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/Attic/MvpXmlLibrary/EXSLT/v1/src/Exslt/ExsltDatesAndTimes.cs

#
C# | 2360 lines | 1539 code | 211 blank | 610 comment | 168 complexity | 8491770fd6f8167d74a98ecdb3d5fe3e MD5 | raw file
Possible License(s): BSD-3-Clause

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  1. #region using

    2. 

  2. 

    3. 

  3. using System;

    4. 

  4. using System.Globalization;

    5. 

  5. using System.Xml;

    6. 

  6. using System.Xml.XPath;

    7. 

  7. using System.Text;

    8. 

  8. using System.Text.RegularExpressions;

    9. 

  9. 

    10. 

  10. #endregion

    11. 

  11. 

    12. 

  12. namespace Mvp.Xml.Exslt

    13. 

  13. {

    14. 

  14.   /// <summary>

    15. 

  15.   /// This class implements the EXSLT functions in the http://exslt.org/dates-and-times namespace.

    16. 

  16.   /// </summary>

    17. 

  17.   public class ExsltDatesAndTimes

    18. 

  18.   {

    19. 

  19.     private CultureInfo ci = new CultureInfo("en-US");

    20. 

  20. 

    21. 

  21.     private class ExsltDateTimeFactory

    22. 

  22.     {

    23. 

  23.       /// <summary>

    24. 

  24.       /// Parse a date and time for format-date() 

    25. 

  25.       /// </summary>

    26. 

  26.       /// <param name="d"></param>

    27. 

  27.       /// <returns></returns>

    28. 

  28.       public static ExsltDateTime ParseDateTime(string d)

    29. 

  29.       {

    30. 

  30.         // First try any of the classes in ParseDate

    31. 

  31.         try

    32. 

  32.         {

    33. 

  33.           return ParseDate(d);

    34. 

  34.         }

    35. 

  35.         catch(FormatException)

    36. 

  36.         {

    37. 

  37.         }

    38. 

  38. 				

    39. 

  39.         try

    40. 

  40.         {

    41. 

  41.           TimeTZ t = new TimeTZ(d);

    42. 

  42.           return t;

    43. 

  43.         }

    44. 

  44.         catch(FormatException)

    45. 

  45.         {

    46. 

  46.         }				

    47. 

  47. 

    48. 

  48.         try

    49. 

  49.         {

    50. 

  50.           MonthDay t = new MonthDay(d);

    51. 

  51.           return t;

    52. 

  52.         }

    53. 

  53.         catch(FormatException)

    54. 

  54.         {

    55. 

  55.         }				

    56. 

  56. 

    57. 

  57.         try

    58. 

  58.         {

    59. 

  59.           Month t = new Month(d);

    60. 

  60.           return t;

    61. 

  61.         }

    62. 

  62.         catch(FormatException)

    63. 

  63.         {

    64. 

  64.         }	

    65. 

  65. 

    66. 

  66.         // Finally day -- don't catch the exception

    67. 

  67.       {

    68. 

  68.         Day t = new Day(d);

    69. 

  69.         return t;

    70. 

  70.       }

    71. 

  71.       }

    72. 

  72. 

    73. 

  73.       /// <summary>

    74. 

  74.       /// Initialize the structure with the current date, time and timezone

    75. 

  75.       /// </summary>

    76. 

  76.       public static ExsltDateTime ParseDate(string d)

    77. 

  77.       {

    78. 

  78.         // Try each potential class, from most specific to least specific.

    79. 

  79. 

    80. 

  80.         // First DateTimeTZ

    81. 

  81.         try

    82. 

  82.         {

    83. 

  83.           DateTimeTZ t = new DateTimeTZ(d);

    84. 

  84.           return t; 

    85. 

  85.         }

    86. 

  86.         catch(FormatException)

    87. 

  87.         {

    88. 

  88.         }

    89. 

  89. 

    90. 

  90.         // Next Date

    91. 

  91.         try

    92. 

  92.         {

    93. 

  93.           DateTZ t = new DateTZ(d);

    94. 

  94.           return t; 

    95. 

  95.         }

    96. 

  96.         catch(FormatException)

    97. 

  97.         {

    98. 

  98.         }

    99. 

  99. 

    100. 

  100.         // Next YearMonth

    101. 

  101.         try

    102. 

  102.         {

    103. 

  103.           YearMonth t = new YearMonth(d);

    104. 

  104.           return t; 

    105. 

  105.         }

    106. 

  106.         catch(FormatException)

    107. 

  107.         {

    108. 

  108.         }

    109. 

  109. 

    110. 

  110.         // Finally Year -- don't catch the exception for the last type

    111. 

  111.       {	

    112. 

  112.         YearTZ t = new YearTZ(d);

    113. 

  113.         return t; 

    114. 

  114.       }

    115. 

  115.       }

    116. 

  116.     }

    117. 

  117. 

    118. 

  118.     internal abstract class ExsltDateTime

    119. 

  119.     {

    120. 

  120.       public DateTime	d;

    121. 

  121.       public TimeSpan	ts = new TimeSpan(TimeSpan.MinValue.Ticks);

    122. 

  122. 

    123. 

  123.       protected CultureInfo ci = new CultureInfo("en-US");

    124. 

  124. 

    125. 

  125.       /// <summary>

    126. 

  126.       /// Initialize the structure with the current date, time and timezone

    127. 

  127.       /// </summary>

    128. 

  128.       public ExsltDateTime()

    129. 

  129.       {

    130. 

  130.         d = DateTime.Now;

    131. 

  131.         TimeZone tz = TimeZone.CurrentTimeZone;

    132. 

  132.         ts = tz.GetUtcOffset(d);

    133. 

  133.       }

    134. 

  134. 

    135. 

  135.       /// <summary>

    136. 

  136.       /// Initialize the DateTimeTZ structure with the date, time and timezone in the string.

    137. 

  137.       /// </summary>

    138. 

  138.       /// <param name="inS">An ISO8601 string</param>

    139. 

  139.       public ExsltDateTime(string inS)

    140. 

  140.       {

    141. 

  141.         String s = inS.Trim();

    142. 

  142.         d = DateTime.ParseExact(s, expectedFormats,	ci, DateTimeStyles.AdjustToUniversal);

    143. 

  143. 

    144. 

  144.         if (s.EndsWith("Z"))

    145. 

  145.           ts = new TimeSpan(0, 0, 0);

    146. 

  146.         else if (s.Length > 6)

    147. 

  147.         {

    148. 

  148.           String zoneStr = s.Substring(s.Length-6, 6);

    149. 

  149.           if (zoneStr[3] == ':')

    150. 

  150.           {

    151. 

  151.             try

    152. 

  152.             {

    153. 

  153.               int	hours = Int32.Parse(zoneStr.Substring(0,3));

    154. 

  154.               int minutes = Int32.Parse(zoneStr.Substring(4,2));

    155. 

  155.               if (hours < 0)

    156. 

  156.                 minutes = -minutes;

    157. 

  157. 

    158. 

  158.               ts = new TimeSpan(hours, minutes, 0);

    159. 

  159.               d = d.Add(ts);	// Adjust to time zone relative time						

    160. 

  160.             }

    161. 

  161.             catch(Exception)

    162. 

  162.             {

    163. 

  163.             }

    164. 

  164.           }

    165. 

  165.         }

    166. 

  166.       }

    167. 

  167. 

    168. 

  168.       /// <summary>

    169. 

  169.       /// Exslt Copy constructor

    170. 

  170.       /// Initialize the structure with the date, time and timezone in the string.

    171. 

  171.       /// </summary>

    172. 

  172.       /// <param name="inS">An ExsltDateTime</param>

    173. 

  173.       public ExsltDateTime(ExsltDateTime inS)

    174. 

  174.       {

    175. 

  175.         d = inS.d;

    176. 

  176.         ts = inS.ts;

    177. 

  177.       }

    178. 

  178. 

    179. 

  179.       public bool HasTimeZone()

    180. 

  180.       {

    181. 

  181.         return !(TimeSpan.MinValue.Ticks == ts.Ticks);

    182. 

  182.       }

    183. 

  183. 

    184. 

  184.       public DateTime ToUniversalTime()

    185. 

  185.       {

    186. 

  186.         if (!HasTimeZone())

    187. 

  187.           return d;

    188. 

  188.         else

    189. 

  189.           return d.Subtract(ts);

    190. 

  190.       }

    191. 

  191. 

    192. 

  192.       /// <summary>

    193. 

  193.       /// Output as a standard (ISO8601) string

    194. 

  194.       /// </summary>

    195. 

  195.       /// <returns>the date and time as an ISO8601 string.  includes timezone</returns>

    196. 

  196.       public override string ToString()

    197. 

  197.       {

    198. 

  198.         return this.ToString(outputFormat);

    199. 

  199.       }

    200. 

  200. 

    201. 

  201.       /// <summary>

    202. 

  202.       /// Output as a formatted string

    203. 

  203.       /// </summary>

    204. 

  204.       /// <returns>the date and time as a formatted string.  includes timezone</returns>

    205. 

  205.       public string ToString(String of)

    206. 

  206.       {

    207. 

  207.         StringBuilder retString = new StringBuilder("");

    208. 

  208. 						

    209. 

  209.         retString.Append(d.ToString(of));

    210. 

  210.         retString.Append(GetTimeZone());

    211. 

  211. 

    212. 

  212.         return retString.ToString();

    213. 

  213.       }

    214. 

  214. 

    215. 

  215.       public string GetTimeZone()

    216. 

  216.       {

    217. 

  217.         StringBuilder retString = new StringBuilder();

    218. 

  218. 

    219. 

  219.         // if no ts specified, output without ts

    220. 

  220.         if (HasTimeZone())

    221. 

  221.         {

    222. 

  222.           if (0 == ts.Hours && 0 == ts.Minutes)

    223. 

  223.             retString.Append('Z');

    224. 

  224.           else if (ts.Hours >= 0 && ts.Minutes >= 0)

    225. 

  225.           {

    226. 

  226.             retString.Append('+');

    227. 

  227.             retString.Append(ts.Hours.ToString().PadLeft(2, '0'));

    228. 

  228.             retString.Append(':');

    229. 

  229.             retString.Append(ts.Minutes.ToString().PadLeft(2, '0'));				

    230. 

  230.           }

    231. 

  231.           else

    232. 

  232.           {

    233. 

  233.             retString.Append('-');

    234. 

  234.             retString.Append((-ts.Hours).ToString().PadLeft(2, '0'));

    235. 

  235.             retString.Append(':');

    236. 

  236.             retString.Append((-ts.Minutes).ToString().PadLeft(2, '0'));

    237. 

  237.           }

    238. 

  238.         }

    239. 

  239. 				

    240. 

  240.         return retString.ToString();

    241. 

  241.       }

    242. 

  242. 

    243. 

  243.       public string GetGMTOffsetTimeZone()

    244. 

  244.       {

    245. 

  245.         StringBuilder retString = new StringBuilder();

    246. 

  246. 

    247. 

  247.         // if no ts specified, output without ts

    248. 

  248.         if (HasTimeZone())

    249. 

  249.         {

    250. 

  250.           retString.Append("GMT");

    251. 

  251.           if (0 != ts.Hours || 0 != ts.Minutes)

    252. 

  252.           {

    253. 

  253.             retString.Append(GetTimeZone());

    254. 

  254.           }

    255. 

  255.         }

    256. 

  256. 				

    257. 

  257.         return retString.ToString();

    258. 

  258.       }

    259. 

  259. 

    260. 

  260.       public string Get822TimeZone()

    261. 

  261.       {

    262. 

  262.         StringBuilder retString = new StringBuilder();

    263. 

  263. 

    264. 

  264.         // if no ts specified, output without ts

    265. 

  265.         if (HasTimeZone())

    266. 

  266.         {

    267. 

  267.           if (0 == ts.Hours && 0 == ts.Minutes)

    268. 

  268.             retString.Append("GMT");

    269. 

  269.           else if (ts.Hours >= 0 && ts.Minutes >= 0)

    270. 

  270.           {

    271. 

  271.             retString.Append('+');

    272. 

  272.             retString.Append(ts.Hours.ToString().PadLeft(2, '0'));

    273. 

  273.             retString.Append(ts.Minutes.ToString().PadLeft(2, '0'));				

    274. 

  274.           }

    275. 

  275.           else

    276. 

  276.           {

    277. 

  277.             retString.Append('-');

    278. 

  278.             retString.Append((-ts.Hours).ToString().PadLeft(2, '0'));

    279. 

  279.             retString.Append((-ts.Minutes).ToString().PadLeft(2, '0'));

    280. 

  280.           }

    281. 

  281.         }

    282. 

  282. 				

    283. 

  283.         return retString.ToString();

    284. 

  284.       }

    285. 

  285. 

    286. 

  286.       protected abstract string[] expectedFormats {get;}

    287. 

  287.       protected abstract string outputFormat {get;}

    288. 

  288.     }

    289. 

  289. 

    290. 

  290.     internal class DateTimeTZ : ExsltDateTime

    291. 

  291.     {

    292. 

  292.       public DateTimeTZ() : base(){}

    293. 

  293.       public DateTimeTZ(string inS) : base(inS){}

    294. 

  294.       public DateTimeTZ(ExsltDateTime inS) : base(inS){}

    295. 

  295. 

    296. 

  296.       protected override string[] expectedFormats

    297. 

  297.       {

    298. 

  298.         get 

    299. 

  299.         {

    300. 

  300.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    301. 

  301.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    302. 

  302.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    303. 

  303.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    304. 

  304.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    305. 

  305.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    306. 

  306.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    307. 

  307.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    308. 

  308.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    309. 

  309.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    310. 

  310.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    311. 

  311.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    312. 

  312.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    313. 

  313.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    314. 

  314.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    315. 

  315.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    316. 

  316.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    317. 

  317.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    318. 

  318.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    319. 

  319.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    320. 

  320.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    321. 

  321.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    322. 

  322.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    323. 

  323.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f"  

    324. 

  324.                               };

    325. 

  325.         }

    326. 

  326.       }

    327. 

  327. 

    328. 

  328.       protected override string outputFormat

    329. 

  329.       {

    330. 

  330.         get

    331. 

  331.         {

    332. 

  332.           return "yyyy-MM-dd\"T\"HH:mm:ss";

    333. 

  333.         }

    334. 

  334.       }

    335. 

  335.     }

    336. 

  336. 

    337. 

  337. 

    338. 

  338.     internal class DateTZ : ExsltDateTime

    339. 

  339.     {

    340. 

  340.       public DateTZ() : base(){}

    341. 

  341.       public DateTZ(string inS) : base(inS){}

    342. 

  342.       public DateTZ(ExsltDateTime inS) : base(inS){}

    343. 

  343. 

    344. 

  344.       protected override string[] expectedFormats

    345. 

  345.       {

    346. 

  346.         get

    347. 

  347.         {

    348. 

  348.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    349. 

  349.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    350. 

  350.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    351. 

  351.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    352. 

  352.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    353. 

  353.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    354. 

  354.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    355. 

  355.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    356. 

  356.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    357. 

  357.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    358. 

  358.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    359. 

  359.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    360. 

  360.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    361. 

  361.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    362. 

  362.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    363. 

  363.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    364. 

  364.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    365. 

  365.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    366. 

  366.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    367. 

  367.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    368. 

  368.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    369. 

  369.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    370. 

  370.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    371. 

  371.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",

    372. 

  372.                                 "yyyy-MM-ddzzz",

    373. 

  373.                                 "yyyy-MM-ddZ",

    374. 

  374.                                 "yyyy-MM-dd"};

    375. 

  375.         }

    376. 

  376.       }

    377. 

  377. 

    378. 

  378.       protected override string outputFormat

    379. 

  379.       {

    380. 

  380.         get

    381. 

  381.         {

    382. 

  382.           return "yyyy-MM-dd";

    383. 

  383.         }

    384. 

  384.       }

    385. 

  385.     }

    386. 

  386. 

    387. 

  387.     internal class TimeTZ : ExsltDateTime

    388. 

  388.     {

    389. 

  389.       public TimeTZ(string inS) : base(inS){}

    390. 

  390.       public TimeTZ() : base(){}

    391. 

  391. 

    392. 

  392.       protected override string[] expectedFormats

    393. 

  393.       {

    394. 

  394.         get

    395. 

  395.         {

    396. 

  396.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    397. 

  397.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    398. 

  398.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    399. 

  399.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    400. 

  400.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    401. 

  401.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    402. 

  402.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    403. 

  403.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    404. 

  404.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    405. 

  405.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    406. 

  406.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    407. 

  407.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    408. 

  408.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    409. 

  409.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    410. 

  410.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    411. 

  411.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    412. 

  412.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    413. 

  413.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    414. 

  414.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    415. 

  415.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    416. 

  416.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    417. 

  417.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    418. 

  418.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    419. 

  419.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",

    420. 

  420.                                 "HH:mm:sszzz",

    421. 

  421.                                 "HH:mm:ssZ",

    422. 

