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- switch to Python3 style sorting 

- use ICU for string sorting
This commit is contained in:
M2j 2013-03-30 22:54:42 +01:00
parent 947c9a7346
commit 76ea812629
13 changed files with 69 additions and 75 deletions
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6
openlp/core/ui/exceptionform.py
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@ -69,6 +69,11 @@ try:
MAKO_VERSION = mako.__version__
except ImportError:
MAKO_VERSION = u'-'
try:
import icu
ICU_VERSION = u'OK'
except ImportError:
ICU_VERSION = u'-'
try:
import uno
arg = uno.createUnoStruct(u'com.sun.star.beans.PropertyValue')
@ -143,6 +148,7 @@ class ExceptionForm(QtGui.QDialog, Ui_ExceptionDialog):
u'PyEnchant: %s\n' % ENCHANT_VERSION + \
u'PySQLite: %s\n' % SQLITE_VERSION + \
u'Mako: %s\n' % MAKO_VERSION + \
u'pyICU: %s\n' % ICU_VERSION + \
u'pyUNO bridge: %s\n' % UNO_VERSION + \
u'VLC: %s\n' % VLC_VERSION
if platform.system() == u'Linux':

4
openlp/core/ui/thememanager.py
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@ -44,7 +44,7 @@ from openlp.core.lib.theme import ThemeXML, BackgroundType, VerticalType, Backgr
from openlp.core.lib.ui import critical_error_message_box, create_widget_action
from openlp.core.theme import Theme
from openlp.core.ui import FileRenameForm, ThemeForm
from openlp.core.utils import AppLocation, delete_file, locale_compare, get_filesystem_encoding
from openlp.core.utils import AppLocation, delete_file, get_local_key, get_filesystem_encoding
log = logging.getLogger(__name__)
@ -418,7 +418,7 @@ class ThemeManager(QtGui.QWidget):
self.theme_list_widget.clear()
files = AppLocation.get_files(self.settings_section, u'.png')
# Sort the themes by its name considering language specific
files.sort(key=lambda file_name: unicode(file_name), cmp=locale_compare)
files.sort(key=lambda file_name: get_local_key(unicode(file_name)))
# now process the file list of png files
for name in files:
# check to see file is in theme root directory

47
openlp/core/utils/__init__.py
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@ -38,6 +38,7 @@ import re
from subprocess import Popen, PIPE
import sys
import urllib2
import icu
from PyQt4 import QtGui, QtCore
@ -56,6 +57,7 @@ from openlp.core.lib import translate
log = logging.getLogger(__name__)
APPLICATION_VERSION = {}
IMAGES_FILTER = None
ICU_COLLATOR = None
UNO_CONNECTION_TYPE = u'pipe'
#UNO_CONNECTION_TYPE = u'socket'
CONTROL_CHARS = re.compile(r'[\x00-\x1F\x7F-\x9F]', re.UNICODE)
@ -379,21 +381,42 @@ def format_time(text, local_time):
return re.sub('\%[a-zA-Z]', match_formatting, text)
def locale_compare(string1, string2):
def get_local_key(string):
"""
Compares two strings according to the current locale settings.
As any other compare function, returns a negative, or a positive value,
or 0, depending on whether string1 collates before or after string2 or
is equal to it. Comparison is case insensitive.
Creates a key for case insensitive, locale aware string sorting.
"""
# Function locale.strcoll() from standard Python library does not work properly on Windows.
return locale.strcoll(string1.lower(), string2.lower())
string = string.lower()
# For Python 3 on platforms other than Windows ICU is not necessary. In those cases locale.strxfrm(str) can be used.
global ICU_COLLATOR
if ICU_COLLATOR is None:
from languagemanager import LanguageManager
locale = LanguageManager.get_language()
icu_locale = icu.Locale(locale)
ICU_COLLATOR = icu.Collator.createInstance(icu_locale)
return ICU_COLLATOR.getSortKey(string)
# For performance reasons provide direct reference to compare function without wrapping it in another function making
# the string lowercase. This is needed for sorting songs.
locale_direct_compare = locale.strcoll
def get_natural_key(string):
"""
Generate a key for locale aware natural string sorting. Returns a list of strings and integers.
``string``
A string, list or tuple which represents the item string.
"""
if isinstance(string, basestring):
string = re.findall(r'(\d+|\D+)', string)
if len(string) == 1:
return list(get_local_key(string[0]))
elif isinstance(string, tuple):
string = list(string)
if isinstance(string, list):
for index, part in enumerate(string):
if isinstance(part, basestring):
if part.isdigit():
string[index] = int(part)
else:
string[index] = get_local_key(part)
return string
from applocation import AppLocation
@ -403,4 +426,4 @@ from actions import ActionList
__all__ = [u'AppLocation', u'ActionList', u'LanguageManager', u'get_application_version', u'check_latest_version',
u'add_actions', u'get_filesystem_encoding', u'get_web_page', u'get_uno_command', u'get_uno_instance',
u'delete_file', u'clean_filename', u'format_time', u'locale_compare', u'locale_direct_compare']
u'delete_file', u'clean_filename', u'format_time', u'get_local_key', u'get_natural_key']

