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https://github.com/gyurix1968/guacamole-client.git
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GUAC-1406: Add directive for filtering connection group hierarchies.
This commit is contained in:
Michael Jumper
@@ -0,0 +1,212 @@
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/*
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* Copyright (C) 2015 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 which provides a filtering text input field which automatically
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* produces a filtered subset of the given connection groups.
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*/
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angular.module('groupList').directive('guacGroupListFilter', [function guacGroupListFilter() {
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return {
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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 property to which a subset of the provided map of connection
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* groups will be assigned.
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*
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* @type Array
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*/
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filteredConnectionGroups : '=',
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/**
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* The placeholder text to display within the filter input field
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* when no filter has been provided.
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*
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* @type String
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*/
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placeholder : '&',
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/**
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* The connection groups to filter, as a map of data source
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* identifier to corresponding root group. A subset of this map
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* will be exposed as filteredConnectionGroups.
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*
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* @type Object.<String, ConnectionGroup>
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*/
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connectionGroups : '&',
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/**
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* An array of expressions to filter against for each connection in
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* the hierarchy of connections and groups in the provided map.
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* These expressions must be Angular expressions which resolve to
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* properties on the connections in the provided map.
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*
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* @type String[]
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*/
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connectionProperties : '&',
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/**
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* An array of expressions to filter against for each connection group
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* in the hierarchy of connections and groups in the provided map.
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* These expressions must be Angular expressions which resolve to
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* properties on the connection groups in the provided map.
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*
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* @type String[]
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*/
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connectionGroupProperties : '&'
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},
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templateUrl: 'app/groupList/templates/guacGroupListFilter.html',
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controller: ['$scope', '$injector', function guacGroupListFilterController($scope, $injector) {
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// Required types
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var ConnectionGroup = $injector.get('ConnectionGroup');
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var FilterPattern = $injector.get('FilterPattern');
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/**
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* The pattern object to use when filtering connections.
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*
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* @type FilterPattern
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*/
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var connectionFilterPattern = new FilterPattern($scope.connectionProperties());
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/**
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* The pattern object to use when filtering connection groups.
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*
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* @type FilterPattern
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*/
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var connectionGroupFilterPattern = new FilterPattern($scope.connectionGroupProperties());
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/**
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* The filter search string to use to restrict the displayed
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* connection groups.
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*
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* @type String
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*/
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$scope.searchString = null;
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/**
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* Flattens the connection group hierarchy of the given connection
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* group such that all descendants are copied as immediate
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* children. The hierarchy of nested connection groups is otherwise
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* completely preserved. A connection or connection group nested
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* two or more levels deep within the hierarchy will thus appear
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* within the returned connection group in two places: in its
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* original location AND as an immediate child.
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*
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* @param {ConnectionGroup} connectionGroup
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* The connection group whose descendents should be copied as
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* first-level children.
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*
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* @returns {ConnectionGroup}
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* A new connection group completely identical to the provided
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* connection group, except that absolutely all descendents
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* have been copied into the first level of children.
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*/
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var flattenConnectionGroup = function flattenConnectionGroup(connectionGroup) {
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// Replace connection group with shallow copy
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connectionGroup = new ConnectionGroup(connectionGroup);
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// Ensure child arrays are defined and independent copies
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connectionGroup.childConnections = angular.copy(connectionGroup.childConnections) || [];
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connectionGroup.childConnectionGroups = angular.copy(connectionGroup.childConnectionGroups) || [];
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// Flatten all children to the top-level group
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angular.forEach(connectionGroup.childConnectionGroups, function flattenChild(child) {
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var flattenedChild = flattenConnectionGroup(child);
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// Merge all child connections
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Array.prototype.push.apply(
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connectionGroup.childConnections,
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flattenedChild.childConnections
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);
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// Merge all child connection groups
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Array.prototype.push.apply(
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connectionGroup.childConnectionGroups,
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flattenedChild.childConnectionGroups
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);
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});
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return connectionGroup;
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};
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/**
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* Applies the current filter predicate, filtering all provided
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* connection groups and storing the result in
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* filteredConnectionGroups.
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*/
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var updateFilteredConnectionGroups = function updateFilteredConnectionGroups() {
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// Do not apply any filtering (and do not flatten) if no
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// search string is provided
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if (!$scope.searchString) {
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$scope.filteredConnectionGroups = $scope.connectionGroups() || {};
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return;
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}
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// Clear all current filtered groups
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$scope.filteredConnectionGroups = {};
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// Re-filter any provided groups
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var connectionGroups = $scope.connectionGroups();
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if (connectionGroups) {
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angular.forEach(connectionGroups, function updateFilteredConnectionGroup(connectionGroup, dataSource) {
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// Flatten hierarchy of connection group
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var filteredGroup = flattenConnectionGroup(connectionGroup);
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// Filter all direct children
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filteredGroup.childConnections = filteredGroup.childConnections.filter(connectionFilterPattern.predicate);
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filteredGroup.childConnectionGroups = filteredGroup.childConnectionGroups.filter(connectionGroupFilterPattern.predicate);
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// Store now-filtered root
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$scope.filteredConnectionGroups[dataSource] = filteredGroup;
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});
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}
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};
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// Recompile and refilter when pattern is changed
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$scope.$watch('searchString', function searchStringChanged(searchString) {
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connectionFilterPattern.compile(searchString);
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connectionGroupFilterPattern.compile(searchString);
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updateFilteredConnectionGroups();
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});
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// Refilter when items change
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$scope.$watchCollection($scope.connectionGroups, function itemsChanged() {
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updateFilteredConnectionGroups();
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});
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}]
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};
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}]);
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@@ -0,0 +1,27 @@
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<div class="group-list-filter filter">
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<!--
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Copyright (C) 2015 Glyptodon LLC
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|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
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
|
||||
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
|
||||
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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<!-- Filter string -->
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<input class="search-string" placeholder="{{placeholder()}}" type="text" ng-model="searchString"/>
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</div>
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