/**
* Compatibility functions
*
- * We more or less support PHP 5.0.x and up.
+ * We support PHP 5.1.x and up.
* Re-implementations of newer functions or functions in non-standard
* PHP extensions may be included here.
*/
# Needs the sockets extension
if ( preg_match( '!^(tcp|udp):(?://)?\[([0-9a-fA-F:]+)\]:(\d+)(?:/(.*))?$!', $file, $m ) ) {
// IPv6 bracketed host
- $protocol = $m[1];
$host = $m[2];
$port = intval( $m[3] );
$prefix = isset( $m[4] ) ? $m[4] : false;
$domain = AF_INET6;
} elseif ( preg_match( '!^(tcp|udp):(?://)?([a-zA-Z0-9.-]+):(\d+)(?:/(.*))?$!', $file, $m ) ) {
- $protocol = $m[1];
$host = $m[2];
if ( !IP::isIPv4( $host ) ) {
$host = gethostbyname( $host );
$forward = "\t(proxied via {$_SERVER['REMOTE_ADDR']}{$forward})";
}
// Don't unstub $wgUser at this late stage just for statistics purposes
- if( StubObject::isRealObject( $wgUser ) && $wgUser->isAnon() ) {
+ // FIXME: We can detect some anons even if it is not loaded. See User::getId()
+ if( $wgUser->mDataLoaded && $wgUser->isAnon() ) {
$forward .= ' anon';
}
$log = sprintf( "%s\t%04.3f\t%s\n",
* Just like exit() but makes a note of it.
* Commits open transactions except if the error parameter is set
*
- * @deprecated Please return control to the caller or throw an exception
+ * @deprecated Please return control to the caller or throw an exception. Will
+ * be removed in 1.19.
*/
function wfAbruptExit( $error = false ) {
static $called = false;
}
$called = true;
+ wfDeprecated( __FUNCTION__ );
$bt = wfDebugBacktrace();
if( $bt ) {
for( $i = 0; $i < count( $bt ); $i++ ) {
}
/**
- * @deprecated Please return control the caller or throw an exception
+ * @deprecated Please return control the caller or throw an exception. Will
+ * be removed in 1.19.
*/
function wfErrorExit() {
+ wfDeprecated( __FUNCTION__ );
wfAbruptExit( true );
}
*/
define( 'TS_DB2', 8 );
+/**
+ * ISO 8601 basic format with no timezone: 19860209T200000Z
+ *
+ * This is used by ResourceLoader
+ */
+define( 'TS_ISO_8601_BASIC', 9 );
+
/**
* @param $outputtype Mixed: A timestamp in one of the supported formats, the
* function will autodetect which format is supplied and act
str_replace( '+00:00', 'UTC', $ts ) ) );
} elseif ( preg_match( '/^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})(?:\.*\d*)?Z$/', $ts, $da ) ) {
# TS_ISO_8601
+ } elseif ( preg_match( '/^(\d{4})(\d{2})(\d{2})T(\d{2})(\d{2})(\d{2})(?:\.*\d*)?Z$/', $ts, $da ) ) {
+ #TS_ISO_8601_BASIC
} elseif ( preg_match( '/^(\d{4})\-(\d\d)\-(\d\d) (\d\d):(\d\d):(\d\d)\.*\d*[\+\- ](\d\d)$/', $ts, $da ) ) {
# TS_POSTGRES
} elseif ( preg_match( '/^(\d{4})\-(\d\d)\-(\d\d) (\d\d):(\d\d):(\d\d)\.*\d* GMT$/', $ts, $da ) ) {
