def load_gadgets():
errors = 0
user = User.objects.all()[0]
gadgets_files = []
code_files = []
for fil in get_gadgets_files():
if fil.endswith('.xml'):
gadgets_files.append(fil)
else:
code_files.append(fil)
for gadget_file in gadgets_files:
template_uri = gadget_file
template_uri = "file://%s" % gadget_file
gadget_resources = GadgetResource.objects.filter(
template_uri=template_uri)
for gadget_resource in gadget_resources:
gadget_resource.delete()
try:
catalogue_template_parser = CatalogueTemplateParser(
template_uri, user)
catalogue_template_parser.parse()
except Exception, e:
print "The file '%s' is not a valid XML template: %s." % (
gadget_file, e)
errors += 1
def load_gadgets():
errors = 0
user = User.objects.all()[0]
gadgets_files = []
code_files = []
for fil in get_gadgets_files():
if fil.endswith('.xml'):
gadgets_files.append(fil)
else:
code_files.append(fil)
for gadget_file in gadgets_files:
template_uri = gadget_file
template_uri = "file://%s" % gadget_file
gadget_resources = CatalogueResource.objects.filter(template_uri=template_uri)
for gadget_resource in gadget_resources:
gadget_resource.delete()
from catalogue.templateParser import TemplateParser as CatalogueTemplateParser
try:
catalogue_template_parser = CatalogueTemplateParser(template_uri, user)
catalogue_template_parser.parse()
except Exception, e:
print "The file '%s' is not a valid XML template: %s." % (gadget_file, e)
errors += 1
def add_gadget_script(request):
""" Page for adding gadgets to catalogue without loading EzWeb """
if (request.user.is_authenticated() and not request.user.username.startswith('anonymous')):
if (request.REQUEST.has_key('template_uri')):
template_uri = request.REQUEST['template_uri']
else:
#template_uri not specified!
return render_to_response('catalogue_adder.html', {'msg': _('A template URL must be specified!')}, context_instance=RequestContext(request))
if (request.method.lower() == "get"):
#GET Request: Render HTML interface!
try:
#Parsing gadget info from the template!
templateParser = TemplateParser(template_uri, request.user, save=False)
templateParser.parse()
gadget = templateParser.get_gadget()
return render_to_response('catalogue_adder.html', {'msg': _('Adding a gadget to EzWeb!'), 'template_uri': template_uri, 'gadget': gadget}, context_instance=RequestContext(request))
except Exception, e:
#Error parsing the template
return render_to_response('catalogue_adder.html', {'msg': _('Invalid template URL! Please, specify a valid one!')}, context_instance=RequestContext(request))
if (request.method.lower() == "post"):
#POST Request: Adding gadget to catalogue and to workspace if specified!
try:
#Adding to catalogue if it doesn't exist!
gc = GadgetsCollection()
http_response = gc.create(request, request.user.username)
catalogue_response = simplejson.loads(http_response.content)
if (catalogue_response['result'].lower() != 'ok'):
#Error adding in the catalogue!
return render_to_response('catalogue_adder.html', {'msg': _('Error ocurred processing template!')}, context_instance=RequestContext(request))
#Retrieving info from catalogue for creating the "post_load_script" if the user wants to instantiate the gadget!
vendor = catalogue_response['vendor']
version = catalogue_response['version']
name = catalogue_response['gadgetName']
if (request.REQUEST.has_key('add_to_ws') and request.REQUEST['add_to_ws'] == 'on'):
#The gadget must be instantiated in the user workspace!
