use std ::collections ::BTreeMap ;
use std ::fs ::{ File , Metadata } ;
use std ::io ::prelude ::* ;
use std ::io ::{ BufReader , BufWriter } ;
use std ::path ::{ Path , PathBuf } ;
use std ::sync ::atomic ::{ AtomicBool , AtomicUsize , Ordering } ;
use std ::sync ::Arc ;
use std ::thread ::sleep ;
use std ::time ::{ Duration , SystemTime , UNIX_EPOCH } ;
use std ::{ fs , mem , panic , thread } ;
use crossbeam_channel ::Receiver ;
use pdf ::PdfError ;
use pdf ::PdfError ::Try ;
use rayon ::prelude ::* ;
use serde ::{ Deserialize , Serialize } ;
use crate ::common ::{ create_crash_message , open_cache_folder , Common , LOOP_DURATION , PDF_FILES_EXTENSIONS } ;
use crate ::common ::{ AUDIO_FILES_EXTENSIONS , IMAGE_RS_BROKEN_FILES_EXTENSIONS , ZIP_FILES_EXTENSIONS } ;
use crate ::common_directory ::Directories ;
use crate ::common_extensions ::Extensions ;
use crate ::common_items ::ExcludedItems ;
use crate ::common_messages ::Messages ;
use crate ::common_traits ::* ;
use crate ::flc ;
use crate ::localizer_core ::generate_translation_hashmap ;
#[ derive(Debug) ]
pub struct ProgressData {
pub current_stage : u8 ,
pub max_stage : u8 ,
pub files_checked : usize ,
pub files_to_check : usize ,
}
#[ derive(Eq, PartialEq, Clone, Debug) ]
pub enum DeleteMethod {
None ,
Delete ,
}
#[ derive(Clone, Serialize, Deserialize) ]
pub struct FileEntry {
pub path : PathBuf ,
pub modified_date : u64 ,
pub size : u64 ,
pub type_of_file : TypeOfFile ,
pub error_string : String ,
}
#[ derive(Copy, Clone, PartialEq, Eq, Serialize, Deserialize, Debug) ]
pub enum TypeOfFile {
Unknown = - 1 ,
Image = 0 ,
ArchiveZip ,
Audio ,
PDF ,
}
bitflags ! {
pub struct CheckedTypes : u32 {
const NONE = 0 ;
const PDF = 0b1 ;
const AUDIO = 0b10 ;
const IMAGE = 0b100 ;
const ARCHIVE = 0b1000 ;
}
}
/// Info struck with helpful information's about results
#[ derive(Default) ]
pub struct Info {
pub number_of_broken_files : usize ,
}
impl Info {
#[ must_use ]
pub fn new ( ) -> Self {
Default ::default ( )
}
}
pub struct BrokenFiles {
text_messages : Messages ,
information : Info ,
files_to_check : BTreeMap < String , FileEntry > ,
broken_files : Vec < FileEntry > ,
directories : Directories ,
allowed_extensions : Extensions ,
excluded_items : ExcludedItems ,
recursive_search : bool ,
delete_method : DeleteMethod ,
stopped_search : bool ,
checked_types : CheckedTypes ,
use_cache : bool ,
delete_outdated_cache : bool , // TODO add this to GUI
save_also_as_json : bool ,
}
impl BrokenFiles {
#[ must_use ]
pub fn new ( ) -> Self {
Self {
text_messages : Messages ::new ( ) ,
information : Info ::new ( ) ,
recursive_search : true ,
allowed_extensions : Extensions ::new ( ) ,
directories : Directories ::new ( ) ,
excluded_items : ExcludedItems ::new ( ) ,
files_to_check : Default ::default ( ) ,
delete_method : DeleteMethod ::None ,
stopped_search : false ,
broken_files : Default ::default ( ) ,
use_cache : true ,
delete_outdated_cache : true ,
save_also_as_json : false ,
checked_types : CheckedTypes ::PDF | CheckedTypes ::AUDIO | CheckedTypes ::IMAGE | CheckedTypes ::ARCHIVE ,
}
}
pub fn find_broken_files ( & mut self , stop_receiver : Option < & Receiver < ( ) > > , progress_sender : Option < & futures ::channel ::mpsc ::UnboundedSender < ProgressData > > ) {
self . directories . optimize_directories ( self . recursive_search , & mut self . text_messages ) ;
