Gerrit: Improve server encapsulation

Change-Id: If78fa05e0b328a86e699ba79673999650b05a7ef
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

src/plugins/git/gerrit/gerritdialog.cpp

@@ -230,8 +230,6 @@ void GerritDialog::updateRemotes()
     if (m_repository.isEmpty() || !QFileInfo(m_repository).isDir())
         return;
     m_updatingRemotes = true;
-    static const QRegularExpression sshPattern(
-                "^(?:(?<protocol>[^:]+)://)?(?:(?<user>[^@]+)@)?(?<host>[^:/]+)(?::(?<port>\\d+))?");
     *m_server = m_parameters->server;
     QString errorMessage; // Mute errors. We'll just fallback to the defaults
     QMap<QString, QString> remotesList =
@@ -239,36 +237,15 @@ void GerritDialog::updateRemotes()
     QMapIterator<QString, QString> mapIt(remotesList);
     while (mapIt.hasNext()) {
         mapIt.next();
-        const QString r = mapIt.value();
-        // Skip local remotes (refer to the root or relative path)
-        if (r.isEmpty() || r.startsWith('/') || r.startsWith('.'))
-            continue;
-        // On Windows, local paths typically starts with <drive>:
-        if (Utils::HostOsInfo::isWindowsHost() && r[1] == ':')
-            continue;
         GerritServer server;
-        QRegularExpressionMatch match = sshPattern.match(r);
-        if (match.hasMatch()) {
-            const QString protocol = match.captured("protocol");
-            if (protocol == "https")
-                server.type = GerritServer::Https;
-            else if (protocol == "http")
-                server.type = GerritServer::Http;
-            else if (protocol.isEmpty() || protocol == "ssh")
-                server.type = GerritServer::Ssh;
-            else
+        if (!server.fillFromRemote(mapIt.value(), m_parameters->server.user))
             continue;
-            const QString user = match.captured("user");
-            server.user = user.isEmpty() ? m_parameters->server.user : user;
-            server.host = match.captured("host");
-            server.port = match.captured("port").toUShort();
         // Only Ssh is currently supported. In order to extend support for http[s],
         // we need to move this logic to the model, and attempt connection to each
         // remote (do it only on refresh, not on each path change)
         if (server.type == GerritServer::Ssh)
             addRemote(server, mapIt.key());
     }
-    }
     addRemote(m_parameters->server, tr("Fallback"));
     m_updatingRemotes = false;
     remoteChanged();
@@ -276,9 +253,6 @@ void GerritDialog::updateRemotes()
 
 void GerritDialog::addRemote(const GerritServer &server, const QString &name)
 {
-    // Clearly not gerrit
-    if (server.host.contains("github.com"))
-        return;
     for (int i = 0, total = m_ui->remoteComboBox->count(); i < total; ++i) {
         const GerritServer s = m_ui->remoteComboBox->itemData(i).value<GerritServer>();
         if (s.host == server.host)

src/plugins/git/gerrit/gerritparameters.cpp

@@ -31,6 +31,7 @@
 
 #include <QDebug>
 #include <QFileInfo>
+#include <QRegularExpression>
 #include <QSettings>
 #include <QStandardPaths>
 
@@ -118,6 +119,38 @@ QString GerritServer::url() const
     return res;
 }
 
+bool GerritServer::fillFromRemote(const QString &remote, const QString &defaultUser)
+{
+    static const QRegularExpression remotePattern(
+                "^(?:(?<protocol>[^:]+)://)?(?:(?<user>[^@]+)@)?(?<host>[^:/]+)(?::(?<port>\\d+))?");
+
+    // Skip local remotes (refer to the root or relative path)
+    if (remote.isEmpty() || remote.startsWith('/') || remote.startsWith('.'))
+        return false;
+    // On Windows, local paths typically starts with <drive>:
+    if (Utils::HostOsInfo::isWindowsHost() && remote[1] == ':')
+        return false;
+    QRegularExpressionMatch match = remotePattern.match(remote);
+    if (!match.hasMatch())
+        return false;
+    const QString protocol = match.captured("protocol");
+    if (protocol == "https")
+        type = GerritServer::Https;
+    else if (protocol == "http")
+        type = GerritServer::Http;
+    else if (protocol.isEmpty() || protocol == "ssh")
+        type = GerritServer::Ssh;
+    else
+        return false;
+    const QString userName = match.captured("user");
+    user = userName.isEmpty() ? defaultUser : userName;
+    host = match.captured("host");
+    port = match.captured("port").toUShort();
+    if (host.contains("github.com")) // Clearly not gerrit
+        return false;
+    return true;
+}
+
 bool GerritParameters::equals(const GerritParameters &rhs) const
 {
     return server == rhs.server && ssh == rhs.ssh && https == rhs.https;

src/plugins/git/gerrit/gerritparameters.h

@@ -47,6 +47,7 @@ public:
     bool operator==(const GerritServer &other) const;
     QString sshHostArgument() const;
     QString url() const;
+    bool fillFromRemote(const QString &remote, const QString &defaultUser);
 
     QString host;
     QString user;