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Move get_unread_topics_list() up in functions.php, added some documentation. Related to #46765
git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@9884 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Andreas Fischer
parent
e2d24413b6
commit
da0da0dd89
1 changed files with 111 additions and 105 deletions
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@ -1644,6 +1644,117 @@ function get_complete_topic_tracking($forum_id, $topic_ids, $global_announce_lis
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return $last_read;
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return $last_read;
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}
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}
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/**
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* Get list of unread topics
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* only for registered users and non-cookie tracking
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*
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* @param int $user_id User ID (or false for currect user)
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* @param string $sql_extra Extra WHERE SQL statement
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*
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* @return array[int][int] Topic ids as keys, mark_time of topic as value
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* @author rxu
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*/
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function get_unread_topics_list($user_id = false, $sql_extra = '')
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{
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global $config, $db, $user;
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if ($user_id === false)
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{
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$user_id = (int) $user->data['user_id'];
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}
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$tracked_topics_list = $unread_topics_list = $read_topics_list = array();
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$tracked_forums_list = array();
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if ($config['load_db_lastread'] && $user->data['is_registered'])
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{
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// List of the tracked forums (not ideal, hope the better way will be found)
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// This list is to fetch later the forums user never read (fully) before
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$sql = 'SELECT forum_id
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FROM ' . FORUMS_TRACK_TABLE . "
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WHERE user_id = $user_id";
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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$tracked_forums_list[] = (int) $row['forum_id'];
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}
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$db->sql_freeresult($result);
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// Get list of the unread topics - on topics tracking as the first step
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$sql = 'SELECT t.topic_id, t.topic_last_post_time, tt.mark_time
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FROM ' . TOPICS_TABLE . ' t, ' . TOPICS_TRACK_TABLE . " tt
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WHERE t.topic_id = tt.topic_id
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AND t.topic_last_post_time >= tt.mark_time
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AND tt.user_id = $user_id
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$sql_extra
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ORDER BY t.topic_last_post_time DESC";
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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if ($row['topic_last_post_time'] == $row['mark_time'])
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{
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// Check if there're read topics for the forums having unread ones
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$read_topics_list[$row['topic_id']] = (int) $row['mark_time'];
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}
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else
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{
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$unread_topics_list[$row['topic_id']] = (int) $row['mark_time'];
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}
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}
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$db->sql_freeresult($result);
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// Get the full list of the tracked topics
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$tracked_topics_list = array_merge(array_keys($unread_topics_list), array_keys($read_topics_list));
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// Get list of the unread topics - on forums tracking as the second step
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// We don't take in account topics tracked before
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$sql = 'SELECT t.topic_id, ft.mark_time
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FROM ' . TOPICS_TABLE . ' t, ' . FORUMS_TRACK_TABLE . ' ft
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WHERE t.forum_id = ft.forum_id
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AND t.topic_last_post_time > ft.mark_time
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AND ' . $db->sql_in_set('t.topic_id', $tracked_topics_list, true, true) . "
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AND ft.user_id = $user_id
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$sql_extra
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ORDER BY t.topic_last_post_time DESC";
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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$unread_topics_list[$row['topic_id']] = (int) $row['mark_time'];
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}
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$db->sql_freeresult($result);
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// Refresh the full list of the tracked topics
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unset($tracked_topics_list);
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$tracked_topics_list = array_merge(array_keys($unread_topics_list), array_keys($read_topics_list));
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// And the last step - find unread topics were not found before (that can mean a user has never read some forums)
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$sql = 'SELECT topic_id
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FROM ' . TOPICS_TABLE . '
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WHERE topic_last_post_time > ' . (int) $user->data['user_lastmark'] . '
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AND ' . $db->sql_in_set('topic_id', $tracked_topics_list, true, true) . '
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AND ' . $db->sql_in_set('forum_id', $tracked_forums_list, true, true) . "
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$sql_extra
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ORDER BY topic_last_post_time DESC";
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$result = $db->sql_query_limit($sql, 1000);
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while ($row = $db->sql_fetchrow($result))
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{
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$unread_topics_list[$row['topic_id']] = (int) $user->data['user_lastmark'];
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}
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$db->sql_freeresult($result);
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}
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else if ($config['load_anon_lastread'] || $user->data['is_registered'])
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{
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// We do not implement unread topics list for cookie based tracking
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// because it would require expensive database queries
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}
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return $unread_topics_list;
