doc/dev/plugins/admin/classes/plugin/AdminBaseController.php

1167 lines
38 KiB
PHP

<?php
namespace Grav\Plugin\Admin;
use Grav\Common\Cache;
use Grav\Common\Config\Config;
use Grav\Common\Data\Data;
use Grav\Common\Debugger;
use Grav\Common\Filesystem\Folder;
use Grav\Common\Grav;
use Grav\Common\Media\Interfaces\MediaInterface;
use Grav\Common\Page\Interfaces\PageInterface;
use Grav\Common\Page\Media;
use Grav\Common\Security;
use Grav\Common\Uri;
use Grav\Common\User\Interfaces\UserInterface;
use Grav\Common\Utils;
use Grav\Common\Plugin;
use Grav\Common\Theme;
use Grav\Framework\Controller\Traits\ControllerResponseTrait;
use Grav\Framework\RequestHandler\Exception\RequestException;
use JsonException;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use RocketTheme\Toolbox\Event\Event;
use RocketTheme\Toolbox\File\File;
use RocketTheme\Toolbox\ResourceLocator\UniformResourceLocator;
/**
* Class AdminController
*
* @package Grav\Plugin
*/
class AdminBaseController
{
use ControllerResponseTrait;
/** @var Grav */
public $grav;
/** @var string */
public $view;
/** @var string */
public $task;
/** @var string */
public $route;
/** @var array */
public $post;
/** @var array|null */
public $data;
/** @var array */
public $blacklist_views = [];
/** @var Uri */
protected $uri;
/** @var Admin */
protected $admin;
/** @var string */
protected $redirect;
/** @var int */
protected $redirectCode;
/** @var string[] */
protected $upload_errors = [
0 => 'There is no error, the file uploaded with success',
1 => 'The uploaded file exceeds the max upload size',
2 => 'The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML',
3 => 'The uploaded file was only partially uploaded',
4 => 'No file was uploaded',
6 => 'Missing a temporary folder',
7 => 'Failed to write file to disk',
8 => 'A PHP extension stopped the file upload'
];
/**
* Performs a task.
*
* @return bool True if the action was performed successfully.
*/
public function execute()
{
if (null === $this->admin) {
$this->admin = $this->grav['admin'];
}
// Ignore blacklisted views.
if (in_array($this->view, $this->blacklist_views, true)) {
return false;
}
// Make sure that user is logged into admin.
if (!$this->admin->authorize()) {
return false;
}
// Always validate nonce.
if (!$this->validateNonce()) {
return false;
}
$method = 'task' . ucfirst($this->task);
if (method_exists($this, $method)) {
try {
$response = $this->{$method}();
} catch (RequestException $e) {
/** @var Debugger $debugger */
$debugger = $this->grav['debugger'];
$debugger->addException($e);
$response = $this->createErrorResponse($e);
} catch (\RuntimeException $e) {
/** @var Debugger $debugger */
$debugger = $this->grav['debugger'];
$debugger->addException($e);
$response = true;
$this->admin->setMessage($e->getMessage(), 'error');
}
} else {
$response = $this->grav->fireEvent('onAdminTaskExecute',
new Event(['controller' => $this, 'method' => $method]));
}
if ($response instanceof ResponseInterface) {
$this->close($response);
}
// Grab redirect parameter.
$redirect = $this->post['_redirect'] ?? null;
unset($this->post['_redirect']);
// Redirect if requested.
