Merge branch 'MDL-29945' of git://github.com/timhunt/moodle

lib/pluginlib.php

@@ -229,6 +229,24 @@ class plugin_manager {
         }
     }
 
+    /**
+     * Get a list of any other pluings that require this one.
+     * @param string $component frankenstyle component name.
+     * @return array of frankensyle component names that require this one.
+     */
+    public function other_plugins_that_require($component) {
+        $others = array();
+        foreach ($this->get_plugins() as $type => $plugins) {
+            foreach ($plugins as $plugin) {
+                $required = $plugin->get_other_required_plugins();
+                if (isset($required[$component])) {
+                    $others[] = $plugin->component;
+                }
+            }
+        }
+        return $others;
+    }
+
     /**
      * Check a dependencies list against the list of installed plugins.
      * @param array $dependencies compenent name to required version or ANY_VERSION.
@@ -469,6 +487,8 @@ class plugin_manager {
  * Note that most of the useful information is made available in pubic fields,
  * which cannot be documented in this interface. See the field definitions on
  * {@link plugintype_base} to find out what information is available.
+ *
+ * @property-read string component the component name, type_name
  */
 interface plugin_information {
 
@@ -614,6 +634,8 @@ interface plugin_information {
 /**
  * Defines public properties that all plugintype classes must have
  * and provides default implementation of required methods.
+ *
+ * @property-read string component the component name, type_name
  */
 abstract class plugintype_base {
 
@@ -673,10 +695,25 @@ abstract class plugintype_base {
      * @see plugin_information::init_display_name()
      */
     public function init_display_name() {
-        if (! get_string_manager()->string_exists('pluginname', $this->type . '_' . $this->name)) {
-            $this->displayname = '[pluginname,' . $this->type . '_' . $this->name . ']';
+        if (!get_string_manager()->string_exists('pluginname', $this->component)) {
+            $this->displayname = '[pluginname,' . $this->component . ']';
         } else {
-            $this->displayname = get_string('pluginname', $this->type . '_' . $this->name);
+            $this->displayname = get_string('pluginname', $this->component);
+        }
+    }
+
+    /**
+     * Magic method getter, redirects to read only values.
+     * @param string $name
+     * @return mixed
+     */
+    public function __get($name) {
+        switch ($name) {
+            case 'component': return $this->type . '_' . $this->name;
+
+            default:
+                debugging('Invalid plugin property accessed! '.$name);
+                return null;
         }
     }
 
@@ -752,7 +789,7 @@ abstract class plugintype_base {
      */
     public function load_db_version() {
 
-        if ($ver = self::get_version_from_config_plugins($this->type . '_' . $this->name)) {
+        if ($ver = self::get_version_from_config_plugins($this->component)) {
             $this->versiondb = $ver;
         }
     }
@@ -1244,10 +1281,10 @@ class plugintype_mod extends plugintype_base implements plugin_information {
      * @see plugin_information::init_display_name()
      */
     public function init_display_name() {
-        if (get_string_manager()->string_exists('pluginname', $this->type . '_' . $this->name)) {
-            $this->displayname = get_string('pluginname', $this->type . '_' . $this->name);
+        if (get_string_manager()->string_exists('pluginname', $this->component)) {
+            $this->displayname = get_string('pluginname', $this->component);
         } else {
-            $this->displayname = get_string('modulename', $this->type . '_' . $this->name);
+            $this->displayname = get_string('modulename', $this->component);
         }
     }
 
@@ -1364,6 +1401,11 @@ class plugintype_qbehaviour extends plugintype_base implements plugin_informatio
             $this->dependencies['qbehaviour_' . $other] = ANY_VERSION;
         }
     }
+
+    public function get_uninstall_url() {
+        return new moodle_url('/admin/qbehaviours.php',
+                array('delete' => $this->name, 'sesskey' => sesskey()));
+    }
 }
 
 
@@ -1376,10 +1418,10 @@ class plugintype_qtype extends plugintype_base implements plugin_information {
      * @see plugin_information::init_display_name()
      */
     public function init_display_name() {
-        if (get_string_manager()->string_exists('pluginname', $this->type . '_' . $this->name)) {
-            $this->displayname = get_string('pluginname', $this->type . '_' . $this->name);
+        if (get_string_manager()->string_exists('pluginname', $this->component)) {
+            $this->displayname = get_string('pluginname', $this->component);
         } else {
-            $this->displayname = get_string($this->name, 'qtype_' . $this->name);
+            $this->displayname = get_string($this->name, $this->component);
         }
     }
 
@@ -1400,6 +1442,11 @@ class plugintype_qtype extends plugintype_base implements plugin_information {
             $this->dependencies['qtype_' . $other] = ANY_VERSION;
         }
     }
+
+    public function get_uninstall_url() {
+        return new moodle_url('/admin/qtypes.php',
+                array('delete' => $this->name, 'sesskey' => sesskey()));
+    }
 }
 
 /**
@@ -1411,10 +1458,10 @@ class plugintype_qformat extends plugintype_base implements plugin_information {
      * @see plugin_information::init_display_name()
      */
     public function init_display_name() {
-        if (get_string_manager()->string_exists('pluginname', $this->type . '_' . $this->name)) {
-            $this->displayname = get_string('pluginname', $this->type . '_' . $this->name);
+        if (get_string_manager()->string_exists('pluginname', $this->component)) {
+            $this->displayname = get_string('pluginname', $this->component);
         } else {
-            $this->displayname = get_string($this->name, 'qformat_' . $this->name);
+            $this->displayname = get_string($this->name, $this->component);
         }
     }
 }