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tasks.py
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tasks.py
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# coding: utf-8
"""
This file contains Bookworm's build system.
It uses the `invoke` command runner to define and run commands.
"""
import itertools
import json
import os
import platform
import shutil
import subprocess
import sys
from contextlib import redirect_stdout
from datetime import datetime
from functools import wraps
from glob import glob
from io import BytesIO, StringIO
from pathlib import Path
from tempfile import TemporaryDirectory
from zipfile import ZIP_LZMA, ZipFile
from invoke import call, task
from invoke.exceptions import UnexpectedExit
PROJECT_ROOT = Path.cwd()
PACKAGE_FOLDER = PROJECT_ROOT / "bookworm"
RESOURCES_FOLDER = PACKAGE_FOLDER / "resources"
ICON_SIZE = (256, 256)
GUIDE_HTML_TEMPLATE = """
<!doctype html>
<html lang="{lang}">
<head>
<title>{title}</title>
</head>
<body>
{content}
</body>
</html>
""".strip()
def invert_image(image_path):
from fitz import Pixmap
from PIL import Image
pix = Pixmap(image_path)
pix.invert_irect(pix.irect)
buffer = BytesIO(pix.tobytes())
del pix
return Image.open(buffer)
def make_installer_image(logo_file):
from PIL import Image
from PIL.ImageColor import getrgb
color = getrgb("#77216F")
logo = Image.open(logo_file).convert("RGB").resize((164, 164))
newdata = []
for item in logo.getdata():
if item == (0, 0, 0):
newdata.append(color)
else:
newdata.append(item)
logo.putdata(newdata)
region = logo.crop((0, 0, 164, 164))
img = Image.new("RGB", (164, 314), color)
img.paste(region, (0, 75))
return img
def _add_envars(context):
sys.path.insert(0, str(PACKAGE_FOLDER))
import app
del sys.path[0]
arch = app.arch
build_folder = PROJECT_ROOT / "scripts" / "builder" / "dist" / arch / "Bookworm"
context["offline_run"] = os.environ.get("BOOKWORM_BUILD_OFFLINE", "")
context["build_folder"] = build_folder
context["pip_timeout"], context["pip_retries"] = (
(1, 1) if context["offline_run"] else (15, 5)
)
os.environ.update(
{
"IAPP_ARCH": arch,
"IAPP_NAME": app.name,
"IAPP_DISPLAY_NAME": app.display_name,
"IAPP_DESCRIPTION": app.description,
"IAPP_VERSION": app.version,
"IAPP_VERSION_EX": app.version_ex,
"IAPP_AUTHOR": app.author,
"IAPP_WEBSITE": app.website,
"IAPP_COPYRIGHT": app.copyright,
"IAPP_FROZEN_DIRECTORY": str(build_folder),
}
)
context["_envars_added"] = True
def make_env(func):
"""Set the necessary environment variables."""
@wraps(func)
def wrapper(c, *args, **kwargs):
if not c.get("_envars_added"):
print("Adding environment variables...")
_add_envars(c)
return func(c, *args, **kwargs)
return wrapper
@task(name="icons")
def make_icons(c):
"""Rescale images and embed them in a python module."""
from PIL import Image, ImageOps
from wx.tools.img2py import img2py
TARGET_SIZE = (24, 24)
IMAGE_SOURCE_FOLDER = PROJECT_ROOT / "fullsize_images"
APP_ICONS_FOLDER = IMAGE_SOURCE_FOLDER / "app_icons"
PY_MODULE = PACKAGE_FOLDER / "resources" / "app_icons_data.py"
print(f"Rescaling images and embedding them in {PY_MODULE}")
if PY_MODULE.exists():
PY_MODULE.unlink()
with TemporaryDirectory() as temp:
for index, imgfile in enumerate(Path(APP_ICONS_FOLDER).iterdir()):
filename, ext = os.path.splitext(imgfile.name)
if imgfile.is_dir() or ext != ".png":
continue
save_target = Path(temp) / imgfile.name
save_target_hc = Path(temp) / f"{filename}.hg{ext}"
Image.open(imgfile).resize(TARGET_SIZE).save(save_target)
# Create an inverted version for high contrast
invert_image(str(imgfile)).resize(TARGET_SIZE).save(save_target_hc)
append = bool(index)
with redirect_stdout(StringIO()):
img2py(
python_file=str(PY_MODULE),
image_file=str(save_target),
imgName=f"_{filename}",
append=append,
compressed=True,
)
img2py(
python_file=str(PY_MODULE),
image_file=str(save_target_hc),
imgName=f"_{filename}_hc",
append=True,
compressed=True,
)
# Fix for some import issues with Img2Py
imgdata_py = PY_MODULE.read_text()
imp_statement = "from wx.lib.embeddedimage import PyEmbeddedImage"
if imp_statement not in imgdata_py:
PY_MODULE.write_text(f"{imp_statement}\n{imgdata_py}")
print("*" * 10 + " Done Embedding Images" + "*" * 10)
print("Creating installer images...")
inst_dst = PROJECT_ROOT / "scripts" / "builder" / "assets"
inst_imgs = {
"bookworm.ico": ICON_SIZE,
"bookworm.bmp": (48, 48),
}
if not inst_dst.exists():
inst_dst.mkdir(parents=True, exist_ok=True)
make_installer_image(IMAGE_SOURCE_FOLDER / "bookworm.png").save(
inst_dst / "bookworm-logo.bmp"
)
for fname, imgsize in inst_imgs.items():
imgfile = inst_dst.joinpath(fname)
if not imgfile.exists():
print(f"Creating image {fname}.")
Image.open(IMAGE_SOURCE_FOLDER / "bookworm.png").resize(imgsize).save(
imgfile
)
print(f"Copied image {fname} to the assets folder.")
@task
def format_code(c):
print("Formatting code to conform to our coding guidelines")
c.run("black .")
@task(name="guide")
@make_env
def build_user_guide(c):
"""Build the user guide."""
from mistune import markdown
print("Building the user guide...")
guide_src = RESOURCES_FOLDER / "userguide"
for folder in [fd for fd in guide_src.iterdir() if fd.is_dir()]:
lang = folder.name
md = folder / "bookworm.md"
html = RESOURCES_FOLDER / "userguide" / lang / "bookworm.html"
html.parent.mkdir(parents=True, exist_ok=True)
content_md = md.read_text(encoding="utf8")
content = markdown(content_md, escape=False)
page_title = content_md.splitlines()[0].lstrip("#")
html.write_text(
GUIDE_HTML_TEMPLATE.format(
lang=lang, title=page_title.strip(), content=content
),
encoding="utf8",
)
print(f"Built the user guide for language '{lang}'")
print("Done building the user guide.")
@task
@make_env
def copy_assets(c):
"""Copy some static assets to the new build folder."""
from PIL import Image
print("Copying files...")
files_to_copy = {
PROJECT_ROOT / "LICENSE": RESOURCES_FOLDER / "license.txt",
PROJECT_ROOT / "contributors.txt": RESOURCES_FOLDER / "contributors.txt",
PROJECT_ROOT
/ "scripts"
/ "builder"
/ "assets"
/ "bookworm.ico": PACKAGE_FOLDER,
}
for src, dst in files_to_copy.items():
shutil.copy(src, dst)
ficos_src = PROJECT_ROOT / "fullsize_images" / "file_icons"
ficos_dst = RESOURCES_FOLDER / "icons"
ficos_dst.mkdir(parents=True, exist_ok=True)
for img in [i for i in ficos_src.iterdir() if i.suffix == ".png"]:
Image.open(img).resize(ICON_SIZE).save(
ficos_dst.joinpath(img.name.split(".")[0] + ".ico")
)
bookshelf_ico_src = PROJECT_ROOT / "fullsize_images" / "bookshelf.png"
bookshelf_ico_dst = PACKAGE_FOLDER / "bookshelf.ico"
Image.open(bookshelf_ico_src).save(bookshelf_ico_dst)
print("Done copying files.")
