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yomichan-anki/yomi_base/reader.py

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# -*- coding: utf-8 -*-
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# Copyright (C) 2011 Alex Yatskov
#
# 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 os
import tarfile
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from PyQt4 import QtGui, QtCore
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from preferences import DialogPreferences
from update import UpdateFinder
from about import DialogAbout
from constants import constants
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from util import buildResPath
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from ui_gen import reader
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import reader_util
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class MainWindowReader(QtGui.QMainWindow, reader.Ui_MainWindowReader):
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class State:
def __init__(self):
self.filename = unicode()
self.definitions = list()
self.searchPosition = 0
self.searchText = unicode()
self.scanPosition = 0
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self.archiveIndex = None
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def __init__(self, parent, preferences, language, filename=None, anki=None, closed=None):
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QtGui.QMainWindow.__init__(self, parent)
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self.setupUi(self)
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self.textContent.mouseMoveEvent = self.onContentMouseMove
self.textContent.mousePressEvent = self.onContentMousePress
self.dockAnki.setEnabled(bool(anki))
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self.preferences = preferences
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self.updateFinder = UpdateFinder()
self.state = self.State()
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self.language = language
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self.addedFacts = list()
self.anki = anki
self.closed = closed
self.zoom = 0
self.applyPreferences()
self.updateRecentFiles()
self.updateDefinitions()
if filename:
self.openFile(filename)
elif self.preferences.generalRecentLoad:
filenames = self.preferences.recentFiles()
if filenames:
self.openFile(filenames[0])
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self.actionOpen.triggered.connect(self.onActionOpen)
self.actionPreferences.triggered.connect(self.onActionPreferences)
self.actionAbout.triggered.connect(self.onActionAbout)
self.actionZoomIn.triggered.connect(self.onActionZoomIn)
self.actionZoomOut.triggered.connect(self.onActionZoomOut)
self.actionZoomReset.triggered.connect(self.onActionZoomReset)
self.actionFind.triggered.connect(self.onActionFind)
self.actionFindNext.triggered.connect(self.onActionFindNext)
self.actionToggleWrap.toggled.connect(self.onActionToggleWrap)
self.actionCopyDefinition.triggered.connect(self.onActionCopyDefinition)
self.actionCopyAllDefinitions.triggered.connect(self.onActionCopyAllDefinitions)
self.actionCopySentence.triggered.connect(self.onActionCopySentence)
self.actionHomepage.triggered.connect(self.onActionHomepage)
self.actionFeedback.triggered.connect(self.onActionFeedback)
self.textDefinitions.anchorClicked.connect(self.onDefinitionsAnchorClicked)
self.textDefinitionSearch.returnPressed.connect(self.onDefinitionSearchReturn)
self.listDefinitions.itemDoubleClicked.connect(self.onDefinitionDoubleClicked)
self.dockDefinitions.visibilityChanged.connect(self.onVisibilityChanged)
self.dockAnki.visibilityChanged.connect(self.onVisibilityChanged)
self.updateFinder.updateResult.connect(self.onUpdaterSearchResult)
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if self.preferences.generalFindUpdates:
self.updateFinder.start()
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def applyPreferences(self):
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if self.preferences.uiReaderState is not None:
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self.restoreState(QtCore.QByteArray.fromBase64(self.preferences.uiReaderState))
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if self.preferences.uiReaderPosition is not None:
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self.move(QtCore.QPoint(*self.preferences.uiReaderPosition))
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if self.preferences.uiReaderSize is not None:
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self.resize(QtCore.QSize(*self.preferences.uiReaderSize))
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self.comboTags.addItems(self.preferences.ankiTags)
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self.applyPreferencesContent()
def applyPreferencesContent(self):
palette = self.textContent.palette()
palette.setColor(QtGui.QPalette.Base, QtGui.QColor(self.preferences.uiContentColorBg))
palette.setColor(QtGui.QPalette.Text, QtGui.QColor(self.preferences.uiContentColorFg))
self.textContent.setPalette(palette)
font = self.textContent.font()
