From 5cd163819dae36eeb3bf84d33d36ba7760e95611 Mon Sep 17 00:00:00 2001
From: Cris <hainberg@technikum-wien.at>
Date: Mon, 11 Jan 2021 15:24:12 +0100
Subject: [PATCH] Added upload function to DmsLib

Signed-off-by: cris-technikum <hainberg@technikum-wien.at>
---
 application/libraries/DmsLib.php | 54 +++++++++++++++++++++++++++++++-
 1 file changed, 53 insertions(+), 1 deletion(-)

diff --git a/application/libraries/DmsLib.php b/application/libraries/DmsLib.php
index f32df5fd1..04204012b 100644
--- a/application/libraries/DmsLib.php
+++ b/application/libraries/DmsLib.php
@@ -5,7 +5,10 @@ if (! defined('BASEPATH')) exit('No direct script access allowed');
 class DmsLib
 {
 	const FILE_CONTENT_PROPERTY = 'file_content';
-
+	
+	const FILE_INPUT_NAME = 'uploadfile'; // name of the HTML input tag containing the uploaded file
+	private $UPLOAD_PATH = DMS_PATH; // temporary directory to store the upload file
+	
 	/**
 	 * Object initialization
 	 */
@@ -92,6 +95,42 @@ class DmsLib
 
 		return $result;
 	}
+	
+	/**
+	 * Uploads a document and saves it to DMS
+	 * @param $dms DMS assoc array
+	 * @param array $allowed_types  Default: all. Param example: array(jpg, pdf)
+	 * @return array
+	 */
+	public function upload($dms, $allowed_types = array('*'))
+	{
+		// Init upload configs
+		$this->_loadUploadLibrary($allowed_types);
+		
+		if (!$this->ci->upload->do_upload(DmsLib::FILE_INPUT_NAME))
+		{
+			return error($this->ci->upload->display_errors());
+		}
+		
+		$upload_data = $this->ci->upload->data();  // data about the uploaded file
+		$filename = $upload_data['file_name'];
+		
+		// Insert to DMS table
+		if (!$result = $this->ci->DmsModel->insert($this->ci->DmsModel->filterFields($dms)))
+		{
+			return error('Failed inserting to DMS');
+		}
+		
+		// Insert DMS version
+		if (!$result = $this->ci->DmsVersionModel->insert(
+			$this->ci->DmsVersionModel->filterFields($dms, $result->retval, $filename)))
+		{
+			return error('Failed inserting DMS version');
+		}
+		
+		// return result of uploaded data
+		return success($upload_data); // data about the uploaded file
+	}
 
 	/**
 	 * Saves a Document
@@ -302,4 +341,17 @@ class DmsLib
 
 		return $result;
 	}
+	
+	/**
+	 * Loads the upload library of CI
+	 */
+	private function _loadUploadLibrary($allowed_types)
+	{
+		$config['upload_path']          = $this->UPLOAD_PATH;
+		$config['allowed_types']        = implode('|', $allowed_types);
+		$config['overwrite']            = true;
+		
+		$this->ci->load->library('upload', $config);
+		$this->ci->upload->initialize($config);
+	}
 }