diff options
Diffstat (limited to 'lib/VNDB/BBCode.pm')
| -rw-r--r-- | lib/VNDB/BBCode.pm | 59 |
1 files changed, 46 insertions, 13 deletions
diff --git a/lib/VNDB/BBCode.pm b/lib/VNDB/BBCode.pm index d11171c5..f6ab93d9 100644 --- a/lib/VNDB/BBCode.pm +++ b/lib/VNDB/BBCode.pm @@ -8,6 +8,10 @@ use TUWF::XML 'xml_escape'; our @EXPORT = qw/bb2html bb2text bb_subst_links/; # Supported BBCode: +# [b] .. [/b] +# [i] .. [/i] +# [u] .. [/u] +# [s] .. [/s] # [spoiler] .. [/spoiler] # [quote] .. [/quote] # [code] .. [/code] @@ -17,7 +21,8 @@ our @EXPORT = qw/bb2html bb2text bb_subst_links/; # dblink: v+, v+.+, d+#+, d+#+.+ # # Permitted nesting of formatting codes: -# spoiler -> url, raw, link, dblink +# inline = b,i,u,s,spoiler +# inline -> inline, url, raw, link, dblink # quote -> anything # code -> nothing # url -> raw @@ -29,10 +34,18 @@ our @EXPORT = qw/bb2html bb2text bb_subst_links/; # Returns: ($token, @arg) on successful parse, () otherwise. # Trivial open and close actions +sub _b_start { if(lc$_[1] eq '[b]') { push @{$_[0]}, 'b'; ('b_start') } else { () } } +sub _i_start { if(lc$_[1] eq '[i]') { push @{$_[0]}, 'i'; ('i_start') } else { () } } +sub _u_start { if(lc$_[1] eq '[u]') { push @{$_[0]}, 'u'; ('u_start') } else { () } } +sub _s_start { if(lc$_[1] eq '[s]') { push @{$_[0]}, 's'; ('s_start') } else { () } } sub _spoiler_start { if(lc$_[1] eq '[spoiler]') { push @{$_[0]}, 'spoiler'; ('spoiler_start') } else { () } } sub _quote_start { if(lc$_[1] eq '[quote]') { push @{$_[0]}, 'quote'; ('quote_start') } else { () } } sub _code_start { if(lc$_[1] eq '[code]') { push @{$_[0]}, 'code'; ('code_start') } else { () } } sub _raw_start { if(lc$_[1] eq '[raw]') { push @{$_[0]}, 'raw'; ('raw_start') } else { () } } +sub _b_end { if(lc$_[1] eq '[/b]') { pop @{$_[0]}; ('b_end' ) } else { () } } +sub _i_end { if(lc$_[1] eq '[/i]') { pop @{$_[0]}; ('i_end' ) } else { () } } +sub _u_end { if(lc$_[1] eq '[/u]') { pop @{$_[0]}; ('u_end' ) } else { () } } +sub _s_end { if(lc$_[1] eq '[/s]') { pop @{$_[0]}; ('s_end' ) } else { () } } sub _spoiler_end { if(lc$_[1] eq '[/spoiler]') { pop @{$_[0]}; ('spoiler_end') } else { () } } sub _quote_end { if(lc$_[1] eq '[/quote]' ) { pop @{$_[0]}; ('quote_end' ) } else { () } } sub _code_end { if(lc$_[1] eq '[/code]' ) { pop @{$_[0]}; ('code_end' ) } else { () } } @@ -65,10 +78,15 @@ sub _link { # Permitted actions to take in each state. The actions are run in order, if # none succeed then the token is passed through as text. # The "current state" is the most recent tag in the stack, or '' if no tags are open. +my @INLINE = (\&_link, \&_url_start, \&_raw_start, \&_b_start, \&_i_start, \&_u_start, \&_s_start, \&_spoiler_start); my %STATE = ( - '' => [ \&_link, \&_url_start, \&_raw_start, \&_spoiler_start, \&_quote_start, \&_code_start], - spoiler => [\&_spoiler_end, \&_link, \&_url_start, \&_raw_start], - quote => [\&_quote_end, \&_link, \&_url_start, \&_raw_start, \&_spoiler_start, \&_quote_start, \&_code_start], + '' => [ @INLINE, \&_quote_start, \&_code_start], + b => [\&_b_end, @INLINE], + i => [\&_i_end, @INLINE], + u => [\&_u_end, @INLINE], + s => [\&_s_end, @INLINE], + spoiler => [\&_spoiler_end, @INLINE], + quote => [\&_quote_end, @INLINE, \&_quote_start, \&_code_start], code => [\&_code_end ], url => [\&_url_end, \&_raw_start], raw => [\&_raw_end ], @@ -88,6 +106,14 @@ my %STATE = ( # # Tags: # text -> literal text, $raw is the text to display +# b_start -> start bold +# b_end -> end +# i_start -> start italic +# i_end -> end +# u_start -> start underline +# u_end -> end +# s_start -> start strike +# s_end -> end # spoiler_start -> start a spoiler # spoiler_end -> end # quote_start -> start a quote @@ -111,11 +137,11 @@ sub parse { my @stack; while($raw =~ m{(?: - \[ \/? (?i: spoiler|quote|code|url|raw ) [^\s\]]* \] | # tag - d[1-9][0-9]* \# [1-9][0-9]* (?: \.[1-9][0-9]* )? | # d+#+[.+] - [tdvprcs][1-9][0-9]*\.[1-9][0-9]* | # v+.+ - [tdvprcsugi][1-9][0-9]* | # v+ - (?:https?|ftp)://[^><"\n\s\]\[]+[\d\w=/-] # link + \[ \/? (?i: b|i|u|s|spoiler|quote|code|url|raw ) [^\s\]]* \] | # tag + d[1-9][0-9]* \# [1-9][0-9]* (?: \.[1-9][0-9]* )? | # d+#+[.+] + [tdvprcs][1-9][0-9]*\.[1-9][0-9]* | # v+.+ + [tdvprcsugi][1-9][0-9]* | # v+ + (?:https?|ftp)://[^><"\n\s\]\[]+[\d\w=/-] # link )}xg) { my $token = $&; my $pre = substr $raw, $last, $-[0]-$last; @@ -149,7 +175,7 @@ FINAL: # charspoil: # 0/undef/missing: Output <b class="spoiler">.. -# 1: Output 'charspoil_*' classes +# 1: Deprecated # 2: Just output 'hidden by spoiler setting' message # 3: Just output the spoilers, unmarked sub bb2html { @@ -190,13 +216,20 @@ sub bb2html { if($tag eq 'text') { $ret .= $e->($raw); + } elsif($tag eq 'b_start') { $ret .= '<b>'; + } elsif($tag eq 'b_end') { $ret .= '</b>'; + } elsif($tag eq 'i_start') { $ret .= '<em>'; + } elsif($tag eq 'i_end') { $ret .= '</em>'; + } elsif($tag eq 'u_start') { $ret .= '<span class="underline">'; + } elsif($tag eq 'u_end') { $ret .= '</span>'; + } elsif($tag eq 's_start') { $ret .= '<s>'; + } elsif($tag eq 's_end') { $ret .= '</s>'; + } elsif($tag eq 'spoiler_start') { $ret .= !$charspoil ? '<b class="spoiler">' : - $charspoil == 1 ? '<b class="grayedout charspoil charspoil_-1"><hidden by spoiler settings></b><span class="charspoil charspoil_2">' : - $charspoil == 2 ? '<b class="grayedout charspoil charspoil_-1"><hidden by spoiler settings></b><!--' : ''; + $charspoil == 2 ? '<b class="grayedout"><hidden by spoiler settings></b><!--' : ''; } elsif($tag eq 'spoiler_end') { $ret .= !$charspoil ? '</b>' : - $charspoil == 1 ? '</span>' : $charspoil == 2 ? '-->' : ''; } elsif($tag eq 'quote_start') { |