def style_update(request, url):
"""
Sync style stuff from GS to GN.
Ideally we should call this from a view straight from GXP, and we should use
gsConfig, that at this time does not support styles updates. Before gsConfig
is updated, for now we need to parse xml.
In case of a DELETE, we need to query request.path to get the style name,
and then remove it.
In case of a POST or PUT, we need to parse the xml from
request.raw_post_data, which is in this format:
"""
if request.method in ('POST', 'PUT'): # we need to parse xml
import xml.etree.ElementTree as ET
tree = ET.ElementTree(ET.fromstring(request.raw_post_data))
elm_namedlayer_name=tree.findall('.//{http://www.opengis.net/sld}Name')[0]
elm_user_style_name=tree.findall('.//{http://www.opengis.net/sld}Name')[1]
elm_user_style_title=tree.find('.//{http://www.opengis.net/sld}Title')
if not elm_user_style_title:
elm_user_style_title = elm_user_style_name
layer_name=elm_namedlayer_name.text
style_name=elm_user_style_name.text
sld_body='<?xml version="1.0" encoding="UTF-8"?>%s' % request.raw_post_data
if request.method == 'POST': # add style in GN and associate it to layer
style = Style(name=style_name, sld_body=sld_body, sld_url=url)
style.save()
layer = Layer.objects.all().filter(typename=layer_name)[0]
style.layer_styles.add(layer)
style.save()
if request.method == 'PUT': # update style in GN
style = Style.objects.all().filter(name=style_name)[0]
style.sld_body=sld_body
style.sld_url=url
if len(elm_user_style_title.text)>0:
style.sld_title = elm_user_style_title.text
style.save()
for layer in style.layer_styles.all():
layer.update_thumbnail()
if request.method == 'DELETE': # delete style from GN
style_name = os.path.basename(request.path)
style = Style.objects.all().filter(name=style_name)[0]
style.delete()
def style_update(request, url):
"""
Sync style stuff from GS to GN.
Ideally we should call this from a view straight from GXP, and we should use
gsConfig, that at this time does not support styles updates. Before gsConfig
is updated, for now we need to parse xml.
In case of a DELETE, we need to query request.path to get the style name,
and then remove it.
In case of a POST or PUT, we need to parse the xml from
request.raw_post_data, which is in this format:
"""
if request.method in ('POST', 'PUT'): # we need to parse xml
import xml.etree.ElementTree as ET
tree = ET.ElementTree(ET.fromstring(request.raw_post_data))
elm_namedlayer_name = tree.findall(
'.//{http://www.opengis.net/sld}Name')[0]
elm_user_style_name = tree.findall(
'.//{http://www.opengis.net/sld}Name')[1]
elm_user_style_title = tree.find(
'.//{http://www.opengis.net/sld}Title')
if not elm_user_style_title:
elm_user_style_title = elm_user_style_name
layer_name = elm_namedlayer_name.text
style_name = elm_user_style_name.text
sld_body = '<?xml version="1.0" encoding="UTF-8"?>%s' % request.raw_post_data
if request.method == 'POST': # add style in GN and associate it to layer
style = Style(name=style_name, sld_body=sld_body, sld_url=url)
style.save()
layer = Layer.objects.all().filter(typename=layer_name)[0]
style.layer_styles.add(layer)
style.save()
if request.method == 'PUT': # update style in GN
style = Style.objects.all().filter(name=style_name)[0]
style.sld_body = sld_body
style.sld_url = url
if len(elm_user_style_title.text) > 0:
style.sld_title = elm_user_style_title.text
style.save()
for layer in style.layer_styles.all():
layer.update_thumbnail()
if request.method == 'DELETE': # delete style from GN
style_name = os.path.basename(request.path)
style = Style.objects.all().filter(name=style_name)[0]
style.delete()