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302 lines
13 KiB
PHP
302 lines
13 KiB
PHP
<?php
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// This file keeps track of upgrades to
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// the data module
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//
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// Sometimes, changes between versions involve
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// alterations to database structures and other
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// major things that may break installations.
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//
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// The upgrade function in this file will attempt
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// to perform all the necessary actions to upgrade
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// your older installation to the current version.
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//
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// If there's something it cannot do itself, it
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// will tell you what you need to do.
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//
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// The commands in here will all be database-neutral,
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// using the methods of database_manager class
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//
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// Please do not forget to use upgrade_set_timeout()
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// before any action that may take longer time to finish.
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function xmldb_data_upgrade($oldversion) {
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global $CFG, $DB, $OUTPUT;
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$dbman = $DB->get_manager();
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//===== 1.9.0 upgrade line ======//
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if ($oldversion < 2007101512) {
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/// Launch add field asearchtemplate again if does not exists yet - reported on several sites
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$table = new xmldb_table('data');
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$field = new xmldb_field('asearchtemplate', XMLDB_TYPE_TEXT, 'small', null, null, null, null, 'jstemplate');
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if (!$dbman->field_exists($table, $field)) {
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$dbman->add_field($table, $field);
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}
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upgrade_mod_savepoint(true, 2007101512, 'data');
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}
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if ($oldversion < 2007101513) {
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// Upgrade all the data->notification currently being
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// NULL to 0
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$sql = "UPDATE {data} SET notification=0 WHERE notification IS NULL";
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$DB->execute($sql);
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$table = new xmldb_table('data');
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$field = new xmldb_field('notification', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'editany');
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// First step, Set NOT NULL
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$dbman->change_field_notnull($table, $field);
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// Second step, Set default to 0
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$dbman->change_field_default($table, $field);
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upgrade_mod_savepoint(true, 2007101513, 'data');
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}
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if ($oldversion < 2008081400) {
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if ($rs = $DB->get_recordset('data')) {
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$pattern = '/\#\#delete\#\#(\s+)\#\#approve\#\#/';
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$replacement = '##delete##$1##approve##$1##export##';
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foreach ($rs as $data) {
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$data->listtemplate = preg_replace($pattern, $replacement, $data->listtemplate);
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$data->singletemplate = preg_replace($pattern, $replacement, $data->singletemplate);
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$DB->update_record('data', $data);
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}
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$rs->close();
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}
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upgrade_mod_savepoint(true, 2008081400, 'data');
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}
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if ($oldversion < 2008091400) {
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/////////////////////////////////////
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/// new file storage upgrade code ///
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/////////////////////////////////////
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$fs = get_file_storage();
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$empty = $DB->sql_empty(); // silly oracle empty string handling workaround
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$sqlfrom = "FROM {data_content} c
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JOIN {data_fields} f ON f.id = c.fieldid
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JOIN {data_records} r ON r.id = c.recordid
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JOIN {data} d ON d.id = r.dataid
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JOIN {modules} m ON m.name = 'data'
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JOIN {course_modules} cm ON (cm.module = m.id AND cm.instance = d.id)
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WHERE c.content <> '$empty' AND c.content IS NOT NULL
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AND (f.type = 'file' OR f.type = 'picture')";
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$count = $DB->count_records_sql("SELECT COUNT('x') $sqlfrom");
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if ($rs = $DB->get_recordset_sql("SELECT c.id, f.type, r.dataid, c.recordid, f.id AS fieldid, r.userid, c.content, c.content1, d.course, r.userid, cm.id AS cmid $sqlfrom ORDER BY d.course, d.id")) {
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$pbar = new progress_bar('migratedatafiles', 500, true);
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$i = 0;
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foreach ($rs as $content) {
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$i++;
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upgrade_set_timeout(60); // set up timeout, may also abort execution
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$pbar->update($i, $count, "Migrating data entries - $i/$count.");
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$filepath = "$CFG->dataroot/$content->course/$CFG->moddata/data/$content->dataid/$content->fieldid/$content->recordid/$content->content";
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$context = get_context_instance(CONTEXT_MODULE, $content->cmid);
