def GetPostList(self, svc, session, params):
""" handle board/post_list
List posts in this board in mode 'mode'.
Start listing from post #'start', till post #'end',
return at most 'count' posts.
"""
mode = Util.GetString(params, 'mode', 'normal')
start = Util.GetInt(params, 'start')
end = Util.GetInt(params, 'end')
count = Util.GetInt(params, 'count')
allow_empty = not start and not end
if (mode == 'normal'):
total = self.status.total
else:
total = self.PostCount(mode)
start, end = Util.CheckRange(start, end, count, DEFAULT_GET_POST_COUNT,
total)
if ((start <= end) and (start >= 1) and (end <= total)):
bread = BRead.BReadMgr.LoadBRead(session.GetUser().name)
if (bread != None):
bread.Load(self.name)
if (mode == 'normal' or mode == 'digest' or mode == 'mark'
or mode == 'sticky' or mode == 'thread'
or mode == 'origin'):
dirf = open(self.GetDirPath(mode), 'rb')
post = {}
first = True
result = '[\n'
for i in range(start - 1, end):
pe = self.GetPostEntry(i, mode, dirf)
if (pe is None):
continue
if (not first):
result += ',\n'
first = False
post = pe.GetInfoExtended(session.GetUser(), self, 'post')
post['id'] = i + 1
read = True
if (bread != None):
read = not bread.QueryUnread(pe.id, self.name)
post['read'] = read
# post['filename'] = pe.filename
result += json.dumps(post, 'utf-8')
result += '\n]'
svc.writedata(result)
dirf.close()
else:
if allow_empty:
svc.writedata('[]')
else:
raise OutOfRange('out of range')
return
def GetAttachmentReq(self, svc, session, params, id):
mode = Util.GetString(params, 'mode', 'normal')
offset = Util.GetInt(params, 'offset')
if (offset <= 0):
raise WrongArgs("invalid or lacking offset")
if ((id >= 1) and (id <= self.status.total)):
pe = self.GetPostEntry(id - 1, mode)
attach = Post.ReadAttachment(self.GetBoardPath() + pe.filename,
offset)
attach = {
'name': attach[0],
'content': base64.b64encode(attach[1])
}
svc.writedata(json.dumps(attach))
else:
raise OutOfRange("invalid post id")
def GetPost(self, svc, session, params, id, start, count):
mode = Util.GetString(params, 'mode', 'normal')
if (mode == 'junk' or mode == 'deleted'):
raise NoPerm("invalid mode!")
if ((id >= 1) and (id <= self.status.total)):
pe = self.GetPostEntry(id - 1, mode)
postpath = self.GetBoardPath() + pe.filename
post = pe.GetInfo('post')
post['id'] = id
postinfo = Post(postpath, pe)
post = dict(post.items() + postinfo.GetInfo(start, count).items())
if (post['picattach'] or post['otherattach']):
post['attachlink'] = Post.GetAttachLink(session, self, pe)
svc.writedata(json.dumps(post))
bread = BRead.BReadMgr.LoadBRead(session.GetUser().name)
bread.Load(self.name)
bread.MarkRead(pe.id, self.name)
else:
raise OutOfRange("invalid post id")
return
def GetNextPostReq(self, svc, session, params, id):
direction = Util.GetString(params, 'direction', 'forward')
bfwd = True
if (direction == 'backward'):
bfwd = False
# idonly / compact / detailed
mode = svc.get_str(params, 'mode', 'idonly')
content_len = svc.get_int(params, 'max_lines', 25)
last_one = bool(svc.get_int(params, 'last_one', 0))
only_new = bool(svc.get_int(params, 'only_new', 0))
(next_id, next_xid) = self.GetNextPost(id, bfwd, last_one, only_new,
session.GetUser())
if next_id < 1:
raise ServerError("fail to get next post")
else:
if mode == 'idonly':
nextinfo = {}
nextinfo['nextid'] = next_id
nextinfo['nextxid'] = next_xid
svc.writedata(json.dumps(nextinfo))
else:
post_info = self.ObtainPost(session, next_id, next_xid, mode,
content_len)
retry = 0
while post_info is None and retry < 5:
(next_id,
next_xid) = self.GetNextPost(id, bfwd, last_one, only_new,
session.GetUser())
if next_id < 1:
raise ServerError("fail to get next post")
post_info = self.ObtainPost(session, next_id, next_xid,
mode, content_len)
retry += 1
if post_info is None:
raise ServerError("fail to get next post, retry exhausted")
svc.writedata(json.dumps(post_info))
