X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=inline;f=helm%2Fhttp_getter%2Fhttp_getter.pl.in;h=f3484d68845d38099360016ebb4e29aec508b74b;hb=d5b8be48ad3dd11400b5d29d2e1c9f0be15ca54b;hp=1daadef7b37c68a405bd025d1c51eb4c3b640f4e;hpb=2743bf654edf44411fb0c0a64bbe485c6bc5c864;p=helm.git
diff --git a/helm/http_getter/http_getter.pl.in b/helm/http_getter/http_getter.pl.in
index 1daadef7b..f3484d688 100755
--- a/helm/http_getter/http_getter.pl.in
+++ b/helm/http_getter/http_getter.pl.in
@@ -30,7 +30,7 @@ my $VERSION = "@VERSION@";
# various variables
my ($HELM_LIB_PATH);
my $cgi_dir = "@HELM_CGI_DIR@";
-my (%map, %rdf_map);
+my (%xml_map, %rdf_map, %xslt_map);
# First of all, let's load HELM configuration
use Env;
@@ -43,23 +43,31 @@ if (defined ($HELM_LIB_DIR)) {
$HELM_LIB_PATH = $DEFAULT_HELM_LIB_DIR."/configuration.pl";
}
-# : TODO temporary, move this setting to configuration file
-# set the cache mode, may be "gzipped" or "normal"
-my $cachemode = $ENV{'HTTP_GETTER_CACHE_MODE'} || 'gzipped';
-if (($cachemode ne 'gzipped') and ($cachemode ne 'normal')) {
- die "Invalid HTTP_GETTER_CACHE_MODE environment variable, must be".
- "'normal' or 'gzipped'\n";
-}
-#
-
# next require defines: $helm_dir, $html_link, $dtd_dir, $uris_dbm, $indexname
require $HELM_LIB_PATH;
# TEMP: TODO put these vars in configuration file configuration.xml
#
-$helm_rdf_dir = "/usr/local/helm/rdf";
-$rdf_dbm = "/usr/local/helm/rdf_urls";
-$rdf_indexname = "rdf_index.txt";
+my $cachemode = $ENV{'HTTP_GETTER_CACHE_MODE'} ||
+ 'gzipped';
+if (($cachemode ne 'gzipped') and ($cachemode ne 'normal')) {
+ die "Invalid HTTP_GETTER_CACHE_MODE environment variable, must be".
+ "'normal' or 'gzipped'\n";
+}
+
+my $helm_rdf_dir = $ENV{'HTTP_GETTER_RDF_DIR'} ||
+ "/usr/local/helm/rdf_library";
+my $rdf_dbm = $ENV{'HTTP_GETTER_RDF_DBM'} ||
+ "/usr/local/helm/rdf_urls_of_uris.db";
+my $xslt_dbm = $ENV{'HTTP_GETTER_XSLT_DBM'} ||
+ "/usr/local/helm/xslt_urls_of_uris.db";
+my $rdf_indexname = $ENV{'HTTP_GETTER_RDF_INDEXNAME'} ||
+ "rdf_index.txt";
+my $xslt_indexname = $ENV{'HTTP_GETTER_XSLT_INDEXNAME'} ||
+ "xslt_index.txt";
+$servers_file = $ENV{'HTTP_GETTER_SERVERS_FILE'} || $servers_file;
+$uris_dbm = $ENV{'HTTP_GETTER_URIS_DBM'} || $uris_dbm;
+
#
# Let's override the configuration file
@@ -73,13 +81,15 @@ use LWP::UserAgent;
use DB_File;
use Compress::Zlib;
use CGI;
+use URI;
use URI::Escape;
#CSC: mancano i controlli sulle condizioni di errore di molte funzioni
#CSC: ==> non e' robusto
#CSC: altra roba da sistemare segnata con CSC
-my $d = new HTTP::Daemon LocalPort => 8081;
+my $d = new HTTP::Daemon LocalPort => 8081
+ or die "Error: port 8081 not available.";
my $myownurl = $d->url;
# Let's patch the returned URL
@@ -90,25 +100,31 @@ $myownurl =~ s/http:\/\/(.*):(.*)/$1/;
($myownurl) = gethostbyname($myownurl);
$myownurl = "http://".$myownurl.":".$myownport;
-tie(%map, 'DB_File', $uris_dbm.".db", O_RDWR, 0664); # open dbs
-tie(%rdf_map, 'DB_File', $rdf_dbm.".db", O_RDWR, 0664);
+tie(%xml_map, 'DB_File', $uris_dbm, O_RDWR, 0664); # open dbs
+tie(%rdf_map, 'DB_File', $rdf_dbm, O_RDWR, 0664);
