def NamedServiceView(service_name,interface,request=request):
from ladon.ladonizer.collection import global_service_collection
'''获取请求的service实例'''
service_search = global_service_collection().services_by_name(service_name)
if not len(service_search):
return getJSResponse(u'Service "%s" has not been exposed' % service_name)
else:
sinst = service_search[0]
return ServiceInstanceView(request,sinst,interface)
def NamedServiceView(service_name, interface, request=request):
from ladon.ladonizer.collection import global_service_collection
'''获取请求的service实例'''
service_search = global_service_collection().services_by_name(service_name)
if not len(service_search):
return getJSResponse(u'Service "%s" has not been exposed' %
service_name)
else:
sinst = service_search[0]
return ServiceInstanceView(request, sinst, interface)
def NamedSoapView(service_name,request=request):
from ladon.ladonizer.collection import global_service_collection
'''获取请求的service实例'''
service_search = global_service_collection().services_by_name(service_name)
if not len(service_search):
return getJSResponse(u'Service "%s" has not been exposed' % service_name)
else:
sinst = service_search[0]
service_info = generate_service(sinst)
ex = DJANGO_MODEL and '_django' or ''
return render_to_response('service_index%s.html'%ex, RequestContext(request,service_info))
def NamedSoapView(service_name, request=request):
from ladon.ladonizer.collection import global_service_collection
'''获取请求的service实例'''
service_search = global_service_collection().services_by_name(service_name)
if not len(service_search):
return getJSResponse(u'Service "%s" has not been exposed' %
service_name)
else:
sinst = service_search[0]
service_info = generate_service(sinst)
ex = DJANGO_MODEL and '_django' or ''
return render_to_response('service_index%s.html' % ex,
RequestContext(request, service_info))
def ServiceInstanceView(request,sinst,interface):
from ladon.interfaces import name_to_interface
from ladon.server.dispatcher import Dispatcher
from ladon.server.customresponse import CustomResponse
from ladon.tools.multiparthandler import MultiPartReader, MultiPartWriter
try:
'''检验请求的协议是否合法 soap/jsonwsp'''
ifclass = name_to_interface(interface)
if ifclass:
charset = get_charset(request.environ,default='UTF-8')
dispatcher = Dispatcher(sinst,ifclass,charset,0)#获得此服务调度器
if dispatcher and dispatcher.iface:
if request.path.endswith('description/') or request.path.endswith('description'):
'''描述视图'''
content_type = dispatcher.iface.description_content_type()
service_url = 'http://%s%s'%(request.environ["HTTP_HOST"],request.path.replace('/description/','').replace('/description',''))
m_content = dispatcher.iface.description(service_url,charset)
return HttpResponse(m_content,content_type=content_type)
else:
'''执行视图'''
if request.method=="POST":
content_type = dispatcher.iface.response_content_type()
environ = request.environ
content_length = int(environ.get('CONTENT_LENGTH','0'))
multipart,boundary = parse_environ(environ)
if multipart and boundary:
''' 文件上传 '''
mph = MultiPartReader(20000,boundary.encode(charset),environ['wsgi.input'],content_length)
mph.read_chunk()
while not mph.eos:
mph.read_chunk()
encapsulated_charset = get_charset(mph.interface_request_headers,default=None)
request_data = mph.interface_request
if encapsulated_charset:
# If a specific charset is/usr/local/bin/rdesktop specified for the interface request multipart
# let this charset superseed the charset globally specified for the request.
dispatcher.response_encoding = encapsulated_charset
environ['attachments'] = mph.attachments
environ['attachments_by_id'] = mph.attachments_by_id
else:
if DJANGO_MODEL:
request_data = request.raw_post_data
else:
request_data = environ['wsgi.input'].read(content_length)
if EnvelopeDebug:
print '>>>receive envelope: \n'
print request_data
print '<<<'
response_part = dispatcher.dispatch_request(request_data,environ)#解析、返回信封
if EnvelopeDebug:
print '>>>return envelope: \n'
print response_part
print '<<<'
if isinstance(response_part,CustomResponse):
''' 返回自定义视图 '''
response_headers = response_part.response_headers()
response = HttpResponse(response_part.response_data(),content_type=content_type)
for k,v in response_headers:
response._iterator[k.lower()] = (k,v)
return response
elif len(environ['response_attachments'].attachments_by_cid): #返回文件的标记 response_attachments
''' 文件下载 '''
# Attachments present - Send multipart response
import tempfile
response_temp_fname = tempfile.mktemp()
temp_buffer = open(response_temp_fname,'wb')
mpw = MultiPartWriter(temp_buffer)
mpw.add_attachment(response_part,'%s, charset=%s' % (content_type,charset),'rpc-part')
for cid,a in environ['response_attachments'].attachments_by_cid.items():
mpw.add_attachment(a,'application/octet-stram',cid,a.headers)
mpw.done()
temp_buffer.close()
content_length = str(os.stat(response_temp_fname).st_size)
output = open(response_temp_fname,'rb')
if sys.version_info[0]==2:
content_type = "multipart/related; boundary=" + mpw.boundary
elif sys.version_info[0]>=3:
content_type = "multipart/related; boundary=" + str(mpw.boundary,'iso-8859-1')
