def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.cache = apt.Cache(None)
        self.cache.open()
        self.file_in = file_in
        self.install = install
        self.isDone = False
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter(
            '%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s'
        )
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.resolver = apt.cache.ProblemResolver(self.cache)
        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(
            lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")

        self.thread2 = QtCore.QThread()
        self.iprogress = UIInstallProgress()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)
        self.broken_list = []
    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.op_progress = None
        self.cache = apt.Cache(self.op_progress)
        self.cache.open()
        self.file_in = file_in
        self.isDone = False
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter(
            '%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s'
        )
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.install = install

        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(
            lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.iprogress = UIInstallProgress()
        self.thread2 = QtCore.QThread()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)

        self.broken_list = []
Exemple #3
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    def __init__(self, parent=None):
        super(EasyPPAInstall, self).__init__(parent)
        self.setWindowTitle("Easy PPA Install")
        self.searchEditText = QtGui.QLineEdit()
        self.searchEditText.setPlaceholderText("Search for applications")
        self.searchEditText.setMaximumWidth(200)
        self.searchbutton = QtGui.QPushButton()
        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.closebutton = QtGui.QPushButton()
        self.closebutton = QtGui.QPushButton()
        self.closebutton.setText('Close')
        self.closebutton.setMaximumWidth(150)
        self.closebutton.clicked.connect(self.close)
        self.searchbutton.setText("Search")
        self.searchbutton.setMaximumWidth(100)
        self.progressbar = QtGui.QProgressBar()
        self.lbl1 = QtGui.QLabel()
        self.buttonRefresh = QtGui.QPushButton()
        self.buttonRefresh.setText("Refresh sources")
        self.isWrittenTo = False
        self.table = QtGui.QTableWidget()
        self.configureTable(self.table)
        self.searchbutton.clicked.connect(
            lambda: self.searchForPPA(self.table))
        self.buttonRefresh.clicked.connect(self.updateSources)
        self.table.verticalHeader().hide()
        self.horizontalLayout = QtGui.QHBoxLayout()
        self.horizontalLayout.addWidget(self.searchEditText)
        self.horizontalLayout.addWidget(self.searchbutton)
        self.horizontalLayout.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2 = QtGui.QHBoxLayout()
        self.horizontalLayout2.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2.addWidget(self.progressbar)
        self.horizontalLayout2.addWidget(self.buttonRefresh)
        self.horizontalLayout2.addWidget(self.closebutton)
        self.verticalLayout = QtGui.QVBoxLayout(self)
        self.verticalLayout.addLayout(self.horizontalLayout)
        self.verticalLayout.addWidget(self.table)
        self.verticalLayout.addWidget(self.lbl1)
        self.verticalLayout.addLayout(self.horizontalLayout2)
        self.os_info = lsb_release.get_distro_information()
        self.sources = sourceslist.SourcesList()

        self.aprogress = UIAcquireProgress(True)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(
            lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)
        self.connect(self.aprogress,
                     QtCore.SIGNAL("updateProgressBar2(int, bool, QString)"),
                     self.updateProgressBar2)

        self.ppa = []
        self.table_data = []
    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.op_progress = None
        self.cache = apt.Cache(self.op_progress)
        self.cache.open()
        self.file_in = file_in
        self.isDone = False
        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s')
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.install = install

        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.iprogress = UIInstallProgress()
        self.thread2 = QtCore.QThread()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)

        self.broken_list = []
Exemple #5
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 def __init__(self, file_in, response, parent=None):
     super(Apply, self).__init__(parent)
     self.setMinimumSize(400, 250)
     self.file_in = file_in
     self.response = response
     self.setWindowTitle("Applying")
     self.error_msg = QtGui.QMessageBox()
     self.error_msg.setIcon(QtGui.QMessageBox.Critical)
     self.error_msg.setWindowTitle("Error")
     self.buttonCancel = QtGui.QPushButton()
     self.buttonCancel.setText("Cancel")
     self.buttonCancel.clicked.connect(self.cancel)
     self.progress = QtGui.QProgressBar(self)
     self.lbl1 = QtGui.QLabel()
     gif = os.path.abspath(
         "/usr/lib/resetter/data/icons/chassingarrows.gif")
     self.movie = QtGui.QMovie(gif)
     self.movie.setScaledSize(QtCore.QSize(20, 20))
     self.pixmap = QtGui.QPixmap(
         "/usr/lib/resetter/data/icons/checkmark.png")
     self.pixmap2 = self.pixmap.scaled(20, 20)
     verticalLayout = QtGui.QVBoxLayout(self)
     verticalLayout.addWidget(self.lbl1)
     verticalLayout.addWidget(self.progress)
     gridLayout = QtGui.QGridLayout()
     self.labels = {}
     for i in range(1, 6):
         for j in range(1, 3):
             self.labels[(i, j)] = QtGui.QLabel()
             self.labels[(i, j)].setMinimumHeight(20)
             gridLayout.addWidget(self.labels[(i, j)], i, j)
     gridLayout.setAlignment(QtCore.Qt.AlignCenter)
     self.labels[(1, 2)].setText("Loading Apps")
     self.labels[(2, 2)].setText("Removing Apps")
     self.labels[(3, 2)].setText("Deleting Users")
     self.labels[(4, 2)].setText("Cleaning Up")
     if self.response:
         self.labels[(5, 2)].setText("Removing old kernels")
     verticalLayout.addSpacing(20)
     verticalLayout.addLayout(gridLayout)
     verticalLayout.addWidget(self.buttonCancel, 0, QtCore.Qt.AlignRight)
     self.logger = logging.getLogger(__name__)
     self.logger.setLevel(logging.DEBUG)
     handler = logging.FileHandler('/var/log/resetter/resetter.log')
     handler.setLevel(logging.DEBUG)
     formatter = logging.Formatter(
         '%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s'
     )
     handler.setFormatter(formatter)
     self.logger.addHandler(handler)
     self.progressView = ProgressThread(self.file_in)
     self.account = AccountDialog(self)
     self.connect(self.progressView,
                  QtCore.SIGNAL("updateProgressBar(int, bool)"),
                  self.updateProgressBar)
     self._cache = self.progressView._cache
     self.aprogress = UIAcquireProgress(self.progress, self.lbl1)
     self.iprogress = UIInstallProgress(self.progress, self.lbl1)
     self.addUser()
 def __init__(self, f_name, action, answer):
     self.win = None
     self.screen = curses.initscr()
     self.aprogress = UIAcquireProgress(6)
     self.iprogress = UIInstallProgress(6)
     self.answer = answer
     self.cache = apt.Cache(None)
     self.cache.open()
     self.percent = ''
     self.load(f_name, action)
Exemple #7
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    def __init__(self, parent=None):
        super(EasyPPAInstall, self).__init__(parent)
        self.setWindowTitle("Easy PPA Install")
        self.searchEditText = QtGui.QLineEdit()
        self.searchEditText.setPlaceholderText("Search for applications")
        self.searchEditText.setMaximumWidth(200)
        self.searchbutton = QtGui.QPushButton()
        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.closebutton = QtGui.QPushButton()
        self.closebutton = QtGui.QPushButton()
        self.closebutton.setText('Close')
        self.closebutton.setMaximumWidth(150)
        self.closebutton.clicked.connect(self.close)
        self.searchbutton.setText("Search")
        self.searchbutton.setMaximumWidth(100)
        self.progressbar = QtGui.QProgressBar()
        self.lbl1 = QtGui.QLabel()
        self.buttonRefresh = QtGui.QPushButton()
        self.buttonRefresh.setText("Refresh sources")
        self.isWrittenTo = False
        self.table = QtGui.QTableWidget()
        self.configureTable(self.table)
        self.searchbutton.clicked.connect(lambda: self.searchForPPA(self.table))
        self.buttonRefresh.clicked.connect(self.updateSources)
        self.table.verticalHeader().hide()
        self.horizontalLayout = QtGui.QHBoxLayout()
        self.horizontalLayout.addWidget(self.searchEditText)
        self.horizontalLayout.addWidget(self.searchbutton)
        self.horizontalLayout.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2 = QtGui.QHBoxLayout()
        self.horizontalLayout2.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2.addWidget(self.progressbar)
        self.horizontalLayout2.addWidget(self.buttonRefresh)
        self.horizontalLayout2.addWidget(self.closebutton)
        self.verticalLayout = QtGui.QVBoxLayout(self)
        self.verticalLayout.addLayout(self.horizontalLayout)
        self.verticalLayout.addWidget(self.table)
        self.verticalLayout.addWidget(self.lbl1)
        self.verticalLayout.addLayout(self.horizontalLayout2)
        self.os_info = lsb_release.get_lsb_information()
        self.sources = sourceslist.SourcesList()

