diff options
Diffstat (limited to 'lib/PublicInbox/View.pm')
-rw-r--r-- | lib/PublicInbox/View.pm | 285 |
1 files changed, 237 insertions, 48 deletions
diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm index 6e4d1789..47082431 100644 --- a/lib/PublicInbox/View.pm +++ b/lib/PublicInbox/View.pm @@ -3,17 +3,21 @@ package PublicInbox::View; use strict; use warnings; -use PublicInbox::Hval; use URI::Escape qw/uri_escape_utf8/; +use Date::Parse qw/str2time/; use Encode qw/find_encoding/; use Encode::MIME::Header; use Email::MIME::ContentType qw/parse_content_type/; +use PublicInbox::Hval; +use PublicInbox::MID qw/mid_clean mid_compressed mid2path/; +use Digest::SHA; require POSIX; # TODO: make these constants tunable use constant MAX_INLINE_QUOTED => 12; # half an 80x24 terminal use constant MAX_TRUNC_LEN => 72; use constant PRE_WRAP => "<pre\nstyle=\"white-space:pre-wrap\">"; +use constant T_ANCHOR => '#u'; *ascii_html = *PublicInbox::Hval::ascii_html; @@ -21,16 +25,16 @@ my $enc_utf8 = find_encoding('UTF-8'); # public functions: sub msg_html { - my ($class, $mime, $full_pfx, $footer) = @_; + my ($class, $mime, $full_pfx, $footer, $srch) = @_; if (defined $footer) { $footer = "\n" . $footer; } else { $footer = ''; } - headers_to_html_header($mime, $full_pfx) . + headers_to_html_header($mime, $full_pfx, $srch) . multipart_text_as_html($mime, $full_pfx) . '</pre><hr />' . PRE_WRAP . - html_footer($mime, 1) . $footer . + html_footer($mime, 1, $full_pfx, $srch) . $footer . '</pre></body></html>'; } @@ -41,9 +45,10 @@ sub feed_entry { } # this is already inside a <pre> +# state = [ time, seen = {}, first_commit, page_nr = 0 ] sub index_entry { - my ($class, $mime, $level, $state) = @_; - my ($now, $seen, $first) = @$state; + my (undef, $mime, $level, $state) = @_; + my (undef, $seen, $first_commit) = @$state; my $midx = $state->[3]++; my ($prev, $next) = ($midx - 1, $midx + 1); my $rv = ''; @@ -65,8 +70,17 @@ sub index_entry { $from = PublicInbox::Hval->new_oneline($from)->as_html; $subj = PublicInbox::Hval->new_oneline($subj)->as_html; my $pfx = (' ' x $level); + my $root_anchor = $seen->{root_anchor}; + my $path; + my $more = 'permalink'; + if ($root_anchor) { + $path = '../'; + $subj = "<u\nid=\"u\">$subj</u>" if $root_anchor eq $id; + } else { + $path = ''; + } - my $ts = $mime->header('X-PI-Date'); + my $ts = $mime->header('X-PI-TS'); my $fmt = '%Y-%m-%d %H:%M UTC'; $ts = POSIX::strftime($fmt, gmtime($ts)); @@ -78,16 +92,18 @@ sub index_entry { } $rv .= "\n\n"; - my $irp = $header_obj->header_raw('In-Reply-To'); - my ($anchor_idx, $anchor); - if (defined $irp) { - $anchor_idx = anchor_for($irp); + my $irt = $header_obj->header_raw('In-Reply-To'); + my ($anchor_idx, $anchor, $t_anchor); + if (defined $irt) { + $anchor_idx = anchor_for($irt); $anchor = $seen->{$anchor_idx}; + $t_anchor = T_ANCHOR; + } else { + $t_anchor = ''; } my $href = $mid->as_href; - my $mhref = "m/$href.html"; - my $fhref = "f/$href.html"; - my $more = 'message'; + my $mhref = "${path}m/$href.html"; + my $fhref = "${path}f/$href.html"; # scan through all parts, looking for displayable text $mime->walk_parts(sub { $rv .= index_walk($_[0], $pfx, $enc_msg, $part_nr, $fhref, @@ -96,24 +112,67 @@ sub index_entry { }); $rv .= "\n$pfx<a\nhref=\"$mhref\">$more</a> "; - my $txt = "m/$href.txt"; + my $txt = "${path}m/$href.txt"; $rv .= "<a\nhref=\"$txt\">raw</a> "; $rv .= html_footer($mime, 0); - if (defined $irp) { + if (defined $irt) { unless (defined $anchor) { - my $v = PublicInbox::Hval->new_msgid($irp); - my $html = $v->as_html; - $anchor = 'm/' . $v->as_href . '.html'; + my $v = PublicInbox::Hval->new_msgid($irt); + $v = $v->as_href; + $anchor = "${path}m/$v.html"; $seen->{$anchor_idx} = $anchor; } $rv .= " <a\nhref=\"$anchor\">parent</a>"; } - $rv .= " <a\nhref=\"?r=$first#$id\">threadlink</a>"; + + if ($first_commit) { + $rv .= " <a\nhref=\"t/$href.html$t_anchor\">thread</a>"; + } $rv . "\n\n"; } +sub thread_html { + my (undef, $ctx, $foot, $srch) = @_; + my $mid = mid_compressed($ctx->{mid}); + my $res = $srch->get_thread($mid); + my $rv = ''; + my $msgs = load_results($ctx, $res); + my $nr = scalar @$msgs; + return $rv if $nr == 0; + require PublicInbox::Thread; + my $th = PublicInbox::Thread->new(@$msgs); + $th->thread; + $th->order(*PublicInbox::Thread::sort_ts); + my $state = [ undef, { root_anchor => anchor_for($mid) }, undef, 0 ]; + thread_entry(\$rv, $state, $_, 0) for $th->rootset; + my $final_anchor = $state->[3]; + my $next = "<a\nid=\"s$final_anchor\">end of thread</a>\n"; + + $rv .= "</pre><hr />" . PRE_WRAP . $next . $foot . "</pre>"; +} + +sub subject_path_html { + my (undef, $ctx, $foot, $srch) = @_; + my $path = $ctx->{subject_path}; + my $res = $srch->get_subject_path($path); + my $rv = ''; + my $msgs = load_results($ctx, $res); + my $nr = scalar @$msgs; + return $rv if $nr == 0; + require PublicInbox::Thread; + my $th = PublicInbox::Thread->new(@$msgs); + $th->thread; + $th->order(*PublicInbox::Thread::sort_ts); + my $state = [ undef, { root_anchor => 'dummy' }, undef, 0 ]; + thread_entry(\$rv, $state, $_, 0) for $th->rootset; + my $final_anchor = $state->[3]; + my $next = "<a\nid=\"s$final_anchor\">end of thread</a>\n"; + + $rv .= "</pre><hr />" . PRE_WRAP . $next . $foot . "</pre>"; +} + # only private functions below. sub index_walk { @@ -173,7 +232,7 @@ sub enc_for { } sub multipart_text_as_html { - my ($mime, $full_pfx) = @_; + my ($mime, $full_pfx, $srch) = @_; my $rv = ""; my $part_nr = 0; my $enc_msg = enc_for($mime->header("Content-Type")); @@ -277,7 +336,7 @@ sub add_text_body_full { } sub headers_to_html_header { - my ($mime, $full_pfx) = @_; + my ($mime, $full_pfx, $srch) = @_; my $rv = ""; my @title; @@ -285,33 +344,34 @@ sub headers_to_html_header { my $v = $mime->header($h); defined($v) && length($v) or next; $v = PublicInbox::Hval->new_oneline($v); - $rv .= "$h: " . $v->as_html . "\n"; if ($h eq 'From') { my @from = Email::Address->parse($v->raw); - $v = $from[0]->name; - unless (defined($v) && length($v)) { - $v = '<' . $from[0]->address . '>'; - } - $title[1] = ascii_html($v); + $title[1] = ascii_html($from[0]->name); } elsif ($h eq 'Subject') { $title[0] = $v->as_html; + if ($srch) { + my $path = $srch->subject_path($v->raw); + $rv .= "$h: <a\nhref=\"../s/$path.html\">"; + $rv .= $v->as_html . "</a>\n"; + next; + } } + $rv .= "$h: " . $v->as_html . "\n"; + } my $header_obj = $mime->header_obj; my $mid = $header_obj->header_raw('Message-ID'); - if (defined $mid) { - $mid = PublicInbox::Hval->new_msgid($mid); - $rv .= 'Message-ID: <' . $mid->as_html . '> '; - my $href = $mid->as_href; - $href = "../m/$href" unless $full_pfx; - $rv .= "(<a\nhref=\"$href.txt\">raw</a>)\n"; - } + $mid = PublicInbox::Hval->new_msgid($mid); + $rv .= 'Message-ID: <' . $mid->as_html . '> '; + my $href = $mid->as_href; + $href = "../m/$href" unless $full_pfx; + $rv .= "(<a\nhref=\"$href.txt\">raw</a>)\n"; - my $irp = $header_obj->header_raw('In-Reply-To'); - if (defined $irp) { - my $v = PublicInbox::Hval->new_msgid($irp); + my $irt = $header_obj->header_raw('In-Reply-To'); + if (defined $irt) { + my $v = PublicInbox::Hval->new_msgid($irt); my $html = $v->as_html; my $href = $v->as_href; $rv .= "In-Reply-To: <"; @@ -320,7 +380,7 @@ sub headers_to_html_header { my $refs = $header_obj->header_raw('References'); if ($refs) { - $refs =~ s/\s*\Q$irp\E\s*// if (defined $irp); + $refs =~ s/\s*\Q$irt\E\s*// if (defined $irt); my @refs = ($refs =~ /<([^>]+)>/g); if (@refs) { $rv .= 'References: '. linkify_refs(@refs) . "\n"; @@ -334,7 +394,7 @@ sub headers_to_html_header { } sub html_footer { - my ($mime, $standalone) = @_; + my ($mime, $standalone, $full_pfx, $srch) = @_; my %cc; # everyone else my $to; # this is the From address @@ -353,18 +413,41 @@ sub html_footer { my $subj = $mime->header('Subject') || ''; $subj = "Re: $subj" unless $subj =~ /\bRe:/; - my $irp = uri_escape_utf8( - $mime->header_obj->header_raw('Message-ID') || ''); + my $mid = $mime->header_obj->header_raw('Message-ID'); + my $irt = uri_escape_utf8($mid); delete $cc{$to}; $to = uri_escape_utf8($to); $subj = uri_escape_utf8($subj); my $cc = uri_escape_utf8(join(',', sort values %cc)); - my $href = "mailto:$to?In-Reply-To=$irp&Cc=${cc}&Subject=$subj"; + my $href = "mailto:$to?In-Reply-To=$irt&Cc=${cc}&Subject=$subj"; my $idx = $standalone ? " <a\nhref=\"../\">index</a>" : ''; + if ($idx && $srch) { + $irt = $mime->header_obj->header_raw('In-Reply-To') || ''; + $mid = mid_compressed(mid_clean($mid)); + my $t_anchor = length $irt ? T_ANCHOR : ''; + $idx = " <a\nhref=\"../t/$mid.html$t_anchor\">thread</a>$idx"; + my $res = $srch->get_replies($mid); + if (my $c = $res->{count}) { + $c = $c == 1 ? '1 reply' : "$c replies"; + $idx .= "\n$c:\n"; + thread_replies(\$idx, $mime, $res); + } else { + $idx .= "\n(no replies yet)\n"; + } + if ($irt) { + $irt = PublicInbox::Hval->new_msgid($irt); + $irt = $irt->as_href; + $irt = "<a\nhref=\"$irt\">parent</a> "; + } else { + $irt = ' ' x length('parent '); + } + } else { + $irt = ''; + } - "<a\nhref=\"" . ascii_html($href) . '">reply</a>' . $idx; + "$irt<a\nhref=\"" . ascii_html($href) . '">reply</a>' . $idx; } sub linkify_refs { @@ -376,12 +459,118 @@ sub linkify_refs { } @_); } -require Digest::SHA; sub anchor_for { my ($msgid) = @_; - $msgid =~ s/\A\s*<?//; - $msgid =~ s/>?