public function render()
 {
     $viewer = $this->getUser();
     $tasks = $this->tasks;
     $query = $this->savedQuery;
     // If we didn't match anything, just pick up the default empty state.
     if (!$tasks) {
         return id(new PHUIObjectItemListView())->setUser($viewer)->setNoDataString(pht('No tasks found.'));
     }
     $group_parameter = nonempty($query->getParameter('group'), 'priority');
     $order_parameter = nonempty($query->getParameter('order'), 'priority');
     $handles = ManiphestTaskListView::loadTaskHandles($viewer, $tasks);
     $groups = $this->groupTasks($tasks, $group_parameter, $handles);
     $can_edit_priority = $this->canEditPriority;
     $can_drag = $order_parameter == 'priority' && $can_edit_priority && ($group_parameter == 'none' || $group_parameter == 'priority');
     if (!$viewer->isLoggedIn()) {
         // TODO: (T7131) Eventually, we conceivably need to make each task
         // draggable individually, since the user may be able to edit some but
         // not others.
         $can_drag = false;
     }
     $result = array();
     $lists = array();
     foreach ($groups as $group => $list) {
         $task_list = new ManiphestTaskListView();
         $task_list->setShowBatchControls($this->showBatchControls);
         if ($can_drag) {
             $task_list->setShowSubpriorityControls(true);
         }
         $task_list->setUser($viewer);
         $task_list->setTasks($list);
         $task_list->setHandles($handles);
         $header = id(new PHUIHeaderView())->addSigil('task-group')->setMetadata(array('priority' => head($list)->getPriority()))->setHeader(pht('%s (%s)', $group, phutil_count($list)));
         $lists[] = id(new PHUIObjectBoxView())->setHeader($header)->setObjectList($task_list);
     }
     if ($can_drag) {
         Javelin::initBehavior('maniphest-subpriority-editor', array('uri' => '/maniphest/subpriority/'));
     }
     return array($lists, $this->showBatchControls ? $this->renderBatchEditor($query) : null);
 }
 public function processRequest()
 {
     $request = $this->getRequest();
     $user = $request->getUser();
     if ($request->isFormPost()) {
         // Redirect to GET so URIs can be copy/pasted.
         $task_ids = $request->getStr('set_tasks');
         $task_ids = nonempty($task_ids, null);
         $search_text = $request->getStr('set_search');
         $search_text = nonempty($search_text, null);
         $min_priority = $request->getInt('set_lpriority');
         $min_priority = nonempty($min_priority, null);
         $max_priority = $request->getInt('set_hpriority');
         $max_priority = nonempty($max_priority, null);
         $uri = $request->getRequestURI()->alter('users', $this->getArrToStrList('set_users'))->alter('projects', $this->getArrToStrList('set_projects'))->alter('xprojects', $this->getArrToStrList('set_xprojects'))->alter('owners', $this->getArrToStrList('set_owners'))->alter('authors', $this->getArrToStrList('set_authors'))->alter('lpriority', $min_priority)->alter('hpriority', $max_priority)->alter('tasks', $task_ids)->alter('search', $search_text);
         return id(new AphrontRedirectResponse())->setURI($uri);
     }
     $nav = $this->buildBaseSideNav();
     $has_filter = array('action' => true, 'created' => true, 'subscribed' => true, 'triage' => true, 'projecttriage' => true, 'projectall' => true);
     $query = null;
     $key = $request->getStr('key');
     if (!$key && !$this->view) {
         if ($this->getDefaultQuery()) {
             $key = $this->getDefaultQuery()->getQueryKey();
         }
     }
     if ($key) {
         $query = id(new PhabricatorSearchQuery())->loadOneWhere('queryKey = %s', $key);
     }
     // If the user is running a saved query, load query parameters from that
     // query. Otherwise, build a new query object from the HTTP request.
     if ($query) {
         $nav->selectFilter('Q:' . $query->getQueryKey(), 'custom');
         $this->view = 'custom';
     } else {
         $this->view = $nav->selectFilter($this->view, 'action');
         $query = $this->buildQueryFromRequest();
     }
     // Execute the query.
     list($tasks, $handles, $total_count) = self::loadTasks($query);
     // Extract information we need to render the filters from the query.
