path: root/ikiwiki.in

#!/usr/bin/perl
$ENV{PATH}="/usr/local/bin:/usr/bin:/bin";
delete @ENV{qw{IFS CDPATH ENV BASH_ENV}};

package IkiWiki;

use warnings;
use strict;
use lib '.'; # For use in nonstandard directory, munged by Makefile.
use IkiWiki 3.00;

sub usage () {
    die gettext("usage: ikiwiki [options] source dest"), "\n",
        gettext("       ikiwiki --setup configfile"), "\n";
}

sub setup (@) {
    require IkiWiki::Setup;
    my $verbose=$config{verbose};
    my $syslog=$config{syslog};
    IkiWiki::Setup::load($_[1]);
    $config{setupverbose}=$config{verbose};
    $config{setupsyslog}=$config{syslog};
    $config{verbose}=$verbose || $config{setupverbose};
    $config{syslog}=$syslog;
    $config{setup}=1;
}

sub getconfig () {
    if (! exists $ENV{WRAPPED_OPTIONS}) {
        %config=defaultconfig();
        eval q{use Getopt::Long};
        Getopt::Long::Configure('pass_through');
        GetOptions(
            "setup|s=s" => \&setup,
            "dumpsetup|s=s" => \$config{dumpsetup},
            "changesetup|s=s" => sub {
                $config{changesetup}=$_[1];
                $config{genwrappers}=1;
                $config{refresh}=1;
                setup(@_);
            },
            "wikiname=s" => \$config{wikiname},
            "verbose|v!" => \$config{verbose},
            "syslog!" => \$config{syslog},
            "rebuild!" => \$config{rebuild},
            "refresh!" => \$config{refresh},
            "clean!" => \$config{clean},
            "post-commit" => \$config{post_commit},
            "render=s" => \$config{render},
            "wrappers!" => \$config{genwrappers},
            "wrappergroup=s" => \$config{wrappergroup},
            "usedirs!" => \$config{usedirs},
            "prefix-directives!" => \$config{prefix_directives},
            "getctime" => \$config{gettime},
            "gettime!" => \$config{gettime},
            "numbacklinks=i" => \$config{numbacklinks},
            "rcs=s" => \$config{rcs},
            "no-rcs" => sub { $config{rcs}="" },
            "cgi!" => \$config{cgi},
            "discussion!" => \$config{discussion},
            "w3mmode!" => \$config{w3mmode},
            "url=s" => \$config{url},
            "cgiurl=s" => \$config{cgiurl},
            "historyurl=s" => \$config{historyurl},
            "diffurl=s" => \$config{diffurl},
            "svnpath" => \$config{svnpath},
            "adminemail=s" => \$config{adminemail},
            "timeformat=s" => \$config{timeformat},
            "sslcookie!" => \$config{sslcookie},
            "userdir=s" => \$config{userdir},
            "htmlext=s" => \$config{htmlext},
            "libdir=s" => \$config{libdir},
            "exclude=s@" => sub {
                push @{$config{wiki_file_prune_regexps}}, $_[1];
            },
            "include=s@" => sub {
                $config{include}=defined $config{include} && length $config{include} ? "$config{include}|$_[1]" : $_[1];
            },
            "adminuser=s@" => sub {
                push @{$config{adminuser}}, $_[1]
            },
            "templatedir=s" => sub {
                $config{templatedir}=possibly_foolish_untaint($_[1])
            },
            "underlaydir=s" => sub {
                $config{underlaydir}=possibly_foolish_untaint($_[1])
            },
            "wrapper:s" => sub {
                $config{wrapper}=$_[1] ? possibly_foolish_untaint($_[1]) : "ikiwiki-wrap"
            },
            "wrappermode=i" => sub {
                $config{wrappermode}=possibly_foolish_untaint($_[1])
            },
            "plugin=s@" => sub {
                push @{$config{add_plugins}}, $_[1]
                    unless grep { $_ eq $_[1] } @{$config{add_plugins}};
            },
            "disable-plugin=s@" => sub {
                push @{$config{disable_plugins}}, $_[1];
            },
            "set=s" => sub {
                my ($var, $val)=split('=', $_[1], 2);
                if (! defined $var || ! defined $val) {
                    die gettext("usage: --set var=value"), "\n";
                }
                $config{$var}=$val;
            },
            "set-yaml=s" => sub {
                my ($var, $val)=split('=', $_[1], 2);
                if (! defined $var || ! defined $val) {
                    die gettext("usage: --set-yaml var=value"), "\n";
                }
                eval q{use YAML::Any};
                eval q{use YAML} if $@;
                die $@ if $@;
                eval q{$YAML::Syck::ImplicitUnicode=1};
                $config{$var}=Load($val."\n");
            },
            "version" => sub {
                print "ikiwiki version $IkiWiki::version\n";
                exit;
            },
            "help|h" => sub { $SIG{__WARN__}=sub {}; die },
        ) || usage();