        self.aprogress = UIAcquireProgress(True)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)
        self.connect(self.aprogress, QtCore.SIGNAL("updateProgressBar2(int, bool, QString)"), self.updateProgressBar2)

        self.ppa = []
        self.table_data = []
 def __init__(self, file_in, action, action_type, parent=None):
     super(Install, self).__init__(parent)
     self.setMinimumSize(305, 100)
     self.file_in = file_in
     self.setWindowTitle("Working...")
     self.error_msg = QtGui.QMessageBox()
     self.error_msg.setIcon(QtGui.QMessageBox.Critical)
     self.error_msg.setWindowTitle("Error")
     self.buttonCancel = QtGui.QPushButton()
     self.buttonCancel.setText("Cancel")
     self.buttonCancel.clicked.connect(self.cancel)
     self.progress = QtGui.QProgressBar(self)
     self.lbl1 = QtGui.QLabel()
     gif = os.path.abspath(
         "/usr/lib/resetter/data/icons/chassingarrows.gif")
     self.movie = QtGui.QMovie(gif)
     self.movie.setScaledSize(QtCore.QSize(20, 20))
     self.pixmap = QtGui.QPixmap(
         "/usr/lib/resetter/data/icons/checkmark.png")
     self.pixmap2 = self.pixmap.scaled(20, 20)
     verticalLayout = QtGui.QVBoxLayout(self)
     verticalLayout.addWidget(self.lbl1)
     verticalLayout.addWidget(self.progress)
     gridLayout = QtGui.QGridLayout()
     self.labels = {}
     for i in range(1, 3):
         for j in range(1, 3):
             self.labels[(i, j)] = QtGui.QLabel()
             self.labels[(i, j)].setMinimumHeight(20)
             gridLayout.addWidget(self.labels[(i, j)], i, j)
     gridLayout.setAlignment(QtCore.Qt.AlignCenter)
     self.labels[(1, 2)].setText("Loading packages")
     self.labels[(2, 2)].setText(action)
     verticalLayout.addSpacing(20)
     verticalLayout.addLayout(gridLayout)
     verticalLayout.addWidget(self.buttonCancel, 0, QtCore.Qt.AlignRight)
     self.logger = logging.getLogger(__name__)
     self.logger.setLevel(logging.DEBUG)
     handler = logging.FileHandler('/var/log/resetter/resetter.log')
     handler.setLevel(logging.DEBUG)
     formatter = logging.Formatter(
         '%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s'
     )
     handler.setFormatter(formatter)
     self.logger.addHandler(handler)
     self.installProgress = ProgressThread(file_in, action_type)
     self.connect(self.installProgress,
                  QtCore.SIGNAL("updateProgressBar(int, bool)"),
                  self.updateProgressBar)
     self.install_cache = self.installProgress._cache
     self.aprogress = UIAcquireProgress(self.progress, self.lbl1, False)
     self.iprogress = UIInstallProgress(self.progress, self.lbl1)
     self.start()
 def __init__(self, f_name, action, answer):
     self.directory = ".resetter-cli/data"
     self.user = os.environ['SUDO_USER']
     working_dir = '/home/{}'.format(self.user)
     os.chdir(working_dir)
     if os.path.isdir(self.directory):
         os.chdir(self.directory)
     self.win = None
     #self.screen = curses.initscr()
     self.aprogress = UIAcquireProgress(8)
     self.iprogress = UIInstallProgress(8)
     self.answer = answer
     self.cache = apt.Cache(None)
     self.cache.open()
     self.percent = ''
     self.load(f_name, action)
class ProgressThread(QtCore.QThread):

    end_of_threads = QtCore.pyqtSignal()

