Search moodle.org's
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.
<?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/>.

/**
 * This file contains several classes uses to render the diferent pages
 * of the wiki module
 *
 * @package mod_wiki
 * @copyright 2009 Marc Alier, Jordi Piguillem marc.alier@upc.edu
 * @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu
 *
 * @author Jordi Piguillem
 * @author Marc Alier
 * @author David Jimenez
 * @author Josep Arus
 * @author Daniel Serrano
 * @author Kenneth Riba
 *
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/mod/wiki/edit_form.php');

/**
 * Class page_wiki contains the common code between all pages
 *
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
abstract class page_wiki {

    /**
     * @var object Current subwiki
     */
    protected $subwiki;

    /**
     * @var int Current page
     */
    protected $page;

    /**
     * @var string Current page title
     */
    protected $title;

    /**
     * @var int Current group ID
     */
    protected $gid;

    /**
     * @var object module context object
     */
    protected $modcontext;

    /**
     * @var int Current user ID
     */
    protected $uid;
    /**
     * @var array The tabs set used in wiki module
     */
    protected $tabs = array('view' => 'view', 'edit' => 'edit', 'comments' => 'comments',
                            'history' => 'history', 'map' => 'map', 'files' => 'files',
                            'admin' => 'admin');
    /**
     * @var array tabs options
     */
    protected $tabs_options = array();
    /**
     * @var mod_wiki_renderer wiki renderer
     */
    protected $wikioutput;
    /**
     * @var stdClass course module.
     */
    protected $cm;

    /**
     * The page_wiki constructor.
     *
     * @param stdClass $wiki Current wiki
     * @param stdClass $subwiki Current subwiki.
     * @param stdClass $cm Current course_module.
     * @param string|null $activesecondarytab Secondary navigation node to be activated on the page, if required
     */
    public function __construct($wiki, $subwiki, $cm, ?string $activesecondarytab = null) {
        global $PAGE, $CFG;
        $this->subwiki = $subwiki;
        $this->cm = $cm;
        $this->modcontext = context_module::instance($this->cm->id);

        // initialise wiki renderer
        $this->wikioutput = $PAGE->get_renderer('mod_wiki');
        $PAGE->set_cacheable(true);
        $PAGE->set_cm($cm);
        $PAGE->set_activity_record($wiki);
        if ($activesecondarytab) {
            $PAGE->set_secondary_active_tab($activesecondarytab);
        }
        $PAGE->add_body_class('limitedwidth');
        // the search box
        if (!empty($subwiki->id)) {
            $search = optional_param('searchstring', null, PARAM_TEXT);
            $PAGE->set_button(wiki_search_form($cm, $search, $subwiki));
        }
    }

    /**
     * This method prints the top of the page.
     */
    function print_header() {
        global $OUTPUT, $PAGE, $SESSION;

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

        $this->set_url();
        if (isset($SESSION->wikipreviousurl) && is_array($SESSION->wikipreviousurl)) {
            $this->process_session_url();
        }
        $this->set_session_url();

        $this->create_navbar();

        echo $OUTPUT->header();

        if (!empty($this->page)) {
            echo $this->action_bar($this->page->id, $PAGE->url);
        }
    }

    /**
     * This method returns the action bar.
     *
     * @param int $pageid The page id.
     * @param moodle_url $pageurl The page url.
     * @return string The HTML for the action bar.
     */
    protected function action_bar(int $pageid, moodle_url $pageurl): string {
        $actionbar = new \mod_wiki\output\action_bar($pageid, $pageurl);
        return $this->wikioutput->render_action_bar($actionbar);
    }

    /**
     * Protected method to print current page title.
     */
    protected function print_pagetitle() {
        global $OUTPUT;
        $html = '';

        $html .= $OUTPUT->container_start('wiki_headingtitle');
        $html .= $OUTPUT->heading(format_string($this->title), 3);
        $html .= $OUTPUT->container_end();
        echo $html;
    }

    /**
     * Setup page tabs, if options is empty, will set up active tab automatically
     * @param array $options, tabs options
     */
    protected function setup_tabs($options = array()) {
        global $CFG, $PAGE;
        $groupmode = groups_get_activity_groupmode($this->cm);

        if (empty($CFG->usecomments) || !has_capability('mod/wiki:viewcomment', $PAGE->context)){
            unset($this->tabs['comments']);
        }

        if (!has_capability('mod/wiki:editpage', $PAGE->context)){
            unset($this->tabs['edit']);
        }

        if ($groupmode and $groupmode == VISIBLEGROUPS) {
            $currentgroup = groups_get_activity_group($this->cm);
            $manage = has_capability('mod/wiki:managewiki', $this->modcontext);
            $edit = has_capability('mod/wiki:editpage', $PAGE->context);
            if (!$manage and !($edit and groups_is_member($currentgroup))) {
                unset($this->tabs['edit']);
            }
        }

        if (empty($options)) {
            $this->tabs_options = array('activetab' => substr(get_class($this), 10));
        } else {
            $this->tabs_options = $options;
        }

    }

    /**
     * This method must be overwritten to print the page content.
     */
    function print_content() {
        throw new coding_exception('Page wiki class does not implement method print_content()');
    }

    /**
     * Method to set the current page
     *
     * @param object $page Current page
     */
    function set_page($page) {
        global $PAGE;

        $this->page = $page;
        $this->title = $page->title;
        // set_title calls format_string itself so no probs there
        $PAGE->set_title($this->title);
    }

    /**
     * Method to set the current page title.
     * This method must be called when the current page is not created yet.
     * @param string $title Current page title.
     */
    function set_title($title) {
        global $PAGE;

        $this->page = null;
        $this->title = $title;
        // set_title calls format_string itself so no probs there
        $PAGE->set_title($this->title);
    }

    /**
     * Method to set current group id
     * @param int $gid Current group id
     */
    function set_gid($gid) {
        $this->gid = $gid;
    }

    /**
     * Method to set current user id
     * @param int $uid Current user id
     */
    function set_uid($uid) {
        $this->uid = $uid;
    }

    /**
     * Method to set the URL of the page.
     * This method must be overwritten by every type of page.
     */
    protected function set_url() {
        throw new coding_exception('Page wiki class does not implement method set_url()');
    }

    /**
     * Protected method to create the common items of the navbar in every page type.
     */
    protected function create_navbar() {
        global $PAGE, $CFG;

        $PAGE->navbar->add(format_string($this->title), $CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $this->page->id);
    }

    /**
     * This method print the footer of the page.
     */
    function print_footer() {
        global $OUTPUT;
        echo $OUTPUT->footer();
    }

    protected function process_session_url() {
        global $USER, $SESSION;

        //delete locks if edit
        $url = $SESSION->wikipreviousurl;
        switch ($url['page']) {
        case 'edit':
            wiki_delete_locks($url['params']['pageid'], $USER->id, $url['params']['section'], false);
            break;
        }
    }

    protected function set_session_url() {
        global $SESSION;
        unset($SESSION->wikipreviousurl);
    }

}

/**
 * View a wiki page
 *
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class page_wiki_view extends page_wiki {

    function print_header() {
        global $PAGE;

        parent::print_header();

        $this->wikioutput->wiki_print_subwiki_selector($PAGE->activityrecord, $this->subwiki, $this->page, 'view');

        //echo $this->wikioutput->page_index();

        $this->print_pagetitle();
    }

    /**
     * This method returns the action bar.
     *
     * @param int $pageid The page id.
     * @param moodle_url $pageurl The page url.
     * @return string The HTML for the action bar.
     */
    protected function action_bar(int $pageid, moodle_url $pageurl): string {
        $actionbar = new \mod_wiki\output\action_bar($pageid, $pageurl, true);
        return $this->wikioutput->render_action_bar($actionbar);
    }

    function print_content() {
        global $PAGE, $CFG;

        if (wiki_user_can_view($this->subwiki)) {

            if (!empty($this->page)) {
                wiki_print_page_content($this->page, $this->modcontext, $this->subwiki->id);
                $wiki = $PAGE->activityrecord;
            } else {
                print_string('nocontent', 'wiki');
                // TODO: fix this part
                $swid = 0;
                if (!empty($this->subwiki)) {
                    $swid = $this->subwiki->id;
                }
            }
        } else {
            echo get_string('cannotviewpage', 'wiki');
        }
    }

    function set_url() {
        global $PAGE, $CFG;
        $params = array();

