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Clean and made a lot of pylint improvements. Still working on this though.

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svn: r17737
This commit is contained in:
Rob G. Healey 2011-06-09 23:14:50 +00:00
parent 65c7aa80f1
commit cfc37a6760
1 changed files with 158 additions and 162 deletions
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320
src/plugins/gramplet/EditExifMetadata.py
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@ -25,7 +25,7 @@
# ***************************************************************************** # *****************************************************************************
# Python Modules # Python Modules
# ***************************************************************************** # *****************************************************************************
import os, sys import os
from datetime import datetime, date from datetime import datetime, date
import calendar, time import calendar, time
@ -35,7 +35,7 @@ from xml.sax.saxutils import escape as _html_escape
from itertools import chain from itertools import chain
from decimal import * from decimal import Decimal, getcontext
getcontext().prec = 4 getcontext().prec = 4
from fractions import Fraction from fractions import Fraction
@ -46,21 +46,26 @@ import subprocess
# ----------------------------------------------------------------------------- # -----------------------------------------------------------------------------
import gtk import gtk
# -----------------------------------------------------------------------------
# GRAMPS modules
# -----------------------------------------------------------------------------
# ----------------------------------------------------------------------------- # -----------------------------------------------------------------------------
# GRAMPS modules # GRAMPS modules
# ----------------------------------------------------------------------------- # -----------------------------------------------------------------------------
import GrampsDisplay import GrampsDisplay
from QuestionDialog import WarningDialog, QuestionDialog
from gen.ggettext import gettext as _
from gen.plug import Gramplet from gen.plug import Gramplet
from DateHandler import displayer as _dd from DateHandler import displayer as _dd
import gen.lib import gen.lib
import gen.mime
import Utils import Utils
from PlaceUtils import conv_lat_lon from PlaceUtils import conv_lat_lon
from QuestionDialog import WarningDialog, QuestionDialog
from gen.ggettext import gettext as _
##################################################################### #####################################################################
# Check for pyexiv2 library... # Check for pyexiv2 library...
##################################################################### #####################################################################
@ -148,31 +153,31 @@ _TOOLTIPS = {
"the company who is responsible for the creation of this image."), "the company who is responsible for the creation of this image."),
# Copyright # Copyright
"Copyright" : _("Enter the copyright information for this image. \n" "Copyright" : _("Enter the copyright information for this image. \n"
"Example: (C) 2010 Smith and Wesson"), "Example: (C) 2010 Smith and Wesson"),
# Calendar date select... # Calendar date select...
"Date:Select" : _("Allows you to select a date from a pop-up window calendar. \n" "Date:Select" : _("Allows you to select a date from a pop-up window calendar. \n"
"Warning: You will still need to edit the time..."), "Warning: You will still need to edit the time..."),
# Original Date/ Time... # Original Date/ Time...
"DateTime" : _("Original Date/ Time of this image.\n" "DateTime" : _("Original Date/ Time of this image.\n"
"Example: 1826-Apr-12 14:30:00, 1826-April-12, 1998-01-31 13:30:00"), "Example: 1826-Apr-12 14:30:00, 1826-April-12, 1998-01-31 13:30:00"),
# Convert to decimal button... # Convert to decimal button...
"GPSFormat:Decimal" : _("Converts Degree, Minutes, Seconds GPS Coordinates to a " "GPSFormat:Decimal" : _("Converts Degree, Minutes, Seconds GPS coordinates to a "
"Decimal representation."), "Decimal representation."),
# convert to degrees, minutes, seconds button... # convert to degrees, minutes, seconds button...
"GPSFormat:DMS" : _("Converts Decimal GPS Coordinates " "GPSFormat:DMS" : _("Converts Decimal GPS coordinates "
"to a Degrees, Minutes, Seconds representation."), "to a Degrees, Minutes, Seconds representation."),
# GPS Latitude... # GPS Latitude...
"Latitude" : _(u"Enter the GPS Latitude Coordinates for your image,\n" "Latitude" : _(u"Enter the GPS Latitude coordinates for your image,\n"
u"Example: 43.722965, 43 43 22 N, 38° 38′ 03″ N, 38 38 3"), u"Example: 43.722965, 43 43 22 N, 38° 38′ 03″ N, 38 38 3"),
# GPS Longitude... # GPS Longitude...
"Longitude" : _(u"Enter the GPS Longitude Coordinates for your image,\n" "Longitude" : _(u"Enter the GPS Longitude coordinates for your image,\n"
u"Example: 10.396378, 10 23 46 E, 105° 6′ 6″ W, -105 6 6") }.items() u"Example: 10.396378, 10 23 46 E, 105° 6′ 6″ W, -105 6 6") }.items()
# set up Exif keys for Image.exif_keys # set up Exif keys for Image.exif_keys
@ -265,7 +270,7 @@ class EditExifMetadata(Gramplet):
self.plugin_image = False self.plugin_image = False
self.connect_signal("Media", self.update) self.connect_signal("Media", self.update)
vbox = self.build_gui() vbox = self.__build_gui()
self.gui.get_container_widget().remove(self.gui.textview) self.gui.get_container_widget().remove(self.gui.textview)
self.gui.get_container_widget().add_with_viewport(vbox) self.gui.get_container_widget().add_with_viewport(vbox)
@ -274,7 +279,7 @@ class EditExifMetadata(Gramplet):