4
openlp/plugins/bibles/forms/bibleimportform.py
View File

@ -38,7 +38,7 @@ from openlp.core.lib import Settings, UiStrings, translate
from openlp.core.lib.db import delete_database
from openlp.core.lib.ui import critical_error_message_box
from openlp.core.ui.wizard import OpenLPWizard, WizardStrings
from openlp.core.utils import AppLocation, locale_compare
from openlp.core.utils import AppLocation, get_local_key
from openlp.plugins.bibles.lib.manager import BibleFormat
from openlp.plugins.bibles.lib.db import BiblesResourcesDB, clean_filename
@ -455,7 +455,7 @@ class BibleImportForm(OpenLPWizard):
"""
self.webTranslationComboBox.clear()
bibles = self.web_bible_list[index].keys()
bibles.sort(cmp=locale_compare)
bibles.sort(key=get_local_key)
self.webTranslationComboBox.addItems(bibles)
def onOsisBrowseButtonClicked(self):

6
openlp/plugins/bibles/lib/mediaitem.py
View File

@ -36,7 +36,7 @@ from openlp.core.lib import Registry, MediaManagerItem, ItemCapabilities, Servic
from openlp.core.lib.searchedit import SearchEdit
from openlp.core.lib.ui import set_case_insensitive_completer, create_horizontal_adjusting_combo_box, \
critical_error_message_box, find_and_set_in_combo_box, build_icon
from openlp.core.utils import locale_compare
from openlp.core.utils import get_local_key
from openlp.plugins.bibles.forms import BibleImportForm, EditBibleForm
from openlp.plugins.bibles.lib import LayoutStyle, DisplayStyle, VerseReferenceList, get_reference_separator, \
LanguageSelection, BibleStrings
@ -325,7 +325,7 @@ class BibleMediaItem(MediaManagerItem):
# Get all bibles and sort the list.
bibles = self.plugin.manager.get_bibles().keys()
bibles = filter(None, bibles)
bibles.sort(cmp=locale_compare)
bibles.sort(key=get_local_key)
# Load the bibles into the combo boxes.
self.quickVersionComboBox.addItems(bibles)
self.quickSecondComboBox.addItems(bibles)
@ -461,7 +461,7 @@ class BibleMediaItem(MediaManagerItem):
for book in book_data:
data = BiblesResourcesDB.get_book_by_id(book.book_reference_id)
books.append(data[u'name'] + u' ')
books.sort(cmp=locale_compare)
books.sort(key=get_local_key)
set_case_insensitive_completer(books, self.quickSearchEdit)
def on_import_click(self):

7
openlp/plugins/custom/lib/db.py
View File

@ -35,7 +35,7 @@ from sqlalchemy import Column, Table, types
from sqlalchemy.orm import mapper
from openlp.core.lib.db import BaseModel, init_db
from openlp.core.utils import locale_compare
from openlp.core.utils import get_local_key
class CustomSlide(BaseModel):
"""
@ -44,11 +44,10 @@ class CustomSlide(BaseModel):
# By default sort the customs by its title considering language specific
# characters.
def __lt__(self, other):
r = locale_compare(self.title, other.title)
return True if r < 0 else False
return get_local_key(self.title) < get_local_key(other.title)
def __eq__(self, other):
return 0 == locale_compare(self.title, other.title)
return get_local_key(self.title) == get_local_key(other.title)
def init_schema(url):