if ! self . check_files ( stop_receiver , progress_sender ) {
self . stopped_search = true ;
return ;
}
if ! self . look_for_broken_files ( stop_receiver , progress_sender ) {
self . stopped_search = true ;
return ;
}
self . delete_files ( ) ;
self . debug_print ( ) ;
}
#[ must_use ]
pub fn get_stopped_search ( & self ) -> bool {
self . stopped_search
}
#[ must_use ]
pub const fn get_broken_files ( & self ) -> & Vec < FileEntry > {
& self . broken_files
}
pub fn set_checked_types ( & mut self , checked_types : CheckedTypes ) {
self . checked_types = checked_types ;
}
#[ must_use ]
pub const fn get_text_messages ( & self ) -> & Messages {
& self . text_messages
}
#[ must_use ]
pub const fn get_information ( & self ) -> & Info {
& self . information
}
pub fn set_delete_method ( & mut self , delete_method : DeleteMethod ) {
self . delete_method = delete_method ;
}
pub fn set_save_also_as_json ( & mut self , save_also_as_json : bool ) {
self . save_also_as_json = save_also_as_json ;
}
pub fn set_use_cache ( & mut self , use_cache : bool ) {
self . use_cache = use_cache ;
}
pub fn set_recursive_search ( & mut self , recursive_search : bool ) {
self . recursive_search = recursive_search ;
}
#[ cfg(target_family = " unix " ) ]
pub fn set_exclude_other_filesystems ( & mut self , exclude_other_filesystems : bool ) {
self . directories . set_exclude_other_filesystems ( exclude_other_filesystems ) ;
}
#[ cfg(not(target_family = " unix " )) ]
pub fn set_exclude_other_filesystems ( & mut self , _exclude_other_filesystems : bool ) { }
pub fn set_included_directory ( & mut self , included_directory : Vec < PathBuf > ) -> bool {
self . directories . set_included_directory ( included_directory , & mut self . text_messages )
}
pub fn set_excluded_directory ( & mut self , excluded_directory : Vec < PathBuf > ) {
self . directories . set_excluded_directory ( excluded_directory , & mut self . text_messages ) ;
}
pub fn set_allowed_extensions ( & mut self , allowed_extensions : String ) {
self . allowed_extensions . set_allowed_extensions ( allowed_extensions , & mut self . text_messages ) ;
}
pub fn set_excluded_items ( & mut self , excluded_items : Vec < String > ) {
self . excluded_items . set_excluded_items ( excluded_items , & mut self . text_messages ) ;
}
fn check_files ( & mut self , stop_receiver : Option < & Receiver < ( ) > > , progress_sender : Option < & futures ::channel ::mpsc ::UnboundedSender < ProgressData > > ) -> bool {
let start_time : SystemTime = SystemTime ::now ( ) ;
let mut folders_to_check : Vec < PathBuf > = Vec ::with_capacity ( 1024 * 2 ) ; // This should be small enough too not see to big difference and big enough to store most of paths without needing to resize vector
// Add root folders for finding
for id in & self . directories . included_directories {
folders_to_check . push ( id . clone ( ) ) ;
}
//// PROGRESS THREAD START
let progress_thread_run = Arc ::new ( AtomicBool ::new ( true ) ) ;
let atomic_file_counter = Arc ::new ( AtomicUsize ::new ( 0 ) ) ;
let progress_thread_handle = if let Some ( progress_sender ) = progress_sender {
let progress_send = progress_sender . clone ( ) ;
let progress_thread_run = progress_thread_run . clone ( ) ;
let atomic_file_counter = atomic_file_counter . clone ( ) ;
thread ::spawn ( move | | loop {
progress_send
. unbounded_send ( ProgressData {
current_stage : 0 ,
