imapfilter/src/mailbox.lua

1069 lines
31 KiB
Lua

-- The Mailbox class represents a mailbox that resides in an IMAP account.
Mailbox = {}
Mailbox._mt = {}
setmetatable(Mailbox, Mailbox._mt)
Mailbox._mt.__call = function (self, account, mailbox)
local object = {}
object._type = 'mailbox'
object._account = account
object._mailbox = mailbox
for key, value in pairs(Mailbox) do
if type(value) == 'function' then object[key] = value end
end
object._mt = {}
object._mt.__index = object._attach_message
setmetatable(object, object._mt)
return object
end
function Mailbox._attach_message(self, uid)
self[uid] = Message(self._account, self, uid)
return self[uid]
end
function Mailbox._detach_message(self, uid)
self[uid] = nil
end
function Mailbox._cached_select(self)
if self._account._selected == nil or
self._account._selected ~= self._mailbox then
local r = ifcore.select(self._account._session, self._mailbox)
if r == true then
self._account._selected = self._mailbox
return true
elseif r == false then
return false
elseif r == nil then
error("select request failed", 0)
end
else
return true
end
end
function Mailbox._cached_close(self)
self._account._selected = nil
local r = ifcore.close(self._account._session)
if r == nil then error("close request failed", 0) end
return r
end
function Mailbox._send_query(self, criteria, charset)
_check_optional(criteria, { 'string', 'table' })
_check_optional(charset, 'string')
if self._cached_select(self) ~= true then return {} end
local query
if criteria == nil then
query = 'ALL'
elseif type(criteria) == 'string' then
query = 'ALL ' .. criteria
else
query = _make_query(criteria)
end
if charset == nil then
if type(options.charset) == 'string' then
charset = options.charset
else
charset = ''
end
end
local r, results = ifcore.search(self._account._session, query, charset)
if r == false then
return false
elseif r == nil then
error("search request failed", 0)
end
if options.close == true then self._cached_close(self) end
if results == nil then return {} end
local t = {}
for n in string.gmatch(results, '%d+') do
table.insert(t, { self, tonumber(n) })
end
return t
end
function Mailbox._flag_messages(self, mode, flags, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local f = ''
if #flags ~= 0 then f = table.concat(flags, ' ') end
local m = _make_range(messages)
local n = #m
local r = false
for i = 1, n, 50 do
j = i + 49
if n < j then
j = n
end
r = ifcore.store(self._account._session, table.concat(m, ',', i, j),
mode, f)
if r == false then
break
elseif r == nil then
error("store request failed", 0)
end
end
if options.close == true then self._cached_close(self) end
return r
end
function Mailbox._copy_messages(self, dest, messages)
if not messages or #messages == 0 then return end
local r = false
if self._account._session == dest._account._session then
if self._cached_select(self) ~= true then return end
local m = _make_range(messages)
local n = #m
for i = 1, n, 50 do
j = i + 49
if n < j then
j = n
end
r = ifcore.copy(self._account._session, table.concat(m, ',', i, j),
dest._mailbox)
if r == false then
break
elseif r == nil then
error("copy request failed", 0)
end
end
if options.close == true then self._cached_close(self) end
else
local fast = self._fetch_fast(self, messages)
local mesgs = self._fetch_message(self, messages)
for i in pairs(fast) do
for k, v in ipairs(fast[i]['flags']) do
if string.lower(v) == '\\recent' then
table.remove(fast[i]['flags'], k)
end
end
r = ifcore.append(dest._account._session, dest._mailbox, mesgs[i],
table.concat(fast[i]['flags'], ' '),
fast[i]['date'])
if r == nil then error("append request failed", 0) end
end
end
return r
end
function Mailbox._fetch_fast(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
local r, flags, date, size = ifcore.fetchfast(self._account._session,
tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchfast request failed", 0)
end
if flags ~= nil and date ~= nil and size ~= nil then
local f = {}
for s in string.gmatch(flags, '%S+') do
table.insert(f, s)
end
results[m] = {}
results[m]['flags'] = f
results[m]['date'] = date
results[m]['size'] = size
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_flags(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
local r, flags = ifcore.fetchflags(self._account._session, tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchflags request failed", 0)
end
if flags ~= nil then
local f = {}
for s in string.gmatch(flags, '%S+') do
table.insert(f, s)
end
results[m] = f
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_date(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
if options.cache == true and
self[m]._date then
results[m] = self[m]._date
else
local r, date = ifcore.fetchdate(self._account._session,
tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchdate request failed", 0)
