rss-bridge/bridges/InstagramBridge.php

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<?php
/**
* RssBridgeInstagram
* Returns the newest photos
*
* @name Instagram Bridge
* @description Returns the newest images
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* @maintainer pauder
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* @use1(u="username")
*/
class InstagramBridge extends BridgeAbstract{
private $request;
public function collectData(array $param){
$html = '';
if (isset($param['u'])) { /* user timeline mode */
$this->request = $param['u'];
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$html = file_get_html('http://instagram.com/'.urlencode($this->request)) or $this->returnError('Could not request Instagram.', 404);
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}
else {
$this->returnError('You must specify a Instagram username (?u=...).', 400);
}
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$innertext = null;
foreach($html->find('script') as $script)
{
if ('' === $script->innertext) {
continue;
}
$pos = strpos(trim($script->innertext), 'window._sharedData');
if (0 !== $pos)
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{
continue;
}
$innertext = $script->innertext;
break;
}
$json = trim(substr($innertext, $pos+18), ' =;');
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$data = json_decode($json);
$userMedia = $data->entry_data->UserProfile[0]->userMedia;
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foreach($userMedia as $media)
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{
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$image = $media->images->standard_resolution;
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$item = new \Item();
$item->uri = $media->link;
$item->content = '<img src="' . htmlentities($image->url) . '" width="'.htmlentities($image->width).'" height="'.htmlentities($image->height).'" />';
if (isset($media->caption))
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{
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$item->title = $media->caption->text;
} else {
$item->title = basename($image->url);
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}
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$item->timestamp = $media->created_time;
$this->items[] = $item;
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}
}
public function getName(){
return (!empty($this->request) ? $this->request .' - ' : '') .'Instagram Bridge';
}
public function getURI(){
return 'http://instagram.com/';
}
public function getCacheDuration(){
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return 3600;
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}
}