From d04d202234b0ba1e65b1c581acf0cbe715120dd7 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Wed, 22 Nov 2006 06:49:30 -0500
Subject: [PATCH] Remove newlines from mail headers (#1484031)

---
 program/include/main.inc |  194 +++++++++++++++++++++++++++++++-----------------
 1 files changed, 124 insertions(+), 70 deletions(-)

diff --git a/program/include/main.inc b/program/include/main.inc
index ae7d50b..55336fd 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -39,40 +39,12 @@
   // check client
   $BROWSER = rcube_browser();
 
-  // load config file
-  include_once('config/main.inc.php');
-  $CONFIG = is_array($rcmail_config) ? $rcmail_config : array();
-  
-  // load host-specific configuration
-  rcmail_load_host_config($CONFIG);
-  
-  $CONFIG['skin_path'] = $CONFIG['skin_path'] ? unslashify($CONFIG['skin_path']) : 'skins/default';
-
-  // load db conf
-  include_once('config/db.inc.php');
-  $CONFIG = array_merge($CONFIG, $rcmail_config);
-
-  if (empty($CONFIG['log_dir']))
-    $CONFIG['log_dir'] = $INSTALL_PATH.'logs';
-  else
-    $CONFIG['log_dir'] = unslashify($CONFIG['log_dir']);
-
-  // set PHP error logging according to config
-  if ($CONFIG['debug_level'] & 1)
-    {
-    ini_set('log_errors', 1);
-    ini_set('error_log', $CONFIG['log_dir'].'/errors');
-    }
-  if ($CONFIG['debug_level'] & 4)
-    ini_set('display_errors', 1);
-  else
-    ini_set('display_errors', 0);
-
+  // load configuration
+  $CONFIG = rcmail_load_config();
 
   // set session garbage collecting time according to session_lifetime
   if (!empty($CONFIG['session_lifetime']))
-    ini_set('session.gc_maxlifetime', ($CONFIG['session_lifetime']+2)*60);
-
+    ini_set('session.gc_maxlifetime', ($CONFIG['session_lifetime']) * 120);
 
   // prepare DB connection
   require_once('include/rcube_'.(empty($CONFIG['db_backend']) ? 'db' : $CONFIG['db_backend']).'.inc');
@@ -80,7 +52,7 @@
   $DB = new rcube_db($CONFIG['db_dsnw'], $CONFIG['db_dsnr'], $CONFIG['db_persistent']);
   $DB->sqlite_initials = $INSTALL_PATH.'SQL/sqlite.initial.sql';
   $DB->db_connect('w');
-    
+
   // we can use the database for storing session data
   if (!$DB->is_error())
     include_once('include/session.inc');
@@ -129,6 +101,44 @@
   }
 
 
+// load roundcube configuration into global var
+function rcmail_load_config()
+  {
+	global $INSTALL_PATH;
+
+  // load config file
+	include_once('config/main.inc.php');
+	$conf = is_array($rcmail_config) ? $rcmail_config : array();
+
+  // load host-specific configuration
+  rcmail_load_host_config($conf);
+
+  $conf['skin_path'] = $conf['skin_path'] ? unslashify($conf['skin_path']) : 'skins/default';
+
+  // load db conf
+  include_once('config/db.inc.php');
+  $conf = array_merge($conf, $rcmail_config);
+
+  if (empty($conf['log_dir']))
+    $conf['log_dir'] = $INSTALL_PATH.'logs';
+  else
+    $conf['log_dir'] = unslashify($conf['log_dir']);
+
+  // set PHP error logging according to config
+  if ($conf['debug_level'] & 1)
+    {
+    ini_set('log_errors', 1);
+    ini_set('error_log', $conf['log_dir'].'/errors');
+    }
+  if ($conf['debug_level'] & 4)
+    ini_set('display_errors', 1);
+  else
+    ini_set('display_errors', 0);
+
+  return $conf;
+  }
+
+
 // load a host-specific config file if configured
 function rcmail_load_host_config(&$config)
   {
@@ -169,15 +179,24 @@
 function rcmail_authenticate_session()
   {
   $now = mktime();
-  $valid = ($_COOKIE['sessauth'] == rcmail_auth_hash(session_id(), $_SESSION['auth_time']));
+  $valid = ($_COOKIE['sessauth'] == rcmail_auth_hash(session_id(), $_SESSION['auth_time']) ||
+						$_COOKIE['sessauth'] == rcmail_auth_hash(session_id(), $_SESSION['last_auth']));
 
