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/*!
* Scripts for pre-emptive edit preparing on action=edit
*/
( function ( mw, $ ) {
$( function () {
var idleTimeout = 4000,
api = new mw.Api(),
pending = null,
$form = $( '#editform' ),
$text = $form.find( '#wpTextbox1' ),
data = {},
timer = null;
function stashEdit( token ) {
data = $form.serializeObject();
pending = api.post( {
action: 'stashedit',
token: token,
title: mw.config.get( 'wgPageName' ),
section: data.wpSection,
sectiontitle: '',
text: data.wpTextbox1,
contentmodel: data.model,
contentformat: data.format,
baserevid: data.parentRevId
} );
}
/* Has the edit body text changed since the last stashEdit() call? */
function isChanged() {
// Normalize line endings to CRLF, like $.fn.serializeObject does.
var newText = $text.val().replace( /\r?\n/g, '\r\n' );
return newText !== data.wpTextbox1;
}
function onEditChanged() {
if ( !isChanged() ) {
return;
}
// If a request is in progress, abort it; its payload is stale.
if ( pending ) {
pending.abort();
}
api.getToken( 'edit' ).then( stashEdit );
}
function onKeyPress( e ) {
// Ignore keystrokes that don't modify text, like cursor movements.
// See <http://stackoverflow.com/q/2284844>.
if ( e.which === 0 ) {
return;
}
clearTimeout( timer );
if ( pending ) {
pending.abort();
}
timer = setTimeout( onEditChanged, idleTimeout );
}
// We don't attempt to stash new section edits because in such cases
// the parser output varies on the edit summary (since it determines
// the new section's name).
if ( $form.find( 'input[name=wpSection]' ).val() === 'new' ) {
return;
}
$text.on( { change: onEditChanged, keypress: onKeyPress } );
} );
}( mediaWiki, jQuery ) );
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