max_stage : 1 ,
files_checked : atomic_file_counter . load ( Ordering ::Relaxed ) ,
files_to_check : 0 ,
} )
. unwrap ( ) ;
if ! progress_thread_run . load ( Ordering ::Relaxed ) {
break ;
}
sleep ( Duration ::from_millis ( LOOP_DURATION as u64 ) ) ;
} )
} else {
thread ::spawn ( | | { } )
} ;
//// PROGRESS THREAD END
while ! folders_to_check . is_empty ( ) {
if stop_receiver . is_some ( ) & & stop_receiver . unwrap ( ) . try_recv ( ) . is_ok ( ) {
// End thread which send info to gui
progress_thread_run . store ( false , Ordering ::Relaxed ) ;
progress_thread_handle . join ( ) . unwrap ( ) ;
return false ;
}
let segments : Vec < _ > = folders_to_check
. par_iter ( )
. map ( | current_folder | {
let mut dir_result = vec! [ ] ;
let mut warnings = vec! [ ] ;
let mut fe_result = vec! [ ] ;
// Read current dir children
let read_dir = match fs ::read_dir ( current_folder ) {
Ok ( t ) = > t ,
Err ( e ) = > {
warnings . push ( flc ! (
"core_cannot_open_dir" ,
generate_translation_hashmap ( vec! [ ( "dir" , current_folder . display ( ) . to_string ( ) ) , ( "reason" , e . to_string ( ) ) ] )
) ) ;
return ( dir_result , warnings , fe_result ) ;
}
} ;
// Check every sub folder/file/link etc.
' dir : for entry in read_dir {
let entry_data = match entry {
Ok ( t ) = > t ,
Err ( e ) = > {
warnings . push ( flc ! (
"core_cannot_read_entry_dir" ,
generate_translation_hashmap ( vec! [ ( "dir" , current_folder . display ( ) . to_string ( ) ) , ( "reason" , e . to_string ( ) ) ] )
) ) ;
continue 'dir ;
}
} ;
let metadata : Metadata = match entry_data . metadata ( ) {
Ok ( t ) = > t ,
Err ( e ) = > {
warnings . push ( flc ! (
"core_cannot_read_metadata_dir" ,
generate_translation_hashmap ( vec! [ ( "dir" , current_folder . display ( ) . to_string ( ) ) , ( "reason" , e . to_string ( ) ) ] )
) ) ;
continue 'dir ;
}
} ;
if metadata . is_dir ( ) {
if ! self . recursive_search {
continue 'dir ;
}
let next_folder = current_folder . join ( entry_data . file_name ( ) ) ;
if self . directories . is_excluded ( & next_folder ) {
continue 'dir ;
}
if self . excluded_items . is_excluded ( & next_folder ) {
continue 'dir ;
}
#[ cfg(target_family = " unix " ) ]
if self . directories . exclude_other_filesystems ( ) {
match self . directories . is_on_other_filesystems ( & next_folder ) {
Ok ( true ) = > continue 'dir ,
Err ( e ) = > warnings . push ( e . to_string ( ) ) ,
_ = > ( ) ,
}
}
dir_result . push ( next_folder ) ;
} else if metadata . is_file ( ) {
atomic_file_counter . fetch_add ( 1 , Ordering ::Relaxed ) ;
let file_name_lowercase : String = match entry_data . file_name ( ) . into_string ( ) {
Ok ( t ) = > t ,
Err ( _inspected ) = > {
warnings . push ( flc ! (
"core_file_not_utf8_name" ,
generate_translation_hashmap ( vec! [ ( "name" , entry_data . path ( ) . display ( ) . to_string ( ) ) ] )
) ) ;
continue 'dir ;
}
}
. to_lowercase ( ) ;
if ! self . allowed_extensions . matches_filename ( & file_name_lowercase ) {
continue 'dir ;
}
let type_of_file = check_extension_availability ( & file_name_lowercase ) ;
if type_of_file = = TypeOfFile ::Unknown {
continue 'dir ;
}
if ! check_extension_allowed ( & type_of_file , & self . checked_types ) {
continue 'dir ;
}
let current_file_name = current_folder . join ( entry_data . file_name ( ) ) ;
if self . excluded_items . is_excluded ( & current_file_name ) {
continue 'dir ;
}
let fe : FileEntry = FileEntry {