if ($redirect) {
$this->setRedirect($redirect);
}
return $response;
}
protected function validateNonce()
{
if (strtolower($_SERVER['REQUEST_METHOD']) === 'post') {
if (isset($this->post['admin-nonce'])) {
$nonce = $this->post['admin-nonce'];
} else {
$nonce = $this->grav['uri']->param('admin-nonce');
}
if (!$nonce || !Utils::verifyNonce($nonce, 'admin-form')) {
if ($this->task === 'addmedia') {
$message = sprintf($this->admin::translate('PLUGIN_ADMIN.FILE_TOO_LARGE', null),
ini_get('post_max_size'));
//In this case it's more likely that the image is too big than POST can handle. Show message
$this->admin->json_response = [
'status' => 'error',
'message' => $message
];
return false;
}
$this->admin->setMessage($this->admin::translate('PLUGIN_ADMIN.INVALID_SECURITY_TOKEN'), 'error');
$this->admin->json_response = [
'status' => 'error',
'message' => $this->admin::translate('PLUGIN_ADMIN.INVALID_SECURITY_TOKEN')
];
return false;
}
unset($this->post['admin-nonce']);
} else {
if ($this->task === 'logout') {
$nonce = $this->grav['uri']->param('logout-nonce');
if (null === $nonce || !Utils::verifyNonce($nonce, 'logout-form')) {
$this->admin->setMessage($this->admin::translate('PLUGIN_ADMIN.INVALID_SECURITY_TOKEN'),
'error');
$this->admin->json_response = [
'status' => 'error',
'message' => $this->admin::translate('PLUGIN_ADMIN.INVALID_SECURITY_TOKEN')
];
return false;
}
} else {
$nonce = $this->grav['uri']->param('admin-nonce');
if (null === $nonce || !Utils::verifyNonce($nonce, 'admin-form')) {
$this->admin->setMessage($this->admin::translate('PLUGIN_ADMIN.INVALID_SECURITY_TOKEN'),
'error');
$this->admin->json_response = [
'status' => 'error',
'message' => $this->admin::translate('PLUGIN_ADMIN.INVALID_SECURITY_TOKEN')
];
return false;
}
}
}
return true;
}
/**
* Sets the page redirect.
*
* @param string $path The path to redirect to
* @param int $code The HTTP redirect code
* @return void
*/
public function setRedirect($path, $code = 303)
{
$this->redirect = $path;
$this->redirectCode = $code;
}
/**
* Sends JSON response and terminates the call.
*
* @param array $json
* @param int $code
* @return never-return
*/
protected function sendJsonResponse(array $json, $code = 200): void
{
// JSON response.
$response = $this->createJsonResponse($json, $code);
$this->close($response);
}
/**
* @param ResponseInterface $response
* @return never-return
*/
protected function close(ResponseInterface $response): void
{
$this->grav->close($response);
}
/**
* Handles ajax upload for files.
* Stores in a flash object the temporary file and deals with potential file errors.
*
* @return bool True if the action was performed.
*/
public function taskFilesUpload()
{
if (null === $_FILES || !$this->authorizeTask('upload file', $this->dataPermissions())) {
return false;
}
/** @var Config $config */
$config = $this->grav['config'];
$data = $this->view === 'pages' ? $this->admin->page(true) : $this->prepareData([]);
$settings = $data->blueprints()->schema()->getProperty($this->post['name']);
$settings = (object)array_merge([
'avoid_overwriting' => false,
'random_name' => false,
'accept' => ['image/*'],
'limit' => 10,
'filesize' => Utils::getUploadLimit()
], (array)$settings, ['name' => $this->post['name']]);
$upload = $this->normalizeFiles($_FILES['data'], $settings->name);
$filename = $upload->file->name;
// Handle bad filenames.
