Distok CutTheCord: Modular Discord Android client mod
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 

262 lines
10 KiB

#!/bin/env python3
import re
import sys
import os
import json
import subprocess
import datetime
import shutil
# Example invocation:
# python3 patchport.py /home/ave/apks/com.discord-900/
with open("patchport-state.json", "r") as f:
jin = json.load(f)
from_versioncode = jin["versioncode"]
from_versionname = jin["versionname"]
apk_folder = sys.argv[1]
cutthecord_folder = os.path.dirname(os.path.realpath(__file__))
debug = False
tmp_folder = "/tmp/patchport"
if debug:
print(f"ctc folder: {cutthecord_folder}")
def modify_patch(patch_name, patch_path):
with open(patch_path) as f:
patch_content = f.read()
if patch_name in ["branding", "customversion"]:
patch_content = patch_content.replace(from_versioncode, to_versioncode)
patch_content = patch_content.replace(from_versionname, to_versionname)
if patch_name == "notrack":
# TODO: There's a risk here that we'll replace the nulled value
from_crashlytics_id = re_crashlytics.findall(patch_content)[0]
patch_content = patch_content.replace(from_crashlytics_id,
to_crashlytics_id)
return patch_content
def apply_patch(patch_contents):
subprocess.run("patch -p1 --no-backup-if-mismatch --force",
shell=True, input=patch_contents, text=True,
cwd=apk_folder, capture_output=True)
def fix_offset(patch_contents):
# OH GOD OH FUCK
shutil.rmtree(tmp_folder, ignore_errors=True)
os.makedirs(tmp_folder)
patch_lines = patch_contents.splitlines()
for line in patch_lines:
if "diff -crB" in line:
patch_target = line.split(" ")[2].replace("from/", "")
if not os.path.exists(os.path.join(apk_folder, patch_target)):
return False
os.makedirs(os.path.dirname(os.path.join(tmp_folder, patch_target)), exist_ok=True)
shutil.copy(os.path.join(apk_folder, patch_target), os.path.join(tmp_folder, patch_target))
# shutil.copytree(apk_folder, tmp_folder)
subprocess.run("patch -p1 --no-backup-if-mismatch --force",
shell=True, input=patch_contents, text=True,
cwd=tmp_folder, capture_output=True)
out = subprocess.run(f"diff -crB {apk_folder} {tmp_folder}",
shell=True, input=patch_contents, text=True,
cwd=tmp_folder, capture_output=True)
shutil.rmtree(tmp_folder, ignore_errors=True)
actual_difflines = []
for line in out.stdout.splitlines():
if line[0:4] != "Only":
actual_difflines.append(line)
patch_out = ("\n".join(actual_difflines)+"\n").replace(apk_folder, "from").replace(tmp_folder, "to")
return patch_out
def make_necessary(version_name, version_code):
# OH GOD OH FUCK
shutil.rmtree(tmp_folder, ignore_errors=True)
os.makedirs(tmp_folder)
shutil.copy(os.path.join(apk_folder, "AndroidManifest.xml"), os.path.join(tmp_folder, "AndroidManifest.xml"))
# Set version code and name
# Due to https://github.com/iBotPeaches/Apktool/issues/2046
# Code based on https://stackoverflow.com/a/4128192/3286892
with open(os.path.join(tmp_folder, "AndroidManifest.xml")) as fin:
filec = fin.read()
incorrect_versioncode = re_versioncode_xml.findall(filec)[0]
filec = filec.replace(incorrect_versioncode,
f'platformBuildVersionCode="{to_versioncode}"')
incorrect_versionname = re_versionname_xml.findall(filec)[0]
filec = filec.replace(incorrect_versionname,
f'platformBuildVersionName="{to_versionname}"')
with open(os.path.join(tmp_folder, "AndroidManifest.xml"), "w") as fout:
fout.write(filec)
out = subprocess.run(f"diff -crB {apk_folder} {tmp_folder}",
shell=True, text=True,
cwd=tmp_folder, capture_output=True)
shutil.rmtree(tmp_folder, ignore_errors=True)
actual_difflines = []
for line in out.stdout.splitlines():
if line[0:4] != "Only":
actual_difflines.append(line)
patch_out = ("\n".join(actual_difflines)+"\n").replace(apk_folder, "from").replace(tmp_folder, "to")
return patch_out
re_versioncode_xml = re.compile(r'(platformBuildVersionCode="[0-9]+")')
re_versionname_xml = re.compile(r'(platformBuildVersionName="[0-9a-z.]+")')
re_versioncode_yml = re.compile(r'versionCode: \'([0-9]+)\'')
re_versionname_yml = re.compile(r'versionName: \'?(.+?)\'?$')
re_releasedate = re.compile(r'released on ([0-9]{4}-[0-9]{2}-[0-9]{2})')
re_crashlytics = re.compile(r'com\.crashlytics\.android\.build_id">([a-z0-9]'
r'{8}-?[a-z0-9]{4}-?[a-z0-9]{4}-?[a-z0-9]{4}-?'
