[tgal] / mason / dhandler

%### -*-html-*-
%###
%### Main output for Trivial Gallery.
%###
%### (c) 2021 Mark Wooding
%###
%
%###----- Licensing notice --------------------------------------------------
%###
%### This file is part of Trivial Gallery.
%###
%### Trivial Gallery is free software: you can redistribute it and/or modify
%### it under the terms of the GNU Affero General Public License as
%### published by the Free Software Foundation; either version 3 of the
%### License, or (at your option) any later version.
%###
%### Trivial Gallery is distributed in the hope that it will be useful, but
%### WITHOUT ANY WARRANTY; without even the implied warranty of
%### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
%### Affero General Public License for more details.
%###
%### You should have received a copy of the GNU Affero General Public
%### License along with Trivial Gallery.  If not, see
%### <https://www.gnu.org/licenses/>.
%
%###-------------------------------------------------------------------------
<%def .html>\
% $r->content_type("text/html; charset=\"utf-8\"");
<!DOCTYPE html>
<!--
Trivial Gallery, copyright © 2021 Mark Wooding.
Free software: you can redistribute it and/or modify it under the terms
of the GNU Affero General Public License.
-->
<html>
<head>
  <meta name=viewport content="width=device-width initial-scale=1.0">
  <script type="text/javascript" src="<% "$STATICURL/tgal.js" |u %>" defer></script>
  <link rel=stylesheet type=text/css href="<% "$STATICURL/tgal.css" |u %>">
<% $head %>\
  <title><% $title %></title>
</head>
<body>
<% $m->content %>
</body>
</html>\
%
<%args>
	$title
	$head => ""
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%def .not-found>\
<&| .html, title => "Not found" &>
<h1>Not found</h1>
Failed to find &lsquo;<% $path |h %>&rsquo;.
</&>
% return 404;
%
<%args>
	$path
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%def .contact>\
<%perl>
	unless ($r->path_info =~ m!/$!)
	  { $m->redirect(join_paths($SCRIPTURL, $path) . "/"); }

	my $real = join_paths $IMGROOT, $path;
	my $url = join_paths $SCRIPTURL, $path;
	my ($dd, $ff, $ii) = listdir $real;
	my $links = "";
	my $uplink;
	if ($path eq "" || $path eq "/") { $uplink = undef; }
	else {
	  ($uplink = $path) =~ s![^/]*/$!!;
	  $links .= sprintf "  <link rel=up href=\"%s\">\n",
	    urlencode "$SCRIPTURL/$uplink";
	}
	(my $nosl = $path) =~ s!/$!!;

	my $size = "medthumb";
	my %tn;
	for my $f (@$ff)
	  { $tn{$f} = TrivGal::Image->new($path . $f->name); }
	for my $d (@$dd) {
	  my $p = join_paths $path, $d->name;
	  DIR: for (;;) {
	    my ($ddd, $fff, $iii) = listdir join_paths $IMGROOT, $p;
	    if (defined $iii) {
	      my $index = join_paths $p, $iii->name;
	      $tn{$d} = TrivGal::Image->new($index);
	      last DIR;
	    }
	    if (!@$ddd) { $tn{$d} = undef; last DIR; }
	    $p = join_paths $p, $ddd->[0]->name;
	  }
	}
</%perl>
%
<&| .html, title =>
	     "Folder " . $m->interp->apply_escapes($nosl || "[top]", "h"),
	   head => $links &>
<& .breadcrumbs, what => "Folder", path => $path &>
%
% my $note = contents "$IMGROOT/$path/.tgal-note.html";
% if (defined $note) {
<div class=note>
<% $note %>
</div>
% }
%
% if (@$dd) {
<h2>Subfolders</h2>
<div class="gallery <% $size %>">
%   for my $d (@$dd) {
  <& .thumbnail, target => $d->name, comment => $d->comment,
		 img => $tn{$d}, size => $size,
		 caption => $m->interp->apply_escapes($d->name, "h") &>\
%   }
</div>
% }
%
% if (@$ff) {
<h2>Images</h2>
<div class="gallery <% $size %>">
%   for my $f (@$ff) {
  <& .thumbnail, target => $f->name, comment => $f->comment,
		 img => $tn{$f}, size => $size,
		 caption => $m->interp->apply_escapes($f->name, "h") &>\
%   }
</div>
% }
%
<div class=fill></div>
