diff options
Diffstat (limited to 'lib/PublicInbox/View.pm')
-rw-r--r-- | lib/PublicInbox/View.pm | 590 |
1 files changed, 328 insertions, 262 deletions
diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm index 0d980f13..db2bd20f 100644 --- a/lib/PublicInbox/View.pm +++ b/lib/PublicInbox/View.pm @@ -90,151 +90,269 @@ sub _hdr_names ($$) { ascii_html(join(', ', PublicInbox::Address::names($val))); } +sub nr_to_s ($$$) { + my ($nr, $singular, $plural) = @_; + return "0 $plural" if $nr == 0; + $nr == 1 ? "$nr $singular" : "$nr $plural"; +} + # this is already inside a <pre> sub index_entry { - my ($mime, $level, $state) = @_; - my $midx = $state->{anchor_idx}++; - my $ctx = $state->{ctx}; + my ($mime, $ctx, $more) = @_; my $srch = $ctx->{srch}; my $hdr = $mime->header_obj; my $subj = $hdr->header('Subject'); my $mid_raw = mid_clean(mid_mime($mime)); - my $id = anchor_for($mid_raw); - my $seen = $state->{seen}; - $seen->{$id} = "#$id"; # save the anchor for children, later - + my $id = id_compress($mid_raw, 1); + my $id_m = 'm'.$id; my $mid = PublicInbox::Hval->new_msgid($mid_raw); - my $root_anchor = $state->{root_anchor} || ''; - my $path = $root_anchor ? '../../' : ''; - my $href = $mid->as_href; + my $root_anchor = $ctx->{root_anchor} || ''; my $irt = in_reply_to($hdr); - my $parent_anchor = $seen->{anchor_for($irt)} if defined $irt; - - $subj = ascii_html($subj); - $subj = "<a\nhref=\"${path}$href/\">$subj</a>"; - $subj = "<u\nid=u>$subj</u>" if $root_anchor eq $id; - - my $ts = _msg_date($hdr); - my $rv = "<pre\nid=s$midx>"; - $rv .= "<b\nid=$id>$subj</b>\n"; - my $txt = "${path}$href/raw"; - my $fh = $state->{fh}; - my $from = _hdr_names($hdr, 'From'); - $rv .= "- $from @ $ts UTC (<a\nhref=\"$txt\">raw</a>)\n"; + + my $rv = '<b>'.ascii_html($subj).'</b>'; + $rv = "<u\nid=u>$rv</u>" if $root_anchor eq $id_m; + $rv .= "\n"; + $rv .= _th_index_lite($mid_raw, $irt, $id, $ctx); my @tocc; foreach my $f (qw(To Cc)) { my $dst = _hdr_names($hdr, $f); push @tocc, "$f: $dst" if $dst ne ''; } + $rv .= "From: "._hdr_names($hdr, 'From').' @ '._msg_date($hdr)." UTC"; + my $upfx = $ctx->{-upfx}; + my $mhref = $upfx . $mid->as_href . '/'; + $rv .= qq{ (<a\nhref="$mhref/">permalink</a> / }; + $rv .= qq{<a\nhref="$mhref/raw">raw</a>)\n}; $rv .= ' '.join('; +', @tocc) . "\n" if @tocc; - $fh->write($rv .= "\n"); - my $mhref = "${path}$href/"; + my $mapping = $ctx->{mapping}; + if (!$mapping && $irt) { + my $mirt = PublicInbox::Hval->msgid($irt); + my $href = $upfx . $mirt->as_href . '/'; + my $html = $mirt->as_html; + $rv .= qq(In-Reply-To: <<a\nhref="$href/">$html</a>>\n) + } + $rv .= "\n"; # scan through all parts, looking for displayable text - msg_iter($mime, sub { index_walk($fh, $mhref, $_[0]) }); - $rv = "\n" . html_footer($hdr, 0, $ctx, "$path$href/#R"); - - if (defined $irt) { - unless (defined $parent_anchor) { - my $v = PublicInbox::Hval->new_msgid($irt, 1); - $v = $v->as_href; - $parent_anchor = "${path}$v/"; - } - $rv .= " <a\nhref=\"$parent_anchor\">parent</a>"; - } - if (my $pct = $state->{pct}) { # used by SearchView.pm + msg_iter($mime, sub { $rv .= add_text_body($mhref, $_[0]) }); + + # add the footer + $rv .