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110 lines
4.1 KiB
Python
110 lines
4.1 KiB
Python
"""
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***************************************************************************
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EditScriptAction.py
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---------------------
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Date : August 2012
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Copyright : (C) 2012 by Victor Olaya
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Email : volayaf at gmail dot com
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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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__author__ = "Victor Olaya"
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__date__ = "April 2014"
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__copyright__ = "(C) 201, Victor Olaya"
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import os
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import shutil
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from qgis.PyQt.QtWidgets import QFileDialog, QMessageBox
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from qgis.PyQt.QtCore import QFileInfo, QCoreApplication, QDir
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from qgis.core import QgsApplication, QgsSettings, QgsProcessingModelAlgorithm
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from processing.gui.ToolboxAction import ToolboxAction
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from processing.modeler.ModelerUtils import ModelerUtils
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pluginPath = os.path.split(os.path.dirname(__file__))[0]
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class AddModelFromFileAction(ToolboxAction):
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def __init__(self):
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self.name = QCoreApplication.translate(
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"AddModelFromFileAction", "Add Model to Toolbox…"
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)
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self.group = self.tr("Tools")
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def getIcon(self):
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return QgsApplication.getThemeIcon("/processingModel.svg")
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def execute(self):
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settings = QgsSettings()
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lastDir = settings.value("Processing/lastModelsDir", QDir.homePath())
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filename, selected_filter = QFileDialog.getOpenFileName(
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self.toolbox,
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self.tr("Open Model", "AddModelFromFileAction"),
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lastDir,
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self.tr("Processing models (*.model3 *.MODEL3)", "AddModelFromFileAction"),
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)
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if filename:
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settings.setValue(
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"Processing/lastModelsDir",
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QFileInfo(filename).absoluteDir().absolutePath(),
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)
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alg = QgsProcessingModelAlgorithm()
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if not alg.fromFile(filename):
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QMessageBox.warning(
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self.toolbox,
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self.tr("Open Model", "AddModelFromFileAction"),
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self.tr(
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"The selected file does not contain a valid model",
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"AddModelFromFileAction",
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),
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)
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return
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if (
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QgsApplication.instance()
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.processingRegistry()
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.algorithmById(f"model:{alg.id()}")
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):
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QMessageBox.warning(
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self.toolbox,
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self.tr("Open Model", "AddModelFromFileAction"),
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self.tr(
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"Model with the same name already exists",
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"AddModelFromFileAction",
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),
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)
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return
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destFilename = os.path.join(
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ModelerUtils.modelsFolders()[0], os.path.basename(filename)
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)
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if os.path.exists(destFilename):
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reply = QMessageBox.question(
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self.toolbox,
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self.tr("Open Model", "AddModelFromFileAction"),
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self.tr(
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"There is already a model file with the same name. Overwrite?",
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"AddModelFromFileAction",
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),
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QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
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QMessageBox.StandardButton.No,
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)
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if reply == QMessageBox.StandardButton.No:
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return
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shutil.copyfile(filename, destFilename)
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QgsApplication.processingRegistry().providerById(
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"model"
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).refreshAlgorithms()
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