forked from distok/cutthecord
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3921 changed files with 178 additions and 111 deletions
262
resources/scripts/patchport.py
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262
resources/scripts/patchport.py
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#!/bin/env python3
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import re
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import sys
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import os
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import json
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import subprocess
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import datetime
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import shutil
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# Example invocation:
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# python3 patchport.py /home/ave/apks/com.discord-900/
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with open("/opt/ctc/gitrepo/resources/patchport-state.json", "r") as f:
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jin = json.load(f)
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from_versioncode = jin["versioncode"]
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from_versionname = jin["versionname"]
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apk_folder = sys.argv[1]
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cutthecord_folder = os.path.dirname(os.path.realpath(__file__))
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debug = False
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tmp_folder = "/tmp/patchport"
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if debug:
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print(f"ctc folder: {cutthecord_folder}")
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def modify_patch(patch_name, patch_path):
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with open(patch_path) as f:
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patch_content = f.read()
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if patch_name in ["branding", "customversion"]:
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patch_content = patch_content.replace(from_versioncode, to_versioncode)
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patch_content = patch_content.replace(from_versionname, to_versionname)
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if patch_name == "notrack":
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# TODO: There's a risk here that we'll replace the nulled value
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from_crashlytics_id = re_crashlytics.findall(patch_content)[0]
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patch_content = patch_content.replace(from_crashlytics_id,
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to_crashlytics_id)
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return patch_content
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def apply_patch(patch_contents):
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subprocess.run("patch -p1 --no-backup-if-mismatch --force",
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shell=True, input=patch_contents, text=True,
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cwd=apk_folder, capture_output=True)
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def fix_offset(patch_contents):
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# OH GOD OH FUCK
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shutil.rmtree(tmp_folder, ignore_errors=True)
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os.makedirs(tmp_folder)
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patch_lines = patch_contents.splitlines()
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for line in patch_lines:
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if "diff -crB" in line:
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patch_target = line.split(" ")[2].replace("from/", "")
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if not os.path.exists(os.path.join(apk_folder, patch_target)):
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return False
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os.makedirs(os.path.dirname(os.path.join(tmp_folder, patch_target)), exist_ok=True)
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shutil.copy(os.path.join(apk_folder, patch_target), os.path.join(tmp_folder, patch_target))
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# shutil.copytree(apk_folder, tmp_folder)
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subprocess.run("patch -p1 --no-backup-if-mismatch --force",
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shell=True, input=patch_contents, text=True,
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cwd=tmp_folder, capture_output=True)
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out = subprocess.run(f"diff -crB {apk_folder} {tmp_folder}",
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shell=True, input=patch_contents, text=True,
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cwd=tmp_folder, capture_output=True)
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shutil.rmtree(tmp_folder, ignore_errors=True)
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actual_difflines = []
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for line in out.stdout.splitlines():
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if line[0:4] != "Only":
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actual_difflines.append(line)
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patch_out = ("\n".join(actual_difflines)+"\n").replace(apk_folder, "from").replace(tmp_folder, "to")
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return patch_out
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def make_necessary(version_name, version_code):
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# OH GOD OH FUCK
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shutil.rmtree(tmp_folder, ignore_errors=True)
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os.makedirs(tmp_folder)
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shutil.copy(os.path.join(apk_folder, "AndroidManifest.xml"), os.path.join(tmp_folder, "AndroidManifest.xml"))
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# Set version code and name
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# Due to https://github.com/iBotPeaches/Apktool/issues/2046
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# Code based on https://stackoverflow.com/a/4128192/3286892
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with open(os.path.join(tmp_folder, "AndroidManifest.xml")) as fin:
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filec = fin.read()
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incorrect_versioncode = re_versioncode_xml.findall(filec)[0]
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filec = filec.replace(incorrect_versioncode,
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f'platformBuildVersionCode="{to_versioncode}"')
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incorrect_versionname = re_versionname_xml.findall(filec)[0]
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filec = filec.replace(incorrect_versionname,
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f'platformBuildVersionName="{to_versionname}"')
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with open(os.path.join(tmp_folder, "AndroidManifest.xml"), "w") as fout:
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fout.write(filec)
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out = subprocess.run(f"diff -crB {apk_folder} {tmp_folder}",
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shell=True, text=True,
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cwd=tmp_folder, capture_output=True)
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shutil.rmtree(tmp_folder, ignore_errors=True)
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actual_difflines = []
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for line in out.stdout.splitlines():
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if line[0:4] != "Only":
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actual_difflines.append(line)
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patch_out = ("\n".join(actual_difflines)+"\n").replace(apk_folder, "from").replace(tmp_folder, "to")
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return patch_out
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re_versioncode_xml = re.compile(r'(platformBuildVersionCode="[0-9]+")')
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re_versionname_xml = re.compile(r'(platformBuildVersionName="[0-9a-z.]+")')
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re_versioncode_yml = re.compile(r'versionCode: \'([0-9]+)\'')
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re_versionname_yml = re.compile(r'versionName: \'?(.+?)\'?$')
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re_releasedate = re.compile(r'released on ([0-9]{4}-[0-9]{2}-[0-9]{2})')
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re_crashlytics = re.compile(r'com\.crashlytics\.android\.build_id">([a-z0-9]'
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r'{8}-?[a-z0-9]{4}-?[a-z0-9]{4}-?[a-z0-9]{4}-?'
