+ /**
+ * Database schema setup
+ *
+ * Plugins can add their own tables to the StatusNet database. Plugins
+ * should use StatusNet's schema interface to add or delete tables. The
+ * ensureTable() method provides an easy way to ensure a table's structure
+ * and availability.
+ *
+ * By default, the schema is checked every time StatusNet is run (say, when
+ * a Web page is hit). Admins can configure their systems to only check the
+ * schema when the checkschema.php script is run, greatly improving performance.
+ * However, they need to remember to run that script after installing or
+ * upgrading a plugin!
+ *
+ * @see Schema
+ * @see ColumnDef
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */
+ function onCheckSchema()
+ {
+ $schema = Schema::get();
+
+ // For storing user-submitted flags on profiles
+
+ $schema->ensureTable('user_greeting_count',
+ array(
+ 'fields' => array(
+ 'user_id' => array('type' => 'int', 'not null' => true),
+ 'greeting_count' => array('type' => 'int'),
+ ),
+ 'primary key' => array('user_id'),
+ 'foreign keys' => array(
+ // Not all databases will support foreign keys, but even
+ // when not enforced it's helpful to include these definitions
+ // as documentation.
+ 'user_greeting_count_user_id_fkey' => array('user', array('user_id' => 'id')),
+ ),
+ )
+ );
+
+ return true;
+ }
+
+ /**
+ * Load related modules when needed
+ *
+ * Most non-trivial plugins will require extra modules to do their work. Typically
+ * these include data classes, action classes, widget classes, or external libraries.
+ *
+ * This method receives a class name and loads the PHP file related to that class. By
+ * tradition, action classes typically have files named for the action, all lower-case.
+ * Data classes are in files with the data class name, initial letter capitalized.
+ *
+ * Note that this method will be called for *all* overloaded classes, not just ones
+ * in this plugin! So, make sure to return true by default to let other plugins, and
+ * the core code, get a chance.
+ *
+ * @param string $cls Name of the class to be loaded
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */
+ function onAutoload($cls)
+ {
+ $dir = dirname(__FILE__);
+
+ switch ($cls)
+ {
+ case 'HelloAction':
+ include_once $dir . '/' . strtolower(mb_substr($cls, 0, -6)) . '.php';
+ return false;
+ case 'User_greeting_count':
+ include_once $dir . '/'.$cls.'.php';
+ return false;
+ default:
+ return true;
+ }
+ }
+
+ /**
+ * Map URLs to actions
+ *
+ * This event handler lets the plugin map URLs on the site to actions (and
+ * thus an action handler class). Note that the action handler class for an
+ * action will be named 'FoobarAction', where action = 'foobar'. The class
+ * must be loaded in the onAutoload() method.
+ *
+ * @param Net_URL_Mapper $m path-to-action mapper
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */