From 0465c1639f1d00996f6e9b0086a497279acba679 Mon Sep 17 00:00:00 2001
From: bison-paolo <bison.paolo@gmail.com>
Date: Mon, 10 Oct 2016 16:14:48 +0200
Subject: [PATCH] Added a workaround to convert pgsql arrays into php arrays
 Affected controllers: Dokument and Dokumentstudiengang

---
 .../controllers/api/v1/crm/Dokument.php       |  5 +-
 .../api/v1/crm/Dokumentstudiengang.php        |  3 ++
 application/core/APIv1_Controller.php         | 50 +++++++++++++++++++
 3 files changed, 56 insertions(+), 2 deletions(-)

diff --git a/application/controllers/api/v1/crm/Dokument.php b/application/controllers/api/v1/crm/Dokument.php
index ff852f139..cff810916 100644
--- a/application/controllers/api/v1/crm/Dokument.php
+++ b/application/controllers/api/v1/crm/Dokument.php
@@ -24,8 +24,6 @@ class Dokument extends APIv1_Controller
 		parent::__construct();
 		// Load model DokumentModel
 		$this->load->model('crm/dokument_model', 'DokumentModel');
-		
-		
 	}
 
 	/**
@@ -39,6 +37,9 @@ class Dokument extends APIv1_Controller
 		{
 			$result = $this->DokumentModel->load($dokument_kurzbz);
 			
+			// Workaround
+			$result = $this->escapeArrays($result, array('bezeichnung_mehrsprachig', 'dokumentbeschreibung_mehrsprachig'));
+			
 			$this->response($result, REST_Controller::HTTP_OK);
 		}
 		else
diff --git a/application/controllers/api/v1/crm/Dokumentstudiengang.php b/application/controllers/api/v1/crm/Dokumentstudiengang.php
index 2d90c44e7..3582e0714 100644
--- a/application/controllers/api/v1/crm/Dokumentstudiengang.php
+++ b/application/controllers/api/v1/crm/Dokumentstudiengang.php
@@ -38,6 +38,9 @@ class Dokumentstudiengang extends APIv1_Controller
 		{
 			$result = $this->DokumentstudiengangModel->load(array($studiengang_kz, $dokument_kurzbz));
 			
+			// Workaround
+			$result = $this->escapeArrays($result, array('beschreibung_mehrsprachig'));
+			
 			$this->response($result, REST_Controller::HTTP_OK);
 		}
 		else
diff --git a/application/core/APIv1_Controller.php b/application/core/APIv1_Controller.php
index fe2bbe212..83375f2dc 100644
--- a/application/core/APIv1_Controller.php
+++ b/application/core/APIv1_Controller.php
@@ -61,4 +61,54 @@ class APIv1_Controller extends REST_Controller
             }
         }
     }
+    
+    /** ----------------------------------------------------------------------------------------------------------------------------------
+     * Workaround for converting a pgsql array to a php array
+     * To be dropped as soon as possible :D
+     */
+    protected function escapeArrays($result, $fields_names)
+	{
+		if (is_object($result) && isset($result->retval) && is_array($result->retval))
+		{
+			for ($i = 0; $i < count($result->retval); $i++)
+			{
+				foreach($fields_names as $field_name)
+				{
+					if (isset($result->retval[$i]->{$field_name}))
+					{
+						$result->retval[$i]->{$field_name} = $this->_pgsqlArrayToPhpArray($result->retval[$i]->{$field_name});
+					}
+				}
+			}
+		}
+		
+		return $result;
+	}
+	
+	/**
+	* To be moved to DB_model
+	*/
+	private function _pgsqlArrayToPhpArray($string)
+	{
+		$result = array();
+		
+		if (!empty($string))
+		{
+			preg_match_all(
+				'/(?<=^\{|,)(([^,"{]*)|\s*"((?:[^"\\\\]|\\\\(?:.|[0-9]+|x[0-9a-f]+))*)"\s*)(,|(?<!^\{)(?=\}$))/i',
+				$string,
+				$matches,
+				PREG_SET_ORDER
+			);
+			
+			foreach ($matches as $match)
+			{
+				$result[] = $match[3] != '' ? stripcslashes($match[3]) : (strtolower($match[2]) == 'null' ? null : $match[2]);
+			}
+		}
+		
+		return $result;
+	}
+	
+	// --------------------------------------------------------------------------------------------------------------------------------------------
 }
\ No newline at end of file