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reverting recent db driver changes - won't install cleanly, won't update cleanly, and leaks DB credentials over the web if there's a connection problem

pull/229/head
friendica 9 years ago
parent
commit
60871555f5
3 changed files with 827 additions and 738 deletions
  1. +640
    -463
      database.sql
  2. +186
    -274
      include/dba.php
  3. +1
    -1
      mod/install.php

+ 640
- 463
database.sql
File diff suppressed because it is too large
View File


+ 186
- 274
include/dba.php View File

@ -8,273 +8,189 @@ require_once('include/datetime.php');
*
* For debugging, insert 'dbg(1);' anywhere in the program flow.
* dbg(0); will turn it off. Logging is performed at LOGGER_DATA level.
* When logging, all binary info is converted to
* text and html entities are escaped so that
* the debugging stream is safe to view
* within both terminals and web pages.
* When logging, all binary info is converted to text and html entities are escaped so that
* the debugging stream is safe to view within both terminals and web pages.
*
*/
if(! class_exists('dba')) {
class dba {
private $debug = 0;
private $db;
private $exceptions;
if(! class_exists('dba')) {
class dba {
private $debug = 0;
private $db;
public $mysqli = true;
public $connected = false;
public $error = false;
function __construct($server,$user,$pass,$db,$install = false) {
$server = trim($server);
$user = trim($user);
$pass = trim($pass);
$db = trim($db);
if (!(strlen($server) && strlen($user))){
$this->connected = false;
$this->db = null;
return;
}
public $mysqli = true;
public $connected = false;
public $error = false;
function __construct($server,$user,$pass,$db,$install = false) {
$server = trim($server);
$user = trim($user);
$pass = trim($pass);
$db = trim($db);
//we need both, server and username, so fail if one is missing
if (!(strlen($server) && strlen($user))){
$this->connected = false;
$this->db = null;
throw new InvalidArgumentException(t("Server name of user name are missing. "));
}
//when we are installing
if($install) {
if(strlen($server) && ($server !== 'localhost') && ($server !== '127.0.0.1')) {
if(! dns_get_record($server, DNS_A + DNS_CNAME + DNS_PTR)) {
$this->connected = false;
$this->db = null;
throw new InvalidArgumentException( t('Cannot locate DNS info for database server \'%s\''), $server);
}
if($install) {
if(strlen($server) && ($server !== 'localhost') && ($server !== '127.0.0.1')) {
if(! dns_get_record($server, DNS_A + DNS_CNAME + DNS_PTR)) {
$this->error = sprintf( t('Cannot locate DNS info for database server \'%s\''), $server);
$this->connected = false;
$this->db = null;
return;
}
}
}
if(class_exists('mysqli')) {
$this->db = new mysqli($server,$user,$pass,$db);
if(NULL === $this->db->connect_error) {
$this->connected = true;
} else {
throw new RuntimeException($this->db->connect_error);
}
} else {
$this->mysqli = false;
$this->db = mysql_connect($server,$user,$pass);
if($this->db && mysql_select_db($db,$this->db)) {
$this->connected = true;
} else {
throw new RuntimeException(mysql_error());
}
if(class_exists('mysqli')) {
$this->db = @new mysqli($server,$user,$pass,$db);
if(! mysqli_connect_errno()) {
$this->connected = true;
}
}
public function excep($excep) {
$this->exceptions=$excep;
else {
$this->mysqli = false;
$this->db = mysql_connect($server,$user,$pass);
if($this->db && mysql_select_db($db,$this->db)) {
$this->connected = true;
}
}
public function getdb() {
return $this->db;
if(! $this->connected) {
$this->db = null;
if(! $install)
system_unavailable();
}
}
public function q($sql) {
if((! $this->db) || (! $this->connected)) {
$this->throwOrLog(new RuntimeException(t("There is no db connection. ")));
return;
}
if($this->mysqli) {
$result = $this->db->query($sql);
} else {
$result = mysql_query($sql,$this->db);
}
public function getdb() {
return $this->db;
}
//on debug mode or fail, the query is written to the log.
//this won't work if logger can not read it's logging level
//from the db.
if($this->debug || FALSE === $result) {
$mesg = '';
if($result === false) {
$mesg = 'false '.$this->error();
} elseif($result === true) {
