修复字符集出错的问题

sf_machine_connect/controllers/controllers.py

@@ -1298,10 +1298,7 @@ class Sf_Dashboard_Connect(http.Controller):
         conn = psycopg2.connect(**db_config)
         # 获取请求的机床数据
         machine_list = ast.literal_eval(kw['machine_list'])
-        time_threshold = datetime.now() - timedelta(days=1)
-
-        alarm_last_24_time = 0.0
-        alarm_all_time = 0.0
+        time_threshold = datetime.now().replace(hour=0, minute=0, second=0, microsecond=0)
 
         def fetch_result_as_dict(cursor):
             """辅助函数：将查询结果转为字典"""
@@ -1311,6 +1308,9 @@ class Sf_Dashboard_Connect(http.Controller):
         # 获取当前时间的时间戳
         current_timestamp = datetime.now().timestamp()
         for item in machine_list:
+            alarm_last_24_time = 0.0
+            alarm_all_time = 0.0
+
             euipment_obj = request.env['maintenance.equipment'].sudo().search([('code', '=', item)])
             # 机床上线时间段
             first_online_duration = current_timestamp - euipment_obj.first_online_time.timestamp()
@@ -1327,8 +1327,8 @@ class Sf_Dashboard_Connect(http.Controller):
                 cur.execute("""
                             SELECT * FROM device_data
                             WHERE device_name = %s
-                            AND device_state in ('待机', '警告', '运行中') AND time >= %s AND process_time IS NOT NULL
-                            ORDER BY time ASC
+                            AND device_state in ('待机', '警告', '运行中') AND time <= %s AND process_time IS NOT NULL
+                            ORDER BY time DESC
                             LIMIT 1;
                         """, (item, time_threshold))
                 last_24_time = fetch_result_as_dict(cur)
@@ -1348,12 +1348,13 @@ class Sf_Dashboard_Connect(http.Controller):
             alarm_last_24_nums = []
             with conn.cursor() as cur:
                 cur.execute("""
-                            SELECT DISTINCT ON (alarm_start_time) alarm_time, alarm_start_time
+                            SELECT DISTINCT ON (alarm_start_time, alarm_time) alarm_time, alarm_start_time
                             FROM device_data
                             WHERE device_name = %s
-                            AND alarm_start_time IS NOT NULL AND time >= %s;
+                            AND alarm_start_time IS NOT NULL AND alarm_start_time::timestamp >= %s;
                         """, (item, time_threshold))
                 results = cur.fetchall()
+                logging.info("results============:%s" % results)
                 for result in results:
                     alarm_last_24_nums.append(result[1])
                     if result[0]:

sf_machine_connect/models/ftp_operate.py

@@ -9,9 +9,13 @@ _logger = logging.getLogger(__name__)
 
 class FTP_P(FTP):
     """
-    重写FTP类，重写dirs方法
+    重写FTP类，重写dirs方法，增加编码处理
     """
-
+    def __init__(self, host='', user='', passwd='', acct='', timeout=None, encoding='gbk'):
+        """初始化时指定编码方式"""
+        super().__init__(host, user, passwd, acct, timeout)
+        self.encoding = encoding
+    
     def dirs(self, *args):
         """List a directory in long form.
         By default list current directory to stdout.
@@ -32,7 +36,50 @@ class FTP_P(FTP):
         tempdic['name'] = [file for file in r_files if file != "." and file != ".."]
         # 去除. ..
         return tempdic
-        # return [file for file in r_files if file != "." and file != ".."]
+
+    def nlst(self, *args):
+        """Get a list of files in a directory."""
+        files = []
+        def append(line):
+            try:
+                if isinstance(line, bytes):
+                    files.append(line.decode(self.encoding))
+                else:
+                    files.append(line)
+            except UnicodeDecodeError:
+                files.append(line.decode('utf-8', errors='replace'))
+        cmd = 'NLST'
+        if args:
+            cmd = cmd + ' ' + args[0]
+        self.retrlines(cmd, append)
+        return files
+
+    def cwd(self, dirname):
+        """Change to a directory."""
+        try:
+            if isinstance(dirname, bytes):
+                dirname = dirname.decode(self.encoding)
+            return super().cwd(dirname)
+        except UnicodeEncodeError:
+            return super().cwd(dirname.encode(self.encoding).decode('utf-8'))
+
+    def storbinary(self, cmd, fp, blocksize=8192, callback=None, rest=None):
+        """Store a file in binary mode."""
+        try:
+            if isinstance(cmd, bytes):
+                cmd = cmd.decode(self.encoding)
+            return super().storbinary(cmd, fp, blocksize, callback, rest)
+        except UnicodeEncodeError:
+            return super().storbinary(cmd.encode(self.encoding).decode('utf-8'), fp, blocksize, callback, rest)
+
+    def retrbinary(self, cmd, callback, blocksize=8192, rest=None):
+        """Retrieve a file in binary mode."""
+        try:
+            if isinstance(cmd, bytes):
+                cmd = cmd.decode(self.encoding)
+            return super().retrbinary(cmd, callback, blocksize, rest)
+        except UnicodeEncodeError:
+            return super().retrbinary(cmd.encode(self.encoding).decode('utf-8'), callback, blocksize, rest)
 
 
 # FTP接口类