Add CASCADINGSOURCES parser function

[lhc/web/wiklou.git] / includes / MagicWord.php

diff --git a/includes/MagicWord.php b/includes/MagicWord.php
index 427a1ad..bf15bf3 100644 (file)
--- a/includes/MagicWord.php
+++ b/includes/MagicWord.php
@@ -149,6 +149,7 @@ class MagicWord {
                'contentlanguage',
                'numberofadmins',
                'numberofviews',
+               'cascadingsources',
        );
 
        /* Array of caching hints for ParserCache */
@@ -709,7 +710,9 @@ class MagicWordArray {
                                $magic = MagicWord::get( $name );
                                $case = intval( $magic->isCaseSensitive() );
                                foreach ( $magic->getSynonyms() as $i => $syn ) {
-                                       $group = "(?P<{$i}_{$name}>" . preg_quote( $syn, '/' ) . ')';
+                                       // Group name must start with a non-digit in PCRE 8.34+
+                                       $it = strtr( $i, '0123456789', 'abcdefghij' );
+                                       $group = "(?P<{$it}_{$name}>" . preg_quote( $syn, '/' ) . ')';
                                        if ( $this->baseRegex[$case] === '' ) {
                                                $this->baseRegex[$case] = $group;
                                        } else {