Docs and code convention cleanups. see #11644 props hakre

git-svn-id: http://svn.automattic.com/wordpress/trunk@13314 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
nacin 2010-02-22 22:53:54 +00:00
parent e692640c11
commit 9a11f30898

View File

@ -12,27 +12,27 @@
/**
* @since 0.71
*/
define('EZSQL_VERSION', 'WP1.25');
define( 'EZSQL_VERSION', 'WP1.25' );
/**
* @since 0.71
*/
define('OBJECT', 'OBJECT', true);
define( 'OBJECT', 'OBJECT', true );
/**
* @since {@internal Version Unknown}}
*/
define('OBJECT_K', 'OBJECT_K', false);
define( 'OBJECT_K', 'OBJECT_K', false );
/**
* @since 0.71
*/
define('ARRAY_A', 'ARRAY_A', false);
define( 'ARRAY_A', 'ARRAY_A', false );
/**
* @since 0.71
*/
define('ARRAY_N', 'ARRAY_N', false);
define( 'ARRAY_N', 'ARRAY_N', false );
/**
* WordPress Database Access Abstraction Object
@ -65,7 +65,7 @@ class wpdb {
* Whether to suppress errors during the DB bootstrapping.
*
* @access private
* @since {@internal Version Unknown}}
* @since 2.5
* @var bool
*/
var $suppress_errors = false;
@ -73,7 +73,9 @@ class wpdb {
/**
* The last error during query.
*
* @since {@internal Version Unknown}}
* @see get_last_error()
* @since 2.5
* @access private
* @var string
*/
var $last_error = '';
@ -87,6 +89,22 @@ class wpdb {
*/
var $num_queries = 0;
/**
* Count of rows returned by previous query
*
* @since 1.2
* @var int
*/
var $num_rows = 0;
/**
* Count of affected rows by previous query
*
* @since 0.71
* @var int
*/
var $rows_affected = 0;
/**
* Saved result of the last query made
*
@ -96,6 +114,14 @@ class wpdb {
*/
var $last_query;
/**
* Results of the last query made
*
* @since {@internal Version Unknown}}
* @var mixed
*/
var $last_result;
/**
* Saved info on the table column
*
@ -135,7 +161,21 @@ class wpdb {
* @var bool
*/
var $ready = false;
/**
* {@internal Missing Description}}
*
* @since 3.0.0
* @var int
*/
var $blogid = 0;
/**
* {@internal Missing Description}}
*
* @since 3.0.0
* @var int
*/
var $siteid = 0;
/**
@ -251,6 +291,7 @@ class wpdb {
/**
* List of deprecated WordPress tables
*
* @deprecated
* @since 2.9.0
* @access private
* @see wpdb::tables()
@ -343,9 +384,9 @@ class wpdb {
var $global_tables = array( 'users', 'usermeta' );
/**
* Format specifiers for DB columns. Columns not listed here default to %s. Initialized in wp-settings.php.
*
* Keys are colmn names, values are format types: 'ID' => '%d'
* Format specifiers for DB columns. Columns not listed here default to %s. Initialized during WP load.
*
* Keys are column names, values are format types: 'ID' => '%d'
*
* @since 2.8.0
* @see wpdb:prepare()
@ -406,10 +447,10 @@ class wpdb {
* @param string $dbname MySQL database name
* @param string $dbhost MySQL database host
*/
function wpdb($dbuser, $dbpassword, $dbname, $dbhost) {
function wpdb( $dbuser, $dbpassword, $dbname, $dbhost ) {
if( defined( 'WP_USE_MULTIPLE_DB' ) && WP_USE_MULTIPLE_DB )
$this->db_connect();
return $this->__construct($dbuser, $dbpassword, $dbname, $dbhost);
return $this->__construct( $dbuser, $dbpassword, $dbname, $dbhost );
}
/**
@ -426,8 +467,8 @@ class wpdb {
* @param string $dbname MySQL database name
* @param string $dbhost MySQL database host
*/
function __construct($dbuser, $dbpassword, $dbname, $dbhost) {
register_shutdown_function(array(&$this, "__destruct"));
function __construct( $dbuser, $dbpassword, $dbname, $dbhost ) {
register_shutdown_function( array( &$this, '__destruct' ) );
if ( WP_DEBUG )
$this->show_errors();
@ -442,14 +483,14 @@ class wpdb {
$this->collate = DB_COLLATE;
}
if ( defined('DB_CHARSET') )
if ( defined( 'DB_CHARSET' ) )
$this->charset = DB_CHARSET;
$this->dbuser = $dbuser;
$this->dbh = @mysql_connect($dbhost, $dbuser, $dbpassword, true);
if (!$this->dbh) {
$this->bail(sprintf(/*WP_I18N_DB_CONN_ERROR*/"
$this->dbh = @mysql_connect( $dbhost, $dbuser, $dbpassword, true );
if ( !$this->dbh ) {
$this->bail( sprintf( /*WP_I18N_DB_CONN_ERROR*/"
<h1>Error establishing a database connection</h1>
<p>This either means that the username and password information in your <code>wp-config.php</code> file is incorrect or we can't contact the database server at <code>%s</code>. This could mean your host's database server is down.</p>
<ul>
@ -458,33 +499,32 @@ class wpdb {
<li>Are you sure that the database server is running?</li>
</ul>
<p>If you're unsure what these terms mean you should probably contact your host. If you still need help you can always visit the <a href='http://wordpress.org/support/'>WordPress Support Forums</a>.</p>
"/*/WP_I18N_DB_CONN_ERROR*/, $dbhost), 'db_connect_fail');
"/*/WP_I18N_DB_CONN_ERROR*/, $dbhost ), 'db_connect_fail' );
return;
}
$this->ready = true;
if ( $this->has_cap( 'collation' ) && !empty($this->charset) ) {
if ( function_exists('mysql_set_charset') ) {
mysql_set_charset($this->charset, $this->dbh);
if ( $this->has_cap( 'collation' ) && !empty( $this->charset ) ) {
if ( function_exists( 'mysql_set_charset' ) ) {
mysql_set_charset( $this->charset, $this->dbh );
$this->real_escape = true;
} else {
$collation_query = "SET NAMES '{$this->charset}'";
if ( !empty($this->collate) )
$collation_query .= " COLLATE '{$this->collate}'";
$this->query($collation_query);
$query = $this->prepare( 'SET NAMES %s', $this->charset );
if ( ! empty( $this->collate ) )
$query .= $this->prepare( ' COLLATE %s', $this->collate );
$this->query( $query );
}
}
$this->select($dbname, $this->dbh);
$this->select( $dbname, $this->dbh );
}
/**
* PHP5 style destructor and will run when database object is destroyed.
*
* @since 2.0.8
*
* @return bool Always true
* @return bool true
*/
function __destruct() {
return true;
@ -503,13 +543,10 @@ class wpdb {
*/
function set_prefix( $prefix ) {
if ( preg_match('|[^a-z0-9_]|i', $prefix) )
if ( preg_match( '|[^a-z0-9_]|i', $prefix ) )
return new WP_Error('invalid_db_prefix', /*WP_I18N_DB_BAD_PREFIX*/'Invalid database prefix'/*/WP_I18N_DB_BAD_PREFIX*/);
if ( is_multisite() )
$old_prefix = '';
else
$old_prefix = $prefix;
$old_prefix = is_multisite() ? '' : $prefix;
if ( isset( $this->base_prefix ) )
$old_prefix = $this->base_prefix;
@ -517,7 +554,7 @@ class wpdb {
foreach ( $this->tables( 'global' ) as $table )
$this->$table = $prefix . $table;
if ( defined('VHOST') && empty( $this->blogid ) )
if ( defined( 'VHOST' ) && empty( $this->blogid ) )
return $old_prefix;
$this->prefix = $this->get_blog_prefix( $this->blogid );
@ -528,20 +565,29 @@ class wpdb {
foreach ( (array) $this->tables( 'old' ) as $table )
$this->$table = $this->prefix . $table;
if ( defined('CUSTOM_USER_TABLE') )
if ( defined( 'CUSTOM_USER_TABLE' ) )
$this->users = CUSTOM_USER_TABLE;
if ( defined('CUSTOM_USER_META_TABLE') )
if ( defined( 'CUSTOM_USER_META_TABLE' ) )
$this->usermeta = CUSTOM_USER_META_TABLE;
return $old_prefix;
}
function set_blog_id($blog_id, $site_id = '') {
if ( !empty($site_id) )
/**
* Sets blog id.
*
* @since 3.0.0
* @access public
* @param string $blog_id
* @param string $site_id. Optional.
