User

Difference between revisions of "Elfix/MediaWiki:SoundLibrary.js"

(Filtering out other blank node statements for proficiency values)
(Additional filtering - only speakers with at least one recording should appear in the sound library)
 
(5 intermediate revisions by the same user not shown)
Line 111: Line 111:
 
};
 
};
 
var sparqlGlobal = {
 
var sparqlGlobal = {
−
'speaker': 'SELECT ?speaker ?speakerLabel ?gender ?language ?proficiency WHERE { ?speaker prop:P2 entity:Q3 . OPTIONAL { ?speaker prop:P8 ?gender } OPTIONAL { ?speaker llp:P4 ?statement . ?statement llv:P4 ?language OPTIONAL { ?statement llq:P16 ?proficiency FILTER (!ISBLANK(?proficiency)) } } SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } } ORDER BY ?speakerLabel',
+
'speaker': 'SELECT ?speaker ?speakerLabel ?gender ?language ?proficiency WHERE { ?speaker prop:P2 entity:Q3 FILTER EXISTS { [] prop:P5 ?speaker } OPTIONAL { ?speaker prop:P8 ?gender } OPTIONAL { ?speaker llp:P4 ?statement . ?statement llv:P4 ?language OPTIONAL { ?statement llq:P16 ?proficiency FILTER (!ISBLANK(?proficiency)) } } SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } }',
 
'gender': 'SELECT ?gender ?genderLabel WHERE { ?gender prop:P2 entity:Q7 FILTER EXISTS { [] prop:P5 [ prop:P8 ?gender ]  }. SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } } ORDER BY ?gender',
 
'gender': 'SELECT ?gender ?genderLabel WHERE { ?gender prop:P2 entity:Q7 FILTER EXISTS { [] prop:P5 [ prop:P8 ?gender ]  }. SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } } ORDER BY ?gender',
 
'language': 'SELECT ?language (SAMPLE(?languageLabelGroup) as ?languageLabel) WHERE { ?language prop:P2 entity:Q4 . FILTER EXISTS { _:record prop:P4 ?language } SERVICE wikibase:label { bd:serviceParam wikibase:language "'+ userLanguage +'fr,en" . ?language rdfs:label ?languageLabelGroup } } GROUP BY ?language ORDER BY ?languageLabel',
 
'language': 'SELECT ?language (SAMPLE(?languageLabelGroup) as ?languageLabel) WHERE { ?language prop:P2 entity:Q4 . FILTER EXISTS { _:record prop:P4 ?language } SERVICE wikibase:label { bd:serviceParam wikibase:language "'+ userLanguage +'fr,en" . ?language rdfs:label ?languageLabelGroup } } GROUP BY ?language ORDER BY ?languageLabel',
Line 208: Line 208:
  
 
// Save the list in a global variable to quickly filter then
 
// Save the list in a global variable to quickly filter then
−
// We dedupe because the 'speaker' (only) has duplicate (ordered) values
+
// We dedupe because the 'speaker' (only) has duplicate values
−
const v = values.results.bindings;
+
const v = type === 'speaker' ?
 +
values.results.bindings.sort(function(v1, v2) {return v1.speakerLabel.value.localeCompare(v2.speakerLabel.value);})  :
 +
values.results.bindings;
 
list[type] = dedupe( v, function( x ) { return x[type].value; } );
 
list[type] = dedupe( v, function( x ) { return x[type].value; } );
 
if( widgetType === 'DropdownWidget' ) {
 
if( widgetType === 'DropdownWidget' ) {
Line 655: Line 657:
 
}
 
}
 
query += '?record prop:P2 entity:Q2 ; prop:P4 ?language ; prop:P5 ?speaker .';
 
query += '?record prop:P2 entity:Q2 ; prop:P4 ?language ; prop:P5 ?speaker .';
−
                                 if ( order === 'random' ) { query += 'BIND(STRUUID() as ?uuidRandom) FILTER STRSTARTS(?uuidRandom, "1")' }
+
                                 if ( order === 'random' ) { query += 'BIND(STRUUID() as ?uuidRandom)' }
  
