Changeset 1695 in subversion

Timestamp:

Aug 29, 2008 4:40:21 AM (5 years ago)

Author:

alec

Message:

• Added PRE handling in html2text class (#1484740)

File:

• trunk/roundcubemail/program/lib/html2text.php (modified) (4 diffs)

trunk/roundcubemail/program/lib/html2text.php

@@ -32 +32 @@
 *************************************************************************/
 
+/* 2008/08/29: Added PRE handling by A.L.E.C <alec@alec.pl> */
 
 /**
@@ -200 +201 @@
 
     /**
+     *  List of preg* regular expression patterns to search for in PRE body,
+     *  used in conjunction with $pre_replace.
+     *
+     *  @var array $pre_search
+     *  @access public
+     *  @see $pre_replace
+     */
+    $pre_search = array(
+        "/\n/",
+        "/\t/",
+        '/ /',
+        '/<pre[^>]*>/',
+        '/<\/pre>/'
+    );
+
+    /**
+     *  List of pattern replacements corresponding to patterns searched for PRE body.
+     *
+     *  @var array $pre_replace
+     *  @access public
+     *  @see $pre_search
+     */
+    $pre_replace = array(
+        '<br>',
+        '&nbsp;&nbsp;&nbsp;&nbsp;',
+        '&nbsp;',
+        '',
+        ''
+    );
+
+    /**
      *  Contains a list of HTML tags to allow in the resulting text.
      *
@@ -376 +408 @@
         $text = trim(stripslashes($this->html));
 
+        // Convert <PRE>
+        $this->_convert_pre($text);
+
         // Run our defined search-and-replace
         $text = preg_replace($this->search, $this->replace, $text);
@@ -445 +480 @@
       return $display . ' [' . ($index+1) . ']';
       }
+
+    /**
+     *  Helper function for PRE body conversion.
+     *
+     *  @param string HTML content
+     *  @access private
+    */
+    function _convert_pre(&$text)
+      {
+      while(preg_match('/<pre[^>]*>(.*)<\/pre>/ismU', $text, $matches))
+        {
+          $result = preg_replace($this->pre_search, $this->pre_replace, $matches[1]);
+          $text = preg_replace('/<pre[^>]*>.*<\/pre>/ismU', '<div><br>' . $result . '<br></div>', $text);
+        }
+      }
 }