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15 package org.htmlunit.javascript.host.intl;
16
17 import java.time.ZoneId;
18 import java.time.chrono.Chronology;
19 import java.time.chrono.JapaneseChronology;
20 import java.time.chrono.ThaiBuddhistChronology;
21 import java.time.format.DateTimeFormatter;
22 import java.time.format.DecimalStyle;
23 import java.time.temporal.TemporalAccessor;
24 import java.util.Date;
25 import java.util.HashMap;
26 import java.util.Map;
27 import java.util.concurrent.ConcurrentHashMap;
28
29 import org.htmlunit.BrowserVersion;
30 import org.htmlunit.corejs.javascript.Context;
31 import org.htmlunit.corejs.javascript.Function;
32 import org.htmlunit.corejs.javascript.FunctionObject;
33 import org.htmlunit.corejs.javascript.NativeArray;
34 import org.htmlunit.corejs.javascript.Scriptable;
35 import org.htmlunit.corejs.javascript.VarScope;
36 import org.htmlunit.javascript.HtmlUnitScriptable;
37 import org.htmlunit.javascript.JavaScriptEngine;
38 import org.htmlunit.javascript.configuration.JsxClass;
39 import org.htmlunit.javascript.configuration.JsxConstructor;
40 import org.htmlunit.javascript.configuration.JsxFunction;
41 import org.htmlunit.javascript.configuration.JsxStaticFunction;
42 import org.htmlunit.javascript.configuration.JsxSymbolConstant;
43 import org.htmlunit.javascript.host.Window;
44 import org.htmlunit.util.StringUtils;
45
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52
53 @JsxClass
54 public class DateTimeFormat extends HtmlUnitScriptable {
55
56
57 @JsxSymbolConstant
58 public static final String TO_STRING_TAG = "Intl.DateTimeFormat";
59
60 private static final ConcurrentHashMap<String, String> CHROME_FORMATS_ = new ConcurrentHashMap<>();
61 private static final ConcurrentHashMap<String, String> EDGE_FORMATS_ = new ConcurrentHashMap<>();
62 private static final ConcurrentHashMap<String, String> FF_FORMATS_ = new ConcurrentHashMap<>();
63 private static final ConcurrentHashMap<String, String> FF_ESR_FORMATS_ = new ConcurrentHashMap<>();
64
65 private static final ConcurrentHashMap<String, Chronology> CHROME_CHRONOLOGIES_ = new ConcurrentHashMap<>();
66 private static final ConcurrentHashMap<String, Chronology> EDGE_CHRONOLOGIES_ = new ConcurrentHashMap<>();
67 private static final ConcurrentHashMap<String, Chronology> FF_CHRONOLOGIES_ = new ConcurrentHashMap<>();
68 private static final ConcurrentHashMap<String, Chronology> FF_ESR_CHRONOLOGIES_ = new ConcurrentHashMap<>();
69
70 private transient DateTimeFormatHelper formatter_;
71
72 static {
73 final String ddSlash = "\u200Edd\u200E/\u200EMM\u200E/\u200EYYYY";
74 final String ddDash = "\u200Edd\u200E-\u200EMM\u200E-\u200EYYYY";
75 final String ddDot = "\u200Edd\u200E.\u200EMM\u200E.\u200EYYYY";
76 final String ddDotDot = "\u200Edd\u200E.\u200EMM\u200E.\u200EYYYY\u200E.";
77 final String ddDotBlank = "\u200Edd\u200E. \u200EMM\u200E. \u200EYYYY";
78 final String ddDotBlankDot = "\u200Edd\u200E. \u200EMM\u200E. \u200EYYYY.";
79 final String mmSlash = "\u200EMM\u200E/\u200Edd\u200E/\u200EYYYY";
80 final String yyyySlash = "\u200EYYYY\u200E/\u200EMM\u200E/\u200Edd";
81 final String yyyyDash = "\u200EYYYY\u200E-\u200EMM\u200E-\u200Edd";
82 final String yyyyDotBlankDot = "\u200EYYYY\u200E. \u200EMM\u200E. \u200Edd.";
83
84 final Map<String, String> commonFormats = new HashMap<>();
85 commonFormats.put("", ddDot);
86 commonFormats.put("ar", "dd\u200F/MM\u200F/YYYY");
87 commonFormats.put("ban", mmSlash);
88 commonFormats.put("be", ddDot);
89 commonFormats.put("bg", ddDot + "\u200E \u0433.");
90 commonFormats.put("ca", ddSlash);
91 commonFormats.put("cs", ddDotBlank);
92 commonFormats.put("da", ddDot);
93 commonFormats.put("de", ddDot);
94 commonFormats.put("el", ddSlash);
95 commonFormats.put("en", mmSlash);
96 commonFormats.put("en-CA", yyyyDash);
97 commonFormats.put("en-NZ", ddSlash);
98 commonFormats.put("en-PA", ddSlash);
99 commonFormats.put("en-PR", ddSlash);
100 commonFormats.put("en-PH", mmSlash);
101 commonFormats.put("en-AU", ddSlash);
102 commonFormats.put("en-GB", ddSlash);
103 commonFormats.put("en-IE", ddSlash);
104 commonFormats.put("en-IN", ddSlash);
