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<?php |
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/** |
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* Leaflet Map Class File |
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* |
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* PHP Version 5.5 |
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* |
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* @category Admin |
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* @author Benjamin J DeLong <ben@bozdoz.com> |
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*/ |
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|
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// Exit if accessed directly |
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if (!defined('ABSPATH')) { |
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exit; |
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} |
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|
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/** |
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* Leaflet Map Class |
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*/ |
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class Leaflet_Map |
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{ |
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|
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/** |
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* Leaflet version |
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* |
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* @var string major minor patch version |
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*/ |
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public static $leaflet_version = '1.3.4'; |
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|
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/** |
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* Number of maps on page; used for unique map ids |
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* |
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* @var int $map_count |
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*/ |
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public $map_count = 0; |
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|
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/** |
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* Files to include upon init |
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* |
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* @var array $_shortcodes |
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*/ |
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private $_shortcodes = array( |
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'leaflet-geojson' => array( |
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'file' => 'class.geojson-shortcode.php', |
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'class' => 'Leaflet_Geojson_Shortcode' |
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), |
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'leaflet-image' => array( |
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'file' => 'class.image-shortcode.php', |
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'class' => 'Leaflet_Image_Shortcode' |
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), |
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'leaflet-kml' => array( |
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'file' => 'class.kml-shortcode.php', |
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'class' => 'Leaflet_Kml_Shortcode' |
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), |
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'leaflet-gpx' => array( |
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'file' => 'class.gpx-shortcode.php', |
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'class' => 'Leaflet_Gpx_Shortcode' |
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), |
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'leaflet-line' => array( |
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'file' => 'class.line-shortcode.php', |
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'class' => 'Leaflet_Line_Shortcode' |
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), |
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'leaflet-circle' => array( |
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'file' => 'class.circle-shortcode.php', |
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'class' => 'Leaflet_Circle_Shortcode' |
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), |
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'leaflet-map' => array( |
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'file' => 'class.map-shortcode.php', |
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'class' => 'Leaflet_Map_Shortcode' |
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), |
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'leaflet-marker' => array( |
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'file' => 'class.marker-shortcode.php', |
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'class' => 'Leaflet_Marker_Shortcode' |
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) |
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); |
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|
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/** |
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* Singleton Instance of Leaflet Map |
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* |
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* @var Leaflet_Map |
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**/ |
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private static $instance = null; |
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|
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/** |
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* Singleton init Function |
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* |
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* @static |
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*/ |
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public static function init() { |
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if ( !self::$instance ) { |
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self::$instance = new self; |
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} |
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|
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return self::$instance; |
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} |
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|
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/** |
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* Leaflet_Map Constructor |
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*/ |
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private function __construct() { |
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$this->init_hooks(); |
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$this->add_shortcodes(); |
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|
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// loaded |
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do_action('leaflet_map_loaded'); |
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} |
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|
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/** |
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* Add actions and filters |
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*/ |
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private function init_hooks() |
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{ |
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|
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// Leaflet_Map_Plugin_Settings |
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include_once LEAFLET_MAP__PLUGIN_DIR . 'class.plugin-settings.php'; |
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|
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// Leaflet_Map_Admin |
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include_once LEAFLET_MAP__PLUGIN_DIR . 'class.admin.php'; |
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|
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// init admin |
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Leaflet_Map_Admin::init(); |
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|
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add_action( 'plugins_loaded', array('Leaflet_Map', 'load_text_domain' )); |
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|