   // renew auth cookie every 5 minutes (only for GET requests)
   if (!$valid || ($_SERVER['REQUEST_METHOD']!='POST' && $now-$_SESSION['auth_time'] > 300))
     {
+    $_SESSION['last_auth'] = $_SESSION['auth_time'];
     $_SESSION['auth_time'] = $now;
     setcookie('sessauth', rcmail_auth_hash(session_id(), $now));
     }
-    
+
+  if (!$valid)
+    write_log('timeouts',
+      "REQUEST: " . var_export($_REQUEST, true) .
+      "\nEXPECTED: " . rcmail_auth_hash(session_id(), $_SESSION['auth_time']) .
+      "\nOR LAST: " . rcmail_auth_hash(session_id(), $_SESSION['last_auth']) .
+      "\nSESSION: " . var_export($_SESSION, true));
+
   return $valid;
   }
 
@@ -346,18 +365,22 @@
   
   // add common javascripts
   $javascript = "var $JS_OBJECT_NAME = new rcube_webmail();\n";
-  $javascript .= "$JS_OBJECT_NAME.set_env('comm_path', '$COMM_PATH');\n";
+  $javascript .= sprintf("%s.set_env('comm_path', '%s');\n", $JS_OBJECT_NAME, str_replace('&amp;', '&', $COMM_PATH));
 
   if (isset($CONFIG['javascript_config'] )){
     foreach ($CONFIG['javascript_config'] as $js_config_var){
       $javascript .= "$JS_OBJECT_NAME.set_env('$js_config_var', '" . $CONFIG[$js_config_var] . "');\n";
     }
   }
-  
+
+  // don't wait for page onload. Call init at the bottom of the page (delayed)
+  $javascript_foot = "if (window.call_init)\n call_init('$JS_OBJECT_NAME');";
+
   if (!empty($GLOBALS['_framed']))
     $javascript .= "$JS_OBJECT_NAME.set_env('framed', true);\n";
     
-  $OUTPUT->add_script($javascript);
+  $OUTPUT->add_script($javascript, 'head');
+  $OUTPUT->add_script($javascript_foot, 'foot');
   $OUTPUT->include_script('common.js');
   $OUTPUT->include_script('app.js');
   $OUTPUT->scripts_path = 'program/js/';
@@ -527,21 +550,28 @@
     $user_name = $user!=$user_email ? $user : '';
 
     // try to resolve the e-mail address from the virtuser table
-	if (!empty($CONFIG['virtuser_query']))
-	  {
-      $sql_result = $DB->query(preg_replace('/%u/', $user, $CONFIG['virtuser_query']));
-      if ($sql_arr = $DB->fetch_array($sql_result))
-        $user_email = $sql_arr[0];
+	if (!empty($CONFIG['virtuser_query']) &&
+        ($sql_result = $DB->query(preg_replace('/%u/', $user, $CONFIG['virtuser_query']))) &&
+        ($DB->num_rows()>0))
+      while ($sql_arr = $DB->fetch_array($sql_result))
+        {
+        $DB->query("INSERT INTO ".get_table_name('identities')."
+                   (user_id, del, standard, name, email)
+                   VALUES (?, 0, 1, ?, ?)",
+                   $user_id,
+                   $user_name,
+                   preg_replace('/^@/', $user . '@', $sql_arr[0]));
+        }
+    else
+      {
+      // also create new identity records
+      $DB->query("INSERT INTO ".get_table_name('identities')."
+                  (user_id, del, standard, name, email)
+                  VALUES (?, 0, 1, ?, ?)",
+                  $user_id,
+                  $user_name,
+                  $user_email);
       }
-
-    // also create new identity records
-    $DB->query("INSERT INTO ".get_table_name('identities')."
-                (user_id, del, standard, name, email)
-                VALUES (?, 0, 1, ?, ?)",
-                $user_id,
-                $user_name,
-                $user_email);
-
                        
     // get existing mailboxes
     $a_mailboxes = $IMAP->list_mailboxes();
@@ -800,19 +830,25 @@
   }
 