#Loading ezweb for automating gadget instantiation
post_load_script = '[{"command": "instantiate_resource", "template": "%s", "vendor_name": "%s", "name": "%s", "version": "%s"}]' \
% (template_uri, vendor, name, version)
return render_ezweb(request, template="index.html", user_name=request.user.username, post_load_script=post_load_script)
else:
# No gadget instantiation, redirecting to information interface!
# Gadget added to catalogue only!
return render_to_response('catalogue_adder.html', {'msg': _('Gadget added correctly to Catalogue!') }, context_instance=RequestContext(request))
except Exception, e:
return render_to_response('catalogue_adder.html', {'msg': _('Error ocurred processing template: %s!') % e.msg}, context_instance=RequestContext(request))
def testTranslations(self):
templateParser = TemplateParser(self.template_uri, self.user)
templateParser.parse()
gadget = templateParser.get_gadget()
data = get_gadgetresource_data(gadget, self.user)
self.assertEqual(data['displayName'], 'Test Gadget')
self.assertEqual(data['description'], 'Test Gadget description')
self.changeLanguage('es')
self.assertEqual(gadget.display_name, u'Gadget de pruebas')
self.assertEqual(gadget.description, u'Descripción del Gadget de pruebas')
def testTranslations(self):
templateParser = TemplateParser(self.template_uri, self.user)
templateParser.parse()
gadget = templateParser.get_gadget()
data = get_gadgetresource_data(gadget, self.user)
self.assertEqual(data['displayName'], 'Test Gadget')
self.assertEqual(data['description'], 'Test Gadget description')
self.changeLanguage('es')
self.assertEqual(gadget.display_name, u'Gadget de pruebas')
self.assertEqual(gadget.description,
u'Descripción del Gadget de pruebas')
def create(self, request, user_name):
user = user_authentication(request, user_name)
template_uri = request.REQUEST.__getitem__('template_uri')
templateParser = None
try:
templateParser = TemplateParser(template_uri, user)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
transaction.rollback()
def create(self, request, user_name):
user = user_authentication(request, user_name)
template_uri = request.REQUEST.__getitem__('template_uri')
templateParser = None
try:
templateParser = TemplateParser(template_uri, user)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
transaction.rollback()
def create(self,request, user_name):
user = user_authentication(request, user_name)
template_uri = request.POST.__getitem__('template_uri')
templateParser = None
try:
templateParser = TemplateParser(template_uri, user)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
transaction.rollback()
log(e, request)
return HttpResponseServerError(get_xml_error(unicode(sys.exc_info()[1])), mimetype='application/xml; charset=UTF-8')
def create(self,request, user_name):
user = user_authentication(request, user_name)
template_uri = request.POST.__getitem__('template_uri')
templateParser = None
try:
templateParser = TemplateParser(template_uri, user)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
transaction.rollback()
msg = _("Gadget already exists!")
raise TracedServerError(e, {'template_uri': template_uri}, request, msg)
def create(self, request, user_name):
user = user_authentication(request, user_name)
template_uri = request.POST.__getitem__('template_uri')
templateParser = None
try:
templateParser = TemplateParser(template_uri, user)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
transaction.rollback()
msg = _("Gadget already exists!")
raise TracedServerError(e, {'template_uri': template_uri}, request,
msg)
def create(self, request, user_name):
user = user_authentication(request, user_name)
template_uri = request.POST.__getitem__('template_uri')
templateParser = None
try:
templateParser = TemplateParser(template_uri, user)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
transaction.rollback()
log(e, request)
return HttpResponseServerError(
get_xml_error(unicode(sys.exc_info()[1])),
mimetype='application/xml; charset=UTF-8')
def create(self, request, user_name, fromWGT=False):
user = user_authentication(request, user_name)
if 'template_uri' not in request.POST:
msg = _("template_uri param expected")
json = {"message": msg, "result": "error"}
return HttpResponseBadRequest(json_encode(json), mimetype='application/json; charset=UTF-8')
template_uri = request.POST['template_uri']
templateParser = None
gadget_already_exists = False
try:
templateParser = TemplateParser(template_uri, user, fromWGT=fromWGT)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
gadget_already_exists = True
transaction.rollback()
def create(self, request, user_name, fromWGT=False):
user = user_authentication(request, user_name)
if 'template_uri' not in request.POST:
msg = _("template_uri param expected")
json = {"message": msg, "result": "error"}
return HttpResponseBadRequest(
json_encode(json), mimetype='application/json; charset=UTF-8')
template_uri = request.POST['template_uri']
templateParser = None
gadget_already_exists = False
try:
templateParser = TemplateParser(template_uri,
user,
fromWGT=fromWGT)
templateParser.parse()
transaction.commit()
except IntegrityError, e:
# Gadget already exists. Rollback transaction
gadget_already_exists = True
transaction.rollback()
def add_gadget_script(request, fromWGT=False, user_action=True):
""" Page for adding gadgets to catalogue without loading EzWeb """
if (request.user.is_authenticated() and not request.user.username.startswith('anonymous')):
if ('template_uri' in request.REQUEST):
template_uri = request.REQUEST['template_uri']
else:
#Send pingback ERROR
send_pingback(request, {'result_code': -3, 'result_message': _('A template URL must be specified!')})
#template_uri not specified!
