MrDoc/app_doc/views.py

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# coding:utf-8
from django.shortcuts import render,redirect
from django.http.response import JsonResponse,Http404,HttpResponseNotAllowed,HttpResponse
from django.http import HttpResponseForbidden
from django.contrib.auth.decorators import login_required # 登录需求装饰器
from django.views.decorators.http import require_http_methods,require_GET,require_POST # 视图请求方法装饰器
from django.core.paginator import Paginator,PageNotAnInteger,EmptyPage,InvalidPage # 后端分页
from django.core.exceptions import PermissionDenied,ObjectDoesNotExist
from app_doc.models import Project,Doc,DocTemp
from django.contrib.auth.models import User
from django.db.models import Q
import datetime
import traceback
import re
from app_doc.report_utils import *
from app_admin.decorators import check_headers,allow_report_file
import os.path
# 替换前端传来的非法字符
def validateTitle(title):
rstr = r"[\/\\\:\*\?\"\<\>\|]" # '/ \ : * ? " < > |'
new_title = re.sub(rstr, "_", title) # 替换为下划线
return new_title
# 文集列表
def project_list(request):
# 登录用户
if request.user.is_authenticated:
project_list = Project.objects.filter(
Q(role__in=[0,3]) | Q(role=2,role_value__contains=str(request.user.username)) | Q(create_user=request.user)
)
else:
# 非登录用户只显示公开文集和需要访问码的文集
project_list = Project.objects.filter(role__in=[0,3])
return render(request, 'app_doc/pro_list.html', locals())
# 创建文集
@login_required()
def create_project(request):
if request.method == 'POST':
try:
name = request.POST.get('pname','')
name = validateTitle(name)
desc = request.POST.get('desc','')
role = request.POST.get('role',0)
role_list = ['0','1','2','3',0,1,2,3]
if name != '':
project = Project.objects.create(
name=name,
intro=desc[:100],
create_user=request.user,
role = int(role) if role in role_list else 0
)
project.save()
return JsonResponse({'status':True,'data':{'id':project.id,'name':project.name}})
else:
return JsonResponse({'status':False,'data':'文集名称不能为空!'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'出现异常,请检查输入值!'})
else:
return JsonResponse({'status':False,'data':'请求方法不允许'})
# 文集页
@require_http_methods(['GET'])
@check_headers
def project_index(request,pro_id):
# 获取文集
try:
# 获取文集信息
project = Project.objects.get(id=int(pro_id))
# 获取问价文集前台下载权限
try:
allow_epub_download = ProjectReport.objects.get(project=project).allow_epub
except ObjectDoesNotExist:
allow_epub_download = 0
# 私密文集并且访问者非创建者
if project.role == 1 and request.user != project.create_user:
return render(request,'404.html')
# 指定用户可见文集
elif project.role == 2:
user_list = project.role_value
if request.user.is_authenticated: # 认证用户判断是否在许可用户列表中
if request.user.username not in user_list and request.user != project.create_user: # 访问者不在指定用户之中
return render(request, '404.html')
else:# 游客直接返回404
return render(request, '404.html')
# 访问码可见
elif project.role == 3:
# 浏览用户不为创建者
if request.user != project.create_user:
viewcode = project.role_value
viewcode_name = 'viewcode-{}'.format(project.id)
r_viewcode = request.COOKIES[viewcode_name] if viewcode_name in request.COOKIES.keys() else 0 # 从cookie中获取访问码
if viewcode != r_viewcode: # cookie中的访问码不等于文集访问码跳转到访问码认证界面
return redirect('/check_viewcode/?to={}'.format(request.path))
# 获取搜索词
kw = request.GET.get('kw','')
# 获取文集下所有一级文档
project_docs = Doc.objects.filter(top_doc=int(pro_id), parent_doc=0, status=1).order_by('sort')
if kw != '':
search_result = Doc.objects.filter(top_doc=int(pro_id),pre_content__icontains=kw)
return render(request,'app_doc/project_doc_search.html',locals())
return render(request, 'app_doc/project.html', locals())
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
# 修改文集
@login_required()
def modify_project(request):
if request.method == 'POST':
