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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.javascript.HtmlUnitScriptable;
36 import org.htmlunit.javascript.JavaScriptEngine;
37 import org.htmlunit.javascript.configuration.JsxClass;
38 import org.htmlunit.javascript.configuration.JsxConstructor;
39 import org.htmlunit.javascript.configuration.JsxFunction;
40 import org.htmlunit.javascript.host.Window;
41 import org.htmlunit.util.StringUtils;
42
43
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46
47
48
49 @JsxClass
50 public class DateTimeFormat extends HtmlUnitScriptable {
51
52 private static final ConcurrentHashMap<String, String> CHROME_FORMATS_ = new ConcurrentHashMap<>();
53 private static final ConcurrentHashMap<String, String> EDGE_FORMATS_ = new ConcurrentHashMap<>();
54 private static final ConcurrentHashMap<String, String> FF_FORMATS_ = new ConcurrentHashMap<>();
55 private static final ConcurrentHashMap<String, String> FF_ESR_FORMATS_ = new ConcurrentHashMap<>();
56
57 private static final ConcurrentHashMap<String, Chronology> CHROME_CHRONOLOGIES_ = new ConcurrentHashMap<>();
58 private static final ConcurrentHashMap<String, Chronology> EDGE_CHRONOLOGIES_ = new ConcurrentHashMap<>();
59 private static final ConcurrentHashMap<String, Chronology> FF_CHRONOLOGIES_ = new ConcurrentHashMap<>();
60 private static final ConcurrentHashMap<String, Chronology> FF_ESR_CHRONOLOGIES_ = new ConcurrentHashMap<>();
61
62 private transient DateTimeFormatHelper formatter_;
63
64 static {
65 final String ddSlash = "\u200Edd\u200E/\u200EMM\u200E/\u200EYYYY";
66 final String ddDash = "\u200Edd\u200E-\u200EMM\u200E-\u200EYYYY";
67 final String ddDot = "\u200Edd\u200E.\u200EMM\u200E.\u200EYYYY";
68 final String ddDotDot = "\u200Edd\u200E.\u200EMM\u200E.\u200EYYYY\u200E.";
69 final String ddDotBlank = "\u200Edd\u200E. \u200EMM\u200E. \u200EYYYY";
70 final String ddDotBlankDot = "\u200Edd\u200E. \u200EMM\u200E. \u200EYYYY.";
71 final String mmSlash = "\u200EMM\u200E/\u200Edd\u200E/\u200EYYYY";
72 final String yyyySlash = "\u200EYYYY\u200E/\u200EMM\u200E/\u200Edd";
73 final String yyyyDash = "\u200EYYYY\u200E-\u200EMM\u200E-\u200Edd";
74 final String yyyyDotBlankDot = "\u200EYYYY\u200E. \u200EMM\u200E. \u200Edd.";
75
76 final Map<String, String> commonFormats = new HashMap<>();
77 commonFormats.put("", ddDot);
78 commonFormats.put("ar", "dd\u200F/MM\u200F/YYYY");
79 commonFormats.put("ban", mmSlash);
80 commonFormats.put("be", ddDot);
81 commonFormats.put("bg", ddDot + "\u200E \u0433.");
82 commonFormats.put("ca", ddSlash);
83 commonFormats.put("cs", ddDotBlank);
84 commonFormats.put("da", ddDot);
85 commonFormats.put("de", ddDot);
86 commonFormats.put("el", ddSlash);
87 commonFormats.put("en", mmSlash);
88 commonFormats.put("en-CA", yyyyDash);
89 commonFormats.put("en-NZ", ddSlash);
90 commonFormats.put("en-PA", ddSlash);
91 commonFormats.put("en-PR", ddSlash);
92 commonFormats.put("en-PH", mmSlash);
93 commonFormats.put("en-AU", ddSlash);
94 commonFormats.put("en-GB", ddSlash);
95 commonFormats.put("en-IE", ddSlash);
96 commonFormats.put("en-IN", ddSlash);
97 commonFormats.put("en-MT", ddSlash);
98 commonFormats.put("en-SG", ddSlash);
99 commonFormats.put("en-ZA", yyyySlash);
100 commonFormats.put("es", ddSlash);
101 commonFormats.put("es-CL", ddDash);
102 commonFormats.put("es-PA", mmSlash);
103 commonFormats.put("es-PR", mmSlash);
104 commonFormats.put("es-US", ddSlash);
105 commonFormats.put("et", ddDot);
106 commonFormats.put("fi", ddDot);
107 commonFormats.put("fr", ddSlash);
108 commonFormats.put("fr-CA", yyyyDash);
109 commonFormats.put("ga", ddSlash);
