rename old

old_py12306/web/handler/log.py

@@ -0,0 +1,51 @@
+import linecache
+
+from flask import Blueprint, request
+from flask.json import jsonify
+from flask_jwt_extended import (jwt_required)
+
+from py12306.config import Config
+from py12306.helpers.func import get_file_total_line_num, pick_file_lines
+from py12306.log.common_log import CommonLog
+from py12306.query.query import Query
+from py12306.user.user import User
+
+log = Blueprint('log', __name__)
+
+
+@log.route('/log/output', methods=['GET'])
+@jwt_required
+def log_output():
+    """
+    日志
+    :return:
+    """
+    last_line = int(request.args.get('line', 0))
+    limit = int(request.args.get('limit', 10))
+    max_old = 200  # 取最新时 往后再取的数
+    file = Config().OUT_PUT_LOG_TO_FILE_PATH
+    res = []
+
+    if last_line == -1:
+        total_line = get_file_total_line_num(file)
+        last_line = total_line - max_old if total_line > max_old else 0
+        ranges = range(last_line, last_line + max_old + limit)
+        # limit = max_old + limit
+    else:
+        ranges = range(last_line, last_line + limit)
+
+    if Config().OUT_PUT_LOG_TO_FILE_ENABLED:
+        with open(Config().OUT_PUT_LOG_TO_FILE_PATH, 'r', encoding='utf-8') as f:
+            res = pick_file_lines(f, ranges)
+
+        # linecache.updatecache(file) # 使用 linecache windows 平台会出来编码问题 暂时弃用
+        # for i in ranges:
+        #     tmp = linecache.getline(file, last_line + i)
+        #     if tmp != '': res.append(tmp)
+        last_line += len(res)
+    else:
+        res = CommonLog.MESSAGE_OUTPUT_TO_FILE_IS_UN_ENABLE
+    return jsonify({
+        'last_line': last_line,
+        'data': res
+    })