@task
def copy_wx_catalogs(c):
import wx
src = Path(wx.__path__[0]) / "locale"
dst = PACKAGE_FOLDER / "resources" / "locale"
wx_langs = {fldr.name for fldr in src.iterdir() if fldr.is_dir()}
app_langs = {fldr.name for fldr in dst.iterdir() if fldr.is_dir()}
to_copy = wx_langs.intersection(app_langs)
for lang in to_copy:
shutil.copy(f"{src}/{lang}/LC_MESSAGES/wxstd.mo", f"{dst}/{lang}/LC_MESSAGES")
def get_pot_filename():
name, version = [os.environ[k] for k in ["IAPP_NAME", "IAPP_VERSION"]]
return PROJECT_ROOT / "scripts" / f"{name}-{version}.pot"
@task(name="gen-pot")
@make_env
def generate_pot(c):
print("Generating translation catalog template..")
name = os.environ["IAPP_NAME"]
display_name = os.environ["IAPP_DISPLAY_NAME"]
author = os.environ["IAPP_AUTHOR"]
version = os.environ["IAPP_VERSION"]
output_filename = get_pot_filename()
args = " ".join(
(
f'-o "{output_filename}"',
'-c "Translators:"',
'--msgid-bugs-address "ibnomer2011@hotmail.com"',
f'--copyright-holder="{author}"',
f'--project "{display_name}"',
f'--version "{version}"',
)
)
c.run(f"pybabel extract {args} bookworm")
print(
"The translation catalog has been generated. You can find it in the scripts folder "
)
@task
@make_env
def compile_msgs(c):
print("Compiling .po message catalogs to binary format.")
domain = os.environ["IAPP_NAME"]
locale_dir = PACKAGE_FOLDER / "resources" / "locale"
if list(locale_dir.rglob("*.po")):
c.run(f'pybabel compile -D {domain} -d "{locale_dir}"')
print("Done compiling message catalogs files.")
else:
print("No message catalogs found.")
@task(pre=(generate_pot,))
@make_env
def update_msgs(c):
print("Updating .po message catalogs with latest messages.")
domain = os.environ["IAPP_NAME"]
locale_dir = PACKAGE_FOLDER / "resources" / "locale"
potfile = get_pot_filename()
if list(locale_dir.rglob("*.po")):
c.run(
f'pybabel update -i "{potfile}" -D {domain} '
f'-d "{locale_dir}" --ignore-obsolete'
)
print("Done updating message catalogs files.")
else:
print("No message catalogs found.")
@task(pre=(generate_pot,))
def init_lang(c, lang):
from bookworm import app
print(f"Creating a language catalog for language '{lang}'...")
potfile = get_pot_filename()
locale_dir = PACKAGE_FOLDER / "resources" / "locale"
c.run(
f'pybabel init -D {app.name} -i "{potfile}" '
f'-d "{locale_dir}" --locale={lang}'
)
@task
@make_env
def make_installer(c):
"""Build the NSIS installer for bookworm."""
print("Building installer for bookworm...")
with c.cd(str(PROJECT_ROOT / "scripts")):
c.run("makensis bookworm.nsi", hide="stdout")
print("Setup File Build Completed.")
@task
def clean(c, assets=False, siteconfig=False):
"""Remove intermediary build files and folders."""
with c.cd(str(PROJECT_ROOT)):
print("Cleaning compiled bytecode cache.")
for item in PROJECT_ROOT.iterdir():
if not item.is_dir() or item.name.startswith("."):
# A special folder, move on
continue
for pyc in PROJECT_ROOT.rglob("__pycache__"):
shutil.rmtree(pyc, ignore_errors=True)
print("Cleaning up temporary files and directories.")
folders_to_clean = c["folders_to_clean"]["everytime"]
if assets:
folders_to_clean.extend(c["folders_to_clean"]["assets"])
if siteconfig:
folders_to_clean.append(".appdata")
glob_patterns = [
(entry, glob(entry)) for entry in folders_to_clean if "*" in entry
]
for entry, glbs in glob_patterns:
folders_to_clean.remove(entry)
folders_to_clean.extend(glbs)
for to_remove in folders_to_clean:
path = Path(os.path.normpath(to_remove))
if not path.exists():
continue
print(f"Removing {path}")
if path.is_file():
path.unlink()
else:
shutil.rmtree(path, ignore_errors=True)
print("Cleaned up all intermediary build folders.")