t = loader.get_template('catalogue_adder.html')
c = Context({'msg': _('A template URL must be specified!')})
return HttpResponseBadRequest(t.render(c), mimetype="application/xhtml+xml")
if (request.method.lower() == "get"):
#GET Request: Render HTML interface!
try:
#Parsing gadget info from the template!
templateParser = TemplateParser(template_uri, request.user, save=False)
templateParser.parse()
gadget = templateParser.get_gadget()
params = {'msg': _('Adding a gadget to EzWeb!'), 'template_uri': template_uri, 'gadget': gadget}
if 'pingback' in request.REQUEST:
params['pingback'] = request.REQUEST['pingback']
return render_to_response('catalogue_adder.html', params, context_instance=RequestContext(request))
except Exception, e:
#Send pingback ERROR
send_pingback(request, {'result_code': -3, 'result_message': _('Invalid template URL! Please, specify a valid one!')})
#Error parsing the template
t = loader.get_template('catalogue_adder.html')
c = Context({'msg': _('Invalid template URL! Please, specify a valid one!')})
return HttpResponseBadRequest(t.render(c), mimetype="application/xhtml+xml")
if (request.method.lower() == "post"):
#POST Request: Adding gadget to catalogue and to workspace if specified!
catalogue_response = {}
try:
#Adding to catalogue if it doesn't exist!
gc = GadgetsCollection()
http_response = gc.create(request, request.user.username, fromWGT=fromWGT)
if not user_action:
return http_response
catalogue_response = simplejson.loads(http_response.content)
#Cancel by the user
if 'pingback_cancel' in request.REQUEST and (request.REQUEST['pingback_cancel'] == 'true'):
if 'pingback' in request.REQUEST:
#Send pingback CANCEL
catalogue_response['result_code'] = 1
catalogue_response['result_message'] = _('Cancel by the user')
send_pingback(request, catalogue_response)
#Redirect
return HttpResponseRedirect('/')
if (catalogue_response['result'].lower() != 'ok'):
#Send pingback ERROR
if 'gadgetName' in catalogue_response:
catalogue_response['result_code'] = -2
catalogue_response['result_message'] = _('Gadget already exists!')
else:
catalogue_response['result_code'] = -1
catalogue_response['result_message'] = _('Error ocurred processing template!')
send_pingback(request, catalogue_response)
#Error adding in the catalogue!
t = loader.get_template('catalogue_adder.html')
c = Context({'msg': catalogue_response['result_message']})
return HttpResponseBadRequest(t.render(c), mimetype="application/xhtml+xml")
#Send pingback OK
catalogue_response['result_code'] = 0
catalogue_response['result_message'] = _('Success')
send_pingback(request, catalogue_response)
if ('add_to_ws' in request.REQUEST and request.REQUEST['add_to_ws'] == 'on'):
#The gadget must be instantiated in the user workspace!