        if (isset($this->cm->id)) {
            $params['id'] = $this->cm->id;
        } else if (!empty($this->page) and $this->page != null) {
            $params['pageid'] = $this->page->id;
        } else if (!empty($this->gid)) {
            $params['wid'] = $this->cm->instance;
            $params['group'] = $this->gid;
        } else if (!empty($this->title)) {
            $params['swid'] = $this->subwiki->id;
            $params['title'] = $this->title;
        } else {
< print_error(get_string('invalidparameters', 'wiki'));
> throw new \moodle_exception(get_string('invalidparameters', 'wiki'));
} $PAGE->set_url(new moodle_url($CFG->wwwroot . '/mod/wiki/view.php', $params)); } protected function create_navbar() { global $PAGE; $PAGE->navbar->add(format_string($this->title)); $PAGE->navbar->add(get_string('view', 'wiki')); } } /** * Wiki page editing page * * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class page_wiki_edit extends page_wiki { public static $attachmentoptions; protected $sectioncontent; /** @var string the section name needed to be edited */ protected $section; protected $overridelock = false; protected $versionnumber = -1; protected $upload = false; protected $attachments = 0; protected $deleteuploads = array(); protected $format; /** * The page_wiki_edit constructor. * * @param stdClass $wiki Current wiki * @param stdClass $subwiki Current subwiki. * @param stdClass $cm Current course_module. * @param string|null $activesecondarytab Secondary navigation node to be activated on the page, if required */ public function __construct($wiki, $subwiki, $cm, ?string $activesecondarytab = null) { global $CFG, $PAGE; parent::__construct($wiki, $subwiki, $cm, $activesecondarytab); $showfilemanager = false; if (has_capability('mod/wiki:managefiles', context_module::instance($cm->id))) { $showfilemanager = true; } self::$attachmentoptions = array('subdirs' => false, 'maxfiles' => - 1, 'maxbytes' => $CFG->maxbytes, 'accepted_types' => '*', 'enable_filemanagement' => $showfilemanager); $PAGE->requires->js_init_call('M.mod_wiki.renew_lock', null, true); } protected function print_pagetitle() { global $OUTPUT; $title = $this->title; if (isset($this->section)) { $title .= ' : ' . $this->section; } echo $OUTPUT->container_start('wiki_clear wiki_headingtitle'); echo $OUTPUT->heading(format_string($title), 3); echo $OUTPUT->container_end(); } function print_header() { global $OUTPUT, $PAGE; $PAGE->requires->data_for_js('wiki', array('renew_lock_timeout' => LOCK_TIMEOUT - 5, 'pageid' => $this->page->id, 'section' => $this->section)); parent::print_header(); $this->print_pagetitle(); print '<noscript>' . $OUTPUT->box(get_string('javascriptdisabledlocks', 'wiki'), 'errorbox') . '</noscript>'; } function print_content() { global $PAGE; if (wiki_user_can_edit($this->subwiki)) { $this->print_edit(); } else { echo get_string('cannoteditpage', 'wiki'); } } protected function set_url() { global $PAGE, $CFG; $params = array('pageid' => $this->page->id); if (isset($this->section)) { $params['section'] = $this->section; } $PAGE->set_url($CFG->wwwroot . '/mod/wiki/edit.php', $params); } protected function set_session_url() { global $SESSION; $SESSION->wikipreviousurl = array('page' => 'edit', 'params' => array('pageid' => $this->page->id, 'section' => $this->section)); } protected function process_session_url() { } function set_section($sectioncontent, $section) { $this->sectioncontent = $sectioncontent; $this->section = $section; } public function set_versionnumber($versionnumber) { $this->versionnumber = $versionnumber; } public function set_overridelock($override) { $this->overridelock = $override; } function set_format($format) { $this->format = $format; } public function set_upload($upload) { $this->upload = $upload; } public function set_attachments($attachments) { $this->attachments = $attachments; } public function set_deleteuploads($deleteuploads) { $this->deleteuploads = $deleteuploads; } protected function create_navbar() { global $PAGE, $CFG; parent::create_navbar(); $PAGE->navbar->add(get_string('edit', 'wiki')); } protected function check_locks() { global $OUTPUT, $USER, $CFG; if (!wiki_set_lock($this->page->id, $USER->id, $this->section, true)) { print $OUTPUT->box(get_string('pageislocked', 'wiki'), 'generalbox boxwidthnormal boxaligncenter'); if ($this->overridelock) { $params = 'pageid=' . $this->page->id; if ($this->section) { $params .= '&section=' . urlencode($this->section); } $form = '<form method="post" action="' . $CFG->wwwroot . '/mod/wiki/overridelocks.php?' . $params . '">'; $form .= '<input type="hidden" name="sesskey" value="' . sesskey() . '" />'; $form .= '<input type="submit" class="btn btn-secondary" value="' . get_string('overridelocks', 'wiki') . '" />'; $form .= '</form>'; print $OUTPUT->box($form, 'generalbox boxwidthnormal boxaligncenter'); } return false; } return true; } protected function print_edit($content = null) { global $CFG, $OUTPUT, $USER, $PAGE; if (!$this->check_locks()) { return; } //delete old locks (> 1 hour) wiki_delete_old_locks(); $version = wiki_get_current_version($this->page->id); $format = $version->contentformat; if ($content == null) { if (empty($this->section)) { $content = $version->content; } else { $content = $this->sectioncontent; } } $versionnumber = $version->version; if ($this->versionnumber >= 0) { if ($version->version != $this->versionnumber) { print $OUTPUT->box(get_string('wrongversionlock', 'wiki'), 'errorbox'); $versionnumber = $this->versionnumber; } } $url = $CFG->wwwroot . '/mod/wiki/edit.php?pageid=' . $this->page->id; if (!empty($this->section)) { $url .= "&section=" . urlencode($this->section); } $params = array( 'attachmentoptions' => page_wiki_edit::$attachmentoptions, 'format' => $version->contentformat, 'version' => $versionnumber, 'pagetitle' => $this->page->title, 'contextid' => $this->modcontext->id ); $data = new StdClass(); $data->newcontent = $content; $data->version = $versionnumber; $data->format = $format; switch ($format) { case 'html': $data->newcontentformat = FORMAT_HTML; // Append editor context to editor options, giving preference to existing context. page_wiki_edit::$attachmentoptions = array_merge(array('context' => $this->modcontext), page_wiki_edit::$attachmentoptions); $data = file_prepare_standard_editor($data, 'newcontent', page_wiki_edit::$attachmentoptions, $this->modcontext, 'mod_wiki', 'attachments', $this->subwiki->id); break; default: break; } if ($version->contentformat != 'html') { $params['fileitemid'] = $this->subwiki->id; $params['component'] = 'mod_wiki'; $params['filearea'] = 'attachments'; } $data->tags = core_tag_tag::get_item_tags_array('mod_wiki', 'wiki_pages', $this->page->id); $form = new mod_wiki_edit_form($url, $params); $form->set_data($data); $form->display(); } } /** * Class that models the behavior of wiki's view comments page * * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class page_wiki_comments extends page_wiki { function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_content() { global $CFG, $OUTPUT, $USER, $PAGE; require_once($CFG->dirroot . '/mod/wiki/locallib.php'); $page = $this->page; $subwiki = $this->subwiki; $wiki = $PAGE->activityrecord; list($context, $course, $cm) = get_context_info_array($this->modcontext->id); require_capability('mod/wiki:viewcomment', $this->modcontext, NULL, true, 'noviewcommentpermission', 'wiki'); $comments = wiki_get_comments($this->modcontext->id, $page->id); if (has_capability('mod/wiki:editcomment', $this->modcontext)) { echo '<div class="midpad"><a href="' . $CFG->wwwroot . '/mod/wiki/editcomments.php?action=add&amp;pageid=' . $page->id . '">' . get_string('addcomment', 'wiki') . '</a></div>'; } $options = array('swid' => $this->page->subwikiid, 'pageid' => $page->id); $version = wiki_get_current_version($this->page->id); $format = $version->contentformat; if (empty($comments)) { echo html_writer::tag('p', get_string('nocomments', 'wiki'), array('class' => 'bold')); } foreach ($comments as $comment) { $user = wiki_get_user_info($comment->userid); $fullname = fullname($user, has_capability('moodle/site:viewfullnames', context_course::instance($course->id))); $by = new stdclass(); $by->name = '<a href="' . $CFG->wwwroot . '/user/view.php?id=' . $user->id . '&amp;course=' . $course->id . '">' . $fullname . '</a>'; $by->date = userdate($comment->timecreated); $t = new html_table(); $t->id = 'wiki-comments'; $cell1 = new html_table_cell($OUTPUT->user_picture($user, array('popup' => true))); $cell2 = new html_table_cell(get_string('bynameondate', 'forum', $by)); $cell3 = new html_table_cell();
< $cell3->atributtes ['width'] = "80%";
