From 4c904551dca322cefecb2979d8993804af5c4780 Mon Sep 17 00:00:00 2001
From: Tristan Schneider <tristanschneider2000@gmail.com>
Date: Sat, 10 Feb 2024 23:51:36 +0100
Subject: [PATCH] change word colour system

---
 index.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/index.php b/index.php
index 428756a..65e787d 100644
--- a/index.php
+++ b/index.php
@@ -6,13 +6,12 @@ header("Cache-Control: no-cache, no-store, must-revalidate");
 
 <?php
 
-function get_color_from_ip($ip) {
-	$ip_elem = explode(".", $ip);
+function get_color_from_userdata($data) {
 	$css = "background-color: hsl(";
-	$number = abs(crc32($ip));
+	$number = abs(crc32($data));
 	$css .= ($number % 360).", ";
 	$css .= (50 + (($number >> 3) % 51))."%, ";
-	$css .= (50 + (($number >> 5) % 51))."%);";
+	$css .= (50 + (($number >> 5) % 31))."%);"; // maximal 80%, es soll nicht einfach weiß sein
 	
 	return $css;
 }
@@ -47,7 +46,8 @@ if (array_key_exists("submitted", $_REQUEST)) {
 	if ($botrequest) {
 		$content .= "background-color: darksalmon; color: white;'>";
 	} else {
-		$content .= get_color_from_ip($_SERVER['REMOTE_ADDR'])."'>";
+		// Farbe hängt ab von Benutzer und ändert sich nach gewisser Zeit.
+		$content .= get_color_from_userdata($_REQUEST["user"].strval(intdiv(time(),60*60*24*7)))."'>";
 	}
 	
 	$ends_of_sentence = ['.', '!', '?'];