From fcaffb9e778ad5962e69dc23c1fc91eb59a27945 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?louiz=E2=80=99?= Date: Sun, 27 Aug 2017 22:30:44 +0200 Subject: Add support for the "history" node on MUC join Supports the "seconds", "maxstanzas", "since" and "maxchars" (but only =0) attributes. fix #3270 --- src/bridge/bridge.cpp | 16 ++++++++++------ src/bridge/bridge.hpp | 7 ++++--- src/bridge/history_limit.hpp | 8 ++++++++ src/irc/irc_client.cpp | 2 +- src/irc/irc_client.hpp | 7 +++++++ src/xmpp/biboumi_component.cpp | 28 +++++++++++++++++++++++++++- 6 files changed, 57 insertions(+), 11 deletions(-) create mode 100644 src/bridge/history_limit.hpp (limited to 'src') diff --git a/src/bridge/bridge.cpp b/src/bridge/bridge.cpp index b1685e0..3bc618f 100644 --- a/src/bridge/bridge.cpp +++ b/src/bridge/bridge.cpp @@ -167,10 +167,11 @@ IrcClient* Bridge::find_irc_client(const std::string& hostname) const } bool Bridge::join_irc_channel(const Iid& iid, const std::string& nickname, const std::string& password, - const std::string& resource) + const std::string& resource, HistoryLimit history_limit) { const auto& hostname = iid.get_server(); IrcClient* irc = this->make_irc_client(hostname, nickname); + irc->history_limit = history_limit; this->add_resource_to_server(hostname, resource); auto res_in_chan = this->is_resource_in_chan(ChannelKey{iid.get_local(), hostname}, resource); if (!res_in_chan) @@ -993,17 +994,20 @@ void Bridge::send_topic(const std::string& hostname, const std::string& chan_nam } -void Bridge::send_room_history(const std::string& hostname, const std::string& chan_name) +void Bridge::send_room_history(const std::string& hostname, const std::string& chan_name, const HistoryLimit& history_limit) { for (const auto& resource: this->resources_in_chan[ChannelKey{chan_name, hostname}]) - this->send_room_history(hostname, chan_name, resource); + this->send_room_history(hostname, chan_name, resource, history_limit); } -void Bridge::send_room_history(const std::string& hostname, std::string chan_name, const std::string& resource) +void Bridge::send_room_history(const std::string& hostname, std::string chan_name, const std::string& resource, const HistoryLimit& history_limit) { #ifdef USE_DATABASE const auto coptions = Database::get_irc_channel_options_with_server_and_global_default(this->user_jid, hostname, chan_name); - const auto lines = Database::get_muc_logs(this->user_jid, chan_name, hostname, coptions.col()); + auto limit = coptions.col(); + if (history_limit.stanzas >= 0 && history_limit.stanzas < limit) + limit = history_limit.stanzas; + const auto lines = Database::get_muc_logs(this->user_jid, chan_name, hostname, limit, history_limit.since); chan_name.append(utils::empty_if_fixed_server("%" + hostname)); for (const auto& line: lines) { @@ -1257,7 +1261,7 @@ void Bridge::generate_channel_join_for_resource(const Iid& iid, const std::strin this->send_user_join(iid.get_server(), iid.get_encoded_local(), self, self->get_most_significant_mode(irc->get_sorted_user_modes()), true, resource); - this->send_room_history(iid.get_server(), iid.get_local(), resource); + this->send_room_history(iid.get_server(), iid.get_local(), resource, irc->history_limit); this->send_topic(iid.get_server(), iid.get_encoded_local(), channel->topic, channel->topic_author, resource); } diff --git a/src/bridge/bridge.hpp b/src/bridge/bridge.hpp index c10631b..c2f0233 100644 --- a/src/bridge/bridge.hpp +++ b/src/bridge/bridge.hpp @@ -2,6 +2,7 @@ #include #include +#include #include #include @@ -74,7 +75,7 @@ public: * Try to join an irc_channel, does nothing and return true if the channel * was already joined. */ - bool join_irc_channel(const Iid& iid, const std::string& nickname, const std::string& password, const std::string& resource); + bool join_irc_channel(const Iid& iid, const std::string& nickname, const std::string& password, const std::string& resource, HistoryLimit