<& .footer, path => $path &>
</&>
%
<%args>
	$path
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%def .image>\
<%perl>
	my ($dir, $base, $ext) = split_path $path;
	my $real = join_paths $IMGROOT, $path;
	my $img = TrivGal::Image->new($path);

	if (defined $scale) { $m->redirect($img->scale($scale)); }

	my $url = join_paths $IMGURL, $path;
	my $realdir = join_paths $IMGROOT, $dir;
	my $urldir = join_paths $SCRIPTURL, $dir;
	my ($dd, $ff, $ii) = listdir $realdir;
	my $vw = $img->scale("view");

	my $fi = undef;
	FILE: for (my $i = 0; $i < @$ff; $i++)
	  { if ($ff->[$i]->name eq "$base$ext") { $fi = $i; last FILE; } }
	defined $fi or die "image not found in its folder?";
	my $this = $ff->[$fi];

	my %link;
	$link{up} = "";
	if ($fi != 0) {
	  $link{first} = $ff->[0]->name;
	  $link{prev} = $ff->[$fi - 1]->name;
	}
	if ($fi != @$ff - 1) {
	  $link{last} = $ff->[-1]->name;
	  $link{next} = $ff->[$fi + 1]->name;
	}

	my $links = "";
	my $pre =
	  urlencode join_paths $SCRIPTURL, $dir;
	for my $rel (qw{up first prev next last}) {
	  exists $link{$rel} and 
	    $links .= sprintf "  <link rel=%s href=\"%s\">\n",
	      $rel, urlencode "$pre/$link{$rel}";
	}
</%perl>
%
<&| .html, title => "Image " . $m->interp->apply_escapes($path, "h"),
	   head => $links &>
<& .breadcrumbs, what => "Image", path => $path &>
% if ($this->comment) {
  <div class=comment>
    <p><% $this->comment %>
  </div>
% }
%
<div class=viewnav>
% if ($link{prev}) {
  <div class=prev><a class=prev href="<% "$pre/$link{prev}" |u %>">&lsaquo;</a></div>
% }
  <a class=view href="<% $url |h %>">
    <img src="<% $vw |h %>">
  </a>
% if ($link{next}) {
  <div class=next><a class=next href="<% "$pre/$link{next}" |u %>">&rsaquo;</a></div>
% }
</div>
%
% my %img = map { $_ => TrivGal::Image->new($dir . "/" . $_->name) } @$ff;
% for my $size (qw{smallthumb medthumb bigthumb}) {
<div class="thumbstrip <% $size %>">
%   for my $f (@$ff) {
  <& .thumbnail, target => $f->name, img => $img{$f}, size => $size,
		 caption => $m->interp->apply_escapes($f->name, "h"),
		 focus => $f eq $this &>\
%   }
</div>
% }
<& .footer, path => $dir &>
</&>
%
<%args>
	$path
	$scale => undef
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%def .breadcrumbs>\
% $path =~ s!/$!!;
% my @p = split m!/!, $path;
% my $pp = "";
% my $prev = undef;
<h1><% $what %> \
% if (!@p) {
[top]
% } else {
<a href="<% $SCRIPTURL |u %>/">[top]</a>&thinsp;/&thinsp;\
%   STEP: for my $p (@p) {
%     if (defined $prev) {
%       $pp .= "$prev/";
<a href="<% join_paths($SCRIPTURL, $pp) |u %>/">\
<% $prev %></a>&thinsp;/&thinsp;\
%     }
%     $prev = $p;
%   }
<% $prev %>\
% }
</h1>
<%args>
	$what
	$path
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%def .thumbnail>\
% my $tn;
% if (defined $img) { $tn = $img->scale($size); }
% else { $tn = "$STATICURL/folder.svg"; }
% if ($focus) {
  <figure class="thumb focusthumb <% $size %>">
    <img class="thumb <% $size %>" load=lazy src="<% $tn |h %>">
    <figcaption><span class=name><% $caption %></span></figcaption>
% } else {
  <figure class="thumb <% $size %>">
    <a class=thumb href="<% $target |u %>">
      <img class="thumb <% $size %>" load=lazy src="<% $tn |h %>">
      <figcaption>
	<span class=name><% $caption %></span>
% if (defined $comment) {
	<span class=comment><% $comment %></span>
% }
      </figcaption>
    </a>
% }
  </figure>
%
<%args>
	$target
	$img
	$size
	$caption
	$comment => undef
	$focus => 0
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%def .footer>\
<%perl>
</%perl>
<div class=footer>
  <div class=footitem>
    <a href="https://www.gnu.org/licenses/agpl-3.0.en.html"><img class=licence src="<% "$STATICURL/agpl.png" |u %>"></a>
    Trivial Gallery, copyright &copy; 2021 Mark Wooding.
