* (bug 2005) Insert extremely vulgar comments about the PHP programming language...
[mediawiki.git] / maintenance / updaters.inc
blob27f9f2d2bf8c8c08615cbbc215d4e4ebdebaa908
1 <?php
2 /**
3  * @package MediaWiki
4  * @subpackage Maintenance
5  */
6  
7  /** */
9 require_once 'convertLinks.inc';
10 require_once 'InitialiseMessages.inc';
12 $wgNewTables = array(
13 #            table          patch file (in maintenance/archives)
14         array( 'linkscc',       'patch-linkscc.sql' ),
15         array( 'hitcounter',    'patch-hitcounter.sql' ),
16         array( 'querycache',    'patch-querycache.sql' ),
17         array( 'objectcache',   'patch-objectcache.sql' ),
18         array( 'categorylinks', 'patch-categorylinks.sql' ),
19         array( 'logging',       'patch-logging.sql' ),
20         array( 'user_rights',   'patch-user_rights.sql' ),
21         array( 'group',   'patch-userlevels.sql' ),
24 $wgNewFields = array(
25 #           table            field             patch file (in maintenance/archives)
26         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
27         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
28         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
29         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
30         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
31         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
32         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
33         array( 'user',          'user_token',       'patch-user_token.sql' ),
34         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
35         array( 'user_rights',   'ur_user',          'patch-rename-user_groups-and_rights.sql' ),
36         array( 'group',         'group_rights',     'patch-userlevels-rights.sql' ),
37         array( 'logging',       'log_params',       'patch-log_params.sql' ),
38         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
39         array( 'page',          'page_len',         'patch-page_len.sql' ),
40         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
41         array( 'image',         'img_width',        'patch-img_width.sql' ),
42         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
45 function add_table( $name, $patch ) {
46         global $wgDatabase;
47         if ( $wgDatabase->tableExists( $name ) ) {
48                 echo "...$name table already exists.\n";
49         } else {
50                 echo "Creating $name table...";
51                 dbsource( "maintenance/archives/$patch", $wgDatabase );
52                 echo "ok\n";
53         }
56 function add_field( $table, $field, $patch ) {
57         global $wgDatabase;
58         if ( !$wgDatabase->tableExists( $table ) ) {
59                 echo "...$table table does not exist, skipping new field patch\n";
60         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
61                 echo "...have $field field in $table table.\n";
62         } else {
63                 echo "Adding $field field to table $table...";
64                 dbsource( "maintenance/archives/$patch" , $wgDatabase );
65                 echo "ok\n";
66         }
69 function do_revision_updates() {
70         global $wgSoftwareRevision;
71         if ( $wgSoftwareRevision < 1001 ) {
72                 update_passwords();
73         }
76 function update_passwords() {
77         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
78         
79         global $wgDatabase;
80         $fname = "Update script: update_passwords()";
81         print "\nIt appears that you need to update the user passwords in your\n" .
82           "database. If you have already done this (if you've run this update\n" .
83           "script once before, for example), doing so again will make all your\n" .
84           "user accounts inaccessible, so be sure you only do this once.\n" .
85           "Update user passwords? (yes/no)";
87         $resp = readconsole();
88     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
90         $sql = "SELECT user_id,user_password FROM user";
91         $source = $wgDatabase->query( $sql, $fname );
93         while ( $row = $wgDatabase->fetchObject( $source ) ) {
94                 $id = $row->user_id;
95                 $oldpass = $row->user_password;
96                 $newpass = md5( "{$id}-{$oldpass}" );
98                 $sql = "UPDATE user SET user_password='{$newpass}' " .
