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Developer Documentation
See Release Notes
Long Term Support Release
- Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
- Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
- PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/lib/adodb/ -> adodb.inc.php (source)
<?php
/**
* ADOdb Library main include file.
*
* This file is part of ADOdb, a Database Abstraction Layer library for PHP.
*
* @package ADOdb
* @link https://adodb.org Project's web site and documentation
* @link https://github.com/ADOdb/ADOdb Source code and issue tracker
*
* The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
* and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
* any later version. This means you can use it in proprietary products.
* See the LICENSE.md file distributed with this source code for details.
* @license BSD-3-Clause
* @license LGPL-2.1-or-later
*
* @copyright 2000-2013 John Lim
* @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
*/
if (!defined('_ADODB_LAYER')) {
define('_ADODB_LAYER',1);
// The ADOdb extension is no longer maintained and effectively unsupported
// since v5.04. The library will not function properly if it is present.
if(defined('ADODB_EXTENSION')) {
$msg = "Unsupported ADOdb Extension (v" . ADODB_EXTENSION . ") detected! "
. "Disable it to use ADOdb";
$errorfn = defined('ADODB_ERROR_HANDLER') ? ADODB_ERROR_HANDLER : false;
if ($errorfn) {
$conn = false;
$errorfn('ADOdb', basename(__FILE__), -9999, $msg, null, null, $conn);
} else {
die($msg . PHP_EOL);
}
}
//==============================================================================================
// CONSTANT DEFINITIONS
//==============================================================================================
/**
* Set ADODB_DIR to the directory where this file resides...
* This constant was formerly called $ADODB_RootPath
*/
if (!defined('ADODB_DIR')) {
define('ADODB_DIR',dirname(__FILE__));
}
//==============================================================================================
// GLOBAL VARIABLES
//==============================================================================================
GLOBAL
$ADODB_vers, // database version
$ADODB_COUNTRECS, // count number of records returned - slows down query
$ADODB_CACHE_DIR, // directory to cache recordsets
$ADODB_CACHE,
$ADODB_CACHE_CLASS,
$ADODB_COMPAT_FETCH, // If $ADODB_COUNTRECS and this is true, $rs->fields is available on EOF
$ADODB_FETCH_MODE, // DEFAULT, NUM, ASSOC or BOTH. Default follows native driver default...
$ADODB_GETONE_EOF,
$ADODB_QUOTE_FIELDNAMES; // Allows you to force quotes (backticks) around field names in queries generated by getinsertsql and getupdatesql.
//==============================================================================================
// GLOBAL SETUP
//==============================================================================================
/*********************************************************
* Controls $ADODB_FORCE_TYPE mode. Default is ADODB_FORCE_VALUE (3).
* Used in GetUpdateSql and GetInsertSql functions. Thx to Niko, nuko#mbnet.fi
* @link https://adodb.org/dokuwiki/doku.php?id=v5:reference:adodb_force_type
*
* 0 = ignore empty fields. All empty fields in array are ignored.
* 1 = force null. All empty, php null and string 'null' fields are
* changed to sql NULL values.
* 2 = force empty. All empty, php null and string 'null' fields are
* changed to sql empty '' or 0 values.
* 3 = force value. Value is left as it is. Php null and string 'null'
* are set to sql NULL values and empty fields '' are set to empty '' sql values.
* 4 = force value. Like 1 but numeric empty fields are set to zero.
*/
define('ADODB_FORCE_IGNORE',0);
define('ADODB_FORCE_NULL',1);
define('ADODB_FORCE_EMPTY',2);
define('ADODB_FORCE_VALUE',3);
define('ADODB_FORCE_NULL_AND_ZERO',4);
// ********************************************************
/**
* Constants for returned values from the charMax and textMax methods.
* If not specifically defined in the driver, methods return the NOTSET value.
*/
define ('ADODB_STRINGMAX_NOTSET', -1);
define ('ADODB_STRINGMAX_NOLIMIT',-2);
/*
* Defines the the default meta type returned
* when ADOdb encounters a type that it is not
* defined in the metaTypes.
*/
if (!defined('ADODB_DEFAULT_METATYPE'))
define ('ADODB_DEFAULT_METATYPE','N');
define('ADODB_BAD_RS','<p>Bad $rs in %s. Connection or SQL invalid. Try using $connection->debug=true;</p>');
// allow [ ] @ ` " and . in table names
define('ADODB_TABLE_REGEX','([]0-9a-z_\:\"\`\.\@\[-]*)');
// prefetching used by oracle
if (!defined('ADODB_PREFETCH_ROWS')) {
define('ADODB_PREFETCH_ROWS',10);
}
/**
* Fetch mode
*
* Set global variable $ADODB_FETCH_MODE to one of these constants or use
* the SetFetchMode() method to control how recordset fields are returned
* when fetching data.
*
* - NUM: array()
* - ASSOC: array('id' => 456, 'name' => 'john')
* - BOTH: array(0 => 456, 'id' => 456, 1 => 'john', 'name' => 'john')
* - DEFAULT: driver-dependent
*/
define('ADODB_FETCH_DEFAULT', 0);
define('ADODB_FETCH_NUM', 1);
define('ADODB_FETCH_ASSOC', 2);
define('ADODB_FETCH_BOTH', 3);
/**
* Associative array case constants
*
* By defining the ADODB_ASSOC_CASE constant to one of these values, it is
* possible to control the case of field names (associative array's keys)
* when operating in ADODB_FETCH_ASSOC fetch mode.
* - LOWER: $rs->fields['orderid']
* - UPPER: $rs->fields['ORDERID']
* - NATIVE: $rs->fields['OrderID'] (or whatever the RDBMS will return)
*
* The default is to use native case-names.
*
* NOTE: This functionality is not implemented everywhere, it currently
* works only with: mssql, odbc, oci8 and ibase derived drivers
*/
define('ADODB_ASSOC_CASE_LOWER', 0);
define('ADODB_ASSOC_CASE_UPPER', 1);
define('ADODB_ASSOC_CASE_NATIVE', 2);
if (!defined('TIMESTAMP_FIRST_YEAR')) {
define('TIMESTAMP_FIRST_YEAR',100);
}
/**
* AutoExecute constants
* (moved from adodb-pear.inc.php since they are only used in here)
*/
define('DB_AUTOQUERY_INSERT', 1);
define('DB_AUTOQUERY_UPDATE', 2);
function ADODB_Setup() {
GLOBAL
$ADODB_vers, // database version
$ADODB_COUNTRECS, // count number of records returned - slows down query
$ADODB_CACHE_DIR, // directory to cache recordsets
$ADODB_FETCH_MODE,
$ADODB_CACHE,
$ADODB_CACHE_CLASS,
$ADODB_FORCE_TYPE,
$ADODB_GETONE_EOF,
$ADODB_QUOTE_FIELDNAMES;
if (empty($ADODB_CACHE_CLASS)) {
$ADODB_CACHE_CLASS = 'ADODB_Cache_File' ;
}
$ADODB_FETCH_MODE = ADODB_FETCH_DEFAULT;
$ADODB_FORCE_TYPE = ADODB_FORCE_VALUE;
$ADODB_GETONE_EOF = null;
if (!isset($ADODB_CACHE_DIR)) {
$ADODB_CACHE_DIR = '/tmp'; //(isset($_ENV['TMP'])) ? $_ENV['TMP'] : '/tmp';
} else {
// do not accept url based paths, eg. http:/ or ftp:/
if (strpos($ADODB_CACHE_DIR,'://') !== false) {
die("Illegal path http:// or ftp://");
}
}
/**
* ADODB version as a string.
*/
< $ADODB_vers = 'v5.22.2 2022-05-08';
> $ADODB_vers = 'v5.22.4 2022-10-28';
/**
* Determines whether recordset->RecordCount() is used.
* Set to false for highest performance -- RecordCount() will always return -1 then
* for databases that provide "virtual" recordcounts...
*/
if (!isset($ADODB_COUNTRECS)) {
$ADODB_COUNTRECS = true;
}
}
//==============================================================================================
// CHANGE NOTHING BELOW UNLESS YOU ARE DESIGNING ADODB
//==============================================================================================
ADODB_Setup();
//==============================================================================================
// CLASS ADOFieldObject
//==============================================================================================
/**
< * Helper class for FetchFields -- holds info on a column
> * Helper class for FetchFields -- holds info on a column.
> *
> * Note: Dynamic properties are required here, as some drivers may require
> * the object to hold database-specific field metadata.
*/
> #[\AllowDynamicProperties]
class ADOFieldObject {
var $name = '';
var $max_length=0;
var $type="";
/*
// additional fields by dannym... (danny_milo@yahoo.com)
var $not_null = false;
// actually, this has already been built-in in the postgres, fbsql AND mysql module? ^-^
// so we can as well make not_null standard (leaving it at "false" does not harm anyways)
var $has_default = false; // this one I have done only in mysql and postgres for now ...
// others to come (dannym)
var $default_value; // default, if any, and supported. Check has_default first.
*/
}
/**
* Parse date string to prevent injection attack.
*
* @param string $s
*
* @return string
*/
function _adodb_safedate($s) {
return str_replace(array("'", '\\'), '', $s);
}
/**
* Parse date string to prevent injection attack.
* Date string will have one quote at beginning e.g. '3434343'
*
* @param string $s
*
* @return string
*/
function _adodb_safedateq($s) {
$len = strlen($s);
if ($s[0] !== "'") {
$s2 = "'".$s[0];
} else {
$s2 = "'";
}
for($i=1; $i<$len; $i++) {
$ch = $s[$i];
if ($ch === '\\') {
$s2 .= "'";
break;
} elseif ($ch === "'") {
$s2 .= $ch;
break;
}
$s2 .= $ch;
}
return strlen($s2) == 0 ? 'null' : $s2;
}
/**
* For transaction handling.
*
* @param $dbms
* @param $fn
* @param $errno
* @param $errmsg
* @param $p1
* @param $p2
* @param $thisConnection
*/
function ADODB_TransMonitor($dbms, $fn, $errno, $errmsg, $p1, $p2, &$thisConnection) {
//print "Errorno ($fn errno=$errno m=$errmsg) ";
$thisConnection->_transOK = false;
if ($thisConnection->_oldRaiseFn) {
$errfn = $thisConnection->_oldRaiseFn;
$errfn($dbms, $fn, $errno, $errmsg, $p1, $p2,$thisConnection);
}
}
/**
* Class ADODB_Cache_File
*/
class ADODB_Cache_File {
var $createdir = true; // requires creation of temp dirs
function __construct() {
global $ADODB_INCLUDED_CSV;
if (empty($ADODB_INCLUDED_CSV)) {
include_once(ADODB_DIR.'/adodb-csvlib.inc.php');
}
}
/**
* Write serialised RecordSet to cache item/file.
*
* @param $filename
* @param $contents
* @param $debug
* @param $secs2cache
*
* @return bool|int
*/
function writecache($filename, $contents, $debug, $secs2cache) {
return adodb_write_file($filename, $contents,$debug);
}
/**
* load serialised RecordSet and unserialise it
*
* @param $filename
* @param $err
* @param $secs2cache
* @param $rsClass
*
* @return ADORecordSet
*/
function &readcache($filename, &$err, $secs2cache, $rsClass) {
$rs = csv2rs($filename,$err,$secs2cache,$rsClass);
return $rs;
}
/**
* Flush all items in cache.
*
* @param bool $debug
*
* @return bool|void
*/
function flushall($debug=false) {
global $ADODB_CACHE_DIR;
$rez = false;
if (strlen($ADODB_CACHE_DIR) > 1) {
$rez = $this->_dirFlush($ADODB_CACHE_DIR);
if ($debug) {
ADOConnection::outp( "flushall: $ADODB_CACHE_DIR<br><pre>\n". $rez."</pre>");
}
}
return $rez;
}
/**
* Flush one file in cache.
*
* @param string $f
* @param bool $debug
*/
function flushcache($f, $debug=false) {
if (!@unlink($f)) {
if ($debug) {
ADOConnection::outp( "flushcache: failed for $f");
}
}
}
/**
* @param string $hash
*
* @return string
*/
function getdirname($hash) {
global $ADODB_CACHE_DIR;
< if (!isset($this->notSafeMode)) {
< $this->notSafeMode = !ini_get('safe_mode');
< }
< return ($this->notSafeMode) ? $ADODB_CACHE_DIR.'/'.substr($hash,0,2) : $ADODB_CACHE_DIR;
> return $ADODB_CACHE_DIR . '/' . substr($hash, 0, 2);
}
/**
* Create temp directories.
*
* @param string $hash
* @param bool $debug
*
* @return string
*/
function createdir($hash, $debug) {
global $ADODB_CACHE_PERMS;
$dir = $this->getdirname($hash);
< if ($this->notSafeMode && !file_exists($dir)) {
> if (!file_exists($dir)) {
$oldu = umask(0);
if (!@mkdir($dir, empty($ADODB_CACHE_PERMS) ? 0771 : $ADODB_CACHE_PERMS)) {
if(!is_dir($dir) && $debug) {
ADOConnection::outp("Cannot create $dir");
}
}
umask($oldu);
}
return $dir;
}
/**
* Private function to erase all of the files and subdirectories in a directory.
*
* Just specify the directory, and tell it if you want to delete the directory or just clear it out.
* Note: $kill_top_level is used internally in the function to flush subdirectories.
*/
function _dirFlush($dir, $kill_top_level = false) {
if(!$dh = @opendir($dir)) return;
while (($obj = readdir($dh))) {
if($obj=='.' || $obj=='..') continue;
$f = $dir.'/'.$obj;
if (strpos($obj,'.cache')) {
@unlink($f);
}
if (is_dir($f)) {
$this->_dirFlush($f, true);
}
}
if ($kill_top_level === true) {
@rmdir($dir);
}
return true;
}
}
//==============================================================================================
// CLASS ADOConnection
//==============================================================================================
/**
* Connection object. For connecting to databases, and executing queries.
*/
abstract class ADOConnection {
//
// PUBLIC VARS
//
var $dataProvider = 'native';
var $databaseType = ''; /// RDBMS currently in use, eg. odbc, mysql, mssql
< var $database = ''; /// Name of database to be used.
>
> /**
> * @var string Current database name.
> *
> * This used to be stored in the $databaseName property, which was marked
> * as deprecated in 4.66 and removed in 5.22.5.
> */
> public $database = '';
/**
* @var string If the driver is PDO, then the dsnType is e.g. sqlsrv, otherwise empty
*/
public $dsnType = '';
var $host = ''; /// The hostname of the database server
var $port = ''; /// The port of the database server
var $user = ''; /// The username which is used to connect to the database server.
var $password = ''; /// Password for the username. For security, we no longer store it.
var $debug = false; /// if set to true will output sql statements
var $maxblobsize = 262144; /// maximum size of blobs or large text fields (262144 = 256K)-- some db's die otherwise like foxpro
var $concat_operator = '+'; /// default concat operator -- change to || for Oracle/Interbase
var $substr = 'substr'; /// substring operator
var $length = 'length'; /// string length ofperator
var $random = 'rand()'; /// random function
var $upperCase = 'upper'; /// uppercase function
var $fmtDate = "'Y-m-d'"; /// used by DBDate() as the default date format used by the database
var $fmtTimeStamp = "'Y-m-d, h:i:s A'"; /// used by DBTimeStamp as the default timestamp fmt.
var $true = '1'; /// string that represents TRUE for a database
var $false = '0'; /// string that represents FALSE for a database
var $replaceQuote = "\\'"; /// string to use to replace quotes
var $nameQuote = '"'; /// string to use to quote identifiers and names
var $leftBracket = '['; /// left square bracked for t-sql styled column names
var $rightBracket = ']'; /// right square bracked for t-sql styled column names
var $charSet=false; /// character set to use - only for interbase, postgres and oci8
>
var $metaDatabasesSQL = '';
> /** @var string SQL statement to get databases */
var $metaTablesSQL = '';
>
var $uniqueOrderBy = false; /// All order by columns have to be unique
> /** @var string SQL statement to get database tables */
var $emptyDate = ' ';
>
var $emptyTimeStamp = ' ';
> /** @var string SQL statement to get table columns. */
var $lastInsID = false;
> var $metaColumnsSQL;
//--
>
var $hasInsertID = false; /// supports autoincrement ID?
> /**
var $hasAffectedRows = false; /// supports affected rows for update/delete?
> * SQL statement to get the last IDENTITY value inserted into an IDENTITY
var $hasTop = false; /// support mssql/access SELECT TOP 10 * FROM TABLE
> * column in the same scope.
var $hasLimit = false; /// support pgsql/mysql SELECT * FROM TABLE LIMIT 10
> * @see https://learn.microsoft.com/en-us/sql/t-sql/functions/scope-identity-transact-sql
var $readOnly = false; /// this is a readonly database - used by phpLens
> * @var string
var $hasMoveFirst = false; /// has ability to run MoveFirst(), scrolling backwards
> */
var $hasGenID = false; /// can generate sequences using GenID();
> var $identitySQL;
var $hasTransactions = true; /// has transactions
>
//--
> /** @var string SQL statement to create a Sequence . */
var $genID = 0; /// sequence id used by GenID();
> var $_genSeqSQL;
>
/** @var bool|callable Error function to call */
> /** @var string SQL statement to drop a Sequence. */
var $raiseErrorFn = false;
> var $_dropSeqSQL;
>
var $isoDates = false; /// accepts dates in ISO format
> /** @var string SQL statement to generate a Sequence ID. */
var $cacheSecs = 3600; /// cache for 1 hour
> var $_genIDSQL;
>
/*****************************************
* memcached server options
******************************************/
/**
* Use memCache library instead of caching in files.
* @var bool $memCache
*/
public $memCache = false;
/**
* The memcache server(s) to connect to. Can be defined as:
* - a single host name/ip address
* - a list of hosts/ip addresses
* - an array of server connection data (weighted server groups).
* @link https://adodb.org/dokuwiki/doku.php?id=v5:userguide:memcached
* @var string|array $memCacheHost
*/
public $memCacheHost;
/**
* Default port number.
* The default port can be overridden if memcache server connection data
* is provided as an array {@see $memCacheHost}.
* @var int $memCachePort
*/
public $memCachePort = 11211;
/**
* Enable compression of stored items.
* @var bool $memCacheCompress
*/
public $memCacheCompress = false;
/**
* An array of memcached options.
* Only used with memcached; memcache ignores this setting.
* @link https://www.php.net/manual/en/memcached.constants.php
* @var array $memCacheOptions
*/
public $memCacheOptions = array();
var $sysDate = false; /// name of function that returns the current date
var $sysTimeStamp = false; /// name of function that returns the current timestamp
var $sysUTimeStamp = false; // name of function that returns the current timestamp accurate to the microsecond or nearest fraction
var $arrayClass = 'ADORecordSet_array'; /// name of class used to generate array recordsets, which are pre-downloaded recordsets
var $noNullStrings = false; /// oracle specific stuff - if true ensures that '' is converted to ' '
var $numCacheHits = 0;
var $numCacheMisses = 0;
var $pageExecuteCountRows = true;
var $uniqueSort = false; /// indicates that all fields in order by must be unique
var $leftOuter = false; /// operator to use for left outer join in WHERE clause
var $rightOuter = false; /// operator to use for right outer join in WHERE clause
var $ansiOuter = false; /// whether ansi outer join syntax supported
var $autoRollback = false; // autoRollback on PConnect().
var $poorAffectedRows = false; // affectedRows not working or unreliable
/** @var bool|callable Execute function to call */
var $fnExecute = false;
/** @var bool|callable Cache execution function to call */
var $fnCacheExecute = false;
var $blobEncodeType = false; // false=not required, 'I'=encode to integer, 'C'=encode to char
var $rsPrefix = "ADORecordSet_";
var $autoCommit = true; /// do not modify this yourself - actually private
var $transOff = 0; /// temporarily disable transactions
var $transCnt = 0; /// count of nested transactions
var $fetchMode=false;
var $null2null = 'null'; // in autoexecute/getinsertsql/getupdatesql, this value will be converted to a null
var $bulkBind = false; // enable 2D Execute array
>
//
> /** @var string SQL statement executed by some drivers after successful connection. */
// PRIVATE VARS
> public $connectStmt = '';
//
>
var $_oldRaiseFn = false;
var $_transOK = null;
/** @var resource Identifier for the native database connection */
var $_connectionID = false;
< var $_errorMsg = false; /// A variable which was used to keep the returned last error message. The value will
< /// then returned by the errorMsg() function
< var $_errorCode = false; /// Last error code, not guaranteed to be used - only by oci8
>
> /**
> * Stores the last returned error message.