−
                                 query += ' OPTIONAL { ?speaker llp:P4 ?statement ; rdfs:label ?speakerName ; prop:P8 ?gender . ?statement llv:P4 ?language OPTIONAL { ?statement llq:P16 ?proficiency FILTER(!ISBLANK(?proficiency)) } FILTER( LANG( ?speakerName ) = "en" ) . ?record prop:P7 ?word ; prop:P3 ?file ; prop:P6 ?date } SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } }';
+
                                 query += ' OPTIONAL { ?speaker llp:P4 ?statement ; rdfs:label ?speakerName ; prop:P8 ?gender . ?statement llv:P4 ?language . ?record prop:P7 ?word ; prop:P3 ?file ; prop:P6 ?date . OPTIONAL { ?statement llq:P16 ?proficiency FILTER(!ISBLANK(?proficiency)) } FILTER( LANG( ?speakerName ) = "en" ) } SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } }';
 
if( order === 'random' ) {
 
if( order === 'random' ) {
 
query += ' ORDER BY ?uuidRandom';
 
query += ' ORDER BY ?uuidRandom';

Latest revision as of 17:48, 20 May 2023

/* ************************************************************************* */
/* SOUND LIBRARY *********************************************************** */
// HTML : [[User:Yug/LinguaLibre:Explore_the_sound_library]]
// CSS : [[MediaWiki:Common.css]]
// JS: [[Special:MyPage/Common.js]] calling [[User:Yug/MediaWiki:SoundLibrary.js]]. See [[:mw:Adding_JavaScript_to_Wiki_Pages#Separate_script]].
// T206801 - Links to Wikipedia contain "+" (instead of "_")
if ( $( 'div#P19 .wb-external-id' ).length ) {
	$( 'div#P19 .wb-external-id' ).attr( 'href', $( 'div#P19 .wb-external-id' ).attr( 'href' ).replace( /\+/g, '_' ) );
}

		var AudioBox = function(recordQid, $node) {
  this.wbRecord = new mw.recordWizard.wikibase.Item(recordQid);

  this.$node = $node;
  this.audioNode = document.createElement('audio');
  this.audioNode.preload = 'auto';

  this.api = new mw.Api();

  this.recordQid = recordQid;
  this.langQid = null;
  this.speakerQid = null;

  this.label = '';
  this.media = '';
  this.lang = '';
  this.speaker = '';

  this.wbRecord.getFromApi(this.api).then(this.processRecord.bind(this), displayError);
}

AudioBox.prototype.processRecord = function() {
  this.label = this.wbRecord.getLabel('en');
  this.media = 'https://commons.wikimedia.org/wiki/Special:FilePath/' + this.wbRecord.getStatements('P3')[0].getValue();
  this.langQid = this.wbRecord.getStatements('P4')[0].getValue();
  this.speakerQid = this.wbRecord.getStatements('P5')[0].getValue();

  this.api.get({
    action: "wbgetentities",
    format: "json",
    ids: this.langQid + '|' + this.speakerQid,
    props: "labels",
    languages: mw.config.get('wgUserLanguage') + "|en",
    languagefallback: 1,
  }).then(this.processLabels.bind(this), displayError);
}

AudioBox.prototype.processLabels = function(data) {
  var langLabels;
  if (data.entities === undefined || data.entities[this.langQid] === undefined || data.entities[this.speakerQid] === undefined) {
    displayError('dataerror');
    return;
  }
  langLabels = data.entities[this.langQid].labels;
  if (langLabels[mw.config.get('wgUserLanguage')] !== undefined) {
    this.lang = langLabels[mw.config.get('wgUserLanguage')].value;
  } else {
    this.lang = langLabels['en'].value;
  }
  this.speaker = data.entities[this.speakerQid].labels['en'].value;
  this.display();
}

AudioBox.prototype.display = function() {
  this.$node.find('.ab-title').text(this.label);
  this.$node.find('.ab-metadata').text(this.lang + ' - ' + this.speaker);
  this.audioNode.src = this.media;
  this.$node.find('.ab-playbutton').click(this.audioNode.play.bind(this.audioNode));
}

function displayError(code, error) {
  console.warn(code, error);
}


// Interface for displaying contributions on [[LinguaLibre:Explore the sound library]]
$( function (){
	// Parameters
	const nbTotalResults = 100;  // Total number of results requested to SPARQL endpoint
	const nbResultsPerPage =20; // Number of results displayed per page

