@Override
public void decode(FacesContext facesContext, UIComponent uiComponent) {
InputFile inputFile = (InputFile) uiComponent;
Map<String, List<UploadedFile>> uploadedFileMap =
getUploadedFileMap(facesContext, inputFile.getLocation());
if (uploadedFileMap != null) {
String clientId = uiComponent.getClientId(facesContext);
List<UploadedFile> uploadedFiles = uploadedFileMap.get(clientId);
if ((uploadedFiles != null) && (uploadedFiles.size() > 0)) {
inputFile.setSubmittedValue(uploadedFiles);
// Queue the FileUploadEvent so that each uploaded file can be handled individually with an
// ActionListener.
for (UploadedFile uploadedFile : uploadedFiles) {
FileUploadEvent fileUploadEvent = new FileUploadEvent(uiComponent, uploadedFile);
uiComponent.queueEvent(fileUploadEvent);
}
}
}
}
@Override
protected void encodeHiddenAttributes(
FacesContext facesContext, ResponseWriter responseWriter, InputFile inputFile, boolean first)
throws IOException {
// fileFieldName
encodeString(responseWriter, "fileFieldName", inputFile.getClientId(), first);
first = false;
// multipleFiles
String multiple = inputFile.getMultiple();
boolean multipleFiles = "multiple".equalsIgnoreCase(multiple);
encodeBoolean(responseWriter, "multipleFiles", multipleFiles, first);
// selectFilesButton
Locale locale = facesContext.getViewRoot().getLocale();
String chooseFiles = getMessageContext().getMessage(locale, "choose-files");
StringBuilder selectFilesButtonScript = new StringBuilder();
selectFilesButtonScript.append(
"A.Node.create(\"<button type='button' class='alloy-button' role='button' aria-label='");
selectFilesButtonScript.append(chooseFiles);
selectFilesButtonScript.append("' tabindex='{tabIndex}'>");
selectFilesButtonScript.append(chooseFiles);
selectFilesButtonScript.append("</button>\")");
encodeNonEscapedObject(responseWriter, "selectFilesButton", selectFilesButtonScript, first);
}
@Override
public void encodeMarkupEnd(FacesContext facesContext, UIComponent uiComponent)
throws IOException {
// If the component should show the progress table, then
InputFile inputFile = (InputFile) uiComponent;
ResponseWriter responseWriter = facesContext.getResponseWriter();
if (inputFile.isShowProgress()) {
// Finish encoding of the outermost <div> element. Since the template contains its own "Select
// Files"
// button, delegation must not occur.
responseWriter.endElement("div");
}
// Otherwise, if the component should show the preview table, then
else if (inputFile.isShowPreview()) {
encodePreview(facesContext, responseWriter, inputFile);
// Finish encoding of the outermost <div> element.
responseWriter.endElement("div");
}
// Otherwise, delegate writing of the entire <input type="file"...> ... </input> element to the
// delegate
// renderer.
else {
DelegationResponseWriter delegationResponseWriter =
new InputFileDelegationResponseWriter(responseWriter, inputFile.isAuto());
super.encodeMarkupEnd(facesContext, uiComponent, delegationResponseWriter);
}
}
protected void encodePreview(
FacesContext facesContext, ResponseWriter responseWriter, InputFile inputFile)
throws IOException {
// Delegate writing of the entire <input type="file"...> ... </input> element to the delegate
// renderer.
DelegationResponseWriter delegationResponseWriter =
new InputFileDelegationResponseWriter(responseWriter, inputFile.isAuto());
super.encodeMarkupEnd(facesContext, inputFile, delegationResponseWriter);
// Format the preview-table.html template and write it to the response.
