def writeLeaflet(cls, iface, feedback, folder, layer_list, visible,
cluster, json, getFeatureInfo, params, popup):
outputProjectFileName = folder
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
legends = {}
mapUnitLayers = []
canvas = iface.mapCanvas()
project = QgsProject.instance()
mapSettings = canvas.mapSettings()
title = project.title()
pluginDir = os.path.dirname(os.path.realpath(__file__))
stamp = datetime.now().strftime("%Y_%m_%d-%H_%M_%S_%f")
outputProjectFileName = os.path.join(outputProjectFileName,
'qgis2ol5_' + unicode(stamp))
outputIndex = os.path.join(outputProjectFileName, 'index.html')
mapLibLocation = params["Data export"]["Mapping library location"]
minify = params["Data export"]["Minify GeoJSON files"]
precision = params["Data export"]["Precision"]
debugLibs = params["Data export"]["Use debug libraries"]
extent = params["Scale/Zoom"]["Extent"]
minZoom = params["Scale/Zoom"]["Min zoom level"]
maxZoom = params["Scale/Zoom"]["Max zoom level"]
restrictToExtent = params["Scale/Zoom"]["Restrict to extent"]
basemapList = params["Appearance"]["Base layer"]
matchCRS = params["Appearance"]["Match project CRS"]
addressSearch = params["Appearance"]["Add address search"]
locate = params["Appearance"]["Geolocate user"]
measure = params["Appearance"]["Measure tool"]
highlight = params["Appearance"]["Highlight on hover"]
layerSearch = params["Appearance"]["Layer search"]
popupsOnHover = params["Appearance"]["Show popups on hover"]
template = params["Appearance"]["Template"]
usedFields = [ALL_ATTRIBUTES] * len(popup)
QgsApplication.initQgis()
dataStore, cssStore = writeFoldersAndFiles(
pluginDir, feedback, outputProjectFileName, cluster, measure,
matchCRS, layerSearch, canvas, mapLibLocation, addressSearch,
locate, debugLibs)
writeCSS(cssStore, mapSettings.backgroundColor().name(), feedback)
wfsLayers = ""
labelCode = ""
vtStyles = {}
useMultiStyle = False
useHeat = False
useVT = False
useShapes = False
useOSMB = False
useWMS = False
useWMTS = False
useRaster = False
scaleDependentLayers = ""
labelVisibility = ""
new_src = ""
jsons = ""
crs = QgsCoordinateReferenceSystem.EpsgCrsId
exp_crs = QgsCoordinateReferenceSystem(4326, crs)
lyrCount = 0
for layer, jsonEncode, eachPopup, clst in zip(layer_list, json, popup,
cluster):
rawLayerName = layer.name()
safeLayerName = safeName(rawLayerName) + "_" + unicode(lyrCount)
vts = layer.customProperty("VectorTilesReader/vector_tile_url")
if layer.providerType() != 'WFS' or jsonEncode is True:
if layer.type() == QgsMapLayer.VectorLayer and vts is None:
feedback.showFeedback('Exporting %s to JSON...' %
layer.name())
exportVector(layer, safeLayerName, dataStore,
restrictToExtent, iface, extent, precision,
exp_crs, minify)
jsons += jsonScript(safeLayerName)
scaleDependentLabels =\
scaleDependentLabelScript(layer, safeLayerName)
labelVisibility += scaleDependentLabels
feedback.completeStep()
elif layer.type() == QgsMapLayer.RasterLayer:
if layer.dataProvider().name() != "wms":
layersFolder = os.path.join(outputProjectFileName,
"data")
exportRaster(layer, lyrCount, layersFolder, feedback,
iface, matchCRS)
if layer.hasScaleBasedVisibility():
scaleDependentLayers += scaleDependentLayerScript(
layer, safeLayerName, clst)
lyrCount += 1
if scaleDependentLayers != "":
scaleDependentLayers = scaleDependentScript(scaleDependentLayers)
crsSrc = mapSettings.destinationCrs()
crsAuthId = crsSrc.authid()
crsProj4 = crsSrc.toProj4()
middle = """
"""
if highlight or popupsOnHover:
selectionColor = mapSettings.selectionColor().name()
middle += highlightScript(highlight, popupsOnHover, selectionColor)
if extent == "Canvas extent":
pt0 = canvas.extent()
crsDest = QgsCoordinateReferenceSystem(4326)
xform = QgsCoordinateTransform(crsSrc, crsDest)
