ODF File Opener

"""This tool is designed to emulate BZCC file indexing for ODF files and open search queries as tabs in a text editor."""
VERSION = 1.03

import os
import subprocess

# Default steam directory to be assumed if script could not read from registry.
STEAM_DIRECTORY = "C:\\Program Files (x86)\\Steam"

# Path to text editor you want to open ODF files with, see function 'open_files'
TEXT_EDITOR = os.path.join(os.environ["WINDIR"], "system32", "notepad.exe") # Set TEXT_EDITOR_AS_TABS to False to use notepad
#TEXT_EDITOR = "C:\\Program Files\\Notepad++\\notepad++.exe"
# TEXT_EDITOR = "C:\\program files\\wscite510\\SciTE.exe" # @CHANGE

# If True, open ODF files as tabs. Otherwise open an instance for each file.
TEXT_EDITOR_AS_TABS = False
TEXT_EDITOR_MAX_TABS = 32
TEXT_EDITOR_MAX_INSTANCES = 4 # Used if TEXT_EDITOR_AS_TABS == False

# Where to store cached ODF locations (need write permission)
# Fast storage such as an SSD location would be preferred.
# To rebuild cache, simply delete the files in this directory.
CACHE_DIRECTORY = os.path.join(os.environ["TMP"], "Battlezone II Combat Commander ODF Cache")
CACHE_MYDOCS_DIRECTORIES = False # Set this to True if you have a huge addon folder you rarely change to increase performance.
CACHE_ROOT_DIRECTORIES = True
CACHE_WORKSHOP_DIRECTORIES = True

# If True, uses regex matching for queries that contain any regex characters.
# Otherwise simple wildcard * matches take its place.
FULL_REGEX_MATCHING = False

# Show partial matches if no ODF matching any query is found.
# This has the performance cost of iterating over all odf names
# if any queries are not matched to check for partial matches.
IMPLEMENT_SUGGESTIONS = True

# If True, use the currently running mod instead of the user-selected mod.
# In 'launch.ini', the active mod id value updates as soon as a player clicks
# to join a game and downloads the mod immediately as they enter the lobby.
# If the player hasn't joined a game running a different mod, it will just be the same as selected mod.
USE_ACTIVE_MOD_INSTEAD_OF_SELECTED_MOD = False

# This is called when the queries are finalized and the list of ODF files are passed
def open_files(odf_full_file_paths=[]):
    if not os.path.exists(TEXT_EDITOR):
        print("%r not found. Set a valid program to open ODF files with.\n%d query matches:" % (TEXT_EDITOR, len(odf_full_file_paths)))
        for path in odf_full_file_paths:
            print(">", path)
        return

    if TEXT_EDITOR_AS_TABS:
        subprocess.call([TEXT_EDITOR] + odf_full_file_paths)
    else:
        for which in odf_full_file_paths:
            subprocess.Popen([TEXT_EDITOR, which])

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import re
import sys
import zlib
import time
import struct
import pickle
import configparser
from datetime import datetime
from collections import namedtuple
from tempfile import NamedTemporaryFile

# IMPORT BZ2CFG START
# from bz2cfg import CFG
class ParseError(Exception):
    def __init__(self, file="UNDEFINED", line=0, col=0, msg="Parsing Error"):
        self.file = file
        self.line = line
        self.col = col
        self.msg = msg

    def __str__(self):
        return "%s:%d:%d - %s" % (self.file, self.line, self.col, self.msg)

class UnterminatedString(ParseError): pass

class ConfigContainer:
    def walk(self):
        for child in self.children:
            yield child
            yield from child.walk()

    def get_attribute(self, attribute_name, occurrence=1):
        return self._find(attribute_name, self.attribute, occurrence)

    def get_attributes(self, name=None):
        return self._findall(name, self.attribute, False)

    def get_container(self, container_name, occurrence=1):
        return self._find(container_name, self.children, occurrence)

    def get_containers(self, name=None):
        return self._findall(name, self.children)

    def _findall(self, name, _list, reverse=False):
        if name:
            name = name.casefold()

        for item in (reversed(_list) if reverse else _list):
            if name is None or item.name.casefold() == name:
                yield item

    def _find(self, name, _list, occurrence=1):
        reverse = occurrence < 0
        occurrence = abs(occurrence)

        for index, container in enumerate(self._findall(name, _list, reverse), start=1):
            if index == occurrence:
                return container

        raise KeyError("%r not found in %r" % (name, self.name))

    def __iter__(self):
        for child in self.children:
            yield child

    def __getitem__(self, container_name):
        """Returns child container by name. Raises KeyError if not found."""
        return self.get_container(container_name)

class CFG(ConfigContainer):
    def __init__(self, filepath=None):
        self.children = []
        self.attribute = []
        self.filepath = filepath

        self.name = filepath or "<Untitled - CFG>"

        if self.filepath:
            with open(self.filepath, "r") as f:
                self.read(f)

    def __str__(self):
        return "<%s %r>" % (__class__.__name__, self.name)

    # Yields either a word or a control character from a file, 1 at a time
    def parse_words(self, f):
        # Note: these characters do not add to the column counter
        NON_CHARACTER = "\x00\r"

