Added support for package.json file based config.

Updated README.

Author: neogeek

README.md

@@ -19,17 +19,18 @@ $ npm install doxdox -g
 
  Options:
 
- -h, --help     Display this help message.
- -v, --version      Display the current installed version.
- -t, --title        Sets title.
- -d, --description  Sets description.
- -l, --layout       Template to render the documentation with.
- -o, --output       File to save documentation to. Default to stdout.
+  -h, --help        Display this help message.
+  -v, --version     Display the current installed version.
+  -t, --title       Sets title.
+  -d, --description Sets description.
+  -p, --package Sets location of package.json file.
+  -l, --layout      Template to render the documentation with.
+  -o, --output      File to save documentation to. Default to stdout.
 
  Available Layouts:
 
- - Bootstrap (default)      (http://getbootstrap.com/)
- - Markdown         (http://daringfireball.net/projects/markdown/)
+  - Bootstrap (default)   (http://getbootstrap.com/)
+  - Markdown          (http://daringfireball.net/projects/markdown/)
 ```
 
 ##Examples:

bin/doxdox

@@ -1,16 +1,19 @@
 #!/usr/bin/env node
 
-var chalk = require('chalk'),
+var fs = require('fs'),
+    path = require('path'),
+    chalk = require('chalk'),
     doxdox = require('..');
 
 var config = {
-    title: 'Untitled Project',
+    title: '',
     description: '',
     layout: 'bootstrap'
 };
 
 var input = __dirname,
-    output;
+    output,
+    pkg;
 
 var args = process.argv.slice(2),
     value;
@@ -42,6 +45,11 @@ while (args.length) {
         config.layout = args.shift();
         break;
 
+    case '-p':
+    case '--package':
+        pkg = args.shift();
+        break;
+
     case '-o':
     case '--output':
         output = args.shift();
@@ -61,6 +69,7 @@ while (args.length) {
         process.stdout.write(chalk.yellow('  -v, --version') + '\t\tDisplay the current installed version.' + '\n');
         process.stdout.write(chalk.yellow('  -t, --title') + '\t\tSets title.' + '\n');
         process.stdout.write(chalk.yellow('  -d, --description') + '\tSets description.' + '\n');
+        process.stdout.write(chalk.yellow('  -p, --package') + '\tSets location of package.json file.' + '\n');
         process.stdout.write(chalk.yellow('  -l, --layout') + '\t\tTemplate to render the documentation with.' + '\n');
         process.stdout.write(chalk.yellow('  -o, --output') + '\t\tFile to save documentation to. Default to stdout.' + '\n');
         process.stdout.write('\n');
@@ -75,4 +84,46 @@ while (args.length) {
 
 }
 
+var stat;
+
+if (!pkg && fs.existsSync(input)) {
+
+    stat = fs.statSync(input);
+
+    if (stat.isDirectory()) {
+
+        pkg = path.normalize(input + '/package.json');
+
+    } else if (stat.isFile()) {
+
+        pkg = path.normalize(path.dirname(input) + '/package.json');
+
+    }
+
+}
+
+if (fs.existsSync(pkg)) {
+
+    pkg = require(pkg);
+
+    if (pkg.name && !config.title) {
+
+        config.title = pkg.name;
+
+    }
+
+    if (pkg.description && !config.description) {
+
+        config.description = pkg.description;
+
+    }
+
+}
+
+if (!config.title) {
+
+    config.title = 'Untitled Project';
+
+}
+
 doxdox.parseInput(input, output, config);