From e3fdcf5919b8bea98d6c765f22e04a448a0c31dd Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Thu, 07 Aug 2008 03:02:50 -0400
Subject: [PATCH] Don't add empty url params

---
 program/include/rcmail.php |   89 +++++++++++++++++++++++++++++++++++---------
 1 files changed, 71 insertions(+), 18 deletions(-)

diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index 85f775a..21e9e2a 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -84,7 +84,7 @@
 
     // set task and action properties
     $this->set_task(strip_quotes(get_input_value('_task', RCUBE_INPUT_GPC)));
-    $this->action = strip_quotes(get_input_value('_action', RCUBE_INPUT_GPC));
+    $this->action = asciiwords(get_input_value('_action', RCUBE_INPUT_GPC));
 
     // connect to database
     $GLOBALS['DB'] = $this->get_dbh();
@@ -139,7 +139,7 @@
       $task = 'mail';
     
     $this->task = $task;
-    $this->comm_path = './?_task=' . $task;
+    $this->comm_path = $this->url(array('task' => $task));
     
     if ($this->output)
       $this->output->set_env('task', $task);
@@ -162,9 +162,9 @@
     }
     
     $_SESSION['language'] = $this->user->language = $this->language_prop($this->config->get('language'));
-    
+
     // set localization
-    setlocale(LC_ALL, $_SESSION['language']);
+    setlocale(LC_ALL, $_SESSION['language'] . '.utf8');
   }
   
   
@@ -181,15 +181,23 @@
     if (empty($rcube_languages)) {
       @include(INSTALL_PATH . 'program/localization/index.inc');
     }
-
+    
     // check if we have an alias for that language
     if (!isset($rcube_languages[$lang]) && isset($rcube_language_aliases[$lang])) {
       $lang = $rcube_language_aliases[$lang];
     }
-
     // try the first two chars
-    if (!isset($rcube_languages[$lang]) && strlen($lang)>2) {
-      $lang = $this->language_prop(substr($lang, 0, 2));
+    else if (!isset($rcube_languages[$lang])) {
+      $short = substr($lang, 0, 2);
+     
+      // check if we have an alias for the short language code
+      if (!isset($rcube_languages[$short]) && isset($rcube_language_aliases[$short])) {
+        $lang = $rcube_language_aliases[$short];
+      }
+      // expand 'nn' to 'nn_NN'
+      else if (!isset($rcube_languages[$short])) {
+        $lang = $short.'_'.strtoupper($short);
+      }
     }
 
     if (!isset($rcube_languages[$lang]) || !is_dir(INSTALL_PATH . 'program/localization/' . $lang)) {
@@ -225,13 +233,17 @@
    * Init output object for GUI and add common scripts.
    * This will instantiate a rcmail_template object and set
    * environment vars according to the current session and configuration
+   *
+   * @param boolean True if this request is loaded in a (i)frame
+   * @return object rcube_template Reference to HTML output object
    */
   public function load_gui($framed = false)
   {
     // init output page
-    $this->output = new rcube_template($this->task, $framed);
+    if (!($this->output instanceof rcube_template))
+      $this->output = new rcube_template($this->task, $framed);
 
-    foreach (array('flag_for_deletion') as $js_config_var) {
+    foreach (array('flag_for_deletion','read_when_deleted') as $js_config_var) {
       $this->output->set_env($js_config_var, $this->config->get($js_config_var));
     }
 
@@ -254,10 +266,13 @@
   
   /**
    * Create an output object for JSON responses
+   *
+   * @return object rcube_json_output Reference to JSON output object
    */
   public function init_json()
   {
-    $this->output = new rcube_json_output($this->task);
+    if (!($this->output instanceof rcube_json_output))
+      $this->output = new rcube_json_output($this->task);
     
     return $this->output;
   }
@@ -300,7 +315,7 @@
   {
     $conn = false;
     
-    if ($_SESSION['imap_host']) {
+    if ($_SESSION['imap_host'] && !$this->imap->conn) {
       if (!($conn = $this->imap->connect($_SESSION['imap_host'], $_SESSION['username'], $this->decrypt_passwd($_SESSION['password']), $_SESSION['imap_port'], $_SESSION['imap_ssl'], rcmail::get_instance()->config->get('imap_auth_type', 'check')))) {
         if ($this->output)
           $this->output->show_message($this->imap->error_code == -1 ? 'imaperror' : 'sessionerror', 'error');
@@ -309,7 +324,7 @@
       $this->set_imap_prop();
     }
 
-    return $conn;    
+    return $conn;
   }
 
 
@@ -466,12 +481,20 @@
   public function autoselect_host()
   {
     $default_host = $this->config->get('default_host');
-    $host = !empty($default_host) ? get_input_value('_host', RCUBE_INPUT_POST) : $default_host;
+    $host = null;
     
-    if (is_array($host)) {
+    if (is_array($default_host)) {
+      $post_host = get_input_value('_host', RCUBE_INPUT_POST);
+      
+      // direct match in default_host array
+      if ($default_host[$post_host] || in_array($post_host, array_values($default_host))) {
+        $host = $post_host;
+      }
+      
+      // try to select host by mail domain
       list($user, $domain) = explode('@', get_input_value('_user', RCUBE_INPUT_POST));
       if (!empty($domain)) {
-        foreach ($host as $imap_host => $mail_domains) {
+        foreach ($default_host as $imap_host => $mail_domains) {
           if (is_array($mail_domains) && in_array($domain, $mail_domains)) {
             $host = $imap_host;
             break;
@@ -480,9 +503,15 @@
       }
 
       // take the first entry if $host is still an array
-      if (is_array($host))
-        $host = array_shift($host);
+      if (empty($host)) {
+        $host = array_shift($default_host);
+      }
     }
+    else if (empty($default_host)) {
+      $host = get_input_value('_host', RCUBE_INPUT_POST);
+    }
+    else
+      $host = $default_host;
 
     return $host;
   }
@@ -812,6 +841,30 @@
     return preg_replace('/\x00/', '', $pass);
   }
 
+
+  /**
+   * Build a valid URL to this instance of RoundCube
+   *
+   * @param mixed Either a string with the action or url parameters as key-value pairs
+   * @return string Valid application URL
+   */
+  public function url($p)
+  {
+    if (!is_array($p))
+      $p = array('_action' => @func_get_arg(0));
+    
+    if ($p['task'] && in_array($p['task'], rcmail::$main_tasks))
+      $url = './?_task='.$p['task'];
+    else
+      $url = $this->comm_path;
+    
+    unset($p['task']);
+    foreach ($p as $par => $val)
+      if (isset($val))
+        $url .= '&'.urlencode($par).'='.urlencode($val);
+    
+    return $url;
+  }
 }
 
 

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