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Code Issues Releases Wiki Activity

Export my messages from left channels.

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This commit is contained in:
John Preston
2018-06-17 21:15:40 +01:00
parent e8d619c740
commit 1bfe409c93
7 changed files with 216 additions and 68 deletions
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153
Telegram/SourceFiles/export/export_api_wrap.cpp
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@@ -114,6 +114,7 @@ struct ApiWrap::FileProcess {
struct ApiWrap::DialogsProcess {
Data::DialogsInfo info;
std::map<int32, Data::Chat> left;
FnMut<void(const Data::DialogsInfo&)> start;
Fn<void(const Data::DialogInfo&)> startOne;
@@ -350,8 +351,9 @@ void ApiWrap::loadNextUserpic() {
? base::none
: base::make_optional(list.back().id);
_userpicsProcess->handleSlice(*base::take(_userpicsProcess->slice));
if (!list.empty()) {
_userpicsProcess->handleSlice(*base::take(_userpicsProcess->slice));
}
if (_userpicsProcess->lastSlice) {
finishUserpics();
return;
@@ -431,19 +433,16 @@ void ApiWrap::requestDialogsSlice() {
_dialogsProcess->offsetPeer,
MTP_int(kChatsSliceLimit)
)).done([=](const MTPmessages_Dialogs &result) mutable {
const auto finished = [&] {
switch (result.type()) {
case mtpc_messages_dialogs: return true;
case mtpc_messages_dialogsSlice: {
const auto &data = result.c_messages_dialogsSlice();
return data.vdialogs.v.isEmpty();
} break;
default: Unexpected("Type in ApiWrap::requestChatsSlice.");
}
}();
const auto finished = result.match(
[](const MTPDmessages_dialogs &data) {
return true;
}, [](const MTPDmessages_dialogsSlice &data) {
return data.vdialogs.v.isEmpty();
});
auto info = Data::ParseDialogsInfo(result);
if (finished || info.list.empty()) {
finishDialogsList();
requestLeftChannels();
} else {
const auto &last = info.list.back();
_dialogsProcess->offsetId = last.topMessageId;
@@ -492,28 +491,83 @@ void ApiWrap::appendDialogsSlice(Data::DialogsInfo &&info) {
}
}
void ApiWrap::requestLeftChannels() {
Expects(_dialogsProcess != nullptr);
mainRequest(MTPchannels_GetLeftChannels(
)).done([=](const MTPmessages_Chats &result) mutable {
Expects(_dialogsProcess != nullptr);
const auto finished = result.match(
[](const MTPDmessages_chats &data) {
return true;
}, [](const MTPDmessages_chatsSlice &data) {
return data.vchats.v.isEmpty();
});
_dialogsProcess->left = Data::ParseChatsList(*result.match(
[](const auto &data) {
return &data.vchats;
}));
requestLeftDialog();
}).send();
}
void ApiWrap::requestLeftDialog() {
Expects(_dialogsProcess != nullptr);
auto &left = _dialogsProcess->left;
if (true || left.empty()) { // #TODO export
finishDialogsList();
return;
}
const auto key = std::move(*left.begin());
left.erase(key.first);
mainRequest(MTPmessages_Search(
MTP_flags(MTPmessages_Search::Flag::f_from_id),
key.second.input,
MTP_string(""), // query
_user,
MTP_inputMessagesFilterEmpty(),
MTP_int(0), // min_date
MTP_int(0), // max_date
MTP_int(0), // offset_id
MTP_int(0), // add_offset
MTP_int(1), // limit
MTP_int(0), // max_id
MTP_int(0), // min_id
MTP_int(0) // hash
)).done([=](const MTPmessages_Messages &result) {
Expects(_dialogsProcess != nullptr);
result.match([=](const MTPDmessages_messagesNotModified &data) {
error("Unexpected messagesNotModified received.");
}, [=](const auto &data) {
