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-rwxr-xr-xinclude/dba/dba_driver.php82
-rwxr-xr-xinclude/dba/dba_mysql.php67
-rwxr-xr-xinclude/dba/dba_mysqli.php86
-rwxr-xr-xinclude/dba/dba_pdo.php43
-rw-r--r--include/dba/dba_postgres.php117
-rw-r--r--include/feedutils.php2
6 files changed, 63 insertions, 334 deletions
diff --git a/include/dba/dba_driver.php b/include/dba/dba_driver.php
index deec9adfd..b3298b673 100755
--- a/include/dba/dba_driver.php
+++ b/include/dba/dba_driver.php
@@ -1,15 +1,20 @@
<?php
+/**
+ * @file dba_driver.php
+ * @brief Some database related functions and database classes.
+ *
+ * This file contains the abstract database driver class dba_driver, the
+ * database class DBA and some functions for working with databases.
+ */
+/**
+ * @brief Database classs with database factory method.
+ *
+ * The factory will return a database driver which is an implementation of the
+ * abstract dba_driver class.
+ */
class DBA {
- /**
- * @file dba_driver.php
- * @brief some database related functions and abstract driver class.
- *
- * This file contains the abstract database driver class dba_driver and some
- * functions for working with databases.
- */
-
static public $dba = null;
static public $dbtype = null;
static public $scheme = 'mysql';
@@ -21,7 +26,6 @@ class DBA {
static public $tquot = "`";
-
/**
* @brief Returns the database driver object.
*
@@ -34,14 +38,11 @@ class DBA {
* @param bool $install Defaults to false
* @return null|dba_driver A database driver object (dba_pdo) or null if no driver found.
*/
-
static public function dba_factory($server,$port,$user,$pass,$db,$dbtype,$install = false) {
self::$dba = null;
-
self::$dbtype = intval($dbtype);
-
if(self::$dbtype == DBTYPE_POSTGRES) {
if(!($port))
$port = 5432;
@@ -50,7 +51,6 @@ class DBA {
self::$utc_now = "now() at time zone 'UTC'";
self::$tquot = '"';
self::$scheme = 'pgsql';
-
}
else {
@@ -66,40 +66,27 @@ class DBA {
require_once('include/dba/dba_pdo.php');
self::$dba = new dba_pdo($server,self::$scheme,$port,$user,$pass,$db,$install);
-
- if(is_object(self::$dba) && self::$dba->connected) {
-
- if(strpbrk($server,':;')) {
- $dsn = $server;
- }
- else {
- $dsn = self::$scheme . ':host=' . $server . (intval($port) ? '' : ';port=' . $port);
- }
- $dsn .= ';dbname=' . $db;
-
-
- self::$dba->pdo_set(array($dsn,$user,$pass));
- }
define('NULL_DATE', self::$null_date);
define('ACTIVE_DBTYPE', self::$dbtype);
define('TQUOT', self::$tquot);
+
return self::$dba;
}
}
/**
- * @brief abstract database driver class.
+ * @brief Abstract database driver class.
*
- * This class gets extended by the real database driver classes, e.g. dba_mysql,
- * dba_mysqli.
+ * This class gets extended by the real database driver class. We used to have
+ * dba_mysql, dba_mysqli or dba_postgres, but we moved to PDO and the only
+ * implemented driver is dba_pdo.
*/
abstract class dba_driver {
// legacy behavior
public $db;
- protected $pdo = array();
public $debug = 0;
public $connected = false;
@@ -111,6 +98,7 @@ abstract class dba_driver {
* This abstract function needs to be implemented in the real driver.
