index.py

   1
   2 import os.path,urllib
   3 import shutil,re
   4 import tornado.escape
   5 import tornado.web
   6 import tornado.httpserver
   7 import tornado.ioloop
   8 import tornado.options
   9 from tornado.options import define,options
  10 from tinydb import TinyDB,Query,where
  11 from tinydb.operations import delete
  12 from datetime import datetime
  13 import json
  14
  15 define('port',default=8000,help='run on the given port',type=int)
  16
  17 class BaseHandler(tornado.web.RequestHandler):
  18     def get_current_user(self):
  19         user = self.get_secure_cookie('admin_user')
  20         return tornado.escape.utf8(user)
  21
  22     def set_current_user(self,username):
  23         self.set_secure_cookie('admin_user',username)
  24
  25     def clear_current_user(self):
  26         self.clear_cookie('admin_user')
  27
  28 class IndexHandler(BaseHandler):
  29     def get(self,dbname,page='0'):
  30         params = self.application.db.get(where('kinds') == 'conf')
  31         if params['mentenance'] == True:
  32             self.render('mentenance.htm',title=params['title'],db=dbname)
  33             return
  34         if self.application.collection(dbname) == False:
  35             if self.current_user == b'admin':
  36                 self.application.db.table(dbname)
  37             else:
  38                 raise tornado.web.HTTPError(404)
  39                 return
  40         key = self.get_argument('key','')
  41         if key:
  42             table = self.application.db.table(dbname)
  43             rec = table.get(where('number') == int(key))
  44             if rec:
  45                 self.render('article.htm',record=rec)
  46                 return
  47             else:
  48                 raise tornado.web.HTTPError(404)
  49                 return
  50         i = params['count']
  51         rule = tornado.escape.url_unescape(self.get_cookie('aikotoba',''))
  52         na = tornado.escape.url_unescape(self.get_cookie("username",u"誰かさん"))
  53         pos = self.application.gpos(dbname,page)
  54         table = self.application.db.table(dbname)
  55         start = (pos-1)*i
  56         if start < 0:
  57             start = len(table)-i
  58             if start < 0:
  59                 start = 0
  60         rec = sorted(table.all(),key=lambda x: x['number'])[start:start+i]
  61         if len(table) >= 10*i:
  62             self.render('modules/full.htm',position=pos,records=rec,data=params,db=dbname)
  63             return
  64         if (dbname == params['info name'])and(self.current_user != b'admin'):
  65             self.render('modules/info.htm',position=pos,records=rec,data=params,db=dbname)
  66         else:
  67             self.render('modules/index.htm',position=pos,records=rec,data=params,username=na,db=dbname,aikotoba=rule)
  68
  69 class LoginHandler(BaseHandler):
  70     def get(self):
  71         query = urllib.parse.urlparse(self.request.uri).query
  72         qs = urllib.parse.parse_qs(query)
  73         if 'db' in qs:
  74             dbname = qs['db']
  75         elif 'next' in qs:
  76             s = qs['next'][0]
  77             dbname = urllib.parse.parse_qs(s[s.find('?')+1:])['db']
  78         else:
  79             dbname = {}
  80         if len(dbname) == 0:
  81             raise tornado.web.HTTPError(404)
  82             return
  83         else:
  84             self.render('login.htm',db=dbname[0])
  85
  86     def post(self):
  87         pw = self.application.db.get(where('kinds') == 'conf')
  88         if self.get_argument('password') == pw['password']:
  89             self.set_current_user('admin')
  90         dbname = self.get_argument('record')
  91         self.redirect('/'+dbname+'/admin/0/')
  92
  93 class LogoutHandler(BaseHandler):
  94     def get(self):
  95         self.clear_current_user()
  96         self.redirect('/login')
  97
  98 class NaviHandler(tornado.web.RequestHandler):
  99     def get(self):
 100         col,na = self.name()
 101         self.render('top.htm',coll=col,name=na,full=self.full)
 102
 103     def name(self):
 104         names = self.application.db.tables()
 105         names.remove('_default')
 106         na = self.application.db.get(where('kinds') == 'conf')['info name']
 107         if na in names:
 108             names.remove(na)
 109         else:
 110             na = ''
 111         return sorted(names),na
 112
 113     def full(self,dbname):
 114         if dbname in self.application.db.tables():
 115             i = 10*self.application.db.get(where('kinds') == 'conf')['count']
 116             table = self.application.db.table(dbname)
 117             if len(table) >= i:
 118                 return True
 119         return False
 120
 121 class TitleHandler(NaviHandler):
 122     def get(self):
