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package Frey::Web; |
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use Moose::Role; |
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|
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with 'Frey::Backtrace'; |
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|
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use Frey::Types; |
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|
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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/; |
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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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|
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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 'status' => ( |
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is => 'rw', |
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isa => 'ArrayRef[HashRef[Str]]', |
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lazy => 1, |
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default => sub { [ |
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{ 'ClassBrowser' => Frey::ClassBrowser->new( usage_on_top => 0 )->as_markup }, |
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{ 'Bookmarklets' => Frey::Bookmarklet->new->as_markup }, |
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] }, |
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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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|
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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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|
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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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|
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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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|
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=head2 inline_smaller_than |
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|
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Inline JavaScript and CSS smaller than this size into page reducing |
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round-trips to server. |
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|
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=cut |
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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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); |
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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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|
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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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|
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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 $out; |
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} |
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|
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=head2 add_head |
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|
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$o->add_head( 'path/to/external.js' ); |
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|
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my $size = $o->add_head( 'path/to/external.css' ); |
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|
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$o->add_head( '<!-- html content -->' ); |
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|
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=cut |
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|
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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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|
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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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} |
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|
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our $reload_counter = 0; |
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|
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|
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=head2 page |
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|
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$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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|
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=cut |
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|
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sub page { |
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my $self = shift; |
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my $a = {@_}; |
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|
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$reload_counter++; |
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|
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my $status_line = ''; |
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foreach my $part ( @{ $self->status } ) { |
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if ( ref($part) ne 'HASH' ) { |
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warn "part not hash ",dump( $part ) ; |
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#$self->status( $part ); |
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next; |
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} |
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foreach my $name ( keys %$part ) { |
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my $content = $part->{$name}; |
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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 $l > $self->dump_max_bytes; |
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} else { |
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$content = qq|<span>$content</span>|; |
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} |
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warn "### part [$name] = ", length( $content ), " bytes" if $self->debug; |
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$status_line .= qq|<span class="frey-popup">$name $content</span>\n|; |
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} |
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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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|
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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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|
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my $warn_colors = { |
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'#' => '#444', |
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'##' => '#888', |
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}; |
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|
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$status_line |
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.= qq|<span class="frey-popup">warn<span>| |
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. $self->editor_links( |
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join("", map { |
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warn "# $_"; |
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my $style = ''; |
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$style = $warn_colors->{$1} |
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? ' style="color:' . $warn_colors->{$1} . '"' |
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: '' |
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if m{^(#+)}; |
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qq|<tt$style>$_</tt><br/>|; # XXX <tt> should be <code> but CSS hates me |
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} $self->warnings ) |
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) |
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. qq|</span></span>| |
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if $self->warnings; |
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|
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my ($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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|
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my $right = |
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qq| |
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<span class="right"> |
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<a title="reload" href="/reload$url"><code>$url</code></a> |
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<a title="$description" href="/exit$url">$exit</a> |
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</span> |
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|; |
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|
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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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( $a->{head} || '' ), |
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qq| |
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</head><body> |
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$body |
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<div class="frey-status-line"> |
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<a href="/">Frey</a> $Frey::VERSION |
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$status_line |
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$right |
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</div> |
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</body></html> |
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|, |
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); |
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|
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warn "## >>> page ",length($html), " bytes\n" if $self->debug; |
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|
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return $html; |
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} |
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|
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=head2 editor |
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|
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Create HTML editor link with optional line and title |
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|
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my $html = $self->editor( $class, $line, $title ); |
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|
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=cut |
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|
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sub editor { |
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my ( $self, $class, $line, $title ) = @_; |
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confess "need class" unless $class; |
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$line ||= 1; |
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qq|<a target="editor" href="/editor+$class+$line"| . |
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( $title ? qq| title="$title"| : '' ) . |
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qq|>$class</a>|; |
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} |
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|
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=head2 editor_links |
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|
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Create HTML links to editor for perl error message |
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|
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my $html = $self->editor_links( $error ) |
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|
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=cut |
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|
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sub editor_links { |
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my ( $self, $error ) = @_; |
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|
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$error =~ s{at\s+(\S+)\s+line\s+(\d+)} |
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{at <a target="editor" href="/editor+$1+$2">$1</a> line $2}gsm; |
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|
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$error =~ s{(via package ")([\w:]+)(")} |
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{$1<a target="editor" href="/editor+$2+1">$2</a>$3}gsm; |
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|
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return $error; |
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} |
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|
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sub error { |
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my $self = shift; |
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my $error = join(" ", @_); |
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|
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my @backtrace = $self->backtrace; |
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$error .= "\n\t" . join( "\n\t", @backtrace ) if @backtrace; |
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|
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warn "ERROR: $error\n"; |
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return |
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qq|<pre class="frey-error">| |
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. $self->editor_links( $error ) . |
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qq|</pre>| |
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; |
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} |
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|
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1; |