def handle(self, layer, layer_config, *args, **kwargs):
"""
Replace the default layer style with one of the boilerplate styles.
"""
name = self.layer.name
sld = get_sld_for(self.catalog, self.layer)
style = None
if sld is not None:
try:
self.catalog.create_style(name, sld, raw=True)
except ConflictingDataError as e:
msg = 'There was already a style named %s in GeoServer, try using another name: "%s"' % (
name, str(e))
logger.error(msg)
try:
self.catalog.create_style(name + '_layer', sld, raw=True)
except ConflictingDataError as e:
msg = 'There was already a style named %s in GeoServer, cannot overwrite: "%s"' % (
name, str(e))
logger.error(msg)
e.args = (msg, )
if style is None:
try:
style = self.catalog.get_style(name)
except BaseException:
logger.warn(
'Could not retreive the Layer default Style name')
# what are we doing with this var?
msg = 'No style could be created for the layer, falling back to POINT default one'
try:
style = self.catalog.get_style(name + '_layer')
except BaseException:
style = self.catalog.get_style('point')
logger.warn(msg)
e.args = (msg, )
if style:
self.layer.default_style = style
self.catalog.save(self.layer)
save_style(style)
def layer_upload(request, template='upload/layer_upload.html'):
if request.method == 'GET':
mosaics = Layer.objects.filter(is_mosaic=True).order_by('name')
ctx = {
'mosaics': mosaics,
'charsets': CHARSETS,
'is_layer': True,
}
return render_to_response(template, RequestContext(request, ctx))
elif request.method == 'POST':
form = NewLayerUploadForm(request.POST, request.FILES)
tempdir = None
errormsgs = []
out = {'success': False}
if form.is_valid():
title = form.cleaned_data["layer_title"]
# Replace dots in filename - GeoServer REST API upload bug
# and avoid any other invalid characters.
# Use the title if possible, otherwise default to the filename
if title is not None and len(title) > 0:
name_base = title
else:
name_base, __ = os.path.splitext(
form.cleaned_data["base_file"].name)
name = slugify(name_base.replace(".", "_"))
try:
# Moved this inside the try/except block because it can raise
# exceptions when unicode characters are present.
# This should be followed up in upstream Django.
tempdir, base_file = form.write_files()
if not form.cleaned_data["style_upload_form"]:
saved_layer = file_upload(
base_file,
name=name,
user=request.user,
overwrite=False,
charset=form.cleaned_data["charset"],
abstract=form.cleaned_data["abstract"],
title=form.cleaned_data["layer_title"],
metadata_uploaded_preserve=form.
cleaned_data["metadata_uploaded_preserve"],
metadata_upload_form=form.
cleaned_data["metadata_upload_form"])
else:
saved_layer = Layer.objects.get(alternate=title)
if not saved_layer:
msg = 'Failed to process. Could not find matching layer.'
raise Exception(msg)
sld = open(base_file).read()
try:
dom = etree.XML(sld)
except Exception:
raise Exception(
"The uploaded SLD file is not valid XML")
el = dom.findall(
"{http://www.opengis.net/sld}NamedLayer/{http://www.opengis.net/sld}Name"
)
if len(el) == 0:
raise Exception(
"Please provide a name, unable to extract one from the SLD."
)
match = None
styles = list(saved_layer.styles.all()) + [
saved_layer.default_style
]
for style in styles:
if style.name == saved_layer.name:
match = style
break
if match is None:
cat = gs_catalog
try:
cat.create_style(saved_layer.name, sld)
except Exception as e:
logger.exception(e)
style = cat.get_style(saved_layer.name)
layer = cat.get_layer(title)
if layer and style:
layer.default_style = style
cat.save(layer)
saved_layer.default_style = save_style(style)
else:
cat = gs_catalog
style = cat.get_style(saved_layer.name)
style.update_body(sld)
except Exception as e:
exception_type, error, tb = sys.exc_info()
logger.exception(e)
out['success'] = False
out['errors'] = str(error)
