Email gateway updates

- settings option available
- reduce max TTL to 2 days

src/bitmessageqt/__init__.py

@@ -2736,6 +2736,20 @@ class MyForm(settingsmixin.SMainWindow):
                 acct.status()
                 self.statusBar().showMessage(_translate(
                      "MainWindow", "Sending email gateway status request"))
+            elif self.dialog.ui.radioButtonSettings.isChecked() and isinstance(acct, GatewayAccount):
+                acct.settings()
+                listOfAddressesInComboBoxSendFrom = [str(self.ui.comboBoxSendFrom.itemData(i).toPyObject()) for i in range(self.ui.comboBoxSendFrom.count())]
+                if acct.fromAddress in listOfAddressesInComboBoxSendFrom:
+                    currentIndex = listOfAddressesInComboBoxSendFrom.index(acct.fromAddress)
+                    self.ui.comboBoxSendFrom.setCurrentIndex(currentIndex)
+                else:
+                    self.ui.comboBoxSendFrom.setCurrentIndex(0)
+                self.ui.lineEditTo.setText(acct.toAddress)
+                self.ui.lineEditSubject.setText(acct.subject)
+                self.ui.textEditMessage.setText(acct.message)
+                self.ui.tabWidgetSend.setCurrentIndex(0)
+                self.ui.tabWidget.setCurrentIndex(1)
+                self.ui.textEditMessage.setFocus()
             elif self.dialog.ui.radioButtonRegister.isChecked():
                 email = str(self.dialog.ui.lineEditEmail.text().toUtf8())
                 acct = MailchuckAccount(addressAtCurrentRow)

src/bitmessageqt/account.py

@@ -161,7 +161,7 @@ class GatewayAccount(BMAccount):
             0, # retryNumber
             'sent', # folder
             2, # encodingtype
-            shared.config.getint('bitmessagesettings', 'ttl')
+            min(shared.config.getint('bitmessagesettings', 'ttl'), 86400 * 2) # not necessary to have a TTL higher than 2 days
         )
 
         shared.workerQueue.put(('sendmessage', self.toAddress))
@@ -207,6 +207,51 @@ class MailchuckAccount(GatewayAccount):
         self.fromAddress = self.address
         self.send()
 
+    def settings(self):
+        self.toAddress = self.registrationAddress
+        self.subject = "config"
+        self.message = QtGui.QApplication.translate("Mailchuck", """# You can use this to configure your email gateway account
+# Uncomment the setting you want to use
+# Here are the options:
+# 
+# pgp: server
+# The email gateway will create and maintain PGP keys for you and sign, verify,
+# encrypt and decrypt on your behalf. When you want to use PGP but are lazy,
+# use this. Requires subscription.
+#
+# pgp: local
+# The email gateway will not conduct PGP operations on your behalf. You can
+# either not use PGP at all, or use it locally.
+#
+# attachments: yes
+# Incoming attachments in the email will be uploaded to MEGA.nz, and you can
+# download them from there by following the link. Requires a subscription.
+#
+# attachments: no
+# Attachments will be ignored.
+# 
+# archive: yes
+# Your incoming emails will be archived on the server. Use this if you need
+# help with debugging problems or you need a third party proof of emails. This
+# however means that the operator of the service will be able to read your
+# emails even after they have been delivered to you.
+#
+# archive: no
+# Incoming emails will be deleted from the server as soon as they are relayed
+# to you.
+#
+# masterpubkey_btc: BIP44 xpub key or electrum v1 public seed
+# offset_btc: integer (defaults to 0)
+# feeamount: number with up to 8 decimal places
+# feecurrency: BTC, XBT, USD, EUR or GBP
+# Use these if you want to charge people who send you emails. If this is on and
+# an unknown person sends you an email, they will be requested to pay the fee
+# specified. As this scheme uses deterministic public keys, you will receive
+# the money directly. To turn it off again, set "feeamount" to 0. Requires
+# subscription.
+""")
+        self.fromAddress = self.address
+
     def parseMessage(self, toAddress, fromAddress, subject, message):
         super(GatewayAccount, self).parseMessage(toAddress, fromAddress, subject, message)
         if fromAddress == self.relayAddress:

src/bitmessageqt/emailgateway.py

@@ -27,9 +27,12 @@ class Ui_EmailGatewayDialog(object):
         self.radioButtonStatus = QtGui.QRadioButton(EmailGatewayDialog)
         self.radioButtonStatus.setObjectName(_fromUtf8("radioButtonStatus"))
         self.gridLayout.addWidget(self.radioButtonStatus, 4, 0, 1, 1)
+        self.radioButtonSettings = QtGui.QRadioButton(EmailGatewayDialog)
+        self.radioButtonSettings.setObjectName(_fromUtf8("radioButtonSettings"))
+        self.gridLayout.addWidget(self.radioButtonSettings, 5, 0, 1, 1)
         self.radioButtonUnregister = QtGui.QRadioButton(EmailGatewayDialog)
         self.radioButtonUnregister.setObjectName(_fromUtf8("radioButtonUnregister"))
-        self.gridLayout.addWidget(self.radioButtonUnregister, 5, 0, 1, 1)
+        self.gridLayout.addWidget(self.radioButtonUnregister, 6, 0, 1, 1)
         self.label = QtGui.QLabel(EmailGatewayDialog)
         self.label.setWordWrap(True)
         self.label.setObjectName(_fromUtf8("label"))
@@ -46,13 +49,14 @@ class Ui_EmailGatewayDialog(object):
         self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
         self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok)
         self.buttonBox.setObjectName(_fromUtf8("buttonBox"))
-        self.gridLayout.addWidget(self.buttonBox, 6, 0, 1, 1)
+        self.gridLayout.addWidget(self.buttonBox, 7, 0, 1, 1)
 
         self.retranslateUi(EmailGatewayDialog)
         QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("accepted()")), EmailGatewayDialog.accept)
         QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("rejected()")), EmailGatewayDialog.reject)
         QtCore.QObject.connect(self.radioButtonRegister, QtCore.SIGNAL(_fromUtf8("clicked(bool)")), self.lineEditEmail.setEnabled)
         QtCore.QObject.connect(self.radioButtonStatus, QtCore.SIGNAL(_fromUtf8("clicked(bool)")), self.lineEditEmail.setDisabled)
+        QtCore.QObject.connect(self.radioButtonSettings, QtCore.SIGNAL(_fromUtf8("clicked(bool)")), self.lineEditEmail.setDisabled)
         QtCore.QObject.connect(self.radioButtonUnregister, QtCore.SIGNAL(_fromUtf8("clicked(bool)")), self.lineEditEmail.setDisabled)
         QtCore.QMetaObject.connectSlotsByName(EmailGatewayDialog)
         EmailGatewayDialog.setTabOrder(self.radioButtonRegister, self.lineEditEmail)
@@ -63,6 +67,7 @@ class Ui_EmailGatewayDialog(object):
         EmailGatewayDialog.setWindowTitle(QtGui.QApplication.translate("EmailGatewayDialog", "Email gateway", None, QtGui.QApplication.UnicodeUTF8))
         self.radioButtonRegister.setText(QtGui.QApplication.translate("EmailGatewayDialog", "Register on email gateway", None, QtGui.QApplication.UnicodeUTF8))
         self.radioButtonStatus.setText(QtGui.QApplication.translate("EmailGatewayDialog", "Account status at email gateway", None, QtGui.QApplication.UnicodeUTF8))
+        self.radioButtonSettings.setText(QtGui.QApplication.translate("EmailGatewayDialog", "Change account settings at email gateway", None, QtGui.QApplication.UnicodeUTF8))
         self.radioButtonUnregister.setText(QtGui.QApplication.translate("EmailGatewayDialog", "Unregister from email gateway", None, QtGui.QApplication.UnicodeUTF8))
         self.label.setText(QtGui.QApplication.translate("EmailGatewayDialog", "Email gateway allows you to communicate with email users. Currently, only the Mailchuck email gateway (@mailchuck.com) is available.", None, QtGui.QApplication.UnicodeUTF8))
         self.label_2.setText(QtGui.QApplication.translate("EmailGatewayDialog", "Desired email address (including @mailchuck.com):", None, QtGui.QApplication.UnicodeUTF8))