add publish module

app/Models/File.php

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+<?php
+
+namespace App\Models;
+
+use App\Dataset;
+use App\Models\HashValue;
+use Illuminate\Database\Eloquent\Model;
+
+class File extends Model
+{
+    protected $table = 'document_files';
+    public $timestamps = true;
+
+    protected $fillable = ['path_name', 'file_size', 'mime_type', 'label', 'sort_order'];
+
+    public function dataset()
+    {
+        return $this->belongsTo(Dataset::class, 'document_id', 'id');
+    }
+
+    public function hashvalues()
+    {
+        return $this->hasMany(HashValue::class, 'file_id', 'id');
+    }
+
+     /**
+     * Create hash value model objects from original file.
+     *
+     * TODO throws Exception in case hash computation is not possible
+     *      (e.g., if referenced file is missing in file system)
+     *
+     * @return void
+     */
+    public function createHashValues()
+    {
+        $hashtypes = array('md5', 'sha512');
+        
+        foreach ($hashtypes as $type) {
+            $hash = new HashValue();
+            $hash->type = $type;
+            $hashString = $this->getRealHash($type);
+            $hash->value = $hashString;
+            $this->hashvalues()->save($hash);
+        }
+    }
+
+     /**
+     * Get the hash value of the file
+     *
+     * @param string $type Type of the hash value, @see hash_file();
+     * @return string hash value
+     */
+    private function getRealHash($type)
+    {
+        $hash = @hash_file($type, $this->getPath());
+        if (empty($hash)) {
+            throw new \Exception("Empty HASH for file '" . $this->getPath() . "'");
+        }
+        return $hash;
+    }
+
+    /**
+     * Get full path of destination file.
+     */
+    private function getPath()
+    {
+        return  storage_path('app/public/' . $this->path_name);
+    }
+}

app/Models/HashValue.php

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+<?php
+
+namespace App\Models;
+
+use App\Models\File;
+use Illuminate\Database\Eloquent\Model;
+
+class HashValue extends Model
+{
+    protected $table = 'file_hashvalues';
+    public $timestamps = false;
+
+    public function file()
+    {
+        return $this->belongsTo(File::class, 'file_id', 'id');
+    }
+}

app/Models/Permission.php

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+<?php
+
+namespace App\Models;
+
+use Zizaco\Entrust\EntrustPermission;
+
+class Permission extends EntrustPermission
+{
+    //
+}

app/Models/Role.php

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+<?php
+
+namespace App\Models;
+
+use Zizaco\Entrust\EntrustRole;
+
+class Role extends EntrustRole
+{
+    /**
+     * The attributes that are mass assignable.
+     *
+     * @var array
+     */
+    protected $fillable = ['name', 'description'];
+}

app/Models/Title.php

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+<?php
+namespace App\Models;
+
+//use App\Library\Xml\DatasetExtension;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Title extends Model
+{
+    protected $table = 'document_title_abstracts';
+    public $timestamps = false;
+    
+
+    protected $fillable = [
+    ];
+    
+    public function dataset()
+    {
+        return $this->belongsTo(\App\Dataset::class, 'document_id', 'id');
+    }
+}