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| author | Jonas Smedegaard <dr@jones.dk> | 2013-04-21 22:53:28 +0200 |
|---|---|---|
| committer | Jonas Smedegaard <dr@jones.dk> | 2013-04-21 22:53:28 +0200 |
| commit | 22787bdda0961e3f136c387b6ed968353d35a5c2 (patch) | |
| tree | d51205ac96e2054eae489ee3cf74763df7b53840 | |
| parent | bb33a1b8b2f91a875505cdb2d7d746fef79a2de8 (diff) | |
Rewrite localworddiff as Perl script.
| -rwxr-xr-x | localworddiff | 75 |
1 files changed, 52 insertions, 23 deletions
diff --git a/localworddiff b/localworddiff index ba177b1..e26e50c 100755 --- a/localworddiff +++ b/localworddiff @@ -1,4 +1,4 @@ -#!/bin/sh +#!/usr/bin/perl # # Copyright © 2013 Jonas Smedegaard <dr@jones.dk> # Description: Generate word-based diff for console or web @@ -16,22 +16,46 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # -# Depends: libtext-worddiff-perl (>= 0.08), libtext-markdown-perl -# -# TODO: rewrite as Perl script, using HTML::HTML5::Builder +# Depends: libtext-markdown-perl libhtml-html5-builder libcss-perl +# Depends: libtext-worddiff-perl (>= 0.08) + +use Text::WordDiff; +use Text::Markdown qw[markdown]; +use CSS::Tiny; +use HTML::HTML5::Builder qw[:standard];; +use File::Slurp; + +use strictures 1; +use autodie; + +my ($infile1, $infile2, $outfile) = @ARGV; + +die 'Missing input file arguments' + unless ($infile1 and $infile2); + +# use console if no output file provided as third argument +unless ($outfile) { + print word_diff $infile1, $infile2, { STYLE => 'ANSIColor' }; + exit 0; +} -set -e +# resolve diff +my $diff = word_diff $infile1, $infile2, { STYLE => 'HTMLTwoLines' }; -if [ -z "$3" ]; then - perl -MText::WordDiff -E 'say word_diff "'"$1"'", "'"$2"'", { STYLE => 'ANSIColor' }' - exit -fi +# apply markup to each file div of resolved diff +my $d = "<div class=\"file\">"; +my $d_ = "<\/div>"; +my $i; +my @diffchunk; +foreach ( split /(?:$d_\n)?$d/, $diff ) { + if ($_) { + $diffchunk[$i++] = $d.markdown($_).$d_; + } +} -cat > "$3" <<EOF -<!DOCTYPE html> -<html> -<head> -<style> +# parse styling +my $css = CSS::Tiny->new(); +$css->read_string (<<'EOF'); .fileheader { display: none; visibility: hidden; @@ -51,13 +75,18 @@ cat > "$3" <<EOF .file .hunk ins { color: darkgreen; } - -</style> -</head> -<body> -EOF -perl -MText::WordDiff -MText::Markdown=markdown -E '$d="<div class=\"file\">";$d_="<\/div>";foreach(split /(?:$d_\n)?$d/, word_diff "'"$1"'", "'"$2"'", { STYLE => "HTMLTwoLines" }){say $d.markdown($_).$d_ if ($_)}'>> "$3" -cat >> "$3" <<EOF -</body> -</html> EOF + +# compose and save web page +my $page = html( + head( + XML_CHUNK($css->html), + ), + body( + CHUNK($diffchunk[0]), + CHUNK($diffchunk[1]), + ), +); +write_file( $outfile, $page ); + +1; |