diocloid/LinkTitles
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Fix inadvertent page deletions; prevent self references

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Daniel Kraus
2012-05-20 14:41:07 +02:00
parent 1dbc4b864f
commit 602831acc1
4 changed files with 35 additions and 12 deletions
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9
HISTORY Normal file
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@ -0,0 +1,9 @@
Extension:LinkTitles
0.0.2: 2012-05-20
* Prevent generation of self-references.
* Escape slashes in page titles before using them in a regexp.
0.0.1: 2012-05-20
* Initial release.

20
LinkTitles.body.php
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@ -41,6 +41,10 @@
// 'minor edits' is not set. // 'minor edits' is not set.
if ( !$minor ) { if ( !$minor ) {
// To prevent adding self-references, we now
// extract the current page's title.
$my_title = $article->getTitle()->getText();
// Build an SQL query and fetch all page titles ordered // Build an SQL query and fetch all page titles ordered
// by length from shortest to longest. // by length from shortest to longest.
$dbr = wfGetDB( DB_SLAVE ); $dbr = wfGetDB( DB_SLAVE );
@ -52,22 +56,32 @@
array( 'ORDER BY' => 'length(page_title)' )); array( 'ORDER BY' => 'length(page_title)' ));
// Iterate through the page titles // Iterate through the page titles
$new_text = $text;
foreach( $res as $row ) { foreach( $res as $row ) {
// Page titles are stored in the database with spaces // Page titles are stored in the database with spaces
// replaced by underscores. Therefore we now convert // replaced by underscores. Therefore we now convert
// the underscores back to spaces. // the underscores back to spaces.
$title = str_replace('_', ' ', $row->page_title); $title = str_replace('_', ' ', $row->page_title);
if ( $title != $my_title ) {
// Now look for every occurrence of $title in the // Now look for every occurrence of $title in the
// page $text and enclose it in double square brackets, // page $text and enclose it in double square brackets,
// unless it is already enclosed in brackets (directly // unless it is already enclosed in brackets (directly
// adjacent or remotely, see http://stackoverflow.com/questions/10672286 // adjacent or remotely, see http://stackoverflow.com/questions/10672286
// Regex built with the help from Eugene @ Stackoverflow // Regex built with the help from Eugene @ Stackoverflow
// http://stackoverflow.com/a/10672440/270712 // http://stackoverflow.com/a/10672440/270712
$text = preg_replace( $new_text = preg_replace(
'/(' . $title . ')([^\]]+(\[|$))/i', '/(\b' . str_replace('/', '\/', $title) . '\b)([^\]]+(\[|$))/i',
'[[$1]]$2', '[[$1]]$2',
$text ); $new_text );
if ( $new_text == '' ) {
throw new Exception( 'new text was deleted! - title: ' . $title );
};
}; // if $title != $my_title
}; // foreach $res as $row
if ( $new_text != '' ) {
$text = $new_text;
}; };
}; };
return true; return true;

2
LinkTitles.php
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@ -36,7 +36,7 @@
'name' => 'LinkTitles', 'name' => 'LinkTitles',
'author' => '[http://www.mediawiki.org/wiki/User:Bovender Daniel Kraus]', 'author' => '[http://www.mediawiki.org/wiki/User:Bovender Daniel Kraus]',
'url' => 'http://www.mediawiki.org/wiki/Extension:LinkTitles', 'url' => 'http://www.mediawiki.org/wiki/Extension:LinkTitles',
'version' => '0.0.1', 'version' => '0.0.2',
'descriptionmsg' => 'linktitles-desc' 'descriptionmsg' => 'linktitles-desc'
); );

2
release.sh
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@ -4,4 +4,4 @@
# extension into two archive files that contain the current # extension into two archive files that contain the current
# git tag as the version number. # git tag as the version number.
tar cvzf release/LinkTitles-`git describe --tags`.tar.gz gpl-*.txt LinkTitles.* --exclude '*~' --transform 's,^,LinkTitles/,' tar cvzf release/LinkTitles-`git describe --tags`.tar.gz gpl-*.txt HISTORY LinkTitles.* --exclude '*~' --transform 's,^,LinkTitles/,'