diff options
| author | Nils Adermann <naderman@naderman.de> | 2012-07-21 16:15:42 +0200 |
|---|---|---|
| committer | Nils Adermann <naderman@naderman.de> | 2012-07-21 16:15:42 +0200 |
| commit | f7f78adeb910c84e86414dd6f6470631f5a47d8f (patch) | |
| tree | 02851242b3758f6ba6f156e180a3cbe53e4a0810 /phpBB/includes/functions_privmsgs.php | |
| parent | 3bc15e8683ccee90224330ca7e7480eb31bba2e1 (diff) | |
| parent | 29bee5b01a7dfa613b1583b1b2c178c641786f4b (diff) | |
| download | forums-f7f78adeb910c84e86414dd6f6470631f5a47d8f.tar forums-f7f78adeb910c84e86414dd6f6470631f5a47d8f.tar.gz forums-f7f78adeb910c84e86414dd6f6470631f5a47d8f.tar.bz2 forums-f7f78adeb910c84e86414dd6f6470631f5a47d8f.tar.xz forums-f7f78adeb910c84e86414dd6f6470631f5a47d8f.zip | |
Merge branch 'develop-olympus' into develop
* develop-olympus:
[ticket/10950] Fix grammar in comments
[ticket/10950] Delete PMs for users that have not yet read the pm
[ticket/10950] Fix unit tests to fit the new pm deleting behaviour
[ticket/10950] Update undelivered pm counts in batches not 1 by 1 for each user
[ticket/10950] Remove deleted entries in tests instead of commenting them out
[ticket/10950] Use database count() and group by instead of doing that in php
[ticket/10950] Check $delete_ids to be not empty
[ticket/10950] Recreated the behaviour of phpbb_delete_user_pms()
[ticket/10950] Fix unit tests to reflect desired behaviour
[ticket/10950] Add some first and simple unit tests for phpbb_delete_user_pms()
[ticket/10950] Correct comment for the second query.
[ticket/10950] Add empty line to make unset() call more visible.
[ticket/10950] Select the correct columns in SQL queries.
[ticket/10950] Use a variable for the private message id.
[ticket/10950] Move array initialisation to the front.
[ticket/10950] Remove redundant if statement.
[ticket/10950] Fix SQL coding style (indentation) in second SQL query.
[ticket/10950] Use proper ' in order to fix comment.
Diffstat (limited to 'phpBB/includes/functions_privmsgs.php')
| -rw-r--r-- | phpBB/includes/functions_privmsgs.php | 205 |
1 files changed, 122 insertions, 83 deletions
diff --git a/phpBB/includes/functions_privmsgs.php b/phpBB/includes/functions_privmsgs.php index 8542e3ab0a..089cb06641 100644 --- a/phpBB/includes/functions_privmsgs.php +++ b/phpBB/includes/functions_privmsgs.php @@ -1147,127 +1147,166 @@ function phpbb_delete_user_pms($user_id) // Get PM Information for later deleting // The two queries where split, so we can use our indexes + $undelivered_msg = $delete_ids = array(); + // Part 1: get PMs the user received - $sql = 'SELECT msg_id, author_id, folder_id, pm_unread, pm_new + $sql = 'SELECT msg_id FROM ' . PRIVMSGS_TO_TABLE . ' WHERE user_id = ' . $user_id; $result = $db->sql_query($sql); - $undelivered_msg = $undelivered_user = $delete_ids = array(); while ($row = $db->sql_fetchrow($result)) { - if ($row['author_id'] == $user_id && $row['folder_id'] == PRIVMSGS_NO_BOX) - { - // Undelivered messages - $undelivered_msg[] = $row['msg_id']; - - if (isset($undelivered_user[$row['user_id']])) - { - ++$undelivered_user[$row['user_id']]; - } - else - { - $undelivered_user[$row['user_id']] = 1; - } - } - - $delete_ids[(int) $row['msg_id']] = (int) $row['msg_id']; + $msg_id = (int) $row['msg_id']; + $delete_ids[$msg_id] = $msg_id; } $db->sql_freeresult($result); - // Part 2: get PMs the user sent - $sql = 'SELECT msg_id, author_id, folder_id, pm_unread, pm_new + // Part 2: get PMs the user sent, but have yet to be received + // We cannot simply delete them. First we have to check, + // whether another user already received and read the message. + $sql = 'SELECT msg_id FROM ' . PRIVMSGS_TO_TABLE . ' WHERE author_id = ' . $user_id . ' - AND folder_id = ' . PRIVMSGS_NO_BOX; + AND folder_id = ' . PRIVMSGS_NO_BOX; $result = $db->sql_query($sql); while ($row = $db->sql_fetchrow($result)) { - if ($row['author_id'] == $user_id && $row['folder_id'] == PRIVMSGS_NO_BOX) - { - // Undelivered messages - $undelivered_msg[] = $row['msg_id']; - - if (isset($undelivered_user[$row['user_id']])) - { - ++$undelivered_user[$row['user_id']]; - } - else - { - $undelivered_user[$row['user_id']] = 1; - } - } - - $delete_ids[(int) $row['msg_id']] = (int) $row['msg_id']; + $msg_id = (int) $row['msg_id']; + $undelivered_msg[$msg_id] = $msg_id; } $db->sql_freeresult($result); - if (empty($delete_ids)) + if (empty($delete_ids) && empty($undelivered_msg)) { return false; } $db->sql_transaction('begin'); - if (sizeof($undelivered_msg)) - { - $sql = 'DELETE FROM ' . PRIVMSGS_TABLE . ' - WHERE ' . $db->sql_in_set('msg_id', $undelivered_msg); - $db->sql_query($sql); - } + if (!empty($undelivered_msg)) + { + // A pm is delivered, if for any recipient the message was moved + // from their NO_BOX to another folder. We do not delete such + // messages, but only delete them for users, who have not yet + // received them. + $sql = 'SELECT msg_id + FROM ' . PRIVMSGS_TO_TABLE . ' + WHERE author_id = ' . $user_id . ' + AND folder_id <> ' . PRIVMSGS_NO_BOX . ' + AND folder_id <> ' . PRIVMSGS_OUTBOX . ' + AND folder_id <> ' . PRIVMSGS_SENTBOX; + $result = $db->sql_query($sql); - // Reset the userīs pm count to 0 - if (isset($undelivered_user[$user_id])) - { - $sql = 'UPDATE ' . USERS_TABLE . ' - SET user_new_privmsg = 0, - user_unread_privmsg = 0 - WHERE user_id = ' . $user_id; - $db->sql_query($sql); - unset($undelivered_user[$user_id]); - } + $delivered_msg = array(); + while ($row = $db->sql_fetchrow($result)) + { + $msg_id = (int) $row['msg_id']; + $delivered_msg[$msg_id] = $msg_id; + unset($undelivered_msg[$msg_id]); + } + $db->sql_freeresult($result); - foreach ($undelivered_user as $_user_id => $count) - { - $sql = 'UPDATE ' . USERS_TABLE . ' - SET user_new_privmsg = user_new_privmsg - ' . $count . ', - user_unread_privmsg = user_unread_privmsg - ' . $count . ' - WHERE user_id = ' . $_user_id; - $db->sql_query($sql); - } + $undelivered_user = array(); - // Delete private message data - $sql = 'DELETE FROM ' . PRIVMSGS_TO_TABLE . " - WHERE user_id = $user_id - AND " . $db->sql_in_set('msg_id', $delete_ids); - $db->sql_query($sql); + // Count the messages we delete, so we can correct the user pm data + $sql = 'SELECT user_id, COUNT(msg_id) as num_undelivered_privmsgs + FROM ' . PRIVMSGS_TO_TABLE . ' + WHERE author_id = ' . $user_id . ' + AND folder_id = ' . PRIVMSGS_NO_BOX . ' + AND ' . $db->sql_in_set('msg_id', array_merge($undelivered_msg, $delivered_msg)) . ' + GROUP BY user_id'; + $result = $db->sql_query($sql); - // Now we have to check which messages