    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.cache = apt.Cache(None)
        self.cache.open()
        self.file_in = file_in
        self.install = install
        self.isDone = False
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s')
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.resolver = apt.cache.ProblemResolver(self.cache)
        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")

        self.thread2 = QtCore.QThread()
        self.iprogress = UIInstallProgress()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)
        self.broken_list = []

    def lineCount(self):
        try:
            p = subprocess.Popen(['wc', '-l', self.file_in], stdout=subprocess.PIPE,
                                 stderr=subprocess.PIPE)
            result, err = p.communicate()
            return int(result.strip().split()[0])
        except subprocess.CalledProcessError:
            pass

    def run(self):
        if self.lineCount() > 0:
            loading = 0
            x = float(100) / self.lineCount()
            with open(self.file_in) as packages:
                for pkg_name in packages:
                    try:
                        loading += x
                        self.pkg = self.cache[pkg_name.strip()]
                        if not self.install:
                            self.pkg.mark_delete(True, True)
                            print "{} will be removed".format(self.pkg)
                        else:
                            self.pkg.mark_install()
                            print "{} will be installed ".format(self.pkg.shortname)
                        self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), loading, self.isDone)
                    except (KeyError, SystemError) as error:
                        # if resolver cannot find a way to cleanly install packages, move it to the broken list
                        if self.pkg.is_inst_broken:
                            self.broken_list.append(self.pkg.fullname)
                        self.logger.critical("{}".format(error), exc_info=True)
                        continue
                self.thread1.start()
                self.thread2.start()
                self.installPackages()
                self.end_of_threads.emit()
        else:
            print "All removable packages are already removed"
            self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), 100, True)

    def installPackages(self):
        try:
            self.logger.info("treating Packages")
            self.cache.commit(self.aprogress, self.iprogress)
        except Exception as e:
            self.logger.error("Action on package failed. Error: [{}]".format(e, exc_info=True))
            error = e.message
            if self.install:
                text = "Package install failed"
                self.emit(QtCore.SIGNAL('showError(QString, QString)'), error, text)
            else:
                text = "Package removal failed"
                self.emit(QtCore.SIGNAL('showError(QString, QString)'), error, text)
class ProgressThread(QtCore.QThread):
    conclude_op = QtCore.pyqtSignal()

    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.op_progress = None
        self.cache = apt.Cache(self.op_progress)
        self.cache.open()
        self.file_in = file_in
        self.isDone = False
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s')
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.install = install

        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.iprogress = UIInstallProgress()
        self.thread2 = QtCore.QThread()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)

        self.broken_list = []

    def lineCount(self, file_path):
        x = open(file_path).readlines()
        line_count = len(x)
        return line_count

    def run(self):
        if self.lineCount(self.file_in) != 0:
            loading = 0
            x = float(100) / self.lineCount(self.file_in)
            with open(self.file_in) as packages:
                for pkg_name in packages:
                    try:
                        loading += x
                        self.pkg = self.cache[pkg_name.strip()]
                        self.pkg.mark_delete(True, True)
                        self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), loading, self.isDone)
                    except (KeyError, SystemError) as error:
                        self.logger.error("{}".format(error))
                        if self.pkg.is_inst_broken or self.pkg.is_now_broken:
                            self.broken_list.append(self.pkg.fullname)
                            self.logger.critical("{}".format(error))
                            continue
                        else:
                            text = "Error loading apps"
                            error2 = "Problems trying to remove: {}\n{}".format(self.pkg.fullname, error.message)
                            self.logger.critical("{} {}".format(error, error2, exc_info=True))
                            self.emit(QtCore.SIGNAL('showError(QString, QString)'), error2, text)
                            break
                self.thread1.start()
                self.thread2.start()
                self.removePackages()
                self.conclude_op.emit()
        else:
            print "All removable packages are already removed"
            self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), 100, True)

    def removePackages(self):
        self.logger.info("Removing Programs")
        try:
            package = self.cache['snapd']
            package.mark_delete(True, True)
            self.logger.info("Keep Count before commit: {}".format(self.cache.keep_count))
            self.logger.info("Delete Count before commit: {}".format(self.cache.delete_count))
            self.logger.info("Broken Count before commit: {}".format(self.cache.broken_count))
            self.cache.commit(self.aprogress, self.iprogress)
            self.logger.info("Broken Count after commit: {}".format(self.cache.broken_count))
        except Exception as e:
            self.logger.error("Error: [{}]".format(e, exc_info=True))
            error = "Problems trying to remove: {}\n{}".format(self.pkg.fullname, e.message)
            text = "Package removal failed"
            self.emit(QtCore.SIGNAL('showError(QString, QString)'), error, text)
Exemple #12
0
class ProgressThread(QtCore.QThread):
    conclude_op = QtCore.pyqtSignal()

    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.op_progress = None
        self.cache = apt.Cache(self.op_progress)
        self.cache.open()
        self.file_in = file_in
        self.isDone = False
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter(
            '%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s'
        )
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.install = install

        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(
            lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.iprogress = UIInstallProgress()
        self.thread2 = QtCore.QThread()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)

        self.broken_list = []

    def lineCount(self, file_path):
        x = open(file_path).readlines()
        line_count = len(x)
        return line_count

    def run(self):
        if self.lineCount(self.file_in) != 0:
            loading = 0
            x = float(100) / self.lineCount(self.file_in)
            with open(self.file_in) as packages:
                for pkg_name in packages:
                    try:
                        loading += x
                        self.pkg = self.cache[pkg_name.strip()]
                        self.pkg.mark_delete(True, True)
                        self.emit(
                            QtCore.SIGNAL('updateProgressBar(int, bool)'),
                            loading, self.isDone)
                    except (KeyError, SystemError) as error:
                        self.logger.error("{}".format(error))
                        if self.pkg.is_inst_broken or self.pkg.is_now_broken:
                            self.broken_list.append(self.pkg.fullname)
                            self.logger.critical("{}".format(error))
                            continue
                        else:
                            text = "Error loading apps"
                            error2 = "Problems trying to remove: {}\n{}".format(
                                self.pkg.fullname, error.message)
                            self.logger.critical("{} {}".format(error,
                                                                error2,
                                                                exc_info=True))
                            self.emit(
                                QtCore.SIGNAL('showError(QString, QString)'),
                                error2, text)
                            break
                self.thread1.start()
                self.thread2.start()
                self.removePackages()
                self.conclude_op.emit()
        else:
            print "All removable packages are already removed"
            self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), 100, True)

