@Override
public boolean isEnabled(ToadletContext ctx) {
Option<?>[] o = subConfig.getOptions();
if (ctx.isAdvancedModeEnabled()) return true;
for (Option<?> option : o) if (!option.isExpert()) return true;
return false;
}
/**
* Generates a text box for the given setting suitable for adding to an existing form.
*
* @param value The current value of the option. It is displayed in the text box.
* @param fullName The full name of the option, used to name the text field.
* @param o The option, used to add the short description as an "alt" attribute.
* @param disabled Whether the text box should be disabled.
* @return An input of type "text" and class "config" containing the current value of the option.
*/
public static HTMLNode addTextBox(String value, String fullName, Option<?> o, boolean disabled) {
HTMLNode result;
if (disabled) {
result =
new HTMLNode(
"input",
new String[] {"type", "class", "disabled", "alt", "name", "value"}, //
new String[] {"text", "config", "disabled", o.getShortDesc(), fullName, value});
} else {
result =
new HTMLNode(
"input",
new String[] {"type", "class", "alt", "name", "value"}, //
new String[] {"text", "config", o.getShortDesc(), fullName, value});
}
return result;
}
public void handleMethodGET(URI uri, HTTPRequest req, ToadletContext ctx)
throws ToadletContextClosedException, IOException {
if (!ctx.checkFullAccess(this)) return;
boolean advancedModeEnabled = ctx.isAdvancedModeEnabled();
PageNode page =
ctx.getPageMaker()
.getPageNode(NodeL10n.getBase().getString("ConfigToadlet.fullTitle"), ctx);
HTMLNode pageNode = page.outer;
HTMLNode contentNode = page.content;
contentNode.addChild(ctx.getAlertManager().createSummary());
HTMLNode infobox = contentNode.addChild("div", "class", "infobox infobox-normal");
infobox.addChild("div", "class", "infobox-header", l10n("title"));
HTMLNode configNode = infobox.addChild("div", "class", "infobox-content");
HTMLNode formNode = ctx.addFormChild(configNode, path(), "configForm");
// Invisible apply button at the top so that an enter keypress will
// apply settings instead of
// going to a directory browser if present.
formNode.addChild(
"input",
new String[] {"type", "value", "class"},
new String[] {"submit", l10n("apply"), "invisible"});
/*
* Special case: present an option for the wrapper's maximum memory
* under Core configuration, provided the maximum memory property is
* defined. (the wrapper is being used)
*/
if (subConfig.getPrefix().equals("node") && WrapperConfig.canChangeProperties()) {
String configName = "wrapper.java.maxmemory";
String curValue = WrapperConfig.getWrapperProperty(configName);
// If persisted from directory browser, override. This is a POST
// HTTPRequest.
if (req.isPartSet(configName)) {
curValue = req.getPartAsStringFailsafe(configName, MAX_PARAM_VALUE_SIZE);
}
if (curValue != null) {
formNode.addChild("div", "class", "configprefix", l10n("wrapper"));
HTMLNode list = formNode.addChild("ul", "class", "config");
HTMLNode item = list.addChild("li", "class", OptionType.TEXT.cssClass);
// FIXME how to get the real default???
String defaultValue = "256";
item.addChild(
"span",
new String[] {"class", "title", "style"},
new String[] {
"configshortdesc",
NodeL10n.getBase()
.getString(
"ConfigToadlet.defaultIs",
new String[] {"default"},
new String[] {defaultValue}),
"cursor: help;"
})
.addChild(NodeL10n.getBase().getHTMLNode("WrapperConfig." + configName + ".short"));
item.addChild("span", "class", "config")
.addChild(
"input",
new String[] {"type", "class", "name", "value"},
new String[] {"text", "config", configName, curValue});
item.addChild("span", "class", "configlongdesc")
.addChild(NodeL10n.getBase().getHTMLNode("WrapperConfig." + configName + ".long"));
}
}
short displayedConfigElements = 0;
HTMLNode configGroupUlNode = new HTMLNode("ul", "class", "config");
String overriddenOption = null;
String overriddenValue = null;
// A value changed by the directory selector takes precedence.
if (req.isPartSet("select-for") && req.isPartSet(LocalFileBrowserToadlet.selectDir)) {
overriddenOption = req.getPartAsStringFailsafe("select-for", MAX_PARAM_VALUE_SIZE);
overriddenValue = req.getPartAsStringFailsafe("filename", MAX_PARAM_VALUE_SIZE);
}
/*
* Present all other options for this subconfig.
