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@ -5,6 +5,7 @@ import re |
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import IPy |
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import copy |
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def isHost(host: str) -> bool: |
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""" |
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判断host是否合法 |
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@ -31,6 +32,7 @@ def isHost(host: str) -> bool: |
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except: # 异常错误 |
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return False |
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def isPort(port: int) -> bool: |
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""" |
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判断端口是否合法 |
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@ -48,6 +50,7 @@ def isPort(port: int) -> bool: |
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pass |
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return False |
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def toInt(raw) -> int: # change to int |
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if isinstance(raw, (int, float)): # int / float -> int |
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return int(raw) |
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@ -60,6 +63,7 @@ def toInt(raw) -> int: # change to int |
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except: |
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raise Exception('not a integer') |
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def toStr(raw) -> str: # change to str |
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if raw is None: |
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return '' |
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@ -70,42 +74,70 @@ def toStr(raw) -> str: # change to str |
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else: |
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raise Exception('type not allowed') |
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def toBool(raw) -> bool: # change to bool |
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if isinstance(raw, bool): |
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return raw |
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if isinstance(raw, int): |
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raw = str(raw) |
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elif isinstance(raw, bytes): |
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raw = str(raw, encoding='utf-8') |
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elif not isinstance(raw, str): |
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raise Exception('type not allowed') |
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raw = raw.strip().lower() |
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if raw == 'true': |
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return True |
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elif raw == 'false': |
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return False |
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else: |
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try: |
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raw = int(raw) |
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return raw != 0 |
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except: |
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raise Exception('not a boolean') |
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def toStrTidy(raw) -> str: # change to str with trim and lower |
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return toStr(raw).strip().lower() |
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class filterException(Exception): # 检测异常 |
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def __init__(self, reason): |
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self.reason = reason |
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def __dictCheck(data: dict, objectList: dict, limitRules: dict, keyPrefix: str) -> dict: # 递归检查dict |
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result = {} |
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for key, option in limitRules.items(): # 遍历规则 |
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keyName = key if keyPrefix == '' else keyPrefix + '.' + key |
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keyName = '`' + keyName + '`' |
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# 检查必选key 补全可选key |
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if key not in data: |
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if option['optional']: # 必选 |
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raise filterException('Missing ' + keyName + ' option') # 必选值缺失 |
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raise filterException('Missing `' + keyName + '` option') # 必选值缺失 |
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else: # 可选 |
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data[key] = option['default'] # 补全可选值 |
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allowNone = False |
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if 'allowNone' in option and option['allowNone']: # 允许为None |
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allowNone = True |
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if not (data[key] is None and allowNone): # 忽略允许None且为None的情况 |
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if 'format' in option: # 预处理数据 |
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try: |
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data[key] = option['format'](data[key]) |
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except Exception as reason: |
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raise filterException('Illegal ' + keyName + ': ' + str(reason)) # 格式化错误 |
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raise filterException('Illegal `' + keyName + '`: ' + str(reason)) # 格式化错误 |
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# 检查value类型 |
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allowNone = False |
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if 'allowNone' in option and option['allowNone']: # 允许为None |
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allowNone = True |
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if data[key] is None: # 值为None |
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if not allowNone: # 不允许为None |
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raise filterException('Unexpected None in ' + keyName) |
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raise filterException('Unexpected None in `' + keyName + '`') |
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result[key] = None |
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else: |
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dataValue = copy.deepcopy(data[key]) |
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if isinstance(option['type'], (str, list)) and not isinstance(dataValue, dict): # 子对象下必为dict |
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raise filterException('Illegal `' + keyName + '`: should be dictionary') |
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if isinstance(option['type'], str): # 单子对象 |
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result[key] = __dictCheck(dataValue, objectList, objectList[option['type']], keyName) # 检查子对象 |
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elif isinstance(option['type'], list): # 多子对象 |
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@ -116,26 +148,36 @@ def __dictCheck(data: dict, objectList: dict, limitRules: dict, keyPrefix: str) |
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subResult = __dictCheck(dataValue, objectList, objectList[valueType], keyName) # 尝试检查子对象 |
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except filterException as reason: |
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errMsg = str(reason) # 捕获抛出信息 |
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temp = None |
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except: |
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temp = None |
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continue |
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else: # 子对象匹配成功 |
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break |
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if subResult is None: # 无匹配子级 |
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if errMsg is not None: # 存在子级异常信息 |
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raise filterException(errMsg) |
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raise filterException('Error in ' + keyName + ' option') |
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raise filterException('Error in `' + keyName + '` option') |
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result[key] = subResult |
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elif not isinstance(data[key], option['type']): # 类型不匹配 |
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raise filterException('Illegal ' + keyName + ' option') |
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raise filterException('Illegal `' + keyName + '` option') |
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else: # 检查无误 |
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result[key] = dataValue |
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if result[key] is not None: # allowNone为False |
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if 'filter' in option and not option['filter'](result[key]): # 格式检查 |
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if 'filter' in option: |
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errFlag = False |
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try: |
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if not option['filter'](result[key]): # 格式检查 |
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errFlag = True |
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except: |
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raise filterException('Filter error in `' + keyName + '`') |
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else: |
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if errFlag: |
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if 'indexKey' in option and option['indexKey']: |
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raise Exception('Filter index key') |
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raise filterException(option['errMsg']) |
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return result |
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def __ruleCheck(ruleSet: dict) -> None: # 规则集合法性检查 |
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if 'rootObject' not in ruleSet: # 根对象检查 |
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raise Exception('Miss root object') |
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@ -195,6 +237,10 @@ def __ruleCheck(ruleSet: dict) -> None: # 规则集合法性检查 |
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if 'errMsg' in option and not isinstance(option['errMsg'], str): # errMsg必须为str |
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raise Exception('Error message must be str in ' + keyName) |
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if 'indexKey' in option and not isinstance(option['indexKey'], bool): # indexKey必为bool |
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raise Exception('Illegal indexKey in ' + keyName) |
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def ruleFilter(rawData: dict, ruleSet: dict, header: dict) -> tuple[bool, dict or str]: |
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""" |
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使用规则集检查原始数据 |
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Dnomd343
3 years ago