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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62 views

Minimum PHP Required for Wordpress

All those Pro's in wordpress I need your suggestions. PHP is a very vast language and it can't be mastered in days. Infact it is a life learning process. I know basic PHP such as DB creation and few ...
1
vote
1answer
49 views

How to find error in my code when the error message is pointing to WP core file?

While testing a plugin of mine with 4.5 RC of WordPress, after turning on debug in wp-config.php, I noticed an error showing up in a core WP file Notice: Trying to get property of non-object in ...
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1answer
49 views

global $post inside plugin query messes up every new post page in wp-admin

I have a very strange problem that I am trying to troubleshoot: I have a query (to build an array) that I run on a custom post type inside my plugin. It looks like this: function makePointerQuery(){ ...
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4answers
2k views

How to link to images in my plugin regardless of the plugin folder's name

What is the correct method to refer to images from within your plugin code, so that no matter what the folder is named, they resolve correctly? I had an issue where a user downloaded my plugin twice, ...
0
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1answer
26 views

Validate Custom Post Type fields

I'm developing a plugin, in which the administrator has the ability to add and remove ZIP codes on the backend. I found that the best way to do this is by creating a custom post type named zip_code ...
1
vote
1answer
118 views

How to add tab which is visible only in admin side of product in woocommerce? [closed]

I am new in wordpress development. I want to do add settings in a product page in a new tab. How to I add settings code That I tried to add Tab //add product tab link in admin ...
0
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1answer
34 views

Creating an empty page programatically

I would like to programatically create an empty page, let me explain what i mean. So i created a plugin that automatically creates a new page with a simple javacript redirect function in it, this ...
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votes
2answers
2k views

using wp_footer hook in a plugin

I'm using the wp_footer hook into the plugin and it doesn't work, but when I copy the code to the "functions.php" file of the active theme it does work, what is the possible problem in this situation ...
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0answers
59 views

Save plugin settings to a custom array and database table

First of all, please bear with my ignorance on the topic. I'm super new to WP Plugin development, and have been struggling with it for some time now. I'm developing a simple Wordpress plugin (well, ...
1
vote
1answer
32 views

PowerPress mobile media player

I am using the MediaElement media player for PowerPress, everything is working fine. The one thing I noticed is on mobile...affecting the podcast showing first. If you go to: ...
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1answer
27 views

WP Cron being triggered but not working as expected

I have created a WP cron job, my code for the cron job is shown below: public function run_import(){ if ( isset($_POST["run_import"])) { add_action( 'import_execution_event_test', ...
1
vote
1answer
55 views

SMS registration and login [closed]

I want change default wordpress login/email/passwords registration to sms/otp (where sms will be the login (for example) and otp is a password). As well as restore passwords will be by sms only. Does ...
4
votes
2answers
49 views

Building a scalable Wordpress favouriting plugin - one serialised meta value array or many meta records

I am trying to build a simple Wordpress favourite post plugin that is scalable and could handle 1000s or 10000s of users or more. There are several different approaches that I have seen in other ...
0
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1answer
31 views

Why Worpdress doesn't create table in database?

Primarily this is the only code in my main plugin page. It should create table in the database while I am activating it. But, it is not working at all. Plugin activating successfully. Please, help me ...
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0answers
23 views

About plugin security

I'm developping a couple of simple plugins for specific use, and want to do it right. I've read multiple pages about plugin security, including those. Now, considering that my plugins have for ...
0
votes
1answer
38 views

How to get all product in the woo-commerce?

I want to get all the product data in the WooCommerce (sku, name, price, stock count, availability and etc.). Can I do that using WP_Query?
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0answers
22 views

Plugin Modifications

I have downloaded a plugin form the WordPress site and i need it for my needs I have added a custom metabox and a Check box to the WordPress post page function save_custom_meta_box($post_id, $post, ...
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0answers
43 views

Custom post listing page layout of custom post type

What is the best way to customise the standard wordpress custom post listing layout. To be specific, I am trying to add a subheading just below the Lessons / Create New Lesson button but before All ...
0
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1answer
28 views

OOP plugin not working

I'm developing a custom plugin OOP based. The plugin shows up in the plugins page and it can be activated without displaying any kind of errors. But none of the functions inside seems to be working. ...
10
votes
2answers
3k views

dbDelta not creating tables

I went through a lot of threads, codex page and tried messing with a lot of things but my code doesn't seem to be creating the tables. And I am not able to figure out where I am going wrong. I checked ...
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0answers
20 views

update our develop wordpress plugin version

How does a plugin update and wordpress update works? And what will be the its effect if for example I modified the codes of a plugin and then after some time, I will update it with the latest update ...
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0answers
11 views

How to resolve required libraries for a wordpress plugin [duplicate]

I am writing a wordpress plugin which requires php5-sqlite and php5-curl packages to functioning properly. But if the user's wordpress server doesn't have this packages installed, the plugin ...
3
votes
2answers
5k views

How to add an admin notice upon post save/update

I have a post type the uses post_save to take the address from the post-meta and retrieve the lat/lng coordinates from the Google API. I need a way of notifying the user if there was an issue with ...
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0answers
93 views

Display form submit success message

I have created a user profile form on my website to allow users to edit their user details on the front-end. Below is the code im using which works and updates their details, however once they have ...
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0answers
256 views

unzip a folder on specific location and delete the zip file

After the lots of search. I am deciding to post my question here. Basically i want to upload a zip file in my wordpress site from my admin panel. And also extract this file to specific location with ...
8
votes
3answers
4k views

How to make a plugin require another plugin?

