Questions tagged [validation]
The validation tag has no usage guidance.
222
questions
0
votes
1answer
24 views
Contact form 7 input value validation
I am trying to solve this problem in contact form 7, I have a readonly input field where the value changes according to the sum of other fields. I would like to prevent the submission of the form if ...
0
votes
0answers
12 views
How and why use validate_username and how to secure inputs fields of registration form?
I would use validate_username to protect username and other inputs from tags, octet, and others filters and conditions from sanitize_user but these functions only remove these dangerous chars and does ...
0
votes
0answers
24 views
How do I add a 5 digit ZIP code validation to a Contact7 form?
I have an address form generated via Contact7. I need to validate there is a 5 digit zip code.
According to the docs, I came up with this function and placed it in my functions.php file
add_filter( '...
0
votes
0answers
15 views
Fix HTML errors flagged in W3C Validator
I have put my WordPress website through the W3C HTML Validator at https://validator.w3.org/nu/ and that's lots of errors which I'm keen to fix.
However, I can't see any way of editing the HTML code. ...
1
vote
1answer
37 views
ACF Custom validation message not showing up
I have two date fields where I want to make sure the "end date" is always later than the "start date".
I added a validation function per ACF's documentation. It does fire, but the ...
0
votes
1answer
36 views
register_setting & add_settings_error validation issues with multiple fields
I've been trying to use the Settings API for the first time. I managed to piece together a working example but I'm stuck on how to make multiple input fields required. Right now I have an admin ...
0
votes
0answers
18 views
add_settings_error() not shown and settings validation not working (settings api)
I have an options page which is not added under the "settings" section, but via add_menu_page()/add_submenu_page()
This page contains of html markup for my settings and at the end
<div ...
1
vote
0answers
30 views
rest_sanitize_value_from_schema doesn't sanitize string
This is a part of a simplified piece of code. It accepts a JSON post, validates it against a schema and if ok, sanitize the JSON structure
$schema = array(
'type' => 'object',
...
1
vote
0answers
27 views
How to remove role=“navigation” from all nav elements?
I did a W3C validation of my wordpress website and I got several warnings like this:
The navigation role is unnecessary for element nav.
r">↩ <nav role="navigation" class="...
1
vote
1answer
175 views
What is the proper way to validate and sanitize JSON response from REST API?
I have read the WordPress page about this but didn't find a solution.
Here are my details:
register rest route:
register_rest_route(
'/jwt-auth/v1',
'/user',
array(
'methods' ...
0
votes
1answer
35 views
Data Validation in wordpress
In my theme, i am grabbing user input with get_option() and according to that input i want to i want to declare a new variable and print in my single.php file. For example:
<?php
$...
0
votes
1answer
175 views
WordPress is creating nonce as a logged in user but verifying it incorrectly
I'm having trouble validating a nonce created with wp_create_nonce() inside a hidden input with the name nonce in an html form:
<input type="hidden" name="nonce" value="<...
0
votes
1answer
108 views
$ is not defined [duplicate]
I am learning WordPress and I am working on the contact us form. I am using jQuery validation.
I am using the below code.
function contact($atts){
$html='<form name="invite" id="...
0
votes
0answers
100 views
What's the right way to validate JSON data coming from an AJAX POST request?
I'm building a little plugin with a send button: when clicked, the button calls (from the admin area) a rest api endpoint, passing JSON data through AJAX. Everything works very well and the callback ...
3
votes
1answer
1k views
How to define a query parameter with REST API?
I'm trying to define a GET REST API endpoint with register_rest_route
register_rest_route supports defining a URL parameter and it is documented at https://developer.wordpress.org/rest-api/extending-...
0
votes
2answers
533 views
Change pubDate in rss feed in another format
In the default wordpress rss feed the element <pubDate> is
<pubDate><?php echo mysql2date( 'D, d M Y H:i:s +0000', get_post_time( 'Y-m-d H:i:s', true ), false ); ?></pubDate>
...
0
votes
0answers
32 views
How to set ACF field as required
I have a text field "Author Name" in ACF on the post page and I want to set it as required. I tried setting it in ACF in the field options as required. It added the required attribute for the field in ...