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add_action( 'wp_enqueue_scripts', array('Leaflet_Map', 'enqueue_and_register') ); |
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|
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/* |
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allows maps on excerpts |
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todo? should be optional somehow (admin setting?) |
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*/ |
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add_filter('the_excerpt', 'do_shortcode'); |
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} |
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|
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/** |
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* Includes and adds shortcodes |
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*/ |
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private function add_shortcodes() |
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{ |
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// shortcodes |
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$shortcode_dir = LEAFLET_MAP__PLUGIN_DIR . 'shortcodes/'; |
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|
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foreach ($this->_shortcodes as $shortcode => $details) { |
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include_once $shortcode_dir . $details['file']; |
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add_shortcode($shortcode, array($details['class'], 'shortcode')); |
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} |
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} |
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|
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/** |
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* Triggered when user uninstalls/removes plugin |
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*/ |
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public static function uninstall() |
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{ |
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// remove settings in db |
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// think it needs to be included again (because __construct |
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// won't need to execute) |
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include_once LEAFLET_MAP__PLUGIN_DIR . 'class.plugin-settings.php'; |
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$settings = Leaflet_Map_Plugin_Settings::init(); |
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$settings->reset(); |
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|
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// remove geocoder locations in db |
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include_once LEAFLET_MAP__PLUGIN_DIR . 'class.geocoder.php'; |
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Leaflet_Geocoder::remove_caches(); |
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} |
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|
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/** |
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* Loads Translations |
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*/ |
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public static function load_text_domain() |
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{ |
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load_plugin_textdomain( 'leaflet-map', false, dirname( plugin_basename( LEAFLET_MAP__PLUGIN_FILE ) ) . '/languages/' ); |
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} |
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|
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/** |
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* Enqueue and register styles and scripts (called in __construct) |
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*/ |
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public static function enqueue_and_register() |
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{ |
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/* defaults from db */ |
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// Leaflet_Map_Plugin_Settings |
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include_once LEAFLET_MAP__PLUGIN_DIR . 'class.plugin-settings.php'; |
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$settings = Leaflet_Map_Plugin_Settings::init(); |
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|
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$js_url = $settings->get('js_url'); |
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$css_url = $settings->get('css_url'); |
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|
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wp_register_style('leaflet_stylesheet', $css_url, Array(), null, false); |
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wp_register_script('leaflet_js', $js_url, Array(), null, true); |
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|
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// new required MapQuest javascript file |
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$tiling_service = $settings->get('default_tiling_service'); |
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|
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if ($tiling_service == 'mapquest') { |
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$mapquest_js_url = 'https://www.mapquestapi.com/sdk/leaflet/v2.2/mq-map.js?key=%s'; |
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$mq_appkey = $settings->get('mapquest_appkey'); |
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$mapquest_js_url = sprintf($mapquest_js_url, $mq_appkey); |
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|
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wp_register_script('leaflet_mapquest_plugin', $mapquest_js_url, Array('leaflet_js'), '2.0', true); |
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} |
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|
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// optional ajax geojson plugin |
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wp_register_script('tmcw_togeojson', 'https://cdn.rawgit.com/mapbox/togeojson/master/togeojson.js', Array('jquery'), LEAFLET_MAP__PLUGIN_VERSION, false); |
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|
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if (defined('WP_DEBUG') && WP_DEBUG) { |
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$minified = ''; |
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} else { |
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$minified = '.min'; |
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} |
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|
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wp_register_script('leaflet_ajax_geojson_js', plugins_url(sprintf('scripts/leaflet-ajax-geojson%s.js', $minified), __FILE__), Array('tmcw_togeojson', 'leaflet_js'), LEAFLET_MAP__PLUGIN_VERSION, false); |
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|
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wp_register_script('leaflet_svg_icon_js', plugins_url(sprintf('scripts/leaflet-svg-icon%s.js', $minified), __FILE__), Array('leaflet_js'), LEAFLET_MAP__PLUGIN_VERSION, false); |
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|
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/* run a construct function in the document head for subsequent functions to use (it is lightweight) */ |
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wp_enqueue_script('wp_leaflet_map', plugins_url(sprintf('scripts/construct-leaflet-map%s.js', $minified), __FILE__), Array('leaflet_js'), LEAFLET_MAP__PLUGIN_VERSION, false); |
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} |
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|
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/** |
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* Filter for removing nulls from array |
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* |
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* @param array $arr |
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* |
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* @return array with nulls removed |
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*/ |
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public function filter_null($arr) |
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{ |
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if (!function_exists('remove_null')) { |
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function remove_null ($var) { |
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return $var !== null; |
