Questions tagged [plugins]

Plugins are tools to extend the functionality of WordPress. This tag should not be used to mark requests for plugin recommendations, which are off-topic per the FAQ.

16
votes
3answers
21k views

Disable plugin / plugin action via theme

I have installed the Google Analyticator plugin on my site. I am also using the MobilePress plugin to serve up a theme designed for non-smart-phone mobile browsers. I have set up Google Analytics for ...
12
votes
4answers
3k views

Hooking in to plugins

I'm working on a plugin that would ideally be able to do things when a user does something through a different plugin. I can add custom hooks in those plugins but obviously this wouldn't work well ...
8
votes
2answers
1k views

Modifying a JS file with data from plugin settings

I have a plugin that, among other things, has a javascript file that requires a few user specific settings. What would be the best way to get those settings into javascript from the plugin's settings ...
10
votes
5answers
36k views

How to detect WP plugins used on a site

Is it at all possible to detect the list of plugins used on a WP site. Also, beyond my initial hunch, how can confirm for fact that a blog is indeed powered by WP?
9
votes
1answer
41k views

WooCommerce: List All Categories

I'm using the WooCommerce plugin with WordPress and within my theme I'd like to list all categories within a navigation menu with PHP. I've tried using woocommerce_product_categories(); but I don't ...
8
votes
2answers
28k views

Woocommerce hook after creating order? [closed]

I am looking for a hook which will be triggered after someone submit checkout form and order placed ( no matter he made the payment or not ) . I tried woocommerce_new_order But it's not working.
5
votes
3answers
11k views

Add Plugins to Wordpress Theme

I'm creating a wordpress theme that I aim to sell at some point. Now, I've discovered that some of the wordpress.org plugins would be great for things that I want to do. They already hold much of the ...
4
votes
1answer
3k views

Importing Tweets with certain hashtags into Wordpress

I'm looking for a way to import tweets into Wordpress as posts. In fact, I want to display tweets about a certain topic on a page in Wordpress. So page A would contain tweets about hashtag x, and page ...
4
votes
4answers
23k views

Can't install new plugins because of the error “Could not create directory”

A faculty member is having difficulties with a instructional wordpress install. Fixing individual permission problems has been hit and miss, and have become a perennial pain, so I'll ask here. What ...
4
votes
4answers
6k views

Resizing all images

I have just changed the theme on my blog, and because of a small page width, it breaks the layout. Most of my earlier images (attached in posts) are around 600px in width, and now I need to resize all ...
10
votes
8answers
9k views

Turn Off Auto Update for Single Plugin

I have a plugin that I know I never want to update. I am aware that this is NOT best practice, but in this case it must be done. Is there any way to stop WordPress from prompting me to auto-update a ...
8
votes
1answer
226 views

Shared functionality in plugins and themes

I recently started to develop plugins and themes and I found that I need to use several functions of on both. Sometime I think about to check if function / class exist before declared as said on this ...
8
votes
5answers
16k views

How to eliminate weird 404 errors in wp-admin?

I run a WordPress site with about 70 active plugins. Every so often, I'll get a random error page ("Not Found", though I haven't checked the headers to see if it's a 404) on a /wp-admin/ page that ...
8
votes
6answers
22k views

Enabling free shipping on Woo Commerce by specific items [closed]

I would like to know if it is possible to enable free shipping with Woo Commerce only if certain items (or items of certain categories / shipping classes) are included in the cart. The Free Shipping ...
8
votes
4answers
29k views

Different template of products for specific category. WooCommerce

For example i have category coffee machines, and one template for coffee machine single product template, but for category coffee i want to have different single-product.php template, how to implement ...
7
votes
3answers
2k views

How would you require and automatically download dependent plugins?

Was wondering if there was a class or programming technique that would allow me to check for the installation and activation of a particular plugin and if said plugin were not installed, to have it ...
5
votes
2answers
2k views

Prevent publishing the post before setting a featured image?

