| 1 | // License: GPL. For details, see LICENSE file. |
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| 2 | package org.openstreetmap.josm.gui.oauth; |
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| 3 | |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr; |
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| 5 | |
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| 6 | import java.awt.Component; |
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| 7 | import java.io.IOException; |
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| 8 | |
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| 9 | import javax.swing.JOptionPane; |
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| 10 | |
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| 11 | import org.openstreetmap.josm.data.oauth.OAuthParameters; |
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| 12 | import org.openstreetmap.josm.data.oauth.OAuthToken; |
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| 13 | import org.openstreetmap.josm.gui.HelpAwareOptionPane; |
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| 14 | import org.openstreetmap.josm.gui.PleaseWaitRunnable; |
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| 15 | import org.openstreetmap.josm.gui.help.HelpUtil; |
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| 16 | import org.openstreetmap.josm.io.OsmTransferCanceledException; |
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| 17 | import org.openstreetmap.josm.io.OsmTransferException; |
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| 18 | import org.openstreetmap.josm.tools.CheckParameterUtil; |
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| 19 | import org.xml.sax.SAXException; |
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| 20 | |
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| 21 | /** |
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| 22 | * Asynchronous task for retrieving an Access Token. |
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| 23 | * |
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| 24 | */ |
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| 25 | public class RetrieveAccessTokenTask extends PleaseWaitRunnable { |
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| 26 | |
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| 27 | private boolean canceled; |
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| 28 | private OAuthToken accessToken; |
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| 29 | private OAuthParameters parameters; |
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| 30 | private OsmOAuthAuthorizationClient client; |
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| 31 | private OAuthToken requestToken; |
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| 32 | private Component parent; |
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| 33 | |
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| 34 | /** |
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| 35 | * Creates the task |
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| 36 | * |
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| 37 | * @param parent the parent component relative to which the {@see PleaseWaitRunnable}-Dialog |
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| 38 | * is displayed |
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| 39 | * @param parameters the OAuth parameters. Must not be null. |
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| 40 | * @param requestToken the request token for which an Access Token is retrieved. Must not be null. |
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| 41 | * @throws IllegalArgumentException thrown if parameters is null. |
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| 42 | * @throws IllegalArgumentException thrown if requestToken is null. |
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| 43 | */ |
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| 44 | public RetrieveAccessTokenTask(Component parent, OAuthParameters parameters, OAuthToken requestToken) { |
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| 45 | super(parent, tr("Retrieving OAuth Access Token..."), false /* don't ignore exceptions */); |
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| 46 | CheckParameterUtil.ensureParameterNotNull(parameters, "parameters"); |
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| 47 | CheckParameterUtil.ensureParameterNotNull(requestToken, "requestToken"); |
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| 48 | this.parameters = parameters; |
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| 49 | this.requestToken = requestToken; |
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| 50 | this.parent = parent; |
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| 51 | } |
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| 52 | |
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| 53 | @Override |
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| 54 | protected void cancel() { |
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| 55 | canceled = true; |
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| 56 | synchronized(this) { |
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| 57 | if (client != null) { |
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| 58 | client.cancel(); |
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| 59 | } |
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| 60 | } |
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| 61 | } |
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| 62 | |
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| 63 | @Override |
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| 64 | protected void finish() { /* not used in this task */} |
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| 65 | |
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| 66 | protected void alertRetrievingAccessTokenFailed(OsmOAuthAuthorizationException e) { |
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| 67 | HelpAwareOptionPane.showOptionDialog( |
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| 68 | parent, |
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| 69 | tr( |
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| 70 | "<html>Retrieving an OAuth Access Token from ''{0}'' failed.</html>", |
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| 71 | parameters.getAccessTokenUrl() |
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| 72 | ), |
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| 73 | tr("Request Failed"), |
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| 74 | JOptionPane.ERROR_MESSAGE, |
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| 75 | HelpUtil.ht("/OAuth#NotAuthorizedException") |
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| 76 | ); |
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| 77 | } |
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| 78 | |
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| 79 | @Override |
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| 80 | protected void realRun() throws SAXException, IOException, OsmTransferException { |
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| 81 | try { |
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| 82 | synchronized(this) { |
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| 83 | client = new OsmOAuthAuthorizationClient(parameters, requestToken); |
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| 84 | } |
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| 85 | accessToken = client.getAccessToken(getProgressMonitor().createSubTaskMonitor(0, false)); |
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| 86 | } catch(OsmTransferCanceledException e) { |
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| 87 | return; |
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| 88 | } catch (OsmOAuthAuthorizationException e) { |
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| 89 | e.printStackTrace(); |
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| 90 | alertRetrievingAccessTokenFailed(e); |
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| 91 | accessToken = null; |
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| 92 | } finally { |
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| 93 | synchronized(this) { |
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| 94 | client = null; |
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| 95 | } |
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| 96 | } |
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| 97 | } |
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| 98 | |
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| 99 | /** |
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| 100 | * Replies true if the task was canceled. |
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| 101 | * |
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| 102 | * @return |
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| 103 | */ |
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| 104 | public boolean isCanceled() { |
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| 105 | return canceled; |
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| 106 | } |
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| 107 | |
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| 108 | /** |
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| 109 | * Replies the retrieved Access Token. null, if something went wrong. |
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| 110 | * |
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| 111 | * @return the retrieved Access Token |
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| 112 | */ |
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| 113 | public OAuthToken getAccessToken() { |
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| 114 | return accessToken; |
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| 115 | } |
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| 116 | } |
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