def updateVars(self):
"""Set the value of the variables from the user-entered values in the Edit Metadata tab"""
# Initialise progressbar
i = 0
QApplication.setOverrideCursor(Qt.BusyCursor)
currProject = QgsProject.instance()
self.dlg.updateBar.setValue(0)
self.dlg.updateBar.setMaximum(11)
# self.dlg.layoutSelect.currentIndex():
title = self.dlg.layoutSelect.currentText()
self.dlg.printinglabel.setText(
self.tr(u'Updating {}...').format(title))
# process input events in order to allow canceling
QCoreApplication.processEvents()
# Project: update variables from dialog
QgsExpressionContextUtils.setProjectVariable(currProject, 'ma_country',
self.dlg.maCountry.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(currProject,
'ma_glide_number',
self.dlg.maGlide.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(currProject, 'ma_crs',
self.dlg.maCrs.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(
currProject, 'ma_organisation', self.dlg.maOrganisation.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(currProject, 'ma_country',
self.dlg.maCountry.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(
currProject, 'ma_opid', self.dlg.maOperationID.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(
currProject, 'ma_acknowledgements',
self.dlg.maAcknowledgements.toPlainText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
QgsExpressionContextUtils.setProjectVariable(
currProject, 'ma_disclaimer', self.dlg.maDisclaimer.toPlainText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Layout: update variables from dialog
for layout in QgsProject.instance().layoutManager().printLayouts():
# Select the current layout
if layout.name() == self.dlg.layoutSelect.currentText():
QgsMessageLog.logMessage(
'Info: value for ' + self.dlg.maSummary.toPlainText(),
'MapExport')
# Map Number
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_map_number', self.dlg.maMapNumber.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Map Title
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_title', self.dlg.maTitle.text())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Date Created
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_created', self.dlg.maCreated.date())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Map Summary
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_summary', self.dlg.maSummary.toPlainText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Data sources
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_datasource',
self.dlg.maDatasource.toPlainText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Version
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_version', self.dlg.maVersion.value())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Status
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_status', self.dlg.maStatus.currentText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Access
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_access', self.dlg.maAccess.currentText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
# Language
QgsExpressionContextUtils.setLayoutVariable(
layout, 'ma_language', self.dlg.maLanguage.currentText())
self.dlg.updateBar.setValue(self.dlg.updateBar.value() + 1)
i = i + 1
QApplication.restoreOverrideCursor()
# show an ending message
# in case of abortion
if self.arret:
self.iface.messageBar().pushMessage(
self.tr(u'Operation interrupted : '),
self.tr(u'Maps on {} have been '\
'exported to "{}" before cancelling. '\
'Some files may be incomplete.'
).format(i,folder),
level = Qgis.Info, duration = 10
)
# or when export ended completely
else:
self.iface.messageBar().pushMessage(
self.tr(u'Operation finished : '),
self.tr(u'The metadata has been '\
'updated.'
).format(title),
level = Qgis.Info, duration = 50
)
def populateMetadataItems(self, m, layout):
"""Get the current value of metadata items from the project or layout variable, and populate the Edit Metadata dialog
See *updateVars* to populate variable values from th Edit Metadata UI
"""
currProject = QgsProject.instance()
# Check that all the variables exist, and if they don't, create them and give them a default value where appropriate
with open(os.path.join(self.plugin_dir, "input/metadata_items.csv"),
'r') as metadata_file:
reader = csv.reader(metadata_file, delimiter=',')
metadata_list = list(reader)
for x in metadata_list:
ma_variable = str(x[0])
elem_name = str(x[1])
elem_name = elem_name.strip()
ma_level = str(x[2])
default_value = str(x[3])
ma_level = ma_level.strip()
# If project level variables don't exist, create them and populate with the default value
if (ma_level == 'project'):
if str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)) == 'None':
QgsExpressionContextUtils.setProjectVariable(
currProject, ma_variable, default_value)
# Populate comboboxes
# Populate values of Status combobox
self.dlg.maStatus.addItem('New')
self.dlg.maStatus.addItem('Correction')
self.dlg.maStatus.addItem('Update')
# Populate values of Access combobox
self.dlg.maAccess.addItem('Public')
self.dlg.maAccess.addItem('MapAction')
self.dlg.maAccess.addItem('Selected partners')
# Populate values of Language combobox
self.dlg.maLanguage.addItem('English')
self.dlg.maLanguage.addItem('French')
self.dlg.maLanguage.addItem('Spanish')
# Populate the Edit Metadata dialog with current values from variables
for x in m:
ma_variable = str(x[0])
elem_name = str(x[1])
elem_name = elem_name.strip()
ma_level = str(x[2])
ma_level = ma_level.strip()
default_value = str(x[3])
proj_crs = QgsProject.instance().crs()
if (ma_level == 'project'):
# Project: get current value for each variable from project and populate field
if ma_variable == 'ma_country':
self.dlg.maCountry.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
elif ma_variable == 'ma_crs':
self.dlg.maCrs.setText(
str(
QgsCoordinateReferenceSystem(
proj_crs).description()))
elif ma_variable == 'ma_glide_number':
self.dlg.maGlide.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
elif ma_variable == 'ma_organisation':
self.dlg.maOrganisation.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
elif ma_variable == 'ma_opid':
self.dlg.maOperationID.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
elif ma_variable == 'ma_sourceorg':
self.dlg.maSourceOrg.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
elif ma_variable == 'ma_acknowledgements':
self.dlg.maAcknowledgements.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
elif ma_variable == 'ma_disclaimer':
self.dlg.maDisclaimer.setText(
str(
QgsExpressionContextUtils.projectScope(
currProject).variable(ma_variable)))
# Layout: Get the current value of the variable if it exists and populate the field
elif (ma_level == 'layout'):
for layout in QgsProject.instance().layoutManager(
).printLayouts():
# If the variable doesn't exist, create it
if layout.name() == self.dlg.layoutSelect.currentText():
if str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)) == 'None':
QgsExpressionContextUtils.setLayoutVariable(
layout, ma_variable, default_value)
elif ma_variable == 'ma_map_number':
self.dlg.maMapNumber.setText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_summary':
self.dlg.maSummary.setText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_datasource':
self.dlg.maDatasource.setText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_title':
self.dlg.maTitle.setText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_version':
self.dlg.maVersion.setValue(
int(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_status':
self.dlg.maStatus.setCurrentText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_access':
self.dlg.maAccess.setCurrentText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
elif ma_variable == 'ma_language':
self.dlg.maLanguage.setCurrentText(
str(
QgsExpressionContextUtils.layoutScope(
layout).variable(ma_variable)))
else:
# ACTION: update or remove this message
QgsMessageLog.logMessage('Warning: level ' + str(ma_level),
'MapExport')