  422.                                 "HH:mm:ss"};

    423. 

  423.         }

    424. 

  424.       }

    425. 

  425. 

    426. 

  426.       protected override string outputFormat

    427. 

  427.       {

    428. 

  428.         get

    429. 

  429.         {

    430. 

  430.           return "HH:mm:ss";

    431. 

  431.         }

    432. 

  432.       }

    433. 

  433.     }

    434. 

  434. 

    435. 

  435.     internal class YearMonth : ExsltDateTime

    436. 

  436.     {

    437. 

  437.       public YearMonth() : base(){}

    438. 

  438.       public YearMonth(string inS) : base(inS){}

    439. 

  439.       public YearMonth(ExsltDateTime inS) : base(inS){}

    440. 

  440. 

    441. 

  441.       protected override string[] expectedFormats

    442. 

  442.       {

    443. 

  443.         get

    444. 

  444.         {

    445. 

  445.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    446. 

  446.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    447. 

  447.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    448. 

  448.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    449. 

  449.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    450. 

  450.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    451. 

  451.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    452. 

  452.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    453. 

  453.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    454. 

  454.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    455. 

  455.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    456. 

  456.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    457. 

  457.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    458. 

  458.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    459. 

  459.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    460. 

  460.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    461. 

  461.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    462. 

  462.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    463. 

  463.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    464. 

  464.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    465. 

  465.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    466. 

  466.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    467. 

  467.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    468. 

  468.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",

    469. 

  469.                                 "yyyy-MM-dd",

    470. 

  470.                                 "yyyy-MM"};

    471. 

  471.         }

    472. 

  472.       }

    473. 

  473. 

    474. 

  474.       protected override string outputFormat

    475. 

  475.       {

    476. 

  476.         get

    477. 

  477.         {

    478. 

  478.           return "yyyy-MM";

    479. 

  479.         }

    480. 

  480.       }

    481. 

  481.     }

    482. 

  482. 

    483. 

  483.     internal class YearTZ : ExsltDateTime

    484. 

  484.     {

    485. 

  485.       public YearTZ() : base(){}

    486. 

  486.       public YearTZ(string inS) : base(inS){}

    487. 

  487.       public YearTZ(ExsltDateTime inS) : base(inS){}

    488. 

  488. 

    489. 

  489.       protected override string[] expectedFormats

    490. 

  490.       {

    491. 

  491.         get

    492. 

  492.         {

    493. 

  493.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    494. 

  494.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    495. 

  495.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    496. 

  496.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    497. 

  497.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    498. 

  498.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    499. 

  499.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    500. 

  500.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    501. 

  501.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    502. 

  502.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    503. 

  503.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    504. 

  504.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    505. 

  505.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    506. 

  506.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    507. 

  507.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    508. 

  508.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    509. 

  509.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    510. 

  510.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    511. 

  511.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    512. 

  512.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    513. 

  513.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    514. 

  514.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    515. 

  515.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    516. 

  516.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",

    517. 

  517.                                 "yyyy-MM-dd",

    518. 

  518.                                 "yyyy-MM",

    519. 

  519.                                 "yyyy"};

    520. 

  520.         }

    521. 

  521.       }

    522. 

  522. 

    523. 

  523.       protected override string outputFormat

    524. 

  524.       {

    525. 

  525.         get

    526. 

  526.         {

    527. 

  527.           return "yyyy";

    528. 

  528.         }

    529. 

  529.       }

    530. 

  530.     }

    531. 

  531. 

    532. 

  532.     internal class Month : ExsltDateTime

    533. 

  533.     {

    534. 

  534.       public Month() : base(){}

    535. 

  535.       public Month(string inS) : base(inS){}

    536. 

  536.       public Month(ExsltDateTime inS) : base(inS){}

    537. 

  537. 

    538. 

  538.       protected override string[] expectedFormats

    539. 

  539.       {

    540. 

  540.         get

    541. 

  541.         {

    542. 

  542.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    543. 

  543.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    544. 

  544.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    545. 

  545.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    546. 

  546.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    547. 

  547.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    548. 

  548.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    549. 

  549.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    550. 

  550.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    551. 

  551.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    552. 

  552.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    553. 

  553.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    554. 

  554.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    555. 

  555.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    556. 

  556.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    557. 

  557.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    558. 

  558.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    559. 

  559.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    560. 

  560.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    561. 

  561.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    562. 

  562.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    563. 

  563.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    564. 

  564.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    565. 

  565.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",   

    566. 

  566.                                 "yyyy-MM-dd",

    567. 

  567.                                 "yyyy-MM",

    568. 

  568.                                 "--MM--"};

    569. 

  569.         }

    570. 

  570.       }

    571. 

  571. 

    572. 

  572.       protected override string outputFormat

    573. 

  573.       {

    574. 

  574.         get

    575. 

  575.         {

    576. 

  576.           return "--MM--";

    577. 

  577.         }

    578. 

  578.       }

    579. 

  579.     }

    580. 

  580. 

    581. 

  581.     internal class Day : ExsltDateTime

    582. 

  582.     {

    583. 

  583.       public Day() : base(){}

    584. 

  584.       public Day(string inS) : base(inS){}

    585. 

  585.       public Day(ExsltDateTime inS) : base(inS){}

    586. 

  586. 

    587. 

  587.       protected override string[] expectedFormats

    588. 

  588.       {

    589. 

  589.         get

    590. 

  590.         {

    591. 

  591.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    592. 

  592.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    593. 

  593.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    594. 

  594.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    595. 

  595.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    596. 

  596.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    597. 

  597.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    598. 

  598.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    599. 

  599.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    600. 

  600.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    601. 

  601.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    602. 

  602.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    603. 

  603.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    604. 

  604.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    605. 

  605.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    606. 

  606.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    607. 

  607.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    608. 

  608.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    609. 

  609.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    610. 

  610.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    611. 

  611.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    612. 

  612.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    613. 

  613.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    614. 

  614.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",

    615. 

  615.                                 "yyyy-MM-dd",

    616. 

  616.                                 "---dd",

    617. 

  617.                                 "--MM-dd"};

    618. 

  618.         }

    619. 

  619.       }

    620. 

  620. 

    621. 

  621.       protected override string outputFormat

    622. 

  622.       {

    623. 

  623.         get

    624. 

  624.         {

    625. 

  625.           return "---dd";

    626. 

  626.         }

    627. 

  627.       }

    628. 

  628.     }

    629. 

  629. 

    630. 

  630.     internal class MonthDay : ExsltDateTime

    631. 

  631.     {

    632. 

  632.       public MonthDay() : base(){}

    633. 

  633.       public MonthDay(string inS) : base(inS){}

    634. 

  634.       public MonthDay(ExsltDateTime inS) : base(inS){}

    635. 

  635. 

    636. 

  636.       protected override string[] expectedFormats

    637. 

  637.       {

    638. 

  638.         get

    639. 

  639.         {

    640. 

  640.           return new string[] {"yyyy-MM-dd\"T\"HH:mm:sszzz", 

    641. 

  641.                                 "yyyy-MM-dd\"T\"HH:mm:ssZ", 

    642. 

  642.                                 "yyyy-MM-dd\"T\"HH:mm:ss",

    643. 

  643.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffzzz",  

    644. 

  644.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffffZ",  

    645. 

  645.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffff",  

    646. 

  646.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffzzz",  

    647. 

  647.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffffZ",  

    648. 

  648.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffff",  

    649. 

  649.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffzzz",  

    650. 

  650.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffffZ",  

    651. 

  651.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffff",  

    652. 

  652.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffzzz",  

    653. 

  653.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffffZ",  

    654. 

  654.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffff",  

    655. 

  655.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffzzz",  

    656. 

  656.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fffZ",  

    657. 

  657.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fff",  

    658. 

  658.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffzzz",  

    659. 

  659.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ffZ",  

    660. 

  660.                                 "yyyy-MM-dd\"T\"HH:mm:ss.ff",  

    661. 

  661.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fzzz",  

    662. 

  662.                                 "yyyy-MM-dd\"T\"HH:mm:ss.fZ",  

    663. 

  663.                                 "yyyy-MM-dd\"T\"HH:mm:ss.f",

    664. 

  664.                                 "yyyy-MM-dd",

    665. 

  665.                                 "--MM-dd"};

    666. 

  666.         }

    667. 

  667.       }

    668. 

  668. 

    669. 

  669.       protected override string outputFormat

    670. 

  670.       {

    671. 

  671.         get

    672. 

  672.         {

    673. 

  673.           return "--MM-dd";

    674. 

  674.         }

    675. 

  675.       }

    676. 