> * @see ADOConnection::errorMsg()
> * @var string|false
> */
> var $_errorMsg = false;
>
> /**
> * Stores the last returned error code.
> * Not guaranteed to be used. Only some drivers actually populate it.
> * @var int|false
> */
> var $_errorCode = false;
>
var $_queryID = false; /// This variable keeps the last created result link identifier
var $_isPersistentConnection = false; /// A boolean variable to state whether its a persistent connection or normal connection. */
var $_bindInputArray = false; /// set to true if ADOConnection.Execute() permits binding of array parameters.
< var $_evalAll = false;
>
> /**
> * Eval string used to filter data.
> * Only used in the deprecated Text driver.
> * @see https://adodb.org/dokuwiki/doku.php?id=v5:database:text#workaround
> * @var string
> */
> var $evalAll = false;
>
var $_affected = false;
var $_logsql = false;
var $_transmode = ''; // transaction mode
/**
* Additional parameters that may be passed to drivers in the connect string.
*
* Data is stored as an array of arrays and not a simple associative array,
* because some drivers (e.g. mysql) allow multiple parameters with the same
* key to be set.
* @link https://github.com/ADOdb/ADOdb/issues/187
*
* @see setConnectionParameter()
*
* @var array $connectionParameters Set of ParameterName => Value pairs
*/
protected $connectionParameters = array();
/*
* A simple associative array of user-defined custom actual/meta types
*/
public $customActualTypes = array();
/*
* An array of user-defined custom meta/actual types.
* $this->customMetaTypes[$meta] = array(
* 'actual'=>'',
* 'dictionary'=>'',
* 'handler'=>'',
* 'callback'=>''
* );
*/
public $customMetaTypes = array();
> /** @var ADORecordSet Recordset used to retrieve MetaType information */
> var $_metars;
/**
>
* Default Constructor.
> /** @var string a specified locale. */
* We define it even though it does not actually do anything. This avoids
> var $locale;
* getting a PHP Fatal error: Cannot call constructor if a subclass tries
* to call its parent constructor.
*/
public function __construct()
{
}
/**
* Adds a parameter to the connection string.
*
* Parameters must be added before the connection is established;
* they are then passed on to the connect statement, which will.
* process them if the driver supports this feature.
*
* Example usage:
* - mssqlnative: setConnectionParameter('CharacterSet','UTF-8');
* - mysqli: setConnectionParameter(MYSQLI_SET_CHARSET_NAME,'utf8mb4');
*
* If used in a portable environment, parameters set in this manner should
* be predicated on the database provider, as unexpected results may occur
* if applied to the wrong database.
*
* @param string $parameter The name of the parameter to set
* @param string $value The value of the parameter
*
* @return bool True if success, false otherwise (e.g. parameter is not valid)
*/
public function setConnectionParameter($parameter, $value) {
$this->connectionParameters[] = array($parameter=>$value);
return true;
}
/**
* ADOdb version.
*
* @return string
*/
static function Version() {
global $ADODB_vers;
// Semantic Version number matching regex
$regex = '^[vV]?(\d+\.\d+\.\d+' // Version number (X.Y.Z) with optional 'V'
. '(?:-(?:' // Optional preprod version: a '-'
. 'dev|' // followed by 'dev'
. '(?:(?:alpha|beta|rc)(?:\.\d+))' // or a preprod suffix and version number
. '))?)(?:\s|$)'; // Whitespace or end of string
if (!preg_match("/$regex/", $ADODB_vers, $matches)) {
// This should normally not happen... Return whatever is between the start
// of the string and the first whitespace (or the end of the string).
self::outp("Invalid version number: '$ADODB_vers'", 'Version');
$regex = '^[vV]?(.*?)(?:\s|$)';
preg_match("/$regex/", $ADODB_vers, $matches);
}
return $matches[1];
}
/**
* Set a custom meta type with a corresponding actual
*
* @param string $metaType The Custom ADOdb metatype
* @param string $dictionaryType The database dictionary type
* @param string $actualType The database actual type
* @param bool $handleAsType handle like an existing Metatype
* @param mixed $callBack A pre-processing function
*
* @return bool success if the actual exists
*/
final public function setCustomMetaType(
$metaType,
$dictionaryType,
$actualType,
$handleAsType=false,
$callback=false){
$this->customMetaTypes[strtoupper($metaType)] = array(
'actual'=>$actualType,
'dictionary'=>strtoupper($dictionaryType),
'handler'=>$handleAsType,
'callback'=>$callback
);
/*
* Create a reverse lookup for the actualType
*/
$this->customActualTypes[$actualType] = $metaType;
return true;
}
/**
* Get a list of custom meta types.
*
* @return string[]
*/
final public function getCustomMetaTypes()
{
return $this->customMetaTypes;
}
/**
* Get server version info.
*
* @return string[] Array with 2 string elements: version and description
*/
function ServerInfo() {
return array('description' => '', 'version' => '');
}
/**
* Return true if connected to the database.
*
* @return bool
*/
function IsConnected() {
return !empty($this->_connectionID);
}
/**
* Find version string.
*
* @param string $str
*
* @return string
*/
function _findvers($str) {
if (preg_match('/([0-9]+\.([0-9\.])+)/',$str, $arr)) {
return $arr[1];
} else {
return '';
}
}
/**
* All error messages go through this bottleneck function.
*
* You can define your own handler by defining the function name in ADODB_OUTP.
*
* @param string $msg Message to print
* @param bool $newline True to add a newline after printing $msg
*/
static function outp($msg,$newline=true) {
global $ADODB_FLUSH,$ADODB_OUTP;
if (defined('ADODB_OUTP')) {
$fn = ADODB_OUTP;
$fn($msg,$newline);
return;
} else if (isset($ADODB_OUTP)) {
call_user_func($ADODB_OUTP,$msg,$newline);
return;
}
if ($newline) {
$msg .= "<br>\n";
}
if (isset($_SERVER['HTTP_USER_AGENT']) || !$newline) {
echo $msg;
} else {
echo strip_tags($msg);
}
if (!empty($ADODB_FLUSH) && ob_get_length() !== false) {
flush(); // do not flush if output buffering enabled - useless - thx to Jesse Mullan
}
}
/**
* Return the database server's current date and time.
* @return int|false
*/
function Time() {
$rs = $this->_Execute("select $this->sysTimeStamp");
if ($rs && !$rs->EOF) {
return $this->UnixTimeStamp(reset($rs->fields));
}
return false;
}
/**
* Parses the hostname to extract the port.
* Overwrites $this->host and $this->port, only if a port is specified.
* The Hostname can be fully or partially qualified,
* ie: "db.mydomain.com:5432" or "ldaps://ldap.mydomain.com:636"
* Any specified scheme such as ldap:// or ldaps:// is maintained.
*/
protected function parseHostNameAndPort() {
$parsed_url = parse_url($this->host);
if (is_array($parsed_url) && isset($parsed_url['host']) && isset($parsed_url['port'])) {
if ( isset($parsed_url['scheme']) ) {
// If scheme is specified (ie: ldap:// or ldaps://, make sure we retain that.
$this->host = $parsed_url['scheme'] . "://" . $parsed_url['host'];
} else {
$this->host = $parsed_url['host'];
}
$this->port = $parsed_url['port'];
}
}
/**
* Connect to database.
*
* @param string $argHostname Host to connect to
* @param string $argUsername Userid to login
* @param string $argPassword Associated password
* @param string $argDatabaseName Database name
* @param bool $forceNew Force new connection
*
* @return bool
*/
function Connect($argHostname = "", $argUsername = "", $argPassword = "", $argDatabaseName = "", $forceNew = false) {
if ($argHostname != "") {
$this->host = $argHostname;
}
// Overwrites $this->host and $this->port if a port is specified.
$this->parseHostNameAndPort();
if ($argUsername != "") {
$this->user = $argUsername;
}
if ($argPassword != "") {
$this->password = 'not stored'; // not stored for security reasons
}
if ($argDatabaseName != "") {
$this->database = $argDatabaseName;
}
$this->_isPersistentConnection = false;
if ($forceNew) {
if ($rez=$this->_nconnect($this->host, $this->user, $argPassword, $this->database)) {
return true;
}
} else {
if ($rez=$this->_connect($this->host, $this->user, $argPassword, $this->database)) {
return true;
}
}
if (isset($rez)) {
$err = $this->ErrorMsg();
$errno = $this->ErrorNo();
if (empty($err)) {
$err = "Connection error to server '$argHostname' with user '$argUsername'";
}
} else {
$err = "Missing extension for ".$this->dataProvider;
$errno = 0;
}
if ($fn = $this->raiseErrorFn) {
$fn($this->databaseType, 'CONNECT', $errno, $err, $this->host, $this->database, $this);
}
$this->_connectionID = false;
if ($this->debug) {
ADOConnection::outp( $this->host.': '.$err);
}
return false;
}
/**
* Always force a new connection to database.
*
* @param string $argHostname Host to connect to
* @param string $argUsername Userid to login
* @param string $argPassword Associated password
* @param string $argDatabaseName Database name
*
* @return bool
*/
function _nconnect($argHostname, $argUsername, $argPassword, $argDatabaseName) {
return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabaseName);
}
/**
* Always force a new connection to database.
*
* Currently this only works with Oracle.
*
* @param string $argHostname Host to connect to
* @param string $argUsername Userid to login
* @param string $argPassword Associated password
* @param string $argDatabaseName Database name
*
* @return bool
*/
function NConnect($argHostname = "", $argUsername = "", $argPassword = "", $argDatabaseName = "") {
return $this->Connect($argHostname, $argUsername, $argPassword, $argDatabaseName, true);
}
/**
* Establish persistent connection to database.
*
* @param string $argHostname Host to connect to
* @param string $argUsername Userid to login
* @param string $argPassword Associated password
* @param string $argDatabaseName Database name
*
* @return bool
*/
function PConnect($argHostname = "", $argUsername = "", $argPassword = "", $argDatabaseName = "") {
if (defined('ADODB_NEVER_PERSIST')) {
return $this->Connect($argHostname,$argUsername,$argPassword,$argDatabaseName);
}
if ($argHostname != "") {
$this->host = $argHostname;
}
// Overwrites $this->host and $this->port if a port is specified.
$this->parseHostNameAndPort();
if ($argUsername != "") {
$this->user = $argUsername;
}
if ($argPassword != "") {
$this->password = 'not stored';
}
if ($argDatabaseName != "") {
$this->database = $argDatabaseName;
}
$this->_isPersistentConnection = true;
if ($rez = $this->_pconnect($this->host, $this->user, $argPassword, $this->database)) {
return true;
}
if (isset($rez)) {
$err = $this->ErrorMsg();
if (empty($err)) {
$err = "Connection error to server '$argHostname' with user '$argUsername'";
}
$ret = false;
} else {
$err = "Missing extension for ".$this->dataProvider;
$ret = false;
}
if ($fn = $this->raiseErrorFn) {
$fn($this->databaseType,'PCONNECT',$this->ErrorNo(),$err,$this->host,$this->database,$this);
}
$this->_connectionID = false;
if ($this->debug) {
ADOConnection::outp( $this->host.': '.$err);
}
return $ret;
}
/**
* Throw an exception if the handler is defined or prints the message if not.
* @param string $msg Message
* @param string $src the name of the calling function (in uppercase)
* @param string $sql Optional offending SQL statement
*/
function outp_throw($msg, $src='WARN', $sql='') {
if (defined('ADODB_ERROR_HANDLER') && ADODB_ERROR_HANDLER == 'adodb_throw') {
adodb_throw($this->databaseType,$src,-9999,$msg,$sql,false,$this);
return;
}
ADOConnection::outp($msg);
}
/**
* Create cache class.
*
* Code is backwards-compatible with old memcache implementation.
*/
function _CreateCache() {
global $ADODB_CACHE, $ADODB_CACHE_CLASS;
if ($this->memCache) {
global $ADODB_INCLUDED_MEMCACHE;
if (empty($ADODB_INCLUDED_MEMCACHE)) {
include_once(ADODB_DIR.'/adodb-memcache.lib.inc.php');
}
$ADODB_CACHE = new ADODB_Cache_MemCache($this);
} else {
$ADODB_CACHE = new $ADODB_CACHE_CLASS($this);
}
}
/**
* Format date column in sql string.
*
* See https://adodb.org/dokuwiki/doku.php?id=v5:reference:connection:sqldate
* for documentation on supported formats.
*
* @param string $fmt Format string
* @param string $col Date column; use system date if not specified.
*
* @return string
*/
function SQLDate($fmt, $col = '') {
if (!$col) {
$col = $this->sysDate;
}
return $col; // child class implement
}
/**
* Prepare an SQL statement and return the statement resource.
*
* For databases that do not support prepared statements, we return the
* provided SQL statement as-is, to ensure compatibility:
*
* $stmt = $db->prepare("insert into table (id, name) values (?,?)");
* $db->execute($stmt, array(1,'Jill')) or die('insert failed');
* $db->execute($stmt, array(2,'Joe')) or die('insert failed');
*
* @param string $sql SQL to send to database
*
* @return mixed|false The prepared statement, or the original sql if the
* database does not support prepare.
*/
function Prepare($sql) {
return $sql;
}
/**
* Releases a previously prepared statement.
*
* @param mixed $stmt Statement resource, as returned by {@see prepare()}
*
* @return bool
*/
function releaseStatement(&$stmt) {
return true;
}
/**
* Prepare a Stored Procedure and return the statement resource.
*
* Some databases, eg. mssql require a different function for preparing
* stored procedures. So we cannot use Prepare().
*
* For databases that do not support this, we return the $sql.
*
* @param string $sql SQL to send to database
* @param bool $param
*
* @return mixed|false The prepared statement, or the original sql if the
* database does not support prepare.
*/
function PrepareSP($sql,$param=true) {
return $this->Prepare($sql,$param);
}
/**
* PEAR DB Compat - alias for qStr.
* @param $s
* @return string
*/
function Quote($s) {
return $this->qstr($s);
}
/**
* Quotes a string so that all strings are escaped.
* Wrapper for qstr with magic_quotes = false.
*
* @param string &$s
*/
function q(&$s) {
//if (!empty($this->qNull && $s == 'null') {
// return $s;
//}
$s = $this->qstr($s);
}
/**
* PEAR DB Compat - do not use internally.
* @return int
*/
function ErrorNative() {
return $this->ErrorNo();
}
/**
* PEAR DB Compat - do not use internally.
* @param string $seq_name
* @return int
*/
function nextId($seq_name) {
return $this->GenID($seq_name);
}
/**
* Lock a row.
* Will escalate and lock the table if row locking is not supported.
* Will normally free the lock at the end of the transaction.
*
* @param string $table name of table to lock
* @param string $where where clause to use, eg: "WHERE row=12". If left empty, will escalate to table lock
* @param string $col
*
* @return bool
*/
function RowLock($table,$where,$col='1 as adodbignore') {
return false;
}
/**
* @param string $table
* @return true
*/
function CommitLock($table) {
return $this->CommitTrans();
}
/**
* @param string $table
* @return true
*/
function RollbackLock($table) {
return $this->RollbackTrans();
}
/**
* PEAR DB Compat - do not use internally.
*
* The fetch modes for NUMERIC and ASSOC for PEAR DB and ADODB are identical
* for easy porting :-)
*
* @param int $mode The fetchmode ADODB_FETCH_ASSOC or ADODB_FETCH_NUM
*
* @return int Previous fetch mode
*/
function SetFetchMode($mode) {
$old = $this->fetchMode;
$this->fetchMode = $mode;
if ($old === false) {
global $ADODB_FETCH_MODE;
return $ADODB_FETCH_MODE;
}
return $old;
}
/**
* PEAR DB Compat - do not use internally.
*
* @param string $sql
* @param array|bool $inputarr
*
* @return ADORecordSet|bool
*/
function Query($sql, $inputarr=false) {
$rs = $this->Execute($sql, $inputarr);
if (!$rs && defined('ADODB_PEAR')) {
return ADODB_PEAR_Error();
}
return $rs;
}
/**
* PEAR DB Compat - do not use internally
*/
function LimitQuery($sql, $offset, $count, $params=false) {
$rs = $this->SelectLimit($sql, $count, $offset, $params);
if (!$rs && defined('ADODB_PEAR')) {
return ADODB_PEAR_Error();
}
return $rs;
}
/**
* PEAR DB Compat - do not use internally
*/
function Disconnect() {
return $this->Close();
}
/**
* Returns a placeholder for query parameters.
*
* e.g. $DB->Param('a') will return
* - '?' for most databases
* - ':a' for Oracle
* - '$1', '$2', etc. for PostgreSQL
*
* @param mixed $name parameter's name.
* For databases that require positioned params (e.g. PostgreSQL),
* a "falsy" value can be used to force resetting the placeholder
* count; using boolean 'false' will reset it without actually
* returning a placeholder. ADOdb will also automatically reset
* the count when executing a query.
* @param string $type (unused)
* @return string query parameter placeholder
*/
function Param($name,$type='C') {
return '?';
}
/**
* Self-documenting version of Parameter().
*
* @param $stmt
* @param &$var
* @param $name
* @param int $maxLen
* @param bool $type
*
* @return bool
*/
function InParameter(&$stmt, &$var, $name, $maxLen=4000, $type=false) {
return $this->Parameter($stmt,$var,$name,false,$maxLen,$type);
}
/**
* Self-documenting version of Parameter().
*
* @param $stmt
* @param $var
* @param $name
* @param int $maxLen
* @param bool $type
*
* @return bool
*/
function OutParameter(&$stmt,&$var,$name,$maxLen=4000,$type=false) {
return $this->Parameter($stmt,$var,$name,true,$maxLen,$type);
}
/**
*
* Usage in oracle
* $stmt = $db->Prepare('select * from table where id =:myid and group=:group');
* $db->Parameter($stmt,$id,'myid');
* $db->Parameter($stmt,$group,'group',64);
* $db->Execute();
*
* @param mixed &$stmt Statement returned by Prepare() or PrepareSP().
* @param mixed &$var PHP variable to bind to
* @param string $name Name of stored procedure variable name to bind to.
* @param int|bool $isOutput Indicates direction of parameter 0/false=IN 1=OUT 2= IN/OUT. This is ignored in oci8.
* @param int $maxLen Holds an maximum length of the variable.
* @param mixed $type The data type of $var. Legal values depend on driver.
