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<?php |
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/** |
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* Map Shortcode |
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* |
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* Displays map with [leaflet-map ...atts] |
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* |
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* JavaScript equivalent : L.map("id"); |
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* |
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* @category Shortcode |
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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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require_once LEAFLET_MAP__PLUGIN_DIR . 'shortcodes/class.shortcode.php'; |
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|
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/** |
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* Leaflet_Map_Shortcode Class |
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*/ |
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class Leaflet_Map_Shortcode extends Leaflet_Shortcode |
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{ |
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/** |
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* Instantiate class |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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|
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$this->enqueue(); |
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} |
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|
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/** |
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* Enqueue Scripts and Styles for Leaflet |
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* |
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* @return null |
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*/ |
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protected function enqueue() |
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{ |
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wp_enqueue_style('leaflet_stylesheet'); |
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wp_enqueue_script('wp_leaflet_map'); |
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|
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if (wp_script_is('leaflet_mapquest_plugin', 'registered')) { |
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// mapquest doesn't accept direct tile access as of July 11, 2016 |
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wp_enqueue_script('leaflet_mapquest_plugin'); |
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} |
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|
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// enqueue user-defined scripts |
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// ! will fire for each map |
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do_action('leaflet_map_enqueue'); |
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} |
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|
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/** |
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* Merge shortcode options with default options |
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* |
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* @param array|string $atts key value pairs from shortcode |
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* |
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* @return array new atts, which is actually an array |
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*/ |
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protected function getAtts($atts='') |
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{ |
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$atts = (array) $atts; |
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extract($atts, EXTR_SKIP); |
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|
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$settings = Leaflet_Map_Plugin_Settings::init(); |
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|
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$atts['zoom'] = array_key_exists('zoom', $atts) ? |
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$zoom : $settings->get('default_zoom'); |
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$atts['height'] = empty($height) ? |
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$settings->get('default_height') : $height; |
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$atts['width'] = empty($width) ? $settings->get('default_width') : $width; |
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$atts['zoomcontrol'] = isset($zoomControl) |
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? $zoomControl |
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: (array_key_exists('zoomcontrol', $atts) |
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? $zoomcontrol |
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: $settings->get('show_zoom_controls')); |
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$atts['min_zoom'] = array_key_exists('min_zoom', $atts) ? |
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$min_zoom : $settings->get('default_min_zoom'); |
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$atts['max_zoom'] = empty($max_zoom) ? |
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$settings->get('default_max_zoom') : $max_zoom; |
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$atts['scrollwheel'] = isset($scrollWheelZoom) |
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? $scrollWheelZoom |
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: (array_key_exists('scrollwheel', $atts) |
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? $scrollwheel |
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: $settings->get('scroll_wheel_zoom')); |
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$atts['doubleclickzoom'] = isset($doubleClickZoom) |
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? $doubleClickZoom |
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: (array_key_exists('doubleclickzoom', $atts) |
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? $doubleclickzoom |
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: $settings->get('double_click_zoom')); |
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|
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// @deprecated backwards-compatible fit_markers |
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$atts['fit_markers'] = array_key_exists('fit_markers', $atts) ? |
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$fit_markers : $settings->get('fit_markers'); |
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|
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// fitbounds is what it should be called @since v2.12.0 |
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$atts['fitbounds'] = array_key_exists('fitbounds', $atts) ? |
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$fitbounds : $atts['fit_markers']; |
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|
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/* allow percent, but add px for ints */ |
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$atts['height'] .= is_numeric($atts['height']) ? 'px' : ''; |
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$atts['width'] .= is_numeric($atts['width']) ? 'px' : ''; |
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|
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/* |
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need to allow 0 or empty for removal of attribution |
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*/ |
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if (!array_key_exists('attribution', $atts)) { |
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$atts['attribution'] = $settings->get('default_attribution'); |
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} |
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|
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/* allow a bunch of other (boolean) options */ |
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// http://leafletjs.com/reference.html#map |
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$map_options = array( |
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'closePopupOnClick' => isset($closePopupOnClick) |
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? $closePopupOnClick |
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: (isset($closepopuponclick) |
