implement plugin routing masks, add example plugin

3 files changed, 38 insertions, 2 deletions

diff --git a/classes/handler.php b/classes/handler.php
index e00b36aa3..68b16eac1 100644
--- a/classes/handler.php
+++ b/classes/handler.php
@@ -1,5 +1,5 @@
 <?php
-class Handler {
+class Handler implements IHandler {
 	protected $link;
 	protected $args;
 
diff --git a/classes/ihandler.php b/classes/ihandler.php
new file mode 100644
index 000000000..e3c8a535f
--- /dev/null
+++ b/classes/ihandler.php
@@ -0,0 +1,7 @@
+<?php
+interface IHandler {
+	function csrf_ignore($method);
+	function before($method);
+	function after();
+}
+?>
diff --git a/classes/pluginhost.php b/classes/pluginhost.php
index d7926fa4e..b28d2511d 100644
--- a/classes/pluginhost.php
+++ b/classes/pluginhost.php
@@ -3,6 +3,7 @@ class PluginHost {
 	private $link;
 	private $hooks = array();
 	private $plugins = array();
+	private $handlers = array();
 
 	const HOOK_ARTICLE_BUTTON = 1;
 	const HOOK_ARTICLE_FILTER = 2;
@@ -62,7 +63,7 @@ class PluginHost {
 
 		foreach ($plugins as $class) {
 			$class = trim($class);
-			$class_file = str_replace("_", "/", strtolower(basename($class)));
+			$class_file = strtolower(basename($class));
 			$file = dirname(__FILE__)."/../plugins/$class_file/$class_file.php";
 
 			if (file_exists($file)) require_once $file;
@@ -75,5 +76,33 @@ class PluginHost {
 		}
 	}
 
+	function add_handler($handler, $method, $sender) {
+		$handler = strtolower($handler);
+		$method = strtolower($method);
+
+		if (!is_array($this->handlers[$handler])) {
+			$this->handlers[$handler] = array();
+		}
+
+		$this->handlers[$handler][$method] = $sender;
+	}
+
+	function del_handler($handler, $method) {
+		$handler = strtolower($handler);
+		$method = strtolower($method);
+
+		unset($this->handlers[$handler][$method]);
+	}
+
+	function lookup_handler($handler, $method) {
+		$handler = strtolower($handler);
+		$method = strtolower($method);
+
+		if (is_array($this->handlers[$handler])) {
+			return $this->handlers[$handler][$method];
+		}
+
+		return false;
+	}
 }
 ?>