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package Frey::Web; |
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use Moose::Role; |
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with 'Frey::Backtrace'; |
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use Frey::Types; |
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use Continuity::Widget::DomNode; |
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use Data::Dump qw/dump/; |
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use Carp qw/confess cluck/; |
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use File::Slurp; |
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|
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use Frey::Bookmarklet; |
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use Frey::ClassBrowser; |
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use Frey::SVK; |
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|
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has 'head' => ( |
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is => 'rw', |
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isa => 'ArrayRef[Str]', |
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default => sub { [ 'static/frey.css' ] }, |
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); |
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|
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has 'request_url' => ( |
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is => 'rw', |
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isa => 'Uri', coerce => 1, |
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default => '/', |
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); |
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has 'title' => ( |
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is => 'rw', |
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isa => 'Str', |
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lazy => 1, |
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default => sub { |
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my ($self) = @_; |
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ref($self); |
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}, |
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); |
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has 'content_type' => ( |
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is => 'rw', |
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isa => 'Str', |
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default => 'text/html', |
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documentation => 'Content-type header', |
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); |
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has 'dump_max_bytes' => ( |
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is => 'rw', |
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isa => 'Int', |
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default => 4096, |
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documentation => 'Maximum dump size sent to browser before truncation', |
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); |
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has 'inline_smaller_than' => ( |
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is => 'rw', |
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isa => 'Int', |
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default => 10240, |
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documentation => 'Inline JavaScript and CSS to reduce round-trips', |
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); |
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|
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has 'chop_warning' => ( |
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is => 'rw', |
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isa => 'Int', |
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default => 80, |
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documentation => 'Crop lines longer', |
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); |
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my %escape = ('<'=>'<', '>'=>'>', '&'=>'&', '"'=>'"'); |
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my $escape_re = join '|' => keys %escape; |
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sub html_escape { |
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my ( $self, $html ) = @_; |
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$html =~ s/($escape_re)/$escape{$1}/g; |
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return $html; |
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} |
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sub html_dump { |
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my $self = shift; |
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$self->html_escape( dump( @_ ) ); |
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} |
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sub dom2html { |
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# warn "## dom2html ",dump( @_ ); |
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return Continuity::Widget::DomNode->create( @_ )->to_string; |
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} |
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sub _inline_path { |
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my ( $self, $path ) = @_; |
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-s $path < $self->inline_smaller_than; |
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} |
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sub _head_html { |
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my $self = shift; |
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my $out = ''; |
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foreach my $path ( @{ $self->head } ) { |
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$path =~ s!^/!!; |
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if ( $path =~ m/\.js$/ ) { |
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$out .= $self->_inline_path( $path ) ? |
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qq|<!-- $path --><script type="text/javascript">\n| . read_file($path) . qq|\n</script>| : |
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qq|<script type="text/javascript" src="/$path"></script>|; |
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} elsif ( $path =~ m/\.css$/ ) { |
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$out .= $self->_inline_path( $path ) ? |
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qq|<!-- $path --><style type="text/css">\n| . read_file( $path ) . qq|\n</style>| : |
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qq|<link type="text/css" rel="stylesheet" href="/$path" media="screen">|; |
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} elsif ( $path =~ m{<.+>}s ) { |
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$out .= $path; |
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} else { |