$mesg = 'true';
} else {
if($this->mysqli) {
$mesg = $result->num_rows . t(' results') . EOL;
} else {
$mesg = mysql_num_rows($result) . t(' results') . EOL;
}
}
public function q($sql) {
if((! $this->db) || (! $this->connected))
return false;
if($this->mysqli)
$result = @$this->db->query($sql);
else
$result = @mysql_query($sql,$this->db);
$str = 'SQL = ' . printable($sql) . EOL . t('SQL returned ') . $mesg . EOL;
if($this->debug) {
$mesg = '';
// If dbfail.out exists, we will write any failed calls directly to it,
// regardless of any logging that may or may nor be in effect.
// These usually indicate SQL syntax errors that need to be resolved.
if(file_exists('dbfail.out')) {
file_put_contents('dbfail.out', datetime_convert() . "\n" . $str . "\n", FILE_APPEND);
}
logger('dba: ' . $str );
if(FALSE===$result) {
$this->throwOrLog(new RuntimeException('dba: ' . $str));
return;
}
if($this->mysqli) {
if($this->db->errno)
logger('dba: ' . $this->db->error);
}
if($result === true) {
return $result;
elseif(mysql_errno($this->db))
logger('dba: ' . mysql_error($this->db));
if($result === false)
$mesg = 'false';
elseif($result === true)
$mesg = 'true';
else {
if($this->mysqli)
$mesg = $result->num_rows . ' results' . EOL;
else
$mesg = mysql_num_rows($result) . ' results' . EOL;
}
$str = 'SQL = ' . printable($sql) . EOL . 'SQL returned ' . $mesg . EOL;
$r = array();
if($this->mysqli) {
if($result->num_rows) {
while($x = $result->fetch_array(MYSQLI_ASSOC)) {
$r[] = $x;
}
$result->free_result();
}
} else {
if(mysql_num_rows($result)) {
while($x = mysql_fetch_array($result, MYSQL_ASSOC)) {
$r[] = $x;
}
mysql_free_result($result);
}
}
logger('dba: ' . $str );
}
/**
* If dbfail.out exists, we will write any failed calls directly to it,
* regardless of any logging that may or may nor be in effect.
* These usually indicate SQL syntax errors that need to be resolved.
*/
if($this->debug) {
logger('dba: ' . printable(print_r($r, true)));
}
return($r);
if($result === false) {
logger('dba: ' . printable($sql) . ' returned false.');
if(file_exists('dbfail.out'))
file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n", FILE_APPEND);
}
private function error() {
if($this->mysqli) {
return $this->db->error;
} else {
return mysql_error($this->db);
}
}
private function throwOrLog(Exception $ex) {
if($this->exceptions) {
throw $ex;
} else {
logger('dba: '.$ex->getMessage());
if(($result === true) || ($result === false))
return $result;
$r = array();
if($this->mysqli) {
if($result->num_rows) {
while($x = $result->fetch_array(MYSQLI_ASSOC))
$r[] = $x;
$result->free_result();
}
}
/**
* starts a transaction. Transactions need to be finished with
* commit() or rollback(). Please mind that the db table engine may
* not support this.
*/
public function beginTransaction() {
if($this->mysqli) {
return $this->db->autocommit(false);
} else {
//no transaction support in mysql module...
mysql_query('SET AUTOCOMMIT = 0;', $db);
}
}
/**
* rollback a transaction. So, rollback anything that was done since the last call
* to beginTransaction().
*/
public function rollback() {
if($this->mysqli) {
return $this->db->rollback();
} else {
//no transaction support in mysql module...
mysql_query('ROLLBACK;', $db);
else {
if(mysql_num_rows($result)) {
while($x = mysql_fetch_array($result, MYSQL_ASSOC))
$r[] = $x;
mysql_free_result($result);
}
$this->stopTransaction();
}
/**
* commit a transaction. So, write any query to the database.
*/
public function commit() {
if($this->mysqli) {
return $this->db->commit();
} else {
//no transaction support in mysql module...
mysql_query('COMMIT;', $db);
}
$this->stopTransaction();
}
private function stopTransaction() {
if($this->mysqli) {
return $this->db->autocommit(true);
} else {
//no transaction support in mysql module...
mysql_query('SET AUTOCOMMIT = 1;', $db);
}
}
public function dbg($dbg) {
$this->debug = $dbg;
}
if($this->debug)
logger('dba: ' . printable(print_r($r, true)));
return($r);
}
public function escape($str) {
if($this->db && $this->connected) {
if($this->mysqli) {
return $this->db->real_escape_string($str);
} else {
return mysql_real_escape_string($str,$this->db);
