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1220 lines
54 KiB
PHP
1220 lines
54 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* This php script contains all the stuff to backup/restore forum mods
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*
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* @package mod-forum
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* @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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//This is the "graphical" structure of the forum mod:
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//
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// forum
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// (CL,pk->id)
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// |
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// ---------------------------------------------------
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// | |
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// subscriptions forum_discussions
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//(UL,pk->id, fk->forum) ---------------(UL,pk->id, fk->forum)
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// | |
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// | |
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// | |
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// | forum_posts
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// |-------------(UL,pk->id,fk->discussion,
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// | nt->parent,files)
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// |
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// |
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// |
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// forum_read
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// (UL,pk->id,fk->post
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//
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// Meaning: pk->primary key field of the table
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// fk->foreign key to link with parent
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// nt->nested field (recursive data)
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// CL->course level info
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// UL->user level info
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// files->table may have files)
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//
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//-----------------------------------------------------------
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function forum_restore_mods($mod,$restore) {
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global $CFG, $DB;
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$status = true;
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//Get record from backup_ids
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$data = backup_getid($restore->backup_unique_code,$mod->modtype,$mod->id);
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if ($data) {
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//Now get completed xmlized object
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$info = $data->info;
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//if necessary, write to restorelog and adjust date/time fields
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if ($restore->course_startdateoffset) {
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restore_log_date_changes('Forum', $restore, $info['MOD']['#'], array('ASSESSTIMESTART', 'ASSESSTIMEFINISH'));
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}
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//traverse_xmlize($info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//Now, build the FORUM record structure
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$forum->course = $restore->course_id;
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$forum->type = backup_todb($info['MOD']['#']['TYPE']['0']['#']);
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$forum->name = backup_todb($info['MOD']['#']['NAME']['0']['#']);
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$forum->intro = backup_todb($info['MOD']['#']['INTRO']['0']['#']);
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// These get dropped in Moodle 1.7 when the new Roles System gets
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// set up. Therefore they might or not be there depending on whether
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// we are restoring a 1.6+ forum or a 1.7 or later forum backup.
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if (isset($info['MOD']['#']['OPEN']['0']['#'])) {
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$forum->open = backup_todb($info['MOD']['#']['OPEN']['0']['#']);
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}
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if (isset($info['MOD']['#']['ASSESSPUBLIC']['0']['#'])) {
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$forum->assesspublic = backup_todb($info['MOD']['#']['ASSESSPUBLIC']['0']['#']);
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}
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$forum->assessed = backup_todb($info['MOD']['#']['ASSESSED']['0']['#']);
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$forum->assesstimestart = backup_todb($info['MOD']['#']['ASSESSTIMESTART']['0']['#']);
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$forum->assesstimefinish = backup_todb($info['MOD']['#']['ASSESSTIMEFINISH']['0']['#']);
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$forum->maxbytes = backup_todb($info['MOD']['#']['MAXBYTES']['0']['#']);
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$forum->scale = backup_todb($info['MOD']['#']['SCALE']['0']['#']);
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$forum->forcesubscribe = backup_todb($info['MOD']['#']['FORCESUBSCRIBE']['0']['#']);
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$forum->trackingtype = backup_todb($info['MOD']['#']['TRACKINGTYPE']['0']['#']);
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$forum->rsstype = backup_todb($info['MOD']['#']['RSSTYPE']['0']['#']);
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$forum->rssarticles = backup_todb($info['MOD']['#']['RSSARTICLES']['0']['#']);
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$forum->timemodified = backup_todb($info['MOD']['#']['TIMEMODIFIED']['0']['#']);
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$forum->warnafter = isset($info['MOD']['#']['WARNAFTER']['0']['#'])?backup_todb($info['MOD']['#']['WARNAFTER']['0']['#']):'';
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$forum->blockafter = isset($info['MOD']['#']['BLOCKAFTER']['0']['#'])?backup_todb($info['MOD']['#']['BLOCKAFTER']['0']['#']):'';
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$forum->blockperiod = isset($info['MOD']['#']['BLOCKPERIOD']['0']['#'])?backup_todb($info['MOD']['#']['BLOCKPERIOD']['0']['#']):'';
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$forum->completiondiscussions = isset($info['MOD']['#']['COMPLETIONDISCUSSIONS']['0']['#'])?backup_todb($info['MOD']['#']['COMPLETIONDISCUSSIONS']['0']['#']):0;
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$forum->completionreplies = isset($info['MOD']['#']['COMPLETIONREPLIES']['0']['#'])?backup_todb($info['MOD']['#']['COMPLETIONREPLIES']['0']['#']):0;
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$forum->completionposts = isset($info['MOD']['#']['COMPLETIONPOSTS']['0']['#'])?backup_todb($info['MOD']['#']['COMPLETIONPOSTS']['0']['#']):0;
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//We have to recode the scale field if it's <0 (positive is a grade, not a scale)
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if ($forum->scale < 0) {
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$scale = backup_getid($restore->backup_unique_code,"scale",abs($forum->scale));
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if ($scale) {
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$forum->scale = -($scale->new_id);
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}
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}
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$newid = $DB->insert_record("forum", $forum);
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//Do some output
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if (!defined('RESTORE_SILENTLY')) {
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echo "<li>".get_string("modulename","forum")." \"".format_string($forum->name,true)."\"</li>";
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}
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backup_flush(300);
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if ($newid) {
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//We have the newid, update backup_ids
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backup_putid($restore->backup_unique_code,$mod->modtype,
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$mod->id, $newid);
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$forum->id = $newid;
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//Now check if want to restore user data and do it.
