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authorLuke Shumaker <LukeShu@sbcglobal.net>2011-09-04 20:42:32 -0400
committerLuke Shumaker <LukeShu@sbcglobal.net>2011-09-04 20:42:32 -0400
commit716c3a5a3a36206e93431eb5f8df3471546ec4b2 (patch)
treefaccf06e355ce37f233f823a87b4a93d9f531cb2 /src/lib/PluginManager.class.php
parent103332a30f8976fcc224c8f55dc23aba7b99e578 (diff)
start to add a plugin management framework
Diffstat (limited to 'src/lib/PluginManager.class.php')
-rw-r--r--src/lib/PluginManager.class.php90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/lib/PluginManager.class.php b/src/lib/PluginManager.class.php
new file mode 100644
index 0000000..22d7b0c
--- /dev/null
+++ b/src/lib/PluginManager.class.php
@@ -0,0 +1,90 @@
+<?php
+
+class PluginManager {
+ public $plugins = array();
+ private $loaded = false;
+ /**
+ * Return an instance of the plugin with $plugin_name
+ */
+ public function loadPlugin($plugin_name) {
+ global $mm;
+
+ require_once("$plugin_name.class.php");
+ $obj = new $plugin_name;
+ $params = call_user_func("$plugin_name::configList");
+ foreach ($params as $param => $type) {
+ $value = $mm->getPluginConf($plugin_name, $param);
+ if ($value!==false) {
+ switch ($type) {
+ case 'text':
+ case 'password':
+ $value = "$value";
+ break;
+ case 'int':
+ $value = (int)$value;
+ break;
+ }
+ $obj->configSet($param, $value);
+ }
+ }
+ return $obj;
+ }
+
+ /**
+ * Return an array of available plugin names.
+ */
+ public function listPlugins() {
+ $plugins = array();
+
+ $dirs = explode(PATH_SEPARATOR, PLUGINPATH);
+ foreach ($dirs as $dir) {
+ // Find all files in $dir with the ext `.class.php'
+ $files = glob($dir.'/*.class.php');
+ foreach ($files as $file) {
+ $plugins[] = preg_replace('@\.class\.php$@', '$1', basename($file));
+ }
+ }
+
+ return $plugins;
+ }
+
+ /**
+ * Return an array of enabled plugin names.
+ */
+ public function getActivePlugins() {
+ global $mm;
+ $string = $mm->getSysConf('plugins');
+ return $mm->valueToArray($string);
+ }
+
+ /**
+ * Set the enabled plugins.
+ */
+ public function setActivePlugins($plugins) {
+ global $mm;
+ $string = $mm->arrayToValue($plugins);
+ return $mm->setSysConf('plugins', $string);
+ }
+
+ /**
+ * Load the enabled plugins.
+ */
+ public function loadPlugins() {
+ if ($this->loaded) return;
+ $plugin_names = $this->getActivePlugins();
+ foreach ($plugin_names as $name) {
+ $this->plugins[$name] = $this->loadPlugin($name);
+ }
+ $this->loaded = true;
+ }
+
+ public function callHook($hook, $arg=null) {
+ $this->loadPlugins();
+ $ret = array();
+ foreach ($this->plugins as $name => $plugin) {
+ $ret[$name] = call_user_func(array($plugin, $hook),
+ &$arg);
+ }
+ return $ret;
+ }
+}