	// User messages to be translated
	const messages = {
		'msg-no-results': 'No results.',
		'msg-error': 'Error',
		'msg-no-record-in-language': 'We don’t have any recordings in this language yet. If you speak it, [[$1|please start recording here]]!',
		'msg-other-records': ' (and many other results)',
		'button-gosearch': 'Search',
		'button-gosearch-last-records': 'Last records',
		'button-resetsearch': 'Reset',
		'button-datasets': 'Datasets',
		'placeholder': 'Select or type',
	};

	function i18n( msg, getjQuery ) {
		var element = $( '#' + msg );
		if( element.length && element.text() !== messages[msg] ) {
			return getjQuery ? element.clone() : element.text();
		}
		return getjQuery ? $( '<span>' + messages[msg] + '</span>' ) : messages[msg];
	}

	const userLanguage = mw.config.get( 'wgPageContentLanguage' )|| 'en';
	mw.loader.using( ['oojs', 'oojs-ui', 'mediawiki.api', 'ext.recordWizard.wikibase'], function () {

		oouiSelectors = {
			'speaker': null,
			'gender': null,
			'language': null,
			'proficiency': null,
		};
		var sparqlGlobal = {
			'speaker': 'SELECT ?speaker ?speakerLabel ?gender ?language ?proficiency WHERE { ?speaker prop:P2 entity:Q3 FILTER EXISTS { [] prop:P5 ?speaker } OPTIONAL { ?speaker prop:P8 ?gender } OPTIONAL { ?speaker llp:P4 ?statement . ?statement llv:P4 ?language OPTIONAL { ?statement llq:P16 ?proficiency FILTER (!ISBLANK(?proficiency)) } } SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } }',
			'gender': 'SELECT ?gender ?genderLabel WHERE { ?gender prop:P2 entity:Q7 FILTER EXISTS { [] prop:P5 [ prop:P8 ?gender ]  }. SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } } ORDER BY ?gender',
			'language': 'SELECT ?language (SAMPLE(?languageLabelGroup) as ?languageLabel) WHERE { ?language prop:P2 entity:Q4 . FILTER EXISTS { _:record prop:P4 ?language } SERVICE wikibase:label { bd:serviceParam wikibase:language "'+ userLanguage +'fr,en" . ?language rdfs:label ?languageLabelGroup } } GROUP BY ?language ORDER BY ?languageLabel',		
			'proficiency': 'SELECT DISTINCT ?proficiency ?proficiencyLabel WHERE { ?proficiency prop:P2 entity:Q5 . SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } } ORDER BY ?proficiency',
		};
		const htmlElements = {
			'speaker': '#sndlib-filteruser',
			'gender': '#sndlib-filtergender',
			'language': '#sndlib-filterlanguage',
			'proficiency': '#sndlib-filterlevelofproficiency',
		};
		const unknown = {};

		request = {
			'speaker': '',
			'gender': '',
			'language': '',
			'proficiency': '',
		};
		speakersCriteria = [];
		list = {
			'speaker': null,
			'gender': null,
			'language': null,
			'proficiency': null,
		};
		mapping = {
			'speaker': null,
			'gender': null,
			'language': null,
			'proficiency': null,
		};
		automaticField = {
			'speaker': null,
			'gender': null,
			'language': null,
			'proficiency': null,
		}
		
		// Helper function to obtain the Qvalue of some selector
		function getQValue( type ) {
			var rawValue;
			if( type === 'speaker' || type === 'language' ) {
				rawValue = oouiSelectors[type].getValue();
			} else {
				rawValue = oouiSelectors[type].getMenu().findSelectedItem() ? oouiSelectors[type].getMenu().findSelectedItem().getData() : '';
			}
			rawValue = rawValue.trim();
			if( !rawValue ) {
				return null;
			} else if( /^Q[0-9]+$/.test( rawValue ) ) {
				return rawValue;
			} else if( /\((Q[0-9]+)\)$/.test( rawValue ) ) {
				return rawValue.replace( /.*\((Q[0-9]+)\)$/, '$1' );
			} else {
				return '';
			}
		}

		// Helper function to dedupe a sorted list
		function dedupe( arr, fn ) {
			if( fn ) {
				return arr.filter( function( x, i, a ) {
					return !i || fn( x ) !== fn( a[i-1] );
				} );
			}
			return arr.filter( function( x, i, a ) {
				return !i || x !== a[i-1];
			} );
		}

