175 lines
4.3 KiB
Perl
175 lines
4.3 KiB
Perl
#!/usr/bin/perl
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use strict;
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use warnings;
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use Mojolicious::Lite; # app, get, post is exported.
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use File::Basename 'basename';
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use File::Path 'mkpath';
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use Image::Magick;
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# Image base URL
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my $IMAGE_BASE = '/image-bbs/image';
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my $ORIG_DIR = '/orig';
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my $width = 640;
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my $height = 480;
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# Directory to save image files
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# (app is Mojolicious object. static is MojoX::Dispatcher::Static object)
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my $IMAGE_DIR = app->static->root . $IMAGE_BASE;
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# Create directory if not exists
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unless (-d $IMAGE_DIR) {
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mkpath $IMAGE_DIR or die "Cannot create directory: $IMAGE_DIR";
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}
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unless (-d $IMAGE_DIR.$ORIG_DIR) {
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mkpath $IMAGE_DIR.$ORIG_DIR or die "Cannot create directory: $IMAGE_DIR$ORIG_DIR";
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}
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# Display top page
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get '/' => sub {
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my $self = shift;
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# Get file names(Only base name)
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my @images = map {basename($_)} glob("$IMAGE_DIR/*.jpg $IMAGE_DIR/*.gif $IMAGE_DIR/*.png");
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# Sort by new order
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@images = sort {$b cmp $a} @images;
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# Render
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return $self->render(images => \@images, image_base => $IMAGE_BASE, orig => $ORIG_DIR);
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} => 'index';
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# Upload image file
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post '/upload' => sub {
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my $self = shift;
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# Uploaded image(Mojo::Upload object)
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my $image = $self->req->upload('image');
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# Not upload
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unless ($image) {
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return $self->render(
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template => 'error',
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message => "Upload fail. File is not specified."
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);
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}
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# Upload max size
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#my $upload_max_size = 3 * 1024 * 1024;
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# Over max size
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#if ($image->size > $upload_max_size) {
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# return $self->render(
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# template => 'error',
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# message => "Upload fail. Image size is too large."
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# );
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#}
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# Check file type
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my $image_type = $image->headers->content_type;
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my %valid_types = map {$_ => 1} qw(image/gif image/jpeg image/png);
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# Content type is wrong
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unless ($valid_types{$image_type}) {
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return $self->render(
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template => 'error',
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message => "Upload fail. Content type is wrong."
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);
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}
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# Extention
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my $exts = {'image/gif' => 'gif', 'image/jpeg' => 'jpg',
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'image/png' => 'png'};
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my $ext = $exts->{$image_type};
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# Image file
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my $filename = create_filename();
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my $image_file = "$IMAGE_DIR$ORIG_DIR/" . $filename. ".$ext";
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# If file is exists, Retry creating filename
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while(-f $image_file){
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$filename = create_filename();
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$image_file = "$IMAGE_DIR$ORIG_DIR/" . $filename . ".$ext";
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}
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# Save to file
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$image->move_to($image_file);
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$image = Image::Magick->new();
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$image->read($image_file);
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my ($ox, $oy) = $image->Get('base-columns', 'base-rows');
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if ($ox > $width ) {
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my $ny = (($oy/$ox)*$width);
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$image->Resize(geometry =>'geometry', width=>$width, height=>$ny);
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}
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$image->Write("$IMAGE_DIR/$filename.$ext");
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# Redirect to top page
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$self->redirect_to('index');
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} => 'upload';
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sub create_filename {
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# Date and time
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my ($sec, $min, $hour, $mday, $month, $year) = localtime;
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$month = $month + 1;
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$year = $year + 1900;
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# Random number(0 ~ 99999)
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my $rand_num = int(rand 100000);
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# Create file name form datatime and random number
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# (like image-20091014051023-78973)
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my $name = sprintf("image-%04s%02s%02s%02s%02s%02s-%05s",
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$year, $month, $mday, $hour, $min, $sec, $rand_num);
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return $name;
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}
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app->start;
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__DATA__
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@@ error.html.ep
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" >
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<title>Error</title>
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</head>
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<body>
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<%= $message %>
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</body>
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</html>
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@@ index.html.ep
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" >
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<title>Image BBS</title>
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</head>
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<body>
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<h1>Image BBS</h1>
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<form method="post" action="<%= url_for('upload') %>" enctype ="multipart/form-data">
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<div>
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File name
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<input type="file" name="image" >
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<input type="submit" value="Upload" >
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</div>
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</form>
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<div>
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<% foreach my $image (@$images) { %>
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<div>
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<hr>
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<div><a href='<%= "$image_base$orig/$image" %>'>Image original</a></div>
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<div>
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<img src="<%= "$image_base/$image" %>">
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</div>
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<div>
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<% } %>
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</div>
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</body>
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</html>
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