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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.htmlunit.BrowserVersion;
31 import org.htmlunit.corejs.javascript.Context;
32 import org.htmlunit.corejs.javascript.Function;
33 import org.htmlunit.corejs.javascript.FunctionObject;
34 import org.htmlunit.corejs.javascript.NativeArray;
35 import org.htmlunit.corejs.javascript.Scriptable;
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.host.Window;
42 import org.htmlunit.util.StringUtils;
43
44
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46
47
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 + "\u200E \u0433.");
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_ESR_FORMATS_.putAll(commonFormats);
149
150 commonFormats.put("be", mmSlash);
151 commonFormats.put("ga", mmSlash);
152 commonFormats.put("is", mmSlash);
153 commonFormats.put("mk", mmSlash);
154 commonFormats.put("ar-SA", "d\u200F/M\u200F/YYYY هـ");
155
156 EDGE_FORMATS_.putAll(commonFormats);
157
158 CHROME_FORMATS_.putAll(commonFormats);
159 CHROME_FORMATS_.put("sq", mmSlash);
160
161 final Map<String, Chronology> commonChronologies = new HashMap<>();
162 commonChronologies.put("ja-JP-u-ca-japanese", JapaneseChronology.INSTANCE);
163 commonChronologies.put("th", ThaiBuddhistChronology.INSTANCE);
164 commonChronologies.put("th-TH", ThaiBuddhistChronology.INSTANCE);
165
166 FF_CHRONOLOGIES_.putAll(commonChronologies);
167 FF_ESR_CHRONOLOGIES_.putAll(commonChronologies);
168
169 commonChronologies.put("ar-SA", HijrahChronology.INSTANCE);
170 CHROME_CHRONOLOGIES_.putAll(commonChronologies);
171 EDGE_CHRONOLOGIES_.putAll(commonChronologies);
172 }
173
174
175
176
177 public DateTimeFormat() {
178 super();
179 }
180
181 private DateTimeFormat(final String[] locales, final BrowserVersion browserVersion) {
182 super();
183
184 final Map<String, String> formats;
185 final Map<String, Chronology> chronologies;
186 if (browserVersion.isChrome()) {
187 formats = CHROME_FORMATS_;
188 chronologies = CHROME_CHRONOLOGIES_;
189 }
190 else if (browserVersion.isEdge()) {
191 formats = EDGE_FORMATS_;
192 chronologies = EDGE_CHRONOLOGIES_;
193 }
194 else if (browserVersion.isFirefoxESR()) {
195 formats = FF_ESR_FORMATS_;
196 chronologies = FF_ESR_CHRONOLOGIES_;
197 }
198 else {
199 formats = FF_FORMATS_;
200 chronologies = FF_CHRONOLOGIES_;
201 }
202
203 String locale = browserVersion.getBrowserLocale().toLanguageTag();
204 String pattern = getPattern(formats, locale);
205
206 for (final String l : locales) {
207 pattern = getPattern(formats, l);
208 if (pattern != null) {
209 locale = l;
210 }
211 }
212
213 if (pattern == null) {
214 pattern = formats.get("");
215 }
216
217 if (!locale.startsWith("ar")) {
218 pattern = pattern.replace("\u200E", "");
219 }
220
221 final Chronology chronology = getChronology(chronologies, locale);
222
223 formatter_ = new DateTimeFormatHelper(locale, chronology, pattern);
224 }
225
226 private static String getPattern(final Map<String, String> formats, String locale) {
227 if ("no-NO-NY".equals(locale)) {
228 throw JavaScriptEngine.rangeError("Invalid language tag: " + locale);
229 }
230 String pattern = formats.get(locale);
231 while (pattern == null && locale.indexOf('-') != -1) {
232 locale = locale.substring(0, locale.lastIndexOf('-'));
233 pattern = formats.get(locale);
234 }
235 return pattern;
236 }
237
238 private static Chronology getChronology(final Map<String, Chronology> chronologies, String locale) {
239 Chronology chronology = chronologies.get(locale);
240 while (chronology == null && locale.indexOf('-') != -1) {
241 locale = locale.substring(0, locale.lastIndexOf('-'));
242 chronology = chronologies.get(locale);
243 }
244 return chronology;
245 }
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255
256 @JsxConstructor
257 public static Scriptable jsConstructor(final Context cx, final Scriptable scope,
258 final Object[] args, final Function ctorObj, final boolean inNewExpr) {
259 final String[] locales;
260 if (args.length != 0) {
261 if (args[0] instanceof NativeArray) {
262 final NativeArray array = (NativeArray) args[0];
263 locales = new String[(int) array.getLength()];
264 for (int i = 0; i < locales.length; i++) {
265 locales[i] = JavaScriptEngine.toString(array.get(i));
266 }
267 }
268 else {
269 locales = new String[] {JavaScriptEngine.toString(args[0])};
270 }
271 }
272 else {
273 locales = new String[0];
274 }
275
276 final Window window = getWindow(ctorObj);
277 final DateTimeFormat format = new DateTimeFormat(locales, window.getBrowserVersion());
278 format.setParentScope(window);
279 format.setPrototype(((FunctionObject) ctorObj).getClassPrototype());
280 return format;
281 }
282
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287
288 @JsxFunction
289 public String format(final Object object) {
290 final Date date = (Date) Context.jsToJava(object, Date.class);
291 return formatter_.format(date, Context.getCurrentContext().getTimeZone().toZoneId());
292 }
293
294
295
296
297
298 @JsxFunction
299 public Scriptable resolvedOptions() {
300 final Context cx = Context.getCurrentContext();
301 final Scriptable options = cx.newObject(getParentScope());
302 options.put("timeZone", options, cx.getTimeZone().getID());
303
304 if (StringUtils.isEmptyOrNull(formatter_.locale_)) {
305 options.put("locale", options, cx.getLocale().toLanguageTag());
306 }
307 else {
308 options.put("locale", options, formatter_.locale_);
309 }
310 return options;
311 }
312
313
314
315
316 static final class DateTimeFormatHelper {
317
318 private final DateTimeFormatter formatter_;
319 private final Chronology chronology_;
320 private final String locale_;
321
322 DateTimeFormatHelper(final String locale, final Chronology chronology, final String pattern) {
323 locale_ = locale;
324 chronology_ = chronology;
325
326 if (locale.startsWith("ar")
327 && !"ar-DZ".equals(locale)
328 && !"ar-LY".equals(locale)
329 && !"ar-MA".equals(locale)
330 && !"ar-TN".equals(locale)) {
331 final DecimalStyle decimalStyle = DecimalStyle.STANDARD.withZeroDigit('\u0660');
332 formatter_ = DateTimeFormatter.ofPattern(pattern).withDecimalStyle(decimalStyle);
333 }
334 else {
335 formatter_ = DateTimeFormatter.ofPattern(pattern);
336 }
337 }
338
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343
344
345 String format(final Date date, final ZoneId zoneId) {
346 TemporalAccessor zonedDateTime = date.toInstant().atZone(zoneId);
347 if (chronology_ != null) {
348 zonedDateTime = chronology_.date(zonedDateTime);
349 }
350 return formatter_.format(zonedDateTime);
351 }
352 }
353 }