		// Returns the list of items of a given type for a restricted list of Qids
		function getListSelectorFromQids( type, qids ) {
			const indexes = dedupe( qids.map( function( x ) {
				return mapping[type][x];
			} ).sort( function( a, b ) { return a-b; } ) );
			const r = indexes.map( function( x ) {
				return list[type][x];
			} );
			return r;
		}

		// Initialise a selector and keep the list in memory the result for later reuse
		function updateSelector( type, force ) {
			return function( values, emptyValue ) {

				if( emptyValue === undefined ) {
					emptyValue = true;
				}

				console.debug( 'updateSelector('+type+','+force+')('+(values?values.length:'null')+' values,'+(emptyValue===true?'true':(emptyValue===null?'null':(emptyValue===false?'false':'autre')))+')' );

				const widgetType = type === 'speaker' || type === 'language' ? 'ComboBoxInputWidget' : 'DropdownWidget';

				if( !list[type] ) {

					// Save the list in a global variable to quickly filter then
					// We dedupe because the 'speaker' (only) has duplicate values
					const v = type === 'speaker' ? 
						values.results.bindings.sort(function(v1, v2) {return v1.speakerLabel.value.localeCompare(v2.speakerLabel.value);})  : 
						values.results.bindings;
					list[type] = dedupe( v, function( x ) { return x[type].value; } );
					if( widgetType === 'DropdownWidget' ) {
						var emptyItem = [ {} ];
						emptyItem[0][type] = { value: '' };
						emptyItem[0][type+'Label'] = { value: ' ' };
						list[type] = emptyItem.concat( list[type] );
					}
					values = list[type];

					// Save the mapping Qxx → index to update the list from a list of Qxx (see doQuery)
					console.debug( type, list[type] );
					mapping[type] = list[type].reduce( function( o, x, i ) {
						o[ x[type].value.substr( 31 ) ] = i;
						return o;
					}, {} );

					// Save the global matrix: speaker x gender x language x proficiency
					if( type === 'speaker' ) {
						speakersCriteria = v.map( function( x ) {
							return [
								x.speaker.value.substr( 31 ),
								!x.gender || x.gender.type === 'bnode' ? unknown : x.gender.value.substr( 31 ),
								!x.language || x.language.type === 'bnode' ? unknown : x.language.value.substr( 31 ),
								!x.proficiency || x.proficiency.type === 'bnode' ? unknown : x.proficiency.value.substr( 31 ),
							];
						} );
					}
				}

				// Never update manual selectors (except if the user forces the reset)
				if( !force && getQValue( type ) && automaticField[type] === false ) {
					console.debug( 'updateSelector('+type+','+force+')('+(values?values.length:'null')+' values): abort1' );
					return;
				}

				if( force || values === null ) {
					values = list[type];
				}

				// If there are at least one unknown value, reset the selector
				else if( values.filter( function( x ) { return x === undefined; } ).length ) {
					values = list[type];
					console.debug( 'updateSelector('+type+','+force+')('+(values?values.length:'null')+' values): abort2' );
				}

				// For dropdowns, add an empty item if there is none
				if( widgetType === 'DropdownWidget' && values.length && values[0][type].value ) {
					var emptyItem = [ {} ];
					emptyItem[0][type] = { value: '' };
					emptyItem[0][type+'Label'] = { value: ' ' };
					values = emptyItem.concat( values );
				}

				// Create the OOUI selector
				oouiSelectors[type] = new OO.ui[widgetType]( {
					placeholder: i18n( 'placeholder' ),
					menu: {
						filterFromInput: true,				
						items: values.map( function( x ) {
							return new OO.ui.MenuOptionWidget( {
								data: widgetType === 'ComboBoxInputWidget' ? x[ type + 'Label' ].value + " (" + x[type].value.substr( 31 ) + ")" : x[type].value.substr( 31 ),
								label: x[ type + 'Label' ].value
							} );
						} )
					}
				} );
				if( widgetType === 'DropdownWidget' && values.length > 2 ) {
					oouiSelectors[type].getMenu().items[0].toggle( false );
				}

				if( widgetType === 'ComboBoxInputWidget' && values.length === 1 && automaticField[type] !== false ) {
					oouiSelectors[type].setValue( values[0][ type + 'Label' ].value + " (" + values[0][type].value.substr( 31 ) + ")" );
				// For dropdown, when there is one real value, there is also the empty value as first option
				} else if( widgetType === 'DropdownWidget' && values.length === 2 && automaticField[type] !== false ) {
					oouiSelectors[type].getMenu().selectItemByData( values[1][type].value.substr( 31 ) );
				}