+tie(%xslt_map, 'DB_File', $xslt_dbm, O_RDWR, 0664);
print "\n";
print "HTTP Getter $VERSION\n"; # print hello information
print "Please contact me at: \n";
print "\n";
+print "servers_file: $servers_file\n";
print "helm_dir: $helm_dir\n";
print "helm_rdf_dir: $helm_rdf_dir\n";
print "style_dir: $style_dir\n";
print "dtd_dir: $dtd_dir\n";
-print "urls_of_uris.db: $uris_dbm.db\n";
+print "urls_of_uris db: $uris_dbm\n";
+print "rdf db: $rdf_dbm\n";
+print "xslt db: $xslt_dbm\n";
print "cache mode: $cachemode\n";
print "indexname: $indexname\n";
print "rdf_indexname: $rdf_indexname\n";
+print "xslt_indexname: $xslt_indexname\n";
print "\n";
$SIG{CHLD} = "IGNORE"; # do not accumulate defunct processes
$SIG{USR1} = \&update; # sent by the child to make the parent update
+
while (my $c = $d->accept) {
if (fork() == 0) {
while (my $r = $c->get_request) {
@@ -121,7 +137,7 @@ while (my $c = $d->accept) {
my $inputuri = $cgi->param('uri');
print "\nRequest: ".$r->url."\n\n";
- print "\nUnescaped query: ".$http_query."\n";
+ print "\nUnescaped query: ".$http_query."\n";
# "getxml" works with rdf uris
if ($http_method eq 'GET' and $http_path eq "/getxml") {
@@ -142,56 +158,60 @@ while (my $c = $d->accept) {
}
my $filename = $inputuri;
+ my $prefix;
if (not isRdfUri($inputuri)) { # standad cic: or theory: uri
$filename =~ s/^cic:(.*)/$1/;
$filename =~ s/^theory:(.*)/$1/;
} else { # rdf uri
+ # The "helm:rdf/<<...>>//cic:" prefix is kept, but quoted
+ # (so that a "helm:rdf/<<...>>//cic:" dir is created
+ $prefix = $filename;
$filename =~ s/^(.*)\/\/cic:(.*)/$2/;
$filename =~ s/^(.*)\/\/theory:(.*)/$2/;
+ $prefix =~ s/\Q$filename\E//;
+ $prefix =~ s/_/__/g;
+ $prefix =~ s/\//_/g;
+ $filename = $prefix.$filename;
}
my $url = resolve ($inputuri); # resolve uri in url
- if (not defined($url)) {
- die "uri \"$inputuri\" can't be resolved\n";
- }
-
- my $extension; # file extension
- if ($url =~ /\.xml$/) { # non gzipped file
- $extension = ".xml";
- } elsif ($url =~ /\.xml\.gz$/) { # gzipped file
- $extension = ".xml.gz";
- } else { # error: unknown extension
- die "unexpected extension in url: $url, might be '.xml'".
- "or '.xml.gz'";
- }
-
- if (not isRdfUri ($inputuri)) {
- $filename = $helm_dir.$filename.$extension;
- } else {
- $filename = $helm_rdf_dir.$filename.$extension;
- }
-
- if (!defined($url)) {
- print "\nNOT FOUND!!!!!\n";
+ if (not defined($url)) { # uri not found in uri2url map
+ die "NOT FOUND: uri \"$inputuri\" can't be resolved\n";
$c->send_error(RC_NOT_FOUND)
- } else {
- print_request("cic",$inputuri,$url,$filename);
-
- # Retrieves the file
- my $ciccontent = download($patch_dtd,"cic",$url,$filename,$answerformat);
-
- # Answering the client
- if ($answerformat eq "normal") {
- answer($c,$ciccontent,"text/xml","");
- } else {
- answer($c,$ciccontent,"text/xml","x-gzip");
- }
+ } else { # uri found and mapped to url
+ my $extension; # file extension
+ if ($url =~ /\.xml$/) { # non gzipped file
+ $extension = ".xml";
+ } elsif ($url =~ /\.xml\.gz$/) { # gzipped file
+ $extension = ".xml.gz";
+ } else { # error: unknown extension
+ die "unexpected extension in url: $url, might be '.xml'".
+ "or '.xml.gz'";
+ }
+
+ if (not isRdfUri ($inputuri)) { # save in uri std cache dir
+ $filename = $helm_dir.$filename.$extension;
+ } else { # save in rdf metadata cache dir
+ $filename = $helm_rdf_dir."/".$filename.$extension;
+ }
+
+ print_request($inputuri,$url,$filename);
+
+ # Retrieves the file
+ my $ciccontent = download($patch_dtd,$url,$filename,$answerformat);
+
+ if ($answerformat eq "normal") { # answer the client in text/xml
+ answer($c,$ciccontent,"text/xml","");
+ } else { # answer the client in text/xml, gzip encoding
+ answer($c,$ciccontent,"text/xml","x-gzip");
+ }
}
- # "/register" does not work with rdf uris
+
+ # "/register" does not work with rdf uris
} elsif ($http_method eq 'GET' and $http_path eq "/register") {
my $inputurl = $cgi->param('url');
print "Register requested...\n";
- $map{$inputuri}=$inputurl;
+ $xml_map{$inputuri}=$inputurl;
# Now let's clean the cache
my $cicfilename = $inputuri;
@@ -203,12 +223,13 @@ while (my $c = $d->accept) {
unlink ($helm_dir.$cicfilename.".xml.gz");
kill(USR1,getppid()); # signal changes to parent
- untie %map;
- print "done\n";
+ untie %xml_map;
+ print "done.\n";
html_nice_answer($c,"Register done");
- # "/resolve" works with rdf uri
+
+ # "/resolve" works with rdf uri
} elsif ($http_method eq 'GET' and $http_path eq "/resolve") {
- #my $outputurl = $map{$inputuri};
+ #my $outputurl = $xml_map{$inputuri};
my $outputurl = resolve($inputuri);
$outputurl = "" if (not defined($outputurl));
$cont = "\n\n";
@@ -218,7 +239,9 @@ while (my $c = $d->accept) {
$cont .= "\n";
}
answer($c,$cont,"text/xml","");
+
} elsif ($http_method eq 'GET' and $http_path eq "/getdtd") {
+
my $filename = $inputuri;
$filename = $dtd_dir."/".$filename;
print "DTD: $inputuri ==> ($filename)\n";
@@ -237,41 +260,51 @@ while (my $c = $d->accept) {
} else {
die "Could not find DTD!";
}
- } elsif ($http_method eq 'GET' and $http_path eq "/getstyleconf") {
- my $filename = $inputuri;
- $filename = $style_dir."/config/".$filename;
- if (stat($filename)) {
- open(FD, $filename) or die "Cannot open $filename\n";
- $cont = "";
- while() {
- s/DOCTYPE (.*) SYSTEM\s+"/DOCTYPE $1 SYSTEM "$myownurl\/getstyleconf?uri=/g;
- $cont .= $_;
- }
- close(FD);
- answer($c,$cont,"text/plain","");
- } else {
- die "Could not find Style Configuration File!";
- }
+
} elsif ($http_method eq 'GET' and $http_path eq "/getxslt") {
- my $filename = $inputuri;
- $filename = $style_dir."/".$filename;
- print "XSLT: $inputuri ==> ($filename)\n";
- if (stat($filename)) {
- print "Using local copy\n";
- open(FD, $filename) or die "Cannot open $filename\n";
- $cont = "";
- while() {
- # Vary bad heuristic for substituion of absolute URLs
- # for relative ones
- s/xsl:import\s+href="/xsl:import href="$myownurl\/getxslt?uri=/g ;
- s/xsl:include\s+href="/xsl:include href="$myownurl\/getxslt?uri=/g ;
- $cont .= $_;
- }
- close(FD);
