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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1answer
10 views

Undefined notice on unset field

Still trying to figure my way around Wordpress plugin development, how can I resolve this undefined error? This appears when I add a new post, it can't find the post so I'm trying to figure out how to ...
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1answer
25 views

configuration of .htaccess for add_rewrite_rule to make sense

I am trying this code from codex wordpress site function custom_rewrite_basic() { add_rewrite_rule('^leaf/([0-9]+)/?', 'index.php?page_id=$matches[1]', 'top'); } add_action('init', ...
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1answer
19 views

Export Posts with specific custom fields by sql

My development site has posts with custom fields. Meanwhile my live site has more posts added while I'm working on my development site. Now I want to export posts with specific custom fields from live ...
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0answers
19 views

Featured image upload option not working properly?

I'm trying to make a new plugin. I hope it's maxim complete. but now I face a problem. When install my custom plugin then the Featured image upload option not working properly. It's show like a media ...
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0answers
27 views

Using get_template_part() to modify single.php for a custom post type

I have a custom post type plugin called shows that has custom meta such as host, time, length, etc. I want to make it theme independent and require minimum coding for it to work across a lot of ...
2
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1answer
35 views

how to redirect to another post without getting headers already sent error?

Normally the code below works for my purpose. I need to check if a post is in a certain category, check against user role and only allow user to see the page if the roles match function ...
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0answers
30 views

Calculate with custom checkout field in Woocommerce

I'd like to calculate the shipping fee based on a custom created checkout field. I'm using the update_totals_on_change class to recalculate the shipping fee when change this value. // Action to ...
0
votes
2answers
108 views

Registration form Plugin… Email confirmation

Good Day Everyone, I am trying my New User Registration form Plugin on a live site, but the emails are not being sent. I save the new user using: if (empty($errors)) { $myplugin_newuser ...
0
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1answer
27 views

Plugin working on my local installation but Cannot be activated online

Good Day Everyone, I want to test my Plugin online on my real website but I don't know why, the following line would give an error, when on my local installation everything works perfectly. (I tried ...
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0answers
20 views

Add custom functionality on WooCommerce complete button

I've a situation to add some data to the database tables on order status completed button. I can see the url in class-wc-admin-post-types.php Can someone help me for any hook? Or how the ...
0
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1answer
28 views

zip unzip attachments in wordpress

my client using easy digital download plugin for sell their photos. They upload a zip file that contain many photos and sell this zip file. My need is to extract this zip file and display the images ...
0
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1answer
27 views

Issue on Getting Images URL of the Post Gallery

I am trying to get the URL of the attached galley into the post on custom page layout called Gallery Page. I tried to use the code from Codex at This Page (get post gallery images). but I am not ...
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8 views

How can I add page-level settings to a widget?

I've authored a widget that has settings on the widget page, and works correctly. I would like to add the ability to set an override for the widget's settings on a specific page or post. I'm imagining ...
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0answers
24 views

add_settings_field() inside loop

Hey I'm trying to add textareas dynamically - so there's no fixed amount of textareas which are added. I tried it with anonymous functions inside a loop, but I just can't get it to work. Here's my ...
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0answers
35 views

Generating a URL with no content for captcha

I modified my regular form to ajax form. I have captcha simple_php_captcha in my form which is generating captcha. I need to chage it's image if the user request it to change. I am thinking to ...
0
votes
1answer
50 views

ajaxurl not defined on front end

I am trying to create a ajaxform on the front side. I am using the code jQuery.ajax( { type: "post", dataType: "json", url: ajaxurl, data: ...
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0answers
32 views

Set Class Static Variables Before init

I want user to set three static vars before init then call register_post_type using these variables. The issue is the static variables passed empty from prepeare_post function .. I don't know what ...
0
votes
1answer
38 views

Can I access Wordpress API's from within plugin scripts?

I'm developing a WP plugin. In my plugin I have a file that processes form data. For example, user will enter shortcode: [poll-form] And it will output a form with the action attribute set to the ...
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0answers
12 views

Displaying multiple custom post types in single post type at admin section

I want to display different custom posts types in single post in admin section. how i can accomplish this. I have 3 posts which are Events, Members and Guests. I want to display these 3 posts like ...
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0answers
15 views

Plugin development - show saved shortcodes in admin panel/page

I created a shortcode plugin and now I am creating an admin page for the plugin. What I would like to do is that, when you hit the submit button in the admin page after choosing all the attributes to ...
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0answers
23 views

Theming Custom Plugin Page

I am creating a plugin that collects user information. It's a bunch of forms. So, the user will hit the first form page, enter data, then be redirected to the second form page, where they enter more ...
1
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0answers
33 views

Adding a metabox on a CPT's submenu page

I have a custom post type registered and a submenu page for some admin actions for the CPT. This page has some items listed in a WP table. I want to add a meta box just below those items. This is ...
0
votes
1answer
51 views

allow user to select pages from dropdown in my plugin

I have a plugin and a part in it allows user to select the page plugin works on by specifying the id of the page. But I want that he should be able to select the page from the pages available in the ...
7
votes
2answers
180 views

Is it mandatory to use $wpdb->prefix in custom tables

Sorry if this question is trivial. I'm just beginning to develop plugins in WordPress. In all the tutorials I found this: while creating the custom tables, $wpdb->prefix is used. Example: ...
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0answers
17 views

Wp_parse_args not taking the value set from $default

I am learning about creating widgets and am a bit confused on wp_parse_args as it's supposed to merge together an array of arguments per the codex definition. I have $defaults set specifically with a ...
0
votes
1answer
34 views

Wordpress ajax not working in registration

guys. I've tried to build a wordpress simple registration form with ajax, but it doesn't work at all. Here is my code, a php and jQuery ajax. Please tell me what's wrong with my code. FYI, (1) the ...
1
vote
1answer
24 views

Add media and attach images to pages

I have this problem with attaching images and add media. ADD MEDIA Go to page Click on "Add media" Insert an image Image shows in editor, but when I go to the page and do the below code it doesn't ...
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0answers
13 views

Point of diminishing returns for customizations?