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if (restore_userdata_selected($restore,'forum',$mod->id)) {
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//Restore forum_subscriptions
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$status = forum_subscriptions_restore_mods ($newid,$info,$restore);
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if ($status) {
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//Restore forum_discussions
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$status = forum_discussions_restore_mods ($newid,$info,$restore);
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}
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if ($status) {
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//Restore forum_read
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$status = forum_read_restore_mods ($newid,$info,$restore);
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}
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}
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// If forum type is single, just recreate the initial discussion/post automatically
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// if it hasn't been created still (because no user data was selected on backup or
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// restore.
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if ($forum->type == 'single' && !$DB->record_exists('forum_discussions', array('forum'=>$newid))) {
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//Load forum/lib.php
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require_once ($CFG->dirroot.'/mod/forum/lib.php');
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// Calculate the default format
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if (can_use_html_editor()) {
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$defaultformat = FORMAT_HTML;
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} else {
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$defaultformat = FORMAT_MOODLE;
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}
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//Create discussion/post data
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$sd = new stdClass;
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$sd->course = $forum->course;
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$sd->forum = $newid;
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$sd->name = $forum->name;
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$sd->intro = $forum->intro;
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$sd->assessed = $forum->assessed;
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$sd->messageformat = $defaultformat;
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$sd->mailnow = false;
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//Insert dicussion/post data
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$sdid = forum_add_discussion($sd, $sd->intro, $forum);
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//Now, mark the initial post of the discussion as mailed!
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if ($sdid) {
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$DB->set_field ('forum_posts','mailed', '1', array('discussion'=>$sdid));
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}
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}
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} else {
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$status = false;
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}
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// If the backup contained $forum->open and $forum->assesspublic,
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// we need to convert the forum to use Roles. It means the backup
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// was made pre Moodle 1.7.
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if (isset($forum->open) && isset($forum->assesspublic)) {
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$forummod = $DB->get_record('modules', array('name'=>'forum'));
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if (!$teacherroles = get_archetype_roles('teacher')) {
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notice('Default teacher role was not found. Roles and permissions '.
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'for all your forums will have to be manually set.');
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}
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if (!$studentroles = get_archetype_roles('student')) {
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notice('Default student role was not found. Roles and permissions '.
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'for all your forums will have to be manually set.');
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}
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if (!$guestroles = get_archetype_roles('guest')) {
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notice('Default guest role was not found. Roles and permissions '.
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'for teacher forums will have to be manually set.');
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}
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require_once($CFG->dirroot.'/mod/forum/lib.php');
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forum_convert_to_roles($forum, $forummod->id,
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$teacherroles, $studentroles, $guestroles,
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$restore->mods['forum']->instances[$mod->id]->restored_as_course_module);
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}
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} else {
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$status = false;
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}
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return $status;
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}
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//This function restores the forum_subscriptions
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function forum_subscriptions_restore_mods($forum_id,$info,$restore) {
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global $CFG, $DB;
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$status = true;
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//Get the discussions array
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$subscriptions = array();
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if (isset($info['MOD']['#']['SUBSCRIPTIONS']['0']['#']['SUBSCRIPTION'])) {
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$subscriptions = $info['MOD']['#']['SUBSCRIPTIONS']['0']['#']['SUBSCRIPTION'];
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}
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//Iterate over subscriptions
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for($i = 0; $i < sizeof($subscriptions); $i++) {
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$sus_info = $subscriptions[$i];
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//traverse_xmlize($sus_info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//We'll need this later!!
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$oldid = backup_todb($sus_info['#']['ID']['0']['#']);
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$olduserid = backup_todb($sus_info['#']['USERID']['0']['#']);
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//Now, build the FORUM_SUBSCRIPTIONS record structure
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$subscription->forum = $forum_id;
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$subscription->userid = backup_todb($sus_info['#']['USERID']['0']['#']);
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//We have to recode the userid field
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$user = backup_getid($restore->backup_unique_code,"user",$subscription->userid);
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if ($user) {
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$subscription->userid = $user->new_id;
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}
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//The structure is equal to the db, so insert the forum_subscription
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$newid = $DB->insert_record ("forum_subscriptions",$subscription);
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//Do some output
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if (($i+1) % 50 == 0) {
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if (!defined('RESTORE_SILENTLY')) {
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echo ".";
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if (($i+1) % 1000 == 0) {
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echo "<br />";
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}
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}
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backup_flush(300);
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}
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if ($newid) {
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//We have the newid, update backup_ids
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backup_putid($restore->backup_unique_code,"forum_subscriptions",$oldid,
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$newid);
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} else {
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$status = false;
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}
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}
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return $status;
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}
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//This function restores the forum_discussions
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function forum_discussions_restore_mods($forum_id,$info,$restore) {
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global $CFG, $DB;
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$status = true;
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//Get the discussions array
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$discussions = array();
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if (!empty($info['MOD']['#']['DISCUSSIONS']['0']['#']['DISCUSSION'])) {
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$discussions = $info['MOD']['#']['DISCUSSIONS']['0']['#']['DISCUSSION'];
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}
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//Iterate over discussions
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for($i = 0; $i < sizeof($discussions); $i++) {
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$dis_info = $discussions[$i];
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//traverse_xmlize($dis_info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//We'll need this later!!