try:
pro_id = request.POST.get('pro_id',None)
project = Project.objects.get(id=pro_id)
if (request.user == project.create_user) or request.user.is_superuser:
name = request.POST.get('name',None)
content = request.POST.get('desc',None)
project.name = name
project.intro = content
project.save()
return JsonResponse({'status':True,'data':'修改成功'})
else:
return JsonResponse({'status':False,'data':'非法请求'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
else:
return JsonResponse({'status':False,'data':'方法不允许'})
# 修改文集权限
@login_required()
def modify_project_role(request,pro_id):
try:
pro = Project.objects.get(id=pro_id)
except ObjectDoesNotExist:
return Http404
if (pro.create_user != request.user) and (request.user.is_superuser is False):
return render(request,'403.html')
else:
if request.method == 'GET':
return render(request,'app_doc/manage_project_role.html',locals())
elif request.method == 'POST':
role_type = request.POST.get('role','')
if role_type != '':
if int(role_type) in [0,1]:# 公开或私密
Project.objects.filter(id=int(pro_id)).update(
role = role_type,
modify_time = datetime.datetime.now()
)
if int(role_type) == 2: # 指定用户可见
role_value = request.POST.get('tagsinput','')
Project.objects.filter(id=int(pro_id)).update(
role=role_type,
role_value = role_value,
modify_time = datetime.datetime.now()
)
if int(role_type) == 3: # 访问码可见
role_value = request.POST.get('viewcode','')
Project.objects.filter(id=int(pro_id)).update(
role=role_type,
role_value=role_value,
modify_time=datetime.datetime.now()
)
pro = Project.objects.get(id=int(pro_id))
return render(request, 'app_doc/manage_project_role.html', locals())
else:
return Http404
# 验证文集访问码
@require_http_methods(['GET',"POST"])
def check_viewcode(request):
try:
if request.method == 'GET':
project_id = request.GET.get('to','').split("/")[1].split('-')[1]
project = Project.objects.get(id=int(project_id))
return render(request,'app_doc/check_viewcode.html',locals())
else:
viewcode = request.POST.get('viewcode','')
project_id = request.POST.get('project_id','')
project = Project.objects.get(id=int(project_id))
if project.role == 3 and project.role_value == viewcode:
obj = redirect("pro_index",pro_id=project_id)
obj.set_cookie('viewcode-{}'.format(project_id),viewcode)
return obj
else:
errormsg = "访问码错误"
return render(request, 'app_doc/check_viewcode.html', locals())
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return render(request,'404.html')
# 删除文集
@login_required()
def del_project(request):
try:
pro_id = request.POST.get('pro_id','')
if pro_id != '':
pro = Project.objects.get(id=pro_id)
if (request.user == pro.create_user) or request.user.is_superuser:
# 删除文集下的文档
pro_doc_list = Doc.objects.filter(top_doc=int(pro_id))
pro_doc_list.delete()
# 删除文集
pro.delete()
return JsonResponse({'status':True})
else:
return JsonResponse({'status':False,'data':'非法请求'})
else:
return JsonResponse({'status':False,'data':'参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
# 管理文集
@login_required()
def manage_project(request):
if request.method == 'GET':
try:
search_kw = request.GET.get('kw', None)
if search_kw:
pro_list = Project.objects.filter(create_user=request.user,intro__icontains=search_kw)
paginator = Paginator(pro_list, 10)
page = request.GET.get('page', 1)
try:
pros = paginator.page(page)
except PageNotAnInteger:
pros = paginator.page(1)
except EmptyPage:
pros = paginator.page(paginator.num_pages)
pros.kw = search_kw
else:
pro_list = Project.objects.filter(create_user=request.user)
paginator = Paginator(pro_list, 10)
page = request.GET.get('page', 1)
try:
pros = paginator.page(page)
except PageNotAnInteger:
pros = paginator.page(1)
except EmptyPage:
pros = paginator.page(paginator.num_pages)
