Merge pull request #305 from megawac/style-parser
Full mIRC color and style compliance
This commit is contained in:
Mattias Erming
commit
9c8f804d45
@ -879,41 +879,54 @@ button {
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/**
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* Colors
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* http://clrs.cc/
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* IRC Message Styling
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* https://github.com/megawac/irc-style-parser
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* Colours are credit to http://clrs.cc/
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*/
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.color-0, .color-00 { color: #fff; }
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.color-1, .color-01 { color: #000; }
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.color-2, .color-02 { color: #001f3f; }
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.color-3, .color-03 { color: #2ecc40; }
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.color-4, .color-04 { color: #ff4136; }
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.color-5, .color-05 { color: #85144b; }
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.color-6, .color-06 { color: #b10dc9; }
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.color-7, .color-07 { color: #ff851b; }
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.color-8, .color-08 { color: #ffdc00; }
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.color-9, .color-09 { color: #01ff70; }
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.color-10 { color: #39cccc; }
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.color-11 { color: #7fdbff; }
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.color-12 { color: #0074d9; }
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.color-13 { color: #f012be; }
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.color-14 { color: #aaa; }
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.color-15 { color: #ddd; }
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.bg-0, .bg-00 { background: #fff; }
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.bg-1, .bg-01 { background: #000; }
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.bg-2, .bg-02 { background: #001f3f; }
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.bg-3, .bg-03 { background: #2ecc40; }
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.bg-4, .bg-04 { background: #ff4136; }
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.bg-5, .bg-05 { background: #85144b; }
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.bg-6, .bg-06 { background: #b10dc9; }
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.bg-7, .bg-07 { background: #ff851b; }
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.bg-8, .bg-08 { background: #ffdc00; }
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.bg-9, .bg-09 { background: #01ff70; }
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.bg-10 { background: #39cccc; }
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.bg-11 { background: #7fdbff; }
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.bg-12 { background: #0074d9; }
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.bg-13 { background: #f012be; }
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.bg-14 { background: #aaa; }
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.bg-15 { background: #ddd; }
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.irc-fg0 { color: #fff; }
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.irc-fg1 { color: #000; }
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.irc-fg2 { color: #001f3f; }
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.irc-fg3 { color: #2ecc40; }
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.irc-fg4 { color: #ff4136; }
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.irc-fg5 { color: #85144b; }
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.irc-fg6 { color: #b10dc9; }
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.irc-fg7 { color: #ff851b; }
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.irc-fg8 { color: #ffdc00; }
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.irc-fg9 { color: #01ff70; }
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.irc-fg10 { color: #39cccc; }
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.irc-fg11 { color: #7fdbff; }
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.irc-fg12 { color: #0074d9; }
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.irc-fg13 { color: #f012be; }
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.irc-fg14 { color: #aaa; }
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.irc-fg15 { color: #ddd; }
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.irc-bg0 { background: #fff; }
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.irc-bg1 { background: #000; }
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.irc-bg2 { background: #001f3f; }
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.irc-bg3 { background: #2ecc40; }
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.irc-bg4 { background: #ff4136; }
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.irc-bg5 { background: #85144b; }
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.irc-bg6 { background: #b10dc9; }
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.irc-bg7 { background: #ff851b; }
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.irc-bg8 { background: #ffdc00; }
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.irc-bg9 { background: #01ff70; }
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.irc-bg10 { background: #39cccc; }
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.irc-bg11 { background: #7fdbff; }
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.irc-bg12 { background: #0074d9; }
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.irc-bg13 { background: #f012be; }
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.irc-bg14 { background: #aaa; }
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.irc-bg15 { background: #ddd; }
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.irc-bold {
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font-weight: bold;
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}
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.irc-underline {
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text-decoration: underline;
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}
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.irc-italic {
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font-style:italic
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}
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/**
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* TrackpadScrollEmulator
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@ -48,46 +48,96 @@ function uri(text) {
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});
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}
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var regex = {
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color: /\003([0-9]{1,2})[,]?([0-9]{1,2})?([^\003]+)/,
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terminator: /\x0D/,
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styles: [
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[/\002([^\002]+)(\002)?/, ["<b>", "</b>"]],
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[/\037([^\037]+)(\037)?/, ["<u>", "</u>"]],
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]
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};
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function colors(text) {
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if (!text) {
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return text;
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}
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if (regex.terminator.test(text)) {
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return $.map(text.split(regex.terminator), colors);
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}
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if (regex.color.test(text)) {
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var match, bg;
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while (match = regex.color.exec(text)) {
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var color = "color-" + match[1];
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if (match[2]) {
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bg = match[2];
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}
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if (bg) {
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color += " bg-" + bg;
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}
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var text = text.replace(
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match[0],
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"<span class='" + color + "'>" + match[3] + "</span>"
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);
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}
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}
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for (var i in regex.styles) {
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var pattern = regex.styles[i][0];
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var style = regex.styles[i][1];
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if (pattern.test(text)) {
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var match;
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while (match = pattern.exec(text)) {
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text = text.replace(match[0], style[0] + match[1] + style[1]);
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}
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}
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}
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return text;
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/**
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* MIRC compliant colour and style parser
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* Unfortuanately this is a non trivial operation
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* See this branch for source and tests
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* https://github.com/megawac/irc-style-parser/tree/shout
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*/
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var styleCheck_Re = /[\x00-\x1F]/,
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back_re = /^(\d{1,2})(,(\d{1,2}))?/,
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colourKey = "\x03", colour_re = /\x03/g,
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// breaks all open styles ^O (\x0F)
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styleBreak = "\x0F";
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function styleTemplate(settings) {
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return "<span class='" + settings.style + "'>" + settings.text + "</span>";
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}
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var styles = [
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["normal", "\x00", ""], ["underline", "\x1F"],
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["bold", "\x02"], ["italic", "\x1D"]
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].map(function(style) {
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var escaped = encodeURI(style[1]).replace("%", "\\x");
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return {
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name: style[0],
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style: style[2] != null ? style[2] : "irc-" + style[0],
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key: style[1],
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keyregex: new RegExp(escaped + "(.*?)(" + escaped + "|$)")
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};
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});
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//http://www.mirc.com/colors.html
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var colourMap = {};
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for (var colour = 0; colour < 16; colour++) {
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colourMap[colour] = {
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fore: "irc-fg" + colour,
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back: "irc-bg" + colour
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};
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}
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function colors(line) {
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// http://www.mirc.com/colors.html
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// http://www.aviran.org/stripremove-irc-client-control-characters/
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// https://github.com/perl6/mu/blob/master/examples/rules/Grammar-IRC.pm
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// regexs are cruel to parse this thing
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// already done?
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if (!styleCheck_Re.test(line)) return line;
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// split up by the irc style break character ^O
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if (line.indexOf(styleBreak) >= 0) {
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return line.split(styleBreak).map(colors).join("");
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}
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var result = line;
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var parseArr = result.split(colourKey);
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var text, match, colour, background = "";
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for (var i = 0; i < parseArr.length; i++) {
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text = parseArr[i];
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match = text.match(back_re);
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colour = match && colourMap[+match[1]];
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if (!match || !colour) {
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// ^C (no colour) ending. Escape current colour and carry on
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background = "";
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continue;
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}
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// set the background colour
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// we don't overide the background local var to support nesting
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if (colourMap[+match[3]]) {
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background = " " + colourMap[+match[3]].back;
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}
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// update the parsed text result
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result = result.replace(colourKey + text, styleTemplate({
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style: colour.fore + background,
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text: text.slice(match[0].length)
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}));
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}
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// Matching styles (italics/bold/underline)
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// if only colours were this easy...
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styles.forEach(function(style) {
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if (result.indexOf(style.key) < 0) return;
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result = result.replace(style.keyregex, function(match, text) {
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return styleTemplate({
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"style": style.style,
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"text": text
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});
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});
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});
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//replace the reminent colour terminations and be done with it
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return result.replace(colour_re, "");
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}
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