- answer($c,$cont,"text/xml","");
- } else {
- die "Could not find XSLT!";
- }
+
+ $url = $xslt_map{$inputuri};
+ print "Downloading XSLT ...\n";
+ helm_wget($tmp_dir, $url);
+ print "XSLT downloaded!\n";
+ $inputuri =~ s/.*\///;
+ my $filename = $tmp_dir . "/" . $inputuri;
+ my $cont;
+ die "Could not find XSLT!\n" unless stat($filename);
+ open(FD, $filename) or die "Can't open xslt local copy: '$filename'\n";
+ while() {
+ s/xsl:import\s+href="/xsl:import href="$myownurl\/getxslt?uri=/g;
+ s/xsl:include\s+href="/xsl:include href="$myownurl\/getxslt?uri=/g;
+ $cont .= $_;
+ }
+ close(FD);
+ answer($c, $cont, "text/xml", "");
+ unlink $filename or
+ print "Can't unlink XSLT temp file '$filename'";
+
+#
+# my $filename = $inputuri;
+# $filename = $style_dir."/".$filename;
+# print "XSLT: $inputuri ==> ($filename)\n";
+# if (stat($filename)) {
+# print "Using local copy\n";
+# open(FD, $filename) or die "Cannot open $filename\n";
+# $cont = "";
+# while() {
+# # Vary bad heuristic for substituion of absolute URLs
+# # for relative ones
+# s/xsl:import\s+href="/xsl:import href="$myownurl\/getxslt?uri=/g ;
+# s/xsl:include\s+href="/xsl:include href="$myownurl\/getxslt?uri=/g ;
+# $cont .= $_;
+# }
+# close(FD);
+# answer($c,$cont,"text/xml","");
+# } else {
+# die "Could not find XSLT!";
+# }
+#
+
+ # "/update" works with rdf uri
} elsif ($http_method eq 'GET' and $http_path eq "/update") {
# rebuild urls_of_uris db and rdf uris db
print "Update requested...\n";
@@ -279,13 +312,15 @@ while (my $c = $d->accept) {
kill(USR1,getppid()); # signal changes to parent
print " done\n";
html_nice_answer($c,"Update done");
- # "/ls" does not work with rdf uris
+
+ # "/ls" does not work with rdf uris
} elsif ($http_method eq 'GET' and $http_path eq "/ls") {
# send back keys that begin with a given uri
my ($uritype,$uripattern,$uriprefix);
my $baseuri = $cgi->param('baseuri');
chop $baseuri if ($baseuri =~ /.*\/$/); # remove trailing "/"
- my $outype = $cgi->param('format'); # output type, might be 'txt' or 'xml'
+ # output type, might be 'txt' or 'xml':
+ my $outype = $cgi->param('format');
$uripattern = $baseuri;
$uripattern =~ s/^.*:(.*)/$1/;
if ($baseuri =~ /^cic:/) {
@@ -317,10 +352,23 @@ while (my $c = $d->accept) {
html_nice_answer($c,"Invalid uri , must begin with ".
"'cic:' or 'theory:'");
}
+
} elsif ($http_method eq 'GET' and $http_path eq "/help") {
# help request
print "Help requested!\n";
html_nice_answer($c,"HTTP Getter Version: $VERSION");
+
+ } elsif ($http_method eq 'GET' and $http_path eq "/getempty") {
+ # return an empty, but valid, xml document
+ my $emptyxml = <
+
+]>
+
+EOXML
+ answer($c, $emptyxml, "", "");
+
} elsif ($http_method eq 'GET' and $http_path =~ /\.cgi$/) {
# cgi handling
print "CGI requested!\n";
@@ -343,6 +391,7 @@ while (my $c = $d->accept) {
html_nice_answer($c,"CGI '$http_path' not found ".