    def removePackages(self):
        self.logger.info("Removing Programs")
        try:
            package = self.cache['snapd']
            package.mark_delete(True, True)
            self.logger.info("Keep Count before commit: {}".format(
                self.cache.keep_count))
            self.logger.info("Delete Count before commit: {}".format(
                self.cache.delete_count))
            self.logger.info("Broken Count before commit: {}".format(
                self.cache.broken_count))
            self.cache.commit(self.aprogress, self.iprogress)
            self.logger.info("Broken Count after commit: {}".format(
                self.cache.broken_count))
        except Exception as e:
            self.logger.error("Error: [{}]".format(e, exc_info=True))
            error = "Problems trying to remove: {}\n{}".format(
                self.pkg.fullname, e.message)
            text = "Package removal failed"
            self.emit(QtCore.SIGNAL('showError(QString, QString)'), error,
                      text)
Exemple #13
0
class EasyPPAInstall(QtGui.QDialog):
    def __init__(self, parent=None):
        super(EasyPPAInstall, self).__init__(parent)
        self.setWindowTitle("Easy PPA Install")
        self.searchEditText = QtGui.QLineEdit()
        self.searchEditText.setPlaceholderText("Search for applications")
        self.searchEditText.setMaximumWidth(200)
        self.searchbutton = QtGui.QPushButton()
        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.closebutton = QtGui.QPushButton()
        self.closebutton = QtGui.QPushButton()
        self.closebutton.setText('Close')
        self.closebutton.setMaximumWidth(150)
        self.closebutton.clicked.connect(self.close)
        self.searchbutton.setText("Search")
        self.searchbutton.setMaximumWidth(100)
        self.progressbar = QtGui.QProgressBar()
        self.lbl1 = QtGui.QLabel()
        self.buttonRefresh = QtGui.QPushButton()
        self.buttonRefresh.setText("Refresh sources")
        self.isWrittenTo = False
        self.table = QtGui.QTableWidget()
        self.configureTable(self.table)
        self.searchbutton.clicked.connect(
            lambda: self.searchForPPA(self.table))
        self.buttonRefresh.clicked.connect(self.updateSources)
        self.table.verticalHeader().hide()
        self.horizontalLayout = QtGui.QHBoxLayout()
        self.horizontalLayout.addWidget(self.searchEditText)
        self.horizontalLayout.addWidget(self.searchbutton)
        self.horizontalLayout.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2 = QtGui.QHBoxLayout()
        self.horizontalLayout2.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2.addWidget(self.progressbar)
        self.horizontalLayout2.addWidget(self.buttonRefresh)
        self.horizontalLayout2.addWidget(self.closebutton)
        self.verticalLayout = QtGui.QVBoxLayout(self)
        self.verticalLayout.addLayout(self.horizontalLayout)
        self.verticalLayout.addWidget(self.table)
        self.verticalLayout.addWidget(self.lbl1)
        self.verticalLayout.addLayout(self.horizontalLayout2)
        self.os_info = lsb_release.get_distro_information()
        self.sources = sourceslist.SourcesList()

        self.aprogress = UIAcquireProgress(True)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(
            lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)
        self.connect(self.aprogress,
                     QtCore.SIGNAL("updateProgressBar2(int, bool, QString)"),
                     self.updateProgressBar2)

        self.ppa = []
        self.table_data = []

    def updateProgressBar2(self, percent, isdone, status):
        self.lbl1.setText(status)
        self.progressbar.setValue(percent)
        if isdone:
            self.installProgress.end_of_threads.connect(self.finished)
            self.labels[(2, 1)].setPixmap(self.pixmap2)
            self.close()

    def configureTable(self, table):
        table.setColumnCount(4)
        table.setHorizontalHeaderItem(0, QtGui.QTableWidgetItem("Description"))
        table.setHorizontalHeaderItem(1, QtGui.QTableWidgetItem("PPA"))
        table.setHorizontalHeaderItem(
            2, QtGui.QTableWidgetItem("View Packages within this ppa"))
        table.setHorizontalHeaderItem(
            3, QtGui.QTableWidgetItem("Add this PPA to your sources"))
        table.setMinimumHeight(200)
        table.setMinimumWidth(700)
        header = table.horizontalHeader()
        header.setResizeMode(1, QtGui.QHeaderView.ResizeToContents)
        header.setResizeMode(2, QtGui.QHeaderView.ResizeToContents)
        table.horizontalHeader().setStretchLastSection(True)

    def searchForPPA(self, table):
        if self.isThereInternet() is False:
            self.close()
        else:
            QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
            self.searchbutton.setEnabled(False)
            del self.ppa[:]
            del self.table_data[:]
            browser = mechanize.Browser()
            browser.set_handle_robots(False)
            browser.open('https://launchpad.net/')
            browser.addheaders = [("User-agent", "Mozilla/5.0")]
            browser.select_form(nr=0)
            search_string = self.searchEditText.text()
            found_links = []
            browser[
                'field.text'] = search_string  # use the proper input type=text name
            browser.submit()
            match = "+archive"
            exclude = (["+packages", "+build", "+sourcepub"])

            for link in browser.links():
                if not any(s in link.url
                           for s in exclude) and match in link.url:
                    found_links.append(link)
                    QtGui.qApp.processEvents()
            r = len(found_links)
            if r == 0:
                self.lbl1.setText("No results found")
            else:
                self.lbl1.setText("Found {} results".format(r))

            table.setRowCount(r)
            self.displayLinks(found_links, table, browser)
            QtGui.QApplication.restoreOverrideCursor()
            self.searchbutton.setEnabled(True)

    def updateSources(self):
        self.buttonRefresh.setEnabled(False)
        cache = apt.Cache()
        cache.update(self.aprogress)
        self.buttonRefresh.setEnabled(True)
        self.lbl1.setText("Update Complete!")
        cache.close()