As the title says , I want a plugin/function to prevent/inform the user when he tries to publish the post without setting the featured image. ANY HELP ???
21
votes
4answers
4k views

Delete WordPress plugin Repository

I wanted to create a WP plugin. So I requested and my request was approved by WordPress.org But I don't want to develop that plugin anymore. How can I delete the repository forever or request its ...
14
votes
3answers
6k views

How to add field for new site-wide option on Network Settings screen?

I'm working on a plugin, and part of it involves setting an option value that applies to all sites in a WordPress network. I know about the add_site_option and get_site_option functions that let you ...
12
votes
5answers
699 views

Can a developer adopt a plugin marked as “not updated in over 2 years”?

I have come across a few WordPress plugins on http://wordpress.org/extend/plugins/ with this warning: This plugin hasn't been updated in over 2 years. It may no longer be maintained or supported ...
7
votes
2answers
4k views

WP JSON REST API (Ryan McCue) how to query posts with specific meta data with 'AND' relation?

I use Wp_query class to query my posts. 15 posts are in a template fetched on page load and their filtering works fine. Infinity scroll fetches for other posts using JSON restful services. The filter ...
5
votes
1answer
3k views

Combine two taxonomies in a hierarchical tree

For example, I have WooCommerce products that have taxonomies: brand (e.g. Converse, adidas, D&G) (taxonomy id: product_brand) category (e.g. Boots, Sneakers, Sandals, Heels) (taxonomy id: ...
5
votes
2answers
8k views

Changing title of a page dynamically from within a plugin

Every WordPress page can be described as having two titles: The page/post title, which is displayed within the page/post via the the_title() function call The html <title></title> tag ...
4
votes
2answers
735 views

Page Templates from plugin not working after upgrading WP to 4.7 or upper version

I am working on a plugin which we need for education website. I have added 3-4 Page templates within my plugin so that we can call when plugin is activated. Till WordPress 4.7, it was working ...
4
votes
2answers
4k views

Custom Taxonomy in plugin and template

I have a plugin that I am developing that is using custom post types and taxonomies. My question is this. How can I load the content/theme data from my plugin on to the page when the go to the custom ...
4
votes
3answers
2k views

How to delete custom taxonomy terms in plugin's uninstall.php?

I am writing my plugin's uninstall.php file and would like it to delete any terms that were created in the plugin's custom taxonomy. In the plugin's uninstall.php file I am using this: // Delete all ...
3
votes
3answers
6k views

Automatically Import Image into Posts from URLs on the Web?

Is there a way for me to add an <img> tag in a Post, but then have a plugin download that image, and put it on the server for me instead of me needing to manually download the file from online ...
3
votes
1answer
2k views

How to stop showing admin notice after close button has been clicked

First of all I do know how to add admin notice in the wordpress admin menu. And I added an admin notice like this: <?php add_action( 'admin_notices', function() { ?> <div class="...
2
votes
1answer
3k views

Plugin for changing a post's category based on it's post date?

Is there a plugin for Wordpress that will change a post's category based on how long that post has existed? I have seen other Wordpress plugins that use a library called "simple pie" to manage a wp-...
2
votes
2answers
2k views

Article source link for posts

Is there a way to add a source link at the end of an article like TechnoBuffalo (scroll down to end of post) with a plugin? If someone could find a plugin or quickly make one for me that would be ...
1
vote
3answers
4k views

publish_post hook isn't working for scheduled posts

I had a bit of an issue with wp-to-twitter publishing a tweet linking to a post that was set as 'pending' that i had emailed to my wordpress.org site. The email included a footer, which included my ...
12
votes
4answers
15k views

How to do I get a list of active plugins on my wordpress blog programmatically?

I have 2 blogs, one which is multisite and one which isn't. I want to get a list of plugins active on both the blogs so I can compare them. On the multisite blog, I want to list the plugins which are ...
10
votes
1answer
269 views

Does the number of downloads displayed for a plug-in in the WordPress.org plug-in directory include automatic updates?

I'm wondering how the number of downloads displayed in the plugin-directory correlates to the number of actual websites using the plug-in. I realise some people will download and never install and ...
8
votes
1answer
989 views

Do plugin files have to follow a specific convention to be “picked up” by WordPress?

