def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
# Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
# Bug in 2.0 causes crash when adding sublayers
if QGis.QGIS_VERSION_INT >= 20200:
self.ui.cbDbConnections.addItem("QGIS Layer")
self.ui.cbDbConnections.addItems(self.dbConnectionList())
self._add_settings_handlers()
self.ui.mCfgGroupBox.setCollapsed(self.ui.mConfigLineEdit.text() == "")
self.ui.cbResetData.setEnabled(False) # Not implemented yet
def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
self.ui.mModelLookupButton.setEnabled(False)
#Not implemented yet:
self.ui.cbResetData.setEnabled(False)
#Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
self.ui.cbDbConnections.addItem("QGIS Layer")
self.ui.cbDbConnections.addItems(self.dbConnectionList())
def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
# Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
self.ui.cbDbConnections.addItems(self.dbConnectionList())
self._add_settings_handlers()
self.ui.cbResetData.setEnabled(False) # Not implemented yet
def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
self.ui.mModelLookupButton.setEnabled(False)
#Not implemented yet:
self.ui.cbResetData.setEnabled(False)
#Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
if QGis.QGIS_VERSION_INT >= 20200: # Bug in 2.0 causes crash when adding sublayers
self.ui.cbDbConnections.addItem("QGIS Layer")
self.ui.cbDbConnections.addItems(self.dbConnectionList())
class InterlisDialog(QtGui.QDialog):
def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
# Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
self.ui.cbDbConnections.addItems(self.dbConnectionList())
self._add_settings_handlers()
self.ui.cbResetData.setEnabled(False) # Not implemented yet
def setup(self):
self.ui.mDataLineEdit.setText("")
def _add_settings_handlers(self):
self._settings = QSettingsManager()
# self._settings.add_handler(
# 'interlis/modelFile', self.ui.mModelLineEdit)
self._settings.add_handler(
'interlis/dbConnection', self.ui.cbDbConnections)
self._settings.add_handler(
'interlis/ilisMetaUrl', self.ui.mIlisMetaUrlLineEdit)
self._settings.add_handler(
'interlis/skipFailures', self.ui.cbSkipFailures)
self._settings.add_handler(
'interlis/strokeCurve', self.ui.cbStrokeCurve)
def iliDs(self):
"""OGR connection string for selected Interlis transfer file + model"""
return self.iliFileDs(self.ui.mDataLineEdit.text())
def iliFileDs(self, fn):
"""OGR connection string for Interlis transfer file + model"""
if not fn:
return ""
if self.ui.mModelLineEdit.text():
return fn + "," + self.ui.mModelLineEdit.text()
else:
return fn
def _empty_transfer_ds(self):
imd = ImdParser(self.ui.mModelLineEdit.text())
transferfn = imd.gen_empty_transfer_file()
ds = transferfn + "," + self.ui.mModelLineEdit.text()
return ds
def pgDs(self):
"""OGR connection string for selected PostGIS DB"""
key = u"/PostgreSQL/connections/" + \
self.ui.cbDbConnections.currentText()
settings = QSettings()
settings.beginGroup(key)
params = {
'host': settings.value("host", type=str),
'port': settings.value("port", type=str),
'dbname': settings.value("database", type=str),
'user': settings.value("username", type=str),
