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294 lines
10 KiB
Python
294 lines
10 KiB
Python
3 months ago
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# -*- coding: utf-8 -*-
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"""
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/***************************************************************************
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GemeindeMessdatenImport
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A QGIS plugin
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Importiert Messdaten im TXT-Format in die Gemeindeeigene Messdaten-Datenbank.
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-------------------
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begin : 2024-02-01
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git sha : $Format:%H$
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copyright : (C) 2024 by Sebastian Pertl
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email : sebastian.pertl@fridolfing.bayern.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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"""
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from qgis.PyQt.QtCore import QSettings, QTranslator, QCoreApplication
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from qgis.PyQt.QtGui import QIcon
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from qgis.PyQt.QtWidgets import QAction, QComboBox
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from qgis.PyQt import uic
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from qgis.PyQt import QtWidgets
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from qgis.PyQt.QtWidgets import QFileDialog
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from qgis.core import QgsVectorLayer, QgsVectorFileWriter, QgsProviderRegistry
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from qgis.utils import iface
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# Initialize Qt resources from file resources.py
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from .resources import *
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# Import the code for the dialog
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#from .gdeMessdatenImport_dialog import GemeindeMessdatenImportDialog
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import os
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import os.path
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class GemeindeMessdatenImport:
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"""QGIS Plugin Implementation."""
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def __init__(self, iface):
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"""Constructor.
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:param iface: An interface instance that will be passed to this class
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which provides the hook by which you can manipulate the QGIS
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application at run time.
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:type iface: QgsInterface
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"""
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# Save reference to the QGIS interface
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self.iface = iface
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# initialize plugin directory
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self.plugin_dir = os.path.dirname(__file__)
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# Declare instance attributes
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# Eintrag Menüband Oben
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self.actions = []
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self.menu = u'&Gemeinde Messdaten Import'
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# Check if plugin was started the first time in current QGIS session
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# Must be set in initGui() to survive plugin reloads
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self.first_start = None
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def initGui(self):
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"""Create the menu entries and toolbar icons inside the QGIS GUI."""
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#
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self.toolBar = self.iface.addToolBar("Gemeinde Pertl tools")
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icon_path = os.path.join(self.plugin_dir, 'icon_txt.png')
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self.act1 = QAction(QIcon(icon_path), u'Import Messdaten', self.iface.mainWindow())
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self.act1.triggered.connect(self.run1)
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self.toolBar.addAction(self.act1)
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self.iface.addPluginToMenu(self.menu, self.act1)
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icon_path = os.path.join(self.plugin_dir, 'icon_dupl.png')
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self.act2 = QAction(QIcon(icon_path), u'Lösche Vorhandene', self.iface.mainWindow())
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self.act2.triggered.connect(self.run2)
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self.toolBar.addAction(self.act2)
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self.iface.addPluginToMenu(self.menu, self.act2)
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icon_path = os.path.join(self.plugin_dir, 'icon_db.png')
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self.act3 = QAction(QIcon(icon_path), u'Gemeinde Übertrag', self.iface.mainWindow())
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self.act3.triggered.connect(self.run3)
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self.toolBar.addAction(self.act3)
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self.iface.addPluginToMenu(self.menu, self.act3)
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icon_path = os.path.join(self.plugin_dir, 'icon_db.png')
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self.act4 = QComboBox(self.iface.mainWindow())
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self.act4.addItem('KG')
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self.act4.addItem('EG')
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self.act4.addItem('1.OG')
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self.act4.addItem('2.OG')
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self.act4.addItem('3.OG')
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self.act4.currentTextChanged.connect(self.run4)
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self.toolBar.addWidget(self.act4)
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#self.toolBar.addAction(self.act4)
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#self.iface.addPluginToMenu(self.menu, self.act4)
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self.first_start = True
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def unload(self):
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"""Removes the plugin menu item and icon from QGIS GUI."""
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for action in self.actions:
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self.iface.removePluginMenu(u'&Gemeinde Messdaten Import', action)
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self.iface.removeToolBarIcon(action)
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def run_init(self):
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# Create the dialog with elements (after translation) and keep reference
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# Only create GUI ONCE in callback, so that it will only load when the plugin is started
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if self.first_start == True:
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self.first_start = False
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self.dlg = GemeindeMessdatenImportDialog()
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def run1(self):
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"""Run method that performs all the real work"""
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self.run_init()
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self.dlg.run()
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result = True
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if result:
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# Do something useful here - delete the line containing pass and
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# substitute with your code.
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pass
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def run2(self):
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"""Run method that performs all the real work"""
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self.run_init()
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self.dlg.run_del_dup()
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result = True
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if result:
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# Do something useful here - delete the line containing pass and
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# substitute with your code.
