Ejemplo n.º 1
0
 def __init__(self, parent=None):
     super(FingerprintingOptionsPage, self).__init__(parent)
     self.ui = Ui_FingerprintingOptionsPage()
     self.ui.setupUi(self)
     self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
     self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
     self.ui.acoustid_fpcalc_browse.clicked.connect(
         self.acoustid_fpcalc_browse)
     self.ui.acoustid_fpcalc_download.clicked.connect(
         self.acoustid_fpcalc_download)
     self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)
Ejemplo n.º 2
0
 def __init__(self, parent=None):
     super().__init__(parent)
     self._fpcalc_valid = True
     self.ui = Ui_FingerprintingOptionsPage()
     self.ui.setupUi(self)
     self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
     self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
     self.ui.acoustid_fpcalc.textChanged.connect(
         self._acoustid_fpcalc_check)
     self.ui.acoustid_fpcalc_browse.clicked.connect(
         self.acoustid_fpcalc_browse)
     self.ui.acoustid_fpcalc_download.clicked.connect(
         self.acoustid_fpcalc_download)
     self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)
     self.ui.acoustid_apikey.setValidator(ApiKeyValidator())
Ejemplo n.º 3
0
 def __init__(self, parent=None):
     super(FingerprintingOptionsPage, self).__init__(parent)
     self.ui = Ui_FingerprintingOptionsPage()
     self.ui.setupUi(self)
     self.connect(self.ui.enable_fingerprinting, QtCore.SIGNAL("clicked()"),
                  self.update_groupboxes)
     self.connect(self.ui.use_musicdns, QtCore.SIGNAL("clicked()"),
                  self.update_groupboxes)
     self.connect(self.ui.use_acoustid, QtCore.SIGNAL("clicked()"),
                  self.update_groupboxes)
     self.ui.acoustid_fpcalc_browse.clicked.connect(
         self.acoustid_fpcalc_browse)
     self.ui.acoustid_fpcalc_download.clicked.connect(
         self.acoustid_fpcalc_download)
     self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)
Ejemplo n.º 4
0
 def __init__(self, parent=None):
     super(FingerprintingOptionsPage, self).__init__(parent)
     self.ui = Ui_FingerprintingOptionsPage()
     self.ui.setupUi(self)
     self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
     self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
     self.ui.acoustid_fpcalc_browse.clicked.connect(self.acoustid_fpcalc_browse)
     self.ui.acoustid_fpcalc_download.clicked.connect(self.acoustid_fpcalc_download)
     self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)
Ejemplo n.º 5
0
 def __init__(self, parent=None):
     super(FingerprintingOptionsPage, self).__init__(parent)
     self.ui = Ui_FingerprintingOptionsPage()
     self.ui.setupUi(self)
     self.connect(self.ui.enable_fingerprinting, QtCore.SIGNAL("clicked()"), self.update_groupboxes)
     self.connect(self.ui.use_musicdns, QtCore.SIGNAL("clicked()"), self.update_groupboxes)
     self.connect(self.ui.use_acoustid, QtCore.SIGNAL("clicked()"), self.update_groupboxes)
     self.ui.acoustid_fpcalc_browse.clicked.connect(self.acoustid_fpcalc_browse)
     self.ui.acoustid_fpcalc_download.clicked.connect(self.acoustid_fpcalc_download)
     self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)
Ejemplo n.º 6
0
class FingerprintingOptionsPage(OptionsPage):

    NAME = "fingerprinting"
    TITLE = N_("Fingerprinting")
    PARENT = None
    SORT_ORDER = 45
    ACTIVE = True

    options = [
        TextOption("setting", "fingerprinting_system", "acoustid"),
        TextOption("setting", "acoustid_fpcalc", ""),
        TextOption("setting", "acoustid_apikey", ""),
    ]

    def __init__(self, parent=None):
        super(FingerprintingOptionsPage, self).__init__(parent)
        self.ui = Ui_FingerprintingOptionsPage()
        self.ui.setupUi(self)
        self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
        self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
        self.ui.acoustid_fpcalc_browse.clicked.connect(self.acoustid_fpcalc_browse)
        self.ui.acoustid_fpcalc_download.clicked.connect(self.acoustid_fpcalc_download)
        self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)

    def load(self):
        if self.config.setting["fingerprinting_system"] == "acoustid":
            self.ui.use_acoustid.setChecked(True)
        else:
            self.ui.disable_fingerprinting.setChecked(True)
        self.ui.acoustid_fpcalc.setText(self.config.setting["acoustid_fpcalc"])
        self.ui.acoustid_apikey.setText(self.config.setting["acoustid_apikey"])
        self.update_groupboxes()

    def save(self):
        if self.ui.use_acoustid.isChecked():
            self.config.setting["fingerprinting_system"] = "acoustid"
        else:
            self.config.setting["fingerprinting_system"] = ""
        self.config.setting["acoustid_fpcalc"] = unicode(self.ui.acoustid_fpcalc.text())
        self.config.setting["acoustid_apikey"] = unicode(self.ui.acoustid_apikey.text())

    def update_groupboxes(self):
        if self.ui.use_acoustid.isChecked():
            self.ui.acoustid_settings.setEnabled(True)
            if self.ui.acoustid_fpcalc.text().isEmpty():
                fpcalc_path = find_executable(*FPCALC_NAMES)
                if fpcalc_path:
                    self.ui.acoustid_fpcalc.setText(fpcalc_path)
        else:
            self.ui.acoustid_settings.setEnabled(False)

    def acoustid_fpcalc_browse(self):
        path = QtGui.QFileDialog.getOpenFileName(self, "", self.ui.acoustid_fpcalc.text())
        if path:
            path = os.path.normpath(unicode(path))
            self.ui.acoustid_fpcalc.setText(path)

    def acoustid_fpcalc_download(self):
        webbrowser2.open("http://acoustid.org/chromaprint#download")

    def acoustid_apikey_get(self):
        webbrowser2.open("http://acoustid.org/api-key")
Ejemplo n.º 7
0
class FingerprintingOptionsPage(OptionsPage):

    NAME = "fingerprinting"
    TITLE = N_("Fingerprinting")
    PARENT = None
    SORT_ORDER = 45
    ACTIVE = True

    options = [
        config.TextOption("setting", "fingerprinting_system", "acoustid"),
        config.TextOption("setting", "acoustid_fpcalc", ""),
        config.TextOption("setting", "acoustid_apikey", ""),
    ]

    def __init__(self, parent=None):
        super(FingerprintingOptionsPage, self).__init__(parent)
        self.ui = Ui_FingerprintingOptionsPage()
        self.ui.setupUi(self)
        self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
        self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
        self.ui.acoustid_fpcalc_browse.clicked.connect(
            self.acoustid_fpcalc_browse)
        self.ui.acoustid_fpcalc_download.clicked.connect(
            self.acoustid_fpcalc_download)
        self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)

    def load(self):
        if config.setting["fingerprinting_system"] == "acoustid":
            self.ui.use_acoustid.setChecked(True)
        else:
            self.ui.disable_fingerprinting.setChecked(True)
        self.ui.acoustid_fpcalc.setText(config.setting["acoustid_fpcalc"])
        self.ui.acoustid_apikey.setText(config.setting["acoustid_apikey"])
        self.update_groupboxes()

    def save(self):
        if self.ui.use_acoustid.isChecked():
            config.setting["fingerprinting_system"] = "acoustid"
        else:
            config.setting["fingerprinting_system"] = ""
        config.setting["acoustid_fpcalc"] = unicode(
            self.ui.acoustid_fpcalc.text())
        config.setting["acoustid_apikey"] = unicode(
            self.ui.acoustid_apikey.text())

    def update_groupboxes(self):
        if self.ui.use_acoustid.isChecked():
            self.ui.acoustid_settings.setEnabled(True)
            if not self.ui.acoustid_fpcalc.text():
                fpcalc_path = find_executable(*FPCALC_NAMES)
                if fpcalc_path:
                    self.ui.acoustid_fpcalc.setText(fpcalc_path)
        else:
            self.ui.acoustid_settings.setEnabled(False)

    def acoustid_fpcalc_browse(self):
        path = QtGui.QFileDialog.getOpenFileName(
            self, "", self.ui.acoustid_fpcalc.text())
        if path:
            path = os.path.normpath(unicode(path))
            self.ui.acoustid_fpcalc.setText(path)

    def acoustid_fpcalc_download(self):
        webbrowser2.goto('chromaprint')

    def acoustid_apikey_get(self):
        webbrowser2.goto('acoustid_apikey')
Ejemplo n.º 8
0
class FingerprintingOptionsPage(OptionsPage):