end
if date ~= nil then
results[m] = date
if options.cache == true then self[m]._date = date end
end
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_size(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
if options.cache == true and
self[m]._size then
results[m] = self[m]._size
else
local r, size = ifcore.fetchsize(self._account._session,
tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchsize request failed", 0)
end
if size ~= nil then
results[m] = tonumber(size)
if options.cache == true then self[m]._size = tonumber(size) end
end
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_header(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
if options.cache == true and
self[m]._header then
results[m] = self[m]._header
else
local r, header = ifcore.fetchheader(self._account._session,
tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchheader request failed", 0)
end
if header ~= nil then
results[m] = header
if options.cache == true then self[m]._header = header end
end
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_body(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
if options.cache == true and
self[m]._body then
results[m] = self[m]._body
else
local r, body = ifcore.fetchbody(self._account._session,
tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchbody request failed", 0)
end
if body ~= nil then
results[m] = body
if options.cache == true then self[m]._body = body end
end
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_message(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local header = self._fetch_header(self, messages)
local body = self._fetch_body(self, messages)
local results = {}
for _, m in ipairs(messages) do
if header[m] == nil then
results[m] = nil
elseif body[m] == nil then
results[m] = header[m]
else
results[m] = header[m] .. body[m]
end
end
return results
end
function Mailbox._fetch_fields(self, fields, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
results[m] = ''
for _, f in ipairs(fields) do
if options.cache == true and
self[m]._fields[f] then
results[m] = results[m] .. self[m]._fields[f]
else
local r, field = ifcore.fetchfields(self._account._session,
tostring(m), f)
if r == false then
return false
elseif r == nil then
error("fetchfields request failed", 0)
end
if field ~= nil then
field = string.gsub(field, "\r\n\r\n$", "\n")
results[m] = results[m] .. field
if options.cache == true then self[m]._fields[f] = field end
end
end
end
results[m] = string.gsub(results[m], "\n$", "")
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_structure(self, messages)
if not messages or #messages == 0 then return end
if self._cached_select(self) ~= true then return end
local results = {}
for _, m in ipairs(messages) do
if options.cache == true and
self[m]._structure then
results[m] = self[m]._structure
else
local r, structure = ifcore.fetchstructure(self._account._session,
tostring(m))
if r == false then
return false
elseif r == nil then
error("fetchstructure request failed", 0)
end
if structure ~= nil then
local parsed = _parse_structure({ ['s'] = structure,
['i'] = 1 })
results[m] = parsed
if options.cache == true then self[m]._structure = parsed end
end
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox._fetch_parts(self, parts, message)
if self._cached_select(self) ~= true then return end
local results = {}
for _, part in ipairs(parts) do
results[part] = ''
if options.cache == true and
self[message]._parts[part] then
results[part] = self[message]._parts[part]
else
local r, bodypart = ifcore.fetchpart(self._account._session,
tostring(message), part)
if r == false then
return false
elseif r == nil then
error("fetchparts request failed", 0)
end
if bodypart ~= nil then
results[part] = bodypart
self[message]._parts[part] = bodypart
end
end
end
if options.close == true then self._cached_close(self) end
return results
end
function Mailbox.check_status(self)
local r, exist, recent, unseen, uidnext =
ifcore.status(self._account._session,self._mailbox)
if r == false then
return false
elseif r == nil then
error("status request failed", 0)
end
if options.info == true then
print(string.format("%d messages, %d recent, %d unseen, in %s@%s/%s.",
exist, recent, unseen,
self._account._username,
self._account._server, self._mailbox))
end
return exist, recent, unseen, uidnext
end
function Mailbox.send_query(self, criteria, charset)
return Set(self._send_query(self, criteria, charset))
end
function Mailbox.select_all(self)
return self.send_query(self)
end
function Mailbox.add_flags(self, flags, messages)
_check_required(flags, 'table')
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', flags, mesgs)
if options.info == true and r == true then