}
}
public function dbg($dbg) {
$this->debug = $dbg;
}
public function escape($str) {
if($this->db && $this->connected) {
if($this->mysqli)
return @$this->db->real_escape_string($str);
else
return @mysql_real_escape_string($str,$this->db);
}
}
function __destruct() {
if ($this->db) {
if($this->mysqli) {
$this->db->close();
}
} else {
function __destruct() {
if ($this->db)
if($this->mysqli)
$this->db->close();
else
mysql_close($this->db);
}
}
}
}
}}
if(! function_exists('printable')) {
function printable($s) {
$s = preg_replace("~([\x01-\x08\x0E-\x0F\x10-\x1F\x7F-\xFF])~",".", $s);
$s = str_replace("\x00",'.',$s);
if(x($_SERVER,'SERVER_NAME'))
$s = escape_tags($s);
return $s;
}
}
function printable($s) {
$s = preg_replace("~([\x01-\x08\x0E-\x0F\x10-\x1F\x7F-\xFF])~",".", $s);
$s = str_replace("\x00",'.',$s);
if(x($_SERVER,'SERVER_NAME'))
$s = escape_tags($s);
return $s;
}}
// Procedural functions
if(! function_exists('dbg')) {
function dbg($state) {
global $db;
if($db)
$db->dbg($state);
}
}
if(! function_exists('dbg')) {
function dbg($state) {
global $db;
if($db)
$db->dbg($state);
}}
if(! function_exists('dbesc')) {
function dbesc($str) {
global $db;
if($db && $db->connected)
return($db->escape($str));
else
return(str_replace("'","\\'",$str));
}
}
if(! function_exists('dbesc')) {
function dbesc($str) {
global $db;
if($db && $db->connected)
return($db->escape($str));
else
return(str_replace("'","\\'",$str));
}}
@ -283,31 +199,30 @@ if(! function_exists('dbesc')) {
// Example: $r = q("SELECT * FROM `%s` WHERE `uid` = %d",
// 'user', 1);
if(! function_exists('q')) {
function q($sql) {
if(! function_exists('q')) {
function q($sql) {
global $db;
$args = func_get_args();
unset($args[0]);
global $db;
$args = func_get_args();
unset($args[0]);
if($db && $db->connected) {
$stmt = vsprintf($sql,$args);
if($stmt === false)
logger('dba: vsprintf error: ' . print_r(debug_backtrace(),true));
return $db->q($stmt);
}
if($db && $db->connected) {
$stmt = vsprintf($sql,$args);
if($stmt === false)
logger('dba: vsprintf error: ' . print_r(debug_backtrace(),true));
return $db->q($stmt);
}
/**
*
* This will happen occasionally trying to store the
* session data after abnormal program termination
*
*/
logger('dba: no database: ' . print_r($args,true));
return false;
/**
*
* This will happen occasionally trying to store the
* session data after abnormal program termination
*
*/
logger('dba: no database: ' . print_r($args,true));
return false;
}
}
}}
/**
*
@ -315,39 +230,36 @@ if(! function_exists('q')) {
*
*/
if(! function_exists('dbq')) {
function dbq($sql) {
if(! function_exists('dbq')) {
function dbq($sql) {
global $db;
if($db && $db->connected)
$ret = $db->q($sql);
else
$ret = false;
return $ret;
}
}
global $db;
if($db && $db->connected)
$ret = $db->q($sql);
else
$ret = false;
return $ret;
}}
// Caller is responsible for ensuring that any integer arguments to
// Caller is responsible for ensuring that any integer arguments to
// dbesc_array are actually integers and not malformed strings containing
// SQL injection vectors. All integer array elements should be specifically
// cast to int to avoid trouble.
// SQL injection vectors. All integer array elements should be specifically
// cast to int to avoid trouble.
if(! function_exists('dbesc_array_cb')) {
function dbesc_array_cb(&$item, $key) {
if(is_string($item))
$item = dbesc($item);
}
}
function dbesc_array_cb(&$item, $key) {
if(is_string($item))
$item = dbesc($item);
}}
if(! function_exists('dbesc_array')) {
function dbesc_array(&$arr) {
if(is_array($arr) && count($arr)) {
array_walk($arr,'dbesc_array_cb');
}
function dbesc_array(&$arr) {
if(is_array($arr) && count($arr)) {
array_walk($arr,'dbesc_array_cb');
}
}
}}

+ 1
- 1
mod/install.php View File

@ -451,7 +451,7 @@ function load_database_rem($v, $i){
function load_database($db) {
$str = file_get_contents('database.sql');
$str = array_reduce(explode("\n", $str),"load_database_rem","");
// $str = array_reduce(explode("\n", $str),"load_database_rem","");
$arr = explode(';',$str);
$errors = false;
foreach($arr as $a) {


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