Source Code Cross Referenced for PHPTokenMarker.java in  » Web-Services » soapui-1.7.5 » org » syntax » jedit » tokenmarker » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Web Services » soapui 1.7.5 » org.syntax.jedit.tokenmarker 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * PHPTokenMarker.java - Token marker for PHP
003:         * Copyright (C) 1999 Clancy Malcolm
004:         * Based on HTMLTokenMarker.java Copyright (C) 1998, 1999 Slava Pestov
005:         *
006:         * You may use and modify this package for any purpose. Redistribution is
007:         * permitted, in both source and binary form, provided that this notice
008:         * remains intact in all source distributions of this package.
009:         */
010:
011:        package org.syntax.jedit.tokenmarker;
012:
013:        import javax.swing.text.Segment;
014:
015:        import org.syntax.jedit.KeywordMap;
016:        import org.syntax.jedit.SyntaxUtilities;
017:
018:        /**
019:         * PHP token marker.
020:         *
021:         * @author Clancy Malcolm
022:         * @version $Id: PHPTokenMarker.java,v 1.1 1999/12/14 04:20:35 sp Exp $
023:         */
024:        public class PHPTokenMarker extends TokenMarker {
025:            public static final byte SCRIPT = Token.INTERNAL_FIRST;
026:
027:            public byte markTokensImpl(byte token, Segment line, int lineIndex) {
028:                char[] array = line.array;
029:                int offset = line.offset;
030:                lastOffset = offset;
031:                lastKeyword = offset;
032:                int length = line.count + offset;
033:                boolean backslash = false;
034:
035:                loop: for (int i = offset; i < length; i++) {
036:                    int i1 = (i + 1);
037:
038:                    char c = array[i];
039:                    if (c == '\\') {
040:                        backslash = !backslash;
041:                        continue;
042:                    }
043:
044:                    switch (token) {
045:                    case Token.NULL: // HTML text
046:                        backslash = false;
047:                        switch (c) {
048:                        case '<':
049:                            addToken(i - lastOffset, token);
050:                            lastOffset = lastKeyword = i;
051:                            if (SyntaxUtilities.regionMatches(false, line, i1,
052:                                    "!--")) {
053:                                i += 3;
054:                                token = Token.COMMENT1;
055:                            } else if (SyntaxUtilities.regionMatches(true,
056:                                    line, i1, "?php")) {
057:                                addToken(5, Token.LABEL);
058:                                lastOffset = lastKeyword = (i += 4) + 1;
059:                                token = SCRIPT;
060:                            } else if (SyntaxUtilities.regionMatches(true,
061:                                    line, i1, "?")) {
062:                                addToken(2, Token.LABEL);
063:                                lastOffset = lastKeyword = (i += 1) + 1;
064:                                token = SCRIPT;
065:                            } else if (SyntaxUtilities.regionMatches(true,
066:                                    line, i1, "script>")) {
067:                                addToken(8, Token.LABEL);
068:                                lastOffset = lastKeyword = (i += 7) + 1;
069:                                token = SCRIPT;
070:                            } else {
071:                                token = Token.KEYWORD1;
072:                            }
073:                            break;
074:                        case '&':
075:                            addToken(i - lastOffset, token);
076:                            lastOffset = lastKeyword = i;
077:                            token = Token.KEYWORD2;
078:                            break;
079:                        }
080:                        break;
081:                    case Token.KEYWORD1: // Inside a tag
082:                        backslash = false;
083:                        if (c == '>') {
084:                            addToken(i1 - lastOffset, token);
085:                            lastOffset = lastKeyword = i1;
086:                            token = Token.NULL;
087:                        }
088:                        break;
089:                    case Token.KEYWORD2: // Inside an entity
090:                        backslash = false;
091:                        if (c == ';') {
092:                            addToken(i1 - lastOffset, token);
093:                            lastOffset = lastKeyword = i1;
094:                            token = Token.NULL;
095:                            break;
096:                        }
097:                        break;
098:                    case Token.COMMENT1: // Inside a comment
099:                        backslash = false;
100:                        if (SyntaxUtilities
101:                                .regionMatches(false, line, i, "-->")) {
102:                            addToken(i + 3 - lastOffset, token);
103:                            i += 2;
104:                            lastOffset = lastKeyword = i + 1;
105:                            token = Token.NULL;
106:                        }
107:                        break;
108:                    case SCRIPT: // Inside a JavaScript or PHP
109:                        switch (c) {
110:                        case '<':
111:                            backslash = false;