print(string.format("%d messages flagged in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.remove_flags(self, flags, messages)
_check_required(flags, 'table')
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'remove', flags, mesgs)
if options.info == true and r == true then
print(string.format("%d messages flagged in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.replace_flags(self, flags, messages)
_check_required(flags, 'table')
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'replace', flags, mesgs)
if options.info == true and r == true then
print(string.format("%d messages flagged in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.mark_answered(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', { '\\Answered' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages marked answered in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.mark_deleted(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', { '\\Deleted' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages marked deleted in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.mark_draft(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', { '\\Draft' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages marked draft in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.mark_flagged(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', { '\\Flagged' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages marked flagged in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.mark_seen(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', { '\\Seen' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages marked seen in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.unmark_answered(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'remove', { '\\Answered' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages unmarked answered in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.unmark_deleted(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'remove', { '\\Deleted' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages unmarked deleted in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.unmark_draft(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'remove', { '\\Draft' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages unmarked draft in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.unmark_flagged(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'remove', { '\\Flagged' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages unmarked flagged in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.unmark_seen(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'remove', { '\\Seen' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages unmarked seen in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.delete_messages(self, messages)
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._flag_messages(self, 'add', { '\\Deleted' }, mesgs)
if options.info == true and r == true then
print(string.format("%d messages deleted in %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.copy_messages(self, dest, messages)
_check_required(dest, 'table')
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local r = self._copy_messages(self, dest, mesgs)
if options.info == true and r == true then
print(string.format("%d messages copied from %s@%s/%s to %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox,
dest._account._username,
dest._account._server,
dest._mailbox))
end
return r
end
function Mailbox.move_messages(self, dest, messages)
_check_required(dest, 'table')
_check_required(messages, 'table')
local mesgs = _extract_messages(self, messages)
local rc = self._copy_messages(self, dest, mesgs)
local rf = false
if rc == true then
rf = self._flag_messages(self, 'add', { '\\Deleted' }, mesgs)
end
if options.info == true and
rc == true and rf == true then
print(string.format("%d messages moved from %s@%s/%s to %s@%s/%s.",
#mesgs, self._account._username,
self._account._server, self._mailbox,
dest._account._username,
dest._account._server,
dest._mailbox))
end
return rc == true and rf == true
end
function Mailbox.fetch_flags(self, messages)
_check_required(messages, 'table')
return self._fetch_flags(self, _extract_messages(self, messages))
end
function Mailbox.fetch_date(self, messages)
_check_required(messages, 'table')
return self._fetch_date(self, _extract_messages(self, messages))
end
function Mailbox.fetch_size(self, messages)
_check_required(messages, 'table')
return self._fetch_size(self, _extract_messages(self, messages))
end
function Mailbox.fetch_header(self, messages)
_check_required(messages, 'table')
return self._fetch_header(self, _extract_messages(self, messages))
end
function Mailbox.fetch_body(self, messages)
_check_required(messages, 'table')