font.setFamily(self.preferences.uiContentFontFamily)
font.setPointSize(self.preferences.uiContentFontSize + self.zoom)
self.textContent.setFont(font)
self.actionToggleWrap.setChecked(self.preferences.uiContentWordWrap)
def closeEvent(self, event):
self.closeFile()
self.preferences.uiReaderState = self.saveState().toBase64()
self.preferences.save()
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if self.anki is not None:
self.anki.stopEditing()
if self.closed is not None:
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self.closed()
def keyPressEvent(self, event):
if self.dockDefinitions.isVisible() and event.key() == QtCore.Qt.Key_Shift:
self.updateSampleFromPosition()
def dragEnterEvent(self, event):
if event.mimeData().hasUrls():
event.acceptProposedAction()
def dropEvent(self, event):
url = event.mimeData().urls()[0]
self.openFile(url.toLocalFile())
def moveEvent(self, event):
self.preferences.uiReaderPosition = (event.pos().x(), event.pos().y())
def resizeEvent(self, event):
self.preferences.uiReaderSize = (event.size().width(), event.size().height())
def onActionOpen(self):
filename = QtGui.QFileDialog.getOpenFileName(
parent=self,
caption='Select a file to open',
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filter='Text files (*.txt);;Archive files (*.bz2 *.gz *.tar *.tgz);;All files (*.*)'
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)
if not filename.isNull():
self.openFile(filename)
def onActionPreferences(self):
dialog = DialogPreferences(self, self.preferences, self.anki)
if dialog.exec_() == QtGui.QDialog.Accepted:
self.applyPreferencesContent()
def onActionAbout(self):
dialog = DialogAbout(self)
dialog.exec_()
def onActionZoomIn(self):
font = self.textContent.font()
if font.pointSize() < 72:
font.setPointSize(font.pointSize() + 1)
self.textContent.setFont(font)
self.zoom += 1
def onActionZoomOut(self):
font = self.textContent.font()
if font.pointSize() > 1:
font.setPointSize(font.pointSize() - 1)
self.textContent.setFont(font)
self.zoom -= 1
def onActionZoomReset(self):
if self.zoom:
font = self.textContent.font()
font.setPointSize(font.pointSize() - self.zoom)
self.textContent.setFont(font)
self.zoom = 0
def onActionFind(self):
searchText = self.state.searchText
cursor = self.textContent.textCursor()
if cursor.hasSelection():
searchText = cursor.selectedText()
searchText, ok = QtGui.QInputDialog.getText(self, 'Find', 'Search text:', text=searchText)
if searchText and ok:
self.findText(searchText)
def onActionFindNext(self):
if self.state.searchText:
self.findText(self.state.searchText)
def onActionToggleWrap(self, wrap):
mode = QtGui.QPlainTextEdit.WidgetWidth if wrap else QtGui.QPlainTextEdit.NoWrap
self.preferences.uiContentWordWrap = wrap
self.textContent.setLineWrapMode(wrap)
def onActionCopyDefinition(self):
reader_util.copyDefinitions(self.state.definitions[:1])
def onActionCopyAllDefinitions(self):
reader_util.copyDefinitions(self.state.definitions)
def onActionCopySentence(self):
content = unicode(self.textContent.toPlainText())
sentence = reader_util.findSentence(content, self.state.scanPosition)
QtGui.QApplication.clipboard().setText(sentence)
def onActionHomepage(self):
url = QtCore.QUrl(constants['urlHomepage'])
QtGui.QDesktopServices().openUrl(url)
def onActionFeedback(self):
url = QtCore.QUrl(constants['urlFeedback'])
QtGui.QDesktopServices().openUrl(url)
def onDefinitionsAnchorClicked(self, url):
command, index = unicode(url.toString()).split(':')
definition = self.state.definitions[int(index)]
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if command == 'addExpression':
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markup = reader_util.buildFactMarkupExpression(
definition.expression,
definition.reading,
definition.glossary,
definition.sentence
)
self.ankiAddFact(markup)
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if command == 'addReading':
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markup = reader_util.buildFactMarkupReading(
definition.reading,
definition.glossary,
definition.sentence
)
self.ankiAddFact(markup)
elif command == 'copyDefinition':
reader_util.copyDefinitions([definition])
def onDefinitionSearchReturn(self):
text = unicode(self.textDefinitionSearch.text())
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definitions, length = self.language.wordSearch(
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text,
self.preferences.searchResultMax,
self.preferences.searchGroupByExp
)
self.state.definitions = reader_util.convertDefinitions(definitions)
self.updateDefinitions()
def onDefinitionDoubleClicked(self, item):
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if self.anki is not None:
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row = self.listDefinitions.row(item)
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self.anki.browseNote(self.addedFacts[row])
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def onVisibilityChanged(self, visible):
self.actionToggleAnki.setChecked(self.dockAnki.isVisible())
self.actionToggleDefinitions.setChecked(self.dockDefinitions.isVisible())
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def onUpdaterSearchResult(self, result):