# Assign the error message to the latest UploadSession from
# that user.
latest_uploads = UploadSession.objects.filter(
user=request.user).order_by('-date')
if latest_uploads.count() > 0:
upload_session = latest_uploads[0]
upload_session.error = str(error)
upload_session.traceback = traceback.format_exc(tb)
upload_session.context = log_snippet(CONTEXT_LOG_FILE)
upload_session.save()
out['traceback'] = upload_session.traceback
out['context'] = upload_session.context
out['upload_session'] = upload_session.id
else:
out['success'] = True
if hasattr(saved_layer, 'info'):
out['info'] = saved_layer.info
out['url'] = reverse('layer_detail',
args=[saved_layer.service_typename])
if hasattr(saved_layer, 'bbox_string'):
out['bbox'] = saved_layer.bbox_string
if hasattr(saved_layer, 'srid'):
out['crs'] = {
'type': 'name',
'properties': saved_layer.srid
}
upload_session = saved_layer.upload_session
upload_session.processed = True
upload_session.save()
permissions = form.cleaned_data["permissions"]
if permissions is not None and len(permissions.keys()) > 0:
saved_layer.set_permissions(permissions)
saved_layer.handle_moderated_uploads()
finally:
if tempdir is not None:
shutil.rmtree(tempdir)
else:
for e in form.errors.values():
errormsgs.extend([escape(v) for v in e])
out['errors'] = form.errors
out['errormsgs'] = errormsgs
if out['success']:
status_code = 200
else:
status_code = 400
return HttpResponse(json.dumps(out),
content_type='application/json',
status=status_code)
def layer_upload(request, template='upload/layer_upload.html'):
if request.method == 'GET':
mosaics = Layer.objects.filter(is_mosaic=True).order_by('name')
ctx = {
'mosaics': mosaics,
'charsets': CHARSETS,
'is_layer': True,
}
return render_to_response(template, RequestContext(request, ctx))
elif request.method == 'POST':
form = NewLayerUploadForm(request.POST, request.FILES)
tempdir = None
errormsgs = []
out = {'success': False}
if form.is_valid():
title = form.cleaned_data["layer_title"]
# Replace dots in filename - GeoServer REST API upload bug
# and avoid any other invalid characters.
# Use the title if possible, otherwise default to the filename
if title is not None and len(title) > 0:
name_base = title
else:
name_base, __ = os.path.splitext(
form.cleaned_data["base_file"].name)
title = slugify(name_base.replace(".", "_"))
name = slugify(name_base.replace(".", "_"))
if form.cleaned_data["abstract"] is not None and len(form.cleaned_data["abstract"]) > 0:
abstract = form.cleaned_data["abstract"]
else:
abstract = "No abstract provided."
try:
# Moved this inside the try/except block because it can raise
# exceptions when unicode characters are present.
# This should be followed up in upstream Django.
tempdir, base_file = form.write_files()
if not form.cleaned_data["style_upload_form"]:
saved_layer = file_upload(
base_file,
name=name,
user=request.user,
overwrite=False,
charset=form.cleaned_data["charset"],
abstract=abstract,
title=title,
metadata_uploaded_preserve=form.cleaned_data[
"metadata_uploaded_preserve"],
metadata_upload_form=form.cleaned_data["metadata_upload_form"])
else:
saved_layer = Layer.objects.get(alternate=title)
if not saved_layer:
msg = 'Failed to process. Could not find matching layer.'