110 commonFormats.put("hi", ddSlash);
111 commonFormats.put("hr", ddDotBlankDot);
112 commonFormats.put("hu", yyyyDotBlankDot);
113 commonFormats.put("id", ddSlash);
114 commonFormats.put("in", ddSlash);
115 commonFormats.put("is", ddDot);
116 commonFormats.put("it", ddSlash);
117 commonFormats.put("iw", ddDot);
118 commonFormats.put("ja", yyyySlash);
119 commonFormats.put("ja-JP-u-ca-japanese", "'H'yy/MM/dd");
120 commonFormats.put("ko", yyyyDotBlankDot);
121 commonFormats.put("lt", yyyyDash);
122 commonFormats.put("lv", ddDotDot);
123 commonFormats.put("mk", ddDot + "\u200E \u0433.");
124 commonFormats.put("ms", ddSlash);
125 commonFormats.put("mt", mmSlash);
126 commonFormats.put("nl", ddDash);
127 commonFormats.put("nl-BE", ddSlash);
128 commonFormats.put("pl", ddDot);
129 commonFormats.put("pt", ddSlash);
130 commonFormats.put("ro", ddDot);
131 commonFormats.put("ru", ddDot);
132 commonFormats.put("sk", ddDotBlank);
133 commonFormats.put("sl", ddDotBlank);
134 commonFormats.put("sq", ddDot);
135 commonFormats.put("sr", ddDotBlankDot);
136 commonFormats.put("sv", yyyyDash);
137 commonFormats.put("th", ddSlash);
138 commonFormats.put("tr", ddDot);
139 commonFormats.put("uk", ddDot);
140 commonFormats.put("vi", ddSlash);
141 commonFormats.put("zh", yyyySlash);
142 commonFormats.put("zh-HK", ddSlash);
143 commonFormats.put("zh-SG", "\u200EYYYY\u200E\u5E74\u200EMM\u200E\u6708\u200Edd\u200E\u65E5");
144 commonFormats.put("fr-CH", ddDot);
145
146 FF_FORMATS_.putAll(commonFormats);
147 FF_ESR_FORMATS_.putAll(commonFormats);
148
149 commonFormats.put("be", mmSlash);
150 commonFormats.put("ga", mmSlash);
151 commonFormats.put("is", mmSlash);
152 commonFormats.put("mk", mmSlash);
153
154 EDGE_FORMATS_.putAll(commonFormats);
155
156 CHROME_FORMATS_.putAll(commonFormats);
157 CHROME_FORMATS_.put("sq", mmSlash);
158
159 final Map<String, Chronology> commonChronologies = new HashMap<>();
160 commonChronologies.put("ja-JP-u-ca-japanese", JapaneseChronology.INSTANCE);
161 commonChronologies.put("th", ThaiBuddhistChronology.INSTANCE);
162 commonChronologies.put("th-TH", ThaiBuddhistChronology.INSTANCE);
163
164 FF_CHRONOLOGIES_.putAll(commonChronologies);
165 FF_ESR_CHRONOLOGIES_.putAll(commonChronologies);
166 CHROME_CHRONOLOGIES_.putAll(commonChronologies);
167 EDGE_CHRONOLOGIES_.putAll(commonChronologies);
168 }
169
170
171
172
173 public DateTimeFormat() {
174 super();
175 }
176
177 private DateTimeFormat(final String[] locales, final BrowserVersion browserVersion) {
178 super();
179
180 final Map<String, String> formats;
181 final Map<String, Chronology> chronologies;
182 if (browserVersion.isChrome()) {
183 formats = CHROME_FORMATS_;
184 chronologies = CHROME_CHRONOLOGIES_;
185 }
186 else if (browserVersion.isEdge()) {
187 formats = EDGE_FORMATS_;
188 chronologies = EDGE_CHRONOLOGIES_;
189 }
190 else if (browserVersion.isFirefoxESR()) {
191 formats = FF_ESR_FORMATS_;
192 chronologies = FF_ESR_CHRONOLOGIES_;
193 }
194 else {
195 formats = FF_FORMATS_;
196 chronologies = FF_CHRONOLOGIES_;
197 }
198
199 String locale = browserVersion.getBrowserLocale().toLanguageTag();
200 String pattern = getPattern(formats, locale);
201
202 for (final String l : locales) {
203 pattern = getPattern(formats, l);
204 if (pattern != null) {
205 locale = l;
206 }
207 }
208
209 if (pattern == null) {
210 pattern = formats.get("");
211 }
212
213 if (!locale.startsWith("ar")) {
214 pattern = pattern.replace("\u200E", "");
215 }
216
217 final Chronology chronology = getChronology(chronologies, locale);
218
219 formatter_ = new DateTimeFormatHelper(locale, chronology, pattern);
220 }
221
