import os import sys try: import ujson as json except: import json from jinja2 import Environment,FileSystemLoader import codecs from appPublic.argsConvert import ArgsConvert from appPublic.dictObject import DictObject def isNone(obj): return obj is None class MyTemplateEngine: def __init__(self,pathList,file_coding='utf-8',out_coding='utf-8'): self.file_coding = file_coding self.out_coding = out_coding loader = FileSystemLoader(pathList, encoding=self.file_coding) self.env = Environment(loader=loader, enable_async=False) denv={ 'json':json, 'hasattr':hasattr, 'int':int, 'float':float, 'str':str, 'type':type, 'isNone':isNone, 'len':len, 'render':self.render, 'renders':self.renders, 'ArgsConvert':ArgsConvert, 'renderJsonFile':self.renderJsonFile, 'ospath':lambda x:os.path.sep.join(x.split(os.altsep)), 'basename':lambda x:os.path.basename(x), 'basenameWithoutExt':lambda x:os.path.splitext(os.path.basename(x))[0], 'extname':lambda x:os.path.splitext(x)[-1], } self.env.globals.update(denv) def set(self,k,v): self.env.globals.update({k:v}) def _render(self,template,data): # print('**********template=',template,'**data=',data,'type_data=',type(data),'************') uRet = template.render(**data) return uRet def renders(self,tmplstring,data): def getGlobal(): return data self.set('global',getGlobal) template = self.env.from_string(tmplstring) return self._render(template,data) def render(self,tmplfile,data): def getGlobal(): return data self.set('global',getGlobal) template = self.env.get_template(tmplfile) return self._render(template,data) def renderJsonFile(self,tmplfile,jsonfile): with codecs.open(jsonfile,"r",self.file_coding) as f: data = json.load(f) return self.render(tmplfile,data)