From 89d74a2fd7d0dc4b48e7df429bea2ddb84a5dba6 Mon Sep 17 00:00:00 2001
From: chris <chris@jalakai.co.uk>
Date: Sat, 28 Jan 2006 02:16:05 +0100
Subject: [PATCH] config plugin update, fix php5 warnings + other improvements

darcs-hash:20060128011605-9b6ab-38b917f8e1b311ff319d1cfd356369e428e95c3e.gz
---
 lib/plugins/admin.php                        |  10 +-
 lib/plugins/config/admin.php                 |  40 ++-
 lib/plugins/config/settings/config.class.php | 269 +++++++++----------
 3 files changed, 165 insertions(+), 154 deletions(-)

diff --git a/lib/plugins/admin.php b/lib/plugins/admin.php
index a5a8bd940..16e2ed72e 100644
--- a/lib/plugins/admin.php
+++ b/lib/plugins/admin.php
@@ -15,7 +15,7 @@ if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
 class DokuWiki_Admin_Plugin {
 
   var $localised = false;        // set to true by setupLocale() after loading language dependent strings
-  var $lang = array();          // array to hold language dependent strings, best accessed via ->getLang()
+  var $lang = array();           // array to hold language dependent strings, best accessed via ->getLang()
 
   /**
    * General Info
@@ -114,11 +114,13 @@ class DokuWiki_Admin_Plugin {
    *  this function is automatically called by getLang()
    */
   function setupLocale() {
-      if ($this->localised) return;
-  
+    if ($this->localised) return;
+
     global $conf;            // definitely don't invoke "global $lang"
     $path = DOKU_PLUGIN.$this->getPluginName().'/lang/';
-    
+
+    $lang = array();
+ 
     // don't include once, in case several plugin components require the same language file
     @include($path.'en/lang.php');    
     if ($conf['lang'] != 'en') @include($path.$conf['lang'].'/lang.php');
diff --git a/lib/plugins/config/admin.php b/lib/plugins/config/admin.php
index 41ec9cbbe..39af573ae 100644
--- a/lib/plugins/config/admin.php
+++ b/lib/plugins/config/admin.php
@@ -30,6 +30,7 @@ class admin_plugin_config extends DokuWiki_Admin_Plugin {
     var $_changed = false;          // set to true if configuration has altered
     var $_error = false;
     var $_session_started = false;
+        var $_localised_prompts = false;
 
     /**
      * return some info
@@ -91,6 +92,7 @@ class admin_plugin_config extends DokuWiki_Admin_Plugin {
       global $lang;  
     
       if (is_null($this->_config)) { $this->_config = new configuration($this->_file); }
+            $this->setupLocale(true);
 
       print $this->locale_xhtml('intro');
       
@@ -165,9 +167,45 @@ class admin_plugin_config extends DokuWiki_Admin_Plugin {
       
       return true;
     }
-    
+
     function _close_session() {
       if ($this->_session_started) session_write_close();
     }
+
+    function setupLocale($prompts=false) {
+
+      parent::setupLocale();
+      if (!$prompts || $this->_localised_prompts) return;
+
+      $this->_setup_localised_plugin_prompts();
+      $this->_localised_prompts = true;
+
+    }
+
+    function _setup_localised_plugin_prompts() {
+      global $conf;
+      
+      $langfile   = '/lang/'.$conf[lang].'/settings.php';
+      $enlangfile = '/lang/en/settings.php';
+            
+            $lang = array();
+      
+      if ($dh = opendir(DOKU_PLUGIN)) {
+        while (false !== ($plugin = readdir($dh))) {
+          if ($plugin == '.' || $plugin == '..' || $plugin == 'tmp' || $plugin == 'config') continue;
+          if (is_file(DOKU_PLUGIN.$plugin)) continue;
+
+          if (@file_exists(DOKU_PLUGIN.$plugin.$enlangfile)){
+            @include(DOKU_PLUGIN.$plugin.$enlangfile);
+            if ($conf['lang'] != 'en') @include(DOKU_PLUGIN.$plugin.$langfile);                        
+          }
+        }
+        closedir($dh);
+
+        $this->lang = array_merge($lang, $this->lang);
+      }
+
+      return true;
+    }
     
 }
diff --git a/lib/plugins/config/settings/config.class.php b/lib/plugins/config/settings/config.class.php
index b45429cc9..7166dc192 100644
--- a/lib/plugins/config/settings/config.class.php
+++ b/lib/plugins/config/settings/config.class.php
@@ -6,6 +6,7 @@
  */
 
 if (!class_exists('configuration')) {
+
   class configuration {
 
     var $_name = 'conf';           // name of the config variable found in the files (overridden by $config['varname'])
@@ -20,57 +21,55 @@ if (!class_exists('configuration')) {
     var $_default_file  = '';
     var $_local_file = '';
     var $_protected_file = '';
-    
-    var $_pluginLocale = false;    // locale strings for plugin settings loaded?
 
     /**
      *  constructor
      */
     function configuration($datafile) {
-    
+
         if (!@file_exists($datafile)) {
           msg('No configuration metadata found at - '.htmlspecialchars($datafile),-1);
           return;
         }
         include($datafile);
-        
+
         if (isset($config['varname'])) $this->_name = $config['varname'];
         if (isset($config['format'])) $this->_format = $config['format'];
         if (isset($config['heading'])) $this->_heading = $config['heading'];
-        
+
         if (isset($file['default'])) $this->_default_file = $file['default'];
         if (isset($file['local'])) $this->_local_file = $file['local'];
         if (isset($file['protected'])) $this->_protected_file = $file['protected'];
-        
+
         $this->locked = $this->_is_locked();
-                
+   
         $this->_metadata = array_merge($meta, $this->get_plugin_metadata());
-        
+
         $this->retrieve_settings();
     }
-    
+
     function retrieve_settings() {
-    
+
         if (!$this->_loaded) {
           $default = array_merge($this->_read_config($this->_default_file), $this->get_plugin_default());
           $local = $this->_read_config($this->_local_file);
           $protected = $this->_read_config($this->_protected_file);
-          
+
           $keys = array_merge(array_keys($this->_metadata),array_keys($default), array_keys($local), array_keys($protected));
           $keys = array_unique($keys);
-          
+
           foreach ($keys as $key) {
             if (isset($this->_metadata[$key])) {
               $class = $this->_metadata[$key][0];
               $class = ($class && class_exists('setting_'.$class)) ? 'setting_'.$class : 'setting';
-                          
+
               $param = $this->_metadata[$key];
               array_shift($param);
             } else {
               $class = 'setting';
               $param = NULL;
             }
-            
+
             $this->setting[$key] = new $class($key,$param);    
             $this->setting[$key]->initialize($default[$key],$local[$key],$protected[$key]);    
           }
@@ -82,9 +81,9 @@ if (!class_exists('configuration')) {
     function save_settings($id, $header='', $backup=true) {
     
       if ($this->locked) return false;
-      
+
       $file = eval('return '.$this->_local_file.';');
-    
+
       // backup current file (remove any existing backup)
       if (@file_exists($file) && $backup) {
         if (@file_exists($file.'.bak')) @unlink($file.'.bak');
@@ -95,7 +94,7 @@ if (!class_exists('configuration')) {
         @rename($file.'.bak', $file);     // problem opening, restore the backup
         return false;
       }      
-      
+
       if (empty($header)) $header = $this->_heading;
 
       $out = $this->_out_header($id,$header);
@@ -115,84 +114,84 @@ if (!class_exists('configuration')) {
      * return an array of config settings
      */
     function _read_config($file) {
-    
+
       if (!$file) return array();
 
       $config = array();
       $file = eval('return '.$file.';');
-            
+    
       if ($this->_format == 'php') {
-        
-        $contents = php_strip_whitespace($file);
+
+        $contents = @php_strip_whitespace($file);
         $pattern = '/\$'.$this->_name.'\[[\'"]([^=]+)[\'"]\] ?= ?(.*?);/';
-                
+    
         preg_match_all($pattern,$contents,$matches=array(),PREG_SET_ORDER);
-        
+
         for ($i=0; $i<count($matches); $i++) {
-        
+
           // correct issues with the incoming data
           // FIXME ... for now merge multi-dimensional array indices using ____
           $key = preg_replace('/.\]\[./',CM_KEYMARKER,$matches[$i][1]);
-          
+
           // remove quotes from quoted strings & unescape escaped data
           $value = preg_replace('/^(\'|")(.*)(?<!\\\\)\1$/','$2',$matches[$i][2]);
           $value = strtr($value, array('\\\\'=>'\\','\\\''=>'\'','\\"'=>'"'));
-          
+
           $config[$key] = $value;
         }
       }
 
       return $config;
     }
-	
-	function _out_header($id, $header) {
-	  $out = '';
-	  if ($this->_format == 'php') {
-        $out .= '<'.'?php'."\n".
+  
+    function _out_header($id, $header) {
+      $out = '';
+      if ($this->_format == 'php') {
+          $out .= '<'.'?php'."\n".
                 "/*\n".
                 " * ".$header." \n".
                 " * Auto-generated by ".$id." plugin \n".
                 " * Run for user: ".$_SERVER['REMOTE_USER']."\n".
                 " * Date: ".date('r')."\n".
                 " */\n\n";
-	  }
-	  
-	  return $out;
-	}
-	
-	function _out_footer() {
-	  $out = '';
-	  if ($this->_format == 'php') {
-        if ($this->_protected_file) {
-          $out .= "\n@include(".$this->_protected_file.");\n";        
-        }
-        $out .= "\n// end auto-generated content\n";
-	  }
-	  
-	  return $out;
-	}
+      }
     
+      return $out;
+    }
+  
+    function _out_footer() {
+      $out = '';
+      if ($this->_format == 'php') {
+          if ($this->_protected_file) {
+            $out .= "\n@include(".$this->_protected_file.");\n";
+          }
+          $out .= "\n// end auto-generated content\n";
+      }
+    
+      return $out;
+    }
+
     // configuration is considered locked if there is no local settings filename
     // or the directory its in is not writable or the file exists and is not writable
     function _is_locked() {
       if (!$this->_local_file) return true;
-      
+
       $local = eval('return '.$this->_local_file.';');
-      
+
       if (!is_writable(dirname($local))) return true;
       if (file_exists($local) && !is_writable($local)) return true;
-      
+
       return false;
     }
-    
+
     /**
      *  not used ... conf's contents are an array!
      *  reduce any multidimensional settings to one dimension using CM_KEYMARKER
      */
     function _flatten($conf,$prefix='') {
-        
+
         $out = array();
-        
+
         foreach($conf as $key => $value) {
           if (!is_array($value)) {
             $out[$prefix.$key] = $value;
@@ -202,17 +201,17 @@ if (!class_exists('configuration')) {
           $tmp = $this->_flatten($value,$prefix.$key.CM_KEYMARKER);
           $out = array_merge($out,$tmp);
         }
-        
+
         return $out;
     }
-    
+
     /**
      * load metadata for plugin settings
      */
     function get_plugin_metadata(){
       $file = '/settings/config.metadata.php';
       $meta = array();
-      
+
       if ($dh = opendir(DOKU_PLUGIN)) {
         while (false !== ($plugin = readdir($dh))) {
           if ($plugin == '.' || $plugin == '..' || $plugin == 'tmp' || $plugin == 'config') continue;
@@ -226,14 +225,14 @@ if (!class_exists('configuration')) {
       }
       return $meta;
     }
-    
+
     /**
      * load default settings for plugins
      */
     function get_plugin_default(){
       $file    = '/settings/config.default.php';
       $default = array();
-      
+
       if ($dh = opendir(DOKU_PLUGIN)) {
         while (false !== ($plugin = readdir($dh))) {
           if (@file_exists(DOKU_PLUGIN.$plugin.$file)){
@@ -255,21 +254,21 @@ if (!class_exists('setting')) {
     var $_default = NULL;
     var $_local = NULL;
     var $_protected = NULL;
-    
+
     var $_pattern = '';
     var $_error = false;            // only used by those classes which error check
     var $_input = NULL;             // only used by those classes which error check
-    
+
     function setting($key, $params=NULL) {
         $this->_key = $key;
-        
+
         if (is_array($params)) {
           foreach($params as $property => $value) {
             $this->$property = $value;
           }
         }
     }
-    
+
     /**
      *  recieves current values for the setting $key
      */
@@ -282,22 +281,22 @@ if (!class_exists('setting')) {
     /**
      *  update setting with user provided value $input
      *  if value fails error check, save it
-	 *
-	 *  @return true if changed, false otherwise (incl. on error)
+     *
+     *  @return true if changed, false otherwise (incl. on error)
      */
     function update($input) {
         if (is_null($input)) return false;
         if ($this->is_protected()) return false;
-        
+
         $value = is_null($this->_local) ? $this->_default : $this->_local;
         if ($value == $input) return false;
-        
+
         if ($this->_pattern && !preg_match($this->_pattern,$input)) {
           $this->_error = true;
           $this->_input = $input;
           return false;
         }
-        
+
         $this->_local = $input;
         return true;
     }
@@ -309,7 +308,7 @@ if (!class_exists('setting')) {
     
