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* [PATCH 25/37] viewdiff: support diff-highlighting w/o coderepo
  2019-01-21 20:52  5% [PATCH 00/37] viewvcs: diff highlighting and more Eric Wong
@ 2019-01-21 20:52  7% ` Eric Wong
  0 siblings, 0 replies; 2+ results
From: Eric Wong @ 2019-01-21 20:52 UTC (permalink / raw)
  To: meta

Having diff highlighting alone is still useful, even
if blob-resolution/recreation is too expensive or
unfeasible.
---
 lib/PublicInbox/View.pm     | 18 ++++++++++--------
 lib/PublicInbox/ViewDiff.pm | 13 +++++++++----
 2 files changed, 19 insertions(+), 12 deletions(-)

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index 0187ec3..41a45b0 100644
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -558,15 +558,17 @@ sub add_text_body {
 	return attach_link($upfx, $ct, $p, $fn) unless defined $s;
 
 	my ($diff, $spfx);
-	if ($ibx->{-repo_objs} && $s =~ /^(?:diff|---|\+{3}) /ms) {
+	if ($s =~ /^(?:diff|---|\+{3}) /ms) {
 		$diff = [];
-		my $n_slash = $upfx =~ tr!/!/!;
-		if ($n_slash == 0) {
-			$spfx = '../';
-		} elsif ($n_slash == 1) {
-			$spfx = '';
-		} else { # nslash == 2
-			$spfx = '../../';
+		if ($ibx->{-repo_objs}) {
+			my $n_slash = $upfx =~ tr!/!/!;
+			if ($n_slash == 0) {
+				$spfx = '../';
+			} elsif ($n_slash == 1) {
+				$spfx = '';
+			} else { # nslash == 2
+				$spfx = '../../';
+			}
 		}
 	};
 
diff --git a/lib/PublicInbox/ViewDiff.pm b/lib/PublicInbox/ViewDiff.pm
index 1aad283..0d1aefb 100644
--- a/lib/PublicInbox/ViewDiff.pm
+++ b/lib/PublicInbox/ViewDiff.pm
@@ -40,7 +40,8 @@ sub diff_hunk ($$$$) {
 	my $oid_a = $dctx->{oid_a};
 	my $oid_b = $dctx->{oid_b};
 
-	(defined($oid_a) && defined($oid_b)) or return "@@ $ca $cb @@";
+	(defined($spfx) && defined($oid_a) && defined($oid_b)) or
+		return "@@ $ca $cb @@";
 
 	my ($n) = ($ca =~ /^-(\d+)/);
 	$n = defined($n) ? do { ++$n; "#n$n" } : '';
@@ -53,6 +54,11 @@ sub diff_hunk ($$$$) {
 	$rv .= qq( <a\nhref=$spfx$oid_b/s/$dctx->{Q}$n>$cb</a> @@);
 }
 
+sub oid ($$$) {
+	my ($dctx, $spfx, $oid) = @_;
+	defined($spfx) ? qq(<a\nhref=$spfx$oid/s/$dctx->{Q}>$oid</a>) : $oid;
+}
+
 sub flush_diff ($$$$) {
 	my ($dst, $spfx, $linkify, $diff) = @_;
 	my $state = DSTATE_INIT;
@@ -90,11 +96,10 @@ sub flush_diff ($$$$) {
 			}
 			$$dst .= to_html($linkify, $s);
 		} elsif ($s =~ s/^(index $OID_NULL\.\.)($OID_BLOB)\b//o) {
-			$$dst .= qq($1<a\nhref=$spfx$2/s/$dctx->{Q}>$2</a>);
+			$$dst .= $1 . oid($dctx, $spfx, $2);
 			$$dst .= to_html($linkify, $s) ;
 		} elsif ($s =~ s/^index ($OID_NULL)(\.\.$OID_BLOB)\b//o) {
-			$$dst .= 'index ';
-			$$dst .= qq(<a\nhref=$spfx$1/s/$dctx->{Q}>$1</a>$2);
+			$$dst .= 'index ' . oid($dctx, $spfx, $1) . $2;
 			$$dst .= to_html($linkify, $s);
 		} elsif ($s =~ /^index ($OID_BLOB)\.\.($OID_BLOB)/o) {
 			$dctx->{oid_a} = $1;
-- 
EW