"in CGI dir '$cgi_dir'");
}
+
} else { # unsupported request
print "\n";
print "INVALID REQUEST!!!!!\n";
@@ -350,8 +399,10 @@ while (my $c = $d->accept) {
print "QUERY: ",$http_query,")\n";
$c->send_error(RC_FORBIDDEN)
}
+
print "\nRequest solved: ".$r->url."\n\n";
}
+
$c->close;
undef($c);
print "\nCONNECTION CLOSED\n\n";
@@ -364,12 +415,12 @@ while (my $c = $d->accept) {
sub isRdfUri { # return true if the uri is an rdf uri, false otherwise
# typycal rdf uri:
# helm:rdf/cic:www.cs.unibo.it/helm/rdf/foo_schema//cic:\
-# /Coq/Init/Logic/True_rec.con.types.xml.gz
+# /Coq/Init/Logic/True_rec.con.types
#
# the format is "helm:rdf/://"
#
my ($uri) = @_;
- if ($uri =~ /^helm:rdf\/(.*):?(.*)\/\/(.*)/) {
+ if ($uri =~ /^helm:rdf(.*):(.*)\/\/(.*)/) {
return 1;
} else {
return 0;
@@ -378,11 +429,17 @@ sub isRdfUri { # return true if the uri is an rdf uri, false otherwise
sub resolve { # resolve an uri in a url, work both with standard cic: or theory:
# uris and rdf uris
+ print "RESOLVE subroutine\n";
my ($uri) = @_;
+ print "GIVEN URI: \"$uri\"\n";
if (isRdfUri ($uri)) { # rdf uri, resolve using rdf db
+ print "IS A RDF URI\n";
+ print "I WILL RETURN '$rdf_map{$uri}'\n";
return ($rdf_map{$uri});
} else { # standard cic: or theory: uri, resolve using std uri db
- return ($map{$uri});
+ print "IS NOT A RDF URI\n";
+ print "I WILL RETURN '$xml_map{$uri}'\n";
+ return ($xml_map{$uri});
}
}
@@ -392,14 +449,14 @@ sub finduris { # find uris for cic and theory trees generation
my ($uri,$localpart,$basepart,$dirname,$suffix,$flags,$key);
my (@itemz,@already_pushed_dir);
my (%objects,%dirs); # map uris to suffixes' flags
- #my $debug=1; # for debug
+ my $debug=1; # for debug
print "FINDURIS, uritype: $uritype, uripattern: $uripattern, ".
"format: $format\n\n" if defined($debug);
if (($uritype eq "cic") or ($uritype eq "theory")) {
# get info only of one type: cic or theory
- foreach (keys(%map)) { # select matching uris
+ foreach (keys(%xml_map)) { # select matching uris
$uri = $_;
if ($uri =~ /^$uritype:$uripattern(\/|$|\.)/) {
if ($uri =~ /^$uritype:$uripattern\//) { # directory match
@@ -528,16 +585,12 @@ sub mkdirs
sub print_request
{
- my ($str,$uri,$url,$filename) = @_;
- print $str."uri: $uri\n";
- print $str."url: $url\n";
- print $str."filename: $filename\n\n";
-}
-
-sub callback
-{
- my ($data) = @_;
- $cont .= $data;
+ my ($uri,$url,$filename) = @_;
+ print "\n";
+ print "uri: $uri\n";
+ print "url: $url\n";
+ print "filename: $filename\n\n";
+ print "\n";
}
sub gunzip { # gunzip a file and return the deflated content
@@ -572,10 +625,11 @@ sub gzip { # gzip the content argument and save it to filename argument
}
sub download {
- my ($patch_dtd,$str,$url,$filename,$format) = @_;
+ my ($patch_dtd,$url,$filename,$format) = @_;
my ($gz, $buffer);
- #my $debug=1; # for DEBUG only
+# print "DOWNLOAD subs receives url: \"$url\"\n";