112:                            doKeyword(line, i, c);
113:                            if (SyntaxUtilities.regionMatches(true, line, i1,
114:                                    "/script>")) {
115:                                //Ending the script
116:                                addToken(i - lastOffset, Token.KEYWORD3);
117:                                addToken(9, Token.LABEL);
118:                                lastOffset = lastKeyword = (i += 8) + 1;
119:                                token = Token.NULL;
120:                            } else {
121:                                // < operator
122:                                addToken(i - lastOffset, Token.KEYWORD3);
123:                                addToken(1, Token.OPERATOR);
124:                                lastOffset = lastKeyword = i1;
125:                            }
126:                            break;
127:                        case '?':
128:                            backslash = false;
129:                            doKeyword(line, i, c);
130:                            if (array[i1] == '>') {
131:                                //Ending the script
132:                                addToken(i - lastOffset, Token.KEYWORD3);
133:                                addToken(2, Token.LABEL);
134:                                lastOffset = lastKeyword = (i += 1) + 1;
135:                                token = Token.NULL;
136:                            } else {
137:                                //? operator
138:                                addToken(i - lastOffset, Token.KEYWORD3);
139:                                addToken(1, Token.OPERATOR);
140:                                lastOffset = lastKeyword = i1;
141:                            }
142:                            break;
143:                        case '"':
144:                            if (backslash)
145:                                backslash = false;
146:                            else {
147:                                doKeyword(line, i, c);
148:                                addToken(i - lastOffset, Token.KEYWORD3);
149:                                lastOffset = lastKeyword = i;
150:                                token = Token.LITERAL1;
151:                            }
152:                            break;
153:                        case '\'':
154:                            if (backslash)
155:                                backslash = false;
156:                            else {
157:                                doKeyword(line, i, c);
158:                                addToken(i - lastOffset, Token.KEYWORD3);
159:                                lastOffset = lastKeyword = i;
160:                                token = Token.LITERAL2;
161:                            }
162:                            break;
163:                        case '#':
164:                            doKeyword(line, i, c);
165:                            addToken(i - lastOffset, Token.KEYWORD3);
166:                            addToken(length - i, Token.COMMENT2);
167:                            lastOffset = lastKeyword = length;
168:                            break loop;
169:                        case '/':
170:                            backslash = false;
171:                            doKeyword(line, i, c);
172:                            if (length - i > 1) /*This is the same as if(length > i + 1) */
173:                            {
174:                                addToken(i - lastOffset, Token.KEYWORD3);
175:                                lastOffset = lastKeyword = i;
176:                                if (array[i1] == '/') {
177:                                    addToken(length - i, Token.COMMENT2);
178:                                    lastOffset = lastKeyword = length;
179:                                    break loop;
180:                                } else if (array[i1] == '*') {
181:                                    token = Token.COMMENT2;
182:                                } else {
183:                                    // / operator
184:                                    addToken(i - lastOffset, Token.KEYWORD3);
185:                                    addToken(1, Token.OPERATOR);
186:                                    lastOffset = lastKeyword = i1;
187:                                }
188:                            } else {
189:                                // / operator
190:                                addToken(i - lastOffset, Token.KEYWORD3);
191:                                addToken(1, Token.OPERATOR);
192:                                lastOffset = lastKeyword = i1;
193:                            }
194:                            break;
195:                        default:
196:                            backslash = false;
197:                            if (!Character.isLetterOrDigit(c) && c != '_'
198:                                    && c != '$') {
199:                                doKeyword(line, i, c);
200:                                if (c != ' ') {
201:                                    //assume non alphanumeric characters are operators
202:                                    addToken(i - lastOffset, Token.KEYWORD3);
203:                                    addToken(1, Token.OPERATOR);
204:                                    lastOffset = lastKeyword = i1;
205:                                }
206:                            }
207:                            break;
208:                        }
209:                        break;
210:                    case Token.LITERAL1: // Script "..."
