/**********************************************************************
Copyright (c) 2002 Klaus Hartlage - www.eclipseproject.de
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html
Contributors:
Klaus Hartlage - www.eclipseproject.de
**********************************************************************/
package net.sourceforge.phpeclipse.phpeditor.phpparser;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Hashtable;
import net.sourceforge.phpeclipse.PHPeclipsePlugin;
import net.sourceforge.phpeclipse.actions.PHPStartApacheAction;
import net.sourceforge.phpeclipse.phpeditor.PHPString;
import net.sourceforge.phpeclipse.phpeditor.php.PHPKeywords;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.ui.texteditor.MarkerUtilities;
public class PHPParser extends PHPKeywords {
// strings for external parser call
private static final String PARSE_ERROR_STRING = "Parse error"; //$NON-NLS-1$
private static final String PARSE_WARNING_STRING = "Warning"; //$NON-NLS-1$
public static final int ERROR = 2;
public static final int WARNING = 1;
public static final int INFO = 0;
private IFile fileToParse;
private ArrayList phpList;
private int currentPHPString;
private boolean phpEnd;
private static HashMap keywordMap = null;
private String str;
// current character
char ch;
// current token
int token;
// row counter for syntax errors:
int rowCount;
// column counter for syntax errors:
int columnCount;
int chIndx;
// current identifier
String identifier;
Long longNumber;
Double doubleNumber;
private String stringValue;
/** Contains the current expression. */
private StringBuffer expression;
private boolean phpMode;
final static int TT_EOF = 0;
final static int TT_UNDEFINED = 1;
final static int TT_HTML = 2;
final static int TT_MOD = 30;
final static int TT_NOT = 31;
final static int TT_DOT = 32;
final static int TT_POW = 33;
final static int TT_DIV = 34;
final static int TT_MULTIPLY = 35;
final static int TT_SUBTRACT = 36;
final static int TT_ADD = 37;
final static int TT_EQUAL = 38;
final static int TT_UNEQUAL = 39;
final static int TT_GREATER = 40;
final static int TT_GREATEREQUAL = 41;
final static int TT_LESS = 42;
final static int TT_LESSEQUAL = 43;
final static int TT_AND = 44;
final static int TT_OR = 45;
final static int TT_HASH = 46;
final static int TT_DDOT = 47;
final static int TT_DOTASSIGN = 48;
final static int TT_ASSIGN = 49;
final static int TT_REF = 50;
final static int TT_FOREACH = 51;
final static int TT_AMPERSAND = 52;
final static int TT_DOLLARLISTOPEN = 53;
final static int TT_TILDE = 54;
final static int TT_TILDEASSIGN = 55;
final static int TT_MODASSIGN = 56;
final static int TT_POWASSIGN = 57;
final static int TT_RSHIFTASSIGN = 58;
final static int TT_LSHIFTASSIGN = 59;
final static int TT_ANDASSIGN = 60;
final static int TT_QUESTIONMARK = 61;
final static int TT_DDOT2 = 62;
final static int TT_AT = 63;
// final static int TT_HEREDOC = 64;
final static int TT_DOLLAROPEN = 127;
final static int TT_ARGOPEN = 128;
final static int TT_ARGCLOSE = 129;
final static int TT_LISTOPEN = 130;
final static int TT_LISTCLOSE = 131;
final static int TT_PARTOPEN = 132;
final static int TT_PARTCLOSE = 133;
final static int TT_COMMA = 134;
final static int TT_STRING = 136;
final static int TT_IDENTIFIER = 138;
final static int TT_DIGIT = 139;
final static int TT_SEMICOLON = 140;
final static int TT_SLOT = 141;
final static int TT_SLOTSEQUENCE = 142;
final static int TT_DECREMENT = 144;
final static int TT_INCREMENT = 145;
final static int TT_ADDTO = 146;
final static int TT_DIVIDEBY = 147;
final static int TT_SUBTRACTFROM = 148;
final static int TT_TIMESBY = 149;
final static int TT_VARIABLE = 150;
final static int TT_INT_NUMBER = 151;
final static int TT_DOUBLE_NUMBER = 152;
final static int TT_INTERPOLATED_STRING = 153;
final static int TT_STRING_CONSTANT = 154;
final static int TT_LSHIFT = 155;
final static int TT_RSHIFT = 156;
final static int TT_EX_EQUAL = 157;
final static int TT_EX_UNEQUAL = 158;
final static int TT_LINE = 159;
// final static int TT_AT = 153; // @
/**
* Class Constructor.
*
*@param s
*@param sess Description of Parameter
*@see
*/
public PHPParser(IFile fileToParse) {
if (keywordMap == null) {
keywordMap = new HashMap();
for (int i = 0; i < PHP_KEYWORS.length; i++) {
keywordMap.put(PHP_KEYWORS[i], new Integer(PHP_KEYWORD_TOKEN[i]));
}
}
this.currentPHPString = 0;
this.fileToParse = fileToParse;
this.phpList = null;
this.str = "";
this.token = TT_EOF;
this.chIndx = 0;
this.rowCount = 1;
this.columnCount = 0;
this.phpEnd = false;
// getNextToken();
}
/**
* Create marker for the parse error
*/
private void setMarker(String message, int lineNumber, int errorLevel) throws CoreException {
setMarker(fileToParse, message, lineNumber, errorLevel);
}
public static void setMarker(IFile file, String message, int lineNumber, int errorLevel) throws CoreException {
if (file != null) {
Hashtable attributes = new Hashtable();
MarkerUtilities.setMessage(attributes, message);
switch (errorLevel) {
case ERROR :
attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
break;
case WARNING :
attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
break;
case INFO :
attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
break;
}
MarkerUtilities.setLineNumber(attributes, lineNumber);
MarkerUtilities.createMarker(file, attributes, IMarker.PROBLEM);
}
}
/**
* This method will throw the SyntaxError.
* It will add the good lines and columns to the Error
* @param error the error message
* @throws SyntaxError the error raised
*/
private void throwSyntaxError(String error) {
if (str.length() < chIndx) {
chIndx--;
}
// read until end-of-line
int eol = chIndx;
while (str.length() > eol) {
ch = str.charAt(eol++);
if (ch == '\n') {
eol--;
break;
}
}
throw new SyntaxError(rowCount, chIndx - columnCount + 1, str.substring(columnCount, eol), error);
}
/**
* This method will throw the SyntaxError.
* It will add the good lines and columns to the Error
* @param error the error message
* @throws SyntaxError the error raised
*/
private void throwSyntaxError(String error, int startRow) {
throw new SyntaxError(startRow, 0, " ", error);
}
/**
* Method Declaration.
