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package Frey::Shell::Grep; |
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use Moose; |
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|
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extends 'Frey'; |
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with 'Frey::Web'; |
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|
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use English; |
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|
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has pattern => ( |
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documentation => 'grep pattern', |
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is => 'rw', |
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isa => 'Str', |
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required => 1, |
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default => 'FIXME', |
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); |
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|
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has path => ( |
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documentation => 'path(s) to grep', |
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is => 'rw', |
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isa => 'Str', |
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required => 1, |
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default => 'lib/ t/ etc/', |
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); |
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|
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has _grep_command => ( |
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documentation => 'executed grep command', |
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is => 'rw', |
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isa => 'Str', |
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); |
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|
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has results_as_data => ( |
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is => 'rw', |
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isa => 'ArrayRef[HashRef]', |
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lazy => 1, |
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default => |
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sub { |
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|
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my ($self) = @_; |
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|
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my $patt = $self->pattern; |
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my $opt = ''; |
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$opt = '--' if $patt =~ m{^-}; |
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|
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if ( $patt =~ m{'} ) { |
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$patt = qq|"$patt"|; |
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} else { |
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$patt = qq|'$patt'|; |
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} |
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|
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my $cmd = qq|grep -rn $opt $patt | . $self->path; |
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warn "# $cmd"; |
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$self->_grep_command( $cmd ); |
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|
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my @results; |
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|
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open(my $fh, '-|', $cmd) || die "can't open pipe to $cmd $!"; |
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while(<$fh>) { |
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my ( $path, $line, $text ) = split(/:/,$_,3); |
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if ( ! $line ) { |
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push @results, { text => $path }; |
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} else { |
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push @results, { path => $path, line => $line, text => $text }; |
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} |
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} |
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|
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if ( $INPUT_LINE_NUMBER > 0 ) { # closing pipe grep output results in error |
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close($fh) || die "can't close pipe to $cmd $!"; |
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} |
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|
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# warn "# ", $self->dump( @results ); |
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|
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return \@results; |
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}); |
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|
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sub as_markup { |
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my $self = shift; |
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my $callback = {@_}; |
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|
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warn "# callbacks: ",$self->dump( $callback ) if $callback; |
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|
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my $patt = $self->pattern; |
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$self->title( $patt ); |
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|
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$self->add_css(qq| |
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dt.p { |
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color: #888; |
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white-space: pre-wrap; |
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font-family: monospace; |
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margin-top: 1em; |
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} |
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dd a { |
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float: left; |
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width: 3em; |
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} |
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dd code b { |
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background-color: #ff8; |
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} |
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|); |
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|
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my $html; |
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my $last_path = ''; |
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|
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foreach my $result ( @{ $self->results_as_data } ) { |
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|
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warn $self->dump( $result ) if $self->debug; |
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|
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my $text = $result->{text} || die "no text"; |
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|
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if ( my $path = $result->{path} ) { |
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my $line = $result->{line} || die "no line"; |
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if ( $path ne $last_path ) { |
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$html .= qq|<dt class="p">$path</dt>|; |
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} |
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if ( my $dd = $callback->{dd} ) { |
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$html .= $dd->( $patt, $path, $line, $text ); |
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} else { |
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$text = $self->html_escape( $text ); |
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$text =~ s{(\Q$patt\E)}{<b>$1</b>}; |
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$html .= qq|<dd><a target="editor" href="/editor+$path+$line">$line</a> <code>$text</code>|; |
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} |
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$last_path = $path; |
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} else { |
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$text = $self->html_escape( $text ); |
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$html .= qq|<dt>$text</dt>|; |
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} |
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} |
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|
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if ( $html ) { |
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my $command = $self->_grep_command; |
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$html = qq| |
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<h1>$patt</h1> |
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<pre>$command</pre> |
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<dl>$html</dl> |
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|; |
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} else { |
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$html = $self->error( "No results for $patt\n" ); |
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} |
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|
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$self->add_head(qq| |
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<link rel="search" type="application/opensearchdescription+xml" title="Frey::Shell::Grep" href="/Frey::OpenSearch/grep_as_markup"> |
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|); |
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|
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return $html; |
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} |
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|
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1; |
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