#!/usr/bin/perl
# The LearningOnline Network with CAPA
# Perl script to rebuild the topic->tex file hash
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
# 7-16-2002 Jeremy Bowers
use strict;
use GDBM_File;
use File::Spec;
# I had to chdir, because neither glob nor bsd_glob accept globs
# with ".." in them... sucky.
chdir("../../loncom/html/adm/help/");
# if the topic hash exists, kill it
unlink('fragmentLabels.gdbm') if ( -e 'fragmentLabels.gdbm' );
print("Wiped old fragmentLabels.gdbm.\n");
tie (my %fragmentLabels, 'GDBM_File', 'fragmentLabels.gdbm', &GDBM_WRCREAT(), 0660);
my $error = 0;
chdir("tex");
foreach my $file ( glob("*.tex") ) {
open(F, $file);
if ( index($file, "/") != "/" ) {
$file = substr($file, index($file, "/") + 1);
}
my $contents = join("\n", <F>);
my $found=0;
my $found_me=0;
# Search for labels, of the form '\label{labelname}'
foreach my $label ( $contents =~ /\\label\{([^\}]*)\}/g ) {
$found = 1;
if ($file eq "$label.tex") {
$found_me = 1;
}
if (exists($fragmentLabels{$label}) ) {
print("***ERROR: '$label' in both $fragmentLabels{$label} " .
"and $file. \n");
$error++;
}
$fragmentLabels{$label} = $file;
}
if (!$found) {
$error++;
print("***ERROR: no labels in '$file'. \n");
}
if (!$found_me) {
$error++;
my ($needed_label) = ($file =~ m/(.*)\.tex/);
print("***ERROR: no labels for $needed_label in '$file'. \n");
}
}
if ($error == 0) {
print("There were no duplicate labels. Database rebuilt.\n");
} else {
print("There were $error errors. You must correct the labels.\n");
exit(-1);
}
my $found_ref=0;
foreach my $file ( glob("*.tex") ) {
open(F, $file);
if ( index($file, "/") != "/" ) {
$file = substr($file, index($file, "/") + 1);
}
my $contents;
foreach my $line (<F>) {
next if ($line =~ /^%/);
$contents .= $line;
}
my $label;
# Search for labels, of the form '\label{labelname}'
foreach my $ref ( $contents =~ /\\ref\{([^\}]*)\}/g ) {
if (!exists($fragmentLabels{$ref})
&& $ref ne 'course.manual.access.hlp'
&& $ref ne 'author.manual.access.hlp') {
$error++;
print("***ERROR: ref $ref in $file doesn't exist in label hash. \n");
} else {
$found_ref++;
}
}
}
if ($error == 0) {
print("There were no dangling references. $found_ref were checked.\n");
} else {
print("There were $error errors. You must correct the dangling references.\n");
exit(-1);
}
untie(%fragmentLabels);
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>