* @return string previous blog id
*/
function set_blog_id( $blog_id, $site_id = '' ) {
if ( ! empty( $site_id ) )
$this->siteid = $site_id;
$old_blog_id = $this->blogid;
$old_blog_id = $this->blogid;
$this->blogid = $blog_id;
$this->prefix = $this->get_blog_prefix( $this->blogid );
@ -555,7 +601,15 @@ class wpdb {
return $old_blog_id;
}
function get_blog_prefix( $blog_id = '' ) {
/**
* Gets blog prefix.
*
* @uses is_multisite()
* @since 3.0.0
* @param int $blog_id. Optional.
* @return string Blog prefix.
*/
function get_blog_prefix( $blog_id = 0 ) {
if ( is_multisite() && $blog_id ) {
if ( defined('MULTISITE') && ( $blog_id == 0 || $blog_id == 1 ) )
return $this->base_prefix;
@ -620,10 +674,10 @@ class wpdb {
* @param string $db MySQL database name
* @return null Always null.
*/
function select($db, &$dbh) {
if (!@mysql_select_db($db, $dbh)) {
function select( $db, &$dbh ) {
if ( !@mysql_select_db( $db, $dbh ) ) {
$this->ready = false;
$this->bail(sprintf(/*WP_I18N_DB_SELECT_DB*/'
$this->bail( sprintf( /*WP_I18N_DB_SELECT_DB*/'
<h1>Can&#8217;t select database</h1>
<p>We were able to connect to the database server (which means your username and password is okay) but not able to select the <code>%1$s</code> database.</p>
<ul>
@ -631,24 +685,55 @@ class wpdb {
<li>Does the user <code>%2$s</code> have permission to use the <code>%1$s</code> database?</li>
<li>On some systems the name of your database is prefixed with your username, so it would be like <code>username_%1$s</code>. Could that be the problem?</li>
</ul>
<p>If you don\'t know how to setup a database you should <strong>contact your host</strong>. If all else fails you may find help at the <a href="http://wordpress.org/support/">WordPress Support Forums</a>.</p>'/*/WP_I18N_DB_SELECT_DB*/, $db, $this->dbuser), 'db_select_fail');
<p>If you don\'t know how to setup a database you should <strong>contact your host</strong>. If all else fails you may find help at the <a href="http://wordpress.org/support/">WordPress Support Forums</a>.</p>'/*/WP_I18N_DB_SELECT_DB*/, $db, $this->dbuser ), 'db_select_fail' );
return;
}
}
function _weak_escape($string) {
return addslashes($string);
/**
* Weak escape
*
* @see addslashes()
* @since unknown
* @access private
*
* @param string $string
* @return string
*/
function _weak_escape( $string ) {
return addslashes( $string );
}
function _real_escape($string) {
/**
* Real escape
*
* @see mysql_real_escape_string()
* @see addslashes()
* @since 2.8
* @access private
*
* @param string $string to escape
* @return string escaped
*/
function _real_escape( $string ) {
if ( $this->dbh && $this->real_escape )
return mysql_real_escape_string( $string, $this->dbh );
else
return addslashes( $string );
}
function _escape($data) {
if ( is_array($data) ) {
/**
* Escape data.
*
* @see esc_sql()
* @since 2.8
* @access private
*
* @param string|array $data
* @return string|array escaped
*/
function _escape( $data ) {
if ( is_array( $data ) ) {
foreach ( (array) $data as $k => $v ) {
if ( is_array($v) )
$data[$k] = $this->_escape( $v );
@ -667,13 +752,13 @@ class wpdb {
*
* @since 0.71
*
* @param string|array $data
* @return string query safe string
* @param string|array $data to escape
* @return string|array escaped as query safe string
*/
function escape($data) {
if ( is_array($data) ) {
function escape( $data ) {
if ( is_array( $data ) ) {
foreach ( (array) $data as $k => $v ) {
if ( is_array($v) )
if ( is_array( $v ) )
$data[$k] = $this->escape( $v );
else
$data[$k] = $this->_weak_escape( $v );
@ -690,15 +775,25 @@ class wpdb {
*
* @since 2.3.0
*
* @param string $s
* @param string $string to escape
* @return void
*/
function escape_by_ref(&$string) {
function escape_by_ref( &$string ) {
$string = $this->_real_escape( $string );
}
/**
* Prepares a SQL query for safe execution. Uses sprintf()-like syntax.
*
* The following directives can be used in the query format string:
* %d (decimal number)
* %s (string)
* %% (literal percentage sign - no argument needed)
*
* Both %d and %s are to be left unquoted in the query string and
* they need an argument passed for them. Literals (%) as parts of
* the query must be properly written as %%.