This is a general advice question about Wordpress theme modification: When it comes to custom functionality/design, at what point (if any) do you decide that it is better to build from scratch? The ...
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0answers
10 views

alter $post variable in main query as soon as possible [duplicate]

I'm using WP with WooCommerce. For some purpose, I want to load a predefined static page (e.g. with id=5) whenever the user enters a product page (e.g. www.mysite.com/?product=my-product), by ...
0
votes
1answer
35 views

Custom plugin to get related posts by category

I'm learning how to create custom plugins for Wordpress, I am trying to get related posts by category. The problem is, I am returning all posts regardless of it's category whether it's the same ...
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0answers
44 views

pre_get_post alter current post id

For some purpose, we want to apply a change to the Wordpress flow that affect's WooCommerce product page being displayed. When a product page is displayed (e.g. www.mysite.com/?product=my-product), ...
0
votes
1answer
13 views

User interface of upload and gallery in frontend?

Is there any user-friendly plugin for users to upload and view files as a gallery? I'd like to try some plugins with these functions, and maybe I can try to develop as the same thing.
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0answers
36 views

Is there a way to make is_search() always return false

I am making a plugin that display related posts when users put the wrong URL... Samples are like this http://diskonblog.net/gandaria/hellow I do not want to change the theme at all. However, for ...
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0answers
23 views

Why I am getting an alert box on updating an custom post type?

Whenever I click on Update button I always get an alert box displaying "This page is asking you to confirm that you want to leave - data you have entered may not be saved." I just want to remove this. ...
-1
votes
1answer
43 views

how to insert content into wp_head after loop_end

I'm trying to access the info on a post, so I can get the post title and post content so that I can generate the respective OG tags to put in the header. Problem is that the info is only avaiable ...
0
votes
1answer
34 views

Return Value of load_plugin_textdomain

Good Day, I'm trying to translate my plugin but it doesn't seems to work. I read that I should check the return value of "load_plugin_textdomain" to see if it's false (meaning it doesn't find my ...
0
votes
1answer
9 views

dbDelta not installing database

I'm not sure why this isn't running. When I output dbDelta it says that it created the table, but it doesn't. I think my SQL is valid. Taking everything out between id and UNIQUE KEY results in the ...
1
vote
1answer
59 views

Check for dependent plugin and if false dont activate plugin

I am creating a plugin for WordPress and this plugin depends on another plugin with a specific version. If I enable my plugin without dependent plugin there are fatal error. Is there a way to check ...
0
votes
1answer
23 views

what is the point of telling add_filter how many parameters you want passed to the function?

In wp-includes/plugin.php (apply_filters) there's this: foreach( (array) current($wp_filter[$tag]) as $the_ ) if ( !is_null($the_['function']) ){ $args[1] = $value; ...
0
votes
2answers
26 views

How can I set a dynamic value for post_updated_messages based on return value of post_updated?

I'm familiar with how to set custom messages for post updates using the post_updated_messages action hook. This question is slightly different. I have a function/action hook on post_updated: ...
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0answers
18 views

Remove wpautop from plugin editor

I have a plugin that uses visual WP editor, and I need to prevent it from adding <p> tags in content. So looking at remove_filter('the_content', 'wp_autop'); I've tried using this ...
1
vote
2answers
37 views

How to check active theme is parent or child wordpress

I am working on a plugin in plugin. I make template folder and in template folder and there are files of plugin that shows my post type data. First Scenario When user activate my plugin the template ...
0
votes
0answers
32 views

Overriding a Child Theme Override with a Plugin (WooCommerce)

I have an interesting issue with a WooCommerce build I'm working. Here's how it's set up: WooCommerce Install Set up a WooCommerce folder in our theme folder to make customizations (so as to not ...
0
votes
0answers
40 views

how to clear cache of checkout details for guest in woocommerce after certain time of inactiveness

In wooocommerce a guest shopping items (before loggin) and after that that person goes to checkout page. Now I've create checkout form in such a way that after selecting country from the dropdown it ...
0
votes
0answers
85 views

how to change shipping cost after changing the currency from “WooCommerce Currency Switcher” plugin

I'm developing a woocommerce wordpress shopping cart website, where I use "WooCommerce Currency Switcher" plugin for currency conversion. There are three currencies.. pound, dollar and euro in the ...
0
votes
0answers
17 views

Output API response on admin_notices within user_register hook

I am using the hook user_register to execute a function that makes a couple of api calls to do extra stuff on a remote site when a user is created from my wordpress backend. The api returns a response ...
0
votes
1answer
34 views

From my Plugin Settings Page use check boxes to load specific css files (e.g. Bootstrap / Foundation)

This is my first post on here so bare with me if something goes terribly wrong. The wp plugin I am building requires bootstrap for the shortcodes it generates to be styled as expected when rendered ...
0
votes
1answer
18 views

Open media box library from link

I am developing a plugin in which I want to open media library box after clicking on a link from Admin Panel just like we do for Choose featured image. <a href="#">Choose Image</a> ...
0
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0answers
81 views

Woocommerce checkout update totals with datepicker

I've added a new date field on the checkout page. I'd like to create a date based delivery fee calculation. The date field has the 'update_totals_on_change' class. When changing this manually the ...
1
vote
1answer
32 views

do_action() hook into load-(page)

I have created an admin theme settings page where I save all my settings in wp_options. Now I want to expand this settings page by plugins which can be activated and deactivated depending on which ...