How to Programming with Wordpress-plugin-dev

wordpress,woocommerce,wordpress-plugin-dev

The summary is, when your plugin is loaded, you should register bootstrap : add_action( 'wp_enqueue_scripts', 'my_plugin_register_scripts' ); function my_plugin_register_scripts(){ wp_register_script('bootstrap','//maxcdn.bootstrapcdn.com/bootstrap/3.3.2/js/bootstrap.min.js',array('jquery'),'3.3.2',true); wp_register_style('bootstrap','//maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css', array(), '3.3.2'); } Then, when your shortcode is called, you enqueue bootstrap : wp_enqueue_script('bootstrap');...

How can i get price in woocommerce cart product title hook

try this : add_filter( 'woocommerce_cart_item_name', 'cart_product_title', 20, 3); function cart_product_title( $title, $values, $cart_item_key ) { return $title . ' - ' . $values[ 'line_total' ] . '€'; } I don't know your version of woocommerce but woocommerce_in_cart_product_title is depreciated, it's why I use woocommerce_cart_item_name, so you should try both ;)...

How to avoid the product's limit for taxonomy in WooCommerce?

php,wordpress,wordpress-plugin,woocommerce,wordpress-plugin-dev

There are two options you could give a try: If you are filtering by category, you are probably using the ["product_category"] where the default per_page attribute is set to be 12. You can override that by specifying the per_page="16". Try to set a priority to your add_filter function in the...

woocommerce_add_order_item_meta hook sending only one argument; three expected

wordpress,woocommerce,wordpress-plugin-dev

Shame on me!I had not found necessary to add the last two arguments of the add_action() function. So the default number of argument being one, only one was passed to my callback. so the right code for the add_action() function is: add_action('woocommerce_add_order_item_meta', array($this, 'charlie_ajoute_un_order_item_meta'), 10, 3); Hope it may help...

How to work WordPress functions and database [closed]

php,wordpress,wordpress-theming,wordpress-plugin-dev,wordpress-loop

Well WordPress is basically just PHP, but with a bunch of functions, classes, methods, and hooks already defined. It works using regular methods to connect to and query a MySQL database. The Codex is the best place to learn about the functions etc. But you can of course actually look...

Styling of Custom Plugin in wordpress

jquery,wordpress,wordpress-plugin-dev

If you are trying to style backend (admin side) then you can use wp_enqueue_style . check below code . Add this code in your plugin page. define('PLUGIN_URL', plugins_url('', __FILE__ ) . '/'); add_action( 'admin_enqueue_scripts','my_plgin_style' ); function my_plgin_style(){ wp_enqueue_style('pluginstyle', PLUGIN_URL .'style.css'); } ...

Correct Way to Use AJAX to Update Wordpress Database

That's not the way to do an AJAX call in WordPress. You're currently doing a direct AJAX call to the _process.php file. The call will work, but it's not loaded within the WordPress scope. There are 2 solutions: 1) Include wp-load.php inside your _process.php file, or: 2) (the best option)...

How to tell if a script is being executed from a plugin, a theme or a child theme in WordPress?

php,wordpress,wordpress-plugin,wordpress-theming,wordpress-plugin-dev

This function will return a string indicating where it is called from. The possible return values are plugin, mu-plugin, child-theme, theme, or FALSE if it is not in a theme or plugin. When using this function, always pass __DIR__ as the parameter, example: where_am_i(__DIR__). /** * @param string $directory always...

add css class or id before a wordpress post/page

wordpress,wordpress-plugin,wordpress-theming,wordpress-plugin-dev,linkify

Checkout the Codex for body_class() and post_class(). If the theme supports it (and every well written theme should support it) you can add your own classes to the body or post. function my_plugin_class($classes) { if ( my_plugin_is_loaded() ) { $classes[] = 'my-plugin-class'; } return $classes; } add_filter('post_class', 'my_plugin_class'); // add...

How to set beforeSend option in wordpress ajax methods

php,mysql,wordpress,wordpress-theming,wordpress-plugin-dev

$.post() is just a shorthand method for $.ajax, as are $.get(),load() and $.getJSON() The shorthand methods already include some of the options within $.ajax() and are simply convenience wrappers so you don't have to apply many settings to use them. If the shorthand methods don't expose enough options for you...

data insert in wordpress cutom table not working?

You have to declare globals: global $wpdb; // <= mandatory $wpdb->insert( 'wp_applicants', array('first_name' => $fname, 'last_name' => $lname, 'email' => $others), array('%s', '%s', '%s') ); ...