*
* @param string $server DB server name
+ * @param string $scheme DB scheme
* @param string $port DB port
* @param string $user DB username
* @param string $pass DB password
@@ -166,6 +154,7 @@ abstract class dba_driver {
$platform_name = \Zotlabs\Lib\System::get_platform_name();
if(file_exists('install/' . $platform_name . '/' . \DBA::$install_script))
return 'install/' . $platform_name . '/' . \DBA::$install_script;
+
return 'install/' . \DBA::$install_script;
}
@@ -173,7 +162,6 @@ abstract class dba_driver {
return \DBA::$tquot;
}
-
function utcnow() {
return \DBA::$utc_now;
}
@@ -232,19 +220,12 @@ abstract class dba_driver {
return $str;
}
- function pdo_set($x) {
- $this->pdo = $x;
- }
-
- function pdo_get() {
- return $this->pdo;
- }
-
} // end abstract dba_driver class
-
+//
// Procedural functions
+//
function printable($s) {
$s = preg_replace("~([\x01-\x08\x0E-\x0F\x10-\x1F\x7F-\xFF])~",".", $s);
@@ -275,7 +256,7 @@ function dbg($state) {
* wrapping with intval().
*
* @param string $str A string to pass to a DB query
- * @return Return an escaped string of the value to pass to a DB query.
+ * @return string Return an escaped string of the value to pass to a DB query.
*/
function dbesc($str) {
@@ -298,6 +279,7 @@ function dbunescbin($str) {
function dbescdate($date) {
if(is_null_date($date))
return \DBA::$dba->escape(NULL_DATE);
+
return \DBA::$dba->escape($date);
}
@@ -330,17 +312,17 @@ function db_use_index($str) {
*
* printf style arguments %s and %d are replaced with variable arguments, which
* should each be appropriately dbesc() or intval().
+ *
* SELECT queries return an array of results or false if SQL or DB error. Other
* queries return true if the command was successful or false if it wasn't.
*
* Example:
- * $r = q("SELECT * FROM %s WHERE `uid` = %d",
- * 'user', 1);
+ * @code{.php}$r = q("SELECT * FROM %s WHERE `uid` = %d",
+ * 'user', 1);@endcode
*
* @param string $sql The SQL query to execute
* @return bool|array
*/
-
function q($sql) {
$args = func_get_args();
@@ -359,8 +341,8 @@ function q($sql) {
}
/*
- * This will happen occasionally trying to store the
- * session data after abnormal program termination
+ * This will happen occasionally trying to store the
+ * session data after abnormal program termination
*/
db_logger('dba: no database: ' . print_r($args,true),LOGGER_NORMAL,LOG_CRIT);
@@ -389,8 +371,8 @@ function dbq($sql) {
// 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.
function dbesc_array_cb(&$item, $key) {
if(is_string($item)) {
@@ -423,7 +405,7 @@ function dbesc_array(&$arr) {
function db_getfunc($f) {
$lookup = array(
'rand'=>array(
- DBTYPE_MYSQL=>'RAND()',
+ DBTYPE_MYSQL=>'RAND()',
DBTYPE_POSTGRES=>'RANDOM()'
),
'utc_timestamp'=>array(
diff --git a/include/dba/dba_mysql.php b/include/dba/dba_mysql.php
deleted file mode 100755
index 8b51cf578..000000000
--- a/include/dba/dba_mysql.php
+++ /dev/null
@@ -1,67 +0,0 @@
-<?php
-
-require_once('include/dba/dba_driver.php');
-
-
-class dba_mysql extends dba_driver {
-
- function connect($server, $scheme, $port, $user,$pass,$db) {
- $this->db = mysql_connect($server.":".$port,$user,$pass);
- if($this->db && mysql_select_db($db,$this->db)) {
- $this->connected = true;
- }
- if($this->connected) {
- return true;
- }
- return false;
- }
-
-
- function q($sql) {
- if((! $this->db) || (! $this->connected))
- return false;
-
- $this->error = '';
- $result = @mysql_query($sql,$this->db);
-
-
- if(mysql_errno($this->db))
