43d7604203
* More functions for making useful queries to the langdb. * Tests. Change-Id: I29a3a25ef1b15d5925df2aa3d06f9221f8e5231e
124 lines
3.0 KiB
JavaScript
124 lines
3.0 KiB
JavaScript
/*
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* @author Amir E. Aharoni
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* Utilities for querying language data.
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*/
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(function ( $ ) {
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"use strict";
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// Constants
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var scriptIndex = 0,
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regionsIndex = 1;
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/*
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* Returns all languages written in script.
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* @param script string
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* @return array of strings (languages codes)
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*/
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$.uls.data.languagesInScript = function( script ) {
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return $.uls.data.languagesInScripts( [ script ] );
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}
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/*
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* Returns all languages written in the given scripts.
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* @param scripts array of strings
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* @return array of strings (languages codes)
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*/
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$.uls.data.languagesInScripts = function( scripts ) {
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var languagesInScripts = [];
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for ( var language in $.uls.data.languages ) {
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for ( var i = 0; i < scripts.length; i++ ) {
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if ( scripts[i] === $.uls.data.languages[language][scriptIndex] ) {
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languagesInScripts.push( language );
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break;
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}
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}
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}
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return languagesInScripts;
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}
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/*
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* Returns all languages in a given region.
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* @param region string
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* @return array of strings (languages codes)
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*/
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$.uls.data.languagesInRegion = function( region ) {
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return $.uls.data.languagesInRegions( [ region ] );
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}
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/*
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* Returns all languages in given regions.
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* @param region array of strings.
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* @return array of strings (languages codes)
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*/
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$.uls.data.languagesInRegions = function( regions ) {
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var languagesInRegions = [];
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for ( var language in $.uls.data.languages ) {
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for ( var i = 0; i < regions.length; i++ ) {
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if ( $.inArray( regions[i], $.uls.data.languages[language][regionsIndex] ) != -1 ) {
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languagesInRegions.push( language );
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break;
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}
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}
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}
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return languagesInRegions;
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}
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/*
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* Returns an associative array of languages in a region,
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* grouped by script.
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* @param string region code
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* @return associative array
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*/
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$.uls.data.languagesByScriptInRegion = function( region ) {
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var languagesByScriptInRegion = {};
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for ( var language in $.uls.data.languages ) {
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if ( $.inArray( region, $.uls.data.languages[language][regionsIndex] ) != -1 ) {
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var script = $.uls.data.languages[language][scriptIndex];
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if ( languagesByScriptInRegion[script] === undefined ) {
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languagesByScriptInRegion[script] = [];
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}
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languagesByScriptInRegion[script].push( language );
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}
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}
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return languagesByScriptInRegion;
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}
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/*
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* Returns all regions in a region group.
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* @param number groupNum
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* @return array of strings
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*/
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$.uls.data.regionsInGroup = function( groupNum ) {
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var regionsInGroup = [];
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for ( var region in $.uls.data.regiongroups ) {
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if ( $.uls.data.regiongroups[region] === groupNum ) {
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regionsInGroup.push( region );
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}
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}
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return regionsInGroup;
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}
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/*
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* Returns the script group of a script or 'Other' if it doesn't
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* belong to any group.
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*/
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$.uls.data.groupOfScript = function( script ) {
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for ( var group in $.uls.data.scriptgroups ) {
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if ( $.inArray( script, $.uls.data.scriptgroups[group] ) != -1 ) {
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return group;
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}
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}
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return 'Other';
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}
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} )( jQuery );
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