[catagits/Gitalist.git] / lib / Gitalist / Controller / Root.pm

package Gitalist::Controller::Root;
use Moose;
use namespace::autoclean;

BEGIN { extends 'Catalyst::Controller' }

#
# Sets the actions in this controller to be registered with no prefix
# so they function identically to actions created in MyApp.pm
#
__PACKAGE__->config->{namespace} = '';

=head1 NAME

Gitalist::Controller::Root - Root Controller for Gitalist

=head1 DESCRIPTION

[enter your description here]

=head1 METHODS

=cut

=head2 index

=cut

use IO::Capture::Stdout;
use File::Slurp qw(slurp);

sub run_gitweb {
  my ( $self, $c ) = @_;

  # XXX A slippery slope to be sure.
  if($c->req->param('a')) {
    my $capture = IO::Capture::Stdout->new();
    $capture->start();
    eval {
      my $action = gitweb::main($c);
      $action->();
    };
    $capture->stop();
    
    use Data::Dumper;
    die Dumper($@)
      if $@;
  
    my $output = join '', $capture->read;
    $c->stash->{gitweb_output} = $output;
    $c->stash->{template} = 'gitweb.tt2';
  }
}

sub index :Path :Args(0) {
  my ( $self, $c ) = @_;

  # Leave actions up to gitweb at this point.
  return $self->run_gitweb($c)
    if $c->req->param('a');

  my $list = $c->model('Git')->list_projects;
  unless(@$list) {
    die "No projects found";
  }

  $c->stash(
    searchtext => $c->req->param('searchtext') || '',
    projects   => $list,
    action     => 'index',
  );
}

sub blob : Local {
  my ( $self, $c ) = @_;

  my $git      = $c->model('Git');
  my $req      = $c->req;
  my $filename = $req->param('f')  || $req->param('filename');
  my $hash     = $req->param('hb') || $req->param('hashbase')
              || $git->get_head_hash($req->param('p') || $req->param('project'));
  my $filehash = $git->get_hash_by_path($hash, $filename, 'blob');
  
  my $blob = $git->run_cmd('cat-file' => blob => $filehash);

  $c->stash(
      blob   => encode_entities($blob),
      action => 'blob',
  );
}

sub auto : Private {
    my($self, $c) = @_;

    # Yes, this is hideous.
    $self->header($c);
    $self->footer($c);
}

use Gitalist::Util qw(to_utf8);
use HTML::Entities qw(encode_entities);
use URI::Escape    qw(uri_escape);
# Formally git_header_html
sub header {
  my($self, $c) = @_;

	my $title = $c->config->{sitename};

  my $project   = $c->req->param('project')  || $c->req->param('p');
  my $action    = $c->req->param('action')   || $c->req->param('a');
  my $file_name = $c->req->param('filename') || $c->req->param('f');
	if(defined $project) {
		$title .= " - " . to_utf8($project);
		if (defined $action) {
			$title .= "/$action";
			if (defined $file_name) {
				$title .= " - " . encode_entities($file_name);
				if ($action eq "tree" && $file_name !~ m|/$|) {
					$title .= "/";
				}
			}
		}
	}

	$c->stash->{version}     = $c->config->{version};
	$c->stash->{git_version} = $c->model('Git')->run_cmd('--version');
	$c->stash->{title}       = $title;

  #$c->stash->{baseurl} = $ENV{PATH_INFO} && uri_escape($base_url);
	$c->stash->{stylesheet} = $c->config->{stylesheet} || 'gitweb.css';

	$c->stash->{project} = $project;
  my @links;
	if($project) {
		my %href_params = $self->feed_info($c);
		$href_params{'-title'} ||= 'log';

		foreach my $format qw(RSS Atom) {
			my $type = lc($format);
      push @links, {
			      rel   => 'alternate',
			      title => "$project - $href_params{'-title'} - $format feed",
            # XXX A bit hacky and could do with using gitweb::href() features
			      href  => "?a=$type;p=$project",
			      type  => "application/$type+xml"
        }, {
			      rel   => 'alternate',
            # XXX This duplication also feels a bit awkward
			      title => "$project - $href_params{'-title'} - $format feed (no merges)",
			      href  => "?a=$type;p=$project;opt=--no-merges",
			      type  => "application/$type+xml"
        };
		}
	} else {
    push @links, {
        rel => "alternate",
        title => $c->config->{sitename}." projects list",
        href => '?a=project_index',
        type => "text/plain; charset=utf-8"
    }, {
        rel => "alternate",
        title => $c->config->{sitename}." projects feeds",
        href => '?a=opml',
        type => "text/plain; charset=utf-8"
    };
	}

	$c->stash->{favicon} = $c->config->{favicon};

