public function processRequest()
 {
     $request = $this->getRequest();
     $user = $request->getUser();
     $response_type = $request->getStr('responseType', 'task');
     $order = $request->getStr('order', PhabricatorProjectColumn::DEFAULT_ORDER);
     $can_edit_assign = $this->hasApplicationCapability(ManiphestEditAssignCapability::CAPABILITY);
     $can_edit_policies = $this->hasApplicationCapability(ManiphestEditPoliciesCapability::CAPABILITY);
     $can_edit_priority = $this->hasApplicationCapability(ManiphestEditPriorityCapability::CAPABILITY);
     $can_edit_projects = $this->hasApplicationCapability(ManiphestEditProjectsCapability::CAPABILITY);
     $can_edit_status = $this->hasApplicationCapability(ManiphestEditStatusCapability::CAPABILITY);
     $parent_task = null;
     $template_id = null;
     if ($this->id) {
         $task = id(new ManiphestTaskQuery())->setViewer($user)->requireCapabilities(array(PhabricatorPolicyCapability::CAN_VIEW, PhabricatorPolicyCapability::CAN_EDIT))->withIDs(array($this->id))->executeOne();
         if (!$task) {
             return new Aphront404Response();
         }
     } else {
         $task = ManiphestTask::initializeNewTask($user);
         // We currently do not allow you to set the task status when creating
         // a new task, although now that statuses are custom it might make
         // sense.
         $can_edit_status = false;
         // These allow task creation with defaults.
         if (!$request->isFormPost()) {
             $task->setTitle($request->getStr('title'));
             if ($can_edit_projects) {
                 $projects = $request->getStr('projects');
                 if ($projects) {
                     $tokens = $request->getStrList('projects');
                     $type_project = PhabricatorProjectProjectPHIDType::TYPECONST;
                     foreach ($tokens as $key => $token) {
                         if (phid_get_type($token) == $type_project) {
                             // If this is formatted like a PHID, leave it as-is.
                             continue;
                         }
                         if (preg_match('/^#/', $token)) {
                             // If this already has a "#", leave it as-is.
                             continue;
                         }
                         // Add a "#" prefix.
                         $tokens[$key] = '#' . $token;
                     }
                     $default_projects = id(new PhabricatorObjectQuery())->setViewer($user)->withNames($tokens)->execute();
                     $default_projects = mpull($default_projects, 'getPHID');
                     if ($default_projects) {
                         $task->attachProjectPHIDs($default_projects);
                     }
                 }
             }
             if ($can_edit_priority) {
                 $priority = $request->getInt('priority');
                 if ($priority !== null) {
                     $priority_map = ManiphestTaskPriority::getTaskPriorityMap();
                     if (isset($priority_map[$priority])) {
                         $task->setPriority($priority);
                     }
                 }
             }
             $task->setDescription($request->getStr('description'));
             if ($can_edit_assign) {
                 $assign = $request->getStr('assign');
                 if (strlen($assign)) {
                     $assign_user = id(new PhabricatorPeopleQuery())->setViewer($user)->withUsernames(array($assign))->executeOne();
                     if (!$assign_user) {
                         $assign_user = id(new PhabricatorPeopleQuery())->setViewer($user)->withPHIDs(array($assign))->executeOne();
                     }
                     if ($assign_user) {
                         $task->setOwnerPHID($assign_user->getPHID());
                     }
                 }
             }
         }
         $template_id = $request->getInt('template');
         // You can only have a parent task if you're creating a new task.
         $parent_id = $request->getInt('parent');
         if ($parent_id) {
             $parent_task = id(new ManiphestTaskQuery())->setViewer($user)->withIDs(array($parent_id))->executeOne();
             if (!$template_id) {
                 $template_id = $parent_id;
             }
         }
     }
     $errors = array();
     $e_title = true;
     $field_list = PhabricatorCustomField::getObjectFields($task, PhabricatorCustomField::ROLE_EDIT);
     $field_list->setViewer($user);
     $field_list->readFieldsFromStorage($task);
     $aux_fields = $field_list->getFields();
     if ($request->isFormPost()) {
         $changes = array();
         $new_title = $request->getStr('title');
         $new_desc = $request->getStr('description');
         $new_status = $request->getStr('status');
         if (!$task->getID()) {
             $workflow = 'create';
         } else {
             $workflow = '';
         }
         $changes[ManiphestTransaction::TYPE_TITLE] = $new_title;
         $changes[ManiphestTransaction::TYPE_DESCRIPTION] = $new_desc;
         if ($can_edit_status) {
             $changes[ManiphestTransaction::TYPE_STATUS] = $new_status;
         } else {
             if (!$task->getID()) {
                 // Create an initial status transaction for the burndown chart.