         $value = '';
         $disable = '';
-        
+
         if ($this->is_protected()) {
           $value = $this->_protected;
           $disable = 'disabled="disabled"';
@@ -319,8 +318,8 @@ if (!class_exists('setting')) {
           } else {
             $value = is_null($this->_local) ? $this->_default : $this->_local;
           }
-        }    
-        
+        }
+
         $key = htmlspecialchars($this->_key);
         $value = htmlspecialchars($value);    
 
@@ -328,32 +327,31 @@ if (!class_exists('setting')) {
         $input = '<input id="config_'.$key.'" name="config['.$key.']" type="text" class="text" value="'.$value.'" '.$disable.'/>';
         return array($label,$input);        
     }
-    
+
     /**
      *  generate string to save setting value to file according to $fmt
      */
     function out($var, $fmt='php') {
-    
+
       if ($this->is_protected()) return '';
       if (is_null($this->_local) || ($this->_default == $this->_local)) return '';
-    
-	  $out = '';
-	  
+
+      $out = '';
+
       if ($fmt=='php') {
-        // translation string needs to be improved FIXME        
+        // translation string needs to be improved FIXME
         $tr = array("\n"=>'\n', "\r"=>'\r', "\t"=>'\t', "\\" => '\\\\', "'" => '\\\'');
-      
+
         $out =  '$'.$var."['".$this->_out_key()."'] = '".strtr($this->_local, $tr)."';\n";
       }
-	  
+
       return $out;
     }
     
-    function prompt(&$plugin) {
-        if (!$this->pluginLocale) $this->setupPluginLocale($plugin);
-        $prompt = $plugin->getLang($this->_key);
-        if (!$prompt) $prompt = str_replace(array('____','_'),' ',$this->_key);
-        return htmlspecialchars($prompt);
+    function prompt(&$plugin) {      
+      $prompt = $plugin->getLang($this->_key);
+      if (!$prompt) $prompt = str_replace(array('____','_'),' ',$this->_key);
+      return htmlspecialchars($prompt);
     }
     
     function is_protected() { return !is_null($this->_protected); }
@@ -361,34 +359,7 @@ if (!class_exists('setting')) {
     function error() { return $this->_error; }
     