$cell4 = new html_table_cell(); $cell5 = new html_table_cell(); $row1 = new html_table_row(); $row1->cells[] = $cell1; $row1->cells[] = $cell2; $row2 = new html_table_row(); $row2->cells[] = $cell3; if ($format != 'html') { if ($format == 'creole') { $parsedcontent = wiki_parse_content('creole', $comment->content, $options); } else if ($format == 'nwiki') { $parsedcontent = wiki_parse_content('nwiki', $comment->content, $options); } $cell4->text = format_text(html_entity_decode($parsedcontent['parsed_text'], ENT_QUOTES, 'UTF-8'), FORMAT_HTML); } else { $cell4->text = format_text($comment->content, FORMAT_HTML); } $row2->cells[] = $cell4; $t->data = array($row1, $row2); $canedit = $candelete = false; if ((has_capability('mod/wiki:editcomment', $this->modcontext)) and ($USER->id == $user->id)) { $candelete = $canedit = true; } if ((has_capability('mod/wiki:managecomment', $this->modcontext))) { $candelete = true; } $editicon = $deleteicon = ''; if ($canedit) { $urledit = new moodle_url('/mod/wiki/editcomments.php', array('commentid' => $comment->id, 'pageid' => $page->id, 'action' => 'edit')); $editicon = $OUTPUT->action_icon($urledit, new pix_icon('t/edit', get_string('edit'), '', array('class' => 'iconsmall'))); } if ($candelete) { $urldelete = new moodle_url('/mod/wiki/instancecomments.php', array('commentid' => $comment->id, 'pageid' => $page->id, 'action' => 'delete')); $deleteicon = $OUTPUT->action_icon($urldelete, new pix_icon('t/delete', get_string('delete'), '', array('class' => 'iconsmall'))); } if ($candelete || $canedit) { $cell6 = new html_table_cell($editicon.$deleteicon); $row3 = new html_table_row(); $row3->cells[] = $cell5; $row3->cells[] = $cell6; $t->data[] = $row3; } echo html_writer::tag('div', html_writer::table($t), array('class'=>'no-overflow')); } } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/comments.php', array('pageid' => $this->page->id)); } protected function create_navbar() { global $PAGE, $CFG; parent::create_navbar(); $PAGE->navbar->add(get_string('comments', 'wiki')); } } /** * Class that models the behavior of wiki's edit comment * * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class page_wiki_editcomment extends page_wiki { private $comment; private $action; private $form; private $format; function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/comments.php', array('pageid' => $this->page->id)); } function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_content() { global $PAGE; require_capability('mod/wiki:editcomment', $this->modcontext, NULL, true, 'noeditcommentpermission', 'wiki'); if ($this->action == 'add') { $this->add_comment_form(); } else if ($this->action == 'edit') { $this->edit_comment_form($this->comment); } } function set_action($action, $comment) { global $CFG; require_once($CFG->dirroot . '/mod/wiki/comments_form.php'); $this->action = $action; $this->comment = $comment; $version = wiki_get_current_version($this->page->id); $this->format = $version->contentformat; if ($this->format == 'html') { $destination = $CFG->wwwroot . '/mod/wiki/instancecomments.php?pageid=' . $this->page->id; $this->form = new mod_wiki_comments_form($destination); } } protected function create_navbar() { global $PAGE, $CFG; $PAGE->navbar->add(get_string('comments', 'wiki'), $CFG->wwwroot . '/mod/wiki/comments.php?pageid=' . $this->page->id); if ($this->action == 'add') { $PAGE->navbar->add(get_string('insertcomment', 'wiki')); } else { $PAGE->navbar->add(get_string('editcomment', 'wiki')); } } protected function setup_tabs($options = array()) { parent::setup_tabs(array('linkedwhenactive' => 'comments', 'activetab' => 'comments')); } /** * This method returns the action bar. * * @param int $pageid The page id. * @param moodle_url $pageurl The page url. * @return string The HTML for the action bar. */ protected function action_bar(int $pageid, moodle_url $pageurl): string { // The given page does not require an action bar. return ''; } private function add_comment_form() { global $CFG; require_once($CFG->dirroot . '/mod/wiki/editors/wiki_editor.php'); $pageid = $this->page->id; if ($this->format == 'html') { $com = new stdClass(); $com->action = 'add'; $com->commentoptions = array('trusttext' => true, 'maxfiles' => 0); $this->form->set_data($com); $this->form->display(); } else { wiki_print_editor_wiki($this->page->id, null, $this->format, -1, null, false, null, 'addcomments'); } } private function edit_comment_form($com) { global $CFG; require_once($CFG->dirroot . '/mod/wiki/comments_form.php'); require_once($CFG->dirroot . '/mod/wiki/editors/wiki_editor.php'); if ($this->format == 'html') { $com->action = 'edit'; $com->entrycomment_editor['text'] = clean_text($com->content, $this->format); $com->commentoptions = array('trusttext' => true, 'maxfiles' => 0); $this->form->set_data($com); $this->form->display(); } else { wiki_print_editor_wiki($this->page->id, $com->content, $this->format, -1, null, false, array(), 'editcomments', $com->id); } } } /** * Wiki page search page * * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class page_wiki_search extends page_wiki { private $search_result; protected function create_navbar() { global $PAGE, $CFG; $PAGE->navbar->add(format_string($this->title)); } function set_search_string($search, $searchcontent) { $swid = $this->subwiki->id; if ($searchcontent) { $this->search_result = wiki_search_all($swid, $search); } else { $this->search_result = wiki_search_title($swid, $search); } } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/search.php'); } function print_header() { global $PAGE; parent::print_header(); $wiki = $PAGE->activityrecord; $page = (object)array('title' => $wiki->firstpagetitle); $this->wikioutput->wiki_print_subwiki_selector($wiki, $this->subwiki, $page, 'search'); } function print_content() { global $PAGE; require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); echo $this->wikioutput->search_result($this->search_result, $this->subwiki); } } /** * * Class that models the behavior of wiki's * create page * */ class page_wiki_create extends page_wiki { private $format; private $swid; private $wid; private $action; private $mform; private $groups; function print_header() { $this->set_url(); parent::print_header(); } function set_url() { global $PAGE, $CFG; $params = array(); $params['swid'] = $this->swid; if ($this->action == 'new') { $params['action'] = 'new'; $params['wid'] = $this->wid; if ($this->title != get_string('newpage', 'wiki')) { $params['title'] = $this->title; } } else { $params['action'] = 'create'; } $PAGE->set_url(new moodle_url('/mod/wiki/create.php', $params)); } function set_format($format) { $this->format = $format; } function set_wid($wid) { $this->wid = $wid; } function set_swid($swid) { $this->swid = $swid; } function set_availablegroups($group) { $this->groups = $group; } function set_action($action) { global $PAGE; $this->action = $action; require_once(__DIR__ . '/create_form.php'); $url = new moodle_url('/mod/wiki/create.php', array('action' => 'create', 'wid' => $PAGE->activityrecord->id, 'group' => $this->gid, 'uid' => $this->uid)); $formats = wiki_get_formats(); $options = array('formats' => $formats, 'defaultformat' => $PAGE->activityrecord->defaultformat, 'forceformat' => $PAGE->activityrecord->forceformat, 'groups' => $this->groups); if ($this->title != get_string('newpage', 'wiki')) { $options['disable_pagetitle'] = true; } $this->mform = new mod_wiki_create_form($url->out(false), $options); } protected function create_navbar() { global $PAGE; // navigation_node::get_content formats this before printing. $PAGE->navbar->add($this->title); } function print_content($pagetitle = '') { global $PAGE; // @TODO: Change this to has_capability and show an alternative interface. require_capability('mod/wiki:createpage', $this->modcontext, NULL, true, 'nocreatepermission', 'wiki'); $data = new stdClass(); if (!empty($pagetitle)) { $data->pagetitle = $pagetitle; } $data->pageformat = $PAGE->activityrecord->defaultformat; $this->mform->set_data($data); $this->mform->display(); } function create_page($pagetitle) { global $USER, $PAGE; $data = $this->mform->get_data(); if (isset($data->groupinfo)) { $groupid = $data->groupinfo; } else if (!empty($this->gid)) { $groupid = $this->gid; } else { $groupid = '0'; } if (empty($this->subwiki)) { // If subwiki is not set then try find one and set else create one. if (!$this->subwiki = wiki_get_subwiki_by_group($this->wid, $groupid, $this->uid)) { $swid = wiki_add_subwiki($PAGE->activityrecord->id, $groupid, $this->uid); $this->subwiki = wiki_get_subwiki($swid); } } if ($data) { $this->set_title($data->pagetitle); $id = wiki_create_page($this->subwiki->id, $data->pagetitle, $data->pageformat, $USER->id); } else { $this->set_title($pagetitle); $id = wiki_create_page($this->subwiki->id, $pagetitle, $PAGE->activityrecord->defaultformat, $USER->id); } $this->page = $id; return $id; } } class page_wiki_preview extends page_wiki_edit { private $newcontent; function print_header() { global $PAGE, $CFG; parent::print_header(); } function print_content() { global $PAGE; require_capability('mod/wiki:editpage', $this->modcontext, NULL, true, 'noeditpermission', 'wiki'); $this->print_preview(); } function set_newcontent($newcontent) { $this->newcontent = $newcontent; } function set_url() { global $PAGE, $CFG; $params = array('pageid' => $this->page->id ); if (isset($this->section)) { $params['section'] = $this->section; } $PAGE->set_url($CFG->wwwroot . '/mod/wiki/edit.php', $params); } protected function setup_tabs($options = array()) { parent::setup_tabs(array('linkedwhenactive' => 'view', 'activetab' => 'view')); } protected function check_locks() { return true; } protected function print_preview() { global $CFG, $PAGE, $OUTPUT; $version = wiki_get_current_version($this->page->id); $format = $version->contentformat; $content = $version->content; $url = $CFG->wwwroot . '/mod/wiki/edit.php?pageid=' . $this->page->id; if (!empty($this->section)) { $url .