				$( htmlElements[type] ).html('').append(
					oouiSelectors[type].$element
				);
				if( !force ) {
					console.debug( '!force', type, getQValue( type ), automaticField[type] );
					if( automaticField[type] !== false ) {
						automaticField[type] = getQValue( type ) ? true : emptyValue;
					}
					console.debug( 'updateSelector('+type+','+force+')('+(values?values.length:'null')+' values): on passe en automatique' );
				} else {
					automaticField[type] = null;
					console.debug( 'updateSelector('+type+','+force+')('+(values?values.length:'null')+' values): on passe en manuel' );
				}

				if( widgetType === 'ComboBoxInputWidget' ) {
					oouiSelectors[type].on( 'change', function() {
						if( getQValue( type ) === '' ) {
							return;
						}
						onChange( type );
					} );
				} else {
					oouiSelectors[type].getMenu().on( 'select', function( item ) {
						if( item.getData() === '' ) {
							item.toggle( false );
						} else {
							oouiSelectors[type].getMenu().items[0].toggle( true );
						}
						onChange( type );
					} );
				}

			};
		}

		function onChange( type ) {

			// Logique ternaire pour les sélecteurs :
			// - null := sélecteur indéterminé, pouvant être réduit sous l’influence d’autres sélecteurs
			// - false := sélecteur manuel, n’étant jamais réduit sous l’influence d’autres sélecteurs et étant toujours étendus (=comprend toutes les valeurs possibles)
			// - true := sélecteur automatique, étant toujours réduit sous l’influence d’autres sélecteurs

			console.debug( 'onChange('+type+')' );
			var state = {
				speaker: getQValue( 'speaker' ),
				gender: getQValue( 'gender' ),
				language: getQValue( 'language' ),
				proficiency: getQValue( 'proficiency' ),
			};
			var nbFilled = 1, emptyValue = true;
			if( !state.speaker && !state.gender && !state.language && !state.proficiency ) {
				reset();
				return;
			} else if( state[type] ) {
				if( state[type] != request[type] ) {
					automaticField[type] = false;
					console.debug( 'onChange('+type+'): on passe en manuel' );
				}
			} else {
				automaticField[type] = null;
				emptyValue = null;
				nbFilled = ( automaticField.language === false && state.language ? 1 : 0 )
					+ ( automaticField.speaker === false && state.speaker ? 1 : 0 )
					+ ( automaticField.gender === false && state.gender ? 1 : 0 )
					+ ( automaticField.proficiency === false && state.proficiency ? 1 : 0 );
				if( nbFilled >= 1 ) {
					automaticField[type] = false;
					emptyValue = true;
					if( type !== 'speaker' && !state.speaker && automaticField.speaker !== false ) {
						automaticField.speaker = emptyValue;
					}
					if( type !== 'gender' && !state.gender && automaticField.gender !== false ) {
						automaticField.gender = emptyValue;
					}
					if( type !== 'language' && !state.language && automaticField.language !== false ) {
						automaticField.language = emptyValue;
					}
					if( type !== 'proficiency' && !state.proficiency && automaticField.proficiency !== false ) {
						automaticField.proficiency = emptyValue;
					}
				} else {
					emptyValue = null;
					if( !state.speaker ) {
						automaticField.speaker = emptyValue;
					}
					if( !state.gender ) {
						automaticField.gender = emptyValue;
					}
					if( !state.language ) {
						automaticField.language = emptyValue;
					}
					if( !state.proficiency ) {
						automaticField.proficiency = emptyValue;
					}
				}
			}
			console.debug( nbFilled, state[type], request[type], emptyValue, automaticField );

