/**
* Returns an icon for the specified file.
*
* @param file file reference
* @return icon
*/
public static Icon file(final IOFile file) {
if (file == null) return UNKNOWN;
// fallback code for displaying icons
final String path = file.path();
final MediaType type = MediaType.get(path);
if (type.isXML()) return XML;
if (type.isXQuery()) return XQUERY;
if (path.contains(IO.BASEXSUFFIX)) return BASEX;
// only works with standard dpi (https://bugs.openjdk.java.net/browse/JDK-6817929)
if (Prop.WIN && !GUIConstants.large()) {
// retrieve system icons (only supported on Windows)
final int p = path.lastIndexOf(path, '.');
final String suffix = p == -1 ? null : path.substring(p + 1);
Icon icon = null;
if (suffix != null) icon = FILES.get(suffix);
if (icon == null) {
icon = FS.getSystemIcon(file.file());
if (suffix != null) FILES.put(suffix, icon);
}
return icon;
}
// default icon chooser
return type.isText() ? TEXT : UNKNOWN;
}
/**
* Returns the sorted names of all available databases and, optionally, backups. Filters for
* {@code name} if not {@code null} with glob support.
*
* @param db return databases?
* @param backup return backups?
* @param name name filter (may be {@code null})
* @return database and backups list
*/
private StringList list(final boolean db, final boolean backup, final String name) {
final Pattern pt;
if (name != null) {
final String nm =
REGEX.matcher(name).matches()
? IOFile.regex(name)
: name.replaceAll("([" + REGEXCHARS + "])", "\\\\$1");
pt = Pattern.compile(nm, Prop.CASE ? 0 : Pattern.CASE_INSENSITIVE);
} else {
pt = null;
}
final IOFile[] children = soptions.dbpath().children();
final StringList list = new StringList(children.length);
final HashSet<String> map = new HashSet<>(children.length);
for (final IOFile f : children) {
final String fn = f.name();
String add = null;
if (backup && fn.endsWith(IO.ZIPSUFFIX)) {
final String nn = ZIPPATTERN.split(fn)[0];
if (!nn.equals(fn)) add = nn;
} else if (db && f.isDir() && fn.indexOf('.') == -1) {
add = fn;
}
// add entry if it matches the pattern, and has not already been added
if (add != null && (pt == null || pt.matcher(add).matches()) && map.add(add)) {
list.add(add);
}
}
return list.sort(false);
}
/**
* Returns the names of all backups.
*
* @return backups
*/
public StringList backups() {
final StringList backups = new StringList();
for (final IOFile f : soptions.dbpath().children()) {
final String n = f.name();
if (n.endsWith(IO.ZIPSUFFIX)) backups.add(n.substring(0, n.lastIndexOf('.')));
}
return backups;
}
/** Open all selected files externally. */
private void openExternal() {
for (final IOFile file : selectedValues()) {
try {
file.open();
} catch (final IOException ex) {
BaseXDialog.error(project.gui, Util.info(FILE_NOT_OPENED_X, file));
}
}
}
/**
* Checks if the table of the specified database is locked.
*
* @param db name of database
* @param ctx database context
* @return result of check
*/
public static boolean locked(final String db, final Context ctx) {
final IOFile table = MetaData.file(ctx.globalopts.dbpath(db), DATATBL);
if (!table.exists()) return false;
try (final RandomAccessFile file = new RandomAccessFile(table.file(), "rw")) {
return file.getChannel().tryLock() == null;
} catch (final ClosedChannelException ex) {
return false;
} catch (final OverlappingFileLockException | IOException ex) {
return true;
}
}
/**
* Returns the name of a specific backup, or all backups found for a specific database, in a
* descending order.
*
* @param db database
* @return names of specified backups
*/
public StringList backups(final String db) {
final StringList backups = new StringList();
final IOFile file = soptions.dbpath(db + IO.ZIPSUFFIX);
if (file.exists()) {
backups.add(db);
} else {
final String regex =
db.replaceAll("([" + REGEXCHARS + "])", "\\\\$1") + DateTime.PATTERN + IO.ZIPSUFFIX;
for (final IOFile f : soptions.dbpath().children()) {
final String n = f.name();
if (n.matches(regex)) backups.add(n.substring(0, n.lastIndexOf('.')));
}
}
return backups.sort(Prop.CASE, false);
}
/**
* Chooses files that match the specified pattern.
