From d7064fd5891680592e27257539ef7542c0dac352 Mon Sep 17 00:00:00 2001 From: Oskar Wiksten Date: Tue, 10 Jul 2012 08:41:49 +0200 Subject: [PATCH] Added missing file to last checkin --- AndorsTrailEdit/inc/mustache.js | 597 ++++++++++++++++++++++++++++++++ 1 file changed, 597 insertions(+) create mode 100644 AndorsTrailEdit/inc/mustache.js diff --git a/AndorsTrailEdit/inc/mustache.js b/AndorsTrailEdit/inc/mustache.js new file mode 100644 index 0000000..085d60b --- /dev/null +++ b/AndorsTrailEdit/inc/mustache.js @@ -0,0 +1,597 @@ +/*! + * mustache.js - Logic-less {{mustache}} templates with JavaScript + * http://github.com/janl/mustache.js + */ +var Mustache = (typeof module !== "undefined" && module.exports) || {}; + +(function (exports) { + + exports.name = "mustache.js"; + exports.version = "0.5.1-dev"; + exports.tags = ["{{", "}}"]; + + exports.parse = parse; + exports.clearCache = clearCache; + exports.compile = compile; + exports.compilePartial = compilePartial; + exports.render = render; + + exports.Scanner = Scanner; + exports.Context = Context; + exports.Renderer = Renderer; + + // This is here for backwards compatibility with 0.4.x. + exports.to_html = function (template, view, partials, send) { + var result = render(template, view, partials); + + if (typeof send === "function") { + send(result); + } else { + return result; + } + }; + + var whiteRe = /\s*/; + var spaceRe = /\s+/; + var nonSpaceRe = /\S/; + var eqRe = /\s*=/; + var curlyRe = /\s*\}/; + var tagRe = /#|\^|\/|>|\{|&|=|!/; + + // Workaround for https://issues.apache.org/jira/browse/COUCHDB-577 + // See https://github.com/janl/mustache.js/issues/189 + function testRe(re, string) { + return RegExp.prototype.test.call(re, string); + } + + function isWhitespace(string) { + return !testRe(nonSpaceRe, string); + } + + var isArray = Array.isArray || function (obj) { + return Object.prototype.toString.call(obj) === "[object Array]"; + }; + + // OSWASP Guidlines: escape all non alphanumeric characters in ASCII space. + var jsCharsRe = /[\x00-\x2F\x3A-\x40\x5B-\x60\x7B-\xFF\u2028\u2029]/gm; + + function quote(text) { + var escaped = text.replace(jsCharsRe, function (c) { + return "\\u" + ('0000' + c.charCodeAt(0).toString(16)).slice(-4); + }); + + return '"' + escaped + '"'; + } + + function escapeRe(string) { + return string.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"); + } + + var entityMap = { + "&": "&", + "<": "<", + ">": ">", + '"': '"', + "'": ''', + "/": '/' + }; + + function escapeHtml(string) { + return String(string).replace(/[&<>"'\/]/g, function (s) { + return entityMap[s]; + }); + } + + // Export these utility functions. + exports.isWhitespace = isWhitespace; + exports.isArray = isArray; + exports.quote = quote; + exports.escapeRe = escapeRe; + exports.escapeHtml = escapeHtml; + + function Scanner(string) { + this.string = string; + this.tail = string; + this.pos = 0; + } + + /** + * Returns `true` if the tail is empty (end of string). + */ + Scanner.prototype.eos = function () { + return this.tail === ""; + }; + + /** + * Tries to match the given regular expression at the current position. + * Returns the matched text if it can match, `null` otherwise. + */ + Scanner.prototype.scan = function (re) { + var match = this.tail.match(re); + + if (match && match.index === 0) { + this.tail = this.tail.substring(match[0].length); + this.pos += match[0].length; + return match[0]; + } + + return null; + }; + + /** + * Skips all text until the given regular expression can be matched. Returns + * the skipped string, which is the entire tail of this scanner if no match + * can be made. + */ + Scanner.prototype.scanUntil = function (re) { + var match, pos = this.tail.search(re); + + switch (pos) { + case -1: + match = this.tail; + this.pos += this.tail.length; + this.tail = ""; + break; + case 0: + match = null; + break; + default: + match = this.tail.substring(0, pos); + this.tail = this.tail.substring(pos); + this.pos += pos; + } + + return match; + }; + + function Context(view, parent) { + this.view = view; + this.parent = parent; + this.clearCache(); + } + + Context.make = function (view) { + return (view instanceof Context) ? view : new Context(view); + }; + + Context.prototype.clearCache = function () { + this._cache = {}; + }; + + Context.prototype.push = function (view) { + return new Context(view, this); + }; + + Context.prototype.lookup = function (name) { + var value = this._cache[name]; + + if (!value) { + if (name === ".") { + value = this.view; + } else { + var context = this; + + while (context) { + if (name.indexOf(".") > 0) { + var names = name.split("."), i = 0; + + value = context.view; + + while (value && i < names.length) { + value = value[names[i++]]; + } + } else { + value = context.view[name]; + } + + if (value != null) { + break; + } + + context = context.parent; + } + } + + this._cache[name] = value; + } + + if (typeof value === "function") { + value = value.call(this.view); + } + + return value; + }; + + function Renderer() { + this.clearCache(); + } + + Renderer.prototype.clearCache = function () { + this._cache = {}; + this._partialCache = {}; + }; + + Renderer.prototype.compile = function (tokens, tags) { + var fn = compileTokens(tokens), + self = this; + + return function (view) { + return fn(Context.make(view), self); + }; + }; + + Renderer.prototype.compilePartial = function (name, tokens, tags) { + this._partialCache[name] = this.compile(tokens, tags); + return this._partialCache[name]; + }; + + Renderer.prototype.render = function (template, view) { + var fn = this._cache[template]; + + if (!fn) { + fn = this.compile(template); + this._cache[template] = fn; + } + + return fn(view); + }; + + Renderer.prototype._section = function (name, context, callback) { + var value = context.lookup(name); + + switch (typeof value) { + case "object": + if (isArray(value)) { + var buffer = ""; + for (var i = 0, len = value.length; i < len; ++i) { + buffer += callback(context.push(value[i]), this); + } + return buffer; + } else { + return callback(context.push(value), this); + } + break; + case "function": + var sectionText = callback(context, this), self = this; + var scopedRender = function (template) { + return self.render(template, context); + }; + return value.call(context.view, sectionText, scopedRender) || ""; + break; + default: + if (value) { + return callback(context, this); + } + } + + return ""; + }; + + Renderer.prototype._inverted = function (name, context, callback) { + var value = context.lookup(name); + + // From the spec: inverted sections may render text once based on the + // inverse value of the key. That is, they will be rendered if the key + // doesn't exist, is false, or is an empty list. + if (value == null || value === false || (isArray(value) && value.length === 0)) { + return callback(context, this); + } + + return ""; + }; + + Renderer.prototype._partial = function (name, context) { + var fn = this._partialCache[name]; + + if (fn) { + return fn(context, this); + } + + return ""; + }; + + Renderer.prototype._name = function (name, context, escape) { + var value = context.lookup(name); + + if (typeof value === "function") { + value = value.call(context.view); + } + + var string = (value == null) ? "" : String(value); + + if (escape) { + return escapeHtml(string); + } + + return string; + }; + + /** + * Low-level function that compiles the given `tokens` into a + * function that accepts two arguments: a Context and a + * Renderer. Returns the body of the function as a string if + * `returnBody` is true. + */ + function compileTokens(tokens, returnBody) { + if (typeof tokens === "string") { + tokens = parse(tokens); + } + + var body = ['""']; + var token, method, escape; + + for (var i = 0, len = tokens.length; i < len; ++i) { + token = tokens[i]; + + switch (token.type) { + case "#": + case "^": + method = (token.type === "#") ? "_section" : "_inverted"; + body.push("r." + method + "(" + quote(token.value) + ", c, function (c, r) {\n" + + " " + compileTokens(token.tokens, true) + "\n" + + "})"); + break; + case "{": + case "&": + case "name": + escape = token.type === "name" ? "true" : "false"; + body.push("r._name(" + quote(token.value) + ", c, " + escape + ")"); + break; + case ">": + body.push("r._partial(" + quote(token.value) + ", c)"); + break; + case "text": + body.push(quote(token.value)); + break; + } + } + + // Convert to a string body. + body = "return " + body.join(" + ") + ";"; + + // Good for debugging. + // console.log(body); + + if (returnBody) { + return body; + } + + // For great evil! + return new Function("c, r", body); + } + + function escapeTags(tags) { + if (tags.length === 2) { + return [ + new RegExp(escapeRe(tags[0]) + "\\s*"), + new RegExp("\\s*" + escapeRe(tags[1])) + ]; + } + + throw new Error("Invalid tags: " + tags.join(" ")); + } + + /** + * Forms the given linear array of `tokens` into a nested tree structure + * where tokens that represent a section have a "tokens" array property + * that contains all tokens that are in that section. + */ + function nestTokens(tokens) { + var tree = []; + var collector = tree; + var sections = []; + var token, section; + + for (var i = 0; i < tokens.length; ++i) { + token = tokens[i]; + + switch (token.type) { + case "#": + case "^": + token.tokens = []; + sections.push(token); + collector.push(token); + collector = token.tokens; + break; + case "/": + if (sections.length === 0) { + throw new Error("Unopened section: " + token.value); + } + + section = sections.pop(); + + if (section.value !