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$oldid = backup_todb($dis_info['#']['ID']['0']['#']);
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$olduserid = backup_todb($dis_info['#']['USERID']['0']['#']);
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//Now, build the FORUM_DISCUSSIONS record structure
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$discussion = new object();
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$discussion->forum = $forum_id;
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$discussion->course = $restore->course_id;
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$discussion->name = backup_todb($dis_info['#']['NAME']['0']['#']);
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$discussion->firstpost = backup_todb($dis_info['#']['FIRSTPOST']['0']['#']);
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$discussion->userid = backup_todb($dis_info['#']['USERID']['0']['#']);
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$discussion->groupid = backup_todb($dis_info['#']['GROUPID']['0']['#']);
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$discussion->assessed = backup_todb($dis_info['#']['ASSESSED']['0']['#']);
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$discussion->timemodified = backup_todb($dis_info['#']['TIMEMODIFIED']['0']['#']);
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$discussion->timemodified += $restore->course_startdateoffset;
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$discussion->usermodified = backup_todb($dis_info['#']['USERMODIFIED']['0']['#']);
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$discussion->timestart = backup_todb($dis_info['#']['TIMESTART']['0']['#']);
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$discussion->timestart += $restore->course_startdateoffset;
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$discussion->timeend = backup_todb($dis_info['#']['TIMEEND']['0']['#']);
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$discussion->timeend += $restore->course_startdateoffset;
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//We have to recode the userid field
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$user = backup_getid($restore->backup_unique_code,"user",$discussion->userid);
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if ($user) {
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$discussion->userid = $user->new_id;
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}
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//We have to recode the groupid field
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$group = restore_group_getid($restore, $discussion->groupid);
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if ($group) {
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$discussion->groupid = $group->new_id;
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}
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//We have to recode the usermodified field
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$user = backup_getid($restore->backup_unique_code,"user",$discussion->usermodified);
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if ($user) {
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$discussion->usermodified = $user->new_id;
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}
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//The structure is equal to the db, so insert the forum_discussions
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$newid = $DB->insert_record ("forum_discussions",$discussion);
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//Do some output
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if (($i+1) % 50 == 0) {
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if (!defined('RESTORE_SILENTLY')) {
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echo ".";
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if (($i+1) % 1000 == 0) {
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echo "<br />";
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}
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}
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backup_flush(300);
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}
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if ($newid) {
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//We have the newid, update backup_ids
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backup_putid($restore->backup_unique_code,"forum_discussions",$oldid,
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$newid);
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//Restore forum_posts
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$status = forum_posts_restore_mods ($forum_id,$newid,$dis_info,$restore);
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//Now recalculate firstpost field
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$old_firstpost = $discussion->firstpost;
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//Get its new post_id from backup_ids table
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$rec = backup_getid($restore->backup_unique_code,"forum_posts",$old_firstpost);
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if ($rec) {
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//Put its new firstpost
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$discussion->firstpost = $rec->new_id;
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if ($post = $DB->get_record("forum_posts", array("id"=>$discussion->firstpost))) {
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$discussion->userid = $post->userid;
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}
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} else {
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$discussion->firstpost = 0;
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$discussion->userid = 0;
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}
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//Create temp discussion record
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$temp_discussion->id = $newid;
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$temp_discussion->firstpost = $discussion->firstpost;
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$temp_discussion->userid = $discussion->userid;
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//Update discussion (only firstpost and userid will be changed)
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$status = $DB->update_record("forum_discussions",$temp_discussion);
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//echo "Updated firstpost ".$old_firstpost." to ".$temp_discussion->firstpost."<br />"; //Debug
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} else {
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$status = false;
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}
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}
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return $status;
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}
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//This function restores the forum_read
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function forum_read_restore_mods($forum_id,$info,$restore) {
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global $CFG, $DB;
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$status = true;
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//Get the read array
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$readposts = array();
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if (isset($info['MOD']['#']['READPOSTS']['0']['#']['READ'])) {
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$readposts = $info['MOD']['#']['READPOSTS']['0']['#']['READ'];
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}
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//Iterate over readposts
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for($i = 0; $i < sizeof($readposts); $i++) {
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$rea_info = $readposts[$i];
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//traverse_xmlize($rea_info); //Debug
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//print_object ($GLOBALS['traverse_array']); //Debug
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//$GLOBALS['traverse_array']=""; //Debug
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//We'll need this later!!
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$oldid = backup_todb($rea_info['#']['ID']['0']['#']);
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//Now, build the FORUM_READ record structure
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$read->forumid = $forum_id;
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$read->userid = backup_todb($rea_info['#']['USERID']['0']['#']);
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$read->discussionid = backup_todb($rea_info['#']['DISCUSSIONID']['0']['#']);
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$read->postid = backup_todb($rea_info['#']['POSTID']['0']['#']);
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$read->firstread = backup_todb($rea_info['#']['FIRSTREAD']['0']['#']);
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$read->lastread = backup_todb($rea_info['#']['LASTREAD']['0']['#']);
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//Some recoding and check are performed now
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$toinsert = true;
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//We have to recode the userid field
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$user = backup_getid($restore->backup_unique_code,"user",$read->userid);
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if ($user) {
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$read->userid = $user->new_id;
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} else {
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$toinsert = false;
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}
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//We have to recode the discussionid field
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$discussion = backup_getid($restore->backup_unique_code,"forum_discussions",$read->discussionid);
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if ($discussion) {
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$read->discussionid = $discussion->new_id;
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} else {
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$toinsert = false;
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}
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//We have to recode the postid field
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$post = backup_getid($restore->backup_unique_code,"forum_posts",$read->postid);
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if ($post) {
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$read->postid = $post->new_id;
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} else {
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$toinsert = false;
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}
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//The structure is equal to the db, so insert the forum_read
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$newid = 0;
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if ($toinsert) {
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$newid = $DB->insert_record ("forum_read",$read);
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}
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//Do some output
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if (($i+1) % 50 == 0) {
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if (!defined('RESTORE_SILENTLY')) {
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echo ".";
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if (($i+1) % 1000 == 0) {
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echo "<br />";
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}
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}
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backup_flush(300);
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}
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if ($newid) {
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//We have the newid, update backup_ids
|
|
backup_putid($restore->backup_unique_code,"forum_read",$oldid,
|
|
$newid);
|
|
} else {
|
|
$status = false;
|
|
}
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
//This function restores the forum_posts
|
|
function forum_posts_restore_mods($new_forum_id,$discussion_id,$info,$restore) {
|
|
global $CFG, $DB;
|
|
|
|
$status = true;
|
|
|
|
//Get the posts array
|
|
$posts = $info['#']['POSTS']['0']['#']['POST'];
|
|
|
|
//Iterate over posts
|
|
for($i = 0; $i < sizeof($posts); $i++) {
|
|
$pos_info = $posts[$i];
|
|
//traverse_xmlize($pos_info); //Debug
|
|
//print_object ($GLOBALS['traverse_array']); //Debug
|
|
//$GLOBALS['traverse_array']=""; //Debug
|
|
|
|
//We'll need this later!!