	# </head><body>

	$c->stash(
    logo_url      => uri_escape($c->config->{logo_url}),
	  logo_label    => encode_entities($c->config->{logo_label}),
	  logo_img      => $c->config->{logo},
	  home_link     => uri_escape($c->config->{home_link}),
    home_link_str => $c->config->{home_link_str},
  );

	if(defined $project) {
    $c->stash(
      search_text => ( $c->req->param('s') || $c->req->param('searchtext') ),
      search_hash => ( $c->req->param('hb') || $c->req->param('hashbase')
                   || $c->req->param('h')  || $c->req->param('hash')
                   || 'HEAD' ),
    );
	}
}

# Formally git_footer_html
sub footer {
  my($self, $c) = @_;

	my $feed_class = 'rss_logo';

  my @feeds;
  my $project = $c->req->param('project')  || $c->req->param('p');
	if(defined $project) {
    (my $pstr = $project) =~ s[/?\.git$][];
		my $descr = $c->model('Git')->project_info($project)->{description};
		$c->stash->{project_description} = defined $descr
			? encode_entities($descr)
			: '';

		my %href_params = $self->feed_info($c);
		if (!%href_params) {
			$feed_class .= ' generic';
		}
		$href_params{'-title'} ||= 'log';

    @feeds = [
      map +{
        class => $feed_class,
        title => "$href_params{'-title'} $_ feed",
        href  => "/?p=$project;a=\L$_",
        name  => lc $_,
      }, qw(RSS Atom)
    ];
	} else {
    @feeds = [
      map {
        class => $feed_class,
        title => '',
        href  => "/?a=$_->[0]",
        name  => $_->[1],
      }, [opml=>'OPML'],[project_index=>'TXT'],
    ];
	}
}

# XXX This feels wrong here, should probably be refactored.
# returns hash to be passed to href to generate gitweb URL
# in -title key it returns description of link
sub feed_info {
  my($self, $c) = @_;

	my $format = shift || 'Atom';
	my %res = (action => lc($format));

	# feed links are possible only for project views
	return unless $c->req->param('project');
	# some views should link to OPML, or to generic project feed,
	# or don't have specific feed yet (so they should use generic)
	return if $c->req->param('action') =~ /^(?:tags|heads|forks|tag|search)$/x;

	my $branch;
  my $hash = $c->req->param('h')  || $c->req->param('hash');
  my $hash_base = $c->req->param('hb') || $c->req->param('hashbase');
	# branches refs uses 'refs/heads/' prefix (fullname) to differentiate
	# from tag links; this also makes possible to detect branch links
	if ((defined $hash_base && $hash_base =~ m!^refs/heads/(.*)$!) ||
	    (defined $hash      && $hash      =~ m!^refs/heads/(.*)$!)) {
		$branch = $1;
	}
	# find log type for feed description (title)
	my $type = 'log';
  my $file_name = $c->req->param('f') || $c->req->param('filename');
	if (defined $file_name) {
		$type  = "history of $file_name";
		$type .= "/" if $c->req->param('action') eq 'tree';
		$type .= " on '$branch'" if (defined $branch);
	} else {
		$type = "log of $branch" if (defined $branch);
	}

	$res{-title} = $type;
	$res{'hash'} = (defined $branch ? "refs/heads/$branch" : undef);
	$res{'file_name'} = $file_name;

	return %res;
}
=head2 end

Attempt to render a view, if needed.

=cut

sub end : ActionClass('RenderView') {}

=head1 AUTHOR

Dan Brook,,,

=head1 LICENSE

This library is free software. You can redistribute it and/or modify
it under the same terms as Perl itself.

