/[fuse_dbi]/fuse-couchdb/examples/strix-static3.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Annotation of /fuse-couchdb/examples/strix-static3.pl

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Revision 68 - (hide annotations)
Fri Apr 24 23:43:18 2009 UTC (12 years, 9 months ago) by dpavlin
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Make a branch for Fuse::CouchDB experiment

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 dpavlin 58 layout_id as id,
46     replace(getpathfromnav(kategorija_id),' > ','/')||'/'||title||'.html' as filename,
47 dpavlin 56 length(content) as size,
48     true as writable
49 dpavlin 58 from static3, layout
50     where static3.layout_id = layout.id
51 dpavlin 56 },
52     'read' => q{
53     select content
54     from static3
55     where layout_id = ?;
56     },
57     'update' => q{
58     update static3
59     set content = ?
60     where layout_id = ?;
61     },
62     };
63    
64     my $dsn = 'DBI:Pg:dbname='.$database;
65     my $db;
66    
67     print "using database '$dsn', mountpoint $mount\n";
68    
69     my $mnt = Fuse::DBI->mount({
70     filenames => $sql->{'filenames'},
71     read => $sql->{'read'},
72     update => $sql->{'update'},
73     dsn => $dsn,
74     user => '',
75     password => '',
76     mount => $mount,
77     fork => 1,
78     # invalidate => sub {
79     # print STDERR "invalidating content in $template_dir\n";
80     # opendir(DIR, $template_dir) || die "can't opendir $template_dir: $!";
81     # map { unlink "$template_dir/$_" || warn "can't remove $template_dir/$_: $!" } grep { !/^\./ && -f "$template_dir/$_" } readdir(DIR);
82     # closedir DIR;
83     # },
84     });
85    
86     if (! $mnt) {
87     print STDERR "can't mount filesystem!";
88     exit 1;
89     }
90    
91     print "Press enter to exit...";
92     my $foo = <STDIN>;
93    
94     $mnt->umount;
95    
96     =head1 SEE ALSO
97    
98     C<Fuse::DBI> website
99     L<https://www.rot13.org/~dpavlin/fuse_dbi.html>
100    
101     C<FUSE (Filesystem in USErspace)> website
102     L<http://fuse.sourceforge.net/>
103    
104     =head1 AUTHOR
105    
106     Dobrica Pavlinusic, E<lt>dpavlin@rot13.orgE<gt>
107    
108     =head1 COPYRIGHT AND LICENSE
109    
110     Copyright (C) 2004 by Dobrica Pavlinusic
111    
112     This library is free software; you can redistribute it and/or modify
113     it under the same terms as Perl itself, either Perl version 5.8.4 or,
114     at your option, any later version of Perl 5 you may have available.
115    
116     =cut
117    

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