if (!Utils::checkFilename($filename)) {
$this->admin->json_response = [
'status' => 'error',
'message' => sprintf($this->admin::translate('PLUGIN_ADMIN.FILEUPLOAD_UNABLE_TO_UPLOAD', null),
htmlspecialchars($filename, ENT_QUOTES | ENT_HTML5, 'UTF-8'), 'Bad filename')
];
return false;
}
if (!isset($settings->destination)) {
$this->admin->json_response = [
'status' => 'error',
'message' => $this->admin::translate('PLUGIN_ADMIN.DESTINATION_NOT_SPECIFIED', null)
];
return false;
}
// Do not use self@ outside of pages
if ($this->view !== 'pages' && in_array($settings->destination, ['@self', 'self@', '@self@'])) {
$this->admin->json_response = [
'status' => 'error',
'message' => sprintf($this->admin::translate('PLUGIN_ADMIN.FILEUPLOAD_PREVENT_SELF', null),
htmlspecialchars($settings->destination, ENT_QUOTES | ENT_HTML5, 'UTF-8'))
];
return false;
}
// Handle errors and breaks without proceeding further
if ($upload->file->error !== UPLOAD_ERR_OK) {
$this->admin->json_response = [
'status' => 'error',
'message' => sprintf($this->admin::translate('PLUGIN_ADMIN.FILEUPLOAD_UNABLE_TO_UPLOAD', null),
htmlspecialchars($filename, ENT_QUOTES | ENT_HTML5, 'UTF-8'),
$this->upload_errors[$upload->file->error])
];
return false;
}
// Handle file size limits
$settings->filesize *= 1048576; // 2^20 [MB in Bytes]
if ($settings->filesize > 0 && $upload->file->size > $settings->filesize) {
$this->admin->json_response = [
'status' => 'error',
'message' => $this->admin::translate('PLUGIN_ADMIN.EXCEEDED_GRAV_FILESIZE_LIMIT')
];
return false;
}
// Handle Accepted file types
// Accept can only be mime types (image/png | image/*) or file extensions (.pdf|.jpg)
$accepted = false;
$errors = [];
// Do not trust mimetype sent by the browser
$mime = Utils::getMimeByFilename($filename);
foreach ((array)$settings->accept as $type) {
// Force acceptance of any file when star notation
if ($type === '*') {
$accepted = true;
break;
}
$isMime = strstr($type, '/');
$find = str_replace(['.', '*', '+'], ['\.', '.*', '\+'], $type);
if ($isMime) {
$match = preg_match('#' . $find . '$#', $mime);
if (!$match) {
$errors[] = htmlspecialchars('The MIME type "' . $mime . '" for the file "' . $filename . '" is not an accepted.', ENT_QUOTES | ENT_HTML5, 'UTF-8');
} else {
$accepted = true;
break;
}
} else {
$match = preg_match('#' . $find . '$#', $filename);
if (!$match) {
$errors[] = htmlspecialchars('The File Extension for the file "' . $filename . '" is not an accepted.', ENT_QUOTES | ENT_HTML5, 'UTF-8');
} else {
$accepted = true;
break;
}
}
}
if (!$accepted) {
$this->admin->json_response = [
'status' => 'error',
'message' => implode('<br />', $errors)
];
return false;
}
// Remove the error object to avoid storing it
unset($upload->file->error);
// we need to move the file at this stage or else
// it won't be available upon save later on
// since php removes it from the upload location
$tmp_dir = Admin::getTempDir();
$tmp_file = $upload->file->tmp_name;
$tmp = $tmp_dir . '/uploaded-files/' . Utils::basename($tmp_file);
Folder::create(dirname($tmp));
if (!move_uploaded_file($tmp_file, $tmp)) {
$this->admin->json_response = [
'status' => 'error',
'message' => sprintf(
$this->admin::translate('PLUGIN_ADMIN.FILEUPLOAD_UNABLE_TO_MOVE', null),
'',
htmlspecialchars($tmp, ENT_QUOTES | ENT_HTML5, 'UTF-8')
)
];
return false;
}
// Special Sanitization for SVG
if (Utils::contains($mime, 'svg', false)) {
Security::sanitizeSVG($tmp);
}
$upload->file->tmp_name = $tmp;
// Retrieve the current session of the uploaded files for the field
// and initialize it if it doesn't exist
$sessionField = base64_encode($this->grav['uri']->url());
$flash = $this->admin->session()->getFlashObject('files-upload') ?? [];
if (!isset($flash[$sessionField])) {
$flash[$sessionField] = [];
}
if (!isset($flash[$sessionField][$upload->field])) {
$flash[$sessionField][$upload->field] = [];
}
// Set destination
if ($this->grav['locator']->isStream($settings->destination)) {
$destination = $this->grav['locator']->findResource($settings->destination, false, true);