Slider misbehaving

css,wordpress,wordpress-plugin-dev

I've figured out somehow .shiftnav-wrap { margin-top: -1px; /* thank you very much @zgood, logotext / menu is not jiggling anymore :) */ } html { overflow-x: hidden; /* adding this line to hide the horizontal scrollbar that appear on slider closing phase */ } #scroll_totop { top: 850px; /*...

How to remove the option to publish posts in the past with time stamp in wordpress?

wordpress,wordpress-plugin-dev,wordpress-filter

http://codex.wordpress.org/Plugin_API/Action_Reference/save_post is what you need. add_action('save_post', 'stop_publishing', 20); function stop_publishing($post_id) { $post = get_post($post_id); $post_date = $post->post_date; $current_date = date("Y-m-d"); //do your math of date calculation //user has set a date in the past, I am using an imaginary variable date_is_not_valid if ( $date_is_not_valid ) { $message = '<p>Please enter...

Post curl data save twice using plugin hook function wordpress

Using this code i have fix the issue curl function on twice data post on post_save. More info this code <?php global $my_save_post_flag; // .. some stuff here .. if ($my_save_post_flag == 0) { // .. do the stuff only once i have add my curl code hear .. }...

How Categories Images plugin maps images with term_id?

php,mysql,wordpress,wordpress-plugin-dev

They are storing in the wp_post table, for Example if option_name column has z_taxonomy_image_19 in this 19 is term_id and z_taxonomy_image_ is for reference and option has url of that image

add a field to wordpress post

First of all, you shouldn't modify the core table, as a lot of people already mentioned. You can do a select using join from both tables like that: $querystr = " SELECT $wpdb->posts.* FROM $wpdb->posts, $wpdb->postmeta WHERE $wpdb->posts.ID = $wpdb->postmeta.post_id AND $wpdb->postmeta.meta_key = 'tag' AND $wpdb->postmeta.meta_value = 'email' AND $wpdb->posts.post_status...

What does internally hosted means

php,wordpress,wordpress-plugin,wordpress-theming,wordpress-plugin-dev

internally hosted means that you have your system running inside the company infrastructure. So it means that your client want to have wordpress installed on a server managed by the company.

Is there a function that can get me the url of the directory of the file I'm working on? (Wordpress)

In wordpress: <script type='text/javascript' src='<?php echo get_template_directory_uri(); ?>/js/scroll.js'></script> get_template_directory_uri() function return directory path of current active theme. EDIT: Try the follwoing function to get child theme directory. <script type='text/javascript' src='<?php echo get_stylesheet_directory_uri(); ?>/js/scroll.js'></script> ...

Wordpress Add my plugin admin menu to my admin new role

wordpress,function,wordpress-plugin,wordpress-theming,wordpress-plugin-dev

Add capability for you new role and use this capability in add_menu_page. you can use this referral link...

How to change custom admin menu?

can you plz try this code. <?php function edit_admin_menus() { global $menu, $submenu; $menu[24][0] = 'My Plugin'; // TO change admin parent menu $submenu['mylist'][0][0] = 'All Posts'; // To change child menu of "My Plugin" parent } add_action( 'admin_menu', 'edit_admin_menus' ); ?> Thanks....

Why do I get “POST http://54.xx.xx.xx/wp-admin/admin-ajax.php 500 (Internal Server Error)” when using Wordpress+Ajax?

wordpress,error-handling,wordpress-plugin,wordpress-plugin-dev

The error 500 is throwing because your server is not responding to your call. Did you tried with at start of the php file. error_reporting(E_ALL); ini_set("display_errors", 1); Use firebug so it will post you the call to server and response so you could see the error. If you are seeing...

Fatal error: Call to undefined function is_user_logged_in()

The problem is that is_user_logged_in is a pluggable function, and is therefore loaded after this plugin logic is called. The solution is to make sure that you don't call this too early. This can be done by wrapping this logic in a function and calling it from 'init' function rizwan_insert_coupons()...

Why do I get “POST http://54.xx.xx.xx/wp-admin/admin-ajax.php 500 (Internal Server Error)” when using Wordpress+Ajax?

your URL is wrong and should be: url: document.location.protocol+'//'+document.location.host+'/wp_admin/admin-ajax.php', ...

WordPress plugin settings not saving and getting redirected to /wp-admin/options.php (which generates a 404) on submit

php,mysql,wordpress,wordpress-plugin-dev

If you are saving a large number of options, make sure you don't saturate the max_input_vars limit, that was introduced in PHP 5.3.9 to limit the number of accepted input variables - from the PHP docs: How many input variables may be accepted (limit is applied to $_GET, $_POST and...

How can I select all categories in WordPress using a MySQL query?

You can try the following: SELECT t.term_id AS id, t.name AS post_title, t.slug AS post_url FROM wp_terms t LEFT JOIN wp_term_taxonomy tt ON t.term_id = tt.term_id WHERE tt.taxonomy = 'category' ORDER BY name ...

How to add (Previous Post ID +1) for wordpress post title

php,wordpress,wordpress-plugin,wordpress-plugin-dev,wordpress-loop

$recent_posts = wp_get_recent_posts( array( 'numberposts' => '1', 'post_type' => 'yourcustopmposttype' ) ); $last_id = $recent_posts[0]['ID']+1; try this code please. You forgot to add post_type in your code.. that's why you are not getting result....

Usermeta in wordpress plugin won't save - development

php,mysql,wordpress,wordpress-plugin-dev,wpdb

I tried your code and value is saved correctly. Only one problem is there while displaying saved value. $user parameter needs to be passed in the function add_adslot_text. Eg: function add_adslot_text( $user )...

How to write following queries in $wpdb

You can do like this for to show all tables like wp_ the same thing you have tried but it will give you as a object , parse them like following , it works me fine. $result = $wpdb->get_results( 'SHOW TABLES LIKE "wp_%"'); foreach($result as $index => $value) { foreach($value...

Getting ID from get_posts within a loop in Wordpress

php,wordpress,wordpress-plugin-dev,wordpress-loop

It is because of the reason that you are not specifying the $args array parameters. Once, you specify them, you would get the desired results. Also, you code: get_the_title($jb_post); needs to be like this: get_the_title($jb_post->ID); For get_posts() complete reference , go to: https://codex.wordpress.org/Template_Tags/get_posts...

How to add user roles dropdown in registration and login woocommerce wordpress

wordpress,woocommerce,wordpress-plugin-dev,wordpress-loop

Try this : function ts_wp_dropdown_roles( $selected = '' ) { $p = ''; $r = ''; $editable_roles = array_reverse( ts_get_editable_roles() ); foreach ( $editable_roles as $role => $details ) { $name = translate_user_role($details['name'] ); if ( $selected == $role ) // preselect specified role $p = "\n\t<option selected='selected' value='" ....

Change upload_dir folder at a certain cpt but cant change back

wordpress,upload,wordpress-plugin,wordpress-plugin-dev,custom-post-type

I found! this will only change the upload dir when upload in the "rsg_download" CPT add_filter( 'wp_handle_upload_prefilter', 'rsg_pre_upload' ); function rsg_pre_upload( $file ) { add_filter( 'upload_dir', 'rsg_custom_upload_dir' ); return $file; } function rsg_custom_upload_dir( $param ) { $id = $_REQUEST['post_id']; $parent = get_post( $id )->post_parent; if( "rsg_download" == get_post_type( $id )...

mysql result to array to write to csv file?

php,mysql,wordpress,csv,wordpress-plugin-dev

The error message is telling you what is wrong. fputcsv() expects parameter 2 to be array And from your own admission (emphasis mine) If I var_dump($line) I get string(2) "37" each string and its the correct value Why not try this? You're building an array already. foreach( $catresults as $catresult...

How to change image path in WordPress to subdomain in PHP

wordpress,plugins,wordpress-plugin,wordpress-plugin-dev

No need using PHP, your just need to run this this SQL Query in phpmyadmin. UPDATE wp_posts SET post_content = REPLACE(post_content,'http://www.yourdomain.com/wp-content/uploads/','http://images.yourdomain.com/') For more information you can refer to this link. http://www.oxhow.com/host-images-wordpress-blog-subdomain-better-speed/...

disable update for wordpress plugin named Dropbox Folder Share

The nicest way to do it would be to hook into 'site_transient_update_plugins'. function so_filter_plugin_updates( $value ) { unset( $value->response['dropbox-folder-share/dropbox-folder-share.php'] ); return $value; } add_filter( 'site_transient_update_plugins', 'so_filter_plugin_updates' ); A hacky way to do it would be to change the version number in the plugin to something ridiculously high, like 9999.999....

save_post hook on curl responce error message display on Current post on like update message

wordpress,wordpress-plugin-dev,wordpress-mu

public function __construct() { add_action('save_post', array(&$this, 'save_socipost')); //add filter on construct add_filter('post_updated_messages', array(&$this,'socipilot_updated_messages')); } public function socipilot_updated_messages($messages){ session_start(); //difine your message hear $messages['post'][11] = sprintf( __($_SESSION['soci_error'])); return $messages; } public function save_socipost($post_id) { global $post; global $socipost_save_post_flag; //function data //my fix code for message hear if($error_id==0...

