diff options
Diffstat (limited to 'IkiWiki/Plugin/link.pm')
| -rw-r--r-- | IkiWiki/Plugin/link.pm | 106 |
1 files changed, 82 insertions, 24 deletions
diff --git a/IkiWiki/Plugin/link.pm b/IkiWiki/Plugin/link.pm index 4c1add985..f6c3573f7 100644 --- a/IkiWiki/Plugin/link.pm +++ b/IkiWiki/Plugin/link.pm @@ -7,6 +7,9 @@ use IkiWiki 3.00; my $link_regexp; +my $email_regexp = qr/^.+@.+$/; +my $url_regexp = qr/^(?:[^:]+:\/\/|mailto:).*/i; + sub import { hook(type => "getsetup", id => "link", call => \&getsetup); hook(type => "checkconfig", id => "link", call => \&checkconfig); @@ -20,6 +23,7 @@ sub getsetup () { plugin => { safe => 1, rebuild => 1, + section => "core", }, } @@ -56,10 +60,56 @@ sub checkconfig () { )? # optional \]\] # end of link - }x, + }x; } } +sub is_externallink ($$;$$) { + my $page = shift; + my $url = shift; + my $anchor = shift; + my $force = shift; + + if (defined $anchor) { + $url.="#".$anchor; + } + + if (! $force && $url =~ /$email_regexp/) { + # url looks like an email address, so we assume it + # is supposed to be an external link if there is no + # page with that name. + return (! (bestlink($page, linkpage($url)))) + } + + return ($url =~ /$url_regexp/) +} + +sub externallink ($$;$) { + my $url = shift; + my $anchor = shift; + my $pagetitle = shift; + + if (defined $anchor) { + $url.="#".$anchor; + } + + # build pagetitle + if (! $pagetitle) { + $pagetitle = $url; + # use only the email address as title for mailto: urls + if ($pagetitle =~ /^mailto:.*/) { + $pagetitle =~ s/^mailto:([^?]+).*/$1/; + } + } + + if ($url !~ /$url_regexp/) { + # handle email addresses (without mailto:) + $url = "mailto:" . $url; + } + + return "<a href=\"$url\">$pagetitle</a>"; +} + sub linkify (@) { my %params=@_; my $page=$params{page}; @@ -68,13 +118,17 @@ sub linkify (@) { $params{content} =~ s{(\\?)$link_regexp}{ defined $2 ? ( $1 - ? "[[$2|$3".($4 ? "#$4" : "")."]]" - : htmllink($page, $destpage, linkpage($3), - anchor => $4, linktext => pagetitle($2))) + ? "[[$2|$3".(defined $4 ? "#$4" : "")."]]" + : is_externallink($page, $3, $4) + ? externallink($3, $4, $2) + : htmllink($page, $destpage, linkpage($3), + anchor => $4, linktext => pagetitle($2))) : ( $1 - ? "[[$3".($4 ? "#$4" : "")."]]" - : htmllink($page, $destpage, linkpage($3), - anchor => $4)) + ? "[[$3".(defined $4 ? "#$4" : "")."]]" + : is_externallink($page, $3, $4) + ? externallink($3, $4) + : htmllink($page, $destpage, linkpage($3), + anchor => $4)) }eg; return $params{content}; @@ -86,7 +140,9 @@ sub scan (@) { my $content=$params{content}; while ($content =~ /(?<!\\)$link_regexp/g) { - add_link($page, linkpage($2)); + if (! is_externallink($page, $2, $3, 1)) { + add_link($page, linkpage($2)); + } } } @@ -97,24 +153,26 @@ sub renamepage (@) { my $new=$params{newpage}; $params{content} =~ s{(?<!\\)$link_regexp}{ - my $linktext=$2; - my $link=$linktext; - if (bestlink($page, linkpage($linktext)) eq $old) { - $link=pagetitle($new, 1); - $link=~s/ /_/g; - if ($linktext =~ m/.*\/*?[A-Z]/) { - # preserve leading cap of last component - my @bits=split("/", $link); - $link=join("/", @bits[0..$#bits-1], ucfirst($bits[$#bits])); - } - if (index($linktext, "/") == 0) { - # absolute link - $link="/$link"; + if (! is_externallink($page, $2, $3)) { + my $linktext=$2; + my $link=$linktext; + if (bestlink($page, linkpage($linktext)) eq $old) { + $link=pagetitle($new, 1); + $link=~s/ /_/g; + if ($linktext =~ m/.*\/*?[A-Z]/) { + # preserve leading cap of last component + my @bits=split("/", $link); + $link=join("/", @bits[0..$#bits-1], ucfirst($bits[$#bits])); + } + if (index($linktext, "/") == 0) { + # absolute link + $link="/$link"; + } } + defined $1 + ? ( "[[$1|$link".($3 ? "#$3" : "")."]]" ) + : ( "[[$link". ($3 ? "#$3" : "")."]]" ) } - defined $1 - ? ( "[[$1|$link".($3 ? "#$3" : "")."]]" ) - : ( "[[$link". ($3 ? "#$3" : "")."]]" ) }eg; return $params{content}; |