Script to parse a [flare](http://www.nowrap.de/flare.html) decompiled swf into a json file.

flr_to_json.py

#!/usr/bin/python3

import json
import os
import sys
import codecs
import io

class ShowPercent:
    def __init__(self, full_size, step=5.0):
        self.full_size = full_size
        self.next_percent = step
        self.step = step

    def show(self, size_counter):
        new_percent = 100.0 * size_counter / self.full_size
        if new_percent >= self.next_percent:
            print(str(round(new_percent, 2)) + "%")
            self.next_percent += self.step

def flr_to_json(in_file, out_file, indent=2):
    flr_file = codecs.open(in_file, encoding="utf-8")
    dic = dict()

    sp = ShowPercent(os.path.getsize(in_file))
    size_counter = 0.0

    TOKEN = " = new "

    # needed for eval
    true = True
    null = None
    false = False

    for line in flr_file:
        if TOKEN in line:
            key = line.strip().split(TOKEN)[0]
            dic[key] = dict()
        else:
            if " = " in line.strip():
                key, value = line.strip().split(" = ")
                if "[" not in key:
                    print("ERROR:", line)
                    print("\t skiping")
                    continue
                var, i = key.split("[")
                i = i.split("]")[0]
                if "'" not in i and '"' not in i:
                    i = int(i)
                if var in dic:
                    dic[var][i] = eval(value[:-1]) # [:-1] removes semicolon
                else:
                    print("ERROR:", line)
                    print("\t skiping")
                    continue
        size_counter += len(line)
        sp.show(size_counter)
    flr_file.close()

    with io.open(out_file, "w", encoding="utf8") as json_file:
        json.dumps(dic, json_file, ensure_ascii=False, indent=indent)
    return dic

def main(argv):
    if len(argv) < 3:
        print("Usage:", argv[0], "input_file output_file <indent=2>")
        exit(-1)

    in_file = argv[1]
    out_file = argv[2]
    if len(argv) > 3:
        indent = int(argv[3])
        flr_to_json(in_file, out_file, indent)
    else:
        flr_to_json(in_file, out_file)

if __name__ == "__main__":
    main(sys.argv)