} else {
$destination = Folder::getRelativePath(rtrim($settings->destination, '/'));
$destination = $this->admin->getPagePathFromToken($destination);
}
// Create destination if needed
if (!is_dir($destination)) {
Folder::mkdir($destination);
}
// Generate random name if required
if ($settings->random_name) { // TODO: document
$extension = Utils::pathinfo($upload->file->name, PATHINFO_EXTENSION);
$upload->file->name = Utils::generateRandomString(15) . '.' . $extension;
}
// Handle conflicting name if needed
if ($settings->avoid_overwriting) { // TODO: document
if (file_exists($destination . '/' . $upload->file->name)) {
$upload->file->name = date('YmdHis') . '-' . $upload->file->name;
}
}
// Prepare object for later save
$path = $destination . '/' . $upload->file->name;
$upload->file->path = $path;
// $upload->file->route = $page ? $path : null;
// Prepare data to be saved later
$flash[$sessionField][$upload->field][$path] = (array)$upload->file;
// Finally store the new uploaded file in the field session
$this->admin->session()->setFlashObject('files-upload', $flash);
$this->admin->json_response = [
'status' => 'success',
'session' => \json_encode([
'sessionField' => base64_encode($this->grav['uri']->url()),
'path' => $upload->file->path,
'field' => $settings->name
])
];
return true;
}
/**
* Checks if the user is allowed to perform the given task with its associated permissions
*
* @param string $task The task to execute
* @param array $permissions The permissions given
*
* @return bool True if authorized. False if not.
*/
public function authorizeTask($task = '', $permissions = [])
{
if (!$this->admin->authorize($permissions)) {
if ($this->grav['uri']->extension() === 'json') {
$this->admin->json_response = [
'status' => 'unauthorized',
'message' => $this->admin::translate('PLUGIN_ADMIN.INSUFFICIENT_PERMISSIONS_FOR_TASK') . ' ' . $task . '.'
];
} else {
$this->admin->setMessage($this->admin::translate('PLUGIN_ADMIN.INSUFFICIENT_PERMISSIONS_FOR_TASK') . ' ' . $task . '.',
'error');
}
return false;
}
return true;
}
/**
* Checks if the user is allowed to perform the given task with its associated permissions.
* Throws exception if the check fails.
*
* @param string $task The task to execute
* @param array $permissions The permissions given
* @throws RequestException
*/
public function checkTaskAuthorization($task = '', $permissions = [])
{
if (!$this->admin->authorize($permissions)) {
throw new RequestException($this->getRequest(), $this->admin::translate('PLUGIN_ADMIN.INSUFFICIENT_PERMISSIONS_FOR_TASK') . ' ' . $task . '.', 403);
}
}
/**
* Gets the permissions needed to access a given view
*
* @return array An array of permissions
*/
protected function dataPermissions()
{
$type = $this->view;
$permissions = ['admin.super'];
switch ($type) {
case 'config':
$type = $this->route ?: 'system';
$permissions[] = 'admin.configuration.' . $type;
break;
case 'plugins':
$permissions[] = 'admin.plugins';
break;
case 'themes':
$permissions[] = 'admin.themes';
break;
case 'users':
$permissions[] = 'admin.users';
break;
case 'user':
$permissions[] = 'admin.login';
$permissions[] = 'admin.users';
break;
case 'pages':
$permissions[] = 'admin.pages';
break;
default:
$permissions[] = 'admin.configuration.' . $type;
$permissions[] = 'admin.configuration_' . $type;
}
return $permissions;
}
/**
* Gets the configuration data for a given view & post
*
* @param array $data
*
* @return array
*/
protected function prepareData(array $data)
{
return $data;
}
/**
* Internal method to normalize the $_FILES array
*
* @param array $data $_FILES starting point data
* @param string $key
*
* @return object a new Object with a normalized list of files
*/
protected function normalizeFiles($data, $key = '')
{
$files = new \stdClass();
$files->field = $key;
$files->file = new \stdClass();
foreach ($data as $fieldName => $fieldValue) {
// Since Files Upload are always happening via Ajax
// we are not interested in handling `multiple="true"`
// because they are always handled one at a time.