*
*@see
*/
private void getChar() {
if (str.length() > chIndx) {
ch = str.charAt(chIndx++);
return;
}
chIndx = str.length() + 1;
ch = ' ';
// token = TT_EOF;
phpEnd = true;
}
private void getNextToken_OldVersion() throws CoreException {
phpEnd = false;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
token = TT_UNDEFINED;
if (ch == '\n') {
rowCount++;
columnCount = chIndx;
continue; // while loop
}
if (str.length() == chIndx) {
phpEnd = true;
}
if (!Character.isWhitespace(ch)) {
if (ch == '$') {
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '{') {
chIndx++;
token = TT_DOLLAROPEN;
return;
}
}
getIdentifier();
return;
}
if ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') || (ch == '_') || (ch == '$')) {
getIdentifier();
return;
}
if (ch >= '0' && ch <= '9') {
getNumber();
return;
}
if (ch == '/') {
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '/') {
chIndx++;
// read comment until end of line:
while ((str.length() > chIndx) && (str.charAt(chIndx) != '\n')) {
chIndx++;
}
continue;
} else if (str.charAt(chIndx) == '*') {
chIndx++;
// multi line comment:
while (str.length() > chIndx) {
if (str.charAt(chIndx) == '*' && (str.length() > (chIndx + 1)) && str.charAt(chIndx + 1) == '/') {
chIndx += 2;
break;
}
ch = str.charAt(chIndx++);
if (ch == '\n') {
rowCount++;
columnCount = chIndx;
}
}
continue;
}
}
} else if (ch == '#') {
// read comment until end of line:
while ((str.length() > chIndx) && (str.charAt(chIndx) != '\n')) {
chIndx++;
}
continue;
} else if (ch == '"') {
// read string until end
boolean openString = true;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
if (ch == '\\') {
if (str.length() > chIndx) {
ch = str.charAt(chIndx++);
}
} else if (ch == '"') {
openString = false;
break;
} else if (ch == '\n') {
rowCount++;
columnCount = chIndx;
}
}
if (openString) {
throwSyntaxError("Open string character '\"' at end of file.");
}
token = TT_INTERPOLATED_STRING;
return;
} else if (ch == '\'') {
// read string until end
boolean openString = true;
int startRow = rowCount;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
if (ch == '\\') {
if (str.length() > chIndx) {
ch = str.charAt(chIndx++);
}
} else if (ch == '\'') {
openString = false;
break;
} else if (ch == '\n') {
rowCount++;
columnCount = chIndx;
}
}
if (openString) {
throwSyntaxError("Open string character \"'\" at end of file.", startRow);
}
token = TT_STRING_CONSTANT;
return;
} else if (ch == '`') {
// read string until end
boolean openString = true;
int startRow = rowCount;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
if (ch == '\\') {
if (str.length() > chIndx) {
ch = str.charAt(chIndx++);
}
} else if (ch == '`') {
openString = false;
break;
} else if (ch == '\n') {
rowCount++;
columnCount = chIndx;
}
}
if (openString) {
throwSyntaxError("Open string character \"`\" at end of file.", startRow);
}
token = TT_STRING_CONSTANT;
return;
}
switch (ch) {
case '(' :
token = TT_ARGOPEN;
break;
case ')' :
token = TT_ARGCLOSE;
break;
case '{' :
token = TT_LISTOPEN;
break;
case '}' :
token = TT_LISTCLOSE;
break;
case '[' :
token = TT_PARTOPEN;
break;
case ']' :
token = TT_PARTCLOSE;
break;
case ',' :
token = TT_COMMA;
break;
case '?' :
token = TT_QUESTIONMARK;
break;
case '@' :
token = TT_AT;
break;
case '~' :
token = TT_TILDE;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_TILDEASSIGN;
break;
}
}
break;
case '.' :
token = TT_DOT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_DOTASSIGN;
break;
}
}
break;
case '"' :
token = TT_STRING;
break;
case '%' :
token = TT_MOD;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_MODASSIGN;
break;
}
}
break;
case ';' :
token = TT_SEMICOLON;
break;
case '^' :
token = TT_POW;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_POWASSIGN;
break;
}
}
break;
case '/' :
token = TT_DIV;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_DIVIDEBY;
break;
}
}
break;
case '*' :
token = TT_MULTIPLY;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '*') {
chIndx++;
token = TT_POW;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_TIMESBY;
break;
}
}
break;
case '+' :
token = TT_ADD;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '+') {
chIndx++;
token = TT_INCREMENT;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_ADDTO;
break;
}
}
break;
case '-' :
token = TT_SUBTRACT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '-') {
chIndx++;
token = TT_DECREMENT;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_SUBTRACTFROM;
break;
}
if (str.charAt(chIndx) == '>') {
chIndx++;
token = TT_REF;
break;
}
}
break;
case '=' :
token = TT_ASSIGN;
if (str.length() > chIndx) {
ch = str.charAt(chIndx);
if (ch == '=') {
chIndx++;
token = TT_EQUAL;
if (str.length() > chIndx) {
ch = str.charAt(chIndx);
if (ch == '=') {
chIndx++;
token = TT_EX_EQUAL;
}
}
break;
}
if (ch == '>') {
chIndx++;
token = TT_FOREACH;
break;
}
}
break;
case '!' :
token = TT_NOT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_UNEQUAL;
if (str.length() > chIndx) {
ch = str.charAt(chIndx);
if (ch == '=') {
chIndx++;
token = TT_EX_UNEQUAL;
}
}
break;
}
}
break;
case '>' :
token = TT_GREATER;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_GREATEREQUAL;
break;
}
if (str.charAt(chIndx) == '>') {
chIndx++;
token = TT_RSHIFT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_RSHIFTASSIGN;
break;
}
}
break;
}
}
break;
case '<' :
token = TT_LESS;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_LESSEQUAL;
break;
}
if (str.charAt(chIndx) == '<') {
chIndx++;
token = TT_LSHIFT;
if (str.charAt(chIndx) == '<') {
// heredoc
int startRow = rowCount;
if (str.length() > chIndx) {
ch = str.charAt(++chIndx);
if ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') || (ch == '_')) {
chIndx++;
getIdentifier();
token = TT_STRING_CONSTANT;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
if (ch == '\n') {
if (str.length() >= chIndx + identifier.length()) {
if (str.substring(chIndx, chIndx + identifier.length()).equals(identifier)) {
chIndx += identifier.length();
return;
}
}
}
}
}
}
throwSyntaxError("Open heredoc syntax after operator '<<<'.", startRow);
} else if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_LSHIFTASSIGN;
break;
}
break;
}
}
break;
case '|' :
token = TT_LINE;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '|') {
chIndx++;
token = TT_OR;
break;
}
}
break;
case '&' :
token = TT_AMPERSAND;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '&') {
chIndx++;
token = TT_AND;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_ANDASSIGN;
break;
}
break;
}
break;
case ':' :
token = TT_DDOT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == ':') {
chIndx++;
token = TT_DDOT2;
}
}
break;
case '#' :
token = TT_HASH;
break;
// case '@' :
// token = TT_AT;
//
// break;
default :
throwSyntaxError("unexpected character: '" + ch + "'");
}
if (token == TT_UNDEFINED) {
throwSyntaxError("token not found");
}
return;
}
}
chIndx = str.length() + 1;
ch = ' ';
token = TT_EOF;
phpEnd = true;
PHPString temp;
if (phpList != null) {
if (currentPHPString < phpList.size()) {
token = TT_UNDEFINED;
temp = (PHPString) phpList.get(currentPHPString++);
this.str = temp.getPHPString();
this.token = TT_EOF;
this.chIndx = 0;
this.rowCount = temp.getLineNumber();
this.columnCount = 0;
getNextToken();
phpEnd = true;
} else {
token = TT_UNDEFINED;
return;
}
}
}
/**
* gets the next token from input
*/
private void getNextToken() throws CoreException {