                 // TODO: We can probably remove this once Facts comes online.
                 $changes[ManiphestTransaction::TYPE_STATUS] = $task->getStatus();
             }
         }
         $owner_tokenizer = $request->getArr('assigned_to');
         $owner_phid = reset($owner_tokenizer);
         if (!strlen($new_title)) {
             $e_title = pht('Required');
             $errors[] = pht('Title is required.');
         }
         $old_values = array();
         foreach ($aux_fields as $aux_arr_key => $aux_field) {
             // TODO: This should be buildFieldTransactionsFromRequest() once we
             // switch to ApplicationTransactions properly.
             $aux_old_value = $aux_field->getOldValueForApplicationTransactions();
             $aux_field->readValueFromRequest($request);
             $aux_new_value = $aux_field->getNewValueForApplicationTransactions();
             // TODO: We're faking a call to the ApplicaitonTransaction validation
             // logic here. We need valid objects to pass, but they aren't used
             // in a meaningful way. For now, build User objects. Once the Maniphest
             // objects exist, this will switch over automatically. This is a big
             // hack but shouldn't be long for this world.
             $placeholder_editor = new PhabricatorUserProfileEditor();
             $field_errors = $aux_field->validateApplicationTransactions($placeholder_editor, PhabricatorTransactions::TYPE_CUSTOMFIELD, array(id(new ManiphestTransaction())->setOldValue($aux_old_value)->setNewValue($aux_new_value)));
             foreach ($field_errors as $error) {
                 $errors[] = $error->getMessage();
             }
             $old_values[$aux_field->getFieldKey()] = $aux_old_value;
         }
         if ($errors) {
             $task->setTitle($new_title);
             $task->setDescription($new_desc);
             $task->setPriority($request->getInt('priority'));
             $task->setOwnerPHID($owner_phid);
             $task->setCCPHIDs($request->getArr('cc'));
             $task->attachProjectPHIDs($request->getArr('projects'));
         } else {
             if ($can_edit_priority) {
                 $changes[ManiphestTransaction::TYPE_PRIORITY] = $request->getInt('priority');
             }
             if ($can_edit_assign) {
                 $changes[ManiphestTransaction::TYPE_OWNER] = $owner_phid;
             }
             $changes[ManiphestTransaction::TYPE_CCS] = $request->getArr('cc');
             if ($can_edit_projects) {
                 $projects = $request->getArr('projects');
                 $changes[ManiphestTransaction::TYPE_PROJECTS] = $projects;
                 $column_phid = $request->getStr('columnPHID');
                 // allow for putting a task in a project column at creation -only-
                 if (!$task->getID() && $column_phid && $projects) {
                     $column = id(new PhabricatorProjectColumnQuery())->setViewer($user)->withProjectPHIDs($projects)->withPHIDs(array($column_phid))->executeOne();
                     if ($column) {
                         $changes[ManiphestTransaction::TYPE_PROJECT_COLUMN] = array('new' => array('projectPHID' => $column->getProjectPHID(), 'columnPHIDs' => array($column_phid)), 'old' => array('projectPHID' => $column->getProjectPHID(), 'columnPHIDs' => array()));
                     }
                 }
             }
             if ($can_edit_policies) {
                 $changes[PhabricatorTransactions::TYPE_VIEW_POLICY] = $request->getStr('viewPolicy');
                 $changes[PhabricatorTransactions::TYPE_EDIT_POLICY] = $request->getStr('editPolicy');
             }
             $template = new ManiphestTransaction();
             $transactions = array();
             foreach ($changes as $type => $value) {
                 $transaction = clone $template;
                 $transaction->setTransactionType($type);
                 if ($type == ManiphestTransaction::TYPE_PROJECT_COLUMN) {
                     $transaction->setNewValue($value['new']);
                     $transaction->setOldValue($value['old']);
                 } else {
                     if ($type == ManiphestTransaction::TYPE_PROJECTS) {
                         // TODO: Gross.
