5 # Recursively create image gallery index and slideshow wrappings.
6 # Makes use of modified "slideshow" javascript by Samuel Birch
7 # http://www.phatfusion.net/slideshow/
9 # Copyright (c) 2006-2008 Eugene G. Crosser
11 # This software is provided 'as-is', without any express or implied
12 # warranty. In no event will the authors be held liable for any damages
13 # arising from the use of this software.
15 # Permission is granted to anyone to use this software for any purpose,
16 # including commercial applications, and to alter it and redistribute it
17 # freely, subject to the following restrictions:
19 # 1. The origin of this software must not be misrepresented; you must not
20 # claim that you wrote the original software. If you use this software
21 # in a product, an acknowledgment in the product documentation would be
22 # appreciated but is not required.
23 # 2. Altered source versions must be plainly marked as such, and must not be
24 # misrepresented as being the original software.
25 # 3. This notice may not be removed or altered from any source distribution.
31 use POSIX qw/getcwd strftime/;
32 use CGI qw/:html *table *Tr *td *center *div *Link/;
33 use Image::Info qw/image_info dim/;
38 binmode(STDOUT, ":utf8");
40 my $haveimagick = eval { require Image::Magick; };
41 { package Image::Magick; } # to make perl compiler happy
43 my $haverssxml = eval { require XML::RSS; };
44 { package XML::RSS; } # to make perl compiler happy
46 my @sizes = (160, 640, 1600);
48 ######################################################################
62 'asktitle'=>\$asktitle,
63 'noasktitle'=>\$noasktitle,
64 'rssfile=s'=>\$rssfile,
69 if ($rssfile && ! $haverssxml) {
70 print STDERR "You need to get XML::RSS from CPAN to use --rssfile\n";
74 my $term = new Term::ReadLine "Edit Title";
76 FsObj->new(getcwd)->iterate;
79 my $itemstodel = @{$rssobj->{'rss'}->{'items'}} - 15;
80 while ($itemstodel-- > 0) {
81 pop(@{$rssobj->{'rss'}->{'items'}})
83 $rssobj->{'rss'}->save($rssobj->{'file'});
88 print STDERR <<__END__;
90 --help: print help message and exit
91 --incpath: do not try to find .include diretory upstream, use
92 specified path (absolute or relavive). Use with causion.
93 --debug: print a lot of debugging info to stdout as you run
94 --asktitle: ask to edit album titles even if there are ".title" files
95 --noasktitle: don't ask to enter album titles even where ".title"
96 files are absent. Use partial directory names as titles.
97 --rssfile=...: build RSS feed for newly added "albums", give name of rss file
111 my $fullpath = $parent->{-fullpath}.'/'.$name;
114 -root=>$parent->{-root},
116 -fullpath=>$fullpath,
117 -inc=>'../'.$parent->{-inc},
118 -rss=>'../'.$parent->{-rss},
132 print "new $class:\n";
133 foreach my $k(keys %$self) {
134 print "\t$k\t=\t$self->{$k}\n";
141 my $fullpath=shift; # this is not a method
142 my $depth=20; # arbitrary max depth
145 return $incpath."/.include";
149 while ( ! -d $fullpath."/".$inc ) {
151 last unless ($depth-- > 0);
154 return $inc.'/'; # prefix with trailing slash
156 return 'NO-.INCLUDE-IN-PATH/'; # won't work anyway
161 my $fullpath=shift; # this is not a method
162 my $depth=20; # arbitrary max depth
164 return "" unless $rssfile;
167 while ( ! -f $fullpath."/".$rss ) {
169 last unless ($depth-- > 0);
172 $rssobj->{'file'} = $rss;
173 $rssobj->{'rss'} = new XML::RSS (version=>2);
174 $rssobj->{'rss'}->parsefile($rss);
177 print STDERR "There is no $rssfile in this or parent ".
