mediawiki-extensions-Visual.../modules/ve-mw/ui/widgets/ve.ui.MWLinkTargetInputWidget.js
James D. Forrester 0ffd654bed Bump copyright like it's 2014
Change-Id: Ic469ebda2c061dc7da0b4c1625f43a7be55da4fa
2014-01-05 20:06:50 +08:00

257 lines
7.3 KiB
JavaScript

/*!
* VisualEditor UserInterface MWLinkTargetInputWidget class.
*
* @copyright 2011-2014 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/*global mw*/
/**
* Creates an ve.ui.MWLinkTargetInputWidget object.
*
* @class
* @extends ve.ui.LinkTargetInputWidget
* @mixins OO.ui.LookupInputWidget
*
* @constructor
* @param {Object} [config] Configuration options
*/
ve.ui.MWLinkTargetInputWidget = function VeUiMWLinkTargetInputWidget( config ) {
// Config intialization
config = config || {};
// Parent constructor
ve.ui.LinkTargetInputWidget.call( this, config );
// Mixin constructors
OO.ui.LookupInputWidget.call( this, this, config );
// Events
this.lookupMenu.connect( this, { 'select': 'onLookupMenuItemSelect' } );
// Initialization
this.$element.addClass( 've-ui-mwLinkTargetInputWidget' );
this.lookupMenu.$element.addClass( 've-ui-mwLinkTargetInputWidget-menu' );
};
/* Inheritance */
OO.inheritClass( ve.ui.MWLinkTargetInputWidget, ve.ui.LinkTargetInputWidget );
OO.mixinClass( ve.ui.MWLinkTargetInputWidget, OO.ui.LookupInputWidget );
/* Methods */
/**
* Handle menu item select event.
*
* If no item is selected then the input must be invalid, so clear the annotation.
* We shouldn't just leave the previous annotation as the user has no way of knowing
* what that might be. For example if "Foo{}Bar" is typed, this.annotation will be
* a link to "Foo".
*
* @method
* @param {OO.ui.MenuItemWidget|null} item Selected item
*/
ve.ui.MWLinkTargetInputWidget.prototype.onLookupMenuItemSelect = function ( item ) {
if ( item ) {
this.setAnnotation( item.getData() );
} else if ( this.annotation ) {
this.annotation = null;
}
};
/**
* Gets a new request object of the current lookup query value.
*
* @method
* @returns {jqXHR} AJAX object without success or fail handlers attached
*/
ve.ui.MWLinkTargetInputWidget.prototype.getLookupRequest = function () {
return $.ajax( {
'url': mw.util.wikiScript( 'api' ),
'data': {
'format': 'json',
'action': 'opensearch',
'search': this.value,
'namespace': 0,
'suggest': ''
},
'dataType': 'json'
} );
};
/**
* Get lookup cache item from server response data.
*
* @method
* @param {Mixed} data Response from server
*/
ve.ui.MWLinkTargetInputWidget.prototype.getLookupCacheItemFromData = function ( data ) {
return ve.isArray( data ) && data.length ? data[1] : [];
};
/**
* Get list of menu items from a server response.
