mirror of
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297 lines
9.8 KiB
Python
297 lines
9.8 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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OTBUtils.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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(C) 2013 by CS Systemes d'information (CS SI)
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Email : volayaf at gmail dot com
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otb at c-s dot fr (CS SI)
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Contributors : Victor Olaya
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Julien Malik, Oscar Picas (CS SI) - add functions to manage xml tree
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Alexia Mondot (CS SI) - add a trick for OTBApplication SplitImages
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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__ = 'August 2012'
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__copyright__ = '(C) 2012, Victor Olaya'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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import re
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from PyQt4.QtCore import QCoreApplication
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from qgis.core import QgsApplication
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import subprocess
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from processing.core.ProcessingConfig import ProcessingConfig
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from processing.core.ProcessingLog import ProcessingLog
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from processing.tools.system import isMac, isWindows
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import logging
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import xml.etree.ElementTree as ET
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import traceback
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from processing.gui.SilentProgress import SilentProgress
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OTB_FOLDER = "OTB_FOLDER"
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OTB_LIB_FOLDER = "OTB_LIB_FOLDER"
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OTB_SRTM_FOLDER = "OTB_SRTM_FOLDER"
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OTB_GEOID_FILE = "OTB_GEOID_FILE"
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def findOtbPath():
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folder = None
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#try to configure the path automatically
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if isMac():
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testfolder = os.path.join(unicode(QgsApplication.prefixPath()), "bin")
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if os.path.exists(os.path.join(testfolder, "otbcli")):
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folder = testfolder
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else:
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testfolder = "/usr/local/bin"
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if os.path.exists(os.path.join(testfolder, "otbcli")):
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folder = testfolder
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elif isWindows():
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testfolder = os.path.join(os.path.dirname(QgsApplication.prefixPath()),
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os.pardir, "bin")
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if os.path.exists(os.path.join(testfolder, "otbcli.bat")):
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folder = testfolder
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else:
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testfolder = "/usr/bin"
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if os.path.exists(os.path.join(testfolder, "otbcli")):
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folder = testfolder
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return folder
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def otbPath():
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folder = findOtbPath()
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if folder is None:
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folder = ProcessingConfig.getSetting(OTB_FOLDER)
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return folder
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def findOtbLibPath():
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folder = None
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#try to configure the path automatically
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if isMac():
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testfolder = os.path.join(unicode(QgsApplication.prefixPath()), "lib/otb/applications")
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if os.path.exists(testfolder):
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folder = testfolder
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else:
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testfolder = "/usr/local/lib/otb/applications"
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if os.path.exists(testfolder):
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folder = testfolder
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elif isWindows():
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testfolder = os.path.join(os.path.dirname(QgsApplication.prefixPath()), "orfeotoolbox", "applications")
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if os.path.exists(testfolder):
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folder = testfolder
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else:
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testfolder = "/usr/lib/otb/applications"
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if os.path.exists(testfolder):
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folder = testfolder
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return folder
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def otbLibPath():
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folder = findOtbLibPath()
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if folder is None:
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folder = ProcessingConfig.getSetting(OTB_LIB_FOLDER)
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return folder
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def otbSRTMPath():
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folder = ProcessingConfig.getSetting(OTB_SRTM_FOLDER)
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if folder is None:
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folder = ""
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return folder
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def otbGeoidPath():
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filepath = ProcessingConfig.getSetting(OTB_GEOID_FILE)
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if filepath is None:
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filepath = ""
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return filepath
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def otbDescriptionPath():
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return os.path.join(os.path.dirname(__file__), "description")
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_installedVersion = None
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_installedVersionFound = False
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def getInstalledVersion(runOtb=False):
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global _installedVersion
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global _installedVersionFound
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if _installedVersionFound and not runOtb:
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return _installedVersion
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if otbPath() is None:
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_installedVersionFound = False
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return None
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commands = [os.path.join(otbPath(), "otbcli_Smoothing")]
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progress = SilentProgress()
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out = executeOtb(commands, progress, False)
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for line in out:
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if "version" in line:
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_installedVersionFound = True
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_installedVersion = line.split("version")[-1].strip()
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break
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return _installedVersion
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def compatibleDescriptionPath(version):
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supportedVersions = {"5.0.0": "5.0.0"}
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if version is None:
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return None
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if version not in supportedVersions:
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lastVersion = sorted(supportedVersions.keys())[-1]
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if version > lastVersion:
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version = lastVersion