    Free software: you can modify it and/or redistribute it under the
    terms of the
    <a rel=license href="https://www.gnu.org/licenses/agpl-3.0.en.html">GNU Affero
    General Public License version 3</a>.
    Browse or download the <a href="<% $SRCURL %>">source code</a>.
  </div>
% my $user =
%   find_covering_file $IMGROOT, $path, ".tgal-footer.html";
% if (defined $user) {
  <div class=footitem>
<% $user %>
  </div>
% }
</div>
<%args>
	$path
</%args>
</%def>
%
%###-------------------------------------------------------------------------
<%once>
	use autodie;
	use File::stat;

	use TrivGal;
</%once>
%
<%init>
	TrivGal->init;

	my $path = $m->dhandler_arg;
	my $st = stat "$IMGROOT/$path";
	my $comp;
	if (!$st) { $comp = ".not-found"; }
	elsif (-d $st) { $comp = ".contact"; }
	elsif (-f $st) { $comp = ".image"; }
	else { $comp = ".not-found"; }
        $r->header_out("X-AGPL-Source" => $SRCURL);
	$m->comp($comp, path => $path, %ARGS);
</%init>
%
%###----- That's all, folks -------------------------------------------------
Commit	Line	Data
6ac5dde2 MW	1	%### --html--
	2	%###
	3	%### Main output for Trivial Gallery.
	4	%###
	5	%### (c) 2021 Mark Wooding
	6	%###
	7	%
	8	%###----- Licensing notice --------------------------------------------------
	9	%###
	10	%### This file is part of Trivial Gallery.
	11	%###
	12	%### Trivial Gallery is free software: you can redistribute it and/or modify
	13	%### it under the terms of the GNU Affero General Public License as
	14	%### published by the Free Software Foundation; either version 3 of the
	15	%### License, or (at your option) any later version.
	16	%###
	17	%### Trivial Gallery is distributed in the hope that it will be useful, but
	18	%### WITHOUT ANY WARRANTY; without even the implied warranty of
	19	%### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	20	%### Affero General Public License for more details.
	21	%###
	22	%### You should have received a copy of the GNU Affero General Public
	23	%### License along with Trivial Gallery. If not, see
	24	%### <https://www.gnu.org/licenses/>.
	25	%
	26	%###-------------------------------------------------------------------------
	27	<%def .html>\
	28	% $r->content_type("text/html; charset=\"utf-8\"");
	29	<!DOCTYPE html>
	30	<!--
	31	Trivial Gallery, copyright © 2021 Mark Wooding.
	32	Free software: you can redistribute it and/or modify it under the terms
	33	of the GNU Affero General Public License.