178 "directories, you must create one with mkgalrss.pl\n";
185 my $fullpath .= $self->{-fullpath};
186 print "iterate in dir $fullpath\n" if ($debug);
192 unless (opendir($D,$fullpath)) {
193 warn "cannot opendir $fullpath: $!";
196 while (my $de = readdir($D)) {
197 next if ($de =~ /^\./);
198 my $child = $self->new($de);
199 my @stat = stat($child->{-fullpath});
200 $youngest = $stat[9] if ($youngest < $stat[9]);
202 push(@rdirlist,$child);
203 } elsif ($child->isimg) {
204 push(@rimglist,$child);
208 my @dirlist = sort {$a->{-base} cmp $b->{-base}} @rdirlist;
209 undef @rdirlist; # inplace sorting would be handy here
210 my @imglist = sort {$a->{-base} cmp $b->{-base}} @rimglist;
211 undef @rimglist; # optimize away unsorted versions
212 $self->{-firstimg} = $imglist[0];
214 print "Dir: $self->{-fullpath}\n" if ($debug);
216 # 1. first of all, fill title for this directory and create hidden subdirs
220 # 2. recurse into subdirectories to get their titles filled
221 # before we start writing out subalbum list
223 foreach my $dir(@dirlist) {
227 # 3. iterate through images to build cross-links,
230 foreach my $img(@imglist) {
231 # list-linking must be done before generating
232 # aux html because aux pages rely on prev/next refs
234 $previmg->{-nextimg} = $img;
235 $img->{-previmg} = $previmg;
240 # 4. create scaled versions and aux html pages
242 foreach my $img(@imglist) {
243 # scaled versions must be generated before aux html
244 # and main image index because they both rely on
245 # refs to scaled images and they may be just original
246 # images, this is not known before we try scaling.
248 # finally, make aux html pages
252 # no need to go beyond this point if the directory timestamp did not
253 # change since we built index.html file last time.
255 my @istat = stat($self->{-fullpath}.'/index.html');
256 return unless ($youngest > $istat[9]);
258 # 5. start building index.html for the directory
262 # 6. iterate through subdirectories to build subalbums list
266 foreach my $dir(@dirlist) {
272 # 7. iterate through images to build thumb list
276 foreach my $img(@imglist) {
277 print "Img: $img->{-fullpath}\n" if ($debug);
283 # 8. comlplete building index.html for the directory
290 return ( -d $self->{-fullpath} );
295 my $fullpath = $self->{-fullpath};
296 return 0 unless ( -f $fullpath );
297 my $info = image_info($fullpath);
298 if (my $error = $info->{error}) {
299 if (($error !~ "Unrecognized file format") &&
300 ($error !~ "Can't read head")) {
301 warn "File \"$fullpath\": $error\n";
306 tryapp12($info) unless ($info->{'ExifVersion'});
309 $self->{-info} = $info;
314 my $info = shift; # this is not a method
316 # dirty hack to take care of Image::Info parser strangeness
317 foreach my $k(keys %$info) {
318 $app12=substr($k,6).$info->{$k} if ($k =~ /^App12-/);
320 return unless ($app12); # bad luck
322 foreach my $ln(split /[\r\n]+/,$app12) {
323 $ln =~ s/[[:^print:]\000]/ /g;
324 unless ($seenfirstline) {
329 my ($k,$v)=split /=/,$ln,2;
330 if ($k eq 'TimeDate') {
331 $info->{'DateTime'} =
332 strftime("%Y:%m:%d %H:%M:%S", localtime($v))
334 } elsif ($k eq 'Shutter') {
335 $info->{'ExposureTime'} = '1/'.int(1000000/$v+.5);
336 } elsif ($k eq 'Flash') {
337 $info->{'Flash'} = $v?'Flash fired':'Flash did not fire';
338 } elsif ($k eq 'Type') {
339 $info->{'Model'} = $v;
340 } elsif ($k eq 'Version') {
341 $info->{'Software'} = $v;
342 } elsif ($k eq 'Fnumber') {
343 $info->{'FNumber'} = $v;
350 my $fullpath = $self->{-fullpath};
351 for my $subdir(@sizes, 'html') {
352 my $tdir=sprintf "%s/.%s",$self->{-fullpath},$subdir;
353 mkdir($tdir,0755) unless ( -d $tdir );
360 my $fullpath = $self->{-fullpath};
363 if (open($T,'<'.$fullpath.'/.title')) {
365 $title =~ s/[\r\n]*$//;
368 if ($asktitle || (!$title && !$noasktitle)) {
369 my $prompt = $self->{-base};