@task
@make_env
def copy_deps(c):
"""Copies the system dlls."""
if sys.platform != "win32":
return print("Not Windows")
print("Copying vcredis 2015 ucrt support DLLs...")
arch = os.environ["IAPP_ARCH"]
dist_dir = os.environ["IAPP_FROZEN_DIRECTORY"]
dlls = [
Path(
f"C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\redist\\{arch}\\Microsoft.VC140.CRT\\msvcp140.dll"
),
Path(
f"C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\redist\\{arch}\\Microsoft.VC140.OPENMP\\vcomp140.dll"
),
Path(
f"C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\redist\\{arch}\\Microsoft.VC140.CRT\\vcruntime140.dll"
),
]
# We need all the DLLs in this subdirectory, so let's extend the list
dlls.extend(
list(
Path(
f"C:\\Program Files (x86)\\Windows Kits\\10\\Redist\\ucrt\DLLs\\{arch}"
).glob("*")
)
)
for dll in dlls:
try:
shutil.copy(dll, dist_dir)
except Exception as e:
print(f"Failed to copy {dll} to {dist_dir}")
continue
print("Done copying vcredis 2015 ucrt DLLs.")
print("Copying Unrar DLLs")
source_path = PROJECT_ROOT / "scripts" / "dlls" / "unrar_dll"
unrar_dst = Path(os.environ["IAPP_FROZEN_DIRECTORY"]) / "unrar_dll"
unrar_dst.mkdir(parents=True, exist_ok=True)
for file in source_path.iterdir():
shutil.copy(file, unrar_dst)
print("Done copying unrar DLLs")
richeditopts_dll_src = (
PROJECT_ROOT
/ "scripts"
/ "dlls"
/ "richeditopts"
/ os.environ["IAPP_ARCH"]
/ "BkwRicheditOpts.dll"
)
richeditopts_dll_dst = (
Path(os.environ["IAPP_FROZEN_DIRECTORY"]) / "BkwRicheditOpts.dll"
)
if not richeditopts_dll_src.exists():
if shutil.which("cargo") is None:
raise RuntimeError(
"The `BkwRicheditOpts.dll` was not found, and you do not have rust toolchain installed. "
"Please install rust or otherwise provide pre-built DLLs in the designated path."
)
else:
_build_BkwRicheditOpts_dll(c)
shutil.copy(richeditopts_dll_src, richeditopts_dll_dst)
def _build_BkwRicheditOpts_dll(c):
richeditopts_dll_src = PROJECT_ROOT / "scripts" / "dlls" / "richeditopts"
targets = {"x86": "i686-pc-windows-msvc", "x64": "x86_64-pc-windows-msvc"}
richeditopts_code_src = PROJECT_ROOT / "includes" / "bkw_rich_edit_opts"
for arch, target in targets.items():
with c.cd(str(richeditopts_code_src)):
c.run(f"cargo build --release --target={target}")
arch_richeditopts_src = richeditopts_dll_src / arch
arch_richeditopts_src.mkdir(parents=True, exist_ok=True)
shutil.copy(
richeditopts_code_src
/ "target"
/ target
/ "release"
/ "BkwRicheditOpts.dll",
arch_richeditopts_src / "BkwRicheditOpts.dll",
)
print("Done copying `BkwRicheditOpts.dll`")
@task
@make_env
def bundle_update(c):
"""
Bundles the frozen app for use in updates.
Uses zip and lzma compression.
