X-Git-Url: http://git.phpeclipse.com diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPPartitionScanner.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPPartitionScanner.java index 81392ce..f571e39 100644 --- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPPartitionScanner.java +++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPPartitionScanner.java @@ -6,7 +6,7 @@ * Created on 05.03.2003 * * @author Stefan Langer (musk) - * @version $Revision: 1.12 $ + * @version $Revision: 1.13 $ */ package net.sourceforge.phpeclipse.phpeditor.php; @@ -18,361 +18,318 @@ import org.eclipse.jface.text.rules.*; /** * */ -public class PHPPartitionScanner implements IPartitionTokenScanner -{ - private static final boolean DEBUG = false; - private IDocument fDocument = null; - private int fOffset = -1; - private String fContentType = IPHPPartitionScannerConstants.HTML; - private String fPrevContentType; - - private boolean partitionBorder = false; - private int fTokenOffset; - private int fEnd = -1; - private int fLength; - private Map tokens = new HashMap(); - - public PHPPartitionScanner() - { - this.tokens.put( - IPHPPartitionScannerConstants.PHP, - new Token(IPHPPartitionScannerConstants.PHP)); - this.tokens.put( - IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT, - new Token(IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT)); - this.tokens.put( - IPHPPartitionScannerConstants.HTML, - new Token(IPHPPartitionScannerConstants.HTML)); - this.tokens.put( - IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT, - new Token(IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT)); - this.tokens.put( - IDocument.DEFAULT_CONTENT_TYPE, - new Token(IDocument.DEFAULT_CONTENT_TYPE)); +public class PHPPartitionScanner implements IPartitionTokenScanner { + private static final boolean DEBUG = false; + private IDocument fDocument = null; + private int fOffset = -1; + private String fContentType = IPHPPartitionScannerConstants.HTML; + private String fPrevContentType; + + private boolean partitionBorder = false; + private int fTokenOffset; + private int fEnd = -1; + private int fLength; + private Map tokens = new HashMap(); + + public PHPPartitionScanner() { + this.tokens.put( + IPHPPartitionScannerConstants.PHP, + new Token(IPHPPartitionScannerConstants.PHP)); + this.tokens.put( + IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT, + new Token(IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT)); + this.tokens.put( + IPHPPartitionScannerConstants.HTML, + new Token(IPHPPartitionScannerConstants.HTML)); + this.tokens.put( + IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT, + new Token(IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT)); + this.tokens.put( + IDocument.DEFAULT_CONTENT_TYPE, + new Token(IDocument.DEFAULT_CONTENT_TYPE)); + } + + private IToken getToken(String type) { + fLength = fOffset - fTokenOffset; + IToken token = (IToken) this.tokens.get(type); + Assert.isNotNull(token, "Token for type \"" + type + "\" not found!"); + if (DEBUG) { + System.out.println( + "Partition: fTokenOffset=" + + fTokenOffset + + " fContentType=" + + fContentType + + " fLength=" + + fLength); } - - private IToken getToken(String type) - { - fLength = fOffset - fTokenOffset; - IToken token = (IToken) this.tokens.get(type); - Assert.isNotNull(token, "Token for type \"" + type + "\" not found!"); - if (DEBUG) - { - System.out.println( - "Partition: fTokenOffset=" - + fTokenOffset - + " fContentType=" - + fContentType - + " fLength=" - + fLength); - } - return token; + return token; + } + + /* (non-Javadoc) + * @see org.eclipse.jface.text.rules.IPartitionTokenScanner#setPartialRange(org.eclipse.jface.text.IDocument, int, int, java.lang.String, int) + */ + public void setPartialRange( + IDocument document, + int offset, + int length, + String contentType, + int partitionOffset) { + this.setRange(document, offset, length); + if (DEBUG) { + System.out.println( + "PartialRange: contentType=" + + contentType + + " partitionOffset=" + + partitionOffset); } - /* (non-Javadoc) - * @see org.eclipse.jface.text.rules.IPartitionTokenScanner#setPartialRange(org.eclipse.jface.text.IDocument, int, int, java.lang.String, int) - */ - public void setPartialRange( - IDocument document, - int offset, - int length, - String contentType, - int partitionOffset) - { - this.setRange(document, offset, length); - if (DEBUG) - { - System.out.println( - "PartialRange: contentType=" - + contentType - + " partitionOffset=" - + partitionOffset); - } - - if (this.tokens.containsKey(contentType)) - fContentType = contentType; - // TODO Calculate previouse contenttype - if (partitionOffset > -1) - { - partitionBorder = false; - fTokenOffset = partitionOffset; - } + if (this.tokens.containsKey(contentType)) + fContentType = contentType; + // TODO Calculate previouse contenttype + if (partitionOffset > -1) { + partitionBorder = false; + fTokenOffset = partitionOffset; } - - /* (non-Javadoc) - * @see org.eclipse.jface.text.rules.ITokenScanner#getTokenLength() - */ - public int getTokenLength() - { - return fLength; + } + + /* (non-Javadoc) + * @see org.eclipse.jface.text.rules.ITokenScanner#getTokenLength() + */ + public int getTokenLength() { + return fLength; + } + + /* (non-Javadoc) + * @see org.eclipse.jface.text.rules.ITokenScanner#getTokenOffset() + */ + public int getTokenOffset() { + return fTokenOffset; + } + + /* (non-Javadoc) + * @see org.eclipse.jface.text.rules.ITokenScanner#nextToken() + */ + public IToken nextToken() { + int c; + + // check if we are not allready at the end of the + // file + if ((c = read()) == ICharacterScanner.EOF) { + partitionBorder = false; + return Token.EOF; + } else + unread(); + + if (partitionBorder) { + fTokenOffset = fOffset; + partitionBorder = false; } - /* (non-Javadoc) - * @see org.eclipse.jface.text.rules.ITokenScanner#getTokenOffset() - */ - public int getTokenOffset() - { - return fTokenOffset; - } + while ((c = read()) != ICharacterScanner.EOF) { + switch (c) { + case '<' : + if (fContentType + != IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT + && checkPattern(new char[] { '?', 'p', 'h', 'p' }, true)) { + if (fContentType != IPHPPartitionScannerConstants.PHP + && fOffset - 5 > 0) { + fOffset -= 5; + IToken token = getToken(fContentType); + // save previouse contenttype + fPrevContentType = fContentType; - /* (non-Javadoc) - * @see org.eclipse.jface.text.rules.ITokenScanner#nextToken() - */ - public IToken nextToken() - { - int c; - - // check if we are not allready at the end of the - // file - if ((c = read()) == ICharacterScanner.EOF) - { - partitionBorder = false; - return Token.EOF; - } - else - unread(); + fContentType = IPHPPartitionScannerConstants.PHP; - if (partitionBorder) - { - fTokenOffset = fOffset; - partitionBorder = false; - } - - while ((c = read()) != ICharacterScanner.EOF) - { - switch (c) - { - case '<' : - if (fContentType - != IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT - && checkPattern(new char[] { '?', 'p', 'h', 'p' }, true)) - { + return token; + } else + fContentType = IPHPPartitionScannerConstants.PHP; + + // remember offset of this partition + fTokenOffset = fOffset - 5; + } else if (fContentType != IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT + && (checkPattern(new char[] { '?', ' ' }, false) + || checkPattern(new char[] { '?', '\r' }, false) + || checkPattern(new char[] { '?', '\n' }, false))) { if (fContentType != IPHPPartitionScannerConstants.PHP - && fOffset - 5 > 0) - { - fOffset -= 5; - IToken token = getToken(fContentType); - // save previouse contenttype + && fOffset - 3 > 0) { + fOffset -= 3; + IToken token = getToken(fContentType); + // save previouse contenttype fPrevContentType = fContentType; - - fContentType = IPHPPartitionScannerConstants.PHP; - - return token; - } - else - fContentType = IPHPPartitionScannerConstants.PHP; - - // remember offset of this partition - fTokenOffset = fOffset - 5; - } - else if (checkPattern(new char[] { '!', '-', '-' })) - { - // return previouse partition - if (fContentType - != IPHPPartitionScannerConstants - .HTML_MULTILINE_COMMENT - && fOffset - 4 > 0) - { - fOffset -= 4; - IToken token = getToken(fContentType); - - fContentType = - IPHPPartitionScannerConstants - .HTML_MULTILINE_COMMENT; - return token; - } - else - fContentType = - IPHPPartitionScannerConstants - .HTML_MULTILINE_COMMENT; - - fTokenOffset = fOffset - 4; - } - break; - case '?' : - if (fContentType == IPHPPartitionScannerConstants.PHP) - { - if ((c = read()) == '>') - { // TODO Actually calculate the previouse contenttype from the document - if(fPrevContentType != null) - fContentType = fPrevContentType; - else - fContentType = IPHPPartitionScannerConstants.HTML; - partitionBorder = true; - return getToken(IPHPPartitionScannerConstants.PHP); - } - else if (c != ICharacterScanner.EOF) - unread(); - } - break; - case '-' : - if (fContentType - == IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT - && checkPattern(new char[] { '-', '>' })) - { - fContentType = IPHPPartitionScannerConstants.HTML; - partitionBorder = true; - return getToken( - IPHPPartitionScannerConstants - .HTML_MULTILINE_COMMENT); - } - break; - case '/' : - if ((c = read()) == '*') - { // MULTINE COMMENT JAVASCRIPT, CSS, PHP - if (fContentType == IPHPPartitionScannerConstants.PHP - && fOffset - 2 > 0) - { - fOffset -= 2; - IToken token = getToken(fContentType); - - fContentType = - IPHPPartitionScannerConstants - .PHP_MULTILINE_COMMENT; - - return token; - } - else if ( - fContentType - == IPHPPartitionScannerConstants - .PHP_MULTILINE_COMMENT) - { - - fTokenOffset = fOffset - 2; - } - - } - else if (c != ICharacterScanner.EOF) - unread(); - break; - case '*' : - if ((c = read()) == '/') - { - if (fContentType - == IPHPPartitionScannerConstants - .PHP_MULTILINE_COMMENT) - { - fContentType = IPHPPartitionScannerConstants.PHP; - partitionBorder = true; - - return getToken( - IPHPPartitionScannerConstants - .PHP_MULTILINE_COMMENT); - } - else if ( - fContentType - == IPHPPartitionScannerConstants - .CSS_MULTILINE_COMMENT) - { - } - else if ( - fContentType - == IPHPPartitionScannerConstants - .JS_MULTILINE_COMMENT) - { - } - } - else if (c != ICharacterScanner.EOF) - unread(); - break; - } - } - - // end of file reached but we have to return the - // last partition. - return getToken(fContentType); - } - /* (non-Javadoc) - * @see org.eclipse.jface.text.rules.ITokenScanner#setRange(org.eclipse.jface.text.IDocument, int, int) - */ - public void setRange(IDocument document, int offset, int length) - { - if (DEBUG) - { - System.out.println( - "SET RANGE: offset=" + offset + " length=" + length); - } - - fDocument = document; - fOffset = offset; - fTokenOffset = offset; - fLength = 0; - fEnd = fOffset + length; - //partitionBorder = false; - } - private int read() - { - try - { - if (fOffset < fEnd) - { - return fDocument.getChar(fOffset++); + fContentType = IPHPPartitionScannerConstants.PHP; + + return token; + } else + fContentType = IPHPPartitionScannerConstants.PHP; + + // remember offset of this partition + fTokenOffset = fOffset - 3; + } else if (checkPattern(new char[] { '!', '-', '-' })) { + // return previouse partition + if (fContentType + != IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT + && fOffset - 4 > 0) { + fOffset -= 4; + IToken token = getToken(fContentType); + + fContentType = + IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT; + return token; + } else + fContentType = + IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT; + + fTokenOffset = fOffset - 4; + } + break; + case '?' : + if (fContentType == IPHPPartitionScannerConstants.PHP) { + if ((c = read()) == '>') { + // TODO Actually calculate the previouse contenttype from the document + if (fPrevContentType != null) + fContentType = fPrevContentType; + else + fContentType = IPHPPartitionScannerConstants.HTML; + partitionBorder = true; + return getToken(IPHPPartitionScannerConstants.PHP); + } else if (c != ICharacterScanner.EOF) + unread(); + } + break; + case '-' : + if (fContentType + == IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT + && checkPattern(new char[] { '-', '>' })) { + fContentType = IPHPPartitionScannerConstants.HTML; + partitionBorder = true; + return getToken( + IPHPPartitionScannerConstants.HTML_MULTILINE_COMMENT); + } + break; + case '/' : + if ((c = read()) == '*') { // MULTINE COMMENT JAVASCRIPT, CSS, PHP + if (fContentType == IPHPPartitionScannerConstants.PHP + && fOffset - 2 > 0) { + fOffset -= 2; + IToken