WordPress Plugins allow easy modification, customization, and enhancement to a WordPress blog. Instead of changing the core programming of WordPress, you can add functionality with WordPress Plugins.

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2answers
315 views

External Rewrite Rules

I'm trying to add a rewrite rule to Wordpress. I want to rewrite: "http://www.domain.com/plm_check/var_a/var_b/var_c/" to actually use a file from ...
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3answers
2k views

When do I need to use esc_attr when using WordPress internal functions

When I am putting a WordPress value inside the attribute tag, for example, the following method does not need esc_attr e.g. // JS code alert('<?php echo get_bloginfo('name');?>'); the ...
1
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1answer
127 views

which action to hook to in order to perform post-publish action

I have some functionality I've written in order to post the title and link for the post to twitter whenever a post is published. I'm wondering which wp function to hook this to? save_post has no real ...
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1answer
1k views

How to bundle a plugin with a theme, or vice versa

First off, I'm all about separating design and function. In fact, I want to remove some of the functionality from a webcomics management theme I'm developing into a plugin. I expect a person's ...
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1answer
921 views

Plugin settings not saving

I'm having a devil of a time getting my plugin settings to save. I've gone through the code so many times I have to think I've simply missed something. I'm following the Setting API, but any changes ...
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1answer
834 views

Call to undefined function get_blog_option()

In the functions.php of my plugin I've added the following code: function relativePathForUploads( $fileinfo ) { global $blog_id; $path = get_blog_option($blog_id,'siteurl'); ...
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2answers
4k views

Show dialog box in TinyMCE plugin and use WordPress php functions in it

I'm adding a TinyMCE button to my plugin. So far, I've been able to add the button and call my editor_plugin.js file and it's command. Not an easy mission btw... I want this button to show a Dialog ...
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0answers
68 views

Activate Plugin which is in subfolder?

I try to activate the plugin inside the plugin folder is possible ? I am adding the absolute path of the plugin as something like I have a folder as main file and subfolder contain another plugin ...
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2answers
818 views

(resolved) Uploading images from a custom page using blueimp uploader?

I'm working with a frontend upload form that uses blueimp jQuery-File-Uploader to do all the heavy lifting ... but, after attempting to add the necessary WordPress functionality to blueimp I started ...
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1answer
135 views

How to add more than 1 user role to sub-menu pages

I create a plugin with 6 submenu pages. I need 4 of them to be accessible by administrator and a custom user role i created say 'coach' user. Then the 2 of them to be accessible by administrator and ...
0
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3answers
215 views

How to make method from plugin available in theme?

Let's say this was in my plugin: class pluginslug_foo { public function bar() { //stuff } } and I wanted to make the method bar available for use outside of the plugin, for ...
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1answer
1k views

Different registration form for different roles

I have customised the worpress registration page by adding new fields using the Cimy User Extra Fields plugin so my site is now fine for allowing users to register as contributors. I now want to ...
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2answers
595 views

How can I track active users of my plugin? and why doesn't WordPress.Org offer this?

It seems every major app platform from Android to iOS has great stats for developers. However, if you publish a plugin via WordPress.org you are not allowed to include any 3rd Party tracking code (for ...
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2answers
4k views

Set first image (external) as featured image / thumbnail

I've read through a lot of code snippets now and it seems like wether I'm to stupid or there is no solution for this. I have a setup where some information for a product is loaded via amazon API if I ...
0
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2answers
847 views

How to add pages to custom menus on the fly [duplicate]

Possible Duplicate: Can I add pages to my custom menu via script? My theme has a custom menu called "Custom Header Menu" and i've got a plugin that sets up site defaults and creates my ...
0
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3answers
395 views

Adding admin menus to wordpress

I am trying to add a menu box to Pages > Pages or Pages > Add New, basically whenever they access a page, be it to edit an existing page or add a new one, I would like to add a menu box under ...
0
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2answers
613 views

Possible to preset a widget's contents via a plugin script?