path : current_file_name . clone ( ) ,
modified_date : match metadata . modified ( ) {
Ok ( t ) = > match t . duration_since ( UNIX_EPOCH ) {
Ok ( d ) = > d . as_secs ( ) ,
Err ( _inspected ) = > {
warnings . push ( flc ! (
"core_file_modified_before_epoch" ,
generate_translation_hashmap ( vec! [ ( "name" , current_file_name . display ( ) . to_string ( ) ) ] )
) ) ;
0
}
} ,
Err ( e ) = > {
warnings . push ( flc ! (
"core_file_no_modification_date" ,
generate_translation_hashmap ( vec! [ ( "name" , current_file_name . display ( ) . to_string ( ) ) , ( "reason" , e . to_string ( ) ) ] )
) ) ;
0
}
} ,
size : metadata . len ( ) ,
type_of_file ,
error_string : String ::new ( ) ,
} ;
fe_result . push ( ( current_file_name . to_string_lossy ( ) . to_string ( ) , fe ) ) ;
}
}
( dir_result , warnings , fe_result )
} )
. collect ( ) ;
// Advance the frontier
folders_to_check . clear ( ) ;
// Process collected data
for ( segment , warnings , fe_result ) in segments {
folders_to_check . extend ( segment ) ;
self . text_messages . warnings . extend ( warnings ) ;
for ( name , fe ) in fe_result {
self . files_to_check . insert ( name , fe ) ;
}
}
}
// End thread which send info to gui
progress_thread_run . store ( false , Ordering ::Relaxed ) ;
progress_thread_handle . join ( ) . unwrap ( ) ;
Common ::print_time ( start_time , SystemTime ::now ( ) , "check_files" ) ;
true
}
fn look_for_broken_files ( & mut self , stop_receiver : Option < & Receiver < ( ) > > , progress_sender : Option < & futures ::channel ::mpsc ::UnboundedSender < ProgressData > > ) -> bool {
let system_time = SystemTime ::now ( ) ;
let loaded_hash_map ;
let mut records_already_cached : BTreeMap < String , FileEntry > = Default ::default ( ) ;
let mut non_cached_files_to_check : BTreeMap < String , FileEntry > = Default ::default ( ) ;
let mut files_to_check = Default ::default ( ) ;
mem ::swap ( & mut self . files_to_check , & mut files_to_check ) ;
if self . use_cache {
loaded_hash_map = match load_cache_from_file ( & mut self . text_messages , self . delete_outdated_cache ) {
Some ( t ) = > t ,
None = > Default ::default ( ) ,
} ;
for ( name , file_entry ) in files_to_check {
let checked_extension = check_extension_allowed ( & file_entry . type_of_file , & self . checked_types ) ; // Only broken
#[ allow(clippy::if_same_then_else) ]
if checked_extension & & ! loaded_hash_map . contains_key ( & name ) {
// If loaded data doesn't contains current info
non_cached_files_to_check . insert ( name , file_entry . clone ( ) ) ;
} else if checked_extension & & file_entry . size ! = loaded_hash_map . get ( & name ) . unwrap ( ) . size
| | file_entry . modified_date ! = loaded_hash_map . get ( & name ) . unwrap ( ) . modified_date
{
// When size or modification date of image changed, then it is clear that is different image
non_cached_files_to_check . insert ( name , file_entry ) ;
} else {
// Checking may be omitted when already there is entry with same size and modification date
records_already_cached . insert ( name . clone ( ) , loaded_hash_map . get ( & name ) . unwrap ( ) . clone ( ) ) ;
}
}
} else {
loaded_hash_map = Default ::default ( ) ;
non_cached_files_to_check = files_to_check ;
}
//// PROGRESS THREAD START
let progress_thread_run = Arc ::new ( AtomicBool ::new ( true ) ) ;
let atomic_file_counter = Arc ::new ( AtomicUsize ::new ( 0 ) ) ;