boolean phpFound = false;
char ch2;
phpEnd = false;
try {
if (!phpMode) {
while (str.length() > chIndx) {
token = TT_UNDEFINED;
ch = str.charAt(chIndx++);
if (ch == '\n') {
rowCount++;
}
if (ch == '<') {
ch2 = str.charAt(chIndx++);
if (ch2 == '?') {
ch2 = str.charAt(chIndx++);
if (Character.isWhitespace(ch2)) {
// php start
phpMode = true;
phpFound = true;
break;
} else if (ch2 == 'p' || ch2 == 'P') {
ch2 = str.charAt(chIndx++);
if (ch2 == 'h' || ch2 == 'H') {
ch2 = str.charAt(chIndx++);
if (ch2 == 'p' || ch2 == 'P') {
phpMode = true;
phpFound = true;
break;
}
chIndx--;
}
chIndx--;
}
chIndx--;
}
chIndx--;
}
}
}
if (phpMode) {
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
token = TT_UNDEFINED;
if (ch == '\n') {
rowCount++;
columnCount = chIndx;
continue; // while loop
}
if (str.length() == chIndx) {
phpEnd = true;
}
if (!Character.isWhitespace(ch)) {
if (ch == '$') {
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '{') {
chIndx++;
token = TT_DOLLAROPEN;
return;
}
}
getIdentifier();
return;
}
if ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') || (ch == '_') || (ch == '$')) {
getIdentifier();
return;
}
if (ch >= '0' && ch <= '9') {
getNumber();
return;
}
if (ch == '/') {
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '/') {
ch = '/';
chIndx++;
// read comment until end of line:
while ((str.length() > chIndx) && (ch != '\n')) {
ch = str.charAt(chIndx++);
if (ch == '?') {
ch2 = str.charAt(chIndx);
if (ch2 == '>') {
chIndx++;
token = TT_HTML;
// php end
phpMode = false;
phpEnd = true;
return;
}
}
}
rowCount++;
continue;
} else if (str.charAt(chIndx) == '*') {
chIndx++;
// multi line comment:
while (str.length() > chIndx) {
if (str.charAt(chIndx) == '*' && (str.length() > (chIndx + 1)) && str.charAt(chIndx + 1) == '/') {
chIndx += 2;
break;
}
ch = str.charAt(chIndx++);
if (ch == '\n') {
rowCount++;
columnCount = chIndx;
}
}
continue;
}
}
} else if (ch == '#') {
// read comment until end of line:
while ((str.length() > chIndx) && (ch != '\n')) {
ch = str.charAt(chIndx++);
if (ch == '?') {
ch2 = str.charAt(chIndx);
if (ch2 == '>') {
chIndx++;
token = TT_HTML;
// php end
phpMode = false;
phpEnd = true;
return;
}
}
}
rowCount++;
continue;
} else if (ch == '"') {
getString('"',TT_INTERPOLATED_STRING,"Open string character '\"' at end of file.");
return;
} else if (ch == '\'') {
getString('\'',TT_STRING_CONSTANT,"Open string character \"'\" at end of file.");
return;
} else if (ch == '`') {
getString('`',TT_STRING_CONSTANT,"Open string character \"`\" at end of file.");
setMarker("Other string delimiters prefered (found \"`\").", rowCount, PHPParser.INFO);
return;
}
switch (ch) {
case '(' :
token = TT_ARGOPEN;
break;
case ')' :
token = TT_ARGCLOSE;
break;
case '{' :
token = TT_LISTOPEN;
break;
case '}' :
token = TT_LISTCLOSE;
break;
case '[' :
token = TT_PARTOPEN;
break;
case ']' :
token = TT_PARTCLOSE;
break;
case ',' :
token = TT_COMMA;
break;
case '?' :
token = TT_QUESTIONMARK;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '>') {
chIndx++;
token = TT_HTML;
// php end
phpMode = false;
phpEnd = true;
break;
}
}
break;
case '@' :
token = TT_AT;
break;
case '~' :
token = TT_TILDE;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_TILDEASSIGN;
break;
}
}
break;
case '.' :
token = TT_DOT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_DOTASSIGN;
break;
}
}
break;
case '"' :
token = TT_STRING;
break;
case '%' :
token = TT_MOD;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_MODASSIGN;
break;
}
}
break;
case ';' :
token = TT_SEMICOLON;
break;
case '^' :
token = TT_POW;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_POWASSIGN;
break;
}
}
break;
case '/' :
token = TT_DIV;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_DIVIDEBY;
break;
}
}
break;
case '*' :
token = TT_MULTIPLY;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '*') {
chIndx++;
token = TT_POW;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_TIMESBY;
break;
}
}
break;
case '+' :
token = TT_ADD;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '+') {
chIndx++;
token = TT_INCREMENT;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_ADDTO;
break;
}
}
break;
case '-' :
token = TT_SUBTRACT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '-') {
chIndx++;
token = TT_DECREMENT;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_SUBTRACTFROM;
break;
}
if (str.charAt(chIndx) == '>') {
chIndx++;
token = TT_REF;
break;
}
}
break;
case '=' :
token = TT_ASSIGN;
if (str.length() > chIndx) {
ch = str.charAt(chIndx);
if (ch == '=') {
chIndx++;
token = TT_EQUAL;
if (str.length() > chIndx) {
ch = str.charAt(chIndx);
if (ch == '=') {
chIndx++;
token = TT_EX_EQUAL;
}
}
break;
}
if (ch == '>') {
chIndx++;
token = TT_FOREACH;
break;
}
}
break;
case '!' :
token = TT_NOT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_UNEQUAL;
if (str.length() > chIndx) {
ch = str.charAt(chIndx);
if (ch == '=') {
chIndx++;
token = TT_EX_UNEQUAL;
}
}
break;
}
}
break;
case '>' :
token = TT_GREATER;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_GREATEREQUAL;
break;
}
if (str.charAt(chIndx) == '>') {
chIndx++;
token = TT_RSHIFT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_RSHIFTASSIGN;
break;
}
}
break;
}
}
break;
case '<' :
token = TT_LESS;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_LESSEQUAL;
break;
}
if (str.charAt(chIndx) == '<') {
chIndx++;
token = TT_LSHIFT;
if (str.charAt(chIndx) == '<') {
// heredoc
int startRow = rowCount;
if (str.length() > chIndx) {
ch = str.charAt(++chIndx);
if ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') || (ch == '_')) {
chIndx++;
getIdentifier();
token = TT_STRING_CONSTANT;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
if (ch == '\n') {
if (str.length() >= chIndx + identifier.length()) {
if (str.substring(chIndx, chIndx + identifier.length()).equals(identifier)) {
chIndx += identifier.length();
return;
}
}
}
}
}
}
throwSyntaxError("Open heredoc syntax after operator '<<<'.", startRow);
} else if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_LSHIFTASSIGN;
break;
}
break;
}
}
break;
case '|' :
token = TT_LINE;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '|') {
chIndx++;
token = TT_OR;
break;
}
}
break;
case '&' :
token = TT_AMPERSAND;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == '&') {
chIndx++;
token = TT_AND;
break;
}
if (str.charAt(chIndx) == '=') {
chIndx++;
token = TT_ANDASSIGN;
break;
}
break;
}
break;
case ':' :
token = TT_DDOT;
if (str.length() > chIndx) {
if (str.charAt(chIndx) == ':') {
chIndx++;
token = TT_DDOT2;
}
}
break;
case '#' :
token = TT_HASH;
break;
// case '@' :
// token = TT_AT;
//
// break;
default :
throwSyntaxError("unexpected character: '" + ch + "'");
}
if (token == TT_UNDEFINED) {
throwSyntaxError("token not found");
}
return;
}
}
}
} catch (StringIndexOutOfBoundsException e) {
// catched from charAt
}
chIndx = str.length() + 1;
ch = ' ';
token = TT_EOF;
phpEnd = true;
//PHPString temp;
// if (phpList != null) {
// if (currentPHPString < phpList.size()) {
// token = TT_UNDEFINED;
// temp = (PHPString) phpList.get(currentPHPString++);
// this.str = temp.getPHPString();
// this.token = TT_EOF;
// this.chIndx = 0;
// this.rowCount = temp.getLineNumber();
// this.columnCount = 0;
// getNextToken();
// phpEnd = true;
// } else {
// token = TT_UNDEFINED;
// return;
// }
// }
}
/**
* Get an identifier.