This plugin is a simple demo test to see if I can dynamically populate a pre-existing widget area with text. In this case, my theme has created the widget area "home-header-widget" and I'm trying to ...
0
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1answer
620 views

How to preset a sidebar widget with default content via script?

I'd like to add some code to my plugin populate a specific sidebar (if it exists) with a text widget containing preset content. Assuming that the sidebar I'm trying to preset is referenced by ID as ...
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2answers
72 views

Fixing plugin for wpdb::prepare

A previous developer created a plugin for a website I manage and everything seems to work okay, except I'm getting the error "Missing argument 2 for wpdb::prepare()". I understand that the arguments ...
4
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3answers
418 views

Trouble with Transient API when W3TC is activated [closed]

I'm using W3 Total Cache 0.9.2.11 on Wordpress 3.5.2. I've got a problem with transient API and w3tc's object cache setting. When I activate 'object cache' with memcached (other settings are ...
4
votes
4answers
2k views

Where to put third party PHP library?

I'm developing a couple of open-source plugins and a theme (all part of a "suite") that all use the same third party PHP library. I'm wondering what is the best way to include it in Wordpress. Here ...
3
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1answer
784 views

PHPUnit testing WordPress Plugin

Using answers on this site and from other resources, I have started writing my next plugin using PHPUnit tests and the WordPress test environment. Distilling down what I have in my plugin's ...
3
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2answers
579 views

Re use authenticated HTTP connection or cUrl handle

We have a bespoke Wordpress plugin, which adds a meta box to the edit post page. The plugin accesses data from a semi-private HTTP REST API. The connection is authenticated (DIGEST) and accessed ...
3
votes
1answer
626 views

Error with Custom Admin Screen in iframe Thickbox

I have a plugin that adds a new admin screen in an iframe. I created a PHP file in my plugin, and I put a link with a class of Thickbox to that. Everything works just fine, but it produces a PHP error ...
3
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1answer
454 views

WordPress adding <br> tags into plugin content

We've written a plugin that shows reviews upon usage of a shortcode. On some sites, Wordpress is adding <br> tags throughout the shortcode content, and others it does not. The shortcode works ...
3
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2answers
3k views

Add a jQuery function to admin pages

I need to add a bit of document ready jQuery to post/page editors in admin. I'm hacking an old plugin that adds a text box to the editor page and handles inserting that text in a template file, but ...
3
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1answer
437 views

Build path for a custom portfolio plugin

I'm finishing up a personal site that I've spent many weekends on. I've left one of the (potentially) most complicated parts to the end of production. I'm looking for some advice on how to proceed ...
3
votes
1answer
413 views

How Does Wordpress Uninclude/Deactivate A Plugin?

Wordpress uses the Observer Pattern for its plugin system and operates on the premise of checking if a plugin is activated, scanning the plugins directory and storing everything in an array in the ...
3
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3answers
8k views

Wordpress Vote Plugin - Vote Once and Track User

I've been looking through voting plugins and cannot seem to find one that works for me. I'm hoping you can help me out before I have to build my own as I'm tight on time. I have a page that will be ...
2
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1answer
708 views

“Error: Options Page Not Found” on Settings Page Submission for an OOP Plugin

I am developing a plugin using Tom McFarlin's Boilerplate repository as a template, which utilizes OOP practices. I've been trying to figure out exactly why I'm unable to correctly submit my settings. ...
2
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1answer
190 views

Custom admin column disappearing when using Quick Edit [duplicate]

I have added a featured image column to my posts in the WP admin. This all works fine except when using the Quick Edit feature. Upon update, the column disappears, or rather isn't returned by the ajax ...
2
votes
4answers
246 views

How to avoid plugin name conflicts from the upgrade notifier?