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confess "don't know how to render $path"; |
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} |
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$out .= "\n"; |
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} |
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return $out; |
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} |
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=head2 add_head |
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$o->add_head( 'path/to/external.js' ); |
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my $size = $o->add_head( 'path/to/external.css' ); |
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$o->add_head( '<!-- html content -->' ); |
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=cut |
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sub add_head { |
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my ( $self, $path ) = @_; |
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return if ! defined $path || $path eq ''; |
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$path =~ s!^/!!; |
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if ( $path =~ m{<.*>}s ) { |
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push @{ $self->head }, $path; |
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} elsif ( -e $path ) { |
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if ( $path =~ m/\.(?:js|css)$/ ) { |
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push @{ $self->head }, $path; |
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} else { |
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confess "can't add_head( $path ) it's not js or css"; |
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} |
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return -s $path; |
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} else { |
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confess "can't find $path: $!"; |
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} |
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} |
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our $reload_counter = 0; |
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=head2 page |
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$self->page( |
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title => 'page title', |
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head => '<!-- optional head markup -->', |
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body => '<b>Page Body</b>', |
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); |
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=cut |
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our @status; |
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sub status { @status }; |
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our $icon_html; |
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sub popup { |
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my ( $self, $name, $content, $full ) = @_; |
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if ( ref($content) ) { |
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$content = '<code>' . dump($content) . '</code>'; |
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my $l = length($content); |
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$content = qq|<span>$l bytes</span>| if ! $full && $l > $self->dump_max_bytes; |
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} else { |
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$content = qq|<span>$content</span>|; |
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} |
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warn "## popup [$name] = ", length( $content ), " bytes" if $self->debug; |
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return qq|<span class="frey-popup">$name $content</span>\n|; |
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} |
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sub page { |
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my $self = shift; |
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my $a = {@_}; |
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warn "## page ",dump($a); |
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$reload_counter++; |
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my $status_line = ''; |
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|
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unshift @status, { 'ClassBrowser' => Frey::ClassBrowser->new( usage_on_top => 0 )->as_markup }; |
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# unshift @status, { 'Bookmarklets' => Frey::Bookmarklet->new->as_markup }; |
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|
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foreach my $part ( @status ) { |
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foreach my $name ( keys %$part ) { |
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$status_line .= $self->popup( $name, $part->{$name} ); |
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} |
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} |
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my $url = $self->request_url; |
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$url =~ s{\?reload=\d+}{}; |
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my $body = $a->{body}; |
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$body ||= $self->as_markup if $self->can('as_markup'); |
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if ( $self->content_type !~ m{html} ) { |
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warn "# return only $self body ", $self->content_type; |
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return $body |
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} elsif ( ! defined $body ) { |
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warn "# no body"; |
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$body = '<!-- no body -->'; |
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} |
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$status_line .= $self->warnings_html; |
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$status_line .= $self->popup( INC => { %INC }, 1 ); |
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my ($exit,$description) = ('exit','stop server'); |
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($exit,$description) = ('restart','restart server') |
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if $ENV{FREY_RESTART}; # tune labels on exit link |
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my $right = |
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qq| |
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<span class="right"> |
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<a title="reload $url" href="/reload$url">reload</a> |
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<a title="$description" href="/exit$url">$exit</a> |
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</span> |
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|; |
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my $info = Frey::SVK->info; |
