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<?php |
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namespace MagicLink; |
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use Carbon\Carbon; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Database\QueryException; |
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use Illuminate\Support\Facades\Event; |
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use Illuminate\Support\Facades\Hash; |
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use Illuminate\Support\Str; |
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use MagicLink\Actions\ActionInterface; |
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use MagicLink\Events\MagicLinkWasCreated; |
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use MagicLink\Events\MagicLinkWasVisited; |
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class MagicLink extends Model |
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{ |
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public $incrementing = false; |
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protected $keyType = 'string'; |
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protected static function boot() |
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{ |
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parent::boot(); |
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static::creating(function ($model) { |
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$model->id = Str::uuid(); |
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}); |
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} |
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protected static function getTokenLength() |
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{ |
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return config('magiclink.token.length', 64) <= 255 |
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? config('magiclink.token.length', 64) |
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: 255; |
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} |
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public function getActionAttribute($value) |
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{ |
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if ($this->getConnection()->getDriverName() === 'pgsql') { |
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return unserialize(base64_decode($value)); |
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} |
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return unserialize($value); |
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} |
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public function setActionAttribute($value) |
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{ |
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$this->attributes['action'] = $this->getConnection()->getDriverName() === 'pgsql' |
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? base64_encode(serialize($value)) |
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: serialize($value); |
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} |
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public function getUrlAttribute() |
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{ |
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return url(sprintf( |
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'%s/%s:%s', |
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config('magiclink.url.validate_path', 'magiclink'), |
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$this->id, |
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$this->token |
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)); |
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} |
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/** |
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* Create makiglink. |
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* |
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* @param ActionInterface $action |
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* @param int|null $lifetime |
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* @param int|null $numMaxVisits |
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* @return self |
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*/ |
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public static function create(ActionInterface $action, ?int $lifetime = 4320, ?int $numMaxVisits = null) |
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{ |
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self::deleteMagicLinkExpired(); |
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$magiclink = new static(); |
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$magiclink->token = Str::random(self::getTokenLength()); |
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$magiclink->available_at = $lifetime |
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? Carbon::now()->addMinute($lifetime) |
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: null; |
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$magiclink->max_visits = $numMaxVisits; |
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$magiclink->action = $action; |
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$magiclink->save(); |
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Event::dispatch(new MagicLinkWasCreated($magiclink)); |
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return $magiclink; |
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} |
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/** |
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* Protect the Action with an access code. |
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* |
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* @param string $accessCode |
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* @return self |
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*/ |
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public function protectWithAccessCode(string $accessCode): self |
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{ |
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$this->access_code = Hash::make($accessCode); |
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$this->save(); |
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return $this; |
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} |
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/** |
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* Check if access code is right. |
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* |
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* @param string|null $accessCode |
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* @return bool |
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*/ |
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public function checkAccessCode(?string $accessCode): bool |
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{ |
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if ($accessCode === null) { |
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return false; |
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} |
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return Hash::check($accessCode, $this->access_code); |
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} |
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/** |
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* The action was protected with an access code. |
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* |
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* @return bool |
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*/ |
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public function protectedWithAcessCode(): bool |
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{ |
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return ! is_null($this->access_code ?? null); |
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} |
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/** |
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* Execute Action. |
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* |
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* @return \Illuminate\Routing\Redirector|\Illuminate\Http\RedirectResponse |
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*/ |
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public function run() |
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{ |
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return $this->action->run(); |
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} |
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/** |
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* Call when magiclink has been visited. |
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* |
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* @return void |
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*/ |
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public function visited() |
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{ |
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try { |
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$this->increment('num_visits'); |
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} catch (QueryException $e) { |
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} |
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Event::dispatch(new MagicLinkWasVisited($this)); |
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} |
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/** |
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* Get valid MagicLink by token. |
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* |
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* @param string $token |
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* @return null|\MagicLink\MagicLink |
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*/ |
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public static function getValidMagicLinkByToken($token) |
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{ |
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[$tokenId, $tokenSecret] = explode(':', "{$token}:"); |
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if (empty($tokenSecret)) { |
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return; |
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} |
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return self::where('id', $tokenId) |
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->where('token', $tokenSecret) |
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->where(function ($query) { |
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$query |
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->whereNull('available_at') |
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->orWhere('available_at', '>=', Carbon::now()); |
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}) |
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->where(function ($query) { |
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$query |
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->whereNull('max_visits') |
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->orWhereRaw('max_visits > num_visits'); |
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}) |
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->first(); |
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} |
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/** |
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* Get MagicLink by token. |
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* |
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* @param string $token |
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* @return null|\MagicLink\MagicLink |
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*/ |
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public static function getMagicLinkByToken($token) |
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{ |
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[$tokenId, $tokenSecret] = explode(':', "{$token}:"); |
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if (empty($tokenSecret)) { |
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return; |
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} |
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return self::where('id', $tokenId) |
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->where('token', $tokenSecret) |
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->first(); |
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} |
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/** |
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* Delete magiclink was expired. |
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* |
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* @return void |
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*/ |
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public static function deleteMagicLinkExpired() |
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{ |
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self::where(function ($query) { |
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$query |
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->where('available_at', '<', Carbon::now()) |
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->orWhere(function ($query) { |
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$query |
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->whereNotNull('max_visits') |
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->whereRaw('max_visits <= num_visits'); |
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}); |
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}) |
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->delete(); |
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} |
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/** |
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* Delete all MagicLink. |
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* |
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* @return void |
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*/ |
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public static function deleteAllMagicLink() |
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{ |
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self::truncate(); |
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} |
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} |
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Checks if undeclared accessed properties appear in database migrations and if the creating migration is correct.