Exif data now captures the taken date/time, camera make, model and software

app/AlbumSources/IAlbumSource.php

@@ -8,6 +8,12 @@ use Symfony\Component\HttpFoundation\File\File;
 
 interface IAlbumSource
 {
+    /**
+     * Gets the absolute path or URL to the given photo file.
+     * @param Album $album
+     * @param Photo $photo
+     * @return string
+     */
     function getPathToPhoto(Album $album, Photo $photo);
 
     /**

app/Console/Commands/ProcessUploadCommand.php

@@ -12,6 +12,8 @@ use Illuminate\Support\Facades\Storage;
 
 class ProcessUploadCommand extends Command
 {
+    const METADATA_VERSION = 1;
+
     /**
      * The name and signature of the console command.
      *
@@ -68,6 +70,7 @@ class ProcessUploadCommand extends Command
 
     private function handlePhoto(UploadPhoto $uploadPhoto)
     {
+        /** @var Photo $photo */
         $photo = $uploadPhoto->photo;
         $this->output->writeln(sprintf('Analysing photo #%d: %s', $photo->id, $photo->name));
 
@@ -77,6 +80,60 @@ class ProcessUploadCommand extends Command
 
         $photoFile = $albumSource->getPathToPhoto($album, $photo);
 
-        dump(@exif_read_data($photoFile));
+        $exifData = @exif_read_data($photoFile);
+        dump($exifData);
+
+        $photo->metadata_version = ProcessUploadCommand::METADATA_VERSION;
+        $photo->taken_at = $this->metadataDateTime($exifData);
+        $photo->camera_make = $this->metadataCameraMake($exifData);
+        $photo->camera_model = $this->metadataCameraModel($exifData);
+        $photo->camera_software = $this->metadataCameraSoftware($exifData);
+        $photo->save();
+    }
+
+    private function metadataCameraMake(array $exifData)
+    {
+        if (isset($exifData['Make']))
+        {
+            return $exifData['Make'];
+        }
+
+        return null;
+    }
+
+    private function metadataCameraModel(array $exifData)
+    {
+        if (isset($exifData['Model']))
+        {
+            return $exifData['Model'];
+        }
+
+        return null;
+    }
+
+    private function metadataCameraSoftware(array $exifData)
+    {
+        if (isset($exifData['Software']))
+        {
+            return $exifData['Software'];
+        }
+
+        return null;
+    }
+
+    private function metadataDateTime(array $exifData)
+    {
+        $dateTime = null;
+        if (isset($exifData['DateTime']))
+        {
+            $dateTime = $exifData['DateTime'];
+        }
+
+        if (!is_null($dateTime))
+        {
+            $dateTime = preg_replace('/^([\d]{4}):([\d]{2}):([\d]{2})/', '$1-$2-$3', $dateTime);
+        }
+
+        return $dateTime;
     }
 }

app/Photo.php

@@ -15,7 +15,17 @@ class Photo extends Model
      * @var array
      */
     protected $fillable = [
-        'album_id', 'name', 'description', 'file_name', 'mime_type', 'file_size'
+        'album_id',
+        'name',
+        'description',
+        'file_name',
+        'mime_type',
+        'file_size',
+        'metadata_version',
+        'taken_at',
+        'camera_make',
+        'camera_model',
+        'camera_software'
     ];
 
     /**

database/migrations/2016_09_02_220323_add_photo_metadata_columns.php

@@ -0,0 +1,40 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddPhotoMetadataColumns extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('photos', function (Blueprint $table) {
+            $table->dateTime('taken_at')->nullable();
+            $table->integer('metadata_version')->nullable();
+            $table->string('camera_make')->nullable();
+            $table->string('camera_model')->nullable();
+            $table->string('camera_software')->nullable();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('photos', function (Blueprint $table) {
+            $table->dropColumn('taken_at');
+            $table->dropColumn('metadata_version');
+            $table->dropColumn('camera_make');
+            $table->dropColumn('camera_model');
+            $table->dropColumn('camera_software');
+        });
+    }
+}