/[fuse_dbi]/trunk/examples/strix-multi_static.pl
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Annotation of /trunk/examples/strix-multi_static.pl

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Revision 56 - (hide annotations)
Tue Apr 26 20:17:14 2005 UTC (17 years, 2 months ago) by dpavlin
File MIME type: text/plain
File size: 2287 byte(s)
added examples for Strix portal (www.strix-portal.com)

1 dpavlin 56 #!/usr/bin/perl -w
2    
3     use strict;
4     use blib;
5     use Fuse::DBI;
6     use blib;
7    
8     =head1 NAME
9    
10     strix.pl - mount Strix database as filesystem
11    
12     =head1 SYNOPSIS
13    
14     strix.pl database /mnt
15    
16     =head1 DESCRIPTION
17    
18     With this script, you can utilize C<Fuse> and C<Fuse::DBI> modules to mount
19     content from Strix - knowledge owl portal and edit them using command-line
20     utilities (like C<vi> or C<ftp>).
21    
22     =cut
23    
24     my ($database,$mount) = @ARGV;
25    
26     unless ($database && $mount) {
27     print STDERR <<_USAGE_;
28     usage: $0 database /mnt
29    
30     For more information see perldoc $0
31     _USAGE_
32     exit 1;
33     }
34    
35     system "fusermount -u $mount" unless (-w $mount);
36    
37     unless (-w $mount) {
38     print STDERR "Current user doesn't have permission on mount point $mount: $!";
39     exit 1;
40     }
41    
42     my $sql = {
43     'filenames' => q{
44     select
45     id as id,
46     id||'-'||title||'.html' as filename,
47     length(content) as size,
48     true as writable
49     from multistatic
50     },
51     'read' => q{
52     select content
53     from multistatic
54     where id = ?;
55     },
56     'update' => q{
57     update multistatic
58     set content = ?
59     where id = ?;
60     },
61     };
62    
63     my $dsn = 'DBI:Pg:dbname='.$database;
64     my $db;
65    
66     print "using database '$dsn', mountpoint $mount\n";
67    
68     my $mnt = Fuse::DBI->mount({
69     filenames => $sql->{'filenames'},
70     read => $sql->{'read'},
71     update => $sql->{'update'},
72     dsn => $dsn,
73     user => '',
74     password => '',
75     mount => $mount,
76     fork => 1,
77     # invalidate => sub {
78     # print STDERR "invalidating content in $template_dir\n";
79     # opendir(DIR, $template_dir) || die "can't opendir $template_dir: $!";
80     # map { unlink "$template_dir/$_" || warn "can't remove $template_dir/$_: $!" } grep { !/^\./ && -f "$template_dir/$_" } readdir(DIR);
81     # closedir DIR;
82     # },
83     });
84    
85     if (! $mnt) {
86     print STDERR "can't mount filesystem!";
87     exit 1;
88     }
89    
90     print "Press enter to exit...";
91     my $foo = <STDIN>;
92    
93     $mnt->umount;
94    
95     =head1 SEE ALSO
96    
97     C<Fuse::DBI> website
98     L<https://www.rot13.org/~dpavlin/fuse_dbi.html>
99    
100     C<FUSE (Filesystem in USErspace)> website
101     L<http://fuse.sourceforge.net/>
102    
103     =head1 AUTHOR
104    
105     Dobrica Pavlinusic, E<lt>dpavlin@rot13.orgE<gt>
106    
107     =head1 COPYRIGHT AND LICENSE
108    
109     Copyright (C) 2004 by Dobrica Pavlinusic
110    
111     This library is free software; you can redistribute it and/or modify
112     it under the same terms as Perl itself, either Perl version 5.8.4 or,
113     at your option, any later version of Perl 5 you may have available.
114    
115     =cut
116    

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