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GUAC-589: Fix regression in clipboard support - do not handle Ctrl-V unless clipboard integration is actually enabled.

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This commit is contained in:
Michael Jumper
2014-03-28 15:00:06 -07:00
parent e44ea62d83
commit 84b505dcb7
4 changed files with 74 additions and 28 deletions
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5
guacamole/src/main/java/org/glyptodon/guacamole/net/basic/CaptureClipboard.java
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@@ -28,6 +28,7 @@ import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.glyptodon.guacamole.GuacamoleException;
import org.glyptodon.guacamole.GuacamoleServerException;
import org.glyptodon.guacamole.GuacamoleUnsupportedException;
import org.glyptodon.guacamole.net.auth.UserContext;
import org.glyptodon.guacamole.properties.BooleanGuacamoleProperty;
import org.glyptodon.guacamole.properties.GuacamoleProperties;
@@ -79,6 +80,10 @@ public class CaptureClipboard extends AuthenticatingHttpServlet {
}
// Otherwise, inform not supported
else
throw new GuacamoleUnsupportedException("Clipboard integration not supported");
}
}

28
guacamole/src/main/webapp/scripts/admin-ui.js
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@@ -645,8 +645,8 @@ GuacAdmin.UserEditor = function(name, parameters) {
GuacAdmin.reset();
}
catch (e) {
alert(e.message);
catch (status) {
alert(status.message);
}
};
@@ -684,8 +684,8 @@ GuacAdmin.UserEditor = function(name, parameters) {
}
// Alert on failure
catch (e) {
alert(e.message);
catch (status) {
alert(status.message);
}
}
@@ -983,8 +983,8 @@ GuacAdmin.ConnectionEditor = function(connection, parameters) {
GuacAdmin.reset();
}
catch (e) {
alert(e.message);
catch (status) {
alert(status.message);
}
};
@@ -1022,8 +1022,8 @@ GuacAdmin.ConnectionEditor = function(connection, parameters) {
}
// Alert on failure
catch (e) {
alert(e.message);
catch (status) {
alert(status.message);
}
}
@@ -1176,8 +1176,8 @@ GuacAdmin.ConnectionGroupEditor = function(group, parameters) {
GuacAdmin.reset();
}
catch (e) {
alert(e.message);
catch (status) {
alert(status.message);
}
};
@@ -1215,8 +1215,8 @@ GuacAdmin.ConnectionGroupEditor = function(group, parameters) {
}
// Alert on failure
catch (e) {
alert(e.message);
catch (status) {
alert(status.message);
}
}
@@ -1406,8 +1406,8 @@ GuacAdmin.reset = function() {
}
// Alert on failure
catch (e) {
alert(e.message);
catch (status) {
alert(tatusmessage);
}
};

44
guacamole/src/main/webapp/scripts/client-ui.js
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@@ -254,7 +254,9 @@ GuacUI.Client = {
"connectionName" : "Guacamole",
"overrideAutoFit" : false,
"attachedClient" : null
"attachedClient" : null,
"clipboard_integration_enabled" : undefined,
};
@@ -1310,25 +1312,61 @@ GuacUI.Client.attach = function(guac) {
};
/**
* Returns the contents of the remote clipboard if clipboard integration is
* enabled, and null otherwise.
*/
function get_clipboard_data() {
// If integration not enabled, do not attempt retrieval
if (GuacUI.Client.clipboard_integration_enabled === false)
return null;
// Otherwise, attempt retrieval and update integration status
try {
var data = GuacamoleService.Clipboard.get();
GuacUI.Client.clipboard_integration_enabled = true;
return data;
}
catch (status) {
GuacUI.Client.clipboard_integration_enabled = false;
return null;
}
}
// Set local clipboard contents on cut
document.body.addEventListener("cut", function handle_cut(e) {
var data = get_clipboard_data();
if (data !== null) {
e.preventDefault();
var data = GuacamoleService.Clipboard.get();
e.clipboardData.setData("text/plain", data);
}
}, false);
// Set local clipboard contents on copy
document.body.addEventListener("copy", function handle_copy(e) {
var data = get_clipboard_data();
if (data !== null) {
e.preventDefault();
var data = GuacamoleService.Clipboard.get();
e.clipboardData.setData("text/plain", data);
}
}, false);
// Set remote clipboard contents on paste
document.body.addEventListener("paste", function handle_paste(e) {
// If status of clipboard integration is unknown, attempt to define it
if (GuacUI.Client.clipboard_integration_enabled === undefined)
get_clipboard_data();
// Override and handle paste only if integration is enabled
if (GuacUI.Client.clipboard_integration_enabled) {
e.preventDefault();
if (GuacUI.Client.attachedClient)
GuacUI.Client.attachedClient.setClipboard(e.clipboardData.getData("text/plain"));
}
}, false);
/*

11
guacamole/src/main/webapp/scripts/service.js
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@@ -325,19 +325,22 @@ GuacamoleService.PermissionSet = function() {
GuacamoleService.handleResponse = function(xhr) {
// For HTTP Forbidden, just return permission denied
if (xhr.status == 403)
throw new Error("Permission denied.");
if (xhr.status === 403)
throw new Guacamole.Status(Guacamole.Status.Code.CLIENT_FORBIDDEN, "Permission denied.");
// Otherwise, if unsuccessful, throw error with message derived from
// response
if (xhr.status != 200) {
if (xhr.status !== 200) {
// Retrieve error code
var code = parseInt(xhr.getResponseHeader("Guacamole-Status-Code"));
// Retrieve error message
var message = xhr.getResponseHeader("Guacamole-Error-Message")
|| xhr.statusText;
// Throw error with derived message
throw new Error(message);
throw new Guacamole.Status(code, message);
}