                         $project_type = PhabricatorProjectObjectHasProjectEdgeType::EDGECONST;
                         $transaction->setTransactionType(PhabricatorTransactions::TYPE_EDGE)->setMetadataValue('edge:type', $project_type)->setNewValue(array('=' => array_fuse($value)));
                     } else {
                         $transaction->setNewValue($value);
                     }
                 }
                 $transactions[] = $transaction;
             }
             if ($aux_fields) {
                 foreach ($aux_fields as $aux_field) {
                     $transaction = clone $template;
                     $transaction->setTransactionType(PhabricatorTransactions::TYPE_CUSTOMFIELD);
                     $aux_key = $aux_field->getFieldKey();
                     $transaction->setMetadataValue('customfield:key', $aux_key);
                     $old = idx($old_values, $aux_key);
                     $new = $aux_field->getNewValueForApplicationTransactions();
                     $transaction->setOldValue($old);
                     $transaction->setNewValue($new);
                     $transactions[] = $transaction;
                 }
             }
             if ($transactions) {
                 $is_new = !$task->getID();
                 $event = new PhabricatorEvent(PhabricatorEventType::TYPE_MANIPHEST_WILLEDITTASK, array('task' => $task, 'new' => $is_new, 'transactions' => $transactions));
                 $event->setUser($user);
                 $event->setAphrontRequest($request);
                 PhutilEventEngine::dispatchEvent($event);
                 $task = $event->getValue('task');
                 $transactions = $event->getValue('transactions');
                 $editor = id(new ManiphestTransactionEditor())->setActor($user)->setContentSourceFromRequest($request)->setContinueOnNoEffect(true)->applyTransactions($task, $transactions);
                 $event = new PhabricatorEvent(PhabricatorEventType::TYPE_MANIPHEST_DIDEDITTASK, array('task' => $task, 'new' => $is_new, 'transactions' => $transactions));
                 $event->setUser($user);
                 $event->setAphrontRequest($request);
                 PhutilEventEngine::dispatchEvent($event);
             }
             if ($parent_task) {
                 // TODO: This should be transactional now.
                 id(new PhabricatorEdgeEditor())->addEdge($parent_task->getPHID(), PhabricatorEdgeConfig::TYPE_TASK_DEPENDS_ON_TASK, $task->getPHID())->save();
                 $workflow = $parent_task->getID();
             }
             if ($request->isAjax()) {
                 switch ($response_type) {
                     case 'card':
                         $owner = null;
                         if ($task->getOwnerPHID()) {
                             $owner = id(new PhabricatorHandleQuery())->setViewer($user)->withPHIDs(array($task->getOwnerPHID()))->executeOne();
                         }
                         $tasks = id(new ProjectBoardTaskCard())->setViewer($user)->setTask($task)->setOwner($owner)->setCanEdit(true)->getItem();
                         $column = id(new PhabricatorProjectColumnQuery())->setViewer($user)->withPHIDs(array($request->getStr('columnPHID')))->executeOne();
                         if (!$column) {
                             return new Aphront404Response();
                         }
                         $positions = id(new PhabricatorProjectColumnPositionQuery())->setViewer($user)->withColumns(array($column))->execute();
                         $task_phids = mpull($positions, 'getObjectPHID');
                         $column_tasks = id(new ManiphestTaskQuery())->setViewer($user)->withPHIDs($task_phids)->execute();
                         if ($order == PhabricatorProjectColumn::ORDER_NATURAL) {
                             // TODO: This is a little bit awkward, because PHP and JS use
                             // slightly different sort order parameters to achieve the same
                             // effect. It would be unify this a bit at some point.
                             $sort_map = array();
                             foreach ($positions as $position) {
                                 $sort_map[$position->getObjectPHID()] = array(-$position->getSequence(), $position->getID());
                             }
                         } else {
                             $sort_map = mpull($column_tasks, 'getPrioritySortVector', 'getPHID');
                         }
                         $data = array('sortMap' => $sort_map);
                         break;
                     case 'task':
                     default:
                         $tasks = $this->renderSingleTask($task);
                         $data = array();
                         break;
                 }
                 return id(new AphrontAjaxResponse())->setContent(array('tasks' => $tasks, 'data' => $data));
             }
             $redirect_uri = '/T' . $task->getID();
             if ($workflow) {
                 $redirect_uri .= '?workflow=' . $workflow;
             }
             return id(new AphrontRedirectResponse())->setURI($redirect_uri);
         }
     } else {
         if (!$task->getID()) {
             $task->setCCPHIDs(array($user->getPHID()));
             if ($template_id) {
                 $template_task = id(new ManiphestTaskQuery())->setViewer($user)->withIDs(array($template_id))->executeOne();
                 if ($template_task) {
                     $cc_phids = array_unique(array_merge($template_task->getCCPHIDs(), array($user->getPHID())));
                     $task->setCCPHIDs($cc_phids);
                     $task->attachProjectPHIDs($template_task->getProjectPHIDs());
                     $task->setOwnerPHID($template_task->getOwnerPHID());
                     $task->setPriority($template_task->getPriority());
                     $task->setViewPolicy($template_task->getViewPolicy());
