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Parsing Flickr Feed with PHP tutorial

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This is a small tutorial that guide you to use a small php function that parse the flickr\'s feed and output a simply thumbs gallery. Than you can customize the output using css style sheets. Here you can find the functions, follow the link to read the tutorial.

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  1. function attr($s,$attrname) { // return html attribute
  2. 	preg_match_all('#\s*('.$attrname.')\s*=\s*["|\']([^"\']*)["|\']\s*#i', $s, $x);
  3. 	if (count($x)>=3) return $x[2][0]; else return "";
  4. }
  5.  
  6. // id = id of the feed
  7. // n = number of thumbs
  8. function parseFlickrFeed($id,$n) {
  9. 	$url = "http://api.flickr.com/services/feeds/photos_public.gne?id={$id}&lang=it-it&format=rss_200";
  10. 	$s = file_get_contents($url);
  11. 	preg_match_all('#<item>(.*)</item>#Us', $s, $items);
  12. 	$out = "";
  13. 	for($i=0;$i<count($items[1]);$i++) {
  14. 		if($i>=$n) return $out;
  15. 		$item = $items[1][$i];
  16. 		preg_match_all('#<link>(.*)</link>#Us', $item, $temp);
  17. 		$link = $temp[1][0];
  18. 		preg_match_all('#<title>(.*)</title>#Us', $item, $temp);
  19. 		$title = $temp[1][0];
  20. 		preg_match_all('#<media:thumbnail([^>]*)>#Us', $item, $temp);
  21. 		$thumb = attr($temp[0][0],"url");
  22. 		$out.="<a href='$link' target='_blank' title=\"".str_replace('"','',$title)."\"><img src='$thumb'/></a>";
  23. 	}
  24. 	return $out;
  25. }
  26.  
  27. // usage example:
  28. echo parseFlickrFeed("16664181@N00",9);
  29. // you have to use css to customize it

URL: http://www.barattalo.it/2010/05/30/parsing-flickr-feed-with-php-tutorial/

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