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? $closepopuponclick |
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: null), |
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'trackResize' => isset($trackResize) |
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? $trackResize |
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: (isset($trackresize) |
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? $trackresize |
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: null), |
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'boxZoom' => isset($boxzoom) |
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? $boxzoom |
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: (isset($boxZoom) |
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? $boxZoom |
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: null), |
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'touchZoom' => isset($touchZoom) ? $touchZoom : null, |
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'dragging' => isset($dragging) ? $dragging : null, |
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'keyboard' => isset($keyboard) ? $keyboard : null, |
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'zoomAnimation' => isset($zoomAnimation) ? $zoomAnimation : null, |
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'fadeAnimation' => isset($fadeAnimation) ? $fadeAnimation : null, |
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'markerZoomAnimation' => isset($markerZoomAnimation) ? $markerZoomAnimation : null, |
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'inertia' => isset($inertia) ? $inertia : null, |
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'worldCopyJump' => isset($worldCopyJump) ? $worldCopyJump : null, |
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'tap' => isset($tap) ? $tap : null, |
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'bounceAtZoomLimits' => isset($bounceAtZoomLimits) ? $bounceAtZoomLimits : null, |
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// defined above, but can be validated here |
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'zoomControl' => $atts['zoomcontrol'], |
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'scrollWheelZoom' => $atts['scrollwheel'], |
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'doubleClickZoom' => $atts['doubleclickzoom'] |
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); |
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|
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// filter out nulls |
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$map_options = $this->LM->filter_null($map_options); |
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|
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// custom field for moving to JavaScript |
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$map_options['fitBounds'] = $atts['fitbounds']; |
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|
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// change string booleans to booleans |
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$map_options = filter_var_array($map_options, FILTER_VALIDATE_BOOLEAN); |
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|
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// add min/max zoom validations |
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$zoom_options = array( |
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'minZoom' => $atts['min_zoom'], |
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'maxZoom' => $atts['max_zoom'] |
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); |
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|
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$zoom_options = filter_var_array($zoom_options, FILTER_VALIDATE_FLOAT); |
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|
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$map_options = array_merge( |
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$map_options, |
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$zoom_options |
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); |
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|
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// update atts too |
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$atts['minZoom'] = $zoom_options['minZoom']; |
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$atts['maxZoom'] = $zoom_options['maxZoom']; |
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$map_options['maxBounds'] = isset($maxbounds) ? $this->LM->convert_bounds_str_to_arr($maxbounds) : null; |
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|
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// custom field for moving to javascript |
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// filter out any unwanted HTML tags (including img) |
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if ($atts['attribution'] !== 0) { |
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$map_options['attribution'] = wp_kses_post($atts['attribution']); |
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} |
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|
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// wrap as JSON |
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$atts['map_options'] = json_encode($map_options); |
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|
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// get raw variables, allowing for JavaScript variables in values |
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$raw_map_options = array(); |
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foreach($map_options as $key=>$val) { |
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$original_value = isset($atts[$key]) ? $atts[$key] : null; |
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|
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$liquid = $this->LM->liquid($original_value); |
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|
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if ($liquid && isset($liquid['raw']) && $liquid['raw']) { |
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// raw leaves original value un-quoted |
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$raw_map_options[$key] = $liquid['original']; |
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} |
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} |
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|
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$atts['raw_map_options'] = $this->LM->rawDict($raw_map_options); |
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|
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$tile_layer_options = array( |
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'tileSize' => empty($tilesize) ? $settings->get('tilesize') : $tilesize, |
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'subdomains' => empty($subdomains) ? $settings->get('map_tile_url_subdomains') : $subdomains, |
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'id' => empty($mapid) ? $settings->get('mapid') : $mapid, |
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'accessToken' => empty($accesstoken) ? $settings->get('accesstoken') : $accesstoken, |
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'zoomOffset' => empty($zoomoffset) ? $settings->get('zoomoffset') : $zoomoffset, |
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'noWrap' => filter_var(empty($nowrap) ? $settings->get('tile_no_wrap') : $nowrap, FILTER_VALIDATE_BOOLEAN), |
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'maxZoom' => $atts['maxZoom'] |
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); |
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|
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|
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$tile_layer_options = $this->LM->filter_empty_string($tile_layer_options); |
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$tile_layer_options = $this->LM->filter_null($tile_layer_options); |
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|
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if (isset($tile_layer_options['subdomains']) && strpos($tile_layer_options['subdomains'], ',') !== false) { |
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// subdomains can be comma-separated |
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$tile_layer_options['subdomains'] = explode(',', $tile_layer_options['subdomains']); |
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} |
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|