                     $task->setEditPolicy($template_task->getEditPolicy());
                     $template_fields = PhabricatorCustomField::getObjectFields($template_task, PhabricatorCustomField::ROLE_EDIT);
                     $fields = $template_fields->getFields();
                     foreach ($fields as $key => $field) {
                         if (!$field->shouldCopyWhenCreatingSimilarTask()) {
                             unset($fields[$key]);
                         }
                         if (empty($aux_fields[$key])) {
                             unset($fields[$key]);
                         }
                     }
                     if ($fields) {
                         id(new PhabricatorCustomFieldList($fields))->setViewer($user)->readFieldsFromStorage($template_task);
                         foreach ($fields as $key => $field) {
                             $aux_fields[$key]->setValueFromStorage($field->getValueForStorage());
                         }
                     }
                 }
             }
         }
     }
     $phids = array_merge(array($task->getOwnerPHID()), $task->getCCPHIDs(), $task->getProjectPHIDs());
     if ($parent_task) {
         $phids[] = $parent_task->getPHID();
     }
     $phids = array_filter($phids);
     $phids = array_unique($phids);
     $handles = $this->loadViewerHandles($phids);
     $error_view = null;
     if ($errors) {
         $error_view = new AphrontErrorView();
         $error_view->setErrors($errors);
     }
     $priority_map = ManiphestTaskPriority::getTaskPriorityMap();
     if ($task->getOwnerPHID()) {
         $assigned_value = array($handles[$task->getOwnerPHID()]);
     } else {
         $assigned_value = array();
     }
     if ($task->getCCPHIDs()) {
         $cc_value = array_select_keys($handles, $task->getCCPHIDs());
     } else {
         $cc_value = array();
     }
     if ($task->getProjectPHIDs()) {
         $projects_value = array_select_keys($handles, $task->getProjectPHIDs());
     } else {
         $projects_value = array();
     }
     $cancel_id = nonempty($task->getID(), $template_id);
     if ($cancel_id) {
         $cancel_uri = '/T' . $cancel_id;
     } else {
         $cancel_uri = '/maniphest/';
     }
     if ($task->getID()) {
         $button_name = pht('Save Task');
         $header_name = pht('Edit Task');
     } else {
         if ($parent_task) {
             $cancel_uri = '/T' . $parent_task->getID();
             $button_name = pht('Create Task');
             $header_name = pht('Create New Subtask');
         } else {
             $button_name = pht('Create Task');
             $header_name = pht('Create New Task');
         }
     }
     require_celerity_resource('maniphest-task-edit-css');
     $project_tokenizer_id = celerity_generate_unique_node_id();
     $form = new AphrontFormView();
     $form->setUser($user)->addHiddenInput('template', $template_id)->addHiddenInput('responseType', $response_type)->addHiddenInput('order', $order)->addHiddenInput('ungrippable', $request->getStr('ungrippable'))->addHiddenInput('columnPHID', $request->getStr('columnPHID'));
     if ($parent_task) {
         $form->appendChild(id(new AphrontFormStaticControl())->setLabel(pht('Parent Task'))->setValue($handles[$parent_task->getPHID()]->getFullName()))->addHiddenInput('parent', $parent_task->getID());
     }
     $form->appendChild(id(new AphrontFormTextAreaControl())->setLabel(pht('Title'))->setName('title')->setError($e_title)->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_SHORT)->setValue($task->getTitle()));
     if ($can_edit_status) {
         // See T4819.
         $status_map = ManiphestTaskStatus::getTaskStatusMap();
         $dup_status = ManiphestTaskStatus::getDuplicateStatus();
         if ($task->getStatus() != $dup_status) {
             unset($status_map[$dup_status]);
         }
         $form->appendChild(id(new AphrontFormSelectControl())->setLabel(pht('Status'))->setName('status')->setValue($task->getStatus())->setOptions($status_map));
     }
     $policies = id(new PhabricatorPolicyQuery())->setViewer($user)->setObject($task)->execute();
     if ($can_edit_assign) {
         $form->appendChild(id(new AphrontFormTokenizerControl())->setLabel(pht('Assigned To'))->setName('assigned_to')->setValue($assigned_value)->setUser($user)->setDatasource(new PhabricatorPeopleDatasource())->setLimit(1));
     }
     $form->appendChild(id(new AphrontFormTokenizerControl())->setLabel(pht('CC'))->setName('cc')->setValue($cc_value)->setUser($user)->setDatasource(new PhabricatorMetaMTAMailableDatasource()));
     if ($can_edit_priority) {
         $form->appendChild(id(new AphrontFormSelectControl())->setLabel(pht('Priority'))->setName('priority')->setOptions($priority_map)->setValue($task->getPriority()));
     }
     if ($can_edit_policies) {
         $form->appendChild(id(new AphrontFormPolicyControl())->setUser($user)->setCapability(PhabricatorPolicyCapability::CAN_VIEW)->setPolicyObject($task)->setPolicies($policies)->setName('viewPolicy'))->appendChild(id(new AphrontFormPolicyControl())->setUser($user)->setCapability(PhabricatorPolicyCapability::CAN_EDIT)->setPolicyObject($task)->setPolicies($policies)->setName('editPolicy'));
     }
     if ($can_edit_projects) {
         $form->appendChild(id(new AphrontFormTokenizerControl())->setLabel(pht('Projects'))->setName('projects')->setValue($projects_value)->setID($project_tokenizer_id)->setCaption(javelin_tag('a', array('href' => '/project/create/', 'mustcapture' => true, 'sigil' => 'project-create'), pht('Create New Project')))->setDatasource(new PhabricatorProjectDatasource()));
     }
     $field_list->appendFieldsToForm($form);
     require_celerity_resource('aphront-error-view-css');
     Javelin::initBehavior('project-create', array('tokenizerID' => $project_tokenizer_id));
     $description_control = new PhabricatorRemarkupControl();
     // "Upsell" creating tasks via email in create flows if the instance is
     // configured for this awesomeness.