^ permalink raw reply related	[relevance 7%]

* [PATCH 00/37] viewvcs: diff highlighting and more
@ 2019-01-21 20:52  5% Eric Wong
  2019-01-21 20:52  7% ` [PATCH 25/37] viewdiff: support diff-highlighting w/o coderepo Eric Wong
  0 siblings, 1 reply; 2+ results
From: Eric Wong @ 2019-01-21 20:52 UTC (permalink / raw)
  To: meta

Still working on VCS integration and I'm not comfortable deploying
this on the main public-inbox.org because of performance/fairness
concerns, yet.

But, perfect is the enemy of good and I figure it's worth
publishing at the moment.  It's also on a Tor mirror:

    http://hjrcffqmbrq6wope.onion/meta/
    http://hjrcffqmbrq6wope.onion/git/

It looks great to me in Netsurf and dillo :>

People with machines powerful enough to run Firefox
(or Tor Browser Bundle) can use "View -> Page Style" to adjust
colors.

Performance considerations:

* diff highlighting alone adds 10-20% overhead to message rendering
  Maybe I can speed it up with some less-readable Perl...

* blob reconstruction is horribly unfair to other clients at the
  moment.  Fixing this is a priority for me.

I haven't hooked up highlight to blob viewing, yet; but that's
coming; too.

Thinking about it more, the blob lookups is so specific to git
that I'm not sure other VCSes can be supported...

The following changes since commit 55db8a2a51c13aec813ac56bbaac1505791fd262:
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                                   TODO: autolinkify that(!)

  t/git.t: do not pass "-b" to git-repack(1) (2019-01-18 22:00:33 +0000)

are available in the Git repository at:

  https://public-inbox.org/ viewvcs

for you to fetch changes up to c440c879d38e67f62bdbb74f616dc84d20899c33:

  t/check-www-inbox: trap SIGINT for File::Temp destruction (2019-01-21 06:53:35 +0000)

----------------------------------------------------------------
Eric Wong (37):
      view: disable bold in topic display
      hval: force monospace for <form> elements, too
      t/perf-msgview: add test to check msg_html performance
      solver: initial Perl implementation
      git: support multiple URL endpoints
      git: add git_quote
      git: check saves error on disambiguation
      solver: various bugfixes and cleanups
      view: wire up diff and vcs viewers with solver
      git: disable abbreviations with cat-file hints
      solver: operate directly on git index
      view: enable naming hints for raw blob downloads
      git: support 'ambiguous' result from --batch-check
      solver: more verbose blob resolution
      solver: break up patch application steps
      solver: switch patch application to use a callback
      solver: simplify control flow for initial loop
      solver: break @todo loop into a callback
      solver: note the synchronous nature of index preparation
      solver: add a TODO note about making this fully evented
      view: enforce trailing slash for /$INBOX/$OID/s/ endpoints
      solver: restore diagnostics and deal with CRLF
      www: admin-configurable CSS via "publicinbox.css"
      $INBOX/_/text/color/ and sample user-side CSS
      viewdiff: support diff-highlighting w/o coderepo
      viewdiff: cleanup state transitions a bit
      viewdiff: quote attributes for Atom feed
      t/check-www-inbox: use xmlstarlet to validate Atom if available
      viewdiff: do not link to 0{7,40} blobs (again)
      viewvcs: disable white-space prewrap in blob view
      solver: force quoted-printable bodies to LF
      solver: remove extra "^index $OID..$OID" line
      config: each_inbox iteration preserves config order
      t/check-www-inbox: warn on missing Content-Type
      highlight: initial wrapper and PSGI service
      hval: split out escape sequences to a separate table
      t/check-www-inbox: trap SIGINT for File::Temp destruction