     function _out_key() { return str_replace(CM_KEYMARKER,"']['",$this->_key); }        
-    
-    /**
-     * load extra localized strings for the plugin setting prompts
-     */
-    function setupPluginLocale(&$config){
-      global $conf;
-      
-      $langfile   = '/lang/'.$conf[lang].'/settings.php';
-      $enlangfile = '/lang/en/settings.php';
-      
-      if ($dh = opendir(DOKU_PLUGIN)) {
-        while (false !== ($plugin = readdir($dh))) {
-          if ($plugin == '.' || $plugin == '..' || $plugin == 'tmp' || $plugin == 'config') continue;
-          if (is_file(DOKU_PLUGIN.$plugin)) continue;
-
-          if (@file_exists(DOKU_PLUGIN.$plugin.$enlangfile)){
-            @include(DOKU_PLUGIN.$plugin.$enlangfile);
-            if ($conf['lang'] != 'en') @include(DOKU_PLUGIN.$plugin.$langfile);
-          }
-        }
-        closedir($dh);
-        
-        $config->lang = array_merge($lang, $config->lang);
-      }
-      $this->pluginLocale = true;
-      return true;
-    }
-  }
+  } 
 }
 
 if (!class_exists('setting_password')) {
@@ -397,22 +368,22 @@ if (!class_exists('setting_password')) {
     function update($input) {
         if ($this->is_protected()) return false;
         if (!$input) return false;
-        
+
         if ($this->_pattern && !preg_match($this->_pattern,$input)) {
           $this->_error = true;
           $this->_input = $input;
           return false;
         }
-        
+
         $this->_local = $input;
         return true;
     }
 
     function html(&$plugin, $echo=false) {
-    
+
         $value = '';
         $disable = $this->is_protected() ? 'disabled="disabled"' : '';
-        
+
         $key = htmlspecialchars($this->_key);
 
         $label = '<label for="config_'.$key.'">'.$this->prompt($plugin).'</label>';
@@ -436,14 +407,14 @@ if (!class_exists('setting_numeric')) {
     
       if ($this->is_protected()) return '';
       if (is_null($this->_local) || ($this->_default == $this->_local)) return '';
-    
-	  $out = '';
-	  
+
+      $out = '';
+
       if ($fmt=='php') {
         $out .=  '$'.$var."['".$this->_out_key()."'] = ".$this->_local.";\n";
       }
-	  
-	  return $out;
+
+    return $out;
     }
   }
 }
@@ -454,14 +425,14 @@ if (!class_exists('setting_onoff')) {
     function html(&$plugin) {
         $value = '';
         $disable = '';
-        
+
         if ($this->is_protected()) {
           $value = $this->_protected;
           $disable = ' disabled="disabled"';
         } else {
           $value = is_null($this->_local) ? $this->_default : $this->_local;
         }    
-        
+
         $key = htmlspecialchars($this->_key);
         $checked = ($value) ? ' checked="checked"' : '';    
 
@@ -469,14 +440,14 @@ if (!class_exists('setting_onoff')) {
         $input = '<div class="input"><input id="config_'.$key.'" name="config['.$key.']" type="checkbox" class="checkbox" value="1"'.$checked.$disable.'/></div>';
         return array($label,$input);        
     }
-    
+
     function update($input) {
         if ($this->is_protected()) return false;
-        
+
         $input = ($input) ? 1 : 0;        
         $value = is_null($this->_local) ? $this->_default : $this->_local;
         if ($value == $input) return false;
-        
+
         $this->_local = $input;
         return true;        
     }
@@ -486,19 +457,19 @@ if (!class_exists('setting_onoff')) {
 if (!class_exists('setting_mulitchoice')) {
   class setting_multichoice extends setting {
     var $_choices = array();
-    
+
     function html(&$plugin) {
         $value = '';
         $disable = '';
         $nochoice = '';
-        
+
         if ($this->is_protected()) {
           $value = $this->_protected;
           $disable = ' disabled="disabled"';
         } else {
           $value = is_null($this->_local) ? $this->_default : $this->_local;          
         }
-        
+
         // ensure current value is included
         if (!in_array($value, $this->_choices)) {
             $this->_choices[] = $value;
@@ -508,7 +479,7 @@ if (!class_exists('setting_mulitchoice')) {
           $disable = ' disabled="disabled"';
           $nochoice = $plugin->getLang('nochoice');
         }    
-        
+
         $key = htmlspecialchars($this->_key);
 
