Juergen E. Fischer 7c75ffa3b0 spelling fixes
2014-05-17 22:02:03 +02:00

240 lines
9.2 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
OTBUtils.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya
Julien Malik, Oscar Picas (CS SI) - add functions to manage xml tree
Alexia Mondot (CS SI) - add a trick for OTBApplication SplitImages
***************************************************************************
* *
* 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__ = '$Format:%H$'
import os
import glob
from qgis.core import QgsApplication
import subprocess
from processing.core.ProcessingConfig import ProcessingConfig
from processing.core.ProcessingLog import ProcessingLog
from processing.tools.system import *
import logging
import xml.etree.ElementTree as ET
import traceback
import qgis.core
import PyQt4.QtGui
class OTBUtils:
OTB_FOLDER = "OTB_FOLDER"
OTB_LIB_FOLDER = "OTB_LIB_FOLDER"
OTB_SRTM_FOLDER = "OTB_SRTM_FOLDER"
OTB_GEOID_FILE = "OTB_GEOID_FILE"
@staticmethod
def otbPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()), "bin")
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
else:
testfolder = "/usr/local/bin"
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
elif isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.dirname(testfolder)
testfolder = os.path.join(testfolder, "bin")
path = os.path.join(testfolder, "otbcli.bat")
if os.path.exists(path):
folder = testfolder
else:
testfolder = "/usr/bin"
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
return folder
@staticmethod
def otbLibPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_LIB_FOLDER)
if folder == None:
folder =""
#try to configure the path automatically
if isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()), "lib/otb/applications")
if os.path.exists(testfolder):
folder = testfolder
else:
testfolder = "/usr/local/lib/otb/applications"
if os.path.exists(testfolder):
folder = testfolder
elif isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.join(testfolder, "orfeotoolbox")
testfolder = os.path.join(testfolder, "applications")
if os.path.exists(testfolder):
folder = testfolder
else:
testfolder = "/usr/lib/otb/applications"
if os.path.exists(testfolder):
folder = testfolder
return folder
@staticmethod
def otbSRTMPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_SRTM_FOLDER)
if folder == None:
folder =""
return folder
@staticmethod
def otbGeoidPath():
filepath = ProcessingConfig.getSetting(OTBUtils.OTB_GEOID_FILE)
if filepath == None:
filepath =""
return filepath
@staticmethod
def otbDescriptionPath():
return os.path.join(os.path.dirname(__file__), "description")
@staticmethod
def executeOtb(commands, progress):
loglines = []
loglines.append("OTB execution console output")
os.putenv('ITK_AUTOLOAD_PATH', OTBUtils.otbLibPath())
fused_command = ''.join(['"%s" ' % c for c in commands])
proc = subprocess.Popen(fused_command, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE,stderr=subprocess.STDOUT, universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "[*" in line:
idx = line.find("[*")
perc = int(line[idx-4:idx-2].strip(" "))
if perc != 0:
progress.setPercentage(perc)
else:
loglines.append(line)
progress.setConsoleInfo(line)
ProcessingLog.addToLog(ProcessingLog.LOG_INFO, loglines)
def get_choices_of(doc, parameter):
choices = []
try:
t5 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
choices = [item.text for item in t5[0].findall('options/choices/choice')]
except:
logger = logging.getLogger('OTBGenerator')
logger.warning(traceback.format_exc())
return choices
def remove_dependant_choices(doc, parameter, choice):
choices = get_choices_of(doc, parameter)
choices.remove(choice)
for a_choice in choices:
t4 = [item for item in doc.findall('.//parameter') if '.%s' % a_choice in item.find('key').text]
for t5 in t4:
doc.remove(t5)
def renameValueField(doc, textitem, field, newValue):
t4 = [item for item in doc.findall('.//parameter') if item.find('key').text == textitem]
for t5 in t4:
t5.find(field).text = newValue
def remove_independant_choices(doc, parameter, choice):
choices = []
choices.append(choice)
for a_choice in choices:
t4 = [item for item in doc.findall('.//parameter') if '.%s' % a_choice in item.find('key').text]
for t5 in t4:
doc.remove(t5)
def remove_parameter_by_key(doc, parameter):
t4 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
for t5 in t4:
doc.remove(t5)
def remove_other_choices(doc, parameter, choice):
t5 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
if len(t5) > 0:
choices = [item for item in t5[0].findall('options/choices/choice') if item.text != choice]
choice_root = t5[0].findall('options/choices')[0]
for a_choice in choices:
choice_root.remove(a_choice)
def remove_choice(doc, parameter, choice):
t5 = [item for item in doc.findall('.//parameter') if item.find('key').text == parameter]
if len(t5) > 0:
choices = [item for item in t5[0].findall('options/choices/choice') if item.text == choice]
choice_root = t5[0].findall('options/choices')[0]
for a_choice in choices:
choice_root.remove(a_choice)
def split_by_choice(doc, parameter):
"""
splits the given doc into several docs according to the given parameter
returns a dictionary of documents
"""
result = {}
choices = get_choices_of(doc, parameter)
import copy
for choice in choices:
#creates a new copy of the document
working_copy = copy.deepcopy(doc)
remove_dependant_choices(working_copy, parameter, choice)
#remove all other choices except the current one
remove_other_choices(working_copy, parameter, choice)
#set a new name according to the choice
old_app_name = working_copy.find('key').text
working_copy.find('key').text = '%s-%s' % (old_app_name, choice)
old_longname = working_copy.find('longname').text
working_copy.find('longname').text = '%s (%s)' % (old_app_name, choice)
#add it to the dictionary
result[choice] = working_copy
return result
def remove_parameter_by_criteria(doc, criteria):
t4 = [item for item in doc.findall('./parameter') if criteria(item)]
for t5 in t4:
doc.getroot().remove(t5)
def defaultWrite(available_app, original_dom_document):
fh = open("description/%s.xml" % available_app, "w")
the_root = original_dom_document
logger = logging.getLogger('OTBGenerator')
ET.ElementTree(the_root).write(fh)
fh.close()
def defaultSplit(available_app, original_dom_document, parameter):
the_root = original_dom_document
split = split_by_choice(the_root, parameter)
the_list = []
for key in split:
defaultWrite('%s-%s' % (available_app, key), split[key])
the_list.append(split[key])
return the_list