Plugin_QGIS/CenRa_POSTGIS/postgis_rename.py

244 lines
10 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import absolute_import
# Import the PyQt and QGIS libraries
from builtins import next
from builtins import str
from builtins import object
import qgis
from qgis.PyQt.QtCore import QSettings
from qgis.PyQt.QtWidgets import QAction, QMenu, QDialog, QMessageBox,QDialogButtonBox
from qgis.PyQt.QtGui import QIcon
try:
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5 import QtGui
except:
from PyQt6.QtCore import *
from PyQt6.QtGui import *
from PyQt6 import QtGui
from qgis.core import *
from qgis.core import QgsDataSourceUri
try:
from .tools.PythonSQL import login_base
except:
print('Pas de fichier PythonSQL')
from .tools.SQLRequet import *
from .tools.resources import (
load_ui,
resources_path,
send_issues,
create_vierge,
create_contour,
create_travaux,
create_habita
)
from .issues import CenRa_Issues
import os.path
import webbrowser, os
import psycopg2
import psycopg2.extras
import base64
from qgis.utils import iface
EDITOR_CLASS = load_ui('CenRa_PostgisRename_base.ui')
ch = [u"à", u"À", u"â", u"Â", u"ä", u"Ä", u"å", u"Å", u"ç", u"Ç", u"é", u"É", u"è", u"È", u"ê", u"Ê", u"ë", u"Ë", u"î", u"Î", u"ï", u"Ï", u"ô", u"Ô", u"ö", u"Ö", u"ù", u"Ù", u"û", u"Û", u"ü", u"Ü", u"ÿ", u"Ÿ", u"'", u"-", u" "]
try:
account = login_base("account")
user = account[0]
mdp = account[1]
host = account[2]
port = account[3]
dbname = account[4]
cur = account[7]
con = account[8]
except:
print('')
class Postgis_Rename(QDialog, EDITOR_CLASS):
def __init__(self, parent=None):
_ = parent
super().__init__()
self.setupUi(self)
self.settings = QgsSettings()
self.s = QSettings()
self.setWindowIcon(QtGui.QIcon(resources_path('icons','icon.png')))
self.iface = iface
self.schema.currentIndexChanged.connect(self.Test)
self.buttonBox.accepted.connect(self.msgBox)
### Outil Ajout de nouvelles couche a un dossier
def raise_(self):
self.activateWindow()
self.groupBox_3.hide()
self.buttonBox.button(QDialogButtonBox.StandardButton(0x00000400)).setEnabled(False)
GET_ALL_SCHEMA = """SELECT DISTINCT table_schema FROM information_schema.tables WHERE table_schema LIKE '_form_%' OR table_schema LIKE '_01_%' OR table_schema LIKE '_07_%' OR table_schema LIKE '_26_%' OR table_schema LIKE '_42_%' OR table_schema LIKE '_69_%' ORDER BY table_schema;"""
cur.execute(GET_ALL_SCHEMA)
AllSchema = cur.fetchall()
last_value_schema = self.schema.currentText()
last_value_departement = self.departement.currentText()
self.schema.clear()
self.departement.clear()
self.schema.addItems([''])
for Schema in AllSchema:
self.schema.addItems(Schema)
self.departement.addItems(['','01','07','26','42','69','form'])
if last_value_schema != '':
self.schema.setCurrentIndex(self.schema.findText(last_value_schema))
if last_value_departement != '':
self.departement.setCurrentIndex(self.departement.findText(last_value_departement))
def Test(self):
oldSchema = self.schema.currentText()
if oldSchema != '':
allIsGood = 0
GET_COUNT_LEFT = "SELECT count(*) FROM information_schema.tables WHERE table_schema LIKE left(table_name,"+str(len(oldSchema))+") AND table_schema LIKE '"+oldSchema+"';"
GET_COUNT_TOT = "SELECT count(*) FROM information_schema.tables WHERE table_schema LIKE '"+oldSchema+"';"
cur.execute(GET_COUNT_TOT)
CountTot = cur.fetchall()[0]
cur.execute(GET_COUNT_LEFT)
CountLeft = cur.fetchall()[0]
if CountLeft[0] == CountTot[0]:
allIsGood = allIsGood+1
self.couche.setChecked(1)
else:
self.couche.setChecked(0)
GET_GRANTEE_PRIVILEGE = "SELECT DISTINCT count(*) FROM information_schema.role_table_grants WHERE table_schema LIKE '"+oldSchema+"' AND grantee LIKE 'grp_qgis' AND privilege_type LIKE 'UPDATE';"
cur.execute(GET_GRANTEE_PRIVILEGE)
CountPrivilege = cur.fetchall()[0]
if CountTot[0] == CountPrivilege[0]:
allIsGood = allIsGood+1
self.compte.setChecked(1)
else:
self.compte.setChecked(0)
if allIsGood == 2:
self.groupBox_3.show()
self.loadValue()
self.buttonBox.button(QDialogButtonBox.StandardButton(0x00000400)).setEnabled(True)
else:
self.groupBox_3.hide()
self.buttonBox.button(QDialogButtonBox.StandardButton(0x00000400)).setEnabled(False)
else:
self.old_name.setText('')
self.compte.setChecked(0)
self.couche.setChecked(0)
self.groupBox_3.hide()
def loadValue(self):
oldSchema = self.schema.currentText()
if oldSchema[:6] == '_form_':
oldSchema = self.schema.currentText()[6:]
