Check translation dictionary files to display definition

lang/lang-build.sh

@@ -81,6 +81,8 @@ generate_binary()
  rm -f lang_$1.tmp
  rm -f lang_$1.dat
  LNG=$1
+ #check lang dictionary
+ /usr/bin/env python lang-check.py $1
  #create lang_xx.tmp - different processing for 'en' language
  if [ "$1" = "en" ]; then
   #remove comments and empty lines

lang/lang-check.py

@@ -0,0 +1,75 @@
+#!/usr/bin/env python3
+"""Check lang files."""
+from argparse import ArgumentParser
+from traceback import print_exc
+from sys import stderr
+
+
+def parse_txt(lang, no_warning):
+    """Parse txt file and check strings to display definition."""
+    if lang == "en":
+        file_path = "lang_en.txt"
+    else:
+        file_path = "lang_en_%s.txt" % lang
+
+    lines = 1
+    with open(file_path) as src:
+        while True:
+            comment = src.readline().split(' ')
+            src.readline()  # source
+            translation = src.readline()[:-1]
+
+            cols = None
+            rows = None
+            for item in comment[1:]:
+                key, val = item.split('=')
+                if key == 'c':
+                    cols = int(val)
+                elif key == 'r':
+                    rows = int(val)
+                else:
+                    raise RuntimeError(
+                        "Unknown display definition %s on line %d" %
+                        (' '.join(comment), lines))
+            if cols is None and rows is None:
+                if not no_warning:
+                    print("[W]: No display definition on line %d" % lines)
+                cols = len(translation)     # propably fullscreen
+            if rows is None:
+                rows = 1
+
+            if len(translation) > cols*rows:
+                stderr.write(
+                    "[E]: Text %s is longer then definiton on line %d\n" %
+                    (translation, lines))
+                stderr.flush()
+
+            if len(src.readline()) != 1:  # empty line
+                break
+            lines += 4
+
+
+def main():
+    """Main function."""
+    parser = ArgumentParser(
+        description=__doc__,
+        usage="$(prog)s lang")
+    parser.add_argument(
+        "lang", nargs='?', default="en", type=str,
+        help="Check lang file (en|cs|de|es|fr|it)")
+    parser.add_argument(
+        "--no-warning", action="store_true",
+        help="Disable warnings")
+
+    args = parser.parse_args()
+    try:
+        parse_txt(args.lang, args.no_warning)
+        return 0
+    except Exception as exc:
+        print_exc()
+        parser.error("%s" % exc)
+        return 1
+
+
+if __name__ == "__main__":
+    exit(main())