318 lines
16 KiB
C#
318 lines
16 KiB
C#
using System;
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using System.Text;
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namespace Kreta.DataAccessManual.Util
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{
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public static class CommonUtilsDal
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{
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#region LookupTable
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static uint[] CRCTbl = {
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0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA,
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0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,
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0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
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0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,
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0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE,
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0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
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0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC,
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0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,
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0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
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0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,
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0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940,
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0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
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0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116,
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0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
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0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
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0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,
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0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A,
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0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
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0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818,
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0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,
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0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
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0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,
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0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C,
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0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
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0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2,
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0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,
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0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
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0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
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0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086,
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0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
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0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4,
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0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,
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0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
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0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,
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0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8,
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0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
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0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE,
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0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,
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0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
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0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,
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0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252,
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0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
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0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60,
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0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,
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0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
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0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,
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0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04,
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0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
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0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A,
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0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,
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0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
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0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,
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0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E,
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0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
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0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C,
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0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
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0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
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0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,
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0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0,
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0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
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0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6,
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0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,
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0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
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0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D};
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#endregion
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#region CRC
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/// <summary>
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/// </summary>
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/// <param name="Str">Str</param>
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/// <returns>Str-bol generált CRC, ami 6 karakter hosszú, számok/betűk</returns>
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static string CRC(string Str)
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{
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string RetValue = "";
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int CRCVal = -1; // Kréta specifikus init érték
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int Count, L;
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string C;
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int tmp;
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uint tmp2, tmp3;
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for (Count = 0; Count < Str.Length; Count++)
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{
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tmp = Convert.ToInt32(Str[Count]);
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tmp2 = (uint)((CRCVal >> 8) & 0x00FFFFFF);
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tmp3 = CRCTbl[(byte)(CRCVal ^ tmp)];
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CRCVal = (int)(tmp3 ^ tmp2);
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}
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CRCVal -= 552776587; // Kréta specifikus eltolás
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CRCVal = Math.Abs(CRCVal);
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CRCVal %= 0x5DB4A800; // ennyi kód lehet 26*36*36*36*36*36
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for (Count = 6; Count > 0; Count--)
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{
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CRCVal = (int)Math.DivRem(CRCVal, 36, out L);
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if (L < 26)
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C = Convert.ToChar(Convert.ToInt32('a') + L).ToString();
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else
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C = Convert.ToChar(Convert.ToInt32('0') + L - 26).ToString();
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RetValue = C + RetValue;
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}
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return RetValue;
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}
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#endregion
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#region KopaszNev
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/// <summary>
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/// Mikre figyel?
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/// elejen a dr.,Dr.,DR. elhagyasa
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/// sch->s
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/// ts->cs
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/// ch->cs
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/// y->i
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/// msh+h->msh
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/// cz->c
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/// ly->j
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/// ekezetekre nem figyel
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/// csupa kISbetu a nev,space-ek nelkul
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/// _-t kiveszi
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/// </summary>
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/// <param name="nev">Kap egy sztringet</param>
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/// <returns>Visszaadja a sztring "kopasz" verzióját</returns>
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public static string KopaszNev(string nev)
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{
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System.Text.StringBuilder RetValue = new System.Text.StringBuilder();
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System.Text.StringBuilder KopaszNev = new System.Text.StringBuilder();
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nev = nev.ToLower();
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#region Ékezetes karaktereket ékezet nélküliekre cseréli.
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for (int i = 0; i < nev.Length; i++)
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{
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switch (Convert.ToInt16(nev[i]))
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{
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case 246: //ö
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case 243: //ó
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case 337: //o - hosszu o
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case 244: //ô - kalapos
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case 245: //ő - hullámos o
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case 242: //ò
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KopaszNev.Append(Convert.ToChar(111).ToString());// o
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break;
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case 252: //ü
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case 369: //u
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case 250: //ú
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case 249: //ù
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case 251: //ű
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KopaszNev.Append(Convert.ToChar(117).ToString());// u
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break;
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case 232: //è
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case 234: //ê
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case 233: //é
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case 235: //ë
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KopaszNev.Append(Convert.ToChar(101).ToString());// e
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break;
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case 225: //á
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case 228: //ä
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case 229: //â
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case 224: //à
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case 226: //â
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case 227: //ã
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KopaszNev.Append(Convert.ToChar(97).ToString());// a
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break;
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case 236: //ì
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case 237: //í
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case 238: //î
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case 239: //î
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KopaszNev.Append(Convert.ToChar(105).ToString());// i
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break;
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default:
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KopaszNev.Append(nev[i]);
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break;
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}
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}
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#endregion
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nev = KopaszNev.ToString();
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// ascii karakterekké és kisbetukké konvertáljuk.
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nev = Encoding.ASCII.GetString(Encoding.ASCII.GetBytes(nev)).ToLower();
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bool b = true;
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// az elejérol levágjuk a space-eket
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nev = nev.TrimStart(' ');
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for (int szlo = 0; szlo < nev.Length; szlo++)
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{
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// ha nem space, és nem is "dr." vagy "dr " karakterekkel kezdodik...