prefixSchema = self.schema.currentText()[1:5]
else:
oldSchema = self.schema.currentText()[4:]
prefixSchema = self.schema.currentText()[1:3]
if oldSchema[:3] == 'at_':
oldSchema = oldSchema[3:]
self.animation.setChecked(1)
else:
self.animation.setChecked(0)
self.old_name.setText(oldSchema)
self.departement.setCurrentIndex(self.departement.findText(prefixSchema))
def updateName(self):
if self.departement.currentText() != '':
oldTableName = self.old_name.text()
newTableName = ((self.new_name.text()).lower()).replace(' ','_')
newPrefixSchema = '_'+self.departement.currentText()+'_'
if self.schema.currentText()[:6] == '_form_':
oldPrefixSchema = self.schema.currentText()[:6]
if (self.schema.currentText()[6:9]) == "at_":
oldPrefixSchema=oldPrefixSchema+'at_'
else:
oldPrefixSchema = self.schema.currentText()[:4]
if (self.schema.currentText()[4:7]) == 'at_':
oldPrefixSchema=oldPrefixSchema+'at_'
if self.animation.isChecked():
newPrefixSchema=newPrefixSchema+'at_'
oldSchemaName = oldPrefixSchema+oldTableName
newSchemaName = newPrefixSchema+newTableName
if oldSchemaName != newSchemaName:
global AllSQLrun
allSQLrun=''
SQL_UPDATE = """UPDATE public.layer_styles SET f_table_schema = '"""+newSchemaName+"""',f_table_name = replace(replace(f_table_name,'"""+oldTableName+"""','"""+newTableName+"""'),'"""+oldPrefixSchema+"""','"""+newPrefixSchema+"""') WHERE f_table_schema LIKE '"""+oldSchemaName+"""';"""
allSQLrun = allSQLrun+SQL_UPDATE
cur.execute(SQL_UPDATE)
SQL_GET_TABLE_RENAME = """SELECT table_name,replace(replace(table_name,'"""+oldTableName+"""','"""+newTableName+"""'),'"""+oldPrefixSchema+"""','"""+newPrefixSchema+"""') from information_schema.tables WHERE table_schema LIKE '"""+oldSchemaName+"""';"""
cur.execute(SQL_GET_TABLE_RENAME)
allTableRename = cur.fetchall()
allTableList = []
for TableRename in allTableRename:
oldTable = TableRename[0]
newTable = TableRename[1]
allTableList.append([oldTable,newSchemaName,newTable])
SQL_RENAME_TABLE = """ALTER TABLE """+oldSchemaName+'.'+oldTable+""" RENAME TO """+newTable+""";"""
allSQLrun = allSQLrun+SQL_RENAME_TABLE
cur.execute(SQL_RENAME_TABLE)
SQL_RENAME_SCHEMA = 'ALTER SCHEMA '+oldSchemaName+' RENAME TO '+newSchemaName
allSQLrun = allSQLrun+SQL_RENAME_SCHEMA
cur.execute(SQL_RENAME_SCHEMA)
#print(allSQLrun)
con.commit()
for LayerOpen in allTableList:
self.UnloadLoadLayers(LayerOpen[0],LayerOpen[1],LayerOpen[2])
def UnloadLoadLayers(self,OldName,NewSchema,NewTable):
allLayers = (QgsProject.instance().mapLayers().values())
listLayers = []
listLayersName = []
for layer in allLayers:
listLayers.append(layer)
listLayersName.append(layer.name())
if OldName in listLayersName:
layer = (listLayers[listLayersName.index(OldName)])
provider = layer.dataProvider()
dbname = (QgsDataSourceUri(provider.dataSourceUri()).database())
user = QgsDataSourceUri(provider.dataSourceUri()).username()
mdp = QgsDataSourceUri(provider.dataSourceUri()).password()
host = QgsDataSourceUri(provider.dataSourceUri()).host()
port = QgsDataSourceUri(provider.dataSourceUri()).port()
### Affichage de la table
uri = QgsDataSourceUri()
# set host name, port, database name, username and password
uri.setConnection(host ,port ,dbname ,user ,mdp)
# set database schema, table name, geometry column and optionaly subset (WHERE clause)
uri.setDataSource(NewSchema, NewTable, 'geom')
QgsProject.instance().removeMapLayer(layer.id())
layer = self.iface.addVectorLayer(uri.uri(), NewTable, "postgres")
def msgBox(self):
self.QMBquestion = QMessageBox()
self.QMBquestion.setWindowTitle(u"Attention !")
self.QMBquestion.setIcon(QMessageBox.Icon.Warning)
self.QMBquestion.setText("Attention, le renommage de dossier PostGIS peut engendrer des pertes de liaisons avec des projets QGIS !")
self.QMBquestion.setStandardButtons(QMessageBox.StandardButton(0x00004000)|QMessageBox.StandardButton(0x00010000))
if self.new_name.text() != '':
error_caracteres = 0
for caracteres in ch :
if self.new_name.text().find(caracteres) != -1 :
error_caracteres = 1
if error_caracteres == 0:
self.QMBquestion = self.QMBquestion.exec()
else:
QMessageBox.warning(None, "Oups :", u"Le nom de dossier ne doit pas comporter de caractères spéciaux, ni d'espaces !\n\n\t" + self.new_name.text().lower() )
else:
QMessageBox.warning(None, "Oups :", "Votre projet doit avoire un nom !")
if self.QMBquestion == QMessageBox.StandardButton(0x00004000):
self.updateName()