    NAME = "fingerprinting"
    TITLE = N_("Fingerprinting")
    PARENT = None
    SORT_ORDER = 45
    ACTIVE = True

    options = [
        BoolOption("setting", "enable_fingerprinting", False),
        TextOption("setting", "fingerprinting_system", "acoustid"),
        TextOption("setting", "acoustid_fpcalc", ""),
        TextOption("setting", "acoustid_apikey", ""),
    ]

    def __init__(self, parent=None):
        super(FingerprintingOptionsPage, self).__init__(parent)
        self.ui = Ui_FingerprintingOptionsPage()
        self.ui.setupUi(self)
        self.connect(self.ui.enable_fingerprinting, QtCore.SIGNAL("clicked()"), self.update_groupboxes)
        self.connect(self.ui.use_musicdns, QtCore.SIGNAL("clicked()"), self.update_groupboxes)
        self.connect(self.ui.use_acoustid, QtCore.SIGNAL("clicked()"), self.update_groupboxes)
        self.ui.acoustid_fpcalc_browse.clicked.connect(self.acoustid_fpcalc_browse)
        self.ui.acoustid_fpcalc_download.clicked.connect(self.acoustid_fpcalc_download)
        self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)

    def load(self):
        self.ui.enable_fingerprinting.setChecked(self.config.setting["enable_fingerprinting"])
        if picard.musicdns.ofa is None:
            self.ui.use_musicdns.setEnabled(False)
        if self.config.setting["fingerprinting_system"] == "acoustid":
            self.ui.use_acoustid.setChecked(True)
        else:
            self.ui.use_musicdns.setChecked(True)
        self.ui.acoustid_fpcalc.setText(self.config.setting["acoustid_fpcalc"])
        self.ui.acoustid_apikey.setText(self.config.setting["acoustid_apikey"])
        self.update_groupboxes()

    def save(self):
        self.config.setting["enable_fingerprinting"] = self.ui.enable_fingerprinting.isChecked()
        if self.ui.use_acoustid.isChecked():
            self.config.setting["fingerprinting_system"] = "acoustid"
        else:
            self.config.setting["fingerprinting_system"] = "musicdns"
        self.config.setting["acoustid_fpcalc"] = unicode(self.ui.acoustid_fpcalc.text())
        self.config.setting["acoustid_apikey"] = unicode(self.ui.acoustid_apikey.text())

    def update_groupboxes(self):
        if self.ui.enable_fingerprinting.isChecked() and self.ui.use_acoustid.isChecked():
            self.ui.acoustid_settings.setEnabled(True)
            if self.ui.acoustid_fpcalc.text().isEmpty():
                fpcalc_path = self.find_executable("fpcalc")
                if fpcalc_path:
                    self.ui.acoustid_fpcalc.setText(fpcalc_path)
        else:
            self.ui.acoustid_settings.setEnabled(False)

    def acoustid_fpcalc_browse(self):
        path = QtGui.QFileDialog.getOpenFileName(self, "", self.ui.acoustid_fpcalc.text())
        if path:
            path = os.path.normpath(unicode(path))
            self.ui.acoustid_fpcalc.setText(path)

    def acoustid_fpcalc_download(self):
        webbrowser2.open("http://acoustid.org/chromaprint#download")

    def acoustid_apikey_get(self):
        webbrowser2.open("http://acoustid.org/api-key")

    def find_executable(self, name):
        if sys.platform == 'win32':
            executables = [name + '.exe']
        else:
            executables = [name]
        for path in os.environ.get('PATH', '').split(os.pathsep):
            for executable in executables:
                f = os.path.join(path, executable)
                if os.path.isfile(f):
                    return f
Ejemplo n.º 9
0
class FingerprintingOptionsPage(OptionsPage):