*
* @return bool
*/
function Parameter(&$stmt,&$var,$name,$isOutput=false,$maxLen=4000,$type=false) {
return false;
}
function IgnoreErrors($saveErrs=false) {
if (!$saveErrs) {
$saveErrs = array($this->raiseErrorFn,$this->_transOK);
$this->raiseErrorFn = false;
return $saveErrs;
} else {
$this->raiseErrorFn = $saveErrs[0];
$this->_transOK = $saveErrs[1];
}
}
/**
* Improved method of initiating a transaction. Used together with CompleteTrans().
* Advantages include:
*
* a. StartTrans/CompleteTrans is nestable, unlike BeginTrans/CommitTrans/RollbackTrans.
* Only the outermost block is treated as a transaction.<br>
* b. CompleteTrans auto-detects SQL errors, and will rollback on errors, commit otherwise.<br>
* c. All BeginTrans/CommitTrans/RollbackTrans inside a StartTrans/CompleteTrans block
* are disabled, making it backward compatible.
*/
function StartTrans($errfn = 'ADODB_TransMonitor') {
if ($this->transOff > 0) {
$this->transOff += 1;
return true;
}
$this->_oldRaiseFn = $this->raiseErrorFn;
$this->raiseErrorFn = $errfn;
$this->_transOK = true;
if ($this->debug && $this->transCnt > 0) {
ADOConnection::outp("Bad Transaction: StartTrans called within BeginTrans");
}
$ok = $this->BeginTrans();
$this->transOff = 1;
return $ok;
}
/**
* Complete a transation.
*
* Used together with StartTrans() to end a transaction. Monitors connection
* for sql errors, and will commit or rollback as appropriate.
*
* @param bool autoComplete if true, monitor sql errors and commit and
* rollback as appropriate, and if set to false
* force rollback even if no SQL error detected.
* @returns true on commit, false on rollback.
*/
function CompleteTrans($autoComplete = true) {
if ($this->transOff > 1) {
$this->transOff -= 1;
return true;
}
$this->raiseErrorFn = $this->_oldRaiseFn;
$this->transOff = 0;
if ($this->_transOK && $autoComplete) {
if (!$this->CommitTrans()) {
$this->_transOK = false;
if ($this->debug) {
ADOConnection::outp("Smart Commit failed");
}
} else {
if ($this->debug) {
ADOConnection::outp("Smart Commit occurred");
}
}
} else {
$this->_transOK = false;
$this->RollbackTrans();
if ($this->debug) {
ADOConnection::outp("Smart Rollback occurred");
}
}
return $this->_transOK;
}
/**
* At the end of a StartTrans/CompleteTrans block, perform a rollback.
*/
function FailTrans() {
if ($this->debug)
if ($this->transOff == 0) {
ADOConnection::outp("FailTrans outside StartTrans/CompleteTrans");
} else {
ADOConnection::outp("FailTrans was called");
adodb_backtrace();
}
$this->_transOK = false;
}
/**
* Check if transaction has failed, only for Smart Transactions.
*/
function HasFailedTrans() {
if ($this->transOff > 0) {
return $this->_transOK == false;
}
return false;
}
/**
* Execute SQL
*
* @param string $sql SQL statement to execute, or possibly an array
* holding prepared statement ($sql[0] will hold sql text)
* @param array|bool $inputarr holds the input data to bind to.
* Null elements will be set to null.
*
* @return ADORecordSet|bool
*/
public function Execute($sql, $inputarr = false) {
if ($this->fnExecute) {
$fn = $this->fnExecute;
$ret = $fn($this,$sql,$inputarr);
if (isset($ret)) {
return $ret;
}
}
if ($inputarr !== false) {
if (!is_array($inputarr)) {
$inputarr = array($inputarr);
}
$element0 = reset($inputarr);
# is_object check because oci8 descriptors can be passed in
$array_2d = $this->bulkBind && is_array($element0) && !is_object(reset($element0));
//remove extra memory copy of input -mikefedyk
unset($element0);
if (!is_array($sql) && !$this->_bindInputArray) {
// @TODO this would consider a '?' within a string as a parameter...
$sqlarr = explode('?',$sql);
$nparams = sizeof($sqlarr)-1;
if (!$array_2d) {
// When not Bind Bulk - convert to array of arguments list
$inputarr = array($inputarr);
} else {
// Bulk bind - Make sure all list of params have the same number of elements
$countElements = array_map('count', $inputarr);
if (1 != count(array_unique($countElements))) {
$this->outp_throw(
"[bulk execute] Input array has different number of params [" . print_r($countElements, true) . "].",
'Execute'
);
return false;
}
unset($countElements);
}
// Make sure the number of parameters provided in the input
// array matches what the query expects
$element0 = reset($inputarr);
if ($nparams != count($element0)) {
$this->outp_throw(
"Input array has " . count($element0) .
" params, does not match query: '" . htmlspecialchars($sql) . "'",
'Execute'
);
return false;
}
// clean memory
unset($element0);
foreach($inputarr as $arr) {
$sql = ''; $i = 0;
foreach ($arr as $v) {
$sql .= $sqlarr[$i];
// from Ron Baldwin <ron.baldwin#sourceprose.com>
// Only quote string types
$typ = gettype($v);
if ($typ == 'string') {
//New memory copy of input created here -mikefedyk
$sql .= $this->qstr($v);
} else if ($typ == 'double') {
$sql .= str_replace(',','.',$v); // locales fix so 1.1 does not get converted to 1,1
} else if ($typ == 'boolean') {
$sql .= $v ? $this->true : $this->false;
} else if ($typ == 'object') {
if (method_exists($v, '__toString')) {
$sql .= $this->qstr($v->__toString());
} else {
$sql .= $this->qstr((string) $v);
}
} else if ($v === null) {
$sql .= 'NULL';
} else {
$sql .= $v;
}
$i += 1;
if ($i == $nparams) {
break;
}
} // while
if (isset($sqlarr[$i])) {
$sql .= $sqlarr[$i];
if ($i+1 != sizeof($sqlarr)) {
$this->outp_throw( "Input Array does not match ?: ".htmlspecialchars($sql),'Execute');
}
} else if ($i != sizeof($sqlarr)) {
$this->outp_throw( "Input array does not match ?: ".htmlspecialchars($sql),'Execute');
}
$ret = $this->_Execute($sql);
if (!$ret) {
return $ret;
}
}
} else {
if ($array_2d) {
if (is_string($sql)) {
$stmt = $this->Prepare($sql);
} else {
$stmt = $sql;
}
foreach($inputarr as $arr) {
$ret = $this->_Execute($stmt,$arr);
if (!$ret) {
return $ret;
}
}
} else {
$ret = $this->_Execute($sql,$inputarr);
}
}
} else {
$ret = $this->_Execute($sql,false);
}
return $ret;
}
function _Execute($sql,$inputarr=false) {
// ExecuteCursor() may send non-string queries (such as arrays),
// so we need to ignore those.
if( is_string($sql) ) {
// Strips keyword used to help generate SELECT COUNT(*) queries
// from SQL if it exists.
// TODO: obsoleted by #715 - kept for backwards-compatibility
$sql = str_replace( '_ADODB_COUNT', '', $sql );
}
if ($this->debug) {
global $ADODB_INCLUDED_LIB;
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
$this->_queryID = _adodb_debug_execute($this, $sql,$inputarr);
} else {
$this->_queryID = @$this->_query($sql,$inputarr);
}
// ************************
// OK, query executed
// ************************
// error handling if query fails
if ($this->_queryID === false) {
< if ($this->debug == 99) {
< adodb_backtrace(true,5);
< }
$fn = $this->raiseErrorFn;
if ($fn) {
$fn($this->databaseType,'EXECUTE',$this->ErrorNo(),$this->ErrorMsg(),$sql,$inputarr,$this);
}
return false;
}
// return simplified recordset for inserts/updates/deletes with lower overhead
if ($this->_queryID === true) {
$rsclass = $this->rsPrefix.'empty';
$rs = (class_exists($rsclass)) ? new $rsclass(): new ADORecordSet_empty();
return $rs;
}
if ($this->dataProvider == 'pdo' && $this->databaseType != 'pdo') {
// PDO uses a slightly different naming convention for the
// recordset class if the database type is changed, so we must
// treat it specifically. The mysql driver leaves the
// databaseType as pdo
$rsclass = $this->rsPrefix . 'pdo_' . $this->databaseType;
} else {
$rsclass = $this->rsPrefix . $this->databaseType;
}
// return real recordset from select statement
$rs = new $rsclass($this->_queryID,$this->fetchMode);
$rs->connection = $this; // Pablo suggestion
$rs->Init();
if (is_array($sql)) {
$rs->sql = $sql[0];
} else {
$rs->sql = $sql;
}
if ($rs->_numOfRows <= 0) {
global $ADODB_COUNTRECS;
if ($ADODB_COUNTRECS) {
if (!$rs->EOF) {
$rs = $this->_rs2rs($rs,-1,-1,!is_array($sql));
$rs->_queryID = $this->_queryID;
} else
$rs->_numOfRows = 0;
}
}
return $rs;
}
function CreateSequence($seqname='adodbseq',$startID=1) {
if (empty($this->_genSeqSQL)) {
return false;
}
return $this->Execute(sprintf($this->_genSeqSQL,$seqname,$startID));
}
function DropSequence($seqname='adodbseq') {
if (empty($this->_dropSeqSQL)) {
return false;
}
return $this->Execute(sprintf($this->_dropSeqSQL,$seqname));
}
/**
* Generates a sequence id and stores it in $this->genID.
*
* GenID is only available if $this->hasGenID = true;
*
* @param string $seqname Name of sequence to use
* @param int $startID If sequence does not exist, start at this ID
*
* @return int Sequence id, 0 if not supported
*/
function GenID($seqname='adodbseq',$startID=1) {
if (!$this->hasGenID) {
return 0; // formerly returns false pre 1.60
}
$getnext = sprintf($this->_genIDSQL,$seqname);
$holdtransOK = $this->_transOK;
$save_handler = $this->raiseErrorFn;
$this->raiseErrorFn = '';
@($rs = $this->Execute($getnext));
$this->raiseErrorFn = $save_handler;
if (!$rs) {
$this->_transOK = $holdtransOK; //if the status was ok before reset
$createseq = $this->Execute(sprintf($this->_genSeqSQL,$seqname,$startID));
$rs = $this->Execute($getnext);
}
if ($rs && !$rs->EOF) {
$this->genID = reset($rs->fields);
} else {
$this->genID = 0; // false
}
if ($rs) {
$rs->Close();
}
return $this->genID;
}
/**
* Returns the last inserted ID.
*
* Not all databases support this feature. Some do not require to specify
* table or column name (e.g. MySQL).
*
* @param string $table Table name, default ''
* @param string $column Column name, default ''
*
* @return int The last inserted ID.
*/
function Insert_ID($table='',$column='') {
if ($this->_logsql && $this->lastInsID) {
return $this->lastInsID;
}
if ($this->hasInsertID) {
return $this->_insertID($table,$column);
}
if ($this->debug) {
ADOConnection::outp( '<p>Insert_ID error</p>');
adodb_backtrace();
}
return false;
}
/**
* Enable or disable the Last Insert Id functionality.
*
* If the Driver supports it, this function allows setting {@see $hasInsertID}.
*
* @param bool $enable False to disable
*/
public function enableLastInsertID($enable = true) {}
/**
* Return the id of the last row that has been inserted in a table.
*
* @param string $table
* @param string $column
*
* @return int|false
*/
protected function _insertID($table = '', $column = '')
{
return false;
}
/**
* Portable Insert ID. Pablo Roca <pabloroca#mvps.org>
*
* @param string $table
* @param string $id
* @return mixed The last inserted ID. All databases support this, but be
* aware of possible problems in multiuser environments.
* Heavily test this before deploying.
*/
function PO_Insert_ID($table="", $id="") {
if ($this->hasInsertID){
return $this->Insert_ID($table,$id);
} else {
return $this->GetOne("SELECT MAX($id) FROM $table");
}
}
/**
* @return int|false Number of rows affected by UPDATE/DELETE
*/
function Affected_Rows() {
if ($this->hasAffectedRows) {
if ($this->fnExecute === 'adodb_log_sql') {
if ($this->_logsql && $this->_affected !== false) {
return $this->_affected;
}
}
$val = $this->_affectedrows();
return ($val < 0) ? false : $val;
}
if ($this->debug) {
ADOConnection::outp( '<p>Affected_Rows error</p>',false);
}
return false;
}
/**
* @return string the last error message
*/
function ErrorMsg() {
if ($this->_errorMsg) {
return '!! '.strtoupper($this->dataProvider.' '.$this->databaseType).': '.$this->_errorMsg;
} else {
return '';
}
}
/**
* @return int the last error number. Normally 0 means no error.
*/
function ErrorNo() {
return ($this->_errorMsg) ? -1 : 0;
}
function MetaError($err=false) {
include_once(ADODB_DIR."/adodb-error.inc.php");
if ($err === false) {
$err = $this->ErrorNo();
}
return adodb_error($this->dataProvider,$this->databaseType,$err);
}
function MetaErrorMsg($errno) {
include_once(ADODB_DIR."/adodb-error.inc.php");
return adodb_errormsg($errno);
}
/**
* @returns an array with the primary key columns in it.
*/
function MetaPrimaryKeys($table, $owner=false) {
// owner not used in base class - see oci8
$p = array();
$objs = $this->MetaColumns($table);
if ($objs) {
foreach($objs as $v) {
if (!empty($v->primary_key)) {
$p[] = $v->name;
}
}
}
if (sizeof($p)) {
return $p;
}
if (function_exists('ADODB_VIEW_PRIMARYKEYS')) {
return ADODB_VIEW_PRIMARYKEYS($this->databaseType, $this->database, $table, $owner);
}
return false;
}
/**
* Returns a list of Foreign Keys associated with a specific table.
*
* If there are no foreign keys then the function returns false.
*
* @param string $table The name of the table to get the foreign keys for.
* @param string $owner Table owner/schema.
* @param bool $upper If true, only matches the table with the uppercase name.
* @param bool $associative Returns the result in associative mode;
* if ADODB_FETCH_MODE is already associative, then
* this parameter is discarded.
*
* @return string[]|false An array where keys are tables, and values are foreign keys;
* false if no foreign keys could be found.
*/
function metaForeignKeys($table, $owner = '', $upper = false, $associative = false) {
return false;
}
/**
* Choose a database to connect to. Many databases do not support this.
*
* @param string $dbName the name of the database to select
* @return bool
*/
function SelectDB($dbName) {return false;}
/**
* Select a limited number of rows.
*
* Will select, getting rows from $offset (1-based), for $nrows.
* This simulates the MySQL "select * from table limit $offset,$nrows" , and
* the PostgreSQL "select * from table limit $nrows offset $offset". Note that
* MySQL and PostgreSQL parameter ordering is the opposite of the other.
* eg.
* SelectLimit('select * from table',3); will return rows 1 to 3 (1-based)
* SelectLimit('select * from table',3,2); will return rows 3 to 5 (1-based)
*
* Uses SELECT TOP for Microsoft databases (when $this->hasTop is set)
* BUG: Currently SelectLimit fails with $sql with LIMIT or TOP clause already set
*
* @param string $sql
* @param int $offset Row to start calculations from (1-based)
* @param int $nrows Number of rows to get
* @param array|bool $inputarr Array of bind variables
* @param int $secs2cache Private parameter only used by jlim
*
* @return ADORecordSet The recordset ($rs->databaseType == 'array')
*/
function SelectLimit($sql,$nrows=-1,$offset=-1, $inputarr=false,$secs2cache=0) {
$nrows = (int)$nrows;
$offset = (int)$offset;
if ($this->hasTop && $nrows > 0) {
// suggested by Reinhard Balling. Access requires top after distinct
// Informix requires first before distinct - F Riosa
$ismssql = (strpos($this->databaseType,'mssql') !== false);
if ($ismssql) {
$isaccess = false;
} else {
$isaccess = (strpos($this->databaseType,'access') !== false);
}
if ($offset <= 0) {
// access includes ties in result
if ($isaccess) {
$sql = preg_replace(
'/(^\s*select\s+(distinctrow|distinct)?)/i',
'\\1 '.$this->hasTop.' '.$nrows.' ',
$sql
);
if ($secs2cache != 0) {
$ret = $this->CacheExecute($secs2cache, $sql,$inputarr);
} else {
$ret = $this->Execute($sql,$inputarr);
}
return $ret; // PHP5 fix
} else if ($ismssql){
$sql = preg_replace(
'/(^\s*select\s+(distinctrow|distinct)?)/i',
'\\1 '.$this->hasTop.' '.$nrows.' ',
$sql
);
} else {
$sql = preg_replace(
'/(^\s*select\s)/i',
'\\1 '.$this->hasTop.' '.$nrows.' ',
$sql
);
}
} else {
$nn = $nrows + $offset;
if ($isaccess || $ismssql) {
$sql = preg_replace(
'/(^\s*select\s+(distinctrow|distinct)?)/i',
'\\1 '.$this->hasTop.' '.$nn.' ',
$sql
);
} else {
$sql = preg_replace(
'/(^\s*select\s)/i',
'\\1 '.$this->hasTop.' '.$nn.' ',
$sql
);
}
}
}
// if $offset>0, we want to skip rows, and $ADODB_COUNTRECS is set, we buffer rows
// 0 to offset-1 which will be discarded anyway. So we disable $ADODB_COUNTRECS.
global $ADODB_COUNTRECS;
try {
$savec = $ADODB_COUNTRECS;
$ADODB_COUNTRECS = false;
if ($secs2cache != 0) {
$rs = $this->CacheExecute($secs2cache, $sql, $inputarr);
} else {
$rs = $this->Execute($sql, $inputarr);
}
} finally {
$ADODB_COUNTRECS = $savec;
}
if ($rs && !$rs->EOF) {
$rs = $this->_rs2rs($rs,$nrows,$offset);
}
//print_r($rs);
return $rs;
}
/**
* Create serializable recordset. Breaks rs link to connection.
*
* @param ADORecordSet $rs the recordset to serialize
*
* @return ADORecordSet_array|bool the new recordset
*/
function SerializableRS(&$rs) {
$rs2 = $this->_rs2rs($rs);
$ignore = false;
$rs2->connection = $ignore;
return $rs2;
}
/**
* Convert a database recordset to an array recordset.
*
* Input recordset's cursor should be at beginning, and old $rs will be closed.
*
* @param ADORecordSet $rs the recordset to copy
* @param int $nrows number of rows to retrieve (optional)
* @param int $offset offset by number of rows (optional)
* @param bool $close
*
* @return ADORecordSet_array|ADORecordSet|bool the new recordset
*/
function &_rs2rs(&$rs,$nrows=-1,$offset=-1,$close=true) {
if (! $rs) {
$ret = false;
return $ret;
}
$dbtype = $rs->databaseType;
if (!$dbtype) {
$rs = $rs; // required to prevent crashing in 4.2.1, but does not happen in 4.3.1 -- why ?
return $rs;
}
if (($dbtype == 'array' || $dbtype == 'csv') && $nrows == -1 && $offset == -1) {
$rs->MoveFirst();
$rs = $rs; // required to prevent crashing in 4.2.1, but does not happen in 4.3.1-- why ?
return $rs;
}
$flds = array();
for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++) {
$flds[] = $rs->FetchField($i);
}
$arr = $rs->GetArrayLimit($nrows,$offset);
//print_r($arr);
if ($close) {
$rs->Close();
}
$arrayClass = $this->arrayClass;
$rs2 = new $arrayClass($fakeQueryId=1);
$rs2->connection = $this;
$rs2->sql = $rs->sql;
$rs2->dataProvider = $this->dataProvider;
$rs2->InitArrayFields($arr,$flds);
$rs2->fetchMode = isset($rs->adodbFetchMode) ? $rs->adodbFetchMode : $rs->fetchMode;
return $rs2;
}
/**
* Return all rows.
