From 8502db45ce2e1244bffc6ab83a75d5be11e64aaf Mon Sep 17 00:00:00 2001
From: "Namhyeon, Go" <gnh1201@gmail.com>
Date: Mon, 26 Mar 2018 11:52:49 +0900
Subject: [PATCH] Update database.php

---
 system/database.php | 58 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/system/database.php b/system/database.php
index bdc16e1..a09fa89 100644
--- a/system/database.php
+++ b/system/database.php
@@ -1,4 +1,11 @@
 <?php
+/**
+ * @file database.php
+ * @date 2018-01-01
+ * @author Go Namhyeon <gnh1201@gmail.com>
+ * @brief Database module for ReasonableFramework
+ */
+
 if(!function_exists("get_db_connect")) {
 	function get_db_connect() {
 		global $config;
@@ -182,5 +189,56 @@ if(!function_exists("exec_db_fetch")) {
 	}
 }
 
+if(!function_exists("get_page_range")) {
+	function get_page_range($page=1, $limit=0) {
+		$append_sql = "";
+		
+		if($limit > 0) {
+			$record_start = ($page - 1) * $limit;
+			$record_end = $record_start + $limit - 1;
+			$append_sql .= " limit $record_start, $record_end";
+		}
+		
+		return $append_sql;
+	}
+}
+
+if(!function_exists("get_bind_to_sql_where")) {
+	// warning: variable k is not protected. do not use variable k and external variable without filter
+	function get_bind_to_sql_where($bind, $excludes=array()) {
+		$sql_where = "";
+		foreach($bind as $k=>$v) {
+			if(!in_array($k, $excludes)) {
+				$sql_where .= " and {$k} = :{$k}";
+			}
+		}
+		return $sql_where;
+	}
+}
+
+if(!function_exists("get_bind_to_sql_update_set")) {
+	// warning: variable k is not protected. do not use variable k and external variable without filter
+	function get_bind_to_sql_update_set($bind, $excludes=array()) {
+		$sql_update_set = "";
+
+		$set_items = "";
+		foreach($bind as $k=>$v) {
+			if(!in_array($k, $excludes)) {
+				$set_items[] = "{$k} = :{$k}";
+			}
+		}
+		$sql_update_set = implode(", ", $set_items);
+
+		return $sql_update_set;
+	}
+}
+
+// alias sql_query from exec_db_query
+if(!function_exists("sql_query")) {
+	function sql_query($sql, $bind=array()) {
+		return exec_db_query($sql, $bind);
+	}
+}
+
 // set global db connection variable
 $dbc = get_db_connect();