fix: paste --force doesn't work on existing read-only files with the same name (#3894)

CHANGELOG.md

@@ -54,6 +54,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/):
 ### Fixed
 
 - Chafa v1.18.1 causes random ghost keypresses when previewing images ([#3678])
+- `paste --force` doesn't work on existing read-only files with the same name ([#3894])
 - Be a little defensive while parsing the output of `7zz -ba` ([#3744])
 - Make `ya pkg` ignore default remote name in user Git config ([#3648])
 - Archive extraction fails for target paths with non-ASCII characters on Windows ([#3607])
@@ -1701,3 +1702,4 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/):
 [#3854]: https://github.com/sxyazi/yazi/pull/3854
 [#3862]: https://github.com/sxyazi/yazi/pull/3862
 [#3891]: https://github.com/sxyazi/yazi/pull/3891
+[#3894]: https://github.com/sxyazi/yazi/pull/3894

yazi-actor/src/mgr/shell.rs

@@ -41,9 +41,9 @@ impl Actor for Shell {
 
 			TasksProxy::open_shell_compat(ProcessOpt {
 				cwd,
-				cmd:    form.run.to_string().into(),
-				args:   selected,
-				block:  form.block,
+				cmd: form.run.to_string().into(),
+				args: selected,
+				block: form.block,
 				orphan: form.orphan,
 				spread: true,
 			});

yazi-fs/Cargo.toml

@@ -26,6 +26,7 @@ dirs             = { workspace = true }
 either           = { workspace = true }
 foldhash         = { workspace = true }
 hashbrown        = { workspace = true }
+libc             = { workspace = true }
 parking_lot      = { workspace = true }
 percent-encoding = { workspace = true }
 rand             = { workspace = true }
@@ -38,7 +39,6 @@ tracing          = { workspace = true }
 typed-path       = { workspace = true }
 
 [target."cfg(unix)".dependencies]
-libc  = { workspace = true }
 uzers = { workspace = true }
 
 [target.'cfg(windows)'.dependencies]

yazi-fs/src/cha/cha.rs

@@ -81,17 +81,19 @@ impl Cha {
 		};
 
 		#[cfg(windows)]
-		let mode = {
-			if m.is_file() {
-				ChaMode::T_FILE
-			} else if m.is_dir() {
-				ChaMode::T_DIR
-			} else if m.is_symlink() {
-				ChaMode::T_LINK
-			} else {
-				ChaMode::empty()
-			}
+		let mut mode = if m.is_file() {
+			ChaMode::T_FILE
+		} else if m.is_dir() {
+			ChaMode::T_DIR
+		} else if m.is_symlink() {
+			ChaMode::T_LINK
+		} else {
+			ChaMode::empty()
 		};
+		#[cfg(windows)]
+		if !m.permissions().readonly() {
+			mode |= ChaMode::U_WRITE;
+		}
 
 		Self {
 			kind: ChaKind::empty(),

yazi-fs/src/provider/local/local.rs

@@ -3,7 +3,7 @@ use std::{io, path::Path, sync::Arc};
 use tokio::sync::mpsc;
 use yazi_shared::{path::{AsPath, PathBufDyn}, scheme::SchemeKind, strand::AsStrand, url::{Url, UrlBuf, UrlCow}};
 
-use crate::{cha::Cha, provider::{Attrs, Capabilities, Provider}};
+use crate::{cha::{Cha, ChaMode}, provider::{Attrs, Capabilities, Provider}};
 
 #[derive(Clone)]
 pub struct Local<'a> {
@@ -125,6 +125,26 @@ impl<'a> Provider for Local<'a> {
 		tokio::fs::rename(self.path, to).await
 	}
 
+	async fn set_mode(&self, mode: ChaMode) -> io::Result<()> {
+		#[cfg(unix)]
+		{
+			return tokio::fs::set_permissions(self.path, mode.into()).await;
+		}
+		#[cfg(windows)]
+		{
+			use std::os::windows::ffi::OsStrExt;
+
+			let path: Vec<u16> = self.path.as_os_str().encode_wide().chain(Some(0)).collect();
+			let perm = if mode.contains(ChaMode::U_WRITE) { libc::S_IWRITE } else { libc::S_IREAD };
+
+			return tokio::task::spawn_blocking(move || {
+				let result = unsafe { libc::wchmod(path.as_ptr(), perm) };
+				if result == 0 { Ok(()) } else { Err(io::Error::last_os_error()) }
+			})
+			.await?;
+		}
+	}
+
 	#[inline]
 	async fn symlink<S, F>(&self, original: S, _is_dir: F) -> io::Result<()>
 	where

yazi-fs/src/provider/traits.rs

@@ -4,7 +4,7 @@ use tokio::{io::{AsyncRead, AsyncSeek, AsyncWrite, AsyncWriteExt}, sync::mpsc};
 use yazi_macro::ok_or_not_found;
 use yazi_shared::{path::{AsPath, PathBufDyn}, strand::{AsStrand, StrandCow}, url::{AsUrl, Url, UrlBuf}};
 
-use crate::{cha::{Cha, ChaType}, provider::{Attrs, Capabilities}};
+use crate::{cha::{Cha, ChaMode, ChaType}, provider::{Attrs, Capabilities}};
 
 pub trait Provider: Sized {
 	type File: AsyncRead + AsyncSeek + AsyncWrite + Unpin;
@@ -163,6 +163,8 @@ pub trait Provider: Sized {
 	where
 		P: AsPath;
 
+	fn set_mode(&self, mode: ChaMode) -> impl Future<Output = io::Result<()>>;
+
 	fn symlink<S, F>(&self, original: S, _is_dir: F) -> impl Future<Output = io::Result<()>>
 	where
 		S: AsStrand,

yazi-scheduler/src/file/transaction.rs

@@ -1,5 +1,6 @@
 use std::{hash::{BuildHasher, Hash, Hasher}, io};
 
+use yazi_fs::cha::ChaMode;
 use yazi_macro::ok_or_not_found;
 use yazi_shared::{timestamp_us, url::{AsUrl, Url, UrlBuf}};
 use yazi_vfs::{provider, unique_file};
@@ -31,8 +32,12 @@ impl Transaction {
 		U: AsUrl,
 	{
 		let url = url.as_url();
-		if ok_or_not_found!(provider::symlink_metadata(url).await, return Ok(())).is_link() {
+
+		let cha = ok_or_not_found!(provider::symlink_metadata(url).await, return Ok(()));
+		if cha.is_link() {
 			provider::rename(Self::tmp(url).await?, url).await?;
+		} else if !cha.contains(ChaMode::U_WRITE) {
+			provider::set_mode(url, cha.mode | ChaMode::U_WRITE).await?;
 		}
 
 		Ok(())

yazi-vfs/src/provider/provider.rs

@@ -1,7 +1,7 @@
 use std::io;
 
 use tokio::sync::mpsc;
-use yazi_fs::{cha::Cha, provider::{Attrs, Capabilities, Provider, local::Local}};
+use yazi_fs::{cha::{Cha, ChaMode}, provider::{Attrs, Capabilities, Provider, local::Local}};
 use yazi_shared::{path::PathBufDyn, strand::AsStrand, url::{AsUrl, Url, UrlBuf, UrlCow}};
 
 use super::{Providers, ReadDir, RwFile};
@@ -215,6 +215,13 @@ where
 	}
 }
 
+pub async fn set_mode<U>(url: U, mode: ChaMode) -> io::Result<()>
+where
+	U: AsUrl,
+{
+	Providers::new(url.as_url()).await?.set_mode(mode).await
+}
+
 pub async fn symlink<U, S, F>(link: U, original: S, is_dir: F) -> io::Result<()>
 where
 	U: AsUrl,

yazi-vfs/src/provider/providers.rs

@@ -1,7 +1,7 @@
 use std::io;
 
 use tokio::sync::mpsc;
-use yazi_fs::{cha::Cha, provider::{Attrs, Capabilities, Provider}};
+use yazi_fs::{cha::{Cha, ChaMode}, provider::{Attrs, Capabilities, Provider}};
 use yazi_shared::{path::{AsPath, PathBufDyn}, strand::AsStrand, url::{Url, UrlBuf, UrlCow}};
 
 #[derive(Clone)]
@@ -175,6 +175,13 @@ impl<'a> Provider for Providers<'a> {
 		}
 	}
 
+	async fn set_mode(&self, mode: ChaMode) -> io::Result<()> {
+		match self {
+			Self::Local(p) => p.set_mode(mode).await,
+			Self::Sftp(p) => p.set_mode(mode).await,
+		}
+	}
+
 	async fn symlink<S, F>(&self, original: S, is_dir: F) -> io::Result<()>
 	where
 		S: AsStrand,

yazi-vfs/src/provider/sftp/sftp.rs

@@ -2,7 +2,7 @@ use std::{io, sync::Arc};
 
 use tokio::{io::{AsyncWriteExt, BufReader, BufWriter}, sync::mpsc::Receiver};
 use yazi_config::vfs::{ServiceSftp, Vfs};
-use yazi_fs::provider::{Capabilities, DirReader, FileHolder, Provider};
+use yazi_fs::{cha::ChaMode, provider::{Capabilities, DirReader, FileHolder, Provider}};
 use yazi_sftp::fs::{Attrs, Flags};
 use yazi_shared::{loc::LocBuf, path::{AsPath, PathBufDyn}, pool::InternStr, scheme::SchemeKind, strand::AsStrand, url::{Url, UrlBuf, UrlCow, UrlLike}};
 
@@ -193,6 +193,14 @@ impl<'a> Provider for Sftp<'a> {
 		Ok(())
 	}
 
+	async fn set_mode(&self, mode: ChaMode) -> io::Result<()> {
+		let attrs = super::Attrs(yazi_fs::provider::Attrs { mode: Some(mode), ..Default::default() })
+			.try_into()
+			.map_err(|()| io::Error::new(io::ErrorKind::InvalidInput, "Cannot convert mode"))?;
+
+		Ok(self.op().await?.setstat(self.path, attrs).await?)
+	}
+
 	async fn symlink<S, F>(&self, original: S, _is_dir: F) -> io::Result<()>
 	where
 		S: AsStrand,