*
* This function only supports a small subset of the sprintf syntax; it only supports %d (decimal number), %s (string).
* Does not support sign, padding, alignment, width or precision specifiers.
* Does not support argument numbering/swapping.
@ -715,23 +810,27 @@ class wpdb {
* @since 2.3.0
*
* @param string $query Query statement with sprintf()-like placeholders
* @param array|mixed $args The array of variables to substitute into the query's placeholders if being called like {@link http://php.net/vsprintf vsprintf()}, or the first variable to substitute into the query's placeholders if being called like {@link http://php.net/sprintf sprintf()}.
* @param mixed $args,... further variables to substitute into the query's placeholders if being called like {@link http://php.net/sprintf sprintf()}.
* @return null|string Sanitized query string
* @param array|mixed $args The array of variables to substitute into the query's placeholders if being called like
* {@link http://php.net/vsprintf vsprintf()}, or the first variable to substitute into the query's placeholders if
* being called like {@link http://php.net/sprintf sprintf()}.
* @param mixed $args,... further variables to substitute into the query's placeholders if being called like
* {@link http://php.net/sprintf sprintf()}.
* @return null|false|string Sanitized query string, null if there is no query, false if there is an error and string
* if there was something to prepare
*/
function prepare($query = null) { // ( $query, *$args )
function prepare( $query = null ) { // ( $query, *$args )
if ( is_null( $query ) )
return;
$args = func_get_args();
array_shift($args);
array_shift( $args );
// If args were passed as an array (as in vsprintf), move them up
if ( isset($args[0]) && is_array($args[0]) )
if ( isset( $args[0] ) && is_array($args[0]) )
$args = $args[0];
$query = str_replace("'%s'", '%s', $query); // in case someone mistakenly already singlequoted it
$query = str_replace('"%s"', '%s', $query); // doublequote unquoting
$query = str_replace('%s', "'%s'", $query); // quote the strings
array_walk($args, array(&$this, 'escape_by_ref'));
return @vsprintf($query, $args);
$query = str_replace( "'%s'", '%s', $query ); // in case someone mistakenly already singlequoted it
$query = str_replace( '"%s"', '%s', $query ); // doublequote unquoting
$query = str_replace( '%s', "'%s'", $query ); // quote the strings
array_walk( $args, array( &$this, 'escape_by_ref' ) );
return @vsprintf( $query, $args );
}
/**
@ -743,11 +842,12 @@ class wpdb {
* @param string $str The error to display
* @return bool False if the showing of errors is disabled.
*/
function print_error($str = '') {
function print_error( $str = '' ) {
global $EZSQL_ERROR;
if (!$str) $str = mysql_error($this->dbh);
$EZSQL_ERROR[] = array ('query' => $this->last_query, 'error_str' => $str);
if ( !$str )
$str = mysql_error( $this->dbh );
$EZSQL_ERROR[] = array( 'query' => $this->last_query, 'error_str' => $str );
if ( $this->suppress_errors )
return false;
@ -780,8 +880,8 @@ class wpdb {
if ( defined( 'DIEONDBERROR' ) )
die( $msg );
} else {
$str = htmlspecialchars($str, ENT_QUOTES);
$query = htmlspecialchars($this->last_query, ENT_QUOTES);
$str = htmlspecialchars( $str, ENT_QUOTES );
$query = htmlspecialchars( $this->last_query, ENT_QUOTES );
print "<div id='error'>
<p class='wpdberror'><strong>WordPress database error:</strong> [$str]<br />
@ -799,6 +899,7 @@ class wpdb {
* errors.
*
* @since 0.71
* @see wpdb::hide_errors()
*
* @param bool $show Whether to show or hide errors
* @return bool Old value for showing errors.
@ -812,7 +913,10 @@ class wpdb {
/**
* Disables showing of database errors.
*
* By default database errors are not shown.
*
* @since 0.71
* @see wpdb::show_errors()
*
* @return bool Whether showing of errors was active or not
*/
@ -825,12 +929,17 @@ class wpdb {
/**
* Whether to suppress database errors.
*
* @param unknown_type $suppress
* @return unknown
* By default database errors are suppressed, with a simple
* call to this function they can be enabled.
*
* @since 2.5
* @see wpdb::hide_errors()
* @param bool $suppress Optional. New value. Defaults to true.
* @return bool Old value
*/
function suppress_errors( $suppress = true ) {
$errors = $this->suppress_errors;
$this->suppress_errors = $suppress;
$this->suppress_errors = (bool) $suppress;
return $errors;
}
@ -838,16 +947,17 @@ class wpdb {
* Kill cached query results.
