335 lines
8.5 KiB
JavaScript
335 lines
8.5 KiB
JavaScript
/**
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* Originally from: https://github.com/jorgeecardona/ansi-to-html
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* Modified by jschorr: Add ability to repeat existing styles and not close them out automatically.
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*/
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angular.module('ansiToHtml', []).value('ansi2html', (function() {
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// Define the styles supported from ANSI.
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var STYLES = {
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'ef0': 'color:#000',
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'ef1': 'color:#A00',
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'ef2': 'color:#0A0',
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'ef3': 'color:#A50',
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'ef4': 'color:#00A',
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'ef5': 'color:#A0A',
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'ef6': 'color:#0AA',
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'ef7': 'color:#AAA',
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'ef8': 'color:#555',
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'ef9': 'color:#F55',
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'ef10': 'color:#5F5',
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'ef11': 'color:#FF5',
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'ef12': 'color:#55F',
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'ef13': 'color:#F5F',
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'ef14': 'color:#5FF',
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'ef15': 'color:#FFF',
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'eb0': 'background-color:#000',
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'eb1': 'background-color:#A00',
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'eb2': 'background-color:#0A0',
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'eb3': 'background-color:#A50',
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'eb4': 'background-color:#00A',
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'eb5': 'background-color:#A0A',
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'eb6': 'background-color:#0AA',
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'eb7': 'background-color:#AAA',
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'eb8': 'background-color:#555',
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'eb9': 'background-color:#F55',
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'eb10': 'background-color:#5F5',
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'eb11': 'background-color:#FF5',
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'eb12': 'background-color:#55F',
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'eb13': 'background-color:#F5F',
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'eb14': 'background-color:#5FF',
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'eb15': 'background-color:#FFF'
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};
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// Define the default styles.
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var DEFAULTS = {
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fg: '#FFF',
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bg: '#000'
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};
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var __slice = [].slice;
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var toHexString = function(num) {
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num = num.toString(16);
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while (num.length < 2) {
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num = "0" + num;
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}
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return num;
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};
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var escapeHtml = function (unsafe) {
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return unsafe
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.replace(/&/g, "&")
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.replace(/</g, "<")
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.replace(/>/g, ">")
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.replace(/"/g, """)
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.replace(/'/g, "'");
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};
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// Define the derived styles.
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[0, 1, 2, 3, 4, 5].forEach(
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function(red) {
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return [0, 1, 2, 3, 4, 5].forEach(
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function(green) {
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return [0, 1, 2, 3, 4, 5].forEach(
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function(blue) {
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var b, c, g, n, r, rgb;
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c = 16 + (red * 36) + (green * 6) + blue;
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r = red > 0 ? red * 40 + 55 : 0;
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g = green > 0 ? green * 40 + 55 : 0;
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b = blue > 0 ? blue * 40 + 55 : 0;
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rgb = ((function() {
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var _i, _len, _ref, _results;
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_ref = [r, g, b];
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_results = [];
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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n = _ref[_i];
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_results.push(toHexString(n));
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}
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return _results;
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})()).join('');
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STYLES["ef" + c] = "color:#" + rgb;
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return STYLES["eb" + c] = "background-color:#" + rgb;
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});
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});
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});
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(function() {
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_results = [];
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for (_i = 0; _i <= 23; _i++){ _results.push(_i); }
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return _results;
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}).apply(this).forEach(
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function(gray) {
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var c, l;
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c = gray + 232;
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l = toHexString(gray * 10 + 8);
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STYLES["ef" + c] = "color:#" + l + l + l;
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return STYLES["eb" + c] = "background-color:#" + l + l + l;
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});
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// Define the filter class which will track all the ANSI style state.