	34	-->
	35	<html>
	36	<head>
	37	<meta name=viewport content="width=device-width initial-scale=1.0">
	38	<script type="text/javascript" src="<% "$STATICURL/tgal.js" \|u %>" defer></script>
	39	<link rel=stylesheet type=text/css href="<% "$STATICURL/tgal.css" \|u %>">
	40	<% $head %>\
	41	<title><% $title %></title>
	42	</head>
	43	<body>
	44	<% $m->content %>
	45	</body>
	46	</html>\
	47	%
	48	<%args>
	49	$title
	50	$head => ""
	51	</%args>
	52	</%def>
	53	%
	54	%###-------------------------------------------------------------------------
	55	<%def .not-found>\
	56	<&\| .html, title => "Not found" &>
	57	<h1>Not found</h1>
	58	Failed to find ‘<% $path \|h %>’.
	59	</&>
	60	% return 404;
	61	%
	62	<%args>
	63	$path
	64	</%args>
65	</%def>
66	%
67	%###-------------------------------------------------------------------------
68	<%def .contact>\
69	<%perl>
458a80b2 MW	70	unless ($r->path_info =~ m!/$!)
	71	{ $m->redirect(join_paths($SCRIPTURL, $path) . "/"); }
	72
6ac5dde2 MW	73	my $real = join_paths $IMGROOT, $path;
	74	my $url = join_paths $SCRIPTURL, $path;
	75	my ($dd, $ff, $ii) = listdir $real;
	76	my $links = "";
	77	my $uplink;
	78	if ($path eq "" \|\| $path eq "/") { $uplink = undef; }
	79	else {
	80	($uplink = $path) =~ s![^/]*/$!!;
	81	$links .= sprintf " <link rel=up href=\"%s\">\n",
	82	urlencode "$SCRIPTURL/$uplink";
	83	}
	84	(my $nosl = $path) =~ s!/$!!;
6e749fab	85
f4b90914	86	my $size = "medthumb";
6e749fab MW	87	my %tn;
	88	for my $f (@$ff)
	89	{ $tn{$f} = TrivGal::Image->new($path . $f->name); }
	90	for my $d (@$dd) {
2fe5383f MW	91	my $p = join_paths $path, $d->name;
	92	DIR: for (;;) {
	93	my ($ddd, $fff, $iii) = listdir join_paths $IMGROOT, $p;
	94	if (defined $iii) {
	95	my $index = join_paths $p, $iii->name;
	96	$tn{$d} = TrivGal::Image->new($index);
	97	last DIR;
	98	}
	99	if (!@$ddd) { $tn{$d} = undef; last DIR; }
	100	$p = join_paths $p, $ddd->[0]->name;
	101	}
6e749fab	102	}
6ac5dde2 MW	103	</%perl>
6ac5dde2 MW	104	%
3d7d20f8 MW	105	<&\| .html, title =>
3d7d20f8 MW	106	"Folder " . $m->interp->apply_escapes($nosl \|\| "[top]", "h"),
6ac5dde2 MW	107	head => $links &>
	108	<& .breadcrumbs, what => "Folder", path => $path &>
	109	%
	110	% my $note = contents "$IMGROOT/$path/.tgal-note.html";
	111	% if (defined $note) {
	112	<div class=note>
	113	<% $note %>
	114	</div>
	115	% }
	116	%
	117	% if (@$dd) {
	118	<h2>Subfolders</h2>
6e749fab	119	<div class="gallery <% $size %>">
f4b90914	120	% for my $d (@$dd) {
24f4eac3	121	<& .thumbnail, target => $d->name, comment => $d->comment,
6e749fab	122	img => $tn{$d}, size => $size,
dfdd1964	123	caption => $m->interp->apply_escapes($d->name, "h") &>\
6e749fab	124	% }
f4b90914	125	</div>
6ac5dde2 MW	126	% }
	127	%
	128	% if (@$ff) {
	129	<h2>Images</h2>
6e749fab	130	<div class="gallery <% $size %>">
f4b90914	131	% for my $f (@$ff) {
dfdd1964	132	<& .thumbnail, target => $f->name, comment => $f->comment,
f4b90914	133	img => $tn{$f}, size => $size,
dfdd1964	134	caption => $m->interp->apply_escapes($f->name, "h") &>\
6e749fab	135	% }
f4b90914	136	</div>
6ac5dde2 MW	137	% }