+# print "DOWNLOAD subs receives filename: \"$filename\"\n";
my $resourcetype; # retrieve mode: "normal" (.xml) or "gzipped" (.xml.gz)
if ($filename =~ /\.xml$/) { # set retrieve mode
@@ -597,7 +651,7 @@ sub download {
}
if ($localfname ne "") { # we already have local copy of requested file
# check both possible cache entry: gzipped or normal
- print "Using local copy for the $str file\n";
+ print "Using local copy.\n";
if ($localfname =~ /\.xml\.gz$/) { # deflating cached file and return it
$cont = gunzip($localfname);
} elsif ($localfname =~ /\.xml$/) { # just return cached file
@@ -609,7 +663,7 @@ sub download {
."must end with '.gz' or '.xml.gz'\n";
}
} else { # download file from net
- print "Downloading the $str file\n"; # download file
+ print "Downloading file ...\n"; # download file
my $ua = LWP::UserAgent->new;
my $request = HTTP::Request->new(GET => "$url");
my $response = $ua->request($request, \&callback);
@@ -617,18 +671,19 @@ sub download {
# cache retrieved file to disk
# TODO: inefficent, I haven't yet undestood how to deflate
# in memory gzipped file, without call "gzopen"
- print "Storing the $str file\n";
- print "Making dirs ...\n" if (defined($debug));
+ print "Storing file ...\n";
+# print "Making dirs ...\n";
mkdirs($filename);
- print "Opening tmp file for writing ...\n" if (defined($debug));
+# print "Opening tmp file for writing ...\n";
open(FD, ">".$filename.".tmp") or die "Cannot open $filename.tmp\n";
- print "Writing on tmp file ...\n" if (defined($debug));
+# print "Writing on tmp file ...\n";
print FD $cont;
- print "Closing tmp file ...\n" if (defined($debug));
+# print "Closing tmp file ...\n";
close(FD);
# handle cache conversion normal->gzipped or gzipped->normal as user choice
- print "cachemode:$cachemode, resourcetype:$resourcetype\n" if (defined($debug));
+ print "cachemode:$cachemode, resourcetype:$resourcetype\n"
+ if (defined($debug));
if (($cachemode eq 'normal') and ($resourcetype eq 'normal')) {
# cache the file as is
rename "$filename.tmp", $filename;
@@ -697,9 +752,14 @@ sub html_nice_answer {
answer($c,$content,"text/html","");
}
+sub callback {
+ my ($data) = @_;
+ $cont .= $data;
+}
+
sub helm_wget {
-#retrieve a file from an url and write it to a temp dir
-#used for retrieve resource index from servers
+# retrieve a file from an url and write it to a temp dir
+# used for retrieve resource index from servers
$cont = "";
my ($prefix, $URL) = @_;
my $ua = LWP::UserAgent->new;
@@ -713,30 +773,35 @@ sub helm_wget {
}
sub update {
- untie %map;
- tie(%map, 'DB_File', $uris_dbm.".db", O_RDWR, 0664);
+# retie dbs
+ untie %xml_map;
+ tie(%xml_map, 'DB_File', $uris_dbm, O_RDWR, 0664);
untie %rdf_map;
- tie(%rdf_map, 'DB_File', $uris_dbm.".db", O_RDWR, 0664);
+ tie(%rdf_map, 'DB_File', $rdf_dbm, O_RDWR, 0664);
+ untie %xslt_map;
+ tie(%xslt_map, 'DB_File', $xslt_dbm, O_RDWR, 0664);
