A type of hook that provides a way for content to be overridden programatically

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1
vote
4answers
2k views

Make parent categories not selectable

I'd like that my categories having child-categories don't be selectable on the post article page. What I want to do is to remove the checkbox before their label. I've looked the filter documentation ...
2
votes
2answers
1k views

Call to undefined function error after adding add_filter to wp-config

I am getting Fatal error: Call to undefined function add_filter() in example.com/wp-config.php on line 20 after adding add_filter( 'auto_update_plugin', '__return_true' ); to wp-config.php My ...
0
votes
1answer
76 views

pre_get_posts to hide everywhere posts from “Archive” category

I want to hide some posts from feeds, searches and nearly everything, apart from URL to this post. To have so called archive. Private post is also not an option because unlogged users with URL should ...
0
votes
1answer
51 views

How to filter sql only for a specific post type

I have been trying to join a custom table with a regular wordpress query, but only under a specific condition (a specific post type). I have a single-event.php template that runs the main query, and ...
0
votes
2answers
47 views

Shorten the title length

So I'm using this filter in order to shorten the title: function the_titlesmall($before = '', $after = '', $echo = true, $length = false) { $title = get_the_title(); if ( $length && ...
3
votes
1answer
83 views

How can I display image metadata?

I'm trying to add a filter to the_content that will find all images in the post and append the custom attachment metadata credit to it. Here's the functions I've have: Adds the Credit field to ...
0
votes
1answer
50 views

Get results from the main wp_query

I would like to alter the main wp_query and then email the results as PDF or HTML email. I have managed to filter wp_query using custom filters and some code similar to this inside my plugins ...
0
votes
2answers
20 views

How do I add a class to all sidebars to let a Google Custom Search Engine know not to index the content?

I've replaced the WP search on my site with a Google CSE. Google has a nice feature that lets you specify that certain areas of the page should not be indexable, by adding a "nocontent" class to those ...
0
votes
2answers
645 views

Return a custom value in a function added to an action hook

I looked into the difference between action and filter hooks, and as far as I understand, it is not possible to have a function, which is added to an action hook, return a (custom) value. My ...
0
votes
0answers
202 views

Converting a checkbox filter for custom fields to a dropdown

I've been scratching my head trying to figure this out for awhile now and was wondering if someone could provide some help. My PHP knowledge isn't the best so I'm working with what I have and it ...
1
vote
1answer
27 views

Archive filter disappears on no results?

I have been working through this example: http://www.advancedcustomfields.com/resources/creating-wp-archive-custom-field-filter/ That a colleague of mine found for creating a simple checkbox-based ...
7
votes
3answers
5k views

How to Pass External Variables to Filters/Actions

I find myself needing to pass custom data to a filter provided by a 3rd party plugin. All of the ways I've seen to do this are really complicated and hard to wrap my head around. Take this example: ...
0
votes
1answer
45 views

Custom post type with Filter and Page Nav

A custom post type custom also have special custom fields people and location I am trying to get this in the listing archive page with a filter on people location year (which is the post date) to ...
0
votes
1answer
97 views

Modifying WP_Title For Custom Post Type

Trying to modify the output of the WP_Title through a custom post type with a filter. I've had no issues doing it to the_title but I assume as the wp_title function is called through the header it's ...
0
votes
1answer
48 views

Make the 'all' filter default instead of 'mine' in a custom post type

I reckon this one is quick and easy... I think I'm just missing something very obvious. My inquiry is nearly identical to this stackoverflow post. For non-admin users, the default filter for posts ...
2
votes
1answer
301 views

SSL certificate for the host could not be verified

I'm getting this error in a log file created by WooCommerce "The SSL certificate for the host could not be verified." The error is being generated by WordPress' file /wp-includes/class-http.php ...
3
votes
1answer
4k views

adding a filter to a shortcode?

<?php echo do_shortcode('[mingleforum]'); ?> inserts the mingle forum into my content! is it possible to use add_filter() on that?
6
votes
1answer
72 views

How to add taxonomy filter on the query fly?

I try to add tax query on pre_get_posts hook using following code : // Add custom posts to main query (archive and home) add_action( 'pre_get_posts', 'add_post_types_to_query' ); function ...
2
votes
1answer
102 views

Dropdown category filter

Ive an array set up to filter through various categories, currently it is only displaying 10 a maximum of ten posts instead of all of them. Where have i gone wrong? <div class="select-search"> ...
0
votes
0answers
18 views

How do I remove_action for the function from included file

I'm building a theme and trying to reuse code from another file in my header.php by doing this: include_once( get_stylesheet_directory() . '/root-theme/header.php' ); This include works fine. But ...
0
votes
1answer
32 views

Problem with Class, Filters and Callbacks

according to this Callback example if I'm referencing a method inside a class, I should use add_filter by specifying an array with 2 elements, first the object then the method. Here is my code: ...
1
vote
2answers
331 views

user_has_cap filter allows edit but will not allow save

Problem I'm working on a website where we need to be able to put a username in the custom field of a custom post type, and allow the user specified to make changes to that post and only that post. I ...
4
votes
2answers
2k views

add_action(), add_filter() before or after function

When looking through WordPress snippets/tutorials/plugins I often see add_action() and add_filter() being placed before the function is declared: add_action( 'publish_post', 'email_friends' ); ...
0
votes
2answers
77 views

Firebug and Chrome rendering two body tags

I have a curly problem I've been working on for some time. At first it appears as if the get_body_class() function was broken but after I removed it from the template the issue persists. <html ...
2
votes
2answers
277 views

Clean-up script tags

I want to clean up <script> tags generated by WordPress to produce more semantic output for HTML5. You can already do this for <style> tags using this code attached to the ...
0
votes
2answers
1k views

How can I remove the “Add New” button in my custom post type?