raise Exception(msg)
sld = open(base_file).read()
# Check SLD is valid
extract_name_from_sld(gs_catalog, sld, sld_file=base_file)
match = None
styles = list(saved_layer.styles.all()) + [
saved_layer.default_style]
for style in styles:
if style and style.name == saved_layer.name:
match = style
break
cat = gs_catalog
layer = cat.get_layer(title)
if match is None:
try:
cat.create_style(saved_layer.name, sld, raw=True)
style = cat.get_style(saved_layer.name)
if layer and style:
layer.default_style = style
cat.save(layer)
saved_layer.default_style = save_style(style)
except Exception as e:
logger.exception(e)
else:
style = cat.get_style(saved_layer.name)
# style.update_body(sld)
try:
cat.create_style(saved_layer.name, sld, overwrite=True, raw=True)
style = cat.get_style(saved_layer.name)
if layer and style:
layer.default_style = style
cat.save(layer)
saved_layer.default_style = save_style(style)
except Exception as e:
logger.exception(e)
# Invalidate GeoWebCache for the updated resource
_invalidate_geowebcache_layer(saved_layer.alternate)
except Exception as e:
exception_type, error, tb = sys.exc_info()
logger.exception(e)
out['success'] = False
out['errors'] = str(error)
# Assign the error message to the latest UploadSession from
# that user.
latest_uploads = UploadSession.objects.filter(
user=request.user).order_by('-date')
if latest_uploads.count() > 0:
upload_session = latest_uploads[0]
upload_session.error = str(error)
upload_session.traceback = traceback.format_exc(tb)
upload_session.context = log_snippet(CONTEXT_LOG_FILE)
upload_session.save()
out['traceback'] = upload_session.traceback
out['context'] = upload_session.context
out['upload_session'] = upload_session.id
else:
out['success'] = True
if hasattr(saved_layer, 'info'):
out['info'] = saved_layer.info
out['url'] = reverse(
'layer_detail', args=[
saved_layer.service_typename])
if hasattr(saved_layer, 'bbox_string'):
out['bbox'] = saved_layer.bbox_string
if hasattr(saved_layer, 'srid'):
out['crs'] = {
'type': 'name',
'properties': saved_layer.srid
}
out['ogc_backend'] = settings.OGC_SERVER['default']['BACKEND']
upload_session = saved_layer.upload_session
if upload_session:
upload_session.processed = True
upload_session.save()
permissions = form.cleaned_data["permissions"]
if permissions is not None and len(permissions.keys()) > 0:
saved_layer.set_permissions(permissions)
saved_layer.handle_moderated_uploads()
finally:
if tempdir is not None:
shutil.rmtree(tempdir)
else:
for e in form.errors.values():
errormsgs.extend([escape(v) for v in e])
out['errors'] = form.errors
out['errormsgs'] = errormsgs
if out['success']:
status_code = 200
else:
status_code = 400
if settings.MONITORING_ENABLED:
request.add_resource('layer', saved_layer.alternate if saved_layer else name)
return HttpResponse(
json.dumps(out),
content_type='application/json',
status=status_code)
def layer_upload(request, template='upload/layer_upload.html'):
if request.method == 'GET':
mosaics = Layer.objects.filter(is_mosaic=True).order_by('name')
ctx = {
'mosaics': mosaics,
'charsets': CHARSETS,
'is_layer': True,
}
return render_to_response(template, RequestContext(request, ctx))
elif request.method == 'POST':
form = NewLayerUploadForm(request.POST, request.FILES)
tempdir = None
saved_layer = None
errormsgs = []
out = {'success': False}
if form.is_valid():
title = form.cleaned_data["layer_title"]
# Replace dots in filename - GeoServer REST API upload bug
# and avoid any other invalid characters.
# Use the title if possible, otherwise default to the filename
if title is not None and len(title) > 0:
name_base = title
else:
name_base, __ = os.path.splitext(
form.cleaned_data["base_file"].name)
title = slugify(name_base.replace(".", "_"))
name = slugify(name_base.replace(".", "_"))
if form.cleaned_data["abstract"] is not None and len(
form.cleaned_data["abstract"]) > 0:
abstract = form.cleaned_data["abstract"]
else:
abstract = "No abstract provided."
try:
# Moved this inside the try/except block because it can raise
# exceptions when unicode characters are present.
# This should be followed up in upstream Django.
tempdir, base_file = form.write_files()
if not form.cleaned_data["style_upload_form"]:
saved_layer = file_upload(
base_file,
name=name,
user=request.user,
overwrite=False,
charset=form.cleaned_data["charset"],
abstract=abstract,
title=title,
metadata_uploaded_preserve=form.
