<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

function wikiplugin_webservice_info()
{
    return [
        'name' => tra('Web Service'),
        'documentation' => 'PluginWebservice',
        'description' => tra('Display remote information exposed in JSON or YAML or SOAP XML'),
        'prefs' => [ 'wikiplugin_webservice' ],
        'body' => tr('Template to apply to the data provided. Template format uses smarty templating engine using
            double brackets as delimiter. Output must provide wiki syntax. Body can be sent to a parameter instead by
            using the %0 parameter.', '<code>bodyname</code>'),
        'validate' => 'all',
        'iconname' => 'move',
        'introduced' => 3,
        'params' => [
            'url' => [
                'required' => false,
                'name' => tra('URL'),
                'description' => tra('Complete service URL'),
                'since' => '3.0',
                'default' => '',
            ],
            'service' => [
                'required' => false,
                'safe' => true,
                'name' => tra('Service Name'),
                'description' => tra('Registered service name.'),
                'since' => '3.0',
                'default' => '',
            ],
            'template' => [
                'required' => false,
                'safe' => true,
                'name' => tra('Template Name'),
                'description' => tra('For use with registered services, name of the template to be used to display the
                    service output. This parameter will be ignored if a body is provided.'),
                'since' => '3.0',
                'default' => '',
            ],
            'bodyname' => [
                'required' => false,
                'filter' => 'word',
                'safe' => true,
                'name' => tra('Body as Parameter'),
                'description' => tra('Name of the argument to send the body as for services with complex input.
                    Named service required for this to be useful.'),
                'since' => '3.0',
                'default' => '',
            ],
            'params' => [
                'required' => false,
                'safe' => true,
                'name' => tra('Parameters'),
                'description' => tra('Parameters formatted like a query')
                    . ': <code>param1=value1&amp;param2=value2</code>',
                'since' => '7.0',
                'default' => '',
            ],
        ],
    ];
}

function wikiplugin_webservice($data, $params)
{
    require_once 'lib/ointegratelib.php';

    if (isset($params['bodyname']) && ! empty($params['bodyname'])) {
        $params[ $params['bodyname'] ] = $data;
        unset($params['bodyname']);
        $data = '';
    }

    if (isset($params['params'])) {
        parse_str($params['params'], $request_params);
        $params = array_merge($params, $request_params);
    }

    if (! empty($data)) {
        $templateFile = $GLOBALS['tikipath'] . 'temp/cache/' . md5($data);

        if (! file_exists($templateFile)) {
            file_put_contents($templateFile, $data);
        }
    } else {
        $templateFile = '';
    }

    if (isset($params['url'])) {
        // When URL is specified, always use the body as template
        $request = new OIntegrate();
        $response = $request->performRequest($params['url']);

        if (! empty($templateFile)) {
            return $response->render('smarty', 'tikiwiki', 'tikiwiki', $templateFile);
        }
    } elseif (isset($params['service']) && (isset($params['template']) || ! empty($templateFile) )) {
        require_once 'lib/webservicelib.php';

        if ($service = Tiki_Webservice::getService($params['service'])) {
            if (! empty($templateFile)) {
                // Render using function body
                $response = $service->performRequest($params);

                return $response->render('smarty', 'tikiwiki', 'tikiwiki', $templateFile);
            } elseif ($template = $service->getTemplate($params['template'])) {
                $response = $service->performRequest($params);

                return $template->render($response, 'tikiwiki');
            } else {
                return '^' . tra('Unknown Template') . '^';
            }
        } else {
            return '^' . tra('Unknown Service') . '^';
        }
    } else {
        return '^' . tra('Missing parameters') . '^';
    }
}