X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fcommon%2Fnetwork.cpp;h=885cc50b113b4b0600d7a7f2a1d3393336ddaa24;hb=efee441a243efb88929e1e275d71ee27991bf074;hp=d768837f5408449a3a1697cd0b800a82ed925e89;hpb=4d0f5192217c70f1676707b918266b33c3e88ec7;p=quassel.git

diff --git a/src/common/network.cpp b/src/common/network.cpp
index d768837f..885cc50b 100644
--- a/src/common/network.cpp
+++ b/src/common/network.cpp
@@ -241,6 +241,28 @@ QString Network::support(const QString &param) const
 }
 
 
+bool Network::saslMaybeSupports(const QString &saslMechanism) const
+{
+    if (!capAvailable(IrcCap::SASL)) {
+        // If SASL's not advertised at all, it's likely the mechanism isn't supported, as per specs.
+        // Unfortunately, we don't know for sure, but Quassel won't request SASL without it being
+        // advertised, anyways.
+        // This may also occur if the network's disconnected or negotiation hasn't yet happened.
+        return false;
+    }
+
+    // Get the SASL capability value
+    QString saslCapValue = capValue(IrcCap::SASL);
+    // SASL mechanisms are only specified in capability values as part of SASL 3.2.  In SASL 3.1,
+    // it's handled differently.  If we don't know via capability value, assume it's supported to
+    // reduce the risk of breaking existing setups.
+    // See: http://ircv3.net/specs/extensions/sasl-3.1.html
+    // And: http://ircv3.net/specs/extensions/sasl-3.2.html
+    return (saslCapValue.length() == 0)
+            || (saslCapValue.contains(saslMechanism, Qt::CaseInsensitive));
+}
+
+
 IrcUser *Network::newIrcUser(const QString &hostmask, const QVariantMap &initData)
 {
     QString nick(nickFromMask(hostmask).toLower());