|
|
$oldid = backup_todb($pos_info['#']['ID']['0']['#']);
|
|
$olduserid = backup_todb($pos_info['#']['USERID']['0']['#']);
|
|
|
|
//Now, build the FORUM_POSTS record structure
|
|
$post->discussion = $discussion_id;
|
|
$post->parent = backup_todb($pos_info['#']['PARENT']['0']['#']);
|
|
$post->userid = backup_todb($pos_info['#']['USERID']['0']['#']);
|
|
$post->created = backup_todb($pos_info['#']['CREATED']['0']['#']);
|
|
$post->created += $restore->course_startdateoffset;
|
|
$post->modified = backup_todb($pos_info['#']['MODIFIED']['0']['#']);
|
|
$post->modified += $restore->course_startdateoffset;
|
|
$post->mailed = backup_todb($pos_info['#']['MAILED']['0']['#']);
|
|
$post->subject = backup_todb($pos_info['#']['SUBJECT']['0']['#']);
|
|
$post->message = backup_todb($pos_info['#']['MESSAGE']['0']['#']);
|
|
$post->messageformat = backup_todb($pos_info['#']['FORMAT']['0']['#']);
|
|
$post->attachment = backup_todb($pos_info['#']['ATTACHMENT']['0']['#']);
|
|
$post->totalscore = backup_todb($pos_info['#']['TOTALSCORE']['0']['#']);
|
|
$post->mailnow = backup_todb($pos_info['#']['MAILNOW']['0']['#']);
|
|
|
|
//We have to recode the userid field
|
|
$user = backup_getid($restore->backup_unique_code,"user",$post->userid);
|
|
if ($user) {
|
|
$post->userid = $user->new_id;
|
|
}
|
|
|
|
//The structure is equal to the db, so insert the forum_posts
|
|
$newid = $DB->insert_record ("forum_posts",$post);
|
|
|
|
//Do some output
|
|
if (($i+1) % 50 == 0) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo ".";
|
|
if (($i+1) % 1000 == 0) {
|
|
echo "<br />";
|
|
}
|
|
}
|
|
backup_flush(300);
|
|
}
|
|
|
|
if ($newid) {
|
|
//We have the newid, update backup_ids
|
|
backup_putid($restore->backup_unique_code,"forum_posts",$oldid,
|
|
$newid);
|
|
|
|
//Get old forum id from backup_ids
|
|
$rec =$DB->get_record("backup_ids", array("backup_code"=>$restore->backup_unique_code,
|
|
"table_name"=>"forum",
|
|
"new_id"=>$new_forum_id));
|
|
//Now copy moddata associated files
|
|
$status = forum_restore_files ($rec->old_id, $new_forum_id,
|
|
$oldid, $newid, $restore);
|
|
|
|
} else {
|
|
$status = false;
|
|
}
|
|
}
|
|
|
|
//Now we get every post in this discussion_id and recalculate its parent post
|
|
$posts = $DB->get_records ("forum_posts",array("discussion"=>$discussion_id));
|
|
if ($posts) {
|
|
//Iterate over each post
|
|
foreach ($posts as $post) {
|
|
//Get its parent
|
|
$old_parent = $post->parent;
|
|
//Get its new post_id from backup_ids table
|
|
$rec = backup_getid($restore->backup_unique_code,"forum_posts",$old_parent);
|
|
if ($rec) {
|
|
//Put its new parent
|
|
$post->parent = $rec->new_id;
|
|
} else {
|
|
$post->parent = 0;
|
|
}
|
|
//Create temp post record
|
|
$temp_post->id = $post->id;
|
|
$temp_post->parent = $post->parent;
|
|
//echo "Updated parent ".$old_parent." to ".$temp_post->parent."<br />"; //Debug
|
|
//Update post (only parent will be changed)
|
|
$status = $DB->update_record("forum_posts",$temp_post);
|
|
}
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
//This function copies the forum related info from backup temp dir to course moddata folder,
|
|
//creating it if needed and recoding everything (forum id and post id)
|
|
function forum_restore_files ($oldforid, $newforid, $oldpostid, $newpostid, $restore) {
|
|
global $CFG;
|
|
|
|
$status = true;
|
|
$todo = false;
|
|
$moddata_path = "";
|
|
$forum_path = "";
|
|
$temp_path = "";
|
|
|
|
//First, we check to "course_id" exists and create is as necessary
|
|
//in CFG->dataroot
|
|
$dest_dir = $CFG->dataroot."/".$restore->course_id;
|
|
$status = check_dir_exists($dest_dir,true);
|
|
|
|
//First, locate course's moddata directory
|
|
$moddata_path = $CFG->dataroot."/".$restore->course_id."/".$CFG->moddata;
|
|
|
|
//Check it exists and create it
|
|
$status = check_dir_exists($moddata_path,true);
|
|
|
|
//Now, locate forum directory
|
|
if ($status) {
|
|
$forum_path = $moddata_path."/forum";
|
|
//Check it exists and create it
|
|
$status = check_dir_exists($forum_path,true);
|
|
}
|
|
|
|
//Now locate the temp dir we are restoring from
|
|
if ($status) {
|
|
$temp_path = $CFG->dataroot."/temp/backup/".$restore->backup_unique_code.