'password': settings.value("password", type=str)
}
ds = 'PG:'
for k, v in params.items():
if v:
ds = ds + k + "='" + v + "' "
return ds
def pgUri(self):
"""QgsDataSourceURI for selected PostGIS DB"""
key = u"/PostgreSQL/connections/" + \
self.ui.cbDbConnections.currentText()
settings = QSettings()
settings.beginGroup(key)
uri = QgsDataSourceURI()
uri.setConnection(
settings.value("host", type=str),
settings.value("port", type=str),
settings.value("database", type=str),
settings.value("username", type=str),
settings.value("password", type=str),
QgsDataSourceURI.SSLmode(settings.value("sslmode", type=int))
)
uri.setUseEstimatedMetadata(
settings.value("estimatedMetadata", type=bool))
return uri
def dbConnectionList(self):
connection_names = []
settings = QSettings()
settings.beginGroup(u"/PostgreSQL/connections")
for name in settings.childGroups():
connection_names.append(name)
settings.endGroup()
return connection_names
def _create_wps_request(self, ili):
return """<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<wps:Execute service="WPS" version="1.0.0" xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0 http://schemas.opengis.net/wps/1.0.0/wpsExecute_request.xsd">
<ows:Identifier>ilismetalookup</ows:Identifier>
<wps:DataInputs>
<wps:Input>
<ows:Identifier>ilimodel</ows:Identifier>
<ows:Title>ilimodel</ows:Title>
<wps:Data>
<wps:LiteralData>%s</wps:LiteralData>
</wps:Data>
</wps:Input>
</wps:DataInputs>
</wps:Execute>
""" % ili
def _parse_wps_response(self, xml):
tree = ElementTree.ElementTree(ElementTree.fromstring(xml))
ns = {"wps": "http://www.opengis.net/wps/1.0.0"}
imd = tree.find(
"wps:ProcessOutputs/wps:Output/wps:Data/wps:LiteralData", ns)
if imd is None:
return None
else:
return imd.text
@pyqtSlot()
def on_mDataFileButton_clicked(self):
dataFilePath = QFileDialog.getOpenFileName(
None, "Open Interlis data file", self.ui.mDataLineEdit.text(),
"Interlis transfer file (*.itf *.ITF *.xtf *.XTF *.xml);;All files (*.*)")
if not dataFilePath:
return # dialog canceled
self.ui.mDataLineEdit.setText(dataFilePath)
@pyqtSlot(str)
def on_mDataLineEdit_textChanged(self, s):
self._update_data_import_button()
@pyqtSlot(bool)
def on_mModelAutoLoadCheckBox_toggled(self, checked):
self._update_data_import_button()
def _update_data_import_button(self):
self.ui.mImportButton.setEnabled(
self.ui.mDataLineEdit.text() != "" and
(self.ui.mModelAutoLoadCheckBox.isChecked() or
self.ui.mModelLineEdit.text() != ""))
def loadModel(self):
imd = None
try:
loader = ModelLoader(self.ui.mDataLineEdit.text())
models = loader.detect_models()
model_names = map(lambda m: m.name, models)
self._log_output("Looking up models: " + ', '.join(model_names))
ili = loader.gen_lookup_ili()
qDebug(ili)
wpsreq = self._create_wps_request(ili)
url = self.ui.mIlisMetaUrlLineEdit.text()
req = QNetworkRequest(QtCore.QUrl(url))
req.setHeader(QNetworkRequest.ContentTypeHeader, 'application/xml')
reply = QgsNetworkAccessManager.instance().post(req, wpsreq)
# Wait for reply or timeout
loop = QEventLoop()
reply.finished.connect(loop.quit)
QTimer.singleShot(15000, reply.abort)
loop.exec_()
if reply.isFinished() and reply.error() == QNetworkReply.NoError:
result = reply.readAll()
imd = self._parse_wps_response(result)
except:
qDebug("Exception during IlisModel download")
if imd is None:
self._show_log_window()
QgsMessageLog.logMessage(
"Couldn't download Ilismeta model", "Interlis",
QgsMessageLog.WARNING)
self.ui.mModelLineEdit.setText("")
else:
fh, imdfn = tempfile.mkstemp(suffix='.imd')
os.close(fh)
with codecs.open(imdfn, "w", encoding='utf-8') as file:
file.write(imd)
self.ui.mModelLineEdit.setText(imdfn)
@pyqtSlot()
def on_mModelFileButton_clicked(self):
modelFilePath = QFileDialog.getOpenFileName(
None, "Open Interlis model file", self.ui.mModelLineEdit.text(),
"IlisMeta model (*.imd *.IMD);;All files (*.*)")
if not modelFilePath:
return # dialog canceled
self.ui.mModelLineEdit.setText(modelFilePath)
@pyqtSlot(str)
def on_mModelLineEdit_textChanged(self, s):
self._update_model_import_buttons()
self._update_data_import_button()
self.ui.mModelAutoLoadCheckBox.setChecked(s == "")
@pyqtSlot(bool)
def on_mQgisLayer_toggled(self, checked):
self.ui.cbDbConnections.setEnabled(not checked)
self._update_model_import_buttons()
@pyqtSlot(int)
def on_cbDbConnections_currentIndexChanged(self, v):
self._update_model_import_buttons()
def _dbconn_selected(self):
return (not self.ui.mQgisLayer.isChecked() and
self.ui.cbDbConnections.currentIndex() != 0)
def _update_model_import_buttons(self):
self.ui.mImportEnumsButton.setEnabled(
self.ui.mModelLineEdit.text() != "" and self._dbconn_selected())
self.ui.mCreateSchemaButton.setEnabled(
self.ui.mModelLineEdit.text() != "" and self._dbconn_selected())
@pyqtSlot()
def on_mImportButton_clicked(self):
self.setCursor(Qt.WaitCursor)
self._set_stroke_curve_option()
try:
if self.ui.mModelAutoLoadCheckBox.isChecked():
self.loadModel()
if self.ui.mQgisLayer.isChecked():
self.importtoqgis()
else:
self.importtodb()
finally:
self.unsetCursor()
@pyqtSlot()
def on_mImportEnumsButton_clicked(self):
self.setCursor(Qt.WaitCursor)
try:
self.importenums()
finally:
self.unsetCursor()
@pyqtSlot()
def on_mCreateSchemaButton_clicked(self):
self.setCursor(Qt.WaitCursor)
try:
self.createschema()
finally:
self.unsetCursor()
def _ogr_config(self, ds):
ogrconfig = None # self.ui.mConfigLineEdit.text()
#self._log_output("_ogr_config ds: %s cfg: %s" % (ds, ogrconfig))
if ogrconfig:
cfg = OgrConfig(ds=ds, config=ogrconfig)
else:
cfg = OgrConfig(ds=ds, model=self.ui.mModelLineEdit.text())
return cfg
def _ogr_config_tmp(self, ds):
self._ogrconfig_tmp = None
cfg = self._ogr_config(ds)
if not cfg.is_loaded():
__, self._ogrconfig_tmp = tempfile.mkstemp('.cfg', 'ogr_')
self._gen_ogr_config(cfg, self._ogrconfig_tmp)
return cfg
def _gen_ogr_config(self, cfg, fn):
format = 'PostgreSQL'
cfgjson = cfg.generate_config(
format, outfile=fn, layer_list=[], srs="EPSG:21781")
qDebug(cfgjson)
def _set_stroke_curve_option(self):
strokeCurve = self.ui.cbStrokeCurve.isChecked()
gdal.SetConfigOption('OGR_STROKE_CURVE', str(strokeCurve))
def _remove_ogrconfig_tmp(self):
if self._ogrconfig_tmp is not None:
try:
os.remove(self._ogrconfig_tmp)
except WindowsError:
qDebug("WindowsError: Couldn't delete %s" %
self._ogrconfig_tmp)
self._ogrconfig_tmp = None
def importtoqgis(self):
