From 7dbe2fa6bf629e1089c61a7bb89885e9936de8a9 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Mon, 25 May 2009 05:22:59 -0400
Subject: [PATCH] - get rid of 'plugins_dir' option, plugins directory must be in Roundcube root (like skins)

---
 program/include/rcube_config.php |  125 +++++++++++++++++++++++++++++++----------
 1 files changed, 93 insertions(+), 32 deletions(-)

diff --git a/program/include/rcube_config.php b/program/include/rcube_config.php
index 5c744ba..da6c094 100644
--- a/program/include/rcube_config.php
+++ b/program/include/rcube_config.php
@@ -5,7 +5,7 @@
  | program/include/rcube_config.php                                      |
  |                                                                       |
  | This file is part of the RoundCube Webmail client                     |
- | Copyright (C) 2008, RoundCube Dev. - Switzerland                      |
+ | Copyright (C) 2008-2009, RoundCube Dev. - Switzerland                 |
  | Licensed under the GNU GPL                                            |
  |                                                                       |
  | PURPOSE:                                                              |
@@ -27,6 +27,7 @@
 class rcube_config
 {
   private $prop = array();
+  private $errors = array();
 
 
   /**
@@ -50,28 +51,43 @@
     ob_start();
     
     // load main config file
-    include_once(INSTALL_PATH . 'config/main.inc.php');
-    $this->prop = (array)$rcmail_config;
+    if (!$this->load_from_file(RCMAIL_CONFIG_DIR . '/main.inc.php'))
+      $this->errors[] = 'main.inc.php was not found.';
 
     // load database config
-    include_once(INSTALL_PATH . 'config/db.inc.php');
-    $this->prop += (array)$rcmail_config;
+    if (!$this->load_from_file(RCMAIL_CONFIG_DIR . '/db.inc.php'))
+      $this->errors[] = 'db.inc.php was not found.';
     
     // load host-specific configuration
     $this->load_host_config();
 
+    // set skin (with fallback to old 'skin_path' property)
+    if (empty($this->prop['skin']) && !empty($this->prop['skin_path']))
+      $this->prop['skin'] = str_replace('skins/', '', unslashify($this->prop['skin_path']));
+    else if (empty($this->prop['skin']))
+      $this->prop['skin'] = 'default';
+
     // fix paths
-    $this->prop['skin_path'] = $this->prop['skin_path'] ? unslashify($this->prop['skin_path']) : 'skins/default';
     $this->prop['log_dir'] = $this->prop['log_dir'] ? unslashify($this->prop['log_dir']) : INSTALL_PATH . 'logs';
-    
-    // handle aliases
-    if (isset($this->prop['locale_string']) && empty($this->prop['language']))
-      $this->prop['language'] = $this->prop['locale_string'];
+    $this->prop['temp_dir'] = $this->prop['temp_dir'] ? unslashify($this->prop['temp_dir']) : INSTALL_PATH . 'temp';
+
+    // fix default imap folders encoding
+    foreach (array('drafts_mbox', 'junk_mbox', 'sent_mbox', 'trash_mbox') as $folder)
+      $this->prop[$folder] = rcube_charset_convert($this->prop[$folder], RCMAIL_CHARSET, 'UTF7-IMAP');
+
+    if (!empty($this->prop['default_imap_folders']))
+      foreach ($this->prop['default_imap_folders'] as $n => $folder)
+        $this->prop['default_imap_folders'][$n] = rcube_charset_convert($folder, RCMAIL_CHARSET, 'UTF7-IMAP');
 
     // set PHP error logging according to config
     if ($this->prop['debug_level'] & 1) {
       ini_set('log_errors', 1);
-      ini_set('error_log', $this->prop['log_dir'] . '/errors');
+
+      if ($this->prop['log_driver'] == 'syslog') {
+        ini_set('error_log', 'syslog');
+      } else {
+        ini_set('error_log', $this->prop['log_dir'].'/errors');
+      }
     }
     if ($this->prop['debug_level'] & 4) {
       ini_set('display_errors', 1);
@@ -103,10 +119,30 @@
       $fname = preg_replace('/[^a-z0-9\.\-_]/i', '', $_SERVER['HTTP_HOST']) . '.inc.php';
     }
 
-    if ($fname && is_file(INSTALL_PATH . 'config/' . $fname)) {
-      include(INSTALL_PATH . 'config/' . $fname);
-      $this->prop = array_merge($this->prop, (array)$rcmail_config);
+    if ($fname) {
+      $this->load_from_file(RCMAIL_CONFIG_DIR . '/' . $fname);
     }
+  }
+  
+  
+  /**
+   * Read configuration from a file
+   * and merge with the already stored config values
+   *
+   * @param string Full path to the config file to be loaded
+   * @return booelan True on success, false on failure
+   */
+  public function load_from_file($fpath)
+  {
+    if (is_file($fpath)) {
+      @include($fpath);
+      if (is_array($rcmail_config)) {
+        $this->prop = array_merge($this->prop, $rcmail_config);
+        return true;
+      }
+    }
+    
+    return false;
   }
   
   
@@ -155,28 +191,42 @@
   {
     return $this->prop;
   }
-  
-  
-  /**
-   * Return a 24 byte key for the DES encryption
-   *
-   * @return string DES encryption key
-   */
-  public function get_des_key()
-  {
-    $key = !empty($this->prop['des_key']) ? $this->prop['des_key'] : 'rcmail?24BitPwDkeyF**ECB';
-    $len = strlen($key);
 
-    // make sure the key is exactly 24 chars long
-    if ($len<24)
-      $key .= str_repeat('_', 24-$len);
-    else if ($len>24)
-      substr($key, 0, 24);
+  /**
+   * Return requested DES crypto key.
+   *
+   * @param string Crypto key name
+   * @return string Crypto key
+   */
+  public function get_crypto_key($key)
+  {
+    // Bomb out if the requested key does not exist
+    if (!array_key_exists($key, $this->prop))
+    {
+      raise_error(array(
+        'code' => 500,
+        'type' => 'php',
+        'file' => __FILE__,
+        'message' => "Request for unconfigured crypto key \"$key\""
+      ), true, true);
+    }
+  
+    $key = $this->prop[$key];
+  
+    // Bomb out if the configured key is not exactly 24 bytes long
+    if (strlen($key) != 24)
+    {
+      raise_error(array(
+        'code' => 500,
+        'type' => 'php',
+        'file' => __FILE__,
+        'message' => "Configured crypto key \"$key\" is not exactly 24 bytes long"
+      ), true, true);
+    }
 
     return $key;
   }
-  
-  
+
   /**
    * Try to autodetect operating system and find the correct line endings
    *
@@ -216,6 +266,17 @@
     
     return $domain;
   }
+  
+  
+  /**
+   * Getter for error state
+   *
+   * @return mixed Error message on error, False if no errors
+   */
+  public function get_error()
+  {
+    return empty($this->errors) ? false : join("\n", $this->errors);
+  }
 
 
 }

--
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