|
|
"/moddata/forum/".$oldforid."/".$oldpostid;
|
|
//Check it exists
|
|
if (is_dir($temp_path)) {
|
|
$todo = true;
|
|
}
|
|
}
|
|
|
|
//If todo, we create the neccesary dirs in course moddata/forum
|
|
if ($status and $todo) {
|
|
//First this forum id
|
|
$this_forum_path = $forum_path."/".$newforid;
|
|
$status = check_dir_exists($this_forum_path,true);
|
|
//Now this post id
|
|
$post_forum_path = $this_forum_path."/".$newpostid;
|
|
//And now, copy temp_path to post_forum_path
|
|
$status = backup_copy_file($temp_path, $post_forum_path);
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
//This function restores the forum_ratings
|
|
/*function forum_ratings_restore_mods($new_post_id,$info,$restore) {
|
|
global $CFG, $DB;
|
|
|
|
$status = true;
|
|
|
|
//Get the ratings array
|
|
$ratings = array();
|
|
if (isset($info['#']['RATINGS']['0']['#']['RATING'])) {
|
|
$ratings = $info['#']['RATINGS']['0']['#']['RATING'];
|
|
}
|
|
|
|
//Iterate over ratings
|
|
for($i = 0; $i < sizeof($ratings); $i++) {
|
|
$rat_info = $ratings[$i];
|
|
//traverse_xmlize($rat_info); //Debug
|
|
//print_object ($GLOBALS['traverse_array']); //Debug
|
|
//$GLOBALS['traverse_array']=""; //Debug
|
|
|
|
//We'll need this later!!
|
|
$oldid = backup_todb($rat_info['#']['ID']['0']['#']);
|
|
$olduserid = backup_todb($rat_info['#']['USERID']['0']['#']);
|
|
|
|
//Now, build the FORM_RATINGS record structure
|
|
$rating->post = $new_post_id;
|
|
$rating->userid = backup_todb($rat_info['#']['USERID']['0']['#']);
|
|
$rating->time = backup_todb($rat_info['#']['TIME']['0']['#']);
|
|
$rating->rating = backup_todb($rat_info['#']['POST_RATING']['0']['#']);
|
|
|
|
//We have to recode the userid field
|
|
$user = backup_getid($restore->backup_unique_code,"user",$rating->userid);
|
|
if ($user) {
|
|
$rating->userid = $user->new_id;
|
|
}
|
|
|
|
//The structure is equal to the db, so insert the forum_ratings
|
|
$newid = $DB->insert_record ("forum_ratings",$rating);
|
|
|
|
//Do some output
|
|
if (($i+1) % 50 == 0) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo ".";
|
|
if (($i+1) % 1000 == 0) {
|
|
echo "<br />";
|
|
}
|
|
}
|
|
backup_flush(300);
|
|
}
|
|
|
|
if ($newid) {
|
|
//We have the newid, update backup_ids
|
|
backup_putid($restore->backup_unique_code,"forum_ratings",$oldid,
|
|
$newid);
|
|
} else {
|
|
$status = false;
|
|
}
|
|
}
|
|
|
|
return $status;
|
|
}*/
|
|
|
|
//This function converts texts in FORMAT_WIKI to FORMAT_MARKDOWN for
|
|
//some texts in the module
|
|
function forum_restore_wiki2markdown ($restore) {
|
|
global $CFG, $DB;
|
|
|
|
$status = true;
|
|
|
|
//Convert forum_posts->message
|
|
if ($records = $DB->get_records_sql("SELECT p.id, p.message, p.messageformat
|
|
FROM {forum_posts} p,
|
|
{forum_discussions} d,
|
|
{forum} f,
|
|
{backup_ids} b
|
|
WHERE d.id = p.discussion AND
|
|
f.id = d.forum AND
|
|
f.course = ? AND
|
|
p.messageformat = ".FORMAT_WIKI. " AND
|
|
b.backup_code = ? AND
|
|
b.table_name = 'forum_posts' AND
|
|
b.new_id = p.id", array($restore->course_id, $restore->backup_unique_code))) {
|
|
foreach ($records as $record) {
|
|
//Rebuild wiki links
|
|
$record->message = restore_decode_wiki_content($record->message, $restore);
|
|
//Convert to Markdown
|
|
$wtm = new WikiToMarkdown();
|
|
$record->message = $wtm->convert($record->message, $restore->course_id);
|
|
$record->messageformat = FORMAT_MARKDOWN;
|
|
$status = $DB->update_record('forum_posts', $record);
|
|
//Do some output
|
|
$i++;
|
|
if (($i+1) % 1 == 0) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo ".";
|
|
if (($i+1) % 20 == 0) {
|
|
echo "<br />";
|
|
}
|
|
}
|
|
backup_flush(300);
|
|
}
|
|
}
|
|
|
|
}
|
|
return $status;
|
|
}
|
|
|
|
//This function returns a log record with all the necessay transformations
|
|
//done. It's used by restore_log_module() to restore modules log.
