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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1
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0answers
90 views

How to set a custom path, for ajax image upload folder in admin?

I am coding my first Wordpress plugin that handles some data for a custom (shop-like) post type. It also has an image uploader within a metabox, where you simply drag in your images and it ...
0
votes
0answers
43 views

How to add jquery to my custom post type wp plugin

I want to include a jquery to my wordpress custom post type plugin which i have created. i have two doubt,,, the jquery script will work only on widget options (i.e) Sidebar. So when i use the ...
0
votes
1answer
24 views

Include add_post_meta in a plugin

I am trying to call add_post_meta() from a plugin I have created. The plugin acts as a payment gateway for WooCommerce. This all works fine however I need to fire off the add_post_meta() at the end ...
1
vote
1answer
456 views

save_post hook not triggered in WP v3.6.1

I developed a plugin having a custom metabox that is using the save_post hook to store data. The plugin is 18 months old and is used by thousands of customers, so I'm pretty sure everything is good. ...
1
vote
1answer
102 views

what is the best practice for including 'wp-includes' classes

I have a class 'wp_php_flickr' which will use the wordpress core class 'WP_HTTP' in a plugin which i'm writing if( !class_exists( 'WP_Http' ) ) { require_once( ...
0
votes
1answer
31 views

Generate activation url

For my registration I am using custom registration form.It works fine.It sends email with username and password. What I am looking I want to generate url so that when user click it automatically ...
0
votes
1answer
38 views

What exactly do this function declared into functions.php file of a WP theme?

someone can help me to understand what exactly do this function declared into the functions.php file of a theme? function exclude_featured_tag( $query ) { if ( $query->is_home() && ...
6
votes
1answer
2k views

How to add sub-menu to a menu generated by wp_nav_menu by using plugin

I have a menu generated by wp_nav_menu which look like <ul class="nav-menu" id="menu-top-nav"> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-43" ...
3
votes
1answer
59 views

What is the correct way for plugins to create tables with special charset/collation considerations?

I'm using WordPress >=3.8. The default charset/collation values in wp-config.php are define('DB_CHARSET', 'utf8'); define('DB_COLLATE', ''); // Becomes utf8_general_ci I am in a situation where ...
0
votes
2answers
2k views

Add section (add_settings_section) to a custom page (add_submenu_page)

I have a plugin page created with add_submenu_page. I want to add a new section there but nothing happens: add_submenu_page('parent', 'Foo', 'Foo', 'manage_options', 'foo-settings', ...
0
votes
0answers
14 views

Some doubts about the WP development IDE, how to obtain the IDE code assistance? [duplicate]

I am pretty new in WordPress theme\plugin development (I came from Java and C#) and I have the following doubt about the IDE and how to correctly handle the WordPress development process. My main ...
0
votes
1answer
34 views

Adding custom avatar field to comments

I want to store a users Twitter Profile Image when I found out that they've tweeted the link of a post (by using the Twitter API), but I'm stuck with the following issue: How do I store the Profile ...
0
votes
1answer
28 views

Why tinyMCE.editors doesnt work on tinyMCE

<?php /* Plugin Name: Taggr Plugin URI: http://example.com/wordpress-plugins/my-plugin Description: Premium plugin for image and photo tagging Version: 1.0 Author: Tee Kai Yang Author URI: ...
0
votes
1answer
31 views

save_post not called in plugin / custom field still saving overwriting metaboxes

I have a plugin that writes metaboxes to certain pages. It writes the metaboxes fine and everything works as should...until I save. The save_post is not getting called, and I can't figure out why. ...
0
votes
1answer
46 views

Mediaelement.js feature doesn't work

I am trying to add new feature to mediaelement.js. Here's one example http://mediaelementjs.com/examples/?name=loop Another example which I am trying to implement now is this- ...
0
votes
1answer
47 views

How do I debug an error that a plugin is causing?

I'm having an issue debugging why the plugin I'm creating keeps displaying the error You need to upgrade your database as soon as possible.... The work I've done so far has been on a remote dev site, ...
5
votes
2answers
347 views

How to redirect to settings page once the plugin is activated?

