/**
* Generates the AU responses that are part of a page rendering. Notice that {@link
* #outPageContent} will invoke this method automatically.
*
* @param directJS whether to generate JS directly. If true, it generates <code>"x,y"</code> where
* x and y are assumed to the responses. If false, it generates <code>
* <script>zkac(x,y);</script></pre></code>
* @since 5.0.2
*/
public static final String outResponseJavaScripts(Execution exec, boolean directJS) {
final ExecutionCtrl execCtrl = (ExecutionCtrl) exec;
final Collection<AuResponse> responses = execCtrl.getResponses();
if (responses == null || responses.isEmpty()) return "";
execCtrl.setResponses(null);
final StringBuffer sb = new StringBuffer(256);
if (!directJS) sb.append("<script class=\"z-runonce\" type=\"text/javascript\">\nzkac(");
for (Iterator<AuResponse> it = responses.iterator(); it.hasNext(); ) {
final AuResponse response = it.next();
sb.append('\'').append(response.getCommand()).append("',");
final List<?> encdata = response.getEncodedData();
if (encdata != null)
sb.append('\'')
.append(
Strings.escape(
org.zkoss.json.JSONArray.toJSONString(encdata), Strings.ESCAPE_JAVASCRIPT))
.append('\'');
else sb.append((String) null);
if (it.hasNext()) sb.append(",\n");
}
if (!directJS) sb.append(");\n</script>");
return sb.toString();
}
/**
* Sets the content type to the specified execution for the given page.
*
* @param exec the execution (never null)
*/
public static final void setContentType(Execution exec, Page page) {
String contentType = ((PageCtrl) page).getContentType();
if (contentType == null) {
contentType = page.getDesktop().getDevice().getContentType();
if (contentType == null) contentType = "";
}
final int j = contentType.indexOf(';');
if (j < 0) {
final String cs = page.getDesktop().getWebApp().getConfiguration().getResponseCharset();
if (cs != null && cs.length() > 0) contentType += ";charset=" + cs;
}
((ExecutionCtrl) exec).setContentType(contentType);
}
