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235 lines
12 KiB
PHP
235 lines
12 KiB
PHP
<?php // $Id$
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function forum_upgrade($oldversion) {
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// This function does anything necessary to upgrade
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// older versions to match current functionality
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global $CFG;
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if ($oldversion < 2002073008) {
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execute_sql("DELETE FROM modules WHERE name = 'discuss' ");
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execute_sql("ALTER TABLE `discuss` RENAME `forum_discussions` ");
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execute_sql("ALTER TABLE `discuss_posts` RENAME `forum_posts` ");
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execute_sql("ALTER TABLE `discuss_ratings` RENAME `forum_ratings` ");
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execute_sql("ALTER TABLE `forum` CHANGE `intro` `intro` TEXT NOT NULL ");
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execute_sql("ALTER TABLE `forum` ADD `forcesubscribe` TINYINT(1) UNSIGNED DEFAULT '0' NOT NULL AFTER `assessed`");
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execute_sql("ALTER TABLE `forum` CHANGE `type` `type` ENUM( 'single', 'news', 'social', 'general',
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'eachuser', 'teacher' ) DEFAULT 'general' NOT NULL ");
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execute_sql("ALTER TABLE `forum_posts` CHANGE `discuss` `discussion` INT( 10 ) UNSIGNED DEFAULT '0' NOT NULL ");
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execute_sql("INSERT INTO log_display VALUES ('forum', 'add', 'forum', 'name') ");
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execute_sql("INSERT INTO log_display VALUES ('forum', 'add discussion', 'forum_discussions', 'name') ");
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execute_sql("INSERT INTO log_display VALUES ('forum', 'add post', 'forum_posts', 'subject') ");
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execute_sql("INSERT INTO log_display VALUES ('forum', 'update post', 'forum_posts', 'subject') ");
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execute_sql("INSERT INTO log_display VALUES ('forum', 'view discussion', 'forum_discussions', 'name') ");
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execute_sql("DELETE FROM log_display WHERE module = 'discuss' ");
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execute_sql("UPDATE log SET action = 'view discussion' WHERE module = 'discuss' AND action = 'view' ");
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execute_sql("UPDATE log SET action = 'add discussion' WHERE module = 'discuss' AND action = 'add' ");
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execute_sql("UPDATE log SET module = 'forum' WHERE module = 'discuss' ");
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notify("Renamed all the old discuss tables (now part of forum) and created new forum_types");
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}
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if ($oldversion < 2002080100) {
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execute_sql("INSERT INTO log_display VALUES ('forum', 'view subscribers', 'forum', 'name') ");
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execute_sql("INSERT INTO log_display VALUES ('forum', 'update', 'forum', 'name') ");
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}
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if ($oldversion < 2002082900) {
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execute_sql(" ALTER TABLE `forum_posts` ADD `attachment` VARCHAR(100) NOT NULL AFTER `message` ");
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}
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if ($oldversion < 2002091000) {
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if (! execute_sql(" ALTER TABLE `forum_posts` ADD `attachment` VARCHAR(100) NOT NULL AFTER `message` ")) {
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echo "<p>Don't worry about this error - your server already had this upgrade applied";
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}
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}
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if ($oldversion < 2002100300) {
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execute_sql(" ALTER TABLE `forum` CHANGE `open` `open` TINYINT(2) UNSIGNED DEFAULT '2' NOT NULL ");
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execute_sql(" UPDATE `forum` SET `open` = 2 WHERE `open` = 1 ");
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execute_sql(" UPDATE `forum` SET `open` = 1 WHERE `open` = 0 ");
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}
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if ($oldversion < 2002101001) {
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execute_sql(" ALTER TABLE `forum_posts` ADD `format` TINYINT(2) UNSIGNED DEFAULT '0' NOT NULL AFTER `message` ");
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}
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if ($oldversion < 2002122300) {
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execute_sql("ALTER TABLE `forum_posts` CHANGE `user` `userid` INT(10) UNSIGNED DEFAULT '0' NOT NULL ");
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execute_sql("ALTER TABLE `forum_ratings` CHANGE `user` `userid` INT(10) UNSIGNED DEFAULT '0' NOT NULL ");
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execute_sql("ALTER TABLE `forum_subscriptions` CHANGE `user` `userid` INT(10) UNSIGNED DEFAULT '0' NOT NULL ");
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}
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if ($oldversion < 2003042402) {
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execute_sql("INSERT INTO {$CFG->prefix}log_display VALUES ('forum', 'move discussion', 'forum_discussions', 'name')");
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}
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if ($oldversion < 2003081403) {
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table_column("forum", "assessed", "assessed", "integer", "10", "unsigned", "0");
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}
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if ($oldversion < 2003082500) {
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table_column("forum", "", "assesstimestart", "integer", "10", "unsigned", "0", "", "assessed");