    def displayLinks(self, found_links, table, browser):
        loading = 0
        x = float(100) / len(found_links) if len(found_links) != 0 else 0
        try:
            for i, link in enumerate(found_links):
                desc = QtGui.QTableWidgetItem()
                ppa = QtGui.QTableWidgetItem()
                buttonAddPPA = QtGui.QPushButton()
                buttonAddPPA.setText("Install this PPA")
                buttonAddPPA.clicked.connect(lambda: self.addPPA(self.ppa))
                buttonPackageDetails = QtGui.QPushButton()
                buttonPackageDetails.setText("View packages")
                buttonPackageDetails.setEnabled(True)
                buttonPackageDetails.clicked.connect(
                    lambda: self.showPackages(self.table_data))
                htmltext = browser.open(link.url).read()
                soup = BeautifulSoup(htmltext, 'html.parser')
                ppaTag = soup.find('strong', attrs={'class': 'ppa-reference'})
                if ppaTag is not None:
                    ppa_name = ppaTag.text.strip()
                    ppa.setText(ppa_name)
                b = QtCore.QByteArray.fromPercentEncoding(link.text)
                text = b.data().decode('utf8')
                desc.setText(textwrap.fill(text, 20))
                table.setItem(i, 0, desc)
                QtGui.qApp.processEvents()
                table.setItem(i, 1, ppa)
                QtGui.qApp.processEvents()
                table.setCellWidget(i, 2, buttonPackageDetails)
                QtGui.qApp.processEvents()
                table.setCellWidget(i, 3, buttonAddPPA)
                QtGui.qApp.processEvents()
                repo = soup.find('pre', attrs={'class': 'wrap'})
                if repo is not None:
                    repo_name = repo.text.strip()
                raw = soup.find('code')
                if raw is not None:
                    raw_key = raw.text.strip()
                select_node = soup.findAll(
                    'select', attrs={'name': 'field.series_filter'})
                if select_node is not None:
                    self.isCompatible(select_node, repo_name, raw_key)
                sauce = soup.find('table', attrs={'class': 'listing sortable'})
                if sauce is not None:
                    self.getTableData(sauce)
                loading += x
                self.progressbar.setValue(int(loading))
                QtGui.qApp.processEvents()
        except Exception as e:
            QtGui.QApplication.restoreOverrideCursor()
            self.error_msg.setText("Error, please try again.")
            self.error_msg.setDetailedText(
                "If this keeps happening, it means easy repo stumbled upon an empty or "
                "forbidden link. You might need to change your search string")
            self.error_msg.exec_()

    def isThereInternet(self):
        try:
            mechanize.urlopen('http://google.com', timeout=1)
        except mechanize.URLError as e:
            print "There is no internet: {}".format(e)
            self.error_msg.setText("You are not connected to the internet")
            self.error_msg.setDetailedText(
                "This feature will not work without an internet connection. ")
            self.error_msg.exec_()
            return False
        else:
            return True

    def codeName(self):
        xenial_fam = (['serena', 'sarah', 'loki', 'sonya', 'sylvia'])
        if self.os_info['CODENAME'] == 'rosa':
            return 'trusty'
        elif self.os_info['CODENAME'] in xenial_fam:
            return 'xenial'
        else:
            return self.os_info['CODENAME']

    def isCompatible(self, node, repo, raw):
        options = []
        compatible = bool
        signing_key = str(raw[6:]).split('<', 1)[0]
        if node:
            for option in node[0].findAll('option'):
                option = option.text.strip().lower()
                options.append(option)
                if self.codeName() in options:
                    compatible = True
                else:
                    compatible = False
        result = (repo, compatible, signing_key)
        self.ppa.append(result)

    def addPPA(self, ppa):
        button = QtGui.qApp.focusWidget()
        index = self.table.indexAt(button.pos())
        if index.isValid() and ppa[index.row()][1]:
            try:
                QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
                x = str(ppa[index.row()])
                y = str(x[7:]).split(' ', 1)[0]
                entry = ('deb', y, self.codeName(), ['main'])
                self.sources.add(*entry)
                self.sources.save()
                p = subprocess.check_output([
                    'apt-key', 'adv', '--keyserver', 'keyserver.ubuntu.com',
                    '--recv-keys', ppa[index.row()][2]
                ])
                print p
                QtGui.QApplication.restoreOverrideCursor()
            except Exception as e:
                QtGui.QApplication.restoreOverrideCursor()
                UsefulTools().showMessage("Unable to fetch PPA key",
                                          "Error: {}".format(e),
                                          QtGui.QMessageBox.Critical)
            else:
                UsefulTools().showMessage(
                    "PPA added",
                    "This ppa has been successfully added to your sources list",
                    QtGui.QMessageBox.Information)
        else:
            UsefulTools().showMessage(
                "PPA not compatible",
                "This PPA is not compatible with your system because it's "
                "not available for {}".format(self.os_info['DESCRIPTION']),
                QtGui.QMessageBox.Information)

    def getTableData(self, sauce):
        pasta = []
        for i in sauce.select('tr'):
            data = i.select('td')
            if data:
                package = data[0].text.strip()
                version = ' '.join(data[1].text.strip().split())
                pasta_sauce = "{}: {}".format(package, version)
                pasta.append(pasta_sauce)
        self.table_data.append(pasta)

    def showPackages(self, sauce):
        QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
        button = QtGui.qApp.focusWidget()
        index = self.table.indexAt(button.pos())
        if index.isValid():
            available = AppView(self)
            text = "These packages are available from the selected ppa"
            if len(sauce) >= index.row():
                available.showView(sauce[index.row()], "PPA Packages", text,
                                   False)
                available.show()
        QtGui.QApplication.restoreOverrideCursor()
Exemple #14
0
class ProgressThread(QtCore.QThread):
    end_of_threads = QtCore.pyqtSignal()
    start_op = QtCore.pyqtSignal(str, str)  # Error string transmitter
    start_op1 = QtCore.pyqtSignal(int, bool)  # Loading progress transmitter


