Questions tagged [cookies]

An HTTP cookie is a small piece of data sent from a website and stored in the user's web browser while the user is browsing it.

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24
votes
1answer
1k views

Is this Solution for Caches vs Cookies Going to Get Me in Trouble?

I've come up with a provisional solution for a not exactly common, but far from unprecedented problem with the interaction of popular WP caching solutions with cookies, in this case the standard WP ...
23
votes
8answers
95k views

Can't log in: “ERROR: Cookies are blocked or not supported by your browser. You must enable cookies to use WordPress.”

After a server move, I'm unable to log in to my site. I get the "ERROR: Cookies are blocked or not supported by your browser. You must enable cookies to use WordPress." error when I try submitting the ...
17
votes
9answers
81k views

Login page ERROR: Cookies are blocked due to unexpected output

I have a WordPress website that I recently discovered had this error on the login page: ERROR: Cookies are blocked due to unexpected output. For help, please see this documentation or try the ...
14
votes
5answers
54k views

Setting custom cookies in Wordpress

I am trying to set cookies to re-route returning users to my a specific page within my Wordpress site. I'd like some advice with these 2 things: Where in the Wordpress php files should cookies be ...
10
votes
1answer
5k views

Removing username from the 'wordpress_logged_in' cookie

I am working with a client with some strict security measures. After undergoing security review, we were notified that the user name stored in the logged in cookie, e.g. wordpress_logged_in[username]|...
9
votes
5answers
16k views

How to validate a user from ouside wordpress/php?

I'm working on an ajax application that will be embedded in a wordpress page. The ajax app exchanges data with servlets running on tomcat. Now the servlets need a way to determine if a request comes ...
9
votes
2answers
3k views

Passing current cookies in wp_remote_get to get Draft Post Preview

I want pass current user cookies in wp_remote_get function to get a Draft Post Preview page content. I check already the questions: What URL do you pass to wp_remote_get to load the body of the ...
9
votes
1answer
8k views

How to share cookies and sessions between domain and subdomain?

I have missed a lot of time by searching answer to my question. For today I have two WP installations on the one server and one DB but with different prefix. I already shared users data and meta ...
7
votes
2answers
7k views

why does WordPress need two cookies for auth/login

I can see two cookies: auth and login cookies in wordpress. Why do we need two? I think one is enough.
7
votes
2answers
2k views

How to Layer 7 Load Balance WordPress Backend and Frontend?

I've got a Layer 7 Load Balancer setup using HAProxy for WordPress Multisite. I'm looking to have anything related to the WordPress backend to be served from a specific group of servers (A/K/A ...
7
votes
1answer
718 views

Is it possible to transfer a WordPress session to a different browser via query string?

Assuming a user has an existing WordPress session, is it possible to take the 'wordpress_logged_in_[hash]' cookie, encode it in a query string, and resume the session in a different browser? The ...
7
votes
2answers
2k views

wp_set_auth_cookie() doesn't work in Ajax call

I am trying to create a Facebook JS-SDK based auto login feature. When user is "Connected" passing FbID and aother user data to an ajax function which creates the session cookie. Cookie is created (I ...
6
votes
1answer
1k views

How to mark articles as read?

I have a normal Link: <a href="/article-1"><span class="visited-circle"></span>article 1</a> and when someone have visited this article so i changed the color in CSS: a:...
6
votes
1answer
250 views

What is the purpose of having a token in cookies?

WordPress utilizes cookies for better security, and I've been trying to understand how exactly this could make a WordPress website more secure, and I found this article . There's a pretty decent ...
5
votes
2answers
2k views

Set cookie using GET variable

I need to set a cookie based on a GET variable so my customers can get a coupon code on our site even if they move around after selecting the coupon link. I am using the code here: Gravity Help to ...
5
votes
1answer
1k views

Modifying the way WP sets cookies

I'm trying to create a custom plugin that will change the way that wordpress names its cookings. Specifically, I want to write my own version of wp_user_settings(). I know I probably shouldn't hack ...
5
votes
3answers
8k views

How to set custom cookies before output

What's a surefire way to check/set cookies before the php headers are sent? Is there an action or filter that would be the best place to hook a setcookie() function?
5
votes
1answer
231 views

Remember the last post I read

I am currently publishing a book series with WP (not in english). Books, chapters and subparts are arranged this way: Each book (category) is divided into chapters (subcategory) which is divided into ...
5
votes
1answer
555 views

Keep one user logged for a year?

