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June 1, 2017 11:23
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Wordpress Custom Gallery Shortcode
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| add_filter('post_gallery', 'my_post_gallery', 10, 2); | |
| function my_post_gallery($output, $attr) { | |
| global $post; | |
| if (isset($attr['orderby'])) { | |
| $attr['orderby'] = sanitize_sql_orderby($attr['orderby']); | |
| if (!$attr['orderby']) | |
| unset($attr['orderby']); | |
| } | |
| extract(shortcode_atts(array( | |
| 'order' => 'ASC', | |
| 'orderby' => 'menu_order ID', | |
| 'id' => $post->ID, | |
| 'itemtag' => 'dl', | |
| 'icontag' => 'dt', | |
| 'captiontag' => 'dd', | |
| 'columns' => 3, | |
| 'size' => 'thumbnail', | |
| 'include' => '', | |
| 'exclude' => '' | |
| ), $attr)); | |
| $id = intval($id); | |
| if ('RAND' == $order) $orderby = 'none'; | |
| if (!empty($include)) { | |
| $include = preg_replace('/[^0-9,]+/', '', $include); | |
| $_attachments = get_posts(array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby)); | |
| $attachments = array(); | |
| foreach ($_attachments as $key => $val) { | |
| $attachments[$val->ID] = $_attachments[$key]; | |
| } | |
| } | |
| if (empty($attachments)) return ''; | |
| // Here's your actual output, you may customize it to your need | |
| $output = "<div class=\"slideshow-wrapper\">\n"; | |
| $output .= "<ul data-orbit>\n"; | |
| // Now you loop through each attachment | |
| foreach ($attachments as $id => $attachment) { | |
| // Fetch all data related to attachment | |
| $img = wp_prepare_attachment_for_js($id); | |
| // If you want a different size change 'large' to eg. 'medium' | |
| $url = $img['sizes']['large']['url']; | |
| $height = $img['sizes']['large']['height']; | |
| $width = $img['sizes']['large']['width']; | |
| $alt = $img['alt']; | |
| // Store the caption | |
| $caption = $img['caption']; | |
| $output .= "<li>\n"; | |
| $output .= "<img src=\"\" data-src=\"{$url}\" width=\"{$width}\" height=\"{$height}\" alt=\"{$alt}\" />\n"; | |
| // Output the caption if it exists | |
| if ($caption) { | |
| $output .= "<div class=\"orbit-caption\">{$caption}</div>\n"; | |
| } | |
| $output .= "</li>\n"; | |
| } | |
| $output .= "</ul>\n"; | |
| $output .= "</div>\n"; | |
| return $output; | |
| } |
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