*
* @param file file filter
* @param content content filter
* @param root root directory
* @return sorted file paths
* @throws InterruptedException interruption
*/
String[] filter(final String file, final String content, final IOFile root)
throws InterruptedException {
final long id = ++filterId;
final TreeSet<String> results = new TreeSet<>();
final int[] search = new TokenParser(Token.lc(Token.token(content))).toArray();
// glob pattern
final ProjectCache pc = cache(root);
if (file.contains("*") || file.contains("?")) {
final Pattern pt = Pattern.compile(IOFile.regex(file));
for (final String path : pc) {
final int offset = offset(path, true);
if (pt.matcher(path.substring(offset)).matches() && filterContent(path, search)) {
results.add(path);
if (results.size() >= MAXHITS) break;
}
if (id != filterId) throw new InterruptedException();
}
} else {
// starts-with, contains, camel case
final String pttrn = file.toLowerCase(Locale.ENGLISH).replace('\\', '/');
final HashSet<String> exclude = new HashSet<>();
final boolean pathSearch = pttrn.indexOf('/') != -1;
for (int i = 0; i < (pathSearch ? 2 : 3); i++) {
filter(pttrn, search, i, results, exclude, pathSearch, pc, id);
}
}
return results.toArray(new String[results.size()]);
}
/**
* Refreshes the list of recent query files and updates the query path.
*
* @param file new file
*/
void refreshHistory(final IOFile file) {
final StringList sl = new StringList();
String path = null;
if (file != null) {
path = file.path();
gui.gprop.set(GUIProp.WORKPATH, file.dirPath());
sl.add(path);
tabs.setToolTipTextAt(tabs.getSelectedIndex(), path);
}
final String[] qu = gui.gprop.strings(GUIProp.EDITOR);
for (int q = 0; q < qu.length && q < 19; q++) {
final String f = qu[q];
if (!f.equalsIgnoreCase(path) && IO.get(f).exists()) sl.add(f);
}
// store sorted history
gui.gprop.set(GUIProp.EDITOR, sl.toArray());
hist.setEnabled(!sl.isEmpty());
}
/**
* Tests writing of request content when @src is set.
*
* @throws IOException I/O Exception
*/
@Test
public void writeFromResource() throws IOException {
// Create a file form which will be read
final IOFile file = new IOFile(Prop.TMP, Util.className(FnHttpTest.class));
file.write(token("test"));
// Request
final HttpRequest req = new HttpRequest();
req.payloadAttrs.put("src", file.url());
req.payloadAttrs.put("method", "binary");
// HTTP connection
final FakeHttpConnection fakeConn = new FakeHttpConnection(new URL("http://www.test.com"));
HttpClient.setRequestContent(fakeConn.getOutputStream(), req);
// Delete file
file.delete();
assertEquals(fakeConn.out.toString(Strings.UTF8), "test");
}
/**
* Refreshes the view after a file has been saved.
*
* @param root root directory
* @param ctx database context
* @throws InterruptedException interruption
*/
void parse(final IOFile root, final Context ctx) throws InterruptedException {
final long id = ++parseId;
final HashSet<String> parsed = new HashSet<>();
final TreeMap<String, InputInfo> errs = new TreeMap<>();
// collect files to be parsed
final ProjectCache pc = cache(root);
final StringList mods = new StringList(), lmods = new StringList();
for (final String path : pc) {
final IOFile file = new IOFile(path);
if (file.hasSuffix(IO.XQSUFFIXES)) (file.hasSuffix(IO.XQMSUFFIX) ? lmods : mods).add(path);
}
mods.add(lmods);
// parse modules
for (final String path : mods) {
if (id != parseId) throw new InterruptedException();
if (parsed.contains(path)) continue;
final IOFile file = new IOFile(path);
try (final TextInput ti = new TextInput(file)) {
// parse query
try (final QueryContext qc = new QueryContext(ctx)) {
final String input = ti.cache().toString();
final boolean lib = QueryProcessor.isLibrary(input);
qc.parse(input, lib, path, null);
// parsing was successful: remember path
parsed.add(path);
for (final byte[] mod : qc.modParsed) parsed.add(Token.string(mod));
} catch (final QueryException ex) {
// parsing failed: remember path
final InputInfo ii = ex.info();
errs.put(path, ii);
parsed.add(ii.path());
}
} catch (final IOException ex) {
// file may not be accessible
Util.debug(ex);
}
}
errors = errs;
}
/**
* Saves the specified editor contents.
