#
# Extensions - Block elements:
# ----------------------------
+# - [x] Automatic <section>-wrapping (custom)
# - ? Heading identifiers (php md, pandoc)
# - [x] Automatic heading identifiers (custom)
# - [x] Fenced code blocks (php md, pandoc)
return text;
}
-function URL ( text ) {
+function URL ( text, sharp ) {
gsub( /&/, "%26", text );
gsub( /"/, "%22", text );
gsub( /'/, "%27", text );
gsub( /`/, "%60", text );
gsub( /\?/, "%3F", text );
- gsub( /#/, "%23", text );
+ if (sharp) gsub( /#/, "%23", text );
gsub( /\[/, "%5B", text );
gsub( /\]/, "%5D", text );
gsub( / /, "%20", text );
title = gensub(/^!\[([^]]*)\]\(([^"\)]+)([ \t]+"([^"]+)")?\)(\{([a-zA-Z \t-]*)\})?/, "\\4", "g", substr(line, 1, len) );
attrib = gensub(/^!\[([^]]*)\]\(([^"\)]+)([ \t]+"([^"]+)")?\)(\{([a-zA-Z \t-]*)\})?/, "\\6", "g", substr(line, 1, len) );
if ( title && attrib ) {
- return "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\" title=\"" HTML(title) "\" class=\"" HTML(attrib) "\">" \
+ return "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\" title=\"" HTML(title) "\" class=\"" HTML(attrib) "\">" \
inline( substr( line, len + 1) );
} else if ( title ) {
- return "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\" title=\"" HTML(title) "\">" \
+ return "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\" title=\"" HTML(title) "\">" \
inline( substr( line, len + 1) );
} else if ( attrib ) {
- return "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\" class=\"" HTML(attrib) "\">" \
+ return "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\" class=\"" HTML(attrib) "\">" \
inline( substr( line, len + 1) );
} else {
- return "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\">" \
+ return "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\">" \
inline( substr( line, len + 1) );
}
id = gensub(/^!\[([^\n]*)\] ?\[([^\n]*)\].*/, "\\2", 1, substr(line, 1, len) );
if ( ! id ) id = text;
if ( rl_href[id] && rl_title[id] ) {
- return "<img src=\"" URL(rl_href[id]) "\" alt=\"" HTML(text) "\" title=\"" HTML(rl_title[id]) "\">" \
+ return "<img src=\"" URL(rl_href[id], 1) "\" alt=\"" HTML(text) "\" title=\"" HTML(rl_title[id]) "\">" \
inline( substr( line, len + 1) );
} else if ( rl_href[id] ) {
- return "<img src=\"" URL(rl_href[id]) "\" alt=\"" HTML(text) "\">" \
+ return "<img src=\"" URL(rl_href[id], 1) "\" alt=\"" HTML(text) "\">" \
inline( substr( line, len + 1) );
} else {
return "" HTML(substr(line, 1, len)) inline( substr(line, len + 1) );
}
}
+function headline( hlvl, htxt, LOCAL, sec, n, HL) {
+ split( gensub( /^(.* )?([0-9]+( [0-9]+){5})$/, "\\2" ,"1", hstack), HL);
+
+ for ( n = hlvl; n <= 6; n++ ) { sec = sec (HL[n]?"</section>":""); }
+ HL[hlvl]++; for ( n = hlvl + 1; n <= 6; n++) { HL[n] = 0;}
+ hid = HL[1]; for ( n = 2; n <= hlvl; n++) { hid = hid "." HL[n] ; }
