posts - Read For Learn

Add custom Attachment Display Setting for images

This will add a field in the attachment edit screen for applying a class to the img tag. function IMGattachment_fields($form_fields, $post) { $form_fields[“imageClass”][“label”] = __(“Image Class”); $form_fields[“imageClass”][“value”] = get_post_meta($post->ID, “_imageClass”, true); return $form_fields; } add_filter(“attachment_fields_to_edit”, “IMGattachment_fields”, null, 2); function my_image_attachment_fields_save($post, $attachment) { if ( isset($attachment[‘imageClass’]) ) update_post_meta($post[‘ID’], ‘_imageClass’, $attachment[‘imageClass’]); return $post; } add_filter(“attachment_fields_to_save”, “my_image_attachment_fields_save”, null, … Read more

Keyboard shortcut for updating a page or post?

I was curious about this and checked the Codex on keyboard shortcuts, but didn’t find it mentioned there. I searched and found out that this seems to be already solved, e.g. here and here. I haven’t tested out these other plugins so I’m not sure how they solve it, but I decided to take on … Read more

How to Create Editable Blocks of Text for the Homepage?

You have multiple options here, depending on the amount of flexibility you want to give the editor of the text blocks. Create a custom loop with WP_Query. See our examples and the Codex page for usage. Then you print the excerpts of the page these boxes are linked to. You can use attachments (images) and … Read more

Where is the old post permalink slug stored?

It’s in the table postmeta with the meta_key of _wp_old_slug If you wanted to clear all of the old slugs you could use this: DELETE FROM wp_postmeta WHERE meta_key = ‘_wp_old_slug’;

How to show all posts of the category in wordpress?

<?php $args = array( ‘category’ => 7, ‘post_type’ => ‘post’ ); $postslist = get_posts( $args ); foreach ($postslist as $post) : setup_postdata($post); ?> <h2><a href=”https://wordpress.stackexchange.com/questions/17496/<?php the_permalink(); ?>”><?php the_title(); ?></a></h2> <?php the_excerpt(); ?> <?php endforeach; ?> just change the category id (number 7) and change the post_type that was in the plugin to learn more about … Read more

Stop WP from creating “Sample Page” and “Hello World!” post

If you’re using Multisite The accepted answer is destructive in that it cancels all other set-up items in the overridden function. A less destructive way to do it for multisite installs is to delete the default content during new blog creation by hooking in to wpmu_new_blog add_action( ‘wpmu_new_blog’, ‘delete_wordpress_defaults’, 100, 1 ); function delete_wordpress_defaults(){ // … Read more

How to retrieve text only from wp_content() not from wp_excerpt()?

Or even simpler: echo wp_strip_all_tags( get_the_content() ); By using: get_the_content() Retrieve the post content. (Must be used in a Loop) An important difference from the_content() is that get_the_content() does not pass the content through the ‘the_content‘. This means that get_the_content() will not auto-embed videos or expand shortcodes, among other things. wp_strip_all_tags() Properly strip all HTML … Read more

How to use “Add link” pop up for a WordPress widget

I tried for a bit and could not get this to work perfectly, but it’s close, it’s hard to extend with the <form> for the popup styles being hardcoded, thought possible with more work. To get started you can: Enqueue the link popup javascript and styles, the main .js file is wp-includes/wplink.js. Depending on where … Read more

What is the use of to_ping and pinged column?

to_ping is a list of URLs WordPress should send pingbacks to. pinged is a list of URLs WordPress has sent pingbacks to. Do not use these fields for something else. They are parsed many times in core code (69 matches for to_ping); their format is fixed. You cannot reduce the query load by using these … Read more

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