Remove OtbSettings class and put constants for key names in OtbUtils

Author: Rashad Kanavath

python/plugins/processing/algs/otb/OtbAlgorithmProvider.py

@@ -36,7 +36,6 @@
 
 from processing.core.ProcessingConfig import ProcessingConfig, Setting
 from processing.algs.otb.OtbUtils import OtbUtils
-from processing.algs.otb.OtbSettings import OtbSettings
 from processing.algs.otb.OtbAlgorithm import OtbAlgorithm
 
 class OtbAlgorithmProvider(QgsProcessingProvider):
@@ -50,35 +49,35 @@ def __init__(self):
     def load(self):
         group = self.name()
         ProcessingConfig.settingIcons[group] = self.icon()
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.ACTIVATE, self.tr('Activate'), True))
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.FOLDER,
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.ACTIVATE, self.tr('Activate'), True))
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.FOLDER,
                                             self.tr("OTB folder"),
                                             OtbUtils.otbFolder(),
                                             valuetype=Setting.FOLDER,
                                             validator=self.validateOtbFolder
                                             ))
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.APP_FOLDER,
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.APP_FOLDER,
                                             self.tr("OTB application folder"),
                                             OtbUtils.appFolder(),
                                             valuetype=Setting.MULTIPLE_FOLDERS,
                                             validator=self.validateAppFolders
                                             ))
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.SRTM_FOLDER,
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.SRTM_FOLDER,
                                             self.tr("SRTM tiles folder"),
                                             OtbUtils.srtmFolder(),
                                             valuetype=Setting.FOLDER
                                             ))
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.GEOID_FILE,
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.GEOID_FILE,
                                             self.tr("Geoid file"),
                                             OtbUtils.geoidFile(),
                                             valuetype=Setting.FOLDER
                                             ))
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.MAX_RAM_HINT,
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.MAX_RAM_HINT,
                                             self.tr("Maximum RAM to use"),
                                             OtbUtils.maxRAMHint(),
                                             valuetype=Setting.STRING
                                             ))
-        ProcessingConfig.addSetting(Setting(group, OtbSettings.LOGGER_LEVEL,
+        ProcessingConfig.addSetting(Setting(group, OtbUtils.LOGGER_LEVEL,
                                             self.tr("Logger level"),
                                             OtbUtils.loggerLevel(),
                                             valuetype=Setting.STRING,
@@ -89,14 +88,14 @@ def load(self):
         return True
 
     def unload(self):
-        for setting in OtbSettings.keys():
+        for setting in OtbUtils.settingNames():
             ProcessingConfig.removeSetting(setting)
 
     def isActive(self):
-        return ProcessingConfig.getSetting(OtbSettings.ACTIVATE)
+        return ProcessingConfig.getSetting(OtbUtils.ACTIVATE)
 
     def setActive(self, active):
-        ProcessingConfig.setSettingValue(OtbSettings.ACTIVATE, active)
+        ProcessingConfig.setSettingValue(OtbUtils.ACTIVATE, active)
 
     def createAlgsList(self):
         algs = []

python/plugins/processing/algs/otb/OtbSettings.py

@@ -31,51 +31,85 @@
 __revision__ = '$Format:%H$'
 
 import os
+import sys
 import re
 import subprocess
 
 from processing.core.ProcessingConfig import ProcessingConfig
 from qgis.core import (Qgis, QgsApplication, QgsMessageLog)
 from qgis.PyQt.QtCore import QCoreApplication
-from processing.algs.otb.OtbSettings import OtbSettings
-
 
 class OtbUtils:
+    # Checkbox to enable/disable otb provider (bool).
+    ACTIVATE = "OTB_ACTIVATE"
+
+    # Path to otb installation folder (string, directory).
+    FOLDER = "OTB_FOLDER"
+
+    # Path to otb application folder. multiple paths are supported (string, directory).
+    APP_FOLDER = "OTB_APP_FOLDER"
+
+    # A string to hold current version number. Useful for bug reporting.
+    VERSION = "OTB_VERSION"
+
+    # Default directory were DEM tiles are stored. It should only contain ```.hgt`` or or georeferenced ``.tif`` files. Empty if not set (no directory set).
+    SRTM_FOLDER = "OTB_SRTM_FOLDER"
+
+    # Default path to the geoid file that will be used to retrieve height of DEM above ellipsoid. Empty if not set (no geoid set).
+    GEOID_FILE = "OTB_GEOID_FILE"
+
+    # Default maximum memory that OTB should use for processing, in MB. If not set, default value is 128 MB.
+    # This is set through environment variable ``OTB_MAX_RAM_HINT``
+    MAX_RAM_HINT = 'OTB_MAX_RAM_HINT'
+
+    # ``OTB_LOGGER_LEVEL``: Default level of logging for OTB. Should be one of ``DEBUG``, ``INFO``, ``WARNING``, ``CRITICAL`` or ``FATAL``, by increasing order of priority. Only messages with a higher priority than the level of logging will be displayed. If not set, default level is ``INFO``.
+    LOGGER_LEVEL = 'OTB_LOGGER_LEVEL'
+
+    @staticmethod
+    def settingNames():
+        return [
+            OtbUtils.ACTIVATE,
+            OtbUtils.FOLDER,
+            OtbUtils.SRTM_FOLDER,
+            OtbUtils.GEOID_FILE,
+            OtbUtils.LOGGER_LEVEL,
+            OtbUtils.MAX_RAM_HINT
+        ]
 