"""
print("Preparing update bundle...")
if sys.platform != "win32":
print("Update bundles are only supported for Windows. Skipping...")
return
from bookworm import app
from bookworm.utils import recursively_iterdir
env = os.environ
frozen_dir = Path(env["IAPP_FROZEN_DIRECTORY"])
if app.get_version_info()["post"] is None:
files_to_bundle = recursively_iterdir(frozen_dir)
else:
files_to_bundle = [
frozen_dir / "Bookworm.exe",
]
fname = f"{env['IAPP_DISPLAY_NAME']}-{env['IAPP_VERSION']}-{env['IAPP_ARCH']}-update.bundle"
bundle_file = PROJECT_ROOT / "scripts" / fname
with ZipFile(bundle_file, "w", compression=ZIP_LZMA, allowZip64=False) as archive:
for file in files_to_bundle:
archive.write(file, file.relative_to(frozen_dir))
archive.write(
PROJECT_ROOT / "scripts" / "executables" / "bootstrap" / "bootstrap.exe",
"bootstrap.exe",
)
print("Done preparing update bundle.")
@task
def update_version_info(c):
from bookworm import app
from bookworm.utils import generate_sha1hash
artifacts_folder = PROJECT_ROOT / "scripts"
json_file = artifacts_folder / "release-info.json"
json_info = {
"version": app.version,
"updated": datetime.utcnow().isoformat(),
}
artifacts = sorted(
itertools.chain(
artifacts_folder.glob("Bookworm*setup.exe"),
artifacts_folder.glob("Bookworm*portable.zip"),
artifacts_folder.glob("Bookworm*update.bundle"),
)
)
for file in artifacts:
json_info[f"{file.name}.sha1hash"] = generate_sha1hash(file)
json_file.write_text(json.dumps(json_info, indent=2))
print("Updated version information")
def _add_pip_install_args(cmd, context):
return "{cmd} --timeout {timeout} --retries {retries}".format(
cmd=cmd,
timeout=context["pip_timeout"],
retries=context["pip_retries"],
)
@task
@make_env
def install_local_packages(c):
print("Upgrading pip...")
try:
c.run(_add_pip_install_args("python -m pip install --upgrade pip", c))
except UnexpectedExit as e:
if not c["offline_run"]:
raise e
print("Installing local packages")
arch = os.environ["IAPP_ARCH"]
pkg_names = c["packages_to_install"]
packages = pkg_names["pure_python"] or []
if sys.platform in pkg_names:
platform_packages = pkg_names[sys.platform]
pure_python = platform_packages.get("pure_python", [])
binary_packages = platform_packages[arch]
if pure_python:
packages += [Path(sys.platform) / pkg for pkg in pure_python]
if binary_packages:
packages += [Path(sys.platform) / arch / pkg for pkg in binary_packages]
with c.cd(str(PROJECT_ROOT / "packages")):
for package in packages:
print(f"Installing package {package}")
c.run(f"python -m pip install {package}")
@task(pre=(install_local_packages,))
def pip_install(c):
with c.cd(PROJECT_ROOT):
print("Installing application dependencies using pip...")
try:
c.run(
_add_pip_install_args(
"python -m pip install -r requirements-dev.txt", c
)
)
except UnexpectedExit as e:
if not c["offline_run"]:
raise e
@task(
name="install",
pre=(
pip_install,
clean,
make_icons,
build_user_guide,
copy_assets,
compile_msgs,
copy_wx_catalogs,
),
)
def install_bookworm(c):
with c.cd(str(PROJECT_ROOT)):
c.run("python -m pip uninstall bookworm -y -q")
if "BK_DEVELOPMENT" in c:
c.run("python -m pip install -e .")
else:
print("Building Bookworm wheel.")
c.run("python setup.py bdist_wheel")
wheel_path = next(Path(PROJECT_ROOT / "dist").glob("*.whl"))
print("Installing Bookworm wheel")
c.run(f"python -m pip install {wheel_path}", hide="stdout")
print("Finished installing packages.")
