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Merge pull request #33204 from akien-mga/prevent-crash-permission-issue

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Prevent crash when we can't write to editor cache or config path
This commit is contained in:
Rémi Verschelde 2019-11-01 14:09:42 +01:00 committed by GitHub
parent 83d393a71a 565f7183aa
commit b4737877f1
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 16 deletions
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15
editor/editor_file_system.cpp
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@ -325,14 +325,12 @@ void EditorFileSystem::_save_filesystem_cache() {
String fscache = EditorSettings::get_singleton()->get_project_settings_dir().plus_file(CACHE_FILE_NAME);
FileAccess *f = FileAccess::open(fscache, FileAccess::WRITE);
if (f == NULL) {
ERR_PRINTS("Error writing fscache '" + fscache + "'.");
} else {
f->store_line(filesystem_settings_version_for_import);
_save_filesystem_cache(filesystem, f);
f->close();
memdelete(f);
}
ERR_FAIL_COND_MSG(!f, "Cannot create file '" + fscache + "'. Check user write permissions.");
f->store_line(filesystem_settings_version_for_import);
_save_filesystem_cache(filesystem, f);
f->close();
memdelete(f);
}
void EditorFileSystem::_thread_func(void *_userdata) {
@ -1373,6 +1371,7 @@ void EditorFileSystem::_save_late_updated_files() {
//files that already existed, and were modified, need re-scanning for dependencies upon project restart. This is done via saving this special file
String fscache = EditorSettings::get_singleton()->get_project_settings_dir().plus_file("filesystem_update4");
FileAccessRef f = FileAccess::open(fscache, FileAccess::WRITE);
ERR_FAIL_COND_MSG(!f, "Cannot create file '" + fscache + "'. Check user write permissions.");
for (Set<String>::Element *E = late_update_files.front(); E; E = E->next()) {
f->store_line(E->get());
}

21
editor/editor_resource_preview.cpp
View file

@ -201,9 +201,8 @@ void EditorResourcePreview::_generate_preview(Ref<ImageTexture> &r_texture, Ref<
if (has_small_texture) {
ResourceSaver::save(cache_base + "_small.png", r_small_texture);
}
Error err;
FileAccess *f = FileAccess::open(cache_base + ".txt", FileAccess::WRITE, &err);
ERR_FAIL_COND_MSG(err != OK, "Cannot create file '" + cache_base + ".txt'.");
FileAccess *f = FileAccess::open(cache_base + ".txt", FileAccess::WRITE);
ERR_FAIL_COND_MSG(!f, "Cannot create file '" + cache_base + ".txt'. Check user write permissions.");
f->store_line(itos(thumbnail_size));
f->store_line(itos(has_small_texture));
f->store_line(itos(FileAccess::get_modified_time(p_item.path)));
@ -295,11 +294,17 @@ void EditorResourcePreview::_thread() {
//update modified time
f = FileAccess::open(file, FileAccess::WRITE);
f->store_line(itos(thumbnail_size));
f->store_line(itos(has_small_texture));
f->store_line(itos(modtime));
f->store_line(md5);
memdelete(f);
if (!f) {
// Not returning as this would leave the thread hanging and would require
// some proper cleanup/disabling of resource preview generation.
ERR_PRINTS("Cannot create file '" + file + "'. Check user write permissions.");
} else {
f->store_line(itos(thumbnail_size));
f->store_line(itos(has_small_texture));
f->store_line(itos(modtime));
f->store_line(md5);
memdelete(f);
}
}
} else {
memdelete(f);