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$atts['tile_layer_options'] = json_encode($tile_layer_options, JSON_NUMERIC_CHECK | JSON_UNESCAPED_SLASHES); |
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|
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// TODO: find a better way to do this |
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$validations = array( |
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'detect_retina' => FILTER_VALIDATE_BOOLEAN, |
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'zoom' => FILTER_VALIDATE_FLOAT, |
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'fitBounds' => FILTER_VALIDATE_BOOLEAN |
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); |
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|
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$atts = $this->LM->sanitize_inclusive($atts, $validations); |
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|
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return $atts; |
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} |
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|
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/** |
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* Get the div tag for the map to instantiate |
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* |
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* @param string $height |
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* @param string $width |
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* |
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* @return string HTML div element |
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*/ |
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protected function getDiv($height, $width) { |
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// div does not get wrapped in script tags |
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ob_start(); |
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?> |
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<div class="leaflet-map WPLeafletMap" style="height:<?php |
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echo htmlspecialchars($height); |
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?>; width:<?php |
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echo htmlspecialchars($width); |
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?>;"></div><?php |
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return ob_get_clean(); |
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} |
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|
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/** |
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* Get script for shortcode |
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* |
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* @param array $atts sometimes this is null |
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* @param string $content anything within a shortcode |
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* |
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* @return string HTML |
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*/ |
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protected function getHTML($atts='', $content=null) |
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{ |
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extract($this->getAtts($atts)); |
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|
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if (!empty($address)) { |
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/* try geocoding */ |
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include_once LEAFLET_MAP__PLUGIN_DIR . 'class.geocoder.php'; |
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$location = new Leaflet_Geocoder($address); |
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$lat = $location->lat; |
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$lng = $location->lng; |
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} |
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|
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$settings = Leaflet_Map_Plugin_Settings::init(); |
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|
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// map uses lat/lng |
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$lat = isset($lat) ? $lat : $settings->get('default_lat'); |
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$lng = isset($lng) ? $lng : $settings->get('default_lng'); |
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|
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// validate lat/lng |
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$lat = $this->LM->filter_float($lat); |
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$lng = $this->LM->filter_float($lng); |
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|
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/* |
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mapquest doesn't need tile urls |
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*/ |
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if (wp_script_is('leaflet_mapquest_plugin', 'registered')) { |
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$tileurl = ''; |
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} else { |
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$tileurl = empty($tileurl) ? $settings->get('map_tile_url') : $tileurl; |
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} |
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|
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$detect_retina = empty($detect_retina) ? $settings->get('detect_retina') : $detect_retina; |
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|
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$detect_retina = filter_var($detect_retina, FILTER_VALIDATE_BOOLEAN); |
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|
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/* should be iterated for multiple maps */ |
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ob_start(); |
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?>/*<script>*/ |
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var baseUrl = atob('<?php echo base64_encode(filter_var($tileurl, FILTER_SANITIZE_URL)); ?>'); |
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var base = (!baseUrl && window.MQ) ? |
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window.MQ.mapLayer() : L.tileLayer(baseUrl, |
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L.Util.extend({}, { |
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detectRetina: <?php echo $detect_retina ? '1' : '0'; ?>, |
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}, |
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<?php echo $tile_layer_options; ?> |
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) |
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); |
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var options = L.Util.extend({}, { |
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layers: [base], |
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attributionControl: false |
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}, |
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<?php echo $map_options; ?>, |
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<?php echo $raw_map_options; ?> |
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); |
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window.WPLeafletMapPlugin.createMap(options).setView(<?php |
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echo '[' . $lat . ',' . $lng . '],' . $zoom; |
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?>);<?php |
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|
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$show_scale = isset($show_scale) ? $show_scale : $settings->get('show_scale'); |
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|
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if ($show_scale) { |
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echo do_shortcode('[leaflet-scale noScriptWrap]'); |
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} |
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|
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$script = ob_get_clean(); |
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|
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return $this->getDiv($height, $width) . $this->wrap_script($script, 'WPLeafletMapShortcode'); |
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} |
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} |
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|