*
* Compat with PEAR DB.
*
* @param string $sql SQL statement
* @param array|bool $inputarr Input bind array
*
* @return array|false
*/
function GetAll($sql, $inputarr=false) {
return $this->GetArray($sql,$inputarr);
}
/**
* Execute statement and return rows in an array.
*
* The function executes a statement and returns all of the returned rows in
* an array, or false if the statement execution fails or if only 1 column
* is requested in the SQL statement.
* If no records match the provided SQL statement, an empty array is returned.
*
* @param string $sql SQL statement
* @param array|bool $inputarr input bind array
* @param bool $force_array
* @param bool $first2cols
*
* @return array|bool
*/
public function GetAssoc($sql, $inputarr = false, $force_array = false, $first2cols = false) {
$rs = $this->Execute($sql, $inputarr);
if (!$rs) {
/*
* Execution failure
*/
return false;
}
return $rs->GetAssoc($force_array, $first2cols);
}
/**
* Search for the results of an executed query in the cache.
*
* @param int $secs2cache
* @param string|bool $sql SQL statement
* @param array|bool $inputarr input bind array
* @param bool $force_array
* @param bool $first2cols
*
* @return false|array
*/
public function CacheGetAssoc($secs2cache, $sql = false, $inputarr = false,$force_array = false, $first2cols = false) {
if (!is_numeric($secs2cache)) {
$first2cols = $force_array;
$force_array = $inputarr;
}
$rs = $this->CacheExecute($secs2cache, $sql, $inputarr);
if (!$rs) {
return false;
}
return $rs->GetAssoc($force_array, $first2cols);
}
/**
* Return first element of first row of sql statement. Recordset is disposed
* for you.
*
* @param string $sql SQL statement
* @param array|bool $inputarr input bind array
* @return mixed
*/
public function GetOne($sql, $inputarr=false) {
global $ADODB_COUNTRECS,$ADODB_GETONE_EOF;
try {
$crecs = $ADODB_COUNTRECS;
$ADODB_COUNTRECS = false;
$rs = $this->Execute($sql, $inputarr);
} finally {
$ADODB_COUNTRECS = $crecs;
}
$ret = false;
if ($rs) {
if ($rs->EOF) {
$ret = $ADODB_GETONE_EOF;
} else {
$ret = reset($rs->fields);
}
$rs->Close();
}
return $ret;
}
// $where should include 'WHERE fld=value'
function GetMedian($table, $field,$where = '') {
$total = $this->GetOne("select count(*) from $table $where");
if (!$total) {
return false;
}
$midrow = (integer) ($total/2);
$rs = $this->SelectLimit("select $field from $table $where order by 1",1,$midrow);
if ($rs && !$rs->EOF) {
return reset($rs->fields);
}
return false;
}
function CacheGetOne($secs2cache,$sql=false,$inputarr=false) {
global $ADODB_GETONE_EOF;
$ret = false;
$rs = $this->CacheExecute($secs2cache,$sql,$inputarr);
if ($rs) {
if ($rs->EOF) {
$ret = $ADODB_GETONE_EOF;
} else {
$ret = reset($rs->fields);
}
$rs->Close();
}
return $ret;
}
/**
* Executes a statement and returns each row's first column in an array.
*
* @param string $sql SQL statement
* @param array|bool $inputarr input bind array
* @param bool $trim enables space trimming of the returned value.
* This is only relevant if the returned string
* is coming from a CHAR type field.
*
* @return array|bool 1D array containning the first row of the query
*/
function GetCol($sql, $inputarr = false, $trim = false) {
$rs = $this->Execute($sql, $inputarr);
if ($rs) {
$rv = array();
if ($trim) {
while (!$rs->EOF) {
$rv[] = trim(reset($rs->fields));
$rs->MoveNext();
}
} else {
while (!$rs->EOF) {
$rv[] = reset($rs->fields);
$rs->MoveNext();
}
}
$rs->Close();
} else {
$rv = false;
}
return $rv;
}
function CacheGetCol($secs, $sql = false, $inputarr = false,$trim=false) {
$rs = $this->CacheExecute($secs, $sql, $inputarr);
if ($rs) {
$rv = array();
if ($trim) {
while (!$rs->EOF) {
$rv[] = trim(reset($rs->fields));
$rs->MoveNext();
}
} else {
while (!$rs->EOF) {
$rv[] = reset($rs->fields);
$rs->MoveNext();
}
}
$rs->Close();
} else
$rv = false;
return $rv;
}
/**
* Calculate the offset of a date for a particular database
* and generate appropriate SQL.
*
* Useful for calculating future/past dates and storing in a database.
*
* @param double $dayFraction 1.5 means 1.5 days from now, 1.0/24 for 1 hour
* @param string|false $date Reference date, false for system time
*
* @return string
*/
function OffsetDate($dayFraction,$date=false) {
if (!$date) {
$date = $this->sysDate;
}
return '('.$date.'+'.$dayFraction.')';
}
/**
* Executes a statement and returns a the entire recordset in an array.
*
* @param string $sql SQL statement
* @param array|bool $inputarr input bind array
*
* @return array|false
*/
function GetArray($sql,$inputarr=false) {
global $ADODB_COUNTRECS;
try {
$savec = $ADODB_COUNTRECS;
$ADODB_COUNTRECS = false;
$rs = $this->Execute($sql, $inputarr);
} finally {
$ADODB_COUNTRECS = $savec;
}
if (!$rs)
if (defined('ADODB_PEAR')) {
return ADODB_PEAR_Error();
} else {
return false;
}
$arr = $rs->GetArray();
$rs->Close();
return $arr;
}
function CacheGetAll($secs2cache,$sql=false,$inputarr=false) {
return $this->CacheGetArray($secs2cache,$sql,$inputarr);
}
function CacheGetArray($secs2cache,$sql=false,$inputarr=false) {
global $ADODB_COUNTRECS;
try {
$savec = $ADODB_COUNTRECS;
$ADODB_COUNTRECS = false;
$rs = $this->CacheExecute($secs2cache, $sql, $inputarr);
} finally {
$ADODB_COUNTRECS = $savec;
}
if (!$rs)
if (defined('ADODB_PEAR')) {
return ADODB_PEAR_Error();
} else {
return false;
}
$arr = $rs->GetArray();
$rs->Close();
return $arr;
}
function GetRandRow($sql, $arr= false) {
$rezarr = $this->GetAll($sql, $arr);
$sz = sizeof($rezarr);
return $rezarr[abs(rand()) % $sz];
}
/**
* Return one row of sql statement. Recordset is disposed for you.
* Note that SelectLimit should not be called.
*
* @param string $sql SQL statement
* @param array|bool $inputarr input bind array
*
* @return array|false Array containing the first row of the query
*/
function GetRow($sql,$inputarr=false) {
global $ADODB_COUNTRECS;
try {
$crecs = $ADODB_COUNTRECS;
$ADODB_COUNTRECS = false;
$rs = $this->Execute($sql, $inputarr);
} finally {
$ADODB_COUNTRECS = $crecs;
}
if ($rs) {
if (!$rs->EOF) {
$arr = $rs->fields;
} else {
$arr = array();
}
$rs->Close();
return $arr;
}
return false;
}
/**
* @param int $secs2cache
* @param string|false $sql
* @param mixed[]|bool $inputarr
* @return mixed[]|bool
*/
function CacheGetRow($secs2cache,$sql=false,$inputarr=false) {
$rs = $this->CacheExecute($secs2cache,$sql,$inputarr);
if ($rs) {
if (!$rs->EOF) {
$arr = $rs->fields;
} else {
$arr = array();
}
$rs->Close();
return $arr;
}
return false;
}
/**
* Insert or replace a single record. Note: this is not the same as MySQL's replace.
* ADOdb's Replace() uses update-insert semantics, not insert-delete-duplicates of MySQL.
* Also note that no table locking is done currently, so it is possible that the
* record be inserted twice by two programs...
*
* $this->Replace('products', array('prodname' =>"'Nails'","price" => 3.99), 'prodname');
*
* $table table name
* $fieldArray associative array of data (you must quote strings yourself).
* $keyCol the primary key field name or if compound key, array of field names
* autoQuote set to true to use a heuristic to quote strings. Works with nulls and numbers
* but does not work with dates nor SQL functions.
* has_autoinc the primary key is an auto-inc field, so skip in insert.
*
* Currently blob replace not supported
*
* returns 0 = fail, 1 = update, 2 = insert
*/
function Replace($table, $fieldArray, $keyCol, $autoQuote=false, $has_autoinc=false) {
global $ADODB_INCLUDED_LIB;
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
return _adodb_replace($this, $table, $fieldArray, $keyCol, $autoQuote, $has_autoinc);
}
/**
* Will select, getting rows from $offset (1-based), for $nrows.
* This simulates the MySQL "select * from table limit $offset,$nrows" , and
* the PostgreSQL "select * from table limit $nrows offset $offset". Note that
* MySQL and PostgreSQL parameter ordering is the opposite of the other.
* eg.
* CacheSelectLimit(15,'select * from table',3); will return rows 1 to 3 (1-based)
* CacheSelectLimit(15,'select * from table',3,2); will return rows 3 to 5 (1-based)
*
* BUG: Currently CacheSelectLimit fails with $sql with LIMIT or TOP clause already set
*
* @param int $secs2cache Seconds to cache data, set to 0 to force query. This is optional
* @param string $sql
* @param int $offset Row to start calculations from (1-based)
* @param int $nrows Number of rows to get
* @param array $inputarr Array of bind variables
*
* @return ADORecordSet The recordset ($rs->databaseType == 'array')
*/
function CacheSelectLimit($secs2cache,$sql,$nrows=-1,$offset=-1,$inputarr=false) {
if (!is_numeric($secs2cache)) {
if ($sql === false) {
$sql = -1;
}
if ($offset == -1) {
$offset = false;
}
// sql, nrows, offset,inputarr
$rs = $this->SelectLimit($secs2cache,$sql,$nrows,$offset,$this->cacheSecs);
} else {
if ($sql === false) {
$this->outp_throw("Warning: \$sql missing from CacheSelectLimit()",'CacheSelectLimit');
}
$rs = $this->SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache);
}
return $rs;
}
/**
* Flush cached recordsets that match a particular $sql statement.
* If $sql == false, then we purge all files in the cache.
*/
function CacheFlush($sql=false,$inputarr=false) {
global $ADODB_CACHE_DIR, $ADODB_CACHE;
# Create cache if it does not exist
if (empty($ADODB_CACHE)) {
$this->_CreateCache();
}
if (!$sql) {
$ADODB_CACHE->flushall($this->debug);
return;
}
$f = $this->_gencachename($sql.serialize($inputarr),false);
return $ADODB_CACHE->flushcache($f, $this->debug);
}
/**
* Private function to generate filename for caching.
* Filename is generated based on:
*
* - sql statement
* - database type (oci8, ibase, ifx, etc)
* - database name
* - userid
* - setFetchMode (adodb 4.23)
*
* When not in safe mode, we create 256 sub-directories in the cache directory ($ADODB_CACHE_DIR).
* Assuming that we can have 50,000 files per directory with good performance,
* then we can scale to 12.8 million unique cached recordsets. Wow!
*/
function _gencachename($sql,$createdir) {
global $ADODB_CACHE, $ADODB_CACHE_DIR;
if ($this->fetchMode === false) {
global $ADODB_FETCH_MODE;
$mode = $ADODB_FETCH_MODE;
} else {
$mode = $this->fetchMode;
}
$m = md5($sql.$this->databaseType.$this->database.$this->user.$mode);
if (!$ADODB_CACHE->createdir) {
return $m;
}
if (!$createdir) {
$dir = $ADODB_CACHE->getdirname($m);
} else {
$dir = $ADODB_CACHE->createdir($m, $this->debug);
}
return $dir.'/adodb_'.$m.'.cache';
}
/**
* Execute SQL, caching recordsets.
*
* @param int $secs2cache Seconds to cache data, set to 0 to force query.
* This is an optional parameter.
* @param string|bool $sql SQL statement to execute
* @param array|bool $inputarr Holds the input data to bind
*
* @return ADORecordSet RecordSet or false
*/
function CacheExecute($secs2cache,$sql=false,$inputarr=false) {
global $ADODB_CACHE;
if (empty($ADODB_CACHE)) {
$this->_CreateCache();
}
if (!is_numeric($secs2cache)) {
$inputarr = $sql;
$sql = $secs2cache;
$secs2cache = $this->cacheSecs;
}
if (is_array($sql)) {
$sqlparam = $sql;
$sql = $sql[0];
} else
$sqlparam = $sql;
$md5file = $this->_gencachename($sql.serialize($inputarr),true);
$err = '';
if ($secs2cache > 0){
$rs = $ADODB_CACHE->readcache($md5file,$err,$secs2cache,$this->arrayClass);
$this->numCacheHits += 1;
} else {
$err='Timeout 1';
$rs = false;
$this->numCacheMisses += 1;
}
if (!$rs) {
// no cached rs found
if ($this->debug) {
if ($this->debug !== -1) {
ADOConnection::outp( " $md5file cache failure: $err (this is a notice and not an error)");
}
}
$rs = $this->Execute($sqlparam,$inputarr);
if ($rs) {
$eof = $rs->EOF;
$rs = $this->_rs2rs($rs); // read entire recordset into memory immediately
$rs->timeCreated = time(); // used by caching
$txt = _rs2serialize($rs,false,$sql); // serialize
$ok = $ADODB_CACHE->writecache($md5file,$txt,$this->debug, $secs2cache);
if (!$ok) {
if ($ok === false) {
$em = 'Cache write error';
$en = -32000;
if ($fn = $this->raiseErrorFn) {
$fn($this->databaseType,'CacheExecute', $en, $em, $md5file,$sql,$this);
}
} else {
$em = 'Cache file locked warning';
$en = -32001;
// do not call error handling for just a warning
}
if ($this->debug) {
ADOConnection::outp( " ".$em);
}
}
if ($rs->EOF && !$eof) {
$rs->MoveFirst();
//$rs = csv2rs($md5file,$err);
$rs->connection = $this; // Pablo suggestion
}
} else if (!$this->memCache) {
$ADODB_CACHE->flushcache($md5file);
}
} else {
$this->_errorMsg = '';
$this->_errorCode = 0;
if ($this->fnCacheExecute) {
$fn = $this->fnCacheExecute;
$fn($this, $secs2cache, $sql, $inputarr);
}
// ok, set cached object found
$rs->connection = $this; // Pablo suggestion
if ($this->debug){
if ($this->debug == 99) {
adodb_backtrace();
}
$inBrowser = isset($_SERVER['HTTP_USER_AGENT']);
$ttl = $rs->timeCreated + $secs2cache - time();
$s = is_array($sql) ? $sql[0] : $sql;
if ($inBrowser) {
$s = '<i>'.htmlspecialchars($s).'</i>';
}
ADOConnection::outp( " $md5file reloaded, ttl=$ttl [ $s ]");
}
}
return $rs;
}
/*
$forceUpdate .
*/
/**
* Similar to PEAR DB's autoExecute(), except that $mode can be 'INSERT'
* or 'UPDATE' or DB_AUTOQUERY_INSERT or DB_AUTOQUERY_UPDATE.
* If $mode == 'UPDATE', then $where is compulsory as a safety measure.
*
* @param $table
* @param $fields_values
* @param string $mode
* @param false $where
* @param bool $forceUpdate If true, perform update even if the data has not changed.
* @param bool $magic_quotes This param is not used since 5.21.0.
* It remains for backwards compatibility.
*
* @return bool
*
* @noinspection PhpUnusedParameterInspection
*/
function AutoExecute($table, $fields_values, $mode = 'INSERT', $where = false, $forceUpdate = true, $magic_quotes = false) {
if (empty($fields_values)) {
$this->outp_throw('AutoExecute: Empty fields array', 'AutoExecute');
return false;
}
if ($where === false && ($mode == 'UPDATE' || $mode == 2 /* DB_AUTOQUERY_UPDATE */) ) {
$this->outp_throw('AutoExecute: Illegal mode=UPDATE with empty WHERE clause', 'AutoExecute');
return false;
}
$sql = "SELECT * FROM $table";
$rs = $this->SelectLimit($sql, 1);
if (!$rs) {
return false; // table does not exist
}
$rs->tableName = $table;
if ($where !== false) {
$sql .= " WHERE $where";
}
$rs->sql = $sql;
switch($mode) {
case 'UPDATE':
case DB_AUTOQUERY_UPDATE:
$sql = $this->GetUpdateSQL($rs, $fields_values, $forceUpdate);
break;
case 'INSERT':
case DB_AUTOQUERY_INSERT:
$sql = $this->GetInsertSQL($rs, $fields_values);
break;
default:
$this->outp_throw("AutoExecute: Unknown mode=$mode", 'AutoExecute');
return false;
}
return $sql && $this->Execute($sql);
}
/**
* Generates an Update Query based on an existing recordset.
*
* $arrFields is an associative array of fields with the value
* that should be assigned.
*
* Note: This function should only be used on a recordset
* that is run against a single table and sql should only
* be a simple select stmt with no groupby/orderby/limit
* @author "Jonathan Younger" <jyounger@unilab.com>
*
* @param $rs
* @param $arrFields
* @param bool $forceUpdate
* @param bool $magic_quotes This param is not used since 5.21.0.
* It remains for backwards compatibility.
* @param null $force
*
* @return false|string
*
* @noinspection PhpUnusedParameterInspection
*/
function GetUpdateSQL(&$rs, $arrFields, $forceUpdate=false, $magic_quotes=false, $force=null) {
global $ADODB_INCLUDED_LIB;
// ********************************************************
// This is here to maintain compatibility
// with older adodb versions. Sets force type to force nulls if $forcenulls is set.
if (!isset($force)) {
global $ADODB_FORCE_TYPE;
$force = $ADODB_FORCE_TYPE;
}
// ********************************************************
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
return _adodb_getupdatesql($this, $rs, $arrFields, $forceUpdate, $force);
}
/**
* Generates an Insert Query based on an existing recordset.
*
* $arrFields is an associative array of fields with the value
* that should be assigned.
*
* Note: This function should only be used on a recordset
* that is run against a single table.
*
* @param $rs
* @param $arrFields
* @param bool $magic_quotes This param is not used since 5.21.0.
* It remains for backwards compatibility.
* @param null $force
*
* @return false|string
*
* @noinspection PhpUnusedParameterInspection
*/
function GetInsertSQL(&$rs, $arrFields, $magic_quotes=false, $force=null) {
global $ADODB_INCLUDED_LIB;
if (!isset($force)) {
global $ADODB_FORCE_TYPE;
$force = $ADODB_FORCE_TYPE;
}
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
return _adodb_getinsertsql($this, $rs, $arrFields, $force);
}
/**
* Update a BLOB column, given a where clause.
*
* There are more sophisticated blob handling functions that we could have
* implemented, but all require a very complex API. Instead we have chosen
* something that is extremely simple to understand and use.
