Esempio n. 1
0
    def query(self, query):
        """
        Perform a nominatim query

        @param query: Query to execute
        @type query: str

        @raise NetWorkErrorException

        @return: the result of the query
        @rtype: str
        """

        url_query = QUrl(self.__url)

        query = QUrl.toPercentEncoding(query)
        url_query.addEncodedQueryItem('q', query)
        url_query.addQueryItem('info', 'QgisQuickOSMPlugin')
        url_query.setPort(80)

        proxy = get_proxy()
        if proxy:
            self.network.setProxy(proxy)

        request = QNetworkRequest(url_query)
        request.setRawHeader("User-Agent", "QuickOSM")
        self.network_reply = self.network.get(request)
        self.loop = QEventLoop()
        self.network.finished.connect(self._end_of_request)
        self.loop.exec_()

        if self.network_reply.error() == QNetworkReply.NoError:
            return json.loads(self.data)
        else:
            raise NetWorkErrorException(suffix="Nominatim API")
Esempio n. 2
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    def query(self, query):
        """
        Perform a nominatim query

        @param query: Query to execute
        @type query: str

        @raise NetWorkErrorException

        @return: the result of the query
        @rtype: str
        """

        url_query = QUrl(self.__url)

        query = QUrl.toPercentEncoding(query)
        url_query.addEncodedQueryItem('q', query)
        url_query.addQueryItem('info', 'QgisQuickOSMPlugin')
        url_query.setPort(80)

        proxy = get_proxy()
        if proxy:
            self.network.setProxy(proxy)

        request = QNetworkRequest(url_query)
        request.setRawHeader("User-Agent", "QuickOSM")
        self.network_reply = self.network.get(request)
        self.loop = QEventLoop()
        self.network.finished.connect(self._end_of_request)
        self.loop.exec_()

        if self.network_reply.error() == QNetworkReply.NoError:
            return json.loads(self.data)
        else:
            raise NetWorkErrorException(suffix="Nominatim API")
Esempio n. 3
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    def query(self, query):
        """
        Make a query to the overpass

        @param query:Query to execute
        @type query:str

        @raise OverpassBadRequestException,NetWorkErrorException,
        OverpassTimeoutException

        @return: the result of the query
        @rtype: str
        """

        url_query = QUrl(self.__url + 'interpreter')

        # The output format can be forced (JSON or XML)
        if self.__output:
            query = re.sub(
                r'output="[a-z]*"', 'output="' + self.__output + '"', query)
            query = re.sub(
                r'\[out:[a-z]*', '[out:' + self.__output, query)

        # noinspection PyCallByClass
        encoded_query = QUrl.toPercentEncoding(query)
        url_query.addEncodedQueryItem('data', encoded_query)
        url_query.addQueryItem('info', 'QgisQuickOSMPlugin')
        url_query.setPort(80)

        proxy = get_proxy()
        if proxy:
            self.network.setProxy(proxy)

        request = QNetworkRequest(url_query)
        request.setRawHeader("User-Agent", "QuickOSM")
        self.network_reply = self.network.get(request)
        self.loop = QEventLoop()
        self.network.finished.connect(self._end_of_request)
        self.loop.exec_()

        if self.network_reply.error() == QNetworkReply.NoError:
            timeout = '<remark> runtime error: Query timed out in "[a-z]+" ' \
                      'at line [\d]+ after ([\d]+) seconds. </remark>'
            if re.search(timeout, self.data):
                raise OverpassTimeoutException
            else:
                return self.data

        elif self.network_reply.error() == QNetworkReply.UnknownContentError:
            raise OverpassBadRequestException
        else:
            raise NetWorkErrorException(suffix="Overpass API")
Esempio n. 4
0
    def query(self, query):
        """
        Make a query to the overpass

        @param query:Query to execute
        @type query:str

        @raise OverpassBadRequestException,NetWorkErrorException,
        OverpassTimeoutException

        @return: the result of the query
        @rtype: str
        """

        url_query = QUrl(self.__url + 'interpreter')

        # The output format can be forced (JSON or XML)
        if self.__output:
            query = re.sub(r'output="[a-z]*"',
                           'output="' + self.__output + '"', query)
            query = re.sub(r'\[out:[a-z]*', '[out:' + self.__output, query)

        # noinspection PyCallByClass
        encoded_query = QUrl.toPercentEncoding(query)
        url_query.addEncodedQueryItem('data', encoded_query)
        url_query.addQueryItem('info', 'QgisQuickOSMPlugin')
        url_query.setPort(80)

        proxy = get_proxy()
        if proxy:
            self.network.setProxy(proxy)

        request = QNetworkRequest(url_query)
        request.setRawHeader("User-Agent", "QuickOSM")
        self.network_reply = self.network.get(request)
        self.loop = QEventLoop()
        self.network.finished.connect(self._end_of_request)
        self.loop.exec_()

        if self.network_reply.error() == QNetworkReply.NoError:
            timeout = '<remark> runtime error: Query timed out in "[a-z]+" ' \
                      'at line [\d]+ after ([\d]+) seconds. </remark>'
            if re.search(timeout, self.data):
                raise OverpassTimeoutException
            else:
                return self.data

        elif self.network_reply.error() == QNetworkReply.UnknownContentError:
            raise OverpassBadRequestException
        else:
            raise NetWorkErrorException(suffix="Overpass API")