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if result and unicode(result) > constants['version']:
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QtGui.QMessageBox.information(
self,
'Yomichan',
'A new version of Yomichan is available for download!\n\nYou can download this update ({0} > {1}) ' \
'from "Shared Plugins" in Anki or directly from the Yomichan homepage.'.format(constants['version'], result)
)
def onContentMouseMove(self, event):
QtGui.QPlainTextEdit.mouseMoveEvent(self.textContent, event)
self.updateSampleMouseEvent(event)
def onContentMousePress(self, event):
QtGui.QPlainTextEdit.mousePressEvent(self.textContent, event)
self.updateSampleMouseEvent(event)
def openFile(self, filename):
filename = unicode(filename)
try:
content = self.openFileByExtension(filename)
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except IOError:
self.setStatus(u'Failed to load file {0}'.format(filename))
QtGui.QMessageBox.critical(self, 'Yomichan', 'Cannot open file for read')
return
self.closeFile()
self.state.filename = filename
self.state.scanPosition = self.preferences.filePosition(filename)
if self.state.scanPosition > len(content):
self.state.scanPosition = 0
self.updateRecentFile()
self.updateRecentFiles()
content, encoding = reader_util.decodeContent(content)
if self.preferences.generalReadingsStrip:
content = reader_util.stripContentReadings(content)
self.textContent.setPlainText(content)
if self.state.scanPosition > 0:
cursor = self.textContent.textCursor()
cursor.setPosition(self.state.scanPosition)
self.textContent.setTextCursor(cursor)
self.textContent.centerCursor()
self.setStatus(u'Loaded file {0}'.format(filename))
self.setWindowTitle(u'Yomichan - {0} ({1})'.format(os.path.split(filename)[1], encoding))
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def openFileByExtension(self, filename):
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self.clearArchiveFiles()
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if tarfile.is_tarfile(filename):
with tarfile.open(filename, 'r:*') as tp:
files = [f for f in tp.getnames() if tp.getmember(f).isfile()]
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names = [f.decode('utf-8') for f in files]
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self.updateArchiveFiles(filename, names)
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content = unicode()
if len(files) == 1:
fp = tp.extractfile(files[0])
content = fp.read()
fp.close()
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elif len(files) > 1:
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index, ok = self.selectFileName(names)
if ok:
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fp = tp.extractfile(files[index])
content = fp.read()
fp.close()
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self.state.archiveIndex = index
else:
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self.state.archiveIndex = None
with open(filename, 'rb') as fp:
content = fp.read()
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return content
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def selectFileName(self, names):
if self.state.archiveIndex is not None:
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return self.state.archiveIndex, True
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item, ok = QtGui.QInputDialog.getItem(
self,
'Yomichan',
'Select file to open:',
self.formatQStringList(names),
current = 0,
editable=False
)
index, success = self.getItemIndex(item)
return index - 1, ok and success
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def getItemIndex(self, item):
return item.split('.').first().toInt()
def formatQStringList(self, list):
return [self.formatQString(i, x) for i, x in enumerate(list)]
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def formatQString(self, index, item):
return QtCore.QString(str(index + 1) + '. ').append(QtCore.QString(item))
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def closeFile(self):
self.setWindowTitle('Yomichan')
self.textContent.setPlainText(unicode())
self.updateRecentFile(False)
self.state = self.State()
def findText(self, text):
content = self.textContent.toPlainText()
index = content.indexOf(text, self.state.searchPosition)
if index == -1:
wrap = self.state.searchPosition != 0
self.state.searchPosition = 0
if wrap:
self.findText(text)
else:
QtGui.QMessageBox.information(self, 'Yomichan', 'Search text not found')
else:
self.state.searchPosition = index + len(text)
cursor = self.textContent.textCursor()
cursor.setPosition(index, QtGui.QTextCursor.MoveAnchor)
cursor.setPosition(self.state.searchPosition, QtGui.QTextCursor.KeepAnchor)
self.textContent.setTextCursor(cursor)
self.state.searchText = text
def ankiAddFact(self, markup):
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if self.anki is None:
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return False
fields = reader_util.replaceMarkupInFields(self.preferences.ankiFields, markup)
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tagsSplit = reader_util.splitTags(unicode(self.comboTags.currentText()))