        # Characters which count as a valid name
        NAME = "QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm0123456789_.+-"
        WHITESPACE = " \t\n"

        line = col = 1
        state = READ_ANY = 0
        in_comment = 1
        in_quote = None
        word = ""

        for c in f.read():
            if c in NON_CHARACTER:
                continue

            if c == "\n":
                line += 1
                col = 1
            else:
                col += 1

            if in_quote:
                # Character matches quote, completing the string.
                # Note that BZ2 does not handle escapes (e.g. \").
                if c == in_quote:
                    yield word, line, col
                    word = ""
                    in_quote = None

                # New line without terminating quote.
                elif c == "\n":
                    raise UnterminatedString(self.filepath, line, col, "Unterminated String")

                else:
                    word += c

            elif state == READ_ANY:
                if c in NAME:
                    word += c

                else:
                    # End of continuous word
                    if c in WHITESPACE:
                        if word:
                            yield word, line, col
                            word = ""

                    # Start of comment
                    elif c == "/":
                        if word:
                            yield word, line, col

                        state = in_comment
                        word = c

                    # Start of string quote
                    elif c in "\"'":
                        if word:
                            yield word, line, col
                            word = ""

                        in_quote = c

                    # Special control character
                    elif c in "{}(),;":
                        if word:
                            yield word, line, col
                            word = ""

                        yield c, line, col

                    # Unhandled
                    else:
                        raise ParseError(self.filepath, line, col, "Unexpected Character %r" % c)

            elif state == in_comment:
                # New line character indicates of comment
                if c == "\n":
                    if word:
                        pass # ignore comments
                        # yield word

                    word = ""
                    state = READ_ANY

                else:
                    word += c

    def read(self, f):
        EXPECT_NAME = 0
        EXPECT_PARAM_OPEN = 1
        EXPECT_PARAM = 2
        EXPECT_CONTAINER_TYPE = 3
        state = EXPECT_NAME

        # Temporary buffers
        name = ""
        parameters = []

        # Empty root container
        container_at_level = [self]

        for word, line, col in self.parse_words(f):
            if state == EXPECT_NAME:
                if word == "}":
                    if len(container_at_level) <= 1:
                        # Extra closing brace: Could raise an exception here, but I think it's safe to ignore.
                        continue

                    del(container_at_level[-1])
                    continue

                name = word
                parameters = []
                state = EXPECT_PARAM_OPEN
                continue

            elif state == EXPECT_PARAM_OPEN:
                if word == "(":
                    state = EXPECT_PARAM
                    continue

            elif state == EXPECT_PARAM:
                if word == ",":
                    continue

                elif word == ")":
                    state = EXPECT_CONTAINER_TYPE
                    continue

                else:
                    parameters += [word]
                    continue

            elif state == EXPECT_CONTAINER_TYPE:
                # Start of a new container
                if word == "{":
                    container = Container(name, *parameters)
                    container_at_level[-1].children += [container]
                    container_at_level.append(container)

                    state = EXPECT_NAME
                    continue

                # End of attribute
                elif word == ";":
                    container_at_level[-1].attribute += [Attribute(name, *parameters)]
                    state = EXPECT_NAME
                    continue

            raise ParseError(self.filepath, line, col)

class Container(ConfigContainer):
    def __init__(self, name, *parameters):
        self.name = name
        self.parameter = parameters
        self.children = []
        self.attribute = []

    def __str__(self):
        return "<%s %s(%s)>" % (__class__.__name__, self.name, ", ".join("\"%s\"" % p for p in self.parameter))

class Attribute:
    def __init__(self, name, *parameters):
        self.name = name
        self.parameter = parameters

    def __str__(self):
        return "<%s %s(%s)>" % (__class__.__name__, self.name, ", ".join("\"%s\"" % p for p in self.parameter))
# IMPORT BZ2CFG END

# IMPORT STEAMVDF START
class steamvdf:
    class VDF_ParseError(Exception):
        def __init__(self, msg, line, col):
            self.msg = msg
            self.line = line
            self.col = col

        def __str__(self):
            return self.msg + " (line %d column %d)" % (self.line + 1, self.col + 1) # +1 for 0-based to 1-based

    def read(path):
        """Returns dictionary of {key: value or sub}, case sensitive."""
        with open(path, "r") as f:
            escape = False
            in_quote = False
            words = []

            root = {}
            section = root
            section_history = []

            for line, row_content in enumerate(f):
                for col, c in enumerate(row_content):
                    if in_quote:
                        if c in "\r\n":
                            raise VDF_ParseError("unterminated string %r" % word, line, col)
                        elif escape:
                            escape = False
                            # c is an escaped character (not handled for now)
                            words[-1] += "\\" + c
                        elif c == in_quote:
                            in_quote = False
                            if len(words) == 2:
                                key, value = tuple(words)
                                section[key] = value
                                words = []
                            elif len(words) > 2:
                                raise VDF_ParseError("expected 2 items for key and value but got %d items" % len(words), line, col)
                        elif c == "\\":
                            escape = True
                        else:
                            words[-1] += c
                    elif c in "'\"":
                        in_quote = c
                        words += [""]
                    elif c == "{":
                        if len(words) != 1:
                            raise VDF_ParseError("expected exactly 1 item before opening brace but got %d items" % len(words), line, col)

