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|
<?php
/**
* A License class for use on Special:Upload
*
* @ingroup SpecialPage
*
* @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
* @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
* @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
*/
class Licenses {
/**#@+
* @private
*/
/**
* @var string
*/
var $msg;
/**
* @var array
*/
var $licenses = array();
/**
* @var string
*/
var $html;
/**#@-*/
/**
* Constructor
*
* @param $str String: the string to build the licenses member from, will use
* wfMsgForContent( 'licenses' ) if null (default: null)
*/
function __construct( $str = null ) {
// PHP sucks, this should be possible in the constructor
$this->msg = is_null( $str ) ? wfMsgForContent( 'licenses' ) : $str;
$this->html = '';
$this->makeLicenses();
$tmp = $this->getLicenses();
$this->makeHtml( $tmp );
}
/**#@+
* @private
*/
function makeLicenses() {
$levels = array();
$lines = explode( "\n", $this->msg );
foreach ( $lines as $line ) {
if ( strpos( $line, '*' ) !== 0 )
continue;
else {
list( $level, $line ) = $this->trimStars( $line );
if ( strpos( $line, '|' ) !== false ) {
$obj = new License( $line );
$this->stackItem( $this->licenses, $levels, $obj );
} else {
if ( $level < count( $levels ) ) {
$levels = array_slice( $levels, 0, $level );
}
if ( $level == count( $levels ) ) {
$levels[$level - 1] = $line;
} else if ( $level > count( $levels ) ) {
$levels[] = $line;
}
}
}
}
}
function trimStars( $str ) {
$i = $count = 0;
wfSuppressWarnings();
while ($str[$i++] == '*')
++$count;
wfRestoreWarnings();
return array( $count, ltrim( $str, '* ' ) );
}
function stackItem( &$list, $path, $item ) {
$position =& $list;
if ( $path )
foreach( $path as $key )
$position =& $position[$key];
$position[] = $item;
}
function makeHtml( &$tagset, $depth = 0 ) {
foreach ( $tagset as $key => $val )
if ( is_array( $val ) ) {
$this->html .= $this->outputOption(
$this->msg( $key ),
array(
'value' => '',
'disabled' => 'disabled',
'style' => 'color: GrayText', // for MSIE
),
$depth
);
$this->makeHtml( $val, $depth + 1 );
} else {
$this->html .= $this->outputOption(
$this->msg( $val->text ),
array(
'value' => $val->template,
'title' => '{{' . $val->template . '}}'
),
$depth
);
}
}
function outputOption( $val, $attribs = null, $depth ) {
$val = str_repeat( /*   */ "\xc2\xa0", $depth * 2 ) . $val;
return str_repeat( "\t", $depth ) . Xml::element( 'option', $attribs, $val ) . "\n";
}
function msg( $str ) {
$out = wfMsg( $str );
return wfEmptyMsg( $str, $out ) ? $str : $out;
}
/**#@-*/
/**
* Accessor for $this->licenses
*
* @return array
*/
function getLicenses() { return $this->licenses; }
/**
* Accessor for $this->html
*
* @return string
*/
function getHtml() { return $this->html; }
}
/**
* A License class for use on Special:Upload (represents a single type of license).
*/
class License {
/**
* @var string
*/
var $template;
/**
* @var string
*/
var $text;
/**
* Constructor
*
* @param $str String: license name??
*/
function License( $str ) {
list( $text, $template ) = explode( '|', strrev( $str ), 2 );
$this->template = strrev( $template );
$this->text = strrev( $text );
}
}
|
