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@@ Line 1: / Line 1: @@
+====== SquirrelMail not displaying some subjects/messages ======
+Got report after upgrade to Debian Jessie that SquirrelMail does not show messages using quoted-printable.
+http://sourceforge.net/p/squirrelmail/bugs/2806/
+<code>
+--- /usr/share/squirrelmail/functions/i18n.php.orig	2015-09-16 02:31:36.763732202 +0200
++++ /usr/share/squirrelmail/functions/i18n.php	2015-09-16 02:34:27.983563079 +0200
+@@ -184,7 +184,7 @@
+     }
+     /* All HTML special characters are 7 bit and can be replaced first */
+-    if (! $save_html) $string = sm_encode_html_special_chars ($string);
++    if (! $save_html) $string = sm_encode_html_special_chars($string, ENT_COMPAT, $charset);
+     $charset = strtolower($charset);
+     set_my_charset();
+--- /usr/share/squirrelmail/functions/strings.php.orig	2015-09-16 02:34:52.320107664 +0200
++++ /usr/share/squirrelmail/functions/strings.php	2015-09-16 02:36:26.822222562 +0200
+@@ -1496,6 +1496,24 @@
+ function sm_encode_html_special_chars($string, $flags=ENT_COMPAT,
+                                       $encoding=NULL, $double_encode=TRUE)
+ {
++
++   static $htmlspecialchars_charsets = array(
++      'iso-8859-1', 'iso8859-1',
++      'iso-8859-5', 'iso8859-5',
++      'iso-8859-15', 'iso8859-15',
++      'utf-8',
++      'cp866', 'ibm866', '866',
++      'cp1251', 'windows-1251', 'win-1251', '1251',
++      'cp1252', 'windows-1252', '1252',
++      'koi8-R', 'koi8-ru', 'koi8r',
++      'big5', '950',
++      'gb2312', '936',
++      'big5-hkscs',
++      'shift_jis', 'sjis', 'sjis-win', 'cp932', '932',
++      'euc-jp', 'eucjp', 'eucjp-win',
++      'macroman',
++   );
++
+    if (!$encoding)
+    {
+       global $default_charset;
+@@ -1504,6 +1522,17 @@
+       $encoding = $default_charset;
+    }
++   if (!in_array(strtolower($encoding), $htmlspecialchars_charsets))
++   {
++      // use default from configuration if provided or hard-coded fallback
++      //
++      global $default_htmlspecialchars_encoding;
++      if (!empty($default_htmlspecialchars_encoding))
++         $encoding = $default_htmlspecialchars_encoding;
++      else
++         $encoding = 'iso-8859-1';
++   }
++
+    if (check_php_version(5, 2, 3))
+       return htmlspecialchars($string, $flags, $encoding, $double_encode);
+</code>
+No idea what it does and if this is ever going to be mainlined.