         $label = '<label for="config_'.$key.'">'.$this->prompt($plugin).'</label>';
@@ -519,7 +490,7 @@ if (!class_exists('setting_mulitchoice')) {
             $selected = ($value == $choice) ? ' selected="selected"' : '';
             $option = $plugin->getLang($this->_key.'_o_'.$choice);
             if (!$option) $option = $choice;
-            
+
             $choice = htmlspecialchars($choice);
             $option = htmlspecialchars($option);
             $input .= '  <option value="'.$choice.'"'.$selected.' >'.$option.'</option>'."\n";
@@ -529,14 +500,14 @@ if (!class_exists('setting_mulitchoice')) {
 
         return array($label,$input);        
     }
-    
+
     function update($input) {
         if (is_null($input)) return false;
         if ($this->is_protected()) return false;
-        
+
         $value = is_null($this->_local) ? $this->_default : $this->_local;
         if ($value == $input) return false;
-        
+
         if (!in_array($input, $this->_choices)) return false;
 
         $this->_local = $input;
@@ -555,7 +526,7 @@ if (!class_exists('setting_dirchoice')) {
 
       // populate $this->_choices with a list of available templates
       $list = array();
-    
+
       if ($dh = @opendir($this->_dir)) {        
         while (false !== ($entry = readdir($dh))) {
           if ($entry == '.' || $entry == '..') continue;
@@ -588,19 +559,19 @@ if (!function_exists('php_strip_whitespace'))  {
     } else {
       define('T_DOC_COMMENT', T_ML_COMMENT);
     }
-   
+
     /**
      * modified from original
      * source Google Groups, php.general, by David Otton
      */
     function php_strip_whitespace($file) {
         if (!@is_readable($file)) return '';
-        
+
         $in = join('',@file($file));        
         $out = '';
-        
+
         $tokens = token_get_all($in);
-    
+ 
         foreach ($tokens as $token) {
           if (is_string ($token)) {
             $out .= $token;
@@ -618,9 +589,9 @@ if (!function_exists('php_strip_whitespace'))  {
         }    
         return ($out);
     }
-    
+
   } else {
-  
+
     function is_whitespace($c) { return (strpos("\t\n\r ",$c) !== false); }
     function is_quote($c) { return (strpos("\"'",$c) !== false); }
     function is_escaped($s,$i) {
@@ -635,17 +606,17 @@ if (!function_exists('php_strip_whitespace'))  {
           if ($str{$i+1} == '/') return "\n";
           if ($str{$i+1} == '*') return "*/";
         }
-        
+
         return false;
     }
-  
+
     function php_strip_whitespace($file) {
-    
+
         if (!@is_readable($file)) return '';
-        
+
         $contents = join('',@file($file));        
         $out = '';
-        
+
         $state = 0;
         for ($i=0; $i<strlen($contents); $i++) {
           if (!$state && is_whitespace($contents{$i})) continue;
@@ -654,16 +625,16 @@ if (!function_exists('php_strip_whitespace'))  {
             $c_open_len = ($contents{$i} == '/') ? 2 : 1;
             $i = strpos($contents, $c_close, $i+$c_open_len)+strlen($c_close)-1;
             continue;
-          }          
-          
+          }
+
           $out .= $contents{$i};
           if (is_quote($contents{$i})) {
               if (($state == $contents{$i}) && !is_escaped($contents, $i)) { $state = 0; continue; }
             if (!$state) {$state = $contents{$i}; continue; }
           }
         }
-        
-        return $out;    
+
+        return $out;
     }
   } 
 }
-- 
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