*/
private void getIdentifier() {
// StringBuffer ident = new StringBuffer();
int startPosition = chIndx - 1;
// ident.append(ch);
if (ch == '$') {
getChar();
// attention recursive call:
getIdentifier();
token = TT_VARIABLE;
return;
} else {
token = TT_IDENTIFIER;
}
getChar();
//this will read the buffer until the next character is a forbidden character for identifier
while ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z') || (ch >= '0' && ch <= '9') || (ch == '_')) {
// ident.append(ch);
getChar();
}
int endPosition = chIndx--;
int length = (--endPosition) - startPosition;
identifier = str.substring(startPosition, endPosition);
// System.out.println(identifier);
// determine if this identitfer is a keyword
// @todo improve this in future version
Integer i = (Integer) keywordMap.get(identifier.toLowerCase());
if (i != null) {
token = i.intValue();
}
}
/**
* Get a number.
* if it's a double
the number will be stored in doubleNumber
and the token will have the
* value {@link PHPParser#TT_DOUBLE_NUMBER}
* if it's a double
the number will be stored in longNumber
and the token will have the
* value {@link PHPParser#TT_INT_NUMBER}
*/
private void getNumber() {
StringBuffer inum = new StringBuffer();
char dFlag = ' ';
int numFormat = 10;
// save first digit
char firstCh = ch;
inum.append(ch);
getChar();
// determine number conversions:
if (firstCh == '0') {
switch (ch) {
case 'b' :
numFormat = 2;
getChar();
break;
case 'B' :
numFormat = 2;
getChar();
break;
case 'o' :
numFormat = 8;
getChar();
break;
case 'O' :
numFormat = 8;
getChar();
break;
case 'x' :
numFormat = 16;
getChar();
break;
case 'X' :
numFormat = 16;
getChar();
break;
}
}
if (numFormat == 16) {
while ((ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'f') || (ch >= 'A' && ch <= 'F')) {
inum.append(ch);
getChar();
}
} else {
while ((ch >= '0' && ch <= '9') || (ch == '.') || (ch == 'E') || (ch == 'e')) {
if ((ch == '.') || (ch == 'E') || (ch == 'e')) {
if (ch == '.' && dFlag != ' ') {
break;
}
if ((dFlag == 'E') || (dFlag == 'e')) {
break;
}
dFlag = ch;
inum.append(ch);
getChar();
if ((ch == '-') || (ch == '+')) {
inum.append(ch);
getChar();
}
} else {
inum.append(ch);
getChar();
}
}
}
chIndx--;
try {
if (dFlag != ' ') {
doubleNumber = new Double(inum.toString());
token = TT_DOUBLE_NUMBER;
return;
} else {
longNumber = Long.valueOf(inum.toString(), numFormat);
token = TT_INT_NUMBER;
return;
}
} catch (Throwable e) {
throwSyntaxError("Number format error: " + inum.toString());
}
}
/**
* Get a String.
* @param openChar the opening char ('\'', '"', '`')
* @param typeString the type of string {@link #TT_STRING_CONSTANT},{@link #TT_INTERPOLATED_STRING}
* @param errorMsg the error message in case of parse error in the string
*/
private void getString(final char openChar, final int typeString, final String errorMsg) {
StringBuffer sBuffer = new StringBuffer();
boolean openString = true;
int startRow = rowCount;
while (str.length() > chIndx) {
ch = str.charAt(chIndx++);
if (ch == '\\') {
sBuffer.append(ch);
if (str.length() > chIndx) {
ch = str.charAt(chIndx++);
sBuffer.append(ch);
}
} else if (ch == openChar) {
openString = false;
break;
} else if (ch == '\n') {
rowCount++;
columnCount = chIndx;
} else {
sBuffer.append(ch);
}
}
if (openString) {
if (typeString == TT_STRING_CONSTANT) {
throwSyntaxError(errorMsg, startRow);
} else {
throwSyntaxError(errorMsg);
}
}
token = typeString;
stringValue = sBuffer.toString();
}
public void htmlParserTester(String input) {
int lineNumber = 1;
int startLineNumber = 1;
int startIndex = 0;
char ch;
char ch2;
boolean phpMode = false;
boolean phpFound = false;
phpList = new ArrayList();
currentPHPString = 0;
try {
int i = 0;
while (i < input.length()) {
ch = input.charAt(i++);
if (ch == '\n') {
lineNumber++;
}
if ((!phpMode) && ch == '<') {
ch2 = input.charAt(i++);
if (ch2 == '?') {
ch2 = input.charAt(i++);
if (Character.isWhitespace(ch2)) {
// php start
phpMode = true;
phpFound = true;
startIndex = i;
startLineNumber = lineNumber;
continue;
} else if (ch2 == 'p') {
ch2 = input.charAt(i++);
if (ch2 == 'h') {
ch2 = input.charAt(i++);
if (ch2 == 'p') {
phpMode = true;
phpFound = true;
startIndex = i;
startLineNumber = lineNumber;
continue;
}
i--;
}
i--;
} else if (ch2 == 'P') {
ch2 = input.charAt(i++);
if (ch2 == 'H') {
ch2 = input.charAt(i++);
if (ch2 == 'P') {
phpMode = true;
phpFound = true;
startIndex = i;
startLineNumber = lineNumber;
continue;
}
i--;
}
i--;
}
i--;
}
i--;
}
if (phpMode) {
if (ch == '/' && i < input.length()) {
ch2 = input.charAt(i++);
if (ch2 == '/') {
while (i < input.length()) {
ch = input.charAt(i++);
if (ch == '?' && i < input.length()) {
ch2 = input.charAt(i++);
if (ch2 == '>') {
// php end
phpMode = false;
phpList.add(new PHPString(input.substring(startIndex, i - 2), startLineNumber));
continue;
}
i--;
} else if (ch == '\n') {
lineNumber++;
break;
}
}
continue;
} else if (ch2 == '*') {
// multi-line comment
while (i < input.length()) {
ch = input.charAt(i++);
if (ch == '\n') {
lineNumber++;
} else if (ch == '*' && i < input.length()) {
ch2 = input.charAt(i++);
if (ch2 == '/') {
break;
}
i--;
}
}
continue;
} else {
i--;
}
} else if (ch == '#') {
while (i < input.length()) {
ch = input.charAt(i++);
if (ch == '?' && i < input.length()) {
ch2 = input.charAt(i++);
if (ch2 == '>') {
// php end
phpMode = false;
phpList.add(new PHPString(input.substring(startIndex, i - 2), startLineNumber));
continue;
}
i--;
} else if (ch == '\n') {
lineNumber++;
break;
}
}
continue;
} else if (ch == '"') {
ch = ' ';
while (i < input.length()) {
ch = input.charAt(i++);
if (ch == '\n') {
lineNumber++;
} else if (ch == '\\' && i < input.length()) { // escape
i++;
} else if (ch == '"') {
break;
}
}
continue;
} else if (ch == '\'') {
ch = ' ';
while (i < input.length()) {
ch = input.charAt(i++);
if (ch == '\n') {
lineNumber++;
} else if (ch == '\\' && i < input.length()) { // escape
i++;
} else if (ch == '\'') {
break;
}
}
continue;
}
if (ch == '?' && i < input.length()) {
ch2 = input.charAt(i++);
if (ch2 == '>') {
// php end
phpMode = false;
phpList.add(new PHPString(input.substring(startIndex, i - 2), startLineNumber));
continue;
}
i--;
}
}
}
if (!phpFound) {
setMarker("No PHP source code found.", lineNumber, PHPParser.INFO);
} else {
if (phpMode) {
setMarker("Open PHP tag at end of file.", lineNumber, PHPParser.INFO);
phpList.add(new PHPString(input.substring(startIndex, i - 2), startLineNumber));
}
// for (int j=0;j");
// }
phpParserTester(null, 1);
// PHPString temp;
