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Settings.js
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101 lines (84 loc) · 1.75 KB
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var _ = require('lodash');
var default_settings = {
properties : {
primary_key : "id",
association_key : "{name}_id",
required : false
},
instance : {
cache : true,
cacheSaveCheck : true,
autoSave : false,
autoFetch : false,
autoFetchLimit : 1,
cascadeRemove : true,
returnAllErrors : false
},
connection : {
reconnect : true
}
};
exports.Container = Settings;
exports.defaults = function () {
return default_settings;
};
function Settings(settings) {
this.settings = settings;
return {
set: function (key, value) {
set(key, value, settings);
return this;
},
get: function (key, def) {
return _.cloneDeep(get(key, def, settings));
},
unset: function () {
for (var i = 0; i < arguments.length; i++) {
if (typeof arguments[i] == "string") {
unset(arguments[i], settings);
}
}
return this;
}
};
}
function set(key, value, obj) {
var p = key.indexOf(".");
if (p == -1) {
return obj[key] = value;
}
if (!obj.hasOwnProperty(key.substr(0, p))) {
obj[key.substr(0, p)] = {};
}
return set(key.substr(p + 1), value, obj[key.substr(0, p)]);
}
function get(key, def, obj) {
var p = key.indexOf(".");
if (p == -1) {
if (key == '*') {
return obj;
}
return obj.hasOwnProperty(key) ? obj[key] : def;
}
if (!obj.hasOwnProperty(key.substr(0, p))) {
return def;
}
return get(key.substr(p + 1), def, obj[key.substr(0, p)]);
}
function unset(key, obj) {
var p = key.indexOf(".");
if (p == -1) {
if (key == '*') {
return 'reset';
} else {
delete obj[key];
}
return;
}
if (!obj.hasOwnProperty(key.substr(0, p))) {
return;
}
if (unset(key.substr(p + 1), obj[key.substr(0, p)]) == 'reset') {
obj[key.substr(0, p)] = {};
}
}