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1 /*
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2 Copyright (c) 2008 Franklin Schmidt <fschmidt@gmail.com>
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3
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4 Permission is hereby granted, free of charge, to any person obtaining a copy
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5 of this software and associated documentation files (the "Software"), to deal
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6 in the Software without restriction, including without limitation the rights
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7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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8 copies of the Software, and to permit persons to whom the Software is
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9 furnished to do so, subject to the following conditions:
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10
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11 The above copyright notice and this permission notice shall be included in
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12 all copies or substantial portions of the Software.
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13
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14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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20 THE SOFTWARE.
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21 */
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22
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23 package fschmidt.html;
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24
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25 import java.util.List;
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26 import java.util.ArrayList;
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27
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28
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29 public final class HtmlScript extends HtmlTextContainer {
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30
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31 public HtmlScript(HtmlTag startTag,String text,HtmlTag endTag) {
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32 super(startTag,text,endTag);
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33 }
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34
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35
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36 // odd strings are string constants
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37 public static String[] split(String text) {
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38 List<String> list = new ArrayList<String>();
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39 char[] a = text.toCharArray();
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40 int len = a.length;
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41 StringBuilder buf = new StringBuilder();
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42 outer:
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43 for( int i=0; i<len; i++ ) {
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44 char c = a[i];
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45 switch(c) {
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46 case '"':
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47 case '\'':
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48 StringBuilder bufS = new StringBuilder();
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49 bufS.append(c);
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50 for( int j=i+1; j<len && j!='\n'; j++ ) {
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51 char c2 = a[j];
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52 bufS.append(c2);
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53 if( c2=='\\' ) {
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54 bufS.append(a[++j]);
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55 continue;
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56 }
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57 if( c2==c ) {
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58 list.add(buf.toString());
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59 list.add(bufS.toString());
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60 i = j;
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61 buf.setLength(0);
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62 continue outer;
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63 }
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64 }
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65 default:
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66 buf.append(c);
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67 }
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68 }
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69 list.add(buf.toString());
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70 return (String[])list.toArray(new String[0]);
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71 }
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72
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73 public static String unquote(String s) {
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74 char c = s.charAt(0);
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75 if( c!='"' && c!='\'' || c!=s.charAt(s.length()-1) )
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76 throw new RuntimeException();
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77 s = s.substring(1,s.length()-1);
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78 StringBuilder buf = new StringBuilder();
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79 int i = 0;
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80 while(true) {
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81 int i2 = s.indexOf('\\',i);
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82 if( i2 == -1 )
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83 break;
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84 buf.append(s.substring(i,i2));
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85 c = s.charAt(i2+1);
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86 switch(c) {
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87 case 'b':
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88 buf.append('\b');
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89 break;
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90 case 'f':
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91 buf.append('\f');
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92 break;
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93 case 'n':
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94 buf.append('\n');
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95 break;
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96 case 'r':
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97 buf.append('\r');
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98 break;
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99 case 't':
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100 buf.append('\t');
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101 break;
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102 default:
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103 buf.append(c);
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104 }
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105 i = i2 + 2;
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106 }
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107 buf.append(s.substring(i));
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108 return buf.toString();
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109 }
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110
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111 public static String quote(String s,char quote) {
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112 StringBuilder buf = new StringBuilder();
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113 char[] a = s.toCharArray();
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114 buf.append(quote);
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115 for( int i=0; i<a.length; i++ ) {
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116 char c = a[i];
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117 switch(c) {
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118 case '\b':
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119 buf.append("\\b");
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120 break;
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121 case '\f':
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122 buf.append("\\f");
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123 break;
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124 case '\n':
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125 buf.append("\\n");
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126 break;
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127 case '\r':
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128 buf.append("\\r");
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129 break;
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130 case '\t':
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131 buf.append("\\t");
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132 break;
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133 case '\\':
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134 case '"':
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135 case '\'':
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136 buf.append('\\');
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137 default:
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138 buf.append(c);
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139 }
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140 }
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141 buf.append(quote);
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142 return buf.toString();
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143 }
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144 }
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