     @staticmethod
     def version():
-        return ProcessingConfig.getSetting(OtbSettings.VERSION) or '0.0.0'
+        return ProcessingConfig.getSetting(OtbUtils.VERSION) or '0.0.0'
 
     @staticmethod
     def loggerLevel():
-        return ProcessingConfig.getSetting(OtbSettings.LOGGER_LEVEL) or 'INFO'
+        return ProcessingConfig.getSetting(OtbUtils.LOGGER_LEVEL) or 'INFO'
 
     @staticmethod
     def maxRAMHint():
-        return ProcessingConfig.getSetting(OtbSettings.MAX_RAM_HINT) or ''
+        return ProcessingConfig.getSetting(OtbUtils.MAX_RAM_HINT) or ''
 
     @staticmethod
     def otbFolder():
-        if ProcessingConfig.getSetting(OtbSettings.FOLDER):
-            return os.path.normpath(os.sep.join(re.split(r'\\|/', ProcessingConfig.getSetting(OtbSettings.FOLDER))))
+        if ProcessingConfig.getSetting(OtbUtils.FOLDER):
+            return os.path.normpath(os.sep.join(re.split(r'\\|/', ProcessingConfig.getSetting(OtbUtils.FOLDER))))
         else:
             return None
 
     @staticmethod
     def appFolder():
-        app_folder = ProcessingConfig.getSetting(OtbSettings.APP_FOLDER)
+        app_folder = ProcessingConfig.getSetting(OtbUtils.APP_FOLDER)
         if app_folder:
             return os.pathsep.join(app_folder.split(';'))
         else:
             return None
 
     @staticmethod
     def srtmFolder():
-        return ProcessingConfig.getSetting(OtbSettings.SRTM_FOLDER) or ''
+        return ProcessingConfig.getSetting(OtbUtils.SRTM_FOLDER) or ''
 
     @staticmethod
     def geoidFile():
-        return ProcessingConfig.getSetting(OtbSettings.GEOID_FILE) or ''
+        return ProcessingConfig.getSetting(OtbUtils.GEOID_FILE) or ''
 
     @staticmethod
     def getExecutableInPath(path, exe):

python/plugins/processing/algs/otb/OtbUtils.py

@@ -48,7 +48,7 @@
 from processing.modeler.ModelerParametersDialog import ModelerParametersDialog
 from processing.algs.otb.OtbAlgorithm import OtbAlgorithm
 from processing.algs.otb.OtbAlgorithmProvider import OtbAlgorithmProvider
-from processing.algs.otb.OtbSettings import OtbSettings
+from processing.algs.otb.OtbUtils import OtbUtils
 from processing.algs.otb.OtbChoiceWidget import OtbParameterChoice, OtbChoiceWidgetWrapper
 import AlgorithmsTestBase
 
@@ -165,8 +165,8 @@ def setUpClass(cls):
         from processing.core.Processing import Processing
         Processing.initialize()
         ProcessingConfig.setSettingValue("OTB_ACTIVATE", True)
-        ProcessingConfig.setSettingValue(OtbSettings.FOLDER, OTB_INSTALL_DIR)
-        ProcessingConfig.setSettingValue(OtbSettings.APP_FOLDER, os.path.join(OTB_INSTALL_DIR, 'lib', 'otb', 'applications'))
+        ProcessingConfig.setSettingValue(OtbUtils.FOLDER, OTB_INSTALL_DIR)
+        ProcessingConfig.setSettingValue(OtbUtils.APP_FOLDER, os.path.join(OTB_INSTALL_DIR, 'lib', 'otb', 'applications'))
         ProcessingConfig.readSettings()
         # Refresh OTB Algorithms after settings are changed.
         for p in QgsApplication.processingRegistry().providers():