99                   "WHERE user_id={$id}";
100                 $wgDatabase->query( $sql, $fname );
101         }
104 function do_interwiki_update() {
105         # Check that interwiki table exists; if it doesn't source it
106         global $wgDatabase;
107         if( $wgDatabase->tableExists( "interwiki" ) ) {
108                 echo "...already have interwiki table\n";
109                 return true;
110         }
111         echo "Creating interwiki table: ";
112         dbsource( "maintenance/archives/patch-interwiki.sql" );
113         echo "ok\n";
114         echo "Adding default interwiki definitions: ";
115         dbsource( "maintenance/interwiki.sql" );
116         echo "ok\n";
119 function do_index_update() {
120         # Check that proper indexes are in place
121         global $wgDatabase;
122         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
123         if( $meta->multiple_key == 0 ) {
124                 echo "Updating indexes to 20031107: ";
125                 dbsource( "maintenance/archives/patch-indexes.sql" );
126                 echo "ok\n";
127                 return true;
128         }
129         echo "...indexes seem up to 20031107 standards\n";
130         return false;
133 function do_linkscc_1_3_update() {
134         // Update linkscc table to 1.3 schema if necessary
135         global $wgDatabase, $wgVersion;
136         if( $wgDatabase->tableExists( "linkscc" )
137                 && $wgDatabase->fieldExists( "linkscc", "lcc_title" ) ) {
138                 echo "Altering lcc_title field from linkscc table... ";
139                 dbsource( "maintenance/archives/patch-linkscc-1.3.sql", $wgDatabase );
140                 echo "ok\n";
141         } else {
142                 echo "...linkscc is up to date, or does not exist. Good.\n";
143         }
146 function do_image_name_unique_update() {
147         global $wgDatabase;
148         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
149                 echo "...image primary key already set.\n";
150         } else {
151                 echo "Making img_name the primary key... ";
152                 dbsource( "maintenance/archives/patch-image_name_primary.sql", $wgDatabase );
153                 echo "ok\n";
154         }
157 function do_watchlist_update() {
158         global $wgDatabase;
159         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
160                 echo "ENOTIF: The watchlist table is already set up for email notification.\n";
161         } else {
162                 echo "ENOTIF: Adding wl_notificationtimestamp field for email notification management.";
163                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
164                 dbsource( "maintenance/archives/patch-email-notification.sql", $wgDatabase );
165                 echo "ok\n";
166         }
169 function do_copy_newtalk_to_watchlist() {
170         global $wgDatabase;
171         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
173         if ( $wgDatabase->tableExists( 'user_newtalk' ) ) {
174                 $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
175                         $wgDatabase->tableName( 'user_newtalk' ) );
176                 $num_newtalks=$wgDatabase->numRows($res);
177                 echo "ENOTIF: Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
179                 $user = new User();
180                 for ( $i = 1; $i <= $num_newtalks; $i++ ) {
181                         $wluser = $wgDatabase->fetchObject( $res );
182                         echo 'ENOTIF: <= user_newtalk: user_id='.$wluser->user_id.' user_ip='.$wluser->user_ip."\n";
183                         if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
184                                 if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
185                                         $wgDatabase->replace( 'watchlist',
186                                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
187                                                   array('wl_user'                       => 0,
188                                                         'wl_namespace'                  => NS_USER_TALK,
189                                                         'wl_title'                      => $wluser->user_ip,
190                                                         'wl_notificationtimestamp'      => '19700101000000'
191                                                         ), 'updaters.inc::do_watchlist_update2'
192                                                 );
193                                         echo 'ENOTIF: ====> watchlist: user_id=0 '.$wluser->user_ip."\n";
194                                 }
195                         } else { # normal users ... have user_ids
196                                 $user->setID($wluser->user_id);
197                                 $wgDatabase->replace( 'watchlist',
198                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
199                                           array('wl_user'                       => $user->getID(),
200                                                 'wl_namespace'                  => NS_USER_TALK,
201                                                 'wl_title'                      => $user->getName(),
202                                                 'wl_notificationtimestamp'      => '19700101000000'
203                                                 ), 'updaters.inc::do_watchlist_update3'
204                                         );
205                                 echo 'ENOTIF: ====> watchlist: user_id='.$user->getID().' '.$user->getName()."\n";
206                         }
207                 }
208                 echo "ENOTIF: The watchlist table has got the former user_newtalk entries.\n";
209                 dbsource( "maintenance/archives/patch-drop-user_newtalk.sql", $wgDatabase );
210                 echo "ENOTIF: Deleting the user_newtalk table as its entries are now in the watchlist table.\n";
211         } else {
212                 echo "ENOTIF: No user_newtalk table found. Nothing to convert to watchlist table entries.\n";
213         }
217 function do_user_update() {
218         global $wgDatabase;
219         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
220                 echo "User table contains old email authentication field. Dropping... ";
221                 dbsource( "maintenance/archives/patch-email-authentication.sql", $wgDatabase );
222                 echo "ok\n";
223         } else {
224                 echo "...user table does not contain old email authentication field.\n";
225         }
228 # Assumes that the group table has been added.