			// Do not reduce fields above one change by the user, else it leads to a bad User Experience
			// because fields change themselves with a hardly-understandable logic
			//var nbFilled = ( state.language ? 1 : 0 ) + ( state.speaker ? 1 : 0 ) + ( state.gender ? 1 : 0 ) + ( state.proficiency ? 1 : 0 );
			//if( nbFilled > 1 ) {
			//	return;
			//}

			var potentialSpeakers = speakersCriteria;

			if( state.language && automaticField.language === false ) {
				potentialSpeakers = reduceSpeakers( 2, state.language, potentialSpeakers );
			}
			if( state.speaker && automaticField.speaker === false ) {
				potentialSpeakers = reduceSpeakers( 0, state.speaker, potentialSpeakers );
			}
			if( state.gender && automaticField.gender === false ) {
				potentialSpeakers = reduceSpeakers( 1, state.gender, potentialSpeakers );
			}
			if( state.proficiency && automaticField.proficiency === false ) {
				potentialSpeakers = reduceSpeakers( 3, state.proficiency, potentialSpeakers );
			}

			// Language where there are no records
			if( potentialSpeakers.length === 0 && !state.speaker && !state.gender && state.language && !state.proficiency ) {
				var msg = i18n( 'msg-no-record-in-language', true ), link = $( 'a', msg ), text = link.text();
				link.replaceWith( $( '<a href="'+mw.config.get( 'wgArticlePath').replace( /\$1/, 'Special:RecordWizard' )+'" title="Special:RecordWizard">'+text+'</a>' ) );
				$( '#sndlib-audioresults' ).html( '' );
				$( '#sndlib-audioPages' ).html( '' );
				$( '#sndlib-messages' ).html( msg );
				$( '#sndlib-savefiltersearch' ).html( $( '#sndlib-savefiltersearch' ).text() );
			} else {
				var listSpeaker = getListSelectorFromQids( 'speaker', dedupe( potentialSpeakers.map( function( x ) { return x[0]; } ) ) );
				var listGender = getListSelectorFromQids( 'gender', dedupe( potentialSpeakers.map( function( x ) { return x[1]; } ) ) );
				var listLanguage = getListSelectorFromQids( 'language', dedupe( potentialSpeakers.map( function( x ) { return x[2]; } ) ) );
				var listProficiency = getListSelectorFromQids( 'proficiency', dedupe( potentialSpeakers.map( function( x ) { return x[3]; } ) ) );

				// Update the selectors with the restricted values
				updateSelector( 'speaker' )( listSpeaker, emptyValue );
				updateSelector( 'gender' )( listGender, emptyValue );
				updateSelector( 'language' )( listLanguage, emptyValue );
				updateSelector( 'proficiency' )( listProficiency, emptyValue );
			}

			request = {
				speaker: getQValue( 'speaker' ),
				gender: getQValue( 'gender' ),
				language: getQValue( 'language' ),
				proficiency: getQValue( 'proficiency' ),
			};
			console.debug( automaticField );
		}

		function initSelectors() {
    
    	var updateField= function(field){
      	$.getJSON(
        	'https://lingualibre.org/bigdata/namespace/wdq/sparql',
					{	query: sparqlGlobal[field] }
				).then( updateSelector(field, true ), displayErrorToUser );
      }
			updateField('speaker');
			updateField('gender');
			updateField('language');
			updateField('proficiency');
		}

		function reset() {
			request = {
				speaker: '',
				gender: '',
				language: '',
				proficiency: '',
			};
			automaticField = {
				'speaker': null,
				'gender': null,
				'language': null,
				'proficiency': null,
			};
			updateSelector( 'speaker', true )( list.speaker );
			updateSelector( 'gender', true )( list.gender );
			updateSelector( 'language', true )( list.language );
			updateSelector( 'proficiency', true )( list.proficiency );
			$( '#sndlib-audioresults' ).html( '' );
			$( '#sndlib-audioPages' ).html( '' );
			$( '#sndlib-messages' ).html( '' );
			$( '#sndlib-savefiltersearch' ).html( $( '#sndlib-savefiltersearch' ).text() );
		}

		function reduceSpeakers( index, value, arr ) {
			return arr.filter( function( x ) {
				return x[index] === value;
			} );
		}

		// Add button 'Search'
		$( '#sndlib-gosearch' ).html('').append(
			( new OO.ui.ButtonInputWidget( {
				label: i18n( 'button-gosearch' )
			} ) ).on( 'click', factoryDoQuery( 'random' ) ).$element
		);

		$( '#sndlib-gosearch-last-records' ).html('').append(
			( new OO.ui.ButtonInputWidget( {
				label: i18n( 'button-gosearch-last-records' )
			} ) ).on( 'click', factoryDoQuery( 'last' ) ).$element
		);

