/* /lib/persist.c * from the Dead Souls Object Library * provides object persistance * created by Beek@Dead Souls 950528 */ #include "include/persist.h" #include <config.h> private int SaveRecurse; private static int Retain = RETAIN_ON_QUIT; mixed *Saved = ({}); string GetShort(); static int eventConvertObject(mixed val, int recurse) { string *flat = ({}); mixed *tmp; if( val[0] != base_name(this_object()) ) error("Invalid save string.\n"); tmp = map(Saved, (: functionp($1) ? evaluate($1, "loading") : $1 :)); foreach(mixed elem in tmp) { if( arrayp(elem) ) flat += elem; else flat += ({ elem }); } flat -= ({ 0 }); if( sizeof(flat) != sizeof(val[1]) ) error("Invalid save string size.\n"); for(int i = 0; i < sizeof(flat); i++ ) store_variable(flat[i], val[1][i]); if( sizeof(val) == 3 ) { foreach(string obdata in val[2]) { object ob; val = restore_variable(obdata); ob = new(val[0]); ob->eventLoadObject(val, 1); } } if( recurse ) eventMove(previous_object()); return 1; } int eventLoadObject(mixed val, int recurse) { mixed *tmp; string *flat = ({}); mixed data; data = val; /* This converst NM IV - IVr2.2 data into NM data */ if( arrayp(data) ) return eventConvertObject(data, recurse); if( data["#base_name#"] != base_name(this_object()) ) error("Invalid save string.\n"); tmp = map(Saved, (: functionp($1) ? evaluate($1, "loading") : $1 :)); foreach(mixed elem in tmp) { if( arrayp(elem) ) flat += elem; else flat += ({ elem }); } flat -= ({ 0 }); foreach(string var, val in data) { if( var[0] == '#' ) continue; catch(store_variable(var, val)); } if( data["#inventory#"] ) { foreach(mixed obdata in data["#inventory#"]) { object ob; val = restore_variable(obdata); if( arrayp(val) ) { catch(ob = new(val[0])); } else { catch(ob = new(val["#base_name#"])); } if( ob ) { ob->eventLoadObject(val, 1); } } } if( recurse ) { object prev = previous_object(); if( !eventMove(prev) ) { call_out(function(object p) { object env = environment(p); if( !env ) { p->eventPrint("You lose " + GetShort() + "."); } else { p->eventPrint("You drop " + GetShort() + "."); eventMove(env); } }, 1, prev); } } } static mixed *AddSave(mixed *vars) { return (Saved += vars); } mixed *GetSave() { return copy(Saved); } static int SetSaveRecurse(int flag) { return (SaveRecurse = flag); } string GetSaveString() { mixed *tmp; string *flat = ({}); mapping mp = ([]); tmp = map(Saved, (: functionp($1) ? evaluate($1, "saving") : $1 :)); foreach(mixed elem in tmp) { if( arrayp(elem) ) flat += elem; else flat += ({ elem }); } if(flat && sizeof(flat)){ flat -= ({ 0 }); foreach(mixed var in flat) { if(stringp(var)) mp[var] = fetch_variable(var); } } mp["#base_name#"] = base_name(this_object()); if( SaveRecurse ) mp["#inventory#"] = (string *)all_inventory()->GetSaveString() - ({ 0 }); return save_variable(mp); } int SetRetain(int i){ if(i) Retain = 1; else Retain = 0; return Retain; } int GetRetain(){ return Retain; }