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import time
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from flask import Blueprint, render_template, session, request, jsonify
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import os
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from common.utility import compress_image
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ueditor = Blueprint("ueditor", __name__)
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@ueditor.route('/uedit', methods=['GET', 'POST'])
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def uedit():
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# 根据UEditor的接口定义规则，如果前端参数为action=config，
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# 则表示试图请求后台的config.json文件，请求成功则说明后台接口能正常工作
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param = request.args.get('action')
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if request.method == 'GET' and param == 'config':
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return render_template('config.json')
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# 构造上传图片的接口
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elif request.method == 'POST' and request.args.get('action') == 'uploadimage':
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f = request.files['upfile'] # 获取前端图片文件数据
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filename = f.filename
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# 为上传来的文件生成统一的文件名
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suffix = filename.split('.')[-1] # 取得文件的后缀名
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newname = time.strftime('%Y%m%d_%H%M%S.' + suffix)
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f.save('./resource/upload/' + newname) # 保存图片
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# 对图片进行压缩，按照1200像素宽度为准，并覆盖原始文件
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source = dest = './resource/upload/' + newname
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compress_image(source, dest, 1200)
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result = {} # 构造响应数据
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result['state'] = 'SUCCESS'
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result["url"] = f"/upload/{newname}"
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result['title'] = filename
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result['original'] = filename
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return jsonify(result) # 以JSON数据格式返回响应，供前端编辑器引用
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# 列出所有图片给前端浏览
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elif request.method == 'GET' and param == 'listimage':
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list = []
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filelist = os.listdir('./resource/upload')
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# 将所有图片构建成可访问的URL地址并添加到列表中
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for filename in filelist:
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if filename.lower().endswith('.png') or filename.lower().endswith('.jpg'):
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list.append({'url': '/upload/%s' % filename})
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# 根据listimage接口规则构建响应数据
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result = {}
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result['state'] = 'SUCCESS'
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result['list'] = list
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result['start'] = 0
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result['total'] = 50
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return jsonify(result)
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