12
openlp/plugins/images/lib/mediaitem.py
View File

@ -36,7 +36,7 @@ from openlp.core.lib import ItemCapabilities, MediaManagerItem, Registry, Servic
StringContent, TreeWidgetWithDnD, UiStrings, build_icon, check_directory_exists, check_item_selected, \
create_thumb, translate, validate_thumb
from openlp.core.lib.ui import create_widget_action, critical_error_message_box
from openlp.core.utils import AppLocation, delete_file, locale_compare, get_images_filter
from openlp.core.utils import AppLocation, delete_file, get_local_key, get_images_filter
from openlp.plugins.images.forms import AddGroupForm, ChooseGroupForm
from openlp.plugins.images.lib.db import ImageFilenames, ImageGroups
@ -255,7 +255,7 @@ class ImageMediaItem(MediaManagerItem):
The ID of the group that will be added recursively
"""
image_groups = self.manager.get_all_objects(ImageGroups, ImageGroups.parent_id == parent_group_id)
image_groups.sort(cmp=locale_compare, key=lambda group_object: group_object.group_name)
image_groups.sort(key=lambda group_object: get_local_key(group_object.group_name))
folder_icon = build_icon(u':/images/image_group.png')
for image_group in image_groups:
group = QtGui.QTreeWidgetItem()
@ -286,7 +286,7 @@ class ImageMediaItem(MediaManagerItem):
combobox.clear()
combobox.top_level_group_added = False
image_groups = self.manager.get_all_objects(ImageGroups, ImageGroups.parent_id == parent_group_id)
image_groups.sort(cmp=locale_compare, key=lambda group_object: group_object.group_name)
image_groups.sort(key=lambda group_object: get_local_key(group_object.group_name))
for image_group in image_groups:
combobox.addItem(prefix + image_group.group_name, image_group.id)
self.fill_groups_combobox(combobox, image_group.id, prefix + ' ')
@ -338,7 +338,7 @@ class ImageMediaItem(MediaManagerItem):
self.expand_group(open_group.id)
# Sort the images by its filename considering language specific
# characters.
images.sort(cmp=locale_compare, key=lambda image_object: os.path.split(unicode(image_object.filename))[1])
images.sort(key=lambda image_object: get_local_key(os.path.split(unicode(image_object.filename))[1]))
for imageFile in images:
log.debug(u'Loading image: %s', imageFile.filename)
filename = os.path.split(imageFile.filename)[1]
@ -525,9 +525,9 @@ class ImageMediaItem(MediaManagerItem):
group_items.append(item)
if isinstance(item.data(0, QtCore.Qt.UserRole), ImageFilenames):
image_items.append(item)
group_items.sort(cmp=locale_compare, key=lambda item: item.text(0))
group_items.sort(key=lambda item: get_local_key(item.text(0)))
target_group.addChildren(group_items)
image_items.sort(cmp=locale_compare, key=lambda item: item.text(0))
image_items.sort(key=lambda item: get_local_key(item.text(0)))
target_group.addChildren(image_items)
def generate_slide_data(self, service_item, item=None, xmlVersion=False,

6
openlp/plugins/media/lib/mediaitem.py
View File

@ -37,7 +37,7 @@ from openlp.core.lib import ItemCapabilities, MediaManagerItem,MediaType, Regist
from openlp.core.lib.ui import critical_error_message_box, create_horizontal_adjusting_combo_box
from openlp.core.ui import DisplayController, Display, DisplayControllerType
from openlp.core.ui.media import get_media_players, set_media_players
from openlp.core.utils import AppLocation, locale_compare
from openlp.core.utils import AppLocation, get_local_key
log = logging.getLogger(__name__)
@ -261,7 +261,7 @@ class MediaMediaItem(MediaManagerItem):
def load_list(self, media, target_group=None):
# Sort the media by its filename considering language specific
# characters.
media.sort(cmp=locale_compare, key=lambda filename: os.path.split(unicode(filename))[1])
media.sort(key=lambda filename: get_local_key(os.path.split(unicode(filename))[1]))
for track in media:
track_info = QtCore.QFileInfo(track)
if not os.path.exists(track):
@ -287,7 +287,7 @@ class MediaMediaItem(MediaManagerItem):
def getList(self, type=MediaType.Audio):
media = Settings().value(self.settings_section + u'/media files')
media.sort(cmp=locale_compare, key=lambda filename: os.path.split(unicode(filename))[1])
media.sort(key=lambda filename: get_local_key(os.path.split(unicode(filename))[1]))
ext = []
if type == MediaType.Audio:
ext = self.media_controller.audio_extensions_list

5
openlp/plugins/presentations/lib/mediaitem.py
View File

@ -35,7 +35,7 @@ from PyQt4 import QtCore, QtGui
from openlp.core.lib import MediaManagerItem, Registry, ItemCapabilities, ServiceItemContext, Settings, UiStrings, \
build_icon, check_item_selected, create_thumb, translate, validate_thumb
from openlp.core.lib.ui import critical_error_message_box, create_horizontal_adjusting_combo_box
from openlp.core.utils import locale_compare
from openlp.core.utils import get_local_key
from openlp.plugins.presentations.lib import MessageListener
log = logging.getLogger(__name__)
@ -153,8 +153,7 @@ class PresentationMediaItem(MediaManagerItem):
if not initialLoad:
self.main_window.display_progress_bar(len(files))
# Sort the presentations by its filename considering language specific characters.
files.sort(cmp=locale_compare,
key=lambda filename: os.path.split(unicode(filename))[1])
files.sort(key=lambda filename: get_local_key(os.path.split(unicode(filename))[1]))
for file in files:
if not initialLoad:
self.main_window.increment_progress_bar()

