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December 28, 2015 02:48
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Revision of the great catch_that_image Wordpress function (which grabs the first image of a post instead of a featured image) to grab the placeholder image from say a YouTube or Vimeo vid. For output, a little conditional says, "Got a first image? No? Well, got an iframe image? Naws? Well, then just use a default image. After many clients gumpin…
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| function catch_that_iframe() { | |
| global $post, $posts; | |
| $first_img = ''; | |
| ob_start(); | |
| ob_end_clean(); | |
| $output = preg_match_all('/<iframe.+src=[\'"]([^\'"]+)[\'"].*><\/iframe>/i', $post->post_content, $matches); | |
| $first_img = $matches [1] [0]; | |
| return $first_img; | |
| } |
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| <?php | |
| $topimg = catch_that_image(); // Find first image of Post | |
| $topiframe = catch_that_iframe(); | |
| if ($topimg) { | |
| echo('<img src="'.$topimg.'">'); | |
| } else if ($topiframe) { | |
| echo('<iframe src="' . $topiframe . '"></iframe>'); | |
| } else { | |
| echo('<img src="/images/default.jpg">'); | |
| } | |
| ?> |
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Havent had any luck with this any idea where im going wrong? Grabs the image but not the video.