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GUAC-932: Refactor existing REST service JS into single 'rest' module.

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This commit is contained in:
Michael Jumper
2014-12-11 15:03:57 -08:00
parent dea213e9a1
commit 6d6bf889f2
19 changed files with 17 additions and 120 deletions
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231
guacamole/src/main/webapp/app/rest/services/connectionGroupService.js Normal file
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/*
* Copyright (C) 2014 Glyptodon LLC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/**
* A service for performing useful connection group related functionaltiy.
*/
angular.module('rest').factory('connectionGroupService', ['$injector', function connectionGroupService($injector) {
var connectionGroupDAO = $injector.get('connectionGroupDAO');
var connectionService = $injector.get('connectionService');
var permissionCheckService = $injector.get('permissionCheckService');
var $q = $injector.get('$q');
var displayObjectPreparationService = $injector.get('displayObjectPreparationService');
var service = {};
// Add all groups from this group to the parent group child list
function addToParent(connectionGroup, parentGroup, context, includeConnections) {
// Include connections by default
if(typeof includeConnections === 'undefined')
includeConnections = true;
parentGroup.children.push(connectionGroup);
// Prepare this group for display
displayObjectPreparationService.prepareConnectionGroup(connectionGroup);
if(includeConnections) {
// Get all connections in the group and add them under this connection group
context.openRequest();
connectionService.getConnections(connectionGroup.identifier).success(function fetchConnections(connections) {
for(var i = 0; i < connections.length; i++) {
connections[i].isConnection = true;
connectionGroup.children.push(connections[i]);
}
context.closeRequest();
});
}
// Get all connection groups in the group and repeat
context.openRequest();
connectionGroupDAO.getConnectionGroups(connectionGroup.identifier).success(function fetchConnectionGroups(connectionGroups) {
for(var i = 0; i < connectionGroups.length; i++) {
addToParent(connectionGroups[i], connectionGroup, context, includeConnections);
}
context.closeRequest();
});
}
/**
* Queries all connections and connection groups under the connection group
* with the provided parent ID, and returns them in a heirarchical structure
* with convinient display properties set on the objects.
*
* @param {array} items The root list of connections and groups. Should be an
* initally empty array that will get filled in as the
* connections and groups are loaded.
*
* @param {string} parentID The parent ID for the connection group.
* If not passed in, it will begin with
* the root connection group.
*
* @param {boolean} includeConnections Whether or not to include connections
* in the structure. Defaults to true.
*
* @param {boolean} includeRoot Whether or not to include the root connection group
* in the structure. Defaults to false.
*
* @return {promise} A promise that will be fulfilled when all connections
* and groups have been loaded.
*/
service.getAllGroupsAndConnections = function getAllGroupsAndConnections(items, parentID, includeConnections, includeRoot) {
// Include connections by default
if(typeof includeConnections === 'undefined')
includeConnections = true;
var context = {
// The number of requets to the server currently open
openRequests : 0,
// Create the promise
finishedFetching : $q.defer(),
// Notify the caller that the promise has been completed
complete : function complete() {
this.finishedFetching.resolve(items);
},
/**
* Indicate that a request has been started.
*/
openRequest : function openRequest() {
this.openRequests++;
},
/**
* Indicate that a request has been completed. If this was the last
* open request, fulfill the promise.
*/
closeRequest : function closeRequest() {
if(--this.openRequests === 0)
this.complete();
}
};
// Include the root only if it was asked for
if(includeRoot) {
context.openRequest();
connectionGroupDAO.getConnectionGroup(parentID).success(function setRootGroup (rootGroup) {
items.push(rootGroup);
rootGroup.children = [];
getChildrenOfRootGroup(rootGroup.children);
context.closeRequest();
});
} else {
getChildrenOfRootGroup(items);
}
// Get the children of the root group
function getChildrenOfRootGroup(children) {
context.openRequest();
connectionGroupDAO.getConnectionGroups(parentID).success(function fetchRootConnectionGroups(connectionGroups) {
for(var i = 0; i < connectionGroups.length; i++) {
addToParent(connectionGroups[i], {children: children}, context, includeConnections);
}
if(includeConnections) {
// Get all connections in the root group and add them under this connection group
context.openRequest();
connectionService.getConnections().success(function fetchRootConnections(connections) {
for(var i = 0; i < connections.length; i++) {
// Prepare this connection for display
displayObjectPreparationService.prepareConnection(connections[i]);
children.push(connections[i]);
}
context.closeRequest();
});
}
context.closeRequest();
});
}
// Return the promise
return context.finishedFetching.promise;
};
/**
* Filters the list of connections and groups using the provided permissions.
*
* @param {array} items The heirarchical list of groups and connections.
*
* @param {object} permissionList The list of permissions to use
* when filtering.
*
* @param {object} permissionCriteria A map of object type to permission type(s)
* required for that object type.
*
* @return {array} The filtered list.
*/
service.filterConnectionsAndGroupByPermission = function filterConnectionsAndGroupByPermission(items, permissionList, permissionCriteria) {
var requiredConnectionPermission = permissionCriteria.CONNECTION;
var requiredConnectionGroupPermission = permissionCriteria.CONNECTION_GROUP;
for(var i = 0; i < items.length; i++) {
var item = items[i];
if(item.isConnection && requiredConnectionPermission) {
/*
* If item is a connection and a permission is required for this
* item, check now to see if the permission exists. If not,
* remove the item.
*/
if(!permissionCheckService.checkPermission(permissionList,
"CONNECTION", item.identifier, requiredConnectionPermission)) {
items.splice(i, 1);
continue;
}
}
else {
/*
* If item is a group and a permission is required for this
* item, check now to see if the permission exists. If not,
* remove the item.
*/
if(requiredConnectionGroupPermission) {
if(!permissionCheckService.checkPermission(permissionList,
"CONNECTION_GROUP", item.identifier, requiredConnectionGroupPermission)) {
items.splice(i, 1);
continue;
}
}
// Filter the children of this connection group as well
if(item.children && item.children.length)
service.filterConnectionsAndGroupByPermission(items.children);
}
}
return items;
};
return service;
}]);