let progress_thread_handle = if let Some ( progress_sender ) = progress_sender {
let progress_send = progress_sender . clone ( ) ;
let progress_thread_run = progress_thread_run . clone ( ) ;
let atomic_file_counter = atomic_file_counter . clone ( ) ;
let files_to_check = non_cached_files_to_check . len ( ) ;
thread ::spawn ( move | | loop {
progress_send
. unbounded_send ( ProgressData {
current_stage : 1 ,
max_stage : 1 ,
files_checked : atomic_file_counter . load ( Ordering ::Relaxed ) ,
files_to_check ,
} )
. unwrap ( ) ;
if ! progress_thread_run . load ( Ordering ::Relaxed ) {
break ;
}
sleep ( Duration ::from_millis ( LOOP_DURATION as u64 ) ) ;
} )
} else {
thread ::spawn ( | | { } )
} ;
//// PROGRESS THREAD END
let mut vec_file_entry : Vec < FileEntry > = non_cached_files_to_check
. into_par_iter ( )
. map ( | ( _ , mut file_entry ) | {
atomic_file_counter . fetch_add ( 1 , Ordering ::Relaxed ) ;
if stop_receiver . is_some ( ) & & stop_receiver . unwrap ( ) . try_recv ( ) . is_ok ( ) {
return None ;
}
match file_entry . type_of_file {
TypeOfFile ::Image = > {
let mut file_entry_clone = file_entry . clone ( ) ;
let result = panic ::catch_unwind ( | | {
if let Err ( e ) = image ::open ( & file_entry . path ) {
let error_string = e . to_string ( ) ;
// This error is a problem with image library, remove check when https://github.com/image-rs/jpeg-decoder/issues/130 will be fixed
if error_string . contains ( "spectral selection is not allowed in non-progressive scan" ) {
return Some ( None ) ;
}
file_entry . error_string = error_string ;
}
Some ( Some ( file_entry ) )
} ) ;
// If image crashed during opening, needs to be printed info about crashes thing
if let Ok ( image_result ) = result {
image_result
} else {
let message = create_crash_message ( "Image-rs" , & file_entry_clone . path . to_string_lossy ( ) , "https://github.com/Serial-ATA/lofty-rs" ) ;
println! ( "{message}" ) ;
file_entry_clone . error_string = message ;
Some ( Some ( file_entry_clone ) )
}
}
TypeOfFile ::ArchiveZip = > match File ::open ( & file_entry . path ) {
Ok ( file ) = > {
if let Err ( e ) = zip ::ZipArchive ::new ( file ) {
file_entry . error_string = e . to_string ( ) ;
}
Some ( Some ( file_entry ) )
}
Err ( _inspected ) = > Some ( None ) ,
} ,
TypeOfFile ::Audio = > match File ::open ( & file_entry . path ) {
Ok ( file ) = > {
let mut file_entry_clone = file_entry . clone ( ) ;
let result = panic ::catch_unwind ( | | {
if let Err ( e ) = audio_checker ::parse_audio_file ( file ) {
file_entry . error_string = e . to_string ( ) ;
}
Some ( Some ( file_entry ) )
} ) ;
if let Ok ( audio_result ) = result {
audio_result
} else {
let message = create_crash_message ( "Symphonia" , & file_entry_clone . path . to_string_lossy ( ) , "https://github.com/pdeljanov/Symphonia" ) ;
println! ( "{message}" ) ;
file_entry_clone . error_string = message ;
Some ( Some ( file_entry_clone ) )
}
}
Err ( _inspected ) = > Some ( None ) ,
} ,
TypeOfFile ::PDF = > {
match fs ::read ( & file_entry . path ) {
Ok ( content ) = > {
// Will be available in pdf > 0.7.2
// let parser_options = ParseOptions {
// allow_error_in_option: true,
// allow_xref_error: true,
// allow_invalid_ops: true,
// allow_missing_endobj: true,
// };
// if let Err(e) = pdf::file::File::from_data_with_options(content, parser_options) {
let mut file_entry_clone = file_entry . clone ( ) ;