pt1 = xform.transform(pt0)
bbox_canvas = [
pt1.yMinimum(),
pt1.yMaximum(),
pt1.xMinimum(),
pt1.xMaximum()
]
bounds = '[[' + unicode(pt1.yMinimum()) + ','
bounds += unicode(pt1.xMinimum()) + '],['
bounds += unicode(pt1.yMaximum()) + ','
bounds += unicode(pt1.xMaximum()) + ']]'
if matchCRS and crsAuthId != 'EPSG:4326':
middle += crsScript(crsAuthId, crsProj4)
else:
bounds = 0
if matchCRS and crsAuthId != 'EPSG:4326':
middle += crsScript(crsAuthId, crsProj4)
middle += mapScript(extent, matchCRS, crsAuthId, measure, maxZoom,
minZoom, bounds, locate)
middle += featureGroupsScript()
if (len(basemapList) == 0 or matchCRS):
basemapText = ""
else:
basemapText = basemapsScript(basemapList, maxZoom)
extentCode = extentScript(extent, restrictToExtent)
new_src += middle
new_src += basemapText
new_src += extentCode
for count, layer in enumerate(layer_list):
rawLayerName = layer.name()
safeLayerName = safeName(rawLayerName) + "_" + unicode(count)
if layer.type() == QgsMapLayer.VectorLayer:
(new_src, legends, wfsLayers, labelCode, vtStyles, useMapUnits,
useMultiStyle, useHeat, useVT,
useShapes, useOSMB) = writeVectorLayer(
layer, safeLayerName, usedFields[count], highlight,
popupsOnHover, popup[count], outputProjectFileName,
wfsLayers, cluster[count], visible[count], json[count],
legends, new_src, canvas, count, restrictToExtent, extent,
feedback, labelCode, vtStyles, useMultiStyle, useHeat,
useVT, useShapes, useOSMB)
if useMapUnits:
mapUnitLayers.append(safeLayerName)
elif layer.type() == QgsMapLayer.RasterLayer:
if layer.dataProvider().name() == "wms":
feedback.showFeedback('Writing %s as WMS layer...' %
layer.name())
new_obj, useWMS, useWMTS = wmsScript(
layer, safeLayerName, useWMS, useWMTS,
getFeatureInfo[count])
feedback.completeStep()
else:
useRaster = True
feedback.showFeedback('Writing %s as raster layer...' %
layer.name())
new_obj = rasterScript(layer, safeLayerName)
feedback.completeStep()
if visible[count]:
new_obj += """
map.addLayer(overlay_""" + safeLayerName + """);"""
new_src += new_obj
the_src = new_src
new_src = jsons + """
<script>"""
if len(mapUnitLayers) > 0:
new_src += """
var m2px = 1;
function newM2px() {
var centerLatLng = map.getCenter();
var pointC = map.latLngToContainerPoint(centerLatLng);
var pointX = [pointC.x + 100, pointC.y];
var latLngC = map.containerPointToLatLng(pointC);
var latLngX = map.containerPointToLatLng(pointX);
var distanceX = latLngC.distanceTo(latLngX)/100;
reciprocal = 1 / distanceX;
m2px = reciprocal;
}
function geoStyle(m) {
return Math.ceil(m * m2px);
}"""
new_src += getVTStyles(vtStyles)
new_src += the_src + scaleDependentLayers
if title != "":
titleStart = unicode(titleSubScript(title).decode("utf-8"))
new_src += unicode(titleStart)
if addressSearch:
address_text = addressSearchScript()
new_src += address_text
if (params["Appearance"]["Add layers list"]
and params["Appearance"]["Add layers list"] != ""
and params["Appearance"]["Add layers list"] != "None"):
new_src += addLayersList(
basemapList, matchCRS, layer_list, cluster, legends,
params["Appearance"]["Add layers list"] == "Expanded")
if project.readBoolEntry("ScaleBar", "/Enabled", False)[0]:
placement = project.readNumEntry("ScaleBar", "/Placement", 0)[0]
placement = PLACEMENT[placement]
end = scaleBar(placement)
else:
end = ''
layerType = "layer"
try:
if cluster[count]:
layerType = "cluster"
except:
pass
searchLayer = "%s_%s" % (layerType,
params["Appearance"]["Search layer"])
labelList = []
for count, layer in enumerate(layer_list):
vts = layer.customProperty("VectorTilesReader/vector_tile_url")
safeLayerName = re.sub(r'[\W_]+', '',
layer.name()) + "_" + unicode(count)
if (layer.type() == QgsMapLayer.VectorLayer and vts is None):