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if (b && (nev.StartsWith("dr.", StringComparison.CurrentCulture) || nev.StartsWith("dr ", StringComparison.CurrentCulture)))
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{
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b = false;
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szlo += 2;
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continue;
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}
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// a space-eket kihagyjuk
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if (nev[szlo] == ' ')
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continue;
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// ha belefér a hátralévo sztringbe, és egyezik a következo karakterekkel, csere...
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#region "sch" -> "s"
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if ((string.Compare(nev, szlo, "sch", 0, 3, StringComparison.CurrentCulture) == 0))//( nev.Length-1-szlo ) >= 3 ) &&
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{
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RetValue.Append("s");
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szlo += 2;
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continue;
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}
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#endregion
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#region "ts" -> "cs" vagy "ch" -> "cs"
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if ((string.Compare(nev, szlo, "ts", 0, 2, StringComparison.CurrentCulture) == 0 || string.Compare(nev, szlo, "ch", 0, 2, StringComparison.CurrentCulture) == 0))
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{
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RetValue.Append("cs");
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szlo++;
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continue;
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}
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#endregion
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#region "cz" -> "c"
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if (string.Compare(nev, szlo, "cz", 0, 2, StringComparison.CurrentCulture) == 0)
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{
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RetValue.Append("c");
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szlo++;
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continue;
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}
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#endregion
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#region "ly" -> "j"
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if (string.Compare(nev, szlo, "ly", 0, 2, StringComparison.CurrentCulture) == 0)
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{
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RetValue.Append("j");
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szlo++;
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continue;
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}
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#endregion
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#region "y" -> "i"
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// csak akkor, ha nem gy, ty vagy ny beturol van szo
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bool m_IsGYTYNYBetu = false;
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if (szlo > 0
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&& (string.Compare(nev, szlo - 1, "g", 0, 1, StringComparison.CurrentCulture) == 0
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|| string.Compare(nev, szlo - 1, "n", 0, 1, StringComparison.CurrentCulture) == 0
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|| string.Compare(nev, szlo - 1, "t", 0, 1, StringComparison.CurrentCulture) == 0
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)
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&& string.Compare(nev, szlo, "y", 0, 1, StringComparison.CurrentCulture) == 0)
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{
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m_IsGYTYNYBetu = true;
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}
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if (!m_IsGYTYNYBetu && string.Compare(nev, szlo, "y", 0, 1, StringComparison.CurrentCulture) == 0)
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{
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RetValue.Append("i");
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continue;
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}
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#endregion
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#region Csak akkor kell a 'h', ha elotte a,e,i,o,u karakterek vannak. (ha a fir parameter = true, akkor ezt nem hasznaljuk)
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if (string.Compare(nev, szlo, "h", 0, 1, StringComparison.CurrentCulture) == 0 &&
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(szlo > 0 &&
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nev[szlo - 1] != 'a' &&
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nev[szlo - 1] != 'e' &&
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nev[szlo - 1] != 'i' &&
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nev[szlo - 1] != 'o' &&
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nev[szlo - 1] != 'u' &&
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nev[szlo - 1] != ' '))
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{
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continue;
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}
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#endregion
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#region Ha ponthoz érve az elotte lévo karakterek sorrendben: d és r
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if ( //( ( nev.Length-1-szlo ) >= 1 ) &&
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szlo > 1 &&// hogy vissza tudjunk lépni ketto char-t
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string.Compare(nev, szlo, ".", 0, 1, StringComparison.CurrentCulture) == 0 &&
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string.Compare(nev, szlo - 1, "r", 0, 1, StringComparison.CurrentCulture) == 0 &&
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string.Compare(nev, szlo - 2, "d", 0, 1, StringComparison.CurrentCulture) == 0)
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{
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// visszalépünk a d-re, és mintha az elején lenne, az az eset következik.
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//b = true;
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//szlo -= 3;
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RetValue.Remove(RetValue.Length - 2, 2);
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continue;
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}
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#endregion
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#region Az egyforma egymás melletti karakterekbol csak az elso számít (ha a fir parameter = true, akkor ezt nem hasznaljuk)
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if (szlo > 0 && string.Compare(nev, szlo, nev[szlo - 1].ToString(), 0, 1, StringComparison.CurrentCulture) == 0)
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continue;
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#endregion
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#region Ha az aktuális karakter speciális, akkor nem számít
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if ("abcdefghijklmnopqrstuvwxyz".IndexOf(nev[szlo].ToString(), StringComparison.CurrentCulture) == -1)
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continue;
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#endregion
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// Ha minden stimmel, akkor kell a karakter
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RetValue.Append(nev[szlo].ToString());
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}
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return RetValue.ToString();
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}
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#endregion
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}
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}
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