source: gsdl/trunk/bin/script/incremental-import.pl@ 18491

#!/usr/bin/perl -w

###########################################################################
#
# full-import.pl -- runs import.pl with -incremental option on
# A component of the Greenstone digital library software
# from the New Zealand Digital Library Project at the 
# University of Waikato, New Zealand.
#
# Copyright (C) 2009 New Zealand Digital Library Project
#
# This program 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.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
###########################################################################


# This program is designed to support incremental building of Greenstone
# Runs:        import.pl -incremental ...



BEGIN {
    die "GSDLHOME not set\n" unless defined $ENV{'GSDLHOME'};
    die "GSDLOS not set\n" unless defined $ENV{'GSDLOS'};
    unshift (@INC, "$ENV{'GSDLHOME'}/perllib");
}


use strict;

use util;


sub main
{
    my ($argc,@argv) = @_;

    if (($argc==0)  || (($argc==1) && ($argv[0] =~ m/^--?h(elp)?$/))) {
    my ($progname) = ($0 =~ m/^.*\/(.*?)$/);


    print STDERR "\n";
    print STDERR "Usage: $progname [import.pl options] collection\n";
    print STDERR "\n";

    exit(-1);
    }


    my $collect = pop @argv;

    my @filtered_argv = ();

    my $collect_dir = undef;
    my $archive_dir  = undef;

    while (my $arg = shift @argv) {
    # No actual filtering happens at the moment (@filterd_argv == @argv)
    # Useful to do it this way if we want incremental-import.pl
    # to start accepting its own arguments that are different to import.pl
    
    if ($arg eq "-collectdir") {
        $collect_dir = shift @argv;
        push(@filtered_argv,$arg,$collect_dir);
    }
    elsif ($arg eq "-archivedir") {
        $archive_dir = shift @argv;
        push(@filtered_argv,$arg,$archive_dir);
    }
    else {
        push(@filtered_argv,$arg);
    }
    }


    if (!defined $collect_dir) {
    $collect_dir = &util::filename_cat($ENV{'GSDLHOME'},"collect",$collect);
    }
    if (!-d $collect_dir) {
    print STDERR "Error: $collect_dir does not exist\n";
    exit(-1);
    }


    if (!defined $archive_dir) {
    $archive_dir = &util::filename_cat($collect_dir,"archive_dir");
    }
    
    my $db_ext = (&util::is_little_endian() ? ".ldb" : ".bdb");

    my $archiveinf_doc = &util::filename_cat($archive_dir,"archiveinf-doc$db_ext");

    my $quoted_argv = join(" ", map { "\"$_\"" } @filtered_argv);
    

    my $import_cmd = "import.pl";
    if (-e $archiveinf_doc) {
    $import_cmd .= " -incremental";
    
    }
    else {
    print STDERR "$archiveinf_doc does not exist.\n";
    print STDERR "First time built. Switching to full import.pl.\n";
    $import_cmd .= " -removeold";
    }

    $import_cmd .= " $quoted_argv";


    my $import_status = system($import_cmd)/256;
    
    if ($import_status != 0) {
    print STDERR "Error: Failed to run: $import_cmd\n";
    print STDERR "       $!\n" if ($! ne "");
    exit(-1);
    }
}

&main(scalar(@ARGV),@ARGV);