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} |
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} |
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|
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return array_filter($arr, 'remove_null'); |
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} |
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|
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/** |
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* Sanitize JSON |
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* |
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* Takes options for filtering/correcting inputs for use in JavaScript |
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* |
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* @param array $arr user-input array |
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* @param array $args array with key-value definitions on how to convert values |
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* @return array corrected for JavaScript |
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*/ |
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public function json_sanitize($arr, $args) |
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{ |
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// remove nulls |
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$arr = self::filter_null($arr); |
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|
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// sanitize output |
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$args = array_intersect_key($args, $arr); |
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$arr = filter_var_array($arr, $args); |
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|
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return json_encode($arr); |
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} |
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|
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/** |
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* Get Style JSON for map shapes/geojson (svg or canvas) |
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* |
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* Takes atts for creating shapes on the map |
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* |
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* @param array $atts user-input array |
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* |
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* @return array corrected for JavaScript |
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*/ |
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public function get_style_json($atts) |
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{ |
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if ($atts) { |
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extract($atts); |
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} |
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|
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// from http://leafletjs.com/reference-1.0.3.html#path |
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$style = array( |
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'stroke' => isset($stroke) ? $stroke : null, |
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'color' => isset($color) ? $color : null, |
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'weight' => isset($weight) ? $weight : null, |
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'opacity' => isset($opacity) ? $opacity : null, |
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'lineCap' => isset($linecap) ? $linecap : null, |
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'lineJoin' => isset($linejoin) ? $linejoin : null, |
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'dashArray' => isset($dasharray) ? $dasharray : null, |
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'dashOffset' => isset($dashoffset) ? $dashoffset : null, |
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'fill' => isset($fill) ? $fill : null, |
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'fillColor' => isset($fillcolor) ? $fillcolor : null, |
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'fillOpacity' => isset($fillopacity) ? $fillopacity : null, |
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'fillRule' => isset($fillrule) ? $fillrule : null, |
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'className' => isset($classname) ? $classname : null, |
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); |
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|
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$args = array( |
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'stroke' => FILTER_VALIDATE_BOOLEAN, |
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'color' => FILTER_SANITIZE_STRING, |
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'weight' => FILTER_VALIDATE_FLOAT, |
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'opacity' => FILTER_VALIDATE_FLOAT, |
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'lineCap' => FILTER_SANITIZE_STRING, |
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'lineJoin' => FILTER_SANITIZE_STRING, |
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'dashArray' => FILTER_SANITIZE_STRING, |
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'dashOffset' => FILTER_SANITIZE_STRING, |
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'fill' => FILTER_VALIDATE_BOOLEAN, |
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'fillColor' => FILTER_SANITIZE_STRING, |
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'fillOpacity' => FILTER_VALIDATE_FLOAT, |
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'fillRule' => FILTER_SANITIZE_STRING, |
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'className' => FILTER_SANITIZE_STRING |
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); |
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|
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return $this->json_sanitize($style, $args); |
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} |
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|
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/** |
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* Add Popups to Shapes |
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* |
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* used by leaflet-marker, leaflet-line and leaflet-circle |
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* |
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* @param array $atts user-input array |
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* @param string $content text to display |
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* @param string $shape JavaScript variable for shape |
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* |
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* @return null |
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*/ |
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public function add_popup_to_shape($atts, $content, $shape) |
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{ |
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if (!empty($atts)) { |
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extract($atts); |
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} |
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|
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$message = empty($message) ? |
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(empty($content) ? '' : $content) : $message; |
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$message = str_replace(array("\r\n", "\n", "\r"), '<br>', $message); |
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$message = htmlspecialchars($message); |
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$visible = empty($visible) ? false : ($visible == 'true'); |
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|
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if (!empty($message)) { |
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echo "{$shape}.bindPopup(window.WPLeafletMapPlugin.unescape('{$message}'))"; |
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if ($visible) { |
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echo ".openPopup()"; |
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} |
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echo ";"; |
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} |
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} |
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} |
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|