*
* @param file file to write
* @return {@code false} if confirmation was canceled
*/
private boolean save(final IOFile file) {
try {
final EditorArea edit = getEditor();
file.write(edit.getText());
edit.file(file);
return true;
} catch (final IOException ex) {
BaseXDialog.error(gui, FILE_NOT_SAVED);
return false;
}
}
static {
IOFile dic = null;
if (Reflect.available(PATTERN)) {
dic = new IOFile(LANG);
if (!dic.exists()) {
dic = new IOFile(Prop.HOME, "etc/" + LANG);
if (!dic.exists()) {
available = false;
}
}
} else {
available = false;
}
if (available) {
Class<?> clz = Reflect.find(PATTERN);
if (clz == null) {
Util.debug("Could not initialize Igo Japanese lexer.");
} else {
/* Igo constructor. */
final Constructor<?> tgr = Reflect.find(clz, String.class);
tagger = Reflect.get(tgr, dic.path());
if (tagger == null) {
available = false;
Util.debug("Could not initialize Igo Japanese lexer.");
} else {
parse = Reflect.method(clz, "parse", CharSequence.class);
if (parse == null) {
Util.debug("Could not initialize Igo lexer method.");
}
clz = Reflect.find("net.reduls.igo.Morpheme");
surface = Reflect.field(clz, "surface");
feature = Reflect.field(clz, "feature");
start = Reflect.field(clz, "start");
}
}
}
}
@Override
public void action(final Object comp) {
final String pth = path();
final IOFile io = new IOFile(pth);
String inf = io.isDir() && io.children().length > 0 ? DIR_NOT_EMPTY : null;
ok = !pth.isEmpty();
final SerialMethod mth = SerialMethod.valueOf(method.getSelectedItem());
final OptionsOption<? extends Options> opts =
mth == SerialMethod.JSON
? SerializerOptions.JSON
: mth == SerialMethod.CSV ? SerializerOptions.CSV : null;
final boolean showmparams = opts != null;
mparams.setEnabled(showmparams);
if (ok) {
gui.gopts.set(GUIOptions.INPUTPATH, pth);
try {
if (comp == method) {
if (showmparams) {
final Options mopts = options(null).get(opts);
mparams.setToolTipText(tooltip(mopts));
mparams.setText(mopts.toString());
} else {
mparams.setToolTipText(null);
mparams.setText("");
}
}
Serializer.get(new ArrayOutput(), options(mth));
} catch (final IOException ex) {
ok = false;
inf = ex.getMessage();
}
}
info.setText(inf, ok ? Msg.WARN : Msg.ERROR);
enableOK(buttons, B_OK, ok);
}
/**
* Recursively populates the cache.
*
* @param root root directory
* @param pc file cache
* @throws InterruptedException interruption
*/
void add(final IOFile root, final ProjectCache pc) throws InterruptedException {
// check if file cache was replaced or invalidated
if (pc != cache) throw new InterruptedException();
final IOFile[] files = root.children();
for (final IOFile file : files) {
if (file.name().equals(IO.IGNORESUFFIX)) return;
}
for (final IOFile file : files) {
if (file.isDir()) {
add(file, pc);
} else {
pc.add(file.path());
}
}
}
/**
* Opens the specified query file.
*
* @param file query file
* @return opened editor
*/
public EditorArea open(final IOFile file) {
if (!visible()) GUICommands.C_SHOWEDITOR.execute(gui);
EditorArea edit = find(file, true);
try {
if (edit != null) {
// display open file
tabs.setSelectedComponent(edit);
edit.reopen(true);
} else {
// get current editor
edit = getEditor();
// create new tab if current text is stored on disk or has been modified
if (edit.opened() || edit.modified) edit = addTab();
edit.initText(file.read());
edit.file(file);
}
} catch (final IOException ex) {
BaseXDialog.error(gui, FILE_NOT_OPENED);
}
return edit;
}
@Override
public B64 item(final QueryContext qc, final InputInfo ii) throws QueryException {
checkCreate(qc);
final IOFile root = new IOFile(toPath(0, qc).toString());
final ArchOptions opts = toOptions(1, Q_OPTIONS, new ArchOptions(), qc);
final Iter entries;
if (exprs.length > 2) {
entries = qc.iter(exprs[2]);
} else {
final TokenList tl = new TokenList();
for (final String file : root.descendants()) tl.add(file);
entries = StrSeq.get(tl).iter();
}
final String format = opts.get(ArchOptions.FORMAT);
final int level = level(opts);
if (!root.isDir()) throw FILE_NO_DIR_X.get(info, root);
try (final ArchiveOut out = ArchiveOut.get(format.toLowerCase(Locale.ENGLISH), info)) {
out.level(level);
try {
while (true) {
Item en = entries.next();
if (en == null) break;
en = checkElemToken(en);
final IOFile file = new IOFile(root, string(en.string(info)));
if (!file.exists()) throw FILE_NOT_FOUND_X.get(info, file);
if (file.isDir()) throw FILE_IS_DIR_X.get(info, file);
add(en, new B64(file.read()), out, level, qc);