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my $revision = Frey::SVK->info->{Revision} || ''; |
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$revision = $1 if $info->{'Mirrored From'} =~ m{Rev\.\s+(\d+)}; |
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|
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$self->add_icon unless $icon_html; |
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|
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my $html = join("\n", |
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qq|<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"><html><head>|, |
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$self->_head_html, |
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'<title>' . ( $self->title || $a->{title} || ref($self) ) . '</title>', |
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'<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">', |
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( $icon_html || '<!-- no icon -->' ), |
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( $a->{head} || '' ), |
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qq| |
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</head><body> |
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$body |
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<div class="frey-status-line"> |
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<a href="/">Frey</a> $Frey::VERSION $revision |
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$status_line |
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$right |
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</div> |
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</body></html> |
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|, |
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); |
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dpavlin |
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|
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warn "## >>> page ",length($html), " bytes\n" if $self->debug; |
251 |
dpavlin |
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|
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dpavlin |
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return $html; |
253 |
dpavlin |
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} |
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255 |
dpavlin |
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=head2 editor |
256 |
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257 |
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Create HTML editor link with optional line and title |
258 |
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259 |
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my $html = $self->editor( $class, $line, $title ); |
260 |
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=cut |
262 |
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263 |
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sub editor { |
264 |
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my ( $self, $class, $line, $title ) = @_; |
265 |
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confess "need class" unless $class; |
266 |
dpavlin |
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if ( ! defined $title ) { |
267 |
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$title = "edit $class"; |
268 |
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$title .= " line $line" if $line; |
269 |
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} |
270 |
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$line ||= 1; |
271 |
dpavlin |
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qq|<a target="editor" href="/editor+$class+$line"| . |
272 |
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( $title ? qq| title="$title"| : '' ) . |
273 |
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qq|>$class</a>|; |
274 |
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} |
275 |
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276 |
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=head2 editor_links |
277 |
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278 |
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Create HTML links to editor for perl error message |
279 |
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280 |
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my $html = $self->editor_links( $error ) |
281 |
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282 |
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=cut |
283 |
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284 |
dpavlin |
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sub editor_links { |
285 |
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my ( $self, $error ) = @_; |
286 |
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287 |
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$error =~ s{at\s+(\S+)\s+line\s+(\d+)} |
288 |
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{at <a target="editor" href="/editor+$1+$2">$1</a> line $2}gsm; |
289 |
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290 |
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$error =~ s{(via package ")([\w:]+)(")} |
291 |
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{$1<a target="editor" href="/editor+$2+1">$2</a>$3}gsm; |
292 |
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293 |
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return $error; |
294 |
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} |
295 |
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296 |
dpavlin |
350 |
sub error { |
297 |
dpavlin |
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my $self = shift; |
298 |
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my $error = join(" ", @_); |
299 |
dpavlin |
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|
300 |
dpavlin |
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my @backtrace = $self->backtrace; |
301 |
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$error .= "\n\t" . join( "\n\t", @backtrace ) if @backtrace; |
302 |
dpavlin |
460 |
|
303 |
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warn "ERROR: $error\n"; |
304 |
dpavlin |
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return |
305 |
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qq|<pre class="frey-error">| |
306 |
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. $self->editor_links( $error ) . |
307 |
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qq|</pre>| |
308 |
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; |
309 |
dpavlin |
350 |
} |
310 |
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|
311 |
dpavlin |
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sub add_status { |
312 |
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my ( $self, $data ) = @_; |
313 |
dpavlin |
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push @status, $data; |
314 |
dpavlin |
507 |
} |
315 |
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|
316 |
dpavlin |
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sub clean_status { |