*/
for (Option<?> o : subConfig.getOptions()) {
if (!((!advancedModeEnabled) && o.isExpert())) {
displayedConfigElements++;
String configName = o.getName();
String fullName = subConfig.getPrefix() + '.' + configName;
String value = o.getValueDisplayString();
if (value == null) {
Logger.error(this, fullName + "has returned null from config!);");
continue;
}
ConfigCallback<?> callback = o.getCallback();
final OptionType optionType;
if (callback instanceof EnumerableOptionCallback) {
optionType = OptionType.DROP_DOWN;
} else if (callback instanceof BooleanCallback) {
optionType = OptionType.BOOLEAN;
} else if (callback instanceof ProgramDirectory.DirectoryCallback
&& !callback.isReadOnly()) {
optionType = OptionType.DIRECTORY;
} else if (!callback.isReadOnly()) {
optionType = OptionType.TEXT;
} else /* if (callback.isReadOnly()) */ {
optionType = OptionType.TEXT_READ_ONLY;
}
// If ConfigToadlet is serving a plugin, ask the plugin to
// translate the
// config descriptions, otherwise use the node's BaseL10n
// instance like
// normal.
HTMLNode shortDesc = o.getShortDescNode(plugin);
HTMLNode longDesc = o.getLongDescNode(plugin);
HTMLNode configItemNode = configGroupUlNode.addChild("li");
String defaultValue;
if (callback instanceof BooleanCallback) {
// Only case where values are localised.
defaultValue = l10n(Boolean.toString(Boolean.valueOf(value)));
} else {
defaultValue = o.getDefault();
}
configItemNode.addAttribute("class", optionType.cssClass);
configItemNode
.addChild("a", new String[] {"name", "id"}, new String[] {configName, configName})
.addChild(
"span",
new String[] {"class", "title", "style"},
new String[] {
"configshortdesc",
NodeL10n.getBase()
.getString(
"ConfigToadlet.defaultIs",
new String[] {"default"},
new String[] {defaultValue})
+ (advancedModeEnabled ? " [" + fullName + ']' : ""),
"cursor: help;"
})
.addChild(shortDesc);
HTMLNode configItemValueNode = configItemNode.addChild("span", "class", "config");
// Values persisted through browser or backing down from
// resetting to defaults
// override the currently applied ones.
if (req.isPartSet(fullName)) {
value = req.getPartAsStringFailsafe(fullName, MAX_PARAM_VALUE_SIZE);
}
if (overriddenOption != null && overriddenOption.equals(fullName)) value = overriddenValue;
switch (optionType) {
case DROP_DOWN:
configItemValueNode.addChild(
addComboBox(
value, (EnumerableOptionCallback) callback, fullName, callback.isReadOnly()));
break;
case BOOLEAN:
configItemValueNode.addChild(
addBooleanComboBox(Boolean.valueOf(value), fullName, callback.isReadOnly()));
break;
case DIRECTORY:
configItemValueNode.addChild(addTextBox(value, fullName, o, false));
configItemValueNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {
"submit",
"select-directory." + fullName,
NodeL10n.getBase().getString("QueueToadlet.browseToChange")
});
break;
case TEXT_READ_ONLY:
configItemValueNode.addChild(addTextBox(value, fullName, o, true));
break;
case TEXT:
configItemValueNode.addChild(addTextBox(value, fullName, o, false));
break;
}
configItemNode.addChild("span", "class", "configlongdesc").addChild(longDesc);
}
}
if (displayedConfigElements > 0) {
formNode.addChild(
"div",
"class",
"configprefix",
(plugin == null) ? l10n(subConfig.getPrefix()) : plugin.getString(subConfig.getPrefix()));
formNode.addChild("a", "id", subConfig.getPrefix());
formNode.addChild(configGroupUlNode);
}
formNode.addChild(
"input", new String[] {"type", "value"}, new String[] {"submit", l10n("apply")});
formNode.addChild(
"input", new String[] {"type", "value"}, new String[] {"reset", l10n("undo")});
formNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {"hidden", "subconfig", subConfig.getPrefix()});
// 'Node' prefix options should not be reset to defaults as it is a,
// quoting Toad, "very bad idea".
// Options whose defaults are not wise to apply include the location of
// the master keys file,
// the Darknet port number, and the datastore size.
if (!subConfig.getPrefix().equals("node")) {
formNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {"submit", "confirm-reset-to-defaults", l10n("resetToDefaults")});
}
this.writeHTMLReply(ctx, 200, "OK", pageNode.generate());
}
public void handleMethodPOST(URI uri, HTTPRequest request, ToadletContext ctx)
throws ToadletContextClosedException, IOException, RedirectException {
if (!ctx.checkFullAccess(this)) return;
// User requested reset to defaults, so present confirmation page.
if (request.isPartSet("confirm-reset-to-defaults")) {
PageNode page = ctx.getPageMaker().getPageNode(l10n("confirmResetTitle"), ctx);
HTMLNode pageNode = page.outer;
HTMLNode contentNode = page.content;
HTMLNode content =
ctx.getPageMaker()
.getInfobox(
"infobox-warning", l10n("confirmResetTitle"), contentNode, "reset-confirm", true);
content.addChild("#", l10n("confirmReset"));
HTMLNode formNode = ctx.addFormChild(content, path(), "yes-button");
String subconfig = request.getPartAsStringFailsafe("subconfig", MAX_PARAM_VALUE_SIZE);
formNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {"hidden", "subconfig", subconfig});
// Persist visible fields so that they are reset to default or
// unsaved changes are persisted.
for (String part : request.getParts()) {
if (part.startsWith(subconfig)) {
formNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {
"hidden", part, request.getPartAsStringFailsafe(part, MAX_PARAM_VALUE_SIZE)
});
}
}
formNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {
"submit", "reset-to-defaults", NodeL10n.getBase().getString("Toadlet.yes")
});
formNode.addChild(
"input",
new String[] {"type", "name", "value"},
new String[] {
"submit", "decline-default-reset", NodeL10n.getBase().getString("Toadlet.no")
});
writeHTMLReply(ctx, 200, "OK", pageNode.generate());
return;
}
// Returning from directory selector with a selection or declining
// resetting settings to defaults.
// Re-render config page with any changes made in the selector and/or
// persisting values changed but
// not applied.
if (request.isPartSet(LocalFileBrowserToadlet.selectDir)
|| request.isPartSet("decline-default-reset")) {
handleMethodGET(uri, request, ctx);
return;
}
// Entering directory selector from config page.
// This would be two loops if it checked for a redirect
// (key.startsWith("select-directory.")) before
// constructing params string. It always constructs it, then redirects
// if it turns out to be needed.
boolean directorySelector = false;
StringBuilder paramsBuilder = new StringBuilder();
paramsBuilder.append('?');
String value;
for (String key : request.getParts()) {
// Prepare parts for page selection redirect:
// Extract option and put into "select-for"; preserve others.
value = request.getPartAsStringFailsafe(key, MAX_PARAM_VALUE_SIZE);
if (key.startsWith("select-directory.")) {
paramsBuilder
.append("select-for=")
.append(URLEncoder.encode(key.substring("select-directory.".length()), true))
.append('&');
directorySelector = true;
} else {
paramsBuilder
.append(URLEncoder.encode(key, true))
.append('=')
.append(URLEncoder.encode(value, true))
.append('&');
}
}
String params = paramsBuilder.toString();
if (directorySelector) {
MultiValueTable<String, String> headers = new MultiValueTable<String, String>(1);
// params ends in &. Download directory browser starts in default
// download directory.
headers.put(
"Location",
directoryBrowserPath + params + "path=" + core.getDownloadsDir().getAbsolutePath());
ctx.sendReplyHeaders(302, "Found", headers, null, 0);
return;
}
StringBuilder errbuf = new StringBuilder();
boolean logMINOR = Logger.shouldLog(LogLevel.MINOR, this);
String prefix = request.getPartAsStringFailsafe("subconfig", MAX_PARAM_VALUE_SIZE);
if (logMINOR) {
Logger.minor(this, "Current config prefix is " + prefix);
}
boolean resetToDefault = request.isPartSet("reset-to-defaults");
if (resetToDefault && logMINOR) {
Logger.minor(this, "Resetting to defaults");
}
for (Option<?> o : config.get(prefix).getOptions()) {
String configName = o.getName();
if (logMINOR) {
Logger.minor(this, "Checking option " + prefix + '.' + configName);
}
// This ignores unrecognized parameters.
if (request.isPartSet(prefix + '.' + configName)) {
// Current subconfig is to be reset to default.
if (resetToDefault) {
// Disallow resetting fproxy port number to default as it
// might break the link to start fproxy on the system tray,
// shortcuts etc.
if (prefix.equals("fproxy") && configName.equals("port")) continue;
value = o.getDefault();
} else {
value = request.getPartAsStringFailsafe(prefix + '.' + configName, MAX_PARAM_VALUE_SIZE);
}
if (!(o.getValueDisplayString().equals(value))) {
if (logMINOR) {
Logger.minor(this, "Changing " + prefix + '.' + configName + " to " + value);
}
try {
o.setValue(value);
} catch (InvalidConfigValueException e) {
errbuf.append(o.getName()).append(' ').append(e.getMessage()).append('\n');
} catch (NodeNeedRestartException e) {
needRestart = true;
} catch (Exception e) {
errbuf.append(o.getName()).append(' ').append(e).append('\n');
Logger.error(this, "Caught " + e, e);
}
} else if (logMINOR) {
Logger.minor(this, prefix + '.' + configName + " not changed");
}
}
}
// Wrapper params
String wrapperConfigName = "wrapper.java.maxmemory";
if (request.isPartSet(wrapperConfigName)) {
value = request.getPartAsStringFailsafe(wrapperConfigName, MAX_PARAM_VALUE_SIZE);
if (!WrapperConfig.getWrapperProperty(wrapperConfigName).equals(value)) {
if (logMINOR) {
Logger.minor(this, "Setting " + wrapperConfigName + " to " + value);
}
WrapperConfig.setWrapperProperty(wrapperConfigName, value);
}
}
config.store();
PageNode page = ctx.getPageMaker().getPageNode(l10n("appliedTitle"), ctx);
HTMLNode pageNode = page.outer;
HTMLNode contentNode = page.content;
if (errbuf.length() == 0) {
HTMLNode content =
ctx.getPageMaker()
.getInfobox(
"infobox-success",
l10n("appliedTitle"),
contentNode,
"configuration-applied",
true);
content.addChild("#", l10n("appliedSuccess"));
if (needRestart) {
content.addChild("br");
content.addChild("#", l10n("needRestart"));
if (node.isUsingWrapper()) {
content.addChild("br");
HTMLNode restartForm = ctx.addFormChild(content, "/", "restartForm");
restartForm.addChild(
"input", //
new String[] {"type", "name"}, //
new String[] {"hidden", "restart"});
restartForm.addChild(
"input", //
new String[] {"type", "name", "value"}, //
new String[] {
"submit",
"restart2", //
l10n("restartNode")
});
}
if (needRestartUserAlert == null) {
needRestartUserAlert = new NeedRestartUserAlert(ctx.getFormPassword());
ctx.getAlertManager().register(needRestartUserAlert);
}
}
} else {
HTMLNode content =
ctx.getPageMaker()
.getInfobox(
"infobox-error",
l10n("appliedFailureTitle"),
contentNode,
"configuration-error",
true)
.addChild("div", "class", "infobox-content");
content.addChild("#", l10n("appliedFailureExceptions"));
content.addChild("br");
content.addChild("#", errbuf.toString());
}
HTMLNode content =
ctx.getPageMaker()
.getInfobox(
"infobox-normal",
l10n("possibilitiesTitle"),
contentNode,
"configuration-possibilities",
false);
content.addChild(
"a",
new String[] {"href", "title"},
new String[] {path(), l10n("shortTitle")},
l10n("returnToNodeConfig"));
content.addChild("br");
addHomepageLink(content);
writeHTMLReply(ctx, 200, "OK", pageNode.generate());
}