def finish(self, result, context, feedback):
keepOpen = ProcessingConfig.getSetting(ProcessingConfig.KEEP_DIALOG_OPEN)
if self.iterateParam is None:
# add html results to results dock
for out in self.alg.outputDefinitions():
if isinstance(out, QgsProcessingOutputHtml) and out.name() in result and result[out.name()]:
resultsList.addResult(icon=self.alg.icon(), name=out.description(),
result=result[out.name()])
if not handleAlgorithmResults(self.alg, context, feedback, not keepOpen):
self.resetGUI()
return
self.executed = True
self.setInfo(self.tr('Algorithm \'{0}\' finished').format(self.alg.displayName()), escape_html=False)
QApplication.restoreOverrideCursor()
if not keepOpen:
self.close()
else:
self.resetGUI()
if self.alg.hasHtmlOutputs():
self.setInfo(
self.tr('HTML output has been generated by this algorithm.'
'\nOpen the results dialog to check it.'), escape_html=False)
def finish(self, successful, result, context, feedback):
keepOpen = not successful or ProcessingConfig.getSetting(ProcessingConfig.KEEP_DIALOG_OPEN)
if self.iterateParam is None:
# add html results to results dock
for out in self.algorithm().outputDefinitions():
if isinstance(out, QgsProcessingOutputHtml) and out.name() in result and result[out.name()]:
resultsList.addResult(icon=self.algorithm().icon(), name=out.description(), timestamp=time.localtime(),
result=result[out.name()])
if not handleAlgorithmResults(self.algorithm(), context, feedback, not keepOpen, result):
self.resetGui()
return
self.setExecuted(True)
self.setResults(result)
self.setInfo(self.tr('Algorithm \'{0}\' finished').format(self.algorithm().displayName()), escapeHtml=False)
if not keepOpen:
self.close()
else:
self.resetGui()
if self.algorithm().hasHtmlOutputs():
self.setInfo(
self.tr('HTML output has been generated by this algorithm.'
'\nOpen the results dialog to check it.'), escapeHtml=False)
def loadHTMLResults(self, results, num):
for out in self.algorithm().outputDefinitions():
if isinstance(out, QgsProcessingOutputHtml) and out.name(
) in results and results[out.name()]:
resultsList.addResult(icon=self.algorithm().icon(),
name='{} [{}]'.format(
out.description(), num),
result=results[out.name()])
def createSummaryTable(self, algorithm_results, errors):
createTable = False
for out in self.algorithm().outputDefinitions():
if isinstance(out, (QgsProcessingOutputNumber, QgsProcessingOutputString, QgsProcessingOutputBoolean)):
createTable = True
break
if not createTable and not errors:
return
outputFile = getTempFilename('html')
with codecs.open(outputFile, 'w', encoding='utf-8') as f:
if createTable:
for i, res in enumerate(algorithm_results):
results = res['results']
params = res['parameters']
if i > 0:
f.write('<hr>\n')
f.write(self.tr('<h3>Parameters</h3>\n'))
f.write('<table>\n')
for param in self.algorithm().parameterDefinitions():
if not param.isDestination():
if param.name() in params:
f.write('<tr><th>{}</th><td>{}</td></tr>\n'.format(param.description(),
params[param.name()]))
f.write('</table>\n')
f.write(self.tr('<h3>Results</h3>\n'))
f.write('<table>\n')
for out in self.algorithm().outputDefinitions():
if out.name() in results:
f.write('<tr><th>{}</th><td>{}</td></tr>\n'.format(out.description(), results[out.name()]))
f.write('</table>\n')
if errors:
f.write('<h2 style="color: red">{}</h2>\n'.format(self.tr('Errors')))
for i, res in enumerate(errors):
errors = res['errors']
params = res['parameters']
if i > 0:
f.write('<hr>\n')
f.write(self.tr('<h3>Parameters</h3>\n'))
f.write('<table>\n')
for param in self.algorithm().parameterDefinitions():
if not param.isDestination():
if param.name() in params:
f.write(
'<tr><th>{}</th><td>{}</td></tr>\n'.format(param.description(), params[param.name()]))
f.write('</table>\n')
f.write('<h3>{}</h3>\n'.format(self.tr('Error')))
f.write('<p style="color: red">{}</p>\n'.format('<br>'.join(errors)))
resultsList.addResult(icon=self.algorithm().icon(),
name='{} [summary]'.format(self.algorithm().name()), timestamp=time.localtime(),
result=outputFile)
def handleAlgorithmResults(alg, context, feedback=None, showResults=True):
wrongLayers = []
if feedback is None:
feedback = QgsProcessingFeedback()
feedback.setProgressText(
QCoreApplication.translate('Postprocessing',
'Loading resulting layers'))
i = 0
for out in alg.outputs:
feedback.setProgress(100 * i / float(len(alg.outputs)))
if out.hidden or not out.open:
continue
if isinstance(out, (OutputRaster, OutputVector, OutputTable)):
try:
layer = QgsProcessingUtils.mapLayerFromString(
out.value, context)
if layer:
layer.setName(out.description)
QgsProject.instance().addMapLayer(
context.temporaryLayerStore().takeMapLayer(layer))
else:
if ProcessingConfig.getSetting(
ProcessingConfig.USE_FILENAME_AS_LAYER_NAME):
name = os.path.basename(out.value)
else:
name = out.description
isRaster = True if isinstance(out, OutputRaster) else False
dataobjects.load(
out.value, name, alg.crs,
RenderingStyles.getStyle(alg.id(), out.name), isRaster)
except Exception:
QgsMessageLog.logMessage(
"Error loading result layer:\n" + traceback.format_exc(),
'Processing', QgsMessageLog.CRITICAL)
wrongLayers.append(out.description)
