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95 lines
3.8 KiB
Python
95 lines
3.8 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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information.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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from builtins import str
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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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from qgis.PyQt.QtGui import QIcon
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from qgis.core import (QgsProcessingParameterRasterLayer,
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QgsProcessingParameterBoolean,
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QgsProcessingParameterFileDestination,
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QgsProcessingOutputHtml)
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from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
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from processing.core.outputs import OutputHTML
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from processing.algs.gdal.GdalUtils import GdalUtils
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pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
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class information(GdalAlgorithm):
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INPUT = 'INPUT'
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OUTPUT = 'OUTPUT'
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NOGCP = 'NOGCP'
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NOMETADATA = 'NOMETADATA'
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def icon(self):
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return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'raster-info.png'))
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def __init__(self):
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super().__init__()
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def initAlgorithm(self, config=None):
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self.addParameter(QgsProcessingParameterRasterLayer(information.INPUT,
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self.tr('Input layer'), optional=False))
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self.addParameter(QgsProcessingParameterBoolean(information.NOGCP,
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self.tr('Suppress GCP info'), defaultValue=False))
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self.addParameter(QgsProcessingParameterBoolean(information.NOMETADATA,
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self.tr('Suppress metadata info'), defaultValue=False))
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self.addParameter(QgsProcessingParameterFileDestination(self.OUTPUT, self.tr('Layer information'), self.tr('HTML files (*.html)')))
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self.addOutput(QgsProcessingOutputHtml(self.OUTPUT, self.tr('Layer information')))
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def name(self):
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return 'gdalinfo'
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def displayName(self):
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return self.tr('Information')
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def group(self):
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return self.tr('Raster miscellaneous')
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def getConsoleCommands(self, parameters, context, feedback):
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arguments = []
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if self.parameterAsBool(parameters, information.NOGCP, context):
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arguments.append('-nogcp')
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if self.parameterAsBool(parameters, information.NOMETADATA, context):
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arguments.append('-nomd')
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arguments.append(self.parameterAsRasterLayer(parameters, information.INPUT, context).source())
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return ['gdalinfo', GdalUtils.escapeAndJoin(arguments)]
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def processAlgorithm(self, parameters, context, feedback):
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GdalUtils.runGdal(self.getConsoleCommands(parameters, context, feedback), feedback)
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output = self.parameterAsFileOutput(parameters, self.OUTPUT, context)
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with open(output, 'w') as f:
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f.write('<pre>')
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for s in GdalUtils.getConsoleOutput()[1:]:
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f.write(str(s))
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f.write('</pre>')
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return {self.OUTPUT: output}
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