new methods for paths to plugin static files

README

@@ -1572,6 +1572,23 @@ proxy_user: Username to use for authenticating to the HTTP proxy. Default null.
 proxy_password: Password to use for authenticating to the HTTP proxy. Default null.
 proxy_auth_scheme: Scheme to use for authenticating to the HTTP proxy. Default null.
 
+plugins
+-------
+
+default: associative array mapping plugin name to array of arguments. To disable
+	 a default plugin, unset its value in this array.
+locale_path: path for finding plugin locale files. In the plugin's directory
+	     by default.
+server: Server to find static files for a plugin when the page is plain old HTTP.
+	Defaults to site/server (same as pages). Use this to move plugin CSS and
+	JS files to a CDN.
+sslserver: Server to find static files for a plugin when the page is HTTPS. Defaults
+	   to site/server (same as pages). Use this to move plugin CSS and JS files
+	   to a CDN.
+path: Path to the plugin files. defaults to site/path + '/plugins/'. Expects that
+      each plugin will have a subdirectory at plugins/NameOfPlugin. Change this
+      if you're using a CDN.
+
 Plugins
 =======
 

lib/default.php

@@ -314,6 +314,9 @@ $default =
                                  'RSSCloud' => null,
                                  'OpenID' => null),
               'locale_path' => false, // Set to a path to use *instead of* each plugin's own locale subdirectories
+              'server' => null,
+              'sslserver' => null,
+              'path' => null,
               ),
         'admin' =>
         array('panels' => array('design', 'site', 'user', 'paths', 'access', 'sessions', 'sitenotice', 'license')),

lib/plugin.php

@@ -111,10 +111,15 @@ class Plugin
         $this->log(LOG_DEBUG, $msg);
     }
     
-    function onPluginVersion(&$versions)
+    function name()
     {
         $cls = get_class($this);
-        $name = mb_substr($cls, 0, -6);
+        return mb_substr($cls, 0, -6);
+    }
+
+    function onPluginVersion(&$versions)
+    {
+        $name = $this->name();
 
         $versions[] = array('name' => $name,
                             // TRANS: Displayed as version information for a plugin if no version information was found.
@@ -122,4 +127,38 @@ class Plugin
 
         return true;
     }
+
+    function path($relative)
+    {
+        return self::staticPath($this->name(), $relative);
+    }
+
+    static function staticPath($plugin, $relative)
+    {
+        $isHTTPS = StatusNet::isHTTPS();
+
+        if ($isHTTPS) {
+            $server = common_config('plugins', 'sslserver');
+        } else {
+            $server = common_config('plugins', 'server');
+        }
+
+        if (is_null($server)) {
+            if ($isHTTPS) {
+                $server = common_config('site', 'sslserver');
+            } else {
+                $server = common_config('site', 'server');
+            }
+        }
+
+        $path = common_config('plugins', 'path');
+
+        if (is_null($path)) {
+            $path = common_config('site', 'path') . '/plugins/';
+        }
+
+        $protocol = ($isHTTPS) ? 'https' : 'http';
+
+        return $protocol.'://'.$server.$path.$plugin.'/'.$relative;
+    }
 }