# QGIS OGR provider only supports one geometry column per table
# We create a VRT with separate layers for each geometry
# This is also a workaround for a random sublayer order
# in QGIS 2.18 using "file.xtf,model.imd" as dataSourceUri.
__, vrt_tmp = tempfile.mkstemp('.vrt', 'tmp_')
ogr2vrt(self.iliDs(), vrt_tmp)
dataSourceUri = vrt_tmp
# QGIS 1.8:
# subLayerVectorLayer = QgsVectorLayer(
# dataSourceUri, "interlis_sublayers", "ogr")
# subLayerProvider = subLayerVectorLayer.dataProvider()
# if not subLayerProvider:
# QMessageBox.critical(None, "Error accessing interlis sublayers",
# "A problem occured during access of the sublayers")
# return
# subLayerList = subLayerProvider.subLayers()
# subLayerDialog = SublayersDialog()
# subLayerDialog.setupSublayerList(subLayerList)
# if subLayerDialog.exec_() == QDialog.Accepted:
# for layername in subLayerDialog.subLayerNames():
# add a new ogr layer for each selected sublayer
# self._plugin.iface.addVectorLayer(dataSourceUri + "|layername=" + layername, layername, "ogr")
# QGIS 2: Sublayer dialog opens automatically
self._plugin.iface.addVectorLayer(
dataSourceUri, "Interlis layer", "ogr")
self.accept()
self._plugin.iface.messageBar().pushMessage("Interlis", "Import finished",
level=QgsMessageBar.INFO, duration=2)
def importenums(self):
cfg = self._ogr_config_tmp(self._empty_transfer_ds())
self._log_output("Import Enums from %s" % self.ui.mModelLineEdit.text())
cfg.write_enum_tables(
dest=self.pgDs(), skipfailures=self.ui.cbSkipFailures.isChecked(), debug=True)
self._remove_ogrconfig_tmp()
self._log_output("Import finished")
def createschema(self):
cfg = self._ogr_config_tmp(self._empty_transfer_ds())
self._log_output("Create schema from %s" % self.ui.mModelLineEdit.text())
ogroutput = cfg.transform(
dest=self.pgDs(), skipfailures=self.ui.cbSkipFailures.isChecked(), debug=True)
self._remove_ogrconfig_tmp()
self._log_output("Import finished")
def importtodb(self):
self._log_output("Import data from %s" % self.iliDs())
cfg = self._ogr_config_tmp(self.iliDs())
ogroutput = cfg.transform(
dest=self.pgDs(), skipfailures=self.ui.cbSkipFailures.isChecked(), debug=True)
self._remove_ogrconfig_tmp()
self._plugin.messageLogWidget().show()
self._log_output(ogroutput)
self._log_output("Import finished")
uri = self.pgUri()
layer_infos = cfg.layer_infos()
layer_names = cfg.layer_names()
# if self.ui.cbImportEnums.isChecked():
# layer_infos += cfg.enum_infos()
# layer_names += cfg.enum_names()
subLayerDialog = SublayersDialog()
subLayerDialog.setupLayerList(layer_names)
if subLayerDialog.exec_() == QDialog.Accepted:
for layer_id in subLayerDialog.layerNames():
# add a new layer for each selected row
for layer in layer_infos:
if layer['name'] == layer_id:
geom_column = layer['geom_field'] if (
'geom_field' in layer) else None
uri.setDataSource("", layer['name'], geom_column)
self._plugin.iface.addVectorLayer(
uri.uri(), layer['name'], 'postgres')
self.accept()
self._plugin.iface.messageBar().pushMessage("Interlis", "Import finished",
level=QgsMessageBar.INFO, duration=2)
# def exporttoxtf(self):
# cfg = self._ogr_config(self.pgDs())
# fn = QFileDialog.getSaveFileName(
# None, "Save File", "",
# "Interlis 2 transfer (*.xtf *.XTF *.xml)")
# if not fn:
# return
# ds = self.iliFileDs(fn)
# ogroutput = cfg.transform_reverse(
# dest=ds, skipfailures=self.ui.cbSkipFailures.isChecked(),
# debug=True)
# self._log_output(ogroutput)
# QgsMessageLog.logMessage(
# "Export to '%s' finished" % self.ui.mDataLineEdit.text(),
# "Interlis", QgsMessageLog.INFO)
def _show_log_window(self):
logDock = self._plugin.iface.mainWindow().findChild(
QDockWidget, 'MessageLog')
logDock.show()
def _log_output(self, output, lines_per_msg=None):
if lines_per_msg is None:
QgsMessageLog.logMessage(output, "Interlis", QgsMessageLog.INFO)
else:
lines = output.splitlines()
for i in range(0, len(lines), lines_per_msg):
msg = "\n".join(lines[i:i + lines_per_msg])
QgsMessageLog.logMessage(msg, "Interlis", QgsMessageLog.INFO)
class InterlisDialog(QtGui.QDialog):
def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
# Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
# Bug in 2.0 causes crash when adding sublayers
if QGis.QGIS_VERSION_INT >= 20200:
self.ui.cbDbConnections.addItem("QGIS Layer")
self.ui.cbDbConnections.addItems(self.dbConnectionList())
self._add_settings_handlers()
self.ui.mCfgGroupBox.setCollapsed(self.ui.mConfigLineEdit.text() == "")
self.ui.cbResetData.setEnabled(False) # Not implemented yet
def setup(self):
self.ui.mDataLineEdit.setText("")
def _add_settings_handlers(self):
self._settings = QSettingsManager()
self._settings.add_handler(
'interlis/iliFile', self.ui.mIliLineEdit)
self._settings.add_handler(
'interlis/modelFile', self.ui.mModelLineEdit)
#self._settings.add_handler(
# 'interlis/dataFile', self.ui.mDataLineEdit)
self._settings.add_handler(
'interlis/dbConnection', self.ui.cbDbConnections)
self._settings.add_handler(
'interlis/configFile', self.ui.mConfigLineEdit)
self._settings.add_handler(
'interlis/ili2cPath', self.ui.mIli2cLineEdit)
self._settings.add_handler(
'interlis/skipFailures', self.ui.cbSkipFailures)
def iliDs(self):
"""OGR connection string for selected Interlis transfer file + model"""
return self.iliFileDs(self.ui.mDataLineEdit.text())
def iliFileDs(self, fn):
"""OGR connection string for Interlis transfer file + model"""
if not fn:
return ""
if self.ui.mModelLineEdit.text():
return fn + "," + self.ui.mModelLineEdit.text()
else:
return fn
def _empty_transfer_ds(self):
imd = ImdParser(self.ui.mModelLineEdit.text())
transferfn = imd.gen_empty_transfer_file()
ds = transferfn + "," + self.ui.mModelLineEdit.text()
return ds
def pgDs(self):
"""OGR connection string for selected PostGIS DB"""
key = u"/PostgreSQL/connections/" + \
self.ui.cbDbConnections.currentText()
settings = QSettings()
settings.beginGroup(key)
params = {
'host': settings.value("host", type=str),
'port': settings.value("port", type=str),
'dbname': settings.value("database", type=str),
'user': settings.value("username", type=str),
'password': settings.value("password", type=str)
}
ds = 'PG:'
for k, v in params.items():
if v:
ds = ds + k + "='" + v + "' "
return ds
def pgUri(self):
"""QgsDataSourceURI for selected PostGIS DB"""
key = u"/PostgreSQL/connections/" + \
self.ui.cbDbConnections.currentText()
settings = QSettings()
settings.beginGroup(key)
uri = QgsDataSourceURI()
uri.setConnection(
settings.value("host", type=str),
settings.value("port", type=str),
settings.value("database", type=str),
settings.value("username", type=str),
settings.value("password", type=str),
QgsDataSourceURI.SSLmode(settings.value("sslmode", type=int))
)
uri.setUseEstimatedMetadata(
settings.value("estimatedMetadata", type=bool))
