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comparison src/goodjava/html/Css.java @ 1714:31a82b0d0a87

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bbcode and html work
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 18 Jul 2022 23:49:47 -0600
parents src/luan/modules/parsers/Css.java@b89212fd04b5
children
comparison
equal deleted inserted replaced
1713:4d70e9543ef2 1714:31a82b0d0a87
1 package goodjava.html;
2
3 import java.util.Map;
4 import java.util.LinkedHashMap;
5 import goodjava.parser.Parser;
6
7
8 public final class Css {
9
10 public static Map<String,String> style(String text) {
11 return new Css(text).parseStyle();
12 }
13
14 private final Parser parser;
15
16 private Css(String text) {
17 this.parser = new Parser(text);
18 }
19
20 private Map<String,String> parseStyle() {
21 Map<String,String> map = new LinkedHashMap<String,String>();
22 while( matchSpace() );
23 while( !parser.endOfInput() ) {
24 int start = parser.currentIndex();
25 if( !matchPropertyChar() )
26 return null;
27 while( matchPropertyChar() );
28 String prop = parser.textFrom(start).toLowerCase();
29
30 while( matchSpace() );
31 if( !parser.match(':') )
32 return null;
33
34 start = parser.currentIndex();
35 while( !parser.endOfInput() && parser.noneOf(";") );
36 String val = parser.textFrom(start).trim();
37
38 map.put(prop,val);
39 parser.match(';');
40 while( matchSpace() );
41 }
42 return map;
43 }
44
45 private boolean matchPropertyChar() {
46 return parser.inCharRange('a','z')
47 || parser.inCharRange('A','Z')
48 || parser.inCharRange('0','9')
49 || parser.anyOf("_-")
50 ;
51 }
52
53 private boolean matchSpace() {
54 return parser.anyOf(" \t\r\n");
55 }
56
57 }