Support recursive put

[perso/Immae/Projets/Nodejs/Surfer.git] / cli / config.js

diff --git a/cli/config.js b/cli/config.js
new file mode 100644 (file)
index 0000000..a3708b8
--- /dev/null
+++ b/cli/config.js
@@ -0,0 +1,62 @@
+/* jshint node:true */
+
+'use strict';
+
+var fs = require('fs'),
+    path = require('path'),
+    safe = require('safetydance'),
+    _ = require('underscore');
+
+exports = module.exports = {
+    clear: clear,
+    set: set,
+    get: get,
+    unset: unset,
+    has: has,
+
+    // convenience
+    server: function () { return get('server'); }
+};
+
+var HOME = process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE;
+var CONFIG_FILE_PATH = path.join(HOME, '.surfer.json');
+
+var gConfig = (function () {
+    return safe.JSON.parse(safe.fs.readFileSync(CONFIG_FILE_PATH)) || {};
+})();
+
+function save() {
+    fs.writeFileSync(CONFIG_FILE_PATH, JSON.stringify(gConfig, null, 4));
+}
+
+function clear() {
+    safe.fs.unlinkSync(CONFIG_FILE_PATH);
+}
+
+function set(key, value) {
+    if (typeof key === 'object') {
+        _.extend(gConfig, key);
+    } else {
+        safe.set(gConfig, key, value);
+    }
+    save();
+}
+
+function get(key) {
+    return safe.query(gConfig, key);
+}
+
+function unset(key /*, .... */) {
+    for (var i = 0; i < arguments.length; i++) {
+        gConfig = safe.unset(gConfig, arguments[i]);
+    }
+
+    save();
+}
+
+function has(key /*, ... */) {
+    for (var i = 0; i < arguments.length; i++) {
+        if (!(arguments[i] in gConfig)) return false;
+    }
+    return true;
+}