# provide tooltips for all fields and buttons... # provide tooltips for all fields and buttons...
_setup_widget_tooltips(self.exif_widgets) _setup_widget_tooltips(self.exif_widgets)
def build_gui(self): def __build_gui(self):
vbox = gtk.VBox() vbox = gtk.VBox()
@ -345,7 +350,7 @@ class EditExifMetadata(Gramplet):
# Original Date/ Time Entry, 1826-April-12 14:06:00 # Original Date/ Time Entry, 1826-April-12 14:06:00
("DateTime", _("Date/ Time"), None, False, [], True, 0), ("DateTime", _("Date/ Time"), None, False, [], True, 0),
# Convert GPS Coordinates # Convert GPS coordinates
("GPSFormat", _("Convert GPS"), None, True, ("GPSFormat", _("Convert GPS"), None, True,
[("Decimal", _("Decimal"), "button", self.convert2decimal), [("Decimal", _("Decimal"), "button", self.convert2decimal),
("DMS", _("Deg. Min. Sec."), "button", self.convert2dms)], ("DMS", _("Deg. Min. Sec."), "button", self.convert2dms)],
@ -370,7 +375,7 @@ class EditExifMetadata(Gramplet):
# Save button... # Save button...
hsd_box.add( self.__create_button( hsd_box.add( self.__create_button(
"Save", False, [self.__save_dialog, self.update, self.CopyTo, self.display_exif_tags], "Save", False, [self.save_metadata, self.update, self.CopyTo, self.display_exif_tags],
gtk.STOCK_SAVE, False) ) gtk.STOCK_SAVE, False) )
if _MAGICK_FOUND: if _MAGICK_FOUND:
@ -505,7 +510,7 @@ class EditExifMetadata(Gramplet):
self.activate_buttons(["Convert"]) self.activate_buttons(["Convert"])
# displays the imge Exif metadata # displays the imge Exif metadata
self.display_exif_tags(self.orig_image) self.display_exif_tags()
else: else:
self.exif_widgets["Message:Area"].set_text(_("Choose a different image...")) self.exif_widgets["Message:Area"].set_text(_("Choose a different image..."))
@ -536,7 +541,7 @@ class EditExifMetadata(Gramplet):
return column return column
def __create_button(self, pos, text, callback =[], icon =False, sensitive = True): def __create_button(self, pos, text, callback =False , icon =False, sensitive = True):
""" """
creates and returns a button for display creates and returns a button for display
""" """
@ -566,19 +571,6 @@ class EditExifMetadata(Gramplet):
QuestionDialog(_("Edit Image Exif Metadata"), _("Convert this image to a .jpeg image?"), QuestionDialog(_("Edit Image Exif Metadata"), _("Convert this image to a .jpeg image?"),
_("Convert"), self.convert2Jpeg) _("Convert"), self.convert2Jpeg)
def __save_dialog(self, obj):
"""
Handles the Save question Dialog...
"""
self.SavedEntries = [self.exif_widgets[widget].get_text() for widget in [
"Description", "Artist", "Copyright", "DateTime", "Latitude", "Longitude"] ]
self.SavedEntries = [entry for entry in self.SavedEntries if entry]
if self.SavedEntries:
QuestionDialog(_("Edit Image Exif Metadata"), _("Save Exif metadata to this image?"),
_("Save"), self.save_metadata)
def __delete_dialog(self, obj): def __delete_dialog(self, obj):
""" """
Handles the Delete Dialog... Handles the Delete Dialog...
@ -618,7 +610,7 @@ class EditExifMetadata(Gramplet):
self.set_has_data(False) self.set_has_data(False)
return return
def make_row(self, pos, text, choices=None, readonly=False, callback_list=[], def make_row(self, pos, text, choices=None, readonly=False, callback_list =[],
mark_dirty=False, default=0): mark_dirty=False, default=0):
# Edit Image Exif Metadata # Edit Image Exif Metadata
@ -686,41 +678,41 @@ class EditExifMetadata(Gramplet):
def _mark_dirty(self, obj): def _mark_dirty(self, obj):
pass pass
def _get_value(self, KeyTag): def _get_value(self, keytag):
""" """
gets the value from the Exif Key, and returns it... gets the value from the Exif Key, and returns it...
@param: KeyTag -- image metadata key @param: keytag -- image metadata key
""" """
KeyValue = "" KeyValue = ""
if LesserVersion: if LesserVersion:
KeyValue = self.plugin_image[KeyTag] KeyValue = self.plugin_image[keytag]
else: else:
try: try:
KeyValue = self.plugin_image[KeyTag].value KeyValue = self.plugin_image[keytag].value
except (KeyError, ValueError, AttributeError): except (KeyError, ValueError, AttributeError):
pass pass
return KeyValue return KeyValue
def display_exif_tags(self, object): def display_exif_tags(self, mediadatatags_ =None):
""" """
once the pyexiv2.Image has been created, we display once the pyexiv2.Image has been created, we display
all of the image Exif metadata... all of the image Exif metadata...
