158 lines
6.1 KiB
JavaScript
158 lines
6.1 KiB
JavaScript
/*
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* Copyright (C) 2014 Glyptodon LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/**
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* A directive that allows editing of a connection parameter.
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*/
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angular.module('manage').directive('guacConnectionParameter', [function connectionParameter() {
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return {
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// Element only
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restrict: 'E',
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replace: true,
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scope: {
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/**
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* The protocol this parameter is associated with.
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*
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* @type Protocol
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*/
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protocol : '=',
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/**
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* The unique name of this parameter within the protocol
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* definition.
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*
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* @type String
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*/
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name : '=',
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/**
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* The current map of parameter names to their corresponding string
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* values.
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*
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* @type Object.<String, String>
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*/
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parameters : '='
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},
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templateUrl: 'app/manage/templates/connectionParameter.html',
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controller: ['$scope', '$q', function connectionParameterController($scope, $q) {
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/**
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* Deferred load of the parameter definition, pending availability
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* of the protocol definition as a whole.
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*
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* @type Deferred
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*/
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var parameterDefinitionAvailable = $q.defer();
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/**
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* Populates the parameter definition on the scope as
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* <code>$scope.parameter</code> if both the parameter name and
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* protocol definition are available. If either are unavailable,
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* this function has no effect.
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*/
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var retrieveParameterDefinition = function retrieveParameterDefinition() {
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// Both name and protocol are needed to retrieve the parameter definition
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if (!$scope.name || !$scope.protocol)
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return;
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// Once protocol definition is available, locate parameter definition by name
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$scope.protocol.parameters.forEach(function findParameter(parameter) {
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if (parameter.name === $scope.name) {
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$scope.parameter = parameter;
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parameterDefinitionAvailable.resolve(parameter);
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}
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});
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};
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// Load parameter definition once protocol definition is available.
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$scope.$watch('name', retrieveParameterDefinition);
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$scope.$watch('protocol', retrieveParameterDefinition);
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// Update typed value when parameter set is changed
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$scope.$watch('parameters', function setParameters(parameters) {
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// Don't bother if no parameters were provided
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if (!parameters)
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return;
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// Wait for parameter definition
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parameterDefinitionAvailable.promise.then(function setTypedValue() {
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// Pull parameter value
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var value = parameters[$scope.name];
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// Coerce numeric strings to numbers
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if ($scope.parameter.type === 'NUMERIC')
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$scope.typedValue = (value ? Number(value) : null);
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// Coerce boolean strings to boolean values
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else if ($scope.parameter.type === 'BOOLEAN')
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$scope.typedValue = (value === $scope.parameter.value);
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// All other parameter types are represented internally as strings
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else
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$scope.typedValue = value || '';
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});
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});
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// Update string value in parameter set when typed value is changed
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$scope.$watch('typedValue', function typedValueChanged(typedValue) {
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// Don't bother if there's nothing to set
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if (!$scope.parameters)
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return;
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// Wait for parameter definition
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parameterDefinitionAvailable.promise.then(function setValue() {
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// Convert numeric values back into strings
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if ($scope.parameter.type === 'NUMERIC') {
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if (!typedValue)
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$scope.parameters[$scope.name] = '';
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else
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$scope.parameters[$scope.name] = typedValue.toString();
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}
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// Convert boolean values back into strings based on protocol description
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else if ($scope.parameter.type === 'BOOLEAN')
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$scope.parameters[$scope.name] = (typedValue ? $scope.parameter.value : '');
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// All other parameter types are already strings
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else
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$scope.parameters[$scope.name] = typedValue || '';
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});
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}); // end watch typedValue
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}] // end controller
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};
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}]); |