370 $prompt = '/' unless ($prompt);
371 my $OUT = $term->OUT || \*STDOUT;
372 print $OUT "Enter title for $fullpath\n";
373 $title = $term->readline($prompt.' >',$title);
374 $term->addhistory($title) if ($title);
375 if (open($T,'>'.$fullpath.'/.title')) {
376 print $T $title,"\n";
381 $title=substr($fullpath,length($self->{-root}));
383 $self->{-title}=$title;
384 print "title in $fullpath is $title\n" if ($debug);
389 my $fn = $self->{-fullpath};
390 my $name = $self->{-base};
391 my $dn = $self->{-parent}->{-fullpath};
392 my ($w, $h) = dim($self->{-info});
393 my $max = ($w > $h)?$w:$h;
395 foreach my $size(@sizes) {
396 my $nref = '.'.$size.'/'.$name;
397 my $nfn = $dn.'/'.$nref;
398 my $factor=$size/$max;
400 $self->{$size}->{'url'} = $name; # unscaled version
401 $self->{$size}->{'dim'} = [$w, $h];
403 $self->{$size}->{'url'} = $nref;
404 $self->{$size}->{'dim'} = [$w*$factor, $h*$factor];
405 if (isnewer($fn,$nfn)) {
406 doscaling($fn,$nfn,$factor,$w,$h);
413 my ($fn1,$fn2) = @_; # this is not a method
414 my @stat1=stat($fn1);
415 my @stat2=stat($fn2);
416 return (!@stat2 || ($stat1[9] > $stat2[9]));
417 # true if $fn2 is absent or is older than $fn1
421 my ($src,$dest,$factor,$w,$h) = @_; # this is not a method
425 my $im = new Image::Magick;
426 print "doscaling $src -> $dest by $factor\n" if ($debug);
427 if ($err = $im->Read($src)) {
428 warn "ImageMagick: read \"$src\": $err";
430 $im->Scale(width=>$w*$factor,height=>$h*$factor);
431 $err=$im->Write($dest);
432 warn "ImageMagick: write \"$dest\": $err" if ($err);
436 if ($err) { # fallback to command-line tools
437 system("djpeg \"$src\" | pnmscale \"$factor\" | cjpeg >\"$dest\"");
443 my $name = $self->{-base};
444 my $dn = $self->{-parent}->{-fullpath};
445 my $pref = $self->{-previmg}->{-base};
446 my $nref = $self->{-nextimg}->{-base};
447 my $inc = $self->{-inc};
448 my $title = $self->{-info}->{'Comment'};
449 $title = $name unless ($title);
451 print "slide: \"$title\": \"$pref\"->\"$name\"->\"$nref\"\n" if ($debug);
454 for my $refresh('static', 'slide') {
455 my $fn = sprintf("%s/.html/%s-%s.html",$dn,$name,$refresh);
456 if (isnewer($self->{-fullpath},$fn)) {
457 my $imgsrc = '../'.$self->{$sizes[1]};
461 $fwdref = sprintf("%s-%s.html",$nref,$refresh);
463 $fwdref = '../index.html';
466 $bakref = sprintf("%s-%s.html",$pref,$refresh);
468 $bakref = '../index.html';
472 if ($refresh eq 'slide') {
473 $toggleref=sprintf("%s-static.html",$name);
474 $toggletext = 'Stop!';
476 $toggleref=sprintf("%s-slide.html",$name);
477 $toggletext = 'Play->';
480 unless (open($F,'>'.$fn)) {
481 warn "cannot open \"$fn\": $!";
484 binmode($F, ":utf8");
485 if ($refresh eq 'slide') {
490 -head=>meta({-http_equiv=>'Refresh',
491 -content=>"3; url=$fwdref"}),
492 -style=>{-src=>$inc."gallery.css"},
496 print $F start_html(-title=>$title,
499 -style=>{-src=>$inc."gallery.css"},
502 print $F start_center,"\n",
504 start_table({-class=>'navi'}),start_Tr,"\n",
505 td(a({-href=>"../index.html"},"Index")),"\n",
506 td(a({-href=>$bakref},"<<Prev")),"\n",
507 td(a({-href=>$toggleref},$toggletext)),"\n",
508 td(a({-href=>$fwdref},"Next>>")),"\n",
511 table({-class=>'picframe'},
512 Tr(td(img({-src=>$imgsrc})))),"\n",
520 my $fn = sprintf("%s/.html/%s-info.html",$dn,$name);
521 if (isnewer($self->{-fullpath},$fn)) {
523 unless (open($F,'>'.$fn)) {
524 warn "cannot open \"$fn\": $!";
527 my $imgsrc = sprintf("../.%s/%s",$sizes[0],$name);
528 print $F start_html(-title=>$title,
530 -style=>{-src=>$inc."gallery.css"},),"\n",
533 table({-class=>'ipage'},
534 Tr(td(img({-src=>$imgsrc})),
535 td($self->infotable))),
536 a({-href=>'../index.html'},'Index'),"\n",
545 my $fn = $self->{-fullpath}.'/index.html';
546 my $block = $self->{-fullpath}.'/.noindex';
547 $fn = '/dev/null' if ( -f $block );
