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phab/src/applications/maniphest/controller/ManiphestBatchEditController.php
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ManiphestBatchEditController.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @group maniphest
*/
final class ManiphestBatchEditController extends ManiphestController {
public function processRequest() {
$request = $this->getRequest();
$user = $request->getUser();
$task_ids = $request->getArr('batch');
$tasks = id(new ManiphestTask())->loadAllWhere(
'id IN (%Ld)',
$task_ids);
$actions = $request->getStr('actions');
if ($actions) {
$actions = json_decode($actions, true);
}
if ($request->isFormPost() && is_array($actions)) {
foreach ($tasks as $task) {
$xactions = $this->buildTransactions($actions, $task);
if ($xactions) {
$editor = new ManiphestTransactionEditor();
$editor->applyTransactions($task, $xactions);
}
}
$task_ids = implode(',', mpull($tasks, 'getID'));
return id(new AphrontRedirectResponse())
->setURI('/maniphest/view/custom/?s=oc&tasks='.$task_ids);
}
$panel = new AphrontPanelView();
$panel->setHeader('Maniphest Batch Editor');
$handle_phids = mpull($tasks, 'getOwnerPHID');
$handles = $this->loadViewerHandles($handle_phids);
$list = new ManiphestTaskListView();
$list->setTasks($tasks);
$list->setUser($user);
$list->setHandles($handles);
$template = new AphrontTokenizerTemplateView();
$template = $template->render();
require_celerity_resource('maniphest-batch-editor');
Javelin::initBehavior(
'maniphest-batch-editor',
array(
'root' => 'maniphest-batch-edit-form',
'tokenizerTemplate' => $template,
'sources' => array(
'project' => array(
'src' => '/typeahead/common/projects/',
'placeholder' => 'Type a project name...',
),
'owner' => array(
'src' => '/typeahead/common/searchowner/',
'placeholder' => 'Type a user name...',
'limit' => 1,
),
),
'input' => 'batch-form-actions',
'priorityMap' => ManiphestTaskPriority::getTaskPriorityMap(),
'statusMap' => ManiphestTaskStatus::getTaskStatusMap(),
));
$form = new AphrontFormView();
$form->setUser($user);
$form->setID('maniphest-batch-edit-form');
foreach ($tasks as $task) {
$form->appendChild(
phutil_render_tag(
'input',
array(
'type' => 'hidden',
'name' => 'batch[]',
'value' => $task->getID(),
),
null));
}
$form->appendChild(
phutil_render_tag(
'input',
array(
'type' => 'hidden',
'name' => 'actions',
'id' => 'batch-form-actions',
),
null));
$form->appendChild('<p>These tasks will be edited:</p>');
$form->appendChild($list);
$form->appendChild(
id(new AphrontFormInsetView())
->setTitle('Actions')
->setRightButton(javelin_render_tag(
'a',
array(
'href' => '#',
'class' => 'button green',
'sigil' => 'add-action',
'mustcapture' => true,
),
'Add Another Action'))
->setContent(javelin_render_tag(
'table',
array(
'sigil' => 'maniphest-batch-actions',
'class' => 'maniphest-batch-actions-table',
),
'')))
->appendChild(
id(new AphrontFormSubmitControl())
->setValue('Update Tasks')
->addCancelButton('/maniphest/', 'Done'));
$panel->appendChild($form);
return $this->buildStandardPageResponse(
$panel,
array(
'title' => 'Batch Editor',
));
}
private function buildTransactions($actions, ManiphestTask $task) {
$value_map = array();
$type_map = array(
'add_comment' => ManiphestTransactionType::TYPE_NONE,
'assign' => ManiphestTransactionType::TYPE_OWNER,
'status' => ManiphestTransactionType::TYPE_STATUS,
'priority' => ManiphestTransactionType::TYPE_PRIORITY,
'add_project' => ManiphestTransactionType::TYPE_PROJECTS,
'remove_project' => ManiphestTransactionType::TYPE_PROJECTS,
);
$edge_edit_types = array(
'add_project' => true,
'remove_project' => true,
);
$xactions = array();
foreach ($actions as $action) {
if (empty($type_map[$action['action']])) {
throw new Exception("Unknown batch edit action '{$action}'!");
}
$type = $type_map[$action['action']];
// Figure out the current value, possibly after modifications by other
// batch actions of the same type. For example, if the user chooses to
// "Add Comment" twice, we should add both comments. More notably, if the
// user chooses "Remove Project..." and also "Add Project...", we should
// avoid restoring the removed project in the second transaction.
if (array_key_exists($type, $value_map)) {
$current = $value_map[$type];
} else {
switch ($type) {
case ManiphestTransactionType::TYPE_NONE:
$current = null;
break;
case ManiphestTransactionType::TYPE_OWNER:
$current = $task->getOwnerPHID();
break;
case ManiphestTransactionType::TYPE_STATUS:
$current = $task->getStatus();
break;
case ManiphestTransactionType::TYPE_PRIORITY:
$current = $task->getPriority();
break;
case ManiphestTransactionType::TYPE_PROJECTS:
$current = $task->getProjectPHIDs();
break;
}
}
// Check if the value is meaningful / provided, and normalize it if
// necessary. This discards, e.g., empty comments and empty owner
// changes.
$value = $action['value'];
switch ($type) {
case ManiphestTransactionType::TYPE_NONE:
if (!strlen($value)) {
continue 2;
}
break;
case ManiphestTransactionType::TYPE_OWNER:
if (empty($value)) {
continue 2;
}
$value = head($value);
if ($value === ManiphestTaskOwner::OWNER_UP_FOR_GRABS) {
$value = null;
}
break;
case ManiphestTransactionType::TYPE_PROJECTS:
if (empty($value)) {
continue 2;
}
break;
}
// If the edit doesn't change anything, go to the next action. This
// check is only valid for changes like "owner", "status", etc, not
// for edge edits, because we should still apply an edit like
// "Remove Projects: A, B" to a task with projects "A, B".
if (empty($edge_edit_types[$action['action']])) {
if ($value == $current) {
continue;
}
}
// Apply the value change; for most edits this is just replacement, but
// some need to merge the current and edited values (add/remove project).
switch ($type) {
case ManiphestTransactionType::TYPE_NONE:
if (strlen($current)) {
$value = $current."\n\n".$value;
}
break;
case ManiphestTransactionType::TYPE_PROJECTS:
$is_remove = ($action['action'] == 'remove_project');
$current = array_fill_keys($current, true);
$value = array_fill_keys($value, true);
$new = $current;
$did_something = false;
if ($is_remove) {
foreach ($value as $phid => $ignored) {
if (isset($new[$phid])) {
unset($new[$phid]);
$did_something = true;
}
}
} else {
foreach ($value as $phid => $ignored) {
if (empty($new[$phid])) {
$new[$phid] = true;
$did_something = true;
}
}
}
if (!$did_something) {
continue 2;
}
$value = array_keys($new);
break;
}
$value_map[$type] = $value;
}
$template = new ManiphestTransaction();
$template->setAuthorPHID($this->getRequest()->getUser()->getPHID());
// TODO: Set content source to "batch edit".
foreach ($value_map as $type => $value) {
$xaction = clone $template;
$xaction->setTransactionType($type);
switch ($type) {
case ManiphestTransactionType::TYPE_NONE:
$xaction->setComments($value);
break;
default:
$xaction->setNewValue($value);
break;
}
$xactions[] = $xaction;
}
return $xactions;
}
}
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