Prepare for abstraction

git-svn-id: https://adminer.svn.sourceforge.net/svnroot/adminer/trunk@94 7c3ca157-0c34-0410-bff1-cbf682f78f5c

diff --git a/abstraction.inc.php b/abstraction.inc.php
new file mode 100644 (file)
index 0000000..f84f61d
--- /dev/null
+++ b/abstraction.inc.php
@@ -0,0 +1,42 @@
+<?php
+if (extension_loaded("mysqli")) {
+       class Min_MySQLi extends MySQLi {
+               function mysqli_result($result, $row, $field) {
+                       mysqli_data_seek($result, $row);
+                       $row = mysql_fetch_assoc($result);
+                       return $row[$field];
+               }
+       }
+       $mysql = mysqli_init();
+} elseif (extension_loaded("mysql")) {
+       class Min_MySQL {
+               var $_link;
+               function real_connect($server, $username, $password) { return $this->_link = mysql_connect($server, $username, $password, false, 131072); }
+               function query($query) { return new Min_MySQLResult(mysql_query($query, $this->_link)); }
+               function result($result, $row, $field = 0) { return mysql_result($result->_result, $row, $field); }
+               function error() { return mysql_error($this->_link); }
+               function affected_rows() { return mysql_affected_rows($this->_link); }
+               function select_db($database) { return mysql_select_db($database, $this->_link); }
+               function real_escape_string($string) { return mysql_real_escape_string($string, $this->_link); }
+               function get_server_info() { return mysql_get_server_info($this->_link); }
+               
+               function fetch_field($result, $offset = null) {
+                       $row = mysql_fetch_field($result, $offset);
+                       $row->orgtable = $row->table;
+                       $row->orgname = $row->name;
+                       $row->charsetnr = ($row->blob ? 63 : 0);
+                       return $row;
+               }
+       }
+       class Min_MySQLResult {
+               var $_result;
+               function Min_MySQLResult($result) { $this->_result = $result; }
+               function fetch_assoc() { return mysql_fetch_assoc($this->_result); }
+               function fetch_row() { return mysql_fetch_row($this->_result); }
+               function free_result() { return mysql_free_result($this->_result); }
+               function num_rows() { return mysql_num_rows($this->_result); }
+       }
+       $mysql = new Min_MySQL;
+} else {
+       
+}