317 |
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@status = (); |
318 |
dpavlin |
527 |
$icon_html = ''; |
319 |
dpavlin |
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} |
320 |
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321 |
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sub status_parts { |
322 |
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warn "## status parts ", dump( map { keys %$_ } @status ); |
323 |
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} |
324 |
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325 |
dpavlin |
518 |
sub DEMOLISH { |
326 |
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my ( $self ) = @_; |
327 |
dpavlin |
529 |
warn "## $self DEMOLISH status ", $#status + 1, " elements ", dump( map { keys %$_ } @status ) if @status; |
328 |
dpavlin |
518 |
} |
329 |
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330 |
dpavlin |
527 |
=head2 add_icon |
331 |
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332 |
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Frey::Foo->add_icon; # /static/icons/Frey/Foo.png |
333 |
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Frey::Foo->add_icon('warning'); # /static/icons/Frey/Foo/warning.png |
334 |
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335 |
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=cut |
336 |
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|
337 |
dpavlin |
529 |
sub icon_path { |
338 |
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my ($self,$class,$variant) = @_; |
339 |
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my $icon = $class; |
340 |
dpavlin |
524 |
$icon =~ s{::}{/}g; |
341 |
dpavlin |
529 |
$icon .= "/$variant" if $variant; |
342 |
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my $path = 'static/icons/' . $icon . '.png'; |
343 |
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if ( -e $path ) { |
344 |
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warn "# $class from $self icon_path $path"; |
345 |
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return $path; |
346 |
|
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} else { |
347 |
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warn "TODO: add $path icon for $class"; |
348 |
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return undef; |
349 |
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} |
350 |
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} |
351 |
dpavlin |
524 |
|
352 |
dpavlin |
529 |
sub add_icon { |
353 |
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my ($self,$variant) = @_; |
354 |
dpavlin |
524 |
|
355 |
dpavlin |
529 |
my $class = ref($self); |
356 |
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$class = $self->class if $self->can('class'); |
357 |
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my $icon_path = $self->icon_path( $class, $variant ) || return; |
358 |
dpavlin |
524 |
|
359 |
dpavlin |
529 |
$icon_html .= qq|<link rel="icon" type="image/png" href="/$icon_path">|; |
360 |
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warn "# using icon $icon_path"; |
361 |
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|
362 |
dpavlin |
527 |
=for later |
363 |
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|
364 |
dpavlin |
529 |
# FIXME http://en.wikipedia.org/wiki/Favicon suggest just rel="icon" but that doesn't seem to work! |
365 |
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my $ico_path = $icon_path; |
366 |
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$ico_path =~ s{png$}{ico}; |
367 |
|
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if ( ! -e $ico_path ) { |
368 |
|
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system "convert $icon_path $ico_path"; |
369 |
|
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warn "# convert $icon_path $ico_path : $@"; |
370 |
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} |
371 |
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$icon_html .= qq|<link rel="shortcut icon" type="image/x-icon" href="/$ico_path">| if -e $ico_path; |
372 |
dpavlin |
524 |
|
373 |
dpavlin |
527 |
=cut |
374 |
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|
375 |
dpavlin |
524 |
} |
376 |
|
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|
377 |
dpavlin |
532 |
my $warn_colors = { |
378 |
|
|
'#' => '#444', |
379 |
|
|
'##' => '#888', |
380 |
|
|
}; |
381 |
|
|
|
382 |
|
|
my $multiline_markers = { |
383 |
dpavlin |
535 |
'(' => ')', |
384 |
dpavlin |
532 |
'{' => '}', |
385 |
dpavlin |
535 |
'[' => ']', |
386 |
dpavlin |
532 |
'"' => '"', |
387 |
|
|
}; |
388 |
|
|
|
389 |
|
|
my $multiline_re = '[\\' . join('\\', keys %$multiline_markers ) . ']'; |
390 |
|
|
warn "## multiline markers ", dump( $multiline_markers ), " -> $multiline_re"; |
391 |
|
|
|
392 |
|
|
sub log_path { |
393 |
|
|
$Frey::Bootstrap::log_path || warn "no log_path?"; |
394 |
|
|
} |
395 |
|
|
|
396 |
|
|
sub warnings_html { |
397 |
|
|
my ($self,$level) = shift; |
398 |
dpavlin |
535 |
$level ||= $self->debug, |
399 |
dpavlin |
532 |
my $path = $self->log_path; |
400 |
|
|
|
401 |
|
|
my $warnings; |
402 |
|
|
my $line = 0; |
403 |
|
|
my $multiline_end; |
404 |
|
|
|
405 |
|
|
open(my $log, '<', $path) || die "can't open $path: $!"; |
406 |
|
|
while(<$log>) { |
407 |
|
|
chomp; |
408 |
|
|
$line++; |
409 |
|
|
|
410 |
|
|
my $style = ''; |
411 |
|
|
|
412 |
dpavlin |
535 |
if ( $multiline_end ) { |
413 |
|
|
if ( m{^\Q$multiline_end\E} || m{^\s.+\Q$multiline_end\E;$} ) { |
414 |
dpavlin |
537 |
# warn "## $line end of $multiline_end in '$_'\n"; |
415 |
dpavlin |
535 |
undef $multiline_end; |
416 |
|
|
} else { |
417 |
dpavlin |
537 |
# warn "## $line skipped\n"; |
418 |
dpavlin |
535 |
} |
419 |
|
|
} elsif ( m{^(#*)\s+} ) { |
420 |
dpavlin |
532 |
my $l = $1 ? length($1) : 0; |
421 |
dpavlin |
535 |
if ( $l > $level ) { |
422 |
|
|
undef $multiline_end; |
423 |
|
|
$multiline_end = $multiline_markers->{$1} if m{($multiline_re)$}; |
424 |
dpavlin |
537 |
# warn "## $line start $1 .. $multiline_end level $l > $level for '$_'\n" if $multiline_end; |
425 |
dpavlin |
535 |
next; |
426 |
|
|
} |
427 |
dpavlin |
532 |
|
428 |
|
|
$style = $warn_colors->{$1} |
429 |
|
|
? ' style="color:' . $warn_colors->{$1} . '"' |
430 |
|
|
: ''; |
431 |
|
|
|
432 |
dpavlin |
535 |
my $msg = $self->html_escape( $_ ); |
433 |
|
|
my $spacer = ' '; |
434 |
|
|
if ( length($msg) > $self->chop_warning ) { |
435 |
|
|
$msg = substr( $msg, 0, $self->chop_warning ); |
436 |
|
|
$spacer = '…' |
437 |
|
|
} |
438 |
|
|
$msg =~ s{^\s}{ }g; |
439 |
|
|
$warnings .= qq|<tt$style>$msg</tt>$spacer<small><a target="editor" href="/editor+$path+$line">+$line</a></small><br/>|; |
440 |
dpavlin |
532 |
# FIXME <tt> should be <code> but CSS hates me |
441 |
|
|
} |
442 |
|
|
} |
443 |
|
|
close($log) || die "can't close $path: $!"; |
444 |
|
|
|
445 |
|
|
return |
446 |
|
|
qq|<span class="frey-popup"><a target="editor" href="/editor+$path+$line" title="open $path level $level">warn</a><span>| |
447 |
|
|
. $self->editor_links( $warnings ) |
448 |
|
|
. qq|</span></span>| |
449 |
|
|
; |
450 |
|
|
} |
451 |
|
|
|
452 |
dpavlin |
100 |
1; |