	138	%
	139	<div class=fill></div>
	140	<& .footer, path => $path &>
	141	</&>
	142	%
	143	<%args>
	144	$path
	145	</%args>
	146	</%def>
	147	%
	148	%###-------------------------------------------------------------------------
	149	<%def .image>\
	150	<%perl>
	151	my ($dir, $base, $ext) = split_path $path;
	152	my $real = join_paths $IMGROOT, $path;
551a3ba4	153	my $img = TrivGal::Image->new($path);
9601c4bb MW	154
	155	if (defined $scale) { $m->redirect($img->scale($scale)); }
	156
6ac5dde2 MW	157	my $url = join_paths $IMGURL, $path;
	158	my $realdir = join_paths $IMGROOT, $dir;
	159	my $urldir = join_paths $SCRIPTURL, $dir;
	160	my ($dd, $ff, $ii) = listdir $realdir;
551a3ba4	161	my $vw = $img->scale("view");
6ac5dde2 MW	162
	163	my $fi = undef;
	164	FILE: for (my $i = 0; $i < @$ff; $i++)
	165	{ if ($ff->[$i]->name eq "$base$ext") { $fi = $i; last FILE; } }
	166	defined $fi or die "image not found in its folder?";
	167	my $this = $ff->[$fi];
	168
	169	my %link;
	170	$link{up} = "";
	171	if ($fi != 0) {
	172	$link{first} = $ff->[0]->name;
	173	$link{prev} = $ff->[$fi - 1]->name;
	174	}
	175	if ($fi != @$ff - 1) {
	176	$link{last} = $ff->[-1]->name;
	177	$link{next} = $ff->[$fi + 1]->name;
	178	}
	179
	180	my $links = "";
	181	my $pre =
	182	urlencode join_paths $SCRIPTURL, $dir;
	183	for my $rel (qw{up first prev next last}) {
	184	exists $link{$rel} and
	185	$links .= sprintf " <link rel=%s href=\"%s\">\n",
	186	$rel, urlencode "$pre/$link{$rel}";
	187	}
	188	</%perl>
	189	%
	190	<&\| .html, title => "Image " . $m->interp->apply_escapes($path, "h"),
	191	head => $links &>
	192	<& .breadcrumbs, what => "Image", path => $path &>
	193	% if ($this->comment) {
	194	<div class=comment>
	195	<p><% $this->comment %>
	196	</div>
	197	% }
	198	%
	199	<div class=viewnav>
	200	% if ($link{prev}) {
	201	<div class=prev><a class=prev href="<% "$pre/$link{prev}" \|u %>">&lsaquo;</a></div>
	202	% }
	203	<a class=view href="<% $url \|h %>">
	204	<img src="<% $vw \|h %>">
	205	</a>
	206	% if ($link{next}) {
	207	<div class=next><a class=next href="<% "$pre/$link{next}" \|u %>">&rsaquo;</a></div>
	208	% }
	209	</div>
	210	%
6e749fab	211	% my %img = map { $_ => TrivGal::Image->new($dir . "/" . $_->name) } @$ff;
1408b7a2	212	% for my $size (qw{smallthumb medthumb bigthumb}) {
6e749fab MW	213	<div class="thumbstrip <% $size %>">
	214	% for my $f (@$ff) {
	215	<& .thumbnail, target => $f->name, img => $img{$f}, size => $size,
6ac5dde2	216	caption => $m->interp->apply_escapes($f->name, "h"),
62ee1c09	217	focus => $f eq $this &>\
6e749fab	218	% }
6ac5dde2	219	</div>
6e749fab	220	% }
6ac5dde2 MW	221	<& .footer, path => $dir &>
	222	</&>
	223	%
	224	<%args>
	225	$path
9601c4bb	226	$scale => undef
6ac5dde2 MW	227	</%args>
	228	</%def>
	229	%
	230	%###-------------------------------------------------------------------------
	231	<%def .breadcrumbs>\
	232	% $path =~ s!/$!!;
	233	% my @p = split m!/!, $path;
	234	% my $pp = "";
	235	% my $prev = undef;
	236	<h1><% $what %> \
	237	% if (!@p) {
	238	[top]
	239	% } else {
	240	<a href="<% $SCRIPTURL \|u %>/">[top]</a> / \
