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108 lines
4.0 KiB
108 lines
4.0 KiB
<?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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* Timeline block installation.
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*
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* @package block_timeline
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* @copyright 2018 Ryan Wyllie <ryan@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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defined('MOODLE_INTERNAL') || die();
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/**
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* Add the timeline block to the dashboard for all users by default
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* when it is installed.
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*/
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function xmldb_block_timeline_install() {
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global $DB;
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if ($DB->count_records('block_instances') < 1) {
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// Only add the timeline block if it's being installed on an existing site.
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// For new sites it will be added by blocks_add_default_system_blocks().
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return;
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}
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if ($defaultmypage = $DB->get_record('my_pages', array('userid' => null, 'name' => '__default', 'private' => 1))) {
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$subpagepattern = $defaultmypage->id;
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} else {
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$subpagepattern = null;
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}
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$page = new moodle_page();
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$systemcontext = context_system::instance();
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$page->set_context($systemcontext);
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// Add the block to the default /my.
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$page->blocks->add_region(BLOCK_POS_RIGHT);
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$page->blocks->add_block('timeline', BLOCK_POS_RIGHT, 0, false, 'my-index', $subpagepattern);
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// Now we need to find all users that have viewed their dashboard because it'll have
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// made duplicates of the default block_instances for them so they won't see the new
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// timeline block without the admin resetting all of the dashboards.
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//
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// Instead we'll just add the timeline block to their dashboards here. We will only
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// add the timeline block if they still have the myoverview block.
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$sql = "SELECT parentcontextid, subpagepattern
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FROM {block_instances}
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WHERE pagetypepattern = 'my-index'
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AND blockname = 'myoverview'
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AND parentcontextid != ?";
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$params = [$systemcontext->id];
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$existingrecords = $DB->get_recordset_sql($sql, $params);
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$blockinstances = [];
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$seencontexts = [];
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$now = time();
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foreach ($existingrecords as $existingrecord) {
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$parentcontextid = $existingrecord->parentcontextid;
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if (isset($seencontexts[$parentcontextid])) {
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// If we've seen this context already then skip it because we don't want
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// to add duplicate timeline blocks to the same context. This happens
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// if something funny is going on with the subpagepattern.
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continue;
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} else {
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$seencontexts[$parentcontextid] = true;
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}
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$blockinstances[] = [
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'blockname' => 'timeline',
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'parentcontextid' => $parentcontextid,
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'showinsubcontexts' => false,
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'pagetypepattern' => 'my-index',
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'subpagepattern' => $existingrecord->subpagepattern,
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'defaultregion' => BLOCK_POS_RIGHT,
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'defaultweight' => 0,
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'configdata' => '',
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'timecreated' => $now,
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'timemodified' => $now,
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];
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if (count($blockinstances) >= 1000) {
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// Insert after every 1000 records so that the memory usage doesn't
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// get out of control.
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$DB->insert_records('block_instances', $blockinstances);
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$blockinstances = [];
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}
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}
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$existingrecords->close();
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if (!empty($blockinstances)) {
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// Insert what ever is left over.
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$DB->insert_records('block_instances', $blockinstances);
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}
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}
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