mediawiki-extensions-Visual.../modules/ve-mw/ui/widgets/ve.ui.MWLinkTargetInputWidget.js
Alex Monk 5e5cfc19d9 Link target input widget: Make '' an invalid link target
Bug: 70015
Change-Id: Ia984b88009a6373223fb9378b9a10e8313c8b22e
2014-08-27 18:36:08 +01:00

369 lines
11 KiB
JavaScript

/*!
* VisualEditor UserInterface MWLinkTargetInputWidget class.
*
* @copyright 2011-2014 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* 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 );
// Properties
this.annotation = null;
this.choosing = false;
// Events
this.lookupMenu.connect( this, { choose: 'onLookupMenuItemChoose' } );
// 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
* @fires change
*/
ve.ui.MWLinkTargetInputWidget.prototype.onLookupMenuItemChoose = function ( item ) {
if ( item ) {
// WARNING: This assumes that #setAnnotation will emit `change` events synchronously
// TODO: Consider how this trick can be solved better, and possibly pushed upstream to
// OO.ui.LookupInputWidget so others don't fall into this trap
this.choosing = true;
this.setAnnotation( item.getData() );
this.choosing = false;
} else if ( this.annotation ) {
this.annotation = null;
this.emit( 'change', this.getValue() );
}
};
/**
* @inheritdoc
*/
ve.ui.MWLinkTargetInputWidget.prototype.onLookupInputChange = function () {
// WARNING: See #onLookupMenuItemChoose for why this is fragile
if ( !this.choosing ) {
this.openLookupMenu();
}
};
/**
* @inheritdoc
*/
ve.ui.MWLinkTargetInputWidget.prototype.isValid = function () {
if ( this.annotation instanceof ve.dm.MWExternalLinkAnnotation ) {
return this.annotation.getAttribute( 'href' )
.match( /(^|\s)((https?:\/\/)?[\w-]+(\.[\w-]+)+\.?(:\d+)?(\/\S*)?)/gi );
}
return !!this.getValue();
};
/**
* 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 () {
if ( mw.Title.newFromText( this.value ) ) {
return ve.init.target.constructor.static.apiRequest( {
action: 'query',
generator: 'prefixsearch',
gpssearch: this.value,
gpsnamespace: 0,
prop: 'info|pageprops',
ppprop: 'disambiguation',
redirect: ''
} );
} else {
// Don't send invalid titles to the API.
// Just pretend it returned nothing so we can show the 'invalid title' section
return $.Deferred().resolve( [] ).promise( { abort: function () {
// Do nothing. This is just so OOUI doesn't break due to abort being undefined.
} } );
}
};
/**
* Get lookup cache item from server response data.
*
* @method
* @param {Mixed} data Response from server
*/
ve.ui.MWLinkTargetInputWidget.prototype.getLookupCacheItemFromData = function ( data ) {
return data.query && data.query.pages || {};
};
/**
* Get list of menu items from a server response.
*
* @param {Object} data Query result
* @returns {OO.ui.MenuItemWidget[]} Menu items
*/
ve.ui.MWLinkTargetInputWidget.prototype.getLookupMenuItemsFromData = function ( data ) {
var i, len, item, pageExistsExact, pageExists, index, matchingPage,
menu$ = this.lookupMenu.$,
items = [],
existingPages = [],
matchingPages = [],
disambigPages = [],
redirectPages = [],
titleObj = mw.Title.newFromText( this.value );
for ( index in data ) {
matchingPage = data[index];
existingPages.push( matchingPage.title );
if ( matchingPage.redirect !== undefined ) {
redirectPages.push( matchingPage.title );
} else if ( matchingPage.pageprops !== undefined && matchingPage.pageprops.disambiguation !== undefined ) {
disambigPages.push( matchingPage.title );
} else {
matchingPages.push( matchingPage.title );
}
}
// 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, existingPages ) !== -1;
pageExists = pageExistsExact || (
titleObj && ve.indexOf( titleObj.getPrefixedText(), existingPages ) !== -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', matchingPages.length ) }
) );
// 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] }
) );
}
}
// Disambiguation pages
if ( disambigPages.length ) {
items.push( new OO.ui.MenuSectionItemWidget(
'disambigPages',
{ $: menu$, label: ve.msg( 'visualeditor-linkinspector-suggest-disambig-page', disambigPages.length ) }
) );
for ( i = 0, len = disambigPages.length; i < len; i++ ) {
items.push( new OO.ui.MenuItemWidget(
this.getInternalLinkAnnotationFromTitle( disambigPages[i] ),
{ $: menu$, rel: 'disambigPage', label: disambigPages[i] }
) );
}
}
// Redirect pages
if ( redirectPages.length ) {
items.push( new OO.ui.MenuSectionItemWidget(
'redirectPages',
{ $: menu$, label: ve.msg( 'visualeditor-linkinspector-suggest-redirect-page', redirectPages.length ) }
) );
for ( i = 0, len = redirectPages.length; i < len; i++ ) {
items.push( new OO.ui.MenuItemWidget(
this.getInternalLinkAnnotationFromTitle( redirectPages[i] ),
{ $: menu$, rel: 'redirectPage', label: redirectPages[i] }
) );
}
}
return items;
};
/**
* @inheritdoc
*/
ve.ui.MWLinkTargetInputWidget.prototype.initializeLookupMenuSelection = function () {
var item;
if ( this.annotation ) {
this.lookupMenu.selectItem( this.lookupMenu.getItemFromData( this.annotation ) );
}
item = this.lookupMenu.getSelectedItem();
if ( !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();
this.emit( 'change', this.getValue() );
}
};
/**
* 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 ) &&
target[0] !== ':'
) {
// Prepend links to File and Category namespace with a colon
target = ':' + target;
}
return new ve.dm.MWInternalLinkAnnotation( {
type: 'link/mwInternal',
attributes: {
title: target,
// bug 62816: we really need a builder for this stuff
normalizedTitle: ve.dm.MWInternalLinkAnnotation.static.normalizeTitle( target ),
lookupTitle: ve.dm.MWInternalLinkAnnotation.static.getLookupTitle( 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 '';
};
/**
* @inheritdoc
*/
ve.ui.MWLinkTargetInputWidget.prototype.getHref = function () {
var title;
if ( this.annotation instanceof ve.dm.MWExternalLinkAnnotation ) {
return this.annotation.getAttribute( 'href' );
} else if ( this.annotation instanceof ve.dm.MWInternalLinkAnnotation ) {
title = mw.Title.newFromText( this.annotation.getAttribute( 'title' ) );
return title.getUrl();
}
return '';
};