	241	% STEP: for my $p (@p) {
	242	% if (defined $prev) {
	243	% $pp .= "$prev/";
	244	<a href="<% join_paths($SCRIPTURL, $pp) \|u %>/">\
	245	<% $prev %></a> / \
	246	% }
	247	% $prev = $p;
	248	% }
	249	<% $prev %>\
	250	% }
	251	</h1>
	252	<%args>
	253	$what
	254	$path
	255	</%args>
	256	</%def>
	257	%
	258	%###-------------------------------------------------------------------------
	259	<%def .thumbnail>\
	260	% my $tn;
4e74ddf4	261	% if (defined $img) { $tn = $img->scale($size); }
6ac5dde2 MW	262	% else { $tn = "$STATICURL/folder.svg"; }
6ac5dde2 MW	263	% if ($focus) {
1408b7a2	264	<figure class="thumb focusthumb <% $size %>">
1b3d6791	265	<img class="thumb <% $size %>" load=lazy src="<% $tn \|h %>">
83bfcbc7	266	<figcaption><span class=name><% $caption %></span></figcaption>
6ac5dde2	267	% } else {
dfdd1964	268	<figure class="thumb <% $size %>">
56340849	269	<a class=thumb href="<% $target \|u %>">
1b3d6791	270	<img class="thumb <% $size %>" load=lazy src="<% $tn \|h %>">
83bfcbc7	271	<figcaption>
6ac5dde2 MW	272	<span class=name><% $caption %></span>
	273	% if (defined $comment) {
	274	<span class=comment><% $comment %></span>
	275	% }
83bfcbc7	276	</figcaption>
6ac5dde2 MW	277	</a>
6ac5dde2 MW	278	% }
83bfcbc7	279	</figure>
6ac5dde2 MW	280	%
	281	<%args>
	282	$target
	283	$img
dfdd1964	284	$size
6ac5dde2 MW	285	$caption
	286	$comment => undef
	287	$focus => 0
	288	</%args>
	289	</%def>
	290	%
	291	%###-------------------------------------------------------------------------
	292	<%def .footer>\
	293	<%perl>
	294	</%perl>
	295	<div class=footer>
	296	<div class=footitem>
	297	<a href="https://www.gnu.org/licenses/agpl-3.0.en.html"><img class=licence src="<% "$STATICURL/agpl.png" \|u %>"></a>
	298	Trivial Gallery, copyright © 2021 Mark Wooding.
	299	Free software: you can modify it and/or redistribute it under the
	300	terms of the
a54108de	301	<a rel=license href="https://www.gnu.org/licenses/agpl-3.0.en.html">GNU Affero
6ac5dde2	302	General Public License version 3</a>.
a38a867d	303	Browse or download the <a href="<% $SRCURL %>">source code</a>.
6ac5dde2 MW	304	</div>
	305	% my $user =
	306	% find_covering_file $IMGROOT, $path, ".tgal-footer.html";
	307	% if (defined $user) {
	308	<div class=footitem>
	309	<% $user %>
	310	</div>
	311	% }
	312	</div>
	313	<%args>
	314	$path
	315	</%args>
	316	</%def>
	317	%
	318	%###-------------------------------------------------------------------------
	319	<%once>
	320	use autodie;
6ac5dde2 MW	321	use File::stat;
	322
	323	use TrivGal;
	324	</%once>
	325	%
	326	<%init>
	327	TrivGal->init;
	328
	329	my $path = $m->dhandler_arg;
	330	my $st = stat "$IMGROOT/$path";
	331	my $comp;
	332	if (!$st) { $comp = ".not-found"; }
	333	elsif (-d $st) { $comp = ".contact"; }
	334	elsif (-f $st) { $comp = ".image"; }
	335	else { $comp = ".not-found"; }
ecf3c7a8	336	$r->header_out("X-AGPL-Source" => $SRCURL);
6abe8e59	337	$m->comp($comp, path => $path, %ARGS);
6ac5dde2 MW	338	</%init>
	339	%
	340	%###----- That's all, folks -------------------------------------------------