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Wordpress Image sizes
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| // Must be in 'after_setup_theme' | |
| // add_action( 'after_setup_theme', 'image_size_function' ); | |
| // Post thumbnail and Images size | |
| add_theme_support( 'post-thumbnails' ); | |
| // set_post_thumbnail_size( 500, 1000 ); | |
| add_image_size( 'gallery-thumb', 400, 800, false ); // Imagine folosita in galerie ca thumb | |
| add_image_size( 'gallery-big', 1200, 1800, false ); // Imagine folosita in galerie ca thumb | |
| // Display new image sizes in post | |
| function wpb_custom_image_sizes( $size_names ) { | |
| $new_sizes = array( | |
| 'gallery-thumb' => 'Gallery Thumbnail 400x800px', | |
| 'gallery-big' => 'Gallery Big Image 1200x1800px', | |
| ); | |
| return array_merge( $size_names, $new_sizes ); | |
| } | |
| add_filter( 'image_size_names_choose', 'wpb_custom_image_sizes' ); | |
| // =================================================== | |
| // Function to get all the image sizes | |
| function display_wp_image_sizes() { | |
| global $_wp_additional_image_sizes; | |
| $sizes = array(); | |
| foreach ( get_intermediate_image_sizes() as $_size ) { | |
| if ( in_array( $_size, array('thumbnail', 'medium', 'medium_large', 'large') ) ) { | |
| $sizes[ $_size ]['width'] = get_option( "{$_size}_size_w" ); | |
| $sizes[ $_size ]['height'] = get_option( "{$_size}_size_h" ); | |
| $sizes[ $_size ]['crop'] = (bool) get_option( "{$_size}_crop" ); | |
| } elseif ( isset( $_wp_additional_image_sizes[ $_size ] ) ) { | |
| $sizes[ $_size ] = array( | |
| 'width' => $_wp_additional_image_sizes[ $_size ]['width'], | |
| 'height' => $_wp_additional_image_sizes[ $_size ]['height'], | |
| 'crop' => $_wp_additional_image_sizes[ $_size ]['crop'], | |
| ); | |
| } | |
| } | |
| return $sizes; | |
| } | |
| $get_thumbnails = display_wp_image_sizes(); | |
| // Print out all the image sizes | |
| echo '<pre>'; | |
| print_r($get_thumbnails); | |
| echo '</pre>'; | |
| /* ============================================== */ | |
| // Disabling the creation of additional sizes through the filter | |
| // https://wp-kama.com/2003/disabling-wp-images-copies | |
| add_filter( 'intermediate_image_sizes', 'delete_intermediate_image_sizes' ); | |
| function delete_intermediate_image_sizes( $sizes ){ | |
| // Sizes to be removed | |
| return array_diff( $sizes, [ | |
| 'medium_large', | |
| 'large', | |
| '1536x1536', | |
| '2048x2048', | |
| ] ); | |
| } | |
| /* ============================================== */ |
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