/**
* Performs the content-type function.
*
* @param ctx query context
* @return result
* @throws QueryException query exception
*/
private Str contentType(final QueryContext ctx) throws QueryException {
final Data data = data(0, ctx);
final String path = path(1, ctx);
if (data.resources.doc(path) != -1) return Str.get(MimeTypes.APP_XML);
final IOFile io = data.meta.binary(path);
if (!io.exists() || io.isDir()) RESFNF.thrw(input, path);
return Str.get(MimeTypes.get(path));
}
/**
* Checks if the produced content type matches.
*
* @param http http context
* @return result of check
*/
private boolean produces(final HTTPContext http) {
// return true if no type is given
if (produces.isEmpty()) return true;
// check if any combination matches
for (final String pr : http.produces()) {
for (final String p : produces) {
if (MimeTypes.matches(p, pr)) return true;
}
}
return false;
}
/**
* Checks if the consumed content type matches.
*
* @param http http context
* @return result of check
*/
private boolean consumes(final HTTPContext http) {
// return true if no type is given
if (consumes.isEmpty()) return true;
// return true if no content type is specified by the user
final String ct = http.contentType();
if (ct == null) return true;
// check if any combination matches
for (final String c : consumes) {
if (MimeTypes.matches(c, ct)) return true;
}
return false;
}
/**
* Lists resources of the specified database.
*
* @return success flag
* @throws IOException I/O exception
*/
private boolean listDB() throws IOException {
final String db = args[0];
final String path = args[1] != null ? args[1] : "";
if (!Databases.validName(db)) return error(NAME_INVALID_X, db);
final Table table = new Table();
table.description = RESOURCES;
table.header.add(INPUT_PATH);
table.header.add(TYPE);
table.header.add(MimeTypes.CONTENT_TYPE);
table.header.add(SIZE);
try {
// add xml documents
final Data data = Open.open(db, context);
final Resources res = data.resources;
final IntList il = res.docs(path);
final int ds = il.size();
for (int i = 0; i < ds; i++) {
final int pre = il.get(i);
final TokenList tl = new TokenList(3);
final byte[] file = data.text(pre, true);
tl.add(file);
tl.add(DataText.M_XML);
tl.add(MimeTypes.APP_XML);
tl.add(data.size(pre, Data.DOC));
table.contents.add(tl);
}
// add binary resources
for (final byte[] file : res.binaries(path)) {
final String f = string(file);
final TokenList tl = new TokenList(3);
tl.add(file);
tl.add(DataText.M_RAW);
tl.add(MimeTypes.get(f));
tl.add(data.meta.binary(f).length());
table.contents.add(tl);
}
Close.close(data, context);
} catch (final IOException ex) {
return error(Util.message(ex));
}
out.println(table.sort().finish());
return true;
}