return render(request,'app_doc/manage_project.html',locals())
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
else:
return HttpResponse('方法不允许')
# 修改文集前台下载权限
@login_required()
def modify_project_download(request,pro_id):
try:
pro = Project.objects.get(id=pro_id)
except ObjectDoesNotExist:
return Http404
if (pro.create_user != request.user) and (request.user.is_superuser is False):
return render(request,'403.html')
else:
if request.method == 'GET':
return render(request,'app_doc/manage_project_download.html',locals())
elif request.method == 'POST':
download_epub = request.POST.get('download_epub',None)
# print("epub状态:",download_epub)
if download_epub == 'on':
epub_status = 1
else:
epub_status = 0
ProjectReport.objects.update_or_create(
project = pro,defaults={'allow_epub':epub_status}
)
return render(request,'app_doc/manage_project_download.html',locals())
# 文档浏览页页
@require_http_methods(['GET'])
def doc(request,pro_id,doc_id):
try:
if pro_id != '' and doc_id != '':
# 获取文集信息
project = Project.objects.get(id=int(pro_id))
# 私密文集并且访问者非创建者
if project.role == 1 and request.user != project.create_user:
return render(request, '404.html')
# 指定用户可见文集
elif project.role == 2:
user_list = project.role_value
if request.user.is_authenticated: # 认证用户判断是否在许可用户列表中
if request.user.username not in user_list and request.user != project.create_user: # 访问者不在指定用户之中
return render(request, '404.html')
else: # 游客直接返回404
return render(request, '404.html')
# 访问码可见
elif project.role == 3:
# 浏览用户不为创建者
if request.user != project.create_user:
viewcode = project.role_value
viewcode_name = 'viewcode-{}'.format(project.id)
r_viewcode = request.COOKIES[
viewcode_name] if viewcode_name in request.COOKIES.keys() else 0 # 从cookie中获取访问码
if viewcode != r_viewcode: # cookie中的访问码不等于文集访问码跳转到访问码认证界面
return redirect('/check_viewcode/?to={}'.format(request.path))
# 获取文档内容
try:
doc = Doc.objects.get(id=int(doc_id),status=1)
except ObjectDoesNotExist:
if settings.DEBUG:
print(traceback.print_exc())
return render(request, '404.html')
# 获取文集下一级文档
project_docs = Doc.objects.filter(top_doc=doc.top_doc, parent_doc=0, status=1).order_by('sort')
return render(request,'app_doc/doc.html',locals())
else:
return HttpResponse('参数错误')
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
# 创建文档
@login_required()
def create_doc(request):
if request.method == 'GET':
try:
pid = request.GET.get('pid',-999)
# doc_list = Doc.objects.filter(create_user=request.user)
project_list = Project.objects.filter(create_user=request.user)
doctemp_list = DocTemp.objects.filter(create_user=request.user).values('id','name','create_time')
return render(request,'app_doc/create_doc.html',locals())
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
elif request.method == 'POST':
try:
project = request.POST.get('project','')
parent_doc = request.POST.get('parent_doc','')
doc_name = request.POST.get('doc_name','')
doc_content = request.POST.get('content','')
pre_content = request.POST.get('pre_content','')
sort = request.POST.get('sort','')
status = request.POST.get('status',1)
if project != '' and doc_name != '' and project != '-1':
doc = Doc.objects.create(
name=doc_name,
content = doc_content,
pre_content= pre_content,
parent_doc= int(parent_doc) if parent_doc != '' else 0,
top_doc= int(project),
sort = sort if sort != '' else 99,
create_user=request.user,
status = status
)
return JsonResponse({'status':True,'data':{'pro':project,'doc':doc.id}})
else:
return JsonResponse({'status':False,'data':'参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
else:
return JsonResponse({'status':False,'data':'方法不允许'})
# 修改文档
@login_required()
def modify_doc(request,doc_id):
if request.method == 'GET':
try:
doc = Doc.objects.get(id=doc_id)