""" """
MediaDataTags = _get_exif_keypairs(self.plugin_image) mediadatatags_ = _get_exif_keypairs(self.plugin_image)
# set has data flag... # set has data flag...
self.set_has_data(len(MediaDataTags) > 0) self.set_has_data(len(mediadatatags_) > 0)
# Activate Clear and Save buttons... # Activate Clear and Save buttons...
self.activate_buttons(["Clear", "Save"]) self.activate_buttons(["Clear", "Save"])
# check to see if we got metadata from the media object? # check to see if we got metadata from the media object?
if MediaDataTags: if mediadatatags_:
# activate CopyTo button... # activate CopyTo button...
self.activate_buttons(["CopyTo"]) self.activate_buttons(["CopyTo"])
@ -728,45 +720,45 @@ class EditExifMetadata(Gramplet):
# set Message Area to Display... # set Message Area to Display...
self.exif_widgets["Message:Area"].set_text(_("Displaying image Exif metadata...")) self.exif_widgets["Message:Area"].set_text(_("Displaying image Exif metadata..."))
for KeyTag in MediaDataTags: for keytag in mediadatatags_:
if LesserVersion: if LesserVersion:
label = self.plugin_image.tagDetails(KeyTag)[0] label = self.plugin_image.tagDetails(keytag)[0]
human_value = self.plugin_image.interpretedExifValue(KeyTag) human_value = self.plugin_image.interpretedExifValue(keytag)
else: else:
try: try:
tag = self.plugin_image[KeyTag] tag = self.plugin_image[keytag]
label = tag.label label = tag.label
human_value = tag.human_value human_value = tag.human_value
except AttributeError: except AttributeError:
human_value = False human_value = False
if KeyTag in ("Exif.Image.DateTime", if keytag in ("Exif.Image.DateTime",
"Exif.Photo.DateTimeOriginal", "Exif.Photo.DateTimeOriginal",
"Exif.Photo.DateTimeDigitized"): "Exif.Photo.DateTimeDigitized"):
human_value = _process_datetime(self._get_value(KeyTag)) human_value = _process_datetime(self._get_value(keytag))
if human_value is not False: if human_value is not False:
self.model.append((self.plugin_image, label, human_value)) self.model.append((self.plugin_image, label, human_value))
def CopyTo(self, object): def CopyTo(self, imagekeytags =None):
""" """
reads the image metadata after the pyexiv2.Image has been created reads the image metadata after the pyexiv2.Image has been created
""" """
imageKeyTags = _get_exif_keypairs(self.plugin_image) imagekeytags = _get_exif_keypairs(self.plugin_image)
if imageKeyTags: if imagekeytags:
imageKeyTags = [KeyTag for KeyTag in imageKeyTags if KeyTag in _DATAMAP] imagekeytags = [keytag for keytag in imagekeytags if keytag in _DATAMAP]
self.exif_widgets["Message:Area"].set_text(_("Copying Exif metadata to the Edit Area...")) self.exif_widgets["Message:Area"].set_text(_("Copying Exif metadata to the Edit Area..."))
for KeyTag in imageKeyTags: for keytag in imagekeytags:
# name for matching to exif_widgets # name for matching to exif_widgets
widgetsName = _DATAMAP[KeyTag] widgetsName = _DATAMAP[keytag]
tagValue = self._get_value(KeyTag) tagValue = self._get_value(keytag)
if tagValue: if tagValue:
if widgetsName in ["Description", "Artist", "Copyright"]: if widgetsName in ["Description", "Artist", "Copyright"]:
@ -774,15 +766,15 @@ class EditExifMetadata(Gramplet):
# Original Date of the image... # Original Date of the image...
elif widgetsName == "DateTime": elif widgetsName == "DateTime":
use_date = self._get_value(KeyTag) use_date = self._get_value(keytag)
use_date = _process_datetime(use_date) if use_date else False use_date = _process_datetime(use_date) if use_date else False
if use_date is not False: if use_date is not False:
self.exif_widgets[widgetsName].set_text(use_date) self.exif_widgets[widgetsName].set_text(use_date)
# LatitudeRef, Latitude, LongitudeRef, Longitude... # latituderef, Latitude, longituderef, Longitude...
elif widgetsName == "Latitude": elif widgetsName == "Latitude":
latitude = self._get_value(KeyTag) latitude = self._get_value(keytag)
longitude = self._get_value(_DATAMAP["Longitude"] ) longitude = self._get_value(_DATAMAP["Longitude"] )
