1 files changed, 127 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/res/smw/util/ext.smw.util.autocomplete.property.js b/www/wiki/extensions/SemanticMediaWiki/res/smw/util/ext.smw.util.autocomplete.property.js
new file mode 100644
index 00000000..7551a01b
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/res/smw/util/ext.smw.util.autocomplete.property.js
@@ -0,0 +1,127 @@
+/**
+ * JavaScript for property autocomplete function
+ *
+ * @license GNU GPL v2+
+ * @since 2.4
+ *
+ * @author mwjames
+ */
+
+( function( $, mw ) {
+	'use strict';
+
+	var autocomplete = function( context ) {
+
+		var limit = 20;
+		var currentValue = context.val();
+
+		var indicator = context.hasClass( 'autocomplete-arrow' );
+		context.removeClass( 'is-disabled' );
+
+		// https://github.com/devbridge/jQuery-Autocomplete
+		context.autocomplete( {
+			serviceUrl: mw.util.wikiScript( 'api' ),
+			dataType: 'json',
+			minChars: 3,
+			maxHeight: 150,
+			paramName: 'search',
+			delimiter: "\n",
+			noCache: false,
+			triggerSelectOnValidInput: false,
+			params: {
+				'action': 'smwbrowse',
+				'format': 'json',
+				'browse': 'property',
+				'params': {
+					"search": '',
+					"limit": limit
+				}
+			},
+			onSearchStart: function( query ) {
+
+				// Avoid a search request on options or invalid characters
+				if (
+					query.search.indexOf( '#' ) > -1 ||
+					query.search.indexOf( '|' ) > -1 ) {
+					return false;
+				};
+
+				// Avoid a request for when the search term on the current
+				// selected value are the same
+				if ( currentValue !== '' && currentValue === query.search ) {
+					return false;
+				};
+
+				context.removeClass( 'autocomplete-arrow' );
+				context.addClass( 'is-disabled' );
+
+				if ( indicator ) {
+					context.addClass( 'autocomplete-loading' );
+				};
+
+				query.params = JSON.stringify( {
+					'search': query.search.replace( "?", '' ),
+					'limit': limit
+				} );
+
+				// Avoids {"warnings":{"main":{"*":"Unrecognized parameter: search."}
+				// from the API request
+				delete query.search;
+			},
+			onSelect: function( suggestion ) {
+
+				if ( suggestion ) {
+					currentValue = suggestion.value;
+				};
+
+				context.trigger( 'smw.autocomplete.property.select.complete', {
+					suggestion: suggestion,
+					context: context
+				} );
+			},
+			onSearchComplete: function( query ) {
+				context.removeClass( 'is-disabled' );
+
+				if ( indicator ) {
+					context.removeClass( 'autocomplete-loading' );
+					context.addClass( 'autocomplete-arrow' );
+				};
+			},
+			transformResult: function( response ) {
+
+				if ( !response.hasOwnProperty( 'query' ) ) {
+					return { suggestions: [] };
+				};
+
+				return {
+					suggestions: $.map( response.query, function( dataItem, key ) {
+						return { value: dataItem.label, data: key };
+					} )
+				};
+			}
+		} );
+
+		// https://github.com/devbridge/jQuery-Autocomplete/issues/498
+		context.off( 'focus.autocomplete' );
+	}
+
+	// Listen to an event (see Special:Ask)
+	$ ( document ).on( 'SMW::Property::Autocomplete', function( event, opts ) {
+		autocomplete( opts.context.find( '.smw-property-input' ) );
+	} );
+
+	// Listen to any event that requires a value autocomplete
+	// The trigger needs to set { context: ... } so we isolate the processing
+	// to a specific instance
+	$ ( document ).on( 'smw.autocomplete.property', function( event, opts ) {
+		autocomplete( opts.context.find( '.smw-property-input' ) );
+	} );
+
+	$( document ).ready( function() {
+		$( '#smw-property-input, .smw-property-input' ).each( function() {
+			autocomplete( $( this ) );
+		} );
+
+	} );
+
+} )( jQuery, mediaWiki );