Method by which plugins and themes extend core WordPress functionality.

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0
votes
1answer
327 views

How can I override one post and make it display content for another post?

I have two pages on my Wordpress site: mysite.com/?p=100 mysite.com/?p=200 I think I should be able to hook into Wordpress' actions somewhere and re-query the post, so that content for ...
4
votes
2answers
909 views

How can I log a user out of Wordpress before the page loads?

I would am using the code below so that on my wordpress site if ?logout is appended to the end of the URL the user will be logged out. This works well - if the user visits a page such as ...
0
votes
1answer
113 views

Change status of page after an event (Looking for best practice advice)

I'm looking for a best practice/ideas for modifying the status/data of a page after an event. Here's an example of what I'm trying to accomplish - This WordPress site would allow users to sponsor ...
0
votes
4answers
569 views

How to fix my old theme so it loads jQuery properly

I have an older theme that is loading jQuery 'manually', and this conflicts with all plugins that are trying to use jQuery. The following lines are included in the theme header: <script ...
2
votes
1answer
4k views

How can I see all the actions attached to an “add_action” hook?

I'm working with the admin bar and trying to debug some of the menus and their priorities. I know several callbacks get bound to actions, such as this one: add_action( 'admin_bar_menu', ...
1
vote
1answer
3k views

Changing “Lost Password Email Link” to custom password reset page

On the Wordpress site I am working on, subscribers will not be allowed to see anything in the backend at all. Because of that I am creating a custom pages for the Wordpress login page that subscribers ...
3
votes
1answer
988 views

Is there a filter/action to add content to WP admin metaboxes?

I want to add an instruction into a custom term meta-box. Is there a hook to add this or is it easiest just to use JavaScript?
1
vote
1answer
959 views

Is it possible to Hook/Filters Attachment Creation?

Is it possible to hook or filter the attachment creation process? More specifically is it possible to hook into the attachment creation so that I may parse the attachment’s filename, populate the ...
2
votes
2answers
3k views

When calling wp_title(), do you have to create some kind of “title.php” file?

... or does wp_title() already handle the various contexts in your blog? This could clarify for me how I can achieve a reusable index.php file without having all the conditional statements inside it ...
3
votes
1answer
509 views

The 'user_has_cap' hook seems to take two page loads to trigger

This question relates to another question I asked recently (http://wordpress.stackexchange.com/questions/29009/how-to-assign-specific-users-the-capability-to-edit-specific-pages-posts-cus/), the ...
0
votes
1answer
956 views

Hook for page Request?

I want to run a function that looks at the current url params of the page that is requested and sets a cookie based on those params. So, I guess I'm looking for: The Wordpress Hook that allows me ...
3
votes
1answer
3k views

Overriding The Loop with filter or hook

I'm trying to replace the $wp_query object for a specific category, without having to deal with creating a new template and creating a new WP_Query object there. My aim is to change the data ...
1
vote
1answer
349 views

Need to check is_archive during init

I need to check if a page is an archive or not, before my plugin does some URI manipulations. These manipulations only work before wp but if I perform them first and then check is_archive, the check ...
3
votes
1answer
4k views

How to use the_excerpt in a filter hook?

I was hoping to process the_excerpt just like one would with the_content, but no such luck. How can I pass the excerpts of a Posts Page, through my plugin? I've tried variations on this: ...
0
votes
1answer
2k views

wp_insert_post hook for a wordpress plugin

I'm trying to make a wordpress plugin to auto-translate posts just before it's inserted, it's for a specific need where I want to write in a language, post in a different one, so far, I'm not able to ...
-2
votes
3answers
176 views

Apply function on all action hooks?

Is there an easy way to apply a function on all action hooks? I want to apply esc_attr() to every action hook (in a way that would work from functions.php or a plugin). I figure I would need ...
6
votes
4answers
5k views

Is there a way to set default custom fields when creating a post?

When I'm creating a new post, just after clicking "Add New", when the post editor shows, instead of having to use the dropdown and choose a custom field to use, I'd like to have some default custom ...
0
votes
1answer
3k views

How to automatically activate users after registration without activation email?

I want to auto-login my users after signup without an activation email requirement (I'm not concerned about spammers). How might I go about doing this? Thanks!
0
votes
1answer
404 views

Creating a plugin that will display text on every page

I know there is going to be an easy way to do this but I just can't seem to find the best practice for the following; I have a plugin which when complete should generate HTML on every page, I want it ...
0
votes
1answer
374 views

Filter for replacing the WP_query object for a given category

I'm looking for a action/filter to replace replace a category archive page with the contents of a page. I'm thinking of testing the category ID, and replacing the WP_Query object with a new one ...
2
votes
2answers
742 views

Display info from custom fields in all images' HTML

Okay, I've been working on this all day and can't find the solution anywhere. I've created a custom field within the image upload screen (info first found here). The field stores the name of a ...
9
votes
2answers
9k views

Is there a hook that runs after a user logs in?

I am writing a plugin that fetches some extended user info from a remote service and I need it to execute its function each time a user logs in. Is there a hook that gets fired after login that I can ...
1
vote
1answer
480 views

Pass variable to hook. Its possible?

I have this hook created to retrieve user password when he register or update his pass. I dont want my client to touch wordpress core so i was planning to use a hook in wp-includes/user.php All this ...
2
votes
2answers
2k views

Get password when user registers and save it sha1 into database

im working on a website where the users can connect with iphone to some functions of it by using a sha1 encrypted password. In other words the plain password of wordpress encrypted in sha1. In the ...
1
vote
2answers
89 views

Same Conditionals Not Working on Two Different Hooks

Everyone! I am new to WP and trying to build a plugin. I have the following codes working properly: add_filter('the_content', 'say_hello'); function say_hello($content){ if(is_single() || ...
0
votes
1answer
4k views

Help me to understand wp_header() and wp_footer() functions

hi everyone please help me to understand the hook functions wp_header() and wp_footer() What does it mean hook functions and what to do
2
votes
1answer
1k views

How can I tell if I'm on a login page?