		// Add button 'Reset'
		$( '#sndlib-resetsearch' ).html('').append(
			( new OO.ui.ButtonInputWidget( {
				label: i18n( 'button-resetsearch' )
			} ) ).on( 'click', reset ).$element
		);

		// Add button 'Datasets' - it seems that OOUI ButtonWidget.setHref does not work
		var buttonDatasetsA = $( '<a href="https://lingualibre.org/datasets/"></a>' );
		var buttonDatasets = new OO.ui.ButtonInputWidget( {
				label: i18n( 'button-datasets' )
			} );
		var buttonDatasetsLinked = buttonDatasetsA.append( buttonDatasets.$element );
		$( '#sndlib-datasetsButton' ).html('').append( buttonDatasetsLinked );

		function setDownloadLink( data ) {
			if ( data.results === undefined || data.results.bindings === undefined ) {
				displayErrorToUser( 'error: no result from SPARQL' );
				return;
			}

			function escapeCsv( val ) {
				if( !val ) {
					return '""';
				}
				if( val.value ) {
					val = val.value;
				}
				return '"' + val.replaceAll( '"', '""' ) + '"';
			}

			var headers = [
				[
					escapeCsv( 'speaker' ),
					escapeCsv( 'gender' ),
					escapeCsv( 'language' ),
					escapeCsv( 'proficiency' ),
					escapeCsv( 'word' ),
					escapeCsv( 'file' ),
					escapeCsv( 'date' ),
				].join( ',' )
			];
			
			var csv = 'data:application/csv;charset=utf-8,' + encodeURIComponent( headers.concat( data.results.bindings.map( function( x ) {
					return [
						escapeCsv( x.speakerName ),
						escapeCsv( x.genderLabel ),
						escapeCsv( x.languageLabel ),
						escapeCsv( x.proficiencyLabel ),
						escapeCsv( x.word ),
						escapeCsv( x.file ),
						escapeCsv( x.date ),
					].join( ',' );
				} ) ).join( "\n" ) );

			$('#sndlib-savefiltersearch').wrapInner( '<a style="color:white"></a>' );
			$('#sndlib-savefiltersearch a').attr( {
				download: 'export-lili.csv',
				href: csv,
			} );
		}

		function displayErrorToUser( obj, error ) {
			displayError( obj, error );
			var code = obj;
			if( obj && obj.status ) {
				code = '' + obj.status;
			}
			if( obj && obj.statusText ) {
				code = '' + code + ' ' + obj.statusText;
			}
			$( '#sndlib-audioresults' ).html( i18n( 'msg-error' ) + ' (' + code + ')' + ( error ? ' ' + error : '' ) );
		}

		// Display results
		function createAudioBoxesForSearch( data ) {
			if ( data.results === undefined || data.results.bindings === undefined ) {
				displayErrorToUser( 'error: no result from SPARQL' );
				return;
			}
			$( '#sndlib-messages' ).html( '' );
			if ( data.results.bindings.length < 1 ) {
				$( '#sndlib-audioresults' ).html( '' );
				$( '#sndlib-audioPages' ).html( '' );
				$( '#sndlib-messages' ).html( i18n( 'msg-no-results' ) );
				return;
			}
			var length = data.results.bindings.length <= nbTotalResults ? data.results.bindings.length : nbTotalResults;
			var moreResults = data.results.bindings.length > nbTotalResults;
			console.debug( 'SPARQL results', data.results.bindings );
			function displayAudioBoxes( index ) {
				$( '#sndlib-audioresults' ).html( '' );
				for( var i = 0; i < nbResultsPerPage && i+index*nbResultsPerPage < length; i++ ) {
					var box = $( '<div class="audiobox"> <div class="ab-playbutton"><i></i></div> <div> <div class="ab-title">...</div> <div class="ab-metadata">...</div> </div> </div>' );
					var audiobox = new AudioBox( data.results.bindings[ i+index*nbResultsPerPage ].record.value.substr( 31 ), box );
					$( '#sndlib-audioresults' ).append( box );
				}
				function applyFn( i ) {
					return function() {
						displayAudioBoxes( i );
						return false;
					}
				}
				$( '#sndlib-audioPages' ).html( '' );
				if( length > nbResultsPerPage ) {
					for( var i = 0; i < Math.ceil( length/nbResultsPerPage ); i++ ) {
						var link = $( '<a href="#"' + ( i === index ? ' class="selected"' : '' ) + '>' + (i+1) + '</a>' ).on( 'click', applyFn( i ) );
						$( '#sndlib-audioPages' ).append( link ).append( i < Math.ceil( length/nbResultsPerPage )-1 ? '&nbsp;' : '' );
					}
				}
				if( moreResults ) {
					$( '#sndlib-audioPages' ).append( i18n( 'msg-other-records' ) );
				}
			}
			displayAudioBoxes( 0 );

