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|
:
eval 'exec perl -S $0 ${1+"$@"}'
if $running_under_some_shell;
##
## shtml2phtml -- Convert (X)SSI script (.shtml) to ePerl script (.phtml)
## Copyright (c) 1997 Ralf S. Engelschall, All Rights Reserved.
##
$time = time();
$deftimefmt = "%A, %d-%b-%y %T %Z";
$preamble = "";
$BD = "<?";
$ED = "!>";
@CGIVARS = (
# standard CGI variables from CGI spec
'SERVER_SOFTWARE',
'SERVER_NAME',
'GATEWAY_INTERFACE',
'SERVER_PROTOCOL',
'SERVER_PORT',
'REQUEST_METHOD',
'PATH_INFO',
'PATH_TRANSLATED',
'SCRIPT_NAME',
'QUERY_STRING',
'REMOTE_HOST',
'REMOTE_ADDR',
'AUTH_TYPE',
'REMOTE_USER',
'REMOTE_IDENT',
'CONTENT_TYPE',
'CONTENT_LENGTH',
'HTTP_ACCEPT',
'HTTP_USER_AGENT',
# additional CGI variables from Apache mod_rewrite
'SCRIPT_FILENAME',
'SCRIPT_URL',
);
sub add_to_preamble ($) {
my ($cmd) = @_;
$x = quotemeta($cmd);
if ($preamble !~ m|$x|s) {
$preamble .= $cmd;
}
}
sub interpolate_variable ($) {
my ($name) = @_;
# standard CGI variable
if (grep("$name", @CGIVARS) eq $name) {
return "\$ENV{'$name'}";
}
# special ones
elsif ($name eq 'LAST_MODIFIED') {
&add_to_preamble("use POSIX;\n");
&add_to_preamble('$timefmt = "'.$deftimefmt.'";'."\n");
return 'strftime($timefmt, localtime((stat($ENV{"SCRIPT_SRC_FILE"}))[9]))',
}
elsif ($name eq 'DATE_LOCAL') {
&add_to_preamble("use POSIX;\n");
&add_to_preamble('$timefmt = "'.$deftimefmt.'";'."\n");
return 'strftime($timefmt, localtime(time()))',
}
elsif ($name eq 'DATE_GMT') {
&add_to_preamble("use POSIX;\n");
&add_to_preamble('$timefmt = "'.$deftimefmt.'";'."\n");
return 'strftime($timefmt, gmttime(time()))',
}
elsif ($name eq 'DOCUMENT_NAME') {
return '\$ENV{"SCRIPT_SRC_FILE"};',
}
elsif ($name eq 'DOCUMENT_URI') {
return '\$ENV{"SCRIPT_SRC_URL"};',
}
else {
return '$'.$name;
}
}
$in = "";
while (<STDIN>) {
$in .= $_;
}
$out = "";
while ($in) {
if ($in =~ m|(.*?)<!--#(.+?)\s*-->(.*)|s) {
$out .= $1;
$cmd = $2;
$in = $3;
}
else {
$out .= $in;
last;
}
if ($cmd =~ m|config\s+timefmt="?(.+?)"?"\s*$|) {
$out .= "$BD \$timefmt = \"$1\"; $ED";
}
elsif ($cmd =~ m|echo\s+var="?(.+?)"?"\s*$|) {
$out .= "$BD print " . &interpolate_variable($1) . "; $ED";
}
elsif ($cmd =~ m|include\s+file="?(.+?)"?"\s*$|) {
$out .= "\n#include \"$1\"\n";
}
elsif ($cmd =~ m|include\s+virtual="?(.+?)"?"\s*$|) {
$out .= "\n#include \"$1\"\n";
}
elsif ($cmd =~ m|printenv\s*$|) {
$out .= "$BD foreach \$k (sort(keys(\%ENV))) { print \"\$k=\$ENV{\$k}\\n\"; } $ED";
}
elsif ($cmd =~ m|set\s+var="?(.+?)"?\s+value="?(.+?)"?\s*$|) {
$out .= "$BD \$$1='$2'; $ED";
}
elsif ($cmd =~ m|exec\s+cgi="?(.+?)"?\s*$|) {
&add_to_preamble("use LWP::Simple;\n");
$out .= "$BD print get('$1'); $ED";
}
elsif ($cmd =~ m|exec\s+cmd="?(.+?)"?\s*$|) {
$out .= "$BD print `$1`; $ED";
}
elsif ($cmd =~ m|fsize\s+file="?(.+?)"?\s*$|) {
$out .= "$BD print (stat(\"$1\"))[7]; $ED";
}
elsif ($cmd =~ m|fsize\s+virtual="?(.+?)"?\s*$|) {
$out .= "$BD print (stat(\"$1\"))[7]; $ED";
}
elsif ($cmd =~ m|flastmod\s+file="?(.+?)"?\s*$|) {
&add_to_preamble("use POSIX;\n");
&add_to_preamble('$timefmt = "'.$deftimefmt.'";'."\n");
$out .= "$BD print strftime(\$timefmt, (stat(\"$1\"))[9]); $ED";
}
elsif ($cmd =~ m|flastmod\s+virtual="?(.+?)"?\s*$|) {
&add_to_preamble("use POSIX;\n");
&add_to_preamble('$timefmt = "'.$deftimefmt.'";'."\n");
$out .= "$BD print strftime(\$timefmt, (stat(\"$1\"))[9]); $ED";
}
elsif ($cmd =~ m|if\s+expr="?(.+?)"?\s*$|) {
$expr = $1;
$expr =~ s|=(\s/)|=~$1|g;
$expr =~ s|!=(\s/)|!~$1|g;
$expr =~ s|=\s|ne |g;
$expr =~ s|!=\s|ne |g;
$expr =~ s|&&|and|g;
$expr =~ s|\|\||or|g;
$out .= "\n#if $expr\n";
}
elsif ($cmd =~ m|elif\s+expr="?(.+?)"?\s*$|) {
$expr = $1;
$expr =~ s|=(\s/)|=~$1|g;
$expr =~ s|!=(\s/)|!~$1|g;
$expr =~ s|=\s|ne |g;
$expr =~ s|!=\s|ne |g;
$expr =~ s|&&|and|g;
$expr =~ s|\|\||or|g;
$out .= "\n#elsif $expr\n";
}
elsif ($cmd =~ m|else\s*$|) {
$out .= "\n#else\n";
}
elsif ($cmd =~ m|endif\s*$|) {
$out .= "\n#endif\n";
}
}
print "$BD\n$preamble$ED\n";
print $out;
##EOF##
|
