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nsXFormsXPathXMLUtil.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is Mozilla XForms support.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Novell, Inc.
00019  * Portions created by the Initial Developer are Copyright (C) 2004
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *  Allan Beaufour <abeaufour@novell.com>
00024  *  David Landwehr <dlandwehr@novell.com>
00025  *
00026  * Alternatively, the contents of this file may be used under the terms of
00027  * either the GNU General Public License Version 2 or later (the "GPL"), or
00028  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00029  * in which case the provisions of the GPL or the LGPL are applicable instead
00030  * of those above. If you wish to allow use of your version of this file only
00031  * under the terms of either the GPL or the LGPL, and not to allow others to
00032  * use your version of this file under the terms of the MPL, indicate your
00033  * decision by deleting the provisions above and replace them with the notice
00034  * and other provisions required by the GPL or the LGPL. If you do not delete
00035  * the provisions above, a recipient may use your version of this file under
00036  * the terms of any one of the MPL, the GPL or the LGPL.
00037  *
00038  * ***** END LICENSE BLOCK ***** */
00039 
00040 #include "nsXFormsXPathXMLUtil.h"
00041 
00042 static const PRUint32 BASECHAR_RANGE_LENGTH = 404;
00043 static const PRUnichar BASECHAR_RANGE[] = {
00044  0x0041,0x005a,0x0061,0x007a,0x00c0,0x00d6,0x00d8,0x00f6,0x00f8,0x00ff,0x0100,0x0131,0x0134,0x013e,0x0141,0x0148,0x014a,0x017e,0x0180,0x01c3,0x01cd,0x01f0,0x01f4,0x01f5,0x01fa,0x0217,0x0250,0x02a8,0x02bb,0x02c1,0x0386,0x0386,0x0388,0x038a,0x038c,0x038c,0x038e,0x03a1,0x03a3,0x03ce
00045 ,0x03d0,0x03d6,0x03da,0x03da,0x03dc,0x03dc,0x03de,0x03de,0x03e0,0x03e0,0x03e2,0x03f3,0x0401,0x040c,0x040e,0x044f,0x0451,0x045c,0x045e,0x0481,0x0490,0x04c4,0x04c7,0x04c8,0x04cb,0x04cc,0x04d0,0x04eb,0x04ee,0x04f5,0x04f8,0x04f9,0x0531,0x0556,0x0559,0x0559,0x0561,0x0586,0x05d0,0x05ea
00046 ,0x05f0,0x05f2,0x0621,0x063a,0x0641,0x064a,0x0671,0x06b7,0x06ba,0x06be,0x06c0,0x06ce,0x06d0,0x06d3,0x06d5,0x06d5,0x06e5,0x06e6,0x0905,0x0939,0x093d,0x093d,0x0958,0x0961,0x0985,0x098c,0x098f,0x0990,0x0993,0x09a8,0x09aa,0x09b0,0x09b2,0x09b2,0x09b6,0x09b9,0x09dc,0x09dd,0x09df,0x09e1
00047 ,0x09f0,0x09f1,0x0a05,0x0a0a,0x0a0f,0x0a10,0x0a13,0x0a28,0x0a2a,0x0a30,0x0a32,0x0a33,0x0a35,0x0a36,0x0a38,0x0a39,0x0a59,0x0a5c,0x0a5e,0x0a5e,0x0a72,0x0a74,0x0a85,0x0a8b,0x0a8d,0x0a8d,0x0a8f,0x0a91,0x0a93,0x0aa8,0x0aaa,0x0ab0,0x0ab2,0x0ab3,0x0ab5,0x0ab9,0x0abd,0x0abd,0x0ae0,0x0ae0
00048 ,0x0b05,0x0b0c,0x0b0f,0x0b10,0x0b13,0x0b28,0x0b2a,0x0b30,0x0b32,0x0b33,0x0b36,0x0b39,0x0b3d,0x0b3d,0x0b5c,0x0b5d,0x0b5f,0x0b61,0x0b85,0x0b8a,0x0b8e,0x0b90,0x0b92,0x0b95,0x0b99,0x0b9a,0x0b9c,0x0b9c,0x0b9e,0x0b9f,0x0ba3,0x0ba4,0x0ba8,0x0baa,0x0bae,0x0bb5,0x0bb7,0x0bb9,0x0c05,0x0c0c
