From 970bbb3887e4d1ca89ee1ca117defaa85c6845e7 Mon Sep 17 00:00:00 2001
From: Olivier Blin <oblin@mandriva.com>
Date: Tue, 28 Oct 2008 23:47:21 +0000
Subject: extract progress code in a new MDV::Draklive::Progress object

---
 draklive                     | 37 +++++++------------------------------
 lib/MDV/Draklive/Progress.pm | 31 +++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+), 30 deletions(-)
 create mode 100644 lib/MDV/Draklive/Progress.pm

diff --git a/draklive b/draklive
index 4dbcea6..3066715 100755
--- a/draklive
+++ b/draklive
@@ -28,7 +28,6 @@ use fs;
 use modules;
 use detect_devices;
 use run_program;
-use POSIX qw(strftime);
 use Cwd 'getcwd';
 use Getopt::Long;
 use Pod::Usage;
@@ -38,6 +37,7 @@ use MDV::Draklive::Utils;
 use MDV::Draklive::Live;
 use MDV::Draklive::Media;
 use MDV::Draklive::StorageFS;
+use MDV::Draklive::Progress;
 
 my $dir_distrib_sqfs = {
     mountpoint => '/distrib',
@@ -184,29 +184,6 @@ sub nls_modules {
     if_($fs !~ /^ext/, map { "nls_$_" } (map { "iso8859_$_" } 1..7, 9, 13..15), 'utf8');
 }
 
-sub progress_start {
-    my ($total, $time, $o_exp_divide) = @_;
-    {
-        total => $total,
-        current => 0,
-        start_time => $time,
-        exp_divide => $o_exp_divide,
-        maxl => length($total) - $o_exp_divide,
-    };
-}
-
-sub progress_show {
-    my ($progress, $time) = @_;
-    my $elapsed_time = $time - $progress->{start_time};
-    my $eta = $progress->{current} ? int($elapsed_time*$progress->{total}/$progress->{current}) : -1;
-    printf("\r%3d%% (%$progress->{maxl}s/%-$progress->{maxl}s), %8s/%8s (ETA)",
-           int(100*$progress->{current}/$progress->{total}),
-           (map { substr($_, 0, length($_)-$progress->{exp_divide}) } $progress->{current}, $progress->{total}),
-           (map { POSIX::strftime("%H:%M:%S", gmtime($_)) } $elapsed_time, $eta));
-}
-
-sub progress_end() { print "\n" }
-
 my $loop_number = 0;
 my %loop;
 %loop = (
@@ -223,14 +200,14 @@ my %loop;
             my $src = $root . $dir->{build_from};
             my $total = directory_usage($src);
             print "have to process " . int($total/1000000) . " MB\n";
-            my $progress = progress_start($total, time(), 6);
+            my $progress = MDV::Draklive::Progress->new($total, time(), 6);
             my $exclude_file = tmpnam();
             output_p($exclude_file, map { $root . "$_\n" }  grep { -e $root . $_ } @{$dir->{exclude} || []});
             my $sort = $live->{settings}{config_root} . '/' . $dir->{sort};
             run_foreach(sub {
                             if (/^mksquashfs: file .*, uncompressed size (\d+) bytes\s*(?:DUPLICATE|LINK)?$/) {
                                 $progress->{current} += $1;
-                                progress_show($progress, time());
+                                $progress->show(time());
                             }
                         },
                         'mksquashfs', $src, $dest, '-noappend', '-no-progress', '-info', '-lzma',
@@ -238,7 +215,7 @@ my %loop;
                         '-ef', $exclude_file,
                         if_(-f $sort, '-sort', $sort),
 		) or die "unable to run mksquashfs\n";
-            progress_end();
+            $progress->end;
             unlink $exclude_file;
         },
         mount => sub {
@@ -1103,13 +1080,13 @@ sub create_cdrom_master {
         $dest = get_cdrom_master_path($live, $opts);
         mkdir_p(dirname($dest));
     }
-    my $progress = progress_start(100, time());
+    my $progress = MDV::Draklive::Progress->new(100, time());
     my $in_progress;
     autoflush STDOUT 1;
     run_foreach(sub {
                     if (/^\s*([0-9.]+)%\s*done,/) {
                         $progress->{current} = int($1);
-                        progress_show($progress, time());
+                        $progress->show(time());
                         $in_progress = 1;
                     } else {
                         print "\n" if $in_progress;
@@ -1143,7 +1120,7 @@ sub create_cdrom_master {
          ),
     ) or die "unable to run genisoimage\n";
     autoflush STDOUT 0;
-    progress_end();
+    $progress->end;
     if ($dest) {
         my $dir = dirname($dest);
         my $filename = basename($dest);
diff --git a/lib/MDV/Draklive/Progress.pm b/lib/MDV/Draklive/Progress.pm
new file mode 100644
index 0000000..128ffe3
--- /dev/null
+++ b/lib/MDV/Draklive/Progress.pm
@@ -0,0 +1,31 @@
+package MDV::Draklive::Progress;
+
+use POSIX qw(strftime);
+
+sub new {
+    my ($class, $total, $time, $o_exp_divide) = @_;
+    bless {
+        total => $total,
+        current => 0,
+        start_time => $time,
+        exp_divide => $o_exp_divide,
+        maxl => length($total) - $o_exp_divide,
+    }, $class;
+}
+
+sub show {
+    my ($progress, $time) = @_;
+    my $elapsed_time = $time - $progress->{start_time};
+    my $eta = $progress->{current} ? int($elapsed_time*$progress->{total}/$progress->{current}) : -1;
+    printf("\r%3d%% (%$progress->{maxl}s/%-$progress->{maxl}s), %8s/%8s (ETA)",
+           int(100*$progress->{current}/$progress->{total}),
+           (map { substr($_, 0, length($_)-$progress->{exp_divide}) } $progress->{current}, $progress->{total}),
+           (map { POSIX::strftime("%H:%M:%S", gmtime($_)) } $elapsed_time, $eta));
+}
+
+sub end {
+    my ($_progress) = @_;
+    print "\n";
+}
+
+1;
-- 
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