549 unless (open($IND,'>'.$fn)) {
550 warn "cannot open $fn: $!";
553 binmode($IND, ":utf8");
554 $self->{-IND} = $IND;
556 my $inc = $self->{-inc};
557 my $title = $self->{-title};
560 $rsslink=Link({-rel=>'alternate',
561 -type=>'application/rss+xml',
563 -href=>$self->{-rss}});
565 print $IND start_html(-title => $title,
568 -style=>{-src=>$inc."gallery.css"},
570 {-src=>$inc."mootools.js"},
571 {-src=>$inc."urlparser.js"},
572 {-src=>$inc."slideshow.js"},
573 {-src=>$inc."gallery.js"},
574 {-code=>"var incPrefix='$inc';"}
576 a({-href=>"../index.html"},"UP"),"\n",
584 my $IND = $self->{-IND};
586 print $IND end_center,end_html,"\n";
588 close($IND) if ($IND);
591 my $rsstitle=sprintf "%s [%d images, %d subalbums]",
595 my $rsslink=$rssobj->{'rss'}->channel('link')."index.html";
596 $rssobj->{'rss'}->add_item(
597 title => $self->{-title},
599 description => $rsstitle,
606 my $IND = $self->{-IND};
608 print $IND h2("Albums"),"\n",start_table,"\n";
613 my $IND = $self->{-parent}->{-IND};
614 my $name = $self->{-base};
615 my $title = $self->{-title};
617 $self->{-parent}->{-numofsubs}++;
618 print $IND Tr(td(a({-href=>$name.'/index.html'},$name)),
619 td(a({-href=>$name.'/index.html'},$title))),"\n";
624 my $IND = $self->{-IND};
626 print $IND end_table,"\n",br({-clear=>'all'}),hr,"\n\n";
631 my $IND = $self->{-IND};
632 my $first = $self->{-firstimg}->{-base};
633 my $slideref = sprintf(".html/%s-slide.html",$first);
635 print $IND h2("Images"),"\n",
637 -onClick=>"return run_slideshow(-1);"},
639 start_div({-id=>"slideshowWindow",-class=>"slideshowWindow"}),
640 div({-id=>"slideshowContainer",
641 -class=>"slideshowContainer"},""),
642 start_div({-id=>"slideshowControls",
643 -class=>"slideshowControls"}),
644 a({-href=>"#",-onClick=>"show.previous();return false;"},
646 a({-href=>"#",-onClick=>"show.play();return false;"},
648 a({-href=>"#",-onClick=>"show.stop();return false;"},
650 a({-href=>"#",-onClick=>"show.next();return false;"},
652 a({-href=>"#",-onClick=>"stop_slideshow();return false;"},
661 my $IND = $self->{-parent}->{-IND};
662 my $name = $self->{-base};
663 my $title = $self->{-info}->{'Comment'};
664 $title = $name unless ($title);
665 my $thumb = $self->{$sizes[0]}->{'url'};
666 my $info = $self->{-info};
667 my ($w, $h) = dim($info);
669 my $i=0+$self->{-parent}->{-numofimgs};
670 $self->{-parent}->{-numofimgs}++;
671 print $IND start_div({-class=>'ibox',-id=>$name,
672 -OnClick=>"HideIbox('$name');"}),"\n",
673 start_div({-class=>'iboxtitle'}),
674 span({-style=>'float: left;'},b("Info for $name")),
675 span({-style=>'float: right;'},
676 a({-href=>"#",-OnClick=>"HideIbox('$name');"},"Close")),
677 br({-clear=>'all'}),"\n",
682 print $IND a({-name=>$i}),"\n",
683 start_table({-class=>'slide'}),start_Tr,start_td,"\n",
684 div({-class=>'slidetitle',-id=>$name},
685 a({-href=>".html/$name-info.html",
686 -title=>'Image Info',
687 -onClick=>"return showIbox('$name');"},
689 div({-class=>'slideimage',-id=>$name},
690 a({-href=>".html/$name-static.html",-title=>$title,
692 -OnClick=>"return run_slideshow(".$i.");"},
693 img({-src=>$thumb}))),"\n",
694 start_div({-class=>'varimages',-id=>$i});
695 foreach my $sz(@sizes) {
696 my $src=$self->{$sz}->{'url'};
697 my $w=$self->{$sz}->{'dim'}->[0];
698 my $h=$self->{$sz}->{'dim'}->[1];
699 print $IND a({-href=>$src,-style=>"display: none;",
700 -class=>($sz == 640)?"slideshowThumbnail":"",
701 -title=>"Reduced to ".$w."x".$h},
704 print $IND a({-href=>$name,
705 -title=>'Original'},$w."x".$h),
707 end_td,end_Tr,end_table,"\n";
712 my $IND = $self->{-IND};
714 print $IND br({-clear=>'all'}),hr,"\n\n";
719 my $info = $self->{-info};
736 $msg.=start_table({-class=>'infotable'})."\n";
737 foreach my $k(@infokeys) {
738 $msg.=Tr(td($k.":"),td($info->{$k}))."\n" if ($info->{$k});
740 $msg.=end_table."\n";