mirror of
https://github.com/netzmacht/contao-leaflet-maps.git
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Rename MapService to MapProvider
This commit is contained in:
David Molineus
243
src/Netzmacht/Contao/Leaflet/MapProvider.php
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243
src/Netzmacht/Contao/Leaflet/MapProvider.php
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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;
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use Netzmacht\Contao\Leaflet\Event\GetJavascriptEvent;
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use Netzmacht\Contao\Leaflet\Filter\Filter;
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use Netzmacht\Contao\Leaflet\Frontend\DataController;
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use Netzmacht\Contao\Leaflet\Frontend\RequestUrl;
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use Netzmacht\Contao\Leaflet\Mapper\DefinitionMapper;
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use Netzmacht\Contao\Leaflet\Model\LayerModel;
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use Netzmacht\Contao\Leaflet\Model\MapModel;
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use Netzmacht\LeafletPHP\Assets;
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use Netzmacht\LeafletPHP\Value\GeoJson\FeatureCollection;
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use Netzmacht\LeafletPHP\Definition\Map;
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use Netzmacht\LeafletPHP\Leaflet;
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use Symfony\Component\EventDispatcher\EventDispatcherInterface as EventDispatcher;
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/**
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* Class MapProvider.
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*
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* @package Netzmacht\Contao\Leaflet
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*/
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class MapProvider
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{
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/**
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* The definition mapper.
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*
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* @var DefinitionMapper
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*/
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private $mapper;
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/**
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* The leaflet service.
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*
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* @var Leaflet
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*/
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private $leaflet;
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/**
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* The event dispatcher.
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*
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* @var EventDispatcher
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*/
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private $eventDispatcher;
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/**
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* The request input.
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*
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* @var \Input
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*/
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private $input;
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/**
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* Map assets collector.
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*
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* @var Assets
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*/
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private $assets;
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/**
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* Construct.
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*
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* @param DefinitionMapper $mapper The definition mapper.
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* @param Leaflet $leaflet The Leaflet instance.
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* @param EventDispatcher $eventDispatcher The Contao event dispatcher.
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* @param \Input $input Thw request input.
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* @param Assets $assets Assets handler.
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*/
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public function __construct(
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DefinitionMapper $mapper,
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Leaflet $leaflet,
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EventDispatcher $eventDispatcher,
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\Input $input,
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Assets $assets
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) {
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$this->mapper = $mapper;
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$this->leaflet = $leaflet;
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$this->eventDispatcher = $eventDispatcher;
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$this->input = $input;
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$this->assets = $assets;
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}
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/**
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* Get map definition.
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*
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* @param MapModel|int $mapId The map database id. MapModel accepted as well.
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* @param Filter $filter Optional request filter.
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* @param string $elementId Optional element id. If none given the mapId or alias is used.
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*
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* @return Map
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*/
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public function getDefinition($mapId, Filter $filter = null, $elementId = null)
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{
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if ($mapId instanceof MapModel) {
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$model = $mapId;
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$mapId = $model->id;
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} else {
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$model = $this->getModel($mapId);
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}
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RequestUrl::setFor($elementId ?: $mapId);
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$definition = $this->mapper->reset()->handle($model, $filter, $elementId);
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RequestUrl::setFor(null);
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return $definition;
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}
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/**
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* Get map model.
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*
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* @param int|string $mapId Model id or alias.
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*
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* @return MapModel
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*
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* @throws \InvalidArgumentException If no model is found.
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*/
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public function getModel($mapId)
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{
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$model = MapModel::findByIdOrAlias($mapId);
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if ($model === null) {
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throw new \InvalidArgumentException(sprintf('Model "%s" not found', $mapId));
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}
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return $model;
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}
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/**
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* Get map javascript.
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*
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* @param MapModel|int $mapId The map database id. MapModel accepted as well.
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* @param Filter $filter Optional request filter.
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* @param string $elementId Optional element id. If none given the mapId or alias is used.
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* @param string $template The template being used for generating.
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* @param string $style Optional style attributes.
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*
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* @return string
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* @throws \Exception If generating went wrong.
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*
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* @SuppressWarnings(PHPMD.UnusedFormalParameter)
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* @SuppressWarnings(PHPMD.UnusedLocalVariable)
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*/
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public function generate(
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$mapId,
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Filter $filter = null,
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$elementId = null,
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$template = 'leaflet_map_js',
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$style = ''
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) {
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$definition = $this->getDefinition($mapId, $filter, $elementId);
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$template = \Controller::getTemplate($template);
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// @codingStandardsIgnoreStart - Set for the template.
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$javascript = $this->leaflet->build($definition, $this->assets);
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$mapId = $definition->getId();
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// @codingStandardsIgnoreEnd
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ob_start();
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include $template;
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$content = ob_get_contents();
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ob_end_clean();
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$event = new GetJavascriptEvent($definition, $content);
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$this->eventDispatcher->dispatch($event::NAME, $event);
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return $event->getJavascript();
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}
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/**
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* Get feature collection of a layer.
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*
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* @param LayerModel|int $layerId The layer database id or layer model.
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* @param Filter|null $filter Filter data.
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*
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* @return FeatureCollection
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*
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* @throws \InvalidArgumentException If a layer could not be found.
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*/
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public function getFeatureCollection($layerId, Filter $filter = null)
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{
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if ($layerId instanceof LayerModel) {
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$model = $layerId;
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} else {
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$model = LayerModel::findByPK($layerId);
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}
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if (!$model || !$model->active) {
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throw new \InvalidArgumentException(sprintf('Could not find layer "%s"', $layerId));
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}
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return $this->mapper->handleGeoJson($model, $filter);
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}
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/**
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* Handle ajax request.
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*
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* @param string $identifier The request identifier.
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* @param bool $exit Exit if ajax request is detected.
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*
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* @return void
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* @throws \RuntimeException IF the input data does not match.
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*
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* @SuppressWarnings(PHPMD.ExitExpression)
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*/
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public function handleAjaxRequest($identifier, $exit = true)
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{
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$input = $this->input->get('leaflet', true);
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// Handle ajax request.
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if ($input) {
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$data = explode(',', base64_decode($input));
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$data[] = $this->input->get('f');
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$data[] = $this->input->get('v');
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if (count($data) != 6) {
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throw new \RuntimeException('Bad request. Could not resolve query params');
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}
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$data = array_combine(array('for', 'type', 'id', 'format', 'filter', 'values'), $data);
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$data = array_filter($data);
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if (empty($data['for']) || $data['for'] != $identifier) {
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return;
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}
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$controller = new DataController($this, $data);
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$controller->execute();
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if ($exit) {
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exit;
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}
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}
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}
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}
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