|
|
function forum_restore_logs($restore,$log) {
|
|
global $DB;
|
|
|
|
$status = false;
|
|
|
|
//Depending of the action, we recode different things
|
|
switch ($log->action) {
|
|
case "add":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?id=".$log->cmid;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "mark read":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the url and info fields)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?f=".$mod->new_id;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "start tracking":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the url and info fields)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?f=".$mod->new_id;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "stop tracking":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the url and info fields)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?f=".$mod->new_id;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "update":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?id=".$log->cmid;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "view forum":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?id=".$log->cmid;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "view forums":
|
|
$log->url = "index.php?id=".$log->course;
|
|
$status = true;
|
|
break;
|
|
case "subscribeall":
|
|
$log->url = "index.php?id=".$log->course;
|
|
$status = true;
|
|
break;
|
|
case "unsubscribeall":
|
|
$log->url = "index.php?id=".$log->course;
|
|
$status = true;
|
|
break;
|
|
case "subscribe":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info and url field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?f=".$mod->new_id;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "view subscriber":
|
|
case "view subscribers":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info and field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "subscribers.php?id=".$mod->new_id;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "unsubscribe":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info and url field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?f=".$mod->new_id;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "add discussion":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the discussion (to recode the info and url field)
|
|
$dis = backup_getid($restore->backup_unique_code,"forum_discussions",$log->info);
|
|
if ($dis) {
|
|
$log->url = "discuss.php?d=".$dis->new_id;
|
|
$log->info = $dis->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "view discussion":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the discussion (to recode the info and url field)
|
|
$dis = backup_getid($restore->backup_unique_code,"forum_discussions",$log->info);
|
|
if ($dis) {
|
|
$log->url = "discuss.php?d=".$dis->new_id;
|
|
$log->info = $dis->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "move discussion":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the discussion (to recode the info and url field)
|
|
$dis = backup_getid($restore->backup_unique_code,"forum_discussions",$log->info);
|
|
if ($dis) {
|
|
$log->url = "discuss.php?d=".$dis->new_id;
|
|
$log->info = $dis->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "delete discussi":
|
|
case "delete discussion":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the module (to recode the info field)
|
|
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
|
|
if ($mod) {
|
|
$log->url = "view.php?id=".$log->cmid;
|
|
$log->info = $mod->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "add post":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the post (to recode the url and info field)
|
|
$pos = backup_getid($restore->backup_unique_code,"forum_posts",$log->info);
|
|
if ($pos) {
|
|
//Get the post record from database
|
|
$dbpos = $DB->get_record("forum_posts", array("id"=>$pos->new_id));
|
|
if ($dbpos) {
|
|
$log->url = "discuss.php?d=".$dbpos->discussion."&parent=".$pos->new_id;
|
|
$log->info = $pos->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case "prune post":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the post (to recode the url and info field)
|
|
$pos = backup_getid($restore->backup_unique_code,"forum_posts",$log->info);
|
|
if ($pos) {
|
|
//Get the post record from database
|
|
$dbpos = $DB->get_record("forum_posts", array("id"=>$pos->new_id));
|
|
if ($dbpos) {
|
|
$log->url = "discuss.php?d=".$dbpos->discussion;
|
|
$log->info = $pos->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case "update post":
|
|
if ($log->cmid) {
|
|
//Get the new_id of the post (to recode the url and info field)
|
|
$pos = backup_getid($restore->backup_unique_code,"forum_posts",$log->info);
|
|
if ($pos) {
|
|
//Get the post record from database
|
|
$dbpos = $DB->get_record("forum_posts", array("id"=>$pos->new_id));
|
|
if ($dbpos) {
|
|
$log->url = "discuss.php?d=".$dbpos->discussion."&parent=".$pos->new_id;
|
|
$log->info = $pos->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case "delete post":
|
|
if ($log->cmid) {
|
|
//Extract the discussion id from the url field
|
|
$disid = substr(strrchr($log->url,"="),1);
|
|
//Get the new_id of the discussion (to recode the url field)
|
|