222 private static String getPattern(final Map<String, String> formats, String locale) {
223 if ("no-NO-NY".equals(locale)) {
224 throw JavaScriptEngine.rangeError("Invalid language tag: " + locale);
225 }
226 String pattern = formats.get(locale);
227 while (pattern == null && locale.indexOf('-') != -1) {
228 locale = locale.substring(0, locale.lastIndexOf('-'));
229 pattern = formats.get(locale);
230 }
231 return pattern;
232 }
233
234 private static Chronology getChronology(final Map<String, Chronology> chronologies, String locale) {
235 Chronology chronology = chronologies.get(locale);
236 while (chronology == null && locale.indexOf('-') != -1) {
237 locale = locale.substring(0, locale.lastIndexOf('-'));
238 chronology = chronologies.get(locale);
239 }
240 return chronology;
241 }
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252 @JsxConstructor
253 public static Scriptable jsConstructor(final Context cx, final Scriptable scope,
254 final Object[] args, final Function ctorObj, final boolean inNewExpr) {
255 final String[] locales;
256 if (args.length != 0) {
257 if (args[0] instanceof NativeArray) {
258 final NativeArray array = (NativeArray) args[0];
259 locales = new String[(int) array.getLength()];
260 for (int i = 0; i < locales.length; i++) {
261 locales[i] = JavaScriptEngine.toString(array.get(i));
262 }
263 }
264 else {
265 locales = new String[] {JavaScriptEngine.toString(args[0])};
266 }
267 }
268 else {
269 locales = new String[0];
270 }
271
272 final Window window = getWindow(ctorObj);
273 final DateTimeFormat format = new DateTimeFormat(locales, window.getBrowserVersion());
274 format.setParentScope(window);
275 format.setPrototype(((FunctionObject) ctorObj).getClassPrototype());
276 return format;
277 }
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283
284 @JsxFunction
285 public String format(final Object object) {
286 final Date date = (Date) Context.jsToJava(object, Date.class);
287 return formatter_.format(date, Context.getCurrentContext().getTimeZone().toZoneId());
288 }
289
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293
294 @JsxFunction
295 public Scriptable resolvedOptions() {
296 final Context cx = Context.getCurrentContext();
297 final Scriptable options = cx.newObject(getParentScope());
298 options.put("timeZone", options, cx.getTimeZone().getID());
299
300 if (StringUtils.isEmptyOrNull(formatter_.locale_)) {
301 options.put("locale", options, cx.getLocale().toLanguageTag());
302 }
303 else {
304 options.put("locale", options, formatter_.locale_);
305 }
306 return options;
307 }
308
309
310
311
312 static final class DateTimeFormatHelper {
313
314 private final DateTimeFormatter formatter_;
315 private final Chronology chronology_;
316 private final String locale_;
317
318 DateTimeFormatHelper(final String locale, final Chronology chronology, final String pattern) {
319 locale_ = locale;
320 chronology_ = chronology;
321
322 if (locale.startsWith("ar")
323 && !"ar-DZ".equals(locale)
324 && !"ar-LY".equals(locale)
325 && !"ar-MA".equals(locale)
326 && !"ar-TN".equals(locale)) {
327 final DecimalStyle decimalStyle = DecimalStyle.STANDARD.withZeroDigit('\u0660');
328 formatter_ = DateTimeFormatter.ofPattern(pattern).withDecimalStyle(decimalStyle);
329 }
330 else {
331 formatter_ = DateTimeFormatter.ofPattern(pattern);
332 }
333 }
334
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340
341 String format(final Date date, final ZoneId zoneId) {
342 TemporalAccessor zonedDateTime = date.toInstant().atZone(zoneId);
343 if (chronology_ != null) {
344 zonedDateTime = chronology_.date(zonedDateTime);
345 }
346 return formatter_.format(zonedDateTime);
347 }
348 }
349 }