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signup.js
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signup.js
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/*!
* JavaScript for signup form.
*/
const HtmlformChecker = require( './HtmlformChecker.js' );
// When sending password by email, hide the password input fields.
$( () => {
// Always required if checked, otherwise it depends, so we use the original
const $emailLabel = $( 'label[for="wpEmail"] .cdx-label__label__text' ),
originalText = $emailLabel.text(),
requiredText = mw.msg( 'createacct-emailrequired' ),
$createByMailCheckbox = $( '#wpCreateaccountMail' ),
$beforePwds = $( '.mw-row-password' ).first().prev();
let $pwds;
function updateForCheckbox() {
const checked = $createByMailCheckbox.prop( 'checked' );
if ( checked ) {
$pwds = $( '.mw-row-password' ).detach();
// TODO when this uses the optional flag, show/hide that instead of changing the text
$emailLabel.text( requiredText );
} else {
if ( $pwds ) {
$beforePwds.after( $pwds );
$pwds = null;
}
$emailLabel.text( originalText );
}
}
$createByMailCheckbox.on( 'change', updateForCheckbox );
updateForCheckbox();
} );
// Check if the username is invalid or already taken; show username normalisation warning
mw.hook( 'htmlform.enhance' ).add( ( $root ) => {
const $usernameInput = $root.find( '#wpName2' ),
$passwordInput = $root.find( '#wpPassword2' ),
$emailInput = $root.find( '#wpEmail' ),
$realNameInput = $root.find( '#wpRealName' ),
api = new mw.Api();
function checkUsername( username ) {
// We could just use .then() if we didn't have to pass on .abort()…
// Leading/trailing/multiple whitespace characters are always stripped in usernames,
// this should not require a warning. We do warn about underscores.
username = username.replace( / +/g, ' ' ).trim();
const d = $.Deferred();
const apiPromise = api.get( {
action: 'query',
list: 'users',
ususers: username,
usprop: 'cancreate',
formatversion: 2,
errorformat: 'html',
errorsuselocal: true,
uselang: mw.config.get( 'wgUserLanguage' )
} )
.done( ( resp ) => {
const userinfo = resp.query.users[ 0 ];
if ( resp.query.users.length !== 1 || userinfo.invalid ) {
d.resolve( { valid: false, messages: [ mw.message( 'noname' ).parseDom() ] } );
} else if ( userinfo.userid !== undefined ) {
d.resolve( { valid: false, messages: [ mw.message( 'userexists' ).parseDom() ] } );
} else if ( !userinfo.cancreate ) {
d.resolve( {
valid: false,
messages: userinfo.cancreateerror ? userinfo.cancreateerror.map( ( m ) => m.html ) : []
} );
} else if ( userinfo.name !== username ) {
d.resolve( { valid: true, messages: [
mw.message( 'createacct-normalization', username, userinfo.name ).parseDom()
] } );
} else {
d.resolve( { valid: true, messages: [] } );
}
} )
.fail( d.reject );
return d.promise( { abort: apiPromise.abort } );
}
function checkPassword() {
// We could just use .then() if we didn't have to pass on .abort()…
const d = $.Deferred();
if ( $usernameInput.val().trim() === '' ) {
d.resolve( { valid: true, messages: [] } );
return d.promise();
}
const apiPromise = api.post( {
action: 'validatepassword',
user: $usernameInput.val(),
password: $passwordInput.val(),
email: $emailInput.val() || '',
realname: $realNameInput.val() || '',
formatversion: 2,
errorformat: 'html',
errorsuselocal: true,
uselang: mw.config.get( 'wgUserLanguage' )
} )
.done( ( resp ) => {
const pwinfo = resp.validatepassword || {};
d.resolve( {
valid: pwinfo.validity === 'Good',
messages: pwinfo.validitymessages ? pwinfo.validitymessages.map( ( m ) => m.html ) : []
} );
} )
.fail( d.reject );
return d.promise( { abort: apiPromise.abort } );
}
const usernameChecker = new HtmlformChecker( $usernameInput, checkUsername );
usernameChecker.attach();
const passwordChecker = new HtmlformChecker( $passwordInput, checkPassword );
passwordChecker.attach( $usernameInput.add( $emailInput ).add( $realNameInput ) );
} );

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Aug 20 2026, 00:37 (9 w, 5 d ago)
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signup.js (3 KB)

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