150 lines
4 KiB
PHP
150 lines
4 KiB
PHP
<?php
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use BookStack\Ownable;
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/**
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* Get the path to a versioned file.
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*
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* @param string $file
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* @return string
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* @throws Exception
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*/
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function versioned_asset($file = '')
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{
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static $version = null;
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if (is_null($version)) {
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$versionFile = base_path('version');
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$version = trim(file_get_contents($versionFile));
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}
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$additional = '';
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if (config('app.env') === 'development') {
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$additional = sha1_file(public_path($file));
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}
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$path = $file . '?version=' . urlencode($version) . $additional;
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return baseUrl($path);
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}
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/**
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* Helper method to get the current User.
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* Defaults to public 'Guest' user if not logged in.
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* @return \BookStack\User
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*/
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function user()
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{
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return auth()->user() ?: \BookStack\User::getDefault();
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}
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/**
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* Check if the current user has a permission.
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* If an ownable element is passed in the jointPermissions are checked against
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* that particular item.
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* @param $permission
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* @param Ownable $ownable
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* @return mixed
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*/
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function userCan($permission, Ownable $ownable = null)
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{
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if ($ownable === null) {
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return user() && user()->can($permission);
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}
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// Check permission on ownable item
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$permissionService = app(\BookStack\Services\PermissionService::class);
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return $permissionService->checkOwnableUserAccess($ownable, $permission);
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}
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/**
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* Helper to access system settings.
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* @param $key
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* @param bool $default
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* @return bool|string|\BookStack\Services\SettingService
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*/
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function setting($key = null, $default = false)
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{
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$settingService = app(\BookStack\Services\SettingService::class);
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if (is_null($key)) return $settingService;
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return $settingService->get($key, $default);
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}
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/**
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* Helper to create url's relative to the applications root path.
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* @param string $path
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* @param bool $forceAppDomain
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* @return string
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*/
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function baseUrl($path, $forceAppDomain = false)
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{
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$isFullUrl = strpos($path, 'http') === 0;
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if ($isFullUrl && !$forceAppDomain) return $path;
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$path = trim($path, '/');
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// Remove non-specified domain if forced and we have a domain
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if ($isFullUrl && $forceAppDomain) {
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$explodedPath = explode('/', $path);
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$path = implode('/', array_splice($explodedPath, 3));
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}
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// Return normal url path if not specified in config
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if (config('app.url') === '') {
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return url($path);
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}
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return rtrim(config('app.url'), '/') . '/' . $path;
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}
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/**
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* Get an instance of the redirector.
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* Overrides the default laravel redirect helper.
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* Ensures it redirects even when the app is in a subdirectory.
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*
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* @param string|null $to
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* @param int $status
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* @param array $headers
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* @param bool $secure
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* @return \Illuminate\Routing\Redirector|\Illuminate\Http\RedirectResponse
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*/
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function redirect($to = null, $status = 302, $headers = [], $secure = null)
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{
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if (is_null($to)) {
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return app('redirect');
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}
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$to = baseUrl($to);
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return app('redirect')->to($to, $status, $headers, $secure);
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}
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/**
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* Generate a url with multiple parameters for sorting purposes.
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* Works out the logic to set the correct sorting direction
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* Discards empty parameters and allows overriding.
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* @param $path
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* @param array $data
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* @param array $overrideData
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* @return string
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*/
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function sortUrl($path, $data, $overrideData = [])
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{
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$queryStringSections = [];
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$queryData = array_merge($data, $overrideData);
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// Change sorting direction is already sorted on current attribute
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if (isset($overrideData['sort']) && $overrideData['sort'] === $data['sort']) {
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$queryData['order'] = ($data['order'] === 'asc') ? 'desc' : 'asc';
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} else {
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$queryData['order'] = 'asc';
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}
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foreach ($queryData as $name => $value) {
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$trimmedVal = trim($value);
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if ($trimmedVal === '') continue;
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$queryStringSections[] = urlencode($name) . '=' . urlencode($trimmedVal);
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}
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if (count($queryStringSections) === 0) return $path;
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return baseUrl($path . '?' . implode('&', $queryStringSections));
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}
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