        if (! $config{setup}) {
            loadplugins();
            if (@ARGV == 2) {
                $config{srcdir} = possibly_foolish_untaint(shift @ARGV);
                $config{destdir} = possibly_foolish_untaint(shift @ARGV);
                checkconfig();
            }
            else {
                usage() unless $config{dumpsetup};
            }
        }
    }
    else {
        # wrapper passes a full config structure in the environment
        # variable
        eval possibly_foolish_untaint($ENV{WRAPPED_OPTIONS});
        if ($@) {
            error("WRAPPED_OPTIONS: $@");
        }
        delete $ENV{WRAPPED_OPTIONS};

        loadplugins();
        checkconfig();
    }
}

sub main () {
    getconfig();
    
    if ($config{setup}) {
        delete $config{setup};
        loadplugins();
        checkconfig();

        if (@{$config{wrappers}} && 
            ! $config{render} && ! $config{dumpsetup} &&
            ! $config{clean} &&
            ((! $config{refresh} && ! $config{post_commit})
             || $config{genwrappers})) {
            debug(gettext("generating wrappers.."));
            require IkiWiki::Wrapper;
            my %origconfig=(%config);
            foreach my $wrapper (@{$config{wrappers}}) {
                %config=(%origconfig, %{$wrapper});
                $config{verbose}=$config{setupverbose}
                    if exists $config{setupverbose};
                $config{syslog}=$config{setupsyslog}
                    if exists $config{setupsyslog};
                delete @config{qw(setupsyslog setupverbose wrappers genwrappers rebuild)};
                checkconfig();
                if (! $config{cgi} && ! $config{post_commit} &&
                    ! $config{test_receive}) {
                    $config{post_commit}=1;
                }
                gen_wrapper();
            }
            %config=(%origconfig);
        }
        
        # setup implies a wiki rebuild by default
        if (! $config{refresh} && ! $config{render} &&
            ! $config{post_commit} && ! $config{clean}) {
            $config{rebuild}=1;
        }
    }

    if ($config{changesetup}) {
        require IkiWiki::Setup;
        IkiWiki::Setup::dump($config{changesetup});
    }

    if ($config{dumpsetup}) {
        $config{srcdir}="" if ! defined $config{srcdir};
        $config{destdir}="" if ! defined $config{destdir};
        $config{syslog}=1 if $config{setupsyslog};
        require IkiWiki::Setup;
        IkiWiki::Setup::dump($config{dumpsetup});
    }
    elsif ($config{wrapper}) {
        lockwiki();
        require IkiWiki::Wrapper;
        gen_wrapper();
    }
    elsif ($config{cgi}) {
        require IkiWiki::CGI;
        eval {cgi()};
        if ($@) {
            cgierror($@);
        }
    }
    elsif ($config{render}) {
        require IkiWiki::Render;
        commandline_render();
    }
    elsif ($config{post_commit} && ! commit_hook_enabled()) {
        # do nothing
    }
    elsif ($config{clean}) {
        require IkiWiki::Render;
        foreach my $wrapper (@{$config{wrappers}}) {
            prune($wrapper->{wrapper});
        }
        clean_rendered();
        system("rm", "-rf", $config{wikistatedir});
    }
    else {
        if ($config{rebuild}) {
            debug(gettext("rebuilding wiki.."));
        }
        else {
            debug(gettext("refreshing wiki.."));
        }
        lockwiki();
        loadindex();
        require IkiWiki::Render;
        rcs_update();
        refresh();
        saveindex();
        debug(gettext("done"));
    }
}

main;