we can delete completely - $sql = 'SELECT msg_id - FROM ' . PRIVMSGS_TO_TABLE . ' - WHERE ' . $db->sql_in_set('msg_id', $delete_ids); - $result = $db->sql_query($sql); + while ($row = $db->sql_fetchrow($result)) + { + $num_pms = (int) $row['num_undelivered_privmsgs']; + $undelivered_user[$num_pms][] = (int) $row['user_id']; - while ($row = $db->sql_fetchrow($result)) - { - unset($delete_ids[$row['msg_id']]); + if (sizeof($undelivered_user[$num_pms]) > 50) + { + // If there are too many users affected the query might get + // too long, so we update the value for the first bunch here. + $sql = 'UPDATE ' . USERS_TABLE . ' + SET user_new_privmsg = user_new_privmsg - ' . $num_pms . ', + user_unread_privmsg = user_unread_privmsg - ' . $num_pms . ' + WHERE ' . $db->sql_in_set('user_id', $undelivered_user[$num_pms]); + $db->sql_query($sql); + unset($undelivered_user[$num_pms]); + } + } + $db->sql_freeresult($result); + + foreach ($undelivered_user as $num_pms => $undelivered_user_set) + { + $sql = 'UPDATE ' . USERS_TABLE . ' + SET user_new_privmsg = user_new_privmsg - ' . $num_pms . ', + user_unread_privmsg = user_unread_privmsg - ' . $num_pms . ' + WHERE ' . $db->sql_in_set('user_id', $undelivered_user_set); + $db->sql_query($sql); + } + + if (!empty($delivered_msg)) + { + $sql = 'DELETE FROM ' . PRIVMSGS_TO_TABLE . ' + WHERE folder_id = ' . PRIVMSGS_NO_BOX . ' + AND ' . $db->sql_in_set('msg_id', $delivered_msg); + $db->sql_query($sql); + } + + if (!empty($undelivered_msg)) + { + $sql = 'DELETE FROM ' . PRIVMSGS_TO_TABLE . ' + WHERE ' . $db->sql_in_set('msg_id', $undelivered_msg); + $db->sql_query($sql); + + $sql = 'DELETE FROM ' . PRIVMSGS_TABLE . ' + WHERE ' . $db->sql_in_set('msg_id', $undelivered_msg); + $db->sql_query($sql); + } } - $db->sql_freeresult($result); + + // Reset the user's pm count to 0 + $sql = 'UPDATE ' . USERS_TABLE . ' + SET user_new_privmsg = 0, + user_unread_privmsg = 0 + WHERE user_id = ' . $user_id; + $db->sql_query($sql); + + // Delete private message data of the user + $sql = 'DELETE FROM ' . PRIVMSGS_TO_TABLE . ' + WHERE user_id = ' . (int) $user_id; + $db->sql_query($sql); if (!empty($delete_ids)) { - // Check if there are any attachments we need to remove - if (!function_exists('delete_attachments')) + // Now we have to check which messages we can delete completely + $sql = 'SELECT msg_id + FROM ' . PRIVMSGS_TO_TABLE . ' + WHERE ' . $db->sql_in_set('msg_id', $delete_ids); + $result = $db->sql_query($sql); + + while ($row = $db->sql_fetchrow($result)) { - include($phpbb_root_path . 'includes/functions_admin.' . $phpEx); + unset($delete_ids[$row['msg_id']]); } + $db->sql_freeresult($result); - delete_attachments('message', $delete_ids, false); + if (!empty($delete_ids)) + { + // Check if there are any attachments we need to remove + if (!function_exists('delete_attachments')) + { + include($phpbb_root_path . 'includes/functions_admin.' . $phpEx); + } - $sql = 'DELETE FROM ' . PRIVMSGS_TABLE . ' - WHERE ' . $db->sql_in_set('msg_id', $delete_ids); - $db->sql_query($sql); + delete_attachments('message', $delete_ids, false); + + $sql = 'DELETE FROM ' . PRIVMSGS_TABLE . ' + WHERE ' . $db->sql_in_set('msg_id', $delete_ids); + $db->sql_query($sql); + } } // Set the remaining author id to anonymous |