#!/usr/bin/env python3
import base64, re, sys, html

def rpp_params(path):
    txt = open(path, encoding='utf8', errors='ignore').read()
    lines = txt.split('\n')
    for i, l in enumerate(lines):
        if 'soothe2_x64.vst3' in l:
            break
    b = []
    for l in lines[i + 1:]:
        if l.strip() == '}':
            break
        b.append(l.strip())
    raw = re.sub(r'[^A-Za-z0-9+/=]', '', ''.join(b))
    raw = raw.rstrip('=')
    # drop chars until b64 len divisible by 4 (the leading binary header causes odd)
    while (len(raw) % 4) != 0:
        raw = raw[:-1]
    padded = raw + '=' * ((-len(raw)) % 4)
    dec = base64.b64decode(padded, validate=False)
    p = dec.find(b'<?xml')
    xml = dec[p:].decode('utf8', 'ignore')
    xml = html.unescape(xml)
    params = dict(re.findall(r'<PARAM id="([^"]+)" value="([^"]+)"', xml))
    # also decode processorStateData inner
    proc = re.search(r'processorStateData="([^"]+)"', xml)
    if proc:
        inner = proc.group(1)
        try:
            inner_dec = base64.b64decode(re.sub(r'\s', '', inner))
            print('  [processorStateData inner]', inner_dec.decode('utf8', 'ignore')[:400])
        except Exception as e:
            print('  proc inner err', e)
    return params

for f in sys.argv[1:]:
    p = rpp_params(f)
    print('===', f.split('/')[-1])
    for k in sorted(p):
        print(f'  {k:24s} = {p[k]}')