*
* @since 0.71
* @return void
*/
function flush() {
$this->last_result = array();
$this->col_info = null;
$this->last_query = null;
$this->col_info = null;
$this->last_query = null;
}
function db_connect( $query = "SELECT" ) {
global $db_list, $global_db_list;
if ( is_array( $db_list ) == false )
if ( ! is_array( $db_list ) )
return true;
if ( $this->blogs != '' && preg_match("/(" . $this->blogs . "|" . $this->users . "|" . $this->usermeta . "|" . $this->site . "|" . $this->sitemeta . "|" . $this->sitecategories . ")/i",$query) ) {
@ -867,7 +977,7 @@ class wpdb {
$dbhname = "dbh" . $action;
$this->$dbhname = @mysql_connect( $details[ 'db_host' ], $details[ 'db_user' ], $details[ 'db_password' ] );
if (!$this->$dbhname ) {
$this->bail("
$this->bail(/*WP_I18N_DB_CONNECT_DB*/"
<h1>Error establishing a database connection</h1>
<p>This either means that the username and password information in your <code>wp-config.php</code> file is incorrect or we can't contact the database server at <code>{$details['db_host']}</code>. This could mean your host's database server is down.</p>
<ul>
@ -876,7 +986,7 @@ class wpdb {
<li>Are you sure that the database server is running?</li>
</ul>
<p>If you're unsure what these terms mean you should probably contact your host. If you still need help you can always visit the <a href='http://wordpress.org/support/'>WordPress Support Forums</a>.</p>
");
"/*/WP_I18N_DB_CONNECT_DB*/);
}
$this->select( $details[ 'db_name' ], $this->$dbhname );
}
@ -888,19 +998,19 @@ class wpdb {
*
* @since 0.71
*
* @param string $query
* @param string $query Database query
* @return int|false Number of rows affected/selected or false on error
*/
function query($query) {
function query( $query ) {
if ( ! $this->ready )
return false;
// filter the query, if filters are available
// NOTE: some queries are made before the plugins have been loaded, and thus cannot be filtered with this method
if ( function_exists('apply_filters') )
$query = apply_filters('query', $query);
if ( function_exists( 'apply_filters' ) )
$query = apply_filters( 'query', $query );
// initialise return
// initialize return
$return_val = 0;
$this->flush();
@ -910,8 +1020,7 @@ class wpdb {
// Keep track of the last query for debug..
$this->last_query = $query;
// Perform the query via std mysql_query function..
if ( defined('SAVEQUERIES') && SAVEQUERIES )
if ( defined( 'SAVEQUERIES' ) && SAVEQUERIES )
$this->timer_start();
// use $this->dbh for read ops, and $this->dbhwrite for write ops
@ -939,45 +1048,44 @@ class wpdb {
$this->last_db_used = "other/read";
}
$this->result = @mysql_query($query, $dbh);
$this->result = @mysql_query( $query, $dbh );
++$this->num_queries;
if ( defined('SAVEQUERIES') && SAVEQUERIES )
$this->queries[] = array( $query, $this->timer_stop(), $this->get_caller() );
// If there is an error then take note of it..
if ( $this->last_error = mysql_error($dbh) ) {
if ( $this->last_error = mysql_error( $dbh ) ) {
$this->print_error();
return false;
}
if ( preg_match("/^\\s*(insert|delete|update|replace|alter) /i",$query) ) {
$this->rows_affected = mysql_affected_rows($dbh);
if ( preg_match( "/^\\s*(insert|delete|update|replace|alter) /i", $query ) ) {
$this->rows_affected = mysql_affected_rows( $dbh );
// Take note of the insert_id
if ( preg_match("/^\\s*(insert|replace) /i",$query) ) {
if ( preg_match( "/^\\s*(insert|replace) /i", $query ) ) {
$this->insert_id = mysql_insert_id($dbh);
}
// Return number of rows affected
$return_val = $this->rows_affected;
} else {
$i = 0;
while ($i < @mysql_num_fields($this->result)) {
$this->col_info[$i] = @mysql_fetch_field($this->result);
while ( $i < @mysql_num_fields( $this->result ) ) {
$this->col_info[$i] = @mysql_fetch_field( $this->result );
$i++;
}
$num_rows = 0;
while ( $row = @mysql_fetch_object($this->result) ) {
while ( $row = @mysql_fetch_object( $this->result ) ) {
$this->last_result[$num_rows] = $row;
$num_rows++;
}
@mysql_free_result($this->result);
@mysql_free_result( $this->result );
// Log number of rows the query returned
// and return number of rows selected
$this->num_rows = $num_rows;
// Return number of rows selected
$return_val = $this->num_rows;
$return_val = $num_rows;
}
return $return_val;
@ -998,21 +1106,21 @@ class wpdb {
* @param array|string $format (optional) An array of formats to be mapped to each of the value in $data. If string, that format will be used for all of the values in $data. A format is one of '%d', '%s' (decimal number, string). If omitted, all values in $data will be treated as strings.
