// TODO avoid tmp file and build image online with another action
protected String createTmpFile(PMContext ctx) throws ConverterException {
FileOutputStream fos = null;
try {
final PMSecurityUser user = ctx.getUser();
byte[] value = (byte[]) ctx.getFieldValue();
if (value == null) {
return null;
}
final String filename = user.getUsername() + "." + getConfig("type", "png");
final String dir = "webapps/pm/cache/";
final File directory = new File(dir);
directory.mkdirs();
final File tmpfile = new File(dir + filename);
fos = new FileOutputStream(tmpfile);
fos.write(value);
return filename;
} catch (Exception ex) {
throw new ConverterException(ex);
} finally {
try {
if (fos != null) {
fos.close();
}
} catch (IOException ex) {
throw new ConverterException(ex);
}
}
}
@Override
public String visualize(PMContext ctx) throws ConverterException {
Object p = ctx.getFieldValue();
if (p == null) {
p = getValue(ctx.getEntityInstance(), ctx.getField());
}
final String value = normalize((p == null) ? "" : p.toString());
ctx.setFieldValue(value);
return super.visualize("string_converter.jsp?ml=" + getConfig("max-length"));
}
@Override
public Object build(PMContext ctx) throws ConverterException {
try {
String value = (String) ctx.getFieldValue();
if (value != null && !"".equals(value.trim())) {
return getDateFormat().parse((String) value);
}
} catch (ParseException e) {
throw new ConverterException(
MessageFactory.error(ctx.getEntity(), ctx.getField(), "date.converter.invalid.value"));
}
return null;
}
@Override
public Object build(PMContext ctx) throws ConverterException {
final PMStrutsContext c = (PMStrutsContext) ctx;
final Object value = ctx.getFieldValue();
if (withNull() && (value == null || value.equals(""))) {
return null;
} else {
return (value != null) ? value.toString() : null;
}
}
@Override
public Object visualize(PMContext ctx) throws ConverterException {
final String filename = createTmpFile(ctx);
ctx.put(
PM_VOID_TEXT,
"<img src='"
+ PMEntitySupport.getInstance().getContext_path()
+ "/cache/"
+ filename
+ "' alt='x' />");
return "void.jsp?";
}
@Override
public String visualize(PMContext ctx) throws ConverterException {
try {
final Date o = (Date) ctx.getFieldValue();
return super.visualize(
"date_converter.jsp?lang="
+ getConfig("lang", "en")
+ "&format="
+ normalize(javaToJavascriptDateFormat(getFormatString()))
+ "&value="
+ getDateFormat().format(o));
} catch (Exception e) {
return super.visualize(
"date_converter.jsp?lang="
+ getConfig("lang", "en")
+ "&format="
+ normalize(javaToJavascriptDateFormat(getFormatString()))
+ "&value="
+ getDateFormat().format(new Date()));
}
}