From b130e7f44eb2a1f89c87ad415009baf7e1cfaf04 Mon Sep 17 00:00:00 2001
From: zxc <3425933825@qq.com>
Date: Wed, 22 Oct 2025 14:46:07 +0800
Subject: [PATCH] Update views.py

---
 src/DjangoBlog-master/owntracks/views.py | 51 +++++++++++++++++++-----
 1 file changed, 41 insertions(+), 10 deletions(-)

diff --git a/src/DjangoBlog-master/owntracks/views.py b/src/DjangoBlog-master/owntracks/views.py
index 4c72bdd..17eb4ed 100644
--- a/src/DjangoBlog-master/owntracks/views.py
+++ b/src/DjangoBlog-master/owntracks/views.py
@@ -16,86 +16,110 @@ from django.views.decorators.csrf import csrf_exempt
 
 from .models import OwnTrackLog
 
+# 初始化日志记录器，用于记录视图中的操作和错误信息
 logger = logging.getLogger(__name__)
 
 
+# 处理位置日志数据提交的视图函数，禁用CSRF保护（方便外部设备提交数据）
 @csrf_exempt
 def manage_owntrack_log(request):
     try:
+        # 解析请求体中的JSON数据
         s = json.loads(request.read().decode('utf-8'))
+        # 提取必要的字段（用户标识、纬度、经度）
         tid = s['tid']
         lat = s['lat']
         lon = s['lon']
 
+        # 记录日志信息
         logger.info(
             'tid:{tid}.lat:{lat}.lon:{lon}'.format(
                 tid=tid, lat=lat, lon=lon))
+        # 验证字段不为空
         if tid and lat and lon:
+            # 创建并保存位置记录
             m = OwnTrackLog()
             m.tid = tid
             m.lat = lat
             m.lon = lon
             m.save()
-            return HttpResponse('ok')
+            return HttpResponse('ok')  # 成功响应
         else:
-            return HttpResponse('data error')
+            return HttpResponse('data error')  # 数据不完整错误
     except Exception as e:
+        # 记录异常信息
         logger.error(e)
-        return HttpResponse('error')
+        return HttpResponse('error')  # 异常响应
 
 
+# 显示地图页面的视图函数，要求用户登录且为超级用户
 @login_required
 def show_maps(request):
     if request.user.is_superuser:
+        # 获取默认日期（当前UTC日期）或请求中的日期参数
         defaultdate = str(datetime.datetime.now(timezone.utc).date())
         date = request.GET.get('date', defaultdate)
+        # 传递日期参数到模板
         context = {
             'date': date
         }
         return render(request, 'owntracks/show_maps.html', context)
     else:
+        # 非超级用户拒绝访问
         from django.http import HttpResponseForbidden
         return HttpResponseForbidden()
 
 
+# 显示日志日期列表的视图函数，要求用户登录
 @login_required
 def show_log_dates(request):
+    # 获取所有记录的创建时间，提取日期并去重排序
     dates = OwnTrackLog.objects.values_list('creation_time', flat=True)
     results = list(sorted(set(map(lambda x: x.strftime('%Y-%m-%d'), dates))))
 
+    # 传递日期列表到模板
     context = {
         'results': results
     }
     return render(request, 'owntracks/show_log_dates.html', context)
 
 
+# 将GPS坐标转换为高德地图坐标的工具函数
 def convert_to_amap(locations):
     convert_result = []
-    it = iter(locations)
+    it = iter(locations)  # 创建迭代器
 
+    # 每次处理30个坐标（高德API限制）
     item = list(itertools.islice(it, 30))
     while item:
+        # 拼接坐标字符串（格式："lon1,lat1;lon2,lat2"）
         datas = ';'.join(
             set(map(lambda x: str(x.lon) + ',' + str(x.lat), item)))
 
-        key = '8440a376dfc9743d8924bf0ad141f28e'
+        # 高德坐标转换API参数
+        key = '8440a376dfc9743d8924bf0ad141f28e'  # 高德API密钥
         api = 'http://restapi.amap.com/v3/assistant/coordinate/convert'
         query = {
             'key': key,
             'locations': datas,
-            'coordsys': 'gps'
+            'coordsys': 'gps'  # 源坐标系统为GPS
         }
+        # 调用高德API进行坐标转换
         rsp = requests.get(url=api, params=query)
         result = json.loads(rsp.text)
         if "locations" in result:
             convert_result.append(result['locations'])
+        # 处理下一批坐标
         item = list(itertools.islice(it, 30))
 
+    # 拼接所有转换结果
     return ";".join(convert_result)
 
 
+# 获取位置数据的视图函数，要求用户登录
 @login_required
 def get_datas(request):
+    # 确定查询日期（默认今天，可通过date参数指定）
     now = django.utils.timezone.now().replace(tzinfo=timezone.utc)
     querydate = django.utils.timezone.datetime(
         now.year, now.month, now.day, 0, 0, 0)
@@ -103,25 +127,32 @@ def get_datas(request):
         date = list(map(lambda x: int(x), request.GET.get('date').split('-')))
         querydate = django.utils.timezone.datetime(
             date[0], date[1], date[2], 0, 0, 0)
+    # 计算查询日期的结束时间（次日0点）
     nextdate = querydate + datetime.timedelta(days=1)
+    # 查询该日期范围内的所有位置记录
     models = OwnTrackLog.objects.filter(
         creation_time__range=(querydate, nextdate))
+    
     result = list()
     if models and len(models):
+        # 按用户标识（tid）分组
         for tid, item in groupby(
                 sorted(models, key=lambda k: k.tid), key=lambda k: k.tid):
 
             d = dict()
-            d["name"] = tid
+            d["name"] = tid  # 用户名
             paths = list()
-            # 使用高德转换后的经纬度
+            # 注释掉的代码：使用高德转换后的坐标
             # locations = convert_to_amap(
             #     sorted(item, key=lambda x: x.creation_time))
             # for i in locations.split(';'):
             #     paths.append(i.split(','))
-            # 使用GPS原始经纬度
+            
+            # 当前使用：GPS原始坐标，按创建时间排序
             for location in sorted(item, key=lambda x: x.creation_time):
                 paths.append([str(location.lon), str(location.lat)])
-            d["path"] = paths
+            d["path"] = paths  # 位置路径
             result.append(d)
+    
+    # 返回JSON格式的位置数据
     return JsonResponse(result, safe=False)