== token.value) { + throw new Error("Unclosed section: " + section.value); + } + + if (sections.length > 0) { + collector = sections[sections.length - 1].tokens; + } else { + collector = tree; + } + break; + default: + collector.push(token); + } + } + + // Make sure there were no open sections when we're done. + section = sections.pop(); + + if (section) { + throw new Error("Unclosed section: " + section.value); + } + + return tree; + } + + /** + * Combines the values of consecutive text tokens in the given `tokens` array + * to a single token. + */ + function squashTokens(tokens) { + var lastToken; + + for (var i = 0; i < tokens.length; ++i) { + var token = tokens[i]; + + if (lastToken && lastToken.type === "text" && token.type === "text") { + lastToken.value += token.value; + tokens.splice(i--, 1); // Remove this token from the array. + } else { + lastToken = token; + } + } + } + + /** + * Breaks up the given `template` string into a tree of token objects. If + * `tags` is given here it must be an array with two string values: the + * opening and closing tags used in the template (e.g. ["<%", "%>"]). Of + * course, the default is to use mustaches (i.e. Mustache.tags). + */ + function parse(template, tags) { + tags = tags || exports.tags; + var tagRes = escapeTags(tags); + + var scanner = new Scanner(template); + + var tokens = [], // Buffer to hold the tokens + spaces = [], // Indices of whitespace tokens on the current line + hasTag = false, // Is there a {{tag}} on the current line? + nonSpace = false; // Is there a non-space char on the current line? + + // Strips all whitespace tokens array for the current line + // if there was a {{#tag}} on it and otherwise only space. + var stripSpace = function () { + if (hasTag && !nonSpace) { + while (spaces.length) { + tokens.splice(spaces.pop(), 1); + } + } else { + spaces = []; + } + + hasTag = false; + nonSpace = false; + }; + + var type, value, chr; + + while (!scanner.eos()) { + value = scanner.scanUntil(tagRes[0]); + + if (value) { + for (var i = 0, len = value.length; i < len; ++i) { + chr = value[i]; + + if (isWhitespace(chr)) { + spaces.push(tokens.length); + } else { + nonSpace = true; + } + + tokens.push({type: "text", value: chr}); + + if (chr === "\n") { + stripSpace(); // Check for whitespace on the current line. + } + } + } + + // Match the opening tag. + if (!scanner.scan(tagRes[0])) { + break; + } + + hasTag = true; + type = scanner.scan(tagRe) || "name"; + + // Skip any whitespace between tag and value. + scanner.scan(whiteRe); + + // Extract the tag value. + if (type === "=") { + value = scanner.scanUntil(eqRe); + scanner.scan(eqRe); + scanner.scanUntil(tagRes[1]); + } else if (type === "{") { + var closeRe = new RegExp("\\s*" + escapeRe("}" + tags[1])); + value = scanner.scanUntil(closeRe); + scanner.scan(curlyRe); + scanner.scanUntil(tagRes[1]); + } else { + value = scanner.scanUntil(tagRes[1]); + } + + // Match the closing tag. + if (!scanner.scan(tagRes[1])) { + throw new Error("Unclosed tag at " + scanner.pos); + } + + tokens.push({type: type, value: value}); + + if (type === "name" || type === "{" || type === "&") { + nonSpace = true; + } + + // Set the tags for the next time around. + if (type === "=") { + tags = value.split(spaceRe); + tagRes = escapeTags(tags); + } + } + + squashTokens(tokens); + + return nestTokens(tokens); + } + + // The high-level clearCache, compile, compilePartial, and render functions + // use this default renderer. + var _renderer = new Renderer; + + /** + * Clears all cached templates and partials. + */ + function clearCache() { + _renderer.clearCache(); + } + + /** + * High-level API for compiling the given `tokens` down to a reusable + * function. If `tokens` is a string it will be parsed using the given `tags` + * before it is compiled. + */ + function compile(tokens, tags) { + return _renderer.compile(tokens, tags); + } + + /** + * High-level API for compiling the `tokens` for the partial with the given + * `name` down to a reusable function. If `tokens` is a string it will be + * parsed using the given `tags` before it is compiled. + */ + function compilePartial(name, tokens, tags) { + return _renderer.compilePartial(name, tokens, tags); + } + + /** + * High-level API for rendering the `template` using the given `view`. The + * optional `partials` object may be given here for convenience, but note that + * it will cause all partials to be re-compiled, thus hurting performance. Of + * course, this only matters if you're going to render the same template more + * than once. If so, it is best to call `compilePartial` before calling this + * function and to leave the `partials` argument blank. + */ + function render(template, view, partials) { + if (partials) { + for (var name in partials) { + compilePartial(name, partials[name]); + } + } + + return _renderer.render(template, view); + } + +})(Mustache); -- 2.50.1