<?php

// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Preset Menu
 *
 * This is the page that is the menu item in the config database
 * pages.
 *
 * This file is part of the Database module for Moodle
 *
 * @copyright 2005 Martin Dougiamas  http://dougiamas.com
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 * @package mod_data
 */


> use mod_data\local\importer\preset_importer;
require_once('../../config.php');
> use mod_data\local\importer\preset_upload_importer;
require_once($CFG->dirroot.'/mod/data/lib.php');
> use mod_data\manager;
require_once($CFG->dirroot.'/mod/data/preset_form.php');
> use mod_data\preset;
require_once($CFG->libdir.'/xmlize.php');
> use mod_data\output\action_bar;

> use mod_data\output\preset_preview;
$id     = optional_param('id', 0, PARAM_INT);           // course module id
> 



< require_once($CFG->libdir.'/xmlize.php');



< $id     = optional_param('id', 0, PARAM_INT);           // course module id



> // The course module id.
> $id = optional_param('id', 0, PARAM_INT);
> 
> $manager = null;



<     $cm = get_coursemodule_from_id('data', $id, null, null, MUST_EXIST);
<     $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
<     $data = $DB->get_record('data', array('id'=>$cm->instance), '*', MUST_EXIST);
< } else {
<     $d = required_param('d', PARAM_INT);     // database activity id
<     $data = $DB->get_record('data', array('id'=>$d), '*', MUST_EXIST);
<     $course = $DB->get_record('course', array('id'=>$data->course), '*', MUST_EXIST);
<     $cm = get_coursemodule_from_instance('data', $data->id, $course->id, null, MUST_EXIST);



>     list($course, $cm) = get_course_and_cm_from_cmid($id, manager::MODULE);
>     $manager = manager::create_from_coursemodule($cm);
>     $data = $manager->get_instance();
> } else {
>     // We must have the database activity id.
>     $d = required_param('d', PARAM_INT);
>     $data = $DB->get_record('data', ['id' => $d], '*', MUST_EXIST);
>     $manager = manager::create_from_instance($data);
>     $cm = $manager->get_coursemodule();
>     $course = get_course($cm->course);
> }
> 
> $action = optional_param('action', 'view', PARAM_ALPHA); // The page action.
> $allowedactions = ['view', 'importzip', 'finishimport',
>     'export', 'preview'];
> if (!in_array($action, $allowedactions)) {
>     throw new moodle_exception('invalidaccess');




< $context = context_module::instance($cm->id, MUST_EXIST);



> $context = $manager->get_context();
> 


require_login($course, false, $cm);
require_capability('mod/data:managetemplates', $context);

< $PAGE->set_url(new moodle_url('/mod/data/preset.php', array('d'=>$data->id)));
< $PAGE->set_title(get_string('course') . ': ' . $course->fullname);



> 
> $url = new moodle_url('/mod/data/preset.php', array('d' => $data->id));
> 
> $PAGE->add_body_class('mediumwidth');
> $PAGE->set_url($url);
> $titleparts = [
>     get_string('presets', 'data'),
>     format_string($cm->name),
>     format_string($course->fullname),
> ];
> $PAGE->set_title(implode(moodle_page::TITLE_SEPARATOR, $titleparts));


$PAGE->set_heading($course->fullname);
$PAGE->force_settings_menu(true);

> $PAGE->activityheader->disable();

> $PAGE->requires->js_call_amd('mod_data/deletepreset', 'init');


// fill in missing properties needed for updating of instance
$data->course     = $cm->course;
$data->cmidnumber = $cm->idnumber;
$data->instance   = $cm->instance;