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else:
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return None
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return os.path.join(otbDescriptionPath(), supportedVersions[version])
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def executeOtb(commands, progress, addToLog=True):
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loglines = []
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loglines.append(tr("OTB execution console output"))
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os.putenv('ITK_AUTOLOAD_PATH', otbLibPath())
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fused_command = ''.join(['"%s" ' % re.sub(r'^"|"$', '', c) for c in commands])
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proc = subprocess.Popen(fused_command, shell=True, stdout=subprocess.PIPE, stdin=open(os.devnull), stderr=subprocess.STDOUT, universal_newlines=True).stdout
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for line in iter(proc.readline, ""):
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if "[*" in line:
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idx = line.find("[*")
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perc = int(line[idx - 4:idx - 2].strip(" "))
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if perc != 0:
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progress.setPercentage(perc)
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else:
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loglines.append(line)
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progress.setConsoleInfo(line)
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if addToLog:
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ProcessingLog.addToLog(ProcessingLog.LOG_INFO, loglines)
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return loglines
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def tr(string, context=''):
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if context == '':
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context = 'OTBUtils'
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return QCoreApplication.translate(context, string)
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def get_choices_of(doc, parameter):
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choices = []
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try:
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t5 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
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choices = [item.text for item in t5[0].findall('options/choices/choice')]
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except:
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logger = logging.getLogger('OTBGenerator')
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logger.warning(traceback.format_exc())
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return choices
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def remove_dependent_choices(doc, parameter, choice):
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choices = get_choices_of(doc, parameter)
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choices.remove(choice)
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for a_choice in choices:
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t4 = [item for item in doc.findall('.//parameter') if '.%s' % a_choice in item.find('key').text]
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for t5 in t4:
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doc.remove(t5)
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def renameValueField(doc, textitem, field, newValue):
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t4 = [item for item in doc.findall('.//parameter') if item.find('key').text == textitem]
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for t5 in t4:
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t5.find(field).text = newValue
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def remove_independent_choices(doc, parameter, choice):
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choices = []
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choices.append(choice)
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for a_choice in choices:
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t4 = [item for item in doc.findall('.//parameter') if '.%s' % a_choice in item.find('key').text]
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for t5 in t4:
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doc.remove(t5)
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def remove_parameter_by_key(doc, parameter):
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t4 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
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for t5 in t4:
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doc.remove(t5)
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def remove_other_choices(doc, parameter, choice):
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t5 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
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if len(t5) > 0:
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choices = [item for item in t5[0].findall('options/choices/choice') if item.text != choice]
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choice_root = t5[0].findall('options/choices')[0]
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for a_choice in choices:
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choice_root.remove(a_choice)
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def remove_choice(doc, parameter, choice):
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t5 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
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if len(t5) > 0:
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choices = [item for item in t5[0].findall('options/choices/choice') if item.text == choice]
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choice_root = t5[0].findall('options/choices')[0]
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for a_choice in choices:
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choice_root.remove(a_choice)
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def split_by_choice(doc, parameter):
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"""
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splits the given doc into several docs according to the given parameter
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returns a dictionary of documents
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"""
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result = {}
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choices = get_choices_of(doc, parameter)
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import copy
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for choice in choices:
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#creates a new copy of the document
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working_copy = copy.deepcopy(doc)
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remove_dependent_choices(working_copy, parameter, choice)
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#remove all other choices except the current one
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remove_other_choices(working_copy, parameter, choice)
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#set a new name according to the choice
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old_app_name = working_copy.find('key').text
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working_copy.find('key').text = '%s-%s' % (old_app_name, choice)
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working_copy.find('longname').text = '%s (%s)' % (old_app_name, choice)
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#add it to the dictionary
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result[choice] = working_copy
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return result
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def remove_parameter_by_criteria(doc, criteria):
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t4 = [item for item in doc.findall('./parameter') if criteria(item)]
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for t5 in t4:
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doc.getroot().remove(t5)
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def defaultWrite(available_app, original_dom_document):
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fh = open("description/%s.xml" % available_app, "w")
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the_root = original_dom_document
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ET.ElementTree(the_root).write(fh)
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fh.close()
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def defaultSplit(available_app, original_dom_document, parameter):
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the_root = original_dom_document
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split = split_by_choice(the_root, parameter)
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the_list = []
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for key in split:
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defaultWrite('%s-%s' % (available_app, key), split[key])
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the_list.append(split[key])
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return the_list
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