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package info.magnolia.rest.delivery.jcr.i18n; |
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import info.magnolia.cms.i18n.I18nContentSupport; |
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import info.magnolia.objectfactory.Components; |
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import java.io.IOException; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Locale; |
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import javax.ws.rs.container.ContainerRequestContext; |
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import javax.ws.rs.container.ContainerRequestFilter; |
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import javax.ws.rs.core.UriInfo; |
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import javax.ws.rs.core.Variant; |
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import javax.ws.rs.ext.Provider; |
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import org.apache.commons.collections4.CollectionUtils; |
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import org.apache.commons.lang3.LocaleUtils; |
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import org.apache.commons.lang3.StringUtils; |
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@link |
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@Provider |
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@I18n |
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| 0% |
Uncovered Elements: 66 (66) |
Complexity: 25 |
Complexity Density: 0.71 |
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public class I18nContainerRequestFilter implements ContainerRequestFilter { |
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private static final String LANGUAGE_PARAM = "lang"; |
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private final I18nContentSupport i18nContentSupport; |
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| 0% |
Uncovered Elements: 1 (1) |
Complexity: 1 |
Complexity Density: 1 |
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public I18nContainerRequestFilter() {... |
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this.i18nContentSupport = Components.getComponent(I18nContentSupport.class); |
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} |
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| 0% |
Uncovered Elements: 9 (9) |
Complexity: 4 |
Complexity Density: 0.8 |
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@Override... |
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public void filter(ContainerRequestContext containerRequestContext) throws IOException { |
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Locale preferredLocale = determineLocaleFromQueryParameter(containerRequestContext.getUriInfo()); |
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if (preferredLocale == null) { |
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preferredLocale = determineLocaleFromRequest(containerRequestContext); |
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} |
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if (preferredLocale != null && isLocaleSupported(preferredLocale)) { |
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i18nContentSupport.setLocale(preferredLocale); |
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} |
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} |
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| 0% |
Uncovered Elements: 15 (15) |
Complexity: 4 |
Complexity Density: 0.44 |
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private Locale determineLocaleFromQueryParameter(UriInfo uriInfo) {... |
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String localeString = uriInfo.getQueryParameters().getFirst(LANGUAGE_PARAM); |
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if (StringUtils.isEmpty(localeString)) { |
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return null; |
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} |
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Locale locale = Locale.forLanguageTag(localeString); |
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if (!isValidLocale(locale)) { |
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return null; |
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} |
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if (!isLocaleSupported(locale)) { |
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locale = getNextLocale(locale); |
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} |
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return locale; |
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} |
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| 0% |
Uncovered Elements: 11 (11) |
Complexity: 5 |
Complexity Density: 0.71 |
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private Locale determineLocaleFromRequest(ContainerRequestContext request) {... |
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if (CollectionUtils.isEmpty(i18nContentSupport.getLocales()) || CollectionUtils.isEmpty(request.getAcceptableLanguages())) { |
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return null; |
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} |
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List<Variant> variantList = Variant.VariantListBuilder.newInstance().languages(i18nContentSupport.getLocales().toArray(new Locale[] {})).build(); |
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Variant bestMatch = request.getRequest().selectVariant(variantList); |
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if (bestMatch != null && bestMatch.getLanguage() != null) { |
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return bestMatch.getLanguage(); |
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} |
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return null; |
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} |
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| 0% |
Uncovered Elements: 5 (5) |
Complexity: 4 |
Complexity Density: 1.33 |
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private boolean isValidLocale(Locale locale) {... |
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if (locale == null || (locale != null && StringUtils.isEmpty(locale.getLanguage()))) { |
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return false; |
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} |
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return LocaleUtils.isAvailableLocale(locale); |
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} |
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| 0% |
Uncovered Elements: 1 (1) |
Complexity: 1 |
Complexity Density: 1 |
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private boolean isLocaleSupported(Locale locale) {... |
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return locale != null && i18nContentSupport.getLocales().stream().anyMatch(supportedLocale -> supportedLocale.equals(locale)); |
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} |
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@link |
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| 0% |
Uncovered Elements: 17 (17) |
Complexity: 6 |
Complexity Density: 0.67 |
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private Locale getNextLocale(Locale locale) {... |
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if (StringUtils.isNotEmpty(locale.getCountry())) { |
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Locale langOnlyLocale = new Locale(locale.getLanguage()); |
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if (isLocaleSupported(langOnlyLocale)) { |
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return langOnlyLocale; |
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} |
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} |
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for (Iterator<Locale> iter = i18nContentSupport.getLocales().iterator(); iter.hasNext(); ) { |
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Locale otherCountryLocale = iter.next(); |
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if (locale.getLanguage().equals(otherCountryLocale.getLanguage()) && !locale.equals(otherCountryLocale)) { |
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return otherCountryLocale; |
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} |
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} |
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return null; |
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} |
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} |