< $presets = data_get_available_presets($context);
< $strdelete = get_string('deleted', 'data');
< foreach ($presets as &$preset) {
<     if (!empty($preset->userid)) {
<         $namefields = get_all_user_name_fields(true);
<         $presetuser = $DB->get_record('user', array('id' => $preset->userid), 'id, ' . $namefields, MUST_EXIST);
<         $preset->description = $preset->name.' ('.fullname($presetuser, true).')';
<     } else {
<         $preset->userid = 0;
<         $preset->description = $preset->name;
<         if (data_user_can_delete_preset($context, $preset) && $preset->name != 'Image gallery') {
<             $delurl = new moodle_url('/mod/data/preset.php', array('d'=> $data->id, 'action'=>'confirmdelete', 'fullname'=>$preset->userid.'/'.$preset->shortname, 'sesskey'=>sesskey()));
<             $delicon = $OUTPUT->pix_icon('t/delete', $strdelete . ' ' . $preset->description);
<             $preset->description .= html_writer::link($delurl, $delicon);
<         }
<     }
<     if ($preset->userid > 0 && data_user_can_delete_preset($context, $preset)) {
<         $delurl = new moodle_url('/mod/data/preset.php', array('d'=> $data->id, 'action'=>'confirmdelete', 'fullname'=>$preset->userid.'/'.$preset->shortname, 'sesskey'=>sesskey()));
<         $delicon = $OUTPUT->pix_icon('t/delete', $strdelete . ' ' . $preset->description);
<         $preset->description .= html_writer::link($delurl, $delicon);
<     }
< }
< // This is required because its currently bound to the last element in the array.
< // If someone were to inadvently use it again and this call were not here
< unset($preset);
< 
< $form_importexisting = new data_existing_preset_form(null, array('presets'=>$presets));
< $form_importexisting->set_data(array('d' => $data->id));
< 
< $form_importzip = new data_import_preset_zip_form();
< $form_importzip->set_data(array('d' => $data->id));
< 
< $form_export = new data_export_form();
< $form_export->set_data(array('d' => $data->id));
< 
< $form_save = new data_save_preset_form();
< $form_save->set_data(array('d' => $data->id, 'name'=>$data->name));
< 
< /* Output */
< if (!$form_export->is_submitted()) {
<     echo $OUTPUT->header();
<     echo $OUTPUT->heading(format_string($data->name), 2);
< 
<     // Needed for tabs.php
<     $currenttab = 'presets';
<     $currentgroup = groups_get_activity_group($cm);
<     $groupmode = groups_get_activity_groupmode($cm);
<     echo $OUTPUT->box(format_module_intro('data', $data, $cm->id), 'generalbox', 'intro');
< 
<     include('tabs.php');
< }
< 
< if (optional_param('sesskey', false, PARAM_BOOL) && confirm_sesskey()) {
< 
<     $renderer = $PAGE->get_renderer('mod_data');
< 
<     if ($formdata = $form_importexisting->get_data()) {
<         $importer = new data_preset_existing_importer($course, $cm, $data, $formdata->fullname);
<         echo $renderer->import_setting_mappings($data, $importer);
<         echo $OUTPUT->footer();
<         exit(0);
<     } else if ($formdata = $form_importzip->get_data()) {
<         $file = new stdClass;
<         $file->name = $form_importzip->get_new_filename('importfile');
<         $file->path = $form_importzip->save_temp_file('importfile');
<         $importer = new data_preset_upload_importer($course, $cm, $data, $file->path);
<         echo $renderer->import_setting_mappings($data, $importer);
<         echo $OUTPUT->footer();
<         exit(0);
<     } else if ($formdata = $form_export->get_data()) {



> $renderer = $manager->get_renderer();
> $presets = $manager->get_available_presets();




> if ($action === 'export') {


        if (headers_sent()) {

<             print_error('headersent');



>         throw new \moodle_exception('headersent');


        }


<         $exportfile = data_presets_export($course, $cm, $data);



>     // Check if we should export a given preset or the current one.
>     $presetname = optional_param('presetname', $data->name, PARAM_FILE);
> 
>     $preset = preset::create_from_instance($manager, $presetname);
>     $exportfile = $preset->export();


        $exportfilename = basename($exportfile);
        header("Content-Type: application/download\n");
        header("Content-Disposition: attachment; filename=\"$exportfilename\"");
        header('Expires: 0');
        header('Cache-Control: must-revalidate,post-check=0,pre-check=0');
        header('Pragma: public');