(int)$da[2], (int)$da[3], (int)$da[1] );
}
- switch( $outputtype ) {
- case TS_UNIX:
- return $uts;
- case TS_MW:
- return gmdate( 'YmdHis', $uts );
- case TS_DB:
- return gmdate( 'Y-m-d H:i:s', $uts );
- case TS_ISO_8601:
- return gmdate( 'Y-m-d\TH:i:s\Z', $uts );
- // This shouldn't ever be used, but is included for completeness
- case TS_EXIF:
- return gmdate( 'Y:m:d H:i:s', $uts );
- case TS_RFC2822:
- return gmdate( 'D, d M Y H:i:s', $uts ) . ' GMT';
- case TS_ORACLE:
- return gmdate( 'd-m-Y H:i:s.000000', $uts );
- //return gmdate( 'd-M-y h.i.s A', $uts ) . ' +00:00';
- case TS_POSTGRES:
- return gmdate( 'Y-m-d H:i:s', $uts ) . ' GMT';
- case TS_DB2:
- return gmdate( 'Y-m-d H:i:s', $uts );
- default:
- throw new MWException( 'wfTimestamp() called with illegal output type.' );
+ static $formats = array(
+ TS_UNIX => 'U',
+ TS_MW => 'YmdHis',
+ TS_DB => 'Y-m-d H:i:s',
+ TS_ISO_8601 => 'Y-m-d\TH:i:s\Z',
+ TS_ISO_8601_BASIC => 'Ymd\THis\Z',
+ TS_EXIF => 'Y:m:d H:i:s', // This shouldn't ever be used, but is included for completeness
+ TS_RFC2822 => 'D, d M Y H:i:s',
+ TS_ORACLE => 'd-m-Y H:i:s.000000', // Was 'd-M-y h.i.s A' . ' +00:00' before r51500
+ TS_POSTGRES => 'Y-m-d H:i:s',
+ TS_DB2 => 'Y-m-d H:i:s',
+ );
+
+ if ( !isset( $formats[$outputtype] ) ) {
+ throw new MWException( 'wfTimestamp() called with illegal output type.' );
+ }
+
+ if ( TS_UNIX == $outputtype ) {
+ return $uts;
}
+
+ $output = gmdate( $formats[$outputtype], $uts );
+
+ if ( ( $outputtype == TS_RFC2822 ) || ( $outputtype == TS_POSTGRES ) ) {
+ $output .= ' GMT';
+ }
+
+ return $output;
}
/**
* @return Bool: true if it's Windows, False otherwise.
*/
function wfIsWindows() {
- if ( substr( php_uname(), 0, 7 ) == 'Windows' ) {
- return true;
- } else {
- return false;
+ static $isWindows = null;
+ if ( $isWindows === null ) {
+ $isWindows = substr( php_uname(), 0, 7 ) == 'Windows';
}
+ return $isWindows;
}
/**
);
}
$statline = "stats/{$wgDBname} - 1 1 1 1 1 {$key}\n";
- @socket_sendto(
+ wfSuppressWarnings();
+ socket_sendto(
$socket,
$statline,
strlen( $statline ),
$wgUDPProfilerHost,
$wgUDPProfilerPort
);
+ wfRestoreWarnings();
} elseif( $wgStatsMethod == 'cache' ) {
global $wgMemc;
$key = wfMemcKey( 'stats', $key );
/**
* Execute a shell command, with time and memory limits mirrored from the PHP
* configuration if supported.
- * @param $cmd Command line, properly escaped for shell.
+ * @param $cmd String Command line, properly escaped for shell.
* @param &$retval optional, will receive the program's exit code.
* (non-zero is usually failure)
+ * @param $environ Array optional environment variables which should be
+ * added to the executed command environment.
