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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.HijrahChronology;
20 import java.time.chrono.JapaneseChronology;
21 import java.time.chrono.ThaiBuddhistChronology;
22 import java.time.format.DateTimeFormatter;
23 import java.time.format.DecimalStyle;
24 import java.time.temporal.TemporalAccessor;
25 import java.util.Date;
26 import java.util.HashMap;
27 import java.util.Map;
28 import java.util.concurrent.ConcurrentHashMap;
29
30 import org.apache.commons.lang3.StringUtils;
31 import org.htmlunit.BrowserVersion;
32 import org.htmlunit.corejs.javascript.Context;
33 import org.htmlunit.corejs.javascript.Function;
34 import org.htmlunit.corejs.javascript.FunctionObject;
35 import org.htmlunit.corejs.javascript.NativeArray;
36 import org.htmlunit.corejs.javascript.Scriptable;
37 import org.htmlunit.javascript.HtmlUnitScriptable;
38 import org.htmlunit.javascript.JavaScriptEngine;
39 import org.htmlunit.javascript.configuration.JsxClass;
40 import org.htmlunit.javascript.configuration.JsxConstructor;
41 import org.htmlunit.javascript.configuration.JsxFunction;
42 import org.htmlunit.javascript.host.Window;
43
44
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48
49
50 @JsxClass
51 public class DateTimeFormat extends HtmlUnitScriptable {
52
53 private static final ConcurrentHashMap<String, String> CHROME_FORMATS_ = new ConcurrentHashMap<>();
54 private static final ConcurrentHashMap<String, String> EDGE_FORMATS_ = new ConcurrentHashMap<>();
55 private static final ConcurrentHashMap<String, String> FF_FORMATS_ = new ConcurrentHashMap<>();
56 private static final ConcurrentHashMap<String, String> FF_ESR_FORMATS_ = new ConcurrentHashMap<>();
57
58 private static final ConcurrentHashMap<String, Chronology> CHROME_CHRONOLOGIES_ = new ConcurrentHashMap<>();
59 private static final ConcurrentHashMap<String, Chronology> EDGE_CHRONOLOGIES_ = new ConcurrentHashMap<>();
60 private static final ConcurrentHashMap<String, Chronology> FF_CHRONOLOGIES_ = new ConcurrentHashMap<>();
61 private static final ConcurrentHashMap<String, Chronology> FF_ESR_CHRONOLOGIES_ = new ConcurrentHashMap<>();
62
63 private transient DateTimeFormatHelper formatter_;
64
65 static {
66 final String ddSlash = "\u200Edd\u200E/\u200EMM\u200E/\u200EYYYY";
67 final String ddDash = "\u200Edd\u200E-\u200EMM\u200E-\u200EYYYY";
68 final String ddDot = "\u200Edd\u200E.\u200EMM\u200E.\u200EYYYY";
69 final String ddDotDot = "\u200Edd\u200E.\u200EMM\u200E.\u200EYYYY\u200E.";
70 final String ddDotBlank = "\u200Edd\u200E. \u200EMM\u200E. \u200EYYYY";
71 final String ddDotBlankDot = "\u200Edd\u200E. \u200EMM\u200E. \u200EYYYY.";
72 final String mmSlash = "\u200EMM\u200E/\u200Edd\u200E/\u200EYYYY";
73 final String yyyySlash = "\u200EYYYY\u200E/\u200EMM\u200E/\u200Edd";
74 final String yyyyDash = "\u200EYYYY\u200E-\u200EMM\u200E-\u200Edd";
75 final String yyyyDotBlankDot = "\u200EYYYY\u200E. \u200EMM\u200E. \u200Edd.";
76
77 final Map<String, String> commonFormats = new HashMap<>();
78 commonFormats.put("", ddDot);
79 commonFormats.put("ar", "dd\u200F/MM\u200F/YYYY");
80 commonFormats.put("ban", mmSlash);
81 commonFormats.put("be", ddDot);
82 commonFormats.put("bg", ddDot + "\u200E \u0433.");
83 commonFormats.put("ca", ddSlash);
84 commonFormats.put("cs", ddDotBlank);
85 commonFormats.put("da", ddDot);
86 commonFormats.put("de", ddDot);
87 commonFormats.put("el", ddSlash);
88 commonFormats.put("en", mmSlash);
89 commonFormats.put("en-CA", yyyyDash);
90 commonFormats.put("en-NZ", ddSlash);
91 commonFormats.put("en-PA", ddSlash);
92 commonFormats.put("en-PR", ddSlash);
93 commonFormats.put("en-PH", mmSlash);
94 commonFormats.put("en-AU", ddSlash);
95 commonFormats.put("en-GB", ddSlash);
96 commonFormats.put("en-IE", ddSlash);
97 commonFormats.put("en-IN", ddSlash);
98 commonFormats.put("en-MT", ddSlash);
99 commonFormats.put("en-SG", ddSlash);
100 commonFormats.put("en-ZA", yyyySlash);
101 commonFormats.put("es", ddSlash);
102 commonFormats.put("es-CL", ddDash);
103 commonFormats.put("es-PA", mmSlash);
104 commonFormats.put("es-PR", mmSlash);
105 commonFormats.put("es-US", ddSlash);
106 commonFormats.put("et", ddDot);
107 commonFormats.put("fi", ddDot);
108 commonFormats.put("fr", ddSlash);
109 commonFormats.put("fr-CA", yyyyDash);
110 commonFormats.put("ga", ddSlash);
111 commonFormats.put("hi", ddSlash);
112 commonFormats.put("hr", ddDotBlankDot);
113 commonFormats.put("hu", yyyyDotBlankDot);
114 commonFormats.put("id", ddSlash);
115 commonFormats.put("in", ddSlash);
116 commonFormats.put("is", ddDot);
117 commonFormats.put("it", ddSlash);
118 commonFormats.put("iw", ddDot);
119 commonFormats.put("ja", yyyySlash);
120 commonFormats.put("ja-JP-u-ca-japanese", "'H'yy/MM/dd");
121 commonFormats.put("ko", yyyyDotBlankDot);
122 commonFormats.put("lt", yyyyDash);
123 commonFormats.put("lv", ddDotDot);
124 commonFormats.put("mk", ddDot);
125 commonFormats.put("ms", ddSlash);
126 commonFormats.put("mt", mmSlash);
127 commonFormats.put("nl", ddDash);
128 commonFormats.put("nl-BE", ddSlash);
129 commonFormats.put("pl", ddDot);
130 commonFormats.put("pt", ddSlash);
131 commonFormats.put("ro", ddDot);
132 commonFormats.put("ru", ddDot);
133 commonFormats.put("sk", ddDotBlank);
134 commonFormats.put("sl", ddDotBlank);
135 commonFormats.put("sq", ddDot);
136 commonFormats.put("sr", ddDotBlankDot);
137 commonFormats.put("sv", yyyyDash);
138 commonFormats.put("th", ddSlash);
139 commonFormats.put("tr", ddDot);
140 commonFormats.put("uk", ddDot);
141 commonFormats.put("vi", ddSlash);
142 commonFormats.put("zh", yyyySlash);
143 commonFormats.put("zh-HK", ddSlash);
144 commonFormats.put("zh-SG", "\u200EYYYY\u200E\u5E74\u200EMM\u200E\u6708\u200Edd\u200E\u65E5");
145 commonFormats.put("fr-CH", ddDot);
146
147 FF_FORMATS_.putAll(commonFormats);
148 FF_FORMATS_.put("mk", ddDot + "\u200E \u0433.");
149
150 commonFormats.put("ar-SA", "d\u200F/M\u200F/YYYY هـ");
151 FF_ESR_FORMATS_.putAll(commonFormats);
152
153 commonFormats.put("be", mmSlash);
154 commonFormats.put("ga", mmSlash);
155 commonFormats.put("is", mmSlash);
156 commonFormats.put("mk", mmSlash);
157
158 EDGE_FORMATS_.putAll(commonFormats);
159
160 CHROME_FORMATS_.putAll(commonFormats);
161 CHROME_FORMATS_.put("sq", mmSlash);
162
163 final Map<String, Chronology> commonChronologies = new HashMap<>();
164 commonChronologies.put("ja-JP-u-ca-japanese", JapaneseChronology.INSTANCE);
165 commonChronologies.put("th", ThaiBuddhistChronology.INSTANCE);
166 commonChronologies.put("th-TH", ThaiBuddhistChronology.INSTANCE);
167
168 FF_CHRONOLOGIES_.putAll(commonChronologies);
169
170 commonChronologies.put("ar-SA", HijrahChronology.INSTANCE);
171 CHROME_CHRONOLOGIES_.putAll(commonChronologies);
172 EDGE_CHRONOLOGIES_.putAll(commonChronologies);
173 FF_ESR_CHRONOLOGIES_.putAll(commonChronologies);
174 }
175
176
177
178
179 public DateTimeFormat() {
180 super();
181 }
182
183 private DateTimeFormat(final String[] locales, final BrowserVersion browserVersion) {
184 super();
185
186 final Map<String, String> formats;
187 final Map<String, Chronology> chronologies;
188 if (browserVersion.isChrome()) {
189 formats = CHROME_FORMATS_;
190 chronologies = CHROME_CHRONOLOGIES_;
191 }
192 else if (browserVersion.isEdge()) {
193 formats = EDGE_FORMATS_;
194 chronologies = EDGE_CHRONOLOGIES_;
195 }
196 else if (browserVersion.isFirefoxESR()) {
197 formats = FF_ESR_FORMATS_;
198 chronologies = FF_ESR_CHRONOLOGIES_;
199 }
200 else {
201 formats = FF_FORMATS_;
202 chronologies = FF_CHRONOLOGIES_;
203 }
204
205 String locale = browserVersion.getBrowserLocale().toLanguageTag();
206 String pattern = getPattern(formats, locale);
207
208 for (final String l : locales) {
209 pattern = getPattern(formats, l);
210 if (pattern != null) {
211 locale = l;
212 }
213 }
214
215 if (pattern == null) {
216 pattern = formats.get("");
217 }
