public GlobPattern(ByteList bytelist, int flags) {
this(
bytelist.getUnsafeBytes(),
bytelist.getBegin(),
bytelist.getBegin() + bytelist.getRealSize(),
flags);
}
/*
* Process {}'s (example: Dir.glob("{jruby,jython}/README*")
*/
private static int push_braces(String cwd, List<ByteList> result, GlobPattern pattern) {
pattern.reset();
int lbrace = pattern.indexOf((byte) '{'); // index of left-most brace
int rbrace = pattern.findClosingIndexOf(lbrace); // index of right-most brace
// No or mismatched braces..Move along..nothing to see here
if (lbrace == -1 || rbrace == -1) return push_globs(cwd, result, pattern);
// Peel onion...make subpatterns out of outer layer of glob and recall with each subpattern
// Example: foo{a{c},b}bar -> fooa{c}bar, foobbar
ByteList buf = new ByteList(20);
int middleRegionIndex;
int i = lbrace;
while (pattern.bytes[i] != '}') {
middleRegionIndex = i + 1;
for (i = middleRegionIndex;
i < pattern.end && pattern.bytes[i] != '}' && pattern.bytes[i] != ',';
i++) {
if (pattern.bytes[i] == '{') i = pattern.findClosingIndexOf(i); // skip inner braces
}
buf.length(0);
buf.append(pattern.bytes, pattern.begin, lbrace - pattern.begin);
buf.append(pattern.bytes, middleRegionIndex, i - middleRegionIndex);
buf.append(pattern.bytes, rbrace + 1, pattern.end - (rbrace + 1));
int status =
push_braces(
cwd,
result,
new GlobPattern(
buf.getUnsafeBytes(), buf.getBegin(), buf.getRealSize(), pattern.flags));
if (status != 0) return status;
}
return 0; // All braces pushed..
}
private static int glob_helper(
String cwd,
byte[] bytes,
int begin,
int end,
int sub,
int flags,
GlobFunc func,
GlobArgs arg) {
int p, m;
int status = 0;
byte[] newpath = null;
File st;
p = sub != -1 ? sub : begin;
if (!has_magic(bytes, p, end, flags)) {
if (DOSISH || (flags & FNM_NOESCAPE) == 0) {
newpath = new byte[end];
System.arraycopy(bytes, 0, newpath, 0, end);
if (sub != -1) {
p = (sub - begin);
end = remove_backslashes(newpath, p, end);
sub = p;
} else {
end = remove_backslashes(newpath, 0, end);
bytes = newpath;
}
}
if (bytes[begin] == '/'
|| (DOSISH && begin + 2 < end && bytes[begin + 1] == ':' && isdirsep(bytes[begin + 2]))) {
if (new JavaSecuredFile(newStringFromUTF8(bytes, begin, end - begin)).exists()) {
status = func.call(bytes, begin, end - begin, arg);
}
} else if (isJarFilePath(bytes, begin, end)) {
int ix = end;
for (int i = 0; i < end; i++) {
if (bytes[begin + i] == '!') {
ix = i;
break;
}
}
st = new JavaSecuredFile(newStringFromUTF8(bytes, begin + 5, ix - 5));
try {
String jar = newStringFromUTF8(bytes, begin + ix + 1, end - (ix + 1));
JarFile jf = new JarFile(st);
if (jar.startsWith("/")) jar = jar.substring(1);
ZipEntry entry = RubyFile.getDirOrFileEntry(jf, jar);
if (entry != null) {
status = func.call(bytes, begin, end, arg);
}
} catch (Exception e) {
}
} else if ((end - begin)
> 0) { // Length check is a hack. We should not be reeiving "" as a filename ever.
if (new JavaSecuredFile(cwd, newStringFromUTF8(bytes, begin, end - begin)).exists()) {
status = func.call(bytes, begin, end - begin, arg);
}
}
return status;
}
ByteList buf = new ByteList(20);
List<ByteList> link = new ArrayList<ByteList>();
mainLoop:
while (p != -1 && status == 0) {
if (bytes[p] == '/') p++;
m = strchr(bytes, p, end, (byte) '/');
if (has_magic(bytes, p, m == -1 ? end : m, flags)) {
finalize:
do {
byte[] base = extract_path(bytes, begin, p);
byte[] dir = begin == p ? new byte[] {'.'} : base;
byte[] magic = extract_elem(bytes, p, end);
boolean recursive = false;
String jar = null;
JarFile jf = null;
if (dir[0] == '/' || (DOSISH && 2 < dir.length && dir[1] == ':' && isdirsep(dir[2]))) {
st = new JavaSecuredFile(newStringFromUTF8(dir));
} else if (isJarFilePath(dir, 0, dir.length)) {
int ix = dir.length;
for (int i = 0; i < dir.length; i++) {
if (dir[i] == '!') {
ix = i;
break;
}
}
st = new JavaSecuredFile(newStringFromUTF8(dir, 5, ix - 5));
jar = newStringFromUTF8(dir, ix + 1, dir.length - (ix + 1));
try {
jf = new JarFile(st);
if (jar.startsWith("/")) jar = jar.substring(1);
if (jf.getEntry(jar + "/") != null) jar = jar + "/";
