Fix handling of target titles with numbers.

- Fix: Improve handling of page titles that start or end with numbers.

includes/Target.php

@@ -81,8 +81,8 @@ class Target {
 		// to detect whole words containing non-ASCII characters as well.
 		// Note that this requires a PCRE library that was compiled with
 		// --enable-unicode-properties
-		( $config->wordStartOnly ) ? $this->wordStart = '(?<!\pL)' : $this->wordStart = '';
+		( $config->wordStartOnly ) ? $this->wordStart = '(?<!\pL|\pN)' : $this->wordStart = '';
-		( $config->wordEndOnly ) ? $this->wordEnd = '(?!\pL)' : $this->wordEnd = '';
+		( $config->wordEndOnly ) ? $this->wordEnd = '(?!\pL|\pN)' : $this->wordEnd = '';
 	}
 
 	/**

tests/phpunit/LinkerTest.php

@@ -47,6 +47,44 @@ class LinkTitlesLinkerTest extends LinkTitles\TestCase {
 		parent::addDBDataOnce(); // call parent after adding page to have targets invalidated
   }
 
+	/**
+	 * @dataProvider provideTestTitleWithNumberData
+	 */
+	public function testTitleWithNumber( $input, $expectedOutput ) {
+		$config = new LinkTitles\Config();
+		$config->wordStartOnly = true;
+		$config->wordEndOnly = true;
+    $this->insertPage( 'numbered-1', 'This page serves as a link target with a numbered title' );
+    $this->insertPage( 'numbered-101', 'This page serves as a link target with a numbered title' );
+		parent::addDBDataOnce(); // call parent after adding page to have targets invalidated
+		$source = LinkTitles\Source::createFromTitleAndText( $this->title, $input, $config );
+		$linker = new LinkTitles\Linker( $config );
+		$result = $linker->linkContent( $source );
+		if ( !$result ) { $result = $input; }
+		$this->assertSame( $expectedOutput, $result );
+	}
+
+	public function provideTestTitleWithNumberData() {
+		return [
+			[
+				"Page text with numbered-1 in it.",
+				"Page text with [[numbered-1]] in it.",
+			],
+			[
+				"Page text with numbered-101 in it.",
+				"Page text with [[numbered-101]] in it.",
+			],
+			[
+				"Page text with numbered-1010 in it.",
+				"Page text with numbered-1010 in it.",
+			],
+			[
+				"Page text with link target1 in it.",
+				"Page text with link target1 in it.",
+			],
+		];
+	}
+
 	/**
 	 * @dataProvider provideLinkContentTemplatesData
 	 */

tests/phpunit/TargetTest.php

@@ -37,7 +37,7 @@ class TargetTest extends MediaWikiTestCase {
 
 	public static function provideStartOnly() {
 		return [
-			[ true, '(?<!\pL)' ],
+			[ true, '(?<!\pL|\pN)' ],
 			[ false, '' ]
 		];
 	}
@@ -54,7 +54,7 @@ class TargetTest extends MediaWikiTestCase {
 
 	public static function provideEndOnly() {
 		return [
-			[ true, '(?!\pL)' ],
+			[ true, '(?!\pL|\pN)' ],
 			[ false, '' ]
 		];
 	}