return self._fetch_body(self, _extract_messages(self, messages))
end
function Mailbox.fetch_message(self, messages)
_check_required(messages, 'table')
return self._fetch_message(self, _extract_messages(self, messages))
end
function Mailbox.fetch_fields(self, fields, messages)
_check_required(fields, 'table')
_check_required(messages, 'table')
return self._fetch_fields(self, fields, _extract_messages(self, messages))
end
function Mailbox.fetch_structure(self, messages)
_check_required(messages, 'table')
return self._fetch_structure(self, _extract_messages(self, messages))
end
function Mailbox.fetch_parts(self, parts, message)
_check_required(parts, 'table')
_check_required(message, 'number')
return self._fetch_parts(self, parts, message)
end
function Mailbox.append_message(self, message, flags, date)
_check_required(message, 'string')
_check_optional(flags, { 'string', 'table' })
_check_optional(date, 'string')
if type(flags) == 'table' then flags = table.concat(flags, ' ') end
r = ifcore.append(self._account._session, self._mailbox, message, flags,
date)
if r == nil then error("append request failed", 0) end
if options.info == true and r == true then
print(string.format("Appended message of %d octets to %s@%s/%s.",
#message, self._account._username,
self._account._server, self._mailbox))
end
return r
end
function Mailbox.is_answered(self)
return self.send_query(self, 'ANSWERED')
end
function Mailbox.is_deleted(self)
return self.send_query(self, 'DELETED')
end
function Mailbox.is_draft(self)
return self.send_query(self, 'DRAFT')
end
function Mailbox.is_flagged(self)
return self.send_query(self, 'FLAGGED')
end
function Mailbox.is_new(self)
return self.send_query(self, 'NEW')
end
function Mailbox.is_old(self)
return self.send_query(self, 'OLD')
end
function Mailbox.is_recent(self)
return self.send_query(self, 'RECENT')
end
function Mailbox.is_seen(self)
return self.send_query(self, 'SEEN')
end
function Mailbox.is_unanswered(self)
return self.send_query(self, 'UNANSWERED')
end
function Mailbox.is_undeleted(self)
return self.send_query(self, 'UNDELETED')
end
function Mailbox.is_undraft(self)
return self.send_query(self, 'UNDRAFT')
end
function Mailbox.is_unflagged(self)
return self.send_query(self, 'UNFLAGGED')
end
function Mailbox.is_unseen(self)
return self.send_query(self, 'UNSEEN')
end
function Mailbox.is_larger(self, size)
_check_required(size, 'number')
return self.send_query(self, 'LARGER ' .. tostring(size))
end
function Mailbox.is_smaller(self, size)
_check_required(size, 'number')
return self.send_query(self, 'SMALLER ' .. tostring(size))
end
function Mailbox.arrived_on(self, date)
_check_required(date, 'string')
return self.send_query(self, 'ON ' .. date)
end
function Mailbox.arrived_before(self, date)
_check_required(date, 'string')
return self.send_query(self, 'BEFORE ' .. date)
end
function Mailbox.arrived_since(self, date)
_check_required(date, 'string')
return self.send_query(self, 'SINCE ' .. date)
end
function Mailbox.sent_on(self, date)
_check_required(date, 'string')
return self.send_query(self, 'SENTON ' .. date)
end
function Mailbox.sent_before(self, date)
_check_required(date, 'string')
return self.send_query(self, 'SENTBEFORE ' .. date)
end
function Mailbox.sent_since(self, date)
_check_required(date, 'string')
return self.send_query(self, 'SENTSINCE ' .. date)
end
function Mailbox.is_newer(self, days)
_check_required(days, 'number')
return self.send_query(self, 'SINCE ' .. form_date(days))
end
function Mailbox.is_older(self, days)
_check_required(days, 'number')
return self.send_query(self, 'BEFORE ' .. form_date(days))
end
function Mailbox.has_flag(self, flag)
_check_required(flag, 'string')
return self.send_query(self, 'KEYWORD "' .. flag .. '"')
end
function Mailbox.contain_field(self, field, string)
_check_required(field, 'string')
_check_required(string, 'string')
return self.send_query(self, 'HEADER ' .. field .. ' "' .. string .. '"')
end
function Mailbox.contain_bcc(self, string)
_check_required(string, 'string')
return self.send_query(self, 'BCC "' .. string .. '"')
end
function Mailbox.contain_cc(self, string)
_check_required(string, 'string')
return self.send_query(self, 'CC "' .. string .. '"')
end
function Mailbox.contain_from(self, string)
_check_required(string, 'string')
return self.send_query(self, 'FROM "' .. string .. '"')
end
function Mailbox.contain_subject(self, string)
_check_required(string, 'string')
return self.send_query(self, 'SUBJECT "' .. string .. '"')
end
function Mailbox.contain_to(self, string)
_check_required(string, 'string')
return self.send_query(self, 'TO "' .. string .. '"')
end
function Mailbox.contain_header(self, string)
_check_required(string, 'string')
return self.send_query(self, 'TEXT "' .. string .. '" NOT BODY "' ..