I'm building a plugin that adds extra functionality to a main plugin. Ideally in the plugins administration screen, the "activate" link should be disabled and an inline note should be added that tells ...
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1answer
24 views

Internationalizing Plugin

I'm gonna deploy my first plugin but the _e() and __() functions seem don't work. In my comments header: Text Domain: add-to-post-footer Domain Path: /languages I created .po and .mo files with ...
0
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3answers
47 views

Plugin Options Array Set to Undefined

I want to set a number of plugin options set to blank if they are not defined so I can avoid the PHP notices. What is a better way of writing this code? $options = get_option('plugin_options'); // ...
9
votes
1answer
3k 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 ...
1
vote
1answer
44 views

Wordpress php filter admin_body_class not working

I have the following function in a plugin I have built: static function filter_add_body_classes( $body_classes ) { $new_classes = array(); // Only when logged in if ( ! ...
9
votes
1answer
3k views

How can I configure Docker for developing and deploying a custom theme?

I am getting started with Docker and I'm still new to professional WordPress development practices. I would like to set up a Docker development environment (on my Mac) so that I can do custom ...
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0answers
51 views

WordPress & iDangerous Swiper

Sorry to bother you with whats probably an easy thing: I came across a nice carousel created by iDangerous that I would like to implement into a WP theme. Do you guys have any suggestions on how to ...
-1
votes
2answers
36 views

shortcode doesn't work

I made my first WP plugin, it is a contact form - here is the code: <?php /* Plugin Name: Example Contact Form Plugin Plugin URI: http://example.com Description: Simple non-bloated WordPress ...
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0answers
37 views

Get image url from a form

I am new to Wordpress plugin development. I have some questions related to my plugin. I want to get a image URL from a form at backend of my plugin from user and assign it to a (html img) tag src ...
16
votes
4answers
3k views

Plugins in symlinked directories?

When I develop plugins I test them on multiple versions of WordPress by symlinking my plugin directory in the different wp-content directories. This is great since I only have to edit the files once, ...
0
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1answer
23 views

How to do searching based on keywords added in page

I have added keywords and description on my pages. I have to do searching based on those keywords in my website. I am not sure how to do it. And apart from that I also want to show keywords related to ...
0
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1answer
537 views

Best way to hook a custom url?

Let say I've a custom page with slug created "/products", I want user will be able to POST to a form with url "/products/create" and allow us to render some JSON output. The "/products/create" page ...
0
votes
1answer
59 views

How to inject html to every page with a plugin?

I would like to write a plugin which injects specific content to every non admin page. This is my first plugin. I've figured out how can I inject content to every non admin page's head: <?php ...
0
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0answers
15 views

Alter Cart Contents for Specific Product Type in WooCommerce?

With this code I can alter the price for all products in the cart. add_action( 'woocommerce_before_calculate_totals', 'add_custom_price' ); function add_custom_price( $cart_object ) { ...
1
vote
3answers
4k views

How to put placeholder text in the main post input area?

I'm making a course plugin for a university in England. I'm looking to put some default placeholder text in the main post content area, on the admin side. Its the rich text editor I want it to go ...
1
vote
1answer
50 views

How to select the contents in the text view textrea in wp_editor?

I am trying to count words among other text stats entered into the default post editor (wp_editor). Its supposed the write word count out to <div id="word count"> in the meta box immediately ...
1
vote
0answers
24 views

Sync only certain users and roles between multi-site / multi-network

I've a multi-network with this situation: A) a public wordpress site with a forum for customers B) an intranet site accessible only by users enabled I've created some roles such as: ...
0
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0answers
20 views

How to set unlimited expiration time for wp_generate_auth_cookie()

I am writing a authentication plugin, for this I have to set cookie that never expires. $cookie = wp_generate_auth_cookie($user->ID, $expiration, 'logged_in'); $cookie value should never expire. ...
0
votes
0answers
34 views

Reload custom plugin

I'm developing my custom plugin for my client. Its just a local plugin and don't have any intention to publish it to wordpress community. my plugin add some custom post type and when I made change ...
0
votes
0answers
136 views

Get first_name on hook user_register

I have created a plugin for saving user info. I have used a action hook user_register, but I don’t get the values of first_name and last_name. What wrong in my code? ...
0
votes
1answer
27 views

Plugin SVN folder structure

I´m used to git, but i am new to svn. Do i need to re-create the svn folder structure (trunk, assets, tags) in my local repo, or are the files automatically "sorted into folders" when i push my plugin ...
2
votes
2answers
200 views

Scheduled events disappear from events queue

I'm having an issue where events that I have scheduled work for a while then just stop. After looking at the event queue I see that the scheduled events are no longer in the queue. If I deactivate ...
-1
votes
1answer
52 views

Output pure JSON wordpress

I have written a Wordpress plugin in PHP and I want to output JSON without any wordpress theme html and other boilerplate. But I do need to interact with other plugins and the WP-Settings information. ...
0
votes
1answer
24 views

About a programming language starts with <# #> [closed]

Is that a Javascript code?? The following code inside a php class file but after closing php tag start these lines and the [data] variable not defined in this class i want to trace the [data] ...
0
votes
1answer
19 views

Can I remove or edit an include() from a function with a filter?

I need to edit the output of a plugin and the part I need to change is actually a html file that is brought in using include(name-of-file.html). The function has a filter, but I am just now beginning ...