// for(int j=0;j TT_KEYWORD && token != TT_list && token != TT_new) {
String keyword = identifier;
if (token == TT_include || token == TT_include_once) {
getNextToken();
expression();
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' character after 'include' or 'include_once' expected.");
}
getNextToken();
}
return;
} else if (token == TT_require || token == TT_require_once) {
getNextToken();
//constant();
expression();
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' character after 'require' or 'require_once' expected.");
}
getNextToken();
}
return;
} else if (token == TT_if) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'if' keyword.");
}
expression();
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'if' condition.");
}
ifStatement();
return;
} else if (token == TT_switch) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'switch' keyword.");
}
expression();
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'switch' condition.");
}
switchStatement();
return;
} else if (token == TT_for) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'for' keyword.");
}
if (token == TT_SEMICOLON) {
getNextToken();
} else {
expressionList();
if (token == TT_SEMICOLON) {
getNextToken();
} else {
throwSyntaxError("';' expected after 'for'.");
}
}
if (token == TT_SEMICOLON) {
getNextToken();
} else {
expressionList();
if (token == TT_SEMICOLON) {
getNextToken();
} else {
throwSyntaxError("';' expected after 'for'.");
}
}
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
expressionList();
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'for'.");
}
}
forStatement();
return;
} else if (token == TT_while) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'while' keyword.");
}
expression();
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'while' condition.");
}
whileStatement();
return;
} else if (token == TT_do) {
getNextToken();
if (token == TT_LISTOPEN) {
getNextToken();
} else {
throwSyntaxError("'{' expected after 'do' keyword.");
}
if (token != TT_LISTCLOSE) {
statementList();
}
if (token == TT_LISTCLOSE) {
getNextToken();
} else {
throwSyntaxError("'}' expected after 'do' keyword.");
}
if (token == TT_while) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'while' keyword.");
}
expression();
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'while' condition.");
}
} else {
throwSyntaxError("'while' expected after 'do' keyword.");
}
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' expected after do-while statement.");
}
getNextToken();
}
return;
} else if (token == TT_foreach) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'foreach' keyword.");
}
expression();
if (token == TT_as) {
getNextToken();
} else {
throwSyntaxError("'as' expected after 'foreach' exxpression.");
}
variable();
if (token == TT_FOREACH) {
getNextToken();
variable();
}
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'foreach' expression.");
}
foreachStatement();
return;
} else if (token == TT_continue || token == TT_break || token == TT_return) {
getNextToken();
if (token != TT_SEMICOLON) {
expression();
}
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' expected after 'continue', 'break' or 'return'.");
}
getNextToken();
}
return;
} else if (token == TT_echo) {
getNextToken();
expressionList();
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' expected after 'echo' statement.");
}
getNextToken();
}
return;
// } else if (token == TT_print) {
// getNextToken();
// expression();
// if (token == TT_SEMICOLON) {
// getNextToken();
// } else {
// if (!phpEnd) {
// throwSyntaxError("';' expected after 'print' statement.");
// }
// getNextToken();
// }
// return;
} else if (token == TT_global || token == TT_static) {
getNextToken();
variableList();
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' expected after 'global' or 'static' statement.");
}
getNextToken();
}
return;
// } else if (token == TT_unset) {
// getNextToken();
// if (token == TT_ARGOPEN) {
// getNextToken();
// } else {
// throwSyntaxError("'(' expected after 'unset' keyword.");
// }
// variableList();
// if (token == TT_ARGCLOSE) {
// getNextToken();
// } else {
// throwSyntaxError("')' expected after 'unset' statement.");
// }
// if (token == TT_SEMICOLON) {
// getNextToken();
// } else {
// if (!phpEnd) {
// throwSyntaxError("';' expected after 'unset' statement.");
// }
// getNextToken();
// }
// return;
// } else if (token == TT_exit || token == TT_die) {
// getNextToken();
// if (token != TT_SEMICOLON) {
// exitStatus();
// }
// if (token == TT_SEMICOLON) {
// getNextToken();
// } else {
// if (!phpEnd) {
// throwSyntaxError("';' expected after 'exit' or 'die' statement.");
// }
// getNextToken();
// }
// return;
} else if (token == TT_define) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'define' keyword.");
}
expression();
if (token == TT_COMMA) {
getNextToken();
} else {
throwSyntaxError("',' expected after first 'define' constant.");
}
expression();
if (token == TT_COMMA) {
getNextToken();
expression();
}
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'define' statement.");
}
if (token == TT_SEMICOLON) {
getNextToken();
} else {
if (!phpEnd) {
throwSyntaxError("';' expected after 'define' statement.");
}
getNextToken();
}
return;
} else if (token == TT_function) {
getNextToken();
functionDefinition();
return;
} else if (token == TT_class) {
getNextToken();
classDeclarator();
classBody();
return;
// } else {
// throwSyntaxError("Unexpected keyword '" + keyword + "'");
} else if (token == TT_LISTOPEN) {
// compoundStatement
getNextToken();
if (token != TT_LISTCLOSE) {
statementList();
}
if (token == TT_LISTCLOSE) {
getNextToken();
return;
} else {
throwSyntaxError("'}' expected.");
}
} else {
if (token != TT_SEMICOLON) {
expression();
}
if (token == TT_SEMICOLON) {
getNextToken();
return;
} else {
if (!phpEnd) {
throwSyntaxError("';' expected after expression.");
}
getNextToken();
}
}
}
private void classDeclarator() throws CoreException {
//identifier
//identifier 'extends' identifier
if (token == TT_IDENTIFIER) {
getNextToken();
if (token == TT_extends) {
getNextToken();
if (token == TT_IDENTIFIER) {
getNextToken();
} else {
throwSyntaxError("Class name expected after keyword 'extends'.");
}
}
} else {
throwSyntaxError("Class name expected after keyword 'class'.");
}
}
private void classBody() throws CoreException {
//'{' [class-element-list] '}'
if (token == TT_LISTOPEN) {
getNextToken();
if (token != TT_LISTCLOSE) {
classElementList();
}
if (token == TT_LISTCLOSE) {
