weboob-devel/weboob/applications/qwebcontentedit/main_window.py

272 lines
10 KiB
Python

# -*- coding: utf-8 -*-
# Copyright(C) 2011 Clément Schreiner
#
# This file is part of weboob.
#
# weboob is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# weboob 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with weboob. If not, see <http://www.gnu.org/licenses/>.
import logging
from copy import deepcopy
from PyQt4.QtCore import SIGNAL
from PyQt4.QtGui import QMessageBox, QTableWidgetItem
from PyQt4.QtCore import Qt
from weboob.tools.application.base import MoreResultsAvailable
from weboob.tools.application.qt import QtMainWindow, QtDo
from weboob.tools.application.qt.backendcfg import BackendCfg
from weboob.capabilities.content import CapContent
from weboob.tools.misc import to_unicode
from .ui.main_window_ui import Ui_MainWindow
class MainWindow(QtMainWindow):
def __init__(self, config, weboob, app, parent=None):
QtMainWindow.__init__(self, parent)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.config = config
self.weboob = weboob
self.backend = None
self.app = app
self.connect(self.ui.idEdit,
SIGNAL("returnPressed()"),
self.loadPage)
self.connect(self.ui.loadButton,
SIGNAL("clicked()"),
self.loadPage)
self.connect(self.ui.tabWidget,
SIGNAL("currentChanged(int)"),
self._currentTabChanged)
self.connect(self.ui.saveButton,
SIGNAL("clicked()"),
self.savePage)
self.connect(self.ui.actionBackends,
SIGNAL("triggered()"),
self.backendsConfig)
self.connect(self.ui.contentEdit,
SIGNAL("textChanged()"),
self._textChanged)
self.connect(self.ui.loadHistoryButton,
SIGNAL("clicked()"),
self.loadHistory)
if hasattr(self.ui.descriptionEdit, "setPlaceholderText"):
self.ui.descriptionEdit.setPlaceholderText("Edit summary")
if self.weboob.count_backends() == 0:
self.backendsConfig()
else:
self.loadBackends()
def backendsConfig(self):
""" Opens backends configuration dialog when 'Backends' is clicked """
bckndcfg = BackendCfg(self.weboob, (CapContent,), self)
if bckndcfg.run():
self.loadBackends()
def loadBackends(self):
""" Fills the backends comboBox with available backends """
self.ui.backendBox.clear()
for backend in self.weboob.iter_backends():
self.ui.backendBox.insertItem(0, backend.name)
def _currentTabChanged(self):
""" Loads history or preview when the corresponding tabs are shown """
if self.ui.tabWidget.currentIndex() == 1:
if self.backend is not None:
self.loadPreview()
elif self.ui.tabWidget.currentIndex() == 2:
if self.backend is not None:
self.loadHistory()
def _textChanged(self):
""" The text in the content QPlainTextEdit has changed """
if self.backend:
self.ui.saveButton.setEnabled(True)
self.ui.saveButton.setText('Save')
def loadPage(self):
""" Loads a page's source into the 'content' QPlainTextEdit """
_id = unicode(self.ui.idEdit.text())
if not _id:
return
self.ui.loadButton.setEnabled(False)
self.ui.loadButton.setText('Loading...')
self.ui.contentEdit.setReadOnly(True)
backend = str(self.ui.backendBox.currentText())
def finished():
self.process = None
if self.backend:
self.ui.contentEdit.setReadOnly(False)
self.ui.loadButton.setEnabled(True)
self.ui.loadButton.setText('Load')
self.process = QtDo(self.weboob,
self._loadedPage,
self._errorLoadPage,
finished)
self.process.do('get_content', _id, backends=(backend,))
def _loadedPage(self, data):
""" Callback for loadPage """
if not data:
self.content = None
self.backend = None
QMessageBox.critical(self, self.tr('Unable to open page'),
'Unable to open page "%s" on %s: it does not exist.'
% (self.ui.idEdit.text(),
self.ui.backendBox.currentText()),
QMessageBox.Ok)
return
self.content = data
self.ui.contentEdit.setPlainText(self.content.content)
self.setWindowTitle("QWebcontentedit - %s@%s" %(self.content.id,
self.content.backend))
self.backend = self.weboob[self.content.backend]
def _errorLoadPage(self, backend, error, backtrace):
""" Error callback for loadPage """
content = unicode(self.tr('Unable to load page:\n%s\n')) % to_unicode(error)
if logging.root.level <= logging.DEBUG:
content += '\n%s\n' % to_unicode(backtrace)
QMessageBox.critical(self, self.tr('Error while loading page'),
content, QMessageBox.Ok)
self.ui.loadButton.setEnabled(True)
self.ui.loadButton.setText("Load")
def savePage(self):
""" Saves the current page to the remote site """
if self.backend is None:
return
new_content = unicode(self.ui.contentEdit.toPlainText())
minor = self.ui.minorBox.isChecked()
if new_content != self.content.content:
self.ui.saveButton.setEnabled(False)
self.ui.saveButton.setText('Saving...')
self.ui.contentEdit.setReadOnly(True)
self.content.content = new_content
message = unicode(self.ui.descriptionEdit.text())
def finished():
self.process = None
self.ui.saveButton.setText('Saved')
self.ui.descriptionEdit.clear()
self.ui.contentEdit.setReadOnly(False)
self.process = QtDo(self.weboob,
None,
self._errorSavePage,
finished)
self.process.do('push_content',
self.content,
message,
minor=minor,
backends=self.backend)
def _errorSavePage(self, backend, error, backtrace):
""" """
content = unicode(self.tr('Unable to save page:\n%s\n')) % to_unicode(error)
if logging.root.level <= logging.DEBUG:
content += '\n%s\n' % to_unicode(backtrace)
QMessageBox.critical(self, self.tr('Error while saving page'),
content, QMessageBox.Ok)
self.ui.saveButton.setEnabled(True)
self.ui.saveButton.setText("Save")
def loadPreview(self):
""" Loads the current page's preview into the preview QTextEdit """
tmp_content = deepcopy(self.content)
tmp_content.content = unicode(self.ui.contentEdit.toPlainText())
self.ui.previewEdit.setHtml(self.backend.get_content_preview(tmp_content))
def loadHistory(self):
""" Loads the page's log into the 'History' tab """
if self.backend is None:
return
self.ui.loadHistoryButton.setEnabled(False)
self.ui.loadHistoryButton.setText("Loading...")
self.ui.historyTable.clear()
self.ui.historyTable.setRowCount(0)
self.ui.historyTable.setHorizontalHeaderLabels(["Revision",
"Time",
"Author",
"Summary"])
self.ui.historyTable.setColumnWidth(3, 1000)
def finished():
self.process = None
self.ui.loadHistoryButton.setEnabled(True)
self.ui.loadHistoryButton.setText("Reload")
self.process = QtDo(self.weboob,
self._gotRevision,
self._errorHistory,
finished)
self.process.do(self.app._do_complete,
self.ui.nbRevBox.value(),
(),
'iter_revisions',
self.content.id,
backends=(self.backend,))
def _gotRevision(self, revision):
""" Callback for loadHistory's QtDo """
# we set the flags to Qt.ItemIsEnabled so that the items
# are not modifiable (they are modifiable by default)
item_revision = QTableWidgetItem(revision.id)
item_revision.setFlags(Qt.ItemIsEnabled)
item_time = QTableWidgetItem(revision.timestamp.strftime('%Y-%m-%d %H:%M:%S'))
item_time.setFlags(Qt.ItemIsEnabled)
item_author = QTableWidgetItem(revision.author)
item_author.setFlags(Qt.ItemIsEnabled)
item_summary = QTableWidgetItem(revision.comment)
item_summary.setFlags(Qt.ItemIsEnabled)
row = self.ui.historyTable.currentRow() + 1
self.ui.historyTable.insertRow(row)
self.ui.historyTable.setItem(row, 0, item_revision)
self.ui.historyTable.setItem(row, 1, item_time)
self.ui.historyTable.setItem(row, 2, item_author)
self.ui.historyTable.setItem(row, 3, item_summary)
self.ui.historyTable.setCurrentCell(row, 0)
def _errorHistory(self, backend, error, backtrace):
""" Loading the history has failed """
if isinstance(error, MoreResultsAvailable):
return
content = unicode(self.tr('Unable to load history:\n%s\n')) % to_unicode(error)
if logging.root.level <= logging.DEBUG:
content += '\n%s\n' % to_unicode(backtrace)
QMessageBox.critical(self, self.tr('Error while loading history'),
content, QMessageBox.Ok)
self.ui.loadHistoryButton.setEnabled(True)
self.ui.loadHistoryButton.setText("Reload")