* @return int|false The number of rows inserted, or false on error.
*/
function insert($table, $data, $format = null) {
function insert( $table, $data, $format = null ) {
$formats = $format = (array) $format;
$fields = array_keys($data);
$fields = array_keys( $data );
$formatted_fields = array();
foreach ( $fields as $field ) {
if ( !empty($format) )
$form = ( $form = array_shift($formats) ) ? $form : $format[0];
elseif ( isset($this->field_types[$field]) )
if ( !empty( $format ) )
$form = ( $form = array_shift( $formats ) ) ? $form : $format[0];
elseif ( isset( $this->field_types[$field] ) )
$form = $this->field_types[$field];
else
$form = '%s';
$formatted_fields[] = $form;
}
$sql = "INSERT INTO `$table` (`" . implode( '`,`', $fields ) . "`) VALUES ('" . implode( "','", $formatted_fields ) . "')";
return $this->query( $this->prepare( $sql, $data) );
return $this->query( $this->prepare( $sql, $data ) );
}
@ -1033,15 +1141,15 @@ class wpdb {
* @param array|string $format_where (optional) An array of formats to be mapped to each of the values in $where. If string, that format will be used for all of the items in $where. A format is one of '%d', '%s' (decimal number, string). If omitted, all values in $where will be treated as strings.
* @return int|false The number of rows updated, or false on error.
*/
function update($table, $data, $where, $format = null, $where_format = null) {
if ( !is_array( $where ) )
function update( $table, $data, $where, $format = null, $where_format = null ) {
if ( ! is_array( $where ) )
return false;
$formats = $format = (array) $format;
$bits = $wheres = array();
foreach ( (array) array_keys($data) as $field ) {
if ( !empty($format) )
$form = ( $form = array_shift($formats) ) ? $form : $format[0];
foreach ( (array) array_keys( $data ) as $field ) {
if ( !empty( $format ) )
$form = ( $form = array_shift( $formats ) ) ? $form : $format[0];
elseif ( isset($this->field_types[$field]) )
$form = $this->field_types[$field];
else
@ -1050,10 +1158,10 @@ class wpdb {
}
$where_formats = $where_format = (array) $where_format;
foreach ( (array) array_keys($where) as $field ) {
if ( !empty($where_format) )
$form = ( $form = array_shift($where_formats) ) ? $form : $where_format[0];
elseif ( isset($this->field_types[$field]) )
foreach ( (array) array_keys( $where ) as $field ) {
if ( !empty( $where_format ) )
$form = ( $form = array_shift( $where_formats ) ) ? $form : $where_format[0];
elseif ( isset( $this->field_types[$field] ) )
$form = $this->field_types[$field];
else
$form = '%s';
@ -1061,7 +1169,7 @@ class wpdb {
}
$sql = "UPDATE `$table` SET " . implode( ', ', $bits ) . ' WHERE ' . implode( ' AND ', $wheres );
return $this->query( $this->prepare( $sql, array_merge(array_values($data), array_values($where))) );
return $this->query( $this->prepare( $sql, array_merge( array_values( $data ), array_values( $where ) ) ) );
}
/**
@ -1073,23 +1181,23 @@ class wpdb {
*
* @since 0.71
*
* @param string|null $query SQL query. If null, use the result from the previous query.
* @param string|null $query Optional. SQL query. If null (default), uses the result from the previous query.
* @param int $x (optional) Column of value to return. Indexed from 0.
* @param int $y (optional) Row of value to return. Indexed from 0.
* @return string Database query result
* @return string|null Database query result, or null on failure
*/
function get_var($query=null, $x = 0, $y = 0) {
$this->func_call = "\$db->get_var(\"$query\",$x,$y)";
function get_var( $query = null, $x = 0, $y = 0 ) {
$this->func_call = "\$db->get_var(\"$query\", $x, $y)";
if ( $query )
$this->query($query);
$this->query( $query );
// Extract var out of cached results based x,y vals
if ( !empty( $this->last_result[$y] ) ) {
$values = array_values(get_object_vars($this->last_result[$y]));
$values = array_values( get_object_vars( $this->last_result[$y] ) );
}
// If there is a value return it else return null
return (isset($values[$x]) && $values[$x]!=='') ? $values[$x] : null;
return ( isset( $values[$x] ) && $values[$x] !== '' ) ? $values[$x] : null;
}
/**
@ -1102,24 +1210,24 @@ class wpdb {
* @param string|null $query SQL query.
* @param string $output (optional) one of ARRAY_A | ARRAY_N | OBJECT constants. Return an associative array (column => value, ...), a numerically indexed array (0 => value, ...) or an object ( ->column = value ), respectively.
* @param int $y (optional) Row to return. Indexed from 0.
* @return mixed Database query result in format specifed by $output
* @return mixed Database query result in format specifed by $output or null on failure
*/
function get_row($query = null, $output = OBJECT, $y = 0) {
function get_row( $query = null, $output = OBJECT, $y = 0 ) {
$this->func_call = "\$db->get_row(\"$query\",$output,$y)";
if ( $query )
$this->query($query);
$this->query( $query );
else
return null;
if ( !isset($this->last_result[$y]) )
if ( !isset( $this->last_result[$y] ) )
return null;
if ( $output == OBJECT ) {
return $this->last_result[$y] ? $this->last_result[$y] : null;
} elseif ( $output == ARRAY_A ) {
return $this->last_result[$y] ? get_object_vars($this->last_result[$y]) : null;
return $this->last_result[$y] ? get_object_vars( $this->last_result[$y] ) : null;
} elseif ( $output == ARRAY_N ) {
return $this->last_result[$y] ? array_values(get_object_vars($this->last_result[$y])) : null;
return $this->last_result[$y] ? array_values( get_object_vars( $this->last_result[$y] ) ) : null;
} else {
$this->print_error(/*WP_I18N_DB_GETROW_ERROR*/" \$db->get_row(string query, output type, int offset) -- Output type must be one of: OBJECT, ARRAY_A, ARRAY_N"/*/WP_I18N_DB_GETROW_ERROR*/);
}
@ -1134,18 +1242,18 @@ class wpdb {
*
* @since 0.71
*
* @param string|null $query SQL query. If null, use the result from the previous query.
* @param int $x Column to return. Indexed from 0.
* @return array Database query result. Array indexed from 0 by SQL result row number.
* @param string|null $query Optional. SQL query. If null (default), use the result from the previous query.
* @param int $x Optional. Column to return. Indexed from 0.
* @return array Database query result. Array indexed from 0 by SQL result row number.
*/
function get_col($query = null , $x = 0) {
function get_col( $query = null , $x = 0 ) {
if ( $query )
$this->query($query);
$this->query( $query );
$new_array = array();
// Extract the column values
for ( $i=0; $i < count($this->last_result); $i++ ) {
$new_array[$i] = $this->get_var(null, $x, $i);
for ( $i=0; $i < count( $this->last_result ); $i++ ) {
$new_array[$i] = $this->get_var( null, $x, $i );
}
return $new_array;
}
@ -1161,11 +1269,11 @@ class wpdb {
* @param string $output (optional) ane of ARRAY_A | ARRAY_N | OBJECT | OBJECT_K constants. With one of the first three, return an array of rows indexed from 0 by SQL result row number. Each row is an associative array (column => value, ...), a numerically indexed array (0 => value, ...), or an object. ( ->column = value ), respectively. With OBJECT_K, return an associative array of row objects keyed by the value of each row's first column's value. Duplicate keys are discarded.