                        new_section = {}
                        section_history.append(section)
                        section[words[0]] = new_section
                        section = new_section
                        words = []
                    elif c == "}":
                        if len(section_history) <= 0:
                            raise VDF_ParseError("closing brace not expected", line, col)
                        section = section_history.pop()
                    elif not c.isspace():
                        raise VDF_ParseError("unexpected symbol %r" % c, line, col)

            if len(section_history) > 0:
                raise VDF_ParseError("%d braces left unclosed" % len(section_at)-1, line, col)

            return root
# IMPOT STEAMVDF END

try:
    winreg = None # Needed to have name in scope
    try:
        import winreg
    except ImportError:
        try:
            import _winreg as winreg
        except ImportError as exception:
            print("Could not import winreg or _winreg.")
            raise exception

    registry_key = winreg.OpenKeyEx(winreg.ConnectRegistry(None, winreg.HKEY_LOCAL_MACHINE), "SOFTWARE\\WOW6432Node\\Valve\\Steam")
    key_value, key_type = winreg.QueryValueEx(registry_key, "InstallPath")
    if key_type == winreg.REG_EXPAND_SZ:
        key_value = os.path.expandvars(key_value)
    elif key_type != winreg.REG_SZ:
        raise TypeError()

    STEAM_DIRECTORY = key_value

    # Find which steam library BZCC is installed in
    vdf = steamvdf.read(os.path.join(key_value, "steamapps/libraryfolders.vdf"))["libraryfolders"]
    try:
        for index in range(1000):
            vdf_lib = vdf[str(index)]
            for game_id, size in vdf_lib["apps"].items():
                if game_id == "624970":
                    STEAM_DIRECTORY = vdf_lib["path"]
                    raise KeyError() # Breaks out of both loops
    except KeyError:
        pass
except Exception as e:
    print("Failed to automatically determine steam folder.")
    print("Edit this script to change the STEAM_DIRECTORY variable to your steam directory that has BZCC installed.")
    print("Current STEAM_DIRECTORY set: %r" % STEAM_DIRECTORY)
    print("Exception: %r" % e)

# '\' must be replaced with '/' to work with re.sub to avoid decoding character escapes
BZ2R_STEAM_ID = 624970
BZ2R_ROOT_DIRECTORY = ("%s/steamapps/common/BZ2R" % STEAM_DIRECTORY).replace("\\", "/")
BZ2R_MYDOCS_DIRECTORY = ("%s/Documents/My Games/Battlezone Combat Commander" % os.environ["USERPROFILE"]).replace("\\", "/")
BZ2R_WORKSHOP_DIRECTORY = ("%s/steamapps/workshop/content/%d" % (STEAM_DIRECTORY, BZ2R_STEAM_ID)).replace("\\", "/")
BZ2R_ADDON_DIRECTORY = "%s/addon" % BZ2R_MYDOCS_DIRECTORY
BZ2R_LAUNCHINI_FILE = "%s/launch.ini" % BZ2R_MYDOCS_DIRECTORY
BZ2R_BZONECFG_FILE = "%s/bzone.cfg" % BZ2R_ROOT_DIRECTORY
BZ2R_APPMANIFEST_FILE = "%s/steamapps/appmanifest_%d.acf" % (STEAM_DIRECTORY, BZ2R_STEAM_ID)
BZ2R_APPWORKSHOP_FILE = "%s/steamapps/workshop/appworkshop_%d.acf" % (STEAM_DIRECTORY, BZ2R_STEAM_ID)

RE_ROOTDIR = re.compile(r"^@rootdir[/\\]+")
RE_MYDOCSDIR = re.compile(r"^@mydocsdir[/\\]+")
RE_INTEGER = re.compile(r"\d+")

# If True, the steam .acf file timestamps will be checked against cache file creation dates.
# In the instance an item is newer than the cache file, the cache will be rebuilt automatically.
CACHE_DATE_CHECK = True

# Used to format time displays when indicating to user a cache is outdated (e.g. cache file is older than last workshop mod update)
TIME_FORMAT = "%B %a %d %Y at %I:%M%p" # See https://docs.python.org/3/library/datetime.html#strftime-strptime-behavior

# Level cache is compressed with zlib (0 = none, 1-9 slowest to fastest)
CACHE_COMPRESSION_LEVEL = 1 # Just 1 significantly decreases file size. Anything higher seems to be a tiny but unnecessary performance hit.

