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/*
* Copyright (c) 2015
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
/* global dav */
(function(dav) {
/**
* Override davclient.js methods with IE-compatible logic
*/
dav.Client.prototype = _.extend({}, dav.Client.prototype, {
/**
* Performs a HTTP request, and returns a Promise
*
* @param {string} method HTTP method
* @param {string} url Relative or absolute url
* @param {Object} headers HTTP headers as an object.
* @param {string} body HTTP request body.
* @return {Promise}
*/
request : function(method, url, headers, body) {
var self = this;
var xhr = this.xhrProvider();
headers = headers || {};
if (this.userName) {
headers.Authorization = 'Basic ' + btoa(this.userName + ':' + this.password);
// xhr.open(method, this.resolveUrl(url), true, this.userName, this.password);
}
xhr.open(method, this.resolveUrl(url), true);
var ii;
for(ii in headers) {
xhr.setRequestHeader(ii, headers[ii]);
}
if (body === undefined) {
xhr.send();
} else {
xhr.send(body);
}
return new Promise(function(fulfill, reject) {
xhr.onreadystatechange = function() {
if (xhr.readyState !== 4) {
return;
}
var resultBody = xhr.response;
if (xhr.status === 207) {
resultBody = self.parseMultiStatus(xhr.responseXML);
}
fulfill({
body: resultBody,
status: xhr.status,
xhr: xhr
});
};
xhr.ontimeout = function() {
reject(new Error('Timeout exceeded'));
};
});
},
_getElementsByTagName: function(node, name, resolver) {
var parts = name.split(':');
var tagName = parts[1];
var namespace = resolver(parts[0]);
// make sure we can get elements
if (typeof node === 'string') {
var parser = new DOMParser()
node = parser.parseFromString(node, 'text/xml')
}
if (node.getElementsByTagNameNS) {
return node.getElementsByTagNameNS(namespace, tagName);
}
return node.getElementsByTagName(name);
},
/**
* Parses a multi-status response body.
*
* @param {string} xmlBody
* @param {Array}
*/
parseMultiStatus : function(doc) {
var result = [];
var resolver = function(foo) {
var ii;
for(ii in this.xmlNamespaces) {
if (this.xmlNamespaces[ii] === foo) {
return ii;
}
}
}.bind(this);
var responses = this._getElementsByTagName(doc, 'd:response', resolver);
var i;
for (i = 0; i < responses.length; i++) {
var responseNode = responses[i];
var response = {
href : null,
propStat : []
};
var hrefNode = this._getElementsByTagName(responseNode, 'd:href', resolver)[0];
response.href = hrefNode.textContent || hrefNode.text;
var propStatNodes = this._getElementsByTagName(responseNode, 'd:propstat', resolver);
var j = 0;
for (j = 0; j < propStatNodes.length; j++) {
var propStatNode = propStatNodes[j];
var statusNode = this._getElementsByTagName(propStatNode, 'd:status', resolver)[0];
var propStat = {
status : statusNode.textContent || statusNode.text,
properties : []
};
var propNode = this._getElementsByTagName(propStatNode, 'd:prop', resolver)[0];
if (!propNode) {
continue;
}
var k = 0;
for (k = 0; k < propNode.childNodes.length; k++) {
var prop = propNode.childNodes[k];
var value = this._parsePropNode(prop);
propStat.properties['{' + prop.namespaceURI + '}' + (prop.localName || prop.baseName)] = value;
}
response.propStat.push(propStat);
}
result.push(response);
}
return result;
}
});
})(dav);
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