This has got to be simple: how do I keep one user - my-user - logged in for a year? (I'm checking logged in cookies in the dev tools console). Update 8/16/15 This works: add_filter( '...
5
votes
1answer
1k views

Disable saving comment details (name, e-mail) in cookie?

The European Union has introduced a directive requiring that websites obtain permission for setting all 'non-essential' cookies. In the UK (where my site is based), the appropriate detail is explained ...
5
votes
2answers
3k views

How to Create a Cookieless Domain in Wordpress

How do you create a 'cookieless' domain for WordPress?
5
votes
1answer
498 views

How to detect a user that is not logged in

Is there an easy way to see if a user - someone how has logged in in the past but is not currently logged in - is visiting my site? I was thinking that checking if $COOKIE[TEST_COOKIE] is set, but I ...
4
votes
2answers
20k views

COOKIE_DOMAIN setting confusion

I'm upgrading my website and it's using WordPress. I'm using sub-domain cdn for CDN and it needs to be cookieless. Currently my website is a multi-network of multisites (both are subdirectory ...
4
votes
3answers
4k views

Why does it say: 'Cookies are blocked or not supported'?

There are many many many many pages about this issue (and I could keep going). For those who just came here for a solution, then it is: 1) Just try and refresh the page. 2) Try putting this in your wp-...
4
votes
1answer
5k views

Extending auth_cookie_expiration based on user role

I'm trying to extend the lifespan of the authentication cookie, but only for administrators. My code in functions.php is: add_filter( 'auth_cookie_expiration', 'change_admin_cookie_logout' ); ...
4
votes
2answers
8k views

How does REST API cookie authentication work in WP 4.7?

Though I have logged in, I cannot create a post on frontend. WordPress always return 401 Unauthorized response. I have dumped $_COOKIE to make sure logged-in cookie was set and got something like this:...
4
votes
1answer
2k views

Using wp_set_auth_cookie for custom user account system

I've built a custom user account system using a custom post type. I was wondering whether it is safe to use the built-in function wp_set_auth_cookie($user_id, $remember, $secure) Wordpress uses for ...
4
votes
1answer
15k views

Exclude content from w3 total cache [closed]

I use w3 total cache on a site I run which also now has to display a small popup at the bottom of the page to mention that the site uses cookies (thanks EU). The idea is that this only appears the ...
4
votes
3answers
2k views

Passing Additional Parameters to add_filter Callable

I have an add_filter function for the auth_cookie_expiration hook. This hook accepts three parameters. However, I am interested in passing it more parameters. For example: add_filter( '...
4
votes
1answer
2k views

Should wordpress_logged_in cookie exist while logged out?

I noticed that while logged out on my Wordpress site, my browser is sending this Cookie header with every request (obfuscated for security): Cookie: wordpress_logged_in_OBFUSCATED=flimm%7COBFUSCATED; ...
4
votes
2answers
2k views

Keep Users Logged In As Long As I Like

I'm implementing a Kiosk webapp based off WordPress and I have some conditionals which are key, they work based on whether user is logged in or not. I'm aware that after user clicks "remember me" it ...
4
votes
1answer
2k views

Check if user already visited this post today

I have a piece of code which measures a post popularity. How would I go about checking if user didn't already visited this post for past 24 hours? Do I need to set a cookie for user and for each post ...
4
votes
2answers
6k views

Place a cookie when a specific page has been viewed?