palyr = QgsPalLayerSettings()
palyr.readFromLayer(layer)
if palyr.enabled and palyr.fieldName and palyr.fieldName != "":
labelList.append("layer_%s" % safeLayerName)
labelsList = ",".join(labelList)
end += endHTMLscript(wfsLayers, layerSearch, labelCode,
labelVisibility, searchLayer, useHeat, useRaster,
labelsList, mapUnitLayers)
new_src += end
try:
writeHTMLstart(outputIndex, title, cluster, addressSearch, measure,
matchCRS, layerSearch, canvas, mapLibLocation,
locate, new_src, template, feedback, debugLibs,
useMultiStyle, useHeat, useShapes, useOSMB, useWMS,
useWMTS, useVT)
except Exception as e:
QgsMessageLog.logMessage(traceback.format_exc(),
"qgis2ol5",
level=QgsMessageLog.CRITICAL)
QApplication.restoreOverrideCursor()
finally:
QApplication.restoreOverrideCursor()
return outputIndex
def writeLeaflet(
cls, iface, feedback, folder,
layer_list, visible, cluster,
json, params, popup):
outputProjectFileName = folder
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
legends = {}
canvas = iface.mapCanvas()
project = QgsProject.instance()
mapSettings = canvas.mapSettings()
title = project.title()
pluginDir = os.path.dirname(os.path.realpath(__file__))
stamp = datetime.now().strftime("%Y_%m_%d-%H_%M_%S_%f")
outputProjectFileName = os.path.join(outputProjectFileName,
'qgis2web_' + unicode(stamp))
outputIndex = os.path.join(outputProjectFileName, 'index.html')
mapLibLocation = params["Data export"]["Mapping library location"]
minify = params["Data export"]["Minify GeoJSON files"]
precision = params["Data export"]["Precision"]
extent = params["Scale/Zoom"]["Extent"]
minZoom = params["Scale/Zoom"]["Min zoom level"]
maxZoom = params["Scale/Zoom"]["Max zoom level"]
restrictToExtent = params["Scale/Zoom"]["Restrict to extent"]
basemapList = params["Appearance"]["Base layer"]
matchCRS = params["Appearance"]["Match project CRS"]
addressSearch = params["Appearance"]["Add address search"]
locate = params["Appearance"]["Geolocate user"]
measure = params["Appearance"]["Measure tool"]
highlight = params["Appearance"]["Highlight on hover"]
layerSearch = params["Appearance"]["Layer search"]
popupsOnHover = params["Appearance"]["Show popups on hover"]
template = params["Appearance"]["Template"]
usedFields = [ALL_ATTRIBUTES] * len(popup)
QgsApplication.initQgis()
dataStore, cssStore = writeFoldersAndFiles(pluginDir, feedback,
outputProjectFileName,
cluster, measure,
matchCRS, layerSearch,
canvas, mapLibLocation,
addressSearch, locate)
writeCSS(cssStore, mapSettings.backgroundColor().name(), feedback)
wfsLayers = ""
scaleDependentLayers = ""
labelVisibility = ""
new_src = ""
crs = QgsCoordinateReferenceSystem.EpsgCrsId
exp_crs = QgsCoordinateReferenceSystem(4326, crs)
lyrCount = 0
for layer, jsonEncode, eachPopup, clst in zip(layer_list, json,
popup, cluster):
rawLayerName = layer.name()
safeLayerName = re.sub(
'[\W_]+', '', rawLayerName) + unicode(lyrCount)
dataPath = os.path.join(dataStore, safeLayerName)
tmpFileName = dataPath + '.json'
layerFileName = dataPath + '.js'
if layer.providerType() != 'WFS' or jsonEncode is True and layer:
if layer.type() == QgsMapLayer.VectorLayer:
feedback.showFeedback('Exporting %s to JSON...' %
layer.name())
exportJSONLayer(layer, eachPopup, precision, tmpFileName,
exp_crs, layerFileName,
safeLayerName, minify, canvas,
restrictToExtent, iface, extent)
new_src += jsonScript(safeLayerName)
scaleDependentLabels =\
scaleDependentLabelScript(layer, safeLayerName)
labelVisibility += scaleDependentLabels
feedback.completeStep()
elif layer.type() == QgsMapLayer.RasterLayer:
if layer.dataProvider().name() != "wms":
layersFolder = os.path.join(outputProjectFileName,
"data")
exportRaster(layer, lyrCount, layersFolder, feedback)
if layer.hasScaleBasedVisibility():