r'[a-z0-9]{12})</string>')
# Get version code and name
with open(os.path.join(apk_folder, "apktool.yml")) as f:
file_contents = f.read()
to_versioncode = re_versioncode_yml.findall(file_contents)[0]
to_versionname = re_versionname_yml.findall(file_contents)[0]
# Get crashlytics build ID
with open(os.path.join(apk_folder, "res", "values", "strings.xml")) as f:
file_contents = f.read()
to_crashlytics_id = re_crashlytics.findall(file_contents)[0]
failures = []
for patch in os.listdir(os.path.join(cutthecord_folder, "patches")):
if debug:
print(f"going over patch: {patch}")
# Ignore non-dirs
if not os.path.isdir(os.path.join(cutthecord_folder, "patches", patch)):
if debug:
print(f"patch is not a folder, skipping: {patch}")
continue
pre_in_path = os.path.join(cutthecord_folder, "patches", patch,
f"{from_versioncode}-pre.sh")
post_in_path = os.path.join(cutthecord_folder, "patches", patch,
f"{from_versioncode}-post.sh")
pre_out_path = os.path.join(cutthecord_folder, "patches", patch,
f"{to_versioncode}-pre.sh")
post_out_path = os.path.join(cutthecord_folder, "patches", patch,
f"{to_versioncode}-post.sh")
patch_path = os.path.join(cutthecord_folder, "patches", patch,
f"{from_versioncode}.patch")
out_path = os.path.join(cutthecord_folder, "patches", patch,
f"{to_versioncode}.patch")
readme_path = os.path.join(cutthecord_folder, "patches", patch, "README.md")
# Handle copying of versioned scripts, untested and dirty!
script_path = os.path.join(cutthecord_folder, "patches", patch,
f"{from_versioncode}.sh")
if os.path.exists(script_path):
script_out_path = os.path.join(cutthecord_folder, "patches", patch,
f"{to_versioncode}.sh")
with open(script_path) as f:
with open(script_out_path, "w") as f2:
f2.write(f.read())
# Check if patch exists for from_version, if it doesn't, warn user
if not os.path.isfile(patch_path) and patch not in ["necessary"]:
# Don't warn on instructional patches
if patch not in ["customfont", "customring",
"bettertm", "bettertmlight",
"blobs"]:
print(f"SKIPPED: No {from_versionname} version found for {patch}.")
continue
# Check if pre-script exists, if it does copy it
if os.path.isfile(pre_in_path):
shutil.copyfile(pre_in_path, pre_out_path)
print(f"PRE COPIED: {patch}'s pre script was copied.")
# Check if post-script exists, if it does copy it
if os.path.isfile(post_in_path):
shutil.copyfile(post_in_path, post_out_path)
print(f"POST COPIED: {patch}'s post script was copied.")
# Create necessary instead of porting it.
if patch == "necessary":
patch_contents = make_necessary(to_versioncode, to_versionname)
else:
# Get a modified version of the patch
patch_contents = modify_patch(patch, patch_path)
# Pass the new patch to patch command and get it to attempt to patch
out = subprocess.run("patch -p1 --dry-run --force", shell=True,
cwd=apk_folder, input=patch_contents, text=True,
capture_output=True)
# Check for issues
if "FAILED" in out.stdout or "can't find file to patch" in out.stdout:
print(f"FAILED: {patch} failed, please fix by hand.")
failures.append(patch)
out_path += "-failed"
elif "offset" in out.stdout:
temp_patch_contents = fix_offset(patch_contents)
if temp_patch_contents:
patch_contents = temp_patch_contents
print(f"WARNING: {patch} has offsets which were auto corrected.")
else:
print(f"FAILED: {patch} is missing files, please fix by hand.")
failures.append(patch)
out_path += "-failed"
if debug:
print(out.stdout)
# Apply patch to main APK folder too
if patch in ["necessary"]:
apply_patch(patch_contents)
if from_versionname != to_versionname:
# Add supported version to readme of that patch, hacky
# https://stackoverflow.com/a/35130508/3286892
with open(readme_path, 'r') as f:
readme_text = f.read().replace(f'- {from_versionname}\n',
f'- {from_versionname}\n'
f'- {to_versionname}\n')
with open(readme_path, "w") as f:
f.write(readme_text)
# Save ported patch
with open(out_path, "w") as f:
f.write(patch_contents)
if not out_path.endswith("-failed"):
print(f"PORTED: {patch} was successfully ported.")
ctcreadme_path = os.path.join(cutthecord_folder, "README.md")
# TODO: can we pull the correct date from distok?
out_datestamp = datetime.datetime.utcnow().strftime("%Y-%m-%d")
# Update readme with latest version, hacky
# https://stackoverflow.com/a/35130508/3286892
with open(ctcreadme_path, 'r') as f:
ctcr_text = f.read().replace(f'{from_versionname} ({from_versioncode})',
f'{to_versionname} ({to_versioncode})')
in_datestamp = re_releasedate.findall(ctcr_text)[0]
ctcr_text = ctcr_text.replace(in_datestamp, out_datestamp)
with open(ctcreadme_path, "w") as f:
f.write(ctcr_text)
with open("patchport-state.json", "w") as f:
jout = {"versionname": to_versionname, "versioncode": to_versioncode}
json.dump(jout, f)
if failures:
print(f"Port complete. Following patches failed: {', '.join(failures)}")
else:
print("Port complete. All patches completed successfully.")