}
sub update_dbs {
# rebuild dbs fetching resource indexes from servers.
-# Rebuild urls_of_uris db (1) and rdf db (2)
+# Rebuild urls_of_uris db (1), rdf db (2) and xslt db (3)
my (
$server, $idxfile, $rdf_idxfile, $uri, $url, $comp, $line,
@servers,
- %urls_of_uris, %rdf # local proxy of $map and $rdf_map
+ %urls_of_uris, %rdf, %xslt # local proxy of dbs
);
- untie %map;
+ untie %xml_map;
untie %rdf_map;
- foreach my $file ($uris_dbm, $rdf_dbm) { # remove old db file
- if (stat $file.".db") { # remove if exists
- unlink ($file.".db") or die "can't unlink old db file: $file.db\n";
+ untie %xslt_map;
+ foreach my $file ($uris_dbm, $rdf_dbm, $xslt_dbm) { # remove old db file
+ if (stat $file) { # remove if exists
+ unlink ($file) or die "can't unlink old db file: $file\n";
}
}
- tie(%urls_of_uris, 'DB_File', $uris_dbm.".db", O_RDWR|O_CREAT, 0664);
- tie(%rdf, 'DB_File', $rdf_dbm.".db", O_RDWR|O_CREAT, 0664);
+ tie(%urls_of_uris, 'DB_File', $uris_dbm, O_RDWR|O_CREAT, 0664);
+ tie(%rdf, 'DB_File', $rdf_dbm, O_RDWR|O_CREAT, 0664);
+ tie(%xslt, 'DB_File', $xslt_dbm, O_RDWR|O_CREAT, 0664);
open (SRVS, "< $servers_file") or
die "cannot open servers file: $servers_file\n";
@@ -748,12 +813,15 @@ sub update_dbs {
chomp $server;
helm_wget($tmp_dir, $server."/".$indexname); # get index
helm_wget($tmp_dir, $server."/".$rdf_indexname); # get rdf index
+ helm_wget($tmp_dir, $server."/".$xslt_indexname); # get xslt index
$idxfile = $tmp_dir."/".$indexname;
$rdf_idxfile = $tmp_dir."/".$rdf_indexname;
+ $xslt_idxfile = $tmp_dir . "/" . $xslt_indexname;
- open (INDEX, "< $idxfile") or # (1) REBUILD URLS_OF_URIS DB
+ # (1) REBUILD URLS_OF_URIS DB
+ open (INDEX, "< $idxfile") or
die "cannot open temporary index file: $idxfile\n";
- while ($line = ) { # parse index and add entry to urls_of_uris db
+ while (my $line = ) { # parse index and add entry to urls_of_uris db
chomp $line;
($uri,$comp) = split /[ \t]+/, $line;
# build url:
@@ -767,9 +835,10 @@ sub update_dbs {
$urls_of_uris{$uri} = $url;
}
- open (RDF_INDEX, "< $rdf_idxfile") or # (2) REBUILD RDF DB
- die "cannot open temporary rdf index file: $rdf_idxfile\n";
- while ($line = ) { # parse index and add entry to rdf db
+ # (2) REBUILD RDF DB
+ open (RDF_INDEX, "< $rdf_idxfile") or
+ die "cannot open temporary RDF index file: $rdf_idxfile\n";
+ while (my $line = ) { # parse index and add entry to rdf db
chomp $line;
($uri,$comp) = split /[ \t]+/, $line; # comp is "gz" or nothing
# build url:
@@ -783,18 +852,36 @@ sub update_dbs {
$rdf{$uri} = $url;
}
+ # (3) REBUILD XSLT DB
+ open (XSLT_INDEX, "< $xslt_idxfile") or
+ die "cannot open temporary XSLT index file: $xslt_idxfile\n";
+ while (my $line = ) { # parse index and add entry to xslt db
+ chomp $line;
+ my $stylesheet = $line;
+ my $url = $server . "/" . $stylesheet;
+ $xslt{$stylesheet} = $url;
+ }
+
close INDEX; # close indexes
close RDF_INDEX;
- die "cannot unlink temporary file: $idxfile\n" # remove temp files
- if (unlink $idxfile) != 1;
- die "cannot unlink temporary file: $rdf_idxfile\n"
- if (unlink $rdf_idxfile) != 1;
+ close XSLT_INDEX;
+
+ # remove temp files
+ foreach my $file ($idxfile, $rdf_idxfile, $xslt_idxfile) {
+ print "cannot unlink temporary file: $file\n" if (unlink $file) != 1;
+ }
}
untie(%urls_of_uris); # untie local proxies
untie(%rdf);
- tie(%map, 'DB_File', $uris_dbm.".db", O_RDWR, 0664); # retie global ones
- tie(%rdf_map, 'DB_File', $rdf_dbm.".db", O_RDWR, 0664);
+ untie(%xslt);
+ tie(%xml_map, 'DB_File', $uris_dbm, O_RDWR, 0664); # retie global ones
+ tie(%rdf_map, 'DB_File', $rdf_dbm, O_RDWR, 0664);
+ tie(%xslt_map, 'DB_File', $xslt_dbm, O_RDWR, 0664);
+
} # update_dbs
+# vim modline: do not remove!
+# vim: set ft=perl:
+