adlerka.top/lib/dynamic_style.php

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2024-02-05 21:21:04 +01:00
<?php
/**
* Generates dynamic CSS styling based on user preferences stored in the session.
* Specifically, it creates a CSS rule for the user's favorite color if it's specified in their session data.
*
* @return string Returns a string containing a `<style>` tag with custom CSS if a favorite color is set
* and the user is logged in. Returns an empty string if no conditions are met.
*/
2024-02-05 21:21:04 +01:00
function doDynamicStyling() :string
{
$dynamic_style = "";
if(isLoggedIn() && !empty($_SESSION["favorite_color"]) && is_int($_SESSION["favorite_color"]) && $_SESSION["favorite_color"] <= 4294967295){
$dynamic_style = "<style>";
$color = dechex($_SESSION["favorite_color"]);
$dynamic_style .= "--root{ --favorite-color: #$color;";
$dynamic_style .= "</style>";
}
return $dynamic_style;
}