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Diffstat (limited to 'lib/entry/libimagentryref/src/lister.rs')
| -rw-r--r-- | lib/entry/libimagentryref/src/lister.rs | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/lib/entry/libimagentryref/src/lister.rs b/lib/entry/libimagentryref/src/lister.rs deleted file mode 100644 index a3219b9f..00000000 --- a/lib/entry/libimagentryref/src/lister.rs +++ /dev/null @@ -1,161 +0,0 @@ -// -// imag - the personal information management suite for the commandline -// Copyright (C) 2015-2018 Matthias Beyer <mail@beyermatthias.de> and contributors -// -// This library is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; version -// 2.1 of the License. -// -// This library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -// Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License along with this library; if not, write to the Free Software -// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA -// - -use std::default::Default; -use std::io::stdout; -use std::io::Write; -use std::ops::Deref; - -use libimagentrylist::lister::Lister; -use libimagentrylist::error::Result; -use libimagerror::trace::trace_error; -use libimagstore::store::FileLockEntry; -use libimagentrylist::error::ListErrorKind as LEK; -use libimagentrylist::error as lerror; - -use reference::Ref; - -pub struct RefLister { - check_dead: bool, - check_changed: bool, - check_changed_content: bool, - check_changed_permiss: bool, -} - -impl RefLister { - - pub fn new() -> RefLister { - RefLister::default() - } - - pub fn check_dead(mut self, b: bool) -> RefLister { - self.check_dead = b; - self - } - - pub fn check_changed(mut self, b: bool) -> RefLister { - self.check_changed = b; - self - } - - pub fn check_changed_content(mut self, b: bool) -> RefLister { - self.check_changed_content = b; - self - } - - pub fn check_changed_permiss(mut self, b: bool) -> RefLister { - self.check_changed_permiss = b; - self - } - -} - -impl Default for RefLister { - - fn default() -> RefLister { - RefLister { - check_dead: false, - check_changed: false, - check_changed_content: false, - check_changed_permiss: false, - } - } -} - -impl Lister for RefLister { - - fn list<'b, I: Iterator<Item = FileLockEntry<'b>>>(&self, entries: I) -> Result<()> { - - debug!("Called list()"); - let (r, n) = entries.fold((Ok(()), 0), |(accu, i), entry| { - debug!("fold({:?}, {:?})", accu, entry); - let r = accu.and_then(|_| { - debug!("Listing Entry: {:?}", entry); - { - let is_dead = if self.check_dead { - if lerror::ResultExt::chain_err(entry.fs_link_exists(), || LEK::FormatError)? { - "dead" - } else { - "alive" - } - } else { - "not checked" - }; - - let is_changed = if self.check_changed { - if check_changed(entry.deref()) { "changed" } else { "unchanged" } - } else { - "not checked" - }; - - let is_changed_content = if self.check_changed_content { - if check_changed_content(entry.deref()) { "changed" } else { "unchanged" } - } else { - "not checked" - }; - - let is_changed_permiss = if self.check_changed_permiss { - if check_changed_permiss(entry.deref()) { "changed" } else { "unchanged" } - } else { - "not checked" - }; - - Ok(format!("{} | {} | {} | {} | {} | {}", - is_dead, - is_changed, - is_changed_content, - is_changed_permiss, - entry.get_path_hash().unwrap_or_else(|_| String::from("Cannot get hash")), - entry.get_location())) - } - .and_then(|s| { - lerror::ResultExt::chain_err(write!(stdout(), "{}\n", s), || LEK::FormatError) - }) - }) - .map(|_| ()); - (r, i + 1) - }); - debug!("Iterated over {} entries", n); - r - } - -} - -fn check_changed<R: Ref>(r: &R) -> bool { - check_changed_content(r) && check_changed_permiss(r) -} - -fn check_changed_content<R: Ref>(r: &R) -> bool { - r.get_current_hash() - .and_then(|hash| r.get_stored_hash().map(|stored| (hash, stored))) - .map(|(hash, stored)| hash == stored) - .unwrap_or_else(|e| { - warn!("Could not check whether the ref changed on the FS"); - trace_error(&e); - - // We continue here and tell the callee that this reference is unchanged - false - }) -} - -fn check_changed_permiss<R: Ref>(_: &R) -> bool { - warn!("Permission changes tracking not supported yet."); - false -} - |