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<?php |
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namespace Riclep\StoryblokForms; |
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use Illuminate\Http\Request; |
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use Illuminate\Http\UploadedFile; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Facades\Validator; |
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use JsonException; |
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use Riclep\Storyblok\StoryblokFacade as StoryBlok; |
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class FormResponse |
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{ |
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// TODO - pass extra data - imagine a staff contact form wrapped in a component where they select the email address this instance should go to |
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/** |
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* @var Request |
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*/ |
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public Request $request; |
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/** |
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* The Storyblok page for this form |
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* |
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* @var |
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*/ |
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protected $page; |
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/** |
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* You’ll most likely want to extend this class to add your own functionality. The FormResponse |
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* is used when you’ve submitted your form for validation and further processing. It will |
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* output a nested array of fields and the value inputted / selected. |
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* |
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* @param Request $request |
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*/ |
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public function __construct(Request $request) |
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{ |
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// convert JSON response to same format as standard HTML forms |
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if ($request->isJson()) { |
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$request->replace(Arr::undot($request->all())); |
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} |
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$this->request = $request; |
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$this->requestPage(); |
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} |
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/** |
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* The FormResponse needs to load the form’s page from Storyblok so it can know |
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* all the fields and inputs to expect. By default we pass the page’s slug |
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* with the request so we know what to request |
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* |
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* @return void |
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*/ |
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protected function requestPage(): void |
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{ |
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$this->page = Storyblok::read($this->request->input('_slug')); |
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} |
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/** |
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* The Field that holds the form on the Page from Storyblok |
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* |
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*/ |
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protected function form() |
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{ |
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return $this->page->form; |
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} |
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/** |
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* Creates a Laravel Validator taking the request and the rules and messages from the Storyblok |
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* form description. Failing validation redirects the user back to the form / returns a JSON |
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* errorbag if you’re posting asynchronously |
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* |
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* @return void |
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*/ |
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public function validate(): void |
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{ |
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Validator::make($this->request->all(), $this->form()->validationRules(), $this->form()->errorMessages())->validate(); |
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} |
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/** |
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* Get the validation rules for this form. It’ll load the ones defined in Storyblok but you can |
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* override or extend them as needed - just return any valid rules. |
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* |
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* @return mixed |
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*/ |
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public function validationRules(): mixed |
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{ |
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return $this->form()->validationRules(); |
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} |
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/** |
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* Returns the fields and their innput |
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* |
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* @return mixed |
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*/ |
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public function fields(): mixed |
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{ |
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return $this->responses(); |
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} |
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/** |
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* Converts the fields and their input to JSON |
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* |
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* @return false|string |
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* @throws JsonException |
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*/ |
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public function json(): bool|string |
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{ |
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return json_encode($this->fields(), JSON_THROW_ON_ERROR); |
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} |
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/** |
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* Loops over all the fields and passes the input into them so we can build |
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* a nested array of every field and it’s inputted / selected values |
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* |
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* @return array |
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*/ |
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protected function responses(): array |
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{ |
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$input = $this->request->except(['_token', '_slug']); |
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return $this->form()->fields->map(function ($field) use ($input) { |
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// Handle empty radio buttons sending nothing in POST request |
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//if ($field instanceof \Riclep\StoryblokForms\Blocks\LsfRadioButton) { |
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if (!array_key_exists($field->name, $input)) { |
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$input[$field->name] = null; |
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} |
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//} |
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return $field->response($input[$field->name]); |
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})->keyBy('name')->toArray(); |
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} |
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/** |
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* Flattens the response returning an array of field responses |
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* |
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* @return array |
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*/ |
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public function flatten(): array |
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{ |
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return Arr::flatten($this->fields()); |
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} |
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/** |
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* Find any uploaded files so we’re easily able to handle them |
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* |
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* @return array |
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*/ |
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public function files(): array |
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{ |
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return array_values(array_filter($this->flatten(), function ($response) { |
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return $response instanceof UploadedFile; |
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})); |
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} |
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} |
Let?s assume that you have a directory layout like this:
and let?s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: