--- /dev/null
+/*
+Shameless port of a shameless port
+@defunkt => @janl => @aq
+
+See http://github.com/defunkt/mustache for more info.
+*/
+
+;(function($) {
+
+/*
+ mustache.js — Logic-less templates in JavaScript
+
+ See http://mustache.github.com/ for more info.
+*/
+
+var Mustache = function() {
+ var Renderer = function() {};
+
+ Renderer.prototype = {
+ otag: "{{",
+ ctag: "}}",
+ pragmas: {},
+ buffer: [],
+ pragmas_implemented: {
+ "IMPLICIT-ITERATOR": true
+ },
+ context: {},
+
+ render: function(template, context, partials, in_recursion) {
+ // reset buffer & set context
+ if(!in_recursion) {
+ this.context = context;
+ this.buffer = []; // TODO: make this non-lazy
+ }
+
+ // fail fast
+ if(!this.includes("", template)) {
+ if(in_recursion) {
+ return template;
+ } else {
+ this.send(template);
+ return;
+ }
+ }
+
+ template = this.render_pragmas(template);
+ var html = this.render_section(template, context, partials);
+ if(in_recursion) {
+ return this.render_tags(html, context, partials, in_recursion);
+ }
+
+ this.render_tags(html, context, partials, in_recursion);
+ },
+
+ /*
+ Sends parsed lines
+ */
+ send: function(line) {
+ if(line != "") {
+ this.buffer.push(line);
+ }
+ },
+
+ /*
+ Looks for %PRAGMAS
+ */
+ render_pragmas: function(template) {
+ // no pragmas
+ if(!this.includes("%", template)) {
+ return template;
+ }
+
+ var that = this;
+ var regex = new RegExp(this.otag + "%([\\w-]+) ?([\\w]+=[\\w]+)?" +
+ this.ctag);
+ return template.replace(regex, function(match, pragma, options) {
+ if(!that.pragmas_implemented[pragma]) {
+ throw({message:
+ "This implementation of mustache doesn't understand the '" +
+ pragma + "' pragma"});
+ }
+ that.pragmas[pragma] = {};
+ if(options) {
+ var opts = options.split("=");
+ that.pragmas[pragma][opts[0]] = opts[1];
+ }
+ return "";
+ // ignore unknown pragmas silently
+ });
+ },
+
+ /*
+ Tries to find a partial in the curent scope and render it
+ */
+ render_partial: function(name, context, partials) {
+ name = this.trim(name);
+ if(!partials || partials[name] === undefined) {
+ throw({message: "unknown_partial '" + name + "'"});
+ }
+ if(typeof(context[name]) != "object") {
+ return this.render(partials[name], context, partials, true);
+ }
+ return this.render(partials[name], context[name], partials, true);
+ },
+
+ /*
+ Renders inverted (^) and normal (#) sections
+ */
+ render_section: function(template, context, partials) {
+ if(!this.includes("#", template) && !this.includes("^", template)) {
+ return template;
+ }
+
+ var that = this;
+ // CSW - Added "+?" so it finds the tighest bound, not the widest
+ var regex = new RegExp(this.otag + "(\\^|\\#)\\s*(.+)\\s*" + this.ctag +
+ "\n*([\\s\\S]+?)" + this.otag + "\\/\\s*\\2\\s*" + this.ctag +
+ "\\s*", "mg");
+
+ // for each {{#foo}}{{/foo}} section do...
+ return template.replace(regex, function(match, type, name, content) {
+ var value = that.find(name, context);
+ if(type == "^") { // inverted section
+ if(!value || that.is_array(value) && value.length === 0) {
+ // false or empty list, render it
+ return that.render(content, context, partials, true);
+ } else {
+ return "";
+ }
+ } else if(type == "#") { // normal section
+ if(that.is_array(value)) { // Enumerable, Let's loop!
+ return that.map(value, function(row) {
+ return that.render(content, that.create_context(row),
+ partials, true);
+ }).join("");
+ } else if(that.is_object(value)) { // Object, Use it as subcontext!
+ return that.render(content, that.create_context(value),
+ partials, true);
+ } else if(typeof value === "function") {
+ // higher order section
+ return value.call(context, content, function(text) {
+ return that.render(text, context, partials, true);
+ });
+ } else if(value) { // boolean section
+ return that.render(content, context, partials, true);
+ } else {
+ return "";
+ }
+ }
+ });
+ },
+
+ /*
+ Replace {{foo}} and friends with values from our view
+ */
+ render_tags: function(template, context, partials, in_recursion) {
+ // tit for tat
+ var that = this;
+
+ var new_regex = function() {
+ return new RegExp(that.otag + "(=|!|>|\\{|%)?([^\\/#\\^]+?)\\1?" +
+ that.ctag + "+", "g");
+ };
+
+ var regex = new_regex();
+ var tag_replace_callback = function(match, operator, name) {
+ switch(operator) {
+ case "!": // ignore comments
+ return "";
+ case "=": // set new delimiters, rebuild the replace regexp
+ that.set_delimiters(name);
+ regex = new_regex();
+ return "";
+ case ">": // render partial
+ return that.render_partial(name, context, partials);
+ case "{": // the triple mustache is unescaped
+ return that.find(name, context);
+ default: // escape the value
+ return that.escape(that.find(name, context));
+ }
+ };
+ var lines = template.split("\n");
+ for(var i = 0; i < lines.length; i++) {
+ lines[i] = lines[i].replace(regex, tag_replace_callback, this);
+ if(!in_recursion) {
+ this.send(lines[i]);
+ }
+ }
+
+ if(in_recursion) {
+ return lines.join("\n");
+ }
+ },
+
+ set_delimiters: function(delimiters) {
+ var dels = delimiters.split(" ");
+ this.otag = this.escape_regex(dels[0]);
+ this.ctag = this.escape_regex(dels[1]);
+ },
+
+ escape_regex: function(text) {
+ // thank you Simon Willison
+ if(!arguments.callee.sRE) {
+ var specials = [
+ '/', '.', '*', '+', '?', '|',
+ '(', ')', '[', ']', '{', '}', '\\'
+ ];
+ arguments.callee.sRE = new RegExp(
+ '(\\' + specials.join('|\\') + ')', 'g'
+ );
+ }
+ return text.replace(arguments.callee.sRE, '\\$1');
+ },
+
+ /*
+ find `name` in current `context`. That is find me a value
+ from the view object
+ */
+ find: function(name, context) {
+ name = this.trim(name);
+
+ // Checks whether a value is thruthy or false or 0
+ function is_kinda_truthy(bool) {
+ return bool === false || bool === 0 || bool;
+ }
+
+ var value;
+ if(is_kinda_truthy(context[name])) {
+ value = context[name];
+ } else if(is_kinda_truthy(this.context[name])) {
+ value = this.context[name];
+ }
+
+ if(typeof value === "function") {
+ return value.apply(context);
+ }
+ if(value !== undefined) {
+ return value;
+ }
+ // silently ignore unkown variables
+ return "";
+ },
+
+ // Utility methods
+
+ /* includes tag */
+ includes: function(needle, haystack) {
+ return haystack.indexOf(this.otag + needle) != -1;
+ },
+
+ /*
+ Does away with nasty characters
+ */
+ escape: function(s) {
+ s = String(s === null ? "" : s);
+ return s.replace(/&(?!\w+;)|["<>\\]/g, function(s) {
+ switch(s) {
+ case "&": return "&";
+ case "\\": return "\\\\";
+ case '"': return '\"';
+ case "<": return "<";
+ case ">": return ">";
+ default: return s;
+ }
+ });
+ },
+
+ // by @langalex, support for arrays of strings
+ create_context: function(_context) {
+ if(this.is_object(_context)) {
+ return _context;
+ } else {
+ var iterator = ".";
+ if(this.pragmas["IMPLICIT-ITERATOR"]) {
+ iterator = this.pragmas["IMPLICIT-ITERATOR"].iterator;
+ }
+ var ctx = {};
+ ctx[iterator] = _context;
+ return ctx;
+ }
+ },
+
+ is_object: function(a) {
+ return a && typeof a == "object";
+ },
+
+ is_array: function(a) {
+ return Object.prototype.toString.call(a) === '[object Array]';
+ },
+
+ /*
+ Gets rid of leading and trailing whitespace
+ */
+ trim: function(s) {
+ return s.replace(/^\s*|\s*$/g, "");
+ },
+
+ /*
+ Why, why, why? Because IE. Cry, cry cry.
+ */
+ map: function(array, fn) {
+ if (typeof array.map == "function") {
+ return array.map(fn);
+ } else {
+ var r = [];
+ var l = array.length;
+ for(var i = 0; i < l; i++) {
+ r.push(fn(array[i]));
+ }
+ return r;
+ }
+ }
+ };
+
+ return({
+ name: "mustache.js",
+ version: "0.3.1-dev",
+
+ /*
+ Turns a template and view into HTML
+ */
+ to_html: function(template, view, partials, send_fun) {
+ var renderer = new Renderer();
+ if(send_fun) {
+ renderer.send = send_fun;
+ }
+ renderer.render(template, view, partials);
+ if(!send_fun) {
+ return renderer.buffer.join("\n");
+ }
+ },
+ escape : function(text) {
+ return new Renderer().escape(text);
+ }
+ });
+}();
+
+ $.mustache = function(template, view, partials) {
+ return Mustache.to_html(template, view, partials);
+ };
+
+ $.mustache.escape = function(text) {
+ return Mustache.escape(text);
+ };
+
+})(jQuery);