     $email_create = PhabricatorEnv::getEnvConfig('metamta.maniphest.public-create-email');
     if (!$task->getID() && $email_create) {
         $email_hint = pht('You can also create tasks by sending an email to: %s', phutil_tag('tt', array(), $email_create));
         $description_control->setCaption($email_hint);
     }
     $description_control->setLabel(pht('Description'))->setName('description')->setID('description-textarea')->setValue($task->getDescription())->setUser($user);
     $form->appendChild($description_control);
     if ($request->isAjax()) {
         $dialog = id(new AphrontDialogView())->setUser($user)->setWidth(AphrontDialogView::WIDTH_FULL)->setTitle($header_name)->appendChild(array($error_view, $form->buildLayoutView()))->addCancelButton($cancel_uri)->addSubmitButton($button_name);
         return id(new AphrontDialogResponse())->setDialog($dialog);
     }
     $form->appendChild(id(new AphrontFormSubmitControl())->addCancelButton($cancel_uri)->setValue($button_name));
     $form_box = id(new PHUIObjectBoxView())->setHeaderText($header_name)->setFormErrors($errors)->setForm($form);
     $preview = id(new PHUIRemarkupPreviewPanel())->setHeader(pht('Description Preview'))->setControlID('description-textarea')->setPreviewURI($this->getApplicationURI('task/descriptionpreview/'));
     if ($task->getID()) {
         $page_objects = array($task->getPHID());
     } else {
         $page_objects = array();
     }
     $crumbs = $this->buildApplicationCrumbs();
     if ($task->getID()) {
         $crumbs->addTextCrumb('T' . $task->getID(), '/T' . $task->getID());
     }
     $crumbs->addTextCrumb($header_name);
     return $this->buildApplicationPage(array($crumbs, $form_box, $preview), array('title' => $header_name, 'pageObjects' => $page_objects));
 }
 public function processRequest()
 {
     $request = $this->getRequest();
     $user = $request->getUser();
     $files = array();
     $parent_task = null;
     $template_id = null;
     if ($this->id) {
         $task = id(new ManiphestTask())->load($this->id);
         if (!$task) {
             return new Aphront404Response();
         }
     } else {
         $task = new ManiphestTask();
         $task->setPriority(ManiphestTaskPriority::getDefaultPriority());
         $task->setAuthorPHID($user->getPHID());
         // These allow task creation with defaults.
         if (!$request->isFormPost()) {
             $task->setTitle($request->getStr('title'));
             $default_projects = $request->getStr('projects');
             if ($default_projects) {
                 $task->setProjectPHIDs(explode(';', $default_projects));
             }
         }
         $file_phids = $request->getArr('files', array());
         if (!$file_phids) {
             // Allow a single 'file' key instead, mostly since Mac OS X urlencodes
             // square brackets in URLs when passed to 'open', so you can't 'open'
             // a URL like '?files[]=xyz' and have PHP interpret it correctly.
             $phid = $request->getStr('file');
             if ($phid) {
                 $file_phids = array($phid);
             }
         }
         if ($file_phids) {
             $files = id(new PhabricatorFile())->loadAllWhere('phid IN (%Ls)', $file_phids);
         }
         $template_id = $request->getInt('template');
         // You can only have a parent task if you're creating a new task.