} catch (Exception e) {
jar = null;
jf = null;
}
} else {
st = new JavaSecuredFile(cwd, newStringFromUTF8(dir));
}
if ((jf != null
&& ("".equals(jar)
|| (jf.getJarEntry(jar) != null && jf.getJarEntry(jar).isDirectory())))
|| st.isDirectory()) {
if (m != -1 && Arrays.equals(magic, DOUBLE_STAR)) {
int n = base.length;
recursive = true;
buf.length(0);
buf.append(base);
buf.append(bytes, (base.length > 0 ? m : m + 1), end - (base.length > 0 ? m : m + 1));
status =
glob_helper(
cwd,
buf.getUnsafeBytes(),
buf.getBegin(),
buf.getRealSize(),
n,
flags,
func,
arg);
if (status != 0) {
break finalize;
}
}
} else {
break mainLoop;
}
if (jar == null) {
String[] dirp = files(st);
for (int i = 0; i < dirp.length; i++) {
if (recursive) {
byte[] bs = getBytesInUTF8(dirp[i]);
if (fnmatch(STAR, 0, 1, bs, 0, bs.length, flags) != 0) {
continue;
}
buf.length(0);
buf.append(base);
buf.append(BASE(base) ? SLASH : EMPTY);
buf.append(getBytesInUTF8(dirp[i]));
if (buf.getUnsafeBytes()[0] == '/'
|| (DOSISH
&& 2 < buf.getRealSize()
&& buf.getUnsafeBytes()[1] == ':'
&& isdirsep(buf.getUnsafeBytes()[2]))) {
st =
new JavaSecuredFile(
newStringFromUTF8(
buf.getUnsafeBytes(), buf.getBegin(), buf.getRealSize()));
} else {
st =
new JavaSecuredFile(
cwd,
newStringFromUTF8(
buf.getUnsafeBytes(), buf.getBegin(), buf.getRealSize()));
}
if (st.isDirectory() && !".".equals(dirp[i]) && !"..".equals(dirp[i])) {
int t = buf.getRealSize();
buf.append(SLASH);
buf.append(DOUBLE_STAR);
buf.append(bytes, m, end - m);
status =
glob_helper(
cwd,
buf.getUnsafeBytes(),
buf.getBegin(),
buf.getRealSize(),
t,
flags,
func,
arg);
if (status != 0) {
break;
}
}
continue;
}
byte[] bs = getBytesInUTF8(dirp[i]);
if (fnmatch(magic, 0, magic.length, bs, 0, bs.length, flags) == 0) {
buf.length(0);
buf.append(base);
buf.append(BASE(base) ? SLASH : EMPTY);
buf.append(getBytesInUTF8(dirp[i]));
if (m == -1) {
status = func.call(buf.getUnsafeBytes(), 0, buf.getRealSize(), arg);
if (status != 0) {
break;
}
continue;
}
link.add(buf);
buf = new ByteList(20);
}
}
} else {
try {
List<JarEntry> dirp = new ArrayList<JarEntry>();
for (Enumeration<JarEntry> eje = jf.entries(); eje.hasMoreElements(); ) {
JarEntry je = eje.nextElement();
String name = je.getName();
int ix = name.indexOf('/', jar.length());
if (ix == -1 || ix == name.length() - 1) {
if ("/".equals(jar) || (name.startsWith(jar) && name.length() > jar.length())) {
dirp.add(je);
}
}
}
for (JarEntry je : dirp) {
byte[] bs = getBytesInUTF8(je.getName());
int len = bs.length;
if (je.isDirectory()) {
len--;
}
if (recursive) {
if (fnmatch(STAR, 0, 1, bs, 0, len, flags) != 0) {
continue;
}
buf.length(0);
buf.append(base, 0, base.length - jar.length());
buf.append(BASE(base) ? SLASH : EMPTY);
buf.append(bs, 0, len);
if (je.isDirectory()) {
int t = buf.getRealSize();
buf.append(SLASH);
buf.append(DOUBLE_STAR);
buf.append(bytes, m, end - m);
status =
glob_helper(
cwd,
buf.getUnsafeBytes(),
buf.getBegin(),
buf.getRealSize(),
t,
flags,
func,
arg);
if (status != 0) {
break;
}
}
continue;
}
if (fnmatch(magic, 0, magic.length, bs, 0, len, flags) == 0) {
buf.length(0);
buf.append(base, 0, base.length - jar.length());
buf.append(BASE(base) ? SLASH : EMPTY);
buf.append(bs, 0, len);
if (m == -1) {
status = func.call(buf.getUnsafeBytes(), 0, buf.getRealSize(), arg);
if (status != 0) {
break;
}
continue;
}
link.add(buf);
buf = new ByteList(20);
}
}
} catch (Exception e) {
}
}
} while (false);
if (link.size() > 0) {
for (ByteList b : link) {
if (status == 0) {
if (b.getUnsafeBytes()[0] == '/'
|| (DOSISH
&& 2 < b.getRealSize()
&& b.getUnsafeBytes()[1] == ':'
&& isdirsep(b.getUnsafeBytes()[2]))) {
st = new JavaSecuredFile(newStringFromUTF8(b.getUnsafeBytes(), 0, b.getRealSize()));
} else {
st =
new JavaSecuredFile(
cwd, newStringFromUTF8(b.getUnsafeBytes(), 0, b.getRealSize()));
}
if (st.isDirectory()) {
int len = b.getRealSize();
buf.length(0);
buf.append(b);
buf.append(bytes, m, end - m);
status =
glob_helper(
cwd, buf.getUnsafeBytes(), 0, buf.getRealSize(), len, flags, func, arg);
}
}
}
break mainLoop;
}
}
p = m;
}
return status;
}