# Overwrite existing cache when applicable
FORCE_GENERATE_CACHE = False

# If True, all .odf files will be deleted in the cache directory on start.
# This is to clean up any loose temp files created by pak processing.
# These temps can get left behind if the user kills the process before it cleans up.
AUTO_CLEAN_PAK = True

# Print time it took to complete search (set to True to debug performance)
SHOW_TIME = False

# Since this script only considers ODF files, this is disabled.
# The functionality to process addons is included for potential future expansion.
LOAD_ADDONS = False
# ADDON_MOD_EXT_WHITELIST = (".pic", ".tga", ".png", ".jpg", ".bmp", ".dds", ".wav", ".ogg", ".cfg", ".bmf", ".bm2", ".inf", ".des", ".otf", ".brf", ".txt")

# If True, each ODF file in on-disk directories will be read to see if it is a valid game object.
# This is to prevent items such as old '.odf' map descriptions from showing up.
# Has a performance cost, and will not pick up non-gameobject odfs such as vehicle lists, weapon config, etc...
# Caches would need to be rebuilt if changed. This setting does not apply to pak files.
VALIDATE_ODF_FILE = False

GlobalInfo = namedtuple("GlobalInfo", "active_workshop_id selected_workshop_id active_addons language_id")
ModInfo = namedtuple("ModInfo", "name catagory dependencies")
DirectoryInfo = namedtuple("DirectoryInfo", "path cache recursive kind workshop_id cache_id")

KIND_ROOT = 0
KIND_PAK = 1
KIND_MYDOCS = 2
KIND_WORKSHOP_CONFIG = 3 # Any DirectoryInfo object that is a workshop item should have a valid workshop_id value
KIND_WORKSHOP_ASSET = 4
KIND_WORKSHOP_ADDON = 5

# STEAM_INSTALL_REGISTRY_KEY = "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\Valve\\Steam", "Language" # https://partner.steamgames.com/doc/store/localization ?
DEFAULT_LANGAUGE_CODE = "en" # "fr" "de"

def GetDirectoryInfo(**kwargs):
    re_directory_delimiter = re.compile(r"[/\\]+")
    path = kwargs["path"]

    # In BZCC, @rootdir/@mydocsdir only work if at the very start of path and all characters are lowercase.
    path = RE_ROOTDIR.sub(BZ2R_ROOT_DIRECTORY + "/", path)
    path = RE_MYDOCSDIR.sub(BZ2R_MYDOCS_DIRECTORY + "/", path)

    if not os.path.isabs(path):
        # BZCC behaviour seems to be that relative paths are treated as being @rootdir.
        # This might be because BZCC is just using its CWD, but in this script we will assume @rootdir.
        path = os.path.join(BZ2R_ROOT_DIRECTORY, path)

    path = os.path.normcase(path)
    path = re_directory_delimiter.sub("/", path)

    recursive = 0 if kwargs["kind"] == KIND_PAK else int(kwargs["recursive"])
    cache_id = zlib.adler32(path.encode("ascii", "ignore"))

    kwargs["cache_id"] = cache_id
    kwargs["cache"] = os.path.join(CACHE_DIRECTORY, "%d%d.cache" % (recursive, cache_id))
    kwargs["path"] = path

    if not os.path.exists(path):
        raise FileNotFoundError("%r not found" % path)

    return DirectoryInfo(**kwargs)

def find_first_file(directory, ext):
    ext = ext.casefold()
    for root, folders, files in os.walk(directory):
        for file in files:
            if file[-len(ext)::].casefold() == ext:
                return os.path.join(root, file)
        break

    raise FileNotFoundError("file ending in %r not found in %r" % (ext, directory))

def read_launch_ini(launch_ini_file_path=BZ2R_LAUNCHINI_FILE):
    config = configparser.ConfigParser()
    config.read(launch_ini_file_path)
    return GlobalInfo(
        int(config["config"]["globalConfigWorkshopId"]), # Current mod being played now (e.g. user joined modded game and auto-switched) (0 is stock)
        int(config["config"]["selectedConfigWorkshopId"]), # Last mod selected from the mod menu by user aka default mod (0 is stock)
        [int(i) for i in RE_INTEGER.findall(config["config"]["activeAddons"])], # List of active addon mods
        int(config["config"]["language"]) # Language ID (0 or >= 4=auto, 1=en, 2=fr, 3=de)
    )

def read_mod_ini(mod_ini_file_path):
    config = configparser.ConfigParser()
    config.read(mod_ini_file_path)
    return ModInfo(
        config["WORKSHOP"]["modName"].strip("\"") if "modName" in config["WORKSHOP"] else None, # Name of mod
        config["WORKSHOP"]["modType"].strip("\""), # Kind of mod can be: Addon, Config, Asset
        [int(i) for i in RE_INTEGER.findall(config["WORKSHOP"]["assetDependencies"] if "assetDependencies" in config["WORKSHOP"] else "")] # List of other mods this mod inherits
    )

def read_game_timestamp(steam_appmanifest_file_path=BZ2R_APPMANIFEST_FILE):
    re_timestamp_entry = re.compile(r"(?i)\"LastUpdated\"[\r\n\s]*\"(\d+)\"")

    with open(steam_appmanifest_file_path, "r") as f:
        match = re_timestamp_entry.search(f.read())
        if match:
            return int(match.group(1))

    raise Exception("could not find timestamp in %r" % steam_appmanifest_file_path)

def read_workshop_timestamps(steam_appworkshop_file_path=BZ2R_APPWORKSHOP_FILE):
    timestamps = dict()
    re_timestamp_entry = re.compile(r"(?i)\"(\d+)\"[\r\n\s]*{[\r\n\s]*\"size\"[\r\n\s]*\"\d+\"[\r\n\s]*\"timeupdated\"[\r\n\s]*\"(\d+)\"")