string .. '"')
end
function Mailbox.contain_body(self, string)
_check_required(string, 'string')
return self.send_query(self, 'BODY "' .. string .. '"')
end
function Mailbox.contain_message(self, string)
_check_required(string, 'string')
return self.send_query(self, 'TEXT "' .. string .. '"')
end
function Mailbox.match_field(self, field, pattern, messages)
_check_required(field, 'string')
_check_required(pattern, 'string')
if not messages then messages = self._send_query(self) end
local mesgs = _extract_messages(self, messages)
local fields = self._fetch_fields(self, { field }, mesgs)
if #mesgs == 0 or fields == nil then return Set({}) end
local results = {}
for m, f in pairs(fields) do
if regex_search(pattern, (string.gsub(f, "^[^:]*: ?(.*)$", "%1"))) then
table.insert(results, {self, m})
end
end
return Set(results)
end
function Mailbox.match_bcc(self, pattern, messages)
_check_required(pattern, 'string')
return self.match_field(self, 'Bcc', pattern, messages)
end
function Mailbox.match_cc(self, pattern, messages)
_check_required(pattern, 'string')
return self.match_field(self, 'Cc', pattern, messages)
end
function Mailbox.match_from(self, pattern, messages)
_check_required(pattern, 'string')
return self.match_field(self, 'From', pattern, messages)
end
function Mailbox.match_subject(self, pattern, messages)
_check_required(pattern, 'string')
return self.match_field(self, 'Subject', pattern, messages)
end
function Mailbox.match_to(self, pattern, messages)
_check_required(pattern, 'string')
return self.match_field(self, 'To', pattern, messages)
end
function Mailbox.match_header(self, pattern, messages)
_check_required(pattern, 'string')
if not messages then messages = self._send_query(self) end
local mesgs = _extract_messages(self, messages)
local header = self._fetch_header(self, mesgs)
if #mesgs == 0 or header == nil then return Set({}) end
local results = {}
for m, h in pairs(header) do
if regex_search(pattern, h) then table.insert(results, {self, m}) end
end
return Set(results)
end
function Mailbox.match_body(self, pattern, messages)
_check_required(pattern, 'string')
if not messages then messages = self._send_query(self) end
local mesgs = _extract_messages(self, messages)
local body = self._fetch_body(self, mesgs)
if #mesgs == 0 or body == nil then return Set({}) end
local results = {}
for m, b in pairs(body) do
if regex_search(pattern, b) then table.insert(results, {self, m}) end
end
return Set(results)
end
function Mailbox.match_message(self, pattern, messages)
_check_required(pattern, 'string')
if not messages then messages = self._send_query(self) end
local mesgs = _extract_messages(self, messages)
local full = self._fetch_message(self, mesgs)
if #mesgs == 0 or full == nil then return Set({}) end
local results = {}
for m, f in pairs(full) do
if regex_search(pattern, f) then table.insert(results, {self, m}) end
end
return Set(results)
end
function Mailbox.enter_idle(self)
if self._cached_select(self) ~= true then return false end
local r = ifcore.idle(self._account._session)
if r == nil then error("idle request failed", 0) end
return r
end
Mailbox._mt.__index = function () end
Mailbox._mt.__newindex = function () end