gitorious.org Git - online-glom:gwt-glom.git/blob - src/main/java/org/glom/web/client/activity/ReportActivity.java

1 /*

3 *

4 * This file is part of GWT-Glom.

5 *

6 * GWT-Glom is free software: you can redistribute it and/or modify it

7 * under the terms of the GNU Lesser General Public License as published by the

8 * Free Software Foundation, either version 3 of the License, or (at your

9 * option) any later version.

10 *

11 * GWT-Glom is distributed in the hope that it will be useful, but WITHOUT

12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License

14 * for more details.

15 *

16 * You should have received a copy of the GNU Lesser General Public License

17 * along with GWT-Glom. If not, see <http://www.gnu.org/licenses/>.

18 */

19

20 package org.glom.web.client.activity;

21

22 import org.glom.web.client.ClientFactory;

23 import org.glom.web.client.OnlineGlomServiceAsync;

24 import org.glom.web.client.StringUtils;

25 import org.glom.web.client.Utils;

26 import org.glom.web.client.event.TableChangeEvent;

27 import org.glom.web.client.place.DocumentSelectionPlace;

28 import org.glom.web.client.place.ReportPlace;

29 import org.glom.web.client.ui.AuthenticationPopup;

30 import org.glom.web.client.ui.OnlineGlomConstants;

31 import org.glom.web.client.ui.ReportView;

32 import org.glom.web.client.ui.TableSelectionView;

33 import org.glom.web.client.ui.View;

34

35 import com.google.gwt.activity.shared.AbstractActivity;

36 import com.google.gwt.core.client.GWT;

37 import com.google.gwt.event.dom.client.ClickEvent;

38 import com.google.gwt.event.dom.client.ClickHandler;

39 import com.google.gwt.event.shared.EventBus;

40 import com.google.gwt.place.shared.Place;

41 import com.google.gwt.user.client.rpc.AsyncCallback;

42 import com.google.gwt.user.client.ui.AcceptsOneWidget;

43

44 public class ReportActivity extends AbstractActivity implements View.Presenter {

45

46 private final String documentID;

47 private final String tableName;

48 private final String reportName;

49 private final String quickFind;

50 private final ClientFactory clientFactory;

51 private final ReportView reportView;

52 private final AuthenticationPopup authenticationPopup;

53

54 // OnlineGlomConstants.java is generated in the target/ directory,

55 // from OnlineGlomConstants.properties

56 // by the gwt-maven-plugin's i18n (mvn:i18n) goal.

57 private OnlineGlomConstants constants = GWT.create(OnlineGlomConstants.class);

58

59 public ReportActivity(final ReportPlace place, final ClientFactory clientFactory) {

60 this.documentID = place.getDocumentID(); // TODO: Just store the place?

61 this.tableName = place.getTableName();

62 this.quickFind = place.getQuickFind();

63 this.reportName = place.getReportName();

64 this.clientFactory = clientFactory;

65 reportView = clientFactory.getReportView();

66 authenticationPopup = clientFactory.getAuthenticationPopup();

67 }

68

69 @Override

70 public void start(final AcceptsOneWidget panel, final EventBus eventBus) {

71 if (StringUtils.isEmpty(documentID))

72 goTo(new DocumentSelectionPlace());

73

74 // register this class as the presenter

75 reportView.setPresenter(this);

76

77 // TODO this should really be it's own Place/Activity

78 // check if the authentication info has been set for the document

79 final AsyncCallback<Boolean> isAuthCallback = new AsyncCallback<Boolean>() {

80 @Override

81 public void onFailure(final Throwable caught) {

82 // TODO: create a way to notify users of asynchronous callback failures

83 GWT.log("AsyncCallback Failed: OnlineGlomService.isAuthenticated()");

84 }

85

86 @Override

87 public void onSuccess(final Boolean result) {

88 if (!result) {

89 setUpAuthClickHandler(eventBus);

90 authenticationPopup.center();

91 }

92 }

93 };

94 OnlineGlomServiceAsync.Util.getInstance().isAuthenticated(documentID, isAuthCallback);

95

96 // populate the report part:

97 final AsyncCallback<String> callback = new AsyncCallback<String>() {

98 @Override

99 public void onFailure(final Throwable caught) {

100 // TODO: create a way to notify users of asynchronous callback failures

101 GWT.log("AsyncCallback Failed: OnlineGlomService.getReportHTML()");

102 }

103

104 @Override

105 public void onSuccess(final String result) {

106 reportView.setReportHTML(result);

107 }

108 };

109

110 final TableSelectionView tableSelectionView = clientFactory.getTableSelectionView();

111 tableSelectionView.setSelectedReport(reportName);

112

113 reportView.setWaitingText(constants.generatingReport()); //This is cleared by setReportHTML().

114 final String localeID = Utils.getCurrentLocaleID();

115 OnlineGlomServiceAsync.Util.getInstance().getReportHTML(documentID, tableName, reportName, quickFind, localeID, callback);

116

117 // indicate that the view is ready to be displayed

118 panel.setWidget(reportView.asWidget());

119 }

120

121 private void setUpAuthClickHandler(final EventBus eventBus) {

122 authenticationPopup.setClickOkHandler(new ClickHandler() {

123 @Override

124 public void onClick(final ClickEvent event) {

125 authenticationPopup.setTextFieldsEnabled(false);

126 final AsyncCallback<Boolean> callback = new AsyncCallback<Boolean>() {

127 @Override

128 public void onFailure(final Throwable caught) {

129 // TODO: create a way to notify users of asynchronous callback failures

130 GWT.log("AsyncCallback Failed: OnlineGlomService.checkAuthentication()");

131 }

132

133 @Override

134 public void onSuccess(final Boolean result) {

135 if (result) {

136 authenticationPopup.hide();

137 eventBus.fireEvent(new TableChangeEvent(clientFactory.getTableSelectionView()

138 .getSelectedTableName()));

139 } else {

140 authenticationPopup.setTextFieldsEnabled(true);

141 authenticationPopup.setError();

142 }

143 }

144 };

145 OnlineGlomServiceAsync.Util.getInstance().checkAuthentication(documentID,

146 authenticationPopup.getUsername(), authenticationPopup.getPassword(), callback);

147 }

148

149 });

150 }

151

152 private void clearView() {

153 authenticationPopup.hide();

154 authenticationPopup.clear();

155 reportView.clear();

156 }

157

158 /*

159 * (non-Javadoc)

160 *

161 * @see com.google.gwt.activity.shared.AbstractActivity#onCancel()

162 */

163 @Override

164 public void onCancel() {

165 clearView();

166 }

167

168 /*

169 * (non-Javadoc)

170 *

171 * @see com.google.gwt.activity.shared.AbstractActivity#onStop()

172 */

173 @Override

174 public void onStop() {

175 clearView();

176 }

177

178 /*

179 * (non-Javadoc)

180 *

181 * @see org.glom.web.client.ui.View.Presenter#goTo(com.google.gwt.place.shared.Place)

182 */

183 @Override

184 public void goTo(final Place place) {

185 clientFactory.getPlaceController().goTo(place);

186 }

187

188 }