    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.cache = apt.Cache(None)
        self.cache.open()
        self.file_in = file_in
        self.install = install
        self.isDone = False
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s')
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.resolver = apt.cache.ProblemResolver(self.cache)
        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.thread2 = QtCore.QThread()
        self.iprogress = UIInstallProgress()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)
        self.broken_list = []

    def run(self):
        lc = UsefulTools().lineCount(self.file_in)
        if lc > 0:
            loading = 0
            x = float(100) / lc
            with open(self.file_in) as packages:
                for pkg_name in packages:
                    try:
                        loading += x
                        self.pkg = self.cache[pkg_name.strip()]
                        if not self.install:
                            self.pkg.mark_delete(True, True)
                            print ("{} will be removed".format(self.pkg))
                        else:
                            self.pkg.mark_install()
                            print ("{} will be installed ".format(self.pkg.shortname))
                        self.start_op1.emit(loading, self.isDone)
                    except (KeyError, SystemError) as error:
                        # if resolver cannot find a way to cleanly install packages, move it to the broken list
                        if self.pkg.is_inst_broken:
                            self.broken_list.append(self.pkg.fullname)
                            self.logger.critical("{}".format(error), exc_info=True)
                            continue
                        else:
                            text = "Error loading apps"
                            error2 = "Problems trying to install: {}\n{}".format(self.pkg.fullname, error.message)
                            self.logger.critical("{} {}".format(error, error2, exc_info=True))
                            self.start_op.emit(error2, text)
                            break
                self.thread1.start()
                self.thread2.start()
                self.installPackages()
                self.end_of_threads.emit()
        else:
            print ("All removable packages are already removed")
            self.start_op1.emit(100, True)

    def installPackages(self):
        try:
            self.logger.info("treating Packages")
            self.cache.commit(self.aprogress, self.iprogress)
        except Exception as e:
            self.logger.error("Action on package failed. Error: [{}]".format(e, exc_info=True))
            error = str(e)
            if self.install:
                text = "Package install failed"
                self.start_op.emit(error, text)
            else:
                text = "Package removal failed"
                self.start_op.emit(error, text)
class ProgressThread(QtCore.QThread):

    conclude_op = QtCore.pyqtSignal()

    def __init__(self, file_in, install):
        QtCore.QThread.__init__(self)
        self.op_progress = None
        self.cache = apt.Cache(self.op_progress)
        self.cache.open()
        self.file_in = file_in
        self.isDone = False
        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s')
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.install = install

        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.iprogress = UIInstallProgress()
        self.thread2 = QtCore.QThread()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)

        self.broken_list = []

    def lineCount(self, appfile):
        try:
            p = subprocess.Popen(['wc', '-l', appfile], stdout=subprocess.PIPE,
                                 stderr=subprocess.PIPE)
            result, err = p.communicate()
            return int(result.strip().split()[0])
        except subprocess.CalledProcessError:
            pass

    def removePackages(self):
        self.logger.info("Removing Programs")
        try:
            self.logger.info("Keep Count before commit: {}".format(self.cache.keep_count))
            self.logger.info("Delete Count before commit: {}".format(self.cache.delete_count))
            self.logger.info("Broken Count before commit: {}".format(self.cache.broken_count))
            self.cache.commit(self.aprogress, self.iprogress)
            self.logger.info("Broken Count after commit: {}".format(self.cache.broken_count))
        except Exception as e:
            self.logger.error("Error: [{}]".format(e, exc_info=True))
            error = e.message
            text = "Package removal failed"
            self.emit(QtCore.SIGNAL('showError(QString, QString)'), error, text)

    def run(self):
        if self.lineCount(self.file_in) != 0:
            loading = 0
            x = float(100) / self.lineCount(self.file_in)
            with open(self.file_in) as packages:
                for pkg_name in packages:
                    try:
                        loading += x
                        self.pkg = self.cache[pkg_name.strip()]
                        self.pkg.mark_delete(True, True)
                        self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), loading, self.isDone)
                    except (KeyError, SystemError) as error:
                        self.logger.error("{}".format(error))
                        if self.pkg.is_inst_broken or self.pkg.is_now_broken:
                            self.broken_list.append(self.pkg.fullname)
                        self.logger.critical("{}".format(error))
                        continue
                self.thread1.start()
                self.thread2.start()
                self.removePackages()
                self.conclude_op.emit()

        else:
            print "All removable packages are already removed"
            self.emit(QtCore.SIGNAL('updateProgressBar(int, bool)'), 100, True)
Exemple #16
0
class ProgressThread(QtCore.QThread):

    start_op = QtCore.pyqtSignal(str, str)  # Error string transmitter
    start_op1 = QtCore.pyqtSignal(int, bool)  # Loading progress transmitter
    conclude_op = QtCore.pyqtSignal()
    start_op2 = QtCore.pyqtSignal(bool)


    def __init__(self, file_in, install):

        QtCore.QThread.__init__(self)
        self.cache = apt.Cache(None)
        self.cache.open()
        self.file_in = file_in
        self.isDone = False
        self.error_msg = QMessageBox()
        self.error_msg.setIcon(QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.logger = logging.getLogger(__name__)
        self.logger.setLevel(logging.DEBUG)
        handler = logging.FileHandler('/var/log/resetter/resetter.log')
        handler.setLevel(logging.DEBUG)
        formatter = logging.Formatter('%(asctime)s - %(name)s - %(funcName)s - %(levelname)s - %(message)s')
        handler.setFormatter(formatter)
        self.logger.addHandler(handler)
        self.install = install

        self.aprogress = UIAcquireProgress(False)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)

        self.iprogress = UIInstallProgress()
        self.thread2 = QtCore.QThread()
        self.iprogress.moveToThread(self.thread2)
        self.thread2.started.connect(lambda: self.iprogress.play(0.0, ""))
        self.iprogress.finished.connect(self.thread2.quit)

        self.broken_list = []

    def lineCount(self, file_path):
        x = open(file_path).readlines()
        line_count = len(x)
        return line_count

    def run(self):
        if self.lineCount(self.file_in) != 0:
            loading = 0
            x = float(100) / (self.lineCount(self.file_in)+1)
            with open(self.file_in) as packages:
                for pkg_name in packages:
                    try:
                        loading += x
                        self.pkg = self.cache[pkg_name.strip()]
                        self.pkg.mark_delete(True, True)
                        self.start_op1.emit(loading, self.isDone)
                    except (KeyError, SystemError) as error:
                        self.logger.error("{}".format(error))
                        if self.pkg.is_inst_broken or self.pkg.is_now_broken:
                            self.broken_list.append(self.pkg.fullname)
                            self.logger.critical("{}".format(error))
                            continue
                        else:
                            text = "Error loading apps"
                            error2 = "Problems trying to remove: {}\n{}".format(self.pkg.fullname, str(error))
                            self.logger.critical("{} {}".format(error, error2, exc_info=True))
                            self.start_op.emit(error2, text)
                            break
                self.thread1.start()
                self.thread2.start()
                self.removePackages()
                self.removeSystemDirs()
                self.start_op2.emit(False)
                self.fixBroken()
                self.conclude_op.emit()
        else:
            print ("All removable packages are already removed")
            self.start_op1.emit(100, True)