= "&section=" . urlencode($this->section); } $params = array( 'attachmentoptions' => page_wiki_edit::$attachmentoptions, 'format' => $this->format, 'version' => $this->versionnumber, 'contextid' => $this->modcontext->id ); if ($this->format != 'html') { $params['component'] = 'mod_wiki'; $params['filearea'] = 'attachments'; $params['fileitemid'] = $this->page->id; } $form = new mod_wiki_edit_form($url, $params); $options = array('swid' => $this->page->subwikiid, 'pageid' => $this->page->id, 'pretty_print' => true); if ($data = $form->get_data()) { if (isset($data->newcontent)) { // wiki fromat $text = $data->newcontent; } else { // html format $text = $data->newcontent_editor['text']; } $parseroutput = wiki_parse_content($data->contentformat, $text, $options); $this->set_newcontent($text); echo $OUTPUT->notification(get_string('previewwarning', 'wiki'), 'notifyproblem'); $content = format_text($parseroutput['parsed_text'], FORMAT_HTML, array('overflowdiv'=>true, 'filter'=>false)); echo $OUTPUT->box($content, 'generalbox wiki_previewbox'); $content = $this->newcontent; } $this->print_edit($content); } } /** * * Class that models the behavior of wiki's * view differences * */ class page_wiki_diff extends page_wiki { private $compare; private $comparewith; function print_header() { global $OUTPUT; parent::print_header(); $this->print_pagetitle(); $vstring = new stdClass(); $vstring->old = $this->compare; $vstring->new = $this->comparewith; echo html_writer::tag('div', get_string('comparewith', 'wiki', $vstring), array('class' => 'wiki_headingtitle')); } /** * Print the diff view */ function print_content() { global $PAGE; require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); $this->print_diff_content(); } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/diff.php', array('pageid' => $this->page->id, 'comparewith' => $this->comparewith, 'compare' => $this->compare)); } function set_comparison($compare, $comparewith) { $this->compare = $compare; $this->comparewith = $comparewith; } protected function create_navbar() { global $PAGE, $CFG; parent::create_navbar(); $PAGE->navbar->add(get_string('history', 'wiki'), $CFG->wwwroot . '/mod/wiki/history.php?pageid=' . $this->page->id); $PAGE->navbar->add(get_string('diff', 'wiki')); } protected function setup_tabs($options = array()) { parent::setup_tabs(array('linkedwhenactive' => 'history', 'activetab' => 'history')); } /** * This method returns the action bar. * * @param int $pageid The page id. * @param moodle_url $pageurl The page url. * @return string The HTML for the action bar. */ protected function action_bar(int $pageid, moodle_url $pageurl): string { $backlink = new moodle_url('/mod/wiki/history.php', ['pageid' => $pageid]); return html_writer::link($backlink, get_string('back'), ['class' => 'btn btn-secondary mb-4']); } /** * Given two versions of a page, prints a page displaying the differences between them. * * @global object $CFG * @global object $OUTPUT * @global object $PAGE */ private function print_diff_content() { global $CFG, $OUTPUT, $PAGE; $pageid = $this->page->id; $total = wiki_count_wiki_page_versions($pageid) - 1; $oldversion = wiki_get_wiki_page_version($pageid, $this->compare); $newversion = wiki_get_wiki_page_version($pageid, $this->comparewith); if ($oldversion && $newversion) { $oldtext = format_text(file_rewrite_pluginfile_urls($oldversion->content, 'pluginfile.php', $this->modcontext->id, 'mod_wiki', 'attachments', $this->subwiki->id)); $newtext = format_text(file_rewrite_pluginfile_urls($newversion->content, 'pluginfile.php', $this->modcontext->id, 'mod_wiki', 'attachments', $this->subwiki->id)); list($diff1, $diff2) = ouwiki_diff_html($oldtext, $newtext); $oldversion->diff = $diff1; $oldversion->user = wiki_get_user_info($oldversion->userid); $newversion->diff = $diff2; $newversion->user = wiki_get_user_info($newversion->userid); echo $this->wikioutput->diff($pageid, $oldversion, $newversion, array('total' => $total)); } else {
< print_error('versionerror', 'wiki');
> throw new \moodle_exception('versionerror', 'wiki');
} } } /** * * Class that models the behavior of wiki's history page * */ class page_wiki_history extends page_wiki { /** * @var int $paging current page */ private $paging; /** * @var int @rowsperpage Items per page */ private $rowsperpage = 10; /** * @var int $allversion if $allversion != 0, all versions will be printed in a signle table */ private $allversion; /** * The page_wiki_history constructor. * * @param stdClass $wiki Current wiki. * @param stdClass $subwiki Current subwiki. * @param stdClass $cm Current course_module. * @param string|null $activesecondarytab Secondary navigation node to be activated on the page, if required */ public function __construct($wiki, $subwiki, $cm, ?string $activesecondarytab = null) { global $PAGE; parent::__construct($wiki, $subwiki, $cm, $activesecondarytab); $PAGE->requires->js_init_call('M.mod_wiki.history', null, true); } function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_pagetitle() { global $OUTPUT; $html = ''; $html .= $OUTPUT->container_start('wiki_headingtitle'); $html .= $OUTPUT->heading_with_help(format_string($this->title), 'history', 'wiki', '', '', 3); $html .= $OUTPUT->container_end(); echo $html; } function print_content() { global $PAGE; require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); $this->print_history_content(); } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/history.php', array('pageid' => $this->page->id)); } function set_paging($paging) { $this->paging = $paging; } function set_allversion($allversion) { $this->allversion = $allversion; } protected function create_navbar() { global $PAGE, $CFG; parent::create_navbar(); $PAGE->navbar->add(get_string('history', 'wiki')); } /** * Prints the history for a given wiki page * * @global object $CFG * @global object $OUTPUT * @global object $PAGE */ private function print_history_content() { global $CFG, $OUTPUT, $PAGE; $pageid = $this->page->id; $offset = $this->paging * $this->rowsperpage; // vcount is the latest version $vcount = wiki_count_wiki_page_versions($pageid) - 1; if ($this->allversion) { $versions = wiki_get_wiki_page_versions($pageid, 0, $vcount); } else { $versions = wiki_get_wiki_page_versions($pageid, $offset, $this->rowsperpage); } // We don't want version 0 to be displayed // version 0 is blank page if (end($versions)->version == 0) { array_pop($versions); } $contents = array(); $version0page = wiki_get_wiki_page_version($this->page->id, 0); $creator = wiki_get_user_info($version0page->userid); $a = new StdClass; $a->date = userdate($this->page->timecreated, get_string('strftimedaydatetime', 'langconfig')); $a->username = fullname($creator); echo html_writer::tag ('div', get_string('createddate', 'wiki', $a), array('class' => 'wiki_headingtime')); if ($vcount > 0) { /// If there is only one version, we don't need radios nor forms if (count($versions) == 1) { $row = array_shift($versions); $username = wiki_get_user_info($row->userid); $picture = $OUTPUT->user_picture($username); $date = userdate($row->timecreated, get_string('strftimedate', 'langconfig')); $time = userdate($row->timecreated, get_string('strftimetime', 'langconfig')); $versionid = wiki_get_version($row->id); $versionlink = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $versionid->id)); $userlink = new moodle_url('/user/view.php', array('id' => $username->id, 'course' => $this->cm->course)); $contents[] = array('', html_writer::link($versionlink->out(false), $row->version), $picture . html_writer::link($userlink->out(false), fullname($username)), $time, $OUTPUT->container($date, 'wiki_histdate')); $table = new html_table(); $table->head = array('', get_string('version'), get_string('user'), get_string('modified'), ''); $table->data = $contents; echo html_writer::table($table); } else { $checked = $vcount - $offset; $rowclass = array(); foreach ($versions as $version) { $user = wiki_get_user_info($version->userid); $picture = $OUTPUT->user_picture($user, array('popup' => true)); $date = userdate($version->timecreated, get_string('strftimedate')); $rowclass[] = 'wiki_histnewdate'; $time = userdate($version->timecreated, get_string('strftimetime', 'langconfig')); $versionid = wiki_get_version($version->id); if ($versionid) { $url = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $versionid->id)); $viewlink = html_writer::link($url->out(false), $version->version); } else { $viewlink = $version->version; } $userlink = new moodle_url('/user/view.php', array('id' => $version->userid, 'course' => $this->cm->course)); $contents[] = array($this->choose_from_radio(array($version->version => null), 'compare', 'M.mod_wiki.history()', $checked - 1, true) . $this->choose_from_radio(array($version->version => null), 'comparewith', 'M.mod_wiki.history()', $checked, true), $viewlink, $picture . html_writer::link($userlink->out(false), fullname($user)), $time, $OUTPUT->container($date, 'wiki_histdate')); } $table = new html_table(); $icon = $OUTPUT->help_icon('diff', 'wiki'); $table->head = array(get_string('diff', 'wiki') . $icon, get_string('version'), get_string('user'), get_string('modified'), ''); $table->data = $contents; $table->attributes['class'] = 'table generaltable'; $table->rowclasses = $rowclass; // Print the form. echo html_writer::start_tag('form', array('action'=>new moodle_url('/mod/wiki/diff.php'), 'method'=>'get', 'id'=>'diff')); echo html_writer::tag('div', html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'pageid', 'value'=>$pageid))); echo html_writer::table($table); echo html_writer::start_tag('div'); echo html_writer::empty_tag('input', array('type'=>'submit', 'class'=>'wiki_form-button btn btn-secondary', 'value'=>get_string('comparesel', 'wiki'))); echo html_writer::end_tag('div'); echo html_writer::end_tag('form'); } } else { print_string('nohistory', 'wiki'); } if (!$this->allversion) { //$pagingbar = moodle_paging_bar::make($vcount, $this->paging, $this->rowsperpage, $CFG->wwwroot.'/mod/wiki/history.php?pageid='.$pageid.'&amp;'); // $pagingbar->pagevar = $pagevar; echo $OUTPUT->paging_bar($vcount, $this->paging, $this->rowsperpage, $CFG->wwwroot . '/mod/wiki/history.php?pageid=' . $pageid . '&amp;'); //print_paging_bar($vcount, $paging, $rowsperpage,$CFG->wwwroot.'/mod/wiki/history.php?pageid='.$pageid.'&amp;','paging'); } else { $link = new moodle_url('/mod/wiki/history.php', array('pageid' => $pageid)); $OUTPUT->container(html_writer::link($link->out(false), get_string('viewperpage', 'wiki', $this->rowsperpage))); } if ($vcount > $this->rowsperpage && !$this->allversion) { $link = new moodle_url('/mod/wiki/history.php', array('pageid' => $pageid, 'allversion' => 1)); $OUTPUT->container(html_writer::link($link->out(false), get_string('viewallhistory', 'wiki'))); } } /** * Given an array of values, creates a group of radio buttons to be part of a form * * @param array $options An array of value-label pairs for the radio group (values as keys). * @param string $name Name of the radiogroup (unique in the form). * @param string $onclick Function to be executed when the radios are clicked. * @param string $checked The value that is already checked. * @param bool $return If true, return the HTML as a string, otherwise print it. * * @return mixed If $return is false, returns nothing, otherwise returns a string of HTML. */ private function choose_from_radio($options, $name, $onclick = '', $checked = '', $return = false) { static $idcounter = 0; if (!