00049 ,0x0c0e,0x0c10,0x0c12,0x0c28,0x0c2a,0x0c33,0x0c35,0x0c39,0x0c60,0x0c61,0x0c85,0x0c8c,0x0c8e,0x0c90,0x0c92,0x0ca8,0x0caa,0x0cb3,0x0cb5,0x0cb9,0x0cde,0x0cde,0x0ce0,0x0ce1,0x0d05,0x0d0c,0x0d0e,0x0d10,0x0d12,0x0d28,0x0d2a,0x0d39,0x0d60,0x0d61,0x0e01,0x0e2e,0x0e30,0x0e30,0x0e32,0x0e33
00050 ,0x0e40,0x0e45,0x0e81,0x0e82,0x0e84,0x0e84,0x0e87,0x0e88,0x0e8a,0x0e8a,0x0e8d,0x0e8d,0x0e94,0x0e97,0x0e99,0x0e9f,0x0ea1,0x0ea3,0x0ea5,0x0ea5,0x0ea7,0x0ea7,0x0eaa,0x0eab,0x0ead,0x0eae,0x0eb0,0x0eb0,0x0eb2,0x0eb3,0x0ebd,0x0ebd,0x0ec0,0x0ec4,0x0f40,0x0f47,0x0f49,0x0f69,0x10a0,0x10c5
00051 ,0x10d0,0x10f6,0x1100,0x1100,0x1102,0x1103,0x1105,0x1107,0x1109,0x1109,0x110b,0x110c,0x110e,0x1112,0x113c,0x113c,0x113e,0x113e,0x1140,0x1140,0x114c,0x114c,0x114e,0x114e,0x1150,0x1150,0x1154,0x1155,0x1159,0x1159,0x115f,0x1161,0x1163,0x1163,0x1165,0x1165,0x1167,0x1167,0x1169,0x1169
00052 ,0x116d,0x116e,0x1172,0x1173,0x1175,0x1175,0x119e,0x119e,0x11a8,0x11a8,0x11ab,0x11ab,0x11ae,0x11af,0x11b7,0x11b8,0x11ba,0x11ba,0x11bc,0x11c2,0x11eb,0x11eb,0x11f0,0x11f0,0x11f9,0x11f9,0x1e00,0x1e9b,0x1ea0,0x1ef9,0x1f00,0x1f15,0x1f18,0x1f1d,0x1f20,0x1f45,0x1f48,0x1f4d,0x1f50,0x1f57
00053 ,0x1f59,0x1f59,0x1f5b,0x1f5b,0x1f5d,0x1f5d,0x1f5f,0x1f7d,0x1f80,0x1fb4,0x1fb6,0x1fbc,0x1fbe,0x1fbe,0x1fc2,0x1fc4,0x1fc6,0x1fcc,0x1fd0,0x1fd3,0x1fd6,0x1fdb,0x1fe0,0x1fec,0x1ff2,0x1ff4,0x1ff6,0x1ffc,0x2126,0x2126,0x212a,0x212b,0x212e,0x212e,0x2180,0x2182,0x3041,0x3094,0x30a1,0x30fa
00054 ,0x3105,0x312c,0xac00,0xd7a3};
00055 
00056 static const PRUint32 IDEOGRAPHIC_RANGE_LENGTH = 6;
00057 static const PRUnichar IDEOGRAPHIC_RANGE[] = {
00058  0x4e00,0x9fa5,0x3007,0x3007,0x3021,0x3029
00059 };
00060 
00061 static const PRUint32 COMBINING_CHAR_RANGE_LENGTH = 190;
00062 static const PRUnichar COMBINING_CHAR_RANGE[] = {
00063  0x0300,0x0345,0x0360,0x0361,0x0483,0x0486,0x0591,0x05a1,0x05a3,0x05b9,0x05bb,0x05bd,0x05bf,0x05bf,0x05c1,0x05c2,0x05c4,0x05c4,0x064b,0x0652,0x0670,0x0670,0x06d6,0x06dc,0x06dd,0x06df,0x06e0,0x06e4,0x06e7,0x06e8,0x06ea,0x06ed,0x0901,0x0903,0x093c,0x093c,0x093e,0x094c,0x094d,0x094d
00064 ,0x0951,0x0954,0x0962,0x0963,0x0981,0x0983,0x09bc,0x09bc,0x09be,0x09be,0x09bf,0x09bf,0x09c0,0x09c4,0x09c7,0x09c8,0x09cb,0x09cd,0x09d7,0x09d7,0x09e2,0x09e3,0x0a02,0x0a02,0x0a3c,0x0a3c,0x0a3e,0x0a3e,0x0a3f,0x0a3f,0x0a40,0x0a42,0x0a47,0x0a48,0x0a4b,0x0a4d,0x0a70,0x0a71,0x0a81,0x0a83
00065 ,0x0abc,0x0abc,0x0abe,0x0ac5,0x0ac7,0x0ac9,0x0acb,0x0acd,0x0b01,0x0b03,0x0b3c,0x0b3c,0x0b3e,0x0b43,0x0b47,0x0b48,0x0b4b,0x0b4d,0x0b56,0x0b57,0x0b82,0x0b83,0x0bbe,0x0bc2,0x0bc6,0x0bc8,0x0bca,0x0bcd,0x0bd7,0x0bd7,0x0c01,0x0c03,0x0c3e,0x0c44,0x0c46,0x0c48,0x0c4a,0x0c4d,0x0c55,0x0c56
