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path: root/bridges/PikabuBridge.php
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<?php
class PikabuBridge extends BridgeAbstract {

	const NAME = 'Пикабу';
	const URI = 'https://pikabu.ru';
	const DESCRIPTION = 'Выводит посты по тегу';
	const MAINTAINER = 'em92';

	const PARAMETERS_FILTER = array(
		'name' => 'Фильтр',
		'type' => 'list',
		'values' => array(
			'Горячее' => 'hot',
			'Свежее' => 'new',
		),
		'defaultValue' => 'hot'
	);

	const PARAMETERS = array(
		'По тегу' => array(
			'tag' => array(
				'name' => 'Тег',
				'exampleValue' => 'it',
				'required' => true
			),
			'filter' => self::PARAMETERS_FILTER
		),
		'По сообществу' => array(
			'community' => array(
				'name' => 'Сообщество',
				'exampleValue' => 'linux',
				'required' => true
			),
			'filter' => self::PARAMETERS_FILTER
		),
		'По пользователю' => array(
			'user' => array(
				'name' => 'Пользователь',
				'exampleValue' => 'admin',
				'required' => true
			)
		)
	);

	protected $title = null;

	public function getURI() {
		if ($this->getInput('tag')) {
			return self::URI . '/tag/' . rawurlencode($this->getInput('tag')) . '/' . rawurlencode($this->getInput('filter'));
		} else if ($this->getInput('user')) {
			return self::URI . '/@' . rawurlencode($this->getInput('user'));
		} else if ($this->getInput('community')) {
			$uri = self::URI . '/community/' . rawurlencode($this->getInput('community'));
			if ($this->getInput('filter') != 'hot') {
				$uri .= '/' . rawurlencode($this->getInput('filter'));
			}
			return $uri;
		} else {
			return parent::getURI();
		}
	}

	public function getIcon() {
		return 'https://cs.pikabu.ru/assets/favicon.ico';
	}

	public function getName() {
		if (is_null($this->title)) {
			return parent::getName();
		} else {
			return $this->title . ' - ' . parent::getName();
		}
	}

	public function collectData(){
		$link = $this->getURI();

		$text_html = getContents($link) or returnServerError('Could not fetch ' . $link);
		$text_html = iconv('windows-1251', 'utf-8', $text_html);
		$html = str_get_html($text_html);

		$this->title = $html->find('title', 0)->innertext;

		foreach($html->find('article.story') as $post) {
			$time = $post->find('time.story__datetime', 0);
			if (is_null($time)) continue;

			$el_to_remove_selectors = array(
				'.story__read-more',
				'svg.story-image__stretch',
			);

			foreach($el_to_remove_selectors as $el_to_remove_selector) {
				foreach($post->find($el_to_remove_selector) as $el) {
					$el->outertext = '';
				}
			}

			foreach($post->find('[data-type=gifx]') as $el) {
				$src = $el->getAttribute('data-source');
				$el->outertext = '<img src="' . $src . '">';
			}

			foreach($post->find('img') as $img) {
				$src = $img->getAttribute('src');
				if (!$src) {
					$src = $img->getAttribute('data-src');
					if (!$src) {
						continue;
					}
				}
				$img->outertext = '<img src="' . $src . '">';
			}

			$categories = array();
			foreach($post->find('.tags__tag') as $tag) {
				if ($tag->getAttribute('data-tag')) {
					$categories[] = $tag->innertext;
				}
			}

			$title = $post->find('.story__title-link', 0);

			$item = array();
			$item['categories'] = $categories;
			$item['author'] = $post->find('.user__nick', 0)->innertext;
			$item['title'] = $title->plaintext;
			$item['content'] = strip_tags(backgroundToImg($post->find('.story__content-inner', 0)->innertext), '<br><p><img>');
			$item['uri'] = $title->href;
			$item['timestamp'] = strtotime($time->getAttribute('datetime'));
			$this->items[] = $item;
		}
	}
}