first commit

admininistrator/model/tool/backup.php

@@ -0,0 +1,65 @@
+<?php
+namespace Opencart\Admin\Model\Tool;
+/**
+ * Class Backup
+ *
+ * @package Opencart\Admin\Model\Tool
+ */
+class Backup extends \Opencart\System\Engine\Model {
+	/**
+	 * @return array
+	 */
+	public function getTables(): array {
+		$table_data = [];
+
+		$query = $this->db->query("SHOW TABLES FROM `" . DB_DATABASE . "`");
+
+		foreach ($query->rows as $result) {
+			if (isset($result['Tables_in_' . DB_DATABASE]) && substr($result['Tables_in_' . DB_DATABASE], 0, strlen(DB_PREFIX)) == DB_PREFIX) {
+				$table_data[] = $result['Tables_in_' . DB_DATABASE];
+			}
+		}
+
+		return $table_data;
+	}
+
+	/**
+	 * @param string $table
+	 * @param int    $start
+	 * @param int    $limit
+	 *
+	 * @return array
+	 */
+	public function getRecords(string $table, int $start = 0, int $limit = 100): array {
+		if ($start < 0) {
+			$start = 0;
+		}
+
+		if ($limit < 1) {
+			$limit = 10;
+		}
+
+		$query = $this->db->query("SELECT * FROM `" . $table . "` LIMIT " . (int)$start . "," . (int)$limit);
+
+		if ($query->num_rows) {
+			return $query->rows;
+		} else {
+			return [];
+		}
+	}
+
+	/**
+	 * @param string $table
+	 *
+	 * @return int
+	 */
+	public function getTotalRecords(string $table): int {
+		$query = $this->db->query("SELECT COUNT(*) AS `total` FROM `" . $table . "`");
+
+		if ($query->num_rows) {
+			return (int)$query->row['total'];
+		} else {
+			return 0;
+		}
+	}
+}