*
* Sample usage:
* - update a BLOB in field table.blob_col with value $blobValue, for a
* record having primary key id=1
* $conn->updateBlob('table', 'blob_col', $blobValue, 'id=1');
* - insert example:
* $conn->execute('INSERT INTO table (id, blob_col) VALUES (1, null)');
* $conn->updateBlob('table', 'blob_col', $blobValue, 'id=1');
*
* @param string $table
* @param string $column
* @param string $val Filename containing blob data
* @param mixed $where {@see updateBlob()}
* @param string $blobtype supports 'BLOB' (default) and 'CLOB'
*
* @return bool success
*/
function updateBlob($table, $column, $val, $where, $blobtype='BLOB') {
return $this->Execute("UPDATE $table SET $column=? WHERE $where",array($val)) != false;
}
/**
* Update a BLOB from a file.
*
* Usage example:
* $conn->updateBlobFile('table', 'blob_col', '/path/to/file', 'id=1');
*
* @param string $table
* @param string $column
* @param string $path Filename containing blob data
* @param mixed $where {@see updateBlob()}
* @param string $blobtype supports 'BLOB' and 'CLOB'
*
* @return bool success
*/
function updateBlobFile($table, $column, $path, $where, $blobtype='BLOB') {
$fd = fopen($path,'rb');
if ($fd === false) {
return false;
}
$val = fread($fd,filesize($path));
fclose($fd);
return $this->UpdateBlob($table,$column,$val,$where,$blobtype);
}
function BlobDecode($blob) {
return $blob;
}
function BlobEncode($blob) {
return $blob;
}
/**
* Retrieve the client connection's current character set.
*
* @return string|false The character set, or false if it can't be determined.
*/
function getCharSet() {
return $this->charSet;
}
/**
* Sets the client-side character set.
*
* This is only supported for some databases.
* @see https://adodb.org/dokuwiki/doku.php?id=v5:reference:connection:setcharset
*
* @param string $charset The character set to switch to.
*
* @return bool True if the character set was changed successfully, false otherwise.
*/
function setCharSet($charset) {
$this->charSet = $charset;
return true;
}
function IfNull( $field, $ifNull ) {
return " CASE WHEN $field is null THEN $ifNull ELSE $field END ";
}
function LogSQL($enable=true) {
include_once(ADODB_DIR.'/adodb-perf.inc.php');
if ($enable) {
$this->fnExecute = 'adodb_log_sql';
} else {
$this->fnExecute = false;
}
$old = $this->_logsql;
$this->_logsql = $enable;
if ($enable && !$old) {
$this->_affected = false;
}
return $old;
}
/**
* Usage:
* UpdateClob('TABLE', 'COLUMN', $var, 'ID=1', 'CLOB');
*
* $conn->Execute('INSERT INTO clobtable (id, clobcol) VALUES (1, null)');
* $conn->UpdateClob('clobtable','clobcol',$clob,'id=1');
*/
function UpdateClob($table,$column,$val,$where) {
return $this->UpdateBlob($table,$column,$val,$where,'CLOB');
}
// not the fastest implementation - quick and dirty - jlim
// for best performance, use the actual $rs->MetaType().
function MetaType($t,$len=-1,$fieldobj=false) {
if (empty($this->_metars)) {
$rsclass = $this->rsPrefix.$this->databaseType;
$this->_metars = new $rsclass(false,$this->fetchMode);
$this->_metars->connection = $this;
}
return $this->_metars->MetaType($t,$len,$fieldobj);
}
/**
* Change the SQL connection locale to a specified locale.
* This is used to get the date formats written depending on the client locale.
*/
function SetDateLocale($locale = 'En') {
$this->locale = $locale;
switch (strtoupper($locale))
{
case 'EN':
$this->fmtDate="'Y-m-d'";
$this->fmtTimeStamp = "'Y-m-d H:i:s'";
break;
case 'US':
$this->fmtDate = "'m-d-Y'";
$this->fmtTimeStamp = "'m-d-Y H:i:s'";
break;
case 'PT_BR':
case 'NL':
case 'FR':
case 'RO':
case 'IT':
$this->fmtDate="'d-m-Y'";
$this->fmtTimeStamp = "'d-m-Y H:i:s'";
break;
case 'GE':
$this->fmtDate="'d.m.Y'";
$this->fmtTimeStamp = "'d.m.Y H:i:s'";
break;
default:
$this->fmtDate="'Y-m-d'";
$this->fmtTimeStamp = "'Y-m-d H:i:s'";
break;
}
}
/**
* GetActiveRecordsClass Performs an 'ALL' query
*
* @param mixed $class This string represents the class of the current active record
* @param mixed $table Table used by the active record object
* @param mixed $whereOrderBy Where, order, by clauses
* @param mixed $bindarr
* @param mixed $primkeyArr
* @param array $extra Query extras: limit, offset...
* @param mixed $relations Associative array: table's foreign name, "hasMany", "belongsTo"
* @access public
* @return void
*/
function GetActiveRecordsClass(
$class, $table,$whereOrderBy=false,$bindarr=false, $primkeyArr=false,
$extra=array(),
$relations=array())
{
global $_ADODB_ACTIVE_DBS;
## reduce overhead of adodb.inc.php -- moved to adodb-active-record.inc.php
## if adodb-active-recordx is loaded -- should be no issue as they will probably use Find()
if (!isset($_ADODB_ACTIVE_DBS)) {
include_once(ADODB_DIR.'/adodb-active-record.inc.php');
}
return adodb_GetActiveRecordsClass($this, $class, $table, $whereOrderBy, $bindarr, $primkeyArr, $extra, $relations);
}
function GetActiveRecords($table,$where=false,$bindarr=false,$primkeyArr=false) {
$arr = $this->GetActiveRecordsClass('ADODB_Active_Record', $table, $where, $bindarr, $primkeyArr);
return $arr;
}
/**
* Close Connection
*/
function Close() {
$rez = $this->_close();
$this->_queryID = false;
$this->_connectionID = false;
return $rez;
}
/**
* Begin a Transaction.
*
* Must be followed by CommitTrans() or RollbackTrans().
*
* @return bool true if succeeded or false if database does not support transactions
*/
function BeginTrans() {
if ($this->debug) {
ADOConnection::outp("BeginTrans: Transactions not supported for this driver");
}
return false;
}
/* set transaction mode */
function SetTransactionMode( $transaction_mode ) {
$transaction_mode = $this->MetaTransaction($transaction_mode, $this->dataProvider);
$this->_transmode = $transaction_mode;
}
/*
http://msdn2.microsoft.com/en-US/ms173763.aspx
http://dev.mysql.com/doc/refman/5.0/en/innodb-transaction-isolation.html
http://www.postgresql.org/docs/8.1/interactive/sql-set-transaction.html
http://www.stanford.edu/dept/itss/docs/oracle/10g/server.101/b10759/statements_10005.htm
*/
function MetaTransaction($mode,$db) {
$mode = strtoupper($mode);
$mode = str_replace('ISOLATION LEVEL ','',$mode);
switch($mode) {
case 'READ UNCOMMITTED':
switch($db) {
case 'oci8':
case 'oracle':
return 'ISOLATION LEVEL READ COMMITTED';
default:
return 'ISOLATION LEVEL READ UNCOMMITTED';
}
break;
case 'READ COMMITTED':
return 'ISOLATION LEVEL READ COMMITTED';
break;
case 'REPEATABLE READ':
switch($db) {
case 'oci8':
case 'oracle':
return 'ISOLATION LEVEL SERIALIZABLE';
default:
return 'ISOLATION LEVEL REPEATABLE READ';
}
break;
case 'SERIALIZABLE':
return 'ISOLATION LEVEL SERIALIZABLE';
break;
default:
return $mode;
}
}
/**
* Commits a transaction.
*
* If database does not support transactions, return true as data is
* always committed.
*
* @param bool $ok True to commit, false to rollback the transaction.
*
* @return bool true if successful
*/
function CommitTrans($ok=true) {
return true;
}
/**
* Rolls back a transaction.
*
* If database does not support transactions, return false as rollbacks
* always fail.
*
* @return bool true if successful
*/
function RollbackTrans() {
return false;
}
/**
* return the databases that the driver can connect to.
* Some databases will return an empty array.
*
* @return array|bool an array of database names.
*/
function MetaDatabases() {
global $ADODB_FETCH_MODE;
if ($this->metaDatabasesSQL) {
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->fetchMode !== false) {
$savem = $this->SetFetchMode(false);
}
$arr = $this->GetCol($this->metaDatabasesSQL);
if (isset($savem)) {
$this->SetFetchMode($savem);
}
$ADODB_FETCH_MODE = $save;
return $arr;
}
return false;
}
/**
* List procedures or functions in an array.
* @param procedureNamePattern a procedure name pattern; must match the procedure name as it is stored in the database
* @param catalog a catalog name; must match the catalog name as it is stored in the database;
* @param schemaPattern a schema name pattern;
*
* @return array of procedures on current database.
*
* Array(
* [name_of_procedure] => Array(
* [type] => PROCEDURE or FUNCTION
* [catalog] => Catalog_name
* [schema] => Schema_name
* [remarks] => explanatory comment on the procedure
* )
* )
*/
function MetaProcedures($procedureNamePattern = null, $catalog = null, $schemaPattern = null) {
return false;
}
/**
* @param ttype can either be 'VIEW' or 'TABLE' or false.
* If false, both views and tables are returned.
* "VIEW" returns only views
* "TABLE" returns only tables
* @param showSchema returns the schema/user with the table name, eg. USER.TABLE
* @param mask is the input mask - only supported by oci8 and postgresql
*
* @return array of tables for current database.
*/
function MetaTables($ttype=false,$showSchema=false,$mask=false) {
global $ADODB_FETCH_MODE;
if ($mask) {
return false;
}
if ($this->metaTablesSQL) {
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->fetchMode !== false) {
$savem = $this->SetFetchMode(false);
}
$rs = $this->Execute($this->metaTablesSQL);
if (isset($savem)) {
$this->SetFetchMode($savem);
}
$ADODB_FETCH_MODE = $save;
if ($rs === false) {
return false;
}
$arr = $rs->GetArray();
$arr2 = array();
if ($hast = ($ttype && isset($arr[0][1]))) {
$showt = strncmp($ttype,'T',1);
}
for ($i=0; $i < sizeof($arr); $i++) {
if ($hast) {
if ($showt == 0) {
if (strncmp($arr[$i][1],'T',1) == 0) {
$arr2[] = trim($arr[$i][0]);
}
} else {
if (strncmp($arr[$i][1],'V',1) == 0) {
$arr2[] = trim($arr[$i][0]);
}
}
} else
$arr2[] = trim($arr[$i][0]);
}
$rs->Close();
return $arr2;
}
return false;
}
function _findschema(&$table,&$schema) {
if (!$schema && ($at = strpos($table,'.')) !== false) {
$schema = substr($table,0,$at);
$table = substr($table,$at+1);
}
}
/**
* List columns in a database as an array of ADOFieldObjects.
* See top of file for definition of object.
*
* @param $table table name to query
* @param $normalize makes table name case-insensitive (required by some databases)
* @schema is optional database schema to use - not supported by all databases.
*
* @return array of ADOFieldObjects for current table.
*/
function MetaColumns($table,$normalize=true) {
global $ADODB_FETCH_MODE;
if (!empty($this->metaColumnsSQL)) {
$schema = false;
$this->_findschema($table,$schema);
$save = $ADODB_FETCH_MODE;
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
if ($this->fetchMode !== false) {
$savem = $this->SetFetchMode(false);
}
$rs = $this->Execute(sprintf($this->metaColumnsSQL,($normalize)?strtoupper($table):$table));
if (isset($savem)) {
$this->SetFetchMode($savem);
}
$ADODB_FETCH_MODE = $save;
if ($rs === false || $rs->EOF) {
return false;
}
$retarr = array();
while (!$rs->EOF) { //print_r($rs->fields);
$fld = new ADOFieldObject();
$fld->name = $rs->fields[0];
$fld->type = $rs->fields[1];
if (isset($rs->fields[3]) && $rs->fields[3]) {
if ($rs->fields[3]>0) {
$fld->max_length = $rs->fields[3];
}
$fld->scale = $rs->fields[4];
if ($fld->scale>0) {
$fld->max_length += 1;
}
} else {
$fld->max_length = $rs->fields[2];
}
if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) {
$retarr[] = $fld;
} else {
$retarr[strtoupper($fld->name)] = $fld;
}
$rs->MoveNext();
}
$rs->Close();
return $retarr;
}
return false;
}
/**
* List indexes on a table as an array.
* @param table table name to query
* @param primary true to only show primary keys. Not actually used for most databases
*
* @return array of indexes on current table. Each element represents an index, and is itself an associative array.
*
* Array(
* [name_of_index] => Array(
* [unique] => true or false
* [columns] => Array(
* [0] => firstname
* [1] => lastname
* )
* )
* )
*/
function MetaIndexes($table, $primary = false, $owner = false) {
return false;
}
/**
* List columns names in a table as an array.
* @param table table name to query
*
* @return array of column names for current table.
*/
function MetaColumnNames($table, $numIndexes=false,$useattnum=false /* only for postgres */) {
$objarr = $this->MetaColumns($table);
if (!is_array($objarr)) {
return false;
}
$arr = array();
if ($numIndexes) {
$i = 0;
if ($useattnum) {
foreach($objarr as $v)
$arr[$v->attnum] = $v->name;
} else
foreach($objarr as $v) $arr[$i++] = $v->name;
} else
foreach($objarr as $v) $arr[strtoupper($v->name)] = $v->name;
return $arr;
}
/**
* Concatenate strings.
*
* Different SQL databases used different methods to combine strings together.
* This function provides a wrapper.
*
* Usage: $db->Concat($str1,$str2);
*
* @param string $s Variable number of string parameters
*
* @return string concatenated string
*/
function Concat() {
$arr = func_get_args();
return implode($this->concat_operator, $arr);
}
/**
* Converts a date "d" to a string that the database can understand.
*
* @param mixed $d a date in Unix date time format.
*
* @return string date string in database date format
*/
function DBDate($d, $isfld=false) {
if (empty($d) && $d !== 0) {
return 'null';
}
if ($isfld) {
return $d;
}
if (is_object($d)) {
return $d->format($this->fmtDate);
}
if (is_string($d) && !is_numeric($d)) {
if ($d === 'null') {
return $d;
}
if (strncmp($d,"'",1) === 0) {
$d = _adodb_safedateq($d);
return $d;
}
if ($this->isoDates) {
return "'$d'";
}
$d = ADOConnection::UnixDate($d);
}
return adodb_date($this->fmtDate,$d);
}
function BindDate($d) {
$d = $this->DBDate($d);
if (strncmp($d,"'",1)) {
return $d;
}
return substr($d,1,strlen($d)-2);
}
function BindTimeStamp($d) {
$d = $this->DBTimeStamp($d);
if (strncmp($d,"'",1)) {
return $d;
}
return substr($d,1,strlen($d)-2);
}
/**
* Converts a timestamp "ts" to a string that the database can understand.
*
* @param int|object $ts A timestamp in Unix date time format.
*
* @return string $timestamp string in database timestamp format
*/
function DBTimeStamp($ts,$isfld=false) {
if (empty($ts) && $ts !== 0) {
return 'null';
}
if ($isfld) {
return $ts;
}
if (is_object($ts)) {
return $ts->format($this->fmtTimeStamp);
}
# strlen(14) allows YYYYMMDDHHMMSS format
if (!is_string($ts) || (is_numeric($ts) && strlen($ts)<14)) {
return adodb_date($this->fmtTimeStamp,$ts);
}
if ($ts === 'null') {
return $ts;
}
if ($this->isoDates && strlen($ts) !== 14) {
$ts = _adodb_safedate($ts);
return "'$ts'";
}
$ts = ADOConnection::UnixTimeStamp($ts);
return adodb_date($this->fmtTimeStamp,$ts);
}
/**
* Also in ADORecordSet.
* @param mixed $v is a date string in YYYY-MM-DD format
*
* @return int|false Date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format
*/
static function UnixDate($v) {
if (is_object($v)) {
// odbtp support
//( [year] => 2004 [month] => 9 [day] => 4 [hour] => 12 [minute] => 44 [second] => 8 [fraction] => 0 )
return adodb_mktime($v->hour,$v->minute,$v->second,$v->month,$v->day, $v->year);
}
if (is_numeric($v) && strlen($v) !== 8) {
return $v;
}
if (!preg_match( "|^([0-9]{4})[-/\.]?([0-9]{1,2})[-/\.]?([0-9]{1,2})|", $v, $rr)) {
return false;
}
if ($rr[1] <= TIMESTAMP_FIRST_YEAR) {
return 0;
}
// h-m-s-MM-DD-YY
return @adodb_mktime(0,0,0,$rr[2],$rr[3],$rr[1]);
}
/**
* Also in ADORecordSet.
* @param string|object $v is a timestamp string in YYYY-MM-DD HH-NN-SS format
*
* @return int|false Date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format
*/
static function UnixTimeStamp($v) {
if (is_object($v)) {
// odbtp support
//( [year] => 2004 [month] => 9 [day] => 4 [hour] => 12 [minute] => 44 [second] => 8 [fraction] => 0 )
return adodb_mktime($v->hour,$v->minute,$v->second,$v->month,$v->day, $v->year);
}
if (!preg_match(
"|^([0-9]{4})[-/\.]?([0-9]{1,2})[-/\.]?([0-9]{1,2})[ ,-]*(([0-9]{1,2}):?([0-9]{1,2}):?([0-9\.]{1,4}))?|",
($v), $rr)) return false;
if ($rr[1] <= TIMESTAMP_FIRST_YEAR && $rr[2]<= 1) {
return 0;
}
// h-m-s-MM-DD-YY
if (!isset($rr[5])) {
return adodb_mktime(0,0,0,$rr[2],$rr[3],$rr[1]);
}
return @adodb_mktime($rr[5],$rr[6],$rr[7],$rr[2],$rr[3],$rr[1]);
}
/**
* Format database date based on user defined format.
*
* Also in ADORecordSet.
*
* @param mixed $v Date in YYYY-MM-DD format, returned by database
* @param string $fmt Format to apply, using date()
* @param bool $gmt
*
* @return string Formatted date
*/
function UserDate($v,$fmt='Y-m-d',$gmt=false) {
$tt = $this->UnixDate($v);
// $tt == -1 if pre TIMESTAMP_FIRST_YEAR
if (($tt === false || $tt == -1) && $v != false) {
return $v;
} else if ($tt == 0) {
return $this->emptyDate;
} else if ($tt == -1) {
// pre-TIMESTAMP_FIRST_YEAR
}
return ($gmt) ? adodb_gmdate($fmt,$tt) : adodb_date($fmt,$tt);
}
/**
* Format timestamp based on user defined format.
*
* @param mixed $v Date in YYYY-MM-DD hh:mm:ss format
* @param string $fmt Format to apply, using date()
* @param bool $gmt
*
* @return string Formatted timestamp
*/
function UserTimeStamp($v,$fmt='Y-m-d H:i:s',$gmt=false) {
if (!isset($v)) {
return $this->emptyTimeStamp;
}
# strlen(14) allows YYYYMMDDHHMMSS format
if (is_numeric($v) && strlen($v)<14) {
return ($gmt) ? adodb_gmdate($fmt,$v) : adodb_date($fmt,$v);
}
$tt = $this->UnixTimeStamp($v);
// $tt == -1 if pre TIMESTAMP_FIRST_YEAR
if (($tt === false || $tt == -1) && $v != false) {
return $v;
}
if ($tt == 0) {
return $this->emptyTimeStamp;
}
return ($gmt) ? adodb_gmdate($fmt,$tt) : adodb_date($fmt,$tt);
}
/**
* Alias for addQ()
* @param string $s
* @param bool [$magic_quotes]
* @return mixed
*
* @deprecated 5.21.0
* @noinspection PhpUnusedParameterInspection
*/
function escape($s,$magic_quotes=false) {
return $this->addQ($s);
}
/**
* Quotes a string, without prefixing nor appending quotes.
