~lore-mattei/onehundredscopes/shotwell-precise

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#! /usr/bin/python
# -*- coding: latin-1 -*-

#    Copyright (c) 2011 David Calle <davidc@framli.eu>

#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.

#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.

#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
import sys, os
from gi.repository import GLib, GObject, Gio
from gi.repository import Dee
_m = dir(Dee.SequenceModel)
from gi.repository import Unity
from datetime import date
import time
import pyexiv2
import shutil
import gio

shotwell_db = "/home/"+ os.getenv('USER') +"/.shotwell/data/photo.db"
shutil.copy2(shotwell_db, shotwell_db+'_backup')
print "Shotwell database backup: OK"

BUS_NAME = "net.launchpad.scope.image.shotwell"

class Daemon:
    def __init__ (self):
        self.scope = Unity.Scope.new ("/net/launchpad/scope/image/shotwell")
        self.scope.search_in_global = False
        self.scope.connect ("search-changed", self.on_search_changed)
        self.scope.connect ("filters-changed", self.on_filtering_changed)
        self.scope.connect ("activate-uri", self.on_activate_uri);
        self.scope.connect("notify::active", self.on_lens_active)
        self.scope.props.sources.connect("notify::filtering",
            self.on_filtering_changed)
        self.scope.export()

    def on_filtering_changed(self, *_):
        """Run another search when a filter change is notified."""
        self.scope.queue_search_changed(Unity.SearchType.DEFAULT)
        
    def on_activate_uri (self, scope, uri):
        GLib.spawn_command_line_async("xdg-open %s" % uri.replace(' ', '\ '))
        return Unity.ActivationResponse(handled=Unity.HandledType.HIDE_DASH, goto_uri='')

    def on_lens_active(self, *_):
        """ Run a search when the lens is opened """
        if self.scope.props.active:
            self.scope.queue_search_changed(Unity.SearchType.DEFAULT)

    def on_search_changed(self, scope, search, search_type, _):
        """On a new search, differentiate between lens view 
        and global search before updating the model"""
        search_string = search.props.search_string.strip()
        print "Search changed to \"%s\"" % search_string
        model = search.props.results_model
        model.clear()
        if search_type is Unity.SearchType.GLOBAL:
            if search_string == '':
                print "Global view without search string : hide"
            else:
                self.update_results_model(search_string, model, 'global')
        else:
            self.update_results_model(search_string, model, 'lens')
        if search:
            search.finished()

    def update_results_model(self, search, model, view):
        date = self.check_filters("date")
        if self.check_filters("taken_by") != 'contacts':
            cat = 0
            maxitems = 100
            counter = 1
            if view == 'global':
                cat = 3
            elif len(search) > 0:
                cat = 1
            else:
                cat = 0
                maxitems = 24
            for i in self.shotwell(search, date):
                if counter <= maxitems:
                    counter = counter + 1
                    title = i[0]
                    comment = i[3]
                    uri = i[1]
                    icon_hint = i[2]
                    model.append (uri, icon_hint, cat,"text/html", title, comment, uri)

    def check_filters(self, filter_name):
        try:
            filter = self.scope.get_filter(filter_name).get_active_option().props.id
        except (AttributeError):
            filter = None
        return filter

    def shotwell(self, search, date):
        if search is None or search == 'None':
            search = ''
        if date:
            date = int(date)*86400
            now = time.time()
            date = now - date
        search = search.decode('utf-8')
        import sqlite3
        data_list = []
        shotwell_path = ''
        #Check the db path
        shotwell_desktop = "/usr/share/applications/shotwell.desktop"
#        if os.path.exists(shotwell_desktop):
        shotwell_db = "/home/"+ os.getenv('USER') +"/.shotwell/data/photo.db"
        shutil.copy2(shotwell_db, shotwell_db+'_backup2')
        if os.path.exists(shotwell_db):
            conn = sqlite3.connect(shotwell_db+'_backup2')
            # Initiate cursors
            c = conn.cursor()
            d = conn.cursor()
            i = 0
            # Go explore
            if date:
                c.execute('select * from PhotoTable where exposure_time > '+str(date)+' order by id desc')
            else:
                c.execute('select * from PhotoTable order by id desc')
            for row in c:
                item_list = []
                event_id = str(row[10])
                uri = row[1]
                if gio.File(uri).query_exists():
                    genre = ''
                    exif_tags = ''
                    title = uri.split('/')[-1]
                    metadata = pyexiv2.ImageMetadata(uri)
                    metadata.read()
                
                    try:
                        event = d.execute('select name from EventTable where id='+event_id).fetchone()[0].encode('utf-8')
                    except:
                        event = ''
                    try:
    #                        date_taken = str(date.fromtimestamp(row[5]))
                        date_taken = str(metadata['Exif.Photo.DateTimeOriginal'].value)
                        year_taken = date_taken.split('-')[0]
                        month_taken = date_taken.split('-')[1]
                        day_taken = date_taken.split('-')[2].split(' ')[0]
                        hour_taken = date_taken.split(':')[0].split(' ')[1]
                        if int(hour_taken) < 10 and int(hour_taken) > 0:
                            hour_taken = hour_taken.split('0')[1]
                    except:
                        date_taken = ''
                        year_taken = ''
                        month_taken = ''
                        day_taken = ''
                        hour_taken = ''
                    try:
                        exif_model =  str(metadata['Exif.Image.Model'].value)
                    except:
                        exif_model = ''
                    try:
                        exif_make =  str(metadata['Exif.Image.Make'].value)
                    except:
                        exif_make = ''
                    try:
                        for tag in metadata['Iptc.Application2.Keywords'].value:
                            exif_tags = exif_tags + '__' + str(tag).decode('utf-8')
                    except:
                        exif_tags = ''

                    icon_hint = row[1]

                    if (not search 
                        or title.lower().find(search.lower())  > -1
                        or event.lower().find(search.lower())  > -1
                        or date_taken.lower().find(search.lower())  > -1
                        or exif_make.lower().find(search.lower())  > -1
                        or exif_model.lower().find(search.lower())  > -1
                        or exif_tags.lower().find(search.lower())  > -1
                        or genre.lower().find(search.lower())  > -1):
                        if i < 100:
    #                                print hour_taken
    #                                print time
                            item_list.append(title)
                            item_list.append(uri)
                            item_list.append(icon_hint)
                            item_list.append(genre)
                            data_list.append(item_list)
                            i = i + 1
        return data_list
        c.close()
        d.close()
        conn.close()


if __name__ == "__main__":
    session_bus_connection = Gio.bus_get_sync (Gio.BusType.SESSION, None)
    session_bus = Gio.DBusProxy.new_sync (session_bus_connection, 0, None,
                                          'org.freedesktop.DBus',
                                          '/org/freedesktop/DBus',
                                          'org.freedesktop.DBus', None)
    result = session_bus.call_sync('RequestName',
                                   GLib.Variant ("(su)", (BUS_NAME, 0x4)),
                                   0, -1, None)
                                   
    # Unpack variant response with signature "(u)". 1 means we got it.
    result = result.unpack()[0]
    
    if result != 1 :
        print >> sys.stderr, "Failed to own name %s. Bailing out." % BUS_NAME
        raise SystemExit (1)
    
    daemon = Daemon()
    GObject.MainLoop().run()