elif isinstance(out, OutputHTML):
resultsList.addResult(alg.icon(), out.description, out.value)
i += 1
QApplication.restoreOverrideCursor()
if wrongLayers:
msg = "The following layers were not correctly generated.<ul>"
msg += "".join(["<li>%s</li>" % lay for lay in wrongLayers]) + "</ul>"
msg += "You can check the log messages to find more information about the execution of the algorithm"
feedback.reportError(msg)
return len(wrongLayers) == 0
def handleAlgorithmResults(alg, feedback=None, showResults=True):
wrongLayers = []
htmlResults = False
if feedback is None:
feedback = QgsProcessingFeedback()
feedback.setProgressText(
QCoreApplication.translate('Postprocessing',
'Loading resulting layers'))
i = 0
for out in alg.outputs:
feedback.setProgress(100 * i / float(len(alg.outputs)))
if out.hidden or not out.open:
continue
if isinstance(out, (OutputRaster, OutputVector, OutputTable)):
try:
if hasattr(out, "layer") and out.layer is not None:
out.layer.setName(out.description)
QgsProject.instance().addMapLayers([out.layer])
else:
if ProcessingConfig.getSetting(
ProcessingConfig.USE_FILENAME_AS_LAYER_NAME):
name = os.path.basename(out.value)
else:
name = out.description
dataobjects.load(
out.value, name, alg.crs,
RenderingStyles.getStyle(alg.commandLineName(),
out.name))
except Exception:
ProcessingLog.addToLog(
ProcessingLog.LOG_ERROR,
"Error loading result layer:\n" + traceback.format_exc())
wrongLayers.append(out.description)
elif isinstance(out, OutputHTML):
resultsList.addResult(alg.getIcon(), out.description, out.value)
htmlResults = True
i += 1
QApplication.restoreOverrideCursor()
if wrongLayers:
msg = "The following layers were not correctly generated.<ul>"
msg += "".join(["<li>%s</li>" % lay for lay in wrongLayers]) + "</ul>"
msg += "You can check the log messages to find more information about the execution of the algorithm"
feedback.reportError(msg)
return len(wrongLayers) == 0
def handleAlgorithmResults(alg, feedback=None, showResults=True):
wrongLayers = []
htmlResults = False
if feedback is None:
feedback = QgsProcessingFeedback()
feedback.setProgressText(QCoreApplication.translate('Postprocessing', 'Loading resulting layers'))
i = 0
for out in alg.outputs:
feedback.setProgress(100 * i / float(len(alg.outputs)))
if out.hidden or not out.open:
continue
if isinstance(out, (OutputRaster, OutputVector, OutputTable)):
try:
if hasattr(out, "layer") and out.layer is not None:
out.layer.setName(out.description)
QgsProject.instance().addMapLayers([out.layer])
else:
if ProcessingConfig.getSetting(
ProcessingConfig.USE_FILENAME_AS_LAYER_NAME):
name = os.path.basename(out.value)
else:
name = out.description
dataobjects.load(out.value, name, alg.crs,
RenderingStyles.getStyle(alg.commandLineName(),
out.name))
except Exception:
ProcessingLog.addToLog(ProcessingLog.LOG_ERROR,
"Error loading result layer:\n" + traceback.format_exc())
wrongLayers.append(out.description)
elif isinstance(out, OutputHTML):
resultsList.addResult(alg.getIcon(), out.description, out.value)
htmlResults = True
i += 1
QApplication.restoreOverrideCursor()
if wrongLayers:
msg = "The following layers were not correctly generated.<ul>"
msg += "".join(["<li>%s</li>" % lay for lay in wrongLayers]) + "</ul>"
msg += "You can check the log messages to find more information about the execution of the algorithm"
feedback.reportError(msg)
return len(wrongLayers) == 0
def createSummaryTable(self, algorithm_results):
createTable = False
for out in self.algorithm().outputDefinitions():
if isinstance(out, (QgsProcessingOutputNumber, QgsProcessingOutputString)):
createTable = True
break
if not createTable:
return
outputFile = getTempFilename('html')
with codecs.open(outputFile, 'w', encoding='utf-8') as f:
for res in algorithm_results:
f.write('<hr>\n')
for out in self.algorithm().outputDefinitions():
if isinstance(out, (QgsProcessingOutputNumber, QgsProcessingOutputString)) and out.name() in res:
f.write('<p>{}: {}</p>\n'.format(out.description(), res[out.name()]))
f.write('<hr>\n')
resultsList.addResult(self.algorithm().icon(),
'{} [summary]'.format(self.algorithm().name()), outputFile)
def createSummaryTable(self, algorithm_results):
createTable = False
for out in self.algorithm().outputDefinitions():
if isinstance(out, (QgsProcessingOutputNumber, QgsProcessingOutputString)):
createTable = True
break
if not createTable:
return
outputFile = getTempFilename('html')
with codecs.open(outputFile, 'w', encoding='utf-8') as f:
for res in algorithm_results:
f.write('<hr>\n')
for out in self.algorithm().outputDefinitions():
if isinstance(out, (QgsProcessingOutputNumber, QgsProcessingOutputString)) and out.name() in res:
f.write('<p>{}: {}</p>\n'.format(out.description(), res[out.name()]))
f.write('<hr>\n')
resultsList.addResult(self.algorithm().icon(),
'{} [summary]'.format(self.algorithm().name()), outputFile)
def loadHTMLResults(self, results, num):
for out in self.algorithm().outputDefinitions():
if isinstance(out, QgsProcessingOutputHtml) and out.name() in results and results[out.name()]:
resultsList.addResult(icon=self.algorithm().icon(), name='{} [{}]'.format(out.description(), num),
result=results[out.name()])