@task
@make_env
def make_version_info_file(c):
from jinja2 import Environment, FileSystemLoader
from bookworm import app
print("Generating version info file...")
env = Environment(loader=FileSystemLoader(PROJECT_ROOT / "scripts" / "builder"))
vinfo_tpl = env.get_template("version_info.txt.tpl")
output = vinfo_tpl.render(
app_version_tuple=app.version_ex.replace(".", ", ").strip(),
app_author=app.author,
app_description=app.description,
app_version=app.version,
app_copyright=app.copyright,
app_name=app.display_name,
)
outfile = PROJECT_ROOT / "scripts" / "builder" / "assets" / "version_info.txt"
if not (parent := outfile.parent).exists():
parent.mkdir(parents=True, exist_ok=True)
outfile.write_text(output)
print(f"Version info file was generated at {outfile}")
@task(
pre=(
install_bookworm,
make_version_info_file,
),
post=(
copy_deps,
),
)
@make_env
def freeze(c):
"""Freeze the app using pyinstaller."""
from bookworm import app
print("Freezing the application...")
with c.cd(str(PROJECT_ROOT / "scripts" / "builder")):
if app.get_version_info()["pre_type"] is None:
print(
"The current build is a final release. Turnning on python optimizations..."
)
os.environ["PYTHONOPTIMIZE"] = "2"
c.run(
f"pyinstaller Bookworm.spec --clean -y --distpath {c['build_folder'].parent}",
hide=False,
)
print("App freezed.")
@task
@make_env
def copy_executables(c):
if sys.platform == "win32":
print("Copying antiword executable")
build_folder = c["build_folder"]
antiword_executable_dir = PROJECT_ROOT / "scripts" / "executables" / "antiword"
antiword_dst = build_folder / "antiword"
shutil.copytree(antiword_executable_dir, antiword_dst, dirs_exist_ok=True)
print("Done copying executables.")
@task(
pre=(freeze,),
post=(copy_executables, make_installer, bundle_update),
)
@make_env
def build(c):
"""Freeze, package, and prepare the app for distribution."""
@task(name="create-portable")
@make_env
def create_portable_copy(c):
from bookworm.utils import recursively_iterdir
print("Creating portable archive...")
env = os.environ
frozen_dir = Path(env["IAPP_FROZEN_DIRECTORY"])
fname = f"{env['IAPP_DISPLAY_NAME']}-{env['IAPP_VERSION']}-{env['IAPP_ARCH']}-portable.zip"
port_arch = PROJECT_ROOT / "scripts" / fname
with ZipFile(port_arch, "w", compression=ZIP_LZMA, allowZip64=False) as archive:
for file in recursively_iterdir(frozen_dir):
archive.write(file, file.relative_to(frozen_dir))
print(f"Portable archive created at {port_arch}.")
@task(name="dev", pre=(install_bookworm,))
def prepare_dev_environment(c):
c["BK_DEVELOPMENT"] = True
print("\r\n🎆 Your environment is now ready for Bookworm...")
print("😊 Happy hacking...")
@task
@make_env
def bench(c, filename="tests/assets/epub30-spec.epub", runs=5):
if shutil.which("hyperfine") is None:
print(
"To run this command, you need first to install hyperfine from the following URL:\n"
"https://github.com/sharkdp/hyperfine/releases/latest"
)
return
arch = os.environ["IAPP_ARCH"]
c.run(
f'hyperfine -N -r {runs} -w 1 '
f'--export-json "scripts\\benchmark-{arch}.json" '
f'"python -m bookworm benchmark {filename}"'
)
@task(name="run")
def run_application(c, debug=True):
"""Runs the app."""
try:
# Ensure we import from source not from an installed package
import bookworm
if Path(bookworm.__path__[0]).parent != Path.cwd():
print(
"WARNGING: bookworm is being imported from a different location.\n"
"This may happen because bookworm is not installed in dev mode.\n"
"Changes you make in the bookworm pacakge will not show up.\n"
"To fix this, run:\n\tpip uninstall bookworm\n\tpip install -e .\n"
)
args = subprocess.list2cmdline(["--debug" if debug else ""])
c.run(f"python -m bookworm {args}")
except UnexpectedExit as e:
exit(e.result.return_code)