There are functions for is_home(), is_blog() is_single() etc... What's the best way to tell if I'm on a page that is requesting that I login? I guess that would just be the wp-login.php page.
5
votes
3answers
10k views

Is there a way to send HTML formatted emails with Wordpress' wp_mail function?

Is there an action_hook or something similar that could help me achieve this? I tried adding markup in a PHP string variable and just fired off an email with the wp_mail function like so: $email_to ...
0
votes
1answer
88 views

File names are being overridden when uploading new media

I want to hook into the media upload function and prefix file names with a timestamp. We're uploading a lot of stuff within a month, so we can't rely on the directory structure, and we're also dealing ...
1
vote
2answers
445 views

add action for displaying posts using a shortcode

I'm developing a simple plugin for letting a user insert a post from the frontend. I have a shortcode [add-post] which a user can put on any page, say, for eg. My Wall Page Now on My Wall Page a ...
0
votes
1answer
334 views

How to set Media Box form elements default value?

I am developing a plugin to customize wordpress administration. Creating / Editing an article, when i user insert an image from media library or uploading it, i want to clear the image title, as ...
0
votes
1answer
213 views

Defining hooks within (php)classes?

I have been trying to write a reusable modular options class and I am stuck at this specific point. How do i define hooks within php classes? Try 1 : class super_options { // ...
0
votes
1answer
92 views

Hooks to run after a core upgrade?

Are there any hooks for running plugin code after a core upgrade? Specifically, I'm running into issues that a users wp-admin column choice in the 'Screen Options' are modified after an upgrade - I ...
2
votes
1answer
398 views

When to call `add_rewrite_rule` for safety

I am starting to run into situations on projects where I am combining multiple plugins which all use add_rewrite_rule and flush_rewrite_rules at different points. As we all know, calling ...
0
votes
1answer
112 views

Display Plugin Panels Outside of Admin Areas

I'm trying to find a way to display the work area content of different plugins on pages/posts/areas aside from the admin backend. For example, how would I display the options panel for a certain ...
0
votes
1answer
459 views

run script on publish

I am trying to run a script when a user publishes / updates a post. I am using the filter: wp_insert_post_data The problem I am having is the script is a php file outside of WordPress but on the ...
1
vote
3answers
590 views

Two-step login process - Is it possible?

Is it possible to do the following with Wordpress (without hacking too much code - I would like to make this a general plugin using simple hooks)? Log in with the username/password. If ...
2
votes
1answer
63 views

Hooks for Links Box [duplicate]

Possible Duplicate: Getting archive pages in WP's AJAX internal link finder? Are there any hooks for the new internal links box that was created in WP 3.1? I'm trying to modify it in my ...
4
votes
2answers
890 views

Custom theme hooks / filters - passing arguments

I'm getting confused trying to implement these custom theme hooks. Trying to wrap my head around that. I thought i understood this. but now after reading code for several hours; it's made it worst. ...
0
votes
1answer
207 views

Prepending character(s) to a custom <!--more--> tag title?

I'm hacking around with a blog using Cordobo Green Park and I've noticed when I specify a custom title, instead of it beginning with a » symbol (as it does for the standard "» Read more: ...
0
votes
2answers
650 views

Are there any action like 'init_frontend'

I've found init and init_admin. Are there any action that executes just in the frontend? Thanks.
0
votes
1answer
2k views

Wordpress add_action the_post hook

Now i face a problem, that i want to add a hook into the the_post. Then i use print_r($post); here display the my print_r content and again display the default content. because i am here in ...
-1
votes
1answer
916 views

plugin: 'init' hook, check if we're not in admin

I've tried this inside of my plugin ('init' hook) but it doesn't work: if(is_front_page() || is_singular() || is_archive()) { ... } How could I check it using init hook? Thanks.
2
votes
3answers
343 views

Is it possible to remove this action? (as it's added just before it's called)

In wp-signup.php there are these lines: add_action( 'wp_head', 'wpmu_signup_stylesheet' ); get_header(); I need to remove wpmu_signup_stylesheet from the wp_head action, but I seem to be ...
0
votes
1answer
1k views

How to remove a meta description or other <head> contents

I have a plugin that generates a meta description or title as two of its features. However I run into the problem of other SEO plugins possibly being installed, and ending up with two meta ...
10
votes
3answers
7k views

How to enqueue scripts on custom post add/edit pages?

I'm trying to enqueue a JS script only when someone is adding or editing a custom post type I created called "recipes". Currently the script works ok when I do this: if (is_admin()){ ...
5
votes
1answer
3k views

get $post in init filter or action?

It seems that $post is only available to hooks executing at certain times. I have an "init" hook that needs to pull some data from the database using the $post->ID. So far my only workaround has ...
0
votes
2answers
1k views

Giving the_excerpt in the place of the_content?

Short and sweet — I wanted to deliver up the excerpt of a post in the place of the_content on certain pages. Naturally, if no excerpt is present one would be generated from the content. I ...
6
votes
2answers
3k views

Earliest hook to reliably get $post/$posts

What's the earliest possible action I can hook into where I'll be able to access the global $post/$posts variables on both the front and back ends? I've tried looking through the Codex reference, Adam ...
0
votes
1answer
1k views

Filter or Hook to catch pre-rendering of post content

Is there a filter or hook that is triggered just before post content is rendered? What I'd like to do is to apply a filter to the text content of a post just before the post text is being rendered.