From dee615e7f0b7500062f472e945eb207d938bccdf Mon Sep 17 00:00:00 2001
From: Sebastien Plante <splante@quebecit.net>
Date: Tue, 22 Aug 2023 11:51:46 -0400
Subject: [PATCH] preventing crash if there's no error to display.

---
 sqlsrv.php | 136 ++++++++++++++++++++++++++---------------------------
 1 file changed, 68 insertions(+), 68 deletions(-)

diff --git a/sqlsrv.php b/sqlsrv.php
index 8e24ce7..ac76acf 100644
--- a/sqlsrv.php
+++ b/sqlsrv.php
@@ -3,90 +3,90 @@
 /**
  * @desc   A simple and convenient php sqlsrv class
  * @author Originaly made by Yaseng WwW.Yaseng.Me, now maintained and update by Sebastien Plante
- * @version v1.4
+ * @version v1.5
  * @link https://gitea.urbanghetto.net/nka/php_sqlsrv_class
  */
 
 class sqlsrv
 {
 
-	var $error_log = array();
-	var $sql_log = array();
-	var $query_id;
-	var $num_rows;
-	var $conn;
+    var $error_log = array();
+    var $sql_log = array();
+    var $query_id;
+    var $num_rows;
+    var $conn;
 
-	//connection
-	function __construct($server, $user, $pass, $dbname)
-	{
-		$this->conn = @sqlsrv_connect($server, array('UID' => $user, 'PWD' => $pass, 'Database' => $dbname, 'LoginTimeout' => 10));
-		if ($this->conn === false) {
-			$this->error_log[] = sqlsrv_errors();
-			throw new Exception($this->error_log[0][0]["message"]);
-		}
-	}
+    //connection
+    function __construct($server, $user, $pass, $dbname)
+    {
+        $this->conn = @sqlsrv_connect($server, array('UID' => $user, 'PWD' => $pass, 'Database' => $dbname, 'LoginTimeout' => 10));
+        if ($this->conn === false) {
+            $this->error_log[] = sqlsrv_errors();
+            throw new Exception(($this->error_log[0][0]["message"] ?? ''));
+        }
+    }
 
-	//query source
-	function query($sql, $params = null)
-	{
-		$stmt = sqlsrv_query($this->conn, $sql, $params);
-		$this->sql_log[] = $sql;
-		if ($stmt === false) {
-			$this->error_log[] = sqlsrv_errors();
-			throw new Exception($this->error_log[0][0]["message"]);
-		} else {
-			$this->query_id = $stmt;
-			$this->num_rows = $this->affectedRows();
-			while ($row = @sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
-				$data[] = $row;
-			}
+    //query source
+    function query($sql, $params = null)
+    {
+        $stmt = sqlsrv_query($this->conn, $sql, $params);
+        $this->sql_log[] = $sql;
+        if ($stmt === false) {
+            $this->error_log[] = sqlsrv_errors();
+            throw new Exception(($this->error_log[0][0]["message"] ?? ''));
+        } else {
+            $this->query_id = $stmt;
+            $this->num_rows = $this->affectedRows();
+            while ($row = @sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
+                $data[] = $row;
+            }
 
-			if (isset($data)) {
-				return $data;
-			}
-		}
-	}
+            if (isset($data)) {
+                return $data;
+            }
+        }
+    }
 
-	// $DB->count(select   count(*)   from  users)
-	function count($sql)
-	{
+    // $DB->count(select   count(*)   from  users)
+    function count($sql)
+    {
 
-		$count = $this->fetch_one($sql);
-		return $count[""];
-	}
+        $count = $this->fetch_one($sql);
+        return $count[""];
+    }
 
-	function affectedRows()
-	{
-		return ($this->query_id) ? @sqlsrv_num_rows($this->query_id) : false;
-	}
+    function affectedRows()
+    {
+        return ($this->query_id) ? @sqlsrv_num_rows($this->query_id) : false;
+    }
 
 
-	//$DB->fetch_all("SELECT * FROM table WHERE name= ?", array("name"));
-	function fetch_all($sql, $params = null)
-	{
+    //$DB->fetch_all("SELECT * FROM table WHERE name= ?", array("name"));
+    function fetch_all($sql, $params = null)
+    {
 
-		$stmt = sqlsrv_query($this->conn, $sql, $params);
-		if ($stmt === false) {
-			throw new Exception($this->error_log[0][0]["message"]);
-		} else {
-			$data = array();
-			while ($row = @sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
-				$data[] = $row;
-			}
-			return $data;
-		}
-	}
+        $stmt = sqlsrv_query($this->conn, $sql, $params);
+        if ($stmt === false) {
+            throw new Exception(($this->error_log[0][0]["message"] ?? ''));
+        } else {
+            $data = array();
+            while ($row = @sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC)) {
+                $data[] = $row;
+            }
+            return $data;
+        }
+    }
 
 
-	// $DB->fetch_one(select   *   from  users)
-	function fetch_one($sql, $params = null)
-	{
+    // $DB->fetch_one(select   *   from  users)
+    function fetch_one($sql, $params = null)
+    {
 
-		$stmt = sqlsrv_query($this->conn, $sql, $params);
-		if ($stmt === false) {
-			throw new Exception($this->error_log[0][0]["message"]);
-		} else {
-			return  sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC);
-		}
-	}
+        $stmt = sqlsrv_query($this->conn, $sql, $params);
+        if ($stmt === false) {
+            throw new Exception(($this->error_log[0][0]["message"] ?? ''));
+        } else {
+            return  sqlsrv_fetch_array($stmt, SQLSRV_FETCH_ASSOC);
+        }
+    }
 }