pegasus/anope
1
0
Fork 0
mirror of https://github.com/anope/anope.git synced 2026-06-26 18:56:39 +02:00
Code Activity

irc2sql: removed the currentusers field from the chan table, keeping it updated on each join/part eats too many ressources

Browse Source
This commit is contained in:
DukePyrolator
2014-03-09 04:55:35 +01:00
parent 220e278213
commit 4b5ce8a972
1 changed files with 5 additions and 55 deletions
Download Patch File Download Diff File Expand all files Collapse all files
modules/extra/stats/irc2sql/tables.cpp
+5 -55
View File
@@ -87,7 +87,6 @@ void IRC2SQL::CheckTables()
query = "CREATE TABLE `" + prefix + "chan` ("
"`chanid` int(11) UNSIGNED NOT NULL AUTO_INCREMENT,"
"`channel` varchar(255) NOT NULL,"
"`currentusers` int(15) NOT NULL DEFAULT 0,"
"`topic` varchar(255) DEFAULT NULL,"
"`topicauthor` varchar(255) DEFAULT NULL,"
"`topictime` datetime DEFAULT NULL,"
@@ -230,47 +229,6 @@ void IRC2SQL::CheckTables()
query = "CREATE PROCEDURE " + prefix + "ServerQuit(sname_ varchar(255)) "
"BEGIN "
/* 1.
* loop through all channels and decrease the user count
* by the number of users that are on this channel AND
* on the splitting server
*
* we dont have to care about channels that get empty, there will be
* an extra OnChannelDelete event triggered from anope.
*/
"DECLARE no_more_rows BOOLEAN DEFAULT FALSE;"
"DECLARE channel_ varchar(255);"
"DECLARE ucount_ int;"
"DECLARE channel_cursor CURSOR FOR "
"SELECT c.channel "
"FROM `" + prefix + "chan` as c, `" + prefix + "ison` as i, "
"`" + prefix + "user` as u, `" + prefix + "server` as s "
"WHERE c.chanid = i.chanid "
"AND i.nickid = u.nickid "
"AND u.servid = s.id "
"AND s.name = sname_;"
"DECLARE CONTINUE HANDLER FOR NOT FOUND "
"SET no_more_rows = TRUE;"
"OPEN channel_cursor;"
"the_loop: LOOP "
"FETCH channel_cursor INTO channel_;"
"IF no_more_rows THEN "
"CLOSE channel_cursor;"
"LEAVE the_loop;"
"END IF;"
"SELECT COUNT(*) INTO ucount_ "
"FROM `" + prefix + "ison` AS i, `" + prefix + "chan` AS c,"
"`" + prefix + "user` AS u, `" + prefix + "server` AS s "
"WHERE i.nickid = u.nickid "
"AND u.servid = s.id "
"AND i.chanid = c.chanid "
"AND c.channel = channel_ "
"AND s.name = sname_; "
"UPDATE `" + prefix + "chan` "
"SET currentusers = currentusers - ucount_ "
"WHERE channel = channel_;"
"END LOOP;"
/* 2.
* remove all users on the splitting server from the ison table
*/
"DELETE i FROM `" + prefix + "ison` AS i "
@@ -280,7 +238,7 @@ void IRC2SQL::CheckTables()
"AND u.servid = s.id "
"AND s.name = sname_;"
/* 3.
/* 2.
* remove all users on the splitting server from the user table
*/
"DELETE u FROM `" + prefix + "user` AS u "
@@ -288,7 +246,7 @@ void IRC2SQL::CheckTables()
"WHERE s.id = u.servid "
"AND s.name = sname_;"
/* 4.
/* 3.
* on the splitting server, set usercount = 0, split_time = now(), online = 'N'
*/
"UPDATE `" + prefix + "server` SET currentusers = 0, split_time = now(), online = 'N' "
@@ -306,12 +264,6 @@ void IRC2SQL::CheckTables()
"UPDATE `" + prefix + "user` AS `u`, `" + prefix + "server` AS `s` "
"SET s.currentusers = s.currentusers - 1 "
"WHERE u.nick=nick_ AND u.servid = s.id; "
/* decrease the usercount on all channels where the user was on */
"UPDATE `" + prefix + "user` AS u, `" + prefix + "ison` AS i, "
"`" + prefix + "chan` AS c "
"SET c.currentusers = c.currentusers - 1 "
"WHERE u.nick=nick_ AND u.nickid = i.nickid "
"AND i.chanid = c.chanid; "
/* remove from all channels where the user was on */
"DELETE i FROM `" + prefix + "ison` AS i "
"INNER JOIN `" + prefix + "user` as u "
@@ -345,9 +297,9 @@ void IRC2SQL::CheckTables()
"SELECT u.nickid, c.chanid, modes_ "
"FROM " + prefix + "user AS u, " + prefix + "chan AS c "
"WHERE u.nick=nick_ AND c.channel=channel_;"
"UPDATE `" + prefix + "chan` SET currentusers=currentusers+1 "
"WHERE channel=channel_;"
"SELECT `currentusers` INTO cur FROM `" + prefix + "chan` WHERE channel=channel_;"
"SELECT count(i.chanid) INTO cur "
"FROM `" + prefix + "chan` AS c, " + prefix + "ison AS i "
"WHERE i.chanid = c.chanid AND c.channel=channel_;"
"SELECT `maxusers` INTO max FROM `" + prefix + "maxusers` WHERE name=channel_;"
"IF found_rows() AND cur <= max THEN "
"UPDATE `" + prefix + "maxusers` SET lastused=now() WHERE name=channel_;"
@@ -373,8 +325,6 @@ void IRC2SQL::CheckTables()
"AND u.nick = nick_ "
"AND i.chanid = c.chanid "
"AND c.channel = channel_;"
"UPDATE `" + prefix + "chan` SET currentusers=currentusers-1 "
"WHERE channel=channel_;"
"END";
this->RunQuery(query);
}