return uri
def dbConnectionList(self):
connection_names = []
settings = QSettings()
settings.beginGroup(u"/PostgreSQL/connections")
for name in settings.childGroups():
connection_names.append(name)
settings.endGroup()
return connection_names
def _create_wps_request(self, ili):
return """<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<wps:Execute service="WPS" version="1.0.0" xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0 http://schemas.opengis.net/wps/1.0.0/wpsExecute_request.xsd">
<ows:Identifier>ilismetalookup</ows:Identifier>
<wps:DataInputs>
<wps:Input>
<ows:Identifier>ilimodel</ows:Identifier>
<ows:Title>ilimodel</ows:Title>
<wps:Data>
<wps:LiteralData>%s</wps:LiteralData>
</wps:Data>
</wps:Input>
</wps:DataInputs>
</wps:Execute>
""" % ili
def _parse_wps_response(self, xml):
tree = ElementTree.ElementTree(ElementTree.fromstring(xml))
ns = {"wps": "http://www.opengis.net/wps/1.0.0"}
imd = tree.find(
"wps:ProcessOutputs/wps:Output/wps:Data/wps:LiteralData", ns)
if imd is None:
return None
else:
return imd.text
@pyqtSlot()
def on_mDataFileButton_clicked(self):
dataFilePath = QFileDialog.getOpenFileName(
None, "Open Interlis data file", self.ui.mDataLineEdit.text(),
"Interlis transfer file (*.itf *.ITF *.xtf *.XTF *.xml);;All files (*.*)")
if not dataFilePath:
return # dialog canceled
self.ui.mDataLineEdit.setText(dataFilePath)
@pyqtSlot(str)
def on_mDataLineEdit_textChanged(self, s):
self.ui.mModelLookupButton.setEnabled(
self.ui.mDataLineEdit.text() != "")
self._update_data_import_button()
def _update_data_import_button(self):
self.ui.mImportButton.setEnabled(
self.ui.mDataLineEdit.text() != "" and
self.ui.mModelLineEdit.text() != "")
@pyqtSlot()
def on_mIliButton_clicked(self):
iliFilePath = QFileDialog.getOpenFileName(
None, "Open Interlis data file", self.ui.mIliLineEdit.text(),
"Interlis model file (*.ili *.ILI);;All files (*.*)")
if not iliFilePath:
return # dialog canceled
self.ui.mIliLineEdit.setText(iliFilePath)
@pyqtSlot(str)
def on_mIliLineEdit_textChanged(self, s):
self.ui.mCreateIlisMetaButton.setEnabled(
self.ui.mIliLineEdit.text() != "")
@pyqtSlot()
def on_mCreateIlisMetaButton_clicked(self):
loader = ModelLoader("")
outfile = QFileDialog.getSaveFileName(
None, "Save File", self.ui.mIliLineEdit.text(),
"IlisMeta model (*.imd *.IMD)")
if not outfile:
return
os.environ['ILI2C'] = self.ui.mIli2cLineEdit.text()
ret = loader.convert_model([self.ui.mIliLineEdit.text()], outfile)
err = ("Error:" in ret)
self._show_log_window()
self._log_output("IlisMeta creation: " + str(ret))
if not err:
self.ui.mModelLineEdit.setText(outfile)
@pyqtSlot()
def on_mModelLookupButton_clicked(self):
imd = None
try:
loader = ModelLoader(self.ui.mDataLineEdit.text())
models = loader.detect_models()
model_names = map(lambda m: m.name, models)
self._log_output("Looking up models: " + ', '.join(model_names))
ili = loader.gen_lookup_ili()
qDebug(ili)
wpsreq = self._create_wps_request(ili)
req = urllib2.Request(url="http://wps.sourcepole.ch/wps?",
data=wpsreq,
headers={'Content-Type': 'application/xml'})
# TODO: proxy support
response = urllib2.urlopen(req) # timeout=int(TIMEOUT)
result = response.read()
imd = self._parse_wps_response(result)
except urllib2.HTTPError, err:
qDebug("HTTPError %d" % err.code)
except:
class InterlisDialog(QtGui.QDialog):
def __init__(self, plugin):
QtGui.QDialog.__init__(self)