*
* @param string $s The string to quote
* @param bool $magic_quotes This param is not used since 5.21.0.
* It remains for backwards compatibility.
*
* @return string Quoted string
*
* @noinspection PhpUnusedParameterInspection
*/
function addQ($s, $magic_quotes=false) {
if ($this->replaceQuote[0] == '\\') {
$s = str_replace(
array('\\', "\0"),
array('\\\\', "\\\0"),
$s
);
}
return str_replace("'", $this->replaceQuote, $s);
}
/**
* Correctly quotes a string so that all strings are escaped.
* We prefix and append to the string single-quotes.
* An example is $db->qstr("Don't bother");
* @link https://adodb.org/dokuwiki/doku.php?id=v5:reference:connection:qstr
*
* @param string $s The string to quote
* @param bool $magic_quotes This param is not used since 5.21.0.
* It remains for backwards compatibility.
*
* @return string Quoted string to be sent back to database
*
* @noinspection PhpUnusedParameterInspection
*/
function qStr($s, $magic_quotes=false) {
return "'" . $this->addQ($s) . "'";
}
/**
* Will select the supplied $page number from a recordset, given that it is paginated in pages of
* $nrows rows per page. It also saves two boolean values saying if the given page is the first
* and/or last one of the recordset. Added by Iván Oliva to provide recordset pagination.
*
* See docs-adodb.htm#ex8 for an example of usage.
* NOTE: phpLens uses a different algorithm and does not use PageExecute().
*
* @param string $sql
* @param int $nrows Number of rows per page to get
* @param int $page Page number to get (1-based)
* @param mixed[]|bool $inputarr Array of bind variables
* @param int $secs2cache Private parameter only used by jlim
*
* @return mixed the recordset ($rs->databaseType == 'array')
*/
function PageExecute($sql, $nrows, $page, $inputarr=false, $secs2cache=0) {
global $ADODB_INCLUDED_LIB;
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
if ($this->pageExecuteCountRows) {
$rs = _adodb_pageexecute_all_rows($this, $sql, $nrows, $page, $inputarr, $secs2cache);
} else {
$rs = _adodb_pageexecute_no_last_page($this, $sql, $nrows, $page, $inputarr, $secs2cache);
}
return $rs;
}
/**
* Will select the supplied $page number from a recordset, given that it is paginated in pages of
* $nrows rows per page. It also saves two boolean values saying if the given page is the first
* and/or last one of the recordset. Added by Iván Oliva to provide recordset pagination.
*
* @param int $secs2cache seconds to cache data, set to 0 to force query
* @param string $sql
* @param int $nrows is the number of rows per page to get
* @param int $page is the page number to get (1-based)
* @param mixed[]|bool $inputarr array of bind variables
* @return mixed the recordset ($rs->databaseType == 'array')
*/
function CachePageExecute($secs2cache, $sql, $nrows, $page,$inputarr=false) {
/*switch($this->dataProvider) {
case 'postgres':
case 'mysql':
break;
default: $secs2cache = 0; break;
}*/
return $this->PageExecute($sql,$nrows,$page,$inputarr,$secs2cache);
}
/**
* Returns the maximum size of a MetaType C field. If the method
* is not defined in the driver returns ADODB_STRINGMAX_NOTSET
*
* @return int
*/
function charMax() {
return ADODB_STRINGMAX_NOTSET;
}
/**
* Returns the maximum size of a MetaType X field. If the method
* is not defined in the driver returns ADODB_STRINGMAX_NOTSET
*
* @return int
*/
function textMax() {
return ADODB_STRINGMAX_NOTSET;
}
/**
* Returns a substring of a varchar type field
*
* Some databases have variations of the parameters, which is why
* we have an ADOdb function for it
*
* @param string $fld The field to sub-string
* @param int $start The start point
* @param int $length An optional length
*
* @return string The SQL text
*/
function substr($fld,$start,$length=0) {
$text = "{$this->substr}($fld,$start";
if ($length > 0)
$text .= ",$length";
$text .= ')';
return $text;
}
/*
* Formats the date into Month only format MM with leading zeroes
*
* @param string $fld The name of the date to format
*
* @return string The SQL text
*/
function month($fld) {
return $this->sqlDate('m',$fld);
}
/*
* Formats the date into Day only format DD with leading zeroes
*
* @param string $fld The name of the date to format
* @return string The SQL text
*/
function day($fld) {
return $this->sqlDate('d',$fld);
}
/*
* Formats the date into year only format YYYY
*
* @param string $fld The name of the date to format
*
* @return string The SQL text
*/
function year($fld) {
return $this->sqlDate('Y',$fld);
}
/**
* Get the last error recorded by PHP and clear the message.
*
* By clearing the message, it becomes possible to detect whether a new error
* has occurred, even when it is the same error as before being repeated.
*
* @return mixed[]|null Array if an error has previously occurred. Null otherwise.
*/
protected function resetLastError() {
$error = error_get_last();
if (is_array($error)) {
$error['message'] = '';
}
return $error;
}
/**
* Compare a previously stored error message with the last error recorded by PHP
* to determine whether a new error has occurred.
*
* @param mixed[]|null $old Optional. Previously stored return value of error_get_last().
*
* @return string The error message if a new error has occurred
* or an empty string if no (new) errors have occurred..
*/
protected function getChangedErrorMsg($old = null) {
$new = error_get_last();
if (is_null($new)) {
// No error has occurred yet at all.
return '';
}
if (is_null($old)) {
// First error recorded.
return $new['message'];
}
$changed = false;
foreach($new as $key => $value) {
if ($new[$key] !== $old[$key]) {
$changed = true;
break;
}
}
if ($changed === true) {
return $new['message'];
}
return '';
}
} // end class ADOConnection
//==============================================================================================
// CLASS ADOFetchObj
//==============================================================================================
/**
* Internal placeholder for record objects. Used by ADORecordSet->FetchObj().
*/
> #[AllowDynamicProperties]
class ADOFetchObj {
};
/**
* Class ADODB_Iterator_empty
*/
class ADODB_Iterator_empty implements Iterator {
private $rs;
function __construct($rs) {
$this->rs = $rs;
}
#[\ReturnTypeWillChange]
function rewind() {}
#[\ReturnTypeWillChange]
function valid() {
return !$this->rs->EOF;
}
#[\ReturnTypeWillChange]
function key() {
return false;
}
#[\ReturnTypeWillChange]
function current() {
return false;
}
#[\ReturnTypeWillChange]
function next() {}
function __call($func, $params) {
return call_user_func_array(array($this->rs, $func), $params);
}
#[\ReturnTypeWillChange]
function hasMore() {
return false;
}
}
/**
* Lightweight recordset when there are no records to be returned
*/
class ADORecordSet_empty implements IteratorAggregate
{
var $dataProvider = 'empty';
var $databaseType = false;
var $EOF = true;
var $_numOfRows = 0;
/** @var bool|array */
var $fields = false;
var $connection = false;
function RowCount() {
return 0;
}
function RecordCount() {
return 0;
}
function PO_RecordCount() {
return 0;
}
function Close() {
return true;
}
function FetchRow() {
return false;
}
function FieldCount() {
return 0;
}
function Init() {}
#[\ReturnTypeWillChange]
function getIterator() {
return new ADODB_Iterator_empty($this);
}
function GetAssoc() {
return array();
}
function GetArray() {
return array();
}
function GetAll() {
return array();
}
function GetArrayLimit() {
return array();
}
function GetRows() {
return array();
}
function GetRowAssoc() {
return array();
}
function MaxRecordCount() {
return 0;
}
function NumRows() {
return 0;
}
function NumCols() {
return 0;
}
}
//==============================================================================================
// DATE AND TIME FUNCTIONS
//==============================================================================================
if (!defined('ADODB_DATE_VERSION')) {
include_once(ADODB_DIR.'/adodb-time.inc.php');
}
/**
* Class ADODB_Iterator
*/
class ADODB_Iterator implements Iterator {
private $rs;
function __construct($rs) {
$this->rs = $rs;
}
#[\ReturnTypeWillChange]
function rewind() {
$this->rs->MoveFirst();
}
#[\ReturnTypeWillChange]
function valid() {
return !$this->rs->EOF;
}
#[\ReturnTypeWillChange]
function key() {
return $this->rs->_currentRow;
}
#[\ReturnTypeWillChange]
function current() {
return $this->rs->fields;
}
#[\ReturnTypeWillChange]
function next() {
$this->rs->MoveNext();
}
function __call($func, $params) {
return call_user_func_array(array($this->rs, $func), $params);
}
function hasMore() {
return !$this->rs->EOF;
}
}
/**
* RecordSet class that represents the dataset returned by the database.
*
* To keep memory overhead low, this class holds only the current row in memory.
* No prefetching of data is done, so the RecordCount() can return -1 (which
* means recordcount not known).
*/
class ADORecordSet implements IteratorAggregate {
> /**
> * Used for cases when a recordset object is not created by executing a query.
/**
> */
* public variables
> const DUMMY_QUERY_ID = -1;
*/
var $dataProvider = "native";
>
/** @var bool|array */
> /**
var $fields = false; /// holds the current row data
> * @var string Table name (used in _adodb_getupdatesql() and _adodb_getinsertsql())-
var $blobSize = 100; /// any varchar/char field this size or greater is treated as a blob
> */
/// in other words, we use a text area for editing.
> public $tableName = '';
var $canSeek = false; /// indicates that seek is supported
>
var $sql; /// sql text
var $EOF = false; /// Indicates that the current record position is after the last record in a Recordset object.
var $emptyTimeStamp = ' '; /// what to display when $time==0
var $emptyDate = ' '; /// what to display when $time==0
var $debug = false;
var $timeCreated=0; /// datetime in Unix format rs created -- for cached recordsets
var $bind = false; /// used by Fields() to hold array - should be private?
var $fetchMode; /// default fetch mode
/** @var ADOConnection The parent connection */
var $connection = false;
/**
* private variables
*/
var $_numOfRows = -1; /** number of rows, or -1 */
var $_numOfFields = -1; /** number of fields in recordset */
< /** @var resource result link identifier */
< var $_queryID = -1;
>
> /**
> * @var resource|int|false result link identifier
> */
> var $_queryID = self::DUMMY_QUERY_ID;
>
var $_currentRow = -1; /** This variable keeps the current row in the Recordset. */
var $_closed = false; /** has recordset been closed */
var $_inited = false; /** Init() should only be called once */
var $_obj; /** Used by FetchObj */
var $_names; /** Used by FetchObj */
var $_currentPage = -1; /** Added by Iván Oliva to implement recordset pagination */
var $_atFirstPage = false; /** Added by Iván Oliva to implement recordset pagination */
var $_atLastPage = false; /** Added by Iván Oliva to implement recordset pagination */
var $_lastPageNo = -1;
var $_maxRecordCount = 0;
var $datetime = false;
public $customActualTypes;
public $customMetaTypes;
> /** @var int Only used in _adodb_getinsertsql() */
> public $insertSig;
/**
* @var ADOFieldObject[] Field metadata cache
* @see fieldTypesArray()
*/
protected $fieldObjectsCache;
/**
> * @var int Defines the Fetch Mode for a recordset
* Constructor
> * See the ADODB_FETCH_* constants
*
> */
* @param resource|int $queryID Query ID returned by ADOConnection->_query()
> public $adodbFetchMode;
* @param int|bool $mode The ADODB_FETCH_MODE value
>
*/
> /**
function __construct($queryID,$mode=false) {
$this->_queryID = $queryID;
}
function __destruct() {
$this->Close();
}
#[\ReturnTypeWillChange]
function getIterator() {
return new ADODB_Iterator($this);
}
/* this is experimental - i don't really know what to return... */
function __toString() {
include_once(ADODB_DIR.'/toexport.inc.php');
return _adodb_export($this,',',',',false,true);
}
function Init() {
if ($this->_inited) {
return;
}
$this->_inited = true;
if ($this->_queryID) {
@$this->_initRS();
} else {
$this->_numOfRows = 0;
$this->_numOfFields = 0;
}
if ($this->_numOfRows != 0 && $this->_numOfFields && $this->_currentRow == -1) {
$this->_currentRow = 0;
if ($this->EOF = ($this->_fetch() === false)) {
$this->_numOfRows = 0; // _numOfRows could be -1
}
} else {
$this->EOF = true;
}
}
/**
* Recordset initialization stub
*/
protected function _initRS() {}
/**
* Row fetch stub
* @return bool
*/
protected function _fetch() {}
/**
* Generate a SELECT tag from a recordset, and return the HTML markup.
*
* If the recordset has 2 columns, we treat the first one as the text to
* display to the user, and the second as the return value. Extra columns
* are discarded.
*
* @param string $name Name of SELECT tag
* @param string|array $defstr The value to highlight. Use an array for multiple highlight values.
* @param bool|string $blank1stItem True to create an empty item (default), False not to add one;
* 'string' to set its label and 'value:string' to assign a value to it.
* @param bool $multiple True for multi-select list
* @param int $size Number of rows to show (applies to multi-select box only)
* @param string $selectAttr Additional attributes to defined for SELECT tag,
* useful for holding javascript onChange='...' handlers, CSS class, etc.
* @param bool $compareFirstCol When true (default), $defstr is compared against the value (column 2),
* while false will compare against the description (column 1).
*
* @return string HTML
*/
function getMenu($name, $defstr = '', $blank1stItem = true, $multiple = false,
$size = 0, $selectAttr = '', $compareFirstCol = true)
{
global $ADODB_INCLUDED_LIB;
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
return _adodb_getmenu($this, $name, $defstr, $blank1stItem, $multiple,
$size, $selectAttr, $compareFirstCol);
}
/**
* Generate a SELECT tag with groups from a recordset, and return the HTML markup.
*
* The recordset must have 3 columns and be ordered by the 3rd column. The
* first column contains the text to display to the user, the second is the
* return value and the third is the option group. Extra columns are discarded.
* Default strings are compared with the SECOND column.
*
* @param string $name Name of SELECT tag
* @param string|array $defstr The value to highlight. Use an array for multiple highlight values.
* @param bool|string $blank1stItem True to create an empty item (default), False not to add one;
* 'string' to set its label and 'value:string' to assign a value to it.
* @param bool $multiple True for multi-select list
* @param int $size Number of rows to show (applies to multi-select box only)
* @param string $selectAttr Additional attributes to defined for SELECT tag,
* useful for holding javascript onChange='...' handlers, CSS class, etc.
* @param bool $compareFirstCol When true (default), $defstr is compared against the value (column 2),
* while false will compare against the description (column 1).
*
* @return string HTML
*/
function getMenuGrouped($name, $defstr = '', $blank1stItem = true, $multiple = false,
$size = 0, $selectAttr = '', $compareFirstCol = true)
{
global $ADODB_INCLUDED_LIB;
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
return _adodb_getmenu_gp($this, $name, $defstr, $blank1stItem, $multiple,
$size, $selectAttr, $compareFirstCol);
}
/**
* Generate a SELECT tag from a recordset, and return the HTML markup.
*
* Same as GetMenu(), except that default strings are compared with the
* FIRST column (the description).
*
* @param string $name Name of SELECT tag
* @param string|array $defstr The value to highlight. Use an array for multiple highlight values.
* @param bool|string $blank1stItem True to create an empty item (default), False not to add one;
* 'string' to set its label and 'value:string' to assign a value to it.
* @param bool $multiple True for multi-select list
* @param int $size Number of rows to show (applies to multi-select box only)
* @param string $selectAttr Additional attributes to defined for SELECT tag,
* useful for holding javascript onChange='...' handlers, CSS class, etc.
*
* @return string HTML
*
* @deprecated 5.21.0 Use getMenu() with $compareFirstCol = false instead.
*/
function getMenu2($name, $defstr = '', $blank1stItem = true, $multiple = false,
$size = 0, $selectAttr = '')
{
return $this->getMenu($name, $defstr, $blank1stItem, $multiple,
$size, $selectAttr,false);
}
/**
* Generate a SELECT tag with groups from a recordset, and return the HTML markup.
*
* Same as GetMenuGrouped(), except that default strings are compared with the
* FIRST column (the description).
*
* @param string $name Name of SELECT tag
* @param string|array $defstr The value to highlight. Use an array for multiple highlight values.
* @param bool|string $blank1stItem True to create an empty item (default), False not to add one;
* 'string' to set its label and 'value:string' to assign a value to it.
* @param bool $multiple True for multi-select list
* @param int $size Number of rows to show (applies to multi-select box only)
* @param string $selectAttr Additional attributes to defined for SELECT tag,
* useful for holding javascript onChange='...' handlers, CSS class, etc.
*
* @return string HTML
*
* @deprecated 5.21.0 Use getMenuGrouped() with $compareFirstCol = false instead.
*/
function getMenu3($name, $defstr = '', $blank1stItem = true, $multiple = false,
$size = 0, $selectAttr = '')
{
return $this->getMenuGrouped($name, $defstr, $blank1stItem, $multiple,
$size, $selectAttr, false);
}
/**
* return recordset as a 2-dimensional array.
*
* @param int $nRows Number of rows to return. -1 means every row.
*
* @return array indexed by the rows (0-based) from the recordset
*/
function GetArray($nRows = -1) {
$results = array();
$cnt = 0;
while (!$this->EOF && $nRows != $cnt) {
$results[] = $this->fields;
$this->MoveNext();
$cnt++;
}
return $results;
}
function GetAll($nRows = -1) {
return $this->GetArray($nRows);
}
/**
* Checks if there is another available recordset.
*
* Some databases allow multiple recordsets to be returned.
*
* @return boolean true if there is a next recordset, or false if no more
*/
function NextRecordSet() {
return false;
}
/**
* Return recordset as a 2-dimensional array.
*
* Helper function for ADOConnection->SelectLimit()
*
* @param int $nrows Number of rows to return
* @param int $offset Starting row (1-based)
*
* @return array an array indexed by the rows (0-based) from the recordset
*/
function getArrayLimit($nrows, $offset=-1) {
if ($offset <= 0) {
return $this->GetArray($nrows);
}
$this->Move($offset);
$results = array();
$cnt = 0;
while (!$this->EOF && $nrows != $cnt) {
$results[$cnt++] = $this->fields;
$this->MoveNext();
}
return $results;
}
/**
* Synonym for GetArray() for compatibility with ADO.
*
* @param int $nRows Number of rows to return. -1 means every row.
*
* @return array an array indexed by the rows (0-based) from the recordset
*/
function getRows($nRows = -1) {
return $this->GetArray($nRows);
}
/**
* return whole recordset as a 2-dimensional associative array if
* there are more than 2 columns. The first column is treated as the
* key and is not included in the array. If there is only 2 columns,
* it will return a 1 dimensional array of key-value pairs unless
* $force_array == true. This recordset method is currently part of
* the API, but may not be in later versions of ADOdb. By preference, use
* ADOconnnection::getAssoc()
*
* @param bool $force_array (optional) Has only meaning if we have 2 data
* columns. If false, a 1 dimensional
* array is returned, otherwise a 2 dimensional
* array is returned. If this sounds confusing,
* read the source.
*
* @param bool $first2cols (optional) Means if there are more than
* 2 cols, ignore the remaining cols and
* instead of returning
* array[col0] => array(remaining cols),
* return array[col0] => col1
*
* @return mixed[]|false
*
*/
function getAssoc($force_array = false, $first2cols = false)
{
/*
* Insufficient rows to show data
*/
if ($this->_numOfFields < 2)
return;
/*
* Empty recordset
*/
if (!$this->fields) {
return array();
}
/*
* The number of fields is half the actual returned in BOTH mode
*/
$numberOfFields = $this->_numOfFields;
/*
* Get the fetch mode when the call was executed, this may be
* different than ADODB_FETCH_MODE
*/
$fetchMode = $this->connection->fetchMode;
if ($fetchMode == ADODB_FETCH_BOTH) {
/*
* If we are using BOTH, we present the data as if it
* was in ASSOC mode. This could be enhanced by adding
* a BOTH_ASSOC_MODE class property
* We build a template of numeric keys. you could improve the
* speed by caching this, indexed by number of keys
*/
$testKeys = array_fill(0,$numberOfFields,0);
}
$showArrayMethod = 0;
if ($numberOfFields == 2)
/*
* Key is always value of first element
* Value is always value of second element
*/
$showArrayMethod = 1;
if ($force_array)
$showArrayMethod = 0;
if ($first2cols)
$showArrayMethod = 1;
$results = array();
while (!$this->EOF){
$myFields = $this->fields;
if ($fetchMode == ADODB_FETCH_BOTH) {
/*
* extract the associative keys
*/
$myFields = array_diff_key($myFields,$testKeys);
}
/*
* key is value of first element, rest is data,
* The key is not case processed
*/
$key = array_shift($myFields);
switch ($showArrayMethod) {
case 0:
if ($fetchMode == ADODB_FETCH_ASSOC
|| $fetchMode == ADODB_FETCH_BOTH)
{
/*
* The driver should have already handled the key
* casing, but in case it did not. We will check and force
* this in later versions of ADOdb
*/
if (ADODB_ASSOC_CASE == ADODB_ASSOC_CASE_UPPER)
$myFields = array_change_key_case($myFields,CASE_UPPER);
elseif (ADODB_ASSOC_CASE == ADODB_ASSOC_CASE_LOWER)
$myFields = array_change_key_case($myFields,CASE_LOWER);
/*
* We have already shifted the key off
* the front, so the rest is the value
*/
$results[$key] = $myFields;
}
else
/*
* I want the values in a numeric array,
* nicely re-indexed from zero
*/
$results[$key] = array_values($myFields);
break;
case 1:
/*
* Don't care how long the array is,
* I just want value of second column, and it doesn't
* matter whether the array is associative or numeric
*/
$results[$key] = array_shift($myFields);
break;
}
$this->MoveNext();
}
/*
* Done
*/
return $results;
}
/**
*
* @param mixed $v is the character timestamp in YYYY-MM-DD hh:mm:ss format
* @param string [$fmt] is the format to apply to it, using date()
*
* @return string a timestamp formated as user desires
*/
function UserTimeStamp($v,$fmt='Y-m-d H:i:s') {
if (is_numeric($v) && strlen($v)<14) {
return adodb_date($fmt,$v);
}
$tt = $this->UnixTimeStamp($v);
// $tt == -1 if pre TIMESTAMP_FIRST_YEAR
if (($tt === false || $tt == -1) && $v != false) {
return $v;
}
if ($tt === 0) {
return $this->emptyTimeStamp;
}
return adodb_date($fmt,$tt);
}
/**
* @param mixed $v is the character date in YYYY-MM-DD format, returned by database
* @param string $fmt is the format to apply to it, using date()
*
* @return string a date formatted as user desires
*/
function UserDate($v,$fmt='Y-m-d') {
$tt = $this->UnixDate($v);
// $tt == -1 if pre TIMESTAMP_FIRST_YEAR
if (($tt === false || $tt == -1) && $v != false) {
return $v;
} else if ($tt == 0) {
return $this->emptyDate;
} else if ($tt == -1) {
// pre-TIMESTAMP_FIRST_YEAR
}
return adodb_date($fmt,$tt);
}
/**
* @param mixed $v is a date string in YYYY-MM-DD format
*
* @return string date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format
*/
static function UnixDate($v) {
return ADOConnection::UnixDate($v);
}
/**
* @param string|object $v is a timestamp string in YYYY-MM-DD HH-NN-SS format
*
* @return mixed date in unix timestamp format, or 0 if before TIMESTAMP_FIRST_YEAR, or false if invalid date format
*/
static function UnixTimeStamp($v) {
return ADOConnection::UnixTimeStamp($v);
}
/**
* PEAR DB Compat - do not use internally
*/
function Free() {
return $this->Close();
}
/**
* PEAR DB compat, number of rows
*
* @return int
*/
function NumRows() {
return $this->_numOfRows;
}
/**
* PEAR DB compat, number of cols
*
* @return int
*/
function NumCols() {
return $this->_numOfFields;
}
/**
* Fetch a row, returning false if no more rows.
* This is PEAR DB compat mode.
*
* @return mixed[]|false false or array containing the current record
*/
function FetchRow() {
if ($this->EOF) {
return false;
}
$arr = $this->fields;
$this->_currentRow++;
if (!$this->_fetch()) {
$this->EOF = true;
}
return $arr;
}
/**
* Fetch a row, returning PEAR_Error if no more rows.
* This is PEAR DB compat mode.
*
* @param mixed[]|false $arr
*
* @return mixed DB_OK or error object
*/
function FetchInto(&$arr) {
if ($this->EOF) {
return (defined('PEAR_ERROR_RETURN')) ? new PEAR_Error('EOF',-1): false;
}
$arr = $this->fields;
$this->MoveNext();
return 1; // DB_OK
}
/**
* Move to the first row in the recordset. Many databases do NOT support this.
*
* @return bool true or false
*/
function MoveFirst() {
if ($this->_currentRow == 0) {
return true;
}
return $this->Move(0);
}
/**
* Move to the last row in the recordset.
*
* @return bool true or false
*/
function MoveLast() {
if ($this->_numOfRows >= 0) {
return $this->Move($this->_numOfRows-1);
}
if ($this->EOF) {
return false;
}
while (!$this->EOF) {
$f = $this->fields;
$this->MoveNext();
}
$this->fields = $f;
$this->EOF = false;
return true;
}
/**
* Move to next record in the recordset.
*
* @return bool true if there still rows available, or false if there are no more rows (EOF).
*/
function MoveNext() {
if (!$this->EOF) {
$this->_currentRow++;
if ($this->_fetch()) {
return true;
}
}
$this->EOF = true;
/* -- tested error handling when scrolling cursor -- seems useless.
$conn = $this->connection;
if ($conn && $conn->raiseErrorFn && ($errno = $conn->ErrorNo())) {
$fn = $conn->raiseErrorFn;
$fn($conn->databaseType,'MOVENEXT',$errno,$conn->ErrorMsg().' ('.$this->sql.')',$conn->host,$conn->database);
}
*/
return false;
}
/**
* Random access to a specific row in the recordset. Some databases do not support
* access to previous rows in the databases (no scrolling backwards).
*
* @param int $rowNumber is the row to move to (0-based)
*
* @return bool true if there still rows available, or false if there are no more rows (EOF).
*/
function Move($rowNumber = 0) {
$this->EOF = false;
if ($rowNumber == $this->_currentRow) {
return true;
}
if ($rowNumber >= $this->_numOfRows) {
if ($this->_numOfRows != -1) {
$rowNumber = $this->_numOfRows-2;
}
}
if ($rowNumber < 0) {
$this->EOF = true;
return false;
}
if ($this->canSeek) {
if ($this->_seek($rowNumber)) {
$this->_currentRow = $rowNumber;
if ($this->_fetch()) {
return true;
}
} else {
$this->EOF = true;
return false;
}
} else {
if ($rowNumber < $this->_currentRow) {
return false;
}
while (! $this->EOF && $this->_currentRow < $rowNumber) {
$this->_currentRow++;
if (!$this->_fetch()) {
$this->EOF = true;
}
}
return !($this->EOF);
}
$this->fields = false;
$this->EOF = true;
return false;
}
/**
* Adjusts the result pointer to an arbitrary row in the result.
*
* @param int $row The row to seek to.
*
* @return bool False if the recordset contains no rows, otherwise true.
*/
function _seek($row) {}
/**
* Get the value of a field in the current row by column name.
* Will not work if ADODB_FETCH_MODE is set to ADODB_FETCH_NUM.
*
* @param string $colname is the field to access
*
* @return mixed the value of $colname column
*/
function Fields($colname) {
return $this->fields[$colname];
}
/**
* Defines the function to use for table fields case conversion
* depending on ADODB_ASSOC_CASE
*
* @param int [$case]
*
* @return string strtolower/strtoupper or false if no conversion needed
*/
protected function AssocCaseConvertFunction($case = ADODB_ASSOC_CASE) {
switch($case) {
case ADODB_ASSOC_CASE_UPPER:
return 'strtoupper';
case ADODB_ASSOC_CASE_LOWER:
return 'strtolower';
case ADODB_ASSOC_CASE_NATIVE:
default:
return false;
}
}
/**
* Builds the bind array associating keys to recordset fields
*
* @param int [$upper] Case for the array keys, defaults to uppercase
* (see ADODB_ASSOC_CASE_xxx constants)
*/
function GetAssocKeys($upper = ADODB_ASSOC_CASE) {
if ($this->bind) {
return;
}
$this->bind = array();
// Define case conversion function for ASSOC fetch mode
$fn_change_case = $this->AssocCaseConvertFunction($upper);
// Build the bind array
for ($i=0; $i < $this->_numOfFields; $i++) {
$o = $this->FetchField($i);
// Set the array's key
if(is_numeric($o->name)) {
// Just use the field ID
$key = $i;
}
elseif( $fn_change_case ) {
// Convert the key's case
$key = $fn_change_case($o->name);
}
else {
$key = $o->name;
}
$this->bind[$key] = $i;
}
}
/**
* Use associative array to get fields array for databases that do not support
* associative arrays. Submitted by Paolo S. Asioli paolo.asioli#libero.it
*
* @param int $upper Case for the array keys, defaults to uppercase
* (see ADODB_ASSOC_CASE_xxx constants)
* @return array
*/
function GetRowAssoc($upper = ADODB_ASSOC_CASE) {
$record = array();
$this->GetAssocKeys($upper);
foreach($this->bind as $k => $v) {
if( array_key_exists( $v, $this->fields ) ) {
$record[$k] = $this->fields[$v];
} elseif( array_key_exists( $k, $this->fields ) ) {
$record[$k] = $this->fields[$k];
} else {
# This should not happen... trigger error ?
$record[$k] = null;
}
}
return $record;
}
/**
* Clean up recordset
*
* @return bool
*/
function Close() {
// free connection object - this seems to globally free the object
// and not merely the reference, so don't do this...
// $this->connection = false;
if (!$this->_closed) {
$this->_closed = true;
return $this->_close();
} else
return true;
}
/**
* Number of rows in recordset.
*
* @return int Number of rows or -1 if this is not supported
*/
function recordCount() {
return $this->_numOfRows;
}
/**
* If we are using PageExecute(), this will return the maximum possible rows
* that can be returned when paging a recordset.
*
* @return int
*/
function MaxRecordCount() {
return ($this->_maxRecordCount) ? $this->_maxRecordCount : $this->recordCount();
}
/**
* Number of rows in recordset.
* Alias for {@see recordCount()}
*
* @return int Number of rows or -1 if this is not supported
*/
function rowCount() {
return $this->recordCount();
}
/**
* Portable RecordCount.
*
* Be aware of possible problems in multiuser environments.
* For better speed the table must be indexed by the condition.
* Heavy test this before deploying.
*
* @param string $table
* @param string $condition
*
* @return int Number of records from a previous SELECT. All databases support this.
*
* @author Pablo Roca <pabloroca@mvps.org>
*/
function PO_RecordCount($table="", $condition="") {
$lnumrows = $this->_numOfRows;
// the database doesn't support native recordcount, so we do a workaround
if ($lnumrows == -1 && $this->connection) {
IF ($table) {
if ($condition) {
$condition = " WHERE " . $condition;
}
$resultrows = $this->connection->Execute("SELECT COUNT(*) FROM $table $condition");
if ($resultrows) {
$lnumrows = reset($resultrows->fields);
}
}
}
return $lnumrows;
}
/**
* @return the current row in the recordset. If at EOF, will return the last row. 0-based.
*/
function CurrentRow() {
return $this->_currentRow;
}
/**
* synonym for CurrentRow -- for ADO compat
*
* @return the current row in the recordset. If at EOF, will return the last row. 0-based.
*/
function AbsolutePosition() {
return $this->_currentRow;
}
/**
* @return the number of columns in the recordset. Some databases will set this to 0
* if no records are returned, others will return the number of columns in the query.
*/
function FieldCount() {
return $this->_numOfFields;
}
/**
* Get a Field's metadata from database.
*
* Must be defined by child class.
*
* @param int $fieldOffset
*
* @return ADOFieldObject|false
*/
function fetchField($fieldOffset)
{
return false;
}
/**
* Get Field metadata for all the recordset's columns in an array.
*
* @return ADOFieldObject[]
*/
function fieldTypesArray() {
if (empty($this->fieldObjectsCache)) {
for ($i = 0; $i < $this->_numOfFields; $i++) {
$this->fieldObjectsCache[] = $this->fetchField($i);
}
}
return $this->fieldObjectsCache;
}
/**
* Return the fields array of the current row as an object for convenience.
* The default case is lowercase field names.
*
* @return the object with the properties set to the fields of the current row
*/
function FetchObj() {
return $this->FetchObject(false);
}
/**
* Return the fields array of the current row as an object for convenience.
* The default case is uppercase.
*
* @param bool $isUpper to set the object property names to uppercase
*
* @return ADOFetchObj The object with properties set to the fields of the current row
*/
function FetchObject($isUpper=true) {
if (empty($this->_obj)) {
$this->_obj = new ADOFetchObj();
$this->_names = array();
for ($i=0; $i <$this->_numOfFields; $i++) {
$f = $this->FetchField($i);
$this->_names[] = $f->name;
}
}
$o = clone($this->_obj);
for ($i=0; $i <$this->_numOfFields; $i++) {
$name = $this->_names[$i];
if ($isUpper) {
$n = strtoupper($name);
} else {
$n = $name;
}
$o->$n = $this->Fields($name);
}
return $o;
}
/**
* Return the fields array of the current row as an object for convenience.
* The default is lower-case field names.
*
* @return ADOFetchObj|false The object with properties set to the fields of the current row
* or false if EOF.
*
* Fixed bug reported by tim@orotech.net
*/
function FetchNextObj() {
return $this->FetchNextObject(false);
}
/**
* Return the fields array of the current row as an object for convenience.
* The default is upper case field names.
*
* @param bool $isUpper to set the object property names to uppercase
*
* @return ADOFetchObj|false The object with properties set to the fields of the current row
* or false if EOF.
*
* Fixed bug reported by tim@orotech.net
*/
function FetchNextObject($isUpper=true) {
$o = false;
if ($this->_numOfRows != 0 && !$this->EOF) {
$o = $this->FetchObject($isUpper);
$this->_currentRow++;
if ($this->_fetch()) {
return $o;
}
}
$this->EOF = true;
return $o;
}
/**
* Get the ADOdb metatype.
*
* Many databases use different names for the same type, so we transform
* the native type to our standardised one, which uses 1 character codes.
* @see https://adodb.org/dokuwiki/doku.php?id=v5:dictionary:dictionary_index#portable_data_types
*
* @param string|ADOFieldObject $t Native type (usually ADOFieldObject->type)
* It is also possible to provide an
* ADOFieldObject here.
* @param int $len The field's maximum length. This is because we treat
* character fields bigger than a certain size as a 'B' (blob).
* @param ADOFieldObject $fieldObj Field object returned by the database driver;
* can hold additional info (eg. primary_key for mysql).
*
* @return string The ADOdb Standard type
*/
function metaType($t, $len = -1, $fieldObj = false) {
if ($t instanceof ADOFieldObject) {
$fieldObj = $t;
$t = $fieldObj->type;
$len = $fieldObj->max_length;
}
// changed in 2.32 to hashing instead of switch stmt for speed...
static $typeMap = array(
'VARCHAR' => 'C',
'VARCHAR2' => 'C',
'CHAR' => 'C',
'C' => 'C',
'STRING' => 'C',
'NCHAR' => 'C',
'NVARCHAR' => 'C',
'VARYING' => 'C',
'BPCHAR' => 'C',
'CHARACTER' => 'C',
'INTERVAL' => 'C', # Postgres
'MACADDR' => 'C', # postgres
'VAR_STRING' => 'C', # mysql
##
'LONGCHAR' => 'X',
'TEXT' => 'X',
'NTEXT' => 'X',
'M' => 'X',
'X' => 'X',
'CLOB' => 'X',
'NCLOB' => 'X',
'LVARCHAR' => 'X',
##
'BLOB' => 'B',
'IMAGE' => 'B',
'BINARY' => 'B',
'VARBINARY' => 'B',
'LONGBINARY' => 'B',
'B' => 'B',
##
'YEAR' => 'D', // mysql
'DATE' => 'D',
'D' => 'D',
##
'UNIQUEIDENTIFIER' => 'C', # MS SQL Server
##
'SMALLDATETIME' => 'T',
'TIME' => 'T',
'TIMESTAMP' => 'T',
'DATETIME' => 'T',
'DATETIME2' => 'T',
'TIMESTAMPTZ' => 'T',
'T' => 'T',
'TIMESTAMP WITHOUT TIME ZONE' => 'T', // postgresql
##
'BOOL' => 'L',
'BOOLEAN' => 'L',
'BIT' => 'L',
'L' => 'L',
##
'COUNTER' => 'R',
'R' => 'R',
'SERIAL' => 'R', // ifx
'INT IDENTITY' => 'R',
##
'INT' => 'I',
'INT2' => 'I',
'INT4' => 'I',
'INT8' => 'I',
'INTEGER' => 'I',
'INTEGER UNSIGNED' => 'I',
'SHORT' => 'I',
'TINYINT' => 'I',
'SMALLINT' => 'I',
'I' => 'I',
##
'LONG' => 'N', // interbase is numeric, oci8 is blob
'BIGINT' => 'N', // this is bigger than PHP 32-bit integers
'DECIMAL' => 'N',
'DEC' => 'N',
'REAL' => 'N',
'DOUBLE' => 'N',
'DOUBLE PRECISION' => 'N',
'SMALLFLOAT' => 'N',
'FLOAT' => 'N',
'NUMBER' => 'N',
'NUM' => 'N',
'NUMERIC' => 'N',
'MONEY' => 'N',
## informix 9.2
'SQLINT' => 'I',
'SQLSERIAL' => 'I',
'SQLSMINT' => 'I',
'SQLSMFLOAT' => 'N',
'SQLFLOAT' => 'N',
'SQLMONEY' => 'N',
'SQLDECIMAL' => 'N',
'SQLDATE' => 'D',
'SQLVCHAR' => 'C',
'SQLCHAR' => 'C',
'SQLDTIME' => 'T',
'SQLINTERVAL' => 'N',
'SQLBYTES' => 'B',
'SQLTEXT' => 'X',
## informix 10
"SQLINT8" => 'I8',
"SQLSERIAL8" => 'I8',
"SQLNCHAR" => 'C',
"SQLNVCHAR" => 'C',
"SQLLVARCHAR" => 'X',
"SQLBOOL" => 'L'
);
$t = strtoupper($t);
$tmap = (isset($typeMap[$t])) ? $typeMap[$t] : ADODB_DEFAULT_METATYPE;
switch ($tmap) {
case 'C':
// is the char field is too long, return as text field...
if ($this->blobSize >= 0) {
if ($len > $this->blobSize) {
return 'X';
}
} else if ($len > 250) {
return 'X';
}
return 'C';
case 'I':
if (!empty($fieldObj->primary_key)) {
return 'R';
}
return 'I';
case false:
return 'N';
case 'B':
if (isset($fieldObj->binary)) {
return ($fieldObj->binary) ? 'B' : 'X';
}
return 'B';
case 'D':
if (!empty($this->connection) && !empty($this->connection->datetime)) {
return 'T';
}
return 'D';
default:
if ($t == 'LONG' && $this->dataProvider == 'oci8') {
return 'B';
}
return $tmap;
}
}
/**
* Convert case of field names associative array, if needed
* @return void
*/
protected function _updatefields()
{
if( empty($this->fields)) {
return;
}
// Determine case conversion function
$fn_change_case = $this->AssocCaseConvertFunction();
if(!$fn_change_case) {
// No conversion needed
return;
}
$arr = array();
// Change the case
foreach($this->fields as $k => $v) {
if (!is_integer($k)) {
$k = $fn_change_case($k);
}
$arr[$k] = $v;
}
$this->fields = $arr;
}
function _close() {}
/**
* set/returns the current recordset page when paginating
* @param int $page
* @return int
*/
function absolutePage($page=-1) {
if ($page != -1) {
$this->_currentPage = $page;
}
return $this->_currentPage;
}
/**
* set/returns the status of the atFirstPage flag when paginating
* @param bool $status
* @return bool
*/
function AtFirstPage($status=false) {
if ($status != false) {
$this->_atFirstPage = $status;
}
return $this->_atFirstPage;
}
/**
* @param bool $page
* @return bool
*/
function LastPageNo($page = false) {
if ($page != false) {
$this->_lastPageNo = $page;
}
return $this->_lastPageNo;
}
/**
* set/returns the status of the atLastPage flag when paginating
* @param bool $status
* @return bool
*/
function AtLastPage($status=false) {
if ($status != false) {
$this->_atLastPage = $status;
}
return $this->_atLastPage;
}
} // end class ADORecordSet
//==============================================================================================
// CLASS ADORecordSet_array
//==============================================================================================
/**
* This class encapsulates the concept of a recordset created in memory
* as an array. This is useful for the creation of cached recordsets.