I developed a plugin using the normal convention of naming the main plugin file after the plugin folder (i.e. prefix-someplugin for the folder and prefix-someplugin.php for the file). However, I saw ...
8
votes
2answers
3k views

How to prevent a post from being deleted?

For auditing issue, I only want a post can be trashed, but not deleted - for all users. So I have a plugin like add_action('before_delete_post', function($id) { wp_die(0); }); But seems ...
7
votes
1answer
17k views

How to add a new product type on woocommerce product types? [closed]

I want to add a new custom "product type" to woocommerce plugin: Tried to duplicate one of currently exist product type files (woocommerce template structure) as a new file (file name and inside ...
6
votes
2answers
7k views

Is There a WordPress Hook to Filter the Edit Posts View?

I want to be able to customize the WordPress edit posts screen to filter based on a custom field (or whatever). Unfortunately I'm not sure what filter or hook to use here, and instead of opening the ...
6
votes
4answers
12k views

What causes the “Are you sure you want to do this?” error with plugins?

This is an odd case I've run into. A site I've had for years started throwing this "error" when i try to make certain backend changes. It seems pervasive - If i try to install, update, activate or ...
5
votes
2answers
5k views

What WordPress API function lists active/inactive plugins?

After seeing thousands of useful API functions in the WordPress core, I'm surprised to discover today that there ain't a function that would list the active plug-ins. I don't know you but I'm quite ...
5
votes
3answers
511 views

Plugin (or Theme) containing its own Plugins?

My Theme defines its own actions and filters so that it can be extended by third-parties without having to fork or modify the Theme's core code. I already have a few plugins specific to my Theme, ...
5
votes
1answer
1k views

Namespaces in WordPress - How do I initiate the main class?

I have very basic knowledge of OOP in PHP and am trying to learn to use namespaces in WordPress plugins. Followed some instructions from these 2 sources: WPSE 63668 Paulund This is how my current ...
3
votes
1answer
3k views

Infinite loop problem with the WordPress MU Domain Mapping plug-in

When I'm logged out, everything works fine. When I'm logged in, I'm unable to visit the front-end of my site. My main page is actually located in a sub-folder of my multisite installation: http://...
3
votes
1answer
10k views

How can I pass a variable to wp_ajax action?

I'm writing a plugin that pulls data from an external API and inserts it into a bbPress topic. Here's some sample code: function bbp_ajax() { $topic_id = bbp_get_topic_id(); $the_issue_key = ...
3
votes
1answer
4k views

How wordpress detects a plugin update

I am a wp plugin developer and I'd like to know how WP detects when some plugin has an update? I guess it is ok for these plugins which are already in wordpress.org repository. But how I can implement ...
3
votes
2answers
5k views

How to add option box in “Edit Post” plugin API?

This might be kind of simple, but I couldn't find a way to do so in the WP docs. My plugin currently uses custom fields for things I could just have radio buttons/check boxes for each post. How do I ...
2
votes
1answer
42k views

How To Customize Position of »add to cart« of WooCommerce on Product Page [closed]

Which file (or files, if more than one) do I need to edit to re-arrange the Product Page? I want to make some basic layout changes to the default Woocommerce product page. Specifically, I want to put ...
2
votes
2answers
3k views

How to get posts by content?

I found the following codes to get post details. However, it is not possible to get the posts by content. Does any one has any ideas? get_posts() //// get post //// $args = array( 'numberposts' ...
2
votes
1answer
1k views

How to extend Media Library (WP 4.4)

I am trying to implement a new tab next to Media Library. I couldn't find solution to implement this. I found an example how to implement a new tab in this link: https://gist.github.com/Fab1en/4586865 ...
1
vote
3answers
1k views

Creating a theme option page?

I have a template page in Wordpress that I want the Admin to be able to change the text on that page. I'd love to learn how to make a plugin (I know how to make a plugin so that it shows up in WP, ...
1
vote
2answers
3k views

Shortcode display outside the div

I have created a shortcode that retrives and displays a form.The content of the attribute in HTML. function check_my_login( $atts) { return '<form action="" name="" method="post" ...