        // If this file was requested from a form, then mark download as complete.
        \core_form\util::form_download_complete();

        $exportfilehandler = fopen($exportfile, 'rb');
        print fread($exportfilehandler, filesize($exportfile));
        fclose($exportfilehandler);
        unlink($exportfile);
        exit(0);

< 
<     } else if ($formdata = $form_save->get_data()) {
<         if (!empty($formdata->overwrite)) {
<             $selectedpreset = new stdClass();
<             foreach ($presets as $preset) {
<                 if ($preset->name == $formdata->name) {
<                     $selectedpreset = $preset;
<                     break;
<                 }
<             }
<             if (isset($selectedpreset->name)) {
<                 if (data_user_can_delete_preset($context, $selectedpreset)) {
<                     data_delete_site_preset($formdata->name);
<                 } else {
<                     print_error('cannotoverwritepreset', 'data');
<                 }
<             }
<         }
< 
<         // If the preset exists now then we need to throw an error.
<         $sitepresets = data_get_available_site_presets($context);
<         foreach ($sitepresets as $key=>$preset) {
<             if ($formdata->name == $preset->name) {
<                 print_error('errorpresetexists', 'preset');
<             }


        }


<         // Save the preset now
<         data_presets_save($course, $cm, $data, $formdata->name);




<         echo $OUTPUT->notification(get_string('savesuccess', 'data'), 'notifysuccess');
<         echo $OUTPUT->continue_button($PAGE->url);
<         echo $OUTPUT->footer();
<         exit(0);
<     } else {
<         $action = optional_param('action', null, PARAM_ALPHANUM);
<         $fullname = optional_param('fullname', '', PARAM_PATH); // directory the preset is in
<         //
<         // find out preset owner userid and shortname
<         $parts = explode('/', $fullname, 2);
<         $userid = empty($parts[0]) ? 0 : (int)$parts[0];
<         $shortname = empty($parts[1]) ? '' : $parts[1];
< 
<         if ($userid && ($userid != $USER->id) && !has_capability('mod/data:viewalluserpresets', $context)) {
<             print_error('cannotaccesspresentsother', 'data');
<         }
< 
<         if ($action == 'confirmdelete') {
<             $path = data_preset_path($course, $userid, $shortname);
<             $strwarning = get_string('deletewarning', 'data').'<br />'.$shortname;
<             $optionsyes = array('fullname' => $userid.'/'.$shortname,
<                              'action' => 'delete',
<                              'd' => $data->id);
<             $optionsno = array('d' => $data->id);
<             echo $OUTPUT->confirm($strwarning, new moodle_url('preset.php', $optionsyes), new moodle_url('preset.php', $optionsno));



> if ($action == 'importzip') {
>     $filepath = optional_param('filepath', '', PARAM_PATH);
>     $importer = new preset_upload_importer($manager, $CFG->tempdir . $filepath);
>     if ($importer->needs_mapping()) {
>         echo $OUTPUT->header();
>         echo $OUTPUT->heading(get_string('fieldmappings', 'data'), 2, 'mb-4');
>         echo $renderer->importing_preset($data, $importer);


            echo $OUTPUT->footer();
            exit(0);

<         } else if ($action == 'delete') {
<             $selectedpreset = new stdClass();
<             foreach ($presets as $preset) {
<                 if ($preset->shortname == $shortname) {
<                     $selectedpreset = $preset;
<                 }


            }

<             if (!isset($selectedpreset->shortname) || !data_user_can_delete_preset($context, $selectedpreset)) {
<                print_error('invalidrequest');



>     $importer->import(false);
>     core\notification::success(get_string('importsuccess', 'mod_data'));
>     redirect(new moodle_url('/mod/data/field.php', ['id' => $cm->id]));
>     exit(0);


