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<?php |
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namespace App\Http\Controllers; |
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use App\Models\Book; |
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use App\Models\Student; |
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use Carbon\Carbon; |
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use Illuminate\Http\Request; |
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use Illuminate\Support\Facades\DB; |
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class BookController extends Controller |
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{ |
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public function store(Request $request) |
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{ |
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$request->validate([ |
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'book_id' => 'required', |
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'student_id' => 'required', |
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]); |
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$student = Student::find($request->student_id); |
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$student->books()->attach(Book::find($request->book_id), [ |
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'code' => $request->code, |
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'status_id' => $request->status_id, |
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'expiry_date' => $request->expiry_date, |
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]); |
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return redirect()->back(); |
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} |
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public function update(Request $request) |
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{ |
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$request->validate([ |
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'book_student_id' => 'required', |
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]); |
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DB::table('book_student')->where('id', $request->book_student_id)->update([ |
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'status_id' => $request->status, |
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'code' => $request->code, |
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'expiry_date' => $request->expiry_date, |
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]); |
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return Student::find(DB::table('book_student')->where('id', $request->book_student_id)->first()->student_id)->books; |
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} |
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public function destroy(Request $request) |
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{ |
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$student_id = DB::table('book_student')->where('id', $request->book_student_id)->first()->student_id; |
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DB::table('book_student')->where('id', $request->book_student_id)->delete(); |
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return Student::find($student_id)->books; |
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} |
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public function exportCode(Request $request) |
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{ |
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$request->validate([ |
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'book_student_id' => 'required', |
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]); |
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$book = DB::table('book_student')->find($request->book_student_id); |
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$student = Student::find($book->student_id); |
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$image = imagecreatefrompng(storage_path('afloja/vignette_livre.png')); |
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$black = imagecolorallocate($image, 0, 0, 0); |
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$font = storage_path('afloja/fonts/OpenSans-ExtraBold.ttf'); |
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// First line of text |
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$font_size = 42; |
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$text = 'Alumno:'; |
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$angle = 0; |
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$width = imagesx($image); |
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$centerX = $width / 2; |
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[$left, , $right] = imageftbbox($font_size, $angle, $font, $text); |
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$left_offset = ($right - $left) / 2; |
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$x = $centerX - $left_offset; |
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imagettftext($image, $font_size, $angle, $x, 450, $black, $font, $text); |
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// Name of student |
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$text = $student->lastname.' '.$student->firstname; |
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$angle = 0; |
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$width = imagesx($image); |
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$centerX = $width / 2; |
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[$left, , $right] = imageftbbox($font_size, $angle, $font, $text); |
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$left_offset = ($right - $left) / 2; |
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$x = $centerX - $left_offset; |
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imagettftext($image, $font_size, $angle, $x, 525, $black, $font, $text); |
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// First line of text |
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$text = 'Código Premium:'; |
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$angle = 0; |
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$width = imagesx($image); |
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$centerX = $width / 2; |
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[$left, , $right] = imageftbbox($font_size, $angle, $font, $text); |
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$left_offset = ($right - $left) / 2; |
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$x = $centerX - $left_offset; |
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imagettftext($image, $font_size, $angle, $x, 620, $black, $font, $text); |
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// Code |
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$text = $book->code; |
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$angle = 0; |
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$width = imagesx($image); |
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$centerX = $width / 2; |
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[$left, , $right] = imageftbbox($font_size, $angle, $font, $text); |
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$left_offset = ($right - $left) / 2; |
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$x = $centerX - $left_offset; |
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imagettftext($image, $font_size, $angle, $x, 690, $black, $font, $text); |
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// last line of text |
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$font = storage_path('afloja/fonts/OpenSans-Light.ttf'); |
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$font_size = 30; |
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$expiry_date = Carbon::parse($book->expiry_date)->format('j/m/Y'); |
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$text = "(Valido hasta el $expiry_date)"; |
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$angle = 0; |
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$width = imagesx($image); |
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$centerX = $width / 2; |
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[$left, , $right] = imageftbbox($font_size, $angle, $font, $text); |
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$left_offset = ($right - $left) / 2; |
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$x = $centerX - $left_offset; |
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imagettftext($image, $font_size, $angle, $x, 755, $black, $font, $text); |
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// Using imagepng() results in clearer text compared with imagejpeg() |
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header('Content-Type: image/jpg'); |
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header('Content-Description: File Transfer'); |
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header('Content-Type: application/octet-stream'); |
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header('Content-Transfer-Encoding: binary'); |
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header('Expires: 0'); |
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); |
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header('Pragma: public'); |
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ob_start(); |
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imagepng($image); |
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header('Content-Disposition: attachment; filename=vignette.jpg'); |
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imagedestroy($image); |
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} |
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} |
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academico-sis /
academico
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