forked from openlp/openlp
525 lines
26 KiB
Python
525 lines
26 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 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) 2008-2013 Raoul Snyman #
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# Portions copyright (c) 2008-2013 Tim Bentley, Gerald Britton, Jonathan #
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# Corwin, Samuel Findlay, Michael Gorven, Scott Guerrieri, Matthias Hub, #
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# Meinert Jordan, Armin Köhler, Erik Lundin, Edwin Lunando, Brian T. Meyer. #
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# Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias Põldaru, #
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# Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
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# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Dave Warnock, #
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# Frode Woldsund, Martin Zibricky, Patrick Zimmermann #
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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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"""
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The song import functions for OpenLP.
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"""
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import codecs
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import logging
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import os
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from PyQt4 import QtCore, QtGui
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from openlp.core.lib import Registry, Settings, UiStrings, translate
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from openlp.core.lib.ui import critical_error_message_box
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from openlp.core.ui.wizard import OpenLPWizard, WizardStrings
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from openlp.plugins.songs.lib.importer import SongFormat, SongFormatSelect
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log = logging.getLogger(__name__)
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class SongImportForm(OpenLPWizard):
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"""
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This is the Song Import Wizard, which allows easy importing of Songs
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into OpenLP from other formats like OpenLyrics, OpenSong and CCLI.
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"""
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log.info(u'SongImportForm loaded')
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def __init__(self, parent, plugin):
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"""
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Instantiate the wizard, and run any extra setup we need to.
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``parent``
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The QWidget-derived parent of the wizard.
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``plugin``
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The songs plugin.
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"""
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self.clipboard = self.main_window.clipboard
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OpenLPWizard.__init__(self, parent, plugin, u'songImportWizard', u':/wizards/wizard_importsong.bmp')
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def setupUi(self, image):
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"""
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Set up the song wizard UI.
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"""
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self.format_widgets = dict([(song_format, {}) for song_format in SongFormat.get_format_list()])
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OpenLPWizard.setupUi(self, image)
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self.current_format = SongFormat.OpenLyrics
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self.format_stack.setCurrentIndex(self.current_format)
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self.format_combo_box.currentIndexChanged.connect(self.onCurrentIndexChanged)
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def onCurrentIndexChanged(self, index):
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"""
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Called when the format combo box's index changed.
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"""
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self.current_format = index
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self.format_stack.setCurrentIndex(index)
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self.source_page.emit(QtCore.SIGNAL(u'completeChanged()'))
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def custom_init(self):
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"""
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Song wizard specific initialisation.
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"""
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for song_format in SongFormat.get_format_list():
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if not SongFormat.get(song_format, u'availability'):
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self.format_widgets[song_format][u'disabled_widget'].setVisible(True)
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self.format_widgets[song_format][u'import_widget'].setVisible(False)
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def custom_signals(self):
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"""
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Song wizard specific signals.
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"""
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for song_format in SongFormat.get_format_list():
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select_mode = SongFormat.get(song_format, u'selectMode')
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if select_mode == SongFormatSelect.MultipleFiles:
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self.format_widgets[song_format][u'addButton'].clicked.connect(self.on_add_button_clicked)
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self.format_widgets[song_format][u'removeButton'].clicked.connect(self.onRemoveButtonClicked)
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else:
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self.format_widgets[song_format][u'browseButton'].clicked.connect(self.on_browse_button_clicked)
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self.format_widgets[song_format][u'file_path_edit'].textChanged.connect(self.onFilepathEditTextChanged)
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def add_custom_pages(self):
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"""
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Add song wizard specific pages.
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"""
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# Source Page
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self.source_page = SongImportSourcePage()
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self.source_page.setObjectName(u'source_page')
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self.source_layout = QtGui.QVBoxLayout(self.source_page)
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self.source_layout.setObjectName(u'source_layout')
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self.format_layout = QtGui.QFormLayout()
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self.format_layout.setObjectName(u'format_layout')
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self.format_label = QtGui.QLabel(self.source_page)
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self.format_label.setObjectName(u'format_label')
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self.format_combo_box = QtGui.QComboBox(self.source_page)
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self.format_combo_box.setObjectName(u'format_combo_box')
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self.format_layout.addRow(self.format_label, self.format_combo_box)
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self.format_spacer = QtGui.QSpacerItem(10, 0, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Minimum)
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self.format_layout.setItem(1, QtGui.QFormLayout.LabelRole, self.format_spacer)
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self.source_layout.addLayout(self.format_layout)
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self.format_h_spacing = self.format_layout.horizontalSpacing()
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self.format_v_spacing = self.format_layout.verticalSpacing()
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self.format_layout.setVerticalSpacing(0)
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self.stack_spacer = QtGui.QSpacerItem(10, 0, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Expanding)
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self.format_stack = QtGui.QStackedLayout()
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self.format_stack.setObjectName(u'format_stack')
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self.disablable_formats = []
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for self.current_format in SongFormat.get_format_list():
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self.addFileSelectItem()
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self.source_layout.addLayout(self.format_stack)
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self.addPage(self.source_page)
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def retranslateUi(self):
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"""
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Song wizard localisation.
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"""
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self.setWindowTitle(translate('SongsPlugin.ImportWizardForm', 'Song Import Wizard'))
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self.title_label.setText(WizardStrings.HeaderStyle % translate('OpenLP.Ui', 'Welcome to the Song Import Wizard'))
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self.information_label.setText(translate('SongsPlugin.ImportWizardForm',
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'This wizard will help you to import songs from a variety of '
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'formats. Click the next button below to start the process by selecting a format to import from.'))
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self.source_page.setTitle(WizardStrings.ImportSelect)
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self.source_page.setSubTitle(WizardStrings.ImportSelectLong)
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self.format_label.setText(WizardStrings.FormatLabel)
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for format in SongFormat.get_format_list():
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format_name, custom_combo_text, description_text, select_mode = \
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SongFormat.get(format, u'name', u'comboBoxText', u'descriptionText', u'selectMode')
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combo_box_text = (custom_combo_text if custom_combo_text else format_name)
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self.format_combo_box.setItemText(format, combo_box_text)
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if description_text is not None:
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self.format_widgets[format][u'description_label'].setText(description_text)
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if select_mode == SongFormatSelect.MultipleFiles:
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self.format_widgets[format][u'addButton'].setText(
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translate('SongsPlugin.ImportWizardForm', 'Add Files...'))
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self.format_widgets[format][u'removeButton'].setText(
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translate('SongsPlugin.ImportWizardForm', 'Remove File(s)'))
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else:
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self.format_widgets[format][u'browseButton'].setText(UiStrings().Browse)
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f_label = 'Filename:'
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if select_mode == SongFormatSelect.SingleFolder:
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f_label = 'Folder:'
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self.format_widgets[format][u'filepathLabel'].setText(translate('SongsPlugin.ImportWizardForm', f_label))
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for format in self.disablable_formats:
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self.format_widgets[format][u'disabled_label'].setText(SongFormat.get(format, u'disabledLabelText'))
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self.progress_page.setTitle(WizardStrings.Importing)
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self.progress_page.setSubTitle(
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translate('SongsPlugin.ImportWizardForm', 'Please wait while your songs are imported.'))
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self.progress_label.setText(WizardStrings.Ready)
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self.progress_bar.setFormat(WizardStrings.PercentSymbolFormat)
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self.error_copy_to_button.setText(translate('SongsPlugin.ImportWizardForm', 'Copy'))
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self.error_save_to_button.setText(translate('SongsPlugin.ImportWizardForm', 'Save to File'))
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# Align all QFormLayouts towards each other.
