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-rw-r--r--src/pyexiv2.py28
1 files changed, 21 insertions, 7 deletions
diff --git a/src/pyexiv2.py b/src/pyexiv2.py
index a2b2aef..2147c93 100644
--- a/src/pyexiv2.py
+++ b/src/pyexiv2.py
@@ -470,9 +470,6 @@ class XmpTag(MetadataTag):
An XMP metadata tag can have several values.
"""
- # Valid dates, to check the correctness of the RE
- # valid = ('1999', '1999-10', '1999-10-13', '1999-10-13T05:03Z', '1999-10-13T05:03+06:00', '1999-10-13T05:03-06:00', '1999-10-13T05:03:54Z', '1999-10-13T05:03:54+06:00', '1999-10-13T05:03:54-06:00', '1999-10-13T05:03:54.721Z', '1999-10-13T05:03:54.721+06:00', '1999-10-13T05:03:54.721-06:00')
-
# strptime is not flexible enough to handle all valid Date formats, we use a
# custom regular expression
# TODO: restrict the value ranges for year, month, day, hours, minutes, seconds, tzd
@@ -480,8 +477,6 @@ class XmpTag(MetadataTag):
_time_re = r'(?P<hours>\d{2}):(?P<minutes>\d{2})(:(?P<seconds>\d{2})(.(?P<decimal>\d+))?)?(?P<tzd>%s)' % _time_zone_re
_date_re = re.compile(r'(?P<year>\d{4})(-(?P<month>\d{2})(-(?P<day>\d{2})(T(?P<time>%s))?)?)?' % _time_re)
- #_lang_alt_re = r'lang=".*" .*, '
-
def __init__(self, key, name, label, description, type, values):
"""
Constructor.
@@ -560,8 +555,27 @@ class XmpTag(MetadataTag):
return value
elif xtype == 'Lang Alt':
- # TODO
- return value
+ matches = value.split('lang="')
+ nb = len(matches)
+ if nb < 2 or matches[0] != '':
+ return value
+ result = {}
+ for i, match in enumerate(matches[1:]):
+ try:
+ qualifier, text = match.split('" ', 1)
+ except ValueError:
+ return value
+ else:
+ if not text.rstrip().endswith(','):
+ if (i < nb - 2):
+ # If not the last match, it should end with a comma
+ return value
+ else:
+ result[qualifier] = text
+ else:
+ result[qualifier] = text.rstrip()[:-1]
+ return result
+
elif xtype == 'Locale':
# TODO
return value