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/* Authors:
* Pavel Zuna <pzuna@redhat.com>
*
* Copyright (C) 2010 Red Hat
* see file 'COPYING' for use and warranty information
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; version 2 only
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* IPA JSON-RPC helper */
var IPA_DEFAULT_JSON_URL = '/ipa/json';
var ipa_json_url;
var ipa_use_static_files;
var ipa_ajax_options = {
type: 'POST',
contentType: 'application/json',
dataType: 'json',
async: true,
processData: false,
};
/* JSON-RPC ID counter */
var ipa_jsonrpc_id = 0;
/* IPA objects data in JSON format */
var ipa_objs = {};
/* initialize the IPA JSON-RPC helper
* arguments:
* url - JSON-RPC URL to use (optional) */
function ipa_init(url, use_static_files, on_win, on_error)
{
if (url)
ipa_json_url = url;
if (use_static_files)
ipa_use_static_files = use_static_files;
$.ajaxSetup(ipa_ajax_options);
ipa_cmd('json_metadata', [], {},
function(data, status, xhr) {
ipa_objs = data.result.result;
if (on_win) on_win(data, status, xhr);
},
on_error
);
}
/* call an IPA command over JSON-RPC
* arguments:
* name - name of the command or method if objname is set
* args - list of positional arguments, e.g. [username]
* options - dict of options, e.g. {givenname: 'Pavel'}
* win_callback - function to call if the JSON request succeeds
* fail_callback - function to call if the JSON request fails
* objname - name of an IPA object (optional) */
function ipa_cmd(name, args, options, win_callback, fail_callback, objname)
{
id = ipa_jsonrpc_id++;
if (objname)
name = objname + '_' + name;
var url = ipa_json_url;
if (!url)
url = IPA_DEFAULT_JSON_URL;
if (ipa_use_static_files)
url += '/' + name + '.json';
var data = {
method: name,
params: [args, options],
id: id,
};
var request = {
url: url,
data: JSON.stringify(data),
success: win_callback,
error: fail_callback,
};
$.ajax(request);
return (id);
}
/* parse query string into key:value dict
* arguments:
* qs - query string (optional) */
function ipa_parse_qs(qs)
{
var dict = {};
if (!qs)
qs = location.hash.substring(1);
qs = qs.replace(/\+/g, ' ');
var args = qs.split('&');
for (var i = 0; i < args.length; ++i) {
var parts = args[i].split('=', 2);
var key = decodeURIComponent(parts[0]);
if (parts.length == 2)
dict[key] = decodeURIComponent(parts[1]);
else
dict[key] = key;
}
return (dict);
}
/* helper function used to retrieve information about an attribute */
function ipa_get_param_info(obj_name, attr)
{
var ipa_obj = ipa_objs[obj_name];
if (!ipa_obj) return null;
var takes_params = ipa_obj.takes_params;
if (!takes_params)
return (null);
for (var i = 0; i < takes_params.length; ++i) {
if (takes_params[i]['name'] == attr)
return (takes_params[i]);
}
return (null);
}
/* helper function used to retrieve attr name with members of type `member` */
function ipa_get_member_attribute(obj_name, member)
{
var ipa_obj = ipa_objs[obj_name];
if (!ipa_obj) return null;
var attribute_members = ipa_obj.attribute_members
for (var a in attribute_members) {
var objs = attribute_members[a];
for (var i = 0; i < objs.length; ++i) {
if (objs[i] == member)
return a;
}
}
return null;
}
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