| 1 | <?php |
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| 2 | /* |
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| 3 | Plugin Name: Save Custom Link URL |
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| 4 | Version: 0.1 |
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| 5 | Plugin URI: http://core.trac.wordpress.org/ticket/13429 |
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| 6 | Description: Allows to specify a custom Link URL for any attachment. |
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| 7 | Author: Sergey Biryukov |
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| 8 | Author URI: http://profiles.wordpress.org/sergeybiryukov/ |
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| 9 | */ |
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| 10 | |
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| 11 | function _save_attachment_url($post, $attachment) { |
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| 12 | if ( isset($attachment['url']) ) |
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| 13 | update_post_meta( $post['ID'], '_wp_attachment_url', esc_url_raw($attachment['url']) ); |
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| 14 | |
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| 15 | return $post; |
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| 16 | } |
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| 17 | add_filter('attachment_fields_to_save', '_save_attachment_url', 10, 2); |
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| 18 | |
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| 19 | function _replace_attachment_url($form_fields, $post) { |
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| 20 | if ( isset($form_fields['url']['html']) ) { |
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| 21 | $url = get_post_meta( $post->ID, '_wp_attachment_url', true ); |
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| 22 | if ( ! empty($url) ) |
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| 23 | $form_fields['url']['html'] = preg_replace( "/value='.*?'/", "value='$url'", $form_fields['url']['html'] ); |
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| 24 | } |
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| 25 | |
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| 26 | return $form_fields; |
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| 27 | } |
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| 28 | add_filter('attachment_fields_to_edit', '_replace_attachment_url', 10, 2); |
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| 29 | ?> |
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