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234 changes: 234 additions & 0 deletions
234
wikibase/queryService/ui/resultBrowser/GraphResultBrowserNodeBrowser.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,234 @@ | ||
| var wikibase = wikibase || {}; | ||
| wikibase.queryService = wikibase.queryService || {}; | ||
| wikibase.queryService.ui = wikibase.queryService.ui || {}; | ||
| wikibase.queryService.ui.resultBrowser = wikibase.queryService.ui.resultBrowser || {}; | ||
|
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| wikibase.queryService.ui.resultBrowser.GraphResultBrowserNodeBrowser = ( function( $, vis, window, _ ) { | ||
| 'use strict'; | ||
|
|
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| var SPARQL_PROPERTIES = 'SELECT ?p (SAMPLE(?pl) AS ?pl) (COUNT(?o) AS ?count ) WHERE {' | ||
| + '<{entityUri}> ?p ?o .' | ||
| + ' ?o <http://www.w3.org/2000/01/rdf-schema#label> ?ol .' | ||
| + ' FILTER ( LANG(?ol) = "en" )' | ||
| + ' ?s <http://wikiba.se/ontology#directClaim> ?p .' + ' ?s rdfs:label ?pl .' | ||
| + ' FILTER ( LANG(?pl) = "en" )' + '} group by ?p'; | ||
|
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| var SPARQL_ENTITES = 'SELECT ?o ?ol WHERE {' + '<{entityUri}> <{propertyUri}> ?o .' | ||
| + '?o <http://www.w3.org/2000/01/rdf-schema#label> ?ol .' | ||
| + 'FILTER ( LANG(?ol) = "en" )' + '} LIMIT 50'; | ||
|
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| /** | ||
| * A browser for network nodes | ||
| * | ||
| * @constructor | ||
| * @param {DataSet} nodes | ||
| * @param {DataSet} edges | ||
| */ | ||
| function SELF( nodes, edges ) { | ||
| this._nodes = nodes; | ||
| this._edges = edges; | ||
|
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| this._sparql = new wikibase.queryService.api.Sparql();// TODO: inject | ||
| } | ||
|
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| /** | ||
| * @property {DataSet} | ||
| * @private | ||
| */ | ||
| SELF.prototype._nodes = null; | ||
|
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| /** | ||
| * @property {DataSet} | ||
| * @private | ||
| */ | ||
| SELF.prototype._nodes = null; | ||
|
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| /** | ||
| * @property {DataSet} | ||
| * @private | ||
| */ | ||
| SELF.prototype._sparql = null; | ||
|
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| /** | ||
| * @property {string} | ||
| * @private | ||
| */ | ||
| SELF.prototype._selectedNodeId = null; | ||
|
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| /** | ||
| * @property {object} | ||
| * @private | ||
| */ | ||
| SELF.prototype._temporaryNodes = {}; | ||
|
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| /** | ||
| * @property {object} | ||
| * @private | ||
| */ | ||
| SELF.prototype._temporaryEdges = {}; | ||
|
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| /** | ||
| * @private | ||
| */ | ||
| SELF.prototype._getEntites = function( entityUri, propertyUri ) { | ||
| var self = this; | ||
|
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| var deferred = $.Deferred(); | ||
|
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| this._sparql.query( | ||
| SPARQL_ENTITES.replace( '{entityUri}', entityUri ).replace( '{propertyUri}', | ||
| propertyUri ) ).done( function() { | ||
| var data = self._sparql.getResultRawData(); | ||
| var result = []; | ||
|
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| $.each( data.results.bindings, function( i, row ) { | ||
| result.push( { | ||
| id: row.o.value, | ||
| label: row.ol.value | ||
| } ); | ||
|
|
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| } ); | ||
|
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| deferred.resolve( result ); | ||
| } ); | ||
|
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| return deferred; | ||
|
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| }; | ||
|
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| /** | ||
| * @private | ||
| */ | ||
| SELF.prototype._getProperties = function( entityUri ) { | ||
| var self = this; | ||
|
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| var deferred = $.Deferred(); | ||
