Python QFile.fileName方法代码示例

# 需要导入模块: from qgis.PyQt.QtCore import QFile [as 别名]
# 或者: from qgis.PyQt.QtCore.QFile import fileName [as 别名]
 def removeCert(certFile):
     certFile = certFile.replace("'", "")
     file = QFile(certFile)
     # set permission to allow removing on Win.
     # On linux and Mac if file is set with QFile::>ReadUser
     # does not create problem removing certs
     if not file.setPermissions(QFile.WriteOwner):
         raise Exception('Cannot change permissions on {}: error code: {}'.format(file.fileName(), file.error()))
     if not file.remove():
         raise Exception('Cannot remove {}: error code: {}'.format(file.fileName(), file.error()))

# 需要导入模块: from qgis.PyQt.QtCore import QFile [as 别名]
# 或者: from qgis.PyQt.QtCore.QFile import fileName [as 别名]
    def requestFinished(self):
        if self.reply.error() != QNetworkReply.NoError:
            QApplication.restoreOverrideCursor()
            iface.messageBar().pushMessage(
                "Lessons could not be installed:\n",
                self.reply.errorString(),
                QgsMessageBar.WARNING)
            self.reply.deleteLater()
            return

        f = QFile(tempFilenameInTempFolder(os.path.basename(self.url).split(".")[0]))
        f.open(QFile.WriteOnly)
        f.write(self.reply.readAll())
        f.close()
        self.reply.deleteLater()

        from lessons import installLessonsFromZipFile
        installLessonsFromZipFile(f.fileName())
        QApplication.restoreOverrideCursor()

        iface.messageBar().pushMessage(
            "Completed",
            "Lessons were correctly installed",
            QgsMessageBar.INFO)

# 需要导入模块: from qgis.PyQt.QtCore import QFile [as 别名]
# 或者: from qgis.PyQt.QtCore.QFile import fileName [as 别名]
class QgsPluginInstallerInstallingDialog(QDialog, Ui_QgsPluginInstallerInstallingDialogBase):
    # ----------------------------------------- #

    def __init__(self, parent, plugin):
        QDialog.__init__(self, parent)
        self.setupUi(self)
        self.plugin = plugin
        self.mResult = ""
        self.progressBar.setRange(0, 0)
        self.progressBar.setFormat("%p%")
        self.labelName.setText(plugin["name"])
        self.buttonBox.clicked.connect(self.abort)

        self.url = QUrl(plugin["download_url"])
        self.redirectionCounter = 0

        fileName = plugin["filename"]
        tmpDir = QDir.tempPath()
        tmpPath = QDir.cleanPath(tmpDir + "/" + fileName)
        self.file = QFile(tmpPath)

        self.requestDownloading()

    def requestDownloading(self):
        self.request = QNetworkRequest(self.url)
        self.request.setAttribute(QNetworkRequest.Attribute(QgsNetworkRequestParameters.AttributeInitiatorClass), "QgsPluginInstallerInstallingDialog")
        authcfg = repositories.all()[self.plugin["zip_repository"]]["authcfg"]
        if authcfg and isinstance(authcfg, str):
            if not QgsApplication.authManager().updateNetworkRequest(
                    self.request, authcfg.strip()):
                self.mResult = self.tr(
                    "Update of network request with authentication "
                    "credentials FAILED for configuration '{0}'").format(authcfg)
                self.request = None

        if self.request is not None:
            self.reply = QgsNetworkAccessManager.instance().get(self.request)
            self.reply.downloadProgress.connect(self.readProgress)
            self.reply.finished.connect(self.requestFinished)

            self.stateChanged(4)

    def exec_(self):
        if self.request is None:
            return QDialog.Rejected

        QDialog.exec_(self)

    # ----------------------------------------- #
    def result(self):
        return self.mResult

    # ----------------------------------------- #
    def stateChanged(self, state):
        messages = [
            QCoreApplication.translate('QgsPluginInstallerInstallingDialog', "Installing…"),
            QCoreApplication.translate('QgsPluginInstallerInstallingDialog', "Resolving host name…"),
            QCoreApplication.translate('QgsPluginInstallerInstallingDialog', "Connecting…"),
            QCoreApplication.translate('QgsPluginInstallerInstallingDialog', "Host connected. Sending request…"),
            QCoreApplication.translate('QgsPluginInstallerInstallingDialog', "Downloading data…"),
            self.tr("Idle"),
            QCoreApplication.translate('QgsPluginInstallerInstallingDialog', "Closing connection…"),
            self.tr("Error")
        ]
        self.labelState.setText(messages[state])

    # ----------------------------------------- #
    def readProgress(self, done, total):
        if total > 0:
            self.progressBar.setMaximum(total)
            self.progressBar.setValue(done)

    # ----------------------------------------- #
    def requestFinished(self):
        reply = self.sender()
        self.buttonBox.setEnabled(False)
        if reply.error() != QNetworkReply.NoError:
            self.mResult = reply.errorString()
            if reply.error() == QNetworkReply.OperationCanceledError:
                self.mResult += "<br/><br/>" + QCoreApplication.translate("QgsPluginInstaller", "If you haven't canceled the download manually, it might be caused by a timeout. In this case consider increasing the connection timeout value in QGIS options.")
            self.reject()
            reply.deleteLater()
            return
        elif reply.attribute(QNetworkRequest.HttpStatusCodeAttribute) in (301, 302):
            redirectionUrl = reply.attribute(QNetworkRequest.RedirectionTargetAttribute)
            self.redirectionCounter += 1
            if self.redirectionCounter > 4:
                self.mResult = QCoreApplication.translate("QgsPluginInstaller", "Too many redirections")
                self.reject()
                reply.deleteLater()
                return
            else:
                if redirectionUrl.isRelative():
                    redirectionUrl = reply.url().resolved(redirectionUrl)
                # Fire a new request and exit immediately in order to quietly destroy the old one
                self.url = redirectionUrl
                self.requestDownloading()
                reply.deleteLater()
                return

#.........这里部分代码省略.........