# if latitude and longitude exist, display them? # if latitude and longitude exist, display them?
@ -794,24 +786,24 @@ class EditExifMetadata(Gramplet):
# split longitude metadata into degrees, minutes, and seconds # split longitude metadata into degrees, minutes, and seconds
longdeg, longmin, longsec = rational_to_dms(longitude) longdeg, longmin, longsec = rational_to_dms(longitude)
# check to see if we have valid GPS Coordinates? # check to see if we have valid GPS coordinates?
latfail = any(coords == False for coords in [latdeg, latmin, latsec]) latfail = any(coords == False for coords in [latdeg, latmin, latsec])
longfail = any(coords == False for coords in [longdeg, longmin, longsec]) longfail = any(coords == False for coords in [longdeg, longmin, longsec])
if (not latfail and not longfail): if (not latfail and not longfail):
# Latitude Direction Reference # Latitude Direction Reference
LatitudeRef = self._get_value(_DATAMAP["LatitudeRef"] ) latituderef = self._get_value(_DATAMAP["LatitudeRef"] )
# Longitude Direction Reference # Longitude Direction Reference
LongitudeRef = self._get_value(_DATAMAP["LongitudeRef"] ) longituderef = self._get_value(_DATAMAP["LongitudeRef"] )
# set display for Latitude GPS Coordinates # set display for Latitude GPS coordinates
self.exif_widgets["Latitude"].set_text( self.exif_widgets["Latitude"].set_text(
"""%s° %s′ %s″ %s""" % (latdeg, latmin, latsec, LatitudeRef) ) """%s° %s′ %s″ %s""" % (latdeg, latmin, latsec, latituderef) )
# set display for Longitude GPS Coordinates # set display for Longitude GPS coordinates
self.exif_widgets["Longitude"].set_text( self.exif_widgets["Longitude"].set_text(
"""%s° %s′ %s″ %s""" % (longdeg, longmin, longsec, LongitudeRef) ) """%s° %s′ %s″ %s""" % (longdeg, longmin, longsec, longituderef) )
# enable Save button after metadata has been "Copied to Edit Area"... # enable Save button after metadata has been "Copied to Edit Area"...
self.activate_buttons(["Save"]) self.activate_buttons(["Save"])
@ -866,22 +858,22 @@ class EditExifMetadata(Gramplet):
self.deactivate_buttons(["Convert"]) self.deactivate_buttons(["Convert"])
def _set_exif_KeyTag(self, KeyTag, KeyValue): def _set_exif_keytag(self, keytag, KeyValue):
""" """
sets the value for the metadata KeyTags sets the value for the metadata keytags
""" """
if LesserVersion: if LesserVersion:
self.plugin_image[KeyTag] = KeyValue self.plugin_image[keytag] = KeyValue
else: else:
try: # tag is being modified... try: # tag is being modified...
self.plugin_image[KeyTag] = KeyValue self.plugin_image[keytag] = KeyValue
except KeyError: # tag has not been set... except KeyError: # tag has not been set...
self.plugin_image[KeyTag] = pyexiv2.ExifTag(KeyTag, KeyValue) self.plugin_image[keytag] = pyexiv2.ExifTag(keytag, KeyValue)
except (ValueError, AttributeError): # there is an issue with either KeyTag or KeyValue except (ValueError, AttributeError): # there is an issue with either keytag or KeyValue
pass pass
def write_metadata(self, imageinstance): def write_metadata(self, imageinstance):
@ -898,17 +890,17 @@ class EditExifMetadata(Gramplet):
imageinstance.write() imageinstance.write()
# ------------------------------------------------------------------- # -------------------------------------------------------------------
# GPS Coordinates functions # GPS coordinates functions
# ------------------------------------------------------------------- # -------------------------------------------------------------------
def addsymbols2gps(self, latitude =False, longitude =False): def addsymbols2gps(self, latitude =False, longitude =False):
""" """
converts a degrees, minutes, seconds representation of Latitude/ Longitude converts a degrees, minutes, seconds representation of Latitude/ Longitude
without their symbols to having them... without their symbols to having them...
@param: latitude -- Latitude GPS Coordinates @param: latitude -- Latitude GPS coordinates
@param: longitude -- Longitude GPS Coordinates @param: longitude -- Longitude GPS coordinates
""" """
LatitudeRef, LongitudeRef = "N", "E" latituderef, longituderef = "N", "E"
# check to see if Latitude/ Longitude exits? # check to see if Latitude/ Longitude exits?
if (latitude and longitude): if (latitude and longitude):
@ -929,35 +921,35 @@ class EditExifMetadata(Gramplet):
# is there a direction element here? # is there a direction element here?
if (latitude.count("N") == 1 or latitude.count("S") == 1): if (latitude.count("N") == 1 or latitude.count("S") == 1):
latdeg, latmin, latsec, LatitudeRef = latitude.split(" ", 3) latdeg, latmin, latsec, latituderef = latitude.split(" ", 3)
else: else:
atitudeRef = "N" atitudeRef = "N"
latdeg, latmin, latsec = latitude.split(" ", 2) latdeg, latmin, latsec = latitude.split(" ", 2)
if latdeg[0] == "-": if latdeg[0] == "-":
latdeg = latdeg.replace("-", "") latdeg = latdeg.replace("-", "")
LatitudeRef = "S" latituderef = "S"
