added files via upload

This commit is contained in:
Balackburn
2023-06-27 09:54:41 +02:00
commit 2ff6aac218
1420 changed files with 88898 additions and 0 deletions

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//
// FLEXFileBrowserController.m
// Flipboard
//
// Created by Ryan Olson on 6/9/14.
//
//
#import "FLEXFileBrowserController.h"
#import "FLEXUtility.h"
#import "FLEXWebViewController.h"
#import "FLEXImagePreviewViewController.h"
#import "FLEXTableListViewController.h"
#import "FLEXObjectExplorerFactory.h"
#import "FLEXObjectExplorerViewController.h"
#import <mach-o/loader.h>
@interface FLEXFileBrowserTableViewCell : UITableViewCell
@end
typedef NS_ENUM(NSUInteger, FLEXFileBrowserSortAttribute) {
FLEXFileBrowserSortAttributeNone = 0,
FLEXFileBrowserSortAttributeName,
FLEXFileBrowserSortAttributeCreationDate,
};
@interface FLEXFileBrowserController () <FLEXFileBrowserSearchOperationDelegate>
@property (nonatomic, copy) NSString *path;
@property (nonatomic, copy) NSArray<NSString *> *childPaths;
@property (nonatomic) NSArray<NSString *> *searchPaths;
@property (nonatomic) NSNumber *recursiveSize;
@property (nonatomic) NSNumber *searchPathsSize;
@property (nonatomic) NSOperationQueue *operationQueue;
@property (nonatomic) UIDocumentInteractionController *documentController;
@property (nonatomic) FLEXFileBrowserSortAttribute sortAttribute;
@end
@implementation FLEXFileBrowserController
+ (instancetype)path:(NSString *)path {
return [[self alloc] initWithPath:path];
}
- (id)init {
return [self initWithPath:NSHomeDirectory()];
}
- (id)initWithPath:(NSString *)path {
self = [super init];
if (self) {
self.path = path;
self.title = [path lastPathComponent];
self.operationQueue = [NSOperationQueue new];
// Compute path size
weakify(self)
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
NSFileManager *fileManager = NSFileManager.defaultManager;
NSDictionary<NSString *, id> *attributes = [fileManager attributesOfItemAtPath:path error:NULL];
uint64_t totalSize = [attributes fileSize];
for (NSString *fileName in [fileManager enumeratorAtPath:path]) {
attributes = [fileManager attributesOfItemAtPath:[path stringByAppendingPathComponent:fileName] error:NULL];
totalSize += [attributes fileSize];
// Bail if the interested view controller has gone away
if (!self) {
return;
}
}
dispatch_async(dispatch_get_main_queue(), ^{ strongify(self)
self.recursiveSize = @(totalSize);
[self.tableView reloadData];
});
});
[self reloadCurrentPath];
}
return self;
}
#pragma mark - UIViewController
- (void)viewDidLoad {
[super viewDidLoad];
self.showsSearchBar = YES;
self.searchBarDebounceInterval = kFLEXDebounceForAsyncSearch;
[self addToolbarItems:@[
[[UIBarButtonItem alloc] initWithTitle:@"Sort"
style:UIBarButtonItemStylePlain
target:self
action:@selector(sortDidTouchUpInside:)]
]];
}
- (void)sortDidTouchUpInside:(UIBarButtonItem *)sortButton {
UIAlertController *alertController = [UIAlertController alertControllerWithTitle:@"Sort"
message:nil
preferredStyle:UIAlertControllerStyleActionSheet];
[alertController addAction:[UIAlertAction actionWithTitle:@"None"
style:UIAlertActionStyleCancel
handler:^(UIAlertAction * _Nonnull action) {
[self sortWithAttribute:FLEXFileBrowserSortAttributeNone];
}]];
[alertController addAction:[UIAlertAction actionWithTitle:@"Name"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction * _Nonnull action) {
[self sortWithAttribute:FLEXFileBrowserSortAttributeName];
}]];
[alertController addAction:[UIAlertAction actionWithTitle:@"Creation Date"
style:UIAlertActionStyleDefault
handler:^(UIAlertAction * _Nonnull action) {
[self sortWithAttribute:FLEXFileBrowserSortAttributeCreationDate];
}]];
[self presentViewController:alertController animated:YES completion:nil];
}
- (void)sortWithAttribute:(FLEXFileBrowserSortAttribute)attribute {
self.sortAttribute = attribute;
[self reloadDisplayedPaths];
}
#pragma mark - FLEXGlobalsEntry
+ (NSString *)globalsEntryTitle:(FLEXGlobalsRow)row {
switch (row) {
case FLEXGlobalsRowBrowseBundle: return @"📁 Browse Bundle Directory";
case FLEXGlobalsRowBrowseContainer: return @"📁 Browse Container Directory";
default: return nil;
}
}
+ (UIViewController *)globalsEntryViewController:(FLEXGlobalsRow)row {
switch (row) {
case FLEXGlobalsRowBrowseBundle: return [[self alloc] initWithPath:NSBundle.mainBundle.bundlePath];
case FLEXGlobalsRowBrowseContainer: return [[self alloc] initWithPath:NSHomeDirectory()];
default: return [self new];
}
}
#pragma mark - FLEXFileBrowserSearchOperationDelegate
- (void)fileBrowserSearchOperationResult:(NSArray<NSString *> *)searchResult size:(uint64_t)size {
self.searchPaths = searchResult;
self.searchPathsSize = @(size);
[self.tableView reloadData];
}
#pragma mark - Search bar
- (void)updateSearchResults:(NSString *)newText {
[self reloadDisplayedPaths];
}
#pragma mark UISearchControllerDelegate
- (void)willDismissSearchController:(UISearchController *)searchController {
[self.operationQueue cancelAllOperations];
[self reloadCurrentPath];
[self.tableView reloadData];
}
#pragma mark - Table view data source
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
return 1;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
return self.searchController.isActive ? self.searchPaths.count : self.childPaths.count;
}
- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
BOOL isSearchActive = self.searchController.isActive;
NSNumber *currentSize = isSearchActive ? self.searchPathsSize : self.recursiveSize;
NSArray<NSString *> *currentPaths = isSearchActive ? self.searchPaths : self.childPaths;
NSString *sizeString = nil;
if (!currentSize) {
sizeString = @"Computing size…";
} else {
sizeString = [NSByteCountFormatter stringFromByteCount:[currentSize longLongValue] countStyle:NSByteCountFormatterCountStyleFile];
}
return [NSString stringWithFormat:@"%lu files (%@)", (unsigned long)currentPaths.count, sizeString];
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
NSString *fullPath = [self filePathAtIndexPath:indexPath];
NSDictionary<NSString *, id> *attributes = [NSFileManager.defaultManager attributesOfItemAtPath:fullPath error:NULL];
BOOL isDirectory = [attributes.fileType isEqual:NSFileTypeDirectory];
NSString *subtitle = nil;
if (isDirectory) {
NSUInteger count = [NSFileManager.defaultManager contentsOfDirectoryAtPath:fullPath error:NULL].count;
subtitle = [NSString stringWithFormat:@"%lu item%@", (unsigned long)count, (count == 1 ? @"" : @"s")];
} else {
NSString *sizeString = [NSByteCountFormatter stringFromByteCount:attributes.fileSize countStyle:NSByteCountFormatterCountStyleFile];
subtitle = [NSString stringWithFormat:@"%@ - %@", sizeString, attributes.fileModificationDate ?: @"Never modified"];
}
static NSString *textCellIdentifier = @"textCell";