| /* |
| * libjingle |
| * Copyright 2011, Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "talk/xmpp/mucroomlookuptask.h" |
| |
| #include "talk/base/logging.h" |
| #include "talk/base/scoped_ptr.h" |
| #include "talk/xmpp/constants.h" |
| |
| |
| namespace buzz { |
| |
| static const int kLookupTimeout = 15; |
| |
| MucRoomLookupTask::MucRoomLookupTask(Task* parent, |
| const std::string& room_name, |
| const std::string& organizer_domain) |
| : XmppTask(parent, XmppEngine::HL_SINGLE), |
| room_name_(room_name), |
| organizer_domain_(organizer_domain) { |
| set_timeout_seconds(kLookupTimeout); |
| } |
| |
| MucRoomLookupTask::MucRoomLookupTask(Task* parent, |
| const Jid& room_jid) |
| : XmppTask(parent, XmppEngine::HL_SINGLE), room_jid_(room_jid) { |
| set_timeout_seconds(kLookupTimeout); |
| } |
| |
| int MucRoomLookupTask::ProcessStart() { |
| talk_base::scoped_ptr<XmlElement> lookup(MakeIq(STR_SET, |
| Jid(STR_MUC_LOOKUP_DOMAIN), task_id())); |
| if (room_jid_ != JID_EMPTY) { |
| // TODO: need to test the jid query calling code below. |
| XmlElement* query_elem = MakeJidQuery(room_jid_.Str()); |
| lookup->AddElement(query_elem); |
| } else { |
| // We do room query if room jid is unknown. |
| XmlElement* query_elem = MakeRoomQuery(room_name_, organizer_domain_); |
| lookup->AddElement(query_elem); |
| } |
| |
| if (SendStanza(lookup.get()) != XMPP_RETURN_OK) { |
| SignalRoomLookupError(NULL); |
| return STATE_ERROR; |
| } |
| return STATE_RESPONSE; |
| } |
| |
| int MucRoomLookupTask::ProcessResponse() { |
| const XmlElement* stanza = NextStanza(); |
| |
| if (stanza == NULL) |
| return STATE_BLOCKED; |
| |
| if (stanza->Attr(QN_TYPE) == STR_ERROR) { |
| SignalRoomLookupError(stanza->FirstNamed(QN_ERROR)); |
| return STATE_DONE; |
| } |
| |
| const XmlElement* query_elem = stanza->FirstNamed(QN_SEARCH_QUERY); |
| if (query_elem != NULL) { |
| const XmlElement* item_elem = |
| query_elem->FirstNamed(QN_SEARCH_ITEM); |
| if (item_elem != NULL && item_elem->HasAttr(QN_JID)) { |
| MucRoomInfo room_info; |
| if (GetRoomInfoFromResponse(item_elem, &room_info)) { |
| SignalRoomLookupResponse(room_info); |
| return STATE_DONE; |
| } |
| } |
| } |
| |
| SignalRoomLookupError(NULL); |
| return STATE_DONE; |
| } |
| |
| int MucRoomLookupTask::OnTimeout() { |
| SignalRoomLookupError(NULL); |
| return XmppTask::OnTimeout(); |
| } |
| |
| bool MucRoomLookupTask::HandleStanza(const XmlElement* stanza) { |
| if (MatchResponseIq(stanza, Jid(STR_MUC_LOOKUP_DOMAIN), task_id())) { |
| QueueStanza(stanza); |
| return true; |
| } |
| return false; |
| } |
| |
| XmlElement* MucRoomLookupTask::MakeRoomQuery(const std::string& room_name, |
| const std::string& org_domain) { |
| XmlElement* room_elem = new XmlElement(QN_SEARCH_ROOM_NAME, false); |
| room_elem->SetBodyText(room_name); |
| |
| XmlElement* domain_elem = new XmlElement(QN_SEARCH_ORGANIZERS_DOMAIN, false); |
| domain_elem->SetBodyText(org_domain); |
| |
| XmlElement* query = new XmlElement(QN_SEARCH_QUERY, true); |
| query->AddElement(room_elem); |
| query->AddElement(domain_elem); |
| |
| return query; |
| } |
| |
| XmlElement* MucRoomLookupTask::MakeJidQuery(const std::string& room_jid) { |
| XmlElement* jid_elem = new XmlElement(QN_SEARCH_ROOM_JID); |
| jid_elem->SetBodyText(room_jid); |
| |
| XmlElement* query = new XmlElement(QN_SEARCH_QUERY); |
| query->AddElement(jid_elem); |
| |
| return query; |
| } |
| |
| bool MucRoomLookupTask::GetRoomInfoFromResponse( |
| const XmlElement* stanza, MucRoomInfo* info) { |
| |
| info->room_jid = Jid(stanza->Attr(buzz::QN_JID)); |
| if (!info->room_jid.IsValid()) return false; |
| |
| const XmlElement* room_name_elem = stanza->FirstNamed(QN_SEARCH_ROOM_NAME); |
| const XmlElement* org_domain_elem = |
| stanza->FirstNamed(QN_SEARCH_ORGANIZERS_DOMAIN); |
| |
| if (room_name_elem != NULL) |
| info->room_name = room_name_elem->BodyText(); |
| if (org_domain_elem != NULL) |
| info->organizer_domain = org_domain_elem->BodyText(); |
| |
| return true; |
| } |
| } // namespace buzz |