# is there a direction element here? # is there a direction element here?
if (longitude.count("E") == 1 or longitude.count("W") == 1): if (longitude.count("E") == 1 or longitude.count("W") == 1):
longdeg, longmin, longsec, LongitudeRef = longitude.split(" ", 3) longdeg, longmin, longsec, longituderef = longitude.split(" ", 3)
else: else:
ongitudeRef = "E" ongitudeRef = "E"
longdeg, longmin, longsec = longitude.split(" ", 2) longdeg, longmin, longsec = longitude.split(" ", 2)
if longdeg[0] == "-": if longdeg[0] == "-":
longdeg = longdeg.replace("-", "") longdeg = longdeg.replace("-", "")
LongitudeRef = "W" longituderef = "W"
latitude = """%s° %s′ %s″ %s""" % (latdeg, latmin, latsec, LatitudeRef) latitude = """%s° %s′ %s″ %s""" % (latdeg, latmin, latsec, latituderef)
longitude = """%s° %s′ %s″ %s""" % (longdeg, longmin, longsec, LongitudeRef) longitude = """%s° %s′ %s″ %s""" % (longdeg, longmin, longsec, longituderef)
return latitude, longitude return latitude, longitude
def convert2decimal(self, obj): def convert2decimal(self, obj):
""" """
will convert a decimal GPS Coordinates into decimal format. will convert a decimal GPS coordinates into decimal format.
@param: latitude -- GPS Latitude Coordinates from data field... @param: latitude -- GPS Latitude coordinates from data field...
@param: longitude -- GPS Longitude Coordinates from data field... @param: longitude -- GPS Longitude coordinates from data field...
""" """
# get Latitude/ Longitude from the data fields # get Latitude/ Longitude from the data fields
@ -987,7 +979,7 @@ class EditExifMetadata(Gramplet):
def convert2dms(self, obj): def convert2dms(self, obj):
""" """
will convert a decimal GPS Coordinates into degrees, minutes, seconds will convert a decimal GPS coordinates into degrees, minutes, seconds
for display only for display only
""" """
@ -1005,32 +997,32 @@ class EditExifMetadata(Gramplet):
latitude, longitude = conv_lat_lon(latitude, longitude, "DEG-:") latitude, longitude = conv_lat_lon(latitude, longitude, "DEG-:")
# remove negative symbol if there is one? # remove negative symbol if there is one?
LatitudeRef = "N" latituderef = "N"
if latitude[0] == "-": if latitude[0] == "-":
latitude = latitude.replace("-", "") latitude = latitude.replace("-", "")
LatitudeRef = "S" latituderef = "S"
latdeg, latmin, latsec = latitude.split(":", 2) latdeg, latmin, latsec = latitude.split(":", 2)
# remove negative symbol if there is one? # remove negative symbol if there is one?
LongitudeRef = "E" longituderef = "E"
if longitude[0] == "-": if longitude[0] == "-":
longitude = longitude.replace("-", "") longitude = longitude.replace("-", "")
LongitudeRef = "W" longituderef = "W"
longdeg, longmin, longsec = longitude.split(":", 2) longdeg, longmin, longsec = longitude.split(":", 2)
self.exif_widgets["Latitude"].set_text( self.exif_widgets["Latitude"].set_text(
"""%s° %s′ %s″ %s""" % (latdeg, latmin, latsec, LatitudeRef) ) """%s° %s′ %s″ %s""" % (latdeg, latmin, latsec, latituderef) )
self.exif_widgets["Longitude"].set_text( self.exif_widgets["Longitude"].set_text(
"""%s° %s′ %s″ %s""" % (longdeg, longmin, longsec, LongitudeRef) ) """%s° %s′ %s″ %s""" % (longdeg, longmin, longsec, longituderef) )
#------------------------------------------------ #------------------------------------------------
# Writes/ saves Exif metadata to image # Writes/ saves Exif metadata to image
#------------------------------------------------ #------------------------------------------------
def save_metadata(self): def save_metadata(self, datatags =None):
""" """
gets the information from the plugin data fields gets the information from the plugin data fields
and sets the KeyTag = keyvalue image metadata and sets the keytag = keyvalue image metadata
""" """
# determine if there has been something entered in the data fields? # determine if there has been something entered in the data fields?
@ -1042,26 +1034,26 @@ class EditExifMetadata(Gramplet):
len(self.exif_widgets["Longitude"].get_text() ) ) len(self.exif_widgets["Longitude"].get_text() ) )
# Description data field # Description data field
self._set_exif_KeyTag(_DATAMAP["Description"], self.exif_widgets["Description"].get_text() ) self._set_exif_keytag(_DATAMAP["Description"], self.exif_widgets["Description"].get_text() )
# Modify Date/ Time... not a data field, but saved anyway... # Modify Date/ Time... not a data field, but saved anyway...
