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264 lines
11 KiB
PHP
264 lines
11 KiB
PHP
<?php
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// This file keeps track of upgrades to
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// the glossary 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 installtion 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_glossary_upgrade($oldversion) {
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global $CFG, $DB, $OUTPUT;
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$dbman = $DB->get_manager();
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$result = true;
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//===== 1.9.0 upgrade line ======//
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if ($result && $oldversion < 2008081900) {
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/////////////////////////////////////
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/// new file storage upgrade code ///
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/////////////////////////////////////
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$fs = get_file_storage();
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$empty = $DB->sql_empty(); // silly oracle empty string handling workaround
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$sqlfrom = "FROM {glossary_entries} ge
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JOIN {glossary} g ON g.id = ge.glossaryid
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JOIN {modules} m ON m.name = 'glossary'
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JOIN {course_modules} cm ON (cm.module = m.id AND cm.instance = g.id)
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WHERE ge.attachment <> '$empty' AND ge.attachment <> '1'";
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$count = $DB->count_records_sql("SELECT COUNT('x') $sqlfrom");
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if ($rs = $DB->get_recordset_sql("SELECT ge.id, ge.userid, ge.attachment, ge.glossaryid, ge.sourceglossaryid, g.course, cm.id AS cmid $sqlfrom ORDER BY g.course, g.id")) {
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$pbar = new progress_bar('migrateglossaryfiles', 500, true);
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$i = 0;
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foreach ($rs as $entry) {
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$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 glossary entries - $i/$count.");
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$filepath = "$CFG->dataroot/$entry->course/$CFG->moddata/glossary/$entry->glossaryid/$entry->id/$entry->attachment";
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if ($entry->sourceglossaryid and !is_readable($filepath)) {
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//eh - try the second possible location
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$filepath = "$CFG->dataroot/$entry->course/$CFG->moddata/glossary/$entry->sourceglossaryid/$entry->id/$entry->attachment";
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}
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if (!is_readable($filepath)) {
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//file missing??
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echo $OUTPUT->notification("File not readable, skipping: $filepath");
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$entry->attachment = '';
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$DB->update_record('glossary_entries', $entry);
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continue;
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}
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$context = get_context_instance(CONTEXT_MODULE, $entry->cmid);
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$filearea = 'glossary_attachment';
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$filename = clean_param($entry->attachment, PARAM_FILE);
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if ($filename === '') {
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echo $OUTPUT->notification("Unsupported entry filename, skipping: ".$filepath);
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$entry->attachment = '';
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$DB->update_record('glossary_entries', $entry);
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continue;
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}
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if (!$fs->file_exists($context->id, $filearea, $entry->id, '/', $filename)) {
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$file_record = array('contextid'=>$context->id, 'filearea'=>$filearea, 'itemid'=>$entry->id, 'filepath'=>'/', 'filename'=>$filename, 'userid'=>$entry->userid);
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if ($fs->create_file_from_pathname($file_record, $filepath)) {
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$entry->attachment = '1';
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if ($DB->update_record('glossary_entries', $entry)) {
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unlink($filepath);
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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("$CFG->dataroot/$entry->course/$CFG->moddata/glossary/$entry->glossaryid/$entry->id");
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@rmdir("$CFG->dataroot/$entry->course/$CFG->moddata/glossary/$entry->glossaryid");
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@rmdir("$CFG->dataroot/$entry->course/$CFG->moddata/glossary");
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}
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$rs->close();
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}
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upgrade_mod_savepoint($result, 2008081900, 'glossary');
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}
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if ($result && $oldversion < 2009042000) {
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/// Rename field definitionformat on table glossary_entries to definitionformat
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$table = new xmldb_table('glossary_entries');
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$field = new xmldb_field('format', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'definition');
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/// Launch rename field definitionformat
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$dbman->rename_field($table, $field, 'definitionformat');
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042000, 'glossary');
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}
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if ($result && $oldversion < 2009042001) {
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/// Define field definitiontrust to be added to glossary_entries
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$table = new xmldb_table('glossary_entries');
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$field = new xmldb_field('definitiontrust', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'definitionformat');
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/// Launch add field definitiontrust
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$dbman->add_field($table, $field);
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042001, 'glossary');
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}
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if ($result && $oldversion < 2009042002) {
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/// Rename field format on table glossary_comments to NEWNAMEGOESHERE
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$table = new xmldb_table('glossary_comments');
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$field = new xmldb_field('format', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'entrycomment');
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/// Launch rename field format
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$dbman->rename_field($table, $field, 'entrycommentformat');
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042002, 'glossary');
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}
