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Revision: 46371
at May 18, 2011 01:41 by dnnsldr
Initial Code 
<?php
// retreives image from the post
function getImage($num) {
global $more;
$more = 1;
$content = get_the_content();
$count = substr_count($content, '<img');
$start = 0;
for($i=1;$i<=$count;$i++) {
$imgBeg = strpos($content, '<img', $start);
$post = substr($content, $imgBeg);
$imgEnd = strpos($post, '>');
$postOutput = substr($post, 0, $imgEnd+1);
$image[$i] = $postOutput;
$start=$imgEnd+1;  
 
$cleanF = strpos($image[$num],'src="')+5;
$cleanB = strpos($image[$num],'"',$cleanF)-$cleanF;
$imgThumb = substr($image[$num],$cleanF,$cleanB);
 
}
if(stristr($image[$num],'<img')) { echo $imgThumb; }
$more = 0;
}
//retreive image ends
?>

<!--thumnailcode-->
<div class="thumbnail">
<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>">
<img src="<?php bloginfo('template_directory'); ?>/timthumb.php?src=<?php getImage('1'); ?>&w=150&h=150&zc=1">
</a>
</div>

<!--css-->
.thumbnail a:link, .thumbnail a:visited {display:block; float:left; padding:5px; background:#e2e2e2; width:150px; height:150px; margin:5px 5px 0 0;}
.thumbnail a:hover, .thumbnail a:active {background:#C4C4C4;}
Initial URL 
http://www.problogdesign.com/wordpress/automatic-wordpress-thumbnail-without-custom-field/
Initial Description 
This post will show you how to make your theme generate thumbnails automatically, based on your post’s first image. Uses timthumb to resize
Initial Title 
AUTOMATIC WORDPRESS THUMBNAIL WITHOUT CUSTOM FIELD
Initial Tags 
wordpress
Initial Language 
PHP