Url::add_url_handler(): clean code and return bool

src/Url.php

@@ -79,13 +79,14 @@ class Url {
    *                                            authenticated users (optional, default: true if the
    *                                            special force_authentication function is defined,
    *                                            false otherwise)
-   * @param boolean           $override         Allow override if a command already exists with the
+   * @param boolean           $overwrite        Allow overwrite if a command already exists with the
    *                                            same name (optional, default: false)
    * @param boolean           $api_mode         Enable API mode (optional, default: false)
    * @param array|string|null $methods          HTTP method (optional, default: array('GET', 'POST'))
+   * @return bool
    **/
   public static function add_url_handler($pattern, $handler=null, $additional_info=null,
-                                         $authenticated=null, $override=true, $api_mode=false,
+                                         $authenticated=null, $overwrite=true, $api_mode=false,
                                          $methods=null) {
     $authenticated = (
       is_null($authenticated)?
@@ -97,31 +98,26 @@ class Url {
     elseif (!is_array($methods))
       $methods = array($methods);
     if (is_array($pattern)) {
+      $error = false;
       if (is_null($handler))
         foreach($pattern as $p => $h)
-          self :: add_url_handler(
-            $p, $h, $additional_info, $authenticated, $override, $api_mode, $methods);
+          if (
+            !self :: add_url_handler(
+              $p, $h, $additional_info, $authenticated, $overwrite, $api_mode, $methods)
+          ) $error = true;
       else
         foreach($pattern as $p)
-          self :: add_url_handler(
-            $p, $handler, $additional_info, $authenticated, $override, $api_mode, $methods);
+          if (
+            !self :: add_url_handler(
+              $p, $handler, $additional_info, $authenticated, $overwrite, $api_mode, $methods)
+          ) $error = true;
+      return !$error;
     }
-    else {
-      if (!isset(self :: $patterns[$pattern])) {
-        self :: $patterns[$pattern] = array(
-          'handler' => $handler,
-          'additional_info' => (
-              is_array($additional_info)?
-              $additional_info:array()
-          ),
-          'authenticated' => $authenticated,
-          'api_mode' => $api_mode,
-          'methods' => $methods,
-        );
-      }
-      elseif ($override) {
+
+    if (!isset(self :: $patterns[$pattern]) || $overwrite) {
+      if (isset(self :: $patterns[$pattern]))
         Log :: debug(
-          "URL : override pattern '%s' with handler '%s' (old handler = '%s')".
+          "URL : overwrite pattern '%s' with handler '%s' (old handler = '%s')".
           $pattern, format_callable($handler), vardump(self :: $patterns[$pattern])
         );
       self :: $patterns[$pattern] = array(
@@ -134,11 +130,10 @@ class Url {
         'api_mode' => $api_mode,
         'methods' => $methods,
       );
+      return true;
     }
-      else {
-        Log :: debug("URL : pattern '$pattern' already defined : do not override.");
-      }
-    }
+    Log :: debug("URL : pattern '$pattern' already defined : do not overwrite.");
+    return false;
   }
 
   /**

templates/empty.tpl

@@ -99,3 +99,6 @@
 {if $webstats_js_code}{$webstats_js_code}{/if}
   </body>
 </html>
+{*
+# vim: autoindent expandtab tabstop=2 shiftwidth=2 softtabstop=2
+*}

templates/error_page.tpl

@@ -2,3 +2,6 @@
 {block name="content"}
 <p class="center">{$message}</p>
 {/block}
+{*
+# vim: autoindent expandtab tabstop=2 shiftwidth=2 softtabstop=2
+*}

templates/errors.tpl

@@ -7,3 +7,6 @@
     </div>
   {/if}
 {/block}
+{*
+# vim: autoindent expandtab tabstop=2 shiftwidth=2 softtabstop=2
+*}

templates/fatal_error.tpl

@@ -8,3 +8,6 @@
 
 <div class="center"><a href="javascript:history.back()" class="btn btn-primary"><i class="fa fa-undo"></i> {t domain=$CORE_TEXT_DOMAIN}Back{/t}</a></div>
 {/block}
+{*
+# vim: autoindent expandtab tabstop=2 shiftwidth=2 softtabstop=2
+*}

templates/homepage.tpl

@@ -6,3 +6,6 @@
   <p class="lead">{t escape=off domain=$CORE_TEXT_DOMAIN}This is the default page of a new app using EesyPHP framework. Register your own templates directory and create a <em>homepage.tpl</em> file to overwrite it. You could also overwrite the URL handler for the root of the web application.{/t}</p>
 </div>
 {/block}
+{*
+# vim: autoindent expandtab tabstop=2 shiftwidth=2 softtabstop=2
+*}

templates/messages.tpl

@@ -7,3 +7,6 @@
     </div>
   {/if}
 {/block}
+{*
+# vim: autoindent expandtab tabstop=2 shiftwidth=2 softtabstop=2
+*}