* @return mixed Database query results
*/
function get_results($query = null, $output = OBJECT) {
function get_results( $query = null, $output = OBJECT ) {
$this->func_call = "\$db->get_results(\"$query\", $output)";
if ( $query )
$this->query($query);
$this->query( $query );
else
return null;
@ -1206,14 +1314,14 @@ class wpdb {
*
* @since 0.71
*
* @param string $info_type one of name, table, def, max_length, not_null, primary_key, multiple_key, unique_key, numeric, blob, type, unsigned, zerofill
* @param int $col_offset 0: col name. 1: which table the col's in. 2: col's max length. 3: if the col is numeric. 4: col's type
* @param string $info_type Optional. Type one of name, table, def, max_length, not_null, primary_key, multiple_key, unique_key, numeric, blob, type, unsigned, zerofill
* @param int $col_offset Optional. 0: col name. 1: which table the col's in. 2: col's max length. 3: if the col is numeric. 4: col's type
* @return mixed Column Results
*/
function get_col_info($info_type = 'name', $col_offset = -1) {
function get_col_info( $info_type = 'name', $col_offset = -1 ) {
if ( $this->col_info ) {
if ( $col_offset == -1 ) {
$i = 0;
$i = 0;
$new_array = array();
foreach( (array) $this->col_info as $col ) {
$new_array[$i] = $col->{$info_type};
@ -1234,8 +1342,7 @@ class wpdb {
* @return true
*/
function timer_start() {
$mtime = microtime();
$mtime = explode(' ', $mtime);
$mtime = explode( ' ', microtime() );
$this->time_start = $mtime[1] + $mtime[0];
return true;
}
@ -1248,9 +1355,8 @@ class wpdb {
* @return int Total time spent on the query, in milliseconds
*/
function timer_stop() {
$mtime = microtime();
$mtime = explode(' ', $mtime);
$time_end = $mtime[1] + $mtime[0];
$mtime = explode( ' ', microtime() );
$time_end = $mtime[1] + $mtime[0];
$time_total = $time_end - $this->time_start;
return $time_total;
}
@ -1266,9 +1372,9 @@ class wpdb {
* @param string $error_code (optional) A Computer readable string to identify the error.
* @return false|void
*/
function bail($message, $error_code = '500') {
function bail( $message, $error_code = '500' ) {
if ( !$this->show_errors ) {
if ( class_exists('WP_Error') )
if ( class_exists( 'WP_Error' ) )
$this->error = new WP_Error($error_code, $message);
else
$this->error = $message;
@ -1282,6 +1388,7 @@ class wpdb {
*
* @since 2.5.0
* @uses $wp_version
* @uses $required_mysql_version
*
* @return WP_Error
*/
@ -1289,7 +1396,7 @@ class wpdb {
global $wp_version, $required_mysql_version;
// Make sure the server has the required MySQL version
if ( version_compare($this->db_version(), $required_mysql_version, '<') )
return new WP_Error('database_version',sprintf(__('<strong>ERROR</strong>: WordPress %1$s requires MySQL %2$s or higher'), $wp_version, $required_mysql_version));
return new WP_Error('database_version', sprintf( __( '<strong>ERROR</strong>: WordPress %1$s requires MySQL %2$s or higher' ), $wp_version, $required_mysql_version ));
}
/**
@ -1306,21 +1413,25 @@ class wpdb {
}
/**
* Generic function to determine if a database supports a particular feature
* Determine if a database supports a particular feature
*
* @since 2.7
* @see wpdb::db_version()
*
* @param string $db_cap the feature
* @param false|string|resource $dbh_or_table (not implemented) Which database to test. False = the currently selected database, string = the database containing the specified table, resource = the database corresponding to the specified mysql resource.
* @param false|string|resource $dbh_or_table. Not implemented.
* Which database to test. False = the currently selected database, string = the database containing the specified table, resource = the database corresponding to the specified mysql resource.
* @return bool
*/
function has_cap( $db_cap ) {
$version = $this->db_version();
switch ( strtolower( $db_cap ) ) :
case 'collation' : // @since 2.5.0
case 'group_concat' : // @since 2.7
case 'subqueries' : // @since 2.7
return version_compare($version, '4.1', '>=');
break;
endswitch;
switch ( strtolower( $db_cap ) ) {
case 'collation' : // @since 2.5.0
case 'group_concat' : // @since 2.7
case 'subqueries' : // @since 2.7
return version_compare( $version, '4.1', '>=' );
};
return false;
}
@ -1355,11 +1466,12 @@ class wpdb {
/**
* The database version number
* @param false|string|resource $dbh_or_table (not implemented) Which database to test. False = the currently selected database, string = the database containing the specified table, resource = the database corresponding to the specified mysql resource.
* @param false|string|resource $dbh_or_table. Not implemented.
* Which database to test. False = the currently selected database, string = the database containing the specified table, resource = the database corresponding to the specified mysql resource.
* @return false|string false on failure, version number on success
*/
function db_version() {
return preg_replace('/[^0-9.].*/', '', mysql_get_server_info( $this->dbh ));
return preg_replace( '/[^0-9.].*/', '', mysql_get_server_info( $this->dbh ) );
}
}