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if ($result && $oldversion < 2009042003) {
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/// Define field entrycommenttrust to be added to glossary_comments
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$table = new xmldb_table('glossary_comments');
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$field = new xmldb_field('entrycommenttrust', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'entrycommentformat');
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/// Conditionally launch add field entrycommenttrust
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if (!$dbman->field_exists($table, $field)) {
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$dbman->add_field($table, $field);
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}
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042003, 'glossary');
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}
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if ($result && $oldversion < 2009042004) {
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$trustmark = '#####TRUSTTEXT#####';
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$rs = $DB->get_recordset_sql("SELECT * FROM {glossary_entries} WHERE definition LIKE '$trustmark%'");
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foreach ($rs as $entry) {
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if (strpos($entry->definition, $trustmark) !== 0) {
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// probably lowercase in some DBs
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continue;
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}
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$entry->definition = trusttext_strip($entry->definition);
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$entry->definitiontrust = 1;
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$DB->update_record('glossary_entries', $entry);
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}
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$rs->close();
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042004, 'glossary');
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}
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if ($result && $oldversion < 2009042005) {
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$trustmark = '#####TRUSTTEXT#####';
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$rs = $DB->get_recordset_sql("SELECT * FROM {glossary_comments} WHERE entrycomment LIKE '$trustmark%'");
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foreach ($rs as $comment) {
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if (strpos($comment->entrycomment, $trustmark) !== 0) {
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// probably lowercase in some DBs
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continue;
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}
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$comment->entrycomment = trusttext_strip($comment->entrycomment);
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$comment->entrycommenttrust = 1;
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$DB->update_record('glossary_comments', $comment);
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}
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$rs->close();
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042005, 'glossary');
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}
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if ($result && $oldversion < 2009042006) {
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/// Define field introformat to be added to glossary
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$table = new xmldb_table('glossary');
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$field = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'intro');
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/// Conditionally launch add field introformat
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if (!$dbman->field_exists($table, $field)) {
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$dbman->add_field($table, $field);
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}
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009042006, 'glossary');
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}
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if ($result && $oldversion < 2009110800) {
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require_once($CFG->libdir . '/commentlib.php');
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upgrade_set_timeout(60*20);
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/// Define table glossary_comments to be dropped
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$table = new xmldb_table('glossary_comments');
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/// Conditionally launch drop table for glossary_comments
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if ($dbman->table_exists($table)) {
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$sql = 'SELECT e.glossaryid AS glossaryid,
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g.course AS courseid,
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e.id AS itemid,
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c.id AS old_id,
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c.entrycomment AS comment,
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c.entrycommentformat AS format,
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c.entrycommenttrust AS trust,
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c.timemodified AS timemodified
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FROM {glossary_comments} c, {glossary_entries} e, {glossary} g
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WHERE c.entryid=e.id AND e.glossaryid=g.id ORDER BY glossaryid, courseid';
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$lastglossaryid = null;
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$lastcourseid = null;
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$modcontext = null;
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/// move glossary comments to new comments table
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if ($rs = $DB->get_recordset_sql($sql)) {
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foreach($rs as $res) {
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if ($res->glossaryid != $lastglossaryid || $res->courseid != $lastcourseid) {
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$cm = get_coursemodule_from_instance('glossary', $res->glossaryid, $res->courseid);
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if ($cm) {
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$modcontext = get_context_instance(CONTEXT_MODULE, $cm->id);
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}
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$lastglossaryid = $res->glossaryid;
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$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->courseid = $res->courseid;
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$cmt->area = 'glossary_entry';
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$cmt->itemid = $res->itemid;
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$comment = new comment($cmt);
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$cmt = $comment->add($res->comment, $res->format);
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if (!empty($cmt)) {
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$DB->delete_records('glossary_comments', array('id'=>$res->old_id));
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}
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}
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}
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$dbman->drop_table($table);
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}
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/// glossary savepoint reached
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upgrade_mod_savepoint($result, 2009110800, 'glossary');
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}
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return $result;
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}
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