         $parent_id = $request->getInt('parent');
         if ($parent_id) {
             $parent_task = id(new ManiphestTask())->load($parent_id);
         }
     }
     $errors = array();
     $e_title = true;
     $extensions = ManiphestTaskExtensions::newExtensions();
     $aux_fields = $extensions->getAuxiliaryFieldSpecifications();
     if ($request->isFormPost()) {
         $changes = array();
         $new_title = $request->getStr('title');
         $new_desc = $request->getStr('description');
         $new_status = $request->getStr('status');
         $workflow = '';
         if ($task->getID()) {
             if ($new_title != $task->getTitle()) {
                 $changes[ManiphestTransactionType::TYPE_TITLE] = $new_title;
             }
             if ($new_desc != $task->getDescription()) {
                 $changes[ManiphestTransactionType::TYPE_DESCRIPTION] = $new_desc;
             }
             if ($new_status != $task->getStatus()) {
                 $changes[ManiphestTransactionType::TYPE_STATUS] = $new_status;
             }
         } else {
             $task->setTitle($new_title);
             $task->setDescription($new_desc);
             $changes[ManiphestTransactionType::TYPE_STATUS] = ManiphestTaskStatus::STATUS_OPEN;
             $workflow = 'create';
         }
         $owner_tokenizer = $request->getArr('assigned_to');
         $owner_phid = reset($owner_tokenizer);
         if (!strlen($new_title)) {
             $e_title = 'Required';
             $errors[] = 'Title is required.';
         }
         foreach ($aux_fields as $aux_field) {
             $aux_field->setValueFromRequest($request);
             if ($aux_field->isRequired() && !strlen($aux_field->getValue())) {
                 $errors[] = $aux_field->getLabel() . ' is required.';
                 $aux_field->setError('Required');
             }
             if (strlen($aux_field->getValue())) {
                 try {
                     $aux_field->validate();
                 } catch (Exception $e) {
                     $errors[] = $e->getMessage();
                     $aux_field->setError('Invalid');
                 }
             }
         }
         if ($errors) {
             $task->setPriority($request->getInt('priority'));
             $task->setOwnerPHID($owner_phid);
             $task->setCCPHIDs($request->getArr('cc'));
             $task->setProjectPHIDs($request->getArr('projects'));
         } else {
             if ($request->getInt('priority') != $task->getPriority()) {
                 $changes[ManiphestTransactionType::TYPE_PRIORITY] = $request->getInt('priority');
             }
             if ($owner_phid != $task->getOwnerPHID()) {
                 $changes[ManiphestTransactionType::TYPE_OWNER] = $owner_phid;
             }
             if ($request->getArr('cc') != $task->getCCPHIDs()) {
                 $changes[ManiphestTransactionType::TYPE_CCS] = $request->getArr('cc');
             }
             $new_proj_arr = $request->getArr('projects');
             $new_proj_arr = array_values($new_proj_arr);
             sort($new_proj_arr);
             $cur_proj_arr = $task->getProjectPHIDs();
             $cur_proj_arr = array_values($cur_proj_arr);
             sort($cur_proj_arr);
             if ($new_proj_arr != $cur_proj_arr) {
                 $changes[ManiphestTransactionType::TYPE_PROJECTS] = $new_proj_arr;
             }
             if ($files) {
                 $file_map = mpull($files, 'getPHID');
                 $file_map = array_fill_keys($file_map, array());
                 $changes[ManiphestTransactionType::TYPE_ATTACH] = array(PhabricatorPHIDConstants::PHID_TYPE_FILE => $file_map);
             }
             $content_source = PhabricatorContentSource::newForSource(PhabricatorContentSource::SOURCE_WEB, array('ip' => $request->getRemoteAddr()));
             $template = new ManiphestTransaction();
             $template->setAuthorPHID($user->getPHID());
             $template->setContentSource($content_source);
             $transactions = array();
             foreach ($changes as $type => $value) {
                 $transaction = clone $template;
                 $transaction->setTransactionType($type);
                 $transaction->setNewValue($value);
                 $transactions[] = $transaction;
             }
             if ($aux_fields) {
                 $task->loadAndAttachAuxiliaryAttributes();
                 foreach ($aux_fields as $aux_field) {
                     $transaction = clone $template;
                     $transaction->setTransactionType(ManiphestTransactionType::TYPE_AUXILIARY);
                     $aux_key = $aux_field->getAuxiliaryKey();
                     $transaction->setMetadataValue('aux:key', $aux_key);
                     $transaction->setNewValue($aux_field->getValueForStorage());
                     $transactions[] = $transaction;
                 }
             }
             if ($transactions) {
                 $is_new = !$task->getID();
                 $event = new PhabricatorEvent(PhabricatorEventType::TYPE_MANIPHEST_WILLEDITTASK, array('task' => $task, 'new' => $is_new, 'transactions' => $transactions));
                 $event->setUser($user);
                 $event->setAphrontRequest($request);
                 PhutilEventEngine::dispatchEvent($event);
                 $task = $event->getValue('task');
