Expose some signature details in a tooltip.

We'll want a proper UI for that at some point, but this is a start.

3 files changed, 91 insertions, 0 deletions

diff --git a/components/mailviewer/contents/ui/MailDataModel.qml b/components/mailviewer/contents/ui/MailDataModel.qml
index a626a35a..32188a04 100644
--- a/components/mailviewer/contents/ui/MailDataModel.qml
+++ b/components/mailviewer/contents/ui/MailDataModel.qml
@@ -43,6 +43,19 @@ DelegateModel {
             return Kube.Colors.lightgrey
         }
 
+        function getDetails(signatureDetails)
+        {
+            var details = qsTr("Signature") + ":\n"
+            details += qsTr("Key Id") + ": "  + model.signatureDetails.keyId + "\n"
+            if (model.signatureDetails.keyMissing) {
+                details += qsTr("Key details are not available.") + "\n"
+            }
+            if (model.signatureDetails.keyIsTrusted) {
+                details += qsTr("You are trusting this key.") + "\n"
+            }
+            return details
+        }
+
         Row {
             anchors {
                 top: parent.top
@@ -61,6 +74,21 @@ DelegateModel {
                 width: Kube.Units.smallSpacing
                 color: getColor(model.securityLevel)
                 opacity: 0.5
+                Kube.ToolTip {
+                    id: tooltip
+                    text: getDetails(model.signatureDetails)
+                    visible: mouseArea.containsMouse
+                }
+                Kube.SelectableItem {
+                    visualParent: border
+                    text: tooltip.text
+                }
+                MouseArea {
+                    id: mouseArea
+                    anchors.fill: parent
+                    hoverEnabled: true
+                    acceptedButtons: Qt.NoButton
+                }
             }
 
             Loader {
diff --git a/framework/src/domain/mime/partmodel.cpp b/framework/src/domain/mime/partmodel.cpp
index 331ef379..bf11b52d 100644
--- a/framework/src/domain/mime/partmodel.cpp
+++ b/framework/src/domain/mime/partmodel.cpp
@@ -26,6 +26,9 @@
 #include <QMimeDatabase>
 #include <QTextDocument>
 
+#include <gpgme++/key.h>
+#include <gpgme.h>
+
 class PartModelPrivate
 {
 public:
@@ -90,6 +93,7 @@ QHash<int, QByteArray> PartModel::roleNames() const
     roles[ErrorString] = "errorString";
     roles[IsErrorRole] = "error";
     roles[SenderRole] = "sender";
+    roles[SignatureDetails] = "signatureDetails";
     roles[DateRole] = "date";
     return roles;
 }
@@ -232,6 +236,30 @@ QVariant PartModel::data(const QModelIndex &index, int role) const
                 //No info
                 return "unknown";
             }
+            case SignatureDetails: {
+                auto signatureInfo = new SignatureInfo;
+
+                const auto signatureParts = messagePart->signatures();
+                if (signatureParts.size() > 1) {
+                    qWarning() << "Can't deal with more than one signature";
+                }
+                for (const auto &p : signatureParts) {
+                    signatureInfo->mKeyId = p->partMetaData()->keyId;
+                    signatureInfo->mKeyMissing = p->partMetaData()->sigSummary & GpgME::Signature::KeyMissing;
+                    signatureInfo->mKeyExpired = p->partMetaData()->sigSummary & GpgME::Signature::KeyExpired;
+                    signatureInfo->mKeyRevoked = p->partMetaData()->sigSummary & GpgME::Signature::KeyRevoked;
+                    signatureInfo->mSigExpired = p->partMetaData()->sigSummary & GpgME::Signature::SigExpired;
+                    signatureInfo->mCrlMissing = p->partMetaData()->sigSummary & GpgME::Signature::CrlMissing;
+                    signatureInfo->mCrlTooOld = p->partMetaData()->sigSummary & GpgME::Signature::CrlTooOld;
+                    signatureInfo->mSigner = p->partMetaData()->signer;
+                    signatureInfo->mSignClass = p->partMetaData()->signClass;
+                    signatureInfo->mSignerMailAddresses = p->partMetaData()->signerMailAddresses;
+                    signatureInfo->mSignatureIsGood = p->partMetaData()->isGoodSignature;
+                    signatureInfo->mKeyIsTrusted = p->partMetaData()->keyTrust & GpgME::Signature::Full ||
+                                                   p->partMetaData()->keyTrust & GpgME::Signature::Ultimate;
+                }
+                return QVariant::fromValue(signatureInfo);
+            }
             case ErrorType:
                 return messagePart->error();
             case ErrorString: {
diff --git a/framework/src/domain/mime/partmodel.h b/framework/src/domain/mime/partmodel.h
index 3c6378a2..c925c291 100644
--- a/framework/src/domain/mime/partmodel.h
+++ b/framework/src/domain/mime/partmodel.h
@@ -45,6 +45,8 @@ public:
         IsSignedRole,
         IsErrorRole,
         SecurityLevelRole,
+        SignatureDetails,
+        EncryptionDetails,
         ErrorType,
         ErrorString,
         SenderRole,
@@ -62,3 +64,36 @@ private:
     std::unique_ptr<PartModelPrivate> d;
 };
 
+class SignatureInfo : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QByteArray keyId MEMBER mKeyId CONSTANT)
+    Q_PROPERTY(bool keyMissing MEMBER mKeyMissing CONSTANT)
+    Q_PROPERTY(bool keyRevoked MEMBER mKeyRevoked CONSTANT)
+    Q_PROPERTY(bool keyExpired MEMBER mKeyExpired CONSTANT)
+    Q_PROPERTY(bool sigExpired MEMBER mSigExpired CONSTANT)
+    Q_PROPERTY(bool crlMissing MEMBER mCrlMissing CONSTANT)
+    Q_PROPERTY(bool crlTooOld MEMBER mCrlTooOld CONSTANT)
+
+    Q_PROPERTY(QString signer MEMBER mSigner CONSTANT)
+    Q_PROPERTY(QString signClass MEMBER mSignClass CONSTANT)
+    Q_PROPERTY(QStringList signerMailAddresses MEMBER mSignerMailAddresses CONSTANT)
+    Q_PROPERTY(bool signatureIsGood MEMBER mSignatureIsGood CONSTANT)
+    Q_PROPERTY(bool keyIsTrusted MEMBER mKeyIsTrusted CONSTANT)
+
+public:
+    bool mKeyRevoked = false;
+    bool mKeyExpired = false;
+    bool mSigExpired = false;
+    bool mKeyMissing = false;
+    bool mCrlMissing = false;
+    bool mCrlTooOld = false;
+    QByteArray mKeyId;
+
+    QString mSigner;
+    QString mSignClass;
+    QStringList mSignerMailAddresses;
+    bool mSignatureIsGood = false;
+    bool mKeyIsTrusted = false;
+};
+