if request.user == doc.create_user:
project = Project.objects.get(id=doc.top_doc)
doc_list = Doc.objects.filter(top_doc=project.id)
doctemp_list = DocTemp.objects.filter(create_user=request.user)
return render(request,'app_doc/modify_doc.html',locals())
else:
return HttpResponse("非法请求")
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
elif request.method == 'POST':
try:
doc_id = request.POST.get('doc_id','') # 文档ID
project = request.POST.get('project', '') # 文集ID
parent_doc = request.POST.get('parent_doc', '') # 上级文档ID
doc_name = request.POST.get('doc_name', '') # 文档名称
doc_content = request.POST.get('content', '') # 文档内容
pre_content = request.POST.get('pre_content', '') # 文档Markdown格式内容
sort = request.POST.get('sort', '') # 文档排序
status = request.POST.get('status',1) # 文档状态
if doc_id != '' and project != '' and doc_name != '' and project != '-1':
# 更新文档内容
Doc.objects.filter(id=int(doc_id)).update(
name=doc_name,
content=doc_content,
pre_content=pre_content,
parent_doc=int(parent_doc) if parent_doc != '' else 0,
sort=sort if sort != '' else 99,
modify_time = datetime.datetime.now(),
status = status
)
return JsonResponse({'status': True,'data':'修改成功'})
else:
return JsonResponse({'status': False,'data':'参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
# 删除文档
@login_required()
def del_doc(request):
try:
# 获取文档ID
doc_id = request.POST.get('doc_id',None)
if doc_id:
# 查询文档
try:
doc = Doc.objects.get(id=doc_id)
except ObjectDoesNotExist:
return JsonResponse({'status': False, 'data': '文档不存在'})
if request.user == doc.create_user:
# 删除
doc.delete()
# 修改其子文档为顶级文档
Doc.objects.filter(parent_doc=doc_id).update(parent_doc=0)
return JsonResponse({'status': True, 'data': '删除完成'})
else:
return JsonResponse({'status': False, 'data': '非法请求'})
else:
return JsonResponse({'status':False,'data':'参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
# 管理文档
@login_required()
def manage_doc(request):
if request.method == 'GET':
# 文档内容搜索参数
search_kw = request.GET.get('kw',None)
if search_kw:
# 已发布文档数量
published_doc_cnt = Doc.objects.filter(
create_user=request.user, status=1
).count()
# 草稿文档数量
draft_doc_cnt = Doc.objects.filter(
create_user=request.user, status=0
).count()
# 所有文档数量
all_cnt = published_doc_cnt + draft_doc_cnt
# 获取文档状态筛选参数
doc_status = request.GET.get('status', 'all')
# 查询文档
if doc_status == 'all':
doc_list = Doc.objects.filter(
create_user=request.user,
content__icontains=search_kw
).order_by('-modify_time')
elif doc_status == 'published':
doc_list = Doc.objects.filter(
create_user=request.user,
content__icontains=search_kw,
status = 1
).order_by('-modify_time')
elif doc_status == 'draft':
doc_list = Doc.objects.filter(
create_user=request.user,
content__icontains=search_kw,
status = 0
).order_by('-modify_time')
# 分页处理
paginator = Paginator(doc_list, 10)
page = request.GET.get('page', 1)
try:
docs = paginator.page(page)
except PageNotAnInteger:
docs = paginator.page(1)
except EmptyPage:
docs = paginator.page(paginator.num_pages)
docs.kw = search_kw
docs.status = doc_status
else:
# 已发布文档数量
published_doc_cnt = Doc.objects.filter(
create_user=request.user,status=1
).count()
# 草稿文档数量
draft_doc_cnt = Doc.objects.filter(
create_user=request.user,status=0
).count()
# 所有文档数量
all_cnt = published_doc_cnt + draft_doc_cnt
# 获取文档状态筛选参数
doc_status = request.GET.get('status','all')
if len(doc_status) == 0:
doc_status = 'all'
# print('status:', doc_status,type(doc_status))
# 返回所有文档
if doc_status == 'all':
doc_list = Doc.objects.filter(create_user=request.user).order_by('-modify_time')
# 返回已发布文档
elif doc_status == 'published':
doc_list = Doc.objects.filter(
create_user=request.user,status=1
).order_by('-modify_time')
# 返回草稿文档
elif doc_status == 'draft':
