0002124: Valid PHP regex not accepted by preg_replace()

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Category

Severity

Reproducibility

Date Submitted

Last Update

0002124

[Quercus]

minor

always

10-27-07 00:22

10-29-07 11:29

Reporter

koreth

View Status

public

Assigned To

ferg

Priority

normal

Resolution

fixed

Platform

Status

closed

Projection

none

OS Version

ETA

none

Fixed in Version

3.1.4

Product Version

3.1.3

Product Build

Summary

0002124: Valid PHP regex not accepted by preg_replace()

Description

<?php
print preg_replace('/([^{]*)({[^}]+})?/', '\1 \2 ', "def{ghi}jkl") . "\n";

Vanilla PHP prints "def {ghi} jkl". Quercus throws an exception.

Steps To Reproduce

Additional Information

java.util.regex.PatternSyntaxException: Illegal repetition near index 7
([^{]*)({[^}]+})?
       ^
    at java.util.regex.Pattern.error(Pattern.java:1700)
    at java.util.regex.Pattern.closure(Pattern.java:2736)
    at java.util.regex.Pattern.sequence(Pattern.java:1876)
    at java.util.regex.Pattern.expr(Pattern.java:1739)
    at java.util.regex.Pattern.group0(Pattern.java:2491)
    at java.util.regex.Pattern.sequence(Pattern.java:1793)
    at java.util.regex.Pattern.expr(Pattern.java:1739)
    at java.util.regex.Pattern.compile(Pattern.java:1447)
    at java.util.regex.Pattern.<init>(Pattern.java:1130)
    at java.util.regex.Pattern.compile(Pattern.java:846)
    at com.caucho.quercus.lib.regexp.JavaRegexpModule.compileRegexp(JavaRegexpModule.java:1316)
    at com.caucho.quercus.lib.regexp.JavaRegexpModule.compileRegexp(JavaRegexpModule.java:1246)
    at com.caucho.quercus.lib.regexp.JavaRegexpModule.pregReplaceString(JavaRegexpModule.java:708)
    at com.caucho.quercus.lib.regexp.JavaRegexpModule.pregReplace(JavaRegexpModule.java:621)
    at com.caucho.quercus.lib.regexp.JavaRegexpModule.preg_replace(JavaRegexpModule.java:572)
    at com.caucho.quercus.lib.regexp.RegexpModule.preg_replace(RegexpModule.java:171)
    at sun.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:589)
    at com.caucho.quercus.module.StaticFunction.invoke(StaticFunction.java:120)
    at com.caucho.quercus.env.JavaInvoker.callMethod(JavaInvoker.java:604)
    at com.caucho.quercus.env.JavaInvoker.call(JavaInvoker.java:539)
    at com.caucho.quercus.expr.FunctionExpr.evalImpl(FunctionExpr.java:182)
    at com.caucho.quercus.expr.FunctionExpr.eval(FunctionExpr.java:126)
    at com.caucho.quercus.expr.AppendExpr.eval(AppendExpr.java:85)
    at com.caucho.quercus.env.JavaInvoker.evalArguments(JavaInvoker.java:415)
    at com.caucho.quercus.expr.FunctionExpr.evalImpl(FunctionExpr.java:170)
    at com.caucho.quercus.expr.FunctionExpr.eval(FunctionExpr.java:126)
    at com.caucho.quercus.program.ExprStatement.execute(ExprStatement.java:64)
    at com.caucho.quercus.program.QuercusProgram.execute(QuercusProgram.java:239)
    at com.caucho.quercus.page.InterpretedPage.execute(InterpretedPage.java:61)
    at com.caucho.quercus.page.QuercusPage.executeTop(QuercusPage.java:119)
    at com.caucho.quercus.servlet.ResinQuercusServlet.service(ResinQuercusServlet.java:146)
    at com.caucho.quercus.servlet.QuercusServlet.service(QuercusServlet.java:353)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:91)
    at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:103)
    at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:178)
    at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:241)
    at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:268)
    at com.caucho.server.port.TcpConnection.run(TcpConnection.java:591)
    at com.caucho.util.ThreadPool$Item.runTasks(ThreadPool.java:690)
    at com.caucho.util.ThreadPool$Item.run(ThreadPool.java:612)
    at java.lang.Thread.run(Thread.java:637)

Attached Files

Relationships

Notes
(0002402) ferg 10-29-07 11:29	php/1535 This looks like a snapshot a snapshot issue. 3.1.4 has a new regexp implementation which accepts full PHP regexps, but the snapshot reverted to the old implementation (JDK)

Issue History
Date Modified	Username	Field	Change
10-27-07 00:22	koreth	New Issue
10-29-07 11:29	ferg	Note Added: 0002402
10-29-07 11:29	ferg	Assigned To	=> ferg
10-29-07 11:29	ferg	Status	new => closed
10-29-07 11:29	ferg	Resolution	open => fixed
10-29-07 11:29	ferg	Fixed in Version	=> 3.1.4

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