     $search_text = $query->getParameter('fullTextSearch');
     $user_phids = $query->getParameter('userPHIDs', array());
     $task_ids = $query->getParameter('taskIDs', array());
     $owner_phids = $query->getParameter('ownerPHIDs', array());
     $author_phids = $query->getParameter('authorPHIDs', array());
     $project_phids = $query->getParameter('projectPHIDs', array());
     $exclude_project_phids = $query->getParameter('excludeProjectPHIDs', array());
     $low_priority = $query->getParameter('lowPriority');
     $high_priority = $query->getParameter('highPriority');
     $page_size = $query->getParameter('limit');
     $page = $query->getParameter('offset');
     $q_status = $query->getParameter('status');
     $q_group = $query->getParameter('group');
     $q_order = $query->getParameter('order');
     $form = id(new AphrontFormView())->setUser($user)->setAction($request->getRequestURI()->alter('key', null)->alter($this->getStatusRequestKey(), $this->getStatusRequestValue($q_status))->alter($this->getOrderRequestKey(), $this->getOrderRequestValue($q_order))->alter($this->getGroupRequestKey(), $this->getGroupRequestValue($q_group)));
     if (isset($has_filter[$this->view])) {
         $tokens = array();
         foreach ($user_phids as $phid) {
             $tokens[$phid] = $handles[$phid]->getFullName();
         }
         $form->appendChild(id(new AphrontFormTokenizerControl())->setDatasource('/typeahead/common/searchowner/')->setName('set_users')->setLabel('Users')->setValue($tokens));
     }
     if ($this->view == 'custom') {
         $form->appendChild(id(new AphrontFormTextControl())->setName('set_search')->setLabel('Search')->setValue($search_text));
         $form->appendChild(id(new AphrontFormTextControl())->setName('set_tasks')->setLabel('Task IDs')->setValue(join(',', $task_ids)));
         $tokens = array();
         foreach ($owner_phids as $phid) {
             $tokens[$phid] = $handles[$phid]->getFullName();
         }
         $form->appendChild(id(new AphrontFormTokenizerControl())->setDatasource('/typeahead/common/searchowner/')->setName('set_owners')->setLabel('Owners')->setValue($tokens));
         $tokens = array();
         foreach ($author_phids as $phid) {
             $tokens[$phid] = $handles[$phid]->getFullName();
         }
         $form->appendChild(id(new AphrontFormTokenizerControl())->setDatasource('/typeahead/common/users/')->setName('set_authors')->setLabel('Authors')->setValue($tokens));
     }
     $tokens = array();
     foreach ($project_phids as $phid) {
         $tokens[$phid] = $handles[$phid]->getFullName();
     }
     if ($this->view != 'projectall' && $this->view != 'projecttriage') {
         $form->appendChild(id(new AphrontFormTokenizerControl())->setDatasource('/typeahead/common/searchproject/')->setName('set_projects')->setLabel('Projects')->setValue($tokens));
     }
     if ($this->view == 'custom') {
         $tokens = array();
         foreach ($exclude_project_phids as $phid) {
             $tokens[$phid] = $handles[$phid]->getFullName();
         }
         $form->appendChild(id(new AphrontFormTokenizerControl())->setDatasource('/typeahead/common/projects/')->setName('set_xprojects')->setLabel('Exclude Projects')->setValue($tokens));
         $priority = ManiphestTaskPriority::getLowestPriority();
         if ($low_priority) {
             $priority = $low_priority;
         }
         $form->appendChild(id(new AphrontFormSelectControl())->setLabel('Min Priority')->setName('set_lpriority')->setValue($priority)->setOptions(array_reverse(ManiphestTaskPriority::getTaskPriorityMap(), true)));
         $priority = ManiphestTaskPriority::getHighestPriority();
         if ($high_priority) {
             $priority = $high_priority;
         }
         $form->appendChild(id(new AphrontFormSelectControl())->setLabel('Max Priority')->setName('set_hpriority')->setValue($priority)->setOptions(ManiphestTaskPriority::getTaskPriorityMap()));
     }
     $form->appendChild($this->renderStatusControl($q_status))->appendChild($this->renderGroupControl($q_group))->appendChild($this->renderOrderControl($q_order));
     $submit = id(new AphrontFormSubmitControl())->setValue('Filter Tasks');
     // Only show "Save..." for novel queries which have some kind of query
     // parameters set.