getNextToken();
} else {
throwSyntaxError("'}' expected at end of class body.");
}
} else {
throwSyntaxError("'{' expected at start of class body.");
}
}
private void classElementList() throws CoreException {
do {
classElement();
} while (token == TT_function || token == TT_var);
}
private void classElement() throws CoreException {
//class-property
//function-definition
if (token == TT_function) {
getNextToken();
functionDefinition();
} else if (token == TT_var) {
getNextToken();
classProperty();
} else {
throwSyntaxError("'function' or 'var' expected.");
}
}
private void classProperty() throws CoreException {
//'var' variable ';'
//'var' variable '=' constant ';'
do {
if (token == TT_VARIABLE) {
getNextToken();
if (token == TT_ASSIGN) {
getNextToken();
constant();
}
} else {
throwSyntaxError("Variable expected after keyword 'var'.");
}
if (token != TT_COMMA) {
break;
}
getNextToken();
} while (true);
if (token == TT_SEMICOLON) {
getNextToken();
} else {
throwSyntaxError("';' expected after variable declaration.");
}
}
private void functionDefinition() throws CoreException {
functionDeclarator();
compoundStatement();
}
private void functionDeclarator() throws CoreException {
//identifier '(' [parameter-list] ')'
if (token == TT_AMPERSAND) {
getNextToken();
}
if (token == TT_IDENTIFIER) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected in function declaration.");
}
if (token != TT_ARGCLOSE) {
parameterList();
}
if (token != TT_ARGCLOSE) {
throwSyntaxError("')' expected in function declaration.");
} else {
getNextToken();
}
}
}
//
private void parameterList() throws CoreException {
//parameter-declaration
//parameter-list ',' parameter-declaration
do {
parameterDeclaration();
if (token != TT_COMMA) {
break;
}
getNextToken();
} while (true);
}
private void parameterDeclaration() throws CoreException {
//variable
//variable-reference
if (token == TT_AMPERSAND) {
getNextToken();
if (token == TT_VARIABLE) {
getNextToken();
} else {
throwSyntaxError("Variable expected after reference operator '&'.");
}
}
//variable '=' constant
if (token == TT_VARIABLE) {
getNextToken();
if (token == TT_ASSIGN) {
getNextToken();
constant();
}
return;
}
}
private void labeledStatementList() throws CoreException {
if (token != TT_case && token != TT_default) {
throwSyntaxError("'case' or 'default' expected.");
}
do {
if (token == TT_case) {
getNextToken();
constant();
if (token == TT_DDOT) {
getNextToken();
if (token == TT_case || token == TT_default) { // empty case statement ?
continue;
}
statementList();
} else if (token == TT_SEMICOLON) {
setMarker("':' expected after 'case' keyword found ';'.", rowCount, PHPParser.INFO);
getNextToken();
if (token == TT_case) { // empty case statement ?
continue;
}
statementList();
} else {
throwSyntaxError("':' character after 'case' constant expected.");
}
} else { // TT_default
getNextToken();
if (token == TT_DDOT) {
getNextToken();
statementList();
} else {
throwSyntaxError("':' character after 'default' expected.");
}
}
} while (token == TT_case || token == TT_default);
}
// public void labeledStatement() {
// if (token == TT_case) {
// getNextToken();
// constant();
// if (token == TT_DDOT) {
// getNextToken();
// statement();
// } else {
// throwSyntaxError("':' character after 'case' constant expected.");
// }
// return;
// } else if (token == TT_default) {
// getNextToken();
// if (token == TT_DDOT) {
// getNextToken();
// statement();
// } else {
// throwSyntaxError("':' character after 'default' expected.");
// }
// return;
// }
// }
// public void expressionStatement() {
// }
// private void inclusionStatement() {
// }
// public void compoundStatement() {
// }
// public void selectionStatement() {
// }
//
// public void iterationStatement() {
// }
//
// public void jumpStatement() {
// }
//
// public void outputStatement() {
// }
//
// public void scopeStatement() {
// }
//
// public void flowStatement() {
// }
//
// public void definitionStatement() {
// }
private void ifStatement() throws CoreException {
// ':' statement-list [elseif-list] [else-colon-statement] 'endif' ';'
if (token == TT_DDOT) {
getNextToken();
statementList();
switch (token) {
case TT_else :
getNextToken();
if (token == TT_DDOT) {
getNextToken();
statementList();
} else {
if (token == TT_if) { //'else if'
getNextToken();
elseifStatementList();
} else {
throwSyntaxError("':' expected after 'else'.");
}
}
break;
case TT_elseif :
getNextToken();
elseifStatementList();
break;
}
if (token != TT_endif) {
throwSyntaxError("'endif' expected.");
}
getNextToken();
if (token != TT_SEMICOLON) {
throwSyntaxError("';' expected after if-statement.");
}
getNextToken();
} else {
// statement [else-statement]
statement();
if (token == TT_elseif) {
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected after 'elseif' keyword.");
}
expression();
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'elseif' condition.");
}
ifStatement();
} else if (token == TT_else) {
getNextToken();
statement();
}
}
}
private void elseifStatementList() throws CoreException {
do {
elseifStatement();
switch (token) {
case TT_else :
getNextToken();
if (token == TT_DDOT) {
getNextToken();
statementList();
return;
} else {
if (token == TT_if) { //'else if'
getNextToken();
} else {
throwSyntaxError("':' expected after 'else'.");
}
}
break;
case TT_elseif :
getNextToken();
break;
default :
return;
}
} while (true);
}
private void elseifStatement() throws CoreException {
if (token == TT_ARGOPEN) {
getNextToken();
expression();
if (token != TT_ARGOPEN) {
throwSyntaxError("')' expected in else-if-statement.");
}
getNextToken();
if (token != TT_DDOT) {
throwSyntaxError("':' expected in else-if-statement.");
}
getNextToken();
statementList();
}
}
private void switchStatement() throws CoreException {
if (token == TT_DDOT) {
// ':' [labeled-statement-list] 'endswitch' ';'
getNextToken();
labeledStatementList();
if (token != TT_endswitch) {
throwSyntaxError("'endswitch' expected.");
}
getNextToken();
if (token != TT_SEMICOLON) {
throwSyntaxError("';' expected after switch-statement.");
}
getNextToken();
} else {
// '{' [labeled-statement-list] '}'
if (token != TT_LISTOPEN) {
throwSyntaxError("'{' expected in switch statement.");
}
getNextToken();
if (token != TT_LISTCLOSE) {
labeledStatementList();
}
if (token != TT_LISTCLOSE) {
throwSyntaxError("'}' expected in switch statement.");
}
getNextToken();
}
}
private void forStatement() throws CoreException {
if (token == TT_DDOT) {
getNextToken();