self._plugin = plugin
# Set up the user interface from Designer.
self.ui = Ui_Interlis()
self.ui.setupUi(self)
self.ui.mModelLookupButton.setEnabled(False)
#Not implemented yet:
self.ui.cbResetData.setEnabled(False)
#Initialize DB connection drop-down
self.ui.cbDbConnections.clear()
if QGis.QGIS_VERSION_INT >= 20200: # Bug in 2.0 causes crash when adding sublayers
self.ui.cbDbConnections.addItem("QGIS Layer")
self.ui.cbDbConnections.addItems(self.dbConnectionList())
def setup(self):
self.ui.mDataLineEdit.setText("")
def iliDs(self):
"""OGR connection string for selected Interlis transfer file + model"""
if not self.ui.mDataLineEdit.text():
return ""
if self.ui.mModelLineEdit.text():
return self.ui.mDataLineEdit.text() + "," + self.ui.mModelLineEdit.text()
else:
return self.ui.mDataLineEdit.text()
def pgDs(self):
"""OGR connection string for selected PostGIS DB"""
key = u"/PostgreSQL/connections/" + self.ui.cbDbConnections.currentText()
settings = QSettings()
settings.beginGroup(key)
params = {
'host': settings.value("host", type=str),
'port': settings.value("port", type=str),
'dbname': settings.value("database", type=str),
'user': settings.value("username", type=str),
'password': settings.value("password", type=str)
}
ds = 'PG:'
for k, v in params.items():
if v:
ds = ds + k + "='" + v + "' "
return ds
def pgUri(self):
"""QgsDataSourceURI for selected PostGIS DB"""
key = u"/PostgreSQL/connections/" + self.ui.cbDbConnections.currentText()
settings = QSettings()
settings.beginGroup(key)
uri = QgsDataSourceURI()
uri.setConnection(
settings.value("host", type=str),
settings.value("port", type=str),
settings.value("database", type=str),
settings.value("username", type=str),
settings.value("password", type=str),
QgsDataSourceURI.SSLmode(settings.value("sslmode", type=int))
)
uri.setUseEstimatedMetadata(settings.value("estimatedMetadata", type=bool))
return uri
def dbConnectionList(self):
connection_names = []
settings = QSettings()
settings.beginGroup(u"/PostgreSQL/connections")
for name in settings.childGroups():
connection_names.append(name)
settings.endGroup()
return connection_names
def _create_wps_request(self, ili):
return """<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<wps:Execute service="WPS" version="1.0.0" xmlns:wps="http://www.opengis.net/wps/1.0.0" xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.opengis.net/wps/1.0.0 http://schemas.opengis.net/wps/1.0.0/wpsExecute_request.xsd">
<ows:Identifier>ilismetalookup</ows:Identifier>
<wps:DataInputs>
<wps:Input>
<ows:Identifier>ilimodel</ows:Identifier>
<ows:Title>ilimodel</ows:Title>
<wps:Data>
<wps:LiteralData>%s</wps:LiteralData>
</wps:Data>
</wps:Input>
</wps:DataInputs>
</wps:Execute>
""" % ili
def _parse_wps_response(self, xml):
tree = ElementTree.ElementTree(ElementTree.fromstring(xml))
ns = {"wps": "http://www.opengis.net/wps/1.0.0"}
imd = tree.find("wps:ProcessOutputs/wps:Output/wps:Data/wps:LiteralData", ns)
if imd is None:
return None
else:
return imd.text
@pyqtSignature('') # avoid two connections
def on_mDataFileButton_clicked(self):
#show file dialog and remember last directory
settings = QSettings()
lastDirectoryString = None # settings.value("/qgis/plugins/interlis/datadir", type=str)
dataFilePath = QFileDialog.getOpenFileName(None, "Open Interlis data file", lastDirectoryString,
"Interlis transfer file (*.itf *.ITF *.xtf *.XTF *.xml);;All files (*.*)")
if not dataFilePath:
return # dialog canceled
settings.setValue("/qgis/plugins/interlis/datadir", QFileInfo(dataFilePath).absolutePath())
self.ui.mDataLineEdit.setText(dataFilePath)
self.ui.mModelLookupButton.setEnabled(True)
self.ui.mImportButton.setEnabled(True)
@pyqtSignature('') # avoid two connections
def on_mModelLookupButton_clicked(self):
imd = None
try:
loader = ModelLoader(self.ui.mDataLineEdit.text())
ili = loader.gen_lookup_ili()
qDebug(ili)
wpsreq = self._create_wps_request(ili)
req = urllib2.Request(url="http://wps.sourcepole.ch/wps?",
data=wpsreq,
headers={'Content-Type': 'application/xml'})
#TODO: proxy support
response = urllib2.urlopen(req) # timeout=int(TIMEOUT)
result = response.read()
imd = self._parse_wps_response(result)
except urllib2.HTTPError, err:
qDebug("HTTPError %d" % err.code)
except:
