lunaisadev-website-old/node_modules/bs-snippet-injector/index.js

119 lines
2.9 KiB
JavaScript

var fs = require("fs");
var path = require("path");
/**
* @type {string}
*/
var PLUGIN_NAME = "Snippet Injector";
/**
* @type
*/
var messages = {
added: function (path) {
return "{green:Snippet added to {cyan:" + path
},
removed: function (path) {
return "{green:Snippet removed from {cyan:" + path
},
exists: function (path) {
return "{green:Snippet already exists in: {cyan:" + path
},
notFound: function (path) {
return "{red:ERROR:} Closing body tag not found in: {cyan:" + path
},
fileNotFound: function (path) {
return "{red:ERROR:} File not found!: {cyan:" + path
}
};
/**
* Main export
* @type {{name: string, plugin: plugin}}
*/
module.exports = {
"plugin:name": PLUGIN_NAME,
plugin: function (opts, bs) {
opts.file = opts.file || "";
opts.currentFilePath = path.resolve(opts.file);
opts.logger = bs.getLogger(PLUGIN_NAME);
opts.logger.debug("Setting events");
bs.events.on("service:running", addSnippet.bind(null, bs, opts));
bs.events.on("service:exit", removeSnippet.bind(null, bs, opts));
}
};
/**
* Add the snippet before a body tag
* @param {BrowserSync} bs
* @param {Object} opts - plugin specific options
*/
function addSnippet(bs, opts) {
var currentFilePath = opts.currentFilePath;
opts.logger.debug("Reading the file: %s", currentFilePath);
var read;
try {
read = fs.readFileSync(currentFilePath, "utf8");
} catch (e) {
opts.errored = true;
return opts.logger.info(messages.fileNotFound(path.basename(currentFilePath)));
}
var found = false;
if (read.indexOf(bs.options.get("snippet")) > -1) {
opts.logger.info(messages.exists(currentFilePath));
return;
}
var modded = read.replace(/<\/body>(?![\s\S]*<\/body>)/, function () {
opts.currentSnippet = wrap(bs.options.get("snippet")) + "\n" + arguments[0];
found = true;
return opts.currentSnippet;
});
if (found) {
opts.logger.debug("Writing the file: %s", currentFilePath);
fs.writeFileSync(currentFilePath, modded);
opts.logger.info(messages.added(path.basename(currentFilePath)));
} else {
opts.logger.info(messages.notFound(path.basename(currentFilePath)));
}
}
/**
* @param item snippet
* @returns {string}
*/
function wrap (item) {
return "<!-- BS:SNIPPET-->" + item + "<!-- BS:SNIPPET:END-->";
}
/**
* @param {BrowserSync} bs
* @param {Object} opts - plugin specific options
*/
function removeSnippet(bs, opts) {
if (opts.errored) {
return;
}
var read = fs.readFileSync(opts.currentFilePath, "utf8");
var modded = read.replace(opts.currentSnippet, function () {
return "</body>";
});
fs.writeFileSync(opts.currentFilePath, modded);
opts.logger.info(messages.removed(path.basename(opts.currentFilePath)));
}