<?php

/**

* Copyright 2016 OpenStack Foundation

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

* http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

**/

/**

* Class GoogleMapField

*/

class GoogleMapField extends LiteralField

{

public function __construct($name, $options = array())

{

// Set map defaults

$defaults = [

"width" => "100%",

"height" => "500px",

"heading" => "",

"lng_field" => "Form_ItemEditForm_Lng",

"lat_field" => "Form_ItemEditForm_Lat",

"tab" => "Root_Location",

"address_field" => "Address",

"map_zoom" => 18,

"start_lat" => "51.508515",

"start_lng" => "-0.125487"

];

// Merge provided options with defaults to create params

$params = array_replace_recursive($defaults, $options);

// Set css of map

$css = "style='width: " . $params['width'] . "; height: " . $params['height'] . ";'";

if(defined('GOOGLE_MAP_KEY') && empty($google_map_api_key))

$google_map_api_key = GOOGLE_MAP_KEY;

if(empty($google_map_api_key))

throw new InvalidArgumentException('you must provide a valid google maps api key!');

// Set up array to be fed to the JS

$js = [

"lat_field" => $params['lat_field'],

"lng_field" => $params['lng_field'],

"tab" => $params['tab'],

"address_field" => $params['address_field'],

"zoom" => $params['map_zoom'],

"start_lat" => $params['start_lat'],

"start_lng" => $params['start_lng'],

"key" => $google_map_api_key

];

// Build content of form field

$content = "";

if ($params['heading']) {

$content .= "<h4>" . $params['heading'] . "</h4>";

}

$content .= "<div id='admin-map-" . $name . "' class='admin-google-map' " . $css . " data-setup='" . json_encode($js) . "'></div>";

$this->content = $content;

// Establish requirements

Requirements::javascript(ADMIN_GOOGLE_MAP_DIR . "/js/admin-google-map.js");

if (!$this->stat('jquery_included')) {

Requirements::javascript(THIRDPARTY_DIR . "/jquery/jquery.js");

}

parent::__construct($name, $this->content);

}

}