+ # hid = hid ":" URL(htxt, 1);
+
+ hstack = gensub( /^(.* )?([0-9]+( [0-9]+){5})$/, "\\1" ,"1", hstack) \
+ HL[1] " " HL[2] " " HL[3] " " HL[4] " " HL[5] " " HL[6];
+
+ return sec "<section class=\"h" hlvl "\" id=\"" hid "\">" \
+ "<h" hlvl ">" inline( htxt ) \
+ "<a class=\"anchor\" href=\"#" hid "\"></a>" \
+ "</h" hlvl ">\n\n";
+}
+
# Nested Block, resets heading counters
-function _nblock( block, LOCAL, st, len, hlvl, htxt, hlsav, sec, guard, code, indent, attrib ) {
- hlsav = HL[1] " " HL[2] " " HL[3] " " HL[4] " " HL[5] " " HL[6];
- HL[1] = 0; HL[2] = 0; HL[3] = 0; HL[4] = 0; HL[5] = 0; HL[6] = 0;
+function _nblock( block, LOCAL, hlsav, sec ) {
+ hlsav = hstack;
+ hstack = hstack " 0 0 0 0 0 0";
+
+ # Block Level
+ blvl++;
block = _block( block );
+ split( gensub( /^(.* )?([0-9]+( [0-9]+){5})$/, "\\2" ,"1", hstack), HL);
sec = ""; for ( n = 1; n <= 6; n++ ) { sec = sec (HL[n]?"</section>":""); }
- split(hlsav, HL);
+ hstack = hlsav; blvl--;
return block sec;
}
# First Order Heading H1
} else if ( match( block, /^[^\n]+\n===+(\n|$)/ ) ) {
- len = RLENGTH; sec = "";
- for ( n = 1; n <= 6; n++ ) { sec = sec (HL[n]?"</section>":""); }
- HL[1]++; HL[2] = 0; HL[3] = 0; HL[4] = 0; HL[5] = 0; HL[6] = 0;
- return sec "<section id=\"" HL[1] ":" URL(gensub( /\n.*$/, "", "g", block )) "\"><h1>" \
- inline( gensub( /\n.*$/, "", "g", block ) ) \
- "<a class=\"anchor\" href=\"#" HL[1] ":" \
- URL(gensub( /\n.*$/, "", "g", block )) "\"></a></h1>\n\n" \
+ len = RLENGTH;
+
+ return headline(1, gensub( /\n.*$/, "", "g", block )) \
_block( substr( block, len + 1 ) );
# Second Order Heading H2
} else if ( match( block, /^[^\n]+\n---+(\n|$)/ ) ) {
- len = RLENGTH; sec = "";
- for ( n = 2; n <= 6; n++ ) { sec = sec (HL[n]?"</section>":""); }
- HL[2]++; HL[3] = 0; HL[4] = 0; HL[5] = 0; HL[6] = 0;
- return sec "<section id=\"" HL[1] "." HL[2] ":" URL(gensub( /\n.*$/, "", "g", block )) "\">" \
- "<h2>" inline( gensub( /\n.*$/, "", "g", block ) ) \
- "<a class=\"anchor\" href=\"#" HL[1] "." HL[2] ":" \
- URL(gensub( /\n.*$/, "", "g", block )) "\"></a></h2>\n\n" \
+ len = RLENGTH;
+
+ return headline(2, gensub( /\n.*$/, "", "g", block )) \
_block( substr( block, len + 1) );
# Nth Order Heading H1 H2 H3 H4 H5 H6
} else if ( match( block, /^#{1,6}[ \t]*[^\n]+([ \t]*#*)(\n|$)/ ) ) {
- len = RLENGTH; sec = "";
- hlvl = length( gensub( /^(#{1,6}).*$/, "\\1", "g", block ) );
- htxt = gensub(/^#{1,6}[ \t]*(([^ \t\n]+|[ \t]+[^ \t\n#]|[ \t]+#+[^\n#])+)([ \t]*#*)(\n.*)?$/, "\\1", 1, block);
- for ( n = hlvl; n <= 6; n++ ) { sec = sec (HL[n]?"</section>":""); }
- HL[hlvl]++; for ( n = hlvl + 1; n <= 6; n++) { HL[n] = 0;}
- hid = HL[1]; for ( n = 2; n <= hlvl; n++) { hid = hid "." HL[n] ; }
- return sec "<section id=\"" hid ":" URL(htxt) "\"><h" hlvl ">" inline( htxt ) \
- "<a class=\"anchor\" href=\"#" hid "\"></a></h" hlvl ">\n\n" \
