This can be done using an Ajax call that will query the database and set the parent as “zero”. First, create a meta box, enqueue the Javascript that calls the unattach function and register this WP_Ajax function. <?php /* Plugin Name: Unattach Meta Box Version: 0.3 Author: brasofilo Plugin URI: http://wordpress.stackexchange.com/q/54822 */ add_action( ‘add_meta_boxes’, ‘wpse_54822_add_custom_box’ … Read more
My Media Categories plugin lets you categorize images, and in the latest update I’ve added to ability to pass a ‘category’ parameter to the standard gallery shortcode. So perhaps you could use the gallery shortcode to present your images on your front page. My next release will include the ability to filter the taxonomy that … Read more
Use this plugin to regenerate the images and check the posts . also check with inspect element to see if the images has 728×410 at the end after the regenerating .https://wordpress.org/plugins/regenerate-thumbnails/
There are two methods: get_post_meta() $attachment_meta = get_post_meta( $post->ID, ‘_wp_attachment_meta’, true ); Will return an array(): $width = $attachment_meta[‘width’]; That true as the third parameter is especially important in this case, since the metadata being queried is a serialized array. You need to return it as single, or you’re going to get an array returned, … Read more
Ask the right guy Which you just did, so… here’s your answer from the developer. 🙂 What does the right output tell us? First of all, the public dynamic_image_resize() API function is just a wrapper for the singleton itself. When you take a closer look at the class, you’ll notice a __toString() method, which is … Read more
This will do: <?php /* * This filter only works with images, for all kind of media check: media_send_to_editor * The priority is set to 20 and it takes 8 arguments */ add_filter(‘image_send_to_editor’, ‘wpse_53577_img_wrapper’, 20, 8); // We are only working with the $html argument, but you can play with all of them function wpse_53577_img_wrapper($html, … Read more
Try adding these codes to your theme’s function.php file: function isa_add_img_title( $attr, $attachment = null ) { $img_title = trim( strip_tags( $attachment->post_title ) ); $attr[‘title’] = $img_title; $attr[‘alt’] = $img_title; return $attr; } add_filter( ‘wp_get_attachment_image_attributes’,’isa_add_img_title’, 10, 2 );
May be this filter should work intermediate_image_sizes Note: This solution will work if you are uploading an image from post edit screen. (tested on localhost with WP-3.8.1) add_filter( ‘intermediate_image_sizes’, ‘ravs_slider_image_sizes’, 999 ); function ravs_slider_image_sizes( $image_sizes ){ // size for slider $slider_image_sizes = array( ‘your_image_size_1’, ‘your_image_size_2’ ); // for ex: $slider_image_sizes = array( ‘thumbnail’, ‘medium’ ); … Read more
Use wp_get_attachment_image_src() and build a simplified img element. You may use something like the following code as a replacement for wp_get_attachment_image(): function wpse_53524_get_image_tag( $attach_id, $size, $icon, $alt=”” ) { if ( $src = wp_get_attachment_image_src( $attach_id, $size, $icon ) ) { return “<img src=”https://wordpress.stackexchange.com/questions/53524/{$src[0]}” alt=”$alt” />”; } } Put the function above into your theme’s functions.php. … Read more
Use previous_image_link and next_image_link in a image.php or attachment.php file. <nav id=”image-navigation” class=”navigation image-navigation”> <div class=”nav-links”> <?php previous_image_link( false, ‘<div class=”previous-image”>’ . __( ‘Previous Image’, ‘$text_domain’ ) . ‘</div>’ ); ?> <?php next_image_link( false, ‘<div class=”next-image”>’ . __( ‘Next Image’, ‘$text_domain’ ) . ‘</div>’ ); ?> </div><!– .nav-links –> </nav><!– #image-navigation –> Source: Twenty Fourteen