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<?php |
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namespace App\Http\Requests; |
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use App\Item; |
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use App\Loan; |
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use App\Rules\LoanExists; |
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use App\Rules\NeverLoanedOut; |
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use App\Rules\ThingExists; |
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use Illuminate\Foundation\Http\FormRequest; |
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use Scriptotek\Alma\Client as AlmaClient; |
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class CheckinRequest extends FormRequest |
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{ |
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public $item; |
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public $user; |
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public $localUser; |
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/** |
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* Determine if the user is authorized to make this request. |
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* |
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* @return bool |
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*/ |
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public function authorize() |
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{ |
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return true; |
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} |
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/** |
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* Get the validation rules that apply to the request. |
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* |
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* @return array |
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*/ |
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public function rules() |
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{ |
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$library = \Auth::user(); |
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$alma = app(AlmaClient::class); |
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// 1. If we're given a loan id, look for that. |
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if ($this->input('loan')) { |
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$loan = Loan::with(['item', 'item.thing', 'user']) |
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->find($this->input('loan')); |
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if (is_null($loan)) { |
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// Bail out |
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return [ |
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'loan' => [new LoanExists()], |
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]; |
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} |
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// Success, we have located an active local loan! |
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$this->loan = $loan; |
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return []; |
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} |
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// 2. Otherwise, start by looking up the item by barcode, locally or in Alma. |
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$barcode = $this->input('barcode'); |
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if (is_null($barcode)) { |
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// Bail out, but no need for error, controller will take care of this case. |
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return []; |
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} |
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$item = Item::withTrashed()->where('barcode', '=', $barcode)->first(); |
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if (is_null($item)) { |
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// Item doesn't exist locally, but perhaps in Alma? |
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if (empty($library->library_code) || is_null($alma->key)) { |
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// Alma integration is not configured. Bail out. |
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return [ |
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'barcode' => [new ThingExists()], |
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]; |
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} |
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$almaItem = $alma->items->fromBarcode($barcode); |
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if (is_null($almaItem)) { |
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// Nope, not in Alma either. Bail out. |
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return [ |
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'barcode' => [new ThingExists()], |
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]; |
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} |
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// Success, we have located an item in Alma that does not exist locally. |
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$this->almaItem = $almaItem; |
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return []; |
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} |
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// 3. At this point we have a local item (deleted or not). Let's see if it's on loan, or have been. |
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$lastLoan = $item->loans()->withTrashed()->first(); |
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if (!is_null($lastLoan)) { |
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$this->loan = $lastLoan; // This will be the newest one |
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return []; |
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} |
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// 4. The item exists, but has never been loaned out. |
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return [ |
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'barcode' => [new NeverLoanedOut($item)], |
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]; |
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} |
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} |
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scriptotek /
bibrex
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