if( !function_exists( 'version_compare' ) ) {
# version_compare was introduced in 4.1.0
- echo "Your PHP version is much too old; 4.0.x will _not_ work. 4.3.2 or higher is required. ABORTING.\n";
+ echo "Your PHP version is much too old; 4.0.x will _not_ work. 5.0.0 or higher is required. ABORTING.\n";
die( -1 );
}
- if( version_compare( phpversion(), '4.3.2' ) < 0 ) {
- echo "PHP 4.3.2 or higher is required. ABORTING.\n";
+ if( version_compare( phpversion(), '5.0.0' ) < 0 ) {
+ echo "PHP 5.0.0 or higher is required. If PHP 5 is available only when \n".
+ "PHP files have a .php5 extension, please navigate to <a href=\"index.php5\">index.php5</a> \n".
+ "to continue installation. ABORTING.\n";
die( -1 );
}
-
- $gotdatabase = 0;
- ## XXX We should quiet the warnings thrown here
- if (extension_loaded('mysql') or dl('mysql.so')) {
- $gotdatabase = 'mysql';
- }
- else if (extension_loaded('pgsql') or dl('pgsql.so')) {
- $gotdatabase = 'pg';
- }
- if (!$gotdatabase) {
- print "Could not load the MySQL or the PostgreSQL driver! Please compile ".
- "php with either --with-mysql or --with-pgsql, or install the mysql.so or pg.so module.\n";
- exit;
+
+ // Test for PHP bug which breaks PHP 5.0.x on 64-bit...
+ // As of 1.8 this breaks lots of common operations instead
+ // of just some rare ones like export.
+ $borked = str_replace( 'a', 'b', array( -1 => -1 ) );
+ if( !isset( $borked[-1] ) ) {
+ echo "PHP 5.0.x is buggy on your 64-bit system; you must upgrade to PHP 5.1.x\n" .
+ "or higher. ABORTING. (http://bugs.php.net/bug.php?id=34879 for details)\n";
+ die( -1 );
}
global $wgCommandLineMode;
$wgCommandLineMode = true;
umask( 000 );
- set_time_limit( 0 );
+ @set_time_limit( 0 );
}
function copyfile( $sdir, $name, $ddir, $perms = 0664 ) {
}
function readconsole( $prompt = '' ) {
- static $isatty = null, $fp = null;
- if ( is_null( $fp ) ) {
- $fp = fopen( 'php://stdin', 'r' );
- }
+ static $isatty = null;
if ( is_null( $isatty ) ) {
- if ( !function_exists( 'posix_isatty' ) || posix_isatty( $fp ) ) {
+ if ( !function_exists( 'posix_isatty' ) || posix_isatty( 0 /*STDIN*/ ) ) {
$isatty = true;
} else {
$isatty = false;
if ( $isatty ) {
print $prompt;
}
- if ( feof( $fp ) ) {
+ if ( feof( STDIN ) ) {
return false;
}
- $st = fgets($fp, 1024);
+ $st = fgets(STDIN, 1024);
if ($st === false) return false;
$resp = trim( $st );
return $resp;
// Try $wgDatabase, which is used in the install and update scripts
global $wgDatabase;
if ( isset( $wgDatabase ) ) {
- $db =& $wgDatabase;
+ $db = $wgDatabase;
} else {
// No? Well, we must be outside of those scripts, so use the standard method
- $db =& wfGetDB( DB_MASTER );
+ $db = wfGetDB( DB_MASTER );
}
}
$error = $db->sourceFile( $fname );
}
}
-# Obsolete, use Database::fieldExists()
-function field_exists( $table, $field ) {
- $fname = 'Update script: field_exists';
- $db =& wfGetDB( DB_SLAVE );
- $res = $db->query( "DESCRIBE $table", $fname );
- $found = false;
-
- while ( $row = $db->fetchObject( $res ) ) {
- if ( $row->Field == $field ) {
- $found = true;
- break;
- }
- }
- return $found;
-}
-
-# Obsolete Database::tableExists()
-function table_exists( $db ) {
- global $wgDBname;
- $res = mysql_list_tables( $wgDBname );
- if( !$res ) {
- echo "** " . mysql_error() . "\n";
- return false;
- }
- for( $i = mysql_num_rows( $res ) - 1; $i--; $i > 0 ) {
- if( mysql_tablename( $res, $i ) == $db ) return true;
- }
- return false;
-}
-
-# Obsolete, use Database:fieldInfo()
-function field_info( $table, $field ) {
- $res = mysql_query( "SELECT * FROM $table LIMIT 1" );
- $n = mysql_num_fields( $res );
- for( $i = 0; $i < $n; $i++ ) {
- $meta = mysql_fetch_field( $res, $i );
- if( $field == $meta->name ) {
- return $meta;
- }
- }
- return false;
+/**
+ * Get the value of session.save_path
+ *
+ * Per http://www.php.net/manual/en/ref.session.php#ini.session.save-path,
+ * this might have some additional preceding parts which need to be
+ * ditched
+ *
+ * @return string
+ */
+function mw_get_session_save_path() {
+ $path = ini_get( 'session.save_path' );
+ $path = substr( $path, strrpos( $path, ';' ) );
+ return $path;
}
-?>
+/**
+ * Is dl() available to us?
+ *
+ * According to http://www.php.net/manual/en/function.dl.php, dl()
+ * is *not* available when `enable_dl` is off, or under `safe_mode`
+ *
+ * @return bool
+ */
+function mw_have_dl() {
+ return function_exists( 'dl' )
+ && is_callable( 'dl' )
+ && wfIniGetBool( 'enable_dl' )
+ && !wfIniGetBool( 'safe_mode' );
+}
\ No newline at end of file