doc_list = Doc.objects.filter(
create_user=request.user, status=0
).order_by('-modify_time')
else:
doc_list = Doc.objects.filter(create_user=request.user).order_by('-modify_time')
# 分页处理
paginator = Paginator(doc_list, 10)
page = request.GET.get('page', 1)
try:
docs = paginator.page(page)
except PageNotAnInteger:
docs = paginator.page(1)
except EmptyPage:
docs = paginator.page(paginator.num_pages)
docs.status = doc_status
return render(request,'app_doc/manage_doc.html',locals())
else:
return HttpResponse('方法不允许')
# 创建文档模板
@login_required()
def create_doctemp(request):
if request.method == 'GET':
return render(request,'app_doc/create_doctemp.html',locals())
elif request.method == 'POST':
try:
name = request.POST.get('name','')
content = request.POST.get('content','')
if name != '':
doctemp = DocTemp.objects.create(
name = name,
content = content,
create_user=request.user
)
doctemp.save()
return JsonResponse({'status':True,'data':'创建成功'})
else:
return JsonResponse({'status':False,'data':'模板标题不能为空'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
else:
return JsonResponse({'status':False,'data':'方法不允许'})
# 修改文档模板
@login_required()
def modify_doctemp(request,doctemp_id):
if request.method == 'GET':
try:
doctemp = DocTemp.objects.get(id=doctemp_id)
if request.user.id == doctemp.create_user.id:
return render(request,'app_doc/modify_doctemp.html',locals())
else:
return HttpResponse('非法请求')
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
elif request.method == 'POST':
try:
doctemp_id = request.POST.get('doctemp_id','')
name = request.POST.get('name','')
content = request.POST.get('content','')
if doctemp_id != '' and name !='':
doctemp = DocTemp.objects.get(id=doctemp_id)
if request.user.id == doctemp.create_user.id:
doctemp.name = name
doctemp.content = content
doctemp.save()
return JsonResponse({'status':True,'data':'修改成功'})
else:
return JsonResponse({'status':False,'data':'非法操作'})
else:
return JsonResponse({'status':False,'data':'参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
else:
return HttpResponse('方法不允许')
# 删除文档模板
@login_required()
def del_doctemp(request):
try:
doctemp_id = request.POST.get('doctemp_id','')
if doctemp_id != '':
doctemp = DocTemp.objects.get(id=doctemp_id)
if request.user.id == doctemp.create_user.id:
doctemp.delete()
return JsonResponse({'status':True,'data':'删除完成'})
else:
return JsonResponse({'status':False,'data':'非法请求'})
else:
return JsonResponse({'status': False, 'data': '参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
# 管理文档模板
@login_required()
def manage_doctemp(request):
if request.method == 'GET':
try:
search_kw = request.GET.get('kw', None)
if search_kw:
doctemp_list = DocTemp.objects.filter(create_user=request.user,content__icontains=search_kw)
paginator = Paginator(doctemp_list, 10)
page = request.GET.get('page', 1)
try:
doctemps = paginator.page(page)
except PageNotAnInteger:
doctemps = paginator.page(1)
except EmptyPage:
doctemps = paginator.page(paginator.num_pages)
doctemps.kw = search_kw
else:
doctemp_list = DocTemp.objects.filter(create_user=request.user)
paginator = Paginator(doctemp_list, 10)
page = request.GET.get('page', 1)
try:
doctemps = paginator.page(page)
except PageNotAnInteger:
doctemps = paginator.page(1)
except EmptyPage:
doctemps = paginator.page(paginator.num_pages)
return render(request, 'app_doc/manage_doctemp.html', locals())
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return HttpResponse('请求出错')
else:
return HttpResponse('方法不允许')
# 获取指定文档模板
@login_required()
def get_doctemp(request):
if request.method == 'POST':
try:
doctemp_id = request.POST.get('doctemp_id','')
if doctemp_id != '':
content = DocTemp.objects.get(id=int(doctemp_id)).serializable_value('content')
