[MIRROR] mass refactor of holder checks (#11155)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/modules/admin/verbs/antag-ooc.dm

@@ -31,7 +31,7 @@
 
 	for(var/mob/M in mob_list)
 		if(check_rights_for(M.client, R_ADMIN|R_MOD|R_EVENT)) // Staff can see AOOC unconditionally, and with more details.
-			to_chat(M, span_ooc(span_aooc("[create_text_tag("aooc", "Antag-OOC:", M.client)] <EM>[get_options_bar(src, 0, 1, 1)]([admin_jump_link(usr, M.client.holder)]):</EM> " + span_message("[msg]"))))
+			to_chat(M, span_ooc(span_aooc("[create_text_tag("aooc", "Antag-OOC:", M.client)] <EM>[get_options_bar(src, 0, 1, 1)]([admin_jump_link(usr, check_rights_for(M.client, R_HOLDER))]):</EM> " + span_message("[msg]"))))
 		else if(M.client) // Players can only see AOOC if observing, or if they are an antag type allowed to use AOOC.
 			var/datum/antagonist/A = null
 			if(M.mind) // Observers don't have minds, but they should still see AOOC.

code/modules/admin/verbs/atmosdebug.dm

@@ -2,7 +2,7 @@
 	set category = "Mapping"
 	set name = "Check Piping"
 	set background = 1
-	if(!src.holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	feedback_add_details("admin_verb","CP") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
@@ -43,7 +43,7 @@
 /client/proc/powerdebug()
 	set category = "Mapping"
 	set name = "Check Power"
-	if(!src.holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	feedback_add_details("admin_verb","CPOW") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!

code/modules/admin/verbs/custom_event.dm

@@ -3,7 +3,7 @@
 	set category = "Fun.Event Kit"
 	set name = "Change Custom Event"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		to_chat(src, "Only administrators may use this command.")
 		return
 

code/modules/admin/verbs/deadsay.dm

@@ -2,7 +2,7 @@
 	set category = "Admin.Chat"
 	set name = "Dsay" //Gave this shit a shorter name so you only have to time out "dsay" rather than "dead say" to use it --NeoFite
 	set hidden = 1
-	if(!src.holder)
+	if(!check_rights_for(src, R_HOLDER))
 		to_chat(src, "Only administrators may use this command.")
 		return
 	if(!src.mob)

code/modules/admin/verbs/playsound.dm

@@ -245,7 +245,7 @@ var/list/sounds_cache = list()
 /client/proc/stop_sounds()
 	set category = "Debug.Dangerous"
 	set name = "Stop All Playing Sounds"
-	if(!src.holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	log_admin("[key_name(src)] stopped all currently playing sounds.")

code/modules/admin/verbs/randomverbs.dm

@@ -20,7 +20,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 /client/proc/cmd_admin_prison(mob/M as mob in mob_list)
 	set category = "Admin.Game"
 	set name = "Prison"
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	if (ismob(M))
@@ -48,7 +48,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 /client/proc/cmd_check_new_players()
 	set category = "Admin.Investigate"
 	set name = "Check new Players"
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/age = tgui_alert(src, "Age check", "Show accounts yonger then _____ days", list("7","30","All"))
@@ -86,7 +86,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 	set name = "Subtle Message"
 
 	if(!ismob(M))	return
-	if (!holder)
+	if (!check_rights_for(src, R_HOLDER))
 		return
 
 	var/msg = tgui_input_text(usr, "Message:", text("Subtle PM to [M.key]"))
@@ -99,7 +99,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 
 	if(usr)
 		if (usr.client)
-			if(usr.client.holder)
+			if(check_rights_for(usr.client, R_HOLDER))
 				to_chat(M, span_bold("You hear a voice in your head...") + " " + span_italics("[msg]"))
 
 	log_admin("SubtlePM: [key_name(usr)] -> [key_name(M)] : [msg]")
@@ -112,7 +112,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 	set category = "Fun.Narrate"
 	set name = "Global Narrate"
 
-	if (!holder)
+	if (!check_rights_for(src, R_HOLDER))
 		return
 
 	var/msg = tgui_input_text(usr, "Message:", text("Enter the text you wish to appear to everyone:"))
@@ -133,7 +133,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 	set category = "Fun.Narrate"
 	set name = "Direct Narrate"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	if(!M)
@@ -160,7 +160,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 	set category = "Admin.Game"
 	set name = "Godmode"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	M.status_flags ^= GODMODE
@@ -180,16 +180,16 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 	else
 		if(!usr || !usr.client)
 			return
-		if(!usr.client.holder)
+		if(!check_rights_for(usr.client, R_HOLDER))
 			to_chat(usr, span_red("Error: cmd_admin_mute: You don't have permission to do this."))
 			return
 		if(!M.client)
 			to_chat(usr, span_red("Error: cmd_admin_mute: This mob doesn't have a client tied to it."))
-		if(M.client.holder)
+		if(check_rights_for(M.client, R_HOLDER))
 			to_chat(usr, span_red("Error: cmd_admin_mute: You cannot mute an admin/mod."))
 	if(!M.client)
 		return
-	if(M.client.holder)
+	if(check_rights_for(M.client, R_HOLDER))
 		return
 