#Loading ezweb for automating gadget instantiation
vendor = catalogue_response['vendor']
version = catalogue_response['version']
name = catalogue_response['gadgetName']
post_load_script = '[{"command": "instantiate_resource", "template": "%s", "vendor_name": "%s", "name": "%s", "version": "%s"}]' % (template_uri, vendor, name, version)
return render_ezweb(request, template="/", user_name=request.user.username, post_load_script=post_load_script)
else:
# No gadget instantiation, redirecting to information interface!
# Gadget added to catalogue only!
t = loader.get_template('catalogue_adder.html')
c = Context({'msg': _('Gadget added correctly to Catalogue!')})
return HttpResponse(t.render(c), mimetype="application/xhtml+xml")
except Exception, e:
#Send pingback ERROR
catalogue_response['result_code'] = -1
catalogue_response['result_message'] = _('Error ocurred processing template!')
send_pingback(request, catalogue_response)
t = loader.get_template('catalogue_adder.html')
c = Context({'msg': _('Error ocurred processing template: %s!') % e.message})
return HttpResponseBadRequest(t.render(c), mimetype="application/xhtml+xml")
def add_gadget_script(request):
""" Page for adding gadgets to catalogue without loading EzWeb """
if (request.user.is_authenticated()
and not request.user.username.startswith('anonymous')):
if (request.REQUEST.has_key('template_uri')):
template_uri = request.REQUEST['template_uri']
else:
#template_uri not specified!
return render_to_response(
'catalogue_adder.html',
{'msg': _('A template URL must be specified!')},
context_instance=RequestContext(request))
if (request.method.lower() == "get"):
#GET Request: Render HTML interface!
try:
#Parsing gadget info from the template!
templateParser = TemplateParser(template_uri,
request.user,
save=False)
templateParser.parse()
gadget = templateParser.get_gadget()
return render_to_response(
'catalogue_adder.html', {
'msg': _('Adding a gadget to EzWeb!'),
'template_uri': template_uri,
'gadget': gadget
},
context_instance=RequestContext(request))
except Exception, e:
#Error parsing the template
return render_to_response(
'catalogue_adder.html', {
'msg':
_('Invalid template URL! Please, specify a valid one!')
},
context_instance=RequestContext(request))
if (request.method.lower() == "post"):
#POST Request: Adding gadget to catalogue and to workspace if specified!
try:
#Adding to catalogue if it doesn't exist!
gc = GadgetsCollection()
http_response = gc.create(request, request.user.username)
catalogue_response = simplejson.loads(http_response.content)
if (catalogue_response['result'].lower() != 'ok'):
#Error adding in the catalogue!
return render_to_response(
'catalogue_adder.html',
{'msg': _('Error ocurred processing template!')},
context_instance=RequestContext(request))
#Retrieving info from catalogue for creating the "post_load_script" if the user wants to instantiate the gadget!
vendor = catalogue_response['vendor']
version = catalogue_response['version']
name = catalogue_response['gadgetName']
if (request.REQUEST.has_key('add_to_ws')
and request.REQUEST['add_to_ws'] == 'on'):
#The gadget must be instantiated in the user workspace!
#Loading ezweb for automating gadget instantiation
post_load_script = '[{"command": "instantiate_resource", "template": "%s", "vendor_name": "%s", "name": "%s", "version": "%s"}]' \
% (template_uri, vendor, name, version)
return render_ezweb(request,
template="index.html",
user_name=request.user.username,
post_load_script=post_load_script)
else:
# No gadget instantiation, redirecting to information interface!
# Gadget added to catalogue only!
return render_to_response(
'catalogue_adder.html',
{'msg': _('Gadget added correctly to Catalogue!')},
context_instance=RequestContext(request))
except Exception, e:
return render_to_response(
'catalogue_adder.html', {
'msg':
_('Error ocurred processing template: %s!') % e.msg
},
context_instance=RequestContext(request))
def add_resource_from_template(template_uri, template, user, fromWGT=False):
templateParser = TemplateParser(template_uri, template, user, fromWGT=fromWGT)
templateParser.parse()
return templateParser, templateParser.get_gadget()