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r'[a-z0-9]{12})</string>')
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# Get version code and name
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with open(os.path.join(apk_folder, "apktool.yml")) as f:
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file_contents = f.read()
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to_versioncode = re_versioncode_yml.findall(file_contents)[0]
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to_versionname = re_versionname_yml.findall(file_contents)[0]
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# Get crashlytics build ID
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with open(os.path.join(apk_folder, "res", "values", "strings.xml")) as f:
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file_contents = f.read()
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to_crashlytics_id = re_crashlytics.findall(file_contents)[0]
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failures = []
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for patch in os.listdir(os.path.join(cutthecord_folder, "resources/patches")):
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if debug:
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print(f"going over patch: {patch}")
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# Ignore non-dirs
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if not os.path.isdir(os.path.join(cutthecord_folder, "resources/patches", patch)):
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if debug:
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print(f"patch is not a folder, skipping: {patch}")
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continue
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pre_in_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{from_versioncode}-pre.sh")
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post_in_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{from_versioncode}-post.sh")
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pre_out_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{to_versioncode}-pre.sh")
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post_out_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{to_versioncode}-post.sh")
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patch_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{from_versioncode}.patch")
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out_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{to_versioncode}.patch")
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readme_path = os.path.join(cutthecord_folder, "resources/patches", patch, "README.md")
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# Handle copying of versioned scripts, untested and dirty!
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script_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{from_versioncode}.sh")
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if os.path.exists(script_path):
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script_out_path = os.path.join(cutthecord_folder, "resources/patches", patch,
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f"{to_versioncode}.sh")
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with open(script_path) as f:
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with open(script_out_path, "w") as f2:
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f2.write(f.read())
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# Check if patch exists for from_version, if it doesn't, warn user
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if not os.path.isfile(patch_path) and patch not in ["necessary"]:
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# Don't warn on instructional patches
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if patch not in ["customfont", "customring",
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"bettertm", "bettertmlight",
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"blobs"]:
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print(f"SKIPPED: No {from_versionname} version found for {patch}.")
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continue
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# Check if pre-script exists, if it does copy it
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if os.path.isfile(pre_in_path):
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shutil.copyfile(pre_in_path, pre_out_path)
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print(f"PRE COPIED: {patch}'s pre script was copied.")
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# Check if post-script exists, if it does copy it
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if os.path.isfile(post_in_path):
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shutil.copyfile(post_in_path, post_out_path)
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print(f"POST COPIED: {patch}'s post script was copied.")
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# Create necessary instead of porting it.
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if patch == "necessary":
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patch_contents = make_necessary(to_versioncode, to_versionname)
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else:
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# Get a modified version of the patch
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patch_contents = modify_patch(patch, patch_path)
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# Pass the new patch to patch command and get it to attempt to patch
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out = subprocess.run("patch -p1 --dry-run --force", shell=True,
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cwd=apk_folder, input=patch_contents, text=True,
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capture_output=True)
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# Check for issues
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if "FAILED" in out.stdout or "can't find file to patch" in out.stdout:
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print(f"FAILED: {patch} failed, please fix by hand.")
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failures.append(patch)
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out_path += "-failed"
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elif "offset" in out.stdout:
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temp_patch_contents = fix_offset(patch_contents)
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if temp_patch_contents:
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patch_contents = temp_patch_contents
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print(f"WARNING: {patch} has offsets which were auto corrected.")
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else:
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print(f"FAILED: {patch} is missing files, please fix by hand.")
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failures.append(patch)
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out_path += "-failed"
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if debug:
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print(out.stdout)
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# Apply patch to main APK folder too
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if patch in ["necessary"]:
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apply_patch(patch_contents)
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if from_versionname != to_versionname:
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# Add supported version to readme of that patch, hacky
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# https://stackoverflow.com/a/35130508/3286892
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with open(readme_path, 'r') as f:
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readme_text = f.read().replace(f'- {from_versionname}\n',
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f'- {from_versionname}\n'
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f'- {to_versionname}\n')
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with open(readme_path, "w") as f:
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f.write(readme_text)
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# Save ported patch
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with open(out_path, "w") as f:
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f.write(patch_contents)
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if not out_path.endswith("-failed"):
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print(f"PORTED: {patch} was successfully ported.")
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ctcreadme_path = os.path.join(cutthecord_folder, "README.md")
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# TODO: can we pull the correct date from distok?
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out_datestamp = datetime.datetime.utcnow().strftime("%Y-%m-%d")
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# Update readme with latest version, hacky
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# https://stackoverflow.com/a/35130508/3286892
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with open(ctcreadme_path, 'r') as f:
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ctcr_text = f.read().replace(f'{from_versionname} ({from_versioncode})',
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f'{to_versionname} ({to_versioncode})')
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in_datestamp = re_releasedate.findall(ctcr_text)[0]
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ctcr_text = ctcr_text.replace(in_datestamp, out_datestamp)
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with open(ctcreadme_path, "w") as f:
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f.write(ctcr_text)
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with open("patchport-state.json", "w") as f:
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jout = {"versionname": to_versionname, "versioncode": to_versioncode}
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json.dump(jout, f)
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if failures:
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print(f"Port complete. Following patches failed: {', '.join(failures)}")
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else:
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print("Port complete. All patches completed successfully.")
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