[MAJOR CHANGE] Admin rank datum (#17133)

* Admin ranks update

* Permissions fix

* One missing thing

* Further rework to make database also fully work

* Adds admin rank bitflag calculator to tools

* ZA WARUDO

---------

Co-authored-by: C.L. <killer65311@gmail.com>

code/_helpers/admin.dm

@@ -0,0 +1,9 @@
+/// Returns if the given client is an admin, REGARDLESS of if they're deadminned or not.
+///proc/is_admin(client/client)
+//	return !isnull(GLOB.admin_datums[client.ckey]) || !isnull(GLOB.deadmins[client.ckey])
+
+/// Sends a message in the event that someone attempts to elevate their permissions through invoking a certain proc.
+/proc/alert_to_permissions_elevation_attempt(mob/user)
+	var/message = " has tried to elevate permissions!"
+	message_admins(key_name_admin(user) + message)
+	log_admin(key_name(user) + message)

code/_helpers/text.dm

@@ -631,3 +631,14 @@ GLOBAL_LIST_EMPTY(text_tag_cache)
 /proc/sanitize_css_class_name(name)
 	var/static/regex/regex = new(@"[^a-zA-Z0-9]","g")
 	return replacetext(name, regex, "")
+
+//finds the first occurrence of one of the characters from needles argument inside haystack
+//it may appear this can be optimised, but it really can't. findtext() is so much faster than anything you can do in byondcode.
+//stupid byond :(
+/proc/findchar(haystack, needles, start=1, end=0)
+	var/temp
+	var/len = length(needles)
+	for(var/i=1, i<=len, i++)
+		temp = findtextEx(haystack, ascii2text(text2ascii(needles,i)), start, end)	//Note: ascii2text(text2ascii) is faster than copytext()
+		if(temp)	end = temp
+	return end