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( function ( mw, $ ) {
var ProtectionForm = window.ProtectionForm = {
/**
* Set up the protection chaining interface (i.e. "unlock move permissions" checkbox)
* on the protection form
*/
init: function () {
var $cell = $( '<td>' ), $row = $( '<tr>' ).append( $cell );
if ( !$( '#mwProtectSet' ).length ) {
return false;
}
if ( mw.config.get( 'wgCascadeableLevels' ) !== undefined ) {
$( 'form#mw-Protect-Form' ).submit( this.toggleUnchainedInputs.bind( ProtectionForm, true ) );
}
this.getExpirySelectors().each( function () {
$( this ).change( ProtectionForm.updateExpiryList.bind( ProtectionForm, this ) );
} );
this.getExpiryInputs().each( function () {
$( this ).on( 'keyup change', ProtectionForm.updateExpiry.bind( ProtectionForm, this ) );
} );
this.getLevelSelectors().each( function () {
$( this ).change( ProtectionForm.updateLevels.bind( ProtectionForm, this ) );
} );
$( '#mwProtectSet > tbody > tr:first' ).after( $row );
// If there is only one protection type, there is nothing to chain
if ( $( '[id ^= mw-protect-table-]' ).length > 1 ) {
$cell.append(
$( '<input>' )
.attr( { id: 'mwProtectUnchained', type: 'checkbox' } )
.click( this.onChainClick.bind( this ) )
.prop( 'checked', !this.areAllTypesMatching() ),
document.createTextNode( ' ' ),
$( '<label>' )
.attr( 'for', 'mwProtectUnchained' )
.text( mw.msg( 'protect-unchain-permissions' ) )
);
this.toggleUnchainedInputs( !this.areAllTypesMatching() );
}
$( '#mwProtect-reason' ).byteLimit( 180 );
this.updateCascadeCheckbox();
},
/**
* Sets the disabled attribute on the cascade checkbox depending on the current selected levels
*/
updateCascadeCheckbox: function () {
this.getLevelSelectors().each( function () {
if ( !ProtectionForm.isCascadeableLevel( $( this ).val() ) ) {
$( '#mwProtect-cascade' ).prop( { checked: false, disabled: true } );
return false;
} else {
$( '#mwProtect-cascade' ).prop( 'disabled', false );
}
} );
},
/**
* Checks if a cerain protection level is cascadeable.
*
* @param {string} level
* @return {boolean}
*/
isCascadeableLevel: function ( level ) {
return $.inArray( level, mw.config.get( 'wgCascadeableLevels' ) ) !== -1;
},
/**
* When protection levels are locked together, update the rest
* when one action's level changes
*
* @param {Element} source Level selector that changed
*/
updateLevels: function ( source ) {
if ( !this.isUnchained() ) {
this.setAllSelectors( source.selectedIndex );
}
this.updateCascadeCheckbox();
},
/**
* When protection levels are locked together, update the
* expiries when one changes
*
* @param {Element} source expiry input that changed
*/
updateExpiry: function ( source ) {
if ( !this.isUnchained() ) {
this.getExpiryInputs().each( function () {
this.value = source.value;
} );
}
if ( this.isUnchained() ) {
$( '#' + source.id.replace( /^mwProtect-(\w+)-expires$/, 'mwProtectExpirySelection-$1' ) ).val( 'othertime' );
} else {
this.getExpirySelectors().each( function () {
this.value = 'othertime';
} );
}
},
/**
* When protection levels are locked together, update the
* expiry lists when one changes and clear the custom inputs
*
* @param {Element} source Expiry selector that changed
*/
updateExpiryList: function ( source ) {
if ( !this.isUnchained() ) {
this.getExpirySelectors().each( function () {
this.value = source.value;
} );
this.getExpiryInputs().each( function () {
this.value = '';
} );
}
},
/**
* Update chain status and enable/disable various bits of the UI
* when the user changes the "unlock move permissions" checkbox
*/
onChainClick: function () {
this.toggleUnchainedInputs( this.isUnchained() );
if ( !this.isUnchained() ) {
this.setAllSelectors( this.getMaxLevel() );
}
this.updateCascadeCheckbox();
},
/**
* Returns true if the named attribute in all objects in the given array are matching
*
* @param {Object[]} objects
* @param {string} attrName
* @return {boolean}
*/
matchAttribute: function ( objects, attrName ) {
return $.map( objects, function ( object ) {
return object[attrName];
} ).filter( function ( item, index, a ) {
return index === a.indexOf( item );
} ).length === 1;
},
/**
* Are all actions protected at the same level, with the same expiry time?
*
* @return {boolean}
*/
areAllTypesMatching: function () {
return this.matchAttribute( this.getLevelSelectors(), 'selectedIndex' )
&& this.matchAttribute( this.getExpirySelectors(), 'selectedIndex' )
&& this.matchAttribute( this.getExpiryInputs(), 'value' );
},
/**
* Is protection chaining off?
*
* @return {boolean}
*/
isUnchained: function () {
var element = document.getElementById( 'mwProtectUnchained' );
return element
? element.checked
: true; // No control, so we need to let the user set both levels
},
/**
* Find the highest protection level in any selector
* @return {number}
*/
getMaxLevel: function () {
return Math.max.apply( Math, this.getLevelSelectors().map( function () {
return this.selectedIndex;
} ) );
},
/**
* Protect all actions at the specified level
*
* @param {number} index Protection level
*/
setAllSelectors: function ( index ) {
this.getLevelSelectors().each( function () {
this.selectedIndex = index;
} );
},
/**
* Get a list of all protection selectors on the page
*
* @return {jQuery}
*/
getLevelSelectors: function () {
return $( 'select[id ^= mwProtect-level-]' );
},
/**
* Get a list of all expiry inputs on the page
*
* @return {jQuery}
*/
getExpiryInputs: function () {
return $( 'input[id ^= mwProtect-][id $= -expires]' );
},
/**
* Get a list of all expiry selector lists on the page
*
* @return {jQuery}
*/
getExpirySelectors: function () {
return $( 'select[id ^= mwProtectExpirySelection-]' );
},
/**
* Enable/disable protection selectors and expiry inputs
*
* @param {boolean} val Enable?
*/
toggleUnchainedInputs: function ( val ) {
var setDisabled = function () { this.disabled = !val; };
this.getLevelSelectors().slice( 1 ).each( setDisabled );
this.getExpiryInputs().slice( 1 ).each( setDisabled );
this.getExpirySelectors().slice( 1 ).each( setDisabled );
}
};
$( ProtectionForm.init.bind( ProtectionForm ) );
}( mediaWiki, jQuery ) );
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