let result = panic ::catch_unwind ( | | {
if let Err ( e ) = pdf ::file ::File ::from_data ( content ) {
file_entry . error_string = e . to_string ( ) ;
let error = unpack_pdf_error ( e ) ;
if let PdfError ::InvalidPassword = error {
return Some ( None ) ;
}
}
Some ( Some ( file_entry ) )
} ) ;
if let Ok ( pdf_result ) = result {
pdf_result
} else {
let message = create_crash_message ( "PDF-rs" , & file_entry_clone . path . to_string_lossy ( ) , "https://github.com/pdf-rs/pdf" ) ;
println! ( "{message}" ) ;
file_entry_clone . error_string = message ;
Some ( Some ( file_entry_clone ) )
}
}
Err ( _inspected ) = > Some ( None ) ,
}
}
// This means that cache read invalid value because maybe cache comes from different czkawka version
TypeOfFile ::Unknown = > Some ( None ) ,
}
} )
. while_some ( )
. filter ( Option ::is_some )
. map ( Option ::unwrap )
. collect ::< Vec < FileEntry > > ( ) ;
// End thread which send info to gui
progress_thread_run . store ( false , Ordering ::Relaxed ) ;
progress_thread_handle . join ( ) . unwrap ( ) ;
// Just connect loaded results with already calculated
for ( _name , file_entry ) in records_already_cached {
vec_file_entry . push ( file_entry . clone ( ) ) ;
}
if self . use_cache {
// Must save all results to file, old loaded from file with all currently counted results
let mut all_results : BTreeMap < String , FileEntry > = Default ::default ( ) ;
for file_entry in vec_file_entry . clone ( ) {
all_results . insert ( file_entry . path . to_string_lossy ( ) . to_string ( ) , file_entry ) ;
}
for ( _name , file_entry ) in loaded_hash_map {
all_results . insert ( file_entry . path . to_string_lossy ( ) . to_string ( ) , file_entry ) ;
}
save_cache_to_file ( & all_results , & mut self . text_messages , self . save_also_as_json ) ;
}
self . broken_files = vec_file_entry
. into_par_iter ( )
. filter_map ( | f | if f . error_string . is_empty ( ) { None } else { Some ( f ) } )
. collect ( ) ;
self . information . number_of_broken_files = self . broken_files . len ( ) ;
Common ::print_time ( system_time , SystemTime ::now ( ) , "sort_images - reading data from files in parallel" ) ;
// Clean unused data
self . files_to_check = Default ::default ( ) ;
true
}
/// Function to delete files, from filed Vector
fn delete_files ( & mut self ) {
let start_time : SystemTime = SystemTime ::now ( ) ;
match self . delete_method {
DeleteMethod ::Delete = > {
for file_entry in & self . broken_files {
if fs ::remove_file ( & file_entry . path ) . is_err ( ) {
self . text_messages . warnings . push ( file_entry . path . display ( ) . to_string ( ) ) ;
}
}
}
DeleteMethod ::None = > {
//Just do nothing
}
}
Common ::print_time ( start_time , SystemTime ::now ( ) , "delete_files" ) ;
}
}
impl Default for BrokenFiles {
fn default ( ) -> Self {
Self ::new ( )
}
}
impl DebugPrint for BrokenFiles {
#[ allow(dead_code) ]
#[ allow(unreachable_code) ]
/// Debugging printing - only available on debug build
fn debug_print ( & self ) {
#[ cfg(not(debug_assertions)) ]
{
return ;
}
println! ( "---------------DEBUG PRINT---------------" ) ;
println! ( "### Information's" ) ;
println! ( "Errors size - {}" , self . text_messages . errors . len ( ) ) ;
println! ( "Warnings size - {}" , self . text_messages . warnings . len ( ) ) ;
println! ( "Messages size - {}" , self . text_messages . messages . len ( ) ) ;