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}
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/**
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/**
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* Check for read forums and update topic tracking info accordingly
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* Check for read forums and update topic tracking info accordingly
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*
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*
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@ -4129,109 +4240,4 @@ function phpbb_user_session_handler()
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return;
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return;
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}
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}
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/*
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* Get list of unread topics
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* only for registered users and non-cookie tracking this function is used
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*/
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function get_unread_topics_list($user_id = false, $sql_extra = '')
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{
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global $config, $db, $user;
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if ($user_id === false)
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{
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$user_id = (int) $user->data['user_id'];
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}
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$tracked_topics_list = $unread_topics_list = $read_topics_list = array();
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$tracked_forums_list = array();
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if ($config['load_db_lastread'] && $user->data['is_registered'])
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{
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// List of the tracked forums (not ideal, hope the better way will be found)
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// This list is to fetch later the forums user never read (fully) before
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$sql = 'SELECT forum_id
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FROM ' . FORUMS_TRACK_TABLE . "
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WHERE user_id = $user_id";
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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$tracked_forums_list[] = (int) $row['forum_id'];
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}
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$db->sql_freeresult($result);
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// Get list of the unread topics - on topics tracking as the first step
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$sql = 'SELECT t.topic_id, t.topic_last_post_time, tt.mark_time
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FROM ' . TOPICS_TABLE . ' t, ' . TOPICS_TRACK_TABLE . " tt
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WHERE t.topic_id = tt.topic_id
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AND t.topic_last_post_time >= tt.mark_time
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AND tt.user_id = $user_id
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$sql_extra
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ORDER BY t.topic_last_post_time DESC";
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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if ($row['topic_last_post_time'] == $row['mark_time'])
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{
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// Check if there're read topics for the forums having unread ones
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$read_topics_list[$row['topic_id']] = (int) $row['mark_time'];
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}
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else
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{
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$unread_topics_list[$row['topic_id']] = (int) $row['mark_time'];
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}
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}
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$db->sql_freeresult($result);
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// Get the full list of the tracked topics
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$tracked_topics_list = array_merge(array_keys($unread_topics_list), array_keys($read_topics_list));
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// Get list of the unread topics - on forums tracking as the second step
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// We don't take in account topics tracked before
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$sql = 'SELECT t.topic_id, ft.mark_time
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FROM ' . TOPICS_TABLE . ' t, ' . FORUMS_TRACK_TABLE . ' ft
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WHERE t.forum_id = ft.forum_id
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AND t.topic_last_post_time > ft.mark_time
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AND ' . $db->sql_in_set('t.topic_id', $tracked_topics_list, true, true) . "
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AND ft.user_id = $user_id
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$sql_extra
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ORDER BY t.topic_last_post_time DESC";
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$result = $db->sql_query($sql);
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while ($row = $db->sql_fetchrow($result))
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{
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$unread_topics_list[$row['topic_id']] = (int) $row['mark_time'];
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}
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$db->sql_freeresult($result);
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// Refresh the full list of the tracked topics
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unset($tracked_topics_list);
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$tracked_topics_list = array_merge(array_keys($unread_topics_list), array_keys($read_topics_list));
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// And the last step - find unread topics were not found before (that can mean a user has never read some forums)
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$sql = 'SELECT topic_id
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FROM ' . TOPICS_TABLE . '
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WHERE topic_last_post_time > ' . (int) $user->data['user_lastmark'] . '
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AND ' . $db->sql_in_set('topic_id', $tracked_topics_list, true, true) . '
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AND ' . $db->sql_in_set('forum_id', $tracked_forums_list, true, true) . "
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$sql_extra
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ORDER BY topic_last_post_time DESC";
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$result = $db->sql_query_limit($sql, 1000);
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while ($row = $db->sql_fetchrow($result))
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{
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$unread_topics_list[$row['topic_id']] = (int) $user->data['user_lastmark'];
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}
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$db->sql_freeresult($result);
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}
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else if ($config['load_anon_lastread'] || $user->data['is_registered'])
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{
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// We do not implement unread topics list for cookie based tracking
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// because it would require expensive database queries
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}
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return $unread_topics_list;
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}
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?>
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?>
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