2014-12-29 12:17:40 +01:00
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<?php
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/**
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* @package dev
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* @author David Molineus <david.molineus@netzmacht.de>
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* @copyright 2014 netzmacht creative David Molineus
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* @license LGPL 3.0
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* @filesource
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*
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*/
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namespace Netzmacht\Contao\Leaflet\Subscriber;
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use Netzmacht\Javascript\Event\BuildEvent;
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use Netzmacht\LeafletPHP\Definition\Map;
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use Symfony\Component\EventDispatcher\EventSubscriberInterface;
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/**
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* Class EncoderSubscriber subscribes to the internal encoding event dispatcher.
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*
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* @package Netzmacht\Contao\Leaflet\Subscriber
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*/
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class EncoderSubscriber implements EventSubscriberInterface
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{
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/**
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* {@inheritdoc}
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*/
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public static function getSubscribedEvents()
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{
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return array(
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BuildEvent::NAME => array(
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array('startWrapper', 1000),
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array('addAttribution'),
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array('endWrapper', -1000)
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)
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);
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}
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/**
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* Add contao-leaflet attribution.
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*
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* @param BuildEvent $event
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*/
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public function addAttribution(BuildEvent $event)
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{
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$object = $event->getObject();
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if ($object instanceof Map) {
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$attribution = <<<HTML
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2014-12-29 16:23:08 +01:00
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map.map.attributionControl.addAttribution(
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2014-12-29 12:17:40 +01:00
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'<a href="http://www.netzmacht.de/contao-leaflet">netzmacht <em>creative</em></a>'
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);
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HTML;
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$event->getOutput()->addLine($attribution);
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}
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}
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/**
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* Start the wrapper.
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*
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* The encoded map is wrapped so that it is added to window.ContaoLeaflet. You can subscribe the
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* "mapadded" event on window.ContaoLeaflet if you can to do some customize stuff.
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*
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* @param BuildEvent $event The subscribed event.
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*
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* @return void
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*/
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public function startWrapper(BuildEvent $event)
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{
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$object = $event->getObject();
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if ($object instanceof Map) {
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$line = sprintf('window.ContaoLeaflet.addMap(\'%s\', (function() {', $object->getId());
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$event->getOutput()->addLine($line);
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}
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}
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/**
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* End the wrapper.
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*
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* @param BuildEvent $event The subscribed event.
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*
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* @return void
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*/
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public function endWrapper(BuildEvent $event)
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{
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$object = $event->getObject();
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if ($object instanceof Map) {
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$line = 'return map; })());';
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$event->getOutput()->addLine($line);
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}
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}
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}
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