00066 ,0x0c82,0x0c83,0x0cbe,0x0cc4,0x0cc6,0x0cc8,0x0cca,0x0ccd,0x0cd5,0x0cd6,0x0d02,0x0d03,0x0d3e,0x0d43,0x0d46,0x0d48,0x0d4a,0x0d4d,0x0d57,0x0d57,0x0e31,0x0e31,0x0e34,0x0e3a,0x0e47,0x0e4e,0x0eb1,0x0eb1,0x0eb4,0x0eb9,0x0ebb,0x0ebc,0x0ec8,0x0ecd,0x0f18,0x0f19,0x0f35,0x0f35,0x0f37,0x0f37
00067 ,0x0f39,0x0f39,0x0f3e,0x0f3e,0x0f3f,0x0f3f,0x0f71,0x0f84,0x0f86,0x0f8b,0x0f90,0x0f95,0x0f97,0x0f97,0x0f99,0x0fad,0x0fb1,0x0fb7,0x0fb9,0x0fb9,0x20d0,0x20dc,0x20e1,0x20e1,0x302a,0x302f,0x3099,0x3099,0x309a,0x309a
00068 };
00069 
00070 static const PRUint32 DIGIT_RANGE_LENGTH = 30;
00071 static const PRUnichar DIGIT_RANGE[] = {
00072  0x0030,0x0039,0x0660,0x0669,0x06f0,0x06f9,0x0966,0x096f,0x09e6,0x09ef,0x0a66,0x0a6f,0x0ae6,0x0aef,0x0b66,0x0b6f,0x0be7,0x0bef,0x0c66,0x0c6f,0x0ce6,0x0cef,0x0d66,0x0d6f,0x0e50,0x0e59,0x0ed0,0x0ed9,0x0f20,0x0f29
00073 };
00074 
00075 static const PRUint32 EXTENDER_RANGE_LENGTH = 22;
00076 static const PRUnichar EXTENDER_RANGE[] = {
00077  0x00b7,0x00b7,0x02d0,0x02d0,0x02d1,0x02d1,0x0387,0x0387,0x0640,0x0640,0x0e46,0x0e46,0x0ec6,0x0ec6,0x3005,0x3005,0x3031,0x3035,0x309d,0x309e,0x30fc,0x30fe
00078 };
00079 
00080 PRBool
00081 nsXFormsXPathXMLUtil::IsInRange(const PRUnichar* range, const PRUint32 range_length, const PRUnichar c)
00082 {
00083   PRBool inrange = false;
00084   for (PRUint32 i = 0; !inrange && c >= range[i] && i < range_length; i += 2) {
00085     inrange = c >= range[i] && c <= range[i + 1];
00086   }
00087   return inrange;
00088 }
00089 
00090 PRBool
00091 nsXFormsXPathXMLUtil::IsWhitespace(const PRUnichar c)
00092 {
00093   return (c == L'\r' || c == L' ' || c == L'\n' || c == L'\t');
00094 }
00095     
00096 PRBool
00097 nsXFormsXPathXMLUtil::IsDigit(const PRUnichar c)
00098 {
00099   return IsInRange(DIGIT_RANGE, DIGIT_RANGE_LENGTH, c);
00100 }
00101     
00102 PRBool
00103 nsXFormsXPathXMLUtil::IsIdeographic(const PRUnichar c)
00104 {
00105   return IsInRange(IDEOGRAPHIC_RANGE, IDEOGRAPHIC_RANGE_LENGTH, c);
00106 }
00107     
00108 PRBool
00109 nsXFormsXPathXMLUtil::IsLetter(const PRUnichar c)
00110 {
00111   return IsBaseChar(c) || IsIdeographic(c);
00112 }
00113 
00114 PRBool
00115 nsXFormsXPathXMLUtil::IsBaseChar(const PRUnichar c)
00116 {
00117   return IsInRange(BASECHAR_RANGE, BASECHAR_RANGE_LENGTH, c);
00118 }
00119     
00120     
00121 PRBool
00122 nsXFormsXPathXMLUtil::IsNCNameChar(const PRUnichar c)
00123 {
00124   return IsLetter(c) || IsDigit(c) || c == L'.' || c == L'-' || c == L'_' || IsCombiningChar(c) || IsExtender(c);
00125 }
00126     
00127 PRBool
00128 nsXFormsXPathXMLUtil::IsCombiningChar(const PRUnichar c)
00129 {
00130   return IsInRange(COMBINING_CHAR_RANGE, COMBINING_CHAR_RANGE_LENGTH, c);
00131 }
00132     
00133 PRBool
00134 nsXFormsXPathXMLUtil::IsExtender(const PRUnichar c)
00135 {
00136   return IsInRange(EXTENDER_RANGE, EXTENDER_RANGE_LENGTH, c);
00137 }