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if (!file_exists($filepath)) {
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continue;
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}
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$filearea = 'content';
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$oldfilename = $content->content;
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$filename = clean_param($oldfilename, PARAM_FILE);
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if ($filename === '') {
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continue;
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}
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if (!$fs->file_exists($context->id, 'mod_data', $filearea, $content->id, '/', $filename)) {
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$file_record = array('contextid'=>$context->id, 'component'=>'mod_data', 'filearea'=>$filearea, 'itemid'=>$content->id, 'filepath'=>'/', 'filename'=>$filename, 'userid'=>$content->userid);
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if ($fs->create_file_from_pathname($file_record, $filepath)) {
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unlink($filepath);
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if ($oldfilename !== $filename) {
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// update filename if needed
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$DB->set_field('data_content', 'content', $filename, array('id'=>$content->id));
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}
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if ($content->type == 'picture') {
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// migrate thumb
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$filepath = "$CFG->dataroot/$content->course/$CFG->moddata/data/$content->dataid/$content->fieldid/$content->recordid/thumb/$content->content";
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if (!$fs->file_exists($context->id, 'mod_data', $filearea, $content->id, '/', 'thumb_'.$filename)) {
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$file_record['filename'] = 'thumb_'.$file_record['filename'];
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$fs->create_file_from_pathname($file_record, $filepath);
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unlink($filepath);
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}
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}
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}
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}
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// remove dirs if empty
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@rmdir("$CFG->dataroot/$content->course/$CFG->moddata/data/$content->dataid/$content->fieldid/$content->recordid/thumb");
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@rmdir("$CFG->dataroot/$content->course/$CFG->moddata/data/$content->dataid/$content->fieldid/$content->recordid");
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@rmdir("$CFG->dataroot/$content->course/$CFG->moddata/data/$content->dataid/$content->fieldid");
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@rmdir("$CFG->dataroot/$content->course/$CFG->moddata/data/$content->dataid");
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@rmdir("$CFG->dataroot/$content->course/$CFG->moddata/data");
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@rmdir("$CFG->dataroot/$content->course/$CFG->moddata");
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}
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$rs->close();
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}
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upgrade_mod_savepoint(true, 2008091400, 'data');
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}
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if ($oldversion < 2008112700) {
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if (!get_config('data', 'requiredentriesfixflag')) {
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$databases = $DB->get_records_sql("SELECT d.*, c.fullname
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FROM {data} d, {course} c
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WHERE d.course = c.id
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AND (d.requiredentries > 0 OR d.requiredentriestoview > 0)
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ORDER BY c.fullname, d.name");
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if (!empty($databases)) {
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$a = new object();
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$a->text = '';
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foreach($databases as $database) {
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$a->text .= $database->fullname." - " .$database->name. " (course id: ".$database->course." - database id: ".$database->id.")<br/>";
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}
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//TODO: MDL-17427 send this info to "upgrade log" which will be implemented in 2.0
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echo $OUTPUT->notification(get_string('requiredentrieschanged', 'admin', $a));
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}
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}
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unset_config('requiredentriesfixflag', 'data'); // remove old flag
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upgrade_mod_savepoint(true, 2008112700, 'data');
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}
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if ($oldversion < 2009042000) {
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/// Define field introformat to be added to data
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$table = new xmldb_table('data');
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$field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'intro');
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/// Launch add field introformat
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if (!$dbman->field_exists($table, $field)) {
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$dbman->add_field($table, $field);
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}
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// conditionally migrate to html format in intro
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if ($CFG->texteditors !== 'textarea') {
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$rs = $DB->get_recordset('data', array('introformat'=>FORMAT_MOODLE), '', 'id,intro,introformat');
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foreach ($rs as $d) {
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$d->intro = text_to_html($d->intro, false, false, true);
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$d->introformat = FORMAT_HTML;
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$DB->update_record('data', $d);
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upgrade_set_timeout();
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}
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$rs->close();
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}
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/// data savepoint reached
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upgrade_mod_savepoint(true, 2009042000, 'data');
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}
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if ($oldversion < 2009111701) {
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upgrade_set_timeout(60*20);