=cut

__PACKAGE__->meta->make_immutable;
Commit	Line	Data
89de6a33	1	package Gitalist::Controller::Root;
42fe5d11	2	use Moose;
42fe5d11	3	use namespace::autoclean;
89de6a33	4
42fe5d11	5	BEGIN { extends 'Catalyst::Controller' }
89de6a33	6
	7	#
	8	# Sets the actions in this controller to be registered with no prefix
	9	# so they function identically to actions created in MyApp.pm
	10	#
	11	__PACKAGE__->config->{namespace} = '';
	12
	13	=head1 NAME
	14
	15	Gitalist::Controller::Root - Root Controller for Gitalist
	16
	17	=head1 DESCRIPTION
	18
	19	[enter your description here]
	20
	21	=head1 METHODS
	22
	23	=cut
	24
	25	=head2 index
	26
	27	=cut
	28
89de6a33	29	use IO::Capture::Stdout;
86382b95	30	use File::Slurp qw(slurp);
d3feefcf	31
e66db0fb	32	sub run_gitweb {
86382b95	33	my ( $self, $c ) = @_;
86382b95	34
e66db0fb	35	# XXX A slippery slope to be sure.
	36	if($c->req->param('a')) {
	37	my $capture = IO::Capture::Stdout->new();
	38	$capture->start();
	39	eval {
	40	my $action = gitweb::main($c);
	41	$action->();
	42	};
	43	$capture->stop();
	44
	45	use Data::Dumper;
	46	die Dumper($@)
	47	if $@;
	48
	49	my $output = join '', $capture->read;
	50	$c->stash->{gitweb_output} = $output;
	51	$c->stash->{template} = 'gitweb.tt2';
	52	}
86382b95	53	}
	54
	55	sub index :Path :Args(0) {
d5cc37a4	56	my ( $self, $c ) = @_;
86382b95	57
e66db0fb	58	# Leave actions up to gitweb at this point.
	59	return $self->run_gitweb($c)
	60	if $c->req->param('a');
	61
d5cc37a4	62	my $list = $c->model('Git')->list_projects;
d5cc37a4	63	unless(@$list) {
86382b95	64	die "No projects found";
	65	}
	66
d5cc37a4	67	$c->stash(
	68	searchtext => $c->req->param('searchtext') \|\| '',
	69	projects => $list,
	70	action => 'index',
	71	);
04d1d917	72	}
04d1d917	73
295c9703	74	sub blob : Local {
	75	my ( $self, $c ) = @_;
	76
	77	my $git = $c->model('Git');
	78	my $req = $c->req;
	79	my $filename = $req->param('f') \|\| $req->param('filename');
	80	my $hash = $req->param('hb') \|\| $req->param('hashbase')
	81	\|\| $git->get_head_hash($req->param('p') \|\| $req->param('project'));
	82	my $filehash = $git->get_hash_by_path($hash, $filename, 'blob');
	83
	84	my $blob = $git->run_cmd('cat-file' => blob => $filehash);
	85
	86	$c->stash(
	87	blob => encode_entities($blob),
	88	action => 'blob',
	89	);
	90	}
	91
04d1d917	92	sub auto : Private {
	93	my($self, $c) = @_;
	94
	95	# Yes, this is hideous.
	96	$self->header($c);
	97	$self->footer($c);
	98	}
	99
	100	use Gitalist::Util qw(to_utf8);
	101	use HTML::Entities qw(encode_entities);
	102	use URI::Escape qw(uri_escape);
	103	# Formally git_header_html
	104	sub header {
	105	my($self, $c) = @_;
	106
	107	my $title = $c->config->{sitename};
	108
	109	my $project = $c->req->param('project') \|\| $c->req->param('p');
	110	my $action = $c->req->param('action') \|\| $c->req->param('a');
	111	my $file_name = $c->req->param('filename') \|\| $c->req->param('f');
	112	if(defined $project) {
	113	$title .= " - " . to_utf8($project);
	114	if (defined $action) {
	115	$title .= "/$action";
	116	if (defined $file_name) {
	117	$title .= " - " . encode_entities($file_name);
	118	if ($action eq "tree" && $file_name !~ m\|/$\|) {
	119	$title .= "/";
	120	}
	121	}
	122	}
	123	}
	124
	125	$c->stash->{version} = $c->config->{version};
	126	$c->stash->{git_version} = $c->model('Git')->run_cmd('--version');
	127	$c->stash->{title} = $title;
	128
	129	#$c->stash->{baseurl} = $ENV{PATH_INFO} && uri_escape($base_url);
	130	$c->stash->{stylesheet} = $c->config->{stylesheet} \|\| 'gitweb.css';
	131
	132	$c->stash->{project} = $project;
	133	my @links;
	134	if($project) {
	135	my %href_params = $self->feed_info($c);
	136	$href_params{'-title'} \|\|= 'log';
	137
	138	foreach my $format qw(RSS Atom) {
	139	my $type = lc($format);
	140	push @links, {
	141	rel => 'alternate',
	142	title => "$project - $href_params{'-title'} - $format feed",
	143	# XXX A bit hacky and could do with using gitweb::href() features
	144	href => "?a=$type;p=$project",
	145	type => "application/$type+xml"
	146	}, {
	147	rel => 'alternate',
	148	# XXX This duplication also feels a bit awkward
	149	title => "$project - $href_params{'-title'} - $format feed (no merges)",
	150	href => "?a=$type;p=$project;opt=--no-merges",