println! ( "### Other" ) ;
println! ( "Excluded items - {:?}" , self . excluded_items . items ) ;
println! ( "Included directories - {:?}" , self . directories . included_directories ) ;
println! ( "Excluded directories - {:?}" , self . directories . excluded_directories ) ;
println! ( "Recursive search - {}" , self . recursive_search ) ;
#[ cfg(target_family = " unix " ) ]
println! ( "Skip other filesystems - {}" , self . directories . exclude_other_filesystems ( ) ) ;
println! ( "Delete Method - {:?}" , self . delete_method ) ;
println! ( "-----------------------------------------" ) ;
}
}
impl SaveResults for BrokenFiles {
fn save_results_to_file ( & mut self , file_name : & str ) -> bool {
let start_time : SystemTime = SystemTime ::now ( ) ;
let file_name : String = match file_name {
"" = > "results.txt" . to_string ( ) ,
k = > k . to_string ( ) ,
} ;
let file_handler = match File ::create ( & file_name ) {
Ok ( t ) = > t ,
Err ( e ) = > {
self . text_messages . errors . push ( format! ( "Failed to create file {file_name}, reason {e}" ) ) ;
return false ;
}
} ;
let mut writer = BufWriter ::new ( file_handler ) ;
if let Err ( e ) = writeln! (
writer ,
"Results of searching {:?} with excluded directories {:?} and excluded items {:?}" ,
self . directories . included_directories , self . directories . excluded_directories , self . excluded_items . items
) {
self . text_messages . errors . push ( format! ( "Failed to save results to file {file_name}, reason {e}" ) ) ;
return false ;
}
if ! self . broken_files . is_empty ( ) {
writeln! ( writer , "Found {} broken files." , self . information . number_of_broken_files ) . unwrap ( ) ;
for file_entry in & self . broken_files {
writeln! ( writer , "{} - {}" , file_entry . path . display ( ) , file_entry . error_string ) . unwrap ( ) ;
}
} else {
write! ( writer , "Not found any broken files." ) . unwrap ( ) ;
}
Common ::print_time ( start_time , SystemTime ::now ( ) , "save_results_to_file" ) ;
true
}
}
impl PrintResults for BrokenFiles {
/// Print information's about duplicated entries
/// Only needed for CLI
fn print_results ( & self ) {
let start_time : SystemTime = SystemTime ::now ( ) ;
println! ( "Found {} broken files.\n" , self . information . number_of_broken_files ) ;
for file_entry in & self . broken_files {
println! ( "{} - {}" , file_entry . path . display ( ) , file_entry . error_string ) ;
}
Common ::print_time ( start_time , SystemTime ::now ( ) , "print_entries" ) ;
}
}
fn save_cache_to_file ( old_hashmap : & BTreeMap < String , FileEntry > , text_messages : & mut Messages , save_also_as_json : bool ) {
let mut hashmap : BTreeMap < String , FileEntry > = Default ::default ( ) ;
for ( path , fe ) in old_hashmap {
if fe . size > 1024 {
hashmap . insert ( path . clone ( ) , fe . clone ( ) ) ;
}
}
let hashmap = & hashmap ;
if let Some ( ( ( file_handler , cache_file ) , ( file_handler_json , cache_file_json ) ) ) = open_cache_folder ( & get_cache_file ( ) , true , save_also_as_json , & mut text_messages . warnings ) {
{
let writer = BufWriter ::new ( file_handler . unwrap ( ) ) ; // Unwrap because cannot fail here
if let Err ( e ) = bincode ::serialize_into ( writer , hashmap ) {
text_messages
. warnings
. push ( format! ( "Cannot write data to cache file {}, reason {}" , cache_file . display ( ) , e ) ) ;
return ;
}
}
if save_also_as_json {