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formats = filter(lambda f: u'filepathLabel' in self.format_widgets[f], SongFormat.get_format_list())
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labels = [self.format_widgets[f][u'filepathLabel'] for f in formats]
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# Get max width of all labels
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max_label_width = max(self.format_label.minimumSizeHint().width(),
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max([label.minimumSizeHint().width() for label in labels]))
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self.format_spacer.changeSize(max_label_width, 0, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
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spacers = [self.format_widgets[f][u'filepathSpacer'] for f in formats]
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for index, spacer in enumerate(spacers):
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spacer.changeSize(
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max_label_width - labels[index].minimumSizeHint().width(), 0,
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QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
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# Align descriptionLabels with rest of layout
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for format in SongFormat.get_format_list():
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if SongFormat.get(format, u'descriptionText') is not None:
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self.format_widgets[format][u'descriptionSpacer'].changeSize(
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max_label_width + self.format_h_spacing, 0, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
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def custom_page_changed(self, page_id):
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"""
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Called when changing to a page other than the progress page.
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"""
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if self.page(page_id) == self.source_page:
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self.onCurrentIndexChanged(self.format_stack.currentIndex())
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def validateCurrentPage(self):
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"""
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Re-implement te validateCurrentPage() method. Validate the current page before moving on to the next page.
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Provide each song format class with a chance to validate its input by overriding isValidSource().
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"""
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if self.currentPage() == self.welcome_page:
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return True
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elif self.currentPage() == self.source_page:
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this_format = self.current_format
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Settings().setValue(u'songs/last import type', this_format)
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select_mode, class_, error_msg = SongFormat.get(this_format, u'selectMode', u'class', u'invalidSourceMsg')
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if select_mode == SongFormatSelect.MultipleFiles:
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import_source = self.get_list_of_files(self.format_widgets[this_format][u'file_list_widget'])
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error_title = UiStrings().IFSp
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focus_button = self.format_widgets[this_format][u'addButton']
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else:
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import_source = self.format_widgets[this_format][u'file_path_edit'].text()
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error_title = (UiStrings().IFSs if select_mode == SongFormatSelect.SingleFile else UiStrings().IFdSs)
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focus_button = self.format_widgets[this_format][u'browseButton']
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if not class_.isValidSource(import_source):
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critical_error_message_box(error_title, error_msg)
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focus_button.setFocus()
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return False
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return True
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elif self.currentPage() == self.progress_page:
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return True
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def get_files(self, title, listbox, filters=u''):
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"""
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Opens a QFileDialog and writes the filenames to the given listbox.
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``title``
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The title of the dialog (unicode).
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``listbox``
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A listbox (QListWidget).
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``filters``
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The file extension filters. It should contain the file descriptions
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as well as the file extensions. For example::
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u'SongBeamer Files (*.sng)'
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"""
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if filters:
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filters += u';;'
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filters += u'%s (*)' % UiStrings().AllFiles
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filenames = QtGui.QFileDialog.getOpenFileNames(self, title,
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Settings().value(self.plugin.settingsSection + u'/last directory import'), filters)
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if filenames:
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listbox.addItems(filenames)
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Settings().setValue(self.plugin.settingsSection + u'/last directory import',
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os.path.split(unicode(filenames[0]))[0])
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def get_list_of_files(self, listbox):
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"""
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Return a list of file from the listbox
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"""
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return [listbox.item(i).text() for i in range(listbox.count())]
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def remove_selected_items(self, list_box):
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"""
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Remove selected list_box items
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"""
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for item in list_box.selectedItems():
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item = list_box.takeItem(list_box.row(item))
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del item
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def on_browse_button_clicked(self):
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"""
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Browse for files or a directory.
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"""
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this_format = self.current_format
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select_mode, format_name, ext_filter = SongFormat.get(this_format, u'selectMode', u'name', u'filter')
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file_path_edit = self.format_widgets[this_format][u'file_path_edit']
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if select_mode == SongFormatSelect.SingleFile:
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self.get_file_name(
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WizardStrings.OpenTypeFile % format_name, file_path_edit, u'last directory import', ext_filter)
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elif select_mode == SongFormatSelect.SingleFolder:
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self.get_folder(WizardStrings.OpenTypeFolder % format_name, file_path_edit, u'last directory import')
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def on_add_button_clicked(self):
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"""
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Add a file or directory.