  676.     }

    677. 

  677. 

    678. 

  678. 

    679. 

  679.     private string[] dayAbbrevs = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};

    680. 

  680.     private string[] dayNames = {"Sunday", "Monday", "Tuesday", 

    681. 

  681.                                   "Wednesday", "Thursday", "Friday", "Saturday"};

    682. 

  682. 

    683. 

  683.     private string[] monthAbbrevs = {"Jan", "Feb", "Mar", "Apr", "May", "Jun",

    684. 

  684.                                       "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};

    685. 

  685.     private string[] monthNames = {"January", "February", "March", "April", "May", "June",

    686. 

  686.                                     "July", "August", "September", 

    687. 

  687.                                     "October", "November", "December"};

    688. 

  688. 

    689. 

  689. 		

    690. 

  690.     /// <summary>

    691. 

  691.     /// Implements the following function

    692. 

  692.     ///   string date:date-time()

    693. 

  693.     /// Output format is ISO 8601 (YYYY-MM-DDThh:mm:ss{Z | {+ | -}zz:zz}).

    694. 

  694.     /// YYYY - year with century

    695. 

  695.     /// MM - month in numbers with leading zero

    696. 

  696.     /// DD - day in numbers with leading zero

    697. 

  697.     /// T - the letter T

    698. 

  698.     /// hh - hours in numbers with leading zero (00-23).

    699. 

  699.     /// mm - minutes in numbers with leading zero (00-59).

    700. 

  700.     /// ss - seconds in numbers with leading zero (00-59).

    701. 

  701.     /// +/-zzzz - time zone expressed as hours and minutes from UTC.

    702. 

  702.     ///		If UTC, then this is the letter Z

    703. 

  703.     ///		If east of Greenwich, then -zz:zz (e.g. Pacific standard time is -08:00)

    704. 

  704.     ///		If west of Greenwich, then +zz:zz (e.g. Tokyo is +09:00)

    705. 

  705.     /// </summary>

    706. 

  706.     /// <returns>The current time.</returns>		

    707. 

  707.     public string dateTime()

    708. 

  708.     {		

    709. 

  709.       DateTimeTZ	d = new DateTimeTZ();

    710. 

  710.       return dateTimeImpl(d);

    711. 

  711.     }

    712. 

  712.         

    713. 

  713.     /// <summary>

    714. 

  714.     /// This wrapper method will be renamed during custom build 

    715. 

  715.     /// to provide conformant EXSLT function name.

    716. 

  716.     /// </summary>

    717. 

  717.     public string dateTime_RENAME_ME() 

    718. 

  718.     {

    719. 

  719.       return dateTime();

    720. 

  720.     }    

    721. 

  721. 

    722. 

  722.     /// <summary>

    723. 

  723.     /// Implements the following function

    724. 

  724.     ///   string date:date-time()

    725. 

  725.     /// </summary>

    726. 

  726.     /// <returns>The current date and time or the empty string if the 

    727. 

  727.     /// date is invalid </returns>        

    728. 

  728.     public string dateTime(string s)

    729. 

  729.     {		

    730. 

  730.       try

    731. 

  731.       {

    732. 

  732.         DateTimeTZ d = new DateTimeTZ(s);

    733. 

  733.         return dateTimeImpl(d);

    734. 

  734.       }

    735. 

  735.       catch(FormatException)

    736. 

  736.       {

    737. 

  737.         return ""; 

    738. 

  738.       }

    739. 

  739.     }

    740. 

  740. 		

    741. 

  741.     /// <summary>

    742. 

  742.     /// This wrapper method will be renamed during custom build 

    743. 

  743.     /// to provide conformant EXSLT function name.

    744. 

  744.     /// </summary>

    745. 

  745.     public string dateTime_RENAME_ME(string d) 

    746. 

  746.     {

    747. 

  747.       return dateTime(d);

    748. 

  748.     }

    749. 

  749. 

    750. 

  750.     /// <summary>

    751. 

  751.     /// Internal function to format the date based on a date, rather than a string

    752. 

  752.     /// </summary>

    753. 

  753.     /// <returns>The formtted date and time as a ISO8601 string</returns>        

    754. 

  754. 

    755. 

  755.     internal string dateTimeImpl(DateTimeTZ dtz)

    756. 

  756.     {

    757. 

  757.       return dtz.ToString();

    758. 

  758.     }

    759. 

  759. 

    760. 

  760.     /// <summary>

    761. 

  761.     /// Implements the following function

    762. 

  762.     ///   string date:date()

    763. 

  763.     /// </summary>

    764. 

  764.     /// <returns>The current date</returns>        

    765. 

  765.     public string date()

    766. 

  766.     {

    767. 

  767.       DateTZ dtz = new DateTZ();

    768. 

  768.       return dtz.ToString();

    769. 

  769.     }

    770. 

  770. 

    771. 

  771.     /// <summary>

    772. 

  772.     /// Implements the following function

    773. 

  773.     ///   string date:date(string)

    774. 

  774.     /// </summary>

    775. 

  775.     /// <returns>The date part of the specified date or the empty string if the 

    776. 

  776.     /// date is invalid</returns>        

    777. 

  777.     public string date(string d)

    778. 

  778.     {

    779. 

  779.       try

    780. 

  780.       {

    781. 

  781.         DateTZ dtz = new DateTZ(d);				

    782. 

  782.         return dtz.ToString(); 

    783. 

  783.       }

    784. 

  784.       catch(FormatException)

    785. 

  785.       {

    786. 

  786.         return ""; 

    787. 

  787.       }

    788. 

  788.     }

    789. 

  789. 

    790. 

  790.     /// <summary>

    791. 

  791.     /// Implements the following function

    792. 

  792.     ///   string date:time()

    793. 

  793.     /// </summary>

    794. 

  794.     /// <returns>The current time</returns>        

    795. 

  795.     public string time()

    796. 

  796.     {

    797. 

  797.       TimeTZ t = new TimeTZ();

    798. 

  798.       return t.ToString();

    799. 

  799.     }

    800. 

  800. 

    801. 

  801.     /// <summary>

    802. 

  802.     /// Implements the following function

    803. 

  803.     ///   string date:time(string)

    804. 

  804.     /// </summary>

    805. 

  805.     /// <returns>The time part of the specified date or the empty string if the 

    806. 

  806.     /// date is invalid</returns>        

    807. 

  807.     public string time(string d)

    808. 

  808.     {

    809. 

  809.       try

    810. 

  810.       {

    811. 

  811.         TimeTZ t = new TimeTZ(d);

    812. 

  812.         return t.ToString(); 

    813. 

  813.       }

    814. 

  814.       catch(FormatException)

    815. 

  815.       {

    816. 

  816.         return ""; 

    817. 

  817.       }

    818. 

  818.     }

    819. 

  819. 		

    820. 

  820. 

    821. 

  821.     /// <summary>

    822. 

  822.     /// Implements the following function

    823. 

  823.     ///   number date:year()

    824. 

  824.     /// </summary>

    825. 

  825.     /// <returns>The current year</returns>        

    826. 

  826.     public double year()

    827. 

  827.     {

    828. 

  828.       return DateTime.Now.Year;

    829. 

  829.     }

    830. 

  830. 

    831. 

  831.     /// <summary>

    832. 

  832.     /// Implements the following function

    833. 

  833.     ///   number date:year(string)

    834. 

  834.     /// </summary>

    835. 

  835.     /// <returns>The year part of the specified date or the empty string if the 

    836. 

  836.     /// date is invalid</returns>

    837. 

  837.     /// <remarks>Does not support dates in the format of the xs:yearMonth or 

    838. 

  838.     /// xs:gYear types</remarks>        

    839. 

  839.     public double year(string d)

    840. 

  840.     {

    841. 

  841.       try	

    842. 

  842.       {

    843. 

  843.         YearTZ date = new YearTZ(d);

    844. 

  844.         return date.d.Year; 

    845. 

  845.       }

    846. 

  846.       catch(FormatException)

    847. 

  847.       {

    848. 

  848.         return System.Double.NaN; 

    849. 

  849.       }

    850. 

  850.     }

    851. 

  851. 

    852. 

  852.     /// <summary>

    853. 

  853.     /// Helper method for calculating whether a year is a leap year. Algorithm 

    854. 

  854.     /// obtained from http://mindprod.com/jglossleapyear.html

    855. 

  855.     /// </summary>        

    856. 

  856.     private static bool IsLeapYear (int year) 

    857. 

  857.     { 	

    858. 

  858.       try 

    859. 

  859.       {

    860. 

  860.         return CultureInfo.CurrentCulture.Calendar.IsLeapYear(year); 

    861. 

  861.       } 

    862. 

  862.       catch 

    863. 

  863.       {

    864. 

  864.         return false;

    865. 

  865.       }

    866. 

  866.     }

    867. 

  867. 

    868. 

  868. 

    869. 

  869.     /// <summary>

    870. 

  870.     /// Implements the following function

    871. 

  871.     ///   boolean date:leap-year()

    872. 

  872.     /// </summary>

    873. 

  873.     /// <returns>True if the current year is a leap year.</returns>        

    874. 

  874.     public bool leapYear()

    875. 

  875.     {

    876. 

  876.       return IsLeapYear((int) year());

    877. 

  877.     }

    878. 

  878. 		

    879. 

  879.     /// <summary>

    880. 

  880.     /// This wrapper method will be renamed during custom build 

    881. 

  881.     /// to provide conformant EXSLT function name.

    882. 

  882.     /// </summary>

    883. 

  883.     public bool leapYear_RENAME_ME() 

    884. 

  884.     {

    885. 

  885.       return leapYear();

    886. 

  886.     }

    887. 

  887. 

    888. 

  888.     /// <summary>

    889. 

  889.     /// Implements the following function

    890. 

  890.     ///   boolean date:leap-year(string)

    891. 

  891.     /// </summary>

    892. 

  892.     /// <returns>True if the specified year is a leap year</returns>

    893. 

  893.     /// <remarks>Note that the spec says we should return NaN for a badly formatted input

    894. 

  894.     /// string.  This is impossible; we return false for a badly formatted input string.

    895. 

  895.     /// </remarks>        

    896. 

  896.     public bool leapYear(string d)

    897. 

  897.     {

    898. 

  898.       double y = year(d); 

    899. 

  899. 

    900. 

  900.       if (y == System.Double.NaN)

    901. 

  901.         return false;

    902. 

  902.       else

    903. 

  903.         return IsLeapYear((int)y);

    904. 

  904.     }

    905. 

  905. 		

    906. 

  906.     /// <summary>

    907. 

  907.     /// This wrapper method will be renamed during custom build 

    908. 

  908.     /// to provide conformant EXSLT function name.

    909. 

  909.     /// </summary>

    910. 

  910.     public bool leapYear_RENAME_ME(string d) 

    911. 

  911.     {

    912. 

  912.       return leapYear(d);

    913. 

  913.     }

    914. 

  914. 

    915. 

  915.     /// <summary>

    916. 

  916.     /// Implements the following function

    917. 

  917.     ///   number date:month-in-year()

    918. 

  918.     /// </summary>

    919. 

  919.     /// <returns>The current month</returns>        

    920. 

  920.     public double monthInYear()

    921. 

  921.     {

    922. 

  922.       return DateTime.Now.Month;

    923. 

  923.     }

    924. 

  924.         

    925. 

  925.     /// <summary>

    926. 

  926.     /// This wrapper method will be renamed during custom build 

    927. 

  927.     /// to provide conformant EXSLT function name.

    928. 

  928.     /// </summary>

    929. 

  929.     public double monthInYear_RENAME_ME() 

    930. 

  930.     {

    931. 

  931.       return monthInYear();

    932. 

  932.     }

    933. 

  933. 

    934. 

  934.     /// <summary>

    935. 

  935.     /// Implements the following function

    936. 

  936.     ///   number date:month-in-year(string)

    937. 

  937.     /// </summary>

    938. 

  938.     /// <returns>The month part of the specified date or the empty string if the 

    939. 

  939.     /// date is invalid</returns>

    940. 

  940.     /// <remarks>Does not support dates in the format of xs:gYear</remarks>        

    941. 

  941.     public double monthInYear(string d)

    942. 

  942.     {

    943. 

  943.       try

    944. 

  944.       {

    945. 

  945.         Month date = new Month(d);

    946. 

  946.         return date.d.Month; 

    947. 

  947.       }

    948. 

  948.       catch(FormatException)

    949. 

  949.       {

    950. 

  950.         return System.Double.NaN; 

    951. 

  951.       }

    952. 

  952.     }

    953. 

  953. 		

    954. 

  954.     /// <summary>

    955. 

  955.     /// This wrapper method will be renamed during custom build 

    956. 

  956.     /// to provide conformant EXSLT function name.

    957. 

  957.     /// </summary>

    958. 

  958.     public double monthInYear_RENAME_ME(string d) 

    959. 

  959.     {

    960. 

  960.       return monthInYear(d);

    961. 

  961.     }

    962. 

  962. 

    963. 

  963.     /// <summary>

    964. 

  964.     /// Helper funcitno to calculate the week number

    965. 

  965.     /// </summary>

    966. 

  966.     /// <returns>

    967. 

  967.     /// Returns the week in the year.  Obeys EXSLT spec, which specifies that counting follows 

    968. 

  968.     /// ISO 8601: week 1 in a year is the week containing the first Thursday of the year, with 

    969. 

  969.     /// new weeks beginning on a Monday

    970. 

  970.     /// </returns>

    971. 

  971.     /// <param name="d">The date for which we want to find the week</param>

    972. 

  972.     private double weekInYear(DateTime d)

    973. 

  973.     {

    974. 

  974.       return CultureInfo.InvariantCulture.Calendar.GetWeekOfYear(d, 

    975. 

  975.         System.Globalization.CalendarWeekRule.FirstFourDayWeek, 

    976. 

  976.         System.DayOfWeek.Monday);

    977. 

  977.     }		        

    978. 

  978. 

    979. 

  979.     /// <summary>

    980. 

  980.     /// Implements the following function

    981. 

  981.     ///   number date:week-in-year()

    982. 

  982.     /// </summary>

    983. 

  983.     /// <returns>

    984. 

  984.     /// The current week. Obeys EXSLT spec, which specifies that counting follows 

    985. 

  985.     /// ISO 8601: week 1 in a year is the week containing the first Thursday of the year, with 

    986. 

  986.     /// new weeks beginning on a Monday

    987. 

  987.     /// </returns>        

    988. 

  988.     public double weekInYear()

    989. 

  989.     {

    990. 

  990.       return this.weekInYear(DateTime.Now);

    991. 

  991.     }

    992. 

  992. 		

    993. 

  993.     /// <summary>

    994. 

  994.     /// This wrapper method will be renamed during custom build 

    995. 

  995.     /// to provide conformant EXSLT function name.

    996. 

  996.     /// </summary>

    997. 

  997.     public double weekInYear_RENAME_ME() 

    998. 

  998.     {

    999. 

  999.       return weekInYear();

    1000. 

  1000.     }

    1001. 

  1001. 

    1002. 

  1002.     /// <summary>

    1003. 

  1003.     /// Implements the following function

    1004. 

  1004.     ///   number date:week-in-year(string)

    1005. 

  1005.     /// </summary>

    1006. 

  1006.     /// <returns>The week part of the specified date or the empty string if the 

    1007. 

  1007.     /// date is invalid</returns>

    1008. 

  1008.     /// <remarks>Does not support dates in the format of the xs:yearMonth or 

    1009. 

  1009.     /// xs:gYear types. This method uses the Calendar.GetWeekOfYear() method 

    1010. 

  1010.     /// with the CalendarWeekRule and FirstDayOfWeek of the current culture.

    1011. 

  1011.     /// THE RESULTS OF CALLING THIS FUNCTION VARIES ACROSS CULTURES</remarks>        

    1012. 

  1012.     public double weekInYear(string d)

    1013. 

  1013.     {

    1014. 

  1014.       try

    1015. 

  1015.       {

    1016. 

  1016.         DateTZ dtz = new DateTZ(d);

    1017. 

  1017.         return weekInYear(dtz.d);

    1018. 

  1018.       }

    1019. 

  1019.       catch(FormatException)

    1020. 

  1020.       {

    1021. 

  1021.         return System.Double.NaN; 

    1022. 

  1022.       }

    1023. 

  1023.     }

    1024. 

  1024. 		

    1025. 

  1025.     /// <summary>

    1026. 

  1026.     /// This wrapper method will be renamed during custom build 

    1027. 

  1027.     /// to provide conformant EXSLT function name.

    1028. 

  1028.     /// </summary>

    1029. 

  1029.     public double weekInYear_RENAME_ME(string d) 

    1030. 

  1030.     {

    1031. 

  1031.       return weekInYear(d);

    1032. 

  1032.     }

    1033. 

  1033. 

    1034. 

  1034.     /// <summary>

    1035. 

  1035.     /// Helper method. 

    1036. 

  1036.     /// </summary>

    1037. 

  1037.     /// <param name="d"></param>

    1038. 