 
-// remove temp files of a session
-function rcmail_clear_session_temp($sess_id)
+// remove temp files older than two day
+function rcmail_temp_gc()
   {
-  global $CONFIG;
+  $tmp = unslashify($CONFIG['temp_dir']);
+  $expire = mktime() - 172800;  // expire in 48 hours
 
-  $temp_dir = slashify($CONFIG['temp_dir']);
-  $cache_dir = $temp_dir.$sess_id;
-
-  if (is_dir($cache_dir))
+  if ($dir = opendir($tmp))
     {
-    clear_directory($cache_dir);
-    rmdir($cache_dir);
-    }  
+    while (($fname = readdir($dir)) !== false)
+      {
+      if ($fname{0} == '.')
+        continue;
+
+      if (filemtime($tmp.'/'.$fname) < $expire)
+        @unlink($tmp.'/'.$fname);
+      }
+
+    closedir($dir);
+    }
   }
 
 
@@ -864,7 +900,7 @@
 
   // convert string to UTF-8
   if ($from=='UTF-7')
-    $str = rcube_charset_convert(UTF7DecodeString($str), 'ISO-8859-1');
+    $str = utf7_to_utf8($str);
   else if (($from=='ISO-8859-1') && function_exists('utf8_encode'))
     $str = utf8_encode($str);
   else if ($from!='UTF-8')
@@ -875,7 +911,7 @@
 
   // encode string for output
   if ($to=='UTF-7')
-    return UTF7EncodeString(rcube_charset_convert($str, 'UTF-8', 'ISO-8859-1'));
+    return utf8_to_utf7($str);
   else if ($to=='ISO-8859-1' && function_exists('utf8_decode'))
     return utf8_decode($str);
   else if ($to!='UTF-8')
@@ -929,8 +965,9 @@
       }
     else if ($mode=='remove')
       $str = strip_tags($str);
-      
-    $out = strtr($str, $encode_arr);
+    
+    // avoid douple quotation of &
+    $out = preg_replace('/&amp;([a-z]{2,5});/', '&\\1;', strtr($str, $encode_arr));
       
     return $newlines ? nl2br($out) : $out;
     }
@@ -1026,7 +1063,13 @@
     return $value;
   }
 
-
+/**
+ * Remove single and double quotes from given string
+ */
+function strip_quotes($str)
+{
+  return preg_replace('/[\'"]/', '', $str);
+}
 
 
 // ************** template parsing and gui functions **************
@@ -1168,6 +1211,7 @@
         'composeattachment' => 'rcmail_compose_attachment_field',
         'priorityselector' => 'rcmail_priority_selector',
         'charsetselector' => 'rcmail_charset_selector',
+        'editorselector' => 'rcmail_editor_selector',
         'searchform' => 'rcmail_search_form',
         'receiptcheckbox' => 'rcmail_receipt_checkbox',
         
@@ -1250,8 +1294,7 @@
   if ($attrib['type'])
     $attrib['type'] = strtolower($attrib['type']);
   else
-    $attrib['type'] = ($attrib['image'] || $attrib['imagepas'] || $arg['imageact']) ? 'image' : 'link';
-  
+    $attrib['type'] = ($attrib['image'] || $attrib['imagepas'] || $attrib['imageact']) ? 'image' : 'link';
   
   $command = $attrib['command'];
   
@@ -1260,7 +1303,7 @@
     $attrib = $sa_buttons[$attrib['name']];
 
   // add button to button stack
-  else if($attrib['image'] || $arg['imageact'] || $attrib['imagepas'] || $attrib['class'])
+  else if($attrib['image'] || $attrib['imageact'] || $attrib['imagepas'] || $attrib['class'])
     {
     if(!$attrib['name'])
       $attrib['name'] = $command;
@@ -1458,7 +1501,15 @@
   }
 
 
-
+/**
+ * Create an edit field for inclusion on a form
+ * 
+ * @param string col field name
+ * @param string value field value
+ * @param array attrib HTML element attributes for field
+ * @param string type HTML element type (default 'text')
+ * @return string HTML field definition
+ */
 function rcmail_get_edit_field($col, $value, $attrib, $type='text')
   {
   $fname = '_'.$col;
@@ -1802,6 +1853,9 @@
 function write_log($name, $line)
   {
   global $CONFIG;
+
+  if (!is_string($line))
+    $line = var_export($line, true);
   
   $log_entry = sprintf("[%s]: %s\n",
                  date("d-M-Y H:i:s O", mktime()),

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