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pass
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def run3(self):
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"""Run method that performs all the real work"""
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self.run_init()
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self.dlg.run_save()
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result = True
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if result:
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# Do something useful here - delete the line containing pass and
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# substitute with your code.
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pass
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def run4(self):
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print(self.act4.currentIndex())
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print(self.act4.currentText())
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class GemeindeMessdatenImportDialog():
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def __init__(self, parent=None):
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"""Constructor."""
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self.inp_file = 'T:/RIWA-GIS/Layer/fridolfing.gpkg'
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self.md = QgsProviderRegistry.instance().providerMetadata("ogr")
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self.con = self.md.createConnection( self.inp_file, {})
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def run(self):
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qfd = QFileDialog()
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filename = QFileDialog.getOpenFileName(qfd, "Wähle Vermessungsdaten","::{645ff040-5081-101b-9f08-00aa002f954e}", '*.txt')
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csv = filename[0]
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rutacsv = 'file:///' + csv + '?delimiter=,&xField=field3&yField=field2'
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tabla = QgsVectorLayer(rutacsv, os.path.basename(csv), 'delimitedtext')
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opt = QgsVectorFileWriter.SaveVectorOptions()
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opt.EditionCapability = QgsVectorFileWriter.CanAddNewLayer
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opt.layerName = "messdaten_imp"
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opt.actionOnExistingFile = QgsVectorFileWriter.CreateOrOverwriteLayer
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QgsVectorFileWriter.writeAsVectorFormat(tabla, self.inp_file, opt)
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# Datensätze bereinigen
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query = """UPDATE messdaten_imp SET
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field6 = replace(field6 ,"HSDV:",""),
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field7 = replace(field7 ,"VSDV:",""),
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field8 = replace(field8 ,"STATUS:",""),
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field9 = replace(field9 ,"SATS:",""),
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field10 = replace(field10,"AGE:",""),
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field11 = replace(field11,"PDOP:",""),
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field12 = replace(field12,"HDOP:",""),
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field13 = replace(field13,"VDOP:",""),
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field14 = replace(field14,"TDOP:",""),
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field15 = replace(field15,"GDOP:",""),
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field16 = replace(field16,"NSDV:",""),
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field17 = replace(field17,"ESDV:",""),
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field18 = replace(field18,"DATE:",""),
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field19 = replace(field19,"TIME:","");"""
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self.con.executeSql(query)
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## Erzeuge Geometrie für Vorschau
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#query = """UPDATE messdaten_imp SET geom = AsGPB(setsrid(makepoint(field3, field2), 25832));"""
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#con.executeSql(query)
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# Datum formatieren
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query = """UPDATE messdaten_imp SET field18 = substr(field18,7,4)||'-'||substr(field18,1,2)||'-'||substr(field18,4,2);"""
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self.con.executeSql(query)
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iface.mapCanvas().refreshAllLayers()
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def run_del_dup(self):
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# Duplikate löschen
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query = """DELETE FROM messdaten_imp WHERE field3 || field2 || field4 in (SELECT rw || hw || höhe FROM messdaten);"""
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self.con.executeSql(query)
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query = """DELETE FROM messdaten_imp WHERE field1 in (SELECT Nummer FROM messdaten);"""
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self.con.executeSql(query)
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iface.mapCanvas().refreshAllLayers()
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def run_save(self):
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# Daten übertragen
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query = """INSERT INTO
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messdaten
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(
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"fid",
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"geom",
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"Nummer",
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"RW",
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"HW",
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"Höhe",
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"Beschreibung",
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"HSDV",
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"VSDV",
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"STATUS",
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"SATS",
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"AGE",
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"PDOP",
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"HDOP",
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"VDOP",
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"TDOP",
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"GDOP",
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"NSDV",
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"ESDV",
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"aufnahme_dat",
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"aufnahme_uhr",
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"import_dat",
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"Anmerkung",
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"Quelle"
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)
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SELECT
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NULL,
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AsGPB(setsrid(makepoint(field3, field2), 25832)),
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field1,
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field3,
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field2,
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field4,
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field5,
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field6 ,
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field7 ,
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field8 ,
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field9 ,
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field10,
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field11,
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field12,
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field13,
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field14,
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field15,
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field16,
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field17, --ESDV
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field18,
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field19,
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DATE('now'),
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'',
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'Vermessung Bauhof'
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FROM messdaten_imp;"""
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self.con.executeSql(query)
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# Anzahl der Objekte aktuallisieren
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query = """DELETE FROM messdaten_imp WHERE field1 in (SELECT Nummer FROM messdaten);"""
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self.con.executeSql(query)
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# Import-Tabelle leeren
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query = """DELETE FROM messdaten_imp;"""
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self.con.executeSql(query)
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iface.mapCanvas().refreshAllLayers()
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