    NAME = "fingerprinting"
    TITLE = N_("Fingerprinting")
    PARENT = None
    SORT_ORDER = 45
    ACTIVE = True
    HELP_URL = '/config/options_fingerprinting.html'

    options = [
        config.BoolOption("setting", "ignore_existing_acoustid_fingerprints",
                          False),
        config.TextOption("setting", "fingerprinting_system", "acoustid"),
        config.TextOption("setting", "acoustid_fpcalc", ""),
        config.TextOption("setting", "acoustid_apikey", ""),
    ]

    def __init__(self, parent=None):
        super().__init__(parent)
        self._fpcalc_valid = True
        self.ui = Ui_FingerprintingOptionsPage()
        self.ui.setupUi(self)
        self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
        self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
        self.ui.acoustid_fpcalc.textChanged.connect(
            self._acoustid_fpcalc_check)
        self.ui.acoustid_fpcalc_browse.clicked.connect(
            self.acoustid_fpcalc_browse)
        self.ui.acoustid_fpcalc_download.clicked.connect(
            self.acoustid_fpcalc_download)
        self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)

    def load(self):
        if config.setting["fingerprinting_system"] == "acoustid":
            self.ui.use_acoustid.setChecked(True)
        else:
            self.ui.disable_fingerprinting.setChecked(True)
        self.ui.acoustid_fpcalc.setText(config.setting["acoustid_fpcalc"])
        self.ui.acoustid_apikey.setText(config.setting["acoustid_apikey"])
        self.ui.ignore_existing_acoustid_fingerprints.setChecked(
            config.setting["ignore_existing_acoustid_fingerprints"])
        self.update_groupboxes()

    def save(self):
        if self.ui.use_acoustid.isChecked():
            config.setting["fingerprinting_system"] = "acoustid"
        else:
            config.setting["fingerprinting_system"] = ""
        config.setting["acoustid_fpcalc"] = self.ui.acoustid_fpcalc.text()
        config.setting["acoustid_apikey"] = self.ui.acoustid_apikey.text()
        config.setting[
            "ignore_existing_acoustid_fingerprints"] = self.ui.ignore_existing_acoustid_fingerprints.isChecked(
            )

    def update_groupboxes(self):
        if self.ui.use_acoustid.isChecked():
            self.ui.acoustid_settings.setEnabled(True)
            if not self.ui.acoustid_fpcalc.text():
                fpcalc_path = find_executable(*FPCALC_NAMES)
                if fpcalc_path:
                    self.ui.acoustid_fpcalc.setText(fpcalc_path)
        else:
            self.ui.acoustid_settings.setEnabled(False)
        self._acoustid_fpcalc_check()

    def acoustid_fpcalc_browse(self):
        path, _filter = QtWidgets.QFileDialog.getOpenFileName(
            self, "", self.ui.acoustid_fpcalc.text())
        if path:
            path = os.path.normpath(path)
            self.ui.acoustid_fpcalc.setText(path)

    def acoustid_fpcalc_download(self):
        webbrowser2.goto('chromaprint')

    def acoustid_apikey_get(self):
        webbrowser2.goto('acoustid_apikey')

    def _acoustid_fpcalc_check(self):
        if not self.ui.use_acoustid.isChecked():
            self._acoustid_fpcalc_set_success("")
            return
        fpcalc = self.ui.acoustid_fpcalc.text()
        if not fpcalc:
            self._acoustid_fpcalc_set_success("")
            return

        self._fpcalc_valid = False
        process = QtCore.QProcess(self)
        process.finished.connect(self._on_acoustid_fpcalc_check_finished)
        process.error.connect(self._on_acoustid_fpcalc_check_error)
        process.start(fpcalc, ["-v"])

    def _on_acoustid_fpcalc_check_finished(self, exit_code, exit_status):
        process = self.sender()
        if exit_code == 0 and exit_status == 0:
            output = bytes(process.readAllStandardOutput()).decode()
            if output.startswith("fpcalc version"):
                self._acoustid_fpcalc_set_success(output.strip())
            else:
                self._acoustid_fpcalc_set_error()
        else:
            self._acoustid_fpcalc_set_error()

    def _on_acoustid_fpcalc_check_error(self, error):
        self._acoustid_fpcalc_set_error()

    def _acoustid_fpcalc_set_success(self, version):
        self._fpcalc_valid = True
        self.ui.acoustid_fpcalc_info.setStyleSheet("")
        self.ui.acoustid_fpcalc_info.setText(version)

    def _acoustid_fpcalc_set_error(self):
        self._fpcalc_valid = False
        self.ui.acoustid_fpcalc_info.setStyleSheet(self.STYLESHEET_ERROR)
        self.ui.acoustid_fpcalc_info.setText(
            _("Please select a valid fpcalc executable."))

