<?php
class FlickrExploreBridge extends BridgeAbstract{

	public function loadMetadatas() {

		$this->maintainer = "sebsauvage";
		$this->name = "Flickr Explore";
		$this->uri = "https://www.flickr.com/explore";
		$this->description = "Returns the latest interesting images from Flickr";
		$this->update = '2016-08-17';

	}

    public function collectData(array $param){
        $html = $this->file_get_html('https://www.flickr.com/explore') or $this->returnServerError('Could not request Flickr.');

        foreach($html->find('.photo-list-photo-view') as $element) {
						// Get the styles
						$style = explode(';', $element->style);
						// Get the background-image style
						$backgroundImage = explode(':', end($style));
						// URI type : url(//cX.staticflickr.com/X/XXXXX/XXXXXXXXX.jpg)
						$imageURI = trim(str_replace(['url(', ')'], '', end($backgroundImage)));
						// Get the image ID
						$imageURIs = explode('_', basename($imageURI));
						$imageID = reset($imageURIs);

						// Get the image JSON via Flickr API
						$imageJSON = json_decode(file_get_contents('https://api.flickr.com/services/rest/?method=flickr.photos.getInfo&api_key=103b574d49bd51f0e18bfe907da44a0f&photo_id='.$imageID.'&format=json&nojsoncallback=1')) or $this->returnServerError('Could not request Flickr.'); // FIXME: Request time too long...

            $item = new \Item();
            $item->uri = 'https://flickr.com/photo.gne?id='.$imageID;
            $item->content = '<a href="' . $item->uri . '"><img src="' . $imageURI . '" /></a>'; // FIXME: Filter javascript ?
            $item->title = $imageJSON->photo->title->_content;
            $this->items[] = $item;
        }
    }

    public function getCacheDuration(){
        return 21600; // 6 hours
    }
}