0
votes
0answers
41 views
Required/Mandatory fields in WordPress Admin
Looking for a solution for WordPress Admin where fields such as Title, Excerpt, Category are required before being able to publish. Warning message or alert displaying what is missing because it is ...
0
votes
0answers
97 views
How to use third-party SendGrid Email Validation API in Gravity Forms?
Please let me know how to use SendGrid Email Validation API in Gravity Forms, using gform_field_validation filter?
Gravity Forms filter example:
add_filter( 'gform_field_validation', function ( $...
0
votes
0answers
29 views
Using built-in validation pop-up for custom fields
I am currently adding custom fields (by custom code) to the single product page in WooCommerce using the OceanWP theme.
I was about to start custom validation to the fields when I noticed that the ...
1
vote
1answer
263 views
Is there a maximum length to user passwords?
In the database, the hashed password is stored in a field that can store up to 60 characters.
My question: is there an upper character limit on the unhashed (user-chosen) passwords, or will the ...
1
vote
1answer
32 views
How to force field validation first, then its values saved durning edit profile?
I want to make validation of image during edit profile (wp-admin).
My code for validation is:
add_action( 'user_profile_update_errors', 'validate_steamid_field' , 10, 3);
function ...
0
votes
1answer
82 views
How to save Checkbox-Options in Plugin Options Page
First of all: I am really a newbie. So I used a template for my options page and tried to customize it (works pretty good so far).
About my plugin:
It creates to post types and some meta boxes ...
1
vote
2answers
205 views
How to validate custom fields for a custom post type before insert?
I'd like to know how to validate custom fields and return error notice (if necessary) before a custom post type is inserted into the database.
After a little research I found one similar question ...
1
vote
1answer
658 views
Form validation in WordPress Admin Panel
I am developing a WordPress plugin. In this regard I am gathering data from User using a Form via Wordpress Admin Panel. My code is like below
<form method="post" name="newAddress" id="newAddress" ...
1
vote
0answers
12 views
Shrink down register_settings on Settings API
Instead of having so many function calls, is there a way that I can have one function call and all the fields under one section and then just call one section on the form?
/**
* Register each ...
0
votes
1answer
45 views
confused about sanitize_email after is_email [duplicate]
Assume I have checked an email using is_email and the result is true, should I sanitize with sanitize_email? if yes, then why?
0
votes
1answer
431 views
jQuery Validation plugin and Bootstrap 4 CSS classes
I'm using jQuery Validation plugin to validate a WordPress theme form. I'm using also Bootstrap 4 so I'd integrate the Bootstrap validation classes ("is-valid" and "is-invalid") with Validation plugin,...
0
votes
0answers
102 views
how to add security questions on wp-registration page and validate it
I wanted to validate security questions which show's on wp-login page validation is if answers are blank user cant login and if user register with 2 questions and admin change no. question show on ...
0
votes
0answers
28 views
Data Validation & Sanitization for Big HTML Blocks
I'm developing a theme for Envato. Got Soft Reject because of issue typed in the question title. I created a 4 column widget area for my theme's footer. How can I sanitize the $output variable?
Thank ...
1
vote
1answer
2k views
Wordpress-gutenberg - Block validation: Expected text
I am building a gutenberg block plugin and I got stuck on simple two-field structure. The issue is that the save function works properly but something is wrong with the edit function. When I reload ...
0
votes
1answer
385 views
Using $wpdb | checking entered email against existing emails in db
Without ranting too much, here is my snippet:
if (empty($_POST["email"])) {
$emailErr = "Email is required";
} else {
$email = test_input($_POST["email"]);
// check if e-mail address is ...
1
vote
1answer
558 views
Validate custom fields before save using WordPress Rest API
I want to add custom validation to post(custom post type) before it save into the WordPress. I am using the Rest API to insert the post to custom post type. What I need is the fields which I created ...
1
vote
1answer
801 views
wooCommerce checkout page State / County (optional) validate not working
wooCommerce checkout page State / County (optional) validate not working
that is my added code
add_filter(‘thwcfd_State_field_override_required’,’__return_true’);
any idea for how to add ...
