Beispiel #1
0
    def testQgsCentroidFillSymbolLayerV2(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = 'QgsCentroidFillSymbolLayerV2'
        mFilePath = QDir.toNativeSeparators('%s/symbol_layer/%s.sld' % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsCentroidFillSymbolLayerV2.createFromSld(
            mDoc.elementsByTagName('PointSymbolizer').item(0).toElement())

        mExpectedValue = type(QgsCentroidFillSymbolLayerV2())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u'regular_star'
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u'#55aaff'
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u'#00ff00'
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).borderColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
Beispiel #2
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    def testQgsSvgMarkerSymbolLayer(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = 'QgsSvgMarkerSymbolLayer'
        mFilePath = QDir.toNativeSeparators('%s/symbol_layer/%s.sld' % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsSvgMarkerSymbolLayer.createFromSld(mDoc.elementsByTagName('PointSymbolizer').item(0).toElement())

        mExpectedValue = type(QgsSvgMarkerSymbolLayer(""))
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 'skull.svg'
        mValue = os.path.basename(mSymbolLayer.path())
        print(("VALUE", mSymbolLayer.path()))
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 12
        mValue = mSymbolLayer.size()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 45
        mValue = mSymbolLayer.angle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
Beispiel #3
0
    def testQgsSVGFillSymbolLayer(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = 'QgsSVGFillSymbolLayer'
        mFilePath = QDir.toNativeSeparators('%s/symbol_layer/%s.sld' % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsSVGFillSymbolLayer.createFromSld(
            mDoc.elementsByTagName('PolygonSymbolizer').item(0).toElement())

        mExpectedValue = type(QgsSVGFillSymbolLayer(""))
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 'accommodation_camping.svg'
        mValue = os.path.basename(mSymbolLayer.svgFilePath())
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 6
        mValue = mSymbolLayer.patternWidth()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
    def createSimpleMemorial(self):
        tempDoc = QDomDocument()
        simple = QFile(self.simpleMemorial)
        simple.open(QIODevice.ReadOnly)
        loaded = tempDoc.setContent(simple)
        simple.close()
        
        element = tempDoc.documentElement()
         
        nodes = element.elementsByTagName("table")
         
        table = nodes.item(0).toElement()

        tr = tempDoc.createElement("tr")
        tr.appendChild(self.createCellElement(tempDoc, u"MEMORIAL DESCRITIVO SINTÉTICO", 7, 0))
        table.appendChild(tr)
        
        tr = tempDoc.createElement("tr")
        tr.appendChild(self.createCellElement(tempDoc, u"VÉRTICE", 0, 2))
        tr.appendChild(self.createCellElement(tempDoc, "COORDENADAS", 2, 0))
        tr.appendChild(self.createCellElement(tempDoc, "LADO", 0, 2))
        tr.appendChild(self.createCellElement(tempDoc, "AZIMUTES", 2, 0))
        tr.appendChild(self.createCellElement(tempDoc, u"DISTÂNCIA", 0, 0))
        table.appendChild(tr)
        
        tr = tempDoc.createElement("tr")
        tr.appendChild(self.createCellElement(tempDoc, "E", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "N", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "PLANO", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "REAL", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "(m)", 0, 0))
        table.appendChild(tr)
         
        convergence = float(self.convergenciaEdit.text())
             
        rowCount = self.tableWidget.rowCount()
        
        for i in range(0,rowCount):
            lineElement = tempDoc.createElement("tr")
             
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,0).text(), 0, 0))
             
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,1).text(), 0, 0))
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,2).text(), 0, 0))
 
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,3).text(), 0, 0))
 
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,4).text(), 0, 0))
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,5).text(), 0, 0))
            lineElement.appendChild(self.createCellElement(tempDoc, self.tableWidget.item(i,6).text(), 0, 0))
            
            table.appendChild(lineElement)
            
        simple = open(self.simpleMemorial, "w", encoding='utf-8')
        simple.write(tempDoc.toString())
        simple.close()
    def createEllipseSymbolLayer(self):
        # No way to build it programmatically...
        mTestName = 'QgsEllipseSymbolLayer'
        mFilePath = QDir.toNativeSeparators(
            '%s/symbol_layer/%s.sld' % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsEllipseSymbolLayer.createFromSld(
            mDoc.elementsByTagName('PointSymbolizer').item(0).toElement())
        return mSymbolLayer
    def testQgsSimpleLineSymbolLayerV2(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = "QgsSimpleLineSymbolLayerV2"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsSimpleLineSymbolLayerV2.createFromSld(
            mDoc.elementsByTagName("LineSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsSimpleLineSymbolLayerV2())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#aa007f"
        mValue = mSymbolLayer.color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 1.26
        mValue = mSymbolLayer.width()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = Qt.RoundCap
        mValue = mSymbolLayer.penCapStyle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = Qt.MiterJoin
        mValue = mSymbolLayer.penJoinStyle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = True
        mValue = mSymbolLayer.useCustomDashPattern()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = [5.0, 2.0]
        mValue = mSymbolLayer.customDashVector()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
    def testQgsLinePatternFillSymbolLayer(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = "QgsLinePatternFillSymbolLayer"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsLinePatternFillSymbolLayer.createFromSld(
            mDoc.elementsByTagName("PolygonSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsLinePatternFillSymbolLayer())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#ff55ff"
        mValue = mSymbolLayer.color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 1.5
        mValue = mSymbolLayer.lineWidth()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 4
        mValue = mSymbolLayer.distance()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 57
        mValue = mSymbolLayer.lineAngle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        # test colors, need to make sure colors are passed/retrieved from subsymbol
        mSymbolLayer.setColor(QColor(150, 50, 100))
        self.assertEqual(mSymbolLayer.color(), QColor(150, 50, 100))
        self.assertEqual(mSymbolLayer.subSymbol().color(), QColor(150, 50, 100))
        mSymbolLayer.subSymbol().setColor(QColor(250, 150, 200))
        self.assertEqual(mSymbolLayer.subSymbol().color(), QColor(250, 150, 200))
        self.assertEqual(mSymbolLayer.color(), QColor(250, 150, 200))
    def testQgsMarkerLineSymbolLayerV2(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = "QgsMarkerLineSymbolLayerV2"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsMarkerLineSymbolLayerV2.createFromSld(
            mDoc.elementsByTagName("LineSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsMarkerLineSymbolLayerV2())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = QgsMarkerLineSymbolLayerV2.CentralPoint
        mValue = mSymbolLayer.placement()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"circle"
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#000000"
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).borderColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#ff0000"
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        # test colors, need to make sure colors are passed/retrieved from subsymbol
        mSymbolLayer.setColor(QColor(150, 50, 100))
        self.assertEqual(mSymbolLayer.color(), QColor(150, 50, 100))
        self.assertEqual(mSymbolLayer.subSymbol().color(), QColor(150, 50, 100))
        mSymbolLayer.subSymbol().setColor(QColor(250, 150, 200))
        self.assertEqual(mSymbolLayer.subSymbol().color(), QColor(250, 150, 200))
        self.assertEqual(mSymbolLayer.color(), QColor(250, 150, 200))
    def testQgsPointPatternFillSymbolLayerSld(self):
        """
        Create a new style from a .sld file and match test
        """
        # at the moment there is an empty createFromSld implementation
        # that return nulls
        mTestName = "QgsPointPatternFillSymbolLayer"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsPointPatternFillSymbolLayer.createFromSld(
            mDoc.elementsByTagName("PolygonSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsPointPatternFillSymbolLayer())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"triangle"
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#ffaa00"
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#ff007f"
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).borderColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 5
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).angle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 3
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).size()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
Beispiel #10
0
    def testQgsCentroidFillSymbolLayer(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = 'QgsCentroidFillSymbolLayer'
        mFilePath = QDir.toNativeSeparators('%s/symbol_layer/%s.sld' % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsCentroidFillSymbolLayer.createFromSld(
            mDoc.elementsByTagName('PointSymbolizer').item(0).toElement())

