コード例 #1
0
    def test1(self):
        d = QgsVirtualLayerDefinition()
        self.assertEqual(d.toString(), "")
        d.setFilePath("/file")
        self.assertEqual(d.toString(), "file:///file")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).filePath(), "/file")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).filePath(), "/file")
        d.setFilePath(os.path.join('C:/', 'file'))
        self.assertEqual(d.toString(), "file:///C:/file")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).filePath(), os.path.join('C:/', 'file'))
        d.setQuery("SELECT * FROM mytable")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).query(), "SELECT * FROM mytable")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).query(), "SELECT * FROM mytable")

        q = u"SELECT * FROM tableéé /*:int*/"
        d.setQuery(q)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).query(), q)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).query(), q)

        s1 = u"file://foo&bar=okié"
        d.addSource("name", s1, "provider", "utf8")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).sourceLayers()[0].source(), s1)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).sourceLayers()[0].source(), s1)

        n1 = u"éé ok"
        d.addSource(n1, s1, "provider")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).sourceLayers()[1].name(), n1)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).sourceLayers()[1].name(), n1)

        d.addSource("ref1", "id0001")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).sourceLayers()[2].reference(), "id0001")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).sourceLayers()[2].reference(), "id0001")

        s = "dbname='C:\\tt' table=\"test\" (geometry) sql="
        d.addSource("nn", s, "spatialite")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).sourceLayers()[3].source(), s)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).sourceLayers()[3].source(), s)

        d.setGeometryField("geom")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).geometryField(), "geom")
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).geometryField(), "geom")

        d.setGeometryWkbType(QgsWKBTypes.Point)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(d.toUrl()).geometryWkbType(), QgsWKBTypes.Point)
        self.assertEqual(QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(d.toString())).geometryWkbType(), QgsWKBTypes.Point)

        f = QgsFields()
        f.append(QgsField("a", QVariant.Int))
        f.append(QgsField("f", QVariant.Double))
        f.append(QgsField("s", QVariant.String))
        d.setFields(f)
        f2 = QgsVirtualLayerDefinition.fromUrl(d.toUrl()).fields()
        self.assertEqual(f[0].name(), f2[0].name())
        self.assertEqual(f[0].type(), f2[0].type())
        self.assertEqual(f[1].name(), f2[1].name())
        self.assertEqual(f[1].type(), f2[1].type())
        self.assertEqual(f[2].name(), f2[2].name())
        self.assertEqual(f[2].type(), f2[2].type())
コード例 #2
0
ファイル: connector.py プロジェクト: Zakui/QGIS
def getQueryGeometryName(sqlite_file):
    # introspect the file
    with sqlite3_connection(sqlite_file) as conn:
        c = conn.cursor()
        for r in c.execute("SELECT url FROM _meta"):
            d = QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(r[0]))
            if d.hasDefinedGeometry():
                return d.geometryField()
        return None
コード例 #3
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def remote_open_from_qgis(uri):
    """Opens a remote URL using QGIS proxy preferences"""
    reply, is_ok = _sync_get(QUrl.fromEncoded(bytes(uri, "utf8")))
    if not is_ok:
        raise RuntimeError("Network problem when downloading {}".format(uri))
    redirect = reply.attribute(QNetworkRequest.RedirectionTargetAttribute)
    # Handle HTTP 302 redirections
    while redirect is not None and not redirect.isEmpty():
        reply, is_ok = _sync_get(redirect)
        if not is_ok:
            raise RuntimeError("Network problem when downloading {}".format(uri))
        redirect = reply.attribute(QNetworkRequest.RedirectionTargetAttribute)
    r = bytes(reply.readAll())
    reply.close()
    return BytesIO(r)
コード例 #4
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def strToUrl(s):
    if sys.version_info.major == 3:
        return QUrl.fromEncoded(bytes(s, "utf8"))
    else:
        return QUrl.fromEncoded(s)
コード例 #5
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def strToUrl(s):
    return QUrl.fromEncoded(bytes(s, "utf8"))
コード例 #6
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def strToUrl(s):
    return QUrl.fromEncoded(bytes(s, "utf8"))
コード例 #7
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def strToUrl(s):
    if sys.version_info.major == 3:
        return QUrl.fromEncoded(bytes(s, "utf8"))
    else:
        return QUrl.fromEncoded(s)
コード例 #8
0
    def test1(self):
        d = QgsVirtualLayerDefinition()
        self.assertEqual(d.toString(), "")
        d.setFilePath("/file")
        self.assertEqual(d.toString(), "file:///file")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(d.toUrl()).filePath(), "/file")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).filePath(), "/file")
        d.setFilePath(os.path.join('C:/', 'file'))
        self.assertEqual(d.toString(), "file:///C:/file")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(d.toUrl()).filePath(),
            os.path.join('C:/', 'file'))
        d.setQuery("SELECT * FROM mytable")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(d.toUrl()).query(),
            "SELECT * FROM mytable")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).query(), "SELECT * FROM mytable")

        q = u"SELECT * FROM tableéé /*:int*/"
        d.setQuery(q)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(d.toUrl()).query(), q)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).query(), q)

        s1 = u"file://foo&bar=okié"
        d.addSource("name", s1, "provider", "utf8")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(
                d.toUrl()).sourceLayers()[0].source(), s1)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).sourceLayers()[0].source(), s1)

        n1 = u"éé ok"
        d.addSource(n1, s1, "provider")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(
                d.toUrl()).sourceLayers()[1].name(), n1)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).sourceLayers()[1].name(), n1)

        d.addSource("ref1", "id0001")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(
                d.toUrl()).sourceLayers()[2].reference(), "id0001")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).sourceLayers()[2].reference(), "id0001")

        s = "dbname='C:\\tt' table=\"test\" (geometry) sql="
        d.addSource("nn", s, "spatialite")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(
                d.toUrl()).sourceLayers()[3].source(), s)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).sourceLayers()[3].source(), s)

        d.setGeometryField("geom")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(d.toUrl()).geometryField(),
            "geom")
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).geometryField(), "geom")

        d.setGeometryWkbType(QgsWKBTypes.Point)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(d.toUrl()).geometryWkbType(),
            QgsWKBTypes.Point)
        self.assertEqual(
            QgsVirtualLayerDefinition.fromUrl(QUrl.fromEncoded(
                d.toString())).geometryWkbType(), QgsWKBTypes.Point)

        f = QgsFields()
        f.append(QgsField("a", QVariant.Int))
        f.append(QgsField("f", QVariant.Double))
        f.append(QgsField("s", QVariant.String))
        d.setFields(f)
        f2 = QgsVirtualLayerDefinition.fromUrl(d.toUrl()).fields()
        self.assertEqual(f[0].name(), f2[0].name())
        self.assertEqual(f[0].type(), f2[0].type())
        self.assertEqual(f[1].name(), f2[1].name())
        self.assertEqual(f[1].type(), f2[1].type())
        self.assertEqual(f[2].name(), f2[2].name())
        self.assertEqual(f[2].type(), f2[2].type())