+ len = RLENGTH;
+
+ return headline( \
+ length( gensub( /^(#{1,6}).*$/, "\\1", "g", block ) ), \
+ gensub(/^#{1,6}[ \t]*(([^ \t\n]+|[ \t]+[^ \t\n#]|[ \t]+#+[^\n#])+)([ \t]*#*)(\n.*)?$/, "\\1", 1, block) \
+ ) \
_block( substr( block, len + 1) );
# block images (wrapped in <figure>)
title = gensub(/^!\[([^]]*)\]\(([^"\)]+)([ \t]+"([^"]+)")?\)(\{([a-zA-Z \t-]*)\})?(\n.*)?$/, "\\4", "g", block);
attrib = gensub(/^!\[([^]]*)\]\(([^"\)]+)([ \t]+"([^"]+)")?\)(\{([a-zA-Z \t-]*)\})?(\n.*)?$/, "\\6", "g", block);
if ( title && attrib ) {
- return "<figure data-src=\"" URL(href) "\" class=\"" HTML(attrib) "\">" \
- "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\" class=\"" HTML(attrib) "\">" \
+ return "<figure data-src=\"" URL(href, 1) "\" class=\"" HTML(attrib) "\">" \
+ "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\" class=\"" HTML(attrib) "\">" \
"<figcaption>" inline(title) "</figcaption>" \
"</figure>\n\n" \
_block( substr( block, len + 1) );
} else if ( title ) {
- return "<figure data-src=\"" URL(href) "\">" \
- "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\">" \
+ return "<figure data-src=\"" URL(href, 1) "\">" \
+ "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\">" \
"<figcaption>" inline(title) "</figcaption>" \
"</figure>\n\n" \
_block( substr( block, len + 1) );
} else if ( attrib ) {
- return "<figure data-src=\"" URL(href) "\" class=\"" HTML(attrib) "\">" \
- "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\" class=\"" HTML(attrib) "\">" \
+ return "<figure data-src=\"" URL(href, 1) "\" class=\"" HTML(attrib) "\">" \
+ "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\" class=\"" HTML(attrib) "\">" \
"</figure>\n\n" \
_block( substr( block, len + 1) );
} else {
- return "<figure data-src=\"" URL(href) "\">" \
- "<img src=\"" URL(href) "\" alt=\"" HTML(text) "\">" \
+ return "<figure data-src=\"" URL(href, 1) "\">" \
+ "<img src=\"" URL(href, 1) "\" alt=\"" HTML(text) "\">" \
"</figure>\n\n" \
_block( substr( block, len + 1) );
}
id = gensub(/^!\[([^\n]*)\] ?\[([^\n]*)\](\n.*)?$/, "\\2", 1, block);
if ( ! id ) id = text;
if ( rl_href[id] && rl_title[id] ) {
- return "<figure data-src=\"" URL(rl_href[id]) "\">" \
- "<img src=\"" URL(rl_href[id]) "\" alt=\"" HTML(text) "\">" \
+ return "<figure data-src=\"" URL(rl_href[id], 1) "\">" \
+ "<img src=\"" URL(rl_href[id], 1) "\" alt=\"" HTML(text) "\">" \
"<figcaption>" inline(rl_title[id]) "</figcaption>" \
"</figure>\n\n" \
_block( substr( block, len + 1) );
} else if ( rl_href[id] ) {
- return "<figure data-src=\"" URL(rl_href[id]) "\">" \
- "<img src=\"" URL(rl_href[id]) "\" alt=\"" HTML(text) "\">" \
+ return "<figure data-src=\"" URL(rl_href[id], 1) "\">" \
+ "<img src=\"" URL(rl_href[id], 1) "\" alt=\"" HTML(text) "\">" \
"</figure>\n\n" \
_block( substr( block, len + 1) );
} else {