    with open(steam_appworkshop_file_path, "r") as f:
        for workshop_item, last_updated in re_timestamp_entry.findall(f.read()):
            timestamps[int(workshop_item)] = int(last_updated)

    return timestamps

def odf_file_iter(directory, recursive=False):
    def odf_is_game_object(filepath):
        re_classlabel = re.compile(r"(?i)\s*classLabel\s*=\s*[^\s]")

        try:
            with open(filepath, "r") as f:
                for line in f:
                    if re_classlabel.match(line):
                        return True
        except UnicodeError:
            pass

        return False

    for root, folders, files in os.walk(directory):
        for file in files:
            name, ext = os.path.splitext(file.casefold())
            if ext != ".odf":
                continue

            full_path = os.path.join(root, file)
            if not VALIDATE_ODF_FILE or odf_is_game_object(full_path):
                yield name, full_path

        if not recursive:
            break

PakFileInfo = namedtuple("PakFileInfo", "bz2dir file_name data_offset comp_size real_size")
def pak_archive_iter(bz2dir, extensions=[".odf"]):
    with open(bz2dir.path, "rb") as f:
        if struct.unpack("4sI", f.read(8)) != (b"DOCP", 2):
            raise Exception("invalid pak header in %r" % pak_file_path)

        f.seek(16, 0)
        file_count, file_offset = struct.unpack("II", f.read(8))
        f.seek(file_offset)
        for index in range(file_count):
            f.seek(4, 1)
            # Warning: Name not sanitized.
            file_name = f.read(f.read(1)[0]).decode("ascii", "ignore")
            name, ext = os.path.splitext(file_name.casefold())
            if ext in extensions:
                yield name, PakFileInfo(bz2dir, file_name, *struct.unpack("III", f.read(12)))
            else:
                f.seek(12, 1)

class SearchTool:
    def __init__(self, global_info, default_bzone_cfg_path=BZ2R_BZONECFG_FILE, force_input=None):
        self.global_info = global_info
        self.mod_info = None
        self.bzone_cfg_path = default_bzone_cfg_path
        self.cache = dict()

        if global_info.selected_workshop_id:
            mod_workshop_directory = os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(global_info.selected_workshop_id))
            cfg_file = default_bzone_cfg_path

            try:
                cfg_file = find_first_file(mod_workshop_directory, ".cfg")
                ini_file = find_first_file(mod_workshop_directory, ".ini")
                self.mod_info = read_mod_ini(ini_file)

                if self.mod_info.catagory.casefold() != "config":
                    # After testing, it appears BZCC just ignores non-config mods and runs under the context of stock.
                    self.mod_info = None
                    self.global_info = global_info._replace(selected_workshop_id=0)
                    print("Error - Workshop item %d is an %r mod, but a 'config' mod is required. Reverting to stock..." % (global_info.selected_workshop_id, self.mod_info.catagory))
                    # raise Exception("invalid mod type %r in %r, must be config mod" % (self.mod_info.catagory, cfg_file))

            except FileNotFoundError:
                self.mod_info = None
                self.global_info = global_info._replace(selected_workshop_id=0)
                print("Error - Could not find config mod files for workshop item %d. Reverting to stock..." % global_info.selected_workshop_id)

        bzone = list(self.read_bzone_cfg())

        self.last_game_update = self.last_workshop_update = None
        if CACHE_DATE_CHECK:
            try:
                self.last_game_update = read_game_timestamp(BZ2R_APPMANIFEST_FILE)
            except:
                print("Error - failed to get timestamp from %r" % BZ2R_APPMANIFEST_FILE)

            try:
                self.last_workshop_update = read_workshop_timestamps(BZ2R_APPWORKSHOP_FILE)
            except:
                print("Error - failed to get timestamps from %r" % BZ2R_APPWORKSHOP_FILE)

        if self.mod_info:
            print("<%s> w/ %d Active Addon Mods and %d Asset Dependencies" % (self.mod_info.name, len(self.global_info.active_addons), len(self.mod_info.dependencies)))
            print("Workshop ID %d Using Config %r" % (self.global_info.selected_workshop_id, self.bzone_cfg_path))
        else:
            if os.path.normpath(self.bzone_cfg_path) == os.path.normpath(BZ2R_BZONECFG_FILE):
                print("Stock w/ %d Active Addon Mods" % len(self.global_info.active_addons))
            else:
                print("%r w/ %d Active Addon Mods" % (os.path.basename(self.bzone_cfg_path), len(self.global_info.active_addons)))
                print("Using Config %r" % self.bzone_cfg_path)

        if FULL_REGEX_MATCHING:
            print("Do not specify the extension '.odf' in your query. Separate multiple queries with spaces. If your query contains regular expression characters it will be used as a regex match.")
        else:
            print("Do not specify the extension '.odf' in your query. Separate multiple queries with spaces. You may use wildcards * for partial matches. Example: (*vscav evtank_* apwrck)")

        while True:
            if self.prompt(bzone, force_input):
                break

    def read_bzone_cfg(self):
        global_info, mod_info = self.global_info, self.mod_info
        bzone_cfg_path = self.bzone_cfg_path
        if global_info.selected_workshop_id:
            bzone_cfg_path = self.bzone_cfg_path = find_first_file(os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(global_info.selected_workshop_id)), ".cfg")

        if not os.path.exists(bzone_cfg_path):
            raise FileNotFoundError("%r not found" % bzone_cfg_path)

        configure_file_system = CFG(bzone_cfg_path)["ConfigureFileSystem"]

        if "appendtomydocs" in configure_file_system.attribute:
            # TODO: What is even the point to this feature?
            raise NotImplementedError("AppendToMyDocs in %r not supported" % bzone_cfg_path)

        use_stream_name = configure_file_system.get_attribute("SetActiveStream", -1).parameter[0].casefold()

        for stream in configure_file_system.get_containers("ConfigureStream"):
            if stream.parameter[0].casefold() == use_stream_name:
                configure_stream = stream
                break
        else:
            raise LookupError("stream config %r not found in %r" % (use_stream_name, bzone_cfg_path))

        for attribute in configure_stream.get_attributes():
            name = attribute.name.casefold()
            kind = path = None

            if len(attribute.parameter) >= 1:
                path = attribute.parameter[0]
                if RE_ROOTDIR.match(path):
                    kind = KIND_ROOT
                if RE_MYDOCSDIR.match(path):
                    kind = KIND_MYDOCS

            if path:
                if name == "addstream":
                    raise NotImplementedError("%r in %r not supported" % (attribute.name, bzone_cfg_path))

                if name == "adddirrecurse":
                    yield GetDirectoryInfo(path=path, recursive=True, kind=kind, workshop_id=0)
                    continue
                elif name == "adddir":
                    yield GetDirectoryInfo(path=path, recursive=False, kind=kind, workshop_id=0)
                    continue

                elif name == "addlangdir" and path:
                    language_id = global_info.language_id if global_info.language_id in (1, 2, 3) else 0
                    path += "/bz2r_%s" % {0: DEFAULT_LANGAUGE_CODE, 1: "en", 2: "fr", 3: "de"}[language_id]
                    yield GetDirectoryInfo(path=path, recursive=True, kind=kind, workshop_id=0)
                    continue

                elif name == "addpack":
                    yield GetDirectoryInfo(path=path, recursive=None, kind=KIND_PAK, workshop_id=0)
                    continue

                # Note that these AddLocals seem to assume the "selected mod".
                # They do not fire at all (checked in procmon) if no mod is selected.
                elif name == "addlocalworkshopdirrecurse":
                    if not global_info.selected_workshop_id:
                        print("Error - %r directive outside context of mod" % attribute)
                        continue

                    path = os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(global_info.selected_workshop_id), path)
                    yield GetDirectoryInfo(path=path, recursive=True, kind=KIND_WORKSHOP_CONFIG, workshop_id=global_info.selected_workshop_id)
                    continue
                elif name == "addlocalworkshopdir":
                    if not global_info.selected_workshop_id:
                        print("Error - %r directive outside context of mod" % attribute)
                        continue

                    path = os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(global_info.selected_workshop_id), path)
                    yield GetDirectoryInfo(path=path, recursive=False, kind=KIND_WORKSHOP_CONFIG, workshop_id=global_info.selected_workshop_id)
                    continue

            else:
                if name == "enableaddonmods":
                    if not LOAD_ADDONS:
                        continue

                    for addon_mod_id in global_info.active_addons:
                        # From an addon .INF:
                        # "an addon workshop item must contain addonAssets/ folder."
                        # "That folder will act as the root of a AddDirRecurse() call made by the engine"
                        addon_path = os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(addon_mod_id), "addonAssets")
                        yield GetDirectoryInfo(path=addon_path, recursive=True, kind=KIND_WORKSHOP_ADDON, workshop_id=addon_mod_id)

                    continue

                elif name == "addworkshopconfigs":
                    # From the VSR .CFG:
                    # "This is required so that the workshop is populated with the base directories
                    # for each workshop item that contains a global config mod"
                    # I don't think this actually causes bzcc to traverse any directories?
                    continue

                elif name == "addglobalconfigmod":
                    if not global_info.selected_workshop_id:
                        continue

                    for dependency_id in mod_info.dependencies:
                        dep_mod_workshop_directory = os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(dependency_id))
                        dep_ini_file_path = find_first_file(dep_mod_workshop_directory, ".ini")
                        dep_mod_info = read_mod_ini(dep_ini_file_path)
                        if dep_mod_info.catagory.casefold() != "asset":
                            raise Exception("%d invalid mod type %r in %r, dependencies must be asset mods" % (dependency_id, mod_info.catagory, dep_ini_file_path))