$name) { $name = 'unnamed'; } $output = '<span class="radiogroup ' . $name . "\">\n"; if (!empty($options)) { $currentradio = 0; foreach ($options as $value => $label) { $htmlid = 'auto-rb' . sprintf('%04d', ++$idcounter); $output .= ' <span class="radioelement ' . $name . ' rb' . $currentradio . "\">"; $output .= '<input name="' . $name . '" id="' . $htmlid . '" type="radio" value="' . $value . '"'; if ($value == $checked) { $output .= ' checked="checked"'; } if ($onclick) { $output .= ' onclick="' . $onclick . '"'; } if ($label === '') { $output .= ' /> <label for="' . $htmlid . '">' . $value . '</label></span>' . "\n"; } else { $output .= ' /> <label for="' . $htmlid . '">' . $label . '</label></span>' . "\n"; } $currentradio = ($currentradio + 1) % 2; } } $output .= '</span>' . "\n"; if ($return) { return $output; } else { echo $output; } } } /** * Class that models the behavior of wiki's map page * */ class page_wiki_map extends page_wiki { /** * @var int wiki view option */ private $view; function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_content() { global $CFG, $PAGE; require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); if ($this->view > 0) { //echo '<div><a href="' . $CFG->wwwroot . '/mod/wiki/map.php?pageid=' . $this->page->id . '">' . get_string('backtomapmenu', 'wiki') . '</a></div>'; } switch ($this->view) { case 1: echo $this->wikioutput->menu_map($this->page->id, $this->view); $this->print_contributions_content(); break; case 2: echo $this->wikioutput->menu_map($this->page->id, $this->view); $this->print_navigation_content(); break; case 3: echo $this->wikioutput->menu_map($this->page->id, $this->view); $this->print_orphaned_content(); break; case 4: echo $this->wikioutput->menu_map($this->page->id, $this->view); $this->print_index_content(); break; case 6: echo $this->wikioutput->menu_map($this->page->id, $this->view); $this->print_updated_content(); break; case 5: default: echo $this->wikioutput->menu_map($this->page->id, $this->view); $this->print_page_list_content(); } } function set_view($option) { $this->view = $option; } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/map.php', array('pageid' => $this->page->id)); } protected function create_navbar() { global $PAGE; parent::create_navbar(); $PAGE->navbar->add(get_string('map', 'wiki')); } /** * Prints the contributions tab content * * @uses $OUTPUT, $USER * */ private function print_contributions_content() { global $CFG, $OUTPUT, $USER; $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } $swid = $this->subwiki->id; $table = new html_table(); $table->head = array(get_string('contributions', 'wiki') . $OUTPUT->help_icon('contributions', 'wiki')); $table->attributes['class'] = 'generalbox table'; $table->data = array(); $table->rowclasses = array(); $lastversions = array(); $pages = array(); $users = array(); if ($contribs = wiki_get_contributions($swid, $USER->id)) { foreach ($contribs as $contrib) { if (!array_key_exists($contrib->pageid, $pages)) { $page = wiki_get_page($contrib->pageid); $pages[$contrib->pageid] = $page; } else { continue; } if (!array_key_exists($page->id, $lastversions)) { $version = wiki_get_last_version($page->id); $lastversions[$page->id] = $version; } else { $version = $lastversions[$page->id]; } if (!array_key_exists($version->userid, $users)) { $user = wiki_get_user_info($version->userid); $users[$version->userid] = $user; } else { $user = $users[$version->userid]; } $link = wiki_parser_link($page->title, array('swid' => $swid)); $class = ($link['new']) ? 'class="wiki_newentry"' : ''; $linkpage = '<a href="' . $link['url'] . '"' . $class . '>' . format_string($link['content'], true, array('context' => $this->modcontext)) . '</a>'; $icon = $OUTPUT->user_picture($user, array('popup' => true)); $table->data[] = array("$icon&nbsp;$linkpage"); } } else { $table->data[] = array(get_string('nocontribs', 'wiki')); } echo html_writer::table($table); } /** * Prints the navigation tab content * * @uses $OUTPUT * */ private function print_navigation_content() { global $OUTPUT; $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } $tolinks = wiki_get_linked_to_pages($page->id); $fromlinks = wiki_get_linked_from_pages($page->id); $table = new html_table(); $table->attributes['class'] = 'wiki_navigation_from table'; $table->head = array(get_string('navigationfrom', 'wiki') . $OUTPUT->help_icon('navigationfrom', 'wiki') . ':'); $table->data = array(); $table->rowclasses = array(); foreach ($fromlinks as $link) { $lpage = wiki_get_page($link->frompageid); $link = new moodle_url('/mod/wiki/view.php', array('pageid' => $lpage->id)); $table->data[] = array(html_writer::link($link->out(false), format_string($lpage->title))); } $table_left = $OUTPUT->container(html_writer::table($table), 'col-md-6'); $table = new html_table(); $table->attributes['class'] = 'wiki_navigation_to table'; $table->head = array(get_string('navigationto', 'wiki') . $OUTPUT->help_icon('navigationto', 'wiki') . ':'); $table->data = array(); $table->rowclasses = array(); foreach ($tolinks as $link) { if ($link->tomissingpage) { $viewlink = new moodle_url('/mod/wiki/create.php', array('swid' => $page->subwikiid, 'title' => $link->tomissingpage, 'action' => 'new')); $table->data[] = array(html_writer::link($viewlink->out(false), format_string($link->tomissingpage), array('class' => 'wiki_newentry'))); } else { $lpage = wiki_get_page($link->topageid); $viewlink = new moodle_url('/mod/wiki/view.php', array('pageid' => $lpage->id)); $table->data[] = array(html_writer::link($viewlink->out(false), format_string($lpage->title))); } } $table_right = $OUTPUT->container(html_writer::table($table), 'col-md-6'); echo $OUTPUT->container($table_left . $table_right, 'wiki_navigation_container row'); } /** * Prints the index page tab content * * */ private function print_index_content() { global $OUTPUT; $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } // navigation_node get_content calls format string for us $node = new navigation_node($page->title); $keys = array(); $tree = array(); $tree = wiki_build_tree($page, $node, $keys); $table = new html_table(); $table->head = array(get_string('pageindex', 'wiki') . $OUTPUT->help_icon('pageindex', 'wiki')); $table->attributes['class'] = 'generalbox table'; $table->data[] = array($this->render_navigation_node($tree)); echo html_writer::table($table); } /** * Prints the page list tab content * * */ private function print_page_list_content() { global $OUTPUT; $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } $pages = wiki_get_page_list($this->subwiki->id); $stdaux = new stdClass(); $strspecial = get_string('special', 'wiki'); foreach ($pages as $page) { // We need to format the title here to account for any filtering $letter = format_string($page->title, true, array('context' => $this->modcontext)); $letter = core_text::substr($letter, 0, 1); if (preg_match('/^[a-zA-Z]$/', $letter)) { $letter = core_text::strtoupper($letter); $stdaux->{$letter}[] = wiki_parser_link($page); } else { $stdaux->{$strspecial}[] = wiki_parser_link($page); } } $table = new html_table(); $table->head = array(get_string('pagelist', 'wiki') . $OUTPUT->help_icon('pagelist', 'wiki')); $table->attributes['class'] = 'generalbox table'; foreach ($stdaux as $key => $elem) { $table->data[] = array($key); foreach ($elem as $e) { $table->data[] = array(html_writer::link($e['url'], format_string($e['content'], true, array('context' => $this->modcontext)))); } } echo html_writer::table($table); } /** * Prints the orphaned tab content * * */ private function print_orphaned_content() { global $OUTPUT; $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } $swid = $this->subwiki->id; $table = new html_table(); $table->head = array(get_string('orphaned', 'wiki') . $OUTPUT->help_icon('orphaned', 'wiki')); $table->attributes['class'] = 'generalbox table'; $table->data = array(); $table->rowclasses = array(); if ($orphanedpages = wiki_get_orphaned_pages($swid)) { foreach ($orphanedpages as $page) { $link = wiki_parser_link($page->title, array('swid' => $swid)); $class = ($link['new']) ? 'class="wiki_newentry"' : ''; $table->data[] = array('<a href="' . $link['url'] . '"' . $class . '>' . format_string($link['content']) . '</a>'); } } else { $table->data[] = array(get_string('noorphanedpages', 'wiki')); } echo html_writer::table($table); } /** * Prints the updated tab content * * @uses $COURSE, $OUTPUT * */ private function print_updated_content() { global $COURSE, $OUTPUT; $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } $swid = $this->subwiki->id; $table = new html_table(); $table->head = array(get_string('updatedpages', 'wiki') . $OUTPUT->help_icon('updatedpages', 'wiki')); $table->attributes['class'] = 'generalbox table'; $table->data = array(); $table->rowclasses = array(); if ($pages = wiki_get_updated_pages_by_subwiki($swid)) { $strdataux = ''; foreach ($pages as $page) { $user = wiki_get_user_info($page->userid);
< $strdata = strftime('%d %b %Y', $page->timemodified);
> $strdata = date('d M Y', $page->timemodified);