cleaned_data["metadata_uploaded_preserve"],
metadata_upload_form=form.
cleaned_data["metadata_upload_form"])
else:
saved_layer = Layer.objects.get(alternate=title)
if not saved_layer:
msg = 'Failed to process. Could not find matching layer.'
raise Exception(msg)
sld = open(base_file).read()
# Check SLD is valid
extract_name_from_sld(gs_catalog, sld, sld_file=base_file)
match = None
styles = list(saved_layer.styles.all()) + [
saved_layer.default_style
]
for style in styles:
if style and style.name == saved_layer.name:
match = style
break
cat = gs_catalog
layer = cat.get_layer(title)
if match is None:
try:
cat.create_style(
saved_layer.name,
sld,
raw=True,
workspace=settings.DEFAULT_WORKSPACE)
style = cat.get_style(saved_layer.name, workspace=settings.DEFAULT_WORKSPACE) or \
cat.get_style(saved_layer.name)
if layer and style:
layer.default_style = style
cat.save(layer)
saved_layer.default_style = save_style(style)
except Exception as e:
logger.exception(e)
else:
style = cat.get_style(saved_layer.name, workspace=settings.DEFAULT_WORKSPACE) or \
cat.get_style(saved_layer.name)
# style.update_body(sld)
try:
cat.create_style(
saved_layer.name,
sld,
overwrite=True,
raw=True,
workspace=settings.DEFAULT_WORKSPACE)
style = cat.get_style(saved_layer.name, workspace=settings.DEFAULT_WORKSPACE) or \
cat.get_style(saved_layer.name)
if layer and style:
layer.default_style = style
cat.save(layer)
saved_layer.default_style = save_style(style)
except Exception as e:
logger.exception(e)
# Invalidate GeoWebCache for the updated resource
_invalidate_geowebcache_layer(saved_layer.alternate)
except Exception as e:
exception_type, error, tb = sys.exc_info()
logger.exception(e)
out['success'] = False
out['errors'] = str(error)
# Assign the error message to the latest UploadSession from
# that user.
latest_uploads = UploadSession.objects.filter(
user=request.user).order_by('-date')
if latest_uploads.count() > 0:
upload_session = latest_uploads[0]
upload_session.error = str(error)
upload_session.traceback = traceback.format_exc(tb)
upload_session.context = log_snippet(CONTEXT_LOG_FILE)
upload_session.save()
out['traceback'] = upload_session.traceback
out['context'] = upload_session.context
out['upload_session'] = upload_session.id
else:
out['success'] = True
if hasattr(saved_layer, 'info'):
out['info'] = saved_layer.info
out['url'] = reverse('layer_detail',
args=[saved_layer.service_typename])
if hasattr(saved_layer, 'bbox_string'):
out['bbox'] = saved_layer.bbox_string
if hasattr(saved_layer, 'srid'):
out['crs'] = {
'type': 'name',
'properties': saved_layer.srid
}
out['ogc_backend'] = settings.OGC_SERVER['default']['BACKEND']
upload_session = saved_layer.upload_session
if upload_session:
upload_session.processed = True
upload_session.save()
permissions = form.cleaned_data["permissions"]
if permissions is not None and len(permissions.keys()) > 0:
saved_layer.set_permissions(permissions)
saved_layer.handle_moderated_uploads()
finally:
if tempdir is not None:
shutil.rmtree(tempdir)
else:
for e in form.errors.values():
errormsgs.extend([escape(v) for v in e])
out['errors'] = form.errors
out['errormsgs'] = errormsgs
if out['success']:
status_code = 200
else:
status_code = 400
if settings.MONITORING_ENABLED:
request.add_resource(
'layer', saved_layer.alternate if saved_layer else name)
return HttpResponse(json.dumps(out),
content_type='application/json',
status=status_code)