        mExpectedValue = type(QgsCentroidFillSymbolLayer())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = QgsSimpleMarkerSymbolLayerBase.Star
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).shape()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = '#55aaff'
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = '#00ff00'
        mValue = mSymbolLayer.subSymbol().symbolLayer(0).strokeColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = False
        mValue = mSymbolLayer.pointOnAllParts()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        # test colors, need to make sure colors are passed/retrieved from subsymbol
        mSymbolLayer.setColor(QColor(150, 50, 100))
        self.assertEqual(mSymbolLayer.color(), QColor(150, 50, 100))
        self.assertEqual(mSymbolLayer.subSymbol().color(), QColor(150, 50, 100))
        mSymbolLayer.subSymbol().setColor(QColor(250, 150, 200))
        self.assertEqual(mSymbolLayer.subSymbol().color(), QColor(250, 150, 200))
        self.assertEqual(mSymbolLayer.color(), QColor(250, 150, 200))
Beispiel #11
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    def testQgsEllipseSymbolLayerV2(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = "QgsEllipseSymbolLayerV2"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsEllipseSymbolLayerV2.createFromSld(
            mDoc.elementsByTagName("PointSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsEllipseSymbolLayerV2())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"circle"
        mValue = mSymbolLayer.symbolName()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#ffff7f"
        mValue = mSymbolLayer.fillColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#aaaaff"
        mValue = mSymbolLayer.outlineColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 7
        mValue = mSymbolLayer.symbolWidth()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 5
        mValue = mSymbolLayer.symbolHeight()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
Beispiel #12
0
    def testQgsFontMarkerSymbolLayerV2(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = "QgsFontMarkerSymbolLayerV2"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsFontMarkerSymbolLayerV2.createFromSld(
            mDoc.elementsByTagName("PointSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsFontMarkerSymbolLayerV2())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"Arial"
        mValue = mSymbolLayer.fontFamily()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"M"
        mValue = mSymbolLayer.character()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 6.23
        mValue = mSymbolLayer.size()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 3
        mValue = mSymbolLayer.angle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
Beispiel #13
0
    def testQgsSimpleFillSymbolLayerV2(self):
        """Create a new style from a .sld file and match test.
        """
        mTestName = "QgsSimpleFillSymbolLayerV2"
        mFilePath = QDir.toNativeSeparators("%s/symbol_layer/%s.sld" % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsSimpleFillSymbolLayerV2.createFromSld(
            mDoc.elementsByTagName("PolygonSymbolizer").item(0).toElement()
        )

        mExpectedValue = type(QgsSimpleFillSymbolLayerV2())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = Qt.SolidPattern
        mValue = mSymbolLayer.brushStyle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u"#ffaa7f"
        mValue = mSymbolLayer.borderColor().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = Qt.DotLine
        mValue = mSymbolLayer.borderStyle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 0.26
        mValue = mSymbolLayer.borderWidth()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
Beispiel #14
0
    def testQgsLinePatternFillSymbolLayer(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = 'QgsLinePatternFillSymbolLayer'
        mFilePath = QDir.toNativeSeparators('%s/symbol_layer/%s.sld' % (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsLinePatternFillSymbolLayer.createFromSld(
            mDoc.elementsByTagName('PolygonSymbolizer').item(0).toElement())

        mExpectedValue = type(QgsLinePatternFillSymbolLayer())
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = u'#ff55ff'
        mValue = mSymbolLayer.color().name()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 1.5
        mValue = mSymbolLayer.lineWidth()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 4
        mValue = mSymbolLayer.distance()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 57
        mValue = mSymbolLayer.lineAngle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
    def testQgsSvgMarkerSymbolLayer(self):
        """
        Create a new style from a .sld file and match test
        """
        mTestName = 'QgsSvgMarkerSymbolLayer'
        mFilePath = QDir.toNativeSeparators('%s/symbol_layer/%s.sld' %
                                            (unitTestDataPath(), mTestName))

        mDoc = QDomDocument(mTestName)
        mFile = QFile(mFilePath)
        mFile.open(QIODevice.ReadOnly)
        mDoc.setContent(mFile, True)
        mFile.close()
        mSymbolLayer = QgsSvgMarkerSymbolLayer.createFromSld(
            mDoc.elementsByTagName('PointSymbolizer').item(0).toElement())

        mExpectedValue = type(QgsSvgMarkerSymbolLayer(""))
        mValue = type(mSymbolLayer)
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 'skull.svg'
        mValue = os.path.basename(mSymbolLayer.path())
        print(("VALUE", mSymbolLayer.path()))
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 12
        mValue = mSymbolLayer.size()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage

        mExpectedValue = 45
        mValue = mSymbolLayer.angle()
        mMessage = 'Expected "%s" got "%s"' % (mExpectedValue, mValue)
        assert mExpectedValue == mValue, mMessage
    def exportDocument(self, task, fileName, format):
        """

        :type task: QUrl
        :type fileName: str
        :type format: self.ExportFormat
        :return: bool
        """
        fileOut = QFile(fileName)

        if not fileOut.open(QIODevice.WriteOnly | QIODevice.Text):
            return False

        taskMap = self.__parseTask(task)

        text = self.__documentContent(taskMap, format)
        streamFileOut = QTextStream(fileOut)
        streamFileOut.setCodec("UTF-8")
        streamFileOut << text
        streamFileOut.flush()

        fileOut.close()

        return True
    def requestFinished(self):
        if self.reply.error() != QNetworkReply.NoError:
            QApplication.restoreOverrideCursor()
            iface.messageBar().pushMessage(
                "Lessons could not be installed:\n",
                self.reply.errorString(),
                QgsMessageBar.WARNING)
            self.reply.deleteLater()
            return

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

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

        iface.messageBar().pushMessage(
            "Completed",
            "Lessons were correctly installed",
            QgsMessageBar.INFO)
 def _download_file(self, url, out_path):
     reply = self.__sync_request(url)
     local_file = QFile(out_path)
     local_file.open(QIODevice.WriteOnly)
     local_file.write(reply)
     local_file.close()
Beispiel #19
0
class FileDownloader():
    """The blueprint for downloading file from url."""
    def __init__(self, url, output_path, progress_dialog=None):
        """Constructor of the class.

        .. versionchanged:: 3.3 removed manager parameter.

        :param url: URL of file.
        :type url: str

        :param output_path: Output path.
        :type output_path: str

        :param progress_dialog: Progress dialog widget.
        :type progress_dialog: QWidget
        """
        # noinspection PyArgumentList
        self.manager = QgsNetworkAccessManager.instance()
        self.url = QUrl(url)
        self.output_path = output_path
        self.progress_dialog = progress_dialog
        if self.progress_dialog:
            self.prefix_text = self.progress_dialog.labelText()
        self.output_file = None
        self.reply = None
        self.downloaded_file_buffer = None
        self.finished_flag = False

    def download(self):
        """Downloading the file.

        :returns: True if success, otherwise returns a tuple with format like
            this (QNetworkReply.NetworkError, error_message)

        :raises: IOError - when cannot create output_path
        """
        # Prepare output path
        self.output_file = QFile(self.output_path)
        if not self.output_file.open(QFile.WriteOnly):
            raise IOError(self.output_file.errorString())

        # Prepare downloaded buffer
        self.downloaded_file_buffer = QByteArray()

        # Request the url
        request = QNetworkRequest(self.url)
        self.reply = self.manager.get(request)
        self.reply.readyRead.connect(self.get_buffer)
        self.reply.finished.connect(self.write_data)
        self.manager.requestTimedOut.connect(self.request_timeout)

        if self.progress_dialog:
            # progress bar
            def progress_event(received, total):
                """Update progress.

