Subversion-Projekte lars-tiefland.laravel_shop

<?php

namespace Illuminate\Support;

use Illuminate\Contracts\Support\Arrayable;

use Illuminate\Contracts\Support\Jsonable;

use Illuminate\Contracts\Support\MessageBag as MessageBagContract;

use Illuminate\Contracts\Support\MessageProvider;

use JsonSerializable;

class MessageBag implements Jsonable, JsonSerializable, MessageBagContract, MessageProvider

{

    /**

     * All of the registered messages.

     *

     * @var array

     */

    protected $messages = [];

    /**

     * Default format for message output.

     *

     * @var string

     */

    protected $format = ':message';

    /**

     * Create a new message bag instance.

     *

     * @param  array  $messages

     * @return void

     */

    public function __construct(array $messages = [])

    {

        foreach ($messages as $key => $value) {

            $value = $value instanceof Arrayable ? $value->toArray() : (array) $value;

            $this->messages[$key] = array_unique($value);

        }

    }

    /**

     * Get the keys present in the message bag.

     *

     * @return array

     */

    public function keys()

    {

        return array_keys($this->messages);

    }

    /**

     * Add a message to the message bag.

     *

     * @param  string  $key

     * @param  string  $message

     * @return $this

     */

    public function add($key, $message)

    {

        if ($this->isUnique($key, $message)) {

            $this->messages[$key][] = $message;

        }

        return $this;

    }

    /**

     * Add a message to the message bag if the given conditional is "true".

     *

     * @param  bool  $boolean

     * @param  string  $key

     * @param  string  $message

     * @return $this

     */

    public function addIf($boolean, $key, $message)

    {

        return $boolean ? $this->add($key, $message) : $this;

    }

    /**

     * Determine if a key and message combination already exists.

     *

     * @param  string  $key

     * @param  string  $message

     * @return bool

     */

    protected function isUnique($key, $message)

    {

        $messages = (array) $this->messages;

        return ! isset($messages[$key]) || ! in_array($message, $messages[$key]);

    }

    /**

     * Merge a new array of messages into the message bag.

     *

     * @param  \Illuminate\Contracts\Support\MessageProvider|array  $messages

     * @return $this

     */

    public function merge($messages)

    {

        if ($messages instanceof MessageProvider) {

            $messages = $messages->getMessageBag()->getMessages();

        }

        $this->messages = array_merge_recursive($this->messages, $messages);

        return $this;

    }

    /**

     * Determine if messages exist for all of the given keys.

     *

     * @param  array|string|null  $key

     * @return bool

     */

    public function has($key)

    {

        if ($this->isEmpty()) {

            return false;

        }

        if (is_null($key)) {

            return $this->any();

        }

        $keys = is_array($key) ? $key : func_get_args();

        foreach ($keys as $key) {

            if ($this->first($key) === '') {

                return false;

            }

        }

        return true;

    }

    /**

     * Determine if messages exist for any of the given keys.

     *

     * @param  array|string|null  $keys

     * @return bool

     */

    public function hasAny($keys = [])

    {

        if ($this->isEmpty()) {

            return false;

        }

        $keys = is_array($keys) ? $keys : func_get_args();

        foreach ($keys as $key) {

            if ($this->has($key)) {

                return true;

            }

        }

        return false;

    }

    /**

     * Get the first message from the message bag for a given key.

     *

     * @param  string|null  $key

     * @param  string|null  $format

     * @return string

     */

    public function first($key = null, $format = null)

    {

        $messages = is_null($key) ? $this->all($format) : $this->get($key, $format);

        $firstMessage = Arr::first($messages, null, '');

        return is_array($firstMessage) ? Arr::first($firstMessage) : $firstMessage;

    }

    /**

     * Get all of the messages from the message bag for a given key.

     *

     * @param  string  $key

     * @param  string|null  $format

     * @return array

     */

    public function get($key, $format = null)

    {

        // If the message exists in the message bag, we will transform it and return

        // the message. Otherwise, we will check if the key is implicit & collect

        // all the messages that match the given key and output it as an array.

        if (array_key_exists($key, $this->messages)) {

            return $this->transform(

                $this->messages[$key], $this->checkFormat($format), $key

            );

        }

        if (str_contains($key, '*')) {

            return $this->getMessagesForWildcardKey($key, $format);

        }

        return [];

    }

    /**

     * Get the messages for a wildcard key.

