CRM项目实战-实现任意表的增删改查

概述form验证  属性required=False　浏览器不验证 {{ field.error.0 }}  不加0会显示列表形式 form_obj.save()　　保存数据更新 from django.shortcuts import render,redirectfrom django.contrib.auth import authenticate,login,logoutfrom dj

form验证  属性required=False　浏览器不验证

{{ fIEld.error.0 }}  不加0会显示列表形式

form_obj.save()　　保存数据更新

from django.shortcuts import render,redirectfrom django.contrib.auth import authenticate,login,logoutfrom django.contrib.auth.decorators import login_requiredfrom django import conffrom django.db.models import Qfrom django.core.paginator import Paginator,PageNotAnInteger,EmptyPagefrom kingadmin import app_setupfrom kingadmin import form_handleapp_setup.kingadmin_auto_discover()from kingadmin.sites import  siteprint("sites.",site.enabled_admins)# for k,v in site.enabled_admins.items():#     for table_name,admin_class in v.items():#         print(table_name,ID(admin_class))# # Create your vIEws here.def app_index(request):    #enabled_admins =    return render(request,‘kingadmin/app_index.HTML‘,{‘site‘:site})def get_filter_result(request,querysets):    filter_conditions = {}    for key,val in request.GET.items():        if key in (‘_page‘,‘_o‘,‘_q‘):continue        if val:            filter_conditions[key] =  val    print("filter_conditions",filter_conditions)    return querysets.filter(**filter_conditions),filter_conditionsdef get_orderby_result(request,querysets,admin_class):    """排序"""    current_ordered_column = {}    orderby_index = request.GET.get(‘_o‘)    if orderby_index:        orderby_key =  admin_class.List_display[ abs(int(orderby_index)) ]        current_ordered_column[orderby_key] = orderby_index #为了让前端知道当前排序的列        if orderby_index.startswith(‘-‘):            orderby_key =  ‘-‘+ orderby_key        return querysets.order_by(orderby_key),current_ordered_column    else:        return querysets,current_ordered_columndef get_serached_result(request,admin_class):    search_key = request.GET.get(‘_q‘)    if search_key :        q = Q()        q.connector = ‘OR‘        for search_fIEld in admin_class.search_fIElds:            q.children.append(("%s__contains"% search_fIEld,search_key))        return  querysets.filter(q)    return querysets# @login_requireddef table_obj_List(request,app_name,model_name):    """取出指定model里的数据返回给前端"""    #print("app_name,model_name:",site.enabled_admins[app_name][model_name])    admin_class = site.enabled_admins[app_name][model_name]    querysets = admin_class.model.objects.all().order_by(‘-ID‘)    querysets,filter_condtions  = get_filter_result(request,querysets)    admin_class.filter_condtions = filter_condtions    #searched queryset result    querysets = get_serached_result(request,admin_class)    admin_class.search_key = request.GET.get(‘_q‘,‘‘)    #sorted querysets    querysets,sorted_column = get_orderby_result(request,admin_class)    paginator = Paginator(querysets,2) # Show 25 contacts per page    page = request.GET.get(‘_page‘)    try:        querysets = paginator.page(page)    except PageNotAnInteger:        # If page is not an integer,deliver first page.        querysets = paginator.page(1)    except EmptyPage:        # If page is out of range (e.g. 9999),deliver last page of results.        querysets = paginator.page(paginator.num_pages)    print(request.GET)    #print("admin class",admin_class.model )    return render(request,‘kingadmin/table_obj_List.HTML‘,{‘querysets‘:querysets,‘admin_class‘:admin_class,‘sorted_column‘:sorted_column})# @login_requireddef table_obj_change(request,model_name,obj_ID):    """kingadmin 数据修改页"""    admin_class = site.enabled_admins[app_name][model_name]    model_form = form_handle.create_dynamic_model_form(admin_class)    obj = admin_class.model.objects.get(ID=obj_ID)    if request.method == "GET":        form_obj = model_form(instance=obj)    elif request.method == "POST":        form_obj = model_form(instance=obj,data=request.POST)        if form_obj.is_valID():            form_obj.save()            return redirect("/kingadmin/%s/%s/" %(app_name,model_name))    # from crm.forms import CustomerForm    #    # form_obj = CustomerForm()    return render(request,‘kingadmin/table_obj_change.HTML‘,locals())def table_obj_add(request,model_name):    admin_class = site.enabled_admins[app_name][model_name]    model_form = form_handle.create_dynamic_model_form(admin_class,form_add=True)    if request.method == "GET":        form_obj = model_form()    elif request.method == "POST":        form_obj = model_form(data=request.POST)        if form_obj.is_valID():            form_obj.save()            return redirect("/kingadmin/%s/%s/" % (app_name,model_name))    return render(request,‘kingadmin/table_obj_add.HTML‘,locals())def acc_login(request):    error_msg = ‘‘    if request.method == "POST":        username = request.POST.get(‘username‘)        password = request.POST.get(‘password‘)        user = authenticate(username=username,password=password)        if user:            print("passed authencation",user)            login(request,user)            #request.user = user            return  redirect( request.GET.get(‘next‘,‘/kingadmin/‘) )        else:            error_msg = "Wrong username or password!"    return render(request,‘kingadmin/login.HTML‘,{‘error_msg‘:error_msg})def acc_logout(request):    logout(request)    return redirect("/login/")

vIEws

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