                :param received: Data received so far.
                :type received: int

                :param total: Total expected data.
                :type total: int
                """
                # noinspection PyArgumentList
                QgsApplication.processEvents()

                self.progress_dialog.adjustSize()

                human_received = humanize_file_size(received)
                human_total = humanize_file_size(total)

                label_text = tr(
                    "%s : %s of %s" %
                    (self.prefix_text, human_received, human_total))

                self.progress_dialog.setLabelText(label_text)
                self.progress_dialog.setMaximum(total)
                self.progress_dialog.setValue(received)

            # cancel
            def cancel_action():
                """Cancel download."""
                self.reply.abort()
                self.reply.deleteLater()

            self.reply.downloadProgress.connect(progress_event)
            self.progress_dialog.canceled.connect(cancel_action)

        # Wait until finished
        # On Windows 32bit AND QGIS 2.2, self.reply.isFinished() always
        # returns False even after finished slot is called. So, that's why we
        # are adding self.finished_flag (see #864)
        while not self.reply.isFinished() and not self.finished_flag:
            # noinspection PyArgumentList
            QgsApplication.processEvents()

        result = self.reply.error()
        try:
            http_code = int(
                self.reply.attribute(QNetworkRequest.HttpStatusCodeAttribute))
        except TypeError:
            # If the user cancels the request, the HTTP response will be None.
            http_code = None

        self.reply.abort()
        self.reply.deleteLater()

        if result == QNetworkReply.NoError:
            return True, None

        elif result == QNetworkReply.UnknownNetworkError:
            return False, tr(
                'The network is unreachable. Please check your internet '
                'connection.')

        elif http_code == 408:
            msg = tr('Sorry, the server aborted your request. '
                     'Please try a smaller area.')
            LOGGER.debug(msg)
            return False, msg

        elif http_code == 509:
            msg = tr(
                'Sorry, the server is currently busy with another request. '
                'Please try again in a few minutes.')
            LOGGER.debug(msg)
            return False, msg

        elif result == QNetworkReply.ProtocolUnknownError or \
                result == QNetworkReply.HostNotFoundError:
            # See http://doc.qt.io/qt-5/qurl-obsolete.html#encodedHost
            encoded_host = self.url.toAce(self.url.host())
            LOGGER.exception('Host not found : %s' % encoded_host)
            return False, tr(
                'Sorry, the server is unreachable. Please try again later.')

        elif result == QNetworkReply.ContentNotFoundError:
            LOGGER.exception('Path not found : %s' % self.url.path())
            return False, tr('Sorry, the layer was not found on the server.')

        else:
            return result, self.reply.errorString()

    def get_buffer(self):
        """Get buffer from self.reply and store it to our buffer container."""
        buffer_size = self.reply.size()
        data = self.reply.read(buffer_size)
        self.downloaded_file_buffer.append(data)

    def write_data(self):
        """Write data to a file."""
        self.output_file.write(self.downloaded_file_buffer)
        self.output_file.close()
        self.finished_flag = True

    def request_timeout(self):
        """The request timed out."""
        if self.progress_dialog:
            self.progress_dialog.hide()
Beispiel #20
0
    def createSimpleMemorial(self):
        tempDoc = QDomDocument()
        simple = QFile(self.simpleMemorial)
        simple.open(QIODevice.ReadOnly)
        loaded = tempDoc.setContent(simple)
        simple.close()

        element = tempDoc.documentElement()

        nodes = element.elementsByTagName("table")

        table = nodes.item(0).toElement()

        tr = tempDoc.createElement("tr")
        tr.appendChild(
            self.createCellElement(tempDoc, u"MEMORIAL DESCRITIVO SINTÉTICO",
                                   7, 0))
        table.appendChild(tr)

        tr = tempDoc.createElement("tr")
        tr.appendChild(self.createCellElement(tempDoc, u"VÉRTICE", 0, 2))
        tr.appendChild(self.createCellElement(tempDoc, "COORDENADAS", 2, 0))
        tr.appendChild(self.createCellElement(tempDoc, "LADO", 0, 2))
        tr.appendChild(self.createCellElement(tempDoc, "AZIMUTES", 2, 0))
        tr.appendChild(self.createCellElement(tempDoc, u"DISTÂNCIA", 0, 0))
        table.appendChild(tr)

        tr = tempDoc.createElement("tr")
        tr.appendChild(self.createCellElement(tempDoc, "E", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "N", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "PLANO", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "REAL", 0, 0))
        tr.appendChild(self.createCellElement(tempDoc, "(m)", 0, 0))
        table.appendChild(tr)

        convergence = float(self.convergenciaEdit.text())

        rowCount = self.tableWidget.rowCount()

        for i in range(0, rowCount):
            lineElement = tempDoc.createElement("tr")

            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 0).text(), 0,
                                       0))

            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 1).text(), 0,
                                       0))
            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 2).text(), 0,
                                       0))

            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 3).text(), 0,
                                       0))

            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 4).text(), 0,
                                       0))
            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 5).text(), 0,
                                       0))
            lineElement.appendChild(
                self.createCellElement(tempDoc,
                                       self.tableWidget.item(i, 6).text(), 0,
                                       0))

            table.appendChild(lineElement)

        simple = open(self.simpleMemorial, "w", encoding='utf-8')
        simple.write(tempDoc.toString())
        simple.close()
Beispiel #21
0
class XFORMDocument:
    """
    class to generate an Xml file that is needed for data collection
    using mobile device. The class creates the file and QDOM sections
    for holding data once the file is called
    """
    def __init__(self, fname):
        """
        Initalize the class so that we have a new file
        everytime document generation method is called
        """
        self.dt_text = QDate()
        self.file_handler = FilePaths()
        self.doc = QDomDocument()
        self.form = None
        self.fname = fname
        self.doc_with_entities = []
        self.supports_doc = self.document()

    def document(self):
        """
        use the globally defined Document name for supporting document
        :return:
        """
        global DOCUMENT
        return DOCUMENT

    def form_name(self):
        """
        Format the name for the new file to be created. We need to ensure it is
        .xml file.
        :return:
        """
        if len(self.fname.split(".")) > 1:
            return self.fname
        else:
            return self.fname + "{}".format(DOCEXTENSION)

    def set_form_name(self, local_name):
        """
        Allow the user to update the name of the file. This method
        will be called to return a new file with the local_name given
        :param local_name: string
        :return: QFile
        """
        self.fname = local_name + "{}".format(DOCEXTENSION)
        self.form.setFileName(self.fname)
        self.create_form()

        return self.fname

    def create_form(self):
        """
        Create an XML file that will be our XFORM Document for reading and writing
        We want a new file when everytime we are creating XForm
        type: file
        :return: file
        """
        self.form = QFile(os.path.join(FORM_HOME, self.form_name()))
        if not QFileInfo(self.form).suffix() == DOCEXTENSION:
            self.form_name()

        if not self.form.open(QIODevice.ReadWrite | QIODevice.Truncate
                              | QIODevice.Text):
            return self.form.OpenError

    def create_node(self, name):
        """
        Create a XML element node
        :param name:
        :return: node
        :rtype: QelementNode
        """
        return self.doc.createElement(name)

    def create_text_node(self, text):
        """
        Create an XML text node
        :param text:
        :return:
        """
        return self.doc.createTextNode(text)

    def create_node_attribute(self, node, key, value):
        """
        Create an attribute and attach it to the node
        :param node: Qnode
        :param key: Qnode name
        :param value: Qnode value
        :return: QNode
        """
        return node.setAttribute(key, value)

    def xform_document(self):
        """
        :return: QDomDocument
        """
        return self.doc

    def write_to_form(self):
        """
        Write data to xml file from the base calling class to an output file created earlier
        :return:
        """
        if isinstance(self.form, QFile):
            self.form.write(self.doc.toByteArray())
            self.form.close()
            self.doc.clear()
        else:
            return None

    def update_form_data(self):
        """
        Update the xml file with changes that the user has made.
        Particular section of the document will be deleted or added
        :return:
        """
        pass
class QgsPluginInstallerInstallingDialog(QDialog, Ui_QgsPluginInstallerInstallingDialogBase):
    # ----------------------------------------- #

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

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

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

        self.requestDownloading()

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

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

            self.stateChanged(4)

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

        QDialog.exec_(self)