    def removePackages(self):
        self.logger.info("Removing Programs")
        try:
            package = self.cache['snapd']
            package.mark_delete(True, True)
            self.logger.info("Keep Count before commit: {}".format(self.cache.keep_count))
            self.logger.info("Delete Count before commit: {}".format(self.cache.delete_count))
            self.logger.info("Broken Count before commit: {}".format(self.cache.broken_count))
            self.cache.commit(self.aprogress, self.iprogress)
            self.logger.info("Broken Count after commit: {}".format(self.cache.broken_count))
        except Exception as e:
            self.logger.error("Error: [{}]".format(e, exc_info=True))
            error = "Problems trying to remove: {}\n{}".format(self.pkg.fullname, str(e))
            text = "Package removal failed"
            self.start_op.emit(error, text)

    def removeSystemDirs(self):
        self.logger.info("Removing Dirs")
        self.logger.critical("aaaaaa")
        try:
            p = subprocess.check_output(['bash', '/usr/lib/resetter/data/scripts/reset-dirs.sh'])
            print ("ccalled")
            self.start_op1.emit(100, self.isDone)
        except subprocess.CalledProcessError as e:
            self.logger.error("unable to add user Error: {}".format(e.output))
        else:
            self.logger.info("Default user added")
Exemple #17
0
class EasyPPAInstall(QtGui.QDialog):
    def __init__(self, parent=None):
        super(EasyPPAInstall, self).__init__(parent)
        self.setWindowTitle("Easy PPA Install")
        self.searchEditText = QtGui.QLineEdit()
        self.searchEditText.setPlaceholderText("Search for applications")
        self.searchEditText.setMaximumWidth(200)
        self.searchbutton = QtGui.QPushButton()
        self.error_msg = QtGui.QMessageBox()
        self.error_msg.setIcon(QtGui.QMessageBox.Critical)
        self.error_msg.setWindowTitle("Error")
        self.closebutton = QtGui.QPushButton()
        self.closebutton = QtGui.QPushButton()
        self.closebutton.setText('Close')
        self.closebutton.setMaximumWidth(150)
        self.closebutton.clicked.connect(self.close)
        self.searchbutton.setText("Search")
        self.searchbutton.setMaximumWidth(100)
        self.progressbar = QtGui.QProgressBar()
        self.lbl1 = QtGui.QLabel()
        self.buttonRefresh = QtGui.QPushButton()
        self.buttonRefresh.setText("Refresh sources")
        self.isWrittenTo = False
        self.table = QtGui.QTableWidget()
        self.configureTable(self.table)
        self.searchbutton.clicked.connect(lambda: self.searchForPPA(self.table))
        self.buttonRefresh.clicked.connect(self.updateSources)
        self.table.verticalHeader().hide()
        self.horizontalLayout = QtGui.QHBoxLayout()
        self.horizontalLayout.addWidget(self.searchEditText)
        self.horizontalLayout.addWidget(self.searchbutton)
        self.horizontalLayout.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2 = QtGui.QHBoxLayout()
        self.horizontalLayout2.setAlignment(QtCore.Qt.AlignRight)
        self.horizontalLayout2.addWidget(self.progressbar)
        self.horizontalLayout2.addWidget(self.buttonRefresh)
        self.horizontalLayout2.addWidget(self.closebutton)
        self.verticalLayout = QtGui.QVBoxLayout(self)
        self.verticalLayout.addLayout(self.horizontalLayout)
        self.verticalLayout.addWidget(self.table)
        self.verticalLayout.addWidget(self.lbl1)
        self.verticalLayout.addLayout(self.horizontalLayout2)
        self.os_info = lsb_release.get_lsb_information()
        self.sources = sourceslist.SourcesList()

        self.aprogress = UIAcquireProgress(True)
        self.thread1 = QtCore.QThread()
        self.aprogress.moveToThread(self.thread1)
        self.thread1.started.connect(lambda: self.aprogress.play(0.0, False, ""))
        self.aprogress.finished.connect(self.thread1.quit)
        self.connect(self.aprogress, QtCore.SIGNAL("updateProgressBar2(int, bool, QString)"), self.updateProgressBar2)

        self.ppa = []
        self.table_data = []

    def updateProgressBar2(self, percent, isdone, status):
        self.lbl1.setText(status)
        self.progressbar.setValue(percent)
        if isdone:
            self.installProgress.end_of_threads.connect(self.finished)
            self.labels[(2, 1)].setPixmap(self.pixmap2)
            #time.sleep(2)
            self.close()

    def configureTable(self, table):
        table.setColumnCount(4)
        table.setHorizontalHeaderItem(0, QtGui.QTableWidgetItem("Description"))
        table.setHorizontalHeaderItem(1, QtGui.QTableWidgetItem("PPA"))
        table.setHorizontalHeaderItem(2, QtGui.QTableWidgetItem("View Packages within this ppa"))
        table.setHorizontalHeaderItem(3, QtGui.QTableWidgetItem("Add this PPA to your sources"))
        table.setMinimumHeight(200)
        table.setMinimumWidth(700)
        header = table.horizontalHeader()
        header.setResizeMode(1, QtGui.QHeaderView.ResizeToContents)
        header.setResizeMode(2, QtGui.QHeaderView.ResizeToContents)
        table.horizontalHeader().setStretchLastSection(True)


    def searchForPPA(self, table):
        if self.isThereInternet() is False:
            self.close()
        else:
            QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
            del self.ppa[:]
            del self.table_data[:]
            browser = mechanize.Browser()
            browser.open('https://launchpad.net/')
            browser.addheaders = [("User-agent", "Mozilla/5.0")]
            browser.select_form(nr=0)
            search_string = self.searchEditText.text()
            found_links = []
            browser['field.text'] = search_string  # use the proper input type=text name
            browser.submit()
            match = "+archive"
            exclude = ["+packages", "+build", "+sourcepub"]
            for link in browser.links():
                if not any(s in link.url for s in exclude) and match in link.url:
                    found_links.append(link)
                    QtGui.qApp.processEvents()
                if len(found_links) == 0:
                    self.lbl1.setText("No results found")
                else:
                    self.lbl1.clear()
            table.setRowCount(len(found_links))
            self.displayLinks(found_links, table, browser)
            QtGui.QApplication.restoreOverrideCursor()