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table_column("forum", "", "assesstimefinish", "integer", "10", "unsigned", "0", "", "assesstimestart");
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}
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if ($oldversion < 2003082502) {
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table_column("forum", "scale", "scale", "integer", "10", "", "0");
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execute_sql("UPDATE {$CFG->prefix}forum SET scale = (- scale)");
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}
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if ($oldversion < 2003100600) {
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table_column("forum", "", "maxbytes", "integer", "10", "unsigned", "0", "", "scale");
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}
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if ($oldversion < 2004010100) {
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table_column("forum", "", "assesspublic", "integer", "4", "unsigned", "0", "", "assessed");
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}
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if ($oldversion < 2004011404) {
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table_column("forum_discussions", "", "userid", "integer", "10", "unsigned", "0", "", "firstpost");
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if ($discussions = get_records_sql("SELECT d.id, p.userid
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FROM {$CFG->prefix}forum_discussions as d,
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{$CFG->prefix}forum_posts as p
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WHERE d.firstpost = p.id")) {
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foreach ($discussions as $discussion) {
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update_record("forum_discussions", $discussion);
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}
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}
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}
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if ($oldversion < 2004012200) {
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table_column("forum_discussions", "", "groupid", "integer", "10", "unsigned", "0", "", "userid");
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}
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if ($oldversion < 2004013000) {
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table_column("forum_posts", "mailed", "mailed", "tinyint", "2");
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}
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if ($oldversion < 2004020600) {
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table_column("forum_discussions", "", "usermodified", "integer", "10", "unsigned", "0", "", "timemodified");
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}
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if ($oldversion < 2004050300) {
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table_column("forum","","rsstype","tinyint","2", "unsigned", "0", "", "forcesubscribe");
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table_column("forum","","rssarticles","tinyint","2", "unsigned", "0", "", "rsstype");
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set_config("forum_enablerssfeeds",0);
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}
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if ($oldversion < 2004060100) {
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modify_database('', "CREATE TABLE `prefix_forum_queue` (
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`id` int(11) unsigned NOT NULL auto_increment,
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`userid` int(11) unsigned default 0 NOT NULL,
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`discussionid` int(11) unsigned default 0 NOT NULL,
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`postid` int(11) unsigned default 0 NOT NULL,
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PRIMARY KEY (`id`),
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KEY `user` (userid),
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KEY `post` (postid)
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) TYPE=MyISAM COMMENT='For keeping track of posts that will be mailed in digest form';");
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}
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if ($oldversion < 2004070700) { // This may be redoing it from STABLE but that's OK
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table_column("forum_discussions", "groupid", "groupid", "integer", "10", "", "0", "");
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}
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if ($oldversion < 2004111700) {
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_posts` DROP INDEX {$CFG->prefix}forum_posts_parent_idx;",false);
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_posts` DROP INDEX {$CFG->prefix}forum_posts_discussion_idx;",false);
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_posts` DROP INDEX {$CFG->prefix}forum_posts_userid_idx;",false);
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_discussions` DROP INDEX {$CFG->prefix}forum_discussions_forum_idx;",false);
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_discussions` DROP INDEX {$CFG->prefix}forum_discussions_userid_idx;",false);
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_posts` ADD INDEX {$CFG->prefix}forum_posts_parent_idx (parent) ");
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_posts` ADD INDEX {$CFG->prefix}forum_posts_discussion_idx (discussion) ");
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_posts` ADD INDEX {$CFG->prefix}forum_posts_userid_idx (userid) ");
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_discussions` ADD INDEX {$CFG->prefix}forum_discussions_forum_idx (forum) ");
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execute_sql(" ALTER TABLE `{$CFG->prefix}forum_discussions` ADD INDEX {$CFG->prefix}forum_discussions_userid_idx (userid) ");
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}
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if ($oldversion < 2004111700) {
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execute_sql("ALTER TABLE {$CFG->prefix}forum DROP INDEX course;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}forum_ratings DROP INDEX userid;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}forum_ratings DROP INDEX post;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}forum_subscriptions DROP INDEX userid;",false);