                 $transactions = $event->getValue('transactions');
                 $editor = new ManiphestTransactionEditor();
                 $editor->setAuxiliaryFields($aux_fields);
                 $editor->applyTransactions($task, $transactions);
                 $event = new PhabricatorEvent(PhabricatorEventType::TYPE_MANIPHEST_DIDEDITTASK, array('task' => $task, 'new' => $is_new, 'transactions' => $transactions));
                 $event->setUser($user);
                 $event->setAphrontRequest($request);
                 PhutilEventEngine::dispatchEvent($event);
             }
             if ($parent_task) {
                 id(new PhabricatorEdgeEditor())->setUser($user)->addEdge($parent_task->getPHID(), PhabricatorEdgeConfig::TYPE_TASK_DEPENDS_ON_TASK, $task->getPHID())->save();
                 $workflow = $parent_task->getID();
             }
             $redirect_uri = '/T' . $task->getID();
             if ($workflow) {
                 $redirect_uri .= '?workflow=' . $workflow;
             }
             return id(new AphrontRedirectResponse())->setURI($redirect_uri);
         }
     } else {
         if ($aux_fields) {
             $task->loadAndAttachAuxiliaryAttributes();
             foreach ($aux_fields as $aux_field) {
                 $aux_key = $aux_field->getAuxiliaryKey();
                 $value = $task->getAuxiliaryAttribute($aux_key);
                 $aux_field->setValueFromStorage($value);
             }
         }
         if (!$task->getID()) {
             $task->setCCPHIDs(array($user->getPHID()));
             if ($template_id) {
                 $template_task = id(new ManiphestTask())->load($template_id);
                 if ($template_task) {
                     $task->setCCPHIDs($template_task->getCCPHIDs());
                     $task->setProjectPHIDs($template_task->getProjectPHIDs());
                     $task->setOwnerPHID($template_task->getOwnerPHID());
                     $task->setPriority($template_task->getPriority());
                     if ($aux_fields) {
                         $template_task->loadAndAttachAuxiliaryAttributes();
                         foreach ($aux_fields as $aux_field) {
                             if (!$aux_field->shouldCopyWhenCreatingSimilarTask()) {
                                 continue;
                             }
                             $aux_key = $aux_field->getAuxiliaryKey();
                             $value = $template_task->getAuxiliaryAttribute($aux_key);
                             $aux_field->setValueFromStorage($value);
                         }
                     }
                 }
             }
         }
     }
     $phids = array_merge(array($task->getOwnerPHID()), $task->getCCPHIDs(), $task->getProjectPHIDs());
     if ($parent_task) {
         $phids[] = $parent_task->getPHID();
     }
     $phids = array_filter($phids);
     $phids = array_unique($phids);
     $handles = $this->loadViewerHandles($phids);
     $tvalues = mpull($handles, 'getFullName', 'getPHID');
     $error_view = null;
     if ($errors) {
         $error_view = new AphrontErrorView();
         $error_view->setErrors($errors);
         $error_view->setTitle('Form Errors');
     }
     $priority_map = ManiphestTaskPriority::getTaskPriorityMap();
     if ($task->getOwnerPHID()) {
         $assigned_value = array($task->getOwnerPHID() => $handles[$task->getOwnerPHID()]->getFullName());
     } else {
         $assigned_value = array();
     }
     if ($task->getCCPHIDs()) {
         $cc_value = array_select_keys($tvalues, $task->getCCPHIDs());
     } else {
         $cc_value = array();
     }
     if ($task->getProjectPHIDs()) {
         $projects_value = array_select_keys($tvalues, $task->getProjectPHIDs());
     } else {
         $projects_value = array();
     }
     $cancel_id = nonempty($task->getID(), $template_id);
     if ($cancel_id) {
         $cancel_uri = '/T' . $cancel_id;
     } else {
         $cancel_uri = '/maniphest/';
     }
     if ($task->getID()) {
         $button_name = 'Save Task';
         $header_name = 'Edit Task';
     } else {
         if ($parent_task) {
             $cancel_uri = '/T' . $parent_task->getID();
             $button_name = 'Create Task';
             $header_name = 'Create New Subtask';
         } else {
             $button_name = 'Create Task';
             $header_name = 'Create New Task';
         }
     }
     require_celerity_resource('maniphest-task-edit-css');
     $project_tokenizer_id = celerity_generate_unique_node_id();
     $form = new AphrontFormView();
     $form->setUser($user)->setAction($request->getRequestURI()->getPath())->addHiddenInput('template', $template_id);
     if ($parent_task) {
         $form->appendChild(id(new AphrontFormStaticControl())->setLabel('Parent Task')->setValue($handles[$parent_task->getPHID()]->getFullName()))->addHiddenInput('parent', $parent_task->getID());
     }
     $form->appendChild(id(new AphrontFormTextAreaControl())->setLabel('Title')->setName('title')->setError($e_title)->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_SHORT)->setValue($task->getTitle()));
     if ($task->getID()) {
         // Only show this in "edit" mode, not "create" mode, since creating a
         // non-open task is kind of silly and it would just clutter up the
         // "create" interface.
