QGIS/python/plugins/processing/modeler/ModelerAlgorithmProvider.py
2013-08-20 09:22:03 +02:00

86 lines
3.5 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
ModelerAlgorithmProvider.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
Email : volayaf at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
"""
__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from PyQt4.QtCore import *
from PyQt4.QtGui import *
import os.path
from processing.core.ProcessingConfig import ProcessingConfig, Setting
from processing.modeler.SaveAsPythonScriptAction import SaveAsPythonScriptAction
from processing.core.ProcessingLog import ProcessingLog
from processing.modeler.ModelerUtils import ModelerUtils
from processing.modeler.ModelerAlgorithm import ModelerAlgorithm
from processing.modeler.WrongModelException import WrongModelException
from processing.modeler.EditModelAction import EditModelAction
from processing.modeler.CreateNewModelAction import CreateNewModelAction
from processing.core.AlgorithmProvider import AlgorithmProvider
from PyQt4 import QtGui
from processing.modeler.DeleteModelAction import DeleteModelAction
class ModelerAlgorithmProvider(AlgorithmProvider):
def __init__(self):
AlgorithmProvider.__init__(self)
#self.actions = [CreateNewModelAction()]
self.contextMenuActions = [EditModelAction(), DeleteModelAction(), SaveAsPythonScriptAction()]
def initializeSettings(self):
AlgorithmProvider.initializeSettings(self)
ProcessingConfig.addSetting(Setting(self.getDescription(), ModelerUtils.MODELS_FOLDER, "Models folder", ModelerUtils.modelsFolder()))
def setAlgsList(self, algs):
ModelerUtils.allAlgs = algs
def modelsFolder(self):
return ModelerUtils.modelsFolder()
def getDescription(self):
return "Models"
def getName(self):
return "model"
def getIcon(self):
return QtGui.QIcon(os.path.dirname(__file__) + "/../images/model.png")
def _loadAlgorithms(self):
folder = ModelerUtils.modelsFolder()
self.loadFromFolder(folder)
folder = os.path.join(os.path.dirname(__file__), "models")
self.loadFromFolder(folder)
def loadFromFolder(self,folder):
if not os.path.exists(folder):
return
for descriptionFile in os.listdir(folder):
if descriptionFile.endswith("model"):
try:
alg = ModelerAlgorithm()
fullpath = os.path.join(folder ,descriptionFile)
alg.openModel(fullpath)
if alg.name.strip() != "":
alg.provider = self
self.algs.append(alg)
except WrongModelException,e:
ProcessingLog.addToLog(ProcessingLog.LOG_ERROR,"Could not load model " + descriptionFile + "\n" + e.msg)