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function Filter(options) {
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this.opts = $.extend(true, DEFAULTS, options || {});
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this.input = [];
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this.stack = [];
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}
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Filter.create = function() {
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return new Filter();
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};
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Filter.prototype.toHtml = function(input) {
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this.resetStyles();
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var html = this.addInputToStream(input) + this.getTeardownHtml();
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this.resetStyles();
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return html;
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};
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Filter.prototype.addInputToStream = function(input) {
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var buf = [];
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this.input = typeof input === 'string' ? [input] : input;
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this.forEach(function(chunk) {
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return buf.push(chunk);
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});
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return buf.join('');
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};
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Filter.prototype.getSetupHtml = function() {
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return this.stack.map(function(data) {
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return data['html'];
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}).join('');
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};
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Filter.prototype.getTeardownHtml = function() {
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var stackCopy = this.stack.slice();
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return stackCopy.reverse().map(function(data) {
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return "</" + data['kind'] + ">";
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}).join('');
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};
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Filter.prototype.forEach = function(callback) {
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var that = this;
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var buf = '';
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var handleDisplay = function(code) {
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code = parseInt(code, 10);
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if (code === -1) {
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callback('<br/>');
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}
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if (code === 0) {
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callback(that.getTeardownHtml());
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that.resetStyles();
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}
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if (code === 1) {
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callback(that.pushTag('b'));
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}
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if (code === 2) {
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}
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if ((2 < code && code < 5)) {
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callback(that.pushTag('u'));
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}
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if ((4 < code && code < 7)) {
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callback(that.pushTag('blink'));
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}
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if (code === 7) {
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}
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if (code === 8) {
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callback(that.pushStyle('display:none'));
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}
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if (code === 9) {
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callback(that.pushTag('strike'));
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}
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if (code === 24) {
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callback(that.closeTag('u'));
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}
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if ((29 < code && code < 38)) {
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callback(that.pushStyle("ef" + (code - 30)));
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}
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if (code === 39) {
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callback(that.pushStyle("color:" + that.opts.fg));
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}
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if ((39 < code && code < 48)) {
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callback(that.pushStyle("eb" + (code - 40)));
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}
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if (code === 49) {
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callback(that.pushStyle("background-color:" + that.opts.bg));
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}
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if ((89 < code && code < 98)) {
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callback(that.pushStyle("ef" + (8 + (code - 90))));
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}
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if ((99 < code && code < 108)) {
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return callback(that.pushStyle("eb" + (8 + (code - 100))));
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}
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};
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this.input.forEach(function(chunk) {
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buf += chunk;
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return that.tokenize(buf, function(tok, data) {
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switch (tok) {
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case 'text':
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return callback(escapeHtml(data));
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case 'display':
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return handleDisplay(data);
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case 'xterm256':
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return callback(that.pushStyle("ef" + data));
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}
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});
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});
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};
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Filter.prototype.pushTag = function(tag, style) {
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if (style == null) {
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style = '';
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}
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if (style.length && style.indexOf(':') === -1) {
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style = STYLES[style];
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}
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var html = ["<" + tag, (style ? " style=\"" + style + "\"" : void 0), ">"].join('');
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this.stack.push({'html': html, 'kind': tag});
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return html;
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};
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Filter.prototype.pushStyle = function(style) {
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return this.pushTag("span", style);
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};
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Filter.prototype.closeTag = function(style) {
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var last;
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if (this.stack.slice(-1)[0]['kind'] === style) {
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last = this.stack.pop();
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}
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if (last != null) {
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return "</" + style + ">";
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}
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};
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Filter.prototype.resetStyles = function() {
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this.stack = [];
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};
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Filter.prototype.tokenize = function(text, callback) {
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var ansiHandler, ansiMatch, ansiMess, handler, i, length, newline, process, realText, remove, removeXterm256, tokens, _j, _len, _results1,
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_this = this;
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ansiMatch = false;
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ansiHandler = 3;
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remove = function(m) {
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return '';
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};
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removeXterm256 = function(m, g1) {
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callback('xterm256', g1);
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return '';
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};
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newline = function(m) {
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if (_this.opts.newline) {
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callback('display', -1);
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} else {
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callback('text', m);
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}
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return '';
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};
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ansiMess = function(m, g1) {
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var code, _j, _len;
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ansiMatch = true;
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if (g1.trim().length === 0) {
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g1 = '0';
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}
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g1 = g1.trimRight(';').split(';');
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for (_j = 0, _len = g1.length; _j < _len; _j++) {
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code = g1[_j];
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callback('display', code);
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}
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return '';
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};
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realText = function(m) {
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callback('text', m);
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return '';
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};
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tokens = [
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{
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pattern: /^\x08+/,
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sub: remove
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}, {
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pattern: /^\x1b\[38;5;(\d+)m/,
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sub: removeXterm256
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}, {
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pattern: /^\n+/,
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sub: newline
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}, {
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pattern: /^\x1b\[((?:\d{1,3};?)+|)m/,
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sub: ansiMess
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}, {
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pattern: /^\x1b\[?[\d;]{0,3}/,
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sub: remove
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}, {
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pattern: /^([^\x1b\x08\n]+)/,
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sub: realText
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}
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];
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process = function(handler, i) {
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var matches;
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if (i > ansiHandler && ansiMatch) {
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return;
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} else {
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ansiMatch = false;
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}
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matches = text.match(handler.pattern);
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text = text.replace(handler.pattern, handler.sub);
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};
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_results1 = [];
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while ((length = text.length) > 0) {
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for (i = _j = 0, _len = tokens.length; _j < _len; i = ++_j) {
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handler = tokens[i];
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process(handler, i);
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}
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if (text.length === length) {
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break;
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} else {
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_results1.push(void 0);
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}
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}
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return _results1;
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};
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return Filter;
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})()); |