2 * JavaScript for History action
4 jQuery( function ( $ ) {
5 var $historyCompareForm
= $( '#mw-history-compare' ),
7 $lis
= $( '#pagehistory > li' );
11 * @context {Element} input
12 * @param e {jQuery.Event}
14 function updateDiffRadios() {
15 var diffLi
= false, // the li where the diff radio is checked
16 oldLi
= false; // the li where the oldid radio is checked
23 .removeClass( 'selected' )
26 $inputs
= $li
.find( 'input[type="radio"]' ),
27 $oldidRadio
= $inputs
.filter( '[name="oldid"]' ).eq( 0 ),
28 $diffRadio
= $inputs
.filter( '[name="diff"]' ).eq( 0 );
30 if ( !$oldidRadio
.length
|| !$diffRadio
.length
) {
34 if ( $oldidRadio
.prop( 'checked' ) ) {
36 $li
.addClass( 'selected' );
37 $oldidRadio
.css( 'visibility', 'visible' );
38 $diffRadio
.css( 'visibility', 'hidden' );
40 } else if ( $diffRadio
.prop( 'checked' ) ) {
42 $li
.addClass( 'selected' );
43 $oldidRadio
.css( 'visibility', 'hidden' );
44 $diffRadio
.css( 'visibility', 'visible' );
46 // This list item has neither checked
48 // We're below the selected radios
49 if ( diffLi
&& oldLi
) {
50 $oldidRadio
.css( 'visibility', 'visible' );
51 $diffRadio
.css( 'visibility', 'hidden' );
53 // We're between the selected radios
54 } else if ( diffLi
) {
55 $diffRadio
.css( 'visibility', 'visible' );
56 $oldidRadio
.css( 'visibility', 'visible' );
58 // We're above the selected radios
60 $diffRadio
.css( 'visibility', 'visible' );
61 $oldidRadio
.css( 'visibility', 'hidden' );
69 $lis
.find( 'input[name="diff"], input[name="oldid"]' ).click( updateDiffRadios
);
74 // Prettify url output for HistoryAction submissions,
75 // to cover up action=historysubmit construction.
77 // Ideally we'd use e.target instead of $historySubmitter, but e.target points
78 // to the form element for submit actions, so.
79 $historyCompareForm
.find( '.historysubmit' ).click( function () {
80 $historySubmitter
= $( this );
83 // On submit we clone the form element, remove unneeded fields in the clone
84 // that pollute the query parameter with stuff from the other "use case",
85 // and then submit the clone.
86 // Without the cloning we'd be changing the real form, which is slower, could make
87 // the page look broken for a second in slow browsers and might show the form broken
88 // again when coming back from a "next" page.
89 $historyCompareForm
.submit( function ( e
) {
90 var $copyForm
, $copyRadios
, $copyAction
;
92 if ( $historySubmitter
) {
93 $copyForm
= $historyCompareForm
.clone();
94 $copyRadios
= $copyForm
.find( '#pagehistory > li' ).find( 'input[name="diff"], input[name="oldid"]' );
95 $copyAction
= $copyForm
.find( '> [name="action"]' );
97 // Remove action=historysubmit and ids[..]=..
98 if ( $historySubmitter
.hasClass( 'mw-history-compareselectedversions-button' ) ) {
100 $copyForm
.find( 'input[name^="ids["]:checked' ).prop( 'checked', false );
102 // Remove diff=&oldid=, change action=historysubmit to revisiondelete, remove revisiondelete
103 } else if ( $historySubmitter
.hasClass( 'mw-history-revisiondelete-button' ) ) {
104 $copyRadios
.remove();
105 $copyAction
.val( $historySubmitter
.attr( 'name' ) );
106 $copyForm
.find( ':submit' ).remove();
109 // IE7 doesn't do submission from an off-DOM clone, so insert hidden into document first
110 // Also remove potentially conflicting id attributes that we don't need anyway
112 .css( 'display', 'none' )
116 .insertAfter( $historyCompareForm
)
120 return false; // Because the submit is special, return false as well.
123 // Continue natural browser handling other wise