 	var/muteunmute
@@ -230,7 +230,7 @@ ADMIN_VERB(drop_everything, R_ADMIN, "Drop Everything", ADMIN_VERB_NO_DESCRIPTIO
 	set category = "Fun.Silicon"
 	set name = "Add Random AI Law"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/confirm = tgui_alert(src, "You sure?", "Confirm", list("Yes", "No"))
@@ -282,7 +282,7 @@ Ccomp's first proc.
 	set name = "Allow player to respawn"
 	set desc = "Let a player bypass the wait to respawn or allow them to re-enter their corpse."
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/target = tgui_input_list(usr, "Select a ckey to allow to rejoin", "Allow Respawn Selector", GLOB.respawn_timers)
@@ -319,13 +319,13 @@ Ccomp's first proc.
 	set name = "Toggle antagHUD usage"
 	set desc = "Toggles antagHUD usage for observers"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/action=""
 	if(CONFIG_GET(flag/antag_hud_allowed))
 		for(var/mob/observer/dead/g in get_ghosts())
-			if(!g.client.holder)						//Remove the verb from non-admin ghosts
+			if(!check_rights_for(g.client, R_HOLDER))						//Remove the verb from non-admin ghosts
 				remove_verb(g, /mob/observer/dead/verb/toggle_antagHUD)
 			if(g.antagHUD)
 				g.antagHUD = 0						// Disable it on those that have it enabled
@@ -336,7 +336,7 @@ Ccomp's first proc.
 		action = "disabled"
 	else
 		for(var/mob/observer/dead/g in get_ghosts())
-			if(!g.client.holder)						// Add the verb back for all non-admin ghosts
+			if(!check_rights_for(g.client, R_HOLDER))						// Add the verb back for all non-admin ghosts
 				add_verb(g, /mob/observer/dead/verb/toggle_antagHUD)
 			to_chat(g, span_boldnotice("The Administrator has enabled AntagHUD"))	// Notify all observers they can now use AntagHUD
 		CONFIG_SET(flag/antag_hud_allowed, TRUE)
@@ -354,7 +354,7 @@ Ccomp's first proc.
 	set name = "Toggle antagHUD Restrictions"
 	set desc = "Restricts players that have used antagHUD from being able to join this round."
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/action=""
@@ -614,7 +614,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set category = "Fun.Silicon"
 	set name = "Add Custom AI law"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/input = sanitize(tgui_input_text(usr, "Please enter anything you want the AI to do. Anything. Serious.", "What?", ""))
@@ -643,7 +643,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set category = "Admin.Game"
 	set name = "Rejuvenate"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	if(!mob)
@@ -666,7 +666,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set category = "Fun.Event Kit"
 	set name = "Create Command Report"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/input = sanitize(tgui_input_text(usr, "Please enter anything you want. Anything. Serious.", "What?", "", multiline = TRUE, prevent_enter = TRUE), extra = 0)
@@ -696,7 +696,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set category = "Admin.Game"
 	set name = "Delete"
 
-	if (!holder)
+	if (!check_rights_for(src, R_HOLDER))
 		return
 
 	admin_delete(O)
@@ -705,7 +705,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set category = "Admin.Investigate"
 	set name = "List free slots"
 
-	if (!holder)
+	if (!check_rights_for(src, R_HOLDER))
 		return
 
 	if(job_master)
@@ -717,7 +717,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 /client/proc/cmd_manual_ban()
 	set name = "Manual Ban"
 	set category = "Admin.Moderation"
-	if(!authenticated || !holder)
+	if(!authenticated || !check_rights_for(src, R_HOLDER))
 		to_chat(src, "Only administrators may use this command.")
 		return
 	var/mob/M = null
@@ -730,7 +730,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 			if(!selection)
 				return
 			M = selection:mob
-			if ((M.client && M.client.holder && (M.client.holder.level >= holder.level)))
+			if ((M.client && check_rights_for(M.client, R_HOLDER) && (M.client.holder.level >= holder.level)))
 				tgui_alert_async(usr, "You cannot perform this action. You must be of a higher administrative rank!")
 				return
 
@@ -780,7 +780,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set name = "Check Contents"
 	set popup_menu = FALSE
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/list/L = M.get_contents()
@@ -792,7 +792,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 /client/proc/cmd_admin_remove_phoron()
 	set category = "Debug.Game"
 	set name = "Stabilize Atmos."
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		to_chat(src, "Only administrators may use this command.")
 		return
 	feedback_add_details("admin_verb","STATM") //If you are copy-pasting this, ensure the 2nd parameter is unique to the new proc!
@@ -824,7 +824,7 @@ ADMIN_VERB(respawn_character, (R_ADMIN|R_REJUVINATE), "Spawn Character", "(Re)Sp
 	set name = "Change View Range"
 	set desc = "switches between 1x and custom views"
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return
 
 	var/view = src.view

code/modules/admin/verbs/smite.dm

@@ -317,7 +317,7 @@ var/redspace_abduction_z
 
 	target.forceMove(locate(target.x,target.y,redspace_abduction_z))
 	to_chat(target,span_danger("The tug relaxes, but everything around you looks... slightly off."))
-	to_chat(user,span_notice("The mob has been moved. ([admin_jump_link(target,usr.client.holder)])"))
+	to_chat(user, span_notice("The mob has been moved. ([admin_jump_link(target, check_rights_for(usr.client, R_HOLDER))])"))
 
 	target.transforming = FALSE
 

code/modules/admin/verbs/special_verbs.dm

@@ -17,7 +17,7 @@
 
 	A.associate(src)
 
-	if(!holder)
+	if(!check_rights_for(src, R_HOLDER))
 		return //This can happen if an admin attempts to vv themself into somebody elses's deadmin datum by getting ref via brute force
 
 	to_chat(src, span_interface("You are now an admin."), confidential = TRUE)

code/modules/admin/verbs/striketeam.dm

@@ -6,7 +6,7 @@ var/const/commandos_possible = 6 //if more Commandos are needed in the future
 	set name = "Spawn Strike Team"
 	set desc = "Spawns a strike team if you want to run an admin event."
 
-	if(!src.holder)
+	if(!check_rights_for(src, R_HOLDER))
 		to_chat(src, "Only administrators may use this command.")
 		return