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

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

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

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

        self.file.open(QFile.WriteOnly)
        self.file.write(reply.readAll())
        self.file.close()
        self.stateChanged(0)
        reply.deleteLater()
        pluginDir = qgis.utils.home_plugin_path
        tmpPath = self.file.fileName()
        # make sure that the parent directory exists
        if not QDir(pluginDir).exists():
            QDir().mkpath(pluginDir)
        # if the target directory already exists as a link, remove the link without resolving:
        QFile(pluginDir + str(QDir.separator()) + self.plugin["id"]).remove()
        try:
            unzip(str(tmpPath), str(pluginDir))  # test extract. If fails, then exception will be raised and no removing occurs
            # removing old plugin files if exist
            removeDir(QDir.cleanPath(pluginDir + "/" + self.plugin["id"]))  # remove old plugin if exists
            unzip(str(tmpPath), str(pluginDir))  # final extract.
        except:
            self.mResult = self.tr("Failed to unzip the plugin package. Probably it's broken or missing from the repository. You may also want to make sure that you have write permission to the plugin directory:") + "\n" + pluginDir
            self.reject()
            return
        try:
            # cleaning: removing the temporary zip file
            QFile(tmpPath).remove()
        except:
            pass
        self.close()

    # ----------------------------------------- #
    def abort(self):
        if self.reply.isRunning():
            self.reply.finished.disconnect()
            self.reply.abort()
            del self.reply
        self.mResult = self.tr("Aborted by user")
        self.reject()
Beispiel #23
0
    def saveTemplate(self):
        """
        Creates and saves a new document template.
        """
        # Validate if the user has specified the data source

        if not LayoutUtils.get_stdm_data_source_for_layout(self.composition()):
            QMessageBox.critical(
                self.mainWindow(),
                QApplication.translate("ComposerWrapper", "Error"),
                QApplication.translate(
                    "ComposerWrapper", "Please specify the "
                    "data source name for the document composition."))
            return

        # Assert if the referenced table name has been set
        if not LayoutUtils.get_stdm_referenced_table_for_layout(
                self.composition()):
            QMessageBox.critical(
                self.mainWindow(),
                QApplication.translate("ComposerWrapper", "Error"),
                QApplication.translate(
                    "ComposerWrapper", "Please specify the "
                    "referenced table name for the selected data source."))
            return

        # If it is a new unsaved document template then prompt for the document name.
        #template_path = self.composition().customProperty('variable_template_path', None)
        template_path = self.variable_template_path

        if template_path is None:
            docName, ok = QInputDialog.getText(
                self.mainWindow(),
                QApplication.translate("ComposerWrapper", "Template Name"),
                QApplication.translate("ComposerWrapper",
                                       "Please enter the template name below"),
            )

            if not ok:
                return

            if ok and not docName:
                QMessageBox.critical(
                    self.mainWindow(),
                    QApplication.translate("ComposerWrapper", "Error"),
                    QApplication.translate("ComposerWrapper",
                                           "Please enter a template name!"))
                self.saveTemplate()

            if ok and docName:
                templateDir = self._composerTemplatesPath()

                if templateDir is None:
                    QMessageBox.critical(
                        self.mainWindow(),
                        QApplication.translate("ComposerWrapper", "Error"),
                        QApplication.translate(
                            "ComposerWrapper",
                            "Directory for document templates cannot not be found."
                        ))

                    return

                absPath = templateDir + "/" + docName + ".sdt"

                # Check if there is an existing document with the same name
                caseInsenDic = CaseInsensitiveDict(documentTemplates())
                if docName in caseInsenDic:
                    result = QMessageBox.warning(
                        self.mainWindow(),
                        QApplication.translate("ComposerWrapper",
                                               "Existing Template"),
                        "'{0}' {1}.\nDo you want to replace the "
                        "existing template?".format(
                            docName,
                            QApplication.translate("ComposerWrapper",
                                                   "already exists")),
                        QMessageBox.Yes | QMessageBox.No)

                    if result != QMessageBox.Yes:
                        return
                    else:
                        # Delete the existing template
                        delFile = QFile(absPath)
                        remove_status = delFile.remove()
                        if not remove_status:
                            QMessageBox.critical(
                                self.mainWindow(),
                                QApplication.translate("ComposerWrapper",
                                                       "Delete Error"),
                                "'{0}' {1}.".format(
                                    docName,
                                    QApplication.translate(
                                        "ComposerWrapper",
                                        "template could not be removed by the system,"
                                        " please remove it manually from the document templates directory."
                                    )))
                            return

                docFile = QFile(absPath)
                template_path = absPath
        else:
            docFile = QFile(template_path)

            # else:
            # return

        docFileInfo = QFileInfo(docFile)

        if not docFile.open(QIODevice.WriteOnly):
            QMessageBox.critical(
                self.mainWindow(),
                QApplication.translate("ComposerWrapper",
                                       "Save Operation Error"),
                "{0}\n{1}".format(
                    QApplication.translate("ComposerWrapper",
                                           "Could not save template file."),
                    docFile.errorString()))

            return

        templateDoc = QDomDocument()
        template_name = docFileInfo.completeBaseName()

        # Catch exception raised when writing items' elements
        try:
            self._writeXML(templateDoc, template_name)
        except DummyException as exc:
            msg = str(exc)
            QMessageBox.critical(
                self.mainWindow(),
                QApplication.translate("ComposerWrapper", "Save Error"), msg)
            docFile.close()
            docFile.remove()

            return

        if docFile.write(templateDoc.toByteArray()) == -1:
            QMessageBox.critical(
                self.mainWindow(),
                QApplication.translate("ComposerWrapper", "Save Error"),
                QApplication.translate("ComposerWrapper",
                                       "Could not save template file."))

            return

        else:
            self.mainWindow().setWindowTitle(template_name)

        self.composition().setCustomProperty('variable_template_path',
                                             template_path)

        docFile.close()
 def _download_file(self, url, out_path):
     reply = self.__sync_request(url)
     local_file = QFile(out_path)
     local_file.open(QIODevice.WriteOnly)
     local_file.write(reply)
     local_file.close()
Beispiel #25
0
class InstanceUUIDExtractor():
    """
    Class constructor
    """

    def __init__(self, path):
        """
        Initatlize class variables
        """
        self.file_path = path
        self.file = None
        self.new_list = []
        self.doc = QDomDocument()
        self.node = QDomNode()

    def set_file_path(self, path):
        """
        Update the path based on the new file being read
        :param path:
        :return:
        """
        self.file_path = path

    def unset_path(self):
        """Clear the current document path"""
        self.file_path = None

    def set_document(self):
        """
        :return:
        """
        self.file = QFile(self.file_path)
        if self.file.open(QIODevice.ReadOnly):
            self.doc.setContent(self.file)
        self.file.close()

    def update_document(self):
        '''Update the current instance by clearing the document in the cache '''
        self.doc.clear()
        self.set_document()

    def on_file_passed(self):
        """
        Pass the raw file to an xml document object and format the its filename to GeoODK standards
        :return:
        """
        try:
            self.set_document()
            self.read_uuid_element()
            self.doc.clear()
            self.file.close()
            self.rename_file()
        except:
            pass

    def read_uuid_element(self):
        """
        get the uuid element and text from the xml document from the mobile divice
        """
        node = self.doc.elementsByTagName("meta")
        for i in range(node.count()):
            node = node.item(i).firstChild().toElement()
            self.node = node.text()
        return self.node

    def document_entities(self, profile):
        """
        Get entities in the document
        :return:
        """
        self.set_document()
        node_list = []
        nodes = self.doc.elementsByTagName(profile)
        node = nodes.item(0).childNodes()
        if node:
            for j in range(node.count()):
                node_val = node.item(j)
                node_list.append(node_val.nodeName())
        return node_list

    def profile_entity_nodes(self, profile):
        '''
        Fetch and return QDomNodeList for entities of a
        profile
        :rtype: QDomNodeList
        '''
        self.set_document()
        nodes = self.doc.elementsByTagName(profile)
        return nodes.item(0).childNodes()

    def document_entities_with_data(self, profile, selected_entities):
        """
        Get entities in the dom document matching user
        selected entities
        :rtype: OrderedDict
        """