self._set_exif_KeyTag(_DATAMAP["Modified"], datetime.now() ) self._set_exif_keytag(_DATAMAP["Modified"], datetime.now() )
# display modified Date/ Time # display modified Date/ Time
self.exif_widgets["Modified"].set_text(_format_datetime(datetime.now() ) ) self.exif_widgets["Modified"].set_text(_format_datetime(datetime.now() ) )
# Artist/ Author data field # Artist/ Author data field
self._set_exif_KeyTag(_DATAMAP["Artist"], self.exif_widgets["Artist"].get_text() ) self._set_exif_keytag(_DATAMAP["Artist"], self.exif_widgets["Artist"].get_text() )
# Copyright data field # Copyright data field
self._set_exif_KeyTag(_DATAMAP["Copyright"], self.exif_widgets["Copyright"].get_text() ) self._set_exif_keytag(_DATAMAP["Copyright"], self.exif_widgets["Copyright"].get_text() )
# Original Date/ Time data field # Original Date/ Time data field
DateTime = self.exif_widgets["DateTime"].get_text() datetime_ = self.exif_widgets["DateTime"].get_text()
if DateTime: if datetime_:
DateTime = _process_datetime(DateTime, False) datetime_ = _process_datetime(datetime_, False)
if DateTime is not False: if datetime_ is not False:
self._set_exif_KeyTag(_DATAMAP["DateTime"], DateTime) self._set_exif_keytag(_DATAMAP["DateTime"], datetime_)
# Latitude/ Longitude data fields # Latitude/ Longitude data fields
latitude = self.exif_widgets["Latitude"].get_text() latitude = self.exif_widgets["Latitude"].get_text()
@ -1099,28 +1091,28 @@ class EditExifMetadata(Gramplet):
self.exif_widgets["Latitude"].set_text(latitude) self.exif_widgets["Latitude"].set_text(latitude)
self.exif_widgets["Longitude"].set_text(longitude) self.exif_widgets["Longitude"].set_text(longitude)
LatitudeRef = " N" latituderef = " N"
if "S" in latitude: if "S" in latitude:
LatitudeRef = " S" latituderef = " S"
latitude = latitude.replace(LatitudeRef, "") latitude = latitude.replace(latituderef, "")
LatitudeRef = LatitudeRef.replace(" ", "") latituderef = latituderef.replace(" ", "")
LongitudeRef = " E" longituderef = " E"
if "W" in longitude: if "W" in longitude:
LongitudeRef = " W" longituderef = " W"
longitude = longitude.replace(LongitudeRef, "") longitude = longitude.replace(longituderef, "")
LongitudeRef = LongitudeRef.replace(" ", "") longituderef = longituderef.replace(" ", "")
# remove symbols for saving Latitude/ Longitude GPS Coordinates # remove symbols for saving Latitude/ Longitude GPS coordinates
latitude, longitude = _removesymbols4saving(latitude, longitude) latitude, longitude = _removesymbols4saving(latitude, longitude)
# convert (degrees, minutes, seconds) to Rational for saving # convert (degrees, minutes, seconds) to Rational for saving
self._set_exif_KeyTag(_DATAMAP["LatitudeRef"], LatitudeRef) self._set_exif_keytag(_DATAMAP["LatitudeRef"], latituderef)
self._set_exif_KeyTag(_DATAMAP["Latitude"], coords_to_rational(latitude)) self._set_exif_keytag(_DATAMAP["Latitude"], coords_to_rational(latitude))
# convert (degrees, minutes, seconds) to Rational for saving # convert (degrees, minutes, seconds) to Rational for saving
self._set_exif_KeyTag(_DATAMAP["LongitudeRef"], LongitudeRef) self._set_exif_keytag(_DATAMAP["LongitudeRef"], longituderef)
self._set_exif_KeyTag(_DATAMAP["Longitude"], coords_to_rational(longitude)) self._set_exif_keytag(_DATAMAP["Longitude"], coords_to_rational(longitude))
if datatags: if datatags:
# set Message Area to Saved... # set Message Area to Saved...
@ -1137,7 +1129,7 @@ class EditExifMetadata(Gramplet):
if _MAGICK_FOUND: if _MAGICK_FOUND:
self.activate_buttons(["Delete"]) self.activate_buttons(["Delete"])
def strip_metadata(self): def strip_metadata(self, erase_results =None):
""" """
Will completely and irrevocably erase all Exif metadata from this image. Will completely and irrevocably erase all Exif metadata from this image.
""" """
@ -1147,10 +1139,10 @@ class EditExifMetadata(Gramplet):
erase_results = str(erase) erase_results = str(erase)
else: else:
MediaDataTags = _get_exif_keypairs(self.plugin_image) mediadatatags_ = _get_exif_keypairs(self.plugin_image)
if MediaDataTags: if mediadatatags_:
for KeyTag in MediaDataTags: for keytag in mediadatatags_:
del self.plugin_image[KeyTag] del self.plugin_image[keytag]
erase_results = True erase_results = True
# write wiped metadata to image... # write wiped metadata to image...
@ -1168,12 +1160,15 @@ class EditExifMetadata(Gramplet):
# Notify the User... # Notify the User...
self.exif_widgets["Message:Area"].set_text(_("All Exif metadata has been " self.exif_widgets["Message:Area"].set_text(_("All Exif metadata has been "
"deleted from this image...")) "deleted from this image..."))
self.update() self.update()
# re- initialize the image... # re- initialize the image...
if _JHEAD_FOUND: if _JHEAD_FOUND:
reinit = subprocess.check_call( ["jhead", "-purejpg", self.image_path] ) reinit = subprocess.check_call( ["jhead", "-purejpg", self.image_path] )
reinitialize = str(reinit)
if reinitialize:
self.exif_widgets["Message:Area"].set_text(_("Image has be re- initialized "
"for Exif metadata..."))