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"""
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this_format = self.current_format
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select_mode, format_name, ext_filter, custom_title = \
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SongFormat.get(this_format, u'selectMode', u'name', u'filter', u'getFilesTitle')
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title = custom_title if custom_title else WizardStrings.OpenTypeFile % format_name
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if select_mode == SongFormatSelect.MultipleFiles:
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self.get_files(title, self.format_widgets[this_format][u'file_list_widget'], ext_filter)
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self.source_page.emit(QtCore.SIGNAL(u'completeChanged()'))
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def onRemoveButtonClicked(self):
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"""
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Remove a file from the list.
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"""
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self.remove_selected_items(self.format_widgets[self.current_format][u'file_list_widget'])
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self.source_page.emit(QtCore.SIGNAL(u'completeChanged()'))
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def onFilepathEditTextChanged(self):
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"""
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Called when the content of the Filename/Folder edit box changes.
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"""
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self.source_page.emit(QtCore.SIGNAL(u'completeChanged()'))
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def setDefaults(self):
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"""
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Set default form values for the song import wizard.
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"""
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self.restart()
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self.finish_button.setVisible(False)
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self.cancel_button.setVisible(True)
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last_import_type = Settings().value(u'songs/last import type')
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if last_import_type < 0 or last_import_type >= self.format_combo_box.count():
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last_import_type = 0
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self.format_combo_box.setCurrentIndex(last_import_type)
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for format in SongFormat.get_format_list():
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select_mode = SongFormat.get(format, u'selectMode')
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if select_mode == SongFormatSelect.MultipleFiles:
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self.format_widgets[format][u'file_list_widget'].clear()
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else:
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self.format_widgets[format][u'file_path_edit'].setText(u'')
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self.error_report_text_edit.clear()
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self.error_report_text_edit.setHidden(True)
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self.error_copy_to_button.setHidden(True)
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self.error_save_to_button.setHidden(True)
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def preWizard(self):
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"""
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Perform pre import tasks
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"""
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OpenLPWizard.pre_wizard(self)
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self.progress_label.setText(WizardStrings.StartingImport)
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self.application.process_events()
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def performWizard(self):
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"""
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Perform the actual import. This method pulls in the correct importer
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class, and then runs the ``doImport`` method of the importer to do
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the actual importing.
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"""
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source_format = self.current_format
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select_mode = SongFormat.get(source_format, u'selectMode')
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if select_mode == SongFormatSelect.SingleFile:
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importer = self.plugin.importSongs(source_format,
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filename=self.format_widgets[source_format][u'file_path_edit'].text())
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elif select_mode == SongFormatSelect.SingleFolder:
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importer = self.plugin.importSongs(source_format,
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folder=self.format_widgets[source_format][u'file_path_edit'].text())
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else:
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importer = self.plugin.importSongs(source_format,
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filenames=self.get_list_of_files(self.format_widgets[source_format][u'file_list_widget']))
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importer.doImport()
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self.progress_label.setText(WizardStrings.FinishedImport)
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def on_error_copy_to_button_clicked(self):
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"""
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Copy the error report to the clipboard.
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"""
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self.clipboard.setText(self.error_report_text_edit.toPlainText())
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def on_error_save_to_button_clicked(self):
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"""
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Save the error report to a file.
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"""
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filename = QtGui.QFileDialog.getSaveFileName(self,
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Settings().value(self.plugin.settingsSection + u'/last directory import'))
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if not filename:
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return
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report_file = codecs.open(filename, u'w', u'utf-8')
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report_file.write(self.error_report_text_edit.toPlainText())
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report_file.close()
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def addFileSelectItem(self):
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"""
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Add a file selection page.
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"""
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this_format = self.current_format
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prefix, can_disable, description_text, select_mode = \
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SongFormat.get(this_format, u'prefix', u'canDisable', u'descriptionText', u'selectMode')
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page = QtGui.QWidget()
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page.setObjectName(prefix + u'Page')
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if can_disable:
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importWidget = self.disablableWidget(page, prefix)
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else:
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importWidget = page
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importLayout = QtGui.QVBoxLayout(importWidget)
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importLayout.setMargin(0)
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importLayout.setObjectName(prefix + u'ImportLayout')
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if description_text is not None:
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descriptionLayout = QtGui.QHBoxLayout()
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descriptionLayout.setObjectName(prefix + u'DescriptionLayout')
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descriptionSpacer = QtGui.QSpacerItem(0, 0, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
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descriptionLayout.addSpacerItem(descriptionSpacer)
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description_label = QtGui.QLabel(importWidget)
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description_label.setWordWrap(True)
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description_label.setOpenExternalLinks(True)
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description_label.setObjectName(prefix + u'_description_label')
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descriptionLayout.addWidget(description_label)
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importLayout.addLayout(descriptionLayout)
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self.format_widgets[this_format][u'description_label'] = description_label
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self.format_widgets[this_format][u'descriptionSpacer'] = descriptionSpacer
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if select_mode == SongFormatSelect.SingleFile or select_mode == SongFormatSelect.SingleFolder:
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file_path_layout = QtGui.QHBoxLayout()
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file_path_layout.setObjectName(prefix + u'_file_path_layout')
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file_path_layout.setContentsMargins(0, self.format_v_spacing, 0, 0)
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filepathLabel = QtGui.QLabel(importWidget)
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filepathLabel.setObjectName(prefix + u'FilepathLabel')
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file_path_layout.addWidget(filepathLabel)
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filepathSpacer = QtGui.QSpacerItem(0, 0, QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
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file_path_layout.addSpacerItem(filepathSpacer)
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file_path_edit = QtGui.QLineEdit(importWidget)
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file_path_edit.setObjectName(prefix + u'_file_path_edit')
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file_path_layout.addWidget(file_path_edit)
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|
browseButton = QtGui.QToolButton(importWidget)
|
|
browseButton.setIcon(self.open_icon)
|
|
browseButton.setObjectName(prefix + u'BrowseButton')
|
|
file_path_layout.addWidget(browseButton)
|
|
importLayout.addLayout(file_path_layout)
|
|
importLayout.addSpacerItem(self.stack_spacer)
|
|
self.format_widgets[this_format][u'filepathLabel'] = filepathLabel
|
|
self.format_widgets[this_format][u'filepathSpacer'] = filepathSpacer
|
|
self.format_widgets[this_format][u'file_path_layout'] = file_path_layout
|
|
self.format_widgets[this_format][u'file_path_edit'] = file_path_edit
|
|
self.format_widgets[this_format][u'browseButton'] = browseButton
|
|
elif select_mode == SongFormatSelect.MultipleFiles:
|
|
fileListWidget = QtGui.QListWidget(importWidget)
|
|
fileListWidget.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
|
|
fileListWidget.setObjectName(prefix + u'FileListWidget')
|
|
importLayout.addWidget(fileListWidget)
|
|
button_layout = QtGui.QHBoxLayout()
|
|
button_layout.setObjectName(prefix + u'_button_layout')
|
|
addButton = QtGui.QPushButton(importWidget)
|
|
addButton.setIcon(self.open_icon)
|
|
addButton.setObjectName(prefix + u'AddButton')
|
|
button_layout.addWidget(addButton)
|
|
button_layout.addStretch()
|
|
removeButton = QtGui.QPushButton(importWidget)
|
|
removeButton.setIcon(self.delete_icon)
|
|
removeButton.setObjectName(prefix + u'RemoveButton')
|
|
button_layout.addWidget(removeButton)
|
|
importLayout.addLayout(button_layout)
|
|
self.format_widgets[this_format][u'file_list_widget'] = fileListWidget
|
|
self.format_widgets[this_format][u'button_layout'] = button_layout
|
|
self.format_widgets[this_format][u'addButton'] = addButton
|
|
self.format_widgets[this_format][u'removeButton'] = removeButton
|
|
self.format_stack.addWidget(page)
|
|
self.format_widgets[this_format][u'page'] = page
|
|
self.format_widgets[this_format][u'importLayout'] = importLayout
|
|
self.format_combo_box.addItem(u'')
|
|
|
|
def disablableWidget(self, page, prefix):
|
|
"""
|
|
Disable a widget.
