def node():
nodes = network_info()
form = NodeForm()
if request.method == "POST":
if form.validate() == False:
return render_template("node.html", form=form, nodes=nodes)
else:
name = form.name.data
humdity = form.humdity.data
temperature = form.temperature.data
mode = form.mode.data
if mode:
protocol = "cord"
else:
protocol = "rott"
eid = session['current_experiment']
print("name: " + str(name) + " humdity: " + str(humdity) +
" temperature: " + str(temperature) + " mode:" + str(mode))
node = Node(eid=eid,
name=name,
humdity=humdity,
temperature=temperature,
protocol=protocol)
db.session.add(node)
db.session.commit()
return redirect(url_for("node"))
elif request.method == "GET":
return render_template("node.html", form=form, nodes=nodes)
def bbs_add_node():
form = NodeForm(request.form)
form.section.query_factory = Section.query.all
if request.method == 'POST' and form.validate():
section = form.data["section"]
print section, type(section)
if not section:
form.section.errors.append(u"Section不存在！")
return render_template("add_node.html", form=form)
node = Node(section=section,
name=form.data["node_name"].strip(),
title=form.data["node_title"],
descp=form.data["descp"],
item_per_page=form.data["item_per_page"],
header=form.data["header"],
footer=form.data["footer"],
sidebar=form.data["sidebar"],
sidebar_ads=form.data["sidebar_ads"],
avatar_url=form.data["avatar_url"])
node.created = datetime.now()
section.node_count += 1
db.session.add_all([node, section])
db.session.commit()
return redirect(url_for(".bbs_node",
node_name=urllib.quote(node.name)))
return render_template("add_node.html", form=form)
def post(self):
user = self.current_user
form = NodeForm(self.request.arguments)
if form.validate():
node = form.save(user)
return self.redirect(node.url)
return self.render("node/create.html", form=form)
def post(self):
if not self.has_permission:
return
if not self.current_user.is_admin:
return self.redirect_next_url()
user = self.current_user
form = NodeForm(self.request.arguments)
if form.validate():
node = form.save(user)
return self.redirect(node.url)
return self.render("node/create.html", form=form)
def add(request):
#获取来自NodeForm的表单数据
form = NodeForm(request.POST or None)
#判断form是否有效
if form.is_valid():
#创建实例，需要做些数据处理，暂不做保存
instance = form.save(commit=False)
#将登录用户作为登记人
instance.node_signer = request.user
#保存该实例
instance.save()
#跳转至列表页面
return redirect('/lists/')
#创建context来集中处理需要传递到页面的数据
context = {
'form': form,
}
#如果没有有效提交，则仍留在原来页面
return render(request, 'add.html', context)
def edit(request, table, pk):
if table == 'line':
#这是Django的一个快捷方法,通过pk去line表中取值，如果有值则返回，如果无值则抛出http404的异常
#具体信息可参考https://docs.djangoproject.com/en/1.9/topics/http/shortcuts/
table_ins = get_object_or_404(Line, pk=pk)
#通过instance来将Form的数据做填充
form = LineForm(request.POST or None, instance=table_ins)
sub_title = '修改线路信息'
if table == 'node':
table_ins = get_object_or_404(Node, pk=pk)
form = NodeForm(request.POST or None, instance=table_ins)
sub_title = '修改机构信息'
if table == 'device':
table_ins = get_object_or_404(Device, pk=pk)
form = DeviceForm(request.POST or None, instance=table_ins)
sub_title = '修改设备信息'
#判断form是否有效
if form.is_valid():
#创建实例，需要做些数据处理，暂不做保存
instance = form.save(commit=False)
#将登录用户作为登记人,在修改时，一定要使用str强制
if table == 'node':
instance.node_signer = str(request.user)
if table == 'line':
instance.line_signer = str(request.user)
if table == 'device':
instance.device_signer = str(request.user)
#保存该实例
instance.save()
#跳转至列表页面,配合table参数，进行URL的反向解析
return redirect('lists', table=table)
context = {
'table': table,
'form': form,
'page_title': '基础资料',
'sub_title': sub_title,
}
#与res_add.html用同一个页面，只是edit会在res_add页面做数据填充
return render(request, 'res_add.html', context)
def add(request, table):
#根据提交的请求不同，获取来自不同Form的表单数据
if table == 'node':
form = NodeForm(request.POST or None)
sub_title = '添加节点'
if table == 'line':
form = LineForm(request.POST or None)
sub_title = '添加线路'
if table == 'device':
form = DeviceForm(request.POST or None)
sub_title = '添加设备'
#判断form是否有效
if form.is_valid():
#创建实例，需要做些数据处理，暂不做保存
instance = form.save(commit=False)
#将登录用户作为登记人
if table == 'node':
instance.node_signer = request.user
if table == 'line':
instance.line_signer = request.user
if table == 'device':
instance.device_signer = request.user
#保存该实例
instance.save()
#跳转至列表页面,配合table参数，进行URL的反向解析
return redirect('lists', table=table)
#创建context来集中处理需要传递到页面的数据
context = {
'form': form,
'table': table,
'page_title': '基础资料',
'sub_title': sub_title,
}
#如果没有有效提交，则仍留在原来页面
return render(request, 'res_add.html', context)
def writenextnode(request, parentid):
parentnode = findNode(parentid)
form = NodeForm(request.POST)
return render_to_response("writinganewnode.html", {'form': form, 'parentnode': parentnode}, context_instance=RequestContext(request))