105 commonFormats.put("en-MT", ddSlash);
106 commonFormats.put("en-SG", ddSlash);
107 commonFormats.put("en-ZA", yyyySlash);
108 commonFormats.put("es", ddSlash);
109 commonFormats.put("es-CL", ddDash);
110 commonFormats.put("es-PA", mmSlash);
111 commonFormats.put("es-PR", mmSlash);
112 commonFormats.put("es-US", ddSlash);
113 commonFormats.put("et", ddDot);
114 commonFormats.put("fi", ddDot);
115 commonFormats.put("fr", ddSlash);
116 commonFormats.put("fr-CA", yyyyDash);
117 commonFormats.put("ga", ddSlash);
118 commonFormats.put("hi", ddSlash);
119 commonFormats.put("hr", ddDotBlankDot);
120 commonFormats.put("hu", yyyyDotBlankDot);
121 commonFormats.put("id", ddSlash);
122 commonFormats.put("in", ddSlash);
123 commonFormats.put("is", ddDot);
124 commonFormats.put("it", ddSlash);
125 commonFormats.put("iw", ddDot);
126 commonFormats.put("ja", yyyySlash);
127 commonFormats.put("ja-JP-u-ca-japanese", "'H'yy/MM/dd");
128 commonFormats.put("ko", yyyyDotBlankDot);
129 commonFormats.put("lt", yyyyDash);
130 commonFormats.put("lv", ddDotDot);
131 commonFormats.put("mk", ddDot + "\u200E \u0433.");
132 commonFormats.put("ms", ddSlash);
133 commonFormats.put("mt", mmSlash);
134 commonFormats.put("nl", ddDash);
135 commonFormats.put("nl-BE", ddSlash);
136 commonFormats.put("pl", ddDot);
137 commonFormats.put("pt", ddSlash);
138 commonFormats.put("ro", ddDot);
139 commonFormats.put("ru", ddDot);
140 commonFormats.put("sk", ddDotBlank);
141 commonFormats.put("sl", ddDotBlank);
142 commonFormats.put("sq", ddDot);
143 commonFormats.put("sr", ddDotBlankDot);
144 commonFormats.put("sv", yyyyDash);
145 commonFormats.put("th", ddSlash);
146 commonFormats.put("tr", ddDot);
147 commonFormats.put("uk", ddDot);
148 commonFormats.put("vi", ddSlash);
149 commonFormats.put("zh", yyyySlash);
150 commonFormats.put("zh-HK", ddSlash);
151 commonFormats.put("zh-SG", "\u200EYYYY\u200E\u5E74\u200EMM\u200E\u6708\u200Edd\u200E\u65E5");
152 commonFormats.put("fr-CH", ddDot);
153
154 FF_FORMATS_.putAll(commonFormats);
155 FF_ESR_FORMATS_.putAll(commonFormats);
156
157 commonFormats.put("be", mmSlash);
158 commonFormats.put("ga", mmSlash);
159 commonFormats.put("is", mmSlash);
160 commonFormats.put("mk", mmSlash);
161
162 EDGE_FORMATS_.putAll(commonFormats);
163
164 CHROME_FORMATS_.putAll(commonFormats);
165 CHROME_FORMATS_.put("sq", mmSlash);
166
167 final Map<String, Chronology> commonChronologies = new HashMap<>();
168 commonChronologies.put("ja-JP-u-ca-japanese", JapaneseChronology.INSTANCE);
169 commonChronologies.put("th", ThaiBuddhistChronology.INSTANCE);
170 commonChronologies.put("th-TH", ThaiBuddhistChronology.INSTANCE);
171
172 FF_CHRONOLOGIES_.putAll(commonChronologies);
173 FF_ESR_CHRONOLOGIES_.putAll(commonChronologies);
174 CHROME_CHRONOLOGIES_.putAll(commonChronologies);
175 EDGE_CHRONOLOGIES_.putAll(commonChronologies);
176 }
177
178
179
180
181 public DateTimeFormat() {
182 super();
183 }
184
185 private DateTimeFormat(final String[] locales, final BrowserVersion browserVersion) {
186 super();
187
188 final Map<String, String> formats;
189 final Map<String, Chronology> chronologies;
190 if (browserVersion.isChrome()) {
191 formats = CHROME_FORMATS_;
192 chronologies = CHROME_CHRONOLOGIES_;
193 }
194 else if (browserVersion.isEdge()) {
195 formats = EDGE_FORMATS_;
196 chronologies = EDGE_CHRONOLOGIES_;
197 }
198 else if (browserVersion.isFirefoxESR()) {
199 formats = FF_ESR_FORMATS_;
200 chronologies = FF_ESR_CHRONOLOGIES_;
201 }
202 else {
203 formats = FF_FORMATS_;
204 chronologies = FF_CHRONOLOGIES_;
205 }
206
207 String locale = browserVersion.getBrowserLocale().toLanguageTag();
208 String pattern = getPattern(formats, locale);
209
210 for (final String l : locales) {
211 pattern = getPattern(formats, l);
212 if (pattern != null) {
213 locale = l;
214 }
215 }
216
217 if (pattern == null) {
218 pattern = formats.get("");
219 }
220
221 if (!locale.startsWith("ar")) {
222 pattern = pattern.replace("\u200E", "");
223 }
224
225 final Chronology chronology = getChronology(chronologies, locale);
226
227 formatter_ = new DateTimeFormatHelper(locale, chronology, pattern);
228 }