// For this reason we normalize the value to string,
// in case it is arriving as an array.
$value = (array)Utils::getDotNotation($fieldValue, $key);
$files->file->{$fieldName} = array_shift($value);
}
return $files;
}
/**
* Removes a file from the flash object session, before it gets saved
*
* @return bool True if the action was performed.
*/
public function taskFilesSessionRemove()
{
if (!$this->authorizeTask('delete file', $this->dataPermissions())) {
return false;
}
// Retrieve the current session of the uploaded files for the field
// and initialize it if it doesn't exist
$sessionField = base64_encode($this->grav['uri']->url());
$request = \json_decode($this->post['session']);
// Ensure the URI requested matches the current one, otherwise fail
if ($request->sessionField !== $sessionField) {
return false;
}
// Retrieve the flash object and remove the requested file from it
$flash = $this->admin->session()->getFlashObject('files-upload') ?? [];
$endpoint = $flash[$request->sessionField][$request->field][$request->path] ?? null;
if (isset($endpoint)) {
if (file_exists($endpoint['tmp_name'])) {
unlink($endpoint['tmp_name']);
}
unset($endpoint);
}
// Walk backward to cleanup any empty field that's left
// Field
if (isset($flash[$request->sessionField][$request->field][$request->path])) {
unset($flash[$request->sessionField][$request->field][$request->path]);
}
// Field
if (isset($flash[$request->sessionField][$request->field]) && empty($flash[$request->sessionField][$request->field])) {
unset($flash[$request->sessionField][$request->field]);
}
// Session Field
if (isset($flash[$request->sessionField]) && empty($flash[$request->sessionField])) {
unset($flash[$request->sessionField]);
}
// If there's anything left to restore in the flash object, do so
if (count($flash)) {
$this->admin->session()->setFlashObject('files-upload', $flash);
}
$this->admin->json_response = ['status' => 'success'];
return true;
}
/**
* Redirect to the route stored in $this->redirect
*
* Route may or may not be prefixed by /en or /admin or /en/admin.
*
* @return void
*/
public function redirect()
{
$this->admin->redirect($this->redirect, $this->redirectCode);
}
/**
* Prepare and return POST data.
*
* @param array $post
* @return array
*/
protected function getPost($post)
{
if (!is_array($post)) {
return [];
}
unset($post['task']);
// Decode JSON encoded fields and merge them to data.
if (isset($post['_json'])) {
$post = array_replace_recursive($post, $this->jsonDecode($post['_json']));
unset($post['_json']);
}
return $this->cleanDataKeys($post);
}
/**
* Recursively JSON decode data.
*
* @param array $data
* @return array
* @throws JsonException
* @internal Do not use directly!
*/
protected function jsonDecode(array $data): array
{
foreach ($data as &$value) {
if (is_array($value)) {
$value = $this->jsonDecode($value);
} else {
$value = json_decode($value, true, 512, JSON_THROW_ON_ERROR);
}
}
return $data;
}
/**
* @param array $source
* @return array
* @internal Do not use directly!
*/
protected function cleanDataKeys(array $source): array
{
$out = [];
foreach ($source as $key => $value) {
$key = str_replace(['%5B', '%5D'], ['[', ']'], $key);
if (is_array($value)) {
$out[$key] = $this->cleanDataKeys($value);
} else {
$out[$key] = $value;
}
}
return $out;
}
/**
* Return true if multilang is active
*
* @return bool True if multilang is active
*/
protected function isMultilang()
{
return count($this->grav['config']->get('system.languages.supported', [])) > 1;
}
/**
* @param PageInterface|UserInterface|Data $obj
*
* @return PageInterface|UserInterface|Data
*/
protected function storeFiles($obj)
{
// Process previously uploaded files for the current URI
// and finally store them. Everything else will get discarded
$queue = $this->admin->session()->getFlashObject('files-upload');
if (is_array($queue)) {
$queue = $queue[base64_encode($this->grav['uri']->url())];
foreach ($queue as $key => $files) {
foreach ($files as $destination => $file) {
if (!rename($file['tmp_name'], $destination)) {
throw new \RuntimeException(sprintf($this->admin->translate('PLUGIN_ADMIN.FILEUPLOAD_UNABLE_TO_MOVE',
null), '"' . $file['tmp_name'] . '"', $destination));
}
unset($files[$destination]['tmp_name']);
}
if ($this->view === 'pages') {
$keys = explode('.', preg_replace('/^header./', '', $key));
$init_key = array_shift($keys);
if (count($keys) > 0) {
$new_data = $obj->header()->{$init_key} ?? [];
Utils::setDotNotation($new_data, implode('.', $keys), $files, true);
} else {
$new_data = $files;
}
if (isset($obj->header()->{$init_key})) {
$obj->modifyHeader($init_key,
array_replace_recursive([], $obj->header()->{$init_key}, $new_data));
} else {
$obj->modifyHeader($init_key, $new_data);
}
} elseif ($obj instanceof UserInterface and $key === 'avatar') {
$obj->set($key, $files);
} else {
// TODO: [this is JS handled] if it's single file, remove existing and use set, if it's multiple, use join
$obj->join($key, $files); // stores
}
}
}
return $obj;
}
/**
* Used by the filepicker field to get a list of files in a folder.
*
* @return bool
*/
protected function taskGetFilesInFolder()
{
if (!$this->authorizeTask('get files', $this->dataPermissions())) {
return false;
}
$data = $this->view === 'pages' ? $this->admin->page(true) : $this->prepareData([]);
if (null === $data) {
return false;
}
if (method_exists($data, 'blueprints')) {
$settings = $data->blueprints()->schema()->getProperty($this->post['name']);
} elseif (method_exists($data, 'getBlueprint')) {
$settings = $data->getBlueprint()->schema()->getProperty($this->post['name']);
}
if (isset($settings['folder'])) {
$folder = $settings['folder'];
} else {
$folder = 'self@';
}
// Do not use self@ outside of pages
if ($this->view !== 'pages' && in_array($folder, ['@self', 'self@', '@self@'])) {
if (!$data instanceof MediaInterface) {
$this->admin->json_response = [
'status' => 'error',
'message' => sprintf($this->admin::translate('PLUGIN_ADMIN.FILEUPLOAD_PREVENT_SELF', null), $folder)
];
return false;
}
$media = $data->getMedia();
} else {
/** @var UniformResourceLocator $locator */
$locator = $this->grav['locator'];
if ($locator->isStream($folder)) {
$folder = $locator->findResource($folder);
}
// Set destination
$folder = Folder::getRelativePath(rtrim($folder, '/'));
$folder = $this->admin->getPagePathFromToken($folder);
$media = new Media($folder);
}
$available_files = [];
$metadata = [];
$thumbs = [];
foreach ($media->all() as $name => $medium) {
$available_files[] = $name;
if (isset($settings['include_metadata'])) {
$img_metadata = $medium->metadata();
if ($img_metadata) {
$metadata[$name] = $img_metadata;