if ($strdata != $strdataux) { $table->data[] = array($OUTPUT->heading($strdata, 4)); $strdataux = $strdata; } $link = wiki_parser_link($page->title, array('swid' => $swid)); $class = ($link['new']) ? 'class="wiki_newentry"' : ''; $linkpage = '<a href="' . $link['url'] . '"' . $class . '>' . format_string($link['content']) . '</a>'; $icon = $OUTPUT->user_picture($user, array($COURSE->id)); $table->data[] = array("$icon&nbsp;$linkpage"); } } else { $table->data[] = array(get_string('noupdatedpages', 'wiki')); } echo html_writer::table($table); } protected function render_navigation_node($items, $attrs = array(), $expansionlimit = null, $depth = 1) { // exit if empty, we don't want an empty ul element if (count($items) == 0) { return ''; } // array of nested li elements $lis = array(); foreach ($items as $item) { if (!$item->display) { continue; } $content = $item->get_content(); $title = $item->get_title(); if ($item->icon instanceof renderable) { $icon = $this->wikioutput->render($item->icon); $content = $icon . '&nbsp;' . $content; // use CSS for spacing of icons } if ($item->helpbutton !== null) { $content = trim($item->helpbutton) . html_writer::tag('span', $content, array('class' => 'clearhelpbutton')); } if ($content === '') { continue; } if ($item->action instanceof action_link) { //TODO: to be replaced with something else $link = $item->action; if ($item->hidden) { $link->add_class('dimmed'); } $content = $this->output->render($link); } else if ($item->action instanceof moodle_url) { $attributes = array(); if ($title !== '') { $attributes['title'] = $title; } if ($item->hidden) { $attributes['class'] = 'dimmed_text'; } $content = html_writer::link($item->action, $content, $attributes); } else if (is_string($item->action) || empty($item->action)) { $attributes = array(); if ($title !== '') { $attributes['title'] = $title; } if ($item->hidden) { $attributes['class'] = 'dimmed_text'; } $content = html_writer::tag('span', $content, $attributes); } // this applies to the li item which contains all child lists too $liclasses = array($item->get_css_type(), 'depth_' . $depth); if ($item->has_children() && (!$item->forceopen || $item->collapse)) { $liclasses[] = 'collapsed'; } if ($item->isactive === true) { $liclasses[] = 'current_branch'; } $liattr = array('class' => join(' ', $liclasses)); // class attribute on the div item which only contains the item content $divclasses = array('tree_item'); if ((empty($expansionlimit) || $item->type != $expansionlimit) && ($item->children->count() > 0 || ($item->nodetype == navigation_node::NODETYPE_BRANCH && $item->children->count() == 0 && isloggedin()))) { $divclasses[] = 'branch'; } else { $divclasses[] = 'leaf'; } if (!empty($item->classes) && count($item->classes) > 0) { $divclasses[] = join(' ', $item->classes); } $divattr = array('class' => join(' ', $divclasses)); if (!empty($item->id)) { $divattr['id'] = $item->id; } $content = html_writer::tag('p', $content, $divattr) . $this->render_navigation_node($item->children, array(), $expansionlimit, $depth + 1); if (!empty($item->preceedwithhr) && $item->preceedwithhr === true) { $content = html_writer::empty_tag('hr') . $content; } $content = html_writer::tag('li', $content, $liattr); $lis[] = $content; } if (count($lis)) { return html_writer::tag('ul', implode("\n", $lis), $attrs); } else { return ''; } } } /** * Class that models the behavior of wiki's restore version page * */ class page_wiki_restoreversion extends page_wiki { private $version; function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_content() { global $PAGE; $wiki = $PAGE->activityrecord; if (wiki_user_can_edit($this->subwiki, $wiki)) { $this->print_restoreversion(); } else { echo get_string('cannoteditpage', 'wiki'); } } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/viewversion.php', array('pageid' => $this->page->id, 'versionid' => $this->version->id)); } function set_versionid($versionid) { $this->version = wiki_get_version($versionid); } protected function create_navbar() { global $PAGE, $CFG; parent::create_navbar(); $PAGE->navbar->add(get_string('restoreversion', 'wiki')); } protected function setup_tabs($options = array()) { parent::setup_tabs(array('linkedwhenactive' => 'history', 'activetab' => 'history')); } /** * This method returns the action bar. * * @param int $pageid The page id. * @param moodle_url $pageurl The page url. * @return string The HTML for the action bar. */ protected function action_bar(int $pageid, moodle_url $pageurl): string { // The given page does not require an action bar. return ''; } /** * Prints the restore version content * * @uses $CFG * * @param page $page The page whose version will be restored * @param int $versionid The version to be restored * @param bool $confirm If false, shows a yes/no confirmation page. * If true, restores the old version and redirects the user to the 'view' tab. */ private function print_restoreversion() { global $OUTPUT; $version = wiki_get_version($this->version->id); $optionsyes = array('confirm'=>1, 'pageid'=>$this->page->id, 'versionid'=>$version->id, 'sesskey'=>sesskey()); $restoreurl = new moodle_url('/mod/wiki/restoreversion.php', $optionsyes); $return = new moodle_url('/mod/wiki/viewversion.php', array('pageid'=>$this->page->id, 'versionid'=>$version->id)); echo $OUTPUT->container_start(); echo html_writer::tag('div', get_string('restoreconfirm', 'wiki', $version->version)); echo $OUTPUT->container_start('mt-2', 'wiki_restoreform'); $yesbutton = new single_button($restoreurl, get_string('yes'), 'post'); $nobutton = new single_button($return, get_string('no'), 'post'); $nobutton->class .= ' ml-2'; echo $OUTPUT->render($yesbutton); echo $OUTPUT->render($nobutton); echo $OUTPUT->container_end(); echo $OUTPUT->container_end(); } } /** * Class that models the behavior of wiki's delete comment confirmation page * */ class page_wiki_deletecomment extends page_wiki { private $commentid; function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_content() { $this->printconfirmdelete(); } function set_url() { global $PAGE; $PAGE->set_url('/mod/wiki/instancecomments.php', array('pageid' => $this->page->id, 'commentid' => $this->commentid)); } public function set_action($action, $commentid, $content) { $this->action = $action; $this->commentid = $commentid; $this->content = $content; } protected function create_navbar() { global $PAGE; parent::create_navbar(); $PAGE->navbar->add(get_string('deletecommentcheck', 'wiki')); } protected function setup_tabs($options = array()) { parent::setup_tabs(array('linkedwhenactive' => 'comments', 'activetab' => 'comments')); } /** * This method returns the action bar. * * @param int $pageid The page id. * @param moodle_url $pageurl The page url. * @return string The HTML for the action bar. */ protected function action_bar(int $pageid, moodle_url $pageurl): string { // The given page does not require an action bar. return ''; } /** * Prints the comment deletion confirmation form */ private function printconfirmdelete() { global $OUTPUT; $strdeletecheckfull = get_string('deletecommentcheckfull', 'wiki'); //ask confirmation $optionsyes = array('confirm'=>1, 'pageid'=>$this->page->id, 'action'=>'delete', 'commentid'=>$this->commentid, 'sesskey'=>sesskey()); $deleteurl = new moodle_url('/mod/wiki/instancecomments.php', $optionsyes); $return = new moodle_url('/mod/wiki/comments.php', array('pageid'=>$this->page->id)); echo $OUTPUT->confirm($strdeletecheckfull, $deleteurl, $return); } } /** * Class that models the behavior of wiki's * save page * */ class page_wiki_save extends page_wiki_edit { private $newcontent; function print_header() { } function print_content() { global $PAGE; $context = context_module::instance($this->cm->id); require_capability('mod/wiki:editpage', $context, NULL, true, 'noeditpermission', 'wiki'); $this->print_save(); } function set_newcontent($newcontent) { $this->newcontent = $newcontent; } protected function set_session_url() { } protected function print_save() { global $CFG, $USER, $OUTPUT, $PAGE; $url = $CFG->wwwroot . '/mod/wiki/edit.php?pageid=' . $this->page->id; if (!empty($this->section)) { $url .= "&section=" . urlencode($this->section); } $params = array( 'attachmentoptions' => page_wiki_edit::$attachmentoptions, 'format' => $this->format, 'version' => $this->versionnumber, 'contextid' => $this->modcontext->id ); if ($this->format != 'html') { $params['fileitemid'] = $this->page->id; $params['component'] = 'mod_wiki'; $params['filearea'] = 'attachments'; } $form = new mod_wiki_edit_form($url, $params); $save = false; $data = false; if ($data = $form->get_data()) { if ($this->format == 'html') { $data = file_postupdate_standard_editor($data, 'newcontent', page_wiki_edit::$attachmentoptions, $this->modcontext, 'mod_wiki', 'attachments', $this->subwiki->id); } if (isset($this->section)) { $save = wiki_save_section($this->page, $this->section, $data->newcontent, $USER->id); } else { $save = wiki_save_page($this->page, $data->newcontent, $USER->id); } } if ($save && $data) { core_tag_tag::set_item_tags('mod_wiki', 'wiki_pages', $this->page->id, $this->modcontext, $data->tags); $message = '<p>' . get_string('saving', 'wiki') . '</p>'; if (!empty($save['sections'])) { foreach ($save['sections'] as $s) { $message .= '<p>' . get_string('repeatedsection', 'wiki', $s) . '</p>'; } } if ($this->versionnumber + 1 != $save['version']) { $message .= '<p>' . get_string('wrongversionsave', 'wiki') . '</p>'; } if (isset($errors) && !empty($errors)) { foreach ($errors as $e) { $message .= "<p>" . get_string('filenotuploadederror', 'wiki', $e->get_filename()) . "</p>"; } } //deleting old locks wiki_delete_locks($this->page->id, $USER->id, $this->section); $url = new moodle_url('/mod/wiki/view.php', array('pageid' => $this->page->id, 'group' => $this->subwiki->groupid)); redirect($url); } else {
< print_error('savingerror', 'wiki');
> throw new \moodle_exception('savingerror', 'wiki');