229
230 private static String getPattern(final Map<String, String> formats, String locale) {
231 if ("no-NO-NY".equals(locale)) {
232 throw JavaScriptEngine.rangeError("Invalid language tag: " + locale);
233 }
234 String pattern = formats.get(locale);
235 while (pattern == null && locale.indexOf('-') != -1) {
236 locale = locale.substring(0, locale.lastIndexOf('-'));
237 pattern = formats.get(locale);
238 }
239 return pattern;
240 }
241
242 private static Chronology getChronology(final Map<String, Chronology> chronologies, String locale) {
243 Chronology chronology = chronologies.get(locale);
244 while (chronology == null && locale.indexOf('-') != -1) {
245 locale = locale.substring(0, locale.lastIndexOf('-'));
246 chronology = chronologies.get(locale);
247 }
248 return chronology;
249 }
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260 @JsxConstructor
261 public static Scriptable jsConstructor(final Context cx, final VarScope scope,
262 final Object[] args, final Function ctorObj, final boolean inNewExpr) {
263 final String[] locales;
264 if (args.length != 0) {
265 if (args[0] instanceof NativeArray array) {
266 locales = new String[(int) array.getLength()];
267 for (int i = 0; i < locales.length; i++) {
268 locales[i] = JavaScriptEngine.toString(array.get(i));
269 }
270 }
271 else {
272 locales = new String[] {JavaScriptEngine.toString(args[0])};
273 }
274 }
275 else {
276 locales = new String[0];
277 }
278
279 final Window window = getWindow(ctorObj);
280 final DateTimeFormat format = new DateTimeFormat(locales, window.getBrowserVersion());
281 format.setParentScope(getTopLevelScope(scope));
282 format.setPrototype(((FunctionObject) ctorObj).getClassPrototype());
283 return format;
284 }
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290
291 @JsxFunction
292 public String format(final Object object) {
293 final Date date = (Date) Context.jsToJava(object, Date.class);
294 return formatter_.format(date, Context.getCurrentContext().getTimeZone().toZoneId());
295 }
296
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298
299
300
301 @JsxFunction
302 public Scriptable resolvedOptions() {
303 final Context cx = Context.getCurrentContext();
304 final Scriptable options = JavaScriptEngine.newObject(getParentScope());
305 options.put("timeZone", options, cx.getTimeZone().getID());
306
307 if (StringUtils.isEmptyOrNull(formatter_.locale_)) {
308 options.put("locale", options, cx.getLocale().toLanguageTag());
309 }
310 else {
311 options.put("locale", options, formatter_.locale_);
312 }
313 return options;
314 }
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323 @JsxStaticFunction
324 public static Scriptable supportedLocalesOf(final Scriptable localesArgument, final Scriptable options) {
325 return Intl.supportedLocalesOf(localesArgument);
326 }
327
328 @Override
329 public Object getDefaultValue(final Class<?> hint) {
330 if (String.class.equals(hint) || hint == null) {
331 return "[object Intl.DateTimeFormat]";
332 }
333 return super.getDefaultValue(hint);
334 }
335
336
337
338
339 static final class DateTimeFormatHelper {
340
341 private final DateTimeFormatter formatter_;
342 private final Chronology chronology_;
343 private final String locale_;
344
345 DateTimeFormatHelper(final String locale, final Chronology chronology, final String pattern) {
346 locale_ = locale;
347 chronology_ = chronology;
348
349 if (locale.startsWith("ar")
350 && !"ar-DZ".equals(locale)
351 && !"ar-LY".equals(locale)
352 && !"ar-MA".equals(locale)
353 && !"ar-TN".equals(locale)) {
354 final DecimalStyle decimalStyle = DecimalStyle.STANDARD.withZeroDigit('\u0660');
355 formatter_ = DateTimeFormatter.ofPattern(pattern).withDecimalStyle(decimalStyle);
356 }
357 else {
358 formatter_ = DateTimeFormatter.ofPattern(pattern);
359 }
360 }
361
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367
368 String format(final Date date, final ZoneId zoneId) {
369 TemporalAccessor zonedDateTime = date.toInstant().atZone(zoneId);
370 if (chronology_ != null) {
371 zonedDateTime = chronology_.date(zonedDateTime);
372 }
373 return formatter_.format(zonedDateTime);
374 }
375 }
376 }