            }


<             data_delete_site_preset($shortname);
< 
<             $strdeleted = get_string('deleted', 'data');
<             echo $OUTPUT->notification("$shortname $strdeleted", 'notifysuccess');
<         } else if ($action == 'finishimport') {
<             $overwritesettings = optional_param('overwritesettings', false, PARAM_BOOL);
<             if (!$fullname) {
<                 $presetdir = $CFG->tempdir.'/forms/'.required_param('directory', PARAM_FILE);
<                 if (!file_exists($presetdir) || !is_dir($presetdir)) {
<                     print_error('cannotimport');
<                 }
<                 $importer = new data_preset_upload_importer($course, $cm, $data, $presetdir);
<             } else {
<                 $importer = new data_preset_existing_importer($course, $cm, $data, $fullname);
<             }
<             $importer->import($overwritesettings);
<             $strimportsuccess = get_string('importsuccess', 'data');
<             $straddentries = get_string('addentries', 'data');
<             $strtodatabase = get_string('todatabase', 'data');
<             if (!$DB->get_records('data_records', array('dataid'=>$data->id))) {
<                 echo $OUTPUT->notification("$strimportsuccess <a href='edit.php?d=$data->id'>$straddentries</a> $strtodatabase", 'notifysuccess');
<             } else {
<                 echo $OUTPUT->notification("$strimportsuccess", 'notifysuccess');
<             }
<         }
<         echo $OUTPUT->continue_button($PAGE->url);



> // Preset preview injects CSS and JS to the page and should be done before the page header.
> if ($action === 'preview') {
>     $fullname = optional_param('fullname', '', PARAM_PATH); // The directory the preset is in.
>     $templatename = optional_param('template', 'listtemplate', PARAM_ALPHA);
>     // Find out preset owner userid and shortname.
>     $preset = preset::create_from_fullname($manager, $fullname);
>     // Validate if the user can view this preset.
>     if (!$manager->can_view_preset($preset)) {
>         throw new \moodle_exception('cannotaccesspresentsother', manager::PLUGINNAME);
>     }
>     $preview = new preset_preview($manager, $preset, $templatename);
>     $preview->prepare_page($PAGE);
>     $url->params([
>         'fullname' => $fullname,
>         'template' => $templatename,
>     ]);
>     $PAGE->set_url($url);
>     $titleparts = [
>         get_string('preview', 'data', $preset->name),
>         format_string($cm->name),
>         format_string($course->fullname),
>     ];
>     $PAGE->set_title(implode(moodle_page::TITLE_SEPARATOR, $titleparts));
>     // Print the preview screen.
>     echo $OUTPUT->header();
>     $actionbar = new action_bar($data->id, $url);
>     echo $actionbar->get_presets_preview_action_bar($manager, $fullname, $templatename);
>     echo $renderer->render($preview);


        echo $OUTPUT->footer();
        exit(0);
    }

> 
}
> if ($action === 'finishimport') {

>     if (!confirm_sesskey()) {
// Export forms
>         throw new moodle_exception('invalidsesskey');


echo $OUTPUT->heading(get_string('export', 'data'), 3);

>     $overwritesettings = optional_param('overwritesettings', false, PARAM_BOOL);
$form_export->display();
>     $importer = preset_importer::create_from_parameters($manager);
$form_save->display();
>     $importer->finish_import_process($overwritesettings, $data);

> }
// Import forms
> 
echo $OUTPUT->heading(get_string('import'), 3);
> echo $OUTPUT->header();



< // Export forms
< echo $OUTPUT->heading(get_string('export', 'data'), 3);
< $form_export->display();
< $form_save->display();
< 
< // Import forms
< echo $OUTPUT->heading(get_string('import'), 3);
< $form_importzip->display();
< $form_importexisting->display();



> $actionbar = new \mod_data\output\action_bar($data->id, $url);
> echo $actionbar->get_presets_action_bar();
> $presets = new \mod_data\output\presets($manager, $presets, new \moodle_url('/mod/data/field.php'), true);
> echo $renderer->render_presets($presets);