} } } /** * Class that models the behavior of wiki's view an old version of a page * */ class page_wiki_viewversion extends page_wiki { private $version; function print_header() { parent::print_header(); $this->print_pagetitle(); } function print_content() { global $PAGE; require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); $this->print_version_view(); } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/viewversion.php', array('pageid' => $this->page->id, 'versionid' => $this->version->id)); } function set_versionid($versionid) { $this->version = wiki_get_version($versionid); } protected function create_navbar() { global $PAGE, $CFG; parent::create_navbar(); $PAGE->navbar->add(get_string('history', 'wiki'), $CFG->wwwroot . '/mod/wiki/history.php?pageid=' . $this->page->id); $PAGE->navbar->add(get_string('versionnum', 'wiki', $this->version->version)); } protected function setup_tabs($options = array()) { parent::setup_tabs(array('linkedwhenactive' => 'history', 'activetab' => 'history', 'inactivetabs' => array('edit'))); } /** * This method returns the action bar. * * @param int $pageid The page id. * @param moodle_url $pageurl The page url. * @return string The HTML for the action bar. */ protected function action_bar(int $pageid, moodle_url $pageurl): string { $backlink = new moodle_url('/mod/wiki/history.php', ['pageid' => $pageid]); return html_writer::link($backlink, get_string('back'), ['class' => 'btn btn-secondary mb-4']); } /** * Given an old page version, output the version content * * @global object $CFG * @global object $OUTPUT * @global object $PAGE */ private function print_version_view() { global $CFG, $OUTPUT, $PAGE; $pageversion = wiki_get_version($this->version->id); if ($pageversion) { $restorelink = new moodle_url('/mod/wiki/restoreversion.php', array('pageid' => $this->page->id, 'versionid' => $this->version->id)); echo html_writer::tag('div', get_string('viewversion', 'wiki', $pageversion->version) . '<br />' . html_writer::link($restorelink->out(false), '(' . get_string('restorethis', 'wiki') . ')', array('class' => 'wiki_restore')) . '&nbsp;', array('class' => 'wiki_headingtitle')); $userinfo = wiki_get_user_info($pageversion->userid); $heading = '<p><strong>' . get_string('modified', 'wiki') . ':</strong>&nbsp;' . userdate($pageversion->timecreated, get_string('strftimedatetime', 'langconfig')); $viewlink = new moodle_url('/user/view.php', array('id' => $userinfo->id)); $heading .= '&nbsp;&nbsp;&nbsp;<strong>' . get_string('user') . ':</strong>&nbsp;' . html_writer::link($viewlink->out(false), fullname($userinfo)); $heading .= '&nbsp;&nbsp;&rarr;&nbsp;' . $OUTPUT->user_picture(wiki_get_user_info($pageversion->userid), array('popup' => true)) . '</p>'; echo $OUTPUT->container($heading, 'wiki_headingtime', 'wiki_modifieduser'); $options = array('swid' => $this->subwiki->id, 'pretty_print' => true, 'pageid' => $this->page->id); $pageversion->content = file_rewrite_pluginfile_urls($pageversion->content, 'pluginfile.php', $this->modcontext->id, 'mod_wiki', 'attachments', $this->subwiki->id); $parseroutput = wiki_parse_content($pageversion->contentformat, $pageversion->content, $options); $content = $OUTPUT->container(format_text($parseroutput['parsed_text'], FORMAT_HTML, array('overflowdiv'=>true)), false, '', '', true); echo $OUTPUT->box($content, 'generalbox wiki_contentbox'); } else {
< print_error('versionerror', 'wiki');
> throw new \moodle_exception('versionerror', 'wiki');
} } } class page_wiki_confirmrestore extends page_wiki_save { private $version; function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/viewversion.php', array('pageid' => $this->page->id, 'versionid' => $this->version->id)); } function print_header() { $this->set_url(); } function print_content() { global $CFG, $PAGE; $version = wiki_get_version($this->version->id); $wiki = $PAGE->activityrecord; if (wiki_user_can_edit($this->subwiki, $wiki) && wiki_restore_page($this->page, $version, $this->modcontext)) { redirect($CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $this->page->id, get_string('restoring', 'wiki', $version->version), 3); } else {
< print_error('restoreerror', 'wiki', $version->version);
> throw new \moodle_exception('restoreerror', 'wiki', $version->version);
} } function set_versionid($versionid) { $this->version = wiki_get_version($versionid); } } class page_wiki_prettyview extends page_wiki { function __construct($wiki, $subwiki, $cm) { global $PAGE; $PAGE->set_pagelayout('embedded'); $PAGE->activityheader->disable(); parent::__construct($wiki, $subwiki, $cm); } function print_header() { global $OUTPUT; $this->set_url(); echo $OUTPUT->header(); // Print dialog link. $printtext = get_string('print', 'wiki'); $printlinkatt = array('onclick' => 'window.print();return false;', 'class' => 'printicon'); $printiconlink = html_writer::link('#', $printtext, $printlinkatt); echo html_writer::tag('div', $printiconlink, array('class' => 'displayprinticon')); echo html_writer::tag('h1', format_string($this->title), array('id' => 'wiki_printable_title')); } function print_content() { global $PAGE; require_capability('mod/wiki:viewpage', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); $this->print_pretty_view(); } function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/prettyview.php', array('pageid' => $this->page->id)); } private function print_pretty_view() { $version = wiki_get_current_version($this->page->id); $content = wiki_parse_content($version->contentformat, $version->content, array('printable' => true, 'swid' => $this->subwiki->id, 'pageid' => $this->page->id, 'pretty_print' => true)); $html = $content['parsed_text']; $id = $this->subwiki->wikiid; if ($cm = get_coursemodule_from_instance("wiki", $id)) { $context = context_module::instance($cm->id); $html = file_rewrite_pluginfile_urls($html, 'pluginfile.php', $context->id, 'mod_wiki', 'attachments', $this->subwiki->id); } echo '<div id="wiki_printable_content">'; echo format_text($html, FORMAT_HTML); echo '</div>'; } } class page_wiki_handlecomments extends page_wiki { private $action; private $content; private $commentid; private $format; function print_header() { $this->set_url(); } public function print_content() { global $CFG, $PAGE, $USER; if ($this->action == 'add') { require_capability('mod/wiki:editcomment', $this->modcontext); $this->add_comment($this->content, $this->commentid); } else if ($this->action == 'edit') { require_capability('mod/wiki:editcomment', $this->modcontext); $comment = wiki_get_comment($this->commentid); $owner = ($comment->userid == $USER->id); if ($owner) { $this->add_comment($this->content, $this->commentid); } } else if ($this->action == 'delete') { $comment = wiki_get_comment($this->commentid); $manage = has_capability('mod/wiki:managecomment', $this->modcontext); $edit = has_capability('mod/wiki:editcomment', $this->modcontext); $owner = ($comment->userid == $USER->id); if ($manage || ($owner && $edit)) { $this->delete_comment($this->commentid); redirect($CFG->wwwroot . '/mod/wiki/comments.php?pageid=' . $this->page->id, get_string('deletecomment', 'wiki'), 2); } else {
< print_error('nopermissiontoeditcomment');
> throw new \moodle_exception('nopermissiontoeditcomment');
} } } public function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/comments.php', array('pageid' => $this->page->id)); } public function set_action($action, $commentid, $content) { $this->action = $action; $this->commentid = $commentid; $this->content = $content; $version = wiki_get_current_version($this->page->id); $format = $version->contentformat; $this->format = $format; } private function add_comment($content, $idcomment) { global $CFG, $PAGE; require_once($CFG->dirroot . "/mod/wiki/locallib.php"); $pageid = $this->page->id; wiki_add_comment($this->modcontext, $pageid, $content, $this->format); if (!$idcomment) { redirect($CFG->wwwroot . '/mod/wiki/comments.php?pageid=' . $pageid, get_string('createcomment', 'wiki'), 2); } else { $this->delete_comment($idcomment); redirect($CFG->wwwroot . '/mod/wiki/comments.php?pageid=' . $pageid, get_string('editingcomment', 'wiki'), 2); } } private function delete_comment($commentid) { global $CFG, $PAGE; $pageid = $this->page->id; wiki_delete_comment($commentid, $this->modcontext, $pageid); } } class page_wiki_lock extends page_wiki_edit { public function print_header() { $this->set_url(); } protected function set_url() { global $PAGE, $CFG; $params = array('pageid' => $this->page->id); if ($this->section) { $params['section'] = $this->section; } $PAGE->set_url($CFG->wwwroot . '/mod/wiki/lock.php', $params); } protected function set_session_url() { } public function print_content() { global $USER, $PAGE; require_capability('mod/wiki:editpage', $this->modcontext, NULL, true, 'noeditpermission', 'wiki'); wiki_set_lock($this->page->id, $USER->id, $this->section); } public function print_footer() { } } class page_wiki_overridelocks extends page_wiki_edit { function print_header() { $this->set_url(); } function print_content() { global $CFG, $PAGE; require_capability('mod/wiki:overridelock', $this->modcontext, NULL, true, 'nooverridelockpermission', 'wiki'); wiki_delete_locks($this->page->id, null, $this->section, true, true); $args = "pageid=" . $this->page->id; if (!empty($this->section)) { $args .= "&section=" . urlencode($this->section); } redirect($CFG->wwwroot . '/mod/wiki/edit.php?' . $args, get_string('overridinglocks', 'wiki'), 2); } function set_url() { global $PAGE, $CFG; $params = array('pageid' => $this->page->id); if (!empty($this->section)) { $params['section'] = $this->section; } $PAGE->set_url($CFG->wwwroot . '/mod/wiki/overridelocks.php', $params); } protected function set_session_url() { } private function print_overridelocks() { global $CFG; wiki_delete_locks($this->page->id, null, $this->section, true, true); $args = "pageid=" . $this->page->id; if (!empty($this->section)) { $args .