Initial commit

content/inc/Parsing/ParserMode/Externallink.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace dokuwiki\Parsing\ParserMode;
+
+class Externallink extends AbstractMode
+{
+    protected $schemes = array();
+    protected $patterns = array();
+
+    /** @inheritdoc */
+    public function preConnect()
+    {
+        if (count($this->patterns)) return;
+
+        $ltrs = '\w';
+        $gunk = '/\#~:.?+=&%@!\-\[\]';
+        $punc = '.:?\-;,';
+        $host = $ltrs.$punc;
+        $any  = $ltrs.$gunk.$punc;
+
+        $this->schemes = getSchemes();
+        foreach ($this->schemes as $scheme) {
+            $this->patterns[] = '\b(?i)'.$scheme.'(?-i)://['.$any.']+?(?=['.$punc.']*[^'.$any.'])';
+        }
+
+        $this->patterns[] = '(?<=\s)(?i)www?(?-i)\.['.$host.']+?\.['.$host.']+?['.$any.']+?(?=['.$punc.']*[^'.$any.'])';
+        $this->patterns[] = '(?<=\s)(?i)ftp?(?-i)\.['.$host.']+?\.['.$host.']+?['.$any.']+?(?=['.$punc.']*[^'.$any.'])';
+    }
+
+    /** @inheritdoc */
+    public function connectTo($mode)
+    {
+
+        foreach ($this->patterns as $pattern) {
+            $this->Lexer->addSpecialPattern($pattern, $mode, 'externallink');
+        }
+    }
+
+    /** @inheritdoc */
+    public function getSort()
+    {
+        return 330;
+    }
+}