diff options
Diffstat (limited to 'lib/resourceresolver.cpp')
| -rw-r--r-- | lib/resourceresolver.cpp | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/lib/resourceresolver.cpp b/lib/resourceresolver.cpp deleted file mode 100644 index e7820061..00000000 --- a/lib/resourceresolver.cpp +++ /dev/null @@ -1,236 +0,0 @@ -#include "resourceresolver.h" - -#include "connection.h" -#include "logging.h" - -#include <QtCore/QRegularExpression> - -using namespace Quotient; - -struct ReplacePair { QByteArray uriString; char sigil; }; -static const auto replacePairs = { ReplacePair { "user/", '@' }, - { "roomid/", '!' }, - { "room/", '#' } }; - -MatrixUri::MatrixUri(QByteArray primaryId, QByteArray secondaryId, QString query) -{ - if (primaryId.isEmpty()) - primaryType_ = Empty; - else { - setScheme("matrix"); - QString pathToBe; - primaryType_ = Invalid; - for (const auto& p: replacePairs) - if (primaryId[0] == p.sigil) { - primaryType_ = Type(p.sigil); - pathToBe = p.uriString + primaryId.mid(1); - break; - } - if (!secondaryId.isEmpty()) - pathToBe += "/event/" + secondaryId.mid(1); - setPath(pathToBe); - } - setQuery(std::move(query)); -} - -MatrixUri::MatrixUri(QUrl url) : QUrl(std::move(url)) -{ - // NB: url is moved from and empty by now - if (isEmpty()) - return; // primaryType_ == None - - primaryType_ = Invalid; - if (!QUrl::isValid()) // MatrixUri::isValid() checks primaryType_ - return; - - if (scheme() == "matrix") { - // Check sanity as per https://github.com/matrix-org/matrix-doc/pull/2312 - const auto& urlPath = path(); - const auto& splitPath = urlPath.splitRef('/'); - switch (splitPath.size()) { - case 2: - break; - case 4: - if (splitPath[2] == "event") - break; - [[fallthrough]]; - default: - return; // Invalid - } - - for (const auto& p: replacePairs) - if (urlPath.startsWith(p.uriString)) { - primaryType_ = Type(p.sigil); - return; // The only valid return path for matrix: URIs - } - qCWarning(MAIN) << "Invalid matrix: URI passed to MatrixUri"; - } - if (scheme() == "https" && authority() == "matrix.to") { - // See https://matrix.org/docs/spec/appendices#matrix-to-navigation - static const QRegularExpression MatrixToUrlRE { - R"(^/(?<main>[^/?]+)(/(?<sec>[^?]+))?(\?(?<query>.+))?$)" - }; - // matrix.to accepts both literal sigils (as well as & and ? used in - // its "query" substitute) and their %-encoded forms; - // so force QUrl to decode everything. - auto f = fragment(QUrl::FullyDecoded); - if (auto&& m = MatrixToUrlRE.match(f); m.hasMatch()) - *this = MatrixUri { m.captured("main").toUtf8(), - m.captured("sec").toUtf8(), - m.captured("query") }; - } -} - -MatrixUri::MatrixUri(const QString &uriOrId) - : MatrixUri(fromUserInput(uriOrId)) -{ } - -MatrixUri MatrixUri::fromUserInput(const QString& uriOrId) -{ - if (uriOrId.isEmpty()) - return {}; // type() == None - - // A quick check if uriOrId is a plain Matrix id - if (QStringLiteral("!@#+").contains(uriOrId[0])) - return MatrixUri { uriOrId.toUtf8() }; - - // Bare event ids cannot be resolved without a room scope but are treated as - // valid anyway; in the future we might expose them as, say, - // matrix:event/eventid - if (uriOrId[0] == '$') - return MatrixUri { "", uriOrId.toUtf8() }; - - return MatrixUri { QUrl::fromUserInput(uriOrId) }; -} - -MatrixUri::Type MatrixUri::type() const { return primaryType_; } - -MatrixUri::SecondaryType MatrixUri::secondaryType() const -{ - return path().section('/', 2, 2) == "event" ? EventId : NoSecondaryId; -} - -QUrl MatrixUri::toUrl(UriForm form) const -{ - if (!isValid()) - return {}; - - if (form == CanonicalUri) - return *this; - - QUrl url; - url.setScheme("https"); - url.setHost("matrix.to"); - url.setPath("/"); - auto fragment = primaryId(); - if (const auto& secId = secondaryId(); !secId.isEmpty()) - fragment += '/' + secId; - if (const auto& q = query(); !q.isEmpty()) - fragment += '?' + q; - url.setFragment(fragment); - return url; -} - -QString MatrixUri::toDisplayString(MatrixUri::UriForm form) const -{ - return toUrl(form).toDisplayString(); -} - -QString MatrixUri::primaryId() const -{ - if (primaryType_ == Empty || primaryType_ == Invalid) - return {}; - - const auto& idStem = path().section('/', 1, 1); - return idStem.isEmpty() ? idStem : primaryType_ + idStem; -} - -QString MatrixUri::secondaryId() const -{ - const auto& idStem = path().section('/', 3); - return idStem.isEmpty() ? idStem : secondaryType() + idStem; -} - -QString MatrixUri::action() const -{ - return QUrlQuery { query() }.queryItemValue("action"); -} - -QStringList MatrixUri::viaServers() const -{ - return QUrlQuery { query() }.allQueryItemValues(QStringLiteral("via"), - QUrl::EncodeReserved); -} - -bool MatrixUri::isValid() const -{ - return primaryType_ != Empty && primaryType_ != Invalid; -} - -UriResolveResult Quotient::visitResource( - Connection* account, const MatrixUri& uri, - std::function<void(User*)> userHandler, - std::function<void(Room*, QString)> roomEventHandler, - std::function<void(Connection*, QString, QStringList)> joinHandler) -{ - Q_ASSERT_X(account != nullptr, __FUNCTION__, - "The Connection argument passed to visit/openResource must not " - "be nullptr"); - if (uri.action() == "join") { - if (uri.type() != MatrixUri::RoomAlias - && uri.type() != MatrixUri::RoomId) - return MalformedUri; - - joinHandler(account, uri.primaryId(), uri.viaServers()); - return UriResolved; - } - - Room* room = nullptr; - switch (uri.type()) { - case MatrixUri::Invalid: - return MalformedUri; - case MatrixUri::Empty: - return EmptyMatrixId; - case MatrixUri::UserId: - if (auto* user = account->user(uri.primaryId())) { - userHandler(user); - return UriResolved; - } - return MalformedUri; - case MatrixUri::RoomId: - if ((room = account->room(uri.primaryId()))) - break; - return UnknownMatrixId; - case MatrixUri::RoomAlias: - if ((room = account->roomByAlias(uri.primaryId()))) - break; - [[fallthrough]]; - default: - return UnknownMatrixId; - } - roomEventHandler(room, uri.secondaryId()); - return UriResolved; -} - -UriResolveResult -ResourceResolver::openResource(Connection* account, const QString& identifier, - const QString& action) -{ - return openResource(account, MatrixUri(identifier), action); -} - -UriResolveResult ResourceResolver::openResource(Connection* account, - const MatrixUri& uri, - const QString& overrideAction) -{ - return visitResource( - account, uri, - [this, &overrideAction](User* u) { emit userAction(u, overrideAction); }, - [this, &overrideAction](Room* room, const QString& eventId) { - emit roomAction(room, eventId, overrideAction); - }, - [this](Connection* account, const QString& roomAliasOrId, - const QStringList& viaServers) { - emit joinAction(account, roomAliasOrId, viaServers); - }); -} |