  1038.     /// <returns></returns>

    1039. 

  1039.     private double weekInMonth(DateTime d)

    1040. 

  1040.     {

    1041. 

  1041.       //

    1042. 

  1042.       // mon = 1

    1043. 

  1043.       // tue = 2

    1044. 

  1044.       // sun = 7

    1045. 

  1045.       // week = ceil(((date-day) / 7)) + 1

    1046. 

  1046. 

    1047. 

  1047.       double offset = (d.DayOfWeek == DayOfWeek.Sunday) ? 7 : (double)d.DayOfWeek;

    1048. 

  1048.       return System.Math.Ceiling((d.Day-offset) / 7)+1;

    1049. 

  1049.     }

    1050. 

  1050. 

    1051. 

  1051.     /// <summary>

    1052. 

  1052.     /// Implements the following function

    1053. 

  1053.     ///   number date:week-in-month()

    1054. 

  1054.     /// </summary>

    1055. 

  1055.     /// <remarks>

    1056. 

  1056.     /// The current week in month as a number.  For the purposes of numbering, the first 

    1057. 

  1057.     /// day of the month is in week 1 and new weeks begin on a Monday (so the first and 

    1058. 

  1058.     /// last weeks in a month will often have less than 7 days in them). 

    1059. 

  1059.     /// </remarks>        

    1060. 

  1060.     public double weekInMonth()

    1061. 

  1061.     {

    1062. 

  1062.       return this.weekInMonth(DateTime.Now);

    1063. 

  1063.     }

    1064. 

  1064.         

    1065. 

  1065.     /// <summary>

    1066. 

  1066.     /// This wrapper method will be renamed during custom build 

    1067. 

  1067.     /// to provide conformant EXSLT function name.

    1068. 

  1068.     /// </summary>

    1069. 

  1069.     public double weekInMonth_RENAME_ME() 

    1070. 

  1070.     {

    1071. 

  1071.       return weekInMonth();

    1072. 

  1072.     }

    1073. 

  1073. 

    1074. 

  1074.     /// <summary>

    1075. 

  1075.     /// Implements the following function

    1076. 

  1076.     ///   number date:week-in-month(string)

    1077. 

  1077.     /// </summary>

    1078. 

  1078.     /// <returns>The week in month of the specified date or NaN if the 

    1079. 

  1079.     /// date is invalid</returns>

    1080. 

  1080.     /// <remarks>

    1081. 

  1081.     /// The current week in month as a number.  For the purposes of numbering, the first 

    1082. 

  1082.     /// day of the month is in week 1 and new weeks begin on a Monday (so the first and 

    1083. 

  1083.     /// last weeks in a month will often have less than 7 days in them). 

    1084. 

  1084.     /// </remarks>        

    1085. 

  1085.     public double weekInMonth(string d)

    1086. 

  1086.     {

    1087. 

  1087.       try

    1088. 

  1088.       {

    1089. 

  1089.         DateTZ date = new DateTZ(d); 

    1090. 

  1090.         return this.weekInMonth(date.d); 

    1091. 

  1091.       }

    1092. 

  1092.       catch(FormatException)

    1093. 

  1093.       {

    1094. 

  1094.         return System.Double.NaN; 

    1095. 

  1095.       }

    1096. 

  1096.     }

    1097. 

  1097.         

    1098. 

  1098.     /// <summary>

    1099. 

  1099.     /// This wrapper method will be renamed during custom build 

    1100. 

  1100.     /// to provide conformant EXSLT function name.

    1101. 

  1101.     /// </summary>

    1102. 

  1102.     public double weekInMonth_RENAME_ME(string d) 

    1103. 

  1103.     {

    1104. 

  1104.       return weekInMonth(d);

    1105. 

  1105.     }

    1106. 

  1106. 

    1107. 

  1107. 

    1108. 

  1108.     /// <summary>

    1109. 

  1109.     /// Implements the following function

    1110. 

  1110.     ///   number date:day-in-year()

    1111. 

  1111.     /// </summary>

    1112. 

  1112.     /// <returns>The current day. </returns>        

    1113. 

  1113.     public double dayInYear()

    1114. 

  1114.     {

    1115. 

  1115.       return DateTime.Now.DayOfYear;

    1116. 

  1116.     }

    1117. 

  1117. 		

    1118. 

  1118.     /// <summary>

    1119. 

  1119.     /// This wrapper method will be renamed during custom build 

    1120. 

  1120.     /// to provide conformant EXSLT function name.

    1121. 

  1121.     /// </summary>

    1122. 

  1122.     public double dayInYear_RENAME_ME() 

    1123. 

  1123.     {

    1124. 

  1124.       return dayInYear();

    1125. 

  1125.     }

    1126. 

  1126. 

    1127. 

  1127.     /// <summary>

    1128. 

  1128.     /// Implements the following function

    1129. 

  1129.     ///   number date:day-in-year(string)

    1130. 

  1130.     /// </summary>

    1131. 

  1131.     /// <returns>

    1132. 

  1132.     /// The day part of the specified date or NaN if the date is invalid

    1133. 

  1133.     /// </returns>        

    1134. 

  1134.     public double dayInYear(string d)

    1135. 

  1135.     {

    1136. 

  1136.       try

    1137. 

  1137.       {

    1138. 

  1138.         DateTZ date = new DateTZ(d); 

    1139. 

  1139.         return date.d.DayOfYear; 

    1140. 

  1140.       }

    1141. 

  1141.       catch(FormatException)

    1142. 

  1142.       {

    1143. 

  1143.         return System.Double.NaN; 

    1144. 

  1144.       }

    1145. 

  1145.     }

    1146. 

  1146. 		

    1147. 

  1147.     /// <summary>

    1148. 

  1148.     /// This wrapper method will be renamed during custom build 

    1149. 

  1149.     /// to provide conformant EXSLT function name.

    1150. 

  1150.     /// </summary>

    1151. 

  1151.     public double dayInYear_RENAME_ME(string d) 

    1152. 

  1152.     {

    1153. 

  1153.       return dayInYear(d);

    1154. 

  1154.     }

    1155. 

  1155. 

    1156. 

  1156.     /// <summary>

    1157. 

  1157.     /// Implements the following function

    1158. 

  1158.     ///   number date:day-in-week()

    1159. 

  1159.     /// </summary>

    1160. 

  1160.     /// <returns>The current day in the week. 1=Sunday, 2=Monday,...,7=Saturday</returns>        

    1161. 

  1161.     public double dayInWeek()

    1162. 

  1162.     {

    1163. 

  1163.       return ((int) DateTime.Now.DayOfWeek) + 1;

    1164. 

  1164.     }

    1165. 

  1165. 		

    1166. 

  1166.     /// <summary>

    1167. 

  1167.     /// This wrapper method will be renamed during custom build 

    1168. 

  1168.     /// to provide conformant EXSLT function name.

    1169. 

  1169.     /// </summary>

    1170. 

  1170.     public double dayInWeek_RENAME_ME() 

    1171. 

  1171.     {

    1172. 

  1172.       return dayInWeek();

    1173. 

  1173.     }

    1174. 

  1174. 

    1175. 

  1175.     /// <summary>

    1176. 

  1176.     /// Implements the following function

    1177. 

  1177.     ///   number date:day-in-week(string)

    1178. 

  1178.     /// </summary>

    1179. 

  1179.     /// <returns>The day in the week of the specified date or NaN if the 

    1180. 

  1180.     /// date is invalid. The current day in the week. 1=Sunday, 2=Monday,...,7=Saturday

    1181. 

  1181.     /// </returns>        

    1182. 

  1182.     public double dayInWeek(string d)

    1183. 

  1183.     {

    1184. 

  1184.       try

    1185. 

  1185.       {

    1186. 

  1186.         DateTZ date = new DateTZ(d); 

    1187. 

  1187.         return ((int)date.d.DayOfWeek) + 1; 

    1188. 

  1188.       }

    1189. 

  1189.       catch(FormatException)

    1190. 

  1190.       {

    1191. 

  1191.         return System.Double.NaN; 

    1192. 

  1192.       }

    1193. 

  1193.     }

    1194. 

  1194. 		

    1195. 

  1195.     /// <summary>

    1196. 

  1196.     /// This wrapper method will be renamed during custom build 

    1197. 

  1197.     /// to provide conformant EXSLT function name.

    1198. 

  1198.     /// </summary>

    1199. 

  1199.     public double dayInWeek_RENAME_ME(string d) 

    1200. 

  1200.     {

    1201. 

  1201.       return dayInWeek(d);

    1202. 

  1202.     }

    1203. 

  1203. 

    1204. 

  1204. 