 Documentation/design_www.txt                 |   6 +-
 MANIFEST                                     |  15 +
 Makefile.PL                                  |   3 +
 TODO                                         |   2 -
 contrib/css/216dark.css                      |  26 ++
 contrib/css/216light.css                     |  25 ++
 contrib/css/README                           |  41 +++
 examples/highlight.psgi                      |  13 +
 examples/public-inbox.psgi                   |   2 +-
 lib/PublicInbox/Config.pm                    |  96 +++++-
 lib/PublicInbox/Git.pm                       |  87 ++++-
 lib/PublicInbox/HlMod.pm                     | 126 ++++++++
 lib/PublicInbox/Hval.pm                      |  38 +--
 lib/PublicInbox/SolverGit.pm                 | 454 +++++++++++++++++++++++++++
 lib/PublicInbox/UserContent.pm               |  78 +++++
 lib/PublicInbox/View.pm                      |  51 ++-
 lib/PublicInbox/ViewDiff.pm                  | 161 ++++++++++
 lib/PublicInbox/ViewVCS.pm                   | 110 +++++++
 lib/PublicInbox/WWW.pm                       | 152 ++++++++-
 lib/PublicInbox/WwwHighlight.pm              |  73 +++++
 lib/PublicInbox/WwwStream.pm                 |   4 +-
 lib/PublicInbox/WwwText.pm                   |  35 +++
 script/public-inbox-httpd                    |   2 +-
 t/check-www-inbox.perl                       |  26 +-
 t/config.t                                   |  19 ++
 t/git.t                                      |   7 +-
 t/hl_mod.t                                   |  54 ++++
 t/perf-msgview.t                             |  50 +++
 t/solve/0001-simple-mod.patch                |  20 ++
 t/solve/0002-rename-with-modifications.patch |  37 +++
 t/solver_git.t                               |  91 ++++++
 t/view.t                                     |   2 +
 32 files changed, 1841 insertions(+), 65 deletions(-)
 create mode 100644 contrib/css/216dark.css
 create mode 100644 contrib/css/216light.css
 create mode 100644 contrib/css/README
 create mode 100644 examples/highlight.psgi
 create mode 100644 lib/PublicInbox/HlMod.pm
 create mode 100644 lib/PublicInbox/SolverGit.pm
 create mode 100644 lib/PublicInbox/UserContent.pm
 create mode 100644 lib/PublicInbox/ViewDiff.pm
 create mode 100644 lib/PublicInbox/ViewVCS.pm
 create mode 100644 lib/PublicInbox/WwwHighlight.pm
 create mode 100644 t/hl_mod.t
 create mode 100644 t/perf-msgview.t
 create mode 100644 t/solve/0001-simple-mod.patch
 create mode 100644 t/solve/0002-rename-with-modifications.patch
 create mode 100644 t/solver_git.t

Eric Wong (37):
  view: disable bold in topic display
  hval: force monospace for <form> elements, too
  t/perf-msgview: add test to check msg_html performance
  solver: initial Perl implementation
  git: support multiple URL endpoints
  git: add git_quote
  git: check saves error on disambiguation
  solver: various bugfixes and cleanups
  view: wire up diff and vcs viewers with solver
  git: disable abbreviations with cat-file hints
  solver: operate directly on git index
  view: enable naming hints for raw blob downloads
  git: support 'ambiguous' result from --batch-check
  solver: more verbose blob resolution
  solver: break up patch application steps
  solver: switch patch application to use a callback
  solver: simplify control flow for initial loop
  solver: break @todo loop into a callback
  solver: note the synchronous nature of index preparation
  solver: add a TODO note about making this fully evented
  view: enforce trailing slash for /$INBOX/$OID/s/ endpoints
  solver: restore diagnostics and deal with CRLF
  www: admin-configurable CSS via "publicinbox.css"
  $INBOX/_/text/color/ and sample user-side CSS
  viewdiff: support diff-highlighting w/o coderepo
  viewdiff: cleanup state transitions a bit
  viewdiff: quote attributes for Atom feed
  t/check-www-inbox: use xmlstarlet to validate Atom if available
  viewdiff: do not link to 0{7,40} blobs (again)
  viewvcs: disable white-space prewrap in blob view
  solver: force quoted-printable bodies to LF
  solver: remove extra "^index $OID..$OID" line
  config: each_inbox iteration preserves config order
  t/check-www-inbox: warn on missing Content-Type
  highlight: initial wrapper and PSGI service
  hval: split out escape sequences to a separate table
  t/check-www-inbox: trap SIGINT for File::Temp destruction