return JsonResponse({'status':True,'data':content})
else:
return JsonResponse({'status':False,'data':'参数错误'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'请求出错'})
else:
return JsonResponse({'status':False,'data':'方法错误'})
# 获取指定文集的所有文档
def get_pro_doc(request):
if request.method == 'POST':
pro_id = request.POST.get('pro_id','')
if pro_id != '':
# 获取文集所有文档的id、name和parent_doc3个字段
doc_list = Doc.objects.filter(top_doc=int(pro_id)).values_list('id','name','parent_doc').order_by('parent_doc')
item_list = []
# 遍历文档
for doc in doc_list:
# 如果文档为顶级文档
if doc[2] == 0:
# 将其数据添加到列表中
item = [
doc[0],doc[1],doc[2],''
]
item_list.append(item)
# 如果文档不是顶级文档
else:
# 查询文档的上级文档
try:
parent = Doc.objects.get(id=doc[2])
except ObjectDoesNotExist:
return JsonResponse({'status':False,'data':'文档id不存在'})
# 如果文档上级文档的上级是顶级文档,那么将其添加到列表
if parent.parent_doc == 0: # 只要二级目录
item = [
doc[0],doc[1],doc[2],parent.name+' --> '
]
item_list.append(item)
return JsonResponse({'status':True,'data':list(item_list)})
else:
return JsonResponse({'status':False,'data':'参数错误'})
else:
return JsonResponse({'status':False,'data':'方法错误'})
# 404页面
def handle_404(request):
return render(request,'404.html')
# 导出文集MD文件
@login_required()
def report_md(request):
if request.method == 'POST':
pro_id = request.POST.get('project_id','')
user = request.user
try:
project = Project.objects.get(id=int(pro_id))
if project.create_user == user:
project_md = ReportMD(
project_id=int(pro_id)
)
md_file_path = project_md.work() # 生成并获取MD文件压缩包绝对路径
md_file_filename = os.path.split(md_file_path)[-1] # 提取文件名
md_file = "/media/reportmd_temp/"+ md_file_filename # 拼接相对链接
return JsonResponse({'status':True,'data':md_file})
else:
return JsonResponse({'status':False,'data':'无权限'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'文集不存在'})
else:
return Http404
# 导出文集文件
@allow_report_file
def report_file(request):
if request.method == 'POST':
report_type = request.POST.get('types',None)
if report_type in ['epub']:
pro_id = request.POST.get('pro_id')
try:
project = Project.objects.get(id=int(pro_id))
# 公开的文集 - 可以直接导出
if project.role == 0:
report_project = ReportEPUB(
project_id=project.id
).work()
# print(report_project)
report_file_path = report_project.split('media',maxsplit=1)[-1]
epub_file = '/media' + report_file_path + '.epub'
return JsonResponse({'status':True,'data':epub_file})
# 私密文集 - 拥有者可导出
elif project.role == 1:
pass
# 指定用户可见文集 - 指定用户可导出
elif project.role == 2:
pass
# 访问码可见文集 - 通过验证即可导出
elif project.role == 3:
pass
else:
return JsonResponse({'status':False,'data':'不存在的文集权限'})
except ObjectDoesNotExist:
return JsonResponse({'status':False,'data':'文集不存在'})
except Exception as e:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'系统异常'})
else:
return JsonResponse({'status':False,'data':'不支持的类型'})
else:
return Http404
# 图片素材管理
@login_required()
def manage_image(request):
# 获取图片
if request.method == 'GET':
try:
groups = ImageGroup.objects.filter(user=request.user) # 获取所有分组
all_img_cnt = Image.objects.filter(user=request.user).count()
no_group_cnt = Image.objects.filter(user=request.user,group_id=None).count() # 获取所有未分组的图片数量
g_id = int(request.GET.get('group', 0)) # 图片分组id
if int(g_id) == 0:
image_list = Image.objects.filter(user=request.user) # 查询所有图片
elif int(g_id) == -1:
image_list = Image.objects.filter(user=request.user,group_id=None) # 查询指定分组的图片
else:
image_list = Image.objects.filter(user=request.user,group_id=g_id) # 查询指定分组的图片
paginator = Paginator(image_list, 20)
page = request.GET.get('page', 1)
try:
images = paginator.page(page)
except PageNotAnInteger:
images = paginator.page(1)
except EmptyPage:
images = paginator.page(paginator.num_pages)
images.group = g_id