Is there a difference between Wordpress Multisite (WPMU) and Wordpress, with respects to the hooks and the action reference (API)?

'publish_post' is not attached to a single page (even on a non-Multisite install). The 'publish_post' hook is run by the WordPress core whenever a post is published. As long as this hook and the callback are part of an active theme or plugin (that exists across all multisite instances), they...

Custom page / message after installation of wordpress plugins

The register_activation_hook function registers a plugin function to be run when the plugin is activated. register_activation_hook(__FILE__, 'redirect_to_instruction_page'); function redirect_to_instruction_page(){ wp_redirect( admin_url( 'admin.php?page=instructions' ) ); exit; } ...

Add Button on Custom Plugin in WordPress

You can use the $_column_headers extended Property this property is assigned automatically, must manually define it in their prepare_items() or __construct() methods. like, function prepare_items(){ $columns = array( 'cb' => '<input type="checkbox" />', //Render a checkbox instead of text 'col_id' => 'ID', 'col_name' => 'Name', 'col_url' => 'URL', 'col_description' =>...

Wordpress - Widget Paramaters

html,html5,wordpress,wordpress-theming,wordpress-plugin-dev

You're currently passing in an array of strings such as "$data->Title" when you should be passing the data contained within $data->Title. Change your widget call to this: the_widget( 'soc_latestwork','title='.$data->Title.'&subtitle='.$data->SubTitle.'&image_src='.$data->ImageSrc.'&image_url='.$data->ImageUrl, array('before_widget' => '', 'after_widget' => '')); ...

Wordpress - Shortcode Ignoring External Divs

I managed to answer my own question so hope I can help others with the same problem: /*------------------------------------------------------------------- * Some Shortcodey Thingy *------------------------------------------------------------------*/ add_shortcode('thingy','thingy_shortcodes'); function thingy_shortcodes( $atts, $content = null ) { extract(shortcode_atts(array( 'category' => '0'),$atts)); ob_start(); <!--- use this to set the content you want to get AKA the...

WordPress Redirect if logged into incorrect site with WPMU

php,wordpress,wordpress-plugin,wordpress-plugin-dev,wordpress-mu

The issue was that I was using Admin Menu Editor, which overrides the default behavior for WordPress, and therefore, "admin_page_access_denied" was never called. I added a do_action('admin_page_access_denied') to this plugin where it was denying access to a user. I hope this helps someone else not bang their head against a...

Why custom metabox value being added to the permalink

wordpress,wordpress-plugin,wordpress-theming,wordpress-plugin-dev,wordpress-loop

Not sure how or why, but WP_Query is affecting the post slug of newly created posts. It takes the last speaker and uses it as slug of the new event being added. One wonders why this is the most frequent Q&A at WordPress Developers: When should you use WP_Query vs...

Best Wordpress Plugin to integrate external API´s

php,wordpress,redirect,wordpress-plugin-dev

Usually there will be no plugin available for API. It's totally depend on what type of API you are using. Many API provides the document tutorial which will clearly give, how to pull data, edit, display on the page etc. Also, you have not specified the API which you are...

WordPress template_include filter not working properly

Ok i done by my own. I delete all above code and write this code. It works perfectly for me Code: function template_chooser($template){ global $wp_query; $plugindir = dirname(__FILE__); $post_type = get_query_var('post_type'); if( $post_type == 'product' ){ return $plugindir . '/themefiles/single-product.php'; } if (is_tax('prodcategories')) { return $plugindir . '/themefiles/taxonomy-prodcategories.php'; } return...

How can I add the custom text fields under own plugin of WordPress?

php,wordpress,wordpress-plugin,wordpress-theming,wordpress-plugin-dev

First of all you should create a admin menu page for the plugin options. use the below code in your plugin page. add_action('admin_menu', 'my_menu_pages'); function my_menu_pages(){ add_menu_page('My Page Title', 'My Menu Title', 'manage_options', 'my-menu', 'my_menu_output' ); } function my-menu(){ // code for displaying text areas for api key and url...

Undefined variable in a class when I have defined it

Like others have said, you need to be using $this->person because of the scope. Variables inside of functions only live inside those functions unless they are passed in and returned or passed in as a reference. To address your comment on the OP, you don't need to instantiate it in...

