Библиотека для cis, online, cms1

core/tree/database.php

@@ -0,0 +1,135 @@
+<?php
+//****************************************************************************
+// phpDatabase 2.1
+//****************************************************************************
+//      Author: Maxim Poltarak  <maxx at e dash taller dot net>
+//    Category: Databases
+//****************************************************************************
+// The lib is FREEWARE. This means you may use it anywhere you want, you may
+// do anything with it. The Author mentioned above is NOT responsible for any
+// consequences of using this library.
+// If you don't agree with this, you MAY NOT use the lib!
+//****************************************************************************
+// All improvings, feature requests, bug reports, etc. are gladly accepted.
+//****************************************************************************
+// Note: For best viewing of the code Tab size 4 is recommended
+//****************************************************************************
+
+class CDatabase
+{
+    var $link;
+    var $db;
+    var $host, $user, $pass;
+    
+    function CDatabase($db, $host = "localhost", $user = "", $pass = "") 
+    {
+        $this->db = $db;
+        $this->host = $host;
+        $this->user = $user;
+        $this->pass = $pass;
+        $str = "host={$host} port=5432 dbname={$db} user={$user} password={$pass}";
+        $this->link = pg_connect($str);
+    }
+    
+    function query($sql) 
+    {       
+        if (!$this->link) return 0;
+        return pg_query($this->link, $sql);
+    }
+    
+    function affected_rows() 
+    {
+        return pg_affected_rows($this->link);
+    }
+    
+    function num_rows($q) 
+    {
+        return pg_num_rows($q);
+    }
+    
+    function fetch_array($q) // fetchAll
+    {
+        return pg_fetch_array($q, NULL);
+    }
+    
+    function fetch_object($q)  // fetchObject
+    {
+        return pg_fetch_object($q);
+    }
+    /*	function data_seek($q, $n) {
+    return pg_data_seek($q, $n);
+    }
+    */
+    
+    function free_result($q) 
+    {
+        return pg_free_result($q);
+    }
+    
+    function insert_id($seq) 
+    {
+        $query = "SELECT currval('$seq')";
+        $res = $this->query($query);
+        $row = pg_fetch_array($res, NULL, PGSQL_ASSOC);
+        pg_free_result($res);
+        return ($row) ? $row['currval'] : 0;
+    }
+    
+    function error() 
+    {
+        return pg_last_error($this->link);
+    }
+    
+    function error_die($msg = '') 
+    {
+        die(((empty($msg)) ? '' : $msg . ': ') . $this->error());
+    }
+    
+    function sql2var($sql) 
+    {
+        
+        if ((empty($sql)) || (!($query = $this->query($sql)))) return false;
+        
+        if ($this->num_rows($query) < 1) return false;
+        return $this->result2var($query);
+    }
+    
+    function result2var($q) 
+    {
+        
+        if (!($Data = $this->fetch_array($q))) return false;
+        $this->free_result($q);
+        
+        foreach($Data as $k => $v) $GLOBALS[$k] = $v;
+        return true;
+    }
+    
+    /*function sql2array($sql, $keyField = '') 
+    {
+        
+        if ((empty($sql)) || (!($query = $this->query($sql)))) return false;
+        
+        if ($this->num_rows($query) < 1) return false;
+        return $this->result2array($query, $keyField);
+    }*/
+    
+    function result2array($q, $keyField = '') 
+    {
+        $Result = array();
+        while ($Data = $this->fetch_array($q)) 
+        if (empty($keyField)) $Result[] = $Data;
+        else $Result[$Data[$keyField]] = $Data;
+        $this->free_result($q);
+        return $Result;
+    }
+    
+    /*function list_tables() 
+    {
+        return mysql_list_tables($this->db, $this->link);
+    }
+    
+    function list_fields($table_name) 
+    {
+        return mysql_list_fields($this->db, $table_name, $this->link);
+    }*/
+};