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how to display a thumbnail from a youtube using a shortcode

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  1. 	/*
  2. 	    Shortcode to display youtube thumbnail on your wordpress blog.
  3. 	    Usage:
  4. 	    [youtube_thumb id="VIDEO_ID" img="0" align="left"]
  5. 	    VIDEO_ID= Youtube video id
  6. 	    img=0,1,2 or 3
  7. 	    align= left,right,center
  8. 	*/
  9. 	function wp_youtube_video_thumbnail($atts) {
  10. 	     extract(shortcode_atts(array(
  11. 	          'id' => '',
  12. 	          'img' => '0',
  13. 	          'align'=>'left'
  14. 	     ), $atts));
  15. 	    $align_class='align'.$align;
  16. 	    return '<img src="<a href="http://img.youtube.com/vi/'.$id.'/'.$img.'.jpg&quot" rel="nofollow">http://img.youtube.com/vi/'.$id.'/'.$img.'.jpg&quot</a>; alt="" class="'.$align_class.'" />';
  17. 	}
  18. 	add_shortcode('youtube_thumb', 'wp_youtube_video_thumbnail');
  19.  
  20.  
  21.  
  22. Once done, you can use the shortcode. It accept 3 parameters: The video ID, the image size (0 for 480*360px, 1 for 120*90) and the image alignment.
  23.  
  24.  
  25.  
  26. 	[youtube_thumb id="rNWeBVBqo2c" img="0" align="center"]
  27.  
  28.  

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