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/*!
* Connect - methodOverride
* Copyright(c) 2010 Sencha Inc.
* Copyright(c) 2011 TJ Holowaychuk
* MIT Licensed
*/
/**
* Module dependencies.
*/
var deprecate = require('depd')('connect');
var methodOverride = require('method-override');
/**
* Method Override:
*
* See [method-override](https://github.com/expressjs/method-override)
*
* @param {String} key
* @return {Function}
* @api public
*/
module.exports = function(key){
// this is a shim to keep the interface working with method-override@2
var opts = { methods: null };
var prop = key || '_method';
var _headerOverride = methodOverride('X-HTTP-Method-Override', opts);
var _bodyOverride = methodOverride(function(req){
if (req.body && typeof req.body === 'object' && prop in req.body) {
var method = req.body[prop];
delete req.body[prop];
return method;
}
}, opts);
return function(req, res, next){
_bodyOverride(req, res, function(err){
if (err) return next(err);
_headerOverride(req, res, next);
});
};
};
module.exports = deprecate.function(module.exports,
'methodOverride: use method-override npm module instead');
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