<?php
class GrandComicsDatabaseBridge extends BridgeAbstract {

	const MAINTAINER = 'corenting';
	const NAME = 'Grand Comics Database Bridge';
	const URI = 'https://www.comics.org/';
	const CACHE_TIMEOUT = 7200; // 2h
	const DESCRIPTION = 'Returns the latest comics added to a series timeline';
	const PARAMETERS = array( array(
		'series' => array(
			'name' => 'Series id (from the timeline URL)',
			'required' => true,
			'exampleValue' => '63051',
		),
	));

	public function collectData(){

		$url = self::URI . 'series/' . $this->getInput('series') . '/details/timeline/';
		$html = getSimpleHTMLDOM($url)
			or returnServerError('Error while downloading the website content');

		$table = $html->find('table', 0);
		$list = array_reverse($table->find('[class^=row_even]'));
		$seriesName = $html->find('span[id=series_name]', 0)->innertext;

		// Get row headers
		$rowHeaders = $table->find('th');
		foreach($list as $article) {

			// Skip empty rows
			$emptyRow = $article->find('td.empty_month');
			if (count($emptyRow) != 0) {
				continue;
			}

			$rows = $article->find('td');
			$key_date = $rows[0]->innertext;

			// Get URL too
			$uri = 'https://www.comics.org' . $article->find('a')[0]->href;

			// Build content
			$content = '';
			for($i = 0; $i < count($rowHeaders); $i++) {
				$headerItem = $rowHeaders[$i]->innertext;
				$rowItem = $rows[$i]->innertext;
				$content = $content . $headerItem . ': ' . $rowItem . '<br/>';
			}

			// Build final item
			$content = str_replace('href="/', 'href="' . static::URI, $content);
			$item = array();
			$item['title'] = $seriesName . ' - ' . $key_date;
			$item['timestamp'] = strtotime($key_date);
			$item['content'] = str_get_html($content);
			$item['uri'] = $uri;

			$this->items[] = $item;
		}
	}
}