I created the Plugin of my own. Everything seems OK but one thing I want to do in that plugin is redirect to the corresponding plugin settings page when the plugin is activate. For example: ...
0
votes
1answer
22 views

Update post meta not working on wp_postmeta

I am trying to update post meta values but it does't work. Only function that is working is get_post_meta and add_post_meta but Update wont work at all. Also I tried to change the values using ...
0
votes
2answers
50 views

How to cancel Wordpress' action/filter when using OOP with anonymous callback

Most of the wordpress plugins I found is functions based, for example, the offical akismet plugin function akismet_init() { global $wpcom_api_key, $akismet_api_host, $akismet_api_port; // ...
0
votes
1answer
40 views

How do I alter the position of a Custom Post Type menu item within my plugin admin menu?

I'm writing a plugin (for the first time, so bear with me!) which includes a custom post type; 'Programmes'. In the admin menu, I've set up a new menu group for the plugin, and I have the 'Programmes' ...
0
votes
0answers
30 views

remove_filter right way

What is the right way to remove filter in condition? method 1 public function update_loop($query) { global $wp; if(!$query->is_main_query() || $query->is_admin) return; ...
0
votes
1answer
22 views

Don't load the theme for a page FROM a plugin EDITED

I'm developing a pseudo admin area for my client and they don't want the theme overlaid on it, rather have their admin area take up 100% of the page. Normally I would add if (!is_page($id)) and be ...
2
votes
2answers
1k views

Check for featured image in WP_Query

Is there a way to filter posts by featured image when initialising a WP_Query object? Example $my_query = WP_Query(array("has_thumbnail"=>true)); or, more ideally $my_query = ...
0
votes
0answers
47 views

Custom query not working in plugin admin page

I'm not sure what I am doing wrong, but I cannot use get_post, get_posts or WP_Query in my plugin admin page. I can use get_user_meta, and get_userdata, so I'm a bit confused as to why I cannot use ...
-1
votes
2answers
3k views

How can I make a website with dynamic features with wordpress?

As I am a novice in web development field, I wanted to clarify some questions running in my head. I want to make a multilingual website with dynamic features. Dynamic features can be like anything ...
0
votes
1answer
26 views

Calling dynamic_sidebar in plugin gives error

I am trying to call dynamic_sidebar from a plugin page. Whenever I do so, it returns a white page! Any idea why? What I am trying to do is to save the total sidebar output in a transient. I can get ...
0
votes
0answers
62 views

Dynamic css for a widget plugin

I have a plugin that creates a widget to show latest posts and I would like to add a dynamic css file to style the post title without using inline styles. So for example i have public function ...
0
votes
2answers
787 views

Issue with pre_get_posts on custom post type archive pages

Overview I am creating a theme which has 2 custom post types (as custom plugins): Articles Reviews I have also created single-articles.php and archive-articles.php templates inside the plugin. ...
0
votes
3answers
328 views

body_class hook for admin pages

The body_class hook seem only to work with non-admin pages. When I do add_filter('body_class', 'add_body_classes'); function add_body_classes($classes) { $classes[] = 'myclass'; ...
-2
votes
1answer
182 views

Deprecated error notice

I am doing a plugin tutorial, but it was made for wordpress v2.something. The problem is - when I go to admin menu, under Settings - I get a notice error => has_cap was called with an argument ...
0
votes
2answers
41 views

How to add chunk of php, html, and sql code to variable an append to $content

I am creating a plugin (my first) which allows the site admin to display the most used post tags over the last X number of days. This plugin is an evolution of the WP Development question here - ...
5
votes
1answer
968 views

Adding Widget form fields dynamically

I am trying to add form field to a WordPress widget dynamically. So if the user want to add another date to an event they can click a button to get more fields. The question is: How do save newly ...
0
votes
0answers
35 views

edit-tags.php in custom admin menu

For the plugin I'm building I have added a submenu as a child to a custom main menu item in admin. The submenu page is an edit-tags.php page. This shows up as intended under the main menu item. When ...
0
votes
1answer
25 views

