PAI Candidacy Fix (#666)

Fixes #108 
Fixes #661 
Fixes #608

code/modules/mob/living/silicon/pai/pai.dm

@@ -70,6 +70,7 @@
 
 	var/translator_on = 0 // keeps track of the translator module
 
+	var/greeted = 0
 	var/current_pda_messaging = null
 
 /mob/living/silicon/pai/New(var/obj/item/device/paicard/newlocation)
@@ -109,9 +110,18 @@
 	..()
 
 /mob/living/silicon/pai/Login()
+	greet()
 	..()
 
 
+/mob/living/silicon/pai/proc/greet()
+
+	if (!greeted)
+		// Basic intro text.
+		src << "<span class='danger'><font size=3>You are a Personal AI!</font></span>"
+		src << "<span class='notice'>You are a small artificial intelligence contained inside a portable tablet, and you are bound to a master. Your primary directive is to serve them and follow their instructions, follow this prime directive above all others. Check your Software interface to spend ram on programs that can help, and unfold your chassis to take a holographic form and move around the world.</span>"
+		greeted = 1
+
 // this function shows the information about being silenced as a pAI in the Status panel
 /mob/living/silicon/pai/proc/show_silenced()
 	if(src.silence_time)

code/modules/mob/living/silicon/pai/personality.dm

@@ -27,7 +27,7 @@
 	return 1
 
 // loads the savefile corresponding to the mob's ckey
-// if silent=true, report incompatible savefiles
+// if silent=false, report incompatible savefiles
 // returns 1 if loaded (or file was incompatible)
 // returns 0 if savefile did not exist
 

code/modules/mob/living/silicon/pai/recruit.dm

@@ -29,6 +29,9 @@ var/datum/paiController/paiController			// Global handler for pAI candidates
 	if(href_list["download"])
 		var/datum/paiCandidate/candidate = locate(href_list["candidate"])
 		var/obj/item/device/paicard/card = locate(href_list["device"])
+		if (!candidate in pai_candidates)
+			return
+
 		if(card.pai)
 			return
 		if(istype(card,/obj/item/device/paicard) && istype(candidate,/datum/paiCandidate))
@@ -107,6 +110,7 @@ var/datum/paiController/paiController			// Global handler for pAI candidates
 		candidate.key = M.key
 		pai_candidates.Add(candidate)
 
+	candidate.savefile_load(M)//Load the pAI config before displaying the window
 	var/dat = ""
 	dat += {"
 			<style type="text/css">

code/modules/mob/mob_helpers.dm

@@ -794,6 +794,9 @@ proc/is_blind(A)
 	var/preposition= ""
 	var/action = ""
 	var/action3 = ""
+	if (!reportto)
+		return 0
+
 	if (istype(loc, /mob/living/carbon/human))//This function is for finding where we are on a human. not valid otherwise
 		H = loc