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- var fs = require('fs');
- var path = require('path');
- module.exports = function (template) {
- var cacheStore = template.cache;
- var defaults = template.defaults;
- var rExtname;
-
- defaults.base = '';
- defaults.extname = '.html';
- defaults.encoding = 'utf-8';
- function compileFromFS(filename) {
-
- var source = readTemplate(filename);
- if (typeof source === 'string') {
- return template.compile(source, {
- filename: filename
- });
- }
- }
-
- template.get = function (filename) {
-
- var fn;
- if (cacheStore.hasOwnProperty(filename)) {
-
- fn = cacheStore[filename];
- } else {
- fn = compileFromFS(filename);
- }
- return fn;
- };
-
- function readTemplate (id) {
- id = path.join(defaults.base, id + defaults.extname);
-
- if (id.indexOf(defaults.base) !== 0) {
-
- throw new Error('"' + id + '" is not in the template directory');
- } else {
- try {
- return fs.readFileSync(id, defaults.encoding);
- } catch (e) {}
- }
- }
-
- template.utils.$include = function (filename, data, from) {
-
- from = path.dirname(from);
- filename = path.join(from, filename);
-
- return template.renderFile(filename, data);
- }
-
- template.__express = function (file, options, fn) {
- if (typeof options === 'function') {
- fn = options;
- options = {};
- }
- if (!rExtname) {
-
- rExtname = new RegExp((defaults.extname + '$').replace(/\./g, '\\.'));
- }
- file = file.replace(rExtname, '');
- options.filename = file;
- fn(null, template.renderFile(file, options));
- };
- return template;
- }
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