Questions tagged [save-post]

save_post is an action triggered whenever a post or page is created or updated, which could be from an import, post/page edit form, xmlrpc, or post by email. The data for the post is stored in $_POST, $_GET or the global $post_data, depending on how the post was edited.

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36
votes
1answer
14k views

Why does save_post action fire when creating a new post?

I'm surprised by the fact that my function that I've tacked onto the save_post action fires when I click the "New Post" link in the Admin Dashboard. Note - this is before I've pressed Save or Update, ...
32
votes
2answers
73k views

what is correct way to hook when update post

i try to hook when post is updated but all hook i try never executed except updated_post_meta add_action('updated_post_meta', 'my_function'); function my_function($post_id) { echo 'This is ...
31
votes
7answers
34k views

Add validation and error handling when saving custom fields?

I have a function that defines a custom field on a post type. Say the field is "subhead". When the post is saved, I want to do some validation on the input, and display an error message on the post ...
25
votes
4answers
23k views

Using save_post to replace the post's title

I am using custom posts, and in these, I don't a need for the title. This causes Wordpress to set the titles of my posts to "Auto Draft". I'd like to change the title's value to something else, ...
23
votes
11answers
37k views

Check for update vs new post on save_post action

Is it possible within the save_post action to determine whether it's a new post being created or an existing post being update?
21
votes
4answers
13k views

Passing error/warning messages from a meta box to "admin_notices"

I have a simple meta box that updates the post custom fields (using update_post_meta()). How can I send a error or warning message to the next page after the user publishes/updates the post and doesn'...
21
votes
5answers
23k views

Prevent post from being published if custom fields not filled

I have a custom post type Event that contains a starting and ending date/times custom fields (as metaboxes in the post edit screen). I would like to make sure that an Event cannot get published (or ...
18
votes
2answers
13k views

How to avoid infinite loop in save_post callback

I have been using this site alot for solving my problems, but this time I did not succeed in finding and answer for my problem. I get and infinite loop when using wp_update_post inside a function ...
11
votes
2answers
18k views

Metabox with checkbox is not updating

I trying to set a meta_box with a single checkbox, everything goes fine, however if I uncheck it and save the post, it marks again as checked, I've been taking a look but I cannot find my mistake. ...
8
votes
4answers
11k views

Force post slug to be auto generated from title on save

I'm running a property site where many properties are sold in apartment blocks. Because of this what the content editors do is create a post/property with all the details and then use a duplicate ...
8
votes
3answers
15k views

Set custom messages for post update/save

I am trying to make a custom message instead of the default message when i save a post, does anybody know how to do it!
8
votes
2answers
5k views

Return $post_id when DOING_AUTOSAVE?

I see the following pattern over and over, on this site and on other places: add_action( 'save_post', 'wpse14169_save_post' ); function wpse14169_save_post( $post_id ) { if ( defined( '...
6
votes
3answers
24k views

Execute action after post is saved with all related post_meta records (data)

I have to execute custom PHP code after new post is saved with all it's meta data. My question is how to achieve that? Tried with save_post action, but it executes before meta records are saved, so I ...
6
votes
1answer
19k views

update_post_meta and update_field ony working when saving the post

I use Advanced Custom Fields (ACF) to store data in a custom field. I had latitude and longitude information stored separately, but I they need to be in one custom field so I made the function below. $...
6
votes
2answers
879 views

How do the 'tag' and 'category' (default) taxonomies do 'save_post' action?

I am trying to replace the categories metabox with what looks and works like the tags metabox because there's too much hierarchy and scrolling to check the appropriate categories and sub-categories ...
6
votes
2answers
5k views

trigger save_post event programmatically

Is there a way to trigger the post saving or updating event in code? such as do_action('save_post', $post_id); The function here seems to imply that a WP_POST object needs to be passed in. Is there a ...
5
votes
3answers
1k views

$update is always true in save_post

I'm trying to fire some code only when a document type is created using save_post, but $update is always true, even when first publishing it. I assume this is because there's an autodraft created ...
5
votes
2answers
6k views

Why won't my metabox data save?