$dis = backup_getid($restore->backup_unique_code,"quiz_discussions",$disid);
|
|
if ($dis) {
|
|
$log->url = "discuss.php?d=".$dis->new_id;
|
|
$status = true;
|
|
}
|
|
}
|
|
break;
|
|
case "user report":
|
|
//Extract mode from url
|
|
$mode = substr(strrchr($log->url,"="),1);
|
|
//Get new user id
|
|
if ($use = backup_getid($restore->backup_unique_code, 'user', $log->info)) {
|
|
$log->url = 'user.php?course=' . $log->course . '&id=' . $use->new_id . '&mode=' . $mode;
|
|
$log->info = $use->new_id;
|
|
$status = true;
|
|
}
|
|
break;
|
|
case "search":
|
|
$log->url = "search.php?id=".$log->course."&search=".urlencode($log->info);
|
|
$status = true;
|
|
break;
|
|
default:
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo "action (".$log->module."-".$log->action.") unknown. Not restored<br />"; //Debug
|
|
}
|
|
break;
|
|
}
|
|
|
|
if ($status) {
|
|
$status = $log;
|
|
}
|
|
return $status;
|
|
}
|
|
|
|
//Return a content decoded to support interactivities linking. Every module
|
|
//should have its own. They are called automatically from
|
|
//forum_decode_content_links_caller() function in each module
|
|
//in the restore process
|
|
function forum_decode_content_links ($content,$restore) {
|
|
|
|
global $CFG;
|
|
|
|
$result = $content;
|
|
|
|
//Link to the list of forums
|
|
|
|
$searchstring='/\$@(FORUMINDEX)\*([0-9]+)@\$/';
|
|
//We look for it
|
|
preg_match_all($searchstring,$content,$foundset);
|
|
//If found, then we are going to look for its new id (in backup tables)
|
|
if ($foundset[0]) {
|
|
//print_object($foundset); //Debug
|
|
//Iterate over foundset[2]. They are the old_ids
|
|
foreach($foundset[2] as $old_id) {
|
|
//We get the needed variables here (course id)
|
|
$rec = backup_getid($restore->backup_unique_code,"course",$old_id);
|
|
//Personalize the searchstring
|
|
$searchstring='/\$@(FORUMINDEX)\*('.$old_id.')@\$/';
|
|
//If it is a link to this course, update the link to its new location
|
|
if($rec->new_id) {
|
|
//Now replace it
|
|
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/forum/index.php?id='.$rec->new_id,$result);
|
|
} else {
|
|
//It's a foreign link so leave it as original
|
|
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/forum/index.php?id='.$old_id,$result);
|
|
}
|
|
}
|
|
}
|
|
|
|
//Link to forum view by moduleid
|
|
|
|
$searchstring='/\$@(FORUMVIEWBYID)\*([0-9]+)@\$/';
|
|
//We look for it
|
|
preg_match_all($searchstring,$result,$foundset);
|
|
//If found, then we are going to look for its new id (in backup tables)
|
|
if ($foundset[0]) {
|
|
//print_object($foundset); //Debug
|
|
//Iterate over foundset[2]. They are the old_ids
|
|
foreach($foundset[2] as $old_id) {
|
|
//We get the needed variables here (course_modules id)
|
|
$rec = backup_getid($restore->backup_unique_code,"course_modules",$old_id);
|
|
//Personalize the searchstring
|
|
$searchstring='/\$@(FORUMVIEWBYID)\*('.$old_id.')@\$/';
|
|
//If it is a link to this course, update the link to its new location
|
|
if($rec->new_id) {
|
|
//Now replace it
|
|
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/forum/view.php?id='.$rec->new_id,$result);
|
|
} else {
|
|
//It's a foreign link so leave it as original
|
|
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/forum/view.php?id='.$old_id,$result);
|
|
}
|
|
}
|
|
}
|
|
|
|
//Link to forum view by forumid
|
|
|
|
$searchstring='/\$@(FORUMVIEWBYF)\*([0-9]+)@\$/';
|
|
//We look for it
|
|
preg_match_all($searchstring,$result,$foundset);
|
|
//If found, then we are going to look for its new id (in backup tables)
|
|
if ($foundset[0]) {
|
|
//print_object($foundset); //Debug
|
|
//Iterate over foundset[2]. They are the old_ids
|
|
foreach($foundset[2] as $old_id) {
|
|
//We get the needed variables here (forum id)
|
|
$rec = backup_getid($restore->backup_unique_code,"forum",$old_id);
|
|
//Personalize the searchstring
|
|
$searchstring='/\$@(FORUMVIEWBYF)\*('.$old_id.')@\$/';
|
|
//If it is a link to this course, update the link to its new location
|
|
if($rec->new_id) {
|
|
//Now replace it
|
|
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/forum/view.php?f='.$rec->new_id,$result);
|
|
} else {
|
|
//It's a foreign link so leave it as original
|
|
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/forum/view.php?f='.$old_id,$result);
|
|
}
|
|
}
|
|
}
|
|
|
|
//Link to forum discussion by discussionid
|
|
|
|
$searchstring='/\$@(FORUMDISCUSSIONVIEW)\*([0-9]+)@\$/';
|
|
//We look for it
|
|
preg_match_all($searchstring,$result,$foundset);
|
|
//If found, then we are going to look for its new id (in backup tables)
|
|
if ($foundset[0]) {
|
|
//print_object($foundset); //Debug
|
|
//Iterate over foundset[2]. They are the old_ids
|
|
foreach($foundset[2] as $old_id) {
|
|
//We get the needed variables here (discussion id)
|
|
$rec = backup_getid($restore->backup_unique_code,"forum_discussions",$old_id);
|
|
//Personalize the searchstring
|
|
$searchstring='/\$@(FORUMDISCUSSIONVIEW)\*('.$old_id.')@\$/';
|
|
//If it is a link to this course, update the link to its new location
|
|
if($rec->new_id) {
|
|
//Now replace it
|
|
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/forum/discuss.php?d='.$rec->new_id,$result);
|
|
} else {
|
|
//It's a foreign link so leave it as original
|