229 function do_group_update() {
230         global $wgDatabase;
231         $res = $wgDatabase->safeQuery( 'SELECT COUNT(*) AS c FROM !',
232                 $wgDatabase->tableName( 'group' ) );
233         $row = $wgDatabase->fetchObject( $res );
234         $wgDatabase->freeResult( $res );
235         if( $row->c == 0 ) {
236                 echo "Adding default group definitions... ";
237                 dbsource( "maintenance/archives/patch-userlevels-defaultgroups.sql", $wgDatabase );
238                 echo "ok\n";
239         } else {
240                 echo "...group definitions already in place.\n";
241                 $res = $wgDatabase->safeQuery( "SELECT COUNT(*) AS n FROM !
242                                                  WHERE group_name IN ('Sysops','Bureaucrat')
243                                                    AND group_rights NOT LIKE '%sysop%'",
244                                                $wgDatabase->tableName( 'group' ) );
245                 $row = $wgDatabase->fetchObject( $res );
246                 $wgDatabase->freeResult( $res );
247                 if( $row->n ) {
248                         echo "Fixing sysops group permissions and add group editing right... ";
249                         dbsource( "maintenance/archives/patch-group-sysopfix.sql", $wgDatabase );
250                         echo "ok\n";
251                 } else {
252                         echo "...sysop group permissions look ok.\n";
253                 }
254         }
258  * 1.4 betas were missing the 'binary' marker from logging.log_title,
259  * which causes a collation mismatch error on joins in MySQL 4.1.
260  */
261 function do_logging_encoding() {
262         global $wgDatabase;
263         $logging = $wgDatabase->tableName( 'logging' );
264         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
265         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
266         $wgDatabase->freeResult( $res );
267         
268         if( in_array( 'binary', $flags ) ) {
269                 echo "Logging table has correct title encoding.\n";
270         } else {
271                 echo "Fixing title encoding on logging table... ";
272                 dbsource( 'maintenance/archives/patch-logging-title.sql', $wgDatabase );
273                 echo "ok\n";
274         }
277 function do_schema_restructuring() {
278         global $wgDatabase;
279         $fname="do_schema_restructuring";
280         if ( $wgDatabase->tableExists( 'page' ) ) {
281                 echo "...page table already exists.\n";
282         } else {
283                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
284                 echo "......checking for duplicate entries.\n"; flush();
285                 
286                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
288                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
289                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
291                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
292                         echo "......<b>Found duplicate entries</b>\n";
293                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
294                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
295                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
296                                         $duplicate[$row->cur_namespace] = array();
297                                 }
298                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
299                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
300                         }
301                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
302                         $firstCond = true; 
303                         foreach ( $duplicate as $ns => $titles ) {
304                                 if ( $firstCond ) {
305                                         $firstCond = false;
306                                 } else {
307                                         $sql .= ' OR ';
308                                 }
309                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
310                                 $first = true;
311                                 foreach ( $titles as $t ) {
312                                         if ( $first ) {
313                                                 $sql .= $wgDatabase->addQuotes( $t );
314                                                 $first = false;
315                                         } else {
316                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
317                                         }
318                                 }
319                                 $sql .= ") ) \n";
320                         }
321                         # By sorting descending, the most recent entry will be the first in the list.
322                         # All following entries will be deleted by the next while-loop.