I'm trying to direct new site visitors to a custom registration page for the their first visit only. The registration collects detailed information relating to an upcoming event, it is not designed to ...
4
votes
1answer
589 views

Security in WordPress plugin development

My plugin is Mailer.app for WordPress, I'm 85% completed and I'm focusing on security before release. Before the questions, I should outline the plugins architecture: The plugin is able to take in ...
4
votes
1answer
6k views

Clearing cookie on logout and session expiration

I would like to clear the session cookie when a user logs out or when their session expires. I understand that wp_clear_auth_cookie(); clears the cookie but I am struggling to understand how to ...
4
votes
2answers
682 views

WP_Http_Cookie destroys cookie value through urldecode()

Background: Working on a Widget that uses a remote API using wp_remote_post to log into the service, once logged in storing the cookies received for the second request to query data with wp_remote_get....
4
votes
2answers
756 views

Allow guests to save favourite pages?

We're creating a site where we want guest users to add pages to a favourites list (post IDs), so they can print or email their selection if they want. What would the best way be to do this in ...
4
votes
0answers
1k views

Setting Cookie Using a Variable from the URL

I need to hand code an affiliate link (we do not want to use an existing plugin). I do not do a lot of coding, so bear with me. It seems so simple I have a link: http://www.domain.com/?code=8765 ...
4
votes
1answer
547 views

Display message once per session to users with a specific role

I need to display a message to only users with a specific role. The message should appear either as soon as the user logs in or if they re-open their browser after having closed it when logged in to ...
3
votes
1answer
8k views

Worpdress PHPSESSID / EU law

WordPress is installing a PHPSESSID cookie as soon as someone lands on my site. Under new EU law if its non-essential i have to block it so that a user can opt-in. But if it is essential its ok as ...
3
votes
2answers
7k views

How to change cookie name

Im trying to figure out how can I change names to cookies that wordpress is setting for example on login. wordpress_test_cookie = sitename_test_cookie or/ and wordpress_logged_in = ...
3
votes
1answer
7k views

Getting “Cookies are blocked or not supported by your browser” on login page

I've got a WP installation at server-a.example.com (serverA) and I want to duplicate it on a different server which is server-b.example.com (serverB). My steps are: Copy database Copy files No need ...
3
votes
1answer
7k views

Set a cookie in WordPress, using a select form and Jquery

Hi Guys and thank you in advance for giving me some attention with this. I have this code in wordpress that I just can't get right. I have the US states in a drop-down form. When the user chooses an ...
3
votes
1answer
1k views

How to detect that site is hosted on WPEngine?

Is there anyway to detect that WordPress is hosted on WPEngine? The reason why I need to know it in their approach to eliminate cookies. But my plugin relies on cookie and can't work without it. So I ...
3
votes
3answers
1k views

Serving wp-includes (front-end) javascript from a different domain?

The WordPress Codex points to an extremely simple way to change the URL of the wp-content directory, which is, adding this in wp-config.php: define( 'WP_CONTENT_URL', 'http://example.com/wp-content');...
3
votes
2answers
1k views

Get restrict content by submitting Gravity Forms

I'm having trouble finding a solution for this: I have a bunch of posts with restrict content, and to access the content of these pages the user has to submit a gravity form. I imagine the best way ...
3
votes
1answer
4k views

Website Loads Twice Unnecessarily

When I use tools.pingdom.com, I can see that my website is loading twice unnecessarily. The first time www.junkluggers.com is loaded, a cookie is set. Then part way through the loading process, www....
3
votes
2answers
3k views

WordPress Ajax Login without page reload

I'm currently developing a WordPress theme where I want the user to be able to upload images before he register or log in to the site. The initial problem was, you can't upload images to WordPress ...
3
votes
1answer
2k views

Do Cookies Need to be Sanatized Before Being Saved?

I recently wrote a plugin and now I'm backtracking a bit to sanitize any and all user input. I know that I should sanitize anything that comes from $_GET or $_POST as a user can insert malicious ...
3
votes
1answer
12k views

Do I use cookies?

I have made website in wordpress, and now client wants to know do this website use cookies? I dont know too much about it becouse i never use it, but i need to be sure. If I make websites i use ...

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