}
}
}
// Peak in the flashObject for optimistic filepicker updates
$pending_files = [];
$sessionField = base64_encode($this->grav['uri']->url());
$flash = $this->admin->session()->getFlashObject('files-upload');
if ($flash && isset($flash[$sessionField])) {
foreach ($flash[$sessionField] as $field => $data) {
foreach ($data as $file) {
if (dirname($file['path']) === $folder) {
$pending_files[] = $file['name'];
}
}
}
}
$this->admin->session()->setFlashObject('files-upload', $flash);
// Handle Accepted file types
// Accept can only be file extensions (.pdf|.jpg)
if (isset($settings['accept'])) {
$available_files = array_filter($available_files, function ($file) use ($settings) {
return $this->filterAcceptedFiles($file, $settings);
});
$pending_files = array_filter($pending_files, function ($file) use ($settings) {
return $this->filterAcceptedFiles($file, $settings);
});
}
// Generate thumbs if needed
if (isset($settings['preview_images']) && $settings['preview_images'] === true) {
foreach ($available_files as $filename) {
$thumbs[$filename] = $media[$filename]->zoomCrop(100,100)->url();
}
}
$this->admin->json_response = [
'status' => 'success',
'files' => array_values($available_files),
'pending' => array_values($pending_files),
'folder' => $folder,
'metadata' => $metadata,
'thumbs' => $thumbs
];
return true;
}
/**
* @param string $file
* @param array $settings
* @return false
*/
protected function filterAcceptedFiles($file, $settings)
{
$valid = false;
foreach ((array)$settings['accept'] as $type) {
$find = str_replace('*', '.*', $type);
$valid |= preg_match('#' . $find . '$#i', $file);
}
return $valid;
}
/**
* Handle deleting a file from a blueprint
*
* @return bool True if the action was performed.
*/
protected function taskRemoveFileFromBlueprint()
{
if (!$this->authorizeTask('remove file', $this->dataPermissions())) {
return false;
}
/** @var Uri $uri */
$uri = $this->grav['uri'];
$blueprint = base64_decode($uri->param('blueprint'));
$path = base64_decode($uri->param('path'));
$route = base64_decode($uri->param('proute'));
$type = $uri->param('type');
$field = $uri->param('field');
$filename = Utils::basename($this->post['filename'] ?? '');
if ($filename === '') {
$this->admin->json_response = [
'status' => 'error',
'message' => 'Filename is empty'
];
return false;
}
// Get Blueprint
if ($type === 'pages' || strpos($blueprint, 'pages/') === 0) {
$page = $this->admin->page(true, $route);
if (!$page) {
$this->admin->json_response = [
'status' => 'error',
'message' => 'Page not found'
];
return false;
}
$blueprints = $page->blueprints();
$path = Folder::getRelativePath($page->path());
$settings = (object)$blueprints->schema()->getProperty($field);
} else {
$page = null;
if ($type === 'themes' || $type === 'plugins') {
$obj = $this->grav[$type]->get(Utils::substrToString($blueprint, '/')); //here
$settings = (object) $obj->blueprints()->schema()->getProperty($field);
} else {
$settings = (object)$this->admin->blueprints($blueprint)->schema()->getProperty($field);
}
}
// Get destination
if ($this->grav['locator']->isStream($settings->destination)) {
$destination = $this->grav['locator']->findResource($settings->destination, false, true);
} else {
$destination = Folder::getRelativePath(rtrim($settings->destination, '/'));
$destination = $this->admin->getPagePathFromToken($destination, $page);
}
// Not in path
if (!Utils::startsWith($path, $destination)) {
$this->admin->json_response = [
'status' => 'error',
'message' => 'Path not valid for this data type'
];
return false;
}
// Only remove files from correct destination...
$this->taskRemoveMedia($destination . '/' . $filename);
if ($page) {
$keys = explode('.', preg_replace('/^header./', '', $field));
$header = (array)$page->header();
$data_path = implode('.', $keys);
$data = Utils::getDotNotation($header, $data_path);
if (isset($data[$path])) {
unset($data[$path]);
Utils::setDotNotation($header, $data_path, $data);
$page->header($header);
}
$page->save();
} elseif ($type === 'user') {
$user = Grav::instance()['user'];
unset($user->avatar);
$user->save();
} else {
$blueprint_prefix = $type === 'config' ? '' : $type . '.';
$blueprint_name = str_replace(['config/', '/blueprints'], '', $blueprint);
$blueprint_field = $blueprint_prefix . $blueprint_name . '.' . $field;
$files = $this->grav['config']->get($blueprint_field);
if ($files) {
foreach ($files as $key => $value) {
if ($key == $path) {
unset($files[$key]);
}
}
}
$this->grav['config']->set($blueprint_field, $files);
switch ($type) {
case 'config':
$data = $this->grav['config']->get($blueprint_name);
$config = $this->admin->data($blueprint, $data);
$config->save();
break;
case 'themes':
Theme::saveConfig($blueprint_name);
break;
case 'plugins':
Plugin::saveConfig($blueprint_name);
break;
}
}
Cache::clearCache('invalidate');
$this->admin->json_response = [
'status' => 'success',
'message' => $this->admin::translate('PLUGIN_ADMIN.REMOVE_SUCCESSFUL')
];
return true;
}
/**
* Handles removing a media file
*
* @note This task cannot be used anymore.
*
* @return bool True if the action was performed
*/
public function taskRemoveMedia($filename = null)
{
if (!$this->canEditMedia()) {
return false;
}
if (null === $filename) {
throw new \RuntimeException('Admin task RemoveMedia has been disabled.');
}
$file = File::instance($filename);
$resultRemoveMedia = false;
if ($file->exists()) {
$resultRemoveMedia = $file->delete();
$fileParts = Utils::pathinfo($filename);
foreach (scandir($fileParts['dirname']) as $file) {
$regex_pattern = '/' . preg_quote($fileParts['filename'], '/') . "@\d+x\." . $fileParts['extension'] . "(?:\.meta\.yaml)?$|" . preg_quote($fileParts['basename'], '/') . "\.meta\.yaml$/";
if (preg_match($regex_pattern, $file)) {
$path = $fileParts['dirname'] . '/' . $file;
@unlink($path);
}
}
}
if ($resultRemoveMedia) {
if ($this->grav['uri']->extension() === 'json') {
$this->admin->json_response = [
'status' => 'success',
'message' => $this->admin::translate('PLUGIN_ADMIN.REMOVE_SUCCESSFUL')
];
} else {
$this->admin->setMessage($this->admin::translate('PLUGIN_ADMIN.REMOVE_SUCCESSFUL'), 'info');
$this->clearMediaCache();
$this->setRedirect('/media-manager');
}
return true;
}
if ($this->grav['uri']->extension() === 'json') {
$this->admin->json_response = [
'status' => 'success',
'message' => $this->admin::translate('PLUGIN_ADMIN.REMOVE_FAILED')
];
} else {
$this->admin->setMessage($this->admin::translate('PLUGIN_ADMIN.REMOVE_FAILED'), 'error');
}
return false;
}
/**
* Handles clearing the media cache
*
* @return bool True if the action was performed
*/
protected function clearMediaCache()
{
$key = 'media-manager-files';
$cache = $this->grav['cache'];
$cache->delete(md5($key));
return true;
}
/**
* Determine if the user can edit media
*
* @param string $type
*
* @return bool True if the media action is allowed
*/
protected function canEditMedia($type = 'media')
{
if (!$this->authorizeTask('edit media', ['admin.' . $type, 'admin.super'])) {
return false;
}
return true;
}
/**
* @param string $message
* @param string $type
* @return $this
*/
protected function setMessage($message, $type = 'info')
{
$this->admin->setMessage($message, $type);
return $this;
}
/**
* @return Config
*/
protected function getConfig(): Config
{
return $this->grav['config'];
}
/**
* @return ServerRequestInterface
*/
protected function getRequest(): ServerRequestInterface
{
return $this->grav['request'];
}
}