117 lines
3.5 KiB
Python
117 lines
3.5 KiB
Python
#!/bin/env python
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# Ported from https://github.com/wofsauge/IsaacSavegameReader/blob/main/Program.cs#L228
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import sys
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REP_ITEMSTART = 0x00000AB6 + 4
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REP_NBITEMS = 732
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EID_FILE = "eid_savegames.lua"
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DGH_FILE1 = "saveX.dat"
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def loadFromFile(filename, itemstart, nbitems):
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table = []
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try:
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file = open(filename, "rb")
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except FileNotFoundError:
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print(f"File not found: {filename}", file=sys.stderr)
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for i in range(nbitems):
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table.append(0)
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return table
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data = file.read(1)
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i = 0
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while data:
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if (i > itemstart) and i - itemstart <= nbitems:
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table.append(int.from_bytes(data, byteorder='big'))
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# Should be 1 (for already seen), or 0
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data = file.read(1)
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i += 1
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file.close()
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return table
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def eidfile(t1, saveid):
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content = "-- Auto generated from a python script\n"
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content += "if EID then\n"
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content += "\tEID.SaveGame = {}\n"
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content += "\tEID.SaveGame.Platform = \"Steam\"\n"
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content += "\tEID.SaveGame.UserID = \"0\"\n"
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content += "\tEID.SaveGame.UserName = \"username\"\n"
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for savefileindex in range(3):
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content += f"\tEID.SaveGame[{savefileindex+1}] = {{\n"
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content += "\t\tItemCollection = {\n\t\t\t"
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for i, v in enumerate(table):
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if savefileindex + 1 == saveid:
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content += f"[{i+1}]={'true' if v==1 else 'false'}, "
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else:
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content += f"[{i+1}]=false, "
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content += "\n\t\t},\n"
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content += "\t\tItemNeedsPickup = {\n\t\t\t"
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for i, v in enumerate(table):
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if savefileindex + 1 == saveid:
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content += f"[{i+1}]={'true' if v==0 else 'false'}, "
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else:
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content += f"[{i+1}]=true, "
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content += "\n\t\t}\n\t}\n"
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content += "end"
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return content
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def dghfile(table):
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content = '{'
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content += '"settings":{"visual":true,"eid":true,"showonmodded":true,"showonblind":false},'
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content += '"seen":['
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for i, v in enumerate(table):
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if table[i] == 1:
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content += "true"
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else:
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content += "false"
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if i < len(table) - 1:
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content += ", "
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content += "],"
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content += ' "seenmodded":{}}'
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return content
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def isHelp(args):
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return ("--help" in args) or ("-h" in args)
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if __name__ == "__main__":
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args = sys.argv
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if len(args) < 3 or isHelp(args):
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print(f"USAGE: python {args[0]} path/to/persistengamedata.dat slotnumber")
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if len(args)==2:
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print("ERROR: It seems like you forgot to specify the slot number you're importing from.")
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print("This will generate the following files:")
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print("\t- eid_savegames.lua , used by External Items Description (to be placed in EID's script folder)")
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print("\t- saveX.dat , used by Dead God Helper (to be placed in Dead God Helper data folder)")
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else:
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saveid = 1
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error = False
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try:
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saveid = int(args[2])
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if not (saveid <= 3 and saveid >= 1):
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error = True
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except ValueError:
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error = True
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if error:
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print(f"Invalid save ID: '{args[2]}'")
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print("Please retry with a number between 1 and 3!")
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exit(1)
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table = loadFromFile(args[1], REP_ITEMSTART, REP_NBITEMS)
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with open(EID_FILE, "w") as f:
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f.write(eidfile(table, saveid))
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with open(DGH_FILE1.replace("X", str(saveid)), "w") as f:
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f.write(dghfile(table))
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