Merge pull request #12664 from Ghommie/Ghommie-cit827

Porting a few asset cache related PRs.

code/__HELPERS/icons.dm

@@ -1136,9 +1136,10 @@ GLOBAL_LIST_INIT(freon_color_matrix, list("#2E5E69", "#60A2A8", "#A1AFB1", rgb(0
 	if (!isicon(I))
 		if (isfile(thing)) //special snowflake
 			var/name = sanitize_filename("[generate_asset_name(thing)].png")
-			register_asset(name, thing)
+			if(!SSassets.cache[name])
+				register_asset(name, thing)
 			for (var/thing2 in targets)
-				send_asset(thing2, key, FALSE)
+				send_asset(thing2, key)
 			return "<img class='icon icon-misc' src=\"[url_encode(name)]\">"
 		var/atom/A = thing
 		if (isnull(dir))
@@ -1160,9 +1161,10 @@ GLOBAL_LIST_INIT(freon_color_matrix, list("#2E5E69", "#60A2A8", "#A1AFB1", rgb(0
 	I = icon(I, icon_state, dir, frame, moving)
 
 	key = "[generate_asset_name(I)].png"
-	register_asset(key, I)
+	if(!SSassets.cache[key])
+		register_asset(key, I)
 	for (var/thing2 in targets)
-		send_asset(thing2, key, FALSE)
+		send_asset(thing2, key)
 
 	return "<img class='icon icon-[icon_state]' src=\"[url_encode(key)]\">"
 

code/modules/asset_cache/asset_cache_client.dm

@@ -1,11 +1,4 @@
 
-/client
-	var/list/sent_assets = list() // List of all asset filenames sent to this client by the asset cache, along with their assoicated md5s
-	var/list/completed_asset_jobs = list() /// List of all completed blocking send jobs awaiting acknowledgement by send_asset
-
-	var/last_asset_job = 0 /// Last asset send job id.
-	var/last_completed_asset_job = 0
-
 /// Process asset cache client topic calls for "asset_cache_confirm_arrival=[INT]"
 /client/proc/asset_cache_confirm_arrival(job_id)
 	var/asset_cache_job = round(text2num(job_id))
@@ -50,7 +43,7 @@
 	var/t = 0
 	var/timeout_time = timeout
 	src << browse({"<script>window.location.href="?asset_cache_confirm_arrival=[job]"</script>"}, "window=asset_cache_browser&file=asset_cache_send_verify.htm")
-	
+
 	while(!completed_asset_jobs["[job]"] && t < timeout_time) // Reception is handled in Topic()
 		stoplag(1) // Lock up the caller until this is received.
 		t++

code/modules/client/client_defines.dm

@@ -134,5 +134,13 @@
 	var/parallax_layers_max = 3
 	var/parallax_animate_timer
 
+	// List of all asset filenames sent to this client by the asset cache, along with their assoicated md5s
+	var/list/sent_assets = list()
+	/// List of all completed blocking send jobs awaiting acknowledgement by send_asset
+	var/list/completed_asset_jobs = list()
+	/// Last asset send job id.
+	var/last_asset_job = 0
+	var/last_completed_asset_job = 0
+
 	//world.time of when the crew manifest can be accessed
 	var/crew_manifest_delay

interface/skin.dmf

@@ -80,6 +80,7 @@ window "mainwindow"
 		anchor2 = none
 		background-color = #272727
 		is-visible = false
+		auto-format = false
 		saved-params = ""
 	elem "tooltip"
 		type = BROWSER