d2
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Javascript library for DHIS2
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<title>i18n/I18n.js - Documentation</title>
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<h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="GeoFeatures.html">GeoFeatures</a></li><li></li><li><a href="module-analytics.Analytics.html">Analytics</a><ul class='methods'><li data-type='method'><a href="module-analytics.Analytics.html#.getAnalytics">getAnalytics</a></li></ul></li><li><a href="module-analytics.AnalyticsAggregate.html">AnalyticsAggregate</a><ul class='methods'><li data-type='method'><a href="module-analytics.AnalyticsAggregate.html#get">get</a></li><li data-type='method'><a href="module-analytics.AnalyticsAggregate.html#getDataValueSet">getDataValueSet</a></li><li data-type='method'><a href="module-analytics.AnalyticsAggregate.html#getDebugSql">getDebugSql</a></li><li data-type='method'><a href="module-analytics.AnalyticsAggregate.html#getRawData">getRawData</a></li></ul></li><li><a href="module-analytics.AnalyticsEvents.html">AnalyticsEvents</a><ul class='methods'><li data-type='method'><a href="module-analytics.AnalyticsEvents.html#get">get</a></li><li data-type='method'><a href="module-analytics.AnalyticsEvents.html#getAggregate">getAggregate</a></li><li data-type='method'><a href="module-analytics.AnalyticsEvents.html#getCluster">getCluster</a></li><li data-type='method'><a href="module-analytics.AnalyticsEvents.html#getCount">getCount</a></li><li data-type='method'><a href="module-analytics.AnalyticsEvents.html#getQuery">getQuery</a></li></ul></li><li><a href="module-analytics.AnalyticsRequest.html">AnalyticsRequest</a><ul class='methods'><li data-type='method'><a href="module-analytics.AnalyticsRequest.html#fromModel">fromModel</a></li></ul></li><li><a href="module-api.Api.html">Api</a><ul class='methods'><li data-type='method'><a href="module-api.Api.html#get">get</a></li><li data-type='method'><a href="module-api.Api.html#patch">patch</a></li><li data-type='method'><a href="module-api.Api.html#post">post</a></li><li data-type='method'><a href="module-api.Api.html#setBaseUrl">setBaseUrl</a></li><li data-type='method'><a href="module-api.Api.html#setDefaultHeaders">setDefaultHeaders</a></li><li data-type='method'><a href="module-api.Api.html#setUnauthorizedCallback">setUnauthorizedCallback</a></li><li data-type='method'><a href="module-api.Api.html#update">update</a></li></ul></li><li><a href="module-current-user.CurrentUser.html">CurrentUser</a><ul class='methods'><li data-type='method'><a href="module-current-user.CurrentUser.html#.create">create</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#canCreate">canCreate</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#canCreatePrivate">canCreatePrivate</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#canCreatePublic">canCreatePublic</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#canDelete">canDelete</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#canUpdate">canUpdate</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#getDataViewOrganisationUnits">getDataViewOrganisationUnits</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#getOrganisationUnits">getOrganisationUnits</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#getUserGroupIds">getUserGroupIds</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#getUserGroups">getUserGroups</a></li><li data-type='method'><a href="module-current-user.CurrentUser.html#getUserRoles">getUserRoles</a></li></ul></li><li><a href="module-current-user.UserAuthorities.html">UserAuthorities</a><ul class='methods'><li data-type='method'><a href="module-current-user.UserAuthorities.html#.create">create</a></li><li data-type='method'><a href="module-current-user.UserAuthorities.html#has">has</a></li></ul></li><li><a href="module-current-user.UserDataStore.html">UserDataStore</a><ul class='methods'><li data-type='method'><a href="module-current-user.UserDataStore.html#.getUserDataStore">getUserDataStore</a></li><li data-type='method'><a href="module-current-user.UserDataStore.html#create">create</a></li><li data-type='method'><a href="module-current-user.UserDataStore.html#delete">delete</a></li><li data-type='method'><a href="module-current-user.UserDataStore.html#get">get</a></li><li data-type='method'><a href="module-current-user.UserDataStore.html#getAll">getAll</a></li><li data-type='method'><a href="module-current-user.UserDataStore.html#has">has</a></li></ul></li><li><a href="module-current-user.UserDataStoreNamespace.html">UserDataStoreNamespace</a><ul class='methods'><li data-type='method'><a href="module-current-user.UserDataStoreNamespace.html#delete">delete</a></li><li data-type='method'><a href="module-current-user.UserDataStoreNamespace.html#get">get</a></li><li data-type='method'><a href="module-current-user.UserDataStoreNamespace.html#getKeys">getKeys</a></li><li data-type='method'><a href="module-current-user.UserDataStoreNamespace.html#set">set</a></li><li data-type='method'><a href="module-current-user.UserDataStoreNamespace.html#update">update</a></li></ul></li><li><a href="module-current-user.UserSettings.html">UserSettings</a><ul class='methods'><li data-type='method'><a href="module-current-user.UserSettings.html#all">all</a></li><li data-type='method'><a href="module-current-user.UserSettings.html#get">get</a></li><li data-type='method'><a href="module-current-user.UserSettings.html#set">set</a></li></ul></li><li><a href="module-datastore.DataStore.html">DataStore</a><ul class='methods'><li data-type='method'><a href="module-datastore.DataStore.html#.getDataStore">getDataStore</a></li><li data-type='method'><a href="module-datastore.DataStore.html#create">create</a></li><li data-type='method'><a href="module-datastore.DataStore.html#delete">delete</a></li><li data-type='method'><a href="module-datastore.DataStore.html#get">get</a></li><li data-type='method'><a href="module-datastore.DataStore.html#getAll">getAll</a></li><li data-type='method'><a href="module-datastore.DataStore.html#has">has</a></li></ul></li><li><a href="module-datastore.DataStoreNamespace.html">DataStoreNamespace</a><ul class='methods'><li data-type='method'><a href="module-datastore.DataStoreNamespace.html#delete">delete</a></li><li data-type='method'><a href="module-datastore.DataStoreNamespace.html#get">get</a></li><li data-type='method'><a href="module-datastore.DataStoreNamespace.html#getKeys">getKeys</a></li><li data-type='method'><a href="module-datastore.DataStoreNamespace.html#getMetaData">getMetaData</a></li><li data-type='method'><a href="module-datastore.DataStoreNamespace.html#set">set</a></li><li data-type='method'><a href="module-datastore.DataStoreNamespace.html#update">update</a></li></ul></li><li><a href="module-i18n-I18n.html">I18n</a><ul class='methods'><li data-type='method'><a href="module-i18n-I18n.html#.getI18n">getI18n</a></li><li data-type='method'><a href="module-i18n-I18n.html#addSource">addSource</a></li><li data-type='method'><a href="module-i18n-I18n.html#addStrings">addStrings</a></li><li data-type='method'><a href="module-i18n-I18n.html#getTranslation">getTranslation</a></li><li data-type='method'><a href="module-i18n-I18n.html#getUntranslatedStrings">getUntranslatedStrings</a></li><li data-type='method'><a href="module-i18n-I18n.html#isTranslated">isTranslated</a></li><li data-type='method'><a href="module-i18n-I18n.html#load">load</a></li></ul></li><li><a href="module-model.Filter.html">Filter</a><ul class='methods'><li data-type='method'><a href="module-model.Filter.html#.getFilter">getFilter</a></li><li data-type='method'><a href="module-model.Filter.html#equals">equals</a></li><li data-type='method'><a href="module-model.Filter.html#ilike">ilike</a></li><li data-type='method'><a href="module-model.Filter.html#in">in</a></li><li data-type='method'><a href="module-model.Filter.html#like">like</a></li><li data-type='method'><a href="module-model.Filter.html#notEqual">notEqual</a></li><li data-type='method'><a href="module-model.Filter.html#notIn">notIn</a></li><li data-type='method'><a href="module-model.Filter.html#nToken">nToken</a></li><li data-type='method'><a href="module-model.Filter.html#on">on</a></li><li data-type='method'><a href="module-model.Filter.html#operator">operator</a></li><li data-type='method'><a href="module-model.Filter.html#token">token</a></li></ul></li><li><a href="module-model.Filters.html">Filters</a><ul class='methods'><li data-type='method'><a href="module-model.Filters.html#.getFilters">getFilters</a></li><li data-type='method'><a href="module-model.Filters.html#getFilterList">getFilterList</a></li><li data-type='method'><a href="module-model.Filters.html#getFilters">getFilters</a></li><li data-type='method'><a href="module-model.Filters.html#getQueryFilterValues">getQueryFilterValues</a></li><li data-type='method'><a href="module-model.Filters.html#list">list</a></li><li data-type='method'><a href="module-model.Filters.html#logicMode">logicMode</a></li><li data-type='method'><a href="module-model.Filters.html#on">on</a></li></ul></li><li><a