        instance_data = OrderedDict()
        self.set_document()
        nodes = self.doc.elementsByTagName(profile)
        entity_nodes = nodes.item(0).childNodes()
        for attrs in range(entity_nodes.count()):
            if entity_nodes.item(attrs).nodeName() in selected_entities:
                name_entity = entity_nodes.item(attrs).nodeName()
                attr_nodes = self.doc.elementsByTagName(name_entity)
                instance_data[attr_nodes] = name_entity
        return instance_data

    def attribute_data_from_nodelist(self, args_list):
        """
        process nodelist data before Importing  attribute data into db
        """
        repeat_instance_data = OrderedDict()
        attribute_data = OrderedDict()
        for attr_nodes, entity in args_list.items():
            '''The assuption is that there are repeated entities from mobile sub forms. handle them separately'''
            if attr_nodes.count() > 1:
                for i in range(attr_nodes.count()):
                    attrib_node = attr_nodes.at(i).childNodes()
                    attr_list = OrderedDict()
                    for j in range(attrib_node.count()):
                        field_name = attrib_node.at(j).nodeName()
                        field_value = attrib_node.at(j).toElement().text()
                        attr_list[field_name] = field_value
                    repeat_instance_data['{}'.format(i) + entity] = attr_list
            else:
                '''Entities must appear onces in the form'''
                node_list_var = OrderedDict()
                attr_node = attr_nodes.at(0).childNodes()
                for j in range(attr_node.count()):
                    field_name = attr_node.at(j).nodeName()
                    field_value = attr_node.at(j).toElement().text()
                    node_list_var[field_name] = field_value
                attribute_data[entity] = node_list_var
        return attribute_data, repeat_instance_data

    def read_attribute_data_from_node(self, node, entity_name):
        """Read attribute data from a node item"""
        node_list_var = OrderedDict()
        attributes = OrderedDict()
        attr_node = node.at(0).childNodes()
        for j in range(attr_node.count()):
            field_name = attr_node.at(j).nodeName()
            field_value = attr_node.at(j).toElement().text()
            node_list_var[field_name] = field_value
        attributes[entity_name] = node_list_var
        return attributes

    def str_definition(self, instance=None):
        """
        Check if the instance file has entry social tenure
        :return:
        """
        if instance:
            self.set_file_path(instance)
            self.set_document()
        attributes = {}
        nodes = self.doc.elementsByTagName('social_tenure')
        entity_nodes = nodes.item(0).childNodes()
        if entity_nodes:
            for j in range(entity_nodes.count()):
                node_val = entity_nodes.item(j).toElement()
                attributes[node_val.nodeName()] = node_val.text().rstrip()
        return attributes

    def has_str_captured_in_instance(self, instance):
        """
        Bool if the str inclusion is required based on whether is captured or not
        :return:
        """
        count = len(self.str_definition(instance))
        return True if count > 1 else False

    def entity_atrributes(self):
        """
        Get collected data from the entity in the document
        :return:
        """
        pass

    def uuid_element(self):
        """
        Format the guuid from the file
        :return:
        """
        return self.node.replace(":", "")

    def rename_file(self):
        """
        Remane the existing instance file with Guuid from the mobile divice to conform with GeoODk naming
        convention
        :return:
        """
        if isinstance(self.file, QFile):
            dir_n, file_n = os.path.split(self.file_path)
            os.chdir(dir_n)
            if not file_n.startswith(UUID):
                new_file_name = self.uuid_element() + ".xml"
                isrenamed = self.file.setFileName(new_file_name)
                os.rename(file_n, new_file_name)
                self.new_list.append(new_file_name)
                return isrenamed
            else:
                self.new_list.append(self.file.fileName())
            self.file.close()
        else:
            return

    def file_list(self):
        """
        check through the list of document to ensure they are complete file path
        """
        complete_file = []
        for fi in self.new_list:
            if os.path.isfile(fi):
                complete_file.append(fi)
            else:
                continue
        return complete_file

    def close_document(self):
        '''Close all the open documents and unset current paths'''
        self.file_path = None
        self.doc.clear()
        self.new_list = None
Beispiel #26
0
    def parse_xml(self):
        """Parse the xml file. Returns false if there is failure."""
        xml_file = QFile(self._xml_path)
        if not xml_file.open(QIODevice.ReadOnly):
            return False

        document = QDomDocument()
        if not document.setContent(xml_file):
            return False

        xml_file.close()

        document_element = document.documentElement()
        if document_element.tagName() != "qgis_style":
            return False

        # Get all the symbols
        self._symbols = []
        symbols_element = document_element.firstChildElement("symbols")
        symbol_element = symbols_element.firstChildElement()
        context = QgsReadWriteContext()
        context.setPathResolver(QgsProject.instance().pathResolver())
        while not symbol_element.isNull():
            if symbol_element.tagName() == "symbol":
                symbol = QgsSymbolLayerUtils.loadSymbol(
                    symbol_element, context)
                if symbol:
                    self._symbols.append({
                        "name":
                        symbol_element.attribute("name"),
                        "symbol":
                        symbol
                    })
            symbol_element = symbol_element.nextSiblingElement()

        # Get all the colorramps
        self._colorramps = []
        ramps_element = document_element.firstChildElement("colorramps")
        ramp_element = ramps_element.firstChildElement()
        while not ramp_element.isNull():
            if ramp_element.tagName() == "colorramp":
                colorramp = QgsSymbolLayerUtils.loadColorRamp(ramp_element)
                if colorramp:
                    self._colorramps.append({
                        "name":
                        ramp_element.attribute("name"),
                        "colorramp":
                        colorramp
                    })

            ramp_element = ramp_element.nextSiblingElement()

        # Get all the TextFormats - textformats - textformat
        self._textformats = []
        textformats_element = document_element.firstChildElement("textformats")
        textformat_element = textformats_element.firstChildElement()
        while not textformat_element.isNull():
            if textformat_element.tagName() == "textformat":
                textformat = QgsTextFormat()
                textformat.readXml(textformat_element, QgsReadWriteContext())
                if textformat:
                    self._textformats.append({
                        "name":
                        textformat_element.attribute("name"),
                        "textformat":
                        textformat,
                    })
            textformat_element = textformat_element.nextSiblingElement()

        # Get all the LabelSettings - labelsettings - labelsetting -
        #  QgsPalLayerSettings.readXML?
        self._labelsettings = []
        labels_element = document_element.firstChildElement("labelsettings")
        label_element = labels_element.firstChildElement()

        while not label_element.isNull():
            if label_element.tagName() == "labelsetting":
                labelsettings = QgsPalLayerSettings()
                labelsettings.readXml(label_element, QgsReadWriteContext())
                if labelsettings:
                    self._labelsettings.append({
                        "name":
                        label_element.attribute("name"),
                        "labelsettings":
                        labelsettings,
                    })
            label_element = label_element.nextSiblingElement()
        return True
Beispiel #27
0
class QgsPluginInstallerInstallingDialog(
        QDialog, Ui_QgsPluginInstallerInstallingDialogBase):
    # ----------------------------------------- #

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

        url = QUrl(plugin["download_url"])

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

        self.request = QNetworkRequest(url)
        authcfg = repositories.all()[plugin["zip_repository"]]["authcfg"]
        if authcfg and isinstance(authcfg, basestring):
            if not QgsAuthManager.instance().updateNetworkRequest(
                    self.request, authcfg.strip()):
                self.mResult = self.tr(
                    "Update of network request with authentication "
                    "credentials FAILED for configuration '{0}'").format(
                        authcfg)
                self.request = None

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

            self.stateChanged(4)

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

        QDialog.exec_(self)