	151	type => "application/$type+xml"
	152	};
	153	}
	154	} else {
	155	push @links, {
156	rel => "alternate",
157	title => $c->config->{sitename}." projects list",
158	href => '?a=project_index',
159	type => "text/plain; charset=utf-8"
160	}, {
161	rel => "alternate",
162	title => $c->config->{sitename}." projects feeds",
163	href => '?a=opml',
164	type => "text/plain; charset=utf-8"
165	};
166	}
167
168	$c->stash->{favicon} = $c->config->{favicon};
169
170	# </head><body>
86382b95	171
04d1d917	172	$c->stash(
	173	logo_url => uri_escape($c->config->{logo_url}),
	174	logo_label => encode_entities($c->config->{logo_label}),
	175	logo_img => $c->config->{logo},
	176	home_link => uri_escape($c->config->{home_link}),
	177	home_link_str => $c->config->{home_link_str},
	178	);
	179
	180	if(defined $project) {
	181	$c->stash(
295c9703	182	search_text => ( $c->req->param('s') \|\| $c->req->param('searchtext') ),
295c9703	183	search_hash => ( $c->req->param('hb') \|\| $c->req->param('hashbase')
04d1d917	184	\|\| $c->req->param('h') \|\| $c->req->param('hash')
295c9703	185	\|\| 'HEAD' ),
04d1d917	186	);
	187	}
	188	}
	189
	190	# Formally git_footer_html
	191	sub footer {
	192	my($self, $c) = @_;
	193
	194	my $feed_class = 'rss_logo';
	195
	196	my @feeds;
	197	my $project = $c->req->param('project') \|\| $c->req->param('p');
	198	if(defined $project) {
d5cc37a4	199	(my $pstr = $project) =~ s[/?\.git$][];
d5cc37a4	200	my $descr = $c->model('Git')->project_info($project)->{description};
04d1d917	201	$c->stash->{project_description} = defined $descr
	202	? encode_entities($descr)
	203	: '';
	204
	205	my %href_params = $self->feed_info($c);
	206	if (!%href_params) {
	207	$feed_class .= ' generic';
	208	}
	209	$href_params{'-title'} \|\|= 'log';
	210
	211	@feeds = [
	212	map +{
	213	class => $feed_class,
	214	title => "$href_params{'-title'} $_ feed",
	215	href => "/?p=$project;a=\L$_",
	216	name => lc $_,
	217	}, qw(RSS Atom)
	218	];
	219	} else {
	220	@feeds = [
	221	map {
	222	class => $feed_class,
	223	title => '',
	224	href => "/?a=$_->[0]",
	225	name => $_->[1],
	226	}, [opml=>'OPML'],[project_index=>'TXT'],
	227	];
	228	}
89de6a33	229	}
89de6a33	230
04d1d917	231	# XXX This feels wrong here, should probably be refactored.
	232	# returns hash to be passed to href to generate gitweb URL
	233	# in -title key it returns description of link
	234	sub feed_info {
	235	my($self, $c) = @_;
	236
	237	my $format = shift \|\| 'Atom';
	238	my %res = (action => lc($format));
	239
	240	# feed links are possible only for project views
	241	return unless $c->req->param('project');
	242	# some views should link to OPML, or to generic project feed,
	243	# or don't have specific feed yet (so they should use generic)
	244	return if $c->req->param('action') =~ /^(?:tags\|heads\|forks\|tag\|search)$/x;
	245
	246	my $branch;
	247	my $hash = $c->req->param('h') \|\| $c->req->param('hash');
	248	my $hash_base = $c->req->param('hb') \|\| $c->req->param('hashbase');
	249	# branches refs uses 'refs/heads/' prefix (fullname) to differentiate
	250	# from tag links; this also makes possible to detect branch links
	251	if ((defined $hash_base && $hash_base =~ m!^refs/heads/(.*)$!) \|\|
	252	(defined $hash && $hash =~ m!^refs/heads/(.*)$!)) {
	253	$branch = $1;
	254	}
	255	# find log type for feed description (title)
	256	my $type = 'log';
	257	my $file_name = $c->req->param('f') \|\| $c->req->param('filename');
	258	if (defined $file_name) {
	259	$type = "history of $file_name";
	260	$type .= "/" if $c->req->param('action') eq 'tree';
	261	$type .= " on '$branch'" if (defined $branch);
	262	} else {
	263	$type = "log of $branch" if (defined $branch);
	264	}
	265
	266	$res{-title} = $type;
	267	$res{'hash'} = (defined $branch ? "refs/heads/$branch" : undef);
	268	$res{'file_name'} = $file_name;
	269
	270	return %res;
	271	}
89de6a33	272	=head2 end
	273
	274	Attempt to render a view, if needed.
	275
	276	=cut
	277
	278	sub end : ActionClass('RenderView') {}
	279
	280	=head1 AUTHOR
	281
	282	Dan Brook,,,
	283
	284	=head1 LICENSE
	285
	286	This library is free software. You can redistribute it and/or modify
	287	it under the same terms as Perl itself.
	288
	289	=cut
	290
42fe5d11	291	__PACKAGE__->meta->make_immutable;