href="module-model.Model.html">Model</a><ul class='methods'><li data-type='method'><a href="module-model.Model.html#.create">create</a></li></ul></li><li><a href="module-model.ModelBase.html">ModelBase</a><ul class='methods'><li data-type='method'><a href="module-model.ModelBase.html#create">create</a></li><li data-type='method'><a href="module-model.ModelBase.html#delete">delete</a></li><li data-type='method'><a href="module-model.ModelBase.html#getCollectionChildren">getCollectionChildren</a></li><li data-type='method'><a href="module-model.ModelBase.html#getCollectionChildrenPropertyNames">getCollectionChildrenPropertyNames</a></li><li data-type='method'><a href="module-model.ModelBase.html#getDirtyChildren">getDirtyChildren</a></li><li data-type='method'><a href="module-model.ModelBase.html#getDirtyPropertyNames">getDirtyPropertyNames</a></li><li data-type='method'><a href="module-model.ModelBase.html#getEmbeddedObjectCollectionPropertyNames">getEmbeddedObjectCollectionPropertyNames</a></li><li data-type='method'><a href="module-model.ModelBase.html#getReferenceProperties">getReferenceProperties</a></li><li data-type='method'><a href="module-model.ModelBase.html#hasDirtyChildren">hasDirtyChildren</a></li><li data-type='method'><a href="module-model.ModelBase.html#isDirty">isDirty</a></li><li data-type='method'><a href="module-model.ModelBase.html#resetDirtyState">resetDirtyState</a></li><li data-type='method'><a href="module-model.ModelBase.html#save">save</a></li><li data-type='method'><a href="module-model.ModelBase.html#toJSON">toJSON</a></li><li data-type='method'><a href="module-model.ModelBase.html#validate">validate</a></li></ul></li><li><a href="module-model.ModelCollection.html">ModelCollection</a><ul class='methods'><li data-type='method'><a href="module-model.ModelCollection.html#add">add</a></li><li data-type='method'><a href="module-model.ModelCollection.html#clear">clear</a></li><li data-type='method'><a href="module-model.ModelCollection.html#toArray">toArray</a></li></ul></li><li><a href="module-model.ModelCollectionProperty.html">ModelCollectionProperty</a><ul class='methods'><li data-type='method'><a href="module-model.ModelCollectionProperty.html#.create">create</a></li><li data-type='method'><a href="module-model.ModelCollectionProperty.html#add">add</a></li><li data-type='method'><a href="module-model.ModelCollectionProperty.html#isDirty">isDirty</a></li><li data-type='method'><a href="module-model.ModelCollectionProperty.html#remove">remove</a></li><li data-type='method'><a href="module-model.ModelCollectionProperty.html#resetDirtyState">resetDirtyState</a></li><li data-type='method'><a href="module-model.ModelCollectionProperty.html#save">save</a></li><li data-type='method'><a href="module-model.ModelCollectionProperty.html#updateDirty">updateDirty</a></li></ul></li><li><a href="module-model.ModelDefinition.html">ModelDefinition</a><ul class='methods'><li data-type='method'><a href="module-model.ModelDefinition.html#.createFromSchema">createFromSchema</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#create">create</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#delete">delete</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#get">get</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#getOwnedPropertyNames">getOwnedPropertyNames</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#getTranslatableProperties">getTranslatableProperties</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#getTranslatablePropertiesWithKeys">getTranslatablePropertiesWithKeys</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#isTranslatable">isTranslatable</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#list">list</a></li><li data-type='method'><a href="module-model.ModelDefinition.html#save">save</a></li></ul></li><li><a href="module-model.ModelDefinitions.html">ModelDefinitions</a><ul class='methods'><li data-type='method'><a href="module-model.ModelDefinitions.html#add">add</a></li><li data-type='method'><a href="module-model.ModelDefinitions.html#mapThroughDefinitions">mapThroughDefinitions</a></li></ul></li><li><a href="module-model.ModelValidation.html">ModelValidation</a><ul class='methods'><li data-type='method'><a href="module-model.ModelValidation.html#.getModelValidation">getModelValidation</a></li><li data-type='method'><a href="module-model.ModelValidation.html#validate">validate</a></li><li data-type='method'><a href="module-model.ModelValidation.html#validateAgainstSchema">validateAgainstSchema</a></li></ul></li><li><a href="module-model.Pager.html">Pager</a><ul class='methods'><li data-type='method'><a href="module-model.Pager.html#getNextPage">getNextPage</a></li><li data-type='method'><a href="module-model.Pager.html#getPreviousPage">getPreviousPage</a></li><li data-type='method'><a href="module-model.Pager.html#goToPage">goToPage</a></li><li data-type='method'><a href="module-model.Pager.html#hasNextPage">hasNextPage</a></li><li data-type='method'><a href="module-model.Pager.html#hasPreviousPage">hasPreviousPage</a></li></ul></li><li><a href="module-system.System.html">System</a><ul class='methods'><li data-type='method'><a href="module-system.System.html#.compareVersions">compareVersions</a></li><li data-type='method'><a href="module-system.System.html#.getSystem">getSystem</a></li><li data-type='method'><a href="module-system.System.html#.isVersionCompatible">isVersionCompatible</a></li><li data-type='method'><a href="module-system.System.html#.parseVersionString">parseVersionString</a></li><li data-type='method'><a href="module-system.System.html#installAppVersion">installAppVersion</a></li><li data-type='method'><a href="module-system.System.html#loadAppStore">loadAppStore</a></li><li data-type='method'><a href="module-system.System.html#loadInstalledApps">loadInstalledApps</a></li><li data-type='method'><a href="module-system.System.html#reloadApps">reloadApps</a></li><li data-type='method'><a href="module-system.System.html#setInstalledApps">setInstalledApps</a></li><li data-type='method'><a href="module-system.System.html#setSystemInfo">setSystemInfo</a></li><li data-type='method'><a href="module-system.System.html#uninstallApp">uninstallApp</a></li><li data-type='method'><a href="module-system.System.html#uploadApp">uploadApp</a></li></ul></li><li><a href="module-system.SystemConfiguration.html">SystemConfiguration</a><ul class='methods'><li data-type='method'><a href="module-system.SystemConfiguration.html#all">all</a></li><li data-type='method'><a href="module-system.SystemConfiguration.html#get">get</a></li></ul></li><li><a href="module-system.SystemSettings.html">SystemSettings</a><ul class='methods'><li data-type='method'><a href="module-system.SystemSettings.html#all">all</a></li><li data-type='method'><a href="module-system.SystemSettings.html#get">get</a></li></ul></li></ul><h3>Modules</h3><ul><li><a href="module-analytics.html">analytics</a></li><li><a href="module-api.html">api</a></li><li><a href="module-current-user.html">current-user</a></li><li><a href="module-d2.html">d2</a><ul class='members'><li data-type='member'><a href="module-d2.html#.config">config</a></li></ul><ul class='methods'><li data-type='method'><a href="module-d2.html#.getInstance">getInstance</a></li><li data-type='method'><a href="module-d2.html#.getManifest">getManifest</a></li><li data-type='method'><a href="module-d2.html#.init">init</a></li><li data-type='method'><a href="module-d2.html#~getUserSettings">getUserSettings</a></li></ul></li><li><a href="module-datastore.html">datastore</a></li><li><a href="module-i18n.html">i18n</a></li><li><a href="module-lib_check.html">lib/check</a><ul class='methods'><li data-type='method'><a href="module-lib_check.html#.checkDefined">checkDefined</a></li><li data-type='method'><a href="module-lib_check.html#.isValidUid">isValidUid</a></li></ul></li><li><a href="module-lib_utils.html">lib/utils</a><ul class='methods'><li data-type='method'><a href="module-lib_utils.html#.customEncodeURIComponent">customEncodeURIComponent</a></li><li data-type='method'><a href="module-lib_utils.html#.pick">pick</a></li></ul></li><li><a href="module-model.html">model</a></li><li><a href="module-period_generators.html">period/generators</a><ul class='methods'><li data-type='method'><a href="module-period_generators.html#.createPeriodGeneratorsForLocale">createPeriodGeneratorsForLocale</a></li></ul></li><li><a href="module-system.html">system</a></li><li><a href="module-uid.html">uid</a><ul class='methods'><li data-type='method'><a href="module-uid.html#.generateUid">generateUid</a></li><li data-type='method'><a href="module-uid.html#.isValidUid">isValidUid</a></li></ul></li></ul><h3>Namespaces</h3><ul><li><a href="module-d2.init-d2.html">d2</a></li></ul><h3>Tutorials</h3><ul><li><a href="tutorial-FAQ.html">FAQ</a></li><li><a href="tutorial-overview.html">overview</a></li></ul><h3>Global</h3><ul><li><a href="global.html#addDataDimension">addDataDimension</a></li><li><a href="global.html#addDataFilter">addDataFilter</a></li><li><a href="global.html#addDimension">addDimension</a></li><li><a