if let Some ( file_handler_json ) = file_handler_json {
let writer = BufWriter ::new ( file_handler_json ) ;
if let Err ( e ) = serde_json ::to_writer ( writer , hashmap ) {
text_messages
. warnings
. push ( format! ( "Cannot write data to cache file {}, reason {}" , cache_file_json . display ( ) , e ) ) ;
return ;
}
}
}
text_messages . messages . push ( format! ( "Properly saved to file {} cache entries." , hashmap . len ( ) ) ) ;
}
}
fn load_cache_from_file ( text_messages : & mut Messages , delete_outdated_cache : bool ) -> Option < BTreeMap < String , FileEntry > > {
if let Some ( ( ( file_handler , cache_file ) , ( file_handler_json , cache_file_json ) ) ) = open_cache_folder ( & get_cache_file ( ) , false , true , & mut text_messages . warnings ) {
let mut hashmap_loaded_entries : BTreeMap < String , FileEntry > ;
if let Some ( file_handler ) = file_handler {
let reader = BufReader ::new ( file_handler ) ;
hashmap_loaded_entries = match bincode ::deserialize_from ( reader ) {
Ok ( t ) = > t ,
Err ( e ) = > {
text_messages
. warnings
. push ( format! ( "Failed to load data from cache file {}, reason {}" , cache_file . display ( ) , e ) ) ;
return None ;
}
} ;
} else {
let reader = BufReader ::new ( file_handler_json . unwrap ( ) ) ; // Unwrap cannot fail, because at least one file must be valid
hashmap_loaded_entries = match serde_json ::from_reader ( reader ) {
Ok ( t ) = > t ,
Err ( e ) = > {
text_messages
. warnings
. push ( format! ( "Failed to load data from cache file {}, reason {}" , cache_file_json . display ( ) , e ) ) ;
return None ;
}
} ;
}
// Don't load cache data if destination file not exists
if delete_outdated_cache {
hashmap_loaded_entries . retain ( | src_path , _file_entry | Path ::new ( src_path ) . exists ( ) ) ;
}
text_messages . messages . push ( format! ( "Properly loaded {} cache entries." , hashmap_loaded_entries . len ( ) ) ) ;
return Some ( hashmap_loaded_entries ) ;
}
None
}
fn get_cache_file ( ) -> String {
"cache_broken_files.bin" . to_string ( )
}
fn check_extension_availability ( file_name_lowercase : & str ) -> TypeOfFile {
if IMAGE_RS_BROKEN_FILES_EXTENSIONS . iter ( ) . any ( | e | file_name_lowercase . ends_with ( e ) ) {
TypeOfFile ::Image
} else if ZIP_FILES_EXTENSIONS . iter ( ) . any ( | e | file_name_lowercase . ends_with ( e ) ) {
TypeOfFile ::ArchiveZip
} else if AUDIO_FILES_EXTENSIONS . iter ( ) . any ( | e | file_name_lowercase . ends_with ( e ) ) {
TypeOfFile ::Audio
} else if PDF_FILES_EXTENSIONS . iter ( ) . any ( | e | file_name_lowercase . ends_with ( e ) ) {
TypeOfFile ::PDF
} else {
TypeOfFile ::Unknown
}
}
fn check_extension_allowed ( type_of_file : & TypeOfFile , checked_types : & CheckedTypes ) -> bool {
( ( * type_of_file = = TypeOfFile ::Image ) & & ( ( * checked_types & CheckedTypes ::IMAGE ) = = CheckedTypes ::IMAGE ) )
| | ( ( * type_of_file = = TypeOfFile ::PDF ) & & ( ( * checked_types & CheckedTypes ::PDF ) = = CheckedTypes ::PDF ) )
| | ( ( * type_of_file = = TypeOfFile ::ArchiveZip ) & & ( ( * checked_types & CheckedTypes ::ARCHIVE ) = = CheckedTypes ::ARCHIVE ) )
| | ( ( * type_of_file = = TypeOfFile ::Audio ) & & ( ( * checked_types & CheckedTypes ::AUDIO ) = = CheckedTypes ::AUDIO ) )
}
fn unpack_pdf_error ( e : PdfError ) -> PdfError {
if let Try {
file : _ ,
line : _ ,
column : _ ,
context : _ ,
source ,
} = e
{
unpack_pdf_error ( * source )
} else {
e
}
}