From c72a96144de1e5674159f4010ec0e44c9d946a5b Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Mon, 19 Nov 2012 11:02:13 +0100
Subject: Improve line wrapping behavior where message charset is changed by
 plugins (including html2plaintext conversion)

---
 program/lib/html2text.php | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

(limited to 'program/lib/html2text.php')

diff --git a/program/lib/html2text.php b/program/lib/html2text.php
index dd413e0d6..34c719302 100644
--- a/program/lib/html2text.php
+++ b/program/lib/html2text.php
@@ -134,6 +134,14 @@ class html2text
      */
     var $width = 70;
 
+    /**
+     *  Target character encoding for output text
+     *
+     *  @var string $charset
+     *  @access public
+     */
+    var $charset = 'UTF-8';
+
     /**
      *  List of preg* regular expression patterns to search for,
      *  used in conjunction with $replace.
@@ -347,7 +355,7 @@ class html2text
      *  @access public
      *  @return void
      */
-    function html2text( $source = '', $from_file = false, $do_links = true, $width = 75 )
+    function html2text( $source = '', $from_file = false, $do_links = true, $width = 75, $charset = 'UTF-8' )
     {
         if ( !empty($source) ) {
             $this->set_html($source, $from_file);
@@ -356,6 +364,7 @@ class html2text
         $this->set_base_url();
         $this->_do_links = $do_links;
         $this->width = $width;
+        $this->charset = $charset;
     }
 
     /**
@@ -517,7 +526,7 @@ class html2text
         $text = preg_replace($this->ent_search, $this->ent_replace, $text);
 
         // Replace known html entities
-        $text = html_entity_decode($text, ENT_QUOTES, 'UTF-8');
+        $text = html_entity_decode($text, ENT_QUOTES, $this->charset);
 
         // Remove unknown/unhandled entities (this cannot be done in search-and-replace block)
         $text = preg_replace('/&([a-zA-Z0-9]{2,6}|#[0-9]{2,4});/', '', $text);
@@ -732,14 +741,14 @@ class html2text
      */
     private function _strtoupper($str)
     {
-        $str = html_entity_decode($str, ENT_COMPAT, RCMAIL_CHARSET);
+        $str = html_entity_decode($str, ENT_COMPAT, $this->charset);
 
         if (function_exists('mb_strtoupper'))
             $str = mb_strtoupper($str);
         else
             $str = strtoupper($str);
 
-        $str = htmlspecialchars($str, ENT_COMPAT, RCMAIL_CHARSET);
+        $str = htmlspecialchars($str, ENT_COMPAT, $this->charset);
 
         return $str;
     }
-- 
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