/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
*/
package org.opensolaris.opengrok.analysis.plain;
import org.opensolaris.opengrok.analysis.JFlexXref;
import java.io.IOException;
import java.io.Writer;
import java.io.Reader;
%%
%public
%class PlainXref
%extends JFlexXref
%unicode
%ignorecase
%int
%{
// TODO move this into an include file when bug #16053 is fixed
@Override
protected int getLineNumber() { return yyline; }
@Override
protected void setLineNumber(int x) { yyline = x; }
%}
URIChar = [\?\+\%\&\:\/\.\@\_\;\=\$\,\-\!\~\*\\]
EOL = \r|\n|\r\n
FNameChar = [a-zA-Z0-9_\-\.]
File = {FNameChar}+ "." ([a-zA-Z]+) {FNameChar}*
Path = "/"? [a-zA-Z]{FNameChar}* ("/" [a-zA-Z]{FNameChar}*)+[a-zA-Z0-9]
%%
{File}|{Path}
{String s=yytext();
out.write("<a href=\"");out.write(urlPrefix);out.write("path=");
out.write(s);appendProject();out.write("\">");
out.write(s);out.write("</a>");}
("http" | "https" | "ftp" ) "://" ({FNameChar}|{URIChar})+[a-zA-Z0-9/]
{String s=yytext();
out.write("<a href=\"");
out.write(s);out.write("\">");
out.write(s);out.write("</a>");}
{FNameChar}+ "@" {FNameChar}+ "." {FNameChar}+
{
writeEMailAddress(yytext());
}
// Bug #13362: If there's a very long sequence that matches {FNameChar}+,
// parsing the file will take forever because of all the backtracking. With
// this rule, we avoid much of the backtracking and speed up the parsing
// (in some cases from hours to seconds!). This rule will not interfere with
// the rules above because JFlex always picks the longest match.
{FNameChar}+ { out.write(yytext()); }
"&" {out.write( "&amp;");}
"<" {out.write( "&lt;");}
">" {out.write( "&gt;");}
{EOL} {startNewLine(); }
[ !-~\t\f] {out.write(yycharat(0));}
. { writeUnicodeChar(yycharat(0)); }