\s*\z//; - 'm' . Digest::SHA::sha1_hex($msgid); + 'm' . mid_compressed(mid_clean($msgid)); +} + +sub simple_dump { + my ($dst, $root, $node, $level) = @_; + my $pfx = ' ' x $level; + $$dst .= $pfx; + if (my $x = $node->message) { + my $mid = $x->header('Message-ID'); + if ($root->[0] ne $mid) { + my $s = $x->header('Subject'); + my $h = hash_subj($s); + if ($root->[1]->{$h}) { + $s = ''; + } else { + $root->[1]->{$h} = 1; + $s = PublicInbox::Hval->new($s); + $s = $s->as_html; + } + my $m = PublicInbox::Hval->new_msgid($mid); + my $f = PublicInbox::Hval->new($x->header('X-PI-From')); + my $d = PublicInbox::Hval->new($x->header('X-PI-Date')); + $m = $m->as_href . '.html'; + $f = $f->as_html; + $d = $d->as_html . ' UTC'; + if (length($s) == 0) { + $$dst .= "` <a\nhref=\"$m\">$f @ $d</a>\n"; + } else { + $$dst .= "` <a\nhref=\"$m\">$s</a>\n" . + "$pfx by $f @ $d\n"; + } + } + } + simple_dump($dst, $root, $node->child, $level + 1) if $node->child; + simple_dump($dst, $root, $node->next, $level) if $node->next; +} + +sub hash_subj { + my ($subj) = @_; + $subj =~ s/\A\s+//; + $subj =~ s/\s+\z//; + $subj =~ s/^(?:re|aw):\s*//i; # remove reply prefix (aw: German) + $subj =~ s/\s+/ /; + Digest::SHA::sha1($subj); +} + +sub thread_replies { + my ($dst, $root, $res) = @_; + my @msgs = map { $_->mini_mime } @{$res->{msgs}}; + foreach (@{$res->{msgs}}) { + print STDERR "smsg->path: <", $_->path, ">\n"; + } + require PublicInbox::Thread; + $root->header_set('X-PI-TS', '0'); + my $th = PublicInbox::Thread->new($root, @msgs); + $th->thread; + $th->order(*PublicInbox::Thread::sort_ts); + $root = [ $root->header('Message-ID'), + { hash_subj($root->header('Subject')) => 1 } ]; + simple_dump($dst, $root, $_, 0) for $th->rootset; +} + +sub thread_html_head { + my ($mime) = @_; + my $s = PublicInbox::Hval->new_oneline($mime->header('Subject')); + $s = $s->as_html; + "<html><head><title>$s</title></head><body>" . PRE_WRAP + +} + +sub thread_entry { + my ($dst, $state, $node, $level) = @_; + # $state = [ $search_res, $seen, undef, 0 (msg_nr) ]; + # $seen is overloaded with 3 types of fields: + # 1) "root_anchor" => anchor_for(Message-ID), + # 2) seen subject hashes: sha1(subject) => 1 + # 3) anchors hashes: "#$sha1_hex" (same as $seen in index_entry) + if (my $mime = $node->message) { + if (length($$dst) == 0) { + $$dst .= thread_html_head($mime); + } + $$dst .= index_entry(undef, $mime, $level, $state); + } + thread_entry($dst, $state, $node->child, $level + 1) if $node->child; + thread_entry($dst, $state, $node->next, $level) if $node->next; +} + +sub load_results { + my ($ctx, $res) = @_; + + require PublicInbox::GitCatFile; + my $git = PublicInbox::GitCatFile->new($ctx->{git_dir}); + my @msgs; + while (my $smsg = shift @{$res->{msgs}}) { + my $m = $smsg->mid; + my $path = mid2path($m); + + # FIXME: duplicated code from Feed.pm + my $mime = eval { + my $str = $git->cat_file("HEAD:$path"); + Email::MIME->new($str); + }; + unless ($@) { + my $t = eval { str2time($mime->header('Date')) }; + defined($t) or $t = 0; + $mime->header_set('X-PI-TS', $t); + push @msgs, $mime; + } + } + \@msgs; } 1; |