         $form->appendChild(id(new AphrontFormSelectControl())->setLabel('Status')->setName('status')->setValue($task->getStatus())->setOptions(ManiphestTaskStatus::getTaskStatusMap()));
     }
     $form->appendChild(id(new AphrontFormTokenizerControl())->setLabel('Assigned To')->setName('assigned_to')->setValue($assigned_value)->setUser($user)->setDatasource('/typeahead/common/users/')->setLimit(1))->appendChild(id(new AphrontFormTokenizerControl())->setLabel('CC')->setName('cc')->setValue($cc_value)->setUser($user)->setDatasource('/typeahead/common/mailable/'))->appendChild(id(new AphrontFormSelectControl())->setLabel('Priority')->setName('priority')->setOptions($priority_map)->setValue($task->getPriority()))->appendChild(id(new AphrontFormTokenizerControl())->setLabel('Projects')->setName('projects')->setValue($projects_value)->setID($project_tokenizer_id)->setCaption(javelin_render_tag('a', array('href' => '/project/create/', 'mustcapture' => true, 'sigil' => 'project-create'), 'Create New Project'))->setDatasource('/typeahead/common/projects/'));
     if ($aux_fields) {
         foreach ($aux_fields as $aux_field) {
             if ($aux_field->isRequired() && !$aux_field->getError() && !$aux_field->getValue()) {
                 $aux_field->setError(true);
             }
             $aux_control = $aux_field->renderControl();
             $form->appendChild($aux_control);
         }
     }
     require_celerity_resource('aphront-error-view-css');
     Javelin::initBehavior('project-create', array('tokenizerID' => $project_tokenizer_id));
     if ($files) {
         $file_display = array();
         foreach ($files as $file) {
             $file_display[] = phutil_escape_html($file->getName());
         }
         $file_display = implode('<br />', $file_display);
         $form->appendChild(id(new AphrontFormMarkupControl())->setLabel('Files')->setValue($file_display));
         foreach ($files as $ii => $file) {
             $form->addHiddenInput('files[' . $ii . ']', $file->getPHID());
         }
     }
     $description_control = new PhabricatorRemarkupControl();
     // "Upsell" creating tasks via email in create flows if the instance is
     // configured for this awesomeness.
     $email_create = PhabricatorEnv::getEnvConfig('metamta.maniphest.public-create-email');
     if (!$task->getID() && $email_create) {
         $email_hint = 'You can also create tasks by sending an email to: ' . '<tt>' . phutil_escape_html($email_create) . '</tt>';
         $description_control->setCaption($email_hint);
     }
     $description_control->setLabel('Description')->setName('description')->setID('description-textarea')->setValue($task->getDescription());
     $form->appendChild($description_control);
     if (!$task->getID()) {
         $form->appendChild(id(new AphrontFormDragAndDropUploadControl())->setLabel('Attached Files')->setName('files')->setActivatedClass('aphront-panel-view-drag-and-drop'));
     }
     $form->appendChild(id(new AphrontFormSubmitControl())->addCancelButton($cancel_uri)->setValue($button_name));
     $panel = new AphrontPanelView();
     $panel->setWidth(AphrontPanelView::WIDTH_FULL);
     $panel->setHeader($header_name);
     $panel->appendChild($form);
     $description_preview_panel = '<div class="aphront-panel-preview aphront-panel-preview-full">
     <div class="maniphest-description-preview-header">
       Description Preview
     </div>
     <div id="description-preview">
       <div class="aphront-panel-preview-loading-text">
         Loading preview...
       </div>
     </div>
   </div>';
     Javelin::initBehavior('maniphest-description-preview', array('preview' => 'description-preview', 'textarea' => 'description-textarea', 'uri' => '/maniphest/task/descriptionpreview/'));
     if ($task->getID()) {
         $page_objects = array($task->getPHID());
     } else {
         $page_objects = array();
     }
     return $this->buildStandardPageResponse(array($error_view, $panel, $description_preview_panel), array('title' => $header_name, 'pageObjects' => $page_objects));
 }