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/// Define table data_comments to be dropped
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$table = new xmldb_table('data_comments');
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/// Conditionally launch drop table for data_comments
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if ($dbman->table_exists($table)) {
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$sql = "SELECT d.id AS dataid,
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d.course AS courseid,
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c.userid,
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r.id AS itemid,
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c.id AS commentid,
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c.content AS commentcontent,
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c.format AS format,
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c.created AS timecreated
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FROM {data_comments} c, {data_records} r, {data} d
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WHERE c.recordid=r.id AND r.dataid=d.id
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ORDER BY dataid, courseid";
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/// move data comments to comments table
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$lastdataid = null;
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$lastcourseid = null;
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$modcontext = null;
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if ($rs = $DB->get_recordset_sql($sql)) {
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foreach($rs as $res) {
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if ($res->dataid != $lastdataid || $res->courseid != $lastcourseid) {
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$cm = get_coursemodule_from_instance('data', $res->dataid, $res->courseid);
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if ($cm) {
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$modcontext = get_context_instance(CONTEXT_MODULE, $cm->id);
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}
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$lastdataid = $res->dataid;
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$lastcourseid = $res->courseid;
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}
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$cmt = new stdclass;
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$cmt->contextid = $modcontext->id;
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$cmt->commentarea = 'database_entry';
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$cmt->itemid = $res->itemid;
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$cmt->content = $res->commentcontent;
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$cmt->format = $res->format;
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$cmt->userid = $res->userid;
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$cmt->timecreated = $res->timecreated;
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// comments class will throw an exception if error occurs
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$cmt_id = $DB->insert_record('comments', $cmt);
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if (!empty($cmt_id)) {
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$DB->delete_records('data_comments', array('id'=>$res->commentid));
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}
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}
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}
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// the default exception handler will stop the script if error occurs before
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$dbman->drop_table($table);
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}
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/// data savepoint reached
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upgrade_mod_savepoint(true, 2009111701, 'data');
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}
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if ($oldversion < 2010031602) {
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//add assesstimestart and assesstimefinish columns to data
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$table = new xmldb_table('data');
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$field = new xmldb_field('assesstimestart');
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if (!$dbman->field_exists($table, $field)) {
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$field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'assessed');
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$dbman->add_field($table, $field);
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}
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$field = new xmldb_field('assesstimefinish');
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if (!$dbman->field_exists($table, $field)) {
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$field->set_attributes(XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, 0, 'assesstimestart');
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$dbman->add_field($table, $field);
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}
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upgrade_mod_savepoint(true, 2010031602, 'data');
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}
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if ($oldversion < 2010042800) {
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//migrate data ratings to the central rating table
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$table = new xmldb_table('data_ratings');
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if ($dbman->table_exists($table)) {
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//data ratings didnt store time created and modified so Im using the times from the record the rating was attached to
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$sql = "INSERT INTO {rating} (contextid, scaleid, itemid, rating, userid, timecreated, timemodified)
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SELECT cxt.id, d.scale, r.recordid AS itemid, r.rating, r.userid, re.timecreated AS timecreated, re.timemodified AS timemodified
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FROM {data_ratings} r
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JOIN {data_records} re ON r.recordid=re.id
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JOIN {data} d ON d.id=re.dataid
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JOIN {course_modules} cm ON cm.instance=d.id
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JOIN {context} cxt ON cxt.instanceid=cm.id
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JOIN {modules} m ON m.id=cm.module
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WHERE m.name = :modname AND cxt.contextlevel = :contextlevel";
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$params['modname'] = 'data';
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$params['contextlevel'] = CONTEXT_MODULE;
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$DB->execute($sql, $params);
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//now drop data_ratings
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$dbman->drop_table($table);
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}
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upgrade_mod_savepoint(true, 2010042800, 'data');
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}
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return true;
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}
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