tagsJoined = ' '.join(tagsSplit)
tagIndex = self.comboTags.findText(tagsJoined)
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if tagIndex > 0:
self.comboTags.removeItem(tagIndex)
if tagIndex != 0:
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self.comboTags.insertItem(0, tagsJoined)
self.preferences.updateFactTags(tagsJoined)
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factId = self.anki.addNote(self.preferences.ankiDeck, self.preferences.ankiModel, fields, tagsSplit)
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if factId is None:
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return False
expression, reading = markup['%e'], markup['%r']
summary = expression
if reading:
summary = u'{0} [{1}]'.format(expression, reading)
self.addedFacts.append(factId)
self.listDefinitions.addItem(summary)
self.listDefinitions.setCurrentRow(self.listDefinitions.count() - 1)
self.setStatus(u'Added expression {0}; {1} new fact(s) total'.format(expression, len(self.addedFacts)))
self.updateDefinitions()
return True
def ankiIsFactValid(self, markup):
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if self.anki is None:
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return False
fields = reader_util.replaceMarkupInFields(self.preferences.ankiFields, markup)
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return self.anki.canAddNote(self.preferences.ankiDeck, self.preferences.ankiModel, fields)
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def updateSampleMouseEvent(self, event):
cursor = self.textContent.cursorForPosition(event.pos())
self.state.scanPosition = cursor.position()
requested = event.buttons() & QtCore.Qt.MidButton or event.modifiers() & QtCore.Qt.ShiftModifier
if self.dockDefinitions.isVisible() and requested:
self.updateSampleFromPosition()
def updateSampleFromPosition(self):
samplePosStart = self.state.scanPosition
samplePosEnd = self.state.scanPosition + self.preferences.searchScanMax
cursor = self.textContent.textCursor()
content = unicode(self.textContent.toPlainText())
contentSample = content[samplePosStart:samplePosEnd]
if not contentSample or unicode.isspace(contentSample[0]):
cursor.clearSelection()
self.textContent.setTextCursor(cursor)
return
contentSampleFlat = contentSample.replace('\n', unicode())
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definitionsMatched, lengthMatched = self.language.wordSearch(
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contentSampleFlat,
self.preferences.searchResultMax,
self.preferences.searchGroupByExp
)
sentence = reader_util.findSentence(content, samplePosStart)
self.state.definitions = reader_util.convertDefinitions(definitionsMatched, sentence)
self.updateDefinitions()
lengthSelect = 0
if lengthMatched:
for c in contentSample:
lengthSelect += 1
if c != '\n':
lengthMatched -= 1
if lengthMatched <= 0:
break
cursor.setPosition(samplePosStart, QtGui.QTextCursor.MoveAnchor)
cursor.setPosition(samplePosStart + lengthSelect, QtGui.QTextCursor.KeepAnchor)
self.textContent.setTextCursor(cursor)
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def clearArchiveFiles(self):
self.menuOpenArchive.clear()
self.menuOpenArchive.setEnabled(False)
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def updateArchiveFiles(self, filename, names):
self.menuOpenArchive.setEnabled(True)
for name in self.formatQStringList(names):
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index, ok = self.getItemIndex(name)
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if ok:
index = index - 1
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self.menuOpenArchive.addAction(name, lambda fn=filename, idx=index: self.openFileInArchive(fn, idx))
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else:
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self.menuOpenArchive.addAction(name, lambda fn=filename: self.openFile(fn))
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def openFileInArchive(self, filename, index):
self.state.scanPosition = 0
self.state.archiveIndex = index
self.openFile(filename)
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def clearRecentFiles(self):
self.preferences.clearRecentFiles()
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self.updateRecentFiles()
def updateRecentFiles(self):
self.menuOpenRecent.clear()
filenames = self.preferences.recentFiles()
if not filenames:
return
for filename in filenames:
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self.menuOpenRecent.addAction(filename, lambda fn=filename: self.openFile(fn))
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self.menuOpenRecent.addSeparator()
self.menuOpenRecent.addAction('Clear file history', self.clearRecentFiles)
def updateRecentFile(self, addIfNeeded=True):
if self.state.filename:
if addIfNeeded or self.state.filename in self.preferences.recentFiles():
self.preferences.updateRecentFile(self.state.filename, self.state.scanPosition)
def updateDefinitions(self):
html = reader_util.buildDefinitionsHtml(self.state.definitions, self.ankiIsFactValid)
self.textDefinitions.setHtml(html)
def setStatus(self, status):
self.statusBar.showMessage(status)