                        # Assuming asset mods are just treated as AddDirRecurse()
                        asset_path = os.path.join(BZ2R_WORKSHOP_DIRECTORY, str(dependency_id))
                        yield GetDirectoryInfo(path=asset_path, recursive=True, kind=KIND_WORKSHOP_ASSET, workshop_id=dependency_id)

                    continue

            raise Exception("unhandled config directive %r in %r" % (attribute.name, bzone_cfg_path))

    def prompt(self, bzone, force_input=None):
        re_odf_name = re.compile(r"[^\s]+")

        user_input = force_input if force_input != None else input("\nODF: ")
        print(">", user_input)

        queries = set()
        regex_queries = set()

        for name in re_odf_name.findall(user_input):
            if FULL_REGEX_MATCHING:
                if re.escape(name) != name:
                    final_regex = "(?i)^" + name + "$" # Must match entire string
                    # final_regex = "(?i)" + name # Must only match beginning
                    try:
                        regex_queries.add(re.compile(final_regex))
                    except re.error as exception:
                        print("invalid regex %r:" % final_regex, exception)
                else:
                    queries.add(name.casefold())
            elif "*" in name:
                # Regex matches will always result in the performance cost of checking every possible odf name.
                re_name = re.compile(".*".join((re.escape(segment.casefold()) for segment in name.split("*"))))
                regex_queries.add(re_name)
            else:
                # If any names are not found, and suggestions are enabled, there will be a performance cost of checking every existing name.
                # Otherwise, if cached, the name is found very quickly using hash lookup (dictionary).
                queries.add(name.casefold())

        if not queries and not regex_queries:
            return False

        start = time.time()
        results = self.search(bzone, queries, regex_queries)
        if SHOW_TIME:
            print("Competion Time: %f" % (time.time() - start))

        if results:
            maximum = TEXT_EDITOR_MAX_TABS if TEXT_EDITOR_AS_TABS else TEXT_EDITOR_MAX_INSTANCES

            if len(results) > maximum:
                print("Only showing %d/%d results." % (maximum, len(results)))
                results = {key: results[key] for index, key in enumerate(results, start=1) if index <= maximum}

            temp_files = []
            for name, path in results.items():
                # TODO: Check if pak file was changed during the writing of each file, raising an exception?
                if type(path) == PakFileInfo:
                    pak_info = path
                    temp_file_path = os.path.join(CACHE_DIRECTORY, "%d-%s" % (pak_info.bz2dir.cache_id, pak_info.file_name))
                    is_compressed = (pak_info.comp_size != pak_info.real_size)
                    with open(pak_info.bz2dir.path, "rb") as pak:
                        pak.seek(pak_info.data_offset)
                        with open(temp_file_path, "wb") as tmp:
                            if is_compressed:
                                tmp.write(zlib.decompress(pak.read(pak_info.comp_size)))
                            else:
                                tmp.write(pak.read(pak_info.real_size))

                    temp_files += [temp_file_path]
                    results[name] = temp_file_path

            open_files(list(results.values()))

            # Cleanup
            for temp_file_path in temp_files:
                if os.path.exists(temp_file_path):
                    os.unlink(temp_file_path)

        return (force_input != None)

    def search(self, bzone, queries, regex_queries=[]):
        """Returns results when all queries are matched or at end of search."""
        results = dict()
        suggestions = {query: list() for query in queries} if IMPLEMENT_SUGGESTIONS else None
        temp_files = [] # Temporary file paths marked for deletion (from pak files)

        if not os.path.exists(CACHE_DIRECTORY):
            os.makedirs(CACHE_DIRECTORY)

        for bz2dir in bzone:
            generate_cache = use_cache = can_cache = False

            # Default iterator - iterate over files on disk in directory
            odf_iterator = odf_file_iter(bz2dir.path, recursive=bz2dir.recursive)

            if bz2dir.kind == KIND_PAK:
                odf_iterator = pak_archive_iter(bz2dir)

            elif bz2dir.kind == KIND_ROOT and CACHE_ROOT_DIRECTORIES:
                can_cache = True
                if self.last_game_update != None and os.path.exists(bz2dir.cache):
                    cache_file_time = os.path.getmtime(bz2dir.cache)
                    if self.last_game_update > cache_file_time:
                        game_date = datetime.fromtimestamp(self.last_game_update).strftime(TIME_FORMAT)
                        cache_date = datetime.fromtimestamp(cache_file_time).strftime(TIME_FORMAT)
                        print("Game was patched on %s, but cache last updated %s." % (game_date, cache_date))
                        generate_cache = True

            elif bz2dir.kind == KIND_MYDOCS and CACHE_MYDOCS_DIRECTORIES:
                can_cache = True

            elif bz2dir.workshop_id and CACHE_WORKSHOP_DIRECTORIES:
                can_cache = True
                if self.last_workshop_update != None and os.path.exists(bz2dir.cache):
                    if bz2dir.workshop_id in self.last_workshop_update:
                        cache_file_time = os.path.getmtime(bz2dir.cache)
                        if self.last_workshop_update[bz2dir.workshop_id] > cache_file_time:
                            game_date = datetime.fromtimestamp(self.last_workshop_update[bz2dir.workshop_id]).strftime(TIME_FORMAT)
                            cache_date = datetime.fromtimestamp(cache_file_time).strftime(TIME_FORMAT)
                            print("Workshop item %d was updated %s, but cache last updated %s." % (bz2dir.workshop_id, game_date, cache_date))
                            generate_cache = True

            if can_cache and not generate_cache:
                if os.path.exists(bz2dir.cache) and not FORCE_GENERATE_CACHE:
                    if not bz2dir.cache in self.cache:
                        with open(bz2dir.cache, "rb") as f:
                            # Warning: The pickle module is not secure. Only unpickle data you trust!
                            # cache[bz2dir.cache] = pickle.load(f)
                            self.cache[bz2dir.cache] = pickle.loads(zlib.decompress(f.read()))
                            use_cache = True
                else:
                    generate_cache = True

            if use_cache:
                for query in tuple(queries):
                    if query in self.cache[bz2dir.cache]:
                        odf_file = self.cache[bz2dir.cache][query]
                        if not os.path.exists(odf_file):
                            print("Error - Cache for query %r points to non-existent file: %r" % (query, odf_file))
                            generate_cache = True # Corrupt, file got moved or renamed, etc...
                        else:
                            if not query in results:
                                results[query] = odf_file