218
219 if (!locale.startsWith("ar")) {
220 pattern = pattern.replace("\u200E", "");
221 }
222
223 final Chronology chronology = getChronology(chronologies, locale);
224
225 formatter_ = new DateTimeFormatHelper(locale, chronology, pattern);
226 }
227
228 private static String getPattern(final Map<String, String> formats, String locale) {
229 if ("no-NO-NY".equals(locale)) {
230 throw JavaScriptEngine.rangeError("Invalid language tag: " + locale);
231 }
232 String pattern = formats.get(locale);
233 while (pattern == null && locale.indexOf('-') != -1) {
234 locale = locale.substring(0, locale.lastIndexOf('-'));
235 pattern = formats.get(locale);
236 }
237 return pattern;
238 }
239
240 private static Chronology getChronology(final Map<String, Chronology> chronologies, String locale) {
241 Chronology chronology = chronologies.get(locale);
242 while (chronology == null && locale.indexOf('-') != -1) {
243 locale = locale.substring(0, locale.lastIndexOf('-'));
244 chronology = chronologies.get(locale);
245 }
246 return chronology;
247 }
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257
258 @JsxConstructor
259 public static Scriptable jsConstructor(final Context cx, final Scriptable scope,
260 final Object[] args, final Function ctorObj, final boolean inNewExpr) {
261 final String[] locales;
262 if (args.length != 0) {
263 if (args[0] instanceof NativeArray) {
264 final NativeArray array = (NativeArray) args[0];
265 locales = new String[(int) array.getLength()];
266 for (int i = 0; i < locales.length; i++) {
267 locales[i] = JavaScriptEngine.toString(array.get(i));
268 }
269 }
270 else {
271 locales = new String[] {JavaScriptEngine.toString(args[0])};
272 }
273 }
274 else {
275 locales = new String[0];
276 }
277
278 final Window window = getWindow(ctorObj);
279 final DateTimeFormat format = new DateTimeFormat(locales, window.getBrowserVersion());
280 format.setParentScope(window);
281 format.setPrototype(((FunctionObject) ctorObj).getClassPrototype());
282 return format;
283 }
284
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289
290 @JsxFunction
291 public String format(final Object object) {
292 final Date date = (Date) Context.jsToJava(object, Date.class);
293 return formatter_.format(date, Context.getCurrentContext().getTimeZone().toZoneId());
294 }
295
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297
298
299
300 @JsxFunction
301 public Scriptable resolvedOptions() {
302 final Context cx = Context.getCurrentContext();
303 final Scriptable options = cx.newObject(getParentScope());
304 options.put("timeZone", options, cx.getTimeZone().getID());
305
306 if (StringUtils.isEmpty(formatter_.locale_)) {
307 options.put("locale", options, cx.getLocale().toLanguageTag());
308 }
309 else {
310 options.put("locale", options, formatter_.locale_);
311 }
312 return options;
313 }
314
315
316
317
318 static final class DateTimeFormatHelper {
319
320 private final DateTimeFormatter formatter_;
321 private Chronology chronology_;
322 private final String locale_;
323
324 DateTimeFormatHelper(final String locale, final Chronology chronology, final String pattern) {
325 locale_ = locale;
326 chronology_ = chronology;
327
328 if (locale.startsWith("ar")
329 && !"ar-DZ".equals(locale)
330 && !"ar-LY".equals(locale)
331 && !"ar-MA".equals(locale)
332 && !"ar-TN".equals(locale)) {
333 final DecimalStyle decimalStyle = DecimalStyle.STANDARD.withZeroDigit('\u0660');
334 formatter_ = DateTimeFormatter.ofPattern(pattern).withDecimalStyle(decimalStyle);
335 }
336 else {
337 formatter_ = DateTimeFormatter.ofPattern(pattern);
338 }
339 }
340
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345
346
347 String format(final Date date, final ZoneId zoneId) {
348 TemporalAccessor zonedDateTime = date.toInstant().atZone(zoneId);
349 if (chronology_ != null) {
350 zonedDateTime = chronology_.date(zonedDateTime);
351 }
352 return formatter_.format(zonedDateTime);
353 }
354 }
355 }