I've wrapped a quick hack as a plugin to add Google Analytics to my site. Named it "Google Analytics" and, sure enough, WP offered me to upgrade my v0.1 plugin to some random plugin from the plugin ...
2
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1answer
35 views

Make the plugin directory recognize new version numbers

I updated readme.txt Stable Tag and tagged versions 0.2, 0.3 and latest 0.3.1 in SVN. After checkin, the new version is recognized only partly: On the dev-tab it links to the latest version (0.3.1) ...
2
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3answers
1k views

Shortcode adding p and br tags

I apologize as I realize this has been asked before and I believe the issue is with wpautop function adding closing p or br tags but every solution I've found has not worked so I'm at a loss for ...
2
votes
2answers
192 views

Multisite, sharing content by URL

I have a network of two sites, A.example.com and B.example.com. I'd like it so that if I create a page on A with a permalink of /Widgets I can access it on B using the same relative permalink but ...
2
votes
1answer
518 views

How to use the settings API to set multidimensional arrays

I'm writing a course information plugin. Most course info is related to to a post (a custom post type of 'course'), so I have put the majority of info in the postmeta table. But some info isn't ...
2
votes
1answer
237 views

Scheduled event does not run at midnight

I have an event scheduled to fetch feeds from different sources at midnight. I believe for some reason it is not being triggered. I use Core Control plugin for testing. When I 'Run Now' through it, ...
2
votes
1answer
551 views

When to check if a function exists

I've just started developing a WP plugin, and i've been reading some code from other plugins as a way to get started. I've seen a couple of plugins that wrap all or some of their functions in the ...
2
votes
1answer
812 views

How to duplicate custom menu settings to export to another site

I'm trying to write a routine that will pull items from the wp_options table in order to transport them to another site. The problem I have is that if the source site has custom menus, I'd like to ...
2
votes
3answers
766 views

How to: get main plugin/theme file?

There're the functions get_theme_data(); & get_plugin_data(); - which both use get_file_data(); that needs a specific file as $input. I got a set of classes that may be used by a plugin or a ...
1
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0answers
54 views

Modify how gallery.js builds the shortcode [gallery …] in tinyMCE?

The post editor helpfully removes default arguments like columns="3" from the [gallery] shortcode. How do you tell it to remove a custom attribute that has a default value? The answer at Enhance ...
1
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1answer
895 views

Wordpress metabox file upload in custom post [duplicate]

I'm relatively new to wordpres development and am stuck at this issue. I have created a custom post type which shows up in the admin menu. I need a metabox in it with a file upload field. The metabox ...
1
vote
1answer
217 views

Saving Plugin settings to the database

I'm not a complete novice with php or wordpress but am wanting to approach this problem the most efficient way so believe asking here will help. I've got a plugin that randomly generates a quote - ...
1
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1answer
256 views

Hello dolly type plugin that allows people to add their own

I am making a plugin that shows a random joke on a custom 404 page via shortcode and it is basically near enough the same as the default hello dolly plugin, where the jokes are hardcoded into the ...
1
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1answer
83 views

Common functionality between my own plugins

I read that when creating new post types, creating a settings page, and creating a new taxonomy, you should create a plugin. So I have done that. But I have functionality, which could be generalized, ...
1
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2answers
45 views

Calling apply_filters on non-documented hooks

I have been trying to learn how to write plugins and I thought the best way would be to look at other plugins. I was taking a look at this one and the first lines /** * Plugin Name: Media Library ...
1
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1answer
29 views

update_meta_user difference in i:1 and b:1, how to write b:1

This code leads to wp_cababilities being written to the database but with an i:1 in front. if( $new_roles === 'administrator' ) { $capabilities = array ...
1
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1answer
62 views

Create a Page via plugin

My problem is to show a list of products read from db tables. I know how to read them and I am able to produce the table, but only using a shortcode embedded in a page that I've created via WP. I ...
1
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2answers
389 views

Implement phpunit testing on a plugin

I've just finished writing a WordPress plugin implementing shortcode tag based autocompletion based on values retrieved from a database given an id set on a cookie. The plugin has a variety of ...
1
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2answers
355 views

enqueue script only if it is not already enqueue

I want to include a script in a shortcode output, so I am trying this: function my_shortcode( $atts, $content = null ) { extract(shortcode_atts(array( 'title' => '', ), ...