MetaMTA - add support for "Default Author"

Summary: Ref T5952. This adds support for a "default author" and deploys it on Maniphest.

Test Plan: used augmented (by this diff) bin/mail receive-test to test creation via an application email with a default author configured and no author specified. a task was created with the author as the default author i configured.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Maniphest Tasks: T5952

Differential Revision: https://secure.phabricator.com/D11446

resources/sql/autopatches/20150120.maniphestdefaultauthor.php

@@ -0,0 +1,22 @@
+<?php
+
+$key = 'metamta.maniphest.default-public-author';
+echo "Migrating `$key` to new application email infrastructure...\n";
+$value = PhabricatorEnv::getEnvConfigIfExists($key);
+$maniphest = new PhabricatorManiphestApplication();
+$config_key =
+  PhabricatorMetaMTAApplicationEmail::CONFIG_DEFAULT_AUTHOR;
+
+if ($value) {
+  $app_emails = id(new PhabricatorMetaMTAApplicationEmailQuery())
+    ->setViewer(PhabricatorUser::getOmnipotentUser())
+    ->withApplicationPHIDs($maniphest->getPHID())
+    ->execute();
+
+  foreach ($app_emails as $app_email) {
+    $app_email->setConfigValue($config_key, $value);
+    $app_email->save();
+  }
+}
+
+echo "Done.\n";

src/applications/maniphest/config/PhabricatorManiphestConfigOptions.php

@@ -318,9 +318,18 @@ EOTEXT
         'metamta.maniphest.default-public-author',
         'string',
         null)
-        ->setSummary(pht('Username anonymous bugs are filed under.'))
+        ->setLocked(true)
+        ->setLockedMessage(pht(
+          'This configuration is deprecated. See description for details.'))
+        ->setSummary(pht(
+          'DEPRECATED - Username anonymous bugs are filed under.'))
         ->setDescription(
           pht(
+            'This config has been deprecated in favor of [[ '.
+            '/applications/view/PhabricatorManiphestApplication/ | '.
+            'application settings ]], which allow for multiple email '.
+            'addresses each with its own default author, and other '.
+            'functionality.'."\n\n".
             'If you enable `metamta.maniphest.public-create-email` and create '.
             'an email address like "bugs@phabricator.example.com", it will '.
             'default to rejecting mail which doesn\'t come from a known user. '.

src/applications/maniphest/mail/ManiphestCreateMailReceiver.php

@@ -18,6 +18,7 @@ final class ManiphestCreateMailReceiver extends PhabricatorMailReceiver {
       foreach ($application_emails as $application_email) {
         $create_address = $application_email->getAddress();
         if ($this->matchAddresses($create_address, $to_address)) {
+          $this->setApplicationEmail($application_email);
           return true;
         }
       }
@@ -26,42 +27,6 @@ final class ManiphestCreateMailReceiver extends PhabricatorMailReceiver {
     return false;
   }
 
-  public function loadSender(PhabricatorMetaMTAReceivedMail $mail) {
-    try {
-      // Try to load the sender normally.
-      return parent::loadSender($mail);
-    } catch (PhabricatorMetaMTAReceivedMailProcessingException $ex) {
-
-      // If we failed to load the sender normally, use this special legacy
-      // black magic.
-
-      // TODO: Deprecate and remove this.
-
-      $default_author_key = 'metamta.maniphest.default-public-author';
-      $default_author = PhabricatorEnv::getEnvConfig($default_author_key);
-
-      if (!strlen($default_author)) {
-        throw $ex;
-      }
-
-      $user = id(new PhabricatorUser())->loadOneWhere(
-        'username = %s',
-        $default_author);
-
-      if ($user) {
-        return $user;
-      }
-
-      throw new PhabricatorMetaMTAReceivedMailProcessingException(
-        MetaMTAReceivedMailStatus::STATUS_UNKNOWN_SENDER,
-        pht(
-          "Phabricator is misconfigured, the configuration key ".
-          "'metamta.maniphest.default-public-author' is set to user ".
-          "'%s' but that user does not exist.",
-          $default_author));
-    }
-  }
-
   protected function processReceivedMail(
     PhabricatorMetaMTAReceivedMail $mail,
     PhabricatorUser $sender) {

src/applications/meta/controller/PhabricatorApplicationEditEmailController.php

@@ -220,10 +220,17 @@ final class PhabricatorApplicationEditEmailController
     $e_email = true;
     $email   = null;
     $errors  = array();
+    $default_user_key =
+      PhabricatorMetaMTAApplicationEmail::CONFIG_DEFAULT_AUTHOR;
     if ($request->isDialogFormPost()) {
       $email = trim($request->getStr('email'));
       list($e_email, $errors) = $this->validateApplicationEmail($email);
       $email_object->setAddress($email);
+      $default_user = $request->getArr($default_user_key);
+      $default_user = reset($default_user);
+      if ($default_user) {
+        $email_object->setConfigValue($default_user_key, $default_user);
+      }
 
       if (!$errors) {
         try {
@@ -244,6 +251,13 @@ final class PhabricatorApplicationEditEmailController
         ->setErrors($errors);
     }
 
