forked from openlp/openlp
280 lines
12 KiB
Python
280 lines
12 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
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###############################################################################
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# OpenLP - Open Source Lyrics Projection #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2012 Raoul Snyman #
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# Portions copyright (c) 2008-2012 Tim Bentley, Gerald Britton, Jonathan #
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# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
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# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
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# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
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# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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import logging
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import locale
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from PyQt4 import QtCore, QtGui
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from sqlalchemy.sql import or_, func
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from openlp.core.lib import MediaManagerItem, Receiver, ItemCapabilities, \
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check_item_selected, translate
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from openlp.core.lib.ui import UiStrings
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from openlp.plugins.custom.forms import EditCustomForm
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from openlp.plugins.custom.lib import CustomXMLParser
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from openlp.plugins.custom.lib.db import CustomSlide
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log = logging.getLogger(__name__)
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class CustomSearch(object):
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"""
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An enumeration for custom search methods.
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"""
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Titles = 1
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Themes = 2
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class CustomMediaItem(MediaManagerItem):
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"""
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This is the custom media manager item for Custom Slides.
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"""
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log.info(u'Custom Media Item loaded')
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def __init__(self, parent, plugin, icon):
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self.IconPath = u'custom/custom'
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MediaManagerItem.__init__(self, parent, plugin, icon)
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self.edit_custom_form = EditCustomForm(self, self.plugin.formparent,
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self.plugin.manager)
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self.singleServiceItem = False
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self.quickPreviewAllowed = True
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self.hasSearch = True
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# Holds information about whether the edit is remotly triggered and
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# which Custom is required.
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self.remoteCustom = -1
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self.manager = plugin.manager
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def addEndHeaderBar(self):
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self.toolbar.addSeparator()
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self.addSearchToToolBar()
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# Signals and slots
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QtCore.QObject.connect(self.searchTextEdit,
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QtCore.SIGNAL(u'cleared()'), self.onClearTextButtonClick)
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QtCore.QObject.connect(self.searchTextEdit,
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QtCore.SIGNAL(u'searchTypeChanged(int)'),
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self.onSearchTextButtonClicked)
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'custom_edit'), self.onRemoteEdit)
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'custom_edit_clear'), self.onRemoteEditClear)
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'custom_load_list'), self.loadList)
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'custom_preview'), self.onPreviewClick)
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def retranslateUi(self):
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self.searchTextLabel.setText(u'%s:' % UiStrings().Search)
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self.searchTextButton.setText(UiStrings().Search)
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def initialise(self):
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self.searchTextEdit.setSearchTypes([
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(CustomSearch.Titles, u':/songs/song_search_title.png',
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translate('SongsPlugin.MediaItem', 'Titles'),
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translate('SongsPlugin.MediaItem', 'Search Titles...')),
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(CustomSearch.Themes, u':/slides/slide_theme.png',
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UiStrings().Themes, UiStrings().SearchThemes)
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])
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self.loadList(self.manager.get_all_objects(
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CustomSlide, order_by_ref=CustomSlide.title))
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self.searchTextEdit.setCurrentSearchType(QtCore.QSettings().value(
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u'%s/last search type' % self.settingsSection,
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QtCore.QVariant(CustomSearch.Titles)).toInt()[0])
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def loadList(self, custom_slides):
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# Sort out what custom we want to select after loading the list.
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self.saveAutoSelectId()
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self.listView.clear()
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# Sort the customs by its title considering language specific
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# characters. lower() is needed for windows!
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custom_slides.sort(
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cmp=locale.strcoll, key=lambda custom: custom.title.lower())
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for custom_slide in custom_slides:
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custom_name = QtGui.QListWidgetItem(custom_slide.title)
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custom_name.setData(
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QtCore.Qt.UserRole, QtCore.QVariant(custom_slide.id))
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self.listView.addItem(custom_name)
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# Auto-select the custom.
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if custom_slide.id == self.autoSelectId:
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self.listView.setCurrentItem(custom_name)
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self.autoSelectId = -1
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# Called to redisplay the custom list screen edith from a search
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# or from the exit of the Custom edit dialog. If remote editing is
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# active trigger it and clean up so it will not update again.
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if self.remoteTriggered == u'L':
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self.onAddClick()
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if self.remoteTriggered == u'P':
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self.onPreviewClick()
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self.onRemoteEditClear()
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def onNewClick(self):
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self.edit_custom_form.loadCustom(0)
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self.edit_custom_form.exec_()
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self.onClearTextButtonClick()
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self.onSelectionChange()
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def onRemoteEditClear(self):
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self.remoteTriggered = None
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self.remoteCustom = -1
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def onRemoteEdit(self, message):
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"""
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Called by ServiceManager or SlideController by event passing
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the custom Id in the payload along with an indicator to say which
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type of display is required.
