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continued working on 'merging' song books, topics, authors (NOT finished yet)

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This commit is contained in:
andreas 2010-07-16 20:20:18 +02:00
parent fedde147ae
commit 1f3656f792
1 changed files with 47 additions and 33 deletions
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80
openlp/plugins/songs/forms/songmaintenanceform.py
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@ -28,7 +28,7 @@ from sqlalchemy.sql import and_
from openlp.core.lib import translate
from openlp.plugins.songs.forms import AuthorsForm, TopicsForm, SongBookForm
from openlp.plugins.songs.lib.db import Author, Book, Topic, Song
from openlp.plugins.songs.lib.db import Author, Book, Topic, Song
from songmaintenancedialog import Ui_SongMaintenanceDialog
class SongMaintenanceForm(QtGui.QDialog, Ui_SongMaintenanceDialog):
@ -319,7 +319,16 @@ class SongMaintenanceForm(QtGui.QDialog, Ui_SongMaintenanceDialog):
translate('SongsPlugin.SongMaintenanceForm', 'Error'),
translate('SongsPlugin.SongMaintenanceForm',
'Could not save your changes.'))
else:
elif QtGui.QMessageBox.critical(self,
translate('SongsPlugin.SongMaintenanceForm', 'Error'),
translate('SongsPlugin.SongMaintenanceForm', 'The topic %s '
'already exists. Would you like to make songs with topic %s '
'use the existing topic %s?' % (topic.name, temp_name,
topic.name)),
QtGui.QMessageBox.StandardButtons(QtGui.QMessageBox.No | \
QtGui.QMessageBox.Yes)) == QtGui.QMessageBox.Yes:
self.mergeTopics(topic)
self.resetTopics()
# We restore the topics's old name.
topic.name = temp_name
QtGui.QMessageBox.critical(self,
@ -349,7 +358,15 @@ class SongMaintenanceForm(QtGui.QDialog, Ui_SongMaintenanceDialog):
translate('SongsPlugin.SongMaintenanceForm', 'Error'),
translate('SongsPlugin.SongMaintenanceForm',
'Could not save your changes.'))
elif self.mergeItems(Book, book):
elif QtGui.QMessageBox.critical(self,
translate('SongsPlugin.SongMaintenanceForm', 'Error'),
translate('SongsPlugin.SongMaintenanceForm', 'The book %s '
'already exists. Would you like to make songs with book %s '
'use the existing book %s?' % (book.name, temp_name,
book.name)),
QtGui.QMessageBox.StandardButtons(QtGui.QMessageBox.No | \
QtGui.QMessageBox.Yes)) == QtGui.QMessageBox.Yes:
self.mergeBooks(book)
self.resetBooks()
else:
# We restore the book's old name and publisher, because
@ -357,38 +374,35 @@ class SongMaintenanceForm(QtGui.QDialog, Ui_SongMaintenanceDialog):
book.name = temp_name
book.publisher = temp_publisher
def mergeItems(self, item_class, existing_item):
#def mergeAuthors(selfs, existing_author):
# def mergeTopics(self, existing_topic):
# '''
# '''
# new_topic = self.songmanager.get_object_filtered(Topic,
# Topic.name == existing_topic.name)
# songs = self.songmanager.get_all_objects_filtered(.....,
# songs_topics.topic_id == existing_topic.id)
# for song in songs:
# song.songs_topic.id = new_topic.id
# self.songmanager.save_object(song)
# self.songmanager.delete_object(Book, existing_topic.id)
def mergeBooks(self, existing_book):
'''
Called when a song book is edited, but the modified song book is a
duplicate (of an existing one). The user can merges the modified item
with the existing one in terms to be able to fix e. g. spelling mistakes in
the name.
'''
if QtGui.QMessageBox.critical(self,
translate('SongsPlugin.SongMaintenanceForm', 'Error'),
translate('SongsPlugin.SongMaintenanceForm', 'The book "bla"'
'already exists. Would you like to make songs with book "blu" use '
'the existing book "bla"?'),
QtGui.QMessageBox.StandardButtons(QtGui.QMessageBox.No | \
QtGui.QMessageBox.Yes)) == QtGui.QMessageBox.Yes:
#if item_class == Author:
#if item_class == Topic:
if item_class == Book:
songs = self.songmanager.get_all_objects_filtered(Song,
Song.song_book_id == existing_item.id)
book = self.songmanager.get_object_filtered(Book,
and_(
Book.name == existing_item.name,
Book.publisher == existing_item.publisher
)
)
for song in songs:
song.song_book_id = book.id
self.songmanager.save_object(song)
self.songmanager.delete_object(Book, existing_item.id)
return True
else:
return False
new_book = self.songmanager.get_object_filtered(Book,
and_(
Book.name == existing_book.name,
Book.publisher == existing_book.publisher
)
)
songs = self.songmanager.get_all_objects_filtered(Song,
Song.song_book_id == existing_book.id)
for song in songs:
song.song_book_id = new_book.id
self.songmanager.save_object(song)
self.songmanager.delete_object(Book, existing_book.id)
def onAuthorDeleteButtonClick(self):
"""