|
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| this._sparql.query( SPARQL_PROPERTIES.replace( '{entityUri}', entityUri ) ).done( | ||
| function() { | ||
| var data = self._sparql.getResultRawData(); | ||
| var result = []; | ||
|
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| $.each( data.results.bindings, function( i, row ) { | ||
| result.push( { | ||
| id: row.p.value, | ||
| label: row.pl.value, | ||
| count: row.count.value | ||
| } ); | ||
|
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| } ); | ||
|
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| deferred.resolve( result ); | ||
| } ); | ||
|
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| return deferred; | ||
| }; | ||
|
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| /** | ||
| * @private | ||
| */ | ||
| SELF.prototype._removeTemporaryNodes = function( entityUri ) { | ||
| var self = this; | ||
|
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| $.each( this._temporaryNodes, function( i, n ) { | ||
| self._nodes.remove( n.id ); | ||
| } ); | ||
| $.each( this._temporaryEdges, function( i, e ) { | ||
| self._edges.remove( e.id ); | ||
| } ); | ||
|
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| this._temporaryNodes = {}; | ||
| this._temporaryEdges = {}; | ||
| }; | ||
|
|
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| /** | ||
| * @private | ||
| */ | ||
| SELF.prototype._expandPropertyNode = function( nodeId ) { | ||
| var self = this; | ||
| var n = this._temporaryNodes[nodeId]; | ||
|
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| this._getEntites( n.entityId, n.id ).done( function( entites ) { | ||
| $.each( entites, function( i, e ) { | ||
| if ( self._nodes.get( e.id ) === null ) { | ||
| self._nodes.add( { | ||
| id: e.id, | ||
| label: e.label | ||
| } ); | ||
| } | ||
| self._edges.add( { | ||
| dashes: true, | ||
| from: n.entityId, | ||
| to: e.id, | ||
| label: n.propertyLabel, | ||
| linkType: n.id | ||
| } ); | ||
| } ); | ||
| } ); | ||
| }; | ||
|
|
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| /** | ||
| * @private | ||
| */ | ||
| SELF.prototype._expandEntityNode = function( nodeId ) { | ||
| var self = this; | ||
|
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| this._getProperties( nodeId ).done( function( properties ) { | ||
| $.each( properties, function( i, p ) { | ||
| // if already expanded skip | ||
| if ( self._edges.get( { | ||
| filter: function( e ) { | ||
| return e.linkType === p.id && e.from === nodeId; | ||
| } | ||
| } ).length > 0 ) { | ||
| return; | ||
| } | ||
|
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| var node = { | ||
| id: p.id, | ||
| label: p.count, | ||
| entityId: nodeId, | ||
| propertyLabel: p.label | ||
| }; | ||
| var edge = { | ||
| id: p.id, | ||
| dashes: true, | ||
| label: p.label, | ||
| from: nodeId, | ||
| to: p.id | ||
| }; | ||
| self._temporaryNodes[node.id] = node; | ||
| self._nodes.add( node ); | ||
|
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| self._temporaryEdges[edge.id] = edge; | ||
| self._edges.add( edge ); | ||
| } ); | ||
| } ); | ||
| }; | ||
|
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| /** | ||
| * Browse a node | ||
| * | ||
| * @param {string} nodeId | ||
| */ | ||
| SELF.prototype.browse = function( nodeId ) { | ||
| if ( nodeId === null ) { | ||
| this._removeTemporaryNodes(); | ||
| return; | ||
| } | ||
|
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| if ( this._temporaryNodes[nodeId] ) { | ||
| this._expandPropertyNode( nodeId ); | ||
| this._removeTemporaryNodes(); | ||
| return; | ||
| } | ||
|
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| if ( this._selectedNodeId !== null && nodeId !== this._selectedNodeId ) { | ||
| this._removeTemporaryNodes(); | ||
| } | ||
| this._expandEntityNode( nodeId ); | ||
| this._selectedNodeId = nodeId; | ||
| }; | ||
|
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||
| return SELF; | ||
| }( jQuery, vis, window, _ ) ); |
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