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

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

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

    # ----------------------------------------- #
    def requestFinished(self):
        reply = self.sender()
        self.buttonBox.setEnabled(False)
        if reply.error() != QNetworkReply.NoError:
            self.mResult = reply.errorString()
            if reply.error() == QNetworkReply.OperationCanceledError:
                self.mResult += "<br/><br/>" + QCoreApplication.translate(
                    "QgsPluginInstaller",
                    "If you haven't cancelled the download manually, it might be caused by a timeout. In this case consider increasing the connection timeout value in QGIS options."
                )
            self.reject()
            reply.deleteLater()
            return
        self.file.open(QFile.WriteOnly)
        self.file.write(reply.readAll())
        self.file.close()
        self.stateChanged(0)
        reply.deleteLater()
        pluginDir = qgis.utils.home_plugin_path
        tmpPath = self.file.fileName()
        # make sure that the parent directory exists
        if not QDir(pluginDir).exists():
            QDir().mkpath(pluginDir)
        # if the target directory already exists as a link, remove the link without resolving:
        QFile(pluginDir + unicode(QDir.separator()) +
              self.plugin["id"]).remove()
        try:
            unzip(
                unicode(tmpPath), unicode(pluginDir)
            )  # test extract. If fails, then exception will be raised and no removing occurs
            # removing old plugin files if exist
            removeDir(QDir.cleanPath(
                pluginDir + "/" +
                self.plugin["id"]))  # remove old plugin if exists
            unzip(unicode(tmpPath), unicode(pluginDir))  # final extract.
        except:
            self.mResult = self.tr(
                "Failed to unzip the plugin package. Probably it's broken or missing from the repository. You may also want to make sure that you have write permission to the plugin directory:"
            ) + "\n" + pluginDir
            self.reject()
            return
        try:
            # cleaning: removing the temporary zip file
            QFile(tmpPath).remove()
        except:
            pass
        self.close()

    # ----------------------------------------- #
    def abort(self):
        if self.reply.isRunning():
            self.reply.finished.disconnect()
            self.reply.abort()
            del self.reply
        self.mResult = self.tr("Aborted by user")
        self.reject()
Beispiel #28
0
class MultipartFile(QFile):
    """Wrapper class to support reading a file in chunks and post each part separately."""
    def __init__(self, filename):
        super().__init__(filename)
        self._file = QFile(filename)
        self._bytes_left = 0
        self._file.readyRead.connect(self.on_readyRead)
        self._file.aboutToClose.connect(self.on_aboutToClose)
        self._file.bytesWritten.connect(self.on_bytesWritten)
        self._file.channelBytesWritten.connect(self.on_channelBytesWritten)
        self._file.channelReadyRead.connect(self.on_channelReadyRead)
        self._file.readChannelFinished.connect(self.on_readChannelFinished)

    def set_part_size(self, size):
        self._bytes_left = size
        self._original_size = size

    def commitTransaction(self):
        QgsMessageLog.logMessage('commitTransaction')
        return self._file.commitTransaction()

    def currentReadChannel(self):
        QgsMessageLog.logMessage('currentReadChannel')
        return self._file.currentReadChannel()

    def currentWriteChannel(self):
        QgsMessageLog.logMessage('currentWriteChannel')
        return self._file.currentWriteChannel()

    def errorString(self):
        QgsMessageLog.logMessage('errorString')
        return self._file.errorString()
    
    def getChar(self):
        if self._bytes_left > 0:
            QgsMessageLog.logMessage('getChar')
            self._bytes_left = self._bytes_left - 1
            return self._file.getChar()
        else:
            QgsMessageLog.logMessage('getChar(no bytes left)')
            return None

    def isOpen(self):
        QgsMessageLog.logMessage('isOpen')
        return self._file.isOpen()

    def isReadable(self):
        QgsMessageLog.logMessage('isReadable')
        return self._file.isReadable()

    def isTextModeEnabled(self):
        QgsMessageLog.logMessage('isTextModeEnabled')
        return self._file.isTextModeEnabled()

    def isTransactionStarted(self):
        QgsMessageLog.logMessage('isTransactionStarted')
        return self._file.isTransactionStarted()

    def isWritable(self):
        QgsMessageLog.logMessage('isWritable')
        return self._file.isWritable()

    def openMode(self):
        QgsMessageLog.logMessage('openMode')
        return self._file.openMode()

    def peek(self, maxlen):
        QgsMessageLog.logMessage('peek {0} {1}'.format(maxlen, self._bytes_left))
        if maxlen > self._bytes_left:
            maxlen = self._bytes_left
        return self._file.peek(maxlen)

    def read(self, max_size):
        QgsMessageLog.logMessage('read {0}'.format(max_size))
        return self._file.read(max_size)

    def readAll(self):
        QgsMessageLog.logMessage('readAll')
        data = self._file.read(self._bytes_left)
        self._bytes_left = self._bytes_left - len(data)
        return data

    def readChannelCount(self):
        QgsMessageLog.logMessage('readChannelCount')
        return self._file.readChannelCount()

    def readLine(self):
        QgsMessageLog.logMessage('readLine')
        return None

    def rollbackTransaction(self):
        QgsMessageLog.logMessage('rollbackTransaction')
        return self._file.rollbackTransaction()

    def setCurrentReadChannel(self, channel):
        QgsMessageLog.logMessage('setCurrentReadChannel {0}'.format(channel))
        return self._file.setCurrentReadChannel(channel)

    def setErrorString(self, errorString):
        QgsMessageLog.logMessage('setErrorString {0}'.format(errorString))
        return self._file.setErrorString(errorString)

    def setOpenMode(self, mode):
        QgsMessageLog.logMessage('setOpenMode {0}'.format(mode))
        return self._file.setOpenMode(mode)

    def setTextModeEnabled(self, enabled):
        QgsMessageLog.logMessage('setTextModeEnabled {0}'.format(enabled))
        return self._file.setTextModeenabled(enabled)

    def skip(self, maxSize):
        QgsMessageLog.logMessage('skip {0} {1}'.format(maxSize, self._bytes_left))
        if maxSize > self._bytes_left:
            maxSize = self._bytes_left
        return self._file.skip(maxSize)

    def startTransaction(self):
        QgsMessageLog.logMessage('startTransaction')
        return self._file.startTransaction()

    def ungetChar(self, c):
        QgsMessageLog.logMessage('ungetChar {0}'.format(c))
        return None

    def writeChannelCount(self):
        QgsMessageLog.logMessage('writeChannelCount')
        return self._file.writeChannelCount()

    def atEnd(self):
        QgsMessageLog.logMessage('atEnd')
        if self._bytes_left == 0:
            return True
        else:
            return self._file.atEnd()

    def bytesAvailable(self):
        QgsMessageLog.logMessage('bytesAvailable')
        real_bytes_available = self._file.bytesAvailable()
        if real_bytes_available > self._bytes_left:
            return self._bytes_left
        else:
            return real_bytes_available

    def bytesToWrite(self):
        QgsMessageLog.logMessage('bytesToWrite')
        return self._file.bytesToWrite()

    def canReadLine(self):
        QgsMessageLog.logMessage('canReadLine')
        return self._file.canReadLine()

    def close(self):
        QgsMessageLog.logMessage('close')
        return self._file.close()

    def isSequential(self):
        QgsMessageLog.logMessage('isSequential')
        return self._file.isSequential()

    def open(self, mode):
        QgsMessageLog.logMessage('open')
        return self._file.open(mode)

    def pos(self):
        QgsMessageLog.logMessage('pos')
        return self._original_size - self._bytes_left

    def readData(self, max_size):
        if max_size > self._bytes_left:
            max_size = self._bytes_left
        self._bytes_left = self._bytes_left - max_size
        if self._bytes_left == 0:
            self.readChannelFinished.emit()
        QgsMessageLog.logMessage('readData {0}'.format(max_size))
        return self._file.readData(max_size)

    def reset(self):
        QgsMessageLog.logMessage('readData')
        return True

    def seek(self, pos):
        QgsMessageLog.logMessage('seek {0}'.format(pos))
        return True

    def size(self):
        file_size = self._file.size()
        if file_size < self._bytes_left:
            QgsMessageLog.logMessage('size(file_size) {0}'.format(file_size))
            return file_size
        else:
            QgsMessageLog.logMessage('size(bytes_left) {0}'.format(self._bytes_left))
            return self._bytes_left
    
    def waitForReadyRead(self, msecs):
        QgsMessageLog.logMessage('waitForReadyRead {0}'.format(msecs))
        return self._file.waitForReadyRead(msecs)

