#-*- coding: utf-8 -*- # Copyright 2008-2010 Mir Calculate Ltd. http://www.calculate-linux.org # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import re from xml import xpath from cl_template import blocText, xmlDoc from format.bind import bind class apache(bind): """Класс для обработки конфигурационного файла типа apache """ _comment = "#" configName = "apache" configVersion = "0.1" __headerArea = "[^\<\> \t]+[ \t]+[^\<\> \t]+" __openArea = "[ \t]*\<%s\>"%(__headerArea) __closeArea = "[ \t]*\<\/[^\<\>]+\>" sepFields = "\n" reOpen = re.compile(__openArea) reClose = re.compile(__closeArea) reCloseArea = re.compile(__closeArea + "\s*\Z") reComment = re.compile("[ \t]*%s"%(_comment)) reSepFields = re.compile(sepFields) reSeparator = re.compile("[ \t]+") reHeader = re.compile(__headerArea) def __init__(self,text): self.text = text self.blocTextObj = blocText() # Объект документ self.docObj = self.textToXML() # Создаем поля-массивы self.docObj.postParserList() # Создаем поля разделенные массивы self.docObj.postParserListSeplist(self.docObj.body) # XML документ self.doc = self.docObj.doc def postXML(self): """Последующая постобработка XML""" # Для добавления перевода строки перед закрывающим тегом # конфигурационного файла xmlFields = xpath.Evaluate("child::fields", self.docObj.body) if not (xmlFields and\ self.docObj.getTypeField(xmlFields[-1]) == "br"): self.docObj.body.appendChild(self.docObj.createField("br", [],"",[], False,False)) xmlAreas = xpath.Evaluate("child::area", self.docObj.body) for xmlArea in xmlAreas: xmlFields = xpath.Evaluate("child::field", xmlArea) if not (xmlFields and\ self.docObj.getTypeField(xmlFields[-1]) == "br"): xmlArea.appendChild(self.docObj.createField("br", [],"",[], False,False)) def join(self, apacheObj): """Объединяем конфигурации""" if isinstance(apacheObj, apache): self.docObj.joinDoc(apacheObj.doc) self.postXML() # Делим область на составные части def findOpenClose(self, text, reOpen, reClose, reComment, reHeader): """Делит область на составные части начальный текстовый блок, открывающий блок, блок-тело, закрывающий блок """ firstBloc = "" startBloc = "" bodyBloc = "" endBloc = "" textLines = text.splitlines() findOpen = False if textLines: findOpen = reOpen.search(textLines[0]) openBl = reOpen.search(text) if findOpen and reComment.split(text)[0].strip(): blocA = text[openBl.end():] firstBloc = "" startBloc = text[openBl.start():openBl.end()] headBl = reHeader.search(startBloc) if headBl: firstBloc = headBl.group(0) closeBl = reClose.search(blocA) endBloc = blocA[closeBl.start():closeBl.end()] bodyBloc = blocA[:closeBl.start()] return (firstBloc, startBloc, bodyBloc, endBloc) else: return (firstBloc, startBloc, text, endBloc) # Делим текст на области включая вложенные (areas массив областей) def splitToAllArea(self, text, areas, reOpen, reClose, reCloseArea, reComment, reSepFields, reHeader): """Делит текст на области включая вложенные возвращает список объектов областей (переменная areas) """ class area: def __init__(self): self.header = False self.start = False self.fields = [] self.end = False blocs = self.blocTextObj.splitTxtToBloc(text,reOpen,reClose, reComment,reSepFields) for i in blocs: areaA = area() first,start,body,end = self.findOpenClose(i, reOpen, reCloseArea, reComment, reHeader) areaA.header = first.replace(" ","").replace("\t","") areaA.start = start areaA.end = end if areaA.end: blocsA = self.blocTextObj.splitTxtToBloc(body,reOpen,reClose, reComment,reSepFields) if blocsA and blocsA[0] == body: areaA.fields.append(body) areas.append(areaA) else: for ar in blocsA: self.splitToAllArea(ar, areaA.fields, reOpen, reClose, reCloseArea, reComment, reSepFields, reHeader) areas.append(areaA) else: areaA.fields.append(body) areas.append(areaA) def setDataField(self, txtLines, endtxtLines): """Создаем список объектов с переменными""" class fieldData: def __init__(self): self.name = False self.value = False self.comment = False self.br = False fields = [] field = fieldData() z = 0 for k in txtLines: textLine = k + endtxtLines[z] z += 1 findComment = self.reComment.search(textLine) if not textLine.strip(): field.br = textLine fields.append(field) field = fieldData() elif findComment: field.comment = textLine fields.append(field) field = fieldData() else: pars = textLine.strip() nameValue = self.reSeparator.split(pars) if len (nameValue) == 1: field.name = "" field.value = textLine.replace(self.sepFields,"") field.br = textLine fields.append(field) field = fieldData() if len(nameValue) == 3: valueList = nameValue[2:] nameValue =["".join(nameValue[:2])," ".join(valueList)] if len(nameValue) > 3: valueList = nameValue[1:] nameValue =[nameValue[0]," ".join(valueList).replace(\ self.sepFields,"")] if len(nameValue) == 2: name = nameValue[0] value = nameValue[1].replace(self.sepFields,"") field.name = name.replace(" ","").replace("\t","") field.value = value field.br = textLine fields.append(field) field = fieldData() return fields def textToXML(self): """Преобразуем тект в XML""" areas = [] self.splitToAllArea(self.text, areas, self.reOpen, self.reClose, self.reCloseArea,self.reComment,self.reSepFields, self.reHeader) docObj = xmlDoc() # Создание объекта документ c пустым разделителем между полями docObj.createDoc(self.configName, self.configVersion) if not areas: return docObj self.createXML(areas, docObj.getNodeBody(), docObj) return docObj