Locale locale = facesContext.getViewRoot().getLocale();
String clientId = inputFile.getClientId(facesContext);
responseWriter.startElement("div", inputFile);
responseWriter.startElement("table", inputFile);
responseWriter.writeAttribute("id", clientId + "_table", null);
responseWriter.writeAttribute("class", "table table-bordered", null);
responseWriter.startElement("thead", inputFile);
responseWriter.writeAttribute("class", "table-columns", null);
responseWriter.startElement("tr", inputFile);
responseWriter.startElement("th", inputFile);
MessageContextFactory messageContextFactory =
(MessageContextFactory) FactoryExtensionFinder.getFactory(MessageContextFactory.class);
MessageContext messageContext = messageContextFactory.getMessageContext();
String i18nFileName = messageContext.getMessage(locale, "file-name");
responseWriter.writeText(i18nFileName, null);
responseWriter.endElement("th");
responseWriter.startElement("th", inputFile);
String i18nFileType = messageContext.getMessage(locale, "file-type");
responseWriter.writeText(i18nFileType, null);
responseWriter.endElement("th");
responseWriter.startElement("th", inputFile);
String i18nFileSize = messageContext.getMessage(locale, "file-size");
responseWriter.writeText(i18nFileSize, null);
responseWriter.endElement("th");
responseWriter.endElement("tr");
responseWriter.endElement("thead");
responseWriter.startElement("tfoot", inputFile);
responseWriter.startElement("tr", inputFile);
responseWriter.startElement("td", inputFile);
responseWriter.writeAttribute("colspan", "3", null);
String i18nNoFilesSelected = messageContext.getMessage(locale, "no-files-selected");
responseWriter.writeText(i18nNoFilesSelected, null);
responseWriter.endElement("td");
responseWriter.endElement("tr");
responseWriter.endElement("tfoot");
responseWriter.startElement("tbody", inputFile);
responseWriter.startElement("tr", inputFile);
responseWriter.endElement("tr");
responseWriter.endElement("tbody");
responseWriter.endElement("table");
responseWriter.endElement("div");
}
@Override
public void encodeMarkupBegin(FacesContext facesContext, UIComponent uiComponent)
throws IOException {
ResponseWriter responseWriter = facesContext.getResponseWriter();
InputFile inputFile = (InputFile) uiComponent;
// If the component should render the preview table or the upload progress table, then
if (inputFile.isShowPreview() || inputFile.isShowProgress()) {
// Start encoding the outermost <div> element.
responseWriter.startElement("div", uiComponent);
String clientId = uiComponent.getClientId(facesContext);
responseWriter.writeAttribute("id", clientId, "id");
RendererUtil.encodeStyleable(responseWriter, (Styleable) uiComponent);
// If the component should render the upload progress table, then format the
// progress-table.html template
// and write it to the response.
if (inputFile.isShowProgress()) {
encodeProgress(facesContext, responseWriter, uiComponent, clientId);
}
// Otherwise, delegate writing to the delegate renderer. Note that this effectively a no-op
// with Mojarra and
// MyFaces, since they both delay writing of the entire <input type="file"...> ... </input>
// element until
// encodeEnd.
else {
super.encodeMarkupBegin(facesContext, uiComponent);
}
}
// Otherwise, delegate writing to the delegate renderer. Note that this effectively a no-op with
// Mojarra and
// MyFaces, since they both delay writing of the entire <input type="file"...> ... </input>
// element until
// encodeEnd.
else {
super.encodeMarkupBegin(facesContext, uiComponent);
}
}
public AjaxParameters(InputFile inputFile, String clientId, String formClientId) {
// Default value of execute is "@this" which maps to name and id of the rendered input element.
this.execute = clientId.concat(StringPool.SPACE).concat(clientId);
// Default value of render is "@none" which maps to an empty string.
this.render = StringPool.BLANK;
// For each Ajax behavior associated with the specified component:
Map<String, List<ClientBehavior>> clientBehaviorMap = inputFile.getClientBehaviors();
List<ClientBehavior> clientBehaviors = clientBehaviorMap.get(inputFile.getDefaultEventName());
for (ClientBehavior clientBehavior : clientBehaviors) {
if (clientBehavior instanceof AjaxBehavior) {
// Interpret the value of the f:ajax "execute" attribute.
AjaxBehavior ajaxBehavior = (AjaxBehavior) clientBehavior;
Collection<String> executeIds = ajaxBehavior.getExecute();
if ((executeIds != null) && (executeIds.size() > 0)) {
boolean foundAllKeyword = false;
boolean foundNoneKeyword = false;
StringBuilder buf = new StringBuilder(clientId);
for (String executeId : executeIds) {
if ("@all".equals(executeId)) {
foundAllKeyword = true;
break;
} else if ("@none".equals(executeId)) {
foundNoneKeyword = true;
this.execute = StringPool.BLANK;
break;
} else if (executeId.length() > 0) {
buf.append(StringPool.SPACE);
buf.append(executeId);
}
}
if (!foundNoneKeyword) {
if (foundAllKeyword) {
this.execute = "@all";
} else {
this.execute = buf.toString();
this.execute = this.execute.replace("@form", formClientId);
this.execute = this.execute.replace("@this", clientId);
boolean foundClientId = false;
String[] executeIdArray = this.execute.split(StringPool.SPACE);
for (String executeId : executeIdArray) {
if (clientId.equals(executeId)) {
foundClientId = true;
break;
}
}
if (!foundClientId) {
this.execute = clientId.concat(StringPool.SPACE).concat(this.execute);
}
}
}
}
// Interpret the value of the f:ajax "render" attribute.
Collection<String> renderIds = ajaxBehavior.getRender();
if ((renderIds != null) && (renderIds.size() > 0)) {
boolean first = true;
boolean foundAllKeyword = false;
boolean foundNoneKeyword = false;
StringBuilder buf = new StringBuilder();
for (String renderId : renderIds) {
if ("@all".equals(renderId)) {
foundAllKeyword = true;
break;
} else if ("@none".equals(renderId)) {
foundNoneKeyword = true;
this.render = StringPool.BLANK;
break;
} else {
if (renderId.length() > 0) {
if (first) {
first = false;
} else {
buf.append(StringPool.SPACE);
}
buf.append(renderId);
}
}
}
if (!foundNoneKeyword) {
if (foundAllKeyword) {
this.render = "@all";
} else {
this.render = buf.toString();
this.render = this.render.replace("@form", formClientId);
this.render = this.render.replace("@this", clientId);
}
}
}
}
}
}
@Override
public void encodeJavaScriptCustom(FacesContext facesContext, UIComponent uiComponent)
throws IOException {
ResponseWriter responseWriter = facesContext.getResponseWriter();
InputFile inputFile = (InputFile) uiComponent;
JavaScriptFragment alloyNamespace = new JavaScriptFragment("A");
// Determine the valid content-types and maximum file size from the validator (if specified).
JavaScriptFragment contentTypes = new JavaScriptFragment("[]");
String validContentTypes = inputFile.getContentTypes();
if (validContentTypes != null) {
contentTypes = toJavaScriptArray(validContentTypes.split(","));
}
String clientId = inputFile.getClientId(facesContext);
Long maxFileSize = inputFile.getMaxFileSize();
if (maxFileSize == null) {
maxFileSize = Long.MAX_VALUE;
}
// If the component should render the upload progress table, then initialize the YUI progress
// uploader widget.
if (inputFile.isShowProgress()) {
String clientVarName = getClientVarName(facesContext, inputFile);
String clientKey = inputFile.getClientKey();
if (clientKey == null) {
clientKey = clientVarName;
}
UIViewRoot viewRoot = facesContext.getViewRoot();
Locale locale = viewRoot.getLocale();
String formClientId = getParentFormClientId(inputFile);
Application application = facesContext.getApplication();
ViewHandler viewHandler = application.getViewHandler();
String actionURL = viewHandler.getActionURL(facesContext, viewRoot.getViewId());
String partialActionURL = facesContext.getExternalContext().encodePartialActionURL(actionURL);
String namingContainerId = "";
if (viewRoot instanceof NamingContainer) {
namingContainerId = viewRoot.getContainerClientId(facesContext);
}
AjaxParameters ajaxParameters = new AjaxParameters(inputFile, clientId, formClientId);
String execute = ajaxParameters.getExecute();
String render = ajaxParameters.getRender();
String notStartedMessage = getMessageContext().getMessage(locale, "not-started");
JavaScriptFragment clientComponent =
new JavaScriptFragment("Liferay.component('" + clientKey + "')");
encodeFunctionCall(
responseWriter,
"LFAI.initProgressUploader",
alloyNamespace,
clientComponent,
contentTypes,
clientId,
formClientId,
namingContainerId,
inputFile.isAuto(),
execute,
render,
partialActionURL,
maxFileSize,
notStartedMessage);
}
// Otherwise, if the component should render the upload preview table, then format the
// preview-uploader.js
// template and write it to the response.
else if (inputFile.isShowPreview()) {
encodeFunctionCall(
responseWriter,
"LFAI.initPreviewUploader",
alloyNamespace,
contentTypes,
clientId,
maxFileSize);
}
}