    def on_aboutToClose(self):
        QgsMessageLog.logMessage('on_aboutToClose')
        self.aboutToClose.emit()
    
    def on_bytesWritten(self, bytes_written):
        QgsMessageLog.logMessage('on_bytesWritten {0}'.format(bytes_written))
        self.bytesWritten.emit(bytes_written)

    def on_channelBytesWritten(self, channel, bytes_written):
        QgsMessageLog.logMessage('on_channelBytesWritten {0} {1}'.format(channel, bytes_written))
        self.channelBytesWritten.emit(channel, bytes_written)
    
    def on_channelReadyRead(self, channel):
        QgsMessageLog.logMessage('on_channelReadyRead {0}'.format(channel))
        if self._bytes_left > 0:
            self.channelReadyRead.emit(channel)

    def on_readChannelFinished(self):
        QgsMessageLog.logMessage('on_readChannelFinished')
        self.readChannelFinished.emit()

    def on_readyRead(self):
        QgsMessageLog.logMessage('on_readyRead')
        if self._bytes_left > 0:
            self.readyRead.emit()

    def flush(self):
        QgsMessageLog.logMessage('flush')
        return self._file.flush()

    def fileName(self):
        QgsMessageLog.logMessage('filename')
        return self._file.fileName()

    def exists(self):
        QgsMessageLog.logMessage('exists')
        return self._file.exists()

    def decodeName(self, localFileName):
        QgsMessageLog.logMessage('decodeName {0}'.format(localFileName))
        return self._file.decodeName(localFileName)
Beispiel #29
0
class FileDownloader():

    """The blueprint for downloading file from url."""

    def __init__(self, url, output_path, progress_dialog=None):
        """Constructor of the class.

        .. versionchanged:: 3.3 removed manager parameter.

        :param url: URL of file.
        :type url: str

        :param output_path: Output path.
        :type output_path: str

        :param progress_dialog: Progress dialog widget.
        :type progress_dialog: QWidget
        """
        # noinspection PyArgumentList
        self.manager = QgsNetworkAccessManager.instance()
        self.url = QUrl(url)
        self.output_path = output_path
        self.progress_dialog = progress_dialog
        if self.progress_dialog:
            self.prefix_text = self.progress_dialog.labelText()
        self.output_file = None
        self.reply = None
        self.downloaded_file_buffer = None
        self.finished_flag = False

    def download(self):
        """Downloading the file.

        :returns: True if success, otherwise returns a tuple with format like
            this (QNetworkReply.NetworkError, error_message)

        :raises: IOError - when cannot create output_path
        """
        # Prepare output path
        self.output_file = QFile(self.output_path)
        if not self.output_file.open(QFile.WriteOnly):
            raise IOError(self.output_file.errorString())

        # Prepare downloaded buffer
        self.downloaded_file_buffer = QByteArray()

        # Request the url
        request = QNetworkRequest(self.url)
        self.reply = self.manager.get(request)
        self.reply.readyRead.connect(self.get_buffer)
        self.reply.finished.connect(self.write_data)
        self.manager.requestTimedOut.connect(self.request_timeout)

        if self.progress_dialog:
            # progress bar
            def progress_event(received, total):
                """Update progress.

                :param received: Data received so far.
                :type received: int

                :param total: Total expected data.
                :type total: int
                """
                # noinspection PyArgumentList
                QgsApplication.processEvents()

                self.progress_dialog.adjustSize()

                human_received = humanize_file_size(received)
                human_total = humanize_file_size(total)

                label_text = tr("%s : %s of %s" % (
                    self.prefix_text, human_received, human_total))

                self.progress_dialog.setLabelText(label_text)
                self.progress_dialog.setMaximum(total)
                self.progress_dialog.setValue(received)

            # cancel
            def cancel_action():
                """Cancel download."""
                self.reply.abort()
                self.reply.deleteLater()

            self.reply.downloadProgress.connect(progress_event)
            self.progress_dialog.canceled.connect(cancel_action)

        # Wait until finished
        # On Windows 32bit AND QGIS 2.2, self.reply.isFinished() always
        # returns False even after finished slot is called. So, that's why we
        # are adding self.finished_flag (see #864)
        while not self.reply.isFinished() and not self.finished_flag:
            # noinspection PyArgumentList
            QgsApplication.processEvents()

        result = self.reply.error()
        try:
            http_code = int(self.reply.attribute(
                QNetworkRequest.HttpStatusCodeAttribute))
        except TypeError:
            # If the user cancels the request, the HTTP response will be None.
            http_code = None

        self.reply.abort()
        self.reply.deleteLater()

        if result == QNetworkReply.NoError:
            return True, None

        elif result == QNetworkReply.UnknownNetworkError:
            return False, tr(
                'The network is unreachable. Please check your internet '
                'connection.')

        elif http_code == 408:
            msg = tr(
                'Sorry, the server aborted your request. '
                'Please try a smaller area.')
            LOGGER.debug(msg)
            return False, msg

        elif http_code == 509:
            msg = tr(
                'Sorry, the server is currently busy with another request. '
                'Please try again in a few minutes.')
            LOGGER.debug(msg)
            return False, msg

        elif result == QNetworkReply.ProtocolUnknownError or \
                result == QNetworkReply.HostNotFoundError:
            # See http://doc.qt.io/qt-5/qurl-obsolete.html#encodedHost
            encoded_host = self.url.toAce(self.url.host())
            LOGGER.exception('Host not found : %s' % encoded_host)
            return False, tr(
                'Sorry, the server is unreachable. Please try again later.')

        elif result == QNetworkReply.ContentNotFoundError:
            LOGGER.exception('Path not found : %s' % self.url.path())
            return False, tr('Sorry, the layer was not found on the server.')

        else:
            return result, self.reply.errorString()

    def get_buffer(self):
        """Get buffer from self.reply and store it to our buffer container."""
        buffer_size = self.reply.size()
        data = self.reply.read(buffer_size)
        self.downloaded_file_buffer.append(data)

    def write_data(self):
        """Write data to a file."""
        self.output_file.write(self.downloaded_file_buffer)
        self.output_file.close()
        self.finished_flag = True

    def request_timeout(self):
        """The request timed out."""
        if self.progress_dialog:
            self.progress_dialog.hide()
Beispiel #30
0
    def adjust(self):
        """ Export data to GNU Gama xml, adjust the network and read result

            :returns: result list of adjusment from GNU Gama
        """
        # fix = 0 free network
        fix = 0
        adj = 0
        for p, s in self.points:
            if s == 'FIX':
                fix += 1
            else:
                adj += 1
        if adj == 0 or len(self.observations) == 0:
            # no unknowns or observations
            return None