= "\n<a\nhref=#$id_m\nid=e$id>^</a> ". + "<a\nhref=\"$mhref\">permalink</a>" . + " / <a\nhref=\"${mhref}raw\">raw</a>" . + " / <a\nhref=\"${mhref}#R\">reply</a>"; + if (my $pct = $ctx->{pct}) { # used by SearchView.pm $rv .= " [relevance $pct->{$mid_raw}%]"; - } elsif ($srch) { + } elsif ($mapping) { my $threaded = 'threaded'; my $flat = 'flat'; my $end = ''; if ($ctx->{flat}) { $flat = "<b>$flat</b>"; - $end = "\n"; # for lynx } else { $threaded = "<b>$threaded</b>"; } - $rv .= " [<a\nhref=\"${path}$href/t/#u\">$threaded</a>"; - $rv .= "|<a\nhref=\"${path}$href/T/#u\">$flat</a>]$end"; + $rv .= " / [<a\nhref=\"${mhref}T/#u\">$flat</a>"; + $rv .= "|<a\nhref=\"${mhref}t/#u\">$threaded</a>]"; + $rv .= " / <a\nhref=#r$id>$ctx->{s_nr}</a>"; } - $fh->write($rv .= '</pre>'); + + $rv .= $more ? "\n\n" : "\n"; } -sub thread_html { - my ($ctx, $foot, $srch) = @_; - # $_[0] in sub is the Plack callback - sub { emit_thread_html($_[0], $ctx, $foot, $srch) } +sub pad_link ($$;$) { + my ($mid, $level, $s) = @_; + $s ||= '...'; + my $id = id_compress($mid, 1); + (' 'x19).indent_for($level).th_pfx($level)."<a\nhref=#r$id>($s)</a>\n"; +} + +sub _th_index_lite { + my ($mid_raw, $irt, $id, $ctx) = @_; + my $rv = ''; + my $mapping = $ctx->{mapping} or return $rv; + my $pad = ' '; + # map = [children, attr, node, idx, level] + my $map = $mapping->{$mid_raw}; + my $nr_c = scalar @{$map->[0]}; + my $nr_s = 0; + my $level = $map->[4]; + my $idx = $map->[3]; + if (defined $irt) { + my $irt_map = $mapping->{$irt}; + my $siblings = $irt_map->[0]; + $nr_s = scalar(@$siblings) - 1; + $rv .= $pad . $irt_map->[1]; + if ($idx > 0) { + my $prev = $siblings->[$idx - 1]; + my $pmid = $prev->messageid; + if ($idx > 2) { + my $s = ($idx - 1). ' preceding siblings ...'; + $rv .= pad_link($pmid, $level, $s); + } elsif ($idx == 2) { + my $ppmid = $siblings->[0]->messageid; + $rv .= $pad . $mapping->{$ppmid}->[1]; + } + $rv .= $pad . $mapping->{$pmid}->[1]; + } + } + my $s_s = nr_to_s($nr_s, 'sibling', 'siblings'); + my $s_c = nr_to_s($nr_c, 'reply', 'replies'); + my $this = $map->[1]; + $this =~ s!\n\z!</b>\n!s; + $this =~ s!<a\nhref.*</a> !!s; # no point in duplicating subject + $rv .= "<b>@ $this"; + my $node = $map->[2]; + if (my $child = $node->child) { + my $cmid = $child->messageid; + $rv .= $pad . $mapping->{$cmid}->[1]; + if ($nr_c > 2) { + my $s = ($nr_c - 1). ' more replies'; + $rv .= pad_link($cmid, $level + 1, $s); + } elsif (my $cn = $child->next) { + $rv .= $pad . $mapping->{$cn->messageid}->[1]; + } + } + if (my $next = $node->next) { + my $nmid = $next->messageid; + $rv .= $pad . $mapping->{$nmid}->[1]; + my $nnext = $nr_s - $idx; + if ($nnext > 2) { + my $s = ($nnext - 1).' subsequent siblings'; + $rv .= pad_link($nmid, $level, $s); + } elsif (my $nn = $next->next) { + $rv .= $pad . $mapping->{$nn->messageid}->[1]; + } + } + $rv .= "<a\nhref=#e$id\nid=m$id>_</a> "; + $rv .= "<a\nhref=#r$id>$s_s, $s_c; $ctx->{s_nr}</a>\n"; } sub walk_thread { - my ($th, $state, $cb) = @_; + my ($th, $ctx, $cb) = @_; my @q = map { (0, $_) } $th->rootset; while (@q) { my $level = shift @q; my $node = shift @q or next; - $cb->($state, $level, $node); + $cb->($ctx, $level, $node); unshift @q, $level+1, $node->child, $level, $node->next; } } -# only private functions below. - -sub emit_thread_html { - my ($res, $ctx, $foot, $srch) = @_; - my $mid = $ctx->{mid}; - my $flat = $ctx->{flat}; - my $msgs = load_results($srch->get_thread($mid, { asc => $flat })); - my $nr = scalar @$msgs; - return missing_thread($res, $ctx) if $nr == 0; - my $seen = {}; - my $state = { - res => $res, - ctx => $ctx, - seen => $seen, - root_anchor => anchor_for($mid), - anchor_idx => 0, - cur_level => 0, - }; - - require PublicInbox::Git; - $ctx->{git} ||= PublicInbox::Git->new($ctx->{git_dir}); - if ($flat) { - pre_anchor_entry($seen, $_) for (@$msgs); - __thread_entry($state, $_, 0) for (@$msgs); - } else { - walk_thread(thread_results($msgs), $state, *thread_entry); - if (my $max = $state->{cur_level}) { - $state->{fh}->write( - ('</ul></li>' x ($max - 1)) . '</ul>'); - } +sub pre_thread { + my ($ctx, $level, $node) = @_; + my $mapping = $ctx->{mapping}; + my $idx = -1; + if (my $parent = $node->parent) { + my $m = $mapping->{$parent->messageid}->[0]; + $idx = scalar @$m; + push @$m, $node; } + $mapping->{$node->messageid} = [ [], '', $node, $idx, $level ]; + skel_dump($ctx, $level, $node); +} - # there could be a race due to a message being deleted in git - # but still being in the Xapian index: - my $fh = delete $state->{fh} or return missing_thread($res, $ctx); - - my $final_anchor = $state->{anchor_idx}; - my $next = "<a\nid=s$final_anchor>"; - $next .= $final_anchor == 1 ? 'only message in' : 'end of'; - $next .= " thread</a>, back to <a\nhref=\"../../\">index</a>"; - $next .= "\ndownload thread: "; - $next .= "<a\nhref=\"../t.mbox.gz\">mbox.gz</a>"; - $next .= " / follow: <a\nhref=\"../t.atom\">Atom feed</a>"; - $fh->write('<hr /><pre>' . $next . "\n\n". - $foot . '</pre></body></html>'); - $fh->close; +sub thread_index_entry { + my ($ctx, $level, $mime) = @_; + my ($beg, $end) = thread_adj_level($ctx, $level); + $beg . '<pre>' . index_entry($mime, $ctx, 0) . '</pre>' . $end; } -sub index_walk { - my ($fh, $upfx, $p) = @_; - my $s = add_text_body($upfx, $p); +sub stream_thread ($$) { + my ($th, $ctx) = @_; + my $inbox = $ctx->{-inbox}; + my $mime; + my @q = map { (0, $_) } $th->rootset; + my $level; + while (@q) { + $level = shift @q; + my $node = shift @q or next; + unshift @q, $level+1, $node->child, $level, $node->next; + $mime = $inbox->msg_by_mid($node->messageid) and last; + } + return missing_thread($ctx) unless $mime; - return if $s eq ''; + $mime = Email::MIME->new($mime); + $ctx->{-title_html} = ascii_html($mime->header('Subject')); + $ctx->{-html_tip} = thread_index_entry($ctx, $level, $mime); + my $body = PublicInbox::WwwStream->new($ctx, sub { + return unless $ctx; + while (@q) { + $level = shift @q; + my $node = shift @q or next; + unshift @q, $level+1, $node->child, $level, $node->next; + my $mid = $node->messageid; + if ($mime = $inbox->msg_by_mid($mid)) { + $mime = Email::MIME->new($mime); + return thread_index_entry($ctx, $level, $mime); + } else { + return ghost_index_entry($ctx, $level, $mid); + } + } + my $ret = join('', thread_adj_level($ctx, 0)); + $ret .= ${$ctx->{dst}}; # skel + $ctx = undef; + $ret; + }); + [ 200, ['Content-Type', 'text/html; charset=UTF-8'], $body ]; +} - $fh->write($s); +sub thread_html { + my ($ctx) = @_; + my $mid = $ctx->{mid}; + my $sres = $ctx->{srch}->get_thread($mid, { asc => 1 }); + my $msgs = load_results($sres); + my $nr = $sres->{total}; + return missing_thread($ctx) if $nr == 0; + my $skel = '<hr /><pre>'; + $skel .= $nr == 1 ? 'only message in thread' : 'end of thread'; + $skel .= ", back to <a\nhref=\"../../\">index</a>"; + $skel .= "\n<a\nid=t>$nr+ messages in thread:</a> (download: "; + $skel .= "<a\nhref=\"../t.mbox.gz\">mbox.gz</a>"; + $skel .= " / follow: <a\nhref=\"../t.atom\">Atom feed</a>)\n"; + $ctx->{-upfx} = '../../'; + $ctx->{cur_level} = 0; + $ctx->{dst} = \$skel; + $ctx->{prev_attr} = ''; + $ctx->{prev_level} = 0; + $ctx->{root_anchor} = anchor_for($mid); + $ctx->{seen} = {}; + $ctx->{mapping} = {}; + $ctx->{s_nr} = "$nr+ messages in thread"; + + my $th = thread_results($msgs); + walk_thread($th, $ctx, *pre_thread); + $skel .= '</pre>'; + return stream_thread($th, $ctx) unless $ctx->{flat}; + + # flat display: lazy load the full message from mini_mime: + my $inbox = $ctx->{-inbox}; + my $mime; + while ($mime = shift @$msgs) { + $mime = $inbox->msg_by_mid(mid_clean(mid_mime($mime))) and last; + } + return missing_thread($ctx) unless $mime; + $mime = Email::MIME->new($mime); + $ctx->{-title_html} = ascii_html($mime->header('Subject')); + $ctx->{-html_tip} = '<pre>'.index_entry($mime, $ctx, scalar @$msgs); + $mime = undef; + my $body = PublicInbox::WwwStream->new($ctx, sub { + return unless $msgs; + while ($mime = shift @$msgs) { + $mid = mid_clean(mid_mime($mime)); + $mime = $inbox->msg_by_mid($mid) and last; + } + if ($mime) { + $mime = Email::MIME->new($mime); + return index_entry($mime, $ctx, scalar @$msgs); + } + $msgs = undef; + '</pre>'.$skel; + }); + [ 200, ['Content-Type', 'text/html; charset=UTF-8'], $body ]; } sub multipart_text_as_html { @@ -384,7 +502,7 @@ sub thread_skel { my $mid = mid_clean($hdr->header_raw('Message-ID')); my $sres = $srch->get_thread($mid); my $nr = $sres->{total}; - my $expand = qq(<a\nhref="${tpfx}t/#u">expand</a> ) . + my $expand = qq(<a\nhref="${tpfx}T/#u">expand</a> ) . qq(/ <a\nhref="${tpfx}t.mbox.gz">mbox.gz</a> ) . qq(/ <a\nhref="${tpfx}t.atom">Atom feed</a>); @@ -405,17 +523,12 @@ sub thread_skel { $$dst .= qq! / <a\nhref="#b">[top]</a>)\n!; my $subj = $srch->subject_path($hdr->header('Subject')); - my $state = { - seen => { $subj => 1 }, - srch => $srch, - cur => $mid, - prev_attr => '', - prev_level => 0, - upfx => "$tpfx../", - dst => $dst, - }; - walk_thread(thread_results(load_results($sres)), $state, *skel_dump); - $ctx->{next_msg} = $state->{next_msg}; + $ctx->{seen} = { $subj => 1 }; + $ctx->{cur} = $mid; + $ctx->{prev_attr} = ''; + $ctx->{prev_level} = 0; + $ctx->{dst} = $dst; + walk_thread(thread_results(load_results($sres)), $ctx, *skel_dump); $ctx->{parent_msg} = $parent; } @@ -543,31 +656,7 @@ sub linkify_ref_nosrch { sub anchor_for { my ($msgid) = @_; - my $id = $msgid; - if ($id !