- $this->error = mysql_error($this->db);
-
- if($result === false || $this->error) {
- logger('dba_mysql: ' . printable($sql) . ' returned false.' . "\n" . $this->error);
- if(file_exists('dbfail.out'))
- file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n" . $this->error . "\n", FILE_APPEND);
- }
-
- if(($result === true) || ($result === false))
- return $result;
-
- $r = array();
- if(mysql_num_rows($result)) {
- while($x = mysql_fetch_array($result,MYSQL_ASSOC))
- $r[] = $x;
- mysql_free_result($result);
- if($this->debug)
- logger('dba_mysql: ' . printable(print_r($r,true)));
- }
- return $r;
- }
-
- function escape($str) {
- if($this->db && $this->connected) {
- return @mysql_real_escape_string($str,$this->db);
- }
- }
-
- function close() {
- if($this->db)
- mysql_close($this->db);
- $this->connected = false;
- }
-
- function getdriver() {
- return 'mysql';
- }
-
-}
diff --git a/include/dba/dba_mysqli.php b/include/dba/dba_mysqli.php
deleted file mode 100755
index 165c8e969..000000000
--- a/include/dba/dba_mysqli.php
+++ /dev/null
@@ -1,86 +0,0 @@
-<?php /** @file */
-
-require_once('include/dba/dba_driver.php');
-
-class dba_mysqli extends dba_driver {
-
- function connect($server,$scheme,$port,$user,$pass,$db) {
- if($port)
- $this->db = new mysqli($server,$user,$pass,$db, $port);
- else
- $this->db = new mysqli($server,$user,$pass,$db);
-
- if($this->db->connect_error) {
- $this->connected = false;
- $this->error = $this->db->connect_error;
-
- if(file_exists('dbfail.out')) {
- file_put_contents('dbfail.out', datetime_convert() . "\nConnect: " . $this->error . "\n", FILE_APPEND);
- }
-
- return false;
- }
- else {
- $this->connected = true;
- return true;
- }
- }
-
- function q($sql) {
- if((! $this->db) || (! $this->connected))
- return false;
-
- $this->error = '';
- $result = $this->db->query($sql);
-
- if($this->db->errno)
- $this->error = $this->db->error;
-
-
- if($this->error) {
- db_logger('dba_mysqli: ERROR: ' . printable($sql) . "\n" . $this->error, LOGGER_NORMAL, LOG_ERR);
- if(file_exists('dbfail.out')) {
- file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . "\n" . $this->error . "\n", FILE_APPEND);
- }
- }
-
- if(($result === true) || ($result === false)) {
- if($this->debug) {
- db_logger('dba_mysqli: DEBUG: ' . printable($sql) . ' returns ' . (($result) ? 'true' : 'false'), LOGGER_NORMAL,(($result) ? LOG_INFO : LOG_ERR));
- }
- return $result;
- }
-
- if($this->debug) {
- db_logger('dba_mysqli: DEBUG: ' . printable($sql) . ' returned ' . $result->num_rows . ' results.', LOGGER_NORMAL, LOG_INFO);
- }
-
- $r = array();
- if($result->num_rows) {
- while($x = $result->fetch_array(MYSQLI_ASSOC))
- $r[] = $x;
- $result->free_result();
- if($this->debug) {
- db_logger('dba_mysqli: ' . printable(print_r($r,true)), LOGGER_NORMAL, LOG_INFO);
- }
- }
- return $r;
- }
-
- function escape($str) {
- if($this->db && $this->connected) {
- return @$this->db->real_escape_string($str);
- }
- }
-
- function close() {
- if($this->db)
- $this->db->close();
- $this->connected = false;
- }
-
- function getdriver() {
- return 'mysqli';
- }
-
-} \ No newline at end of file
diff --git a/include/dba/dba_pdo.php b/include/dba/dba_pdo.php
index a9d824a50..f24c5381a 100755
--- a/include/dba/dba_pdo.php
+++ b/include/dba/dba_pdo.php
@@ -1,14 +1,21 @@
-<?php /** @file */
+<?php
-require_once('include/dba/dba_driver.php');
+require_once 'include/dba/dba_driver.php';
+/**
+ * @brief PDO based database driver.
+ *
+ */
class dba_pdo extends dba_driver {
-
public $driver_dbtype = null;
- function connect($server,$scheme,$port,$user,$pass,$db) {
-
+ /**
+ * {@inheritDoc}
+ * @see dba_driver::connect()
+ */
+ function connect($server, $scheme, $port, $user, $pass, $db) {
+
$this->driver_dbtype = $scheme;
if(strpbrk($server,':;')) {
@@ -17,7 +24,7 @@ class dba_pdo extends dba_driver {
else {
$dsn = $this->driver_dbtype . ':host=' . $server . (intval($port) ? ';port=' . $port : '');
}
-
+
$dsn .= ';dbname=' . $db;
try {
@@ -36,10 +43,19 @@ class dba_pdo extends dba_driver {
$this->q("SET standard_conforming_strings = 'off'; SET backslash_quote = 'on';");
$this->connected = true;
- return true;
+ return true;
}
+ /**
+ * {@inheritDoc}
+ * @see dba_driver::q()
+ *
+ * @return bool|array|PDOStatement
+ * - \b false if not connected or PDOException occured on query
+ * - \b array with results on a SELECT query
+ * - \b PDOStatement on a non SELECT SQL query
+ */
function q($sql) {
if((! $this->db) || (! $this->connected))
return false;
@@ -50,14 +66,15 @@ class dba_pdo extends dba_driver {
}
}
+ $result = null;
$this->error = '';
- $select = ((stripos($sql,'select') === 0) ? true : false);
+ $select = ((stripos($sql, 'select') === 0) ? true : false);
try {
$result = $this->db->query($sql, PDO::FETCH_ASSOC);
}
catch(PDOException $e) {
-
+
$this->error = $e->getMessage();
if($this->error) {
db_logger('dba_pdo: ERROR: ' . printable($sql) . "\n" . $this->error, LOGGER_NORMAL, LOG_ERR);
@@ -82,11 +99,10 @@ class dba_pdo extends dba_driver {
}
if($this->debug) {
- db_logger('dba_pdo: DEBUG: ' . printable($sql) . ' returned ' . count($r) . ' results.', LOGGER_NORMAL, LOG_INFO);
+ db_logger('dba_pdo: DEBUG: ' . printable($sql) . ' returned ' . count($r) . ' results.', LOGGER_NORMAL, LOG_INFO);
db_logger('dba_pdo: ' . printable(print_r($r,true)), LOGGER_NORMAL, LOG_INFO);
}
-
return (($this->error) ? false : $r);
}
@@ -99,9 +115,10 @@ class dba_pdo extends dba_driver {
function close() {
if($this->db)
$this->db = null;
+
$this->connected = false;
}
-
+
function concat($fld,$sep) {
if($this->driver_dbtype === 'pgsql') {
return 'string_agg(' . $fld . ',\'' . $sep . '\')';
@@ -140,7 +157,7 @@ class dba_pdo extends dba_driver {
return $this->escape($str);
}
}
-
+
function unescapebin($str) {
if($this->driver_dbtype === 'pgsql' && (! is_null($str))) {
$x = '';
diff --git a/include/dba/dba_postgres.php b/include/dba/dba_postgres.php
deleted file mode 100644
index 560d8da60..000000000
--- a/include/dba/dba_postgres.php
+++ /dev/null
@@ -1,117 +0,0 @@
-<?php
-
-require_once('include/dba/dba_driver.php');
-
-
-class dba_postgres extends dba_driver {
- const INSTALL_SCRIPT='install/schema_postgres.sql';
- const NULL_DATE = '0001-01-01 00:00:00';
- const UTC_NOW = "now() at time zone 'UTC'";
- const TQUOT = '"';
-
- function connect($server,$scheme,$port,$user,$pass,$db) {
- if(!$port) $port = 5432;
- $connstr = 'host=' . $server . ' port='.$port . ' user=' . $user . ' password=' . $pass . ' dbname='. $db;
- $this->db = pg_connect($connstr);
- if($this->db !== false) {
- $this->connected = true;
- } else {
- $this->connected = false;
- }
- $this->q("SET standard_conforming_strings = 'off'; SET backslash_quote = 'on';"); // emulate mysql string escaping to prevent massive code-clobber
- return $this->connected;
- }
-
- function q($sql) {
- if((! $this->db) || (! $this->connected))
- return false;
-
- if(!strpos($sql, ';'))
- $sql .= ';';
-
- if(strpos($sql, '`')) // this is a hack. quoted identifiers should be replaced everywhere in the code with dbesc_identifier(), remove this once it is
- $sql = str_replace('`', '"', $sql);
-
- $this->error = '';
- $result = @pg_query($this->db, $sql);
- if(file_exists('db-allqueries.out')) {
- $bt = debug_backtrace();
- $trace = array();
- foreach($bt as $frame) {
- if(!empty($frame['file']) && @strstr($frame['file'], $_SERVER['DOCUMENT_ROOT']))
- $frame['file'] = substr($frame['file'], strlen($_SERVER['DOCUMENT_ROOT'])+1);
-
- $trace[] = $frame['file'] . ':' . $frame['function'] . '():' . $frame['line'] ;
- }
- $compact = join(', ', $trace);
- file_put_contents('db-allqueries.out', datetime_convert() . ": " . $sql . ' is_resource: '.var_export(is_resource($result), true).', backtrace: '.$compact."\n\n", FILE_APPEND);
- }
-
- if($result === false)
- $this->error = pg_last_error($this->db);
-
- if($result === false || $this->error) {
- //db_logger('dba_postgres: ' . printable($sql) . ' returned false.' . "\n" . $this->error);
- if(file_exists('dbfail.out'))
- file_put_contents('dbfail.out', datetime_convert() . "\n" . printable($sql) . ' returned false' . "\n" . $this->error . "\n", FILE_APPEND);
- }
-
- if(($result === true) || ($result === false))
- return $result;
-
- if(pg_result_status($result) == PGSQL_COMMAND_OK)
- return true;
-
- $r = array();
- if(pg_num_rows($result)) {
- while($x = pg_fetch_array($result, null, PGSQL_ASSOC))
- $r[] = $x;
- pg_free_result($result);
- if($this->debug)
- db_logger('dba_postgres: ' . printable(print_r($r,true)));
- }
- return $r;
- }
-
- function escape($str) {
- if($this->db && $this->connected) {
- $x = @pg_escape_string($this->db, $str);
- return $x;
- }
- }
-
- function escapebin($str) {
- return pg_escape_bytea($str);
- }
-
- function unescapebin($str) {
- return pg_unescape_bytea($str);
- }
-
- function close() {
- if($this->db)
- pg_close($this->db);
- $this->connected = false;
- }
-
- function quote_interval($txt) {
- return "'$txt'";
- }
-
- function escape_identifier($str) {
- return pg_escape_identifier($this->db, $str);
- }
-
- function optimize_table($table) {
- // perhaps do some equivalent thing here, vacuum, etc? I think this is the DBA's domain anyway. Applications should not need to muss with this.
- // for now do nothing without a compelling reason. function overrides default legacy mysql.
- }
-
- function concat($fld, $sep) {
- return 'string_agg(' . $fld . ',\'' . $sep . '\')';
- }
-
- function getdriver() {
- return 'pgsql';
- }
-} \ No newline at end of file
diff --git a/include/feedutils.php b/include/feedutils.php
index 644e205a6..07350a340 100644
--- a/include/feedutils.php
+++ b/include/feedutils.php
@@ -496,7 +496,7 @@ function get_atom_elements($feed, $item) {
$res['item_private'] = 1;
}
- logger('ostatus_protocol: ' . intval($ostatus_protocol));
+ logger('ostatus_protocol: ' . intval($ostatus_protocol), LOGGER_DEBUG);
$apps = $item->get_item_tags(NAMESPACE_STATUSNET, 'notice_info');
if($apps && $apps[0]['attribs']['']['source']) {