gorillajs/app/plugins/ssl/node_modules/yamljs/cli/yaml2json.js

A smart development environment designed to easily install and neatly manage web applications. Gorilla JS frees you from the repetitive daily tasks like apps installation, database management, creation of virtual environment, server configuration… And it

/**
 * yaml2json cli program
 */
 
var YAML = require('../lib/Yaml.js');

var ArgumentParser = require('argparse').ArgumentParser;
var cli = new ArgumentParser({
    prog:           "yaml2json", 
    version:        require('../package.json').version,
    addHelp:        true
});

cli.addArgument(
    ['-p', '--pretty'],
    {
        help:   'Output pretty (indented) JSON.',
        action: 'storeTrue'
    }
);

cli.addArgument(
    ['-i', '--indentation'],
    {
        action: 'store',
        type:   'int', 
        help:   'Number of space characters used to indent code (use with --pretty, default: 2).',
    }
);

cli.addArgument(
    ['-s', '--save'],
    {
        help:   'Save output inside JSON file(s) with the same name.',
        action: 'storeTrue'
    }
);

cli.addArgument(
    ['-r', '--recursive'],
    {
        help:   'If the input is a directory, also find YAML files in sub-directories recursively.',
        action: 'storeTrue'
    }
);

cli.addArgument(
    ['-w', '--watch'],
    {
        help:   'Watch for changes.',
        action: 'storeTrue'
    }
);

cli.addArgument(['input'], {
    help:   'YAML file or directory containing YAML files or - to read YAML from stdin.'
});

try {
    var options = cli.parseArgs();
    var path = require('path');
    var fs   = require('fs');
    var glob = require('glob');
    
    var rootPath = process.cwd();
    var parsePath = function(input) {
        if (input == '-') return '-';
        var output;
        if (!(input != null)) {
            return rootPath;
        }
        output = path.normalize(input);
        if (output.length === 0) {
            return rootPath;
        }
        if (output.charAt(0) !== '/') {
            output = path.normalize(rootPath + '/./' + output);
        }
        if (output.length > 1 && output.charAt(output.length - 1) === '/') {
            return output.substr(0, output.length - 1);
        }
        return output;
    };

    // Find files
    var findFiles = function(input) {
        if (input != '-' && input != null) {
            var isDirectory = fs.statSync(input).isDirectory();
            var files = [];

            if (!isDirectory) {
                files.push(input);
            }
            else {
                if (options.recursive) {
                    files = files.concat(glob.sync(input+'/**/*.yml'));
                    files = files.concat(glob.sync(input+'/**/*.yaml'));
                }
                else {
                    files = files.concat(glob.sync(input+'/*.yml'));
                    files = files.concat(glob.sync(input+'/*.yaml'));
                }
            }
        
            return files;
        }
        return null;
    };

    // Convert to JSON
    var convertToJSON = function(input, pretty, save, spaces, str) {
        var json;
        if (spaces == null) spaces = 2;
        if (str != null) {
            if (pretty) {
                json = JSON.stringify(YAML.parse(str), null, spaces);
            }
            else {
                json = JSON.stringify(YAML.parse(str));
            }
        } else {
            if (pretty) {
                json = JSON.stringify(YAML.parseFile(input), null, spaces);
            }
            else {
                json = JSON.stringify(YAML.parseFile(input));
            }
        }
    
        if (!save || input == null) {
            // Ouput result
            process.stdout.write(json+"\n");
        }
        else {
            var output;
            if (input.substring(input.length-4) == '.yml') {
                output = input.substr(0, input.length-4) + '.json';
            }
            else if (input.substring(input.length-5) == '.yaml') {
                output = input.substr(0, input.length-5) + '.json';
            }
            else {
                output = input + '.json';
            }
        
            // Write file
            var file = fs.openSync(output, 'w+');
            fs.writeSync(file, json);
            fs.closeSync(file);
            process.stdout.write("saved "+output+"\n");
        }
    };

    var input = parsePath(options.input);
    var mtimes = [];

    var runCommand = function() {
        try {
            var files = findFiles(input);
            if (files != null) {
                var len = files.length;

                for (var i = 0; i < len; i++) {
                    var file = files[i];
                    var stat = fs.statSync(file);
                    var time = stat.mtime.getTime();
                    if (!stat.isDirectory()) {
                        if (!mtimes[file] || mtimes[file] < time) {
                            mtimes[file] = time;
                            convertToJSON(file, options.pretty, options.save, options.indentation);
                        }
                    }
                }
            } else {
                // Read from STDIN
                var stdin = process.openStdin();
                var data = "";
                stdin.on('data', function(chunk) {
                    data += chunk;
                });
                stdin.on('end', function() {
                    convertToJSON(null, options.pretty, options.save, options.indentation, data);
                });
            }
        } catch (e) {
            process.stderr.write((e.message ? e.message : e)+"\n");
        }
    };

    if (!options.watch) {
        runCommand();
    } else {
        runCommand();
        setInterval(runCommand, 1000);
    } 
} catch (e) {
    process.stderr.write((e.message ? e.message : e)+"\n");
}