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#!/usr/bin/env python3
# ============================================================
# The rekonq project
# ============================================================
# SPDX-License-Identifier: GPL-3.0-only
# Copyright (C) 2022 aqua <aqua@iserlohn-fortress.net>
# ============================================================
""" Lint qrc files """
import argparse
import sys
from os.path import (dirname, exists, join)
from lxml import etree
def lint(dir_name: str, tree: etree._ElementTree) -> bool:
""" Lint an etree and return if errors were found """
has_check_errors = False
root = tree.getroot()
# check doctype
if tree.docinfo.doctype != '<!DOCTYPE RCC>':
print(f'unknown doctype { tree.docinfo.doctype }')
has_check_errors = True
qresources = root.findall('qresource')
# check if qresource's have prefix
for qres in qresources:
if qres.get('prefix') is None:
print('qresource without prefix')
has_check_errors = True
# check if qresource's are sorted by prefix
sortedqres = sorted(qresources, key=lambda x: x.get('prefix'))
if qresources != sortedqres:
print('qresources are not sorted')
has_check_errors = True
for qres in sortedqres:
files = qres.findall('file')
# check if files are sorted
if files != sorted(files, key=lambda x: x.get('alias')):
print(f'qresources prefix={ qres.get("prefix") }:\tfiles are not sorted')
has_check_errors = True
# check for missing files and missing alias
for file in files:
if file.get('alias') is None:
print(f'file path={ file.text }:\tmissing file alias')
has_check_errors = True
path = join(dir_name, file.text)
if not exists(path):
print(f'file path={ path }:\tfile does not exist')
has_check_errors = True
return has_check_errors
def regen(root: etree.Element, outfile: str):
""" Regenerate an etree """
out_root = etree.Element('RCC', {'version': '1.0'})
for qresource in sorted(root.findall('qresource'), key=lambda x: x.get('prefix')):
out_qres = etree.SubElement(out_root, 'qresource', {'prefix': qresource.get('prefix')})
for file in sorted(qresource.findall('file'), key=lambda x: x.get('alias')):
out_file = etree.SubElement(out_qres, 'file', {'alias': file.get('alias')})
out_file.text = file.text
with etree.xmlfile(outfile, encoding='utf-8', close=True) as xml_file:
xml_file.write_declaration(standalone=True)
xml_file.write_doctype('<!DOCTYPE RCC>')
xml_file.write(out_root, pretty_print=True)
def main():
""" Main function """
parser = argparse.ArgumentParser(description='Lint qrc file')
parser.add_argument('file', type=str, help='qrc file')
parser.add_argument('--regen', action='store_true', help='Regenerate qrc file')
args = parser.parse_args()
if not exists(args.file):
sys.exit('input file "{args.file}" doesn\'t exist')
else:
print(args.file)
tree = etree.parse(args.file)
if args.regen:
regen(tree.getroot(), args.file)
elif lint(dirname(args.file), tree):
sys.exit('Errors during lint')
if __name__ == '__main__':
main()
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