 123         rec = sorted(self.title(),key=lambda x: x['date2'])
 124         self.render('title.htm',coll=rec,full=self.full)
 125
 126     def title(self):
 127         names = self.application.db.tables()
 128         names.remove('_default')
 129         for x in names:
 130             item = {}
 131             item['name'] = x
 132             table = self.application.db.table(x)
 133             i = len(table)
 134             item['count'] = i
 135             if table.contains(where('number') == 1) == True:
 136                 s = table.get(where('number') == 1)['title']
 137             else:
 138                 s = ''
 139             item['title'] = s
 140             if i == 0:
 141                 item['date'] = ''
 142                 item['date2'] = 0
 143             else:
 144                 rec = sorted(table.all(),key=lambda k: k['number'])
 145                 s = rec[i-1]['date']
 146                 item['date'] = s
 147                 i = datetime.strptime(s,'%Y/%m/%d %H:%M')
 148                 year = datetime.now().year-i.year
 149                 if year == 0:
 150                     j = 800
 151                 elif year == 1:
 152                     j = 400
 153                 else:
 154                     j = 0
 155                 item['date2'] = j+31*(i.month-1)+i.day
 156             yield item
 157
 158 class RegistHandler(tornado.web.RequestHandler):
 159     def post(self,dbname):
 160         if self.application.collection(dbname) == False:
 161             raise tornado.web.HTTPError(404)
 162             return
 163         self.database = dbname
 164         rec = self.application.db.get(where('kinds') == 'conf')
 165         words = rec['bad_words']
 166         out = rec['out_words']
 167         na = self.get_argument('name')
 168         sub = self.get_argument('title')
 169         com = self.get_argument('comment',None,False)
 170         text = ''
 171         i = 0
 172         url = []
 173         error = ''
 174         for word in out:
 175             if word in com:
 176                 error = error + u'禁止ワード.'
 177                 break
 178         for line in com.splitlines(True):
 179             if error != '':
 180                 break
 181             for word in words:
 182                 if word in line.lower():
 183                     error = error + u'タグ違反.('+word+')'
 184             i += len(line)
 185             obj = re.finditer('http[s]?://(?:[a-zA-Z]|[0-9]|[$-_@.&+]|[!*\(\),]|(?:%[0-9a-fA-F][0-9a-fA-F]))+', line)
 186             for x in obj:
 187                 if x.group() not in url:
 188                     url.append(x.group())
 189             if re.match(' ',line):
 190                 line = line.replace(' ','&nbsp;',1)
 191             text = text+'<p>'+self.link(line)+'<br></p>'
 192         s = ''
 193         for x in url:
 194             s = s+'<tr><td><a class=livepreview target=_blank href={0}>{0}</a></td></tr>'.format(x)
 195         if s:
 196             text = text+'<table><tr><td>検出URL:</td></tr>'+s+'</table>'
 197         pw = self.get_argument('password')
 198         if i == 0:
 199             error = error + u'本文がありません.'
 200         elif i > 1000:
 201             error = error +u'文字数が1,000をこえました.'
 202         article = self.application.db.table(dbname)
 203         if len(article) == 0:
 204             no = 1
 205         else:
 206             item = sorted(article.all(),key=lambda x: x['number'])[len(article)-1]
 207             no = item['number']+1
 208         if error == '':
 209             if not na:
 210                 na = u'誰かさん'
 211             s = datetime.now()
 212             reg = {'number':no,'name':na,'title':sub,'comment':text,'raw':com,'password':pw,'date':s.strftime('%Y/%m/%d %H:%M')}
 213             article.insert(reg)
 214             self.set_cookie('username',tornado.escape.url_escape(na))
 215             self.redirect('/'+dbname+'#article')
 216         else:
 217             self.render('regist.htm',content=error)
 218
 219     def link(self,command):
 220         i = 0
 221         text = ''
 222         obj = re.finditer('>>[0-9]+',command)
 223         for x in obj:
 224             s = '<a class=minpreview data-preview-url=/{0}?key={1} href=/{0}/userdel?job={1}>>>{1}</a>'.format(self.database,x.group()[2:])
 225             text = text+command[i:x.start()]+s
 226             i = x.end()
 227         else:
 228             text = text+command[i:]
 229         return text
 230
 231 class AdminHandler(BaseHandler):
 232     @tornado.web.authenticated
 233     def get(self,dbname,page):
 234         if dbname == '':
 235             dbname = self.get_argument('record','')
 236         if self.application.collection(dbname) == False:
 237             raise tornado.web.HTTPError(404)
 238             return
 239         table = self.application.db.table(dbname)