    def check(self):
        if not self._fpcalc_valid:
            raise OptionsCheckError(
                _("Invalid fpcalc executable"),
                _("Please select a valid fpcalc executable."))

    def display_error(self, error):
        pass
Ejemplo n.º 10
0
class FingerprintingOptionsPage(OptionsPage):

    NAME = "fingerprinting"
    TITLE = N_("Fingerprinting")
    PARENT = None
    SORT_ORDER = 45
    ACTIVE = True

    options = [
        BoolOption("setting", "enable_fingerprinting", False),
        TextOption("setting", "fingerprinting_system", "acoustid"),
        TextOption("setting", "acoustid_fpcalc", ""),
        TextOption("setting", "acoustid_apikey", ""),
    ]

    def __init__(self, parent=None):
        super(FingerprintingOptionsPage, self).__init__(parent)
        self.ui = Ui_FingerprintingOptionsPage()
        self.ui.setupUi(self)
        self.connect(self.ui.enable_fingerprinting, QtCore.SIGNAL("clicked()"),
                     self.update_groupboxes)
        self.connect(self.ui.use_musicdns, QtCore.SIGNAL("clicked()"),
                     self.update_groupboxes)
        self.connect(self.ui.use_acoustid, QtCore.SIGNAL("clicked()"),
                     self.update_groupboxes)
        self.ui.acoustid_fpcalc_browse.clicked.connect(
            self.acoustid_fpcalc_browse)
        self.ui.acoustid_fpcalc_download.clicked.connect(
            self.acoustid_fpcalc_download)
        self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)

    def load(self):
        self.ui.enable_fingerprinting.setChecked(
            self.config.setting["enable_fingerprinting"])
        if picard.musicdns.ofa is None:
            self.ui.use_musicdns.setEnabled(False)
        if self.config.setting["fingerprinting_system"] == "acoustid":
            self.ui.use_acoustid.setChecked(True)
        else:
            self.ui.use_musicdns.setChecked(True)
        self.ui.acoustid_fpcalc.setText(self.config.setting["acoustid_fpcalc"])
        self.ui.acoustid_apikey.setText(self.config.setting["acoustid_apikey"])
        self.update_groupboxes()

    def save(self):
        self.config.setting[
            "enable_fingerprinting"] = self.ui.enable_fingerprinting.isChecked(
            )
        if self.ui.use_acoustid.isChecked():
            self.config.setting["fingerprinting_system"] = "acoustid"
        else:
            self.config.setting["fingerprinting_system"] = "musicdns"
        self.config.setting["acoustid_fpcalc"] = unicode(
            self.ui.acoustid_fpcalc.text())
        self.config.setting["acoustid_apikey"] = unicode(
            self.ui.acoustid_apikey.text())

    def update_groupboxes(self):
        if self.ui.enable_fingerprinting.isChecked(
        ) and self.ui.use_acoustid.isChecked():
            self.ui.acoustid_settings.setEnabled(True)
            if self.ui.acoustid_fpcalc.text().isEmpty():
                fpcalc_path = find_executable("fpcalc")
                if fpcalc_path:
                    self.ui.acoustid_fpcalc.setText(fpcalc_path)
        else:
            self.ui.acoustid_settings.setEnabled(False)

    def acoustid_fpcalc_browse(self):
        path = QtGui.QFileDialog.getOpenFileName(
            self, "", self.ui.acoustid_fpcalc.text())
        if path:
            path = os.path.normpath(unicode(path))
            self.ui.acoustid_fpcalc.setText(path)

    def acoustid_fpcalc_download(self):
        webbrowser2.open("http://acoustid.org/chromaprint#download")

    def acoustid_apikey_get(self):
        webbrowser2.open("http://acoustid.org/api-key")
Ejemplo n.º 11
0
class FingerprintingOptionsPage(OptionsPage):

    NAME = "fingerprinting"
    TITLE = N_("Fingerprinting")
    PARENT = None
    SORT_ORDER = 45
    ACTIVE = True

    options = [
        config.TextOption("setting", "fingerprinting_system", "acoustid"),
        config.TextOption("setting", "acoustid_fpcalc", ""),
        config.TextOption("setting", "acoustid_apikey", ""),
    ]

    def __init__(self, parent=None):
        super(FingerprintingOptionsPage, self).__init__(parent)
        self._fpcalc_valid = True
        self.ui = Ui_FingerprintingOptionsPage()
        self.ui.setupUi(self)
        self.ui.disable_fingerprinting.clicked.connect(self.update_groupboxes)
        self.ui.use_acoustid.clicked.connect(self.update_groupboxes)
        self.ui.acoustid_fpcalc.textChanged.connect(self._acoustid_fpcalc_check)
        self.ui.acoustid_fpcalc_browse.clicked.connect(self.acoustid_fpcalc_browse)
        self.ui.acoustid_fpcalc_download.clicked.connect(self.acoustid_fpcalc_download)
        self.ui.acoustid_apikey_get.clicked.connect(self.acoustid_apikey_get)

    def load(self):
        if config.setting["fingerprinting_system"] == "acoustid":
            self.ui.use_acoustid.setChecked(True)
        else:
            self.ui.disable_fingerprinting.setChecked(True)
        self.ui.acoustid_fpcalc.setText(config.setting["acoustid_fpcalc"])
        self.ui.acoustid_apikey.setText(config.setting["acoustid_apikey"])
        self.update_groupboxes()

    def save(self):
        if self.ui.use_acoustid.isChecked():
            config.setting["fingerprinting_system"] = "acoustid"
        else:
            config.setting["fingerprinting_system"] = ""
        config.setting["acoustid_fpcalc"] = unicode(self.ui.acoustid_fpcalc.text())
        config.setting["acoustid_apikey"] = unicode(self.ui.acoustid_apikey.text())

    def update_groupboxes(self):
        if self.ui.use_acoustid.isChecked():
            self.ui.acoustid_settings.setEnabled(True)
            if not self.ui.acoustid_fpcalc.text():
                fpcalc_path = find_executable(*FPCALC_NAMES)
                if fpcalc_path:
                    self.ui.acoustid_fpcalc.setText(fpcalc_path)
        else:
            self.ui.acoustid_settings.setEnabled(False)
        self._acoustid_fpcalc_check()

    def acoustid_fpcalc_browse(self):
        path = QtGui.QFileDialog.getOpenFileName(self, "", self.ui.acoustid_fpcalc.text())
        if path:
            path = os.path.normpath(unicode(path))
            self.ui.acoustid_fpcalc.setText(path)

    def acoustid_fpcalc_download(self):
        webbrowser2.goto('chromaprint')

    def acoustid_apikey_get(self):
        webbrowser2.goto('acoustid_apikey')

    def _acoustid_fpcalc_check(self):
        if not self.ui.use_acoustid.isChecked():
            self._acoustid_fpcalc_set_success("")
            return
        fpcalc = unicode(self.ui.acoustid_fpcalc.text())
        if not fpcalc:
            self._acoustid_fpcalc_set_success("")
            return

        self._fpcalc_valid = False
        process = QtCore.QProcess(self)
        process.finished.connect(self._on_acoustid_fpcalc_check_finished)
        process.error.connect(self._on_acoustid_fpcalc_check_error)
        process.start(fpcalc, ["-v"])

    def _on_acoustid_fpcalc_check_finished(self, exit_code, exit_status):
        process = self.sender()
        if exit_code == 0 and exit_status == 0:
            output = str(process.readAllStandardOutput())
            if output.startswith("fpcalc version"):
                self._acoustid_fpcalc_set_success(output.strip())
            else:
                self._acoustid_fpcalc_set_error()
        else:
            self._acoustid_fpcalc_set_error()
            
    def _on_acoustid_fpcalc_check_error(self, error):
        self._acoustid_fpcalc_set_error()

    def _acoustid_fpcalc_set_success(self, version):
        self._fpcalc_valid = True
        self.ui.acoustid_fpcalc_info.setStyleSheet("")
        self.ui.acoustid_fpcalc_info.setText(version)

    def _acoustid_fpcalc_set_error(self):
        self._fpcalc_valid = False
        self.ui.acoustid_fpcalc_info.setStyleSheet(self.STYLESHEET_ERROR)
        self.ui.acoustid_fpcalc_info.setText(_("Please select a valid fpcalc executable."))

    def check(self):
        if not self._fpcalc_valid:
            raise OptionsCheckError(_("Invalid fpcalc executable"), _("Please select a valid fpcalc executable."))

    def display_error(self, error):
        pass