128 lines
4.8 KiB
Python
128 lines
4.8 KiB
Python
import json
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import base64
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from io import BytesIO
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from .bottle import request
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from ..mission.mission_qrcode import MissionQRCode
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# 从base64识别二维码图片。传入data指令字典 {"base64", "options"}
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# 返回字典 {"code", "data"}
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def base2text(data):
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base64 = data["base64"]
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opt = data.get("options", {})
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res = MissionQRCode.addMissionWait(opt, [{"base64": base64}])
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return res[0]["result"]
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# 从文本生成base64。传入data指令字典 {"text", "xxx"}
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# 返回 {"code", "data"}
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def text2base(data):
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text = data["text"]
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opt = data.get("options", {})
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format = opt.get("format", "QRCode")
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w = opt.get("w", 0)
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h = opt.get("h", 0)
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quiet_zone = opt.get("quiet_zone", -1)
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ec_level = opt.get("ec_level", -1)
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try:
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pil = MissionQRCode.createImage(text, format, w, h, quiet_zone, ec_level)
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buffered = BytesIO()
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pil.save(buffered, format="JPEG")
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b64 = base64.b64encode(buffered.getvalue()).decode("ascii")
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res = {"code": 100, "data": b64}
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except Exception as e:
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res = {"code": 200, "data": f"[Error] {str(e)}"}
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return res
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# 路由函数
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def init(UmiWeb):
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@UmiWeb.route("/api/qrcode", method="POST")
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def _qrcode():
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try:
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data = request.json
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except Exception as e:
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return json.dumps({"code": 800, "data": f"请求无法解析为json。"})
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if not data:
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return json.dumps({"code": 801, "data": f"请求为空。"})
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if "base64" in data:
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return json.dumps(base2text(data))
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elif "text" in data:
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return json.dumps(text2base(data))
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return json.dumps({"code": 802, "data": '指令中不存在 "base64" 或 "text"'})
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"""
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// 文本 → 二维码base64
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const url = "http://127.0.0.1:1224/api/qrcode";
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const text = "测试文本";
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const data = {
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// 必填
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"text": text,
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// 选填
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"options": {
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"format": "QRCode", // 码类型
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"w": 0, // 图像宽度，0为自动设为最小宽度
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"h": 0, // 图像高度
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"quiet_zone": -1, // 码四周的空白边缘宽度，-1为自动
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"ec_level": -1, // 纠错等级，-1为自动
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}
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};
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fetch(url, {
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method: "POST",
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headers: {
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"Content-Type": "application/json"
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},
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body: JSON.stringify(data)
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})
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.then(response => response.json())
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.then(data => {
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if(data.code === 100) {
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console.log("生成二维码base64：", data.data);
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}
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else {
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console.log("生成二维码base64失败！错误码：", data.code, " 错误信息：", data.data);
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}
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})
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.catch(error => {
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console.error(error);
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});
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// 二维码base64 → 文本
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const url = "http://127.0.0.1:1224/api/qrcode";
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const base64 = "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"
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const data = { "base64": base64 };
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fetch(url, {
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method: "POST",
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headers: {
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"Content-Type": "application/json"
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},
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body: JSON.stringify(data)
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})
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.then(response => response.json())
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.then(data => {
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if(data.code === 100) {
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console.log("识别二维码成功！图片中的二维码数量：", data.data.length);
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console.log("所有码的内容：");
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for (let d of data.data) {
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console.log(" 文本：", d.text);
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console.log(" 格式：", d.format);
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console.log(" 方向：", d.orientation);
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console.log(" ====");
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}
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}
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else {
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console.log("识别二维码失败！错误码：", data.code, " 错误信息：", data.data);
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}
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})
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.catch(error => {
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console.error(error);
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});
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"""
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