history_limit); void send_channel_message(const Iid& iid, const std::string& body); void send_private_message(const Iid& iid, const std::string& body, const std::string& type="PRIVMSG"); @@ -156,8 +157,8 @@ public: /** * Send the MUC history to the user */ - void send_room_history(const std::string& hostname, const std::string& chan_name); - void send_room_history(const std::string& hostname, std::string chan_name, const std::string& resource); + void send_room_history(const std::string& hostname, const std::string& chan_name, const HistoryLimit& history_limit); + void send_room_history(const std::string& hostname, std::string chan_name, const std::string& resource, const HistoryLimit& history_limit); /** * Send a MUC message from some participant */ diff --git a/src/bridge/history_limit.hpp b/src/bridge/history_limit.hpp new file mode 100644 index 0000000..9c75256 --- /dev/null +++ b/src/bridge/history_limit.hpp @@ -0,0 +1,8 @@ +#pragma once + +// Default values means no limit +struct HistoryLimit +{ + int stanzas{-1}; + std::string since{}; +}; diff --git a/src/irc/irc_client.cpp b/src/irc/irc_client.cpp index 7776c8d..5f26bf0 100644 --- a/src/irc/irc_client.cpp +++ b/src/irc/irc_client.cpp @@ -784,7 +784,7 @@ void IrcClient::on_channel_completely_joined(const IrcMessage& message) channel->joined = true; this->bridge.send_user_join(this->hostname, chan_name, channel->get_self(), channel->get_self()->get_most_significant_mode(this->sorted_user_modes), true); - this->bridge.send_room_history(this->hostname, chan_name); + this->bridge.send_room_history(this->hostname, chan_name, this->history_limit); this->bridge.send_topic(this->hostname, chan_name, channel->topic, channel->topic_author); } diff --git a/src/irc/irc_client.hpp b/src/irc/irc_client.hpp index aec6cd9..de5c520 100644 --- a/src/irc/irc_client.hpp +++ b/src/irc/irc_client.hpp @@ -5,6 +5,8 @@ #include #include +#include + #include #include @@ -296,6 +298,11 @@ public: const std::vector& get_sorted_user_modes() const { return this->sorted_user_modes; } std::set get_chantypes() const { return this->chantypes; } + + /** + * Store the history limit that the client asked when joining this room. + */ + HistoryLimit history_limit; private: /** * The hostname of the server we are connected to. diff --git a/src/xmpp/biboumi_component.cpp b/src/xmpp/biboumi_component.cpp index 6cddeb4..7c5b059 100644 --- a/src/xmpp/biboumi_component.cpp +++ b/src/xmpp/biboumi_component.cpp @@ -24,6 +24,7 @@ #include #include +#include using namespace std::string_literals; @@ -155,8 +156,33 @@ void BiboumiComponent::handle_presence(const Stanza& stanza) bridge->send_irc_nick_change(iid, to.resource, from.resource); const XmlNode* x = stanza.get_child("x", MUC_NS); const XmlNode* password = x ? x->get_child("password", MUC_NS): nullptr; + const XmlNode* history = x ? x->get_child("history", MUC_NS): nullptr; + HistoryLimit history_limit; + if (history) + { + // TODO implement the "seconds" + const auto seconds = history->get_tag("seconds"); + if (!seconds.empty()) + { + const auto now = std::chrono::system_clock::now(); + std::time_t timestamp = std::chrono::system_clock::to_time_t(now); + int int_seconds = std::atoi(seconds.data()); + timestamp -= int_seconds; + history_limit.since = utils::to_string(timestamp); + } + const auto since = history->get_tag("since"); + if (!since.empty()) + history_limit.since = since; + const auto maxstanzas = history->get_tag("maxstanzas"); + if (!maxstanzas.empty()) + history_limit.stanzas = std::atoi(maxstanzas.data()); + // Ignore any other value, because this is too complex to implement, + // so I won’t do it. + if (history->get_tag("maxchars") == "0") + history_limit.stanzas = 0; + } bridge->join_irc_channel(iid, to.resource, password ? password->get_inner(): "", - from.resource); + from.resource, history_limit); } else if (type == "unavailable") { -- cgit v1.2.3