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"""
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remote_type, custom_id = message.split(u':')
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custom_id = int(custom_id)
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valid = self.manager.get_object(CustomSlide, custom_id)
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if valid:
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self.remoteCustom = custom_id
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self.remoteTriggered = remote_type
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self.edit_custom_form.loadCustom(custom_id, (remote_type == u'P'))
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self.edit_custom_form.exec_()
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self.autoSelectId = -1
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self.onSearchTextButtonClicked()
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def onEditClick(self):
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"""
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Edit a custom item
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"""
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if check_item_selected(self.listView, UiStrings().SelectEdit):
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item = self.listView.currentItem()
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item_id = (item.data(QtCore.Qt.UserRole)).toInt()[0]
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self.edit_custom_form.loadCustom(item_id, False)
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self.edit_custom_form.exec_()
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self.autoSelectId = -1
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self.onSearchTextButtonClicked()
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def onDeleteClick(self):
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"""
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Remove a custom item from the list and database
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"""
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if check_item_selected(self.listView, UiStrings().SelectDelete):
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items = self.listView.selectedIndexes()
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if QtGui.QMessageBox.question(self,
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UiStrings().ConfirmDelete,
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translate('CustomPlugin.MediaItem',
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'Are you sure you want to delete the %n selected custom'
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' slide(s)?', '',
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QtCore.QCoreApplication.CodecForTr, len(items)),
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QtGui.QMessageBox.StandardButtons(QtGui.QMessageBox.Yes |
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QtGui.QMessageBox.No),
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QtGui.QMessageBox.Yes) == QtGui.QMessageBox.No:
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return
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row_list = [item.row() for item in self.listView.selectedIndexes()]
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row_list.sort(reverse=True)
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id_list = [(item.data(QtCore.Qt.UserRole)).toInt()[0]
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for item in self.listView.selectedIndexes()]
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for id in id_list:
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self.plugin.manager.delete_object(CustomSlide, id)
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self.onSearchTextButtonClicked()
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def onFocus(self):
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self.searchTextEdit.setFocus()
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def generateSlideData(self, service_item, item=None, xmlVersion=False,
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remote=False):
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raw_footer = []
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slide = None
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theme = None
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item_id = self._getIdOfItemToGenerate(item, self.remoteCustom)
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service_item.add_capability(ItemCapabilities.CanEdit)
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service_item.add_capability(ItemCapabilities.CanPreview)
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service_item.add_capability(ItemCapabilities.CanLoop)
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service_item.add_capability(ItemCapabilities.CanSoftBreak)
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customSlide = self.plugin.manager.get_object(CustomSlide, item_id)
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title = customSlide.title
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credit = customSlide.credits
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service_item.edit_id = item_id
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theme = customSlide.theme_name
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if theme:
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service_item.theme = theme
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customXML = CustomXMLParser(customSlide.text)
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verseList = customXML.get_verses()
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raw_slides = [verse[1] for verse in verseList]
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service_item.title = title
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for slide in raw_slides:
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service_item.add_from_text(slide[:30], slide)
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if QtCore.QSettings().value(self.settingsSection + u'/display footer',
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QtCore.QVariant(True)).toBool() or credit:
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raw_footer.append(title + u' ' + credit)
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else:
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raw_footer.append(u'')
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service_item.raw_footer = raw_footer
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return True
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def onSearchTextButtonClicked(self):
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# Save the current search type to the configuration.
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QtCore.QSettings().setValue(u'%s/last search type' %
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self.settingsSection,
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QtCore.QVariant(self.searchTextEdit.currentSearchType()))
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# Reload the list considering the new search type.
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search_keywords = unicode(self.searchTextEdit.displayText())
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search_results = []
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search_type = self.searchTextEdit.currentSearchType()
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if search_type == CustomSearch.Titles:
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log.debug(u'Titles Search')
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search_results = self.plugin.manager.get_all_objects(CustomSlide,
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CustomSlide.title.like(u'%' + self.whitespace.sub(u' ',
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search_keywords) + u'%'), order_by_ref=CustomSlide.title)
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self.loadList(search_results)
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elif search_type == CustomSearch.Themes:
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log.debug(u'Theme Search')
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search_results = self.plugin.manager.get_all_objects(CustomSlide,
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CustomSlide.theme_name.like(u'%' + self.whitespace.sub(u' ',
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search_keywords) + u'%'), order_by_ref=CustomSlide.title)
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self.loadList(search_results)
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self.checkSearchResult()
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def onSearchTextEditChanged(self, text):
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"""
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If search as type enabled invoke the search on each key press.
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If the Title is being searched do not start until 2 characters
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have been entered.
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"""
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search_length = 2
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if len(text) > search_length:
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self.onSearchTextButtonClicked()
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elif len(text) == 0:
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self.onClearTextButtonClick()
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def onClearTextButtonClick(self):
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"""
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Clear the search text.
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"""
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self.searchTextEdit.clear()
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self.onSearchTextButtonClicked()
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def search(self, string, showError):
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search_results = self.manager.get_all_objects(CustomSlide,
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or_(func.lower(CustomSlide.title).like(u'%' +
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string.lower() + u'%'),
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func.lower(CustomSlide.text).like(u'%' +
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string.lower() + u'%')),
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order_by_ref=CustomSlide.title)
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return [[custom.id, custom.title] for custom in search_results]
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