python学习
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@@ -1,24 +1,150 @@
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# -*- coding: utf-8 -*-
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from flask import Blueprint,request,jsonify
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from flask import Blueprint,request,jsonify,redirect
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from common.models.food.Food import Food
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from common.libs.Helper import ops_render
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from common.models.food.FoodCat import FoodCat
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from application import app,db
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from common.libs.Helper import getCurrentDate
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from common.libs.Helper import getCurrentDate,iPagination,getDictFilterField
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from common.libs.food.FoodService import FoodService
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from common.libs.UrlManager import UrlManager
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from decimal import Decimal
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from sqlalchemy import or_
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route_food = Blueprint( 'food_page',__name__ )
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@route_food.route( "/index" )
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def index():
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return ops_render( "food/index.html" )
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resp_data = {}
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req = request.values
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page = int(req['p']) if ('p' in req and req['p']) else 1
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query = Food.query
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if 'mix_kw' in req:
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rule = or_(Food.name.ilike("%{0}%".format(req['mix_kw'])), Food.tags.ilike("%{0}%".format(req['mix_kw'])))
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query = query.filter( rule )
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if 'status' in req and int( req['status'] ) > -1 :
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query = query.filter( Food.status == int( req['status'] ) )
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if 'cat_id' in req and int( req['cat_id'] ) > 0 :
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query = query.filter( Food.cat_id == int( req['cat_id'] ) )
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page_params = {
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'total':query.count(),
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'page_size': app.config['PAGE_SIZE'],
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'page':page,
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'display':app.config['PAGE_DISPLAY'],
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'url': request.full_path.replace("&p={}".format(page),"")
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}
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pages = iPagination( page_params )
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offset = ( page - 1 ) * app.config['PAGE_SIZE']
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list = query.order_by( Food.id.desc() ).offset( offset ).limit( app.config['PAGE_SIZE'] ).all()
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cat_mapping = getDictFilterField( FoodCat,FoodCat.id,"id",[] )
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resp_data['list'] = list
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resp_data['pages'] = pages
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resp_data['search_con'] = req
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resp_data['status_mapping'] = app.config['STATUS_MAPPING']
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resp_data['cat_mapping'] = cat_mapping
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resp_data['current'] = 'index'
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return ops_render( "food/index.html",resp_data )
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@route_food.route( "/info" )
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def info():
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return ops_render( "food/info.html" )
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@route_food.route( "/set" )
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@route_food.route( "/set" ,methods = [ 'GET','POST'] )
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def set():
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return ops_render( "food/set.html" )
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if request.method == "GET":
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resp_data = {}
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req = request.args
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id = int(req.get('id', 0))
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info = Food.query.filter_by(id=id).first()
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if info and info.status != 1:
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return redirect(UrlManager.buildUrl("/food/index"))
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cat_list = FoodCat.query.all()
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resp_data['info'] = info
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resp_data['cat_list'] = cat_list
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resp_data['current'] = 'index'
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return ops_render("food/set.html", resp_data)
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resp = {'code': 200, 'msg': '操作成功~~', 'data': {}}
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req = request.values
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id = int(req['id']) if 'id' in req and req['id'] else 0
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cat_id = int(req['cat_id']) if 'cat_id' in req else 0
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name = req['name'] if 'name' in req else ''
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price = req['price'] if 'price' in req else ''
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main_image = req['main_image'] if 'main_image' in req else ''
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summary = req['summary'] if 'summary' in req else ''
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stock = int(req['stock']) if 'stock' in req else ''
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tags = req['tags'] if 'tags' in req else ''
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if cat_id < 1:
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resp['code'] = -1
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resp['msg'] = "请选择分类~~"
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return jsonify(resp)
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if name is None or len(name) < 1:
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resp['code'] = -1
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resp['msg'] = "请输入符合规范的名称~~"
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return jsonify(resp)
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if not price or len( price ) < 1:
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resp['code'] = -1
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resp['msg'] = "请输入符合规范的售卖价格~~"
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return jsonify(resp)
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price = Decimal(price).quantize(Decimal('0.00'))
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if price <= 0:
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resp['code'] = -1
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resp['msg'] = "请输入符合规范的售卖价格~~"
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return jsonify(resp)
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if main_image is None or len(main_image) < 3:
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resp['code'] = -1
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resp['msg'] = "请上传封面图~~"
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return jsonify(resp)
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if summary is None or len(summary) < 3:
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resp['code'] = -1
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resp['msg'] = "请输入图书描述，并不能少于10个字符~~"
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return jsonify(resp)
