add freebsd port

[ikiwiki.git] / IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 761160eca5056d87f947f322c0853060d27a2021..fdb62f7da028f88c139b76949427fb7867767b67 100644 (file)
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -33,7 +33,21 @@ sub defaultconfig () { #{{{
                qr/\.x?html?$/, qr/\.ikiwiki-new$/,
                qr/(^|\/).svn\//, qr/.arch-ids\//, qr/{arch}\//,
                qr/\.dpkg-tmp$/],
-       wiki_link_regexp => qr/\[\[(?:([^\]\|]+)\|)?([^\s\]#]+)(?:#([^\s\]]+))?\]\]/,
+       wiki_link_regexp => qr{
+               \[\[                    # beginning of link
+               (?:
+                       ([^\]\|]+)      # 1: link text
+                       \|              # followed by '|'
+               )?                      # optional
+
+               ([^\s\]#]+)             # 2: page to link to
+               (?:
+                       \#              # '#', beginning of anchor
+                       ([^\s\]]+)      # 3: anchor text
+               )?                      # optional
+
+               \]\]                    # end of link
+       }x,
        wiki_file_regexp => qr/(^[-[:alnum:]_.:\/+]+$)/,
        web_commit_regexp => qr/^web commit (by (.*?(?=: |$))|from (\d+\.\d+\.\d+\.\d+)):?(.*)/,
        verbose => 0,
@@ -192,7 +206,7 @@ sub log_message ($$) { #{{{
 
 sub possibly_foolish_untaint ($) { #{{{
        my $tainted=shift;
-       my ($untainted)=$tainted=~/(.*)/;
+       my ($untainted)=$tainted=~/(.*)/s;
        return $untainted;
 } #}}}
 
@@ -599,7 +613,17 @@ sub preprocess ($$$;$$) { #{{{
                        # Note: preserve order of params, some plugins may
                        # consider it significant.
                        my @params;
-                       while ($params =~ /(?:(\w+)=)?(?:"""(.*?)"""|"([^"]+)"|(\S+))(?:\s+|$)/sg) {
+                       while ($params =~ m{
+                               (?:(\w+)=)?             # 1: named parameter key?
+                               (?:
+                                       """(.*?)"""     # 2: triple-quoted value
+                               |
+                                       "([^"]+)"       # 3: single-quoted value
+                               |
+                                       (\S+)           # 4: unquoted value
+                               )
+                               (?:\s+|$)               # delimiter to next param
+                       }sgx) {
                                my $key=$1;
                                my $val;
                                if (defined $2) {
@@ -647,7 +671,27 @@ sub preprocess ($$$;$$) { #{{{
                }
        };
        
-       $content =~ s{(\\?)\[\[(\w+)\s+((?:(?:\w+=)?(?:""".*?"""|"[^"]+"|[^\s\]]+)\s*)*)\]\]}{$handle->($1, $2, $3)}seg;
+       $content =~ s{
+               (\\?)           # 1: escape?
+               \[\[            # directive open
+               (\w+)           # 2: command
+               \s+
+               (               # 3: the parameters..
+                       (?:
+                               (?:\w+=)?               # named parameter key?
+                               (?:
+                                       """.*?"""       # triple-quoted value
+                                       |
+                                       "[^"]+"         # single-quoted value
+                                       |
+                                       [^\s\]]+        # unquoted value
+                               )
+                               \s*                     # whitespace or end
+                                                       # of directive
+                       )
+               *)              # 0 or more parameters
+               \]\]            # directive closed
+       }{$handle->($1, $2, $3)}sexg;
        return $content;
 } #}}}
 
@@ -977,7 +1021,21 @@ sub pagespec_translate ($) { #{{{
 
        # Convert spec to perl code.
        my $code="";
-       while ($spec=~m/\s*(\!|\(|\)|\w+\([^\)]+\)|[^\s()]+)\s*/ig) {
+       while ($spec=~m{
+               \s*             # ignore whitespace
+               (               # 1: match a single word
+                       \!              # !
+               |
+                       \(              # (
+               |
+                       \)              # )
+               |
+                       \w+\([^\)]+\)   # command(params)
+               |
+                       [^\s()]+        # any other text
+               )
+               \s*             # ignore whitespace
+       }igx) {
                my $word=$1;
                if (lc $word eq "and") {
                        $code.=" &&";
@@ -1056,8 +1114,8 @@ sub match_glob ($$;@) { #{{{
        
        # relative matching
        if ($glob =~ m!^\./!) {
-               $from=~s!/?[^/]+$!!;
-               $glob=~s!^\./!!;
+               $from=~s#/?[^/]+$##;
+               $glob=~s#^\./##;
                $glob="$from/$glob" if length $from;
        }
 
@@ -1083,18 +1141,23 @@ sub match_link ($$;@) { #{{{
 
        # relative matching
        if ($link =~ m!^\.! && defined $from) {
-               $from=~s!/?[^/]+$!!;
-               $link=~s!^\./!!;
+               $from=~s#/?[^/]+$##;
+               $link=~s#^\./##;
                $link="$from/$link" if length $from;
        }
 
        my $links = $IkiWiki::links{$page} or return undef;
        return IkiWiki::FailReason->new("$page has no links") unless @$links;
        my $bestlink = IkiWiki::bestlink($from, $link);
-       return IkiWiki::FailReason->new("no such link") unless length $bestlink;
        foreach my $p (@$links) {
-               return IkiWiki::SuccessReason->new("$page links to $link")
-                       if $bestlink eq IkiWiki::bestlink($page, $p);
+               if (length $bestlink) {
+                       return IkiWiki::SuccessReason->new("$page links to $link")
+                               if $bestlink eq IkiWiki::bestlink($page, $p);
+               }
+               else {
+                       return IkiWiki::SuccessReason->new("$page links to page matching $link")
+                               if match_glob($p, $link, %params);
+               }
        }
        return IkiWiki::FailReason->new("$page does not link to $link");
 } #}}}