*
* Note that the constructor is different from the standard ADORecordSet
*/
class ADORecordSet_array extends ADORecordSet
{
var $databaseType = 'array';
var $_array; // holds the 2-dimensional data array
var $_types; // the array of types of each column (C B I L M)
var $_colnames; // names of each column in array
var $_skiprow1; // skip 1st row because it holds column names
var $_fieldobjects; // holds array of field objects
var $canSeek = true;
var $affectedrows = false;
var $insertid = false;
var $sql = '';
var $compat = false;
/**
* Constructor
*
* The parameters passed to this recordset are always fake because
* this class does not use the queryID
*
* @param resource|int $queryID Ignored
* @param int|bool $mode The ADODB_FETCH_MODE value
*/
function __construct($queryID, $mode=false) {
global $ADODB_FETCH_MODE,$ADODB_COMPAT_FETCH;
// fetch() on EOF does not delete $this->fields
$this->compat = !empty($ADODB_COMPAT_FETCH);
parent::__construct($queryID); // fake queryID
$this->fetchMode = $ADODB_FETCH_MODE;
}
/**
* Setup the array.
*
* @param array is a 2-dimensional array holding the data.
* The first row should hold the column names
* unless parameter $colnames is used.
* @param typearr holds an array of types. These are the same types
* used in MetaTypes (C,B,L,I,N).
* @param string[]|false [$colnames] array of column names. If set, then the first row of
* $array should not hold the column names.
*/
function InitArray($array,$typearr,$colnames=false) {
$this->_array = $array;
$this->_types = $typearr;
if ($colnames) {
$this->_skiprow1 = false;
$this->_colnames = $colnames;
} else {
$this->_skiprow1 = true;
$this->_colnames = $array[0];
}
$this->Init();
}
/**
* Setup the Array and datatype file objects
*
* @param array $array 2-dimensional array holding the data
* The first row should hold the column names
* unless parameter $colnames is used.
* @param array $fieldarr Array of ADOFieldObject's.
*/
function InitArrayFields(&$array,&$fieldarr) {
$this->_array = $array;
$this->_skiprow1= false;
if ($fieldarr) {
$this->_fieldobjects = $fieldarr;
}
$this->Init();
}
/**
* @param int [$nRows]
* @return array
*/
function GetArray($nRows=-1) {
if ($nRows == -1 && $this->_currentRow <= 0 && !$this->_skiprow1) {
return $this->_array;
} else {
return ADORecordSet::GetArray($nRows);
}
}
function _initrs() {
$this->_numOfRows = sizeof($this->_array);
if ($this->_skiprow1) {
$this->_numOfRows -= 1;
}
$this->_numOfFields = (isset($this->_fieldobjects))
? sizeof($this->_fieldobjects)
: sizeof($this->_types);
}
/**
* Use associative array to get fields array
*
* @param string $colname
* @return mixed
*/
function Fields($colname) {
$mode = isset($this->adodbFetchMode) ? $this->adodbFetchMode : $this->fetchMode;
if ($mode & ADODB_FETCH_ASSOC) {
if (!isset($this->fields[$colname]) && !is_null($this->fields[$colname])) {
$colname = strtolower($colname);
}
return $this->fields[$colname];
}
if (!$this->bind) {
$this->bind = array();
for ($i=0; $i < $this->_numOfFields; $i++) {
$o = $this->FetchField($i);
$this->bind[strtoupper($o->name)] = $i;
}
}
return $this->fields[$this->bind[strtoupper($colname)]];
}
/**
* @param int [$fieldOffset]
*
* @return \ADOFieldObject
*/
function FetchField($fieldOffset = -1) {
if (isset($this->_fieldobjects)) {
return $this->_fieldobjects[$fieldOffset];
}
$o = new ADOFieldObject();
$o->name = $this->_colnames[$fieldOffset];
$o->type = $this->_types[$fieldOffset];
$o->max_length = -1; // length not known
return $o;
}
/**
* @param int $row
* @return bool
*/
function _seek($row) {
if (sizeof($this->_array) && 0 <= $row && $row < $this->_numOfRows) {
$this->_currentRow = $row;
if ($this->_skiprow1) {
$row += 1;
}
$this->fields = $this->_array[$row];
return true;
}
return false;
}
/**
* @return bool
*/
function MoveNext() {
if (!$this->EOF) {
$this->_currentRow++;
$pos = $this->_currentRow;
if ($this->_numOfRows <= $pos) {
if (!$this->compat) {
$this->fields = false;
}
} else {
if ($this->_skiprow1) {
$pos += 1;
}
$this->fields = $this->_array[$pos];
return true;
}
$this->EOF = true;
}
return false;
}
/**
* @return bool
*/
function _fetch() {
$pos = $this->_currentRow;
if ($this->_numOfRows <= $pos) {
if (!$this->compat) {
$this->fields = false;
}
return false;
}
if ($this->_skiprow1) {
$pos += 1;
}
$this->fields = $this->_array[$pos];
return true;
}
function _close() {
return true;
}
} // ADORecordSet_array
//==============================================================================================
// HELPER FUNCTIONS
//==============================================================================================
/**
* Synonym for ADOLoadCode. Private function. Do not use.
*
* @deprecated
*/
function ADOLoadDB($dbType) {
return ADOLoadCode($dbType);
}
/**
* Load the code for a specific database driver. Private function. Do not use.
*/
function ADOLoadCode($dbType) {
global $ADODB_LASTDB;
if (!$dbType) {
return false;
}
$db = strtolower($dbType);
switch ($db) {
case 'ado':
$db = 'ado5';
$class = 'ado';
break;
case 'ifx':
case 'maxsql':
$class = $db = 'mysqlt';
break;
case 'pgsql':
case 'postgres':
$class = $db = 'postgres9';
break;
case 'mysql':
// mysql extension removed in PHP 7.0 - automatically switch to mysqli
$class = $db = 'mysqli';
break;
default:
if (substr($db, 0, 4) === 'pdo_') {
ADOConnection::outp("Invalid database type: $db");
return false;
}
$class = $db;
break;
}
$file = "drivers/adodb-$db.inc.php";
@include_once(ADODB_DIR . '/' . $file);
$ADODB_LASTDB = $class;
if (class_exists("ADODB_" . $class)) {
return $class;
}
//ADOConnection::outp(adodb_pr(get_declared_classes(),true));
if (!file_exists($file)) {
ADOConnection::outp("Missing file: $file");
} else {
ADOConnection::outp("Syntax error in file: $file");
}
return false;
}
/**
* Synonym for ADONewConnection for people like me who cannot remember the correct name
*
* @param string [$db]
*
* @return ADOConnection|false
*/
function NewADOConnection($db='') {
return ADONewConnection($db);
}
/**
* Instantiate a new Connection class for a specific database driver.
*
* @param string $db Database Connection object to create. If undefined,
* use the last database driver that was loaded by ADOLoadCode().
*
* @return ADOConnection|false The freshly created instance of the Connection class
* or false in case of error.
*/
function ADONewConnection($db='') {
global $ADODB_NEWCONNECTION, $ADODB_LASTDB;
if (!defined('ADODB_ASSOC_CASE')) {
define('ADODB_ASSOC_CASE', ADODB_ASSOC_CASE_NATIVE);
}
/*
* Are there special characters in the dsn password
* that disrupt parse_url
*/
$needsSpecialCharacterHandling = false;
$errorfn = (defined('ADODB_ERROR_HANDLER')) ? ADODB_ERROR_HANDLER : false;
if (($at = strpos($db,'://')) !== FALSE) {
$origdsn = $db;
$fakedsn = 'fake'.substr($origdsn,$at);
if (($at2 = strpos($origdsn,'@/')) !== FALSE) {
// special handling of oracle, which might not have host
$fakedsn = str_replace('@/','@adodb-fakehost/',$fakedsn);
}
if ((strpos($origdsn, 'sqlite')) !== FALSE && stripos($origdsn, '%2F') === FALSE) {
// special handling for SQLite, it only might have the path to the database file.
// If you try to connect to a SQLite database using a dsn
// like 'sqlite:///path/to/database', the 'parse_url' php function
// will throw you an exception with a message such as "unable to parse url"
list($scheme, $path) = explode('://', $origdsn);
$dsna['scheme'] = $scheme;
if ($qmark = strpos($path,'?')) {
$dsn['query'] = substr($path,$qmark+1);
$path = substr($path,0,$qmark);
}
$dsna['path'] = '/' . urlencode($path);
} else {
/*
* Stop # character breaking parse_url
*/
$cFakedsn = str_replace('#','\035',$fakedsn);
if (strcmp($fakedsn,$cFakedsn) != 0)
{
/*
* There is a # in the string
*/
$needsSpecialCharacterHandling = true;
/*
* This allows us to successfully parse the url
*/
$fakedsn = $cFakedsn;
}
$dsna = parse_url($fakedsn);
}
if (!$dsna) {
return false;
}
$dsna['scheme'] = substr($origdsn,0,$at);
if ($at2 !== FALSE) {
$dsna['host'] = '';
}
if (strncmp($origdsn,'pdo',3) == 0) {
$sch = explode('_',$dsna['scheme']);
if (sizeof($sch)>1) {
$dsna['host'] = isset($dsna['host']) ? rawurldecode($dsna['host']) : '';
if ($sch[1] == 'sqlite') {
$dsna['host'] = rawurlencode($sch[1].':'.rawurldecode($dsna['host']));
} else {
$dsna['host'] = rawurlencode($sch[1].':host='.rawurldecode($dsna['host']));
}
$dsna['scheme'] = 'pdo';
}
}
$db = @$dsna['scheme'];
if (!$db) {
return false;
}
$dsna['host'] = isset($dsna['host']) ? rawurldecode($dsna['host']) : '';
$dsna['user'] = isset($dsna['user']) ? rawurldecode($dsna['user']) : '';
$dsna['pass'] = isset($dsna['pass']) ? rawurldecode($dsna['pass']) : '';
$dsna['path'] = isset($dsna['path']) ? rawurldecode(substr($dsna['path'],1)) : ''; # strip off initial /
if ($needsSpecialCharacterHandling)
{
/*
* Revert back to the original string
*/
$dsna = str_replace('\035','#',$dsna);
}
if (isset($dsna['query'])) {
$opt1 = explode('&',$dsna['query']);
foreach($opt1 as $k => $v) {
$arr = explode('=',$v);
$opt[$arr[0]] = isset($arr[1]) ? rawurldecode($arr[1]) : 1;
}
} else {
$opt = array();
}
}
/*
* phptype: Database backend used in PHP (mysql, odbc etc.)
* dbsyntax: Database used with regards to SQL syntax etc.
* protocol: Communication protocol to use (tcp, unix etc.)
* hostspec: Host specification (hostname[:port])
* database: Database to use on the DBMS server
* username: User name for login
* password: Password for login
*/
if (!empty($ADODB_NEWCONNECTION)) {
$obj = $ADODB_NEWCONNECTION($db);
}
if(empty($obj)) {
if (!isset($ADODB_LASTDB)) {
$ADODB_LASTDB = '';
}
if (empty($db)) {
$db = $ADODB_LASTDB;
}
if ($db != $ADODB_LASTDB) {
$db = ADOLoadCode($db);
}
if (!$db) {
if (isset($origdsn)) {
$db = $origdsn;
}
if ($errorfn) {
// raise an error
$ignore = false;
$errorfn('ADONewConnection', 'ADONewConnection', -998,
"could not load the database driver for '$db'",
$db,false,$ignore);
} else {
ADOConnection::outp( "<p>ADONewConnection: Unable to load database driver '$db'</p>",false);
}
return false;
}
$cls = 'ADODB_'.$db;
if (!class_exists($cls)) {
adodb_backtrace();
return false;
}
$obj = new $cls();
}
# constructor should not fail
if ($obj) {
if ($errorfn) {
$obj->raiseErrorFn = $errorfn;
}
if (isset($dsna)) {
if (isset($dsna['port'])) {
$obj->port = $dsna['port'];
}
foreach($opt as $k => $v) {
switch(strtolower($k)) {
case 'new':
$nconnect = true; $persist = true; break;
case 'persist':
case 'persistent': $persist = $v; break;
case 'debug': $obj->debug = (integer) $v; break;
#ibase
case 'role': $obj->role = $v; break;
case 'dialect': $obj->dialect = (integer) $v; break;
case 'charset': $obj->charset = $v; $obj->charSet=$v; break;
case 'buffers': $obj->buffers = $v; break;
case 'fetchmode': $obj->SetFetchMode($v); break;
#ado
case 'charpage': $obj->charPage = $v; break;
#mysql, mysqli
case 'clientflags': $obj->clientFlags = $v; break;
#mysql, mysqli, postgres
case 'port': $obj->port = $v; break;
#mysqli
case 'socket': $obj->socket = $v; break;
#oci8
case 'nls_date_format': $obj->NLS_DATE_FORMAT = $v; break;
case 'cachesecs': $obj->cacheSecs = $v; break;
case 'memcache':
$varr = explode(':',$v);
$vlen = sizeof($varr);
if ($vlen == 0) {
break;
}
$obj->memCache = true;
$obj->memCacheHost = explode(',',$varr[0]);
if ($vlen == 1) {
break;
}
$obj->memCachePort = $varr[1];
if ($vlen == 2) {
break;
}
$obj->memCacheCompress = $varr[2] ? true : false;
break;
}
}
if (empty($persist)) {
$ok = $obj->Connect($dsna['host'], $dsna['user'], $dsna['pass'], $dsna['path']);
} else if (empty($nconnect)) {
$ok = $obj->PConnect($dsna['host'], $dsna['user'], $dsna['pass'], $dsna['path']);
} else {
$ok = $obj->NConnect($dsna['host'], $dsna['user'], $dsna['pass'], $dsna['path']);
}
if (!$ok) {
return false;
}
}
}
return $obj;
}
// $perf == true means called by NewPerfMonitor(), otherwise for data dictionary
function _adodb_getdriver($provider,$drivername,$perf=false) {
switch ($provider) {
case 'odbtp':
if (strncmp('odbtp_',$drivername,6)==0) {
return substr($drivername,6);
}
case 'odbc' :
if (strncmp('odbc_',$drivername,5)==0) {
return substr($drivername,5);
}
case 'ado' :
if (strncmp('ado_',$drivername,4)==0) {
return substr($drivername,4);
}
case 'native':
break;
default:
return $provider;
}
switch($drivername) {
case 'mysqlt':
case 'mysqli':
$drivername='mysql';
break;
case 'postgres7':
case 'postgres8':
$drivername = 'postgres';
break;
case 'firebird15':
$drivername = 'firebird';
break;
case 'oracle':
$drivername = 'oci8';
break;
case 'access':
if ($perf) {
$drivername = '';
}
break;
case 'db2' :
case 'sapdb' :
break;
default:
$drivername = 'generic';
break;
}
return $drivername;
}
function NewPerfMonitor(&$conn) {
$drivername = _adodb_getdriver($conn->dataProvider,$conn->databaseType,true);
if (!$drivername || $drivername == 'generic') {
return false;
}
include_once(ADODB_DIR.'/adodb-perf.inc.php');
@include_once(ADODB_DIR."/perf/perf-$drivername.inc.php");
$class = "Perf_$drivername";
if (!class_exists($class)) {
return false;
}
return new $class($conn);
}
/**
* Get a new Data Dictionary object for the connection.
*
* @param ADOConnection $conn
* @param string $drivername
*
* @return ADODB_DataDict|false
*/
function newDataDictionary(&$conn, $drivername='') {
if (!$drivername) {
$drivername = _adodb_getdriver($conn->dataProvider,$conn->databaseType);
}
include_once(ADODB_DIR.'/adodb-lib.inc.php');
include_once(ADODB_DIR.'/adodb-datadict.inc.php');
$path = ADODB_DIR."/datadict/datadict-$drivername.inc.php";
if (!file_exists($path)) {
ADOConnection::outp("Dictionary driver '$path' not available");
return false;
}
include_once($path);
$class = "ADODB2_$drivername";
> /** @var ADODB_DataDict $dict */
$dict = new $class();
$dict->dataProvider = $conn->dataProvider;
$dict->connection = $conn;
$dict->upperName = strtoupper($drivername);
$dict->quote = $conn->nameQuote;
if (!empty($conn->_connectionID)) {
$dict->serverInfo = $conn->ServerInfo();
}
return $dict;
}
/**
* Perform a print_r, with pre tags for better formatting.
*/
function adodb_pr($var,$as_string=false) {
if ($as_string) {
ob_start();
}
if (isset($_SERVER['HTTP_USER_AGENT'])) {
echo " <pre>\n";print_r($var);echo "</pre>\n";
} else {
print_r($var);
}
if ($as_string) {
$s = ob_get_contents();
ob_end_clean();
return $s;
}
}
/**
* Perform a stack-crawl and pretty print it.
*
* @param bool $printOrArr Pass in a boolean to indicate print, or an $exception->trace array (assumes that print is true then).
* @param int $levels Number of levels to display
* @param mixed $ishtml
*
* @return string
*/
function adodb_backtrace($printOrArr=true,$levels=9999,$ishtml=null) {
global $ADODB_INCLUDED_LIB;
if (empty($ADODB_INCLUDED_LIB)) {
include_once(ADODB_DIR.'/adodb-lib.inc.php');
}
return _adodb_backtrace($printOrArr,$levels,0,$ishtml);
}
}