~ /\A[a-f0-9]{40}\z/) { - $id = id_compress(mid_clean($id), 1); - } - 'm' . $id; -} - -sub thread_html_head { - my ($hdr, $state) = @_; - my $res = delete $state->{res} or die "BUG: no Plack callback in {res}"; - my $fh = $res->([200, ['Content-Type'=> 'text/html; charset=UTF-8']]); - $state->{fh} = $fh; - - my $s = ascii_html($hdr->header('Subject')); - $fh->write("<html><head><title>$s</title>". - qq{<link\nrel=alternate\ntitle="Atom feed"\n} . - qq!href="../t.atom"\ntype="application/atom+xml"/>! . - PublicInbox::Hval::STYLE . - "</head><body>"); -} - -sub pre_anchor_entry { - my ($seen, $mime) = @_; - my $id = anchor_for(mid_mime($mime)); - $seen->{$id} = "#$id"; # save the anchor for children, later + 'm' . id_compress($msgid, 1); } sub ghost_parent { @@ -581,84 +670,11 @@ sub ghost_parent { qq{[parent not found: <<a\nhref="$upfx$href/">$html</a>>]}; } -sub thread_adj_level { - my ($state, $level) = @_; - - my $max = $state->{cur_level}; - if ($level <= 0) { - return '' if $max == 0; # flat output - - # reset existing lists - my $x = $max > 1 ? ('</ul></li>' x ($max - 1)) : ''; - $state->{fh}->write($x . '</ul>'); - $state->{cur_level} = 0; - return ''; - } - if ($level == $max) { # continue existing list - $state->{fh}->write('<li>'); - } elsif ($level < $max) { - my $x = $max > 1 ? ('</ul></li>' x ($max - $level)) : ''; - $state->{fh}->write($x .= '<li>'); - $state->{cur_level} = $level; - } else { # ($level > $max) # start a new level - $state->{cur_level} = $level; - $state->{fh}->write(($max ? '<li>' : '') . '<ul><li>'); - } - '</li>'; -} - -sub ghost_flush { - my ($state, $upfx, $mid, $level) = @_; - my $end = '<pre>'. ghost_parent($upfx, $mid) . '</pre>'; - $state->{fh}->write($end .= thread_adj_level($state, $level)); -} - -sub __thread_entry { - my ($state, $mime, $level) = @_; - - # lazy load the full message from mini_mime: - $mime = eval { - my $mid = mid_clean(mid_mime($mime)); - $state->{ctx}->{-inbox}->msg_by_mid($mid); - } or return; - $mime = Email::MIME->new($mime); - - thread_html_head($mime, $state) if $state->{anchor_idx} == 0; - if (my $ghost = delete $state->{ghost}) { - # n.b. ghost messages may only be parents, not children - foreach my $g (@$ghost) { - ghost_flush($state, '../../', @$g); - } - } - my $end = thread_adj_level($state, $level); - index_entry($mime, $level, $state); - $state->{fh}->write($end) if $end; - - 1; -} - sub indent_for { my ($level) = @_; INDENT x ($level - 1); } -sub __ghost_prepare { - my ($state, $node, $level) = @_; - my $ghost = $state->{ghost} ||= []; - push @$ghost, [ $node->messageid, $level ]; -} - -sub thread_entry { - my ($state, $level, $node) = @_; - if (my $mime = $node->message) { - unless (__thread_entry($state, $mime, $level)) { - __ghost_prepare($state, $node, $level); - } - } else { - __ghost_prepare($state, $node, $level); - } -} - sub load_results { my ($sres) = @_; @@ -681,10 +697,9 @@ sub thread_results { } sub missing_thread { - my ($res, $ctx) = @_; + my ($ctx) = @_; require PublicInbox::ExtMsg; - - $res->(PublicInbox::ExtMsg::ext_msg($ctx)) + PublicInbox::ExtMsg::ext_msg($ctx); } sub _msg_date { @@ -696,73 +711,94 @@ sub _msg_date { sub fmt_ts { POSIX::strftime('%Y-%m-%d %k:%M', gmtime($_[0])) } sub _skel_header { - my ($state, $hdr, $level) = @_; + my ($ctx, $hdr, $level) = @_; - my $dst = $state->{dst}; - my $cur = $state->{cur}; + my $dst = $ctx->{dst}; + my $cur = $ctx->{cur}; my $mid = mid_clean($hdr->header_raw('Message-ID')); my $f = ascii_html($hdr->header('X-PI-From')); - my $d = _msg_date($hdr); - my $pfx = "$d " . indent_for($level) . th_pfx($level); + my $d = _msg_date($hdr) . ' ' . indent_for($level) . th_pfx($level); my $attr = $f; - $state->{first_level} ||= $level; + $ctx->{first_level} ||= $level; - if ($attr ne $state->{prev_attr} || $state->{prev_level} > $level) { - $state->{prev_attr} = $attr; + if ($attr ne $ctx->{prev_attr} || $ctx->{prev_level} > $level) { + $ctx->{prev_attr} = $attr; } else { $attr = ''; } - $state->{prev_level} = $level; + $ctx->{prev_level} = $level; if ($cur) { if ($cur eq $mid) { - delete $state->{cur}; - $$dst .= "$pfx<b><a\nid=r\nhref=\"#t\">". + delete $ctx->{cur}; + $$dst .= $d; + $$dst .= "<b><a\nid=r\nhref=\"#t\">". "$attr [this message]</a></b>\n"; - return; } } else { - $state->{next_msg} ||= $mid; + $ctx->{next_msg} ||= $mid; } # Subject is never undef, this mail was loaded from # our Xapian which would've resulted in '' if it were # really missing (and Filter rejects empty subjects) my $s = $hdr->header('Subject'); - my $h = $state->{srch}->subject_path($s); - if ($state->{seen}->{$h}) { + my $h = $ctx->{srch}->subject_path($s); + if ($ctx->{seen}->{$h}) { $s = undef; } else { - $state->{seen}->{$h} = 1; + $ctx->{seen}->{$h} = 1; $s = PublicInbox::Hval->new($s); $s = $s->as_html; } my $m = PublicInbox::Hval->new_msgid($mid); - $m = $state->{upfx} . $m->as_href . '/'; - $$dst .= "$pfx<a\nhref=\"$m\">"; - $$dst .= defined($s) ? "$s</a> $f\n" : "$f</a>\n"; + my $id = ''; + my $mapping = $ctx->{mapping}; + my $end = defined($s) ? "$s</a> $f\n" : "$f</a>\n"; + if ($mapping) { + my $map = $mapping->{$mid}; + $id = id_compress($mid, 1); + $m = '#m'.$id; + $map->[1] = "$d<a\nhref=\"$m\">$end"; + $id = "\nid=r".$id; + } else { + $m = $ctx->{-upfx}.$m->as_href.'/'; + } + $$dst .= $d . "<a\nhref=\"$m\"$id>" . $end; } sub skel_dump { - my ($state, $level, $node) = @_; + my ($ctx, $level, $node) = @_; if (my $mime = $node->message) { - my $hdr = $mime->header_obj; - my $mid = mid_clean($hdr->header_raw('Message-ID')); - _skel_header($state, $hdr, $level); + _skel_header($ctx, $mime->header_obj, $level); } else { my $mid = $node->messageid; - my $dst = $state->{dst}; + my $dst = $ctx->{dst}; + my $mapping = $ctx->{mapping}; + my $map = $mapping->{$mid} if $mapping; if ($mid eq 'subject dummy') { - $$dst .= "\t[no common parent]\n"; + my $ncp = "\t[no common parent]\n"; + $map->[1] = $ncp if $map; + $$dst .= $ncp; + return; + } + my $d = $ctx->{pct} ? ' [irrelevant] ' # search result + : ' [not found] '; + $d .= indent_for($level) . th_pfx($level); + my $upfx = $ctx->{-upfx}; + my $m = PublicInbox::Hval->new_msgid($mid); + my $href = $upfx . $m->as_href . '/'; + my $html = $m->as_html; + + if ($map) { + my $id = id_compress($mid, 1); + $map->[1] = $d . qq{<<a\nhref=#r$id>$html</a>>\n}; + $d .= qq{<<a\nhref="$href"\nid=r$id>$html</a>>\n}; } else { - $$dst .= ' [not found] '; - $$dst .= indent_for($level) . th_pfx($level); - $mid = PublicInbox::Hval->new_msgid($mid); - my $href = $state->{upfx} . $mid->as_href . '/'; - my $html = $mid->as_html; - $$dst .= qq{<<a\nhref="$href">$html</a>>\n}; + $d .= qq{<<a\nhref="$href">$html</a>>\n}; } + $$dst .