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dlFiles.js
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dlFiles.js
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/*
* "dlFiles()"
* =====================================================================
*
* Used in both the "getAllFiles()" and "getSingle()" functions
* "file" param represents the file to be downloaded
* "folder" param defines which folder the file's in...
* ...which is either "source-spa" or "source-wordpress"
*
* "dlFiles()" performs the following steps:
* 1. Builds GitHub repo link for the file that needs to be downloaded
* 2. Checks to see if this file doesn't already exist
* 3. Downloads the file if it DOES NOT exist
* 4. Doesn't downloads the file if it DOES exist, then sends a message
* 5. Stops the Node "fs" process
*/
// Bring in Node modules
var fs = require( 'fs' ), // Read files with Node's fs module
chalk = require( 'chalk' ), // Colorize console messages
Download = require( 'download' ), // Download files
progress = require( 'download-status' );
function dlFiles( file, folder ) {
// Root URL for downloading files from GitHub
// Concatenate this to other variables create absolute file references
// Used in both "getAllFiles()" and "getSingleFile()" functions
// Change this value if you want to download it from another repo
var githubRoot = 'https://raw.githubusercontent.com/kaidez/kdz/master/source-';
// Build GitHub repo link
var getFile = githubRoot + folder + '/' + file;
// Use Node "fs.open" to check if the file exists
fs.open( file, 'rs', function( err, fd ) {
if ( err && err.code == 'ENOENT' ) {
// If the file DOES NOT exists, download it
var download = new Download( { strip: 1 } )
.get( getFile )
.dest( '.' )
.use( progress() );
// Throw an error if the file can't be downloaded
download.run( function ( err ) {
if ( err ) {
throw err;
}
});
} else {
// If the file DOES exists, don't download it
// Pass a console message saying so and stop the fs process
console.log( chalk.red( '"' + file + '" exists...don\'t download it.\n' ) );
fs.close( fd );
}
});
} // end "dlFiles()"
module.exports = dlFiles;