320 lines
9.2 KiB
Python
320 lines
9.2 KiB
Python
import os
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import re
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import codecs
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from traceback import print_exc
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import asyncio
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from yarl import URL
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from appPublic.http_client import Http_Client
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from functools import partial
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from aiohttp_auth import auth
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from aiohttp.web_urldispatcher import StaticResource, _WebHandler, PathLike
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from aiohttp.web_urldispatcher import Optional, _ExpectHandler
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from aiohttp.web_urldispatcher import Path
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from aiohttp.web_response import Response, StreamResponse
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from aiohttp.web_exceptions import (
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HTTPException,
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HTTPExpectationFailed,
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HTTPForbidden,
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HTTPMethodNotAllowed,
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HTTPNotFound,
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)
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from aiohttp.web_fileresponse import FileResponse
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from aiohttp.web_request import Request
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from aiohttp.web_response import Response, StreamResponse
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from aiohttp.web_routedef import AbstractRouteDef
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from appPublic.jsonConfig import getConfig
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from appPublic.MiniI18N import getI18N
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from appPublic.dictObject import DictObject, multiDict2Dict
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from appPublic.timecost import TimeCost
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from appPublic.timeUtils import timestampstr
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from .baseProcessor import getProcessor
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from .crudProcessor import CrudProcessor
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from .xlsxdsProcessor import XLSXDataSourceProcessor
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from .sqldsProcessor import SQLDataSourceProcessor
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from .functionProcessor import FunctionProcessor
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from .serverenv import ServerEnv
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from .url2file import Url2File
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from .filestorage import FileStorage
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from .restful import DBCrud
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from .dbadmin import DBAdmin
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from .filedownload import file_download, path_decode
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from .utils import unicode_escape
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def getHeaderLang(request):
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al = request.headers.get('Accept-Language')
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if al is None:
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return 'en'
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return al.split(',')[0]
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def i18nDICT(request):
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c = getConfig()
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i18n = getI18N()
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lang = getHeaderLang(request)
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l = c.langMapping.get(lang,lang)
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return json.dumps(i18n.getLangDict(l)).encode(c.website.coding)
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class ProcessorResource(StaticResource,Url2File):
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def __init__(self, prefix: str, directory: PathLike,
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*, name: Optional[str]=None,
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expect_handler: Optional[_ExpectHandler]=None,
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chunk_size: int=256 * 1024,
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show_index: bool=False, follow_symlinks: bool=False,
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append_version: bool=False,
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indexes:list=[],
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processors:dict={}) -> None:
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StaticResource.__init__(self,prefix, directory,
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name=name,
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expect_handler=expect_handler,
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chunk_size=chunk_size,
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show_index=show_index,
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follow_symlinks=follow_symlinks,
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append_version=append_version)
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Url2File.__init__(self,directory,prefix,indexes,inherit=True)
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gr = self._routes.get('GET')
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self._routes.update({'POST':gr})
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self._routes.update({'PUT':gr})
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self._routes.update({'OPTIONS':gr})
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self._routes.update({'DELETE':gr})
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self._routes.update({'TRACE':gr})
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self.y_processors = processors
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self.y_prefix = prefix
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self.y_directory = directory
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self.y_indexes = indexes
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self.y_env = DictObject()
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def setProcessors(self, processors):
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self.y_processors = processors
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def setIndexes(self, indexes):
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self.y_indexes = indexes
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def abspath(self, request, path:str):
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url = self.entireUrl(request, path)
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return self.url2file(url)
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async def getPostData(self,request: Request) -> dict:
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reader = await request.multipart()
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if reader is None:
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md = await request.post()
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ns = multiDict2Dict(md)
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return ns
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ns = {}
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while 1:
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field = await reader.next()
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if not field:
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break
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value = ''
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if hasattr(field,'filename'):
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saver = FileStorage()
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value = await saver.save(field.filename,field.read_chunk)
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else:
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value = await field.read(decode=True)
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ov = ns.get(field.name)
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if ov:
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if type(ov) == type([]):
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ov.append(value)
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else:
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ov = [ov,value]
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else:
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ov = value
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ns.update({field.name:ov})
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return ns
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async def _handle(self,request:Request) -> StreamResponse:
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name = str(request.url)
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t = TimeCost(name)
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with t:
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x = await self._handle1(request)
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print(timestampstr(),':',name,':', 'time cost=', t.end_time - t.begin_time)
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return x
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async def _handle1(self,request:Request) -> StreamResponse:
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clientkeys = {
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"iPhone":"iphone",
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"iPad":"ipad",
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"Android":"androidpad",
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"Windows Phone":"winphone",
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"Windows NT[.]*Win64; x64":"pc",
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}
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def i18nDICT():
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c = getConfig()
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g = ServerEnv()
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if not g.get('myi18n',False):
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g.myi18n = getI18N()
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lang = getHeaderLang(request)
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l = c.langMapping.get(lang,lang)
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return json.dumps(g.myi18n.getLangDict(l))
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def getClientType(request):
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agent = request.headers.get('user-agent')
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if type(agent)!=type('') and type(agent)!=type(b''):
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return 'pc'
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for k in clientkeys.keys():
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m = re.findall(k,agent)
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if len(m)>0:
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return clientkeys[k]
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return 'pc'
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def serveri18n(s):
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lang = getHeaderLang(request)
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c = getConfig()
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g = ServerEnv()
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if not g.get('myi18n',False):
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g.myi18n = getI18N()
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l = c.langMapping.get(lang,lang)
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return g.myi18n(s,l)
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def gethost():
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return '/'.join(str(request.url).split('/')[:3])
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async def getArgs():
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ns = DictObject()
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if request.method == 'POST':
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return await self.getPostData(request)
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ns = multiDict2Dict(request.query)
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return ns
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self.y_env.i18n = serveri18n
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self.y_env.i18nDict = i18nDICT
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self.y_env.terminalType = getClientType(request)
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self.y_env.absurl = self.absUrl
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self.y_env.entire_url = partial(self.entireUrl,request)
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self.y_env.abspath = self.abspath
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self.y_env.request2ns = getArgs
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self.y_env.resource = self
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self.y_env.gethost = gethost
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self.y_env.path_call = partial(self.path_call,request)
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self.user = await auth.get_auth(request)
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self.request_filename = self.url2file(str(request.url))
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path = request.path
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config = getConfig()
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if config.website.dbadm and path.startswith(config.website.dbadm):
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pp = path.split('/')[2:]
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if len(pp)<3:
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print(str(request.url), 'not found')
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raise HTTPNotFound
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dbname = pp[0]
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tablename = pp[1]
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action = pp[2]
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adm = DBAdmin(request,dbname,tablename,action)
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return await adm.render()
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if config.website.dbrest and path.startswith(config.website.dbrest):
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pp = path.split('/')[2:]
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if len(pp)<2:
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print(str(request.url), 'not found')
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raise HTTPNotFound
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dbname = pp[0]
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tablename = pp[1]
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id = None
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if len(pp) > 2:
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id = pp[2]
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crud = DBCrud(request,dbname,tablename,id=id)
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return await crud.dispatch()
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if config.website.download and path.startswith(config.website.download):
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pp = path.split('/')[2:]
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if len(pp)<1:
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print(str(request.url), 'not found')
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raise HTTPNotFound
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dp = '/'.join(pp)
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path = path_decode(dp)
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return await file_download(request, path)
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# processor = self.url2processor(request, str(request.url))
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processor = self.url2processor(request, str(request.url), self.request_filename)
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if processor:
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return await processor.handle(request)
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if self.request_filename and self.isHtml(self.request_filename):
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return await self.html_handle(request, self.request_filename)
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if self.request_filename and os.path.isdir(self.request_filename):
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config = getConfig()
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if not config.website.allowListFolder:
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print(str(request.url), 'not found')
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raise HTTPNotFound
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return await super()._handle(request)
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async def html_handle(self,request,filepath):
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with open(filepath,'rb') as f:
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b = f.read()
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utxt = b.decode('unicode_escape')
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txt = b.decode('utf-8')
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headers = {
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'Content-Type': 'text/html; utf-8',
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'Accept-Ranges': 'bytes',
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'Content-Length': str(len(utxt))
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}
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resp = Response(text=txt,headers=headers)
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return resp
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def isHtml(self,fn):
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try:
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with codecs.open(fn,'r','utf-8') as f:
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b = f.read()
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while b[0] in ['\n',' ','\t']:
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b = b[1:]
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if b.lower().startswith('<html>'):
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return True
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if b.lower().startswith('<!doctype html>'):
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return True
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except Exception as e:
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return False
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def url2processor(self, request, url, fpath):
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config = getConfig()
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url = self.entireUrl(request, url)
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host = '/'.join(str(request.url).split('/')[:3])
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path = url[len(host):].split('?')[0]
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real_path = self.abspath(request, path)
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if config.website.startswiths:
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for a in config.website.startswiths:
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if path.startswith(a.leading):
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processor = FunctionProcessor(path,self,a)
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return processor
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if self.request_filename is None:
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print(url, 'not found')
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raise HTTPNotFound
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for word, handlername in self.y_processors:
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if fpath.endswith(word):
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Klass = getProcessor(handlername)
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processor = Klass(path,self)
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return processor
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return None
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def entireUrl(self, request, url):
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if url.startswith('http://') or url.startswith('https://'):
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return url
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h = '/'.join(str(request.url).split('/')[:3])
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if url.startswith('/'):
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return '%s%s' % (h,url)
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path = request.path
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if self.request_filename and os.path.isdir(self.request_filename):
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path = '%s/oops' % path
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p = self.relatedurl(path,url)
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return '%s%s' % (h, p)
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async def path_call(self,request, path, params={}):
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url = self.entireUrl(request, path)
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fpath = self.url2file(url)
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processor = self.url2processor(request, url, fpath)
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return await processor.path_call(request, params=params)
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def absUrl(self,request,url):
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http='http://'
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https='https://'
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if url.startswith('https://') or url.startswith('http://') :
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return url
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path = request.path
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new_path = self.relatedurl(path,url)
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return self.entireUrl(request, new_path)
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