|
|
"""
|
|
this_format = self.current_format
|
|
self.disablable_formats.append(this_format)
|
|
layout = QtGui.QVBoxLayout(page)
|
|
layout.setMargin(0)
|
|
layout.setSpacing(0)
|
|
layout.setObjectName(prefix + u'_layout')
|
|
disabled_widget = QtGui.QWidget(page)
|
|
disabled_widget.setVisible(False)
|
|
disabled_widget.setObjectName(prefix + u'_disabled_widget')
|
|
disabled_layout = QtGui.QVBoxLayout(disabled_widget)
|
|
disabled_layout.setMargin(0)
|
|
disabled_layout.setObjectName(prefix + u'_disabled_layout')
|
|
disabled_label = QtGui.QLabel(disabled_widget)
|
|
disabled_label.setWordWrap(True)
|
|
disabled_label.setObjectName(prefix + u'_disabled_label')
|
|
disabled_layout.addWidget(disabled_label)
|
|
disabled_layout.addSpacerItem(self.stack_spacer)
|
|
layout.addWidget(disabled_widget)
|
|
import_widget = QtGui.QWidget(page)
|
|
import_widget.setObjectName(prefix + u'_import_widget')
|
|
layout.addWidget(import_widget)
|
|
self.format_widgets[this_format][u'layout'] = layout
|
|
self.format_widgets[this_format][u'disabled_widget'] = disabled_widget
|
|
self.format_widgets[this_format][u'disabled_layout'] = disabled_layout
|
|
self.format_widgets[this_format][u'disabled_label'] = disabled_label
|
|
self.format_widgets[this_format][u'import_widget'] = import_widget
|
|
return import_widget
|
|
|
|
def _get_main_window(self):
|
|
"""
|
|
Adds the main window to the class dynamically
|
|
"""
|
|
if not hasattr(self, u'_main_window'):
|
|
self._main_window = Registry().get(u'main_window')
|
|
return self._main_window
|
|
|
|
main_window = property(_get_main_window)
|
|
|
|
|
|
class SongImportSourcePage(QtGui.QWizardPage):
|
|
"""
|
|
Subclass of QtGui.QWizardPage to override isComplete() for Source Page.
|
|
"""
|
|
def isComplete(self):
|
|
"""
|
|
Return True if:
|
|
|
|
* an available format is selected, and
|
|
* if MultipleFiles mode, at least one file is selected
|
|
* or if SingleFile mode, the specified file exists
|
|
* or if SingleFolder mode, the specified folder exists
|
|
|
|
When this method returns True, the wizard's Next button is enabled.
|
|
"""
|
|
wizard = self.wizard()
|
|
this_format = wizard.current_format
|
|
select_mode, format_available = SongFormat.get(this_format, u'selectMode', u'availability')
|
|
if format_available:
|
|
if select_mode == SongFormatSelect.MultipleFiles:
|
|
if wizard.format_widgets[this_format][u'file_list_widget'].count() > 0:
|
|
return True
|
|
else:
|
|
filepath = unicode(wizard.format_widgets[this_format][u'file_path_edit'].text())
|
|
if filepath:
|
|
if select_mode == SongFormatSelect.SingleFile and os.path.isfile(filepath):
|
|
return True
|
|
elif select_mode == SongFormatSelect.SingleFolder and os.path.isdir(filepath):
|
|
return True
|
|
return False
|