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if stock < 1:
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resp['code'] = -1
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resp['msg'] = "请输入符合规范的库存量~~"
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return jsonify(resp)
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if tags is None or len(tags) < 1:
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resp['code'] = -1
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resp['msg'] = "请输入标签，便于搜索~~"
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return jsonify(resp)
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food_info = Food.query.filter_by(id=id).first()
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before_stock = 0
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if food_info:
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model_food = food_info
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before_stock = model_food.stock
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else:
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model_food = Food()
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model_food.status = 1
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model_food.created_time = getCurrentDate()
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model_food.cat_id = cat_id
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model_food.name = name
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model_food.price = price
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model_food.main_image = main_image
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model_food.summary = summary
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model_food.stock = stock
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model_food.tags = tags
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model_food.updated_time = getCurrentDate()
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db.session.add(model_food)
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ret = db.session.commit()
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FoodService.setStockChangeLog(model_food.id, int(stock) - int(before_stock), "后台修改")
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return jsonify(resp)
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@route_food.route( "/cat" )
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91
web/controllers/upload/Upload.py
Normal file
91
web/controllers/upload/Upload.py
Normal file
@@ -0,0 +1,91 @@
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# -*- coding: utf-8 -*-
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from flask import Blueprint,request,jsonify
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from application import app
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import re,json
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from common.libs.UploadService import UploadService
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from common.libs.UrlManager import UrlManager
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from common.models.Image import Image
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route_upload = Blueprint('upload_page', __name__)
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'''
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参考文章：https://segmentfault.com/a/1190000002429055
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'''
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@route_upload.route("/ueditor",methods = [ "GET","POST" ])
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def ueditor():
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req = request.values
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action = req['action'] if 'action' in req else ''
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if action == "config":
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root_path = app.root_path
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config_path = "{0}/web/static/plugins/ueditor/upload_config.json".format( root_path )
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with open( config_path,encoding="utf-8" ) as fp:
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try:
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config_data = json.loads( re.sub( r'\/\*.*\*/' ,'',fp.read() ) )
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except:
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config_data = {}
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return jsonify( config_data )
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if action == "uploadimage":
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return uploadImage()
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if action == "listimage":
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return listImage()
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return "upload"
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@route_upload.route("/pic",methods = [ "GET","POST" ])
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def uploadPic():
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file_target = request.files
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upfile = file_target['pic'] if 'pic' in file_target else None
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callback_target = 'window.parent.upload'
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if upfile is None:
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return "<script type='text/javascript'>{0}.error('{1}')</script>".format( callback_target,"上传失败" )
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ret = UploadService.uploadByFile(upfile)
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if ret['code'] != 200:
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return "<script type='text/javascript'>{0}.error('{1}')</script>".format(callback_target, "上传失败：" + ret['msg'])
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return "<script type='text/javascript'>{0}.success('{1}')</script>".format(callback_target,ret['data']['file_key'] )
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def uploadImage():
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resp = { 'state':'SUCCESS','url':'','title':'','original':'' }
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file_target = request.files
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upfile = file_target['upfile'] if 'upfile' in file_target else None
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if upfile is None:
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resp['state'] = "上传失败"
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return jsonify(resp)
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ret = UploadService.uploadByFile( upfile )
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if ret['code'] != 200:
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resp['state'] = "上传失败：" + ret['msg']
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return jsonify(resp)
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resp['url'] = UrlManager.buildImageUrl( ret['data']['file_key'] )
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return jsonify( resp )
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def listImage():
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resp = { 'state':'SUCCESS','list':[],'start':0 ,'total':0 }
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req = request.values
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start = int( req['start']) if 'start' in req else 0
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page_size = int( req['size']) if 'size' in req else 20
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query = Image.query
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if start > 0:
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query = query.filter( Image.id < start )
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list = query.order_by( Image.id.desc() ).limit( page_size ).all()
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images = []
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if list:
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for item in list:
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images.append( { 'url': UrlManager.buildImageUrl( item.file_key ) } )
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start = item.id
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resp['list'] = images
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resp['start'] = start
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resp['total'] = len( images )
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return jsonify( resp )
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