moodle/mod/wiki/db/mysql.php

94 lines
4.2 KiB
PHP

<?PHP
function wiki_upgrade($oldversion) {
/// This function does anything necessary to upgrade
/// older versions to match current functionality
global $CFG, $db;
if ($oldversion < 2004040200) {
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki` DROP `allowstudentstowiki`');
}
if ($oldversion < 2004040700) {
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki` CHANGE `ewikiallowsafehtml` `htmlmode` TINYINT( 4 ) DEFAULT \'0\' NOT NULL');
}
if ($oldversion < 2004042100) {
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki` ADD `pagename` VARCHAR( 255 ) AFTER `summary`');
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki_entries` CHANGE `name` `pagename` VARCHAR( 255 ) NOT NULL');
if ($wikis = get_records('wiki')) {
foreach ($wikis as $wiki) {
if (empty($wiki->pagename)) {
set_field('wiki', 'pagename', $wiki->name, 'id', $wiki->id);
}
}
}
}
if ($oldversion < 2004053100) {
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki` CHANGE `initialcontent` `initialcontent` VARCHAR( 255 ) DEFAULT NULL');
// Remove obsolete 'initialcontent' values.
if ($wikis = get_records('wiki')) {
foreach ($wikis as $wiki) {
if (!empty($wiki->initialcontent)) {
set_field('wiki', 'initialcontent', null, 'id', $wiki->id);
}
}
}
}
if ($oldversion < 2004061300) {
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki`'
.' ADD `setpageflags` TINYINT DEFAULT \'1\' NOT NULL AFTER `ewikiacceptbinary`,'
.' ADD `strippages` TINYINT DEFAULT \'1\' NOT NULL AFTER `setpageflags`,'
.' ADD `removepages` TINYINT DEFAULT \'1\' NOT NULL AFTER `strippages`,'
.' ADD `revertchanges` TINYINT DEFAULT \'1\' NOT NULL AFTER `removepages`');
}
if ($oldversion < 2004062400) {
execute_sql('ALTER TABLE `'.$CFG->prefix.'wiki`'
.' ADD `disablecamelcase` TINYINT DEFAULT \'0\' NOT NULL AFTER `ewikiacceptbinary`');
}
if ($oldversion < 2004082200) {
table_column('wiki_pages', '', 'userid', "integer", "10", "unsigned", "0", "not null", "author");
}
if ($oldversion < 2004082303) { // Try to update userid for old records
if ($pages = get_records('wiki_pages', 'userid', 0, 'pagename', 'lastmodified,author,pagename,version')) {
foreach ($pages as $page) {
$name = explode('(', $page->author);
$name = trim($name[0]);
$name = explode(' ', $name);
$firstname = $name[0];
unset($name[0]);
$lastname = trim(implode(' ', $name));
if ($user = get_record('user', 'firstname', $firstname, 'lastname', $lastname)) {
set_field('wiki_pages', 'userid', $user->id, 'pagename', addslashes($page->pagename), 'version', $page->version);
}
}
}
}
if ($oldversion < 2004111200) {
execute_sql("ALTER TABLE {$CFG->prefix}wiki DROP INDEX course;",false);
execute_sql("ALTER TABLE {$CFG->prefix}wiki_entries DROP INDEX course;",false);
execute_sql("ALTER TABLE {$CFG->prefix}wiki_entries DROP INDEX userid;",false);
execute_sql("ALTER TABLE {$CFG->prefix}wiki_entries DROP INDEX groupid;",false);
execute_sql("ALTER TABLE {$CFG->prefix}wiki_entries DROP INDEX wikiid;",false);
execute_sql("ALTER TABLE {$CFG->prefix}wiki_entries DROP INDEX pagename;",false);
modify_database('','ALTER TABLE prefix_wiki ADD INDEX course (course);');
modify_database('','ALTER TABLE prefix_wiki_entries ADD INDEX course (course);');
modify_database('','ALTER TABLE prefix_wiki_entries ADD INDEX userid (userid);');
modify_database('','ALTER TABLE prefix_wiki_entries ADD INDEX groupid (groupid);');
modify_database('','ALTER TABLE prefix_wiki_entries ADD INDEX wikiid (wikiid);');
modify_database('','ALTER TABLE prefix_wiki_entries ADD INDEX pagename (pagename);');
}
return true;
}
?>