    1205. 

  1205.     /// <summary>

    1206. 

  1206.     /// Implements the following function

    1207. 

  1207.     ///   number date:day-in-month()

    1208. 

  1208.     /// </summary>

    1209. 

  1209.     /// <returns>The current day. </returns>        

    1210. 

  1210.     public double dayInMonth()

    1211. 

  1211.     {

    1212. 

  1212.       return DateTime.Now.Day;

    1213. 

  1213.     }

    1214. 

  1214. 		

    1215. 

  1215.     /// <summary>

    1216. 

  1216.     /// This wrapper method will be renamed during custom build 

    1217. 

  1217.     /// to provide conformant EXSLT function name.

    1218. 

  1218.     /// </summary>

    1219. 

  1219.     public double dayInMonth_RENAME_ME() 

    1220. 

  1220.     {

    1221. 

  1221.       return dayInMonth();

    1222. 

  1222.     }

    1223. 

  1223. 

    1224. 

  1224.     /// <summary>

    1225. 

  1225.     /// Implements the following function

    1226. 

  1226.     ///   number date:day-in-month(string)

    1227. 

  1227.     /// </summary>

    1228. 

  1228.     /// <returns>The day part of the specified date or the empty string if the 

    1229. 

  1229.     /// date is invalid</returns>

    1230. 

  1230.     public double dayInMonth(string d)

    1231. 

  1231.     {

    1232. 

  1232.       try

    1233. 

  1233.       {

    1234. 

  1234.         Day date = new Day(d);

    1235. 

  1235.         return date.d.Day; 

    1236. 

  1236.       }

    1237. 

  1237.       catch(FormatException)

    1238. 

  1238.       {

    1239. 

  1239.         return System.Double.NaN; 

    1240. 

  1240.       }

    1241. 

  1241.     }

    1242. 

  1242. 		

    1243. 

  1243.     /// <summary>

    1244. 

  1244.     /// This wrapper method will be renamed during custom build 

    1245. 

  1245.     /// to provide conformant EXSLT function name.

    1246. 

  1246.     /// </summary>

    1247. 

  1247.     public double dayInMonth_RENAME_ME(string d) 

    1248. 

  1248.     {

    1249. 

  1249.       return dayInMonth(d);

    1250. 

  1250.     }

    1251. 

  1251. 

    1252. 

  1252.     /// <summary>

    1253. 

  1253.     /// Helper method.

    1254. 

  1254.     /// </summary>

    1255. 

  1255.     /// <param name="day"></param>

    1256. 

  1256.     /// <returns></returns>

    1257. 

  1257.     private double dayOfWeekInMonth(int day)

    1258. 

  1258.     {

    1259. 

  1259.       // day of week in month = floor(((date-1) / 7)) + 1

    1260. 

  1260.       return ((day-1)/7) + 1;

    1261. 

  1261.     }

    1262. 

  1262. 

    1263. 

  1263.     /// <summary>

    1264. 

  1264.     /// Implements the following function

    1265. 

  1265.     ///   number date:day-of-week-in-month()

    1266. 

  1266.     /// </summary>

    1267. 

  1267.     /// <returns>The current day of week in the month as a number. For instance 

    1268. 

  1268.     /// the third Friday of the month returns 3</returns>        

    1269. 

  1269.     public double dayOfWeekInMonth()

    1270. 

  1270.     {

    1271. 

  1271.       return this.dayOfWeekInMonth(DateTime.Now.Day);

    1272. 

  1272.     }

    1273. 

  1273. 		

    1274. 

  1274.     /// <summary>

    1275. 

  1275.     /// This wrapper method will be renamed during custom build 

    1276. 

  1276.     /// to provide conformant EXSLT function name.

    1277. 

  1277.     /// </summary>

    1278. 

  1278.     public double dayOfWeekInMonth_RENAME_ME() 

    1279. 

  1279.     {

    1280. 

  1280.       return dayOfWeekInMonth();

    1281. 

  1281.     }

    1282. 

  1282. 

    1283. 

  1283.     /// <summary>

    1284. 

  1284.     /// Implements the following function

    1285. 

  1285.     ///   number date:day-of-week-in-month(string)

    1286. 

  1286.     /// </summary>

    1287. 

  1287.     /// <returns>The day part of the specified date or NaN if the 

    1288. 

  1288.     /// date is invalid</returns>        

    1289. 

  1289.     public double dayOfWeekInMonth(string d)

    1290. 

  1290.     {

    1291. 

  1291.       try

    1292. 

  1292.       {

    1293. 

  1293.         DateTZ date = new DateTZ(d); 

    1294. 

  1294.         return this.dayOfWeekInMonth(date.d.Day); 

    1295. 

  1295.       }

    1296. 

  1296.       catch(FormatException)

    1297. 

  1297.       {

    1298. 

  1298.         return System.Double.NaN; 

    1299. 

  1299.       }

    1300. 

  1300.     }

    1301. 

  1301. 		

    1302. 

  1302.     /// <summary>

    1303. 

  1303.     /// This wrapper method will be renamed during custom build 

    1304. 

  1304.     /// to provide conformant EXSLT function name.

    1305. 

  1305.     /// </summary>

    1306. 

  1306.     public double dayOfWeekInMonth_RENAME_ME(string d) 

    1307. 

  1307.     {

    1308. 

  1308.       return dayOfWeekInMonth(d);

    1309. 

  1309.     }

    1310. 

  1310. 	

    1311. 

  1311.     /// <summary>

    1312. 

  1312.     /// Implements the following function

    1313. 

  1313.     ///   number date:hour-in-day()

    1314. 

  1314.     /// </summary>

    1315. 

  1315.     /// <returns>The current hour of the day as a number.</returns>        

    1316. 

  1316.     public double hourInDay()

    1317. 

  1317.     {

    1318. 

  1318.       return DateTime.Now.Hour;

    1319. 

  1319.     }

    1320. 

  1320. 		

    1321. 

  1321.     /// <summary>

    1322. 

  1322.     /// This wrapper method will be renamed during custom build 

    1323. 

  1323.     /// to provide conformant EXSLT function name.

    1324. 

  1324.     /// </summary>

    1325. 

  1325.     public double hourInDay_RENAME_ME() 

    1326. 

  1326.     {

    1327. 

  1327.       return hourInDay();

    1328. 

  1328.     }

    1329. 

  1329. 

    1330. 

  1330.     /// <summary>

    1331. 

  1331.     /// Implements the following function

    1332. 

  1332.     ///   number date:hour-in-day(string)

    1333. 

  1333.     /// </summary>

    1334. 

  1334.     /// <returns>The current hour of the specified time or NaN if the 

    1335. 

  1335.     /// date is invalid</returns>        

    1336. 

  1336.     public double hourInDay(string d)

    1337. 

  1337.     {

    1338. 

  1338.       try

    1339. 

  1339.       {

    1340. 

  1340.         TimeTZ date = new TimeTZ(d); 

    1341. 

  1341.         return date.d.Hour; 

    1342. 

  1342.       }

    1343. 

  1343.       catch(FormatException)

    1344. 

  1344.       {

    1345. 

  1345.         return System.Double.NaN; 

    1346. 

  1346.       }

    1347. 

  1347.     }

    1348. 

  1348. 		

    1349. 

  1349.     /// <summary>

    1350. 

  1350.     /// This wrapper method will be renamed during custom build 

    1351. 

  1351.     /// to provide conformant EXSLT function name.

    1352. 

  1352.     /// </summary>

    1353. 

  1353.     public double hourInDay_RENAME_ME(string d) 

    1354. 

  1354.     {

    1355. 

  1355.       return hourInDay(d);

    1356. 

  1356.     }

    1357. 

  1357. 

    1358. 

  1358.     /// <summary>

    1359. 

  1359.     /// Implements the following function

    1360. 

  1360.     ///   number date:minute-in-hour()

    1361. 

  1361.     /// </summary>

    1362. 

  1362.     /// <returns>The minute of the current hour as a number. </returns>        

    1363. 

  1363.     public double minuteInHour()

    1364. 

  1364.     {

    1365. 

  1365.       return DateTime.Now.Minute;

    1366. 

  1366.     }

    1367. 

  1367. 		

    1368. 

  1368.     /// <summary>

    1369. 

  1369.     /// This wrapper method will be renamed during custom build 

    1370. 

  1370.     /// to provide conformant EXSLT function name.

    1371. 

  1371.     /// </summary>

    1372. 

  1372.     public double minuteInHour_RENAME_ME() 

    1373. 

  1373.     {

    1374. 

  1374.       return minuteInHour();

    1375. 

  1375.     }

    1376. 