I have many custom post types that need the Add [custom post type] feature but I have a custom post type of "About" and I do not need to "Add New" about to the about custom post type. So I want to ...
0
votes
1answer
36 views

Jetpack Comments Change Placeholder Text

Is there a hook or template file where I can change the placeholder text on the #comment textarea w/in the comment form? Jetpack loads the form via an iFrame which prevents changing the placeholder ...
0
votes
1answer
20 views

shortcode which is introduced into entry the blog, and appears in side bar

I have the following shortcode plugin, it works perfectly, nothing more I want to put you in the blog and appear in the sidebar, how I can accomplish this? I want not put a widget in the sidebar, ...
0
votes
0answers
32 views

When to hook into edit profile action?

I have the following function which combines the values of a few user profile fields and saves them as a new user_meta called COMBINED_WORKSHOPS. The function works, but I don't know when/where to ...
0
votes
0answers
28 views

Show child theme for users on specific IP

I have some users coming in from a fixed IP range on a very slow connection (256kbps) so want to server them a child theme that has a lot of the bandwidth intensive features removed. For ease of ...
2
votes
0answers
48 views

How to make a widget expand wider than the column width when editing its settings in the admin

The WordPress Text widget expands horizontally beyond the margin of the sidebar when added to a sidebar and opened in the admin and I am trying to apply that function to a widget. I see inline css is ...
1
vote
0answers
53 views

Custom filter function not working with Custom post type

I have custom post type "soto_property". I have made a custom filter to filter post listing according to used meta data named "operations". Here is my code- <?php add_filter( 'parse_query', ...
0
votes
2answers
688 views

Filter post query to only show direct children of category

Google seems all purple on this subject, if you know what I mean. I've searched for this topic forever to find a solution. I want to build a finder/explorer feel to my categories, so when browsing to ...
0
votes
1answer
22 views

How to add filter for wordpress plugin?

I have a really newbie question, but I'm really new to WordPress development. In the plugin that I'm using is using this filter. if ( true === apply_filters( 'some_custom_filter', false ) ) { ...
0
votes
1answer
55 views

How to replace all images in all posts and pages with a different size?

I'm about to reboot an old blog of mine and therefor I'm creating a new theme from scratch. Before I'd align pictures left and right, because it seemed good. But now I want to make it much cleaner and ...
2
votes
2answers
1k views

How to hook a filter to catch get_post_meta when alternate a custom field output?

How to hook a filter to catch get_post_meta when alternate a custom field output? I have fill a custom field(meta data) in a post, just like this: <!--:de-->Nominale ...
0
votes
0answers
31 views

How to get all the predefined do_action() calls from an active theme

To hook my plugin content into anywhere, suppose I offered the theme developers to create their own hooks with a prefix (pre_) anywhere in their theme - the rest of the hook is unknown to me. So what ...
0
votes
0answers
72 views

Avoid changing menu query with suppress_filters => false

I recently had to change qTranslate for qTranslate X since the former is not being updated. This broke my menu and after searching I found it was because qTranslate X sets suppress_filters to false. ...
1
vote
1answer
48 views

Get posts with at least one category in common with current post?

In single.php : I want to get all posts with at least one category in common with the current post. I tried reading through the wordpress codex documentation but I found it rather confusing (I'm ...
0
votes
1answer
22 views

Display child pages on homepage template

I thought this would be a simple case of following the Codex but apparently not. I'm trying to display child pages of a particular page on my homepage using a custom made template. So far I've managed ...
0
votes
1answer
124 views

Woocommerce Price Text

I'm trying to show after the price of my product, whether the price is 'per person' or 'per group'. I've created a custom field for both, so for example, if custom field 'price_per_person' is ticked, ...
2
votes
2answers
549 views

Hook for post permalink update

I would like to know what hook should I used when the permalink/url of a post is modified. My goal is to get the old permalink and new permalink so I can used it for my plugin. Thanks. [EDIT] Just ...
0
votes
1answer
62 views

How do i get all author posts on custom post type list

I am trying to filter a custom post type by some custom fields value and if the posts are by author, query for 2 custom field works but author posts doesn't work. Thanks! add_filter( 'parse_query', ...
0
votes
1answer
58 views

what is do_action(); in wordpress? [duplicate]

Sorry for making duplicate Topic but it is very important to me because i don't understand this topic by looking other related topics. Actually i am in process to build a WordPress theme and i am ...
0
votes
1answer
170 views

add_filter does not work as expected

I have a wordpress plugin where i included this (with some changes) $fep_files = array( 'first' => 'first.php', 'second' => 'second.php' ); $fep_files = apply_filters('include_files', ...
0
votes
0answers
19 views

How to filter displayed posts like what we can see on products page [duplicate]

I wanna know if there is a way to filter displaying post on clicking on menu or a link. I know that there is some ways for admin post list, but i want it for front pages. I think we can do that by ...
0
votes
1answer
112 views

remove_action not removing add_action from constructor

I am trying to replace a message from a function that got hooked in a constructor from a class from woocommerce. This is what I tried to remove the message: What I tried. function remove_actions() ...
0
votes
0answers
31 views

Click on link to filter displayed posts like what we can see on products page

**I wanna know if there is a way to filter displaying post on clicking on menu or a link. I know that there is some ways for admin post list, but i want it for front pages. I think we can do that ...
0
votes
1answer
128 views

Filter keywords from search query

I have search over the google, somewhere out there and here(http://wordpress.stackexchange.com). But, i can't seem to get the solution i was looking for. I would like to ask that, is there any ...
0
votes
1answer
57 views

Custom filters inside a specific category?

I have different categories that require different filters For example a 'training' can be about a specific bodypart, by a specific athlete,.. What I want is something like this: But different ...