*
* @param {Object} data Query result
* @returns {OO.ui.MenuItemWidget[]} Menu items
*/
ve.ui.MWLinkTargetInputWidget.prototype.getLookupMenuItemsFromData = function ( data ) {
var i, len, item,
menu$ = this.lookupMenu.$,
items = [],
matchingPages = data,
// If not found, run value through mw.Title to avoid treating a match as a
// mismatch where normalisation would make them matching (bug 48476)
pageExistsExact = ve.indexOf( this.value, matchingPages ) !== -1,
titleObj = mw.Title.newFromText( this.value ),
pageExists = pageExistsExact || (
titleObj && ve.indexOf( titleObj.getPrefixedText(), matchingPages ) !== -1
);
// External link
if ( ve.init.platform.getExternalLinkUrlProtocolsRegExp().test( this.value ) ) {
items.push( new OO.ui.MenuSectionItemWidget(
'externalLink',
{ '$': menu$, 'label': ve.msg( 'visualeditor-linkinspector-suggest-external-link' ) }
) );
items.push( new OO.ui.MenuItemWidget(
this.getExternalLinkAnnotationFromUrl( this.value ),
{ '$': menu$, 'rel': 'externalLink', 'label': this.value }
) );
}
// Internal link
if ( !pageExists ) {
if ( titleObj ) {
items.push( new OO.ui.MenuSectionItemWidget(
'newPage',
{ '$': menu$, 'label': ve.msg( 'visualeditor-linkinspector-suggest-new-page' ) }
) );
items.push( new OO.ui.MenuItemWidget(
this.getInternalLinkAnnotationFromTitle( this.value ),
{ '$': menu$, 'rel': 'newPage', 'label': this.value }
) );
} else {
// If no title object could be created, it means the title is illegal
item = new OO.ui.MenuSectionItemWidget(
'illegalTitle',
{ '$': menu$, 'label': ve.msg( 'visualeditor-linkinspector-illegal-title' ) }
);
item.$element.addClass( 've-ui-mwLinkTargetInputWidget-warning' );
items.push( item );
}
}
// Matching pages
if ( matchingPages && matchingPages.length ) {
items.push( new OO.ui.MenuSectionItemWidget(
'matchingPages',
{ '$': menu$, 'label': ve.msg( 'visualeditor-linkinspector-suggest-matching-page' ) }
) );
// Offer the exact text as a suggestion if the page exists
if ( pageExists && !pageExistsExact ) {
matchingPages.unshift( this.value );
}
for ( i = 0, len = matchingPages.length; i < len; i++ ) {
items.push( new OO.ui.MenuItemWidget(
this.getInternalLinkAnnotationFromTitle( matchingPages[i] ),
{ '$': menu$, 'rel': 'matchingPage', 'label': matchingPages[i] }
) );
}
}
return items;
};
/**
* @inheritdoc
*/
ve.ui.MWLinkTargetInputWidget.prototype.initializeLookupMenuSelection = function () {
var item;
// Parent method
OO.ui.LookupInputWidget.prototype.initializeLookupMenuSelection.call( this );
// Update annotation to match selected item
item = this.lookupMenu.getSelectedItem();
if ( item ) {
// Set annotation directly, bypassing re-setting the value of the input
this.annotation = item.getData();
}
};
/**
* Set the value of the input.
*
* Overrides setValue to keep annotations in sync.
*
* @method
* @param {string} value New value
*/
ve.ui.MWLinkTargetInputWidget.prototype.setValue = function ( value ) {
// Keep annotation in sync with value by skipping parent and calling grandparent method
OO.ui.TextInputWidget.prototype.setValue.call( this, value );
};
/**
* Gets an internal link annotation.
*
* File: or Category: links will be prepended with a colon so they are interpreted as a links rather
* than image inclusions or categorizations.
*
* @method
* @param {string} target Page title
* @returns {ve.dm.MWInternalLinkAnnotation}
*/
ve.ui.MWLinkTargetInputWidget.prototype.getInternalLinkAnnotationFromTitle = function ( target ) {
var title = mw.Title.newFromText( target );
if ( title && ( title.getNamespaceId() === 6 || title.getNamespaceId() === 14 ) ) {
// Prepend links to File and Category namespace with a colon
target = ':' + target;
}
return new ve.dm.MWInternalLinkAnnotation( {
'type': 'link/mwInternal',
'attributes': {
'title': target,
'normalizedTitle': ve.dm.MWInternalLinkAnnotation.static.normalizeTitle( target )
}
} );
};
/**
* Gets an external link annotation.
*
* @method
* @param {string} target Web address
* @returns {ve.dm.MWExternalLinkAnnotation}
*/
ve.ui.MWLinkTargetInputWidget.prototype.getExternalLinkAnnotationFromUrl = function ( target ) {
return new ve.dm.MWExternalLinkAnnotation( {
'type': 'link/mwExternal',
'attributes': {
'href': target
}
} );
};
/**
* Gets a target from an annotation.
*
* @method
* @param {ve.dm.MWExternalLinkAnnotation|ve.dm.MWInternalLinkAnnotation} annotation Annotation
* @returns {string} Target
*/
ve.ui.MWLinkTargetInputWidget.prototype.getTargetFromAnnotation = function ( annotation ) {
if ( annotation instanceof ve.dm.MWExternalLinkAnnotation ) {
return annotation.getAttribute( 'href' );
} else if ( annotation instanceof ve.dm.MWInternalLinkAnnotation ) {
return annotation.getAttribute( 'title' );
}
return '';
};