# ----------------------------------------------- # -----------------------------------------------
# Date Calendar functions # Date Calendar functions
@ -1230,27 +1225,27 @@ def _get_exif_keypairs(plugin_image):
if not plugin_image: if not plugin_image:
return False return False
MediaDataTags = False mediadatatags_ = False
if LesserVersion: # prior to pyexiv2-0.2.0 if LesserVersion: # prior to pyexiv2-0.2.0
# get all KeyTags for this image for diplay only... # get all keytags for this image for diplay only...
MediaDataTags = [KeyTag for KeyTag in plugin_image.exifKeys() ] mediadatatags_ = [keytag for keytag in plugin_image.exifKeys() ]
else: # pyexiv2-0.2.0 and above else: # pyexiv2-0.2.0 and above
# get all KeyTags for this image for diplay only... # get all keytags for this image for diplay only...
MediaDataTags = [KeyTag for KeyTag in chain( mediadatatags_ = [keytag for keytag in chain(
plugin_image.exif_keys, plugin_image.xmp_keys, plugin_image.exif_keys, plugin_image.xmp_keys,
plugin_image.iptc_keys) ] plugin_image.iptc_keys) ]
return MediaDataTags return mediadatatags_
def coords_to_rational(Coordinates): def coords_to_rational(coordinates):
""" """
returns the GPS coordinates to Latitude/ Longitude returns the GPS coordinates to Latitude/ Longitude
""" """
return [string_to_rational(coordinate) for coordinate in Coordinates.split(" ")] return [string_to_rational(coordinate) for coordinate in coordinates.split(" ")]
def convert_value(value): def convert_value(value):
""" """
@ -1265,8 +1260,8 @@ def _removesymbols4saving(latitude, longitude):
""" """
will recieve a DMS with symbols and return it without them will recieve a DMS with symbols and return it without them
@param: latitude -- Latitude GPS Coordinates @param: latitude -- Latitude GPS coordinates
@param: longitude -- GPS Longitude Coordinates @param: longitude -- GPS Longitude coordinates
""" """
# check to see if latitude/ longitude exist? # check to see if latitude/ longitude exist?
@ -1293,7 +1288,7 @@ def rational_to_dms(coords):
[Fraction(40, 1), Fraction(0, 1), Fraction(1079, 20)] [Fraction(40, 1), Fraction(0, 1), Fraction(1079, 20)]
""" """
deg, min, sec = False, False, False degrees, minutes, seconds = [False]*3
# coordinates look like: # coordinates look like:
# [Rational(38, 1), Rational(38, 1), Rational(150, 50)] # [Rational(38, 1), Rational(38, 1), Rational(150, 50)]
# or [Fraction(38, 1), Fraction(38, 1), Fraction(318, 100)] # or [Fraction(38, 1), Fraction(38, 1), Fraction(318, 100)]
@ -1302,7 +1297,7 @@ def rational_to_dms(coords):
if len(coords) == 3: if len(coords) == 3:
return [convert_value(coordinate) for coordinate in coords] return [convert_value(coordinate) for coordinate in coords]
return deg, min, sec return degrees, minutes, seconds
def _format_datetime(exif_dt): def _format_datetime(exif_dt):
""" """
@ -1335,7 +1330,7 @@ def _get_date_format(datestr):
""" """
# attempt to determine the dateformat of the variable passed to it... # attempt to determine the dateformat of the variable passed to it...
tmpDate = False tmpdate = False
for dateformat in ["%Y-%m-%d %H:%M:%S", "%Y %m %d %H:%M:%S", for dateformat in ["%Y-%m-%d %H:%M:%S", "%Y %m %d %H:%M:%S",
"%Y-%b-%d %H:%M:%S", "%Y %b %d %H:%M:%S", "%Y-%b-%d %H:%M:%S", "%Y %b %d %H:%M:%S",
"%Y-%B-%d %H:%M:%S", "%Y %B %d %H:%M:%S", "%Y-%B-%d %H:%M:%S", "%Y %B %d %H:%M:%S",
@ -1348,22 +1343,23 @@ def _get_date_format(datestr):
# find date string format # find date string format
try: try:
tmpDate = time.strptime(datestr, dateformat) tmpdate = time.strptime(datestr, dateformat)
break break
# datestring format not found... # datestring format not found...
except ValueError: except ValueError:
pass pass
return tmpDate return tmpdate
def _create_datetime(pyear, pmonth, day, hour, minutes, seconds): def _create_datetime(date_elements):
""" """
will create and retrun a str or datetime from ( will create and retrun a str or datetime from (
year, month, day, hour, minutes, and seconds) ... year, month, day, hour, minutes, and seconds) ...
if the year is less than 1900, then it will return a string representation... if the year is less than 1900, then it will return a string representation...
""" """
pyear, pmonth, day, hour, minutes, seconds = date_elements
# do some error trapping... # do some error trapping...
if pmonth > 12: if pmonth > 12:
@ -1395,58 +1391,58 @@ def _create_datetime(pyear, pmonth, day, hour, minutes, seconds):
if pyear < 1900: if pyear < 1900:
try: try:
tmpDate = "%04d-%s-%02d %02d:%02d:%02d" % (pyear, _dd.long_months[pmonth], day, tmpdate = "%04d-%s-%02d %02d:%02d:%02d" % (pyear, _dd.long_months[pmonth], day,
hour, minutes, seconds) hour, minutes, seconds)
except ValueError: except ValueError:
tmpDate = False tmpdate = False
else: else:
try: try:
tmpDate = datetime(pyear, pmonth, day, hour, minutes, seconds) tmpdate = datetime(pyear, pmonth, day, hour, minutes, seconds)
except ValueError: except ValueError:
tmpDate = False tmpdate = False
if tmpDate is False: if tmpdate is False:
tmpDate = "" tmpdate = ""
return tmpDate return tmpdate
def _process_datetime(tmpDate, exif_type =True): def _process_datetime(tmpdate, exif_type =True):
""" """
will attempt to parse the date/ time Exif metadata entry into its pieces... will attempt to parse the date/ time Exif metadata entry into its pieces...
(year, month, day, hour, minutes, seconds) (year, month, day, hour, minutes, seconds)
""" """
if not tmpDate: if not tmpdate:
return False return False
datetype = type(tmpDate) datetype = type(tmpdate)
# if variable is already in datetime.datetime() format, return it? # if variable is already in datetime.datetime() format, return it?
if datetype == datetime: if datetype == datetime:
pyear, pmonth, day = tmpDate.year, tmpDate.month, tmpDate.day pyear, pmonth, day = tmpdate.year, tmpdate.month, tmpdate.day
hour, minutes, seconds = tmpDate.hour, tmpDate.minute, tmpDate.second hour, minutes, seconds = tmpdate.hour, tmpdate.minute, tmpdate.second
elif any(datetype == value for value in [date, gen.lib.date.Date, list] ): elif any(datetype == value for value in [date, gen.lib.date.Date, list] ):
hour, minutes, seconds = time.localtime()[3:6] hour, minutes, seconds = time.localtime()[3:6]
# datetime.date format # datetime.date format
if isinstance(tmpDate, date): if isinstance(tmpdate, date):
pyear, pmonth, day = tmpDate.year, tmpDate.month, tmpDate.day pyear, pmonth, day = tmpdate.year, tmpdate.month, tmpdate.day
# gen.lib.date.Date format # gen.lib.date.Date format
elif isinstance(tmpDate, gen.lib.date.Date): elif isinstance(tmpdate, gen.lib.date.Date):
pyear, pmonth, day = tmpDate.get_year(), tmpDate.get_month(), tmpDate.get_day() pyear, pmonth, day = tmpdate.get_year(), tmpdate.get_month(), tmpdate.get_day()
# list format # list format
else: else:
pyear, pmonth, day = tmpDate[0].year, tmpDate[0].month, tmpDate[0].day pyear, pmonth, day = tmpdate[0].year, tmpdate[0].month, tmpdate[0].day
# string format... # string format...
elif datetype == str: elif datetype == str:
datestr = _get_date_format(tmpDate) datestr = _get_date_format(tmpdate)
if datestr is not False: if datestr is not False:
pyear, pmonth, day, hour, minutes, seconds = datestr[0:6] pyear, pmonth, day, hour, minutes, seconds = datestr[0:6]
@ -1454,33 +1450,33 @@ def _process_datetime(tmpDate, exif_type =True):
pyear, pmonth, day, hour, minutes, seconds = [False]*6 pyear, pmonth, day, hour, minutes, seconds = [False]*6
if (not pyear and not pmonth): if (not pyear and not pmonth):
tmpDate = False tmpdate = False
else: else:
# create datetime... # create datetime...
tmpDate = _create_datetime(pyear, pmonth, day, hour, minutes, seconds) tmpdate = _create_datetime([pyear, pmonth, day, hour, minutes, seconds])
if tmpDate is not False: if tmpdate is not False:
if isinstance(tmpDate, datetime): if isinstance(tmpdate, datetime):
# for display only... # for display only...
# make datetime displayed as user has set in preferences... # make datetime displayed as user has set in preferences...
if exif_type: if exif_type:
tmpDate = _format_datetime(tmpDate) tmpdate = _format_datetime(tmpdate)
return tmpDate return tmpdate
def _setup_widget_tooltips(Exif_widgets): def _setup_widget_tooltips(exif_widgets):
""" """
setup tooltips for each entry field and button. setup tooltips for each entry field and button.
""" """
# add tooltips for the data entry fields... # add tooltips for the data entry fields...
for widget, tooltip in _TOOLTIPS: for widget, tooltip in _TOOLTIPS:
Exif_widgets[widget].set_tooltip_text(tooltip) exif_widgets[widget].set_tooltip_text(tooltip)
# add tooltips for the buttons... # add tooltips for the buttons...
for widget, tooltip in _BUTTONTIPS.items(): for widget, tooltip in _BUTTONTIPS.items():
Exif_widgets[widget].set_tooltip_text(tooltip) exif_widgets[widget].set_tooltip_text(tooltip)