/**
* Maps a servlet-like URI to a jxp file.
*
* @param f File to check
* @return new File with <root>.jxp if exists, orig file if not
* @example /wiki/geir -> maps to wiki.jxp if exists
*/
File tryServlet(File f) {
if (f.exists()) return f;
String uri = f.toString();
if (uri.startsWith(_rootFile.toString())) uri = uri.substring(_rootFile.toString().length());
if (_core != null && uri.startsWith(_core._base.toString()))
uri = "/~~" + uri.substring(_core._base.toString().length());
while (uri.startsWith("/")) uri = uri.substring(1);
int start = 0;
while (true) {
int idx = uri.indexOf("/", start);
if (idx < 0) break;
String foo = uri.substring(0, idx);
File temp = getFileSafe(foo + ".jxp");
if (temp != null && temp.exists()) f = temp;
start = idx + 1;
}
return f;
}
/**
* Tries to find the given file, assuming that it's missing the ".jxp" extension
*
* @param f File to check
* @return same file if not found to be missing the .jxp, or a new File w/ the .jxp appended
*/
File tryNoJXP(File f) {
if (f.exists()) return f;
if (f.getName().indexOf(".") >= 0) return f;
File temp = new File(f.toString() + ".jxp");
return temp.exists() ? temp : f;
}
File tryOtherExtensions(File f) {
if (f.exists()) return f;
if (f.getName().indexOf(".") >= 0) return f;
for (int i = 0; i < JSFileLibrary._srcExtensions.length; i++) {
File temp = new File(f.toString() + JSFileLibrary._srcExtensions[i]);
if (temp.exists()) return temp;
}
return f;
}
/**
* Constructs a new MultipartRequest to handle the specified request, saving any uploaded files to
* the given directory, and limiting the upload size to the specified length. If the content is
* too large, an IOException is thrown. This constructor actually parses the
* <tt>multipart/form-data</tt> and throws an IOException if there's any problem reading or
* parsing the request.
*
* <p>To avoid file collisions, this constructor takes an implementation of the FileRenamePolicy
* interface to allow a pluggable rename policy.
*
* @param request the servlet request.
* @param saveDirectory the directory in which to save any uploaded files.
* @param maxPostSize the maximum size of the POST content.
* @param encoding the encoding of the response, such as ISO-8859-1
* @param policy a pluggable file rename policy
* @exception IOException if the uploaded content is larger than <tt>maxPostSize</tt> or there's a
* problem reading or parsing the request.
*/
public MultipartRequest(
HttpServletRequest request,
String saveDirectory,
int maxPostSize,
String encoding,
FileRenamePolicy policy)
throws IOException {
// Sanity check values
if (request == null) throw new IllegalArgumentException("request cannot be null");
if (saveDirectory == null) throw new IllegalArgumentException("saveDirectory cannot be null");
if (maxPostSize <= 0) {
throw new IllegalArgumentException("maxPostSize must be positive");
}
// Save the dir
File dir = new File(saveDirectory);
// Check saveDirectory is truly a directory
if (!dir.isDirectory()) throw new IllegalArgumentException("Not a directory: " + saveDirectory);
// Check saveDirectory is writable
if (!dir.canWrite()) throw new IllegalArgumentException("Not writable: " + saveDirectory);
// Parse the incoming multipart, storing files in the dir provided,
// and populate the meta objects which describe what we found
MultipartParser parser = new MultipartParser(request, maxPostSize, true, true, encoding);
// Some people like to fetch query string parameters from
// MultipartRequest, so here we make that possible. Thanks to
// Ben Johnson, [email protected], for the idea.
if (request.getQueryString() != null) {
// Let HttpUtils create a name->String[] structure
Hashtable queryParameters = HttpUtils.parseQueryString(request.getQueryString());
// For our own use, name it a name->Vector structure
Enumeration queryParameterNames = queryParameters.keys();
while (queryParameterNames.hasMoreElements()) {
Object paramName = queryParameterNames.nextElement();
String[] values = (String[]) queryParameters.get(paramName);
Vector newValues = new Vector();
for (int i = 0; i < values.length; i++) {
newValues.add(values[i]);
}
parameters.put(paramName, newValues);
}
}
Part part;
while ((part = parser.readNextPart()) != null) {
String name = part.getName();
if (name == null) {
throw new IOException("Malformed input: parameter name missing (known Opera 7 bug)");
}
if (part.isParam()) {
// It's a parameter part, add it to the vector of values
ParamPart paramPart = (ParamPart) part;
String value = paramPart.getStringValue();
Vector existingValues = (Vector) parameters.get(name);
if (existingValues == null) {
existingValues = new Vector();
parameters.put(name, existingValues);
}
existingValues.addElement(value);
} else if (part.isFile()) {
// It's a file part
FilePart filePart = (FilePart) part;
String fileName = filePart.getFileName();
if (fileName != null) {
filePart.setRenamePolicy(policy); // null policy is OK
// The part actually contained a file
filePart.writeTo(dir);
files.put(
name,
new UploadedFile(
dir.toString(), filePart.getFileName(), fileName, filePart.getContentType()));
} else {
// The field did not contain a file
files.put(name, new UploadedFile(null, null, null, null));
}
}
}
}
/**
* Initializes a new context for a given site directory.
*
* @param f the file to run
*/
public AppContext(File f) {
this(f.toString());
}
