Set default image sizes in WordPress to hard crop
You can over write the default like this: add_image_size( ‘medium’, 200, 200, true );
images
How do I delete all UNUSED images from my uploads directory?
Deleting images using plugin: You can use this plugin, it will search your database and look if image is inserted into any post (in content, as featured image, in any custom field, anywhere…) or as background… If image is not used anywhere it will give you option to delete it. You will get list of … Read more
Programmatically adding images to media library
$image_url=”adress img”; $upload_dir = wp_upload_dir(); $image_data = file_get_contents( $image_url ); $filename = basename( $image_url ); if ( wp_mkdir_p( $upload_dir[‘path’] ) ) { $file = $upload_dir[‘path’] . “https://wordpress.stackexchange.com/” . $filename; } else { $file = $upload_dir[‘basedir’] . “https://wordpress.stackexchange.com/” . $filename; } file_put_contents( $file, $image_data ); $wp_filetype = wp_check_filetype( $filename, null ); $attachment = array( ‘post_mime_type’ => … Read more
Image Upload from URL
you can write a php script, or make your own plugin of this code here, i used it in one of my projects where i had to import a large number of images. first, get the image, and store it in your upload-directory: $uploaddir = wp_upload_dir(); $uploadfile = $uploaddir[‘path’] . “https://wordpress.stackexchange.com/” . $filename; $contents= file_get_contents(‘http://mydomain.com/folder/image.jpg’); … Read more
How do I get the avatar URL instead of an HTML IMG tag when using get_avatar?
Good news for WordPress versions 4.2+ Since version 4.2 the handy get_avatar_url() function, introduced as a feature request in ticket #21195 few years ago, now ships with the core: /** * Retrieve the avatar URL. * * @since 4.2.0 * * @param mixed $id_or_email The Gravatar to retrieve a URL for. Accepts a user_id, gravatar … Read more
WordPress Theme Preview Image
There is no automatic preview. You need to create the screenshot yourself and place it in the theme/child theme folder named screenshot.png The recommended image size (currently) is 1200px wide by 900px tall, however the screenshot will only be shown as 387×290. It is over-sized to allow for high-resolution viewing on HiDPI displays. Note that … Read more
User-friendly cropping of post thumbnails?
The code is still a mess, but it seems to work, even on IE 8. I plan to release it in the repository, but in the meantime you can play with my current version. To access it you click the “Edit Image” when adding or editing an image, it replaces the usual image editor (they … Read more
How to get image title/alt attribute?
Came here as this post is among the top hits on the search engine when looking for WordPress image alt and title. Being rather surprised that none of the answers seem to provide a simple solution matching the question’s title I’ll drop what I came up with in the end hoping it helps future readers. … Read more
How to get a list of all the possible thumbnail sizes set within a theme
Found it here. The answer is: global $_wp_additional_image_sizes; print ‘<pre>’; print_r( $_wp_additional_image_sizes ); print ‘</pre>’;
Filter to remove image dimension attributes?
Thanks all! The image_send_to_editor filter was the one I was looking for… thanks @t31os for pointing it out. Here’s my functions now. add_filter( ‘post_thumbnail_html’, ‘remove_thumbnail_dimensions’, 10 ); add_filter( ‘image_send_to_editor’, ‘remove_thumbnail_dimensions’, 10 ); function remove_thumbnail_dimensions( $html ) { $html = preg_replace( ‘/(width|height)=\”\d*\”\s/’, “”, $html ); return $html; } This removes inline dimension attributes from images retrieved … Read more