CEN38/Plugin_QGIS
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Ouverture de Raster en base psql

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tlaveille
2025-07-22 16:52:32 +02:00
parent ac070f866e
commit 2d04e34ed2
3 changed files with 619 additions and 35 deletions
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CenRa_FLUX/flux_editor.py
+77 -35
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@@ -22,6 +22,7 @@ except:
from qgis.core import *
from qgis.core import QgsDataSourceUri
from qgis.PyQt.QtSvg import QSvgWidget
from qgis.PyQt.QtWidgets import (
QDialog,
QAction,
@@ -455,6 +456,13 @@ var Travaux = L.geoJSON(TravauxJSON,{
cur.execute(custom_list)
list_schema = cur.fetchall()
SQLraster = """SELECT concat(r_table_schema,'.',r_table_name) from public.raster_columns; """
cur.execute(SQLraster)
list_raster = cur.fetchall()
RasterList = []
for rasterFind in list_raster:
RasterList.append(rasterFind[0])
self.tableWidget.setRowCount(len(list_schema))
self.tableWidget.setColumnCount(3)
i=0
@@ -483,12 +491,24 @@ var Travaux = L.geoJSON(TravauxJSON,{
schema_name=str(value[0])
table_name=str(value[1])
elif type_val != '00' and type_val != '01' and type_val != '07' and type_val != '26' and type_val != '42' and type_val != '69' and type_val != 'ra':
type_val='agregation'
if dbtype == refdb:
if (schema_name+'.'+table_name) in RasterList:
SVG = 'mIconRaster.svg'
else:
SVG = 'mIconWfs.svg'
svgWidget = QSvgWidget(resources_path('icons',SVG))
else:
type_val='agregation'
schema_name=str(value[0])
table_name=str(value[1])
item = QTableWidgetItem(type_val)
self.tableWidget.setItem(i,0,item)
if dbtype == refdb:
self.tableWidget.setCellWidget(i,0,svgWidget)
self.tableWidget.setItem(i,0,QTableWidgetItem(''))
else:
self.tableWidget.setCellWidget(i,0,None)
self.tableWidget.setItem(i,0,item)
item = QTableWidgetItem(schema_name)
self.tableWidget.setItem(i,1,item)
item = QTableWidgetItem(table_name)
@@ -504,6 +524,7 @@ var Travaux = L.geoJSON(TravauxJSON,{
selected_items = self.tableWidget.selectedItems()
# Assuming you want to compare items in the first column for uniqueness
svgTake = (selected_items[2].tableWidget().cellWidget(0,0))
new_item_text = selected_items[2].text()
if not self.item_already_exists(new_item_text):
@@ -547,10 +568,17 @@ var Travaux = L.geoJSON(TravauxJSON,{
def openPostGIS(self,schema,table):
uri = QgsDataSourceUri()
uri.setConnection(host ,port ,sigdb ,user ,mdp)
uri.setDataSource(schema, table, "geom")
uri.setKeyColumn('gid')
uri.setSrid('2154')
layer = QgsVectorLayer(uri.uri(), table, "postgres")
if (schema+'.'+table) in RasterList:
uri.setDataSource(schema, table, "rast")
uri.setKeyColumn('rid')
uri.setSrid('2154')
layer = QgsRasterLayer(uri.uri(), table, "postgresraster")
else:
uri.setDataSource(schema, table, "geom")
uri.setKeyColumn('gid')
uri.setSrid('2154')
layer = QgsVectorLayer(uri.uri(), table, "postgres")
# Ajout de la couche au canevas QGIS
QgsProject.instance().addMapLayer(layer)
@@ -574,6 +602,13 @@ var Travaux = L.geoJSON(TravauxJSON,{
def displayOnWindows(type, uri, name):
p = []
SQLraster = """SELECT concat(r_table_schema,'.',r_table_name) from public.raster_columns; """