= "&section=" . urlencode($this->section); } redirect($CFG->wwwroot . '/mod/wiki/edit.php?' . $args, get_string('overridinglocks', 'wiki'), 2); } } /** * This class will let user to delete wiki pages and page versions * */ class page_wiki_admin extends page_wiki { public $view, $action; public $listorphan = false; /** * Constructor * * @global object $PAGE * @param mixed $wiki instance of wiki * @param mixed $subwiki instance of subwiki * @param stdClass $cm course module * @param string|null $activesecondarytab Secondary navigation node to be activated on the page, if required */ public function __construct($wiki, $subwiki, $cm, ?string $activesecondarytab = null) { global $PAGE; parent::__construct($wiki, $subwiki, $cm, $activesecondarytab); $PAGE->requires->js_init_call('M.mod_wiki.deleteversion', null, true); } /** * Prints header for wiki page */ function print_header() { parent::print_header(); $this->print_pagetitle(); } /** * This function will display administration view to users with managewiki capability */ function print_content() { //make sure anyone trying to access this page has managewiki capabilities require_capability('mod/wiki:managewiki', $this->modcontext, NULL, true, 'noviewpagepermission', 'wiki'); //update wiki cache if timedout $page = $this->page; if ($page->timerendered + WIKI_REFRESH_CACHE_TIME < time()) { $fresh = wiki_refresh_cachedcontent($page); $page = $fresh['page']; } //dispaly admin menu echo $this->wikioutput->menu_admin($this->page->id, $this->view); //Display appropriate admin view switch ($this->view) { case 1: //delete page view $this->print_delete_content($this->listorphan); break; case 2: //delete version view $this->print_delete_version(); break; default: //default is delete view $this->print_delete_content($this->listorphan); break; } } /** * Sets admin view option * * @param int $view page view id * @param bool $listorphan is only valid for view 1. */ public function set_view($view, $listorphan = true) { $this->view = $view; $this->listorphan = $listorphan; } /** * Sets page url * * @global object $PAGE * @global object $CFG */ function set_url() { global $PAGE, $CFG; $PAGE->set_url($CFG->wwwroot . '/mod/wiki/admin.php', array('pageid' => $this->page->id)); } /** * sets navigation bar for the page * * @global object $PAGE */ protected function create_navbar() { global $PAGE; parent::create_navbar(); $PAGE->navbar->add(get_string('admin', 'wiki')); } /** * Show wiki page delete options * * @param bool $showorphan */ protected function print_delete_content($showorphan = true) { $contents = array(); $table = new html_table(); $table->head = array('', get_string('pagename','wiki')); $table->attributes['class'] = 'table generaltable'; $swid = $this->subwiki->id; if ($showorphan) { if ($orphanedpages = wiki_get_orphaned_pages($swid)) { $this->add_page_delete_options($orphanedpages, $swid, $table); } else { $table->data[] = array('', get_string('noorphanedpages', 'wiki')); } } else { if ($pages = wiki_get_page_list($swid)) { $this->add_page_delete_options($pages, $swid, $table); } else { $table->data[] = array('', get_string('nopages', 'wiki')); } } ///Print the form echo html_writer::start_tag('form', array( 'action' => new moodle_url('/mod/wiki/admin.php'), 'method' => 'post')); echo html_writer::tag('div', html_writer::empty_tag('input', array( 'type' => 'hidden', 'name' => 'pageid', 'value' => $this->page->id))); echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'option', 'value' => $this->view)); echo html_writer::table($table); echo html_writer::start_tag('div'); if (!$showorphan) { echo html_writer::empty_tag('input', array( 'type' => 'submit', 'class' => 'wiki_form-button', 'value' => get_string('listorphan', 'wiki'), 'sesskey' => sesskey())); } else { echo html_writer::empty_tag('input', array('type'=>'hidden', 'name'=>'listall', 'value'=>'1')); echo html_writer::empty_tag('input', array( 'type' => 'submit', 'class' => 'wiki_form-button btn btn-secondary', 'value' => get_string('listall', 'wiki'), 'sesskey' => sesskey())); } echo html_writer::end_tag('div'); echo html_writer::end_tag('form'); } /** * helper function for print_delete_content. This will add data to the table. * * @global object $OUTPUT * @param array $pages objects of wiki pages in subwiki * @param int $swid id of subwiki * @param object $table reference to the table in which data needs to be added */ protected function add_page_delete_options($pages, $swid, &$table) { global $OUTPUT; foreach ($pages as $page) { $link = wiki_parser_link($page->title, array('swid' => $swid)); $class = ($link['new']) ? 'class="wiki_newentry"' : ''; $pagelink = '<a href="' . $link['url'] . '"' . $class . '>' . format_string($link['content']) . '</a>'; $urledit = new moodle_url('/mod/wiki/edit.php', array('pageid' => $page->id, 'sesskey' => sesskey())); $urldelete = new moodle_url('/mod/wiki/admin.php', array( 'pageid' => $this->page->id, 'delete' => $page->id, 'option' => $this->view, 'listall' => !$this->listorphan?'1': '', 'sesskey' => sesskey())); $editlinks = $OUTPUT->action_icon($urledit, new pix_icon('t/edit', get_string('edit'))); $editlinks .= $OUTPUT->action_icon($urldelete, new pix_icon('t/delete', get_string('delete'))); $table->data[] = array($editlinks, $pagelink); } } /** * Prints lists of versions which can be deleted * * @global core_renderer $OUTPUT * @global moodle_page $PAGE */ private function print_delete_version() { global $OUTPUT, $PAGE; $pageid = $this->page->id; // versioncount is the latest version $versioncount = wiki_count_wiki_page_versions($pageid) - 1; $versions = wiki_get_wiki_page_versions($pageid, 0, $versioncount); // We don't want version 0 to be displayed // version 0 is blank page if (end($versions)->version == 0) { array_pop($versions); } $contents = array(); $version0page = wiki_get_wiki_page_version($this->page->id, 0); $creator = wiki_get_user_info($version0page->userid); $a = new stdClass(); $a->date = userdate($this->page->timecreated, get_string('strftimedaydatetime', 'langconfig')); $a->username = fullname($creator); echo $OUTPUT->heading(get_string('createddate', 'wiki', $a), 4); if ($versioncount > 0) { /// If there is only one version, we don't need radios nor forms if (count($versions) == 1) { $row = array_shift($versions); $username = wiki_get_user_info($row->userid); $picture = $OUTPUT->user_picture($username); $date = userdate($row->timecreated, get_string('strftimedate', 'langconfig')); $time = userdate($row->timecreated, get_string('strftimetime', 'langconfig')); $versionid = wiki_get_version($row->id); $versionlink = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $versionid->id)); $userlink = new moodle_url('/user/view.php', array('id' => $username->id, 'course' => $this->cm->course)); $picturelink = $picture . html_writer::link($userlink->out(false), fullname($username)); $historydate = $OUTPUT->container($date, 'wiki_histdate'); $contents[] = array('', html_writer::link($versionlink->out(false), $row->version), $picturelink, $time, $historydate); //Show current version $table = new html_table(); $table->head = array('', get_string('version'), get_string('user'), get_string('modified'), ''); $table->data = $contents; echo html_writer::table($table); } else { $lastdate = ''; $rowclass = array(); foreach ($versions as $version) { $user = wiki_get_user_info($version->userid); $picture = $OUTPUT->user_picture($user, array('popup' => true)); $date = userdate($version->timecreated, get_string('strftimedate')); if ($date == $lastdate) { $date = ''; $rowclass[] = ''; } else { $lastdate = $date; $rowclass[] = 'wiki_histnewdate'; } $time = userdate($version->timecreated, get_string('strftimetime', 'langconfig')); $versionid = wiki_get_version($version->id); if ($versionid) { $url = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $versionid->id)); $viewlink = html_writer::link($url->out(false), $version->version); } else { $viewlink = $version->version; } $userlink = new moodle_url('/user/view.php', array('id' => $version->userid, 'course' => $this->cm->course)); $picturelink = $picture . html_writer::link($userlink->out(false), fullname($user)); $historydate = $OUTPUT->container($date, 'wiki_histdate'); $radiofromelement = $this->choose_from_radio(array($version->version => null), 'fromversion', 'M.mod_wiki.deleteversion()', $versioncount, true); $radiotoelement = $this->choose_from_radio(array($version->version => null), 'toversion', 'M.mod_wiki.deleteversion()', $versioncount, true); $contents[] = array( $radiofromelement . $radiotoelement, $viewlink, $picturelink, $time, $historydate); } $table = new html_table(); $table->head = array(get_string('deleteversions', 'wiki'), get_string('version'), get_string('user'), get_string('modified'), ''); $table->data = $contents; $table->attributes['class'] = 'table generaltable'; $table->rowclasses = $rowclass; ///Print the form echo html_writer::start_tag('form', array('action'=>new moodle_url('/mod/wiki/admin.php'), 'method' => 'post')); echo html_writer::tag('div', html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'pageid', 'value' => $pageid))); echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'option', 'value' => $this->view)); echo html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey())); echo html_writer::table($table); echo html_writer::start_tag('div'); echo html_writer::empty_tag('input', array('type' => 'submit', 'class' => 'wiki_form-button btn btn-secondary', 'value' => get_string('deleteversions', 'wiki'))); echo html_writer::end_tag('div'); echo html_writer::end_tag('form'); } } else { print_string('nohistory', 'wiki'); } } /** * Given an array of values, creates a group of radio buttons to be part of a form * helper function for print_delete_version * * @param array $options An array of value-label pairs for the radio group (values as keys). * @param string $name Name of the radiogroup (unique in the form). * @param string $onclick Function to be executed when the radios are clicked. * @param string $checked The value that is already checked. * @param bool $return If true, return the HTML as a string, otherwise print it. * * @return mixed If $return is false, returns nothing, otherwise returns a string of HTML. */ private function choose_from_radio($options, $name, $onclick = '', $checked = '', $return = false) { static $idcounter = 0; if (!$name) { $name = 'unnamed'; } $output = '<span class="radiogroup ' . $name . "\">\n"; if (!empty($options)) { $currentradio = 0; foreach ($options as $value => $label) { $htmlid = 'auto-rb' . sprintf('%04d', ++$idcounter); $output .= ' <span class="radioelement ' . $name . ' rb' . $currentradio . "\">"; $output .= '<input name="' . $name . '" id="' . $htmlid . '" type="radio" value="' . $value . '"'; if ($value == $checked) { $output .= ' checked="checked"'; } if ($onclick) { $output .= ' onclick="' . $onclick . '"'; } if ($label === '') { $output .= ' /> <label for="' . $htmlid . '">' . $value . '</label></span>' . "\n"; } else { $output .= ' /> <label for="' . $htmlid . '">' . $label . '</label></span>' . "\n"; } $currentradio = ($currentradio + 1) % 2; } } $output .= '</span>' . "\n"; if ($return) { return $output; } else { echo $output; } } }