 240         rec = sorted(table.all(),key=lambda x: x['number'])
 241         mente = self.application.db.get(where('kinds') == 'conf')
 242         if mente['mentenance'] == True:
 243             check = 'checked=checked'
 244         else:
 245             check = ''
 246         pos = self.application.gpos(dbname,page)
 247         i = mente['count']
 248         start = (pos-1)*i
 249         if start < 0:
 250             start = len(table)-i
 251             if start < 0:
 252                 start = 0
 253         self.render('modules/admin.htm',position=pos,records=rec[start:start+i],mente=check,password=mente['password'],db=dbname)
 254
 255 class AdminConfHandler(BaseHandler):
 256     @tornado.web.authenticated
 257     def post(self,dbname,func):
 258         if func == 'set':
 259             param = self.application.db.get(where('kinds') == 'conf')['mentenance']
 260             if self.get_argument('mente','') == 'on':
 261                 mente = True
 262                 if param != mente:
 263                     self.store()
 264             else:
 265                 mente = False
 266                 if param != mente:
 267                     self.restore()
 268             word = self.get_argument('pass','')
 269             if word == '':
 270                 self.render('regist.htm',content='パスワードを設定してください')
 271                 return
 272             else:
 273                 self.application.db.update({'mentenance':mente,'password':word},where('kinds') == 'conf')
 274         elif func == 'del':
 275             table = self.application.db.table(dbname)
 276             for x in self.get_arguments('item'):
 277                 table.remove(where('number') == int(x))
 278         self.redirect('/'+dbname+'/admin/0/')
 279
 280     def store(self):
 281         self.application.db.close()
 282         shutil.copy(st.json,st.bak)
 283         self.application.db = TinyDB(st.json)
 284
 285     def restore(self):
 286         database = self.application.db
 287         bak = TinyDB(st.bak)
 288         for x in database.tables():
 289             if self.application.collection(x) == True:
 290                 database.purge_table(x)
 291                 if x in bak.tables():
 292                     table = database.table(x)
 293                     table.insert_multiple(bak.table(x).all())
 294
 295 class UserHandler(tornado.web.RequestHandler):
 296     table = None
 297     def get(self,dbname):
 298         self.table = self.application.db.table(dbname)
 299         q = self.get_query_argument('job','0',strip=True)
 300         num = self.page(int(q))
 301         if num == '':
 302             self.redirect('/{0}#{1}'.format(dbname,q))
 303         else:
 304             self.redirect('/{0}{1}#{2}'.format(dbname,num,q))
 305
 306     def post(self,dbname):
 307         number = self.get_argument('number')
 308         if number.isdigit() == True:
 309             num = int(number)
 310             pas = self.get_argument('password')
 311             self.table = self.application.db.table(dbname)
 312             qwr = Query()
 313             obj = self.table.get(qwr.number == num)
 314             if obj and(obj['password'] == pas):
 315                 self.table.update({'title':u'削除されました','name':'','comment':u'<i><b>投稿者により削除されました</b></i>'},qwr.number == num)
 316                 self.redirect('/{0}{1}#{2}'.format(dbname,self.page(num),number))
 317             else:
 318                 self.redirect('/'+dbname)
 319
 320     def page(self,number):
 321         if self.table != None:
 322             rec = self.table.count(where('number') <= number)
 323             conf = self.application.db.get(where('kinds') == 'conf')
 324             if len(self.table)-rec >= conf['count']:
 325                 return '/'+str(1+rec//conf['count'])+'/'
 326             else:
 327                 return ''
 328
 329 class SearchHandler(tornado.web.RequestHandler):
 330     def post(self,dbname):
 331         arg = self.get_argument('word1')
 332         self.word = arg
 333         self.radiobox = self.get_argument('filter')
 334         rec = sorted(self.search(dbname),key=lambda x: x['number'])
 335         self.render('modules/search.htm',records=rec,word1=arg,db=dbname)
 336
 337     def get(self,dbname):
 338         if self.application.collection(dbname) == False:
 339             raise tornado.web.HTTPError(404)
 340             return
 341         self.render('modules/search.htm',records=[],word1='',db=dbname)
 342
 343     def search(self,dbname):
 344         table = self.application.db.table(dbname)
 345         element = self.word.split()
 346         if len(element) == 0:
 347             element = ['']
 348         while len(element) < 3:
 349             element.append(element[0])
 350         if self.radiobox == 'comment':