			setDownloadLink( data );
		}

		// Do SPARQL request from filters
		function factoryDoQuery( order ) {

			return function doQuery() {

				request = {
					speaker: getQValue( 'speaker' ),
					gender: getQValue( 'gender' ),
					language: getQValue( 'language' ),
					proficiency: getQValue( 'proficiency' ),
					order: order,
				};
				console.debug( 'doQuery', request );

				var potentialSpeakers = speakersCriteria;

				var query = 'SELECT ?record ?speakerName ?genderLabel ?languageLabel ?proficiencyLabel ?word ?file ?date WHERE { ';
				if( request.language ) {
					query += "BIND(entity:"+ request.language +" as ?language) ";
					potentialSpeakers = reduceSpeakers( 2, request.language, potentialSpeakers );
				}
				if( request.speaker ) {
					query += "BIND(entity:"+ request.speaker +" as ?speaker) ";
					potentialSpeakers = reduceSpeakers( 0, request.speaker, potentialSpeakers );
				}
				if( request.gender ) {
					query += "BIND(entity:"+ request.gender +" as ?gender) ";
					potentialSpeakers = reduceSpeakers( 1, request.gender, potentialSpeakers );
				}
				if( request.proficiency ) {
					query += "?speaker llp:P4 [ llv:P4 ?language ; llq:P16 entity:" + request.proficiency + " ] . ";
					potentialSpeakers = reduceSpeakers( 3, request.proficiency, potentialSpeakers );
				}
				if( potentialSpeakers.length < speakersCriteria.length ) {
					var listSpeakers = dedupe( potentialSpeakers.map( function( x ) {
						return 'entity:' + x[0];
					} ) ).join();
					console.debug( speakersCriteria, potentialSpeakers, listSpeakers );
					if( listSpeakers.length < 70 ) {
						query += 'FILTER( ?speaker IN (' + listSpeakers + ') )';
					}
				}
				query += '?record prop:P2 entity:Q2 ; prop:P4 ?language ; prop:P5 ?speaker .';
                                if ( order === 'random' ) { query += 'BIND(STRUUID() as ?uuidRandom)' }

                                query += ' OPTIONAL { ?speaker llp:P4 ?statement ; rdfs:label ?speakerName ; prop:P8 ?gender . ?statement llv:P4 ?language . ?record prop:P7 ?word ; prop:P3 ?file ; prop:P6 ?date . OPTIONAL { ?statement llq:P16 ?proficiency FILTER(!ISBLANK(?proficiency)) } FILTER( LANG( ?speakerName ) = "en" ) } SERVICE wikibase:label { bd:serviceParam wikibase:language "' + userLanguage + ',fr,en" } }';
				if( order === 'random' ) {
					query += ' ORDER BY ?uuidRandom';
				} else if( order === 'last' ) {
					query += ' ORDER BY DESC(?date)';
				}
				query += ' LIMIT ' + (nbTotalResults+1);
				if( order === 'random' ) {
					query += '\n# ' + Date.now();
				}

				// Voir https://commons.wikimedia.org/wiki/Category:Throbbers - il faut que le fond soit transparent
				$( '#sndlib-audioresults' ).html( '' ).append( '<img src="https://upload.wikimedia.org/wikipedia/commons/7/7a/Balls.gif" width="50" />' );
				$( '#sndlib-audioPages' ).html( '' );
				$( '#sndlib-messages' ).html( '' );
				$( '#sndlib-savefiltersearch' ).html( $( '#sndlib-savefiltersearch' ).text() );

				// Execute the request
				var result = $.getJSON(
					'https://lingualibre.org/bigdata/namespace/wdq/sparql',
					{
						query: query,
						//Accept: 'application/sparql-results+json'
					}
				);

				result.then( createAudioBoxesForSearch, displayErrorToUser );
			}
		}

		initSelectors();

	} );
} );
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