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execute_sql("ALTER TABLE {$CFG->prefix}forum_subscriptions DROP INDEX forum;",false);
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modify_database('','ALTER TABLE prefix_forum ADD INDEX course (course);');
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modify_database('','ALTER TABLE prefix_forum_ratings ADD INDEX userid (userid);');
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modify_database('','ALTER TABLE prefix_forum_ratings ADD INDEX post (post);');
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modify_database('','ALTER TABLE prefix_forum_subscriptions ADD INDEX userid (userid);');
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modify_database('','ALTER TABLE prefix_forum_subscriptions ADD INDEX forum (forum);');
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}
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if ($oldversion < 2005011500) {
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modify_database('','CREATE TABLE prefix_forum_read (
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`id` int(10) unsigned NOT NULL auto_increment,
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`userid` int(10) NOT NULL default \'0\',
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`forumid` int(10) NOT NULL default \'0\',
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`discussionid` int(10) NOT NULL default \'0\',
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`postid` int(10) NOT NULL default \'0\',
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`firstread` int(10) NOT NULL default \'0\',
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`lastread` int(10) NOT NULL default \'0\',
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PRIMARY KEY (`id`),
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KEY `prefix_forum_user_forum_idx` (`userid`,`forumid`),
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KEY `prefix_forum_user_discussion_idx` (`userid`,`discussionid`),
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KEY `prefix_forum_user_post_idx` (`userid`,`postid`)
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) COMMENT=\'Tracks each users read posts\';');
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/// Enter initial read records for all posts older than 1 day.
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require $CFG->dirroot.'/mod/forum/lib.php';
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/// Timestamp for old posts (and therefore considered read).
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$dateafter = time() - ($CFG->forum_oldpostdays*24*60*60);
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/// Timestamp for one day ago.
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$onedayago = time() - (24*60*60);
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/// Get all discussions that have had posts since the old post date.
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if ($discrecords = get_records_select('forum_discussions', 'timemodified > '.$dateafter,
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'course', 'id,course,forum,groupid')) {
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$currcourse = 0;
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$users = 0;
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foreach ($discrecords as $discrecord) {
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if ($discrecord->course != $currcourse) {
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/// Discussions are ordered by course, so we only need to get any course's users once.
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$currcourse = $discrecord->course;
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$users = get_course_users($currcourse);
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}
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/// If this course has users, and posts more than a day old, mark them for each user.
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if (is_array($users) &&
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($posts = get_records_select('forum_posts', 'discussion = '.$discrecord->id.
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' AND modified < '.$onedayago, '', 'id,discussion,modified'))) {
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foreach($posts as $post) {
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foreach ($users as $user) {
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/// If its a group discussion, make sure the user is in the group.
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if (!$discrecord->groupid || ismember($discrecord->groupid, $user->id)) {
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forum_tp_mark_post_read($user->id, $post, $discrecord->forum);
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}
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}
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}
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}
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}
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}
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}
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if ($oldversion < 2005032900) {
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modify_database('','ALTER TABLE prefix_forum_posts ADD INDEX prefix_form_posts_created_idx (created);');
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modify_database('','ALTER TABLE prefix_forum_posts ADD INDEX prefix_form_posts_mailed_idx (mailed);');
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}
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if ($oldversion < 2005041100) { // replace wiki-like with markdown
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include_once( "$CFG->dirroot/lib/wiki_to_markdown.php" );
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$wtm = new WikiToMarkdown();
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$sql = "select course from {$CFG->prefix}forum_discussions, {$CFG->prefix}forum_posts ";
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$sql .= "where {$CFG->prefix}forum_posts.discussion = {$CFG->prefix}forum_discussions.id ";
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$sql .= "and {$CFG->prefix}forum_posts.id = ";
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$wtm->update( 'forum_posts','message','format',$sql );
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}
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return true;
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}
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?>
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