                            queries.remove(query)

                    if not queries and not regex_queries and not generate_cache:
                        return results

                if not suggestions and not regex_queries:
                    continue # Next bz2dir, not found in this one, and not checking for suggestions or regex matches.

                # Iterate over cache values instead of traversing directory.
                odf_iterator = iter(self.cache[bz2dir.cache].items())

            if generate_cache:
                print("Generating cache for %r..." % bz2dir.path)
                self.cache[bz2dir.cache] = dict()

            for odf_name, odf_file in odf_iterator:
                if generate_cache:
                    # If multiple files with the same name exist, only 1 will regin supreme
                    self.cache[bz2dir.cache][odf_name] = odf_file

                if not use_cache and odf_name in tuple(queries):
                    if not odf_name in results:
                        results[odf_name] = odf_file
                        queries.remove(odf_name)

                    # All queries matched, and a cache is not being generated.
                    if not queries and not regex_queries and not generate_cache:
                        return results

                    # Do not check regex_queries by skipping the rest of the
                    # loop body for this iteration because we already matched this one.
                    continue

                # Check for partial matches
                elif suggestions:
                    for query in queries:
                        if query in odf_name:
                            suggestions[query] += [odf_name]

                # Regex (wildcard) matches
                for re_query in tuple(regex_queries):
                    # if re_query.search(odf_name): # Match anywhere in name
                    if re_query.match(odf_name): # Match beginning of name
                        results[odf_name] = odf_file

            if generate_cache:
                with open(bz2dir.cache, "wb") as f:
                    # pickle.dump(cache[bz2dir.cache], f)
                    f.write(zlib.compress(pickle.dumps(self.cache[bz2dir.cache]), CACHE_COMPRESSION_LEVEL))

        if queries:
            if suggestions:
                # Any matched query with suggestions for it may not have all possible suggestions in its list.
                # Only trust suggestions for unmatched queries.
                for query in queries:
                    if suggestions[query]:
                        print("Suggestions for %r:" % query,  ", ".join(suggestions[query]))
                    else:
                        print("Query %r not found in any ODF names." % query)
            else:
                print("Query %r not found." % query)

        elif regex_queries and len(results) == 0:
            print("No matches for your query.")

        return results

if __name__ == "__main__":
    if AUTO_CLEAN_PAK:
        for root, folders, files in os.walk(CACHE_DIRECTORY):
            for file in files:
                name, ext = os.path.splitext(file)
                if ext.casefold() == ".odf":
                    print("Deleting temp file %r..." % file)
                    os.unlink(os.path.join(root, file))
            break
            print("")

    global_info = read_launch_ini(BZ2R_LAUNCHINI_FILE)
    mod_info = None
    bzone_cfg = BZ2R_BZONECFG_FILE

    # In BZCC 'AddLocal' directives assume selected mod as the global mod, but you can override this by changing the variable below.
    if USE_ACTIVE_MOD_INSTEAD_OF_SELECTED_MOD:
        global_info.selected_workshop_id = global_info._replace(selected_workshop_id=global_info.active_workshop_id)

    # Command line argument '/config "path/to/bzone.cfg"' will override the mod and stock cfg.
    # This will cause the mod set by launch.ini to be ignored, which seems to be the case in BZCC.
    if len(sys.argv) > 2:
        re_config = re.compile("(?i)^\s*[+-/]config\s*$")
        re_mod = re.compile("(?i)^\s*[+-/]workshopid\s*$")

        is_config = re_config.match(sys.argv[1])
        is_mod = re_mod.match(sys.argv[1]) if not is_config else None

        if len(sys.argv) > 3 and not is_config and not is_mod:
            raise Exception("only /config 'path\\to\\bzone.cfg' or '/workshopid 1234567890' accepted as command line arguments")

        if is_config:
            # Using no mod results in using either the stock bzone.cfg or the "/config" bzone cfg
            global_info = global_info._replace(active_workshop_id=0, selected_workshop_id=0)
            bzone_cfg = sys.argv[2]

            if not os.path.isabs(bzone_cfg):
                bzone_cfg = os.path.join(BZ2R_ROOT_DIRECTORY, bzone_cfg)

        elif is_mod:
            mod_id = int(sys.argv[2])
            global_info = global_info._replace(active_workshop_id=mod_id, selected_workshop_id=mod_id)

    SearchTool(global_info, bzone_cfg)
    # SearchTool(global_info, bzone_cfg, force_input="ivtank")
    # SearchTool(GlobalInfo(active_workshop_id=0, selected_workshop_id=0, active_addons=[], language_id=0)) # Force stock with no addons