I have a custom post with a lot of meta boxes. I recently tried to add some dynamic metaboxes, using this question: Create more Meta Boxes as needed I managed to get the metaboxes to add nicely, the ...
5
votes
1answer
5k views

Action hook 'save_post' triggered when deleting posts

I developed a custom plugin which rewrite some content of my posts, but when i move a post to trash, the action hook 'save_post' is triggered and the post is not deleted. A simplified version of my ...
4
votes
2answers
9k views

How to force function to run as the last one when saving the post?

I don't know how to force this function to run as the last function after all other save things from WP are executed. This is my current code in my plugin: add_action( 'save_post', 'do_custom_save' )...
4
votes
6answers
17k views

Custom post type save_post action not firing

Sorry if this is already answered on here. I looked around and couldn't see any answers to my question so I thought I'd post my own. I'm building a plugin for a client that gathers customer feedback ...
4
votes
2answers
7k views

Retrieve 1st image in post and set it as featured image, when post is saved/updated

I need to set a featured image for every post I publish. So, when a post is published/updated, the script would scan the post for the first image using a script like this: // Get URL of first ...
4
votes
2answers
3k views

Disable the post save process completely

I need a way to disable the save process completely using an action/filter. Something that works (for e.g.:) in the query, posts_clauses or wp_insert_post/save_post/update_post hooks. So far I only ...
4
votes
2answers
1k views

Submitting posts from the front end - sanitizing data

I have a form that allows any registered user to submit a post (it's a custom post type - forum related), and I'm using wp_insert_post() to insert it into the db. From what I've seen in this function ...
4
votes
2answers
1k views

flush_rewrite_rules on save_post Does Not Work on First Post Save

I am developing a plugin for my own rapid development that creates a custom post type. The 'list' for this post type is displayed on a specific page that is created and managed by the plugin. This ...
4
votes
3answers
9k views

get post meta before it is updated (during SAVE_POST)

Lets say I have custom field on post editor, and I change value from AAA to ZZZ.. : add_action('save_post', function($post){ $value = get_post_meta($post->ID, 'mykey'); } , 1); How ...
4
votes
1answer
3k views

save_post + insert_post = infinite loop

I'm trying to automatically create a new post when a post containing a certain custom field is saved - hooking an insert_post function into save_post. This generates an infinite loop. I found some ...
4
votes
1answer
626 views

Hook to process a new taxonomy tag before it is created?

I am working on a website where there is a custom taxonomy for places, which can be either cities or states. The users are supposed to tag each post with a city and a state. To deal with ...
4
votes
1answer
404 views

Saving (Updating) Post / Page Edits With AJAX

One of the major frustrations while editing posts/pages is that after saving, two things happen: The admin page is reloaded, which takes time More importantly, the cursor position is lost If you're ...
4
votes
0answers
323 views

What to use: wp_is_post_autosave( $post_id ) or DOING_AUTOSAVE?

I was doing some action on save_post hook, and noticed that there exists wp_is_post_autosave( $post_id ) function. How does it differ from DOING_AUTOSAVE constant? If I want my action not to run ...
3
votes
2answers
1k views

How to verify nonce from Bulk/Quick Edit in save_post?

I need to do something specific in my save_post callback for bulk and/or quick edits, so how do I check the nonce for that? I can only find _wpnonce in the edit.php html source, but can't find an ...
3
votes
4answers
4k views

Unable to prevent function using save_post firing twice

I am using save_post for a function to send an email when a post is updated by a user. This is firing twice and I am aware this is due to the post revisions and autosaves. I have tried to prevent ...
3
votes
3answers
2k views

WP Rest API - Upload media without saving attachment post

I need to hook after file uploaded to server, get the file path, and then prevent WordPress from saving the attachment post. I found this filter add_filter('attachment_fields_to_save', '...
3
votes
1answer
2k views

Wp_update_post: Infinite loop even with remove_action solution, OOP

I have a quite complex PHP class, reponsible for creating and printing meta_boxes, generating and saving meta fields, ... Each meta_box (object of class) has its own save function, that updates meta ...
3
votes
1answer
7k views

save_post action firing before I publish / save the post

I'm trying to update a posts meta only after it has been saved or updated. My function is pretty simple function update_test( $post_id ) { update_post_meta($post_id, 'copied', '1'); ...
3
votes
3answers
7k views

A Post is saved twice or more during add_action(save_post)

I have added a custom meta box for advanced information for a specific post category, to my create new post page. Now I recognize, that if I save the post, it writes 2 entries in the db with 2 ...
3
votes
1answer
1k views

Is it possible to save/modify a post without calling the "save_post" action hook?

There is a save_post hook that is run when you save a post. In fact, revisions and autosaves also call this hook. Even if you simply change the status from published to draft it triggers the save_post ...
3
votes
1answer
3k views

Post Formats in the context of the Database 'Save Post' function

I am trying to pick up an in-depth understanding of how post-formats relate to posts 'in the database' - i.e. what meta information when compiled together constitutes a post format. And yes, I do ...
3
votes
1answer
4k views

save_post action only when creating a new post

I have a Custom Post Type named Task. I created a function that sends an email to the selected Agent, notifying a new task has been assigned. Here is the function: function ...
3
votes
2answers
5k views

How to store the value of a custom field dropdown select for post referencing?

I'm trying to reference posts to each other. Editors should have a custom field select list of certain post's titles to link the current post with other posts. I got quite far, I think. The select ...
3
votes
1answer
6k views

Why is my custom meta box input not saving

I've added the following function to functions.php to add a custom meta box enabling the end user to input a gallery shortcode. I then intend to use this to place a gallery in a specific place on the ...
3
votes
1answer
1k views

Check if value has changed on save_post

Writing a function to send an email to the user on save_post if a taxonomy equals a specific value. However, I only want this to happen when the value is being changed, and not on every save. Is there ...
3
votes
1answer
91 views

Disallow a user to post in certain categories

I am writing a plugin that will disallow user to post in certain categories. I am trying to display an error message to the user when he tries to post in the restricted category and also want WP ...
3
votes
1answer
201 views

How to stop a user from updating the post date

I have a custom role, called "dealer". Once they have posted a new post, they cannot delete it. It's important they cannot update the date either, and I'm a little stuck on how to do this. It looks ...
3
votes
2answers
1k views

Why can't I hook into save_posts after admin_init?

I'm trying to hook into the "save_post" action from an AJAX callback in my plugin, but it doesn't seem to work. In fact, hooking into "save_posts" only seems to work from a few key action execution ...
3
votes
1answer
871 views

Action 'save_post' not working for quick edit

I have read other answers to similar questions but none of them solved my problem. This code works great in Editor but on Quick Edit or Bulk Edit it does not appear to fire at all. What am I doing ...
3
votes
1answer
2k views

Get updated meta data after save_post hook

I am trying to get the updated value of a piece of meta when a post is saved (custom post type) but when I try to grab the updated data on the save_post hook, I get the previous data instead. I tried ...
3
votes
1answer
522 views

Manipulating post meta in the customizer

I am working on a plugin for custom fields throughout the admin and I am trying to create as many locations for fields as possible. So far I am successfully doing this for quite a few of those ...
3
votes
2answers
2k views

How to assign default taxonomy to pages on 'save_post'?

I try to assign custom taxonomies to a page when newly added by the "publish" button. This is the function: function set_default_object_terms( $id, $post ) { if ( 'publish' === $post->post_status ...
3
votes
2answers
275 views

Add post meta based on another post meta value before publish post

I want to add a meta value to my post , which will be based on another meta value , before publish post . This is what I have tried add_action('save_post_my_custom_post', '...

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