href="global.html#addFilter">addFilter</a></li><li><a href="global.html#addOrgUnitDimension">addOrgUnitDimension</a></li><li><a href="global.html#addOrgUnitFilter">addOrgUnitFilter</a></li><li><a href="global.html#addPeriodDimension">addPeriodDimension</a></li><li><a href="global.html#addPeriodFilter">addPeriodFilter</a></li><li><a href="global.html#byOrgUnit">byOrgUnit</a></li><li><a href="global.html#computeWeekBasedPeriod">computeWeekBasedPeriod</a></li><li><a href="global.html#getAll">getAll</a></li><li><a href="global.html">getGeoFeatures</a></li><li><a href="global.html">isValidDisplayName</a></li><li><a href="global.html">isValidOrgUnit</a></li><li><a href="global.html">isValidOrgUnitGroup</a></li><li><a href="global.html">isValidOrgUnitLevel</a></li><li><a href="global.html">isValidUserOrgUnit</a></li><li><a href="global.html#withAggregateData">withAggregateData</a></li><li><a href="global.html#withAggregationType">withAggregationType</a></li><li><a href="global.html#withApprovalLevel">withApprovalLevel</a></li><li><a href="global.html#withAsc">withAsc</a></li><li><a href="global.html#withBbox">withBbox</a></li><li><a href="global.html#withClusterSize">withClusterSize</a></li><li><a href="global.html#withCollapseDataDimensions">withCollapseDataDimensions</a></li><li><a href="global.html#withColumns">withColumns</a></li><li><a href="global.html#withCoordinateField">withCoordinateField</a></li><li><a href="global.html#withCoordinatesOnly">withCoordinatesOnly</a></li><li><a href="global.html#withDesc">withDesc</a></li><li><a href="global.html#withDisplayProperty">withDisplayProperty</a></li><li><a href="global.html#withEndDate">withEndDate</a></li><li><a href="global.html#withEventStatus">withEventStatus</a></li><li><a href="global.html#withFormat">withFormat</a></li><li><a href="global.html#withHideEmptyColumns">withHideEmptyColumns</a></li><li><a href="global.html#withHideEmptyRows">withHideEmptyRows</a></li><li><a href="global.html#withHierarchyMeta">withHierarchyMeta</a></li><li><a href="global.html#withIgnoreLimit">withIgnoreLimit</a></li><li><a href="global.html#withIncludeClusterPoints">withIncludeClusterPoints</a></li><li><a href="global.html#withIncludeMetadataDetails">withIncludeMetadataDetails</a></li><li><a href="global.html#withIncludeNumDen">withIncludeNumDen</a></li><li><a href="global.html#withInputIdScheme">withInputIdScheme</a></li><li><a href="global.html#withLimit">withLimit</a></li><li><a href="global.html#withMeasureCriteria">withMeasureCriteria</a></li><li><a href="global.html#withOuMode">withOuMode</a></li><li><a href="global.html#withOutputIdScheme">withOutputIdScheme</a></li><li><a href="global.html#withOutputType">withOutputType</a></li><li><a href="global.html#withPage">withPage</a></li><li><a href="global.html#withPageSize">withPageSize</a></li><li><a href="global.html#withParameters">withParameters</a></li><li><a href="global.html#withPath">withPath</a></li><li><a href="global.html#withPreAggregationMeasureCriteria">withPreAggregationMeasureCriteria</a></li><li><a href="global.html#withProgram">withProgram</a></li><li><a href="global.html#withProgramStatus">withProgramStatus</a></li><li><a href="global.html#withRelativePeriodDate">withRelativePeriodDate</a></li><li><a href="global.html#withRows">withRows</a></li><li><a href="global.html#withShowHierarchy">withShowHierarchy</a></li><li><a href="global.html#withSkipData">withSkipData</a></li><li><a href="global.html#withSkipMeta">withSkipMeta</a></li><li><a href="global.html#withSkipRounding">withSkipRounding</a></li><li><a href="global.html#withSortOrder">withSortOrder</a></li><li><a href="global.html#withStage">withStage</a></li><li><a href="global.html#withStartDate">withStartDate</a></li><li><a href="global.html#withTableLayout">withTableLayout</a></li><li><a href="global.html#withUserOrgUnit">withUserOrgUnit</a></li><li><a href="global.html#withValue">withValue</a></li></ul>
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<div id="main">
<h1 class="page-title">i18n/I18n.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>/**
* @module i18n
*/
import Api from '../api/Api'
/**
* I18n class for dealing with translations
*/
class I18n {
constructor(sources = [], api = Api.getApi()) {
this.sources = sources
this.api = api
this.strings = new Set()
this.translations = undefined
}
/**
* Adds a .properties file to the list of sources to load translations from
*
* Files are loaded in the order they're added, and the first translation of each string that's encountered will be
* used.
*
* @param {String} path
*/
addSource(path) {
this.sources.push(path)
}
/**
* Adds one or more strings to the list of strings to translate
*
* @param {(String[]|String)} strings
*/
addStrings(strings) {
if (typeof strings === 'string' && strings.trim().length > 0) {
this.strings.add(strings.trim())
} else {
Array.from(strings)
.filter(string => string && `${string}`.trim().length > 0)
.forEach(string => this.strings.add(string))
}
}
/**
* Load translations
*
* First, all properties files (specified with addSource) are loaded.
* Then, if any untranslated strings remain, these are POSTed to the i18n endpoint of the DHIS2 API.
*
* @returns {Promise}
*/
load() {
const i18n = this
i18n.translations = {}
function parseProperties(text) {
return text.split('\n').reduce((props, line) => {
const [key, value] = line.split('=').map(out => out.trim())
if (
key !== undefined &&
value !== undefined &&
!props.hasOwnProperty(key)
) {
props[key] = value.replace(
/\\u([0-9a-f]{4})/gi,
(match, grp) => String.fromCharCode(parseInt(grp, 16))
)
}
return props
}, {})
}
const propFiles = []
this.sources.forEach(source => {
propFiles.push(
i18n.api.request('GET', source).then(
data => Promise.resolve(parseProperties(data)),
// Resolve errors to an empty object, so that one missing file doesn't prevent
// the rest from being loaded
() => Promise.resolve({})
)
)
})
return Promise.all(propFiles).then(propFile => {
propFile.forEach(props => {
Object.keys(props).forEach(str => {
if (!i18n.translations.hasOwnProperty(str)) {
i18n.translations[str] = props[str]
}
this.strings.delete(str)
})
})
if (this.strings.size > 0) {
return i18n.api
.post('i18n', Array.from(i18n.strings))
.then(res => {
Object.keys(res)
.filter(str => str !== res[str])
.forEach(str => {
i18n.translations[str] = res[str]
i18n.strings.delete(str)
})
return Promise.resolve(i18n.translations)
})
}
return Promise.resolve(i18n.translations)
})
}
/**
* Gets the translated version of the specified string
*
* If no translation exists for the specified string, the string is returned as is with two asterisks on each side,
* in order to easily identify missing translations in the UI
*
* @param string
* @returns {String}
*/
getTranslation(string, variables = {}) {
if (this.translations === undefined) {
throw new Error('Tried to translate before loading translations!')
}
const translatedString = this.translations.hasOwnProperty(string)
? this.translations[string]
: `** ${string} **`
if (Object.keys(variables).length) {
return translatedString.replace(
/\$\$(.+?)\$\$/gi,
(match, partial) => variables[partial] || ''
)
}
return translatedString
}
/**
* Check if a translation exists for the specified string
*
* @param string
* @returns {boolean} True if a translation exists, false otherwise
*/
isTranslated(string) {
if (this.translations === undefined) {
throw new Error('Tried to translate before loading translations!')
}
return this.translations.hasOwnProperty(string)
}
/**
* Get the list of strings that don't have translations
*
* If no translations have been loaded yet, `undefined` is returned in stead.
*
* @returns {Array|undefined} Array of untranslated strings, or undefined if translations haven't been loaded
*/
getUntranslatedStrings() {
return this.translations ? Array.from(this.strings) : undefined
}
/**
* Return a new instance of this class
*
* @returns {I18n}
*/
static getI18n() {
return new I18n()
}
}
export default I18n
</code></pre>
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