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PhabricatorPasteEditController.php
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Wed, Feb 5, 17:52

PhabricatorPasteEditController.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.
*/
final class PhabricatorPasteEditController extends PhabricatorPasteController {
private $id;
public function willProcessRequest(array $data) {
$this->id = idx($data, 'id');
}
public function processRequest() {
$request = $this->getRequest();
$user = $request->getUser();
$parent = null;
$parent_id = null;
if (!$this->id) {
$is_create = true;
$paste = new PhabricatorPaste();
$parent_id = $request->getStr('parent');
if ($parent_id) {
// NOTE: If the Paste is forked from a paste which the user no longer
// has permission to see, we still let them edit it.
$parent = id(new PhabricatorPasteQuery())
->setViewer($user)
->withIDs(array($parent_id))
->needContent(true)
->execute();
$parent = head($parent);
if ($parent) {
$paste->setParentPHID($parent->getPHID());
$paste->setViewPolicy($parent->getViewPolicy());
}
}
$paste->setAuthorPHID($user->getPHID());
} else {
$is_create = false;
$paste = id(new PhabricatorPasteQuery())
->setViewer($user)
->requireCapabilities(
array(
PhabricatorPolicyCapability::CAN_VIEW,
PhabricatorPolicyCapability::CAN_EDIT,
))
->withIDs(array($this->id))
->executeOne();
if (!$paste) {
return new Aphront404Response();
}
}
$text = null;
$e_text = true;
$errors = array();
if ($request->isFormPost()) {
if ($is_create) {
$text = $request->getStr('text');
if (!strlen($text)) {
$e_text = 'Required';
$errors[] = 'The paste may not be blank.';
} else {
$e_text = null;
}
}
$paste->setTitle($request->getStr('title'));
$paste->setLanguage($request->getStr('language'));
$paste->setViewPolicy($request->getStr('can_view'));
// NOTE: The author is the only editor and can always view the paste,
// so it's impossible for them to choose an invalid policy.
if (!$errors) {
if ($is_create) {
$paste_file = PhabricatorFile::newFromFileData(
$text,
array(
'name' => $paste->getTitle(),
'mime-type' => 'text/plain; charset=utf-8',
'authorPHID' => $user->getPHID(),
));
$paste->setFilePHID($paste_file->getPHID());
}
$paste->save();
return id(new AphrontRedirectResponse())->setURI($paste->getURI());
}
} else {
if ($is_create && $parent) {
$paste->setTitle('Fork of '.$parent->getFullName());
$paste->setLanguage($parent->getLanguage());
$text = $parent->getContent();
}
}
$error_view = null;
if ($errors) {
$error_view = id(new AphrontErrorView())
->setTitle('A fatal omission!')
->setErrors($errors);
}
$form = new AphrontFormView();
$form->setFlexible(true);
$langs = array(
'' => '(Detect With Wizardly Powers)',
) + PhabricatorEnv::getEnvConfig('pygments.dropdown-choices');
$form
->setUser($user)
->addHiddenInput('parent', $parent_id)
->appendChild(
id(new AphrontFormTextControl())
->setLabel('Title')
->setValue($paste->getTitle())
->setName('title'))
->appendChild(
id(new AphrontFormSelectControl())
->setLabel('Language')
->setName('language')
->setValue($paste->getLanguage())
->setOptions($langs));
$policies = id(new PhabricatorPolicyQuery())
->setViewer($user)
->setObject($paste)
->execute();
$form->appendChild(
id(new AphrontFormPolicyControl())
->setUser($user)
->setCapability(PhabricatorPolicyCapability::CAN_VIEW)
->setPolicyObject($paste)
->setPolicies($policies)
->setName('can_view'));
if ($is_create) {
$form
->appendChild(
id(new AphrontFormTextAreaControl())
->setLabel('Text')
->setError($e_text)
->setValue($text)
->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_TALL)
->setCustomClass('PhabricatorMonospaced')
->setName('text'));
}
$submit = new AphrontFormSubmitControl();
if (!$is_create) {
$submit->addCancelButton($paste->getURI());
$submit->setValue('Save Paste');
$title = 'Edit '.$paste->getFullName();
} else {
$submit->setValue('Create Paste');
$title = 'Create Paste';
}
$form
->appendChild($submit);
$nav = $this->buildSideNavView();
$nav->selectFilter('edit');
$nav->appendChild(
array(
id(new PhabricatorHeaderView())->setHeader($title),
$error_view,
$form,
));
return $this->buildApplicationPage(
$nav,
array(
'title' => $title,
'device' => true,
));
}
}

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