     *

     * @param  string  $key

     * @param  string|null  $format

     * @return array

     */

    protected function getMessagesForWildcardKey($key, $format)

    {

        return collect($this->messages)

                ->filter(function ($messages, $messageKey) use ($key) {

                    return Str::is($key, $messageKey);

                })

                ->map(function ($messages, $messageKey) use ($format) {

                    return $this->transform(

                        $messages, $this->checkFormat($format), $messageKey

                    );

                })->all();

    }

    /**

     * Get all of the messages for every key in the message bag.

     *

     * @param  string|null  $format

     * @return array

     */

    public function all($format = null)

    {

        $format = $this->checkFormat($format);

        $all = [];

        foreach ($this->messages as $key => $messages) {

            $all = array_merge($all, $this->transform($messages, $format, $key));

        }

        return $all;

    }

    /**

     * Get all of the unique messages for every key in the message bag.

     *

     * @param  string|null  $format

     * @return array

     */

    public function unique($format = null)

    {

        return array_unique($this->all($format));

    }

    /**

     * Format an array of messages.

     *

     * @param  array  $messages

     * @param  string  $format

     * @param  string  $messageKey

     * @return array

     */

    protected function transform($messages, $format, $messageKey)

    {

        if ($format == ':message') {

            return (array) $messages;

        }

        return collect((array) $messages)

            ->map(function ($message) use ($format, $messageKey) {

                // We will simply spin through the given messages and transform each one

                // replacing the :message place holder with the real message allowing

                // the messages to be easily formatted to each developer's desires.

                return str_replace([':message', ':key'], [$message, $messageKey], $format);

            })->all();

    }

    /**

     * Get the appropriate format based on the given format.

     *

     * @param  string  $format

     * @return string

     */

    protected function checkFormat($format)

    {

        return $format ?: $this->format;

    }

    /**

     * Get the raw messages in the message bag.

     *

     * @return array

     */

    public function messages()

    {

        return $this->messages;

    }

    /**

     * Get the raw messages in the message bag.

     *

     * @return array

     */

    public function getMessages()

    {

        return $this->messages();

    }

    /**

     * Get the messages for the instance.

     *

     * @return \Illuminate\Support\MessageBag

     */

    public function getMessageBag()

    {

        return $this;

    }

    /**

     * Get the default message format.

     *

     * @return string

     */

    public function getFormat()

    {

        return $this->format;

    }

    /**

     * Set the default message format.

     *

     * @param  string  $format

     * @return \Illuminate\Support\MessageBag

     */

    public function setFormat($format = ':message')

    {

        $this->format = $format;

        return $this;

    }

    /**

     * Determine if the message bag has any messages.

     *

     * @return bool

     */

    public function isEmpty()

    {

        return ! $this->any();

    }

    /**

     * Determine if the message bag has any messages.

     *

     * @return bool

     */

    public function isNotEmpty()

    {

        return $this->any();

    }

    /**

     * Determine if the message bag has any messages.

     *

     * @return bool

     */

    public function any()

    {

        return $this->count() > 0;

    }

    /**

     * Get the number of messages in the message bag.

     *

     * @return int

     */

    public function count(): int

    {

        return count($this->messages, COUNT_RECURSIVE) - count($this->messages);

    }

    /**

     * Get the instance as an array.

     *

     * @return array

     */

    public function toArray()

    {

        return $this->getMessages();

    }

    /**

     * Convert the object into something JSON serializable.

     *

     * @return array

     */

    public function jsonSerialize(): array

    {

        return $this->toArray();

    }

    /**

     * Convert the object to its JSON representation.

     *

     * @param  int  $options

     * @return string

     */

    public function toJson($options = 0)

    {

        return json_encode($this->jsonSerialize(), $options);

    }

    /**

     * Convert the message bag to its string representation.

     *

     * @return string

     */

    public function __toString()

    {

        return $this->toJson();

    }

}