2020-06-12 18:35:12 +00:00
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use ruffle_core::backend::storage::StorageBackend;
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use std::fs;
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use std::fs::File;
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2020-06-15 16:53:19 +00:00
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use std::io::{Read, Write};
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2020-06-15 18:42:27 +00:00
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use std::path::{Path, PathBuf};
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2020-06-12 18:35:12 +00:00
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pub struct DiskStorageBackend {
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2020-06-15 18:42:27 +00:00
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base_path: PathBuf,
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2020-06-12 18:35:12 +00:00
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}
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impl DiskStorageBackend {
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2020-06-15 20:14:35 +00:00
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pub fn new(scope: &Path) -> Self {
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2020-06-15 20:58:42 +00:00
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let base_path = dirs::data_local_dir()
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.unwrap()
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.join(Path::new("ruffle"))
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.join(scope);
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2020-06-12 18:35:12 +00:00
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// Create a base dir if one doesn't exist yet
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2020-06-21 20:10:20 +00:00
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if !base_path.exists() {
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2020-06-12 18:35:12 +00:00
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log::info!("Creating storage dir");
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2020-06-15 18:42:27 +00:00
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if let Err(r) = fs::create_dir_all(&base_path) {
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2020-06-12 18:35:12 +00:00
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log::warn!("Unable to create storage dir {}", r);
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}
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}
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2020-06-15 18:42:27 +00:00
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DiskStorageBackend { base_path }
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2020-06-12 18:35:12 +00:00
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}
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}
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impl StorageBackend for DiskStorageBackend {
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2020-06-15 18:42:27 +00:00
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fn get_string(&self, name: &str) -> Option<String> {
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let full_path = self.base_path.join(Path::new(name));
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2020-06-12 18:35:12 +00:00
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2020-06-13 23:22:53 +00:00
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match File::open(full_path) {
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2020-06-12 18:35:12 +00:00
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Ok(mut file) => {
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let mut buffer = String::new();
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if let Err(r) = file.read_to_string(&mut buffer) {
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log::warn!("Unable to read file content {:?}", r);
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None
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} else {
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Some(buffer)
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}
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}
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Err(r) => {
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log::warn!("Unable to open file {:?}", r);
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None
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}
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}
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}
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2020-06-15 18:42:27 +00:00
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fn put_string(&mut self, name: &str, value: String) -> bool {
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let full_path = self.base_path.join(Path::new(name));
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2020-06-12 18:35:12 +00:00
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2020-06-15 18:42:27 +00:00
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match File::create(full_path) {
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2020-06-12 18:35:12 +00:00
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Ok(mut file) => {
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if let Err(r) = file.write_all(value.as_bytes()) {
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2020-06-15 18:18:48 +00:00
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log::warn!("Unable to write file content {:?}", r);
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false
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} else {
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true
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2020-06-12 18:35:12 +00:00
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}
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}
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2020-06-15 18:18:48 +00:00
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Err(r) => {
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log::warn!("Unable to save file {:?}", r);
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false
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2020-06-17 17:58:57 +00:00
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}
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2020-06-12 18:35:12 +00:00
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}
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2020-06-15 18:18:48 +00:00
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}
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2020-06-15 18:42:27 +00:00
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fn remove_key(&mut self, name: &str) {
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let full_path = self.base_path.join(Path::new(name));
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2020-06-17 17:58:57 +00:00
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let _ = fs::remove_file(full_path);
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2020-06-12 18:35:12 +00:00
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}
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}
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