Implement remarkup custom control

Summary: Ref T2575. Adds "remarkup" control, which displays a remarkup control and uses the remarkup cache. Grants fields access to remarkup pipeline.

Test Plan:
{F35067}
{F35068}

Used DarkConsole to verify cache interaction with services.

Reviewers: hach-que, btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T2575

Differential Revision: https://secure.phabricator.com/D5286

src/__phutil_library_map__.php

@@ -2084,6 +2084,7 @@ phutil_register_library_map(array(
     'LiskMigrationIterator' => 'PhutilBufferedIterator',
     'ManiphestAction' => 'ManiphestConstants',
     'ManiphestAuxiliaryFieldDefaultSpecification' => 'ManiphestAuxiliaryFieldSpecification',
+    'ManiphestAuxiliaryFieldSpecification' => 'PhabricatorMarkupInterface',
     'ManiphestAuxiliaryFieldTypeException' => 'Exception',
     'ManiphestAuxiliaryFieldValidationException' => 'Exception',
     'ManiphestBatchEditController' => 'ManiphestController',

src/applications/maniphest/auxiliaryfield/ManiphestAuxiliaryFieldDefaultSpecification.php

@@ -15,11 +15,12 @@ class ManiphestAuxiliaryFieldDefaultSpecification
   private $error;
   private $shouldCopyWhenCreatingSimilarTask;
 
-  const TYPE_SELECT = 'select';
+  const TYPE_SELECT   = 'select';
-  const TYPE_STRING = 'string';
+  const TYPE_STRING   = 'string';
-  const TYPE_INT    = 'int';
+  const TYPE_INT      = 'int';
-  const TYPE_BOOL   = 'bool';
+  const TYPE_BOOL     = 'bool';
-  const TYPE_DATE   = 'date';
+  const TYPE_DATE     = 'date';
+  const TYPE_REMARKUP = 'remarkup';
 
   public function getFieldType() {
     return $this->fieldType;
@@ -97,6 +98,10 @@ class ManiphestAuxiliaryFieldDefaultSpecification
         $control = new AphrontFormDateControl();
         $control->setUser($this->getUser());
         break;
+      case self::TYPE_REMARKUP:
+        $control = new PhabricatorRemarkupControl();
+        $control->setUser($this->getUser());
+        break;
       default:
         $label = $this->getLabel();
         throw new ManiphestAuxiliaryFieldTypeException(
@@ -193,6 +198,14 @@ class ManiphestAuxiliaryFieldDefaultSpecification
     }
   }
 
+  public function getMarkupFields() {
+    switch ($this->getFieldType()) {
+      case self::TYPE_REMARKUP:
+        return array('default');
+    }
+    return parent::getMarkupFields();
+  }
+
   public function renderForDetailView() {
     switch ($this->getFieldType()) {
       case self::TYPE_BOOL:
@@ -202,11 +215,13 @@ class ManiphestAuxiliaryFieldDefaultSpecification
           return null;
         }
       case self::TYPE_SELECT:
-        $display = idx($this->getSelectOptions(), $this->getValue());
+        return idx($this->getSelectOptions(), $this->getValue());
-        return $display;
       case self::TYPE_DATE:
-        $display = phabricator_datetime($this->getValue(), $this->getUser());
+        return phabricator_datetime($this->getValue(), $this->getUser());
-        return $display;
+      case self::TYPE_REMARKUP:
+        return $this->getMarkupEngine()->getOutput(
+          $this,
+          'default');
     }
     return parent::renderForDetailView();
   }
@@ -247,6 +262,10 @@ class ManiphestAuxiliaryFieldDefaultSpecification
                   "from '{$old_display}' to '{$new_display}'";
         }
         break;
+      case self::TYPE_REMARKUP:
+        // TODO: After we get ApplicationTransactions, straighten this out.
+        $desc = "updated field '{$label}'";
+        break;
       default:
         if (!strlen($old)) {
           if (!strlen($new)) {

src/applications/maniphest/auxiliaryfield/ManiphestAuxiliaryFieldSpecification.php

@@ -3,7 +3,8 @@
 /**
  * @group maniphest
  */
-abstract class ManiphestAuxiliaryFieldSpecification {
+abstract class ManiphestAuxiliaryFieldSpecification
+  implements PhabricatorMarkupInterface {
 
   const RENDER_TARGET_HTML  = 'html';
   const RENDER_TARGET_TEXT  = 'text';
@@ -14,6 +15,7 @@ abstract class ManiphestAuxiliaryFieldSpecification {
   private $value;
   private $user;
   private $task;
+  private $markupEngine;
 
   public function setTask(ManiphestTask $task) {
     $this->task = $task;
@@ -158,4 +160,52 @@ abstract class ManiphestAuxiliaryFieldSpecification {
   }
 
 
+  public function getMarkupFields() {
+    return array();
+  }
+
+  public function setMarkupEngine(PhabricatorMarkupEngine $engine) {
+    $this->markupEngine = $engine;
+    return $this;
+  }
+
+  public function getMarkupEngine() {
+    return $this->markupEngine;
+  }
+
+
+/* -(  PhabricatorMarkupInterface  )----------------------------------------- */
+
+
+  public function getMarkupFieldKey($field) {
+    $hash = PhabricatorHash::digestForIndex($this->getMarkupText($field));
+    return 'maux:'.$this->getAuxiliaryKey().':'.$hash;
+  }
+
+
+  public function newMarkupEngine($field) {
+    return PhabricatorMarkupEngine::newManiphestMarkupEngine();
+  }
+
+
+  public function getMarkupText($field) {
+    return $this->getValue();
+  }
+
+  public function didMarkupText(
+    $field,
+    $output,
+    PhutilMarkupEngine $engine) {
+    return phutil_tag(
+      'div',
+      array(
+        'class' => 'phabricator-remarkup',
+      ),
+      $output);
+  }
+
+  public function shouldUseMarkupCache($field) {
+    return true;
+  }
+
 }

src/applications/maniphest/controller/ManiphestTaskDetailController.php

@@ -126,11 +126,19 @@ final class ManiphestTaskDetailController extends ManiphestController {
         $engine->addObject($xaction, ManiphestTransaction::MARKUP_FIELD_BODY);
       }
     }
-    $engine->process();
 
     $extensions = ManiphestTaskExtensions::newExtensions();
     $aux_fields = $extensions->loadFields($task, $user);
 
+    foreach ($aux_fields as $aux_field) {
+      foreach ($aux_field->getMarkupFields() as $markup_field) {
+        $engine->addObject($aux_field, $markup_field);
+        $aux_field->setMarkupEngine($engine);
+      }
+    }
+
+    $engine->process();
+
     $transaction_types = ManiphestTransactionType::getTransactionTypeMap();
     $resolution_types = ManiphestTaskStatus::getTaskStatusMap();
 

src/docs/userguide/maniphest_custom.diviner

@@ -44,8 +44,8 @@ Each array key must be unique, and is used to organize the internal storage of
 the field. These options are available:
 
   - **label**: Display label for the field on the edit and detail interfaces.
-  - **type**: Field type, one of **int**, **string**, **bool**, **select** or
+  - **type**: Field type, one of **int**, **string**, **bool**, **select**,
-    **date**.
+    **remarkup**, or **date**.
   - **caption**: A caption to display underneath the field (optional).
   - **required**: True if the user should be required to provide a value.
   - **options**: If type is set to **select**, provide options for the dropdown