Adding an external stylesheet to a plugin

I apologize in advance if this question has been asked before. I've created a plugin, and I'm trying to add an external stylesheet, but it's not working. Am I suppose to compress the plugin file and ...
0
votes
1answer
51 views

Second select list values are not saved after clicking update

I have a select list in a metabox which value is saved successfully after clicking "Update" when editing post. Of course, the values are custom taxonomies. But i don't know how to add another select ...
0
votes
1answer
26 views

Save data of select list after clicking save

I already have a meta box in the edit post that has a select list with custom taxonomies. But after i save the post the select list returns it value to none, so i don't know how to save the selected ...
4
votes
7answers
2k views

is_plugin_active function doesn't exist

I'm using WordPress 3.0.5 and have tested with 3.1rc4. In the main PHP file of my plugin, when I try to call is_plugin_active I get Call to undefined function is_plugin_active(). I can call add_action ...
0
votes
2answers
1k views

Check if email address exists front end with AJAX in a plugin

I am pulling my hair out trying to figure this out. I have followed the wordpress codex here for AJAX: http://codex.wordpress.org/AJAX_in_Plugins All I keep returning is 0, I never get a 1. Any idea ...
0
votes
3answers
2k views

How to find out if option exists but is empty?

I am using something like this on one of my plugins: $myOption_def = "myOption Default Value"; $myOption = get_option( 'myOption' ) ? get_option( 'myOption' ) : $myOption_def; That works fine, but ...
37
votes
6answers
6k views

framework for plugin/theme options panel? [closed]

I found that the longest part of a plugin or theme development is creating the options panel, at least in my case. So i like to know what's your take on that. Do you use a ready made framework or ...
1
vote
1answer
44 views

Trying to code a simple plugin, infinite loop?

I am at a standstill. I have checked over my code so many times. The code just shows up about 4 or 5 times on the Settings --> Plugin page and then breaks the browser. I am just trying to make a text ...
1
vote
1answer
21 views

Howto check version of another plugin and then add a submenu page to it

i'm writing a plugin which requires another plugin. So i have to check first if the other plugin exists in a correct version. If yes i want to add a submenu page to the plugin page but here my code ...
0
votes
1answer
37 views

Removed jQuery script from header.php , any problems?

To avoid multiple jQuery calling from my theme and plugins, I removed <script language="javascript" type="text/javascript" src="<?php bloginfo('template_url'); ...
13
votes
2answers
18k views

How to add a shortcode button to the TinyMCE editor?

How to make any plugin icon in wordpress post? The code I want to insert in plugin code and will appear in post bar [wp-admin/post.php]. Like this image: Output: If I click the icon it ...
0
votes
1answer
42 views

How to prevent plugins from loading jQuery

I recently downloaded a free plugin from wordpress.I want to remove the plugin from loading jQuery because you experts know that it is already loading from wordpress header.php file. The plugin is ...
1
vote
2answers
2k views

How to insert data to a database table when the field is not yet created?

Supposing I have an existing table(already created in dB) that handles user-registration (a plugin) and insert data using the $wpdB->insert like this: $success = $wpdb->insert( ...
0
votes
0answers
15 views

Hierarchy of Subcategories on Permalink

I'm new to Wordpress. My current permalink is set to /%category%/%postname%/ and a "." (dot) in the Category base. My categorys ID are bigger than the subcats IDs. So the URL looks like this: ...
0
votes
0answers
15 views

How to include WP_Widget from another file in main plugin file?

I tried to use the code bellow in my main file: define( 'MYPLUGINNAME_PATH', plugin_dir_path(__FILE__) ); include MYPLUGINNAME_PATH . 'class/class-widget.php'; Then I have a file ...
2
votes
4answers
4k views

How to check username/password without signing in the user

I'm writing a plugin that creates an API endpoint that validates username/password pairs. I'm currently using wp_signon() to check whether the username/password combo works. This works fine when the ...
4
votes
3answers
307 views

Trouble with Transient API when W3TC is activated [on hold]

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 ...