scaleDependentLayers += scaleDependentLayerScript(
layer, safeLayerName, clst)
lyrCount += 1
if scaleDependentLayers != "":
scaleDependentLayers = scaleDependentScript(scaleDependentLayers)
crsSrc = mapSettings.destinationCrs()
crsAuthId = crsSrc.authid()
crsProj4 = crsSrc.toProj4()
middle = """
<script>"""
if highlight or popupsOnHover:
selectionColor = mapSettings.selectionColor().name()
middle += highlightScript(highlight, popupsOnHover, selectionColor)
if extent == "Canvas extent":
pt0 = canvas.extent()
crsDest = QgsCoordinateReferenceSystem(4326)
xform = QgsCoordinateTransform(crsSrc, crsDest)
pt1 = xform.transform(pt0)
bbox_canvas = [pt1.yMinimum(), pt1.yMaximum(),
pt1.xMinimum(), pt1.xMaximum()]
bounds = '[[' + unicode(pt1.yMinimum()) + ','
bounds += unicode(pt1.xMinimum()) + '],['
bounds += unicode(pt1.yMaximum()) + ','
bounds += unicode(pt1.xMaximum()) + ']]'
if matchCRS and crsAuthId != 'EPSG:4326':
middle += crsScript(crsAuthId, crsProj4)
middle += mapScript(extent, matchCRS, crsAuthId, measure, maxZoom,
minZoom, bounds, locate)
else:
bounds = ""
if matchCRS and crsAuthId != 'EPSG:4326':
middle += crsScript(crsAuthId, crsProj4)
middle += mapScript(extent, matchCRS, crsAuthId, measure, maxZoom,
minZoom, 0, locate)
middle += featureGroupsScript()
if (len(basemapList) == 0 or matchCRS):
basemapText = ""
else:
basemapText = basemapsScript(basemapList, maxZoom)
extentCode = extentScript(extent, restrictToExtent)
new_src += middle
new_src += basemapText
new_src += extentCode
for count, layer in enumerate(layer_list):
rawLayerName = layer.name()
safeLayerName = re.sub('[\W_]+', '', rawLayerName) + unicode(count)
if layer.type() == QgsMapLayer.VectorLayer:
(new_src,
legends,
wfsLayers) = writeVectorLayer(layer, safeLayerName,
usedFields[count], highlight,
popupsOnHover, popup[count],
outputProjectFileName,
wfsLayers, cluster[count],
visible[count], json[count],
legends, new_src,
canvas, count, restrictToExtent,
extent, feedback)
elif layer.type() == QgsMapLayer.RasterLayer:
if layer.dataProvider().name() == "wms":
feedback.showFeedback('Writing %s as WMS layer...' %
layer.name())
new_obj = wmsScript(layer, safeLayerName)
feedback.completeStep()
else:
feedback.showFeedback('Writing %s as raster layer...' %
layer.name())
new_obj = rasterScript(layer, safeLayerName)
feedback.completeStep()
if visible[count]:
new_obj += """
map.addLayer(overlay_""" + safeLayerName + """);"""
new_src += new_obj
new_src += scaleDependentLayers
if title != "":
titleStart = unicode(titleSubScript(title).decode("utf-8"))
new_src += unicode(titleStart)
if addressSearch:
address_text = addressSearchScript()
new_src += address_text
if (params["Appearance"]["Add layers list"] and
params["Appearance"]["Add layers list"] != "" and
params["Appearance"]["Add layers list"] != "None"):
new_src += addLayersList(
basemapList, matchCRS, layer_list, cluster, legends,
params["Appearance"]["Add layers list"] == "Expanded")
if project.readBoolEntry("ScaleBar", "/Enabled", False)[0]:
placement = project.readNumEntry("ScaleBar", "/Placement", 0)[0]
placement = PLACEMENT[placement]
end = scaleBar(placement)
else:
end = ''
if cluster[count]:
layerType = "cluster"
else:
layerType = "layer"
searchLayer = "%s_%s" % (layerType,
params["Appearance"]["Search layer"])
end += endHTMLscript(
wfsLayers, layerSearch, labelVisibility, searchLayer)
new_src += end
try:
writeHTMLstart(outputIndex, title, cluster, addressSearch,
measure, matchCRS, layerSearch, canvas,
mapLibLocation, locate, new_src, template, feedback)
except Exception as e:
QgsMessageLog.logMessage(traceback.format_exc(), "qgis2web",
level=QgsMessageLog.CRITICAL)
finally:
QApplication.restoreOverrideCursor()
return outputIndex