Библиотека для cis, online, cms1

core/drivers/db.php

@@ -0,0 +1,50 @@
+<?php
+
+/**
+ * Èíòåðôåéñ äðàéâåðà êëàññà áàç äàííûõ
+ */
+interface IDatabase
+{
+    public function connect(array $dsn);
+    public function close();
+    public function query($query);
+    public function fetchAllArray($query);
+    public function fetchOneArray($query);
+}
+
+abstract class DB implements IDatabase
+{
+    const limit = 1024;
+    protected $db;
+
+    public static function quote($x) 
+    {
+        return "'" . $x . "'";
+    }
+
+    private static function assign_quote($x, $y) 
+    {
+        return $x . "='" . $y . "'";
+    }
+
+    function insert($table, array $values)
+    {
+        return $this->query("INSERT INTO $table (" . implode(",", array_keys($values)) 
+        . ") VALUES (" . implode(",", array_map(array('self', 'quote'), array_values($values))) . ")");
+    }
+
+    function update($table, array $values, $cond)
+    {
+        return $this->query("UPDATE $table SET " . implode(",", 
+            array_map(array('self', 'assign_quote'), array_keys($values), array_values($values))) . " WHERE $cond");
+    }
+
+    function check_text($text)
+    {
+        if(strlen($text) > self::limit) $text = substr($text, 0, self::limit);
+        $text = htmlspecialchars(trim($text));
+        return $text;
+    }
+}
+
+?>