    def updateSources(self):
        self.buttonRefresh.setEnabled(False)
        cache = apt.Cache()
        cache.update(self.aprogress)
        self.buttonRefresh.setEnabled(True)

    def displayLinks(self, found_links, table, browser):
        try:
            for i, link in enumerate(found_links):
                desc = QtGui.QTableWidgetItem()
                ppa = QtGui.QTableWidgetItem()
                buttonAddPPA = QtGui.QPushButton()
                buttonAddPPA.setText("Install this PPA")
                buttonAddPPA.clicked.connect(lambda: self.addPPA(self.ppa))
                buttonPackageDetails = QtGui.QPushButton()
                buttonPackageDetails.setText("View packages")
                buttonPackageDetails.setEnabled(True)
                buttonPackageDetails.clicked.connect(lambda: self.showPackages(self.table_data))
                htmltext = browser.open(link.url).read()
                soup = BeautifulSoup(htmltext, 'html.parser')
                ppaTag = soup.find('strong', attrs={'class': 'ppa-reference'})
                if ppaTag is not None:
                    ppa_name = ppaTag.text.strip()  # strip() is used to remove starting and trailing
                    ppa.setText(ppa_name)
                b = QtCore.QByteArray.fromPercentEncoding(link.text)
                text = b.data().decode("utf8")
                desc.setText(textwrap.fill(text, 20))
                table.setItem(i, 0, desc)
                QtGui.qApp.processEvents()
                table.setItem(i, 1, ppa)
                QtGui.qApp.processEvents()
                table.setCellWidget(i, 2, buttonPackageDetails)
                QtGui.qApp.processEvents()
                table.setCellWidget(i, 3, buttonAddPPA)
                QtGui.qApp.processEvents()
                repo = soup.find('pre', attrs={'class': 'wrap'})
                if repo is not None:
                    repo_name = repo.text.strip()
                raw = soup.find('code')
                if raw is not None:
                    raw_key = raw.text.strip()
                select_node = soup.findAll('select', attrs={'name': 'field.series_filter'})
                if select_node is not None:
                    self.isCompatible(select_node, repo_name, raw_key)
                sauce = soup.find('table', attrs={'class': 'listing sortable'})
                if sauce is not None:
                    self.getTableData(sauce)
                 # strip() is used to remove starting and trailing
                print link.text, link.url
                QtGui.qApp.processEvents()
        except Exception as e:
            self.error_msg.setText("Error, please try again.")
            self.error_msg.setDetailedText("If this keeps happening, it means easy repo stumbled upon a "
                                           "forbidden link. You might need to change your search string")
            self.error_msg.exec_()

    def isThereInternet(self):
        try:
            mechanize.urlopen('http://github.com', timeout=1)
            return True
        except mechanize.URLError as e:
            print "There is no internet {}".format(e)

            self.error_msg.setText("You are not connected to the internet")
            self.error_msg.setDetailedText("This feature will not work without an internet connection. ")
            self.error_msg.exec_()
            return False

    def codeName(self):
        xenial_fam = (['serena', 'sarah', 'loki'])
        if self.os_info['CODENAME'] == 'rosa':
            return "trusty"
        elif self.os_info['CODENAME'] in xenial_fam:
            return "xenial"
        else:
            return self.os_info['CODENAME']

    def isCompatible(self, node, repo, raw):
        options = []
        compatible = bool
        signing_key = str(raw[6:]).split('<', 1)[0]
        if node:
            for option in node[0].findAll('option'):
                option = option.text.strip().lower()
                options.append(option)
                if self.codeName() in options:
                    compatible = True
                else:
                    compatible = False
        result = [repo, compatible, signing_key]
        self.ppa.append(result)

    def addPPA(self, ppa):
        button = QtGui.qApp.focusWidget()
        index = self.table.indexAt(button.pos())
        if index.isValid() and ppa[index.row()][1]:
            try:
                QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
                x = str(ppa[index.row()])
                y = str(x[7:]).split(' ', 1)[0]
                entry = ('deb', y, self.codeName(), ['main'])
                self.sources.add(*entry)
                self.sources.save()
                p = subprocess.check_output(
                    ['apt-key', 'adv', '--keyserver', 'keyserver.ubuntu.com', '--recv-keys', ppa[index.row()][2]]
                )
                print p
                QtGui.QApplication.restoreOverrideCursor()
            except Exception as e:
                QtGui.QApplication.restoreOverrideCursor()
                self.error_msg.setIcon(QtGui.QMessageBox.Critical)
                self.error_msg.setText("Unable fetch PPA key")
                self.error_msg.setDetailedText("Error: {}".format(e))
                self.error_msg.exec_()
            else:
                self.successMessage()
        else:
            self.showMessage()

    def getTableData(self, sauce):
        pasta = []
        for i in sauce.select('tr'):
            data = i.select('td')
            if data:
                package = data[0].text.strip()
                version = ' '.join(data[1].text.strip().split())
                pasta_sauce = "{}: {}".format(package, version)
                pasta.append(pasta_sauce)
        self.table_data.append(pasta)

    def showPackages(self, sauce):
        QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
        button = QtGui.qApp.focusWidget()
        index = self.table.indexAt(button.pos())
        if index.isValid():
            available = AppView(self)
            text = "These packages are available from the selected ppa"
            if len(sauce) >= index.row():
                available.showView(sauce[index.row()], "PPA Packages", text, False)
                available.show()
        QtGui.QApplication.restoreOverrideCursor()

    def showMessage(self):
        msg = QtGui.QMessageBox(self)
        msg.setWindowTitle("PPA not compatible")
        msg.setIcon(QtGui.QMessageBox.Information)
        msg.setText("This PPA is not compatible with your system because it's "
                    "not available for {}".format(self.os_info['DESCRIPTION']))
        msg.exec_()

    def successMessage(self):
        msg = QtGui.QMessageBox(self)
        msg.setWindowTitle("PPA added")
        msg.setIcon(QtGui.QMessageBox.Information)
        msg.setText("This ppa has been successfully added to your sources list")
        msg.exec_()