        doc = QDomDocument()
        doc.appendChild(
            doc.createComment(
                'Gama XML created by SurveyingCalculation plugin for QGIS'))
        gama_local = doc.createElement('gama-local')
        gama_local.setAttribute('version', '2.0')
        doc.appendChild(gama_local)
        network = doc.createElement('network')
        network.setAttribute('axes-xy', 'ne')
        network.setAttribute('angles', 'left-handed')
        gama_local.appendChild(network)
        description = doc.createElement('description')
        if self.dimension == 1:
            description.appendChild(doc.createTextNode('GNU Gama 1D network'))
        elif self.dimension == 2:
            description.appendChild(doc.createTextNode('GNU Gama 2D network'))
        elif self.dimension == 3:
            description.appendChild(doc.createTextNode('GNU Gama 3D network'))
        network.appendChild(description)
        parameters = doc.createElement('parameters')
        parameters.setAttribute('sigma-apr', '1')
        parameters.setAttribute('conf-pr', str(self.probability))
        parameters.setAttribute('tol-abs', '1000')
        parameters.setAttribute('sigma-act', 'aposteriori')
        parameters.setAttribute('update-constrained-coordinates', 'yes')
        network.appendChild(parameters)
        points_observations = doc.createElement('points-observations')
        points_observations.setAttribute(
            'distance-stdev',
            str(self.stdev_dist) + ' ' + str(self.stdev_dist1))
        points_observations.setAttribute('direction-stdev',
                                         str(self.stdev_angle))
        points_observations.setAttribute('angle-stdev',
                                         str(math.sqrt(self.stdev_angle * 2)))
        points_observations.setAttribute('zenith-angle-stdev',
                                         str(self.stdev_angle))
        network.appendChild(points_observations)
        for p, s in self.points:
            if self.dimension == 1:
                tmp = doc.createElement('point')
                tmp.setAttribute('id', p.id)
                if p.z is not None:
                    tmp.setAttribute('z', str(p.z))
                if s == 'FIX':
                    tmp.setAttribute('fix', 'z')
                else:
                    if fix == 0:
                        tmp.setAttribute('adj', 'Z')
                    else:
                        tmp.setAttribute('adj', 'z')
                points_observations.appendChild(tmp)
            elif self.dimension == 2:
                tmp = doc.createElement('point')
                tmp.setAttribute('id', p.id)
                if p.e is not None and p.n is not None:
                    tmp.setAttribute('y', str(p.e))
                    tmp.setAttribute('x', str(p.n))
                if s == 'FIX':
                    tmp.setAttribute('fix', 'xy')
                else:
                    if fix == 0:
                        # free network
                        tmp.setAttribute('adj', 'XY')
                    else:
                        tmp.setAttribute('adj', 'xy')
                points_observations.appendChild(tmp)
            elif self.dimension == 3:
                tmp = doc.createElement('point')
                tmp.setAttribute('id', p.id)
                if p.e is not None and p.n is not None:
                    tmp.setAttribute('y', str(p.e))
                    tmp.setAttribute('x', str(p.n))
                if p.z is not None:
                    tmp.setAttribute('z', str(p.z))
                if s == 'FIX':
                    tmp.setAttribute('fix', 'xyz')
                else:
                    if fix == 0:
                        tmp.setAttribute('adj', 'XYZ')
                    else:
                        tmp.setAttribute('adj', 'xyz')
                points_observations.appendChild(tmp)
        if self.dimension == 1:
            hd = doc.createElement('height-differences')
            points_observations.appendChild(hd)
        for o in self.observations:
            if o.station == 'station':
                # station record
                st_id = o.point_id
                if o.th is None:
                    ih = 0
                else:
                    ih = o.th
                if self.dimension in [2, 3]:
                    sta = doc.createElement('obs')
                    sta.setAttribute('from', o.point_id)
                    points_observations.appendChild(sta)
            else:
                # observation
                if self.dimension == 2:
                    # horizontal network
                    if o.hz is not None:
                        tmp = doc.createElement('direction')
                        tmp.setAttribute('to', o.point_id)
                        tmp.setAttribute('val', str(o.hz.get_angle('GON')))
                        sta.appendChild(tmp)
                    if o.d is not None:
                        # horizontal distance
                        hd = o.horiz_dist()
                        if hd is not None:
                            tmp = doc.createElement('distance')
                            tmp.setAttribute('to', o.point_id)
                            tmp.setAttribute('val', str(hd))
                            sta.appendChild(tmp)
                elif self.dimension == 1:
                    # elevations only 1d
                    if o.th is None:
                        th = 0
                    else:
                        th = o.th
                    if o.d is not None and o.v is not None:
                        tmp = doc.createElement('dh')
                        tmp.setAttribute('from', st_id)
                        tmp.setAttribute('to', o.point_id)
                        # TODO hibaterjedes
                        tmp.setAttribute('stdev', '1')
                        sz = math.sin(o.v.get_angle())
                        w = self.stdev_dist + self.stdev_dist1 * o.d.d / 1000
                        ro_cc = 200 * 100 * 100 / math.pi
                        if o.d.mode == 'SD':
                            cz = math.cos(o.v.get_angle())
                            tmp.setAttribute('val', str(o.d.d * cz + ih - th))
                            tmp.setAttribute(
                                'stdev',
                                str(
                                    math.sqrt(cz**2 * w**2 +
                                              (o.d.d * 1000)**2 * sz**2 *
                                              (self.stdev_angle / RO_CC)**2)))
                        else:
                            tz = math.tan(o.v.get_angle())
                            tmp.setAttribute(
                                'val',
                                str(o.d.d / math.tan(o.v.get_angle()) + ih -
                                    th))
                            tmp.setAttribute(
                                'stdev',
                                str(
                                    math.sqrt((1 / tz)**2 * w**2 +
                                              (o.d.d * 1000)**2 *
                                              (o.d.d * 1000)**2 *
                                              (1 / sz**2)**2 *
                                              (self.stdev_angle / RO_CC)**2)))
                        hd.appendChild(tmp)
                elif self.dimension == 3:
                    # 3d
                    if o.th is None:
                        th = 0
                    else:
                        th = o.th
                    if o.hz is not None:
                        tmp = doc.createElement('direction')
                        tmp.setAttribute('to', o.point_id)
                        tmp.setAttribute('val', str(o.hz.get_angle('GON')))
                        sta.appendChild(tmp)
                    if o.d is not None:
                        if o.d.mode == 'SD':
                            tmp = doc.createElement('s-distance')
                            tmp.setAttribute('val', str(o.d.d))
                            tmp.setAttribute('from_dh', str(ih))
                            tmp.setAttribute('to_dh', str(th))
                        else:
                            tmp = doc.createElement('distance')
                            tmp.setAttribute('val', str(o.d.d))
                        tmp.setAttribute('to', o.point_id)
                        sta.appendChild(tmp)
                    if o.v is not None:
                        tmp = doc.createElement('z-angle')
                        tmp.setAttribute('to', o.point_id)
                        tmp.setAttribute('val', str(o.v.get_angle('GON')))
                        tmp.setAttribute('from_dh', str(ih))
                        tmp.setAttribute('to_dh', str(th))
                        sta.appendChild(tmp)
                else:
                    # unknown dimension
                    return None
        # generate temp file name
        tmpf = QTemporaryFile(QDir.temp().absoluteFilePath('w'))
        tmpf.open(QIODevice.WriteOnly)
        tmpf.close()
        tmp_name = tmpf.fileName()
        f = QFile(tmp_name + '.xml')
        if f.open(QIODevice.WriteOnly):
            f.write(doc.toByteArray())
            f.close()

        # run gama-local
        if self.gama_prog is None:
            return None
        status = QProcess.execute(self.gama_prog, [
            tmp_name + '.xml', '--angles', '360', '--text', tmp_name + '.txt',
            '--xml', tmp_name + 'out.xml'
        ])
        if status != 0:
            return None

        xmlParser = QXmlSimpleReader()
        xmlFile = QFile(tmp_name + 'out.xml')
        xmlInputSource = QXmlInputSource(xmlFile)
        doc.setContent(xmlInputSource, xmlParser)

        f_txt = QFile(tmp_name + '.txt')
        f_txt.open(QIODevice.ReadOnly)
        res = f_txt.readAll().data()
        f_txt.close()

        # store coordinates
        adj_nodes = doc.elementsByTagName('adjusted')
        if adj_nodes.count() < 1:
            return res
        adj_node = adj_nodes.at(0)
        for i in range(len(adj_node.childNodes())):
            pp = adj_node.childNodes().at(i)
            if pp.nodeName() == 'point':
                for ii in range(len(pp.childNodes())):
                    ppp = pp.childNodes().at(ii)
                    if ppp.nodeName() == 'id':
                        p = Point(ppp.firstChild().nodeValue())
                    elif ppp.nodeName() == 'Y' or ppp.nodeName() == 'y':
                        p.e = float(ppp.firstChild().nodeValue())
                    elif ppp.nodeName() == 'X' or ppp.nodeName() == 'x':
                        p.n = float(ppp.firstChild().nodeValue())
                    elif ppp.nodeName() == 'Z' or ppp.nodeName() == 'z':
                        p.z = float(ppp.firstChild().nodeValue())
                ScPoint(p).store_coord(self.dimension)
        # remove input xml and output xml
        tmpf.remove()
        f_txt.remove()
        f.remove()
        xmlFile.remove()

        return res