323                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
325                         $rows = $wgDatabase->query( $sql, $fname );
327                         $prev_title = $prev_namespace = false;
328                         $deleteId = array();
330                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
331                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
332                                         $deleteId[] = $row->cur_id;
333                                 }
334                                 $prev_title     = $row->cur_title;
335                                 $prev_namespace = $row->cur_namespace;
336                         }
337                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
338                         $rows = $wgDatabase->query( $sql, $fname );
339                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
340                 }
341                 
343                 echo "......Creating tables.\n";
344                 $wgDatabase->query(" CREATE TABLE $page (
345                         page_id int(8) unsigned NOT NULL auto_increment,
346                         page_namespace tinyint NOT NULL,
347                         page_title varchar(255) binary NOT NULL,
348                         page_restrictions tinyblob NOT NULL default '',
349                         page_counter bigint(20) unsigned NOT NULL default '0',
350                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
351                         page_is_new tinyint(1) unsigned NOT NULL default '0',
352                         page_random real unsigned NOT NULL,
353                         page_touched char(14) binary NOT NULL default '',
354                         page_latest int(8) unsigned NOT NULL,
355                         page_len int(8) unsigned NOT NULL,
357                         PRIMARY KEY page_id (page_id),
358                         UNIQUE INDEX name_title (page_namespace,page_title),
359                         INDEX (page_random),
360                         INDEX (page_len)
361                         )", $fname );
362                 $wgDatabase->query("CREATE TABLE $revision (
363                         rev_id int(8) unsigned NOT NULL auto_increment,
364                         rev_page int(8) unsigned NOT NULL,
365                         rev_comment tinyblob NOT NULL default '',
366                         rev_user int(5) unsigned NOT NULL default '0',
367                         rev_user_text varchar(255) binary NOT NULL default '',
368                         rev_timestamp char(14) binary NOT NULL default '',
369                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
370                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
371   
372                         PRIMARY KEY rev_page_id (rev_page, rev_id),
373                         UNIQUE INDEX rev_id (rev_id),
374                         INDEX rev_timestamp (rev_timestamp),
375                         INDEX page_timestamp (rev_page,rev_timestamp),
376                         INDEX user_timestamp (rev_user,rev_timestamp),
377                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
378                         )", $fname );
380                 echo "......Locking tables.\n";
381                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
383                 $maxold = $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname );
384                 echo "......maxold is {$maxold}\n";
386                 echo "......Moving text from cur.\n";
387                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
388                                 old_timestamp, old_minor_edit, old_flags)
389                         SELECT cur_namespace, cur_title, cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit,''
390                         FROM $cur", $fname );
392                 echo "......Setting up revision table.\n";
393                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
394                                 rev_minor_edit)
395                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
396                                 old_timestamp, old_minor_edit
397                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
399                 echo "......Setting up page table.\n";
400                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
401                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
402                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
403                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
404                         FROM $cur,$revision
405                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
407                 echo "......Unlocking tables.\n";
408                 $wgDatabase->query( "UNLOCK TABLES", $fname );
410                 echo "......Renaming old.\n";
411                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
412                 echo "...done.\n";
413         }
416 function do_inverse_timestamp() {
417         global $wgDatabase;
418         $fname="do_schema_restructuring";
419         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
420                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
421                 dbsource( 'maintenance/archives/patch-inverse_timestamp.sql', $wgDatabase );
422                 echo "ok\n";
423         } else {
424                 echo "revision timestamp indexes already up to 2005-03-13\n";
425         }
428 function do_text_id() {
429         global $wgDatabase;
430         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
431                 echo "...rev_text_id already in place.\n";
432         } else {
433                 echo "Adding rev_text_id field... ";
434                 dbsource( 'maintenance/archives/patch-rev_text_id.sql', $wgDatabase );
435                 echo "ok\n";
436         }
440 function do_all_updates() {
441         global $wgNewTables, $wgNewFields;
442         
443         # Add missing tables
444         foreach ( $wgNewTables as $tableRecord ) {
445                 add_table( $tableRecord[0], $tableRecord[1] );
446                 flush();
447         }
449         # Add missing fields
450         foreach ( $wgNewFields as $fieldRecord ) {
451                 add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
452                 flush();
453         }
454         
455         # Add default group data
456         do_group_update(); flush();
458         # Do schema updates which require special handling
459         do_interwiki_update(); flush();
460         do_index_update(); flush();
461         do_linkscc_1_3_update(); flush();
462         convertLinks(); flush();
463         do_image_name_unique_update(); flush();
464         do_watchlist_update(); flush();
465         do_user_update(); flush();
466         do_copy_newtalk_to_watchlist(); flush();
467         do_logging_encoding(); flush();
468         
469         do_schema_restructuring(); flush();
470         do_inverse_timestamp(); flush();
471         do_text_id(); flush();
473         initialiseMessages(); flush();