/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *                         http://www.mediawiki.org/wiki/Manual:Collapsible_tables.
 *  Maintainers: [[en:User:R. Koot]]
 */
 
var autoCollapse = 2;
var collapseCaption = 'hide';
var expandCaption = 'show';
 
function collapseTable( tableIndex ) {
        var Button = document.getElementById( 'collapseButton' + tableIndex );
        var Table = document.getElementById( 'collapsibleTable' + tableIndex );
 
        if ( !Table || !Button ) {
                return false;
        }
 
        var Rows = Table.rows;
 
        if ( Button.firstChild.data == collapseCaption ) {
                for ( var i = 1; i < Rows.length; i++ ) {
                        Rows[i].style.display = 'none';
                }
                Button.firstChild.data = expandCaption;
        } else {
                for ( var i = 1; i < Rows.length; i++ ) {
                        Rows[i].style.display = Rows[0].style.display;
                }
                Button.firstChild.data = collapseCaption;
        }
}
 
function createCollapseButtons() {
        var tableIndex = 0;
        var NavigationBoxes = new Object();
        var Tables = document.getElementsByTagName( 'table' );
 
        for ( var i = 0; i < Tables.length; i++ ) {
                if ( hasClass( Tables[i], 'collapsible' ) ) {
 
                        /* only add button and increment count if there is a header row to work with */
                        var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0];
                        if ( !HeaderRow ) {
                                continue;
                        }
                        var Header = HeaderRow.getElementsByTagName( 'th' )[0];
                        if ( !Header ) {
                                continue;
                        }
 
                        NavigationBoxes[tableIndex] = Tables[i];
                        Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex );
 
                        var Button = document.createElement( 'span' );
                        var ButtonLink = document.createElement( 'a' );
                        var ButtonText = document.createTextNode( collapseCaption );
 
                        Button.className = 'collapseButton'; // Styles are declared in [[MediaWiki:Common.css]]
 
                        ButtonLink.style.color = Header.style.color;
                        ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
                        ButtonLink.setAttribute( 'href', "javascript:collapseTable(" + tableIndex + ");" );
                        ButtonLink.appendChild( ButtonText );
 
                        Button.appendChild( document.createTextNode( '[' ) );
                        Button.appendChild( ButtonLink );
                        Button.appendChild( document.createTextNode( ']' ) );
 
                        Header.insertBefore( Button, Header.childNodes[0] );
                        tableIndex++;
                }
        }
 
        for ( var i = 0;  i < tableIndex; i++ ) {
                if ( hasClass( NavigationBoxes[i], 'collapsed' ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], 'autocollapse' ) ) ) {
                        collapseTable( i );
                } else if ( hasClass( NavigationBoxes[i], 'innercollapse' ) ) {
                        var element = NavigationBoxes[i];
                        while ( element = element.parentNode ) {
                                if ( hasClass( element, 'outercollapse' ) ) {
                                        collapseTable( i );
                                        break;
                                }
                        }
                }
        }
}
 
addOnloadHook( createCollapseButtons );
 
/** Test if an element has a certain class **************************************
 *
 * Description: Uses regular expressions and caching for better performance.
 * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
 */
 
var hasClass = ( function() {
        var reCache = {};
        return function( element, className ) {
                return ( reCache[className] ? reCache[className] : ( reCache[className] = new RegExp( "(?:\\s|^)" + className + "(?:\\s|$)" ) ) ).test( element.className );
        };
})();
 
function addExtraButtons () {
	mw.toolbar.addButtons(
	{
		imageId: 'button-redirect',
		imageFile: '//upload.wikimedia.org/wikipedia/en/c/c8/Button_redirect.png',
		speedTip: 'Redirect',
		tagOpen: '#REDIRECT[[',
		tagClose: ']]',
		sampleText: 'Target page name'
	},
	{
		imageId: 'button-strike',
		imageFile: '//upload.wikimedia.org/wikipedia/en/c/c9/Button_strike.png',
		speedTip: 'Strike',
		tagOpen: '<s>',
		tagClose: '</s>',
		sampleText: 'Strike-through text'
	},
	{
		imageId: 'button-enter',
		imageFile: '//upload.wikimedia.org/wikipedia/en/1/13/Button_enter.png',
		speedTip: 'Line break',
		tagOpen: '<br/>',
		tagClose: '',
		sampleText: ''
	},
	{
		imageId: 'button-subscript',
		imageFile: '//upload.wikimedia.org/wikipedia/en/7/70/Button_lower_letter.png',
		speedTip: 'Subscript',
		tagOpen: '<sub>',
		tagClose: '</sub>',
		sampleText: 'Subscript text'
	},
	{
		imageId: 'button-superscript',
		imageFile: '//upload.wikimedia.org/wikipedia/en/8/80/Button_upper_letter.png',
		speedTip: 'Superscript',
		tagOpen: '<sup>',
		tagClose: '</sup>',
		sampleText: 'Superscript text'
	},
	{
		imageId: 'button-small',
		imageFile: '//upload.wikimedia.org/wikipedia/en/5/58/Button_small.png',
		speedTip: 'Small',
		tagOpen: '<small>',
		tagClose: '</small>',
		sampleText: 'Small text'
	},
	{
		imageId: 'button-hide-comment',
		imageFile: '//upload.wikimedia.org/wikipedia/en/3/34/Button_hide_comment.png',
		speedTip: 'Insert hidden Comment',
		tagOpen: '<!-- ',
		tagClose: ' -->',
		sampleText: 'Comment'
	},
	{
		imageId: 'button-gallery',
		imageFile: '//upload.wikimedia.org/wikipedia/en/1/12/Button_gallery.png',
		speedTip: 'Insert a picture gallery',
		tagOpen: '\n<gallery>\n',
		tagClose: '\n</gallery>',
		sampleText: 'File:Example.svg|Caption1\nFile:Example.jpg|Caption2'
	},
	{
		imageId: 'button-blockquote',
		imageFile: '//upload.wikimedia.org/wikipedia/en/f/fd/Button_blockquote.png',
		speedTip: 'Insert block of quoted text',
		tagOpen: '<blockquote>\n',
		tagClose: '\n</blockquote>',
		sampleText: 'Block quote'
	},
	{
		imageId: 'button-insert-table',
		imageFile: '//upload.wikimedia.org/wikipedia/en/6/60/Button_insert_table.png',
		speedTip: 'Insert a table',
		tagOpen: '{| class="wikitable"\n|',
		tagClose: '\n|}',
		sampleText: '-\n! header 1\n! header 2\n! header 3\n|-\n| row 1, cell 1\n| row 1, cell 2\n| row 1, cell 3\n|-\n| row 2, cell 1\n| row 2, cell 2\n| row 2, cell 3'
	},
	{
		imageId: 'button-insert-reflink',
		imageFile: '//upload.wikimedia.org/wikipedia/commons/7/79/Button_reflink.png',
		speedTip: 'Insert a reference',
		tagOpen: '<ref>',
		tagClose: '</ref>',
		sampleText: 'Insert footnote text here'
	}
	);
}
 
mw.loader.using( 'user.options', function () {
	// This can be the string "0" if the user disabled the preference ([[bugzilla:52542#c3]])
	 {
		$.when(
			mw.loader.using( 'mediawiki.toolbar' ),
			$.ready
		).then( addExtraButtons );
	}
});