From 8e288a9060545989533505699c19d9997e6a8aff Mon Sep 17 00:00:00 2001
From: aqua <aqua@iserlohn-fortress.net>
Date: Thu, 1 Sep 2022 19:32:26 +0300
Subject: Add scripts/qrc_lint.py

---
 scripts/qrc_lint.py | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100755 scripts/qrc_lint.py

(limited to 'scripts/qrc_lint.py')

diff --git a/scripts/qrc_lint.py b/scripts/qrc_lint.py
new file mode 100755
index 00000000..9520f22a
--- /dev/null
+++ b/scripts/qrc_lint.py
@@ -0,0 +1,97 @@
+#!/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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