import mirc/irssi colorcodes

2 files changed, 169 insertions, 2 deletions

diff --git a/js/clipboard.js b/js/clipboard.js
index d2d1592..b20528a 100644
--- a/js/clipboard.js
+++ b/js/clipboard.js
@@ -9,7 +9,7 @@ var clipboard = (function () {
       import_ascii.addEventListener("change", exports.setFormat("ascii"))
       import_irssi.addEventListener("change", exports.setFormat("irssi"))
       import_mirc.addEventListener("change", exports.setFormat("mirc"))
-      import_button.addEventListener("click", exports.import_text)
+      import_button.addEventListener("click", exports.import_colorcode)
       import_html.addEventListener("click", exports.import_html)
       export_button.addEventListener("click", exports.export_data)
       import_textarea.addEventListener("focus", exports.focus)
@@ -112,10 +112,46 @@ var clipboard = (function () {
         })
       })
     },
+   
+    import_colorcode: function () {
+      var data = import_textarea.value
+      
+      var irssi_style_regex = /^\s*\/exec -out printf "/;
+
+      // turn irssi style into mirc style
+      if (data.match(irssi_style_regex)){
+        data = data.replace(/\\x03/gm, '\x03')
+        data = data.replace(/\\n/gm, '\n')
+        data = data.replace(irssi_style_regex, '')
+        data = data.replace(/"\s*$/, '')
+      }
+
+      // not a colorcode
+      if (!data.match(/\x03/))
+        return exports.import_text();
+
+      var json = colorcode_to_json(data)
+
+      canvas.resize(json.w, json.h)
+      canvas.clear()
+
+      for (var y = 0, line; line = json.lines[y]; y++){
+        var row = canvas.aa[y]
+        for (var x = 0, char; char = line[x]; x++){
+          var lex = row[x]
+          lex.char = String.fromCharCode(char.value)
+          lex.fg = char.fg
+          lex.bg = char.bg
+          lex.opacity = 1
+          lex.build()
+        }
+      }
+     
+    },
     
     import_text: function () {
       var data = import_textarea.value
-      lines = data.split("\n")
+      var lines = data.split("\n")
       var width = lines.reduce(function(a,b){ console.log(a,b); return Math.max(a, b.length) }, 0)
       var height = lines.length
       if (width > 200) {
diff --git a/js/parse.js b/js/parse.js
new file mode 100644
index 0000000..8697afd
--- /dev/null
+++ b/js/parse.js
@@ -0,0 +1,131 @@
+(function(){
+
+var char_color = '\x03';
+var regexp_color = /(^[\d]{1,2})?(?:,([\d]{1,2}))?/;
+
+var style_chars = {
+  '\x02': 'bold',
+  '\x1d': 'italic',
+  '\x1f': 'underline',
+  '\x0f': 'reset',
+  '\x16': 'inverse'
+};
+
+var Style = function(style){
+  this.b = style.b;
+  this.i = style.i;
+  this.u = style.u;
+  this.fg = style.fg;
+  this.bg = style.bg;
+};
+
+var style_fns = {};
+
+style_fns.bold = function(style){ style.b = !style.b };
+
+style_fns.italic = function(style){ style.i = !style.i };
+
+style_fns.underline = function(style){ style.u = !style.u };
+
+style_fns.inverse = function(style){
+  var tmp = style.fg;
+  style.fg = style.bg;
+  style.bg = tmp;
+};
+
+style_fns.reset = function(style, base_style){
+  style.b =  base_style.b;
+  style.i =  base_style.i;
+  style.u =  base_style.u;
+  style.fg = base_style.fg;
+  style.bg = base_style.bg;
+};
+
+var colorcode_to_json = function(string, opts){
+  opts = opts || {};
+  var d = colorcode_to_json.defaults;
+
+  var base_style = {
+    b:  "b" in opts ? opts.b : d.b,
+    i:  "i" in opts ? opts.i : d.i,
+    u:  "u" in opts ? opts.u : d.u,
+    fg: "fg" in opts ? opts.fg : d.fg,
+    bg: "bg" in opts ? opts.bg : d.bg
+  };
+
+  var lines_in = string.split(/\r?\n/);
+  var lines_out = [];
+  var w = 0, h = 0;
+
+  for (var i=0; i<lines_in.length; i++){
+    var line = lines_in[i];
+    if (line.length === 0) continue; // skip blank lines
+    var json_line = line_to_json(line, base_style);
+    if (w < json_line.length) w = json_line.length;
+    lines_out.push(json_line);
+    h++;
+  }
+
+  return {w:w, h:h, lines:lines_out};
+};
+
+colorcode_to_json.defaults = {
+  b: false
+, i: false
+, u: false
+, fg: 0 
+, bg: 1
+};
+
+var line_to_json = function(line, base_style){
+  var out = [];
+  var pos = -1;
+  var len = line.length -1;
+  var char;
+  var style = new Style(base_style); 
+  
+  while (pos < len){ pos++;
+
+    char = line[pos];
+    
+    // next char is a styling char
+    if (char in style_chars){
+      style_fns[style_chars[char]](style, base_style);
+      continue;
+    }
+
+    // next char is a color styling char, with possible color nums after
+    if (char === char_color){
+      var matches = line.substr(pos+1,5).match(regexp_color);
+      
+      // \x03 without color code is a soft style reset 
+      if (matches[1] === undefined && matches[2] === undefined) {
+        style.fg = base_style.fg;
+        style.bg = base_style.bg;
+        continue;
+      }
+
+      if (matches[1] !== undefined)
+        style.fg = Number(matches[1]);
+
+      if (matches[2] !== undefined)
+        style.bg = Number(matches[2]);
+
+      pos += matches[0].length;
+      continue;
+       
+    }
+
+    // otherwise, next char is treated as normal content
+    var data = new Style(style);
+    //data.value = char;
+    data.value = char.charCodeAt(0);
+
+    out.push(data);
+  }
+  return out;
+};
+
+window.colorcode_to_json = colorcode_to_json;
+
+})();