asgardius/virtualx-engine
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix url_decode with mixed percent-encoding/Unicode strings. Treat Unix drive names as UTF-8 encoded.

Browse source
This commit is contained in:
bruvzg 2021-04-30 21:22:39 +03:00
parent 28f56e2cbf
commit b6a21f85a7
No known key found for this signature in database
GPG key ID: 009E1BFE42239B95
3 changed files with 28 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
core/string/ustring.cpp
View file

@ -3784,27 +3784,28 @@ String String::uri_encode() const {
}
String String::uri_decode() const {
String res;
for (int i = 0; i < length(); ++i) {
if (unicode_at(i) == '%' && i + 2 < length()) {
char32_t ord1 = unicode_at(i + 1);
CharString src = utf8();
CharString res;
for (int i = 0; i < src.length(); ++i) {
if (src[i] == '%' && i + 2 < src.length()) {
char ord1 = src[i + 1];
if ((ord1 >= '0' && ord1 <= '9') || (ord1 >= 'A' && ord1 <= 'Z')) {
char32_t ord2 = unicode_at(i + 2);
char ord2 = src[i + 2];
if ((ord2 >= '0' && ord2 <= '9') || (ord2 >= 'A' && ord2 <= 'Z')) {
char bytes[3] = { (char)ord1, (char)ord2, 0 };
res += (char)strtol(bytes, nullptr, 16);
i += 2;
}
} else {
res += unicode_at(i);
res += src[i];
}
} else if (unicode_at(i) == '+') {
} else if (src[i] == '+') {
res += ' ';
} else {
res += unicode_at(i);
res += src[i];
}
}
return String::utf8(res.ascii());
return String::utf8(res);
}
String String::c_unescape() const {

12
drivers/unix/dir_access_unix.cpp
View file

@ -226,8 +226,9 @@ static void _get_drives(List<String> *list) {
while (getmntent_r(mtab, &mnt, strings, sizeof(strings))) {
if (mnt.mnt_dir != nullptr && _filter_drive(&mnt)) {
// Avoid duplicates
if (!list->find(mnt.mnt_dir)) {
list->push_back(mnt.mnt_dir);
String name = String::utf8(mnt.mnt_dir);
if (!list->find(name)) {
list->push_back(name);
}
}
}
@ -240,8 +241,9 @@ static void _get_drives(List<String> *list) {
const char *home = getenv("HOME");
if (home) {
// Only add if it's not a duplicate
if (!list->find(home)) {
list->push_back(home);
String home_name = String::utf8(home);
if (!list->find(home_name)) {
list->push_back(home_name);
}
// Check $HOME/.config/gtk-3.0/bookmarks
@ -254,7 +256,7 @@ static void _get_drives(List<String> *list) {
// Parse only file:// links
if (strncmp(string, "file://", 7) == 0) {
// Strip any unwanted edges on the strings and push_back if it's not a duplicate
String fpath = String(string + 7).strip_edges().split_spaces()[0].uri_decode();
String fpath = String::utf8(string + 7).strip_edges().split_spaces()[0].uri_decode();
if (!list->find(fpath)) {
list->push_back(fpath);
}

11
tests/test_string.h
View file

@ -1156,6 +1156,17 @@ TEST_CASE("[String] uri_encode/unescape") {
String s = "Godot Engine:'docs'";
String t = "Godot%20Engine%3A%27docs%27";
String x1 = "T%C4%93%C5%A1t";
static const uint8_t u8str[] = { 0x54, 0xC4, 0x93, 0xC5, 0xA1, 0x74, 0x00 };
String x2 = String::utf8((const char *)u8str);
String x3 = U"Tēšt";
CHECK(x1.uri_decode() == x2);
CHECK(x1.uri_decode() == x3);
CHECK((x1 + x3).uri_decode() == (x2 + x3)); // Mixed unicode and URL encoded string, e.g. GTK+ bookmark.
CHECK(x2.uri_encode() == x1);
CHECK(x3.uri_encode() == x1);
CHECK(s.uri_encode() == t);
CHECK(t.uri_decode() == s);
}