if hasattr(output,'read'):
# File-like object
block_size = 4096
if 'wsgi.file_wrapper' in environ:
return environ['wsgi.file_wrapper'](output, block_size)
else:
return HttpResponse(iter(lambda: output.read(block_size), ''),content_type=content_type)
else:
''' 返回文本内容 '''
# No attachments - Send normal response
return HttpResponse(response_part,content_type=content_type)
if 'attachments_by_id' in environ:
for a_id,a_info in environ['attachments_by_id'].items():
os.unlink(a_info['path'])
else:
return getJSResponse(u'Requests for %s interface must be posted' %interface)
else:
return getJSResponse(u'There is something error in The interface "%s"' % interface)
else:
return getJSResponse(u'The interface name "%s" has not been defined' % interface)
except:
import traceback
traceback.print_exc()
return HttpResponseServerError(u'An Error occured while processing the request')
def ServiceInstanceView(request, sinst, interface):
from ladon.interfaces import name_to_interface
from ladon.server.dispatcher import Dispatcher
from ladon.server.customresponse import CustomResponse
from ladon.tools.multiparthandler import MultiPartReader, MultiPartWriter
try:
'''检验请求的协议是否合法 soap/jsonwsp'''
ifclass = name_to_interface(interface)
if ifclass:
charset = get_charset(request.environ, default='UTF-8')
dispatcher = Dispatcher(sinst, ifclass, charset, 0) #获得此服务调度器
if dispatcher and dispatcher.iface:
if request.path.endswith(
'description/') or request.path.endswith(
'description'):
'''描述视图'''
content_type = dispatcher.iface.description_content_type()
service_url = 'http://%s%s' % (
request.environ["HTTP_HOST"],
request.path.replace('/description/', '').replace(
'/description', ''))
m_content = dispatcher.iface.description(
service_url, charset)
return HttpResponse(m_content, content_type=content_type)
else:
'''执行视图'''
if request.method == "POST":
content_type = dispatcher.iface.response_content_type()
environ = request.environ
content_length = int(environ.get(
'CONTENT_LENGTH', '0'))
multipart, boundary = parse_environ(environ)
if multipart and boundary:
''' 文件上传 '''
mph = MultiPartReader(20000,
boundary.encode(charset),
environ['wsgi.input'],
content_length)
mph.read_chunk()
while not mph.eos:
mph.read_chunk()
encapsulated_charset = get_charset(
mph.interface_request_headers, default=None)
request_data = mph.interface_request
if encapsulated_charset:
# If a specific charset is/usr/local/bin/rdesktop specified for the interface request multipart
# let this charset superseed the charset globally specified for the request.
dispatcher.response_encoding = encapsulated_charset
environ['attachments'] = mph.attachments
environ[
'attachments_by_id'] = mph.attachments_by_id
else:
if DJANGO_MODEL:
request_data = request.raw_post_data
else:
request_data = environ['wsgi.input'].read(
content_length)
if EnvelopeDebug:
print '>>>receive envelope: \n'
print request_data
print '<<<'
response_part = dispatcher.dispatch_request(
request_data, environ) #解析、返回信封
if EnvelopeDebug:
print '>>>return envelope: \n'
print response_part
print '<<<'
if isinstance(response_part, CustomResponse):
''' 返回自定义视图 '''
response_headers = response_part.response_headers()
response = HttpResponse(
response_part.response_data(),
content_type=content_type)
for k, v in response_headers:
response._iterator[k.lower()] = (k, v)
return response
elif len(environ['response_attachments'].
attachments_by_cid
): #返回文件的标记 response_attachments
''' 文件下载 '''
# Attachments present - Send multipart response
import tempfile
response_temp_fname = tempfile.mktemp()
temp_buffer = open(response_temp_fname, 'wb')
mpw = MultiPartWriter(temp_buffer)
mpw.add_attachment(
response_part,
'%s, charset=%s' % (content_type, charset),
'rpc-part')
for cid, a in environ[
'response_attachments'].attachments_by_cid.items(
):
mpw.add_attachment(a,
'application/octet-stram',
cid, a.headers)
mpw.done()
temp_buffer.close()
content_length = str(
os.stat(response_temp_fname).st_size)
output = open(response_temp_fname, 'rb')
if sys.version_info[0] == 2:
content_type = "multipart/related; boundary=" + mpw.boundary
elif sys.version_info[0] >= 3:
content_type = "multipart/related; boundary=" + str(
mpw.boundary, 'iso-8859-1')
if hasattr(output, 'read'):
# File-like object
block_size = 4096
if 'wsgi.file_wrapper' in environ:
return environ['wsgi.file_wrapper'](
output, block_size)
else:
return HttpResponse(
iter(lambda: output.read(block_size),
''),
content_type=content_type)
else:
''' 返回文本内容 '''
# No attachments - Send normal response
return HttpResponse(response_part,
content_type=content_type)
if 'attachments_by_id' in environ:
for a_id, a_info in environ[
'attachments_by_id'].items():
os.unlink(a_info['path'])
else:
return getJSResponse(
u'Requests for %s interface must be posted' %
interface)
else:
return getJSResponse(
u'There is something error in The interface "%s"' %
interface)
else:
return getJSResponse(
u'The interface name "%s" has not been defined' % interface)
except:
import traceback
traceback.print_exc()
return HttpResponseServerError(
u'An Error occured while processing the request')