* @return collected stdout as a string (trailing newlines stripped)
*/
-function wfShellExec( $cmd, &$retval = null ) {
+function wfShellExec( $cmd, &$retval = null, $environ = array() ) {
global $IP, $wgMaxShellMemory, $wgMaxShellFileSize, $wgMaxShellTime;
static $disabled;
$disabled = false;
if( wfIniGetBool( 'safe_mode' ) ) {
wfDebug( "wfShellExec can't run in safe_mode, PHP's exec functions are too broken.\n" );
- $disabled = true;
- }
- $functions = explode( ',', ini_get( 'disable_functions' ) );
- $functions = array_map( 'trim', $functions );
- $functions = array_map( 'strtolower', $functions );
- if ( in_array( 'passthru', $functions ) ) {
- wfDebug( "passthru is in disabled_functions\n" );
- $disabled = true;
+ $disabled = 'safemode';
+ } else {
+ $functions = explode( ',', ini_get( 'disable_functions' ) );
+ $functions = array_map( 'trim', $functions );
+ $functions = array_map( 'strtolower', $functions );
+ if ( in_array( 'passthru', $functions ) ) {
+ wfDebug( "passthru is in disabled_functions\n" );
+ $disabled = 'passthru';
+ }
}
}
if ( $disabled ) {
$retval = 1;
- return 'Unable to run external programs in safe mode.';
+ return $disabled == 'safemode' ?
+ 'Unable to run external programs in safe mode.' :
+ 'Unable to run external programs, passthru() is disabled.';
}
wfInitShellLocale();
- if ( php_uname( 's' ) == 'Linux' ) {
+ $envcmd = '';
+ foreach( $environ as $k => $v ) {
+ if ( wfIsWindows() ) {
+ /* Surrounding a set in quotes (method used by wfEscapeShellArg) makes the quotes themselves
+ * appear in the environment variable, so we must use carat escaping as documented in
+ * http://technet.microsoft.com/en-us/library/cc723564.aspx
+ * Note however that the quote isn't listed there, but is needed, and the parentheses
+ * are listed there but doesn't appear to need it.
+ */
+ $envcmd .= "set $k=" . preg_replace( '/([&|()<>^"])/', '^\\1', $v ) . ' && ';
+ } else {
+ /* Assume this is a POSIX shell, thus required to accept variable assignments before the command
+ * http://www.opengroup.org/onlinepubs/009695399/utilities/xcu_chap02.html#tag_02_09_01
+ */
+ $envcmd .= "$k=" . escapeshellarg( $v ) . ' ';
+ }
+ }
+ $cmd = $envcmd . $cmd;
+
+ if ( wfIsWindows() ) {
+ if ( version_compare( PHP_VERSION, '5.3.0', '<' ) && /* Fixed in 5.3.0 :) */
+ ( version_compare( PHP_VERSION, '5.2.1', '>=' ) || php_uname( 's' ) == 'Windows NT' ) )
+ {
+ # Hack to work around PHP's flawed invocation of cmd.exe
+ # http://news.php.net/php.internals/21796
+ # Windows 9x doesn't accept any kind of quotes
+ $cmd = '"' . $cmd . '"';
+ }
+ } elseif ( php_uname( 's' ) == 'Linux' ) {
$time = intval( $wgMaxShellTime );
$mem = intval( $wgMaxShellMemory );
$filesize = intval( $wgMaxShellFileSize );
$cmd = '/bin/bash ' . escapeshellarg( $script ) . " $time $mem $filesize " . escapeshellarg( $cmd );
}
}
- } elseif ( php_uname( 's' ) == 'Windows NT' &&
- version_compare( PHP_VERSION, '5.3.0', '<' ) )
- {
- # This is a hack to work around PHP's flawed invocation of cmd.exe
- # http://news.php.net/php.internals/21796
- # Which is fixed in 5.3.0 :)
- $cmd = '"' . $cmd . '"';
}
wfDebug( "wfShellExec: $cmd\n" );
if( isset( $callerfunc['class'] ) ) {
$func .= $callerfunc['class'] . '::';
}
- $func .= @$callerfunc['function'];
+ if( isset( $callerfunc['function'] ) ) {
+ $func .= $callerfunc['function'];
+ }
$msg .= " [Called from $func in $file]";
}
$lb = wfGetLB( $wiki );
list( $host, $lag ) = $lb->getMaxLag( $wiki );
while( $lag > $maxLag ) {
- $name = @gethostbyaddr( $host );
+ wfSuppressWarnings();
+ $name = gethostbyaddr( $host );
+ wfRestoreWarnings();
if( $name !== false ) {
$host = $name;
}