mirror of
https://github.com/ae-utbm/sith3.git
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74 lines
2.6 KiB
Python
74 lines
2.6 KiB
Python
import logging
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import subprocess
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import warnings
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import sass
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from django.conf import settings
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from django.contrib.staticfiles.storage import (
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ManifestStaticFilesStorage,
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)
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from django.core.files.storage import Storage
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class SithStorage(ManifestStaticFilesStorage):
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def _compile_scss(self):
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to_exec = list(settings.STATIC_ROOT.rglob("*.scss"))
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if len(to_exec) == 0:
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return
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for file in to_exec:
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# remove existing css files that will be replaced
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# keeping them while compiling the scss would break
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# import statements resolution
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css_file = file.with_suffix(".css")
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if css_file.exists():
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css_file.unlink()
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scss_paths = [p.resolve() for p in to_exec if p.suffix == ".scss"]
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base_args = {"output_style": "compressed", "precision": settings.SASS_PRECISION}
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compiled_files = {
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p: sass.compile(filename=str(p), **base_args) for p in scss_paths
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}
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for file, scss in compiled_files.items():
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file.replace(file.with_suffix(".css")).write_text(scss)
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# once the files are compiled, the manifest must be updated
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# to have the right suffix
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new_entries = {
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k.replace(".scss", ".css"): self.hashed_files.pop(k).replace(
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".scss", ".css"
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)
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for k in list(self.hashed_files.keys())
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if k.endswith(".scss")
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}
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self.hashed_files.update(new_entries)
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self.save_manifest()
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@staticmethod
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def _minify_js():
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try:
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subprocess.run(["uglifyjs", "-v"])
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except FileNotFoundError:
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warnings.warn(
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"Couldn't minify JS files. Make sure UglifyJs is installed.",
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stacklevel=1,
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)
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return
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to_exec = [
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p for p in settings.STATIC_ROOT.rglob("*.js") if ".min" not in p.suffixes
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]
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for path in to_exec:
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p = path.resolve()
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subprocess.run(["uglifyjs", p, "-o", p])
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logging.getLogger("main").info(f"Minified {path}")
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def post_process(
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self, paths: dict[str, tuple[Storage, str]], *, dry_run: bool = False
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):
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# Whether we get the files that were processed by ManifestFilesMixin
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# by calling super() or whether we get them from the manifest file
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# makes no difference - we have to open the manifest file anyway
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# because we need to update the paths stored inside it.
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yield from super().post_process(paths, dry_run)
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self._compile_scss()
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self._minify_js()
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