Check user permissions works in plugin but produce error in admin panel

php,wordpress,wordpress-plugin,wordpress-plugin-dev

please try below approach <?php /* Plugin Name: Check gallery user Description: Check gallery user Version: 1.0 */ function cgu_init() { if ( isset( $_GET['cgu_check'] ) && 'check' === $_GET['cgu_check'] ) { $manage_options = 'no'; if ( is_user_logged_in() && current_user_can( 'manage_options' ) ) { $manage_options = 'yes'; } $perms =...

Permission error while developing Wordpress plugin

The fourth parameter in add_menu_page is the menu slug of string type use anything unique you want, and the first parameter of add_submenu_page is the parent slug and that is what you entered for add_menu_page menu slug add_menu_page( 'sms_menu_page', 'SMS Demo','manage_options', 'smsmenu','sms_plugin',plugins_url( '/Images/logo.png', __FILE__ ) ); add_submenu_page( 'smsmenu', 'AdminPanel','Admin', 'manage_options',...

How To Create a Plugin at Backend in Wordpress

You can use add_menu_page() function for adding new menu in the backend(admin). add_action('admin_menu', 'my_menu_pages'); function my_menu_pages(){ add_menu_page('My Page Title', 'My Menu Title', 'manage_options', 'my-menu', 'my_menu_output' ); } function my-menu(){ // Your code /// } ...

W3 Total cache plugin breaking images on upload?

The issue was with php settings for apache. We reinstalled php and php related libraries we were using and it was resolved.

How to manually set a custom admin submenu selected?

wordpress,wordpress-plugin,wordpress-theming,title,wordpress-plugin-dev

This has to be done with jQuery to add the proper classes to the admin menu. Use the following to print the script: # Grab the slug to print only in this screen $hook = add_submenu_page( null, # better than fake id "Edit Vendor", "Edit Vendor", 'manage_options', # IMPORTANT, don't...

Wordpress change … from a plugin (without template edit)

create a plugin file and paste the code below... add_filter( 'wp_title', 'custom_title', 20 ); function custom_title( $title ) { return 'New title'; } ...

How to execute filter code in wordpress page

wordpress,wordpress-plugin-dev,wordpress-loop,codex

This code will only work if put the code before the page loop. if(is_page(19) || is_page(461)) { remove_filter( 'the_content', 'wpautop' ); remove_filter( 'the_excerpt', 'wpautop' ); } get_template_part( 'loop', 'page' ); ?> ...

wp_mail_from: different from address each time

wordpress,wordpress-plugin,wordpress-theming,wordpress-plugin-dev,wordpress-loop

wp_mail accepts "headers" http://codex.wordpress.org/Function_Reference/wp_mail#Using_.24headers_To_Set_.22From:.22.2C_.22Cc:.22_and_.22Bcc:.22_Parameters <?php $headers = 'From: My Name <[email protected]>' . "\r\n"; wp_mail('[email protected]', 'subject', 'message', $headers ); ?> ...

Wordpress post to user relation ship

Install Post2post https://wordpress.org/plugins/posts-to-posts/ Then in your function.php write this code p2p_register_connection_type ( array( 'name' => 'releated_user', 'from' => 'story', 'to' => 'user' ) ); here story is your custom post type slug. related_user is just a connection name.You can name it as what you like. Then in your post type...

Get Theme and Wordpress version details via API

wordpress,wordpress-theming,wordpress-plugin-dev

Use the $request parameter to pass the arguments, for example to get infos on Twentyfifteen theme: https://api.wordpress.org/themes/info/1.1/?action=theme_information&request[slug]=twentyfifteen Or to get the first 3 themes by the author Wordpress.org: https://api.wordpress.org/themes/info/1.1/?action=query_themes&request[author]=wordpressdotorg&request[per_page]=3...

Why do I get the error: “500 Internal Server Error” when passing parameters using Ajax on Wordpress?

php,wordpress,admin,wordpress-plugin-dev

Wordpress doesn't like you directly posting to a php file within a theme. What you should be doing is post to / (or any template/path you would like to post to, say "contact") and place the form handling code in your theme files. I'd suggest putting your code in functions.php,...

Wordpress submenu_page variable

If I understand correctly you need to pass GET parameters to your plugin or theme. If so you can pass variables to your page in exactly the same way as you did in you standalone page: <a href='" . admin_url('admin.php?page=dnh_facturen_bekijk&myvar=myval') . "' target='_blank'> Bekijk </a></td>"; When you load the plugin...

Warning: trim() expects parameter 1 to be string, array given in wp-includes/class-phpmailer.php on line 973