auto messages = Data::ParseMessagesList(
data.vmessages,
QString());
if (!messages.empty() && messages.begin()->second.date > 0) {
Data::InsertLeftDialog(
_dialogsProcess->info,
key.second,
std::move(messages.begin()->second));
}
requestLeftDialog();
});
}).send();
}
void ApiWrap::finishDialogsList() {
Expects(_dialogsProcess != nullptr);
ranges::reverse(_dialogsProcess->info.list);
fillDialogsPaths();
Data::FinalizeDialogsInfo(_dialogsProcess->info, *_settings);
_dialogsProcess->start(_dialogsProcess->info);
requestNextDialog();
}
void ApiWrap::fillDialogsPaths() {
Expects(_dialogsProcess != nullptr);
auto &list = _dialogsProcess->info.list;
const auto digits = Data::NumberToString(list.size() - 1).size();
auto index = 0;
for (auto &dialog : list) {
const auto number = Data::NumberToString(++index, digits, '0');
dialog.relativePath = "Chats/chat_" + number + '/';
}
}
void ApiWrap::requestNextDialog() {
Expects(_dialogsProcess != nullptr);
Expects(_dialogsProcess->single == nullptr);
@@ -534,6 +588,15 @@ void ApiWrap::requestMessagesSlice() {
Expects(_dialogsProcess->single != nullptr);
const auto process = _dialogsProcess->single.get();
// #TODO export
if (process->info.input.match([](const MTPDinputPeerUser &value) {
return !value.vaccess_hash.v;
}, [](const auto &data) { return false; })) {
finishMessages();
return;
}
auto handleResult = [=](const MTPmessages_Messages &result) mutable {
Expects(_dialogsProcess != nullptr);
Expects(_dialogsProcess->single != nullptr);
@@ -552,7 +615,7 @@ void ApiWrap::requestMessagesSlice() {
process->info.relativePath));
});
};
if (onlyMyMessages()) {
if (process->info.onlyMyMessages) {
mainRequest(MTPmessages_Search(
MTP_flags(MTPmessages_Search::Flag::f_from_id),
process->info.input,
@@ -582,26 +645,6 @@ void ApiWrap::requestMessagesSlice() {
}
}
bool ApiWrap::onlyMyMessages() const {
Expects(_dialogsProcess != nullptr);
Expects(_dialogsProcess->single != nullptr);
const auto process = _dialogsProcess->single.get();
using Type = Data::DialogInfo::Type;
const auto setting = [&] {
switch (process->info.type) {
case Type::Personal: return Settings::Type::PersonalChats;
case Type::Bot: return Settings::Type::BotChats;
case Type::PrivateGroup: return Settings::Type::PrivateGroups;
case Type::PrivateChannel: return Settings::Type::PrivateChannels;
case Type::PublicGroup: return Settings::Type::PublicGroups;
case Type::PublicChannel: return Settings::Type::PublicChannels;
}
Unexpected("Type in ApiWrap::onlyMyMessages.");
}();
return (_settings->fullChats & setting) != setting;
}
void ApiWrap::loadMessagesFiles(Data::MessagesSlice &&slice) {
Expects(_dialogsProcess != nullptr);
Expects(_dialogsProcess->single != nullptr);
@@ -637,12 +680,20 @@ void ApiWrap::loadNextMessageFile() {
return;
}
}
finishMessagesSlice();
}
if (!list.empty()) {
process->offsetId = list.back().id + 1;
void ApiWrap::finishMessagesSlice() {
Expects(_dialogsProcess != nullptr);
Expects(_dialogsProcess->single != nullptr);
Expects(_dialogsProcess->single->slice.has_value());
const auto process = _dialogsProcess->single.get();
auto slice = *base::take(process->slice);
if (!slice.list.empty()) {
process->offsetId = slice.list.back().id + 1;
_dialogsProcess->sliceOne(std::move(slice));
}
_dialogsProcess->sliceOne(*base::take(process->slice));
if (process->lastSlice) {
finishMessages();
} else {