Added the functionality so that users of pyexiv2-0.1.3 can also use this addon...

svn: r16919
This commit is contained in:
Rob G. Healey 2011-03-25 05:08:38 +00:00
parent da43c21432
commit 6d6edec21b

View File

@ -23,9 +23,39 @@ from ListModel import ListModel, NOSORT
from gen.plug import Gramplet
from gen.ggettext import gettext as _
import gtk
import pyexiv2
import Utils
# pyexiv2 download page (C) Olivier Tilloy
_DOWNLOAD_LINK = "http://tilloy.net/dev/pyexiv2/download.html"
# make sure the pyexiv2 library is installed and at least a minimum version
pyexiv2_req_install = True
Min_VERSION = (0, 1, 3)
Min_VERSION_str = "pyexiv2-%d.%d.%d" % Min_VERSION
PrefVersion_str = "pyexiv2-%d.%d.%d" % (0, 3, 0)
# to be able for people that have pyexiv2-0.1.3 to be able to use this addon also...
LesserVersion = False
try:
import pyexiv2
if pyexiv2.version_info < Min_VERSION:
pyexiv2_req_install = False
except ImportError:
pyexiv2_req_install = False
except AttributeError:
LesserVersion = True
# the library is either not installed or does not meet
# minimum required version for this addon....
if not pyexiv2_req_install:
raise Exception(_("The minimum required version for pyexiv2 must be %s \n"
"or greater. Or you do not have the python library installed yet. "
"You may download it from here: %s\n\n I recommend getting, %s") % (
Min_VERSION_str, _DOWNLOAD_LINK, PrefVersion_str) )
class Exif(Gramplet):
"""
Displays the exif tags of an image.
@ -62,7 +92,18 @@ class Exif(Gramplet):
"""
full_path = Utils.media_path_full(self.dbstate.db, media.get_path())
metadata = pyexiv2.ImageMetadata(full_path)
metadata.read()
# this will allow users of pyexiv2-0.1.3 to be able to use this addon also...
if LesserVersion:
try:
metadata.readMetadata()
except IOError:
return
else:
try:
metadata.read()
except IOError:
return
for key in metadata.exif_keys:
tag = metadata[key]
self.model.add((tag.section_name, tag.label, tag.human_value))