211:                        if (backslash)
212:                            backslash = false;
213:                        else if (c == '"') {
214:                            addToken(i1 - lastOffset, Token.LITERAL1);
215:                            lastOffset = lastKeyword = i1;
216:                            token = SCRIPT;
217:                        }
218:                        break;
219:                    case Token.LITERAL2: // Script '...'
220:                        if (backslash)
221:                            backslash = false;
222:                        else if (c == '\'') {
223:                            addToken(i1 - lastOffset, Token.LITERAL1);
224:                            lastOffset = lastKeyword = i1;
225:                            token = SCRIPT;
226:                        }
227:                        break;
228:                    case Token.COMMENT2: // Inside a Script comment
229:                        backslash = false;
230:                        if (c == '*' && length - i > 1 && array[i1] == '/') {
231:                            addToken(i + 2 - lastOffset, Token.COMMENT2);
232:                            i += 1;
233:                            lastOffset = lastKeyword = i + 1;
234:                            token = SCRIPT;
235:                        }
236:                        break;
237:                    default:
238:                        throw new InternalError("Invalid state: " + token);
239:                    }
240:                }
241:
242:                switch (token) {
243:                case Token.LITERAL1:
244:                    addToken(length - lastOffset, Token.LITERAL1);
245:                    break;
246:                case Token.LITERAL2:
247:                    addToken(length - lastOffset, Token.LITERAL2);
248:                    break;
249:                case Token.KEYWORD2:
250:                    addToken(length - lastOffset, Token.INVALID);
251:                    token = Token.NULL;
252:                    break;
253:                case SCRIPT:
254:                    doKeyword(line, length, '\0');
255:                    addToken(length - lastOffset, Token.KEYWORD3);
256:                    break;
257:                default:
258:                    addToken(length - lastOffset, token);
259:                    break;
260:                }
261:
262:                return token;
263:            }
264:
265:            // private members
266:            private static KeywordMap keywords;
267:            private int lastOffset;
268:            private int lastKeyword;
269:
270:            static {
271:                keywords = new KeywordMap(false);
272:                keywords.add("function", Token.KEYWORD2);
273:                keywords.add("class", Token.KEYWORD2);
274:                keywords.add("var", Token.KEYWORD2);
275:                keywords.add("require", Token.KEYWORD2);
276:                keywords.add("include", Token.KEYWORD2);
277:                keywords.add("else", Token.KEYWORD1);
278:                keywords.add("elseif", Token.KEYWORD1);
279:                keywords.add("do", Token.KEYWORD1);
280:                keywords.add("for", Token.KEYWORD1);
281:                keywords.add("if", Token.KEYWORD1);
282:                keywords.add("endif", Token.KEYWORD1);
283:                keywords.add("in", Token.KEYWORD1);
284:                keywords.add("new", Token.KEYWORD1);
285:                keywords.add("return", Token.KEYWORD1);
286:                keywords.add("while", Token.KEYWORD1);
287:                keywords.add("endwhile", Token.KEYWORD1);
288:                keywords.add("with", Token.KEYWORD1);
289:                keywords.add("break", Token.KEYWORD1);
290:                keywords.add("switch", Token.KEYWORD1);
291:                keywords.add("case", Token.KEYWORD1);
292:                keywords.add("continue", Token.KEYWORD1);
293:                keywords.add("default", Token.KEYWORD1);
294:                keywords.add("echo", Token.KEYWORD1);
295:                keywords.add("false", Token.KEYWORD1);
296:                keywords.add("this", Token.KEYWORD1);
297:                keywords.add("true", Token.KEYWORD1);
298:                keywords.add("array", Token.KEYWORD1);
299:                keywords.add("extends", Token.KEYWORD1);
300:            }
301:
302:            private boolean doKeyword(Segment line, int i, char c) {
303:                int i1 = i + 1;
304:
305:                int len = i - lastKeyword;
306:                byte id = keywords.lookup(line, lastKeyword, len);
307:                if (id != Token.NULL) {
308:                    if (lastKeyword != lastOffset)
309:                        addToken(lastKeyword - lastOffset, Token.KEYWORD3);
310:                    addToken(len, id);
311:                    lastOffset = i;
312:                }
313:                lastKeyword = i1;
314:                return false;
315:            }
316:        }
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