statementList();
if (token != TT_endfor) {
throwSyntaxError("'endfor' expected.");
}
getNextToken();
if (token != TT_SEMICOLON) {
throwSyntaxError("';' expected after for-statement.");
}
getNextToken();
} else {
statement();
}
}
private void whileStatement() throws CoreException {
// ':' statement-list 'endwhile' ';'
if (token == TT_DDOT) {
getNextToken();
statementList();
if (token != TT_endwhile) {
throwSyntaxError("'endwhile' expected.");
}
getNextToken();
if (token != TT_SEMICOLON) {
throwSyntaxError("';' expected after while-statement.");
}
getNextToken();
} else {
statement();
}
}
private void foreachStatement() throws CoreException {
if (token == TT_DDOT) {
getNextToken();
statementList();
if (token != TT_endforeach) {
throwSyntaxError("'endforeach' expected.");
}
getNextToken();
if (token != TT_SEMICOLON) {
throwSyntaxError("';' expected after foreach-statement.");
}
getNextToken();
} else {
statement();
}
}
private void exitStatus() throws CoreException {
if (token == TT_ARGOPEN) {
getNextToken();
} else {
throwSyntaxError("'(' expected in 'exit-status'.");
}
if (token != TT_ARGCLOSE) {
expression();
}
if (token == TT_ARGCLOSE) {
getNextToken();
} else {
throwSyntaxError("')' expected after 'exit-status'.");
}
}
private void expressionList() throws CoreException {
do {
expression();
if (token == TT_COMMA) {
getNextToken();
} else {
break;
}
} while (true);
}
private void expression() throws CoreException {
//todo: find a better way to get the expression
expression = new StringBuffer();
for (int i = chIndx;i
getNextToken();
if (token > TT_KEYWORD) {
ident = identifier;
setMarker("Avoid using keyword '" + ident + "' as variable name.", rowCount, PHPParser.INFO);
}
switch (token) {
case TT_VARIABLE :
ident = identifier;
getNextToken();
// if (token == TT_ARGOPEN) {
// getNextToken();
// expressionList();
// if (token != TT_ARGCLOSE) {
// throwSyntaxError(") expected after variable '" + ident + "'.");
// }
// getNextToken();
// }
break;
case TT_IDENTIFIER :
ident = identifier;
getNextToken();
break;
case TT_LISTOPEN :
getNextToken();
expression();
if (token != TT_LISTCLOSE) {
throwSyntaxError("} expected in postfix-expression.");
}
getNextToken();
break;
default :
throwSyntaxError("Syntax error after '->' token.");
} while (token == TT_PARTOPEN || token == TT_ARGOPEN || token == TT_LISTOPEN) {
if (token == TT_PARTOPEN) {
getNextToken();
expressionList();
if (token != TT_PARTCLOSE) {
throwSyntaxError("] expected after '->'.");
}
getNextToken();
}
if (token == TT_ARGOPEN) {
getNextToken();
expressionList();
if (token != TT_ARGCLOSE) {
throwSyntaxError(") expected after '->'.");
}
getNextToken();
}
if (token == TT_LISTOPEN) {
getNextToken();
expression();
if (token != TT_LISTCLOSE) {
throwSyntaxError("} expected after '->'.");
}
getNextToken();
}
}
break;
case TT_INCREMENT :
getNextToken();
break;
case TT_DECREMENT :
getNextToken();
break;
default :
while_flag = false;
}
}
while (while_flag);
}
private void unaryExpression() throws CoreException {
switch (token) {
case TT_INCREMENT :
getNextToken();
unaryExpression();
break;
case TT_DECREMENT :
getNextToken();
unaryExpression();
break;
// '@' '&' '*' '+' '-' '~' '!'
case TT_AT :
getNextToken();
castExpression();
break;
case TT_AMPERSAND :
getNextToken();
castExpression();
break;
case TT_MULTIPLY :
getNextToken();
castExpression();
break;
case TT_ADD :
getNextToken();
castExpression();
break;
case TT_SUBTRACT :
getNextToken();
castExpression();
break;
case TT_TILDE :
getNextToken();
castExpression();
break;
case TT_NOT :
getNextToken();
castExpression();
break;
default :
postfixExpression();
}
}
private void castExpression() throws CoreException {
// if (token == TT_ARGOPEN) {
// getNextToken();
// typeName();
// if (token != TT_ARGCLOSE) {
// throwSyntaxError(") expected after cast-expression.");
// }
// getNextToken();
// }
unaryExpression();
}
private void typeName() throws CoreException {
//'string' 'unset' 'array' 'object'
//'bool' 'boolean'
//'real' 'double' 'float'
//'int' 'integer'
String ident = "";
if (token == TT_IDENTIFIER) {
ident = identifier;
String str = identifier.toLowerCase();
getNextToken();
for (int i = 0; i < PHP_TYPES.length; i++) {
if (PHP_TYPES[i].equals(str)) {
return;
}
}
}
throwSyntaxError("Expected type cast '( )'; Got '" + ident + "'.");
}
private void assignExpression() throws CoreException {
castExpression();
if (token == TT_ASSIGN) { // =
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_DOTASSIGN) { // .=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_FOREACH) { // =>
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_ADDTO) { // +=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_SUBTRACTFROM) { // -=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_TIMESBY) { // *=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_DIVIDEBY) { // *=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_MODASSIGN) { // %=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_ANDASSIGN) { // &=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_POWASSIGN) { // ^=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_LSHIFTASSIGN) { // <<=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_RSHIFTASSIGN) { // >>=
getNextToken();
logicalinclusiveorExpression();
} else if (token == TT_TILDEASSIGN) { // ~=
getNextToken();
logicalinclusiveorExpression();
}
}
private void multiplicativeExpression() throws CoreException {
do {
assignExpression();
if (token != TT_MULTIPLY && token != TT_DIV && token != TT_MOD) {
return;
}
getNextToken();
} while (true);
}
private void concatenationExpression() throws CoreException {
do {
multiplicativeExpression();
if (token != TT_DOT) {
return;
}
getNextToken();
} while (true);
}
private void additiveExpression() throws CoreException {
do {
concatenationExpression();
if (token != TT_ADD && token != TT_SUBTRACT) {
return;
}
getNextToken();
} while (true);
}
private void shiftExpression() throws CoreException {
do {
additiveExpression();
if (token != TT_LSHIFT && token != TT_RSHIFT) {
return;
}
getNextToken();
} while (true);
}
private void relationalExpression() throws CoreException {
do {
shiftExpression();
if (token != TT_LESS && token != TT_GREATER && token != TT_LESSEQUAL && token != TT_GREATEREQUAL) {
return;
}
getNextToken();
} while (true);
}
private void identicalExpression() throws CoreException {
do {
relationalExpression();
if (token != TT_EX_EQUAL && token != TT_EX_UNEQUAL) {
return;
}
getNextToken();
} while (true);
}