4
openlp/plugins/songs/forms/songexportform.py
View File

@ -37,7 +37,7 @@ from PyQt4 import QtCore, QtGui
from openlp.core.lib import Registry, UiStrings, create_separated_list, build_icon, translate
from openlp.core.lib.ui import critical_error_message_box
from openlp.core.ui.wizard import OpenLPWizard, WizardStrings
from openlp.plugins.songs.lib import natcmp
from openlp.core.utils import get_natural_key
from openlp.plugins.songs.lib.db import Song
from openlp.plugins.songs.lib.openlyricsexport import OpenLyricsExport
@ -222,7 +222,7 @@ class SongExportForm(OpenLPWizard):
# Load the list of songs.
self.application.set_busy_cursor()
songs = self.plugin.manager.get_all_objects(Song)
songs.sort(cmp=natcmp, key=lambda song: song.sort_key)
songs.sort(key=lambda song: get_natural_key(song.sort_key))
for song in songs:
# No need to export temporary songs.
if song.temporary:

36
openlp/plugins/songs/lib/__init__.py
View File

@ -34,7 +34,7 @@ import re
from PyQt4 import QtGui
from openlp.core.lib import translate
from openlp.core.utils import CONTROL_CHARS, locale_direct_compare
from openlp.core.utils import CONTROL_CHARS
from db import Author
from ui import SongStrings
@ -592,37 +592,3 @@ def strip_rtf(text, default_encoding=None):
text = u''.join(out)
return text, default_encoding
def natcmp(a, b):
"""
Natural string comparison which mimics the behaviour of Python's internal cmp function.
"""
if len(a) <= len(b):
for i, key in enumerate(a):
if isinstance(key, int) and isinstance(b[i], int):
result = cmp(key, b[i])
elif isinstance(key, int) and not isinstance(b[i], int):
result = locale_direct_compare(str(key), b[i])
elif not isinstance(key, int) and isinstance(b[i], int):
result = locale_direct_compare(key, str(b[i]))
else:
result = locale_direct_compare(key, b[i])
if result != 0:
return result
if len(a) == len(b):
return 0
else:
return -1
else:
for i, key in enumerate(b):
if isinstance(a[i], int) and isinstance(key, int):
result = cmp(a[i], key)
elif isinstance(a[i], int) and not isinstance(key, int):
result = locale_direct_compare(str(a[i]), key)
elif not isinstance(a[i], int) and isinstance(key, int):
result = locale_direct_compare(a[i], str(key))
else:
result = locale_direct_compare(a[i], key)
if result != 0:
return result
return 1

6
openlp/plugins/songs/lib/mediaitem.py
View File

@ -38,12 +38,12 @@ from sqlalchemy.sql import or_
from openlp.core.lib import Registry, MediaManagerItem, ItemCapabilities, PluginStatus, ServiceItemContext, Settings, \
UiStrings, translate, check_item_selected, create_separated_list, check_directory_exists
from openlp.core.lib.ui import create_widget_action
from openlp.core.utils import AppLocation
from openlp.core.utils import AppLocation, get_natural_key
from openlp.plugins.songs.forms.editsongform import EditSongForm
from openlp.plugins.songs.forms.songmaintenanceform import SongMaintenanceForm
from openlp.plugins.songs.forms.songimportform import SongImportForm
from openlp.plugins.songs.forms.songexportform import SongExportForm
from openlp.plugins.songs.lib import VerseType, clean_string, natcmp
from openlp.plugins.songs.lib import VerseType, clean_string
from openlp.plugins.songs.lib.db import Author, Song, Book, MediaFile
from openlp.plugins.songs.lib.ui import SongStrings
from openlp.plugins.songs.lib.xml import OpenLyrics, SongXML
@ -225,7 +225,7 @@ class SongMediaItem(MediaManagerItem):
log.debug(u'display results Song')
self.save_auto_select_id()
self.list_view.clear()
searchresults.sort(cmp=natcmp, key=lambda song: song.sort_key)
searchresults.sort(key=lambda song: get_natural_key(song.sort_key))
for song in searchresults:
# Do not display temporary songs
if song.temporary:

1
scripts/check_dependencies.py
View File

@ -83,6 +83,7 @@ MODULES = [
'mako',
'migrate',
'uno',
'icu',
]