 Documentation/design_www.txt                 |   6 +-
 MANIFEST                                     |  15 +
 Makefile.PL                                  |   3 +
 TODO                                         |   2 -
 contrib/css/216dark.css                      |  26 ++
 contrib/css/216light.css                     |  25 +
 contrib/css/README                           |  41 ++
 examples/highlight.psgi                      |  13 +
 examples/public-inbox.psgi                   |   2 +-
 lib/PublicInbox/Config.pm                    |  96 +++-
 lib/PublicInbox/Git.pm                       |  87 +++-
 lib/PublicInbox/HlMod.pm                     | 126 +++++
 lib/PublicInbox/Hval.pm                      |  38 +-
 lib/PublicInbox/SolverGit.pm                 | 454 +++++++++++++++++++
 lib/PublicInbox/UserContent.pm               |  78 ++++
 lib/PublicInbox/View.pm                      |  51 ++-
 lib/PublicInbox/ViewDiff.pm                  | 161 +++++++
 lib/PublicInbox/ViewVCS.pm                   | 110 +++++
 lib/PublicInbox/WWW.pm                       | 152 ++++++-
 lib/PublicInbox/WwwHighlight.pm              |  73 +++
 lib/PublicInbox/WwwStream.pm                 |   4 +-
 lib/PublicInbox/WwwText.pm                   |  35 ++
 script/public-inbox-httpd                    |   2 +-
 t/check-www-inbox.perl                       |  26 +-
 t/config.t                                   |  19 +
 t/git.t                                      |   7 +-
 t/hl_mod.t                                   |  54 +++
 t/perf-msgview.t                             |  50 ++
 t/solve/0001-simple-mod.patch                |  20 +
 t/solve/0002-rename-with-modifications.patch |  37 ++
 t/solver_git.t                               |  91 ++++
 t/view.t                                     |   2 +
 32 files changed, 1841 insertions(+), 65 deletions(-)
 create mode 100644 contrib/css/216dark.css
 create mode 100644 contrib/css/216light.css
 create mode 100644 contrib/css/README
 create mode 100644 examples/highlight.psgi
 create mode 100644 lib/PublicInbox/HlMod.pm
 create mode 100644 lib/PublicInbox/SolverGit.pm
 create mode 100644 lib/PublicInbox/UserContent.pm
 create mode 100644 lib/PublicInbox/ViewDiff.pm
 create mode 100644 lib/PublicInbox/ViewVCS.pm
 create mode 100644 lib/PublicInbox/WwwHighlight.pm
 create mode 100644 t/hl_mod.t
 create mode 100644 t/perf-msgview.t
 create mode 100644 t/solve/0001-simple-mod.patch
 create mode 100644 t/solve/0002-rename-with-modifications.patch
 create mode 100644 t/solver_git.t

^ permalink raw reply	[relevance 5%]

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2019-01-21 20:52  5% [PATCH 00/37] viewvcs: diff highlighting and more Eric Wong
2019-01-21 20:52  7% ` [PATCH 25/37] viewdiff: support diff-highlighting w/o coderepo Eric Wong

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