  1376. 

    1377. 

  1377.     /// <summary>

    1378. 

  1378.     /// Implements the following function

    1379. 

  1379.     ///   number date:minute-in-hour(string)

    1380. 

  1380.     /// </summary>

    1381. 

  1381.     /// <returns>The minute of the hour of the specified time or NaN if the 

    1382. 

  1382.     /// date is invalid</returns>        

    1383. 

  1383.     public double minuteInHour(string d)

    1384. 

  1384.     {

    1385. 

  1385.       try

    1386. 

  1386.       {

    1387. 

  1387.         TimeTZ date = new TimeTZ(d); 

    1388. 

  1388.         return date.d.Minute; 

    1389. 

  1389.       }

    1390. 

  1390.       catch(FormatException)

    1391. 

  1391.       {

    1392. 

  1392.         return System.Double.NaN; 

    1393. 

  1393.       }

    1394. 

  1394.     }

    1395. 

  1395. 

    1396. 

  1396.     /// <summary>

    1397. 

  1397.     /// This wrapper method will be renamed during custom build 

    1398. 

  1398.     /// to provide conformant EXSLT function name.

    1399. 

  1399.     /// </summary>

    1400. 

  1400.     public double minuteInHour_RENAME_ME(string d) 

    1401. 

  1401.     {

    1402. 

  1402.       return minuteInHour(d);

    1403. 

  1403.     }

    1404. 

  1404. 

    1405. 

  1405.     /// <summary>

    1406. 

  1406.     /// Implements the following function

    1407. 

  1407.     ///   number date:second-in-minute()

    1408. 

  1408.     /// </summary>

    1409. 

  1409.     /// <returns>The seconds of the current minute as a number. </returns>        

    1410. 

  1410.     public double secondInMinute()

    1411. 

  1411.     {

    1412. 

  1412.       return DateTime.Now.Second;

    1413. 

  1413.     }

    1414. 

  1414. 		

    1415. 

  1415.     /// <summary>

    1416. 

  1416.     /// This wrapper method will be renamed during custom build 

    1417. 

  1417.     /// to provide conformant EXSLT function name.

    1418. 

  1418.     /// </summary>

    1419. 

  1419.     public double secondInMinute_RENAME_ME() 

    1420. 

  1420.     {

    1421. 

  1421.       return secondInMinute();

    1422. 

  1422.     }		

    1423. 

  1423. 

    1424. 

  1424.     /// <summary>

    1425. 

  1425.     /// Implements the following function

    1426. 

  1426.     ///   number date:second-in-minute(string)

    1427. 

  1427.     /// </summary>

    1428. 

  1428.     /// <returns>The seconds of the minute of the specified time or NaN if the 

    1429. 

  1429.     /// date is invalid</returns>        

    1430. 

  1430.     public double secondInMinute(string d)

    1431. 

  1431.     {

    1432. 

  1432.       try

    1433. 

  1433.       {

    1434. 

  1434.         TimeTZ date = new TimeTZ(d); 

    1435. 

  1435.         return date.d.Second; 

    1436. 

  1436.       }

    1437. 

  1437.       catch(FormatException)

    1438. 

  1438.       {

    1439. 

  1439.         return System.Double.NaN; 

    1440. 

  1440.       }

    1441. 

  1441.     }

    1442. 

  1442. 		

    1443. 

  1443.     /// <summary>

    1444. 

  1444.     /// This wrapper method will be renamed during custom build 

    1445. 

  1445.     /// to provide conformant EXSLT function name.

    1446. 

  1446.     /// </summary>

    1447. 

  1447.     public double secondInMinute_RENAME_ME(string d) 

    1448. 

  1448.     {

    1449. 

  1449.       return secondInMinute(d);

    1450. 

  1450.     }

    1451. 

  1451. 

    1452. 

  1452.     /// <summary>

    1453. 

  1453.     /// Helper function for 

    1454. 

  1454.     ///   string date:day-name()

    1455. 

  1455.     /// </summary>

    1456. 

  1456.     /// <returns>The Engish name of the current day</returns>        

    1457. 

  1457.     private string dayName(int dow)

    1458. 

  1458.     {

    1459. 

  1459.       if (dow <0 || dow >= dayNames.Length)

    1460. 

  1460.         return String.Empty;

    1461. 

  1461.       return dayNames[dow];

    1462. 

  1462.     }

    1463. 

  1463. 

    1464. 

  1464.     /// <summary>

    1465. 

  1465.     /// Implements the following function

    1466. 

  1466.     ///   string date:day-name()

    1467. 

  1467.     /// </summary>

    1468. 

  1468.     /// <returns>The Engish name of the current day</returns>        

    1469. 

  1469.     public string dayName()

    1470. 

  1470.     {

    1471. 

  1471.       return dayName((int) DateTime.Now.DayOfWeek);

    1472. 

  1472.     }

    1473. 

  1473. 		

    1474. 

  1474.     /// <summary>

    1475. 

  1475.     /// This wrapper method will be renamed during custom build 

    1476. 

  1476.     /// to provide conformant EXSLT function name.

    1477. 

  1477.     /// </summary>

    1478. 

  1478.     public string dayName_RENAME_ME() 

    1479. 

  1479.     {

    1480. 

  1480.       return dayName();

    1481. 

  1481.     }

    1482. 

  1482. 

    1483. 

  1483.     /// <summary>

    1484. 

  1484.     /// Implements the following function

    1485. 

  1485.     ///   string date:day-name(string)

    1486. 

  1486.     /// </summary>

    1487. 

  1487.     /// <returns>The English name of the day of the specified date or the empty string if the 

    1488. 

  1488.     /// date is invalid</returns>        

    1489. 

  1489.     public string dayName(string d)

    1490. 

  1490.     {

    1491. 

  1491.       try

    1492. 

  1492.       {

    1493. 

  1493.         DateTZ date = new DateTZ(d); 

    1494. 

  1494.         return dayName((int) date.d.DayOfWeek);

    1495. 

  1495.       }

    1496. 

  1496.       catch(FormatException)

    1497. 

  1497.       {

    1498. 

  1498.         return ""; 

    1499. 

  1499.       }

    1500. 

  1500.     }

    1501. 

  1501. 		

    1502. 

  1502.     /// <summary>

    1503. 

  1503.     /// This wrapper method will be renamed during custom build 

    1504. 

  1504.     /// to provide conformant EXSLT function name.

    1505. 

  1505.     /// </summary>

    1506. 

  1506.     public string dayName_RENAME_ME(string d) 

    1507. 

  1507.     {

    1508. 

  1508.       return dayName(d);

    1509. 

  1509.     }

    1510. 

  1510. 

    1511. 

  1511.     /// <summary>

    1512. 

  1512.     /// Helper function for 

    1513. 

  1513.     ///   string date:day-abbreviation()

    1514. 

  1514.     /// </summary>

    1515. 

  1515.     /// <returns>The abbreviated English name of the current day</returns>        

    1516. 

  1516.     private string dayAbbreviation(int dow)

    1517. 

  1517.     {

    1518. 

  1518.       if (dow < 0 || dow >= dayAbbrevs.Length)

    1519. 

  1519.         return String.Empty;

    1520. 

  1520.       return dayAbbrevs[dow];

    1521. 

  1521.     }

    1522. 

  1522. 

    1523. 

  1523. 

    1524. 

  1524.     /// <summary>

    1525. 

  1525.     /// Implements the following function

    1526. 

  1526.     ///   string date:day-abbreviation()

    1527. 

  1527.     /// </summary>

    1528. 

  1528.     /// <returns>The abbreviated English name of the current day</returns>        

    1529. 

  1529.     public string dayAbbreviation()

    1530. 

  1530.     {

    1531. 

  1531.       return dayAbbreviation((int)DateTime.Now.DayOfWeek);

    1532. 

  1532.     }

    1533. 

  1533. 

    1534. 

  1534.     /// <summary>

    1535. 

  1535.     /// This wrapper method will be renamed during custom build 

    1536. 

  1536.     /// to provide conformant EXSLT function name.

    1537. 

  1537.     /// </summary>

    1538. 

  1538.     public string dayAbbreviation_RENAME_ME() 

    1539. 

  1539.     {

    1540. 

  1540.       return dayAbbreviation();

    1541. 

  1541.     }

    1542. 

  1542. 

    1543. 

  1543.     /// <summary>

    1544. 

  1544.     /// Implements the following function

    1545. 

  1545.     ///   string date:day-abbreviation(string)

    1546. 

  1546.     /// </summary>

    1547. 

  1547.     /// <returns>The abbreviated English name of the day of the speci…
    1548.

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