private void equalityExpression() throws CoreException {
do {
identicalExpression();
if (token != TT_EQUAL && token != TT_UNEQUAL) {
return;
}
getNextToken();
} while (true);
}
private void ternaryExpression() throws CoreException {
equalityExpression();
if (token == TT_QUESTIONMARK) {
getNextToken();
expression();
if (token == TT_DDOT) {
getNextToken();
expression();
} else {
throwSyntaxError("':' expected in ternary operator '? :'.");
}
}
}
private void andExpression() throws CoreException {
do {
ternaryExpression();
if (token != TT_AMPERSAND) {
return;
}
getNextToken();
} while (true);
}
private void exclusiveorExpression() throws CoreException {
do {
andExpression();
if (token != TT_POW) {
return;
}
getNextToken();
} while (true);
}
private void inclusiveorExpression() throws CoreException {
do {
exclusiveorExpression();
if (token != TT_LINE) {
return;
}
getNextToken();
} while (true);
}
private void booleanandExpression() throws CoreException {
do {
inclusiveorExpression();
if (token != TT_AND) {
return;
}
getNextToken();
} while (true);
}
private void booleanorExpression() throws CoreException {
do {
booleanandExpression();
if (token != TT_OR) {
return;
}
getNextToken();
} while (true);
}
private void logicalandExpression() throws CoreException {
do {
booleanorExpression();
if (token != TT_and) {
return;
}
getNextToken();
} while (true);
}
private void logicalexclusiveorExpression() throws CoreException {
do {
logicalandExpression();
if (token != TT_xor) {
return;
}
getNextToken();
} while (true);
}
private void logicalinclusiveorExpression() throws CoreException {
do {
logicalexclusiveorExpression();
if (token != TT_or) {
return;
}
getNextToken();
} while (true);
}
// public void assignmentExpression() {
// if (token == TT_VARIABLE) {
// getNextToken();
// if (token == TT_SET) {
// getNextToken();
// logicalinclusiveorExpression();
// }
// } else {
// logicalinclusiveorExpression();
// }
// }
private void variableList() throws CoreException {
do {
variable();
if (token == TT_COMMA) {
getNextToken();
} else {
break;
}
} while (true);
}
private void variable() throws CoreException {
if (token == TT_DOLLAROPEN) {
getNextToken();
expression();
;
if (token != TT_LISTCLOSE) {
throwSyntaxError("'}' expected after indirect variable token '${'.");
}
getNextToken();
} else {
if (token == TT_VARIABLE) {
getNextToken();
if (token == TT_PARTOPEN) {
getNextToken();
expression();
if (token != TT_PARTCLOSE) {
throwSyntaxError("']' expected in variable-list.");
}
getNextToken();
} else if (token == TT_ASSIGN) {
getNextToken();
constant();
}
} else {
throwSyntaxError("$-variable expected in variable-list.");
}
}
}
/**
* It will look for a value (after a '=' for example)
* @throws CoreException
*/
private void constant() throws CoreException {
String ident;
switch (token) {
case TT_ADD :
getNextToken();
switch (token) {
case TT_DOUBLE_NUMBER :
getNextToken();
break;
case TT_INT_NUMBER :
getNextToken();
break;
default :
throwSyntaxError("Constant expected after '+' presign.");
}
break;
case TT_SUBTRACT :
getNextToken();
switch (token) {
case TT_DOUBLE_NUMBER :
getNextToken();
break;
case TT_INT_NUMBER :
getNextToken();
break;
default :
throwSyntaxError("Constant expected after '-' presign.");
}
break;
case TT_null :
getNextToken();
break;
case TT_false :
getNextToken();
break;
case TT_true :
getNextToken();
break;
case TT_IDENTIFIER :
ident = identifier;
getNextToken();
if (token == TT_ARGOPEN) {
getNextToken();
if (token != TT_ARGCLOSE) {
expressionList();
if (token != TT_ARGCLOSE) {
throwSyntaxError("')' expected after identifier '" + ident + "' in postfix-expression.");
}
}
getNextToken();
}
break;
case TT_STRING_CONSTANT :
getNextToken();
break;
case TT_INTERPOLATED_STRING :
getNextToken();
break;
case TT_DOUBLE_NUMBER :
getNextToken();
break;
case TT_INT_NUMBER :
getNextToken();
break;
default :
throwSyntaxError("Constant expected.");
}
}
/**
* Call the php parse command ( php -l -f <filename> )
* and create markers according to the external parser output
*/
public static void phpExternalParse(IFile file) {
//IFile file = (IFile) resource;
IPath path = file.getFullPath();
IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore();
String filename = file.getLocation().toString();
String[] arguments = { filename };
MessageFormat form = new MessageFormat(store.getString(PHPeclipsePlugin.EXTERNAL_PARSER_PREF));
String command = form.format(arguments);
String parserResult = PHPStartApacheAction.execute(command, "External parser: ");
try {
// parse the buffer to find the errors and warnings
createMarkers(parserResult, file);
} catch (CoreException e) {
}
}
/**
* Create markers according to the external parser output
*/
private static void createMarkers(String output, IFile file) throws CoreException {
// delete all markers
file.deleteMarkers(IMarker.PROBLEM, false, 0);
int indx = 0;
int brIndx = 0;
boolean flag = true;
while ((brIndx = output.indexOf("
", indx)) != -1) {
// newer php error output (tested with 4.2.3)
scanLine(output, file, indx, brIndx);
indx = brIndx + 6;
flag = false;
}
if (flag) {
while ((brIndx = output.indexOf("
", indx)) != -1) {
// older php error output (tested with 4.2.3)
scanLine(output, file, indx, brIndx);
indx = brIndx + 4;
}
}
}
private static void scanLine(String output, IFile file, int indx, int brIndx) throws CoreException {
String current;
String outLineNumberString;
StringBuffer lineNumberBuffer = new StringBuffer(10);
char ch;
current = output.substring(indx, brIndx);
if (current.indexOf(PARSE_WARNING_STRING) != -1 || current.indexOf(PARSE_ERROR_STRING) != -1) {
int onLine = current.indexOf("on line ");
if (onLine != -1) {
lineNumberBuffer.delete(0, lineNumberBuffer.length());
for (int i = onLine; i < current.length(); i++) {
ch = current.charAt(i);
if ('0' <= ch && '9' >= ch) {
lineNumberBuffer.append(ch);
}
}
int lineNumber = Integer.parseInt(lineNumberBuffer.toString());
Hashtable attributes = new Hashtable();
current = current.replaceAll("\n", "");
current = current.replaceAll("", "");
current = current.replaceAll("", "");
MarkerUtilities.setMessage(attributes, current);
if (current.indexOf(PARSE_ERROR_STRING) != -1)
attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
else if (current.indexOf(PARSE_WARNING_STRING) != -1)
attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
else
attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
MarkerUtilities.setLineNumber(attributes, lineNumber);
MarkerUtilities.createMarker(file, attributes, IMarker.PROBLEM);
}
}
}
}