}
} catch (final IOException ex) {
throw ARCH_FAIL_X.get(info, ex);
}
return new B64(out.finish());
}
}
/** Writes the properties to disk. */
public final synchronized void write() {
final StringBuilder user = new StringBuilder();
BufferedReader br = null;
try {
// caches options specified by the user
if (file.exists()) {
br = new BufferedReader(new FileReader(file.file()));
for (String line; (line = br.readLine()) != null; ) {
if (line.equals(PROPUSER)) break;
}
for (String line; (line = br.readLine()) != null; ) {
user.append(line).append(NL);
}
}
} catch (final Exception ex) {
Util.debug(ex);
} finally {
if (br != null)
try {
br.close();
} catch (final IOException e) {
}
}
BufferedWriter bw = null;
try {
bw = new BufferedWriter(new FileWriter(file.file()));
bw.write(PROPHEADER + NL);
for (final Field f : getClass().getFields()) {
final Object obj = f.get(null);
if (!(obj instanceof Object[])) continue;
final String key = ((Object[]) obj)[0].toString();
final Object val = props.get(key);
if (val instanceof String[]) {
final String[] str = (String[]) val;
bw.write(key + " = " + str.length + NL);
final int is = str.length;
for (int i = 0; i < is; ++i) {
if (str[i] != null) bw.write(key + (i + 1) + " = " + str[i] + NL);
}
} else if (val instanceof int[]) {
final int[] num = (int[]) val;
final int ns = num.length;
for (int i = 0; i < ns; ++i) {
bw.write(key + i + " = " + num[i] + NL);
}
} else {
bw.write(key + " = " + val + NL);
}
}
bw.write(NL + PROPUSER + NL);
bw.write(user.toString());
} catch (final Exception ex) {
Util.errln("% could not be written.", file);
Util.debug(ex);
} finally {
if (bw != null)
try {
bw.close();
} catch (final IOException e) {
}
}
}
/** Opens a file dialog to choose an XML document or directory. */
private void choose() {
final IOFile io = new BaseXFileChooser(CHOOSE_DIR, path.getText(), gui).select(Mode.DOPEN);
if (io != null) path.setText(io.path());
}
/** Tests all files. */
private void test() {
for (final IOFile file : selectedValues()) {
project.gui.execute(new Test(file.path()));
}
}
/**
* Reads the configuration file and initializes the project properties. The file is located in the
* project home directory.
*
* @param prop property file extension
*/
protected synchronized void read(final String prop) {
file = new IOFile(HOME + IO.BASEXSUFFIX + prop);
final StringList read = new StringList();
final TokenBuilder err = new TokenBuilder();
if (!file.exists()) {
err.addExt("Saving properties in \"%\"..." + NL, file);
} else {
BufferedReader br = null;
try {
br = new BufferedReader(new FileReader(file.file()));
for (String line; (line = br.readLine()) != null; ) {
line = line.trim();
if (line.isEmpty() || line.charAt(0) == '#') continue;
final int d = line.indexOf('=');
if (d < 0) {
err.addExt("%: \"%\" ignored. " + NL, file, line);
continue;
}
final String val = line.substring(d + 1).trim();
String key = line.substring(0, d).trim();
// extract numeric value in key
int num = 0;
final int ss = key.length();
for (int s = 0; s < ss; ++s) {
if (Character.isDigit(key.charAt(s))) {
num = Integer.parseInt(key.substring(s));
key = key.substring(0, s);
break;
}
}
read.add(key);
final Object entry = props.get(key);
if (entry == null) {
err.addExt("%: \"%\" not found. " + NL, file, key);
} else if (entry instanceof String) {
props.put(key, val);
} else if (entry instanceof Integer) {
props.put(key, Integer.parseInt(val));
} else if (entry instanceof Boolean) {
props.put(key, Boolean.parseBoolean(val));
} else if (entry instanceof String[]) {
if (num == 0) {
props.put(key, new String[Integer.parseInt(val)]);
} else {
((String[]) entry)[num - 1] = val;
}
} else if (entry instanceof int[]) {
((int[]) entry)[num] = Integer.parseInt(val);
}
}
} catch (final Exception ex) {
err.addExt("% could not be parsed." + NL, file);
Util.debug(ex);
} finally {
if (br != null)
try {
br.close();
} catch (final IOException ex) {
}
}
}
// check if all mandatory files have been read
try {
if (err.isEmpty()) {
boolean ok = true;
for (final Field f : getClass().getFields()) {
final Object obj = f.get(null);
if (!(obj instanceof Object[])) continue;
final String key = ((Object[]) obj)[0].toString();
ok &= read.contains(key);
}
if (!ok) err.addExt("Saving properties in \"%\"..." + NL, file);
}
} catch (final IllegalAccessException ex) {
Util.notexpected(ex);
}
if (!err.isEmpty()) {
Util.err(err.toString());
write();
}
}