Current Path : C:/xampp/htdocs/moodle/mod/glossary/db/ |
Current File : C:/xampp/htdocs/moodle/mod/glossary/db/upgrade.php |
<?php // This file keeps track of upgrades to // the glossary module // // Sometimes, changes between versions involve // alterations to database structures and other // major things that may break installations. // // The upgrade function in this file will attempt // to perform all the necessary actions to upgrade // your older installation to the current version. // // If there's something it cannot do itself, it // will tell you what you need to do. // // The commands in here will all be database-neutral, // using the methods of database_manager class // // Please do not forget to use upgrade_set_timeout() // before any action that may take longer time to finish. function xmldb_glossary_upgrade($oldversion) { global $DB; // Automatically generated Moodle v3.5.0 release upgrade line. // Put any upgrade step following this. if ($oldversion < 2018051401) { // Fetch the module ID for the glossary module. $glossarymoduleid = $DB->get_field('modules', 'id', ['name' => 'glossary']); // Get id of section 1 on the frontpage course. $fpsection1 = $DB->get_field('course_sections', 'id', ['course' => SITEID, 'section' => 1]); // Fetch sections for the frontpage not matching 1. $sectionselect = 'course = :course AND section <> 1'; $sitesections = $DB->get_recordset_select('course_sections', $sectionselect, ['course' => SITEID]); $newsection1cmids = []; foreach ($sitesections as $section) { // Check if we have anything to process for this section. if (empty($section->sequence)) { // If there's none, ignore. continue; } // Fetch the course module IDs of the course modules in the section. $cmids = explode(',', $section->sequence); $nonglossarycmids = []; // Update the section in the course_modules table for glossary instances if necessary. foreach ($cmids as $cmid) { $params = [ 'id' => $cmid, 'module' => $glossarymoduleid ]; // Check if the record in the course_modules tables is that of a glossary activity. if ($DB->record_exists('course_modules', $params)) { // If so, move it to front page's section 1. $DB->set_field('course_modules', 'section', $fpsection1, $params); $newsection1cmids[] = $cmid; } else { // Otherwise, ignore this course module as we only want to update glossary items. $nonglossarycmids[] = $cmid; } } // Check if we need to update the section record or we can delete it. if (!empty($nonglossarycmids)) { // Update the section record with a sequence that now excludes the glossary instance(s) (if it changed). $sequence = implode(',', $nonglossarycmids); if ($sequence != $section->sequence) { $DB->set_field('course_sections', 'sequence', $sequence, ['id' => $section->id]); } } else { // This section doesn't contain any items anymore, we can remove this. $DB->delete_records('course_sections', ['id' => $section->id]); } } $sitesections->close(); // Update the sequence field for the site's section 1 if necessary. if (!empty($newsection1cmids)) { $section1params = [ 'course' => SITEID, 'section' => 1 ]; $section1sequence = $DB->get_field('course_sections', 'sequence', $section1params); $newsection1sequence = implode(',', array_merge([$section1sequence], $newsection1cmids)); // Update the sequence field of the first section for the front page. $DB->set_field('course_sections', 'sequence', $newsection1sequence, $section1params); } upgrade_mod_savepoint(true, 2018051401, 'glossary'); } // Automatically generated Moodle v3.6.0 release upgrade line. // Put any upgrade step following this. // Automatically generated Moodle v3.7.0 release upgrade line. // Put any upgrade step following this. // Automatically generated Moodle v3.8.0 release upgrade line. // Put any upgrade step following this. // Automatically generated Moodle v3.9.0 release upgrade line. // Put any upgrade step following this. return true; }