1
vote
2answers
818 views
Assignments must be the first block of code on a line Validation Error on Travis
Travis is giving me ~ Assignments must be the first block of code on a line for this specific line of code:
$validate_string = $pf_param_string = substr( $pf_param_string, 0, - 1 );
It seems fine ...
6
votes
1answer
4k views
Validation error: Extending Gutenberg gallery block
I am trying to extend the Gutenberg core/gallery block to add some new functionality to my image gallery on the frontend. I have created a separate plugin to handle this task.
I have registered my ...
1
vote
0answers
2k views
jquery.validation.js is not working in woocommerce checkout page form
jQuery("#woocommerce_checkout_form").validate({
highlight: function(element) {
(jQuery(element).parent()).parent().addClass("woocommerce-invalid");
(jQuery(element)....
2
votes
1answer
569 views
Stop the form of beign submitted on “Save changes” custom option page
Using the Settings API of Wordpress i want to try cancel the submission of the options when the validation/sanitization fails.
Registering the settings:
register_setting( 'mysettingspage', '...
8
votes
1answer
865 views
Sanitize and data validation with apply_filters() function
Should we sanitize and validate the apply_filters() like the examples below?
absint( apply_filters( 'slug_excerpt_length', 35 ) );
wp_kses_post( apply_filters( 'slug_excerpt_more', '…' ) );...
2
votes
1answer
2k views
Remove frameborder attribute from iframes
The W3C Validator outputs an error because Wordpress adds frameborder="0" to iframes. Also the Validator does not like the allow attribute.
I found a similar question for Vimeo Videos: WordPress ...
2
votes
1answer
1k views
Error in Validate Field with ACF plugin in Wordpress
I have the following problem when I am validating a field with the Advanced Custom Fields plugin in wordpress. What happens is that the field is validated correctly but the error appears on a new page ...
1
vote
1answer
35 views
Do I have to have a nonce for a custom comment field?
im working on my comment section and I have added a custom field
<input type="hidden" name="be_user_star_rating" id="be_user_star_rating" value="" />
Its value is beign set by Javascript.
...
-1
votes
1answer
670 views
WP Debug enabled Undefined index error in a widget
I have set WP debug to true, and I am getting error message →
Notice: Undefined index: tick_the_snippet_type
<p>
<input
type="radio"
<?php checked( $instance[ '...
1
vote
0answers
186 views
wp_remote_post - handling responses
I need to add a form to my WordPress site that will post its data to an external API without ever storing the form data in the mysql database. I also need to show components of the response from the ...
0
votes
1answer
33 views
Is it necessary to do validation again when retrieving data from database?
I do validation when saving data to database like following:
$data = validate($data);
update_post_meta($post_id, 'my_post_meta', $data);
The question is, do I need to do validation again when read ...
4
votes
1answer
3k views
WordPress REST API validation
I'd like to validate the data sent to my end point.
https://www.shawnhooper.ca/2017/02/15/wp-rest-secrets-found-reading-core-code/
This post referenced the undocumented validation options. I have got ...
2
votes
0answers
2k views
Remove type attribute from script added by wp_localize_script
How can I remove type attributes from all scripts added by wp_localize_script ?
Have the same problem with W3C validation as described here - Remove type attribute from script and style tags added by ...
0
votes
1answer
2k views
Jquery Validation Engine with Conatct Form 7
I am using contact form 7 and it's working with basic validations. But i have to do some advanced validation.
So i have to use https://github.com/posabsolute/jQuery-Validation-Engine.
How can i use ...
0
votes
1answer
1k views
Add file upload with validation to custom form
I have a custom contact form page that I am trying to add an upload field that validates filesize and filetype. Before adding the validation everything worked.
<?php
/* Template ...
4
votes
1answer
368 views
Shortcode putting html such as <img>
$atts = shortcode_atts( array(
'path' => 'https://s.w.org/about/images/logos/wordpress-logo-simplified-rgb.png'
), $atts);
The above is a part of the shortcode. In Wordpress text ...