= $d; } } @@ -782,8 +818,8 @@ sub _tryload_ghost ($$) { # accumulate recent topics if search is supported # returns 1 if done, undef if not sub add_topic { - my ($state, $level, $node) = @_; - my $srch = $state->{srch}; + my ($ctx, $level, $node) = @_; + my $srch = $ctx->{srch}; my $mid = $node->messageid; my $x = $node->message || _tryload_ghost($srch, $mid); my ($subj, $ts); @@ -796,21 +832,21 @@ sub add_topic { $ts = -666; $subj = "<$mid>"; } - if (++$state->{subjs}->{$subj} == 1) { - push @{$state->{order}}, [ $level, $subj ]; + if (++$ctx->{subjs}->{$subj} == 1) { + push @{$ctx->{order}}, [ $level, $subj ]; } - my $exist = $state->{latest}->{$subj}; + my $exist = $ctx->{latest}->{$subj}; if (!$exist || $exist->[1] < $ts) { - $state->{latest}->{$subj} = [ $mid, $ts ]; + $ctx->{latest}->{$subj} = [ $mid, $ts ]; } } sub emit_topics { - my ($state) = @_; - my $order = $state->{order}; - my $subjs = $state->{subjs}; - my $latest = $state->{latest}; - my $fh = $state->{fh}; + my ($ctx) = @_; + my $order = $ctx->{order}; + my $subjs = $ctx->{subjs}; + my $latest = $ctx->{latest}; + my $fh = $ctx->{fh}; return $fh->write("\n[No topics in range]</pre>") unless scalar @$order; my $pfx; my $prev = 0; @@ -837,7 +873,7 @@ sub emit_topics { } $subj = PublicInbox::Hval->new($subj)->as_html; - $cur->[1] .= "<a\nhref=\"$mid/t/#u\"><b>$subj</b></a>\n"; + $cur->[1] .= "<a\nhref=\"$mid/T/#u\"><b>$subj</b></a>\n"; $ts = fmt_ts($ts); my $attr = " $ts UTC"; @@ -859,23 +895,53 @@ sub emit_topics { } sub emit_index_topics { - my ($state) = @_; - my ($off) = (($state->{ctx}->{cgi}->param('o') || '0') =~ /(\d+)/); - $state->{order} = []; - $state->{subjs} = {}; - $state->{latest} = {}; + my ($ctx) = @_; + my ($off) = (($ctx->{cgi}->param('o') || '0') =~ /(\d+)/); + $ctx->{order} = []; + $ctx->{subjs} = {}; + $ctx->{latest} = {}; my $max = 25; my %opts = ( offset => $off, limit => $max * 4 ); - while (scalar @{$state->{order}} < $max) { - my $sres = $state->{srch}->query('', \%opts); + while (scalar @{$ctx->{order}} < $max) { + my $sres = $ctx->{srch}->query('', \%opts); my $nr = scalar @{$sres->{msgs}} or last; $sres = load_results($sres); - walk_thread(thread_results($sres), $state, *add_topic); + walk_thread(thread_results($sres), $ctx, *add_topic); $opts{offset} += $nr; } - emit_topics($state); + emit_topics($ctx); $opts{offset}; } +sub thread_adj_level { + my ($ctx, $level) = @_; + + my $max = $ctx->{cur_level}; + if ($level <= 0) { + return ('', '') if $max == 0; # flat output + + # reset existing lists + my $beg = $max > 1 ? ('</ul></li>' x ($max - 1)) : ''; + $ctx->{cur_level} = 0; + ("$beg</ul>", ''); + } elsif ($level == $max) { # continue existing list + qw(<li> </li>); + } elsif ($level < $max) { + my $beg = $max > 1 ? ('</ul></li>' x ($max - $level)) : ''; + $ctx->{cur_level} = $level; + ("$beg<li>", '</li>'); + } else { # ($level > $max) # start a new level + $ctx->{cur_level} = $level; + my $beg = ($max ? '<li>' : '') . '<ul><li>'; + ($beg, '</li>'); + } +} + +sub ghost_index_entry { + my ($ctx, $level, $mid) = @_; + my ($beg, $end) = thread_adj_level($ctx, $level); + $beg . '<pre>'. ghost_parent($ctx->{-upfx}, $mid) . '</pre>' . $end; +} + 1; |