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<?php
class DribbbleBridge extends BridgeAbstract {
const MAINTAINER = 'quentinus95';
const NAME = 'Dribbble popular shots';
const URI = 'https://dribbble.com';
const CACHE_TIMEOUT = 1800;
const DESCRIPTION = 'Returns the newest popular shots from Dribbble.';
public function getIcon() {
return 'https://cdn.dribbble.com/assets/
favicon-63b2904a073c89b52b19aa08cebc16a154bcf83fee8ecc6439968b1e6db569c7.ico';
}
public function collectData(){
$html = getSimpleHTMLDOM(self::URI . '/shots')
or returnServerError('Error while downloading the website content');
$json = $this->loadEmbeddedJsonData($html);
foreach($html->find('li[id^="screenshot-"]') as $shot) {
$item = [];
$additional_data = $this->findJsonForShot($shot, $json);
if ($additional_data === null) {
$item['uri'] = self::URI . $shot->find('a', 0)->href;
$item['title'] = $shot->find('.dribbble-over strong', 0)->plaintext;
} else {
$item['timestamp'] = strtotime($additional_data['published_at']);
$item['uri'] = self::URI . $additional_data['path'];
$item['title'] = $additional_data['title'];
}
$item['author'] = trim($shot->find('.attribution-user a', 0)->plaintext);
$description = $shot->find('.comment', 0);
$item['content'] = $description === null ? '' : $description->plaintext;
$preview_path = $shot->find('picture source', 0)->attr['srcset'];
$item['content'] .= $this->getImageTag($preview_path, $item['title']);
$item['enclosures'] = [$this->getFullSizeImagePath($preview_path)];
$this->items[] = $item;
}
}
private function loadEmbeddedJsonData($html){
$json = [];
$scripts = $html->find('script');
foreach($scripts as $script) {
if(strpos($script->innertext, 'newestShots') !== false) {
// fix single quotes
$script->innertext = str_replace('\'', '"', $script->innertext);
// fix JavaScript JSON (why do they not adhere to the standard?)
$script->innertext = preg_replace('/(\w+):/i', '"\1":', $script->innertext);
// find beginning of JSON array
$start = strpos($script->innertext, '[');
// find end of JSON array, compensate for missing character!
$end = strpos($script->innertext, '];') + 1;
// convert JSON to PHP array
$json = json_decode(substr($script->innertext, $start, $end - $start), true);
break;
}
}
return $json;
}
private function findJsonForShot($shot, $json){
foreach($json as $element) {
if(strpos($shot->getAttribute('id'), (string)$element['id']) !== false) {
return $element;
}
}
return null;
}
private function getImageTag($preview_path, $title){
return sprintf(
'<br /> <a href="%s"><img src="%s" alt="%s" /></a>',
$this->getFullSizeImagePath($preview_path),
$preview_path,
$title
);
}
private function getFullSizeImagePath($preview_path){
return str_replace('_1x', '', $preview_path);
}
}
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