return render(request,'app_doc/manage_image.html',locals())
except:
if settings.DEBUG:
print(traceback.print_exc())
return render(request,'404.html')
elif request.method == 'POST':
try:
img_id = request.POST.get('img_id','')
types = request.POST.get('types','') # 操作类型0表示删除1表示修改2表示获取
# 删除图片
if int(types) == 0:
img = Image.objects.get(id=img_id)
if img.user != request.user:
return JsonResponse({'status': False, 'data': '未授权请求'})
file_path = settings.BASE_DIR+img.file_path
is_exist = os.path.exists(file_path)
if is_exist:
os.remove(file_path)
img.delete() # 删除记录
return JsonResponse({'status':True,'data':'删除完成'})
# 移动图片分组
elif int(types) == 1:
group_id = request.POST.get('group_id',None)
if group_id is None:
Image.objects.filter(id=img_id).update(group_id=None)
else:
group = ImageGroup.objects.get(id=group_id,user=request.user)
Image.objects.filter(id=img_id).update(group_id=group)
return JsonResponse({'status':True,'data':'移动完成'})
# 获取图片
elif int(types) == 2:
group_id = request.POST.get('group_id', None) # 接受分组ID参数
if group_id is None: #
return JsonResponse({'status':False,'data':'参数错误'})
elif int(group_id) == 0:
imgs = Image.objects.filter(user=request.user)
elif int(group_id) == -1:
imgs = Image.objects.filter(user=request.user,group_id=None)
else:
imgs = Image.objects.filter(user=request.user,group_id=group_id)
img_list = []
for img in imgs:
item = {
'path':img.file_path,
'name':img.file_name,
}
img_list.append(item)
return JsonResponse({'status':True,'data':img_list})
else:
return JsonResponse({'status':False,'data':'非法参数'})
except ObjectDoesNotExist:
return JsonResponse({'status':False,'data':'图片不存在'})
except:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'程序异常'})
# 图片分组管理
@login_required()
def manage_img_group(request):
if request.method == 'GET':
groups = ImageGroup.objects.filter(user=request.user)
return render(request,'app_doc/manage_image_group.html',locals())
# 操作分组
elif request.method == 'POST':
types = request.POST.get('types',None) # 请求类型0表示创建分组1表示修改分组2表示删除分组3表示获取分组
# 创建分组
if int(types) == 0:
group_name = request.POST.get('group_name', '')
if group_name not in ['','默认分组','未分组']:
ImageGroup.objects.create(
user = request.user,
group_name = group_name
)
return JsonResponse({'status':True,'data':'ok'})
else:
return JsonResponse({'status':False,'data':'名称无效'})
# 修改分组
elif int(types) == 1:
group_name = request.POST.get("group_name",'')
if group_name not in ['','默认分组','未分组']:
group_id = request.POST.get('group_id', '')
ImageGroup.objects.filter(id=group_id).update(group_name=group_name)
return JsonResponse({'status':True,'data':'修改成功'})
else:
return JsonResponse({'status':False,'data':'名称无效'})
# 删除分组
elif int(types) == 2:
try:
group_id = request.POST.get('group_id','')
group = ImageGroup.objects.get(id=group_id,user=request.user) # 查询分组
images = Image.objects.filter(group_id=group_id).update(group_id=None) # 移动图片到未分组
group.delete() # 删除分组
return JsonResponse({'status':True,'data':'删除完成'})
except:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'删除错误'})
# 获取分组
elif int(types) == 3:
try:
group_list = []
all_cnt = Image.objects.all().count()
non_group_cnt = Image.objects.filter(group_id=None).count()
group_list.append({'group_name':'全部图片','group_cnt':all_cnt,'group_id':0})
group_list.append({'group_name':'未分组','group_cnt':non_group_cnt,'group_id':-1})
groups = ImageGroup.objects.filter(user=request.user) # 查询所有分组
for group in groups:
group_cnt = Image.objects.filter(group_id=group).count()
item = {
'group_id':group.id,
'group_name':group.group_name,
'group_cnt':group_cnt
}
group_list.append(item)
return JsonResponse({'status':True,'data':group_list})
except:
if settings.DEBUG:
print(traceback.print_exc())
return JsonResponse({'status':False,'data':'出现错误'})