media

Set a maximum upload count for users on a specific user role

I’m not really sure which is the real problem with code you posted, however I cant understand why use 2 functions when one is enough… add_filter( ‘wp_handle_upload_prefilter’, ‘limit_uploads_for_user_roles’ ); function limit_uploads_for_user_roles( $file ) { $user = wp_get_current_user(); // add the role you want to limit in the array $limit_roles = array(‘contributor’); $filtered = apply_filters( ‘limit_uploads_for_roles’, … Read more

Hide old attachments from wp media library

You can adjust the attachment query in the media library popup, through the ajax_query_attachments_args filter. Here are two PHP 5.4+ examples: Example #1: Show only attachments that where uploaded during the last 24 hours: /** * Media Library popup * – Only display attachments uploaded during the last 24 hours: */ add_filter( ‘ajax_query_attachments_args’, function( $args … Read more

Creating a metabox to upload multiple images, Ignoring The Featured Image

Generally speaking, I would take the approach of querying for post attachments, but withhold the attachment that is the post thumbnail. WP provides a simple way of finding the post thumbnail ID with get_post_thumbnail_id (Codex Ref). To modify the code from the other post, I would add the following parameter to the $args array to … Read more

Is wp_read_audio_metadata() function deprecated?

wp_read_audio_metadata() is not deprecated. It’s located in /wp-admin/includes/media.php, which is not loaded on the front end, hence the error your’re getting. You are using the function correctly. You can make wp_read_audio_metadata() available by including wp-admin/includes/media.php before calling the function, e.g.: require_once( ABSPATH . ‘wp-admin/includes/media.php’ ); $audio_file_path = get_attached_file( 1821 ); // example attachment ID var_dump( … Read more

Resizing all images

I asked a similar but broader question, and I still need to research and write a complete answer. In the meantime here are some pointers that might help you: I wrote a set of plugins that resizes all images to the size used in the editor. It works by converting <img src=”https://wordpress.stackexchange.com/questions/4984/image.jpg” width=”200″ height=”400″/> to … Read more

How to call WP3.5 Media Library manager?

From the article How to use WordPress 3.5 Media Uploader in Theme Options (by codestag.com), as seen in Using the WordPress 3.5 Media Uploader within plugins (by mikejolley.com). Mike Jolley’s article has quite some nice tricks. Important note: if the page where the uploader is going to be used doesn’t already have all media JS … Read more

Is it possible to trigger some JavaScript when Media Popup is opened?

You can use several event handlers. frame.on(‘open’,function() { // Do something }); frame.on(‘close’,function() { // Do something }); frame.on(‘select’,function() { // Do something }); Where frame is a reference to wp.media() frame = wp.media(); frame.on(‘select’,function() { // Do something }); Full example Script en-queued with jQuery and media editor as dependencies. function media_script_enqueue() { wp_enqueue_script( … Read more

How do I detach images from posts?

If you view the Media Library in the list mode: /wp-admin/upload.php?mode=list then you will see the Attach/Detach links for each attachment. Each attachment can only be attached to a single parent through the post_parent field in the wp_posst table. Deleting an image from the post editor will not change the post_parent field to 0. Making … Read more

How do I link directly to uploaded files?

If I upload the file to WordPress’ upload directory through FTP, I don’t see the file show up in my media (in WP-admin) Try to avoid directly uploading via FTP. WordPress doesn’t scan your uploads folder for new images. Instead, use the built-in media uploader within WordPress to upload images. WordPress will automatically place them … Read more

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