135 lines
3.4 KiB
JavaScript
135 lines
3.4 KiB
JavaScript
/**
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* JavaScript for property value autocomplete function
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*
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* @license GNU GPL v2+
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* @since 3.0
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*
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* @author mwjames
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*/
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( function( $, mw ) {
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'use strict';
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var autocomplete = function( context ) {
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// Keep the list small to minimize straining the DB
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var limit = 10;
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var currentValue = context.val();
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// There is no reason for the field to be enabled as long as their is no
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// property
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if ( context.data( 'property' ) === '' || context.data( 'property' ) === undefined ) {
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return context.addClass( 'is-disabled' );
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}
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context.removeClass( 'is-disabled' );
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var params = {
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'action': 'smwbrowse',
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'format': 'json',
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'browse': 'pvalue',
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'params': {
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"search": '',
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'property': context.data( 'property' ),
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"limit": limit
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}
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};
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// https://github.com/devbridge/jQuery-Autocomplete
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context.autocomplete( {
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serviceUrl: mw.util.wikiScript( 'api' ),
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dataType: 'json',
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minChars: 0,
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maxHeight: 150,
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paramName: 'search',
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delimiter: "\n",
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noCache: false,
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triggerSelectOnValidInput: false,
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params: params,
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onSearchStart: function( query ) {
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// Avoid a search request on options or invalid characters
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if (
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query.search.indexOf( '#' ) > -1 ||
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query.search.indexOf( '|' ) > -1 ||
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query.search.indexOf( '*' ) > -1 ||
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query.search.indexOf( '+' ) > -1 ||
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query.search.indexOf( '!' ) > -1 ||
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query.search.indexOf( '>' ) > -1 ||
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query.search.indexOf( '<' ) > -1 ) {
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return false;
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};
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// Avoid a request for when the search term on the current
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// selected value are the same
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if ( currentValue !== '' && currentValue === query.search ) {
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return false;
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};
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context.removeClass( 'autocomplete-arrow' );
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context.addClass( 'is-disabled' );
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context.addClass( 'autocomplete-loading' );
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query.params = JSON.stringify( {
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'search': query.search.replace( "?", '' ),
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'property': context.data( 'property' ),
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'limit': limit
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} );
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// Avoids {"warnings":{"main":{"*":"Unrecognized parameter: search."}
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// from the API request
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delete query.search;
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},
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onSelect: function( suggestion ) {
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if ( suggestion ) {
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currentValue = suggestion.value;
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};
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context.trigger( 'smw.autocomplete.propertyvalue.select.complete', {
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suggestion: suggestion,
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context : context
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} );
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},
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onSearchComplete: function( query ) {
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context.removeClass( 'is-disabled' );
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context.removeClass( 'autocomplete-loading' );
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context.addClass( 'autocomplete-arrow' );
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},
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transformResult: function( response ) {
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if ( !response.hasOwnProperty( 'query' ) ) {
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return { suggestions: [] };
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};
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return {
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suggestions: $.map( response.query, function( key ) {
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if ( key === null ) {
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return [];
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};
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return { value: key, data: key };
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} )
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};
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}
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} );
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// https://github.com/devbridge/jQuery-Autocomplete/issues/498
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// context.off( 'focus.autocomplete' );
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}
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// Listen to any event that requires a value autocomplete
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// The trigger needs to set { context: ... } so we isolate the processing
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// to a specific instance
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$ ( document ).on( 'smw.autocomplete.propertyvalue', function( event, opts ) {
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autocomplete( opts.context.find( '.smw-propertyvalue-input' ) );
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} );
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$( document ).ready( function() {
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$( '.smw-propertyvalue-input' ).each( function() {
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autocomplete( $( this ) );
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} );
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} );
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} )( jQuery, mediaWiki );
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