|
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/forum/discuss.php?d='.$old_id,$result);
|
|
}
|
|
}
|
|
}
|
|
|
|
//Link to forum discussion with parent syntax
|
|
|
|
$searchstring='/\$@(FORUMDISCUSSIONVIEWPARENT)\*([0-9]+)\*([0-9]+)@\$/';
|
|
//We look for it
|
|
preg_match_all($searchstring,$result,$foundset);
|
|
//If found, then we are going to look for its new id (in backup tables)
|
|
if ($foundset[0]) {
|
|
//print_object($foundset); //Debug
|
|
//Iterate over foundset[2] and foundset[3]. They are the old_ids
|
|
foreach($foundset[2] as $key => $old_id) {
|
|
$old_id2 = $foundset[3][$key];
|
|
//We get the needed variables here (discussion id and post id)
|
|
$rec = backup_getid($restore->backup_unique_code,"forum_discussions",$old_id);
|
|
$rec2 = backup_getid($restore->backup_unique_code,"forum_posts",$old_id2);
|
|
//Personalize the searchstring
|
|
$searchstring='/\$@(FORUMDISCUSSIONVIEWPARENT)\*('.$old_id.')\*('.$old_id2.')@\$/';
|
|
//If it is a link to this course, update the link to its new location
|
|
if($rec->new_id && $rec2->new_id) {
|
|
//Now replace it
|
|
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/forum/discuss.php?d='.$rec->new_id.'&parent='.$rec2->new_id,$result);
|
|
} else {
|
|
//It's a foreign link so leave it as original
|
|
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/forum/discuss.php?d='.$old_id.'&parent='.$old_id2,$result);
|
|
}
|
|
}
|
|
}
|
|
|
|
//Link to forum discussion with relative syntax
|
|
|
|
$searchstring='/\$@(FORUMDISCUSSIONVIEWINSIDE)\*([0-9]+)\*([0-9]+)@\$/';
|
|
//We look for it
|
|
preg_match_all($searchstring,$result,$foundset);
|
|
//If found, then we are going to look for its new id (in backup tables)
|
|
if ($foundset[0]) {
|
|
//print_object($foundset); //Debug
|
|
//Iterate over foundset[2] and foundset[3]. They are the old_ids
|
|
foreach($foundset[2] as $key => $old_id) {
|
|
$old_id2 = $foundset[3][$key];
|
|
//We get the needed variables here (discussion id and post id)
|
|
$rec = backup_getid($restore->backup_unique_code,"forum_discussions",$old_id);
|
|
$rec2 = backup_getid($restore->backup_unique_code,"forum_posts",$old_id2);
|
|
//Personalize the searchstring
|
|
$searchstring='/\$@(FORUMDISCUSSIONVIEWINSIDE)\*('.$old_id.')\*('.$old_id2.')@\$/';
|
|
//If it is a link to this course, update the link to its new location
|
|
if($rec->new_id && $rec2->new_id) {
|
|
//Now replace it
|
|
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/forum/discuss.php?d='.$rec->new_id.'#'.$rec2->new_id,$result);
|
|
} else {
|
|
//It's a foreign link so leave it as original
|
|
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/forum/discuss.php?d='.$old_id.'#'.$old_id2,$result);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
//This function makes all the necessary calls to xxxx_decode_content_links()
|
|
//function in each module, passing them the desired contents to be decoded
|
|
//from backup format to destination site/course in order to mantain inter-activities
|
|
//working in the backup/restore process. It's called from restore_decode_content_links()
|
|
//function in restore process
|
|
function forum_decode_content_links_caller($restore) {
|
|
global $CFG, $DB, $DB;
|
|
$status = true;
|
|
|
|
//Process every POST (message) in the course
|
|
if ($posts = $DB->get_records_sql("SELECT p.id, p.message
|
|
FROM {forum_posts} p,
|
|
{forum_discussions} d
|
|
WHERE d.course = ? AND
|
|
p.discussion = d.id", array($restore->course_id))) {
|
|
//Iterate over each post->message
|
|
$i = 0; //Counter to send some output to the browser to avoid timeouts
|
|
foreach ($posts as $post) {
|
|
//Increment counter
|
|
$i++;
|
|
$content = $post->message;
|
|
$result = restore_decode_content_links_worker($content,$restore);
|
|
if ($result != $content) {
|
|
//Update record
|
|
$post->message = $result;
|
|
$status = $DB->update_record("forum_posts",$post);
|
|
if (debugging()) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo '<br /><hr />'.s($content).'<br />changed to<br />'.s($result).'<hr /><br />';
|
|
}
|
|
}
|
|
}
|
|
//Do some output
|
|
if (($i+1) % 5 == 0) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo ".";
|
|
if (($i+1) % 100 == 0) {
|
|
echo "<br />";
|
|
}
|
|
}
|
|
backup_flush(300);
|
|
}
|
|
}
|
|
}
|
|
|
|
//Process every FORUM (intro) in the course
|
|
if ($forums = $DB->get_records('forum', array('course'=>$restore->course_id), '', "id,intro")) {
|
|
//Iterate over each forum->intro
|
|
$i = 0; //Counter to send some output to the browser to avoid timeouts
|
|
foreach ($forums as $forum) {
|
|
//Increment counter
|
|
$i++;
|
|
$content = $forum->intro;
|
|
$result = restore_decode_content_links_worker($content,$restore);
|
|
if ($result != $content) {
|
|
//Update record
|
|
$forum->intro = $result;
|
|
$status = $DB->update_record("forum",$forum);
|
|
if (debugging()) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo '<br /><hr />'.s($content).'<br />changed to<br />'.s($result).'<hr /><br />';
|
|
}
|
|
}
|
|
}
|
|
//Do some output
|
|
if (($i+1) % 5 == 0) {
|
|
if (!defined('RESTORE_SILENTLY')) {
|
|
echo ".";
|
|
if (($i+1) % 100 == 0) {
|
|
echo "<br />";
|
|
}
|
|
}
|
|
backup_flush(300);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|