<?php
/**
 * DokuWiki Plugin Matrix Notifier ( Action Component )
 *
 * @license GPL 2 http://gnu.org
 * Original author: zTeeed (aurelien@duboc.xyz)
 */

if ( !defined ( 'DOKU_INC' ) ) die ( );

if ( !defined ( 'DOKU_LF' ) ) define ( 'DOKU_LF', "\n" );
if ( !defined ( 'DOKU_TAB' ) ) define ( 'DOKU_TAB', "\t" );
if ( !defined ( 'DOKU_PLUGIN' ) ) define ( 'DOKU_PLUGIN', DOKU_INC . 'lib/plugins/' );

class action_plugin_matrixnotifierwas extends DokuWiki_Action_Plugin {

    function register ( Doku_Event_Handler $controller ) {
        $controller -> register_hook ( 'COMMON_WIKIPAGE_SAVE', 'AFTER', $this, '_handle' );
    }

    function _handle ( Doku_Event $event, $param ) {
        try {
            /** @var helper_plugin_matrixnotifierwas $helper */
            $helper = plugin_load('helper', 'matrixnotifierwas');

            if (!$helper) return;

            // filter writes to attic
            if ( $helper -> attic_write ( $event -> data['file'] ) ) return;

            // filter namespace
            if ( !$helper -> valid_namespace ( ) ) return;

            // filter event
            if ( !$helper -> set_event ( $event ) ) return;

            // set payload text
            $helper -> set_payload_text ( $event );

            // submit payload safely via native cURL
            $helper -> submit_payload ( );
            
        } catch (Exception $e) {
            // Gracefully render an on-screen warning banner instead of crashing the site execution loop
            msg('Matrix Notification Failed: ' . hsc($e->getMessage()), -1);
        }
    }
}