cur.execute(SQLraster)
list_raster = cur.fetchall()
RasterList = []
for rasterFind in list_raster:
RasterList.append(rasterFind[0])
for row in range(0, self.tableWidget_2.rowCount()):
color_rgba = 855030089
if self.tableWidget_2.item(row, 0).background().color().rgba() != 855030089:
@@ -596,36 +631,43 @@ var Travaux = L.geoJSON(TravauxJSON,{
# nom du schéma à remplacer: "hydrographie" à supprimer et mettre "couches_collaboratives" lorsqu'on aura regroupé les couches à modifier dans un même schéma
uri.setDataSource(schema, table, "geom")
uri.setKeyColumn('gid')
# Chargement de la couche PostGIS
geom_type ='SELECT right(st_geometrytype(geom),-3) as a FROM '+schema+'.'+table+' GROUP BY a'
cur.execute(geom_type)
list_typegeom = cur.fetchall()
if len(list_typegeom) > 1:
for typegeom in list_typegeom:
if typegeom[0] == 'MultiPolygon':
uri.setWkbType(QgsWkbTypes.MultiPolygon)
elif typegeom[0] == 'MultiLineString':
uri.setWkbType(QgsWkbTypes.MultiLineString)
elif typegeom[0] == 'Point':
uri.setWkbType(QgsWkbTypes.Point)
if typegeom[0] == 'Polygon':
uri.setWkbType(QgsWkbTypes.Polygon)
elif typegeom[0] == 'LineString':
uri.setWkbType(QgsWkbTypes.LineString)
elif typegeom[0] == 'MultiPoint':
uri.setWkbType(QgsWkbTypes.MultiPoint)
if (typegeom[0] != None and typegeom[0] != 'Polygon'):
uri.setSrid('2154')
layer = QgsVectorLayer(uri.uri(), table, "postgres")
# Ajout de la couche au canevas QGIS
QgsProject.instance().addMapLayer(layer)
else:
layer = QgsVectorLayer(uri.uri(), table, "postgres")
# Ajout de la couche au canevas QGIS
if (schema+'.'+table) in RasterList:
uri.setDataSource(schema, table, "rast")
uri.setKeyColumn('rid')
uri.setSrid('2154')
layer = QgsRasterLayer(uri.uri(), table, "postgresraster")
QgsProject.instance().addMapLayer(layer)
else:
uri.setDataSource(schema, table, "geom")
uri.setKeyColumn('gid')
# Chargement de la couche PostGIS
geom_type ='SELECT right(st_geometrytype(geom),-3) as a FROM '+schema+'.'+table+' GROUP BY a'
cur.execute(geom_type)
list_typegeom = cur.fetchall()
if len(list_typegeom) > 1:
for typegeom in list_typegeom:
if typegeom[0] == 'MultiPolygon':
uri.setWkbType(QgsWkbTypes.MultiPolygon)
elif typegeom[0] == 'MultiLineString':
uri.setWkbType(QgsWkbTypes.MultiLineString)
elif typegeom[0] == 'Point':
uri.setWkbType(QgsWkbTypes.Point)
if typegeom[0] == 'Polygon':
uri.setWkbType(QgsWkbTypes.Polygon)
elif typegeom[0] == 'LineString':
uri.setWkbType(QgsWkbTypes.LineString)
elif typegeom[0] == 'MultiPoint':
uri.setWkbType(QgsWkbTypes.MultiPoint)
if (typegeom[0] != None and typegeom[0] != 'Polygon'):
uri.setSrid('2154')
layer = QgsVectorLayer(uri.uri(), table, "postgres")
# Ajout de la couche au canevas QGIS
QgsProject.instance().addMapLayer(layer)
else:
layer = QgsVectorLayer(uri.uri(), table, "postgres")
# Ajout de la couche au canevas QGIS
QgsProject.instance().addMapLayer(layer)
else:
self.QMBquestion = QMessageBox.question(iface.mainWindow(), u"Attention !","La couche «" + str(self.tableWidget_2.item(row,1).text()) +' '+ str(self.tableWidget_2.item(row,2).text()) + "» ne ce trouve pas dans cette BD !",QMessageBox.StandardButton(0x00004000))
def combobox_custom(self):