token = getToken(fContentType); + + fContentType = + IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT; + + return token; + } else if ( + fContentType + == IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT) { + + fTokenOffset = fOffset - 2; } - return ICharacterScanner.EOF; - } - catch (BadLocationException e) - { - // should never happen - // TODO write stacktrace to log - fOffset = fEnd; - return ICharacterScanner.EOF; - } - } - private void unread() - { - --fOffset; + } else if (c != ICharacterScanner.EOF) + unread(); + break; + case '*' : + if ((c = read()) == '/') { + if (fContentType + == IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT) { + fContentType = IPHPPartitionScannerConstants.PHP; + partitionBorder = true; + + return getToken( + IPHPPartitionScannerConstants.PHP_MULTILINE_COMMENT); + } else if ( + fContentType + == IPHPPartitionScannerConstants.CSS_MULTILINE_COMMENT) { + } else if ( + fContentType + == IPHPPartitionScannerConstants.JS_MULTILINE_COMMENT) { + } + } else if (c != ICharacterScanner.EOF) + unread(); + break; + } } - private boolean checkPattern(char[] pattern) - { - return checkPattern(pattern, false); + // end of file reached but we have to return the + // last partition. + return getToken(fContentType); + } + /* (non-Javadoc) + * @see org.eclipse.jface.text.rules.ITokenScanner#setRange(org.eclipse.jface.text.IDocument, int, int) + */ + public void setRange(IDocument document, int offset, int length) { + if (DEBUG) { + System.out.println("SET RANGE: offset=" + offset + " length=" + length); } - /** - * Check if next character sequence read from document is equals to - * the provided pattern. Pattern is read from left to right until the - * first character read doesn't match. If this happens all read characters are - * unread. - * @param pattern The pattern to check. - * @return true if pattern is equals else returns false. - */ - private boolean checkPattern(char[] pattern, boolean ignoreCase) - { - int prevOffset = fOffset; - for (int i = 0; i < pattern.length; i++) - { - int c = read(); - - if (c == ICharacterScanner.EOF - || !letterEquals(c, pattern[i], ignoreCase)) - { - fOffset = prevOffset; - return false; - } - } - - return true; + fDocument = document; + fOffset = offset; + fTokenOffset = offset; + fLength = 0; + fEnd = fOffset + length; + //partitionBorder = false; + } + + private int read() { + try { + if (fOffset < fEnd) { + return fDocument.getChar(fOffset++); + } + return ICharacterScanner.EOF; + } catch (BadLocationException e) { + // should never happen + // TODO write stacktrace to log + fOffset = fEnd; + return ICharacterScanner.EOF; } - - private boolean letterEquals(int test, char letter, boolean ignoreCase) - { - if (test == letter) - return true; - else if ( - ignoreCase - && Character.isLowerCase(letter) - && test == Character.toUpperCase(letter)) - return true; - else if ( - ignoreCase - && Character.isUpperCase(letter) - && test == Character.toLowerCase(letter)) - return true; - + } + + private void unread() { + --fOffset; + } + + private boolean checkPattern(char[] pattern) { + return checkPattern(pattern, false); + } + + /** + * Check if next character sequence read from document is equals to + * the provided pattern. Pattern is read from left to right until the + * first character read doesn't match. If this happens all read characters are + * unread. + * @param pattern The pattern to check. + * @return true if pattern is equals else returns false. + */ + private boolean checkPattern(char[] pattern, boolean ignoreCase) { + int prevOffset = fOffset; + for (int i = 0; i < pattern.length; i++) { + int c = read(); + + if (c == ICharacterScanner.EOF + || !letterEquals(c, pattern[i], ignoreCase)) { + fOffset = prevOffset; return false; + } } -} + return true; + } + + private boolean letterEquals(int test, char letter, boolean ignoreCase) { + if (test == letter) + return true; + else if ( + ignoreCase + && Character.isLowerCase(letter) + && test == Character.toUpperCase(letter)) + return true; + else if ( + ignoreCase + && Character.isUpperCase(letter) + && test == Character.toLowerCase(letter)) + return true; + + return false; + } +}