 351             query = (Query().raw.search(element[0])) | (Query().raw.search(element[1])) | (Query().raw.search(element[2]))
 352         else:
 353             query = (Query().name == element[0]) | (Query().name == element[1]) | (Query().name == element[2])
 354         if self.radiobox == 'comment':
 355             for x in table.search(query):
 356                 com = ''
 357                 for text in x['raw'].splitlines(True):
 358                     for word in element:
 359                         if text.find(word) > -1:
 360                             com = com +'<p style=background-color:yellow>'+text+'<br></p>'
 361                             break
 362                     else:
 363                         com = com+'<p>'+text+'<br></p>'
 364                 x['comment'] = com
 365                 yield x
 366         else:
 367             for x in table.search(query):
 368                 yield x
 369
 370 class FooterModule(tornado.web.UIModule):
 371     def render(self,number,url,link):
 372         return self.render_string('modules/footer.htm',index=number,url=url,link=link)
 373
 374 class HeadlineApi(tornado.web.RequestHandler):
 375     def get(self):
 376         response = {}
 377         for x in self.application.db.tables():
 378             if x != '_default':
 379                 response[x] = self.get_data(x)
 380         self.write(json.dumps(response,ensure_ascii=False))
 381
 382     def get_data(self,dbname):
 383         table = self.application.db.table(dbname)
 384         i = len(table)
 385         if i == 0:
 386             return {}
 387         else:
 388             rec = sorted(table.all(),key=lambda x: x['number'])[i-1]
 389             return {'number':rec['number'],'title':rec['title'],'name':rec['name'],'comment':rec['raw'][0:19]}
 390
 391 class ArticleApi(tornado.web.RequestHandler):
 392     def get(self,dbname,number):
 393         if self.application.collection(dbname) == True:
 394             table = self.application.db.table(dbname)
 395             response = table.get(where('number') == int(number))
 396             if response == None:
 397                 response = {}
 398             else:
 399                 del response['comment']
 400             self.write(json.dumps(response,ensure_ascii=False))
 401         else:
 402             tornado.web.HTTPError(404)
 403
 404     def post(self,dbname):
 405         name = self.get_argument('name',u'誰かさん')
 406         title = self.get_argument('title',u'タイトルなし')
 407         comment = self.get_argument('comment')
 408         table = self.application.db.table(dbname)
 409         table.insert({'name':name,'title':title,'comment':comment})
 410
 411 class Application(tornado.web.Application):
 412     def __init__(self):
 413         self.db = TinyDB(st.json)
 414         handlers = [(r'/',NaviHandler),(r'/login',LoginHandler),(r'/logout',LogoutHandler),(r'/title',TitleHandler),
 415                     (r'/headline/api',HeadlineApi),(r'/read/api/([a-zA-Z0-9_]+)/([0-9]+)',ArticleApi),(r'/write/api/([a-zA-Z0-9_]+)',ArticleApi),
 416                     (r'/([a-zA-Z0-9_]+)',IndexHandler),(r'/([a-zA-Z0-9_]+)/([0-9]+)/*',IndexHandler),
 417                     (r'/([a-zA-Z0-9_]+)/admin/([0-9]+)/*',AdminHandler),(r'/([a-zA-Z0-9_]+)/admin/([a-z]+)/*',AdminConfHandler),(r'/([a-zA-Z0-9_]+)/userdel',UserHandler),
 418                     (r'/([a-zA-Z0-9_]+)/search',SearchHandler),(r'/([a-zA-Z0-9_]+)/regist',RegistHandler)]
 419         settings = {'template_path':os.path.join(os.path.dirname(__file__),'templates'),
 420                         'static_path':os.path.join(os.path.dirname(__file__),'static'),
 421                         'ui_modules':{'Footer':FooterModule},
 422                         'cookie_secret':'bZJc2sWbQLKo6GkHn/VB9oXwQt8SOROkRvJ5/xJ89Eo=',
 423                         'xsrf_cookies':True,
 424                         'debug':True,
 425                         'login_url':'/login'
 426                         }
 427         tornado.web.Application.__init__(self,handlers,**settings)
 428
 429     def gpos(self,dbname,page):
 430         params = self.db.get(where('kinds') == 'conf')
 431         pos = int(page)
 432         if pos <= 0:
 433             pos = 0
 434         elif (pos-1)*params['count'] >= len(self.db.table(dbname)):
 435             pos = 0
 436         return pos
 437
 438     def collection(self,name):
 439         if name in self.db.tables():
 440             return True
 441         else:
 442             return False
 443
 444 class static():
 445     json = 'static/db/db.json'
 446     bak = 'static/db/bak.json'
 447
 448 st = static()
 449 if __name__ == '__main__':
 450     tornado.options.parse_command_line()
 451     http_server = tornado.httpserver.HTTPServer(Application())
 452     http_server.listen(options.port)
 453     tornado.ioloop.IOLoop.instance().start()