+    $default_user = $email_object->getConfigValue($default_user_key);
+    if ($default_user) {
+      $default_user_handle = $this->loadViewerHandles(array($default_user));
+    } else {
+      $default_user_handle = array();
+    }
+
     $form = id(new PHUIFormLayoutView())
       ->appendChild(
         id(new AphrontFormTextControl())
@@ -251,11 +265,25 @@ final class PhabricatorApplicationEditEmailController
           ->setName('email')
           ->setValue($email_object->getAddress())
           ->setCaption(PhabricatorUserEmail::describeAllowedAddresses())
-          ->setError($e_email));
-
+          ->setError($e_email))
+      ->appendChild(
+        id(new AphrontFormTokenizerControl())
+          ->setDatasource(new PhabricatorPeopleDatasource())
+          ->setLabel(pht('Default Author'))
+          ->setName($default_user_key)
+          ->setLimit(1)
+          ->setValue($default_user_handle)
+          ->setCaption(pht(
+            'Used if the "From:" address does not map to a known account.')));
+    if ($is_new) {
+      $title = pht('New Address');
+    } else {
+      $title = pht('Edit Address');
+    }
     $dialog = id(new AphrontDialogView())
       ->setUser($viewer)
-      ->setTitle(pht('New Address'))
+      ->setWidth(AphrontDialogView::WIDTH_FORM)
+      ->setTitle($title)
       ->appendChild($errors)
       ->appendChild($form)
       ->addSubmitButton(pht('Save'))

src/applications/metamta/management/PhabricatorMailManagementReceiveTestWorkflow.php

@@ -35,7 +35,32 @@ final class PhabricatorMailManagementReceiveTestWorkflow
   public function execute(PhutilArgumentParser $args) {
     $console = PhutilConsole::getConsole();
 
+    $to = $args->getArg('to');
+    if (!$to) {
+      throw new PhutilArgumentUsageException(
+        "Use '--to' to specify the receiving object or email address.");
+    }
+
+    $to_application_email = id(new PhabricatorMetaMTAApplicationEmailQuery())
+      ->setViewer($this->getViewer())
+      ->withAddresses(array($to))
+      ->executeOne();
+
     $as = $args->getArg('as');
+    if (!$as && $to_application_email) {
+      $default_phid = $to_application_email->getConfigValue(
+        PhabricatorMetaMTAApplicationEmail::CONFIG_DEFAULT_AUTHOR);
+      if ($default_phid) {
+        $default_user = id(new PhabricatorPeopleQuery())
+          ->setViewer($this->getViewer())
+          ->withPHIDs(array($default_phid))
+          ->executeOne();
+        if ($default_user) {
+          $as = $default_user->getUsername();
+        }
+      }
+    }
+
     if (!$as) {
       throw new PhutilArgumentUsageException(
         pht("Use '--as' to specify the acting user."));
@@ -50,11 +75,6 @@ final class PhabricatorMailManagementReceiveTestWorkflow
         pht("No such user '%s' exists.", $as));
     }
 
-    $to = $args->getArg('to');
-    if (!$to) {
-      throw new PhutilArgumentUsageException(
-        "Use '--to' to specify the receiving object or email address.");
-    }
 
     $from = $args->getArg('from');
     if (!$from) {

src/applications/metamta/receiver/PhabricatorMailReceiver.php

@@ -2,9 +2,22 @@
 
 abstract class PhabricatorMailReceiver {
 
+  private $applicationEmail;
+
+  public function setApplicationEmail(
+    PhabricatorMetaMTAApplicationEmail $email) {
+    $this->applicationEmail = $email;
+    return $this;
+  }
+
+  public function getApplicationEmail() {
+    return $this->applicationEmail;
+  }
+
   abstract public function isEnabled();
   abstract public function canAcceptMail(PhabricatorMetaMTAReceivedMail $mail);
 
+
   abstract protected function processReceivedMail(
     PhabricatorMetaMTAReceivedMail $mail,
     PhabricatorUser $sender);
@@ -128,6 +141,27 @@ abstract class PhabricatorMailReceiver {
         $raw_from);
     }
 
+    if ($this->getApplicationEmail()) {
+      $application_email = $this->getApplicationEmail();
+      $default_user_phid = $application_email->getConfigValue(
+        PhabricatorMetaMTAApplicationEmail::CONFIG_DEFAULT_AUTHOR);
+
+      if ($default_user_phid) {
+        $user = id(new PhabricatorUser())->loadOneWhere(
+          'phid = %s',
+          $default_user_phid);
+        if ($user) {
+          return $user;
+        }
+      }
+
+      $reasons[] = pht(
+        "Phabricator is misconfigured, the application email ".
+        "'%s' is set to user '%s' but that user does not exist.",
+        $application_email->getAddress(),
+        $default_user_phid);
+    }
+
     $reasons = implode("\n\n", $reasons);
 
     throw new PhabricatorMetaMTAReceivedMailProcessingException(

src/applications/metamta/storage/PhabricatorMetaMTAApplicationEmail.php

@@ -10,6 +10,8 @@ final class PhabricatorMetaMTAApplicationEmail
 
   private $application = self::ATTACHABLE;
 
+  const CONFIG_DEFAULT_AUTHOR = 'config:default:author';
+
   protected function getConfiguration() {
     return array(
       self::CONFIG_AUX_PHID => true,
@@ -50,6 +52,15 @@ final class PhabricatorMetaMTAApplicationEmail
     return self::assertAttached($this->application);
   }
 
+  public function setConfigValue($key, $value) {
+    $this->configData[$key] = $value;
+    return $this;
+  }
+
+  public function getConfigValue($key, $default = null) {
+    return idx($this->configData, $key, $default);
+  }
+
 /* -(  PhabricatorPolicyInterface  )----------------------------------------- */