     if ($this->view === 'custom' && empty($key) && $request->getRequestURI()->getQueryParams()) {
         $submit->addCancelButton('/maniphest/custom/edit/?key=' . $query->getQueryKey(), 'Save Custom Query...');
     }
     $form->appendChild($submit);
     $create_uri = new PhutilURI('/maniphest/task/create/');
     if ($project_phids) {
         // If we have project filters selected, use them as defaults for task
         // creation.
         $create_uri->setQueryParam('projects', implode(';', $project_phids));
     }
     $filter = new AphrontListFilterView();
     $filter->addButton(phutil_render_tag('a', array('href' => (string) $create_uri, 'class' => 'green button'), 'Create New Task'));
     if (empty($key)) {
         $filter->appendChild($form);
     }
     $nav->appendChild($filter);
     $have_tasks = false;
     foreach ($tasks as $group => $list) {
         if (count($list)) {
             $have_tasks = true;
             break;
         }
     }
     require_celerity_resource('maniphest-task-summary-css');
     $list_container = new AphrontNullView();
     $list_container->appendChild('<div class="maniphest-list-container">');
     if (!$have_tasks) {
         $list_container->appendChild('<h1 class="maniphest-task-group-header">' . 'No matching tasks.' . '</h1>');
     } else {
         $pager = new AphrontPagerView();
         $pager->setURI($request->getRequestURI(), 'offset');
         $pager->setPageSize($page_size);
         $pager->setOffset($page);
         $pager->setCount($total_count);
         $cur = $pager->getOffset() + 1;
         $max = min($pager->getOffset() + $page_size, $total_count);
         $tot = $total_count;
         $cur = number_format($cur);
         $max = number_format($max);
         $tot = number_format($tot);
         $list_container->appendChild('<div class="maniphest-total-result-count">' . "Displaying tasks {$cur} - {$max} of {$tot}." . '</div>');
         $selector = new AphrontNullView();
         $group = $query->getParameter('group');
         $order = $query->getParameter('order');
         $is_draggable = $group == 'priority' || $group == 'none' && $order == 'priority';
         $lists = new AphrontNullView();
         $lists->appendChild('<div class="maniphest-group-container">');
         foreach ($tasks as $group => $list) {
             $task_list = new ManiphestTaskListView();
             $task_list->setShowBatchControls(true);
             if ($is_draggable) {
                 $task_list->setShowSubpriorityControls(true);
             }
             $task_list->setUser($user);
             $task_list->setTasks($list);
             $task_list->setHandles($handles);
             $count = number_format(count($list));
             $lists->appendChild(javelin_render_tag('h1', array('class' => 'maniphest-task-group-header', 'sigil' => 'task-group', 'meta' => array('priority' => head($list)->getPriority())), phutil_escape_html($group) . ' (' . $count . ')'));
             $lists->appendChild($task_list);
         }
         $lists->appendChild('</div>');
         $selector->appendChild($lists);
         $selector->appendChild($this->renderBatchEditor($query));
         $form_id = celerity_generate_unique_node_id();
         $selector = phabricator_render_form($user, array('method' => 'POST', 'action' => '/maniphest/batch/', 'id' => $form_id), $selector->render());
         $list_container->appendChild($selector);
         $list_container->appendChild($pager);
         Javelin::initBehavior('maniphest-subpriority-editor', array('root' => $form_id, 'uri' => '/maniphest/subpriority/'));
     }
     $list_container->appendChild('</div>');
     $nav->appendChild($list_container);
     return $this->buildStandardPageResponse($nav, array('title' => 'Task List'));
 }