Method by which plugins and themes extend core WordPress functionality.

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2answers
300 views

Using Custom Fields to Trigger Specific Actions on Saving a Post?

Can custom fields be used to determine specific actions upon saving a post to the database? Which action(s) make this possible, since adding post medata seems to always occur after saving a post and ...
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0answers
9 views

How might one programmatically set the link for all images in all posts?

Every post on my Wordpress site contains at least one image (in the content, not as an attachment). Each post also contains a custom field with a URL. I'd like to programmatically modify all posts ...
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0answers
15 views

Object oriented programming, add_action in constructor not firing

I am trying to write a class that adds an action to the save_post hook, but the post_updated function never gets called. I tried some variations, but it never gets called. Am I doing something wrong? ...
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0answers
11 views

Displaying randomly created meta values in wysiwig editor

I have already asked this question on stack overflow but I'm asking it once again here because i haven't found a solution to it yet. I am creating custom meta info for a post that will have null ...
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1answer
13 views

add hook restricted only to either plugins or themes?

I'm writing a plugin and I want to create two hooks like the following: add_action( 'myplugin/ready_for_theme', array( __CLASS__, 'myfunction_for_themes' ) ); add_action( ...
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0answers
12 views

add_action - $function_to_add first argument defaults overwritten

I have an issue with the following code, $function_to_add first argument defaults are overwritten with an empty string "" and it cause an error: Warning: join(): Invalid arguments passed The second ...
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1answer
28 views

How to load a mycred hook from a plugin?

I've created a hook for mycred following this tutorial. I added the code to the function.php, and I am now wondering how to call it from my plugin? I have no clue, and the tutorials that I've ...
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1answer
27 views

WordPress HTML Helper

I've played recently with WordPress Hooks and I've noticed that in order to create layouts based on the hooks the main practice is to use html in functions and combine them with logic. I've searched ...
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1answer
17 views

WP action/filter to modify title before header output and article output?

I'm trying to split test two versions of a posts title using a custom plugin. So far I haven't found the right filter or action to hook into to modify the title on the meta tag level before the page ...
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1answer
23 views

Why doesn't global $wp_query not get hooked?

I have a plugin that helps me to make lazy loading on posts of a custom post type. The idea is to add an action to the template_redirect/init and get data from the global $wp_query to make jquery ...
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1answer
32 views

Manually return false for function_exists

I'm having a run at developing a theme options plugin and right now working on implementing a 'hero' header, checking first to see if my plugin is active using: if( function_exists( ...
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0answers
12 views

Prevent attachment from being deleted

In Wordpress admin media library page (upload.php) I'd like to do some checking on delete_attachment action. I want my custom function to fire before attachment's being deleted. In this function I ...
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0answers
37 views

How to `remove_action` from plugin

I'm using a third-party plugin that has an function hooked to the plugins_loaded hook. From the plugin file itself: add_action('plugins_loaded', 'acf_qtranslate_monkey_patch', 3); This is not in a ...
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0answers
22 views

How to call plugin function everytime

This is probably a very basic and simple matter, but what is the command to call a function in my plugin every time the page is loaded? I think it is something like add_action() or do_action(). ...
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0answers
7 views

Wrap template files of the parent theme

Is there a function or trick to put a wrapper to all template files. For example comments.php where the parent theme template looks like this: <div ...
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1answer
29 views

save_post hook - headers already sent?

I'm trying to create a very simple alert for each time a post is created or updated with the below... add_action( 'save_post', 'updatedAlert' ); function updatedAlert() { echo ...
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0answers
16 views

wp_get_referer function always returning false

I am trying to use wp_get_referer function along with "template_redirect" hook in wordpress like this function show_page_name() { $r = wp_get_referer(); var_dump($r); die(); } add_action ...
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0answers
19 views

Which hook should I use to generate title from custom profile fields

I have custom post types which do not use any standard fields, and have custom profile fields only. So, I want to generate a title based on a custom profile field, but I'm not sure which hook to use. ...
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0answers
13 views

Trigger needed when meta data is updated

I need to update a MySQL table (not any of the WP/Woo tables) when a products meta_key "_stock" is modified. The trigger needs to fire on all updates: shop sales, a CSV merge or edits by admin in the ...
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0answers
14 views

How to pass arguments with do_action to objects?

Passing arguments from do_action to objects added with: add_action('hook', array($obj, 'object_function')); does not work?
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0answers
35 views

Hook function on click of Button “Pages” in the WP Admin Panel / Not Activate Plugin

I need a hook which I can use for add_action('TheHookINeed', 'add_hooks_for_advanced_page_manager'); I need the function add_hooks_for_advanced_page_manager() executed before the page overview site ...
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0answers
7 views

WP send email on new post not on revision [duplicate]

I have something like this for my custom post type: function send_property_email_notifications( $post_id, $post, $update ) { global $wpdb; global $post; $slug = 'property'; // If this is just a ...
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0answers
27 views

do_action filter function from add_action array

I am looking at the following setup: -- Combing multiple functions into single action -- add_action( 'single_post_meta_start', array( $this, 'the_title' ), 10 ); add_action( ...
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1answer
45 views

Use external link in the add sub menu

I want to show the data in the external plugins.php file. the below url path is correct but its not showing the file data. Whats the problem? add_submenu_page( 'antify', 'Plugins', 'Plugins', ...
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1answer
40 views

Add sub menu page in your plugin

this is how i am adding the menu and trying to add the sub menu page which is not adding. party-reservation.php function a_qoute_admin_action() { add_menu_page(__('Reservations Pages'), ...
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0answers
8 views

A hook while a new site is created [duplicate]

I would like to know is there any hook available such that we can populate some common table data from the base site to the newly crated site. Actually I creating a website where the network will ...
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2answers
43 views

Dynamically add content to an existing widget area

I have an existing widget area / sidebar. Rather than adding content to it via Appearance ? Widgets in the Dashboard, I want to inject content into the widget area from functions.php. Is there hook ...
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0answers
28 views

How can I use a filter/hook to modify the URL passed in the content of an [embed] shortcode?

If I pass the [embed] shortcode an absolute URL that only includes the path (i.e. it starts with a slash and is hosted on the same server as the page itself), if it's a movie file, it doesn't ...
0
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1answer
23 views

Custom Meta fields Update hook?

HI Is there any hook available that we can add it into functions.php and fire only when "Custom meta fields gets edited" ? I really need this . If anyone with the knowledge , please help me. Till ...
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0answers
16 views

Write Custom Access Control Code For WordPress Download Manager

The WordPress Download Manager plugin by default allow us to select which rule can access the file. But I have a special case, I want if the user have a meta date equal to specific value then the ...
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0answers
16 views

Run function after theme is installed for the first time

I want to run a function to add default widgets for my theme when it's installed for the first time. I tried add_action( 'after_switch_theme', 'add_theme_widgets' ); but it resets the widgets back to ...
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0answers
56 views

A correct hook for saving meta boxes data

Nothing happens when I do the var_dump() in a callback on post save. Here are the hooks I've tried: save_post as shown in the codex pre_post_update as suggested here wp_insert_post_data found in ...
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1answer
72 views

Neccessary to call add_submenu_page and add_menu_page from admin_menu hook?

From the fm: NOTE: If you're running into the "You do not have sufficient permissions to access this page." message in a wp_die() screen, then you've hooked too early. The hook you should use is ...
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0answers
25 views

Unable to create custom table , register_activation_hook from class

Cannot create the table , what am i missing class em_db { public function em_events_custom_table() { global $wpdb; $table_name = $wpdb->prefix . "em_events_db"; ...
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0answers
30 views

calling a function from a class in your template

ok, so I have created a plugin in Wordpress. I want to be able to use some values I have created in a function within my template but I just don't seem to be able to get it to work. I have created my ...
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0answers
15 views

Customizing what happens when the user logs in - Hook or custom file?

I'm trying to get used to the S2 Members plugin and I am using it to build a membership based website. It's fairly simple stuff, but it's just to get used to working with the Framework and Wordpress. ...
0
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1answer
33 views

Pass A Value From Outside To A Plugin Variable

Is there a way to pass a custom variable value from outside like from functions.php to a plugin's variable? Lets say that I have the following function defined in a plugin. function plugin_funct(){ ...
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votes
1answer
69 views

Creating customized php files in theme folder

I am developing a e-commerce theme that requires an order page. I created a php file inside my theme folder named order-page.php and hope to access this page from the wordpress root url ...
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0answers
66 views

How to hook add_action('user_register', 'my_functon') only when manually adding?

I stumbled upon the following. In functions.php i have a hook which calls a function when a new user is registered: add_action('user_register','do-my-function') This works, but i have also a plugin ...
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votes
1answer
53 views

Hook into wp_head(); in a plugin

I am following a tutorial that requires I put this code above wp_head(); <?php $example_position = get_theme_mod( 'logo_placement' ); if( $example_position != '' ) { switch ( ...
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0answers
31 views

save_post is not firing when I only edit custom meta fields

I've come across the action hook save_post few days back and I like to take advantage of it. I've custom post post type "Property" with Meta fields associated with it. The problem is that when I ...
0
votes
2answers
81 views

How do I hook my function to run only after submitting login form

I'm new to wordpress. I'm writing my first plugin. I don't understand how to have my function run only after submitting the login form while not running every time I refresh the login page. I tried ...
0
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0answers
17 views

Override an advanced custom fields action callback [duplicate]

I'm in the process of writing a CDN plugin for WordPress and am trying to integrate it with the Advanced Custom Fields plugin. I need to filter the output of the "File" field type on the edit post ...
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0answers
41 views

Add row counter in Admin area - Custom post list

Hi I add some custom columns to my custom post type listing in admin area. In my functions php: function book_cpt_columns($columns) { unset( $columns['date'] // Ocultar columna ...
0
votes
1answer
27 views

Add custom message to the plugins page of Wordpress

I'd like to add a banner at the top of the plugins page (where you update plugins) that reads "Please do not update plugins". I know I can use the admin_notices hook to attach the message, but how do ...
0
votes
1answer
43 views

Where is publish_post hook fired?

Hook publish_post, which does not necessary need to be run on post publishing only, it can be used for any post type and any post status in this format {status}_{post_type} which also makes it hard to ...
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0answers
48 views

How to apply hook on pre_get_posts go get natural sort in listings in dashboard?

I have this code to do sorting on meta_key e_nummer ascending order in admin dashboard when listing products. /* Sort posts in wplist admin by e-nr! */ function custom_post_order($query){ ...
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0answers
273 views

admin-ajax.php not working after wordpress 4 update

n WordPress 3.9.2 access to admin-ajax was working for non loggedin users. When I upgraded the script stop working. I have the following code in functions.php function theme_name_scripts() { ...
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0answers
19 views

Override child theme menu to social menu

I have a header.php file contains these code supreme_primary_navigation(); do_action( 'after_menu_primary' ); and functions.php file contains these code function supreme_primary_navigation(){ ...
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0answers
30 views

Add notice to add image popup

I have been using the global "pagenow" variable to add instructions for users, but I need to somehow hook into the add image popup as I would like to instruct the users on optimal resolution for ...