path: root/IkiWiki/Setup/Standard.pm

#!/usr/bin/perl
# Standard ikiwiki setup module.
# Parameters to import should be all the standard ikiwiki config stuff,
# plus an array of wrappers to set up.

package IkiWiki::Setup::Standard;

use warnings;
use strict;
use IkiWiki;

sub import { #{{{
    $IkiWiki::Setup::raw_setup=$_[1];
} #}}}

sub dumpline ($$$$) { #{{{
    my $key=shift;
    my $value=shift;
    my $type=shift;
    my $prefix=shift;
    
    eval q{use Data::Dumper};
    error($@) if $@;
    local $Data::Dumper::Terse=1;
    local $Data::Dumper::Indent=1;
    local $Data::Dumper::Pad="\t";
    local $Data::Dumper::Sortkeys=1;
    local $Data::Dumper::Quotekeys=0;
    
    my $dumpedvalue;
    if ($type eq 'boolean' || $type eq 'integer') {
        # avoid quotes
        $dumpedvalue=$value;
    }
    elsif ($type eq 'string' && ref $value eq 'ARRAY' && @$value &&
        ! grep { /[^-A-Za-z0-9_]/ } @$value) {
        # dump simple array as qw{}
        $dumpedvalue="[qw{ ".join(" ", @$value)." }]";
    }
    else {
        $dumpedvalue=Dumper($value);
        chomp $dumpedvalue;
        if (length $prefix) {
            # add to second and subsequent lines
            my @lines=split(/\n/, $dumpedvalue);
            $dumpedvalue="";
            for (my $x=0; $x <= $#lines; $x++) {
                $lines[$x] =~ s/^\t//;
                $dumpedvalue.="\t".($x ? $prefix : "").$lines[$x]."\n";
            }
        }
        $dumpedvalue=~s/^\t//;
        chomp $dumpedvalue;
    }
    
    return "\t$prefix$key => $dumpedvalue,";
} #}}}

sub dumpvalues ($@) { #{{{
    my $setup=shift;
    my @ret;
    while (@_) {
        my $key=shift;
        my %info=%{shift()};

        next if $info{type} eq "internal";
        
        push @ret, "\t# ".$info{description} if exists $info{description};
        
        if (exists $setup->{$key} && defined $setup->{$key}) {
            push @ret, dumpline($key, $setup->{$key}, $info{type}, "");
            delete $setup->{$key};
        }
        elsif (exists $info{default} && defined $info{default}) {
            push @ret, dumpline($key, $info{default}, $info{type}, "#");
        }
        elsif (exists $info{example}) {
            push @ret, dumpline($key, $info{example}, $info{type}, "#");
        }
    }
    return @ret;
} #}}}

sub gendump ($) { #{{{
    my $description=shift;
    my %setup=(%config);
    my @ret;
    
    push @ret, "\t# basic setup";
    push @ret, dumpvalues(\%setup, IkiWiki::getsetup());

    # Load all plugins, so that all setup options are available.
    my @plugins=grep { ! /externaldemo|pythondemo/ } sort(IkiWiki::listplugins());
    foreach my $plugin (@plugins) {
        eval { IkiWiki::loadplugin($plugin) };
        if (exists $IkiWiki::hooks{checkconfig}{$plugin}{call}) {
            my @s=eval { $IkiWiki::hooks{checkconfig}{$plugin}{call}->() };
        }
    }
    unshift @plugins, $config{rcs} if $config{rcs};

    foreach my $id (@plugins) {
        my $title="\t# $id".($id ne $config{rcs} ? " plugin" : "");
        if (exists $IkiWiki::hooks{getsetup}{$id}{call}) {
            # use an array rather than a hash, to preserve order
            my @s=eval { $IkiWiki::hooks{getsetup}{$id}{call}->() };
            next unless @s;
            push @ret, "", $title;
            push @ret, dumpvalues(\%setup, @s);
        }
    }
    
    unshift @ret,
        "#!/usr/bin/perl",
        "# $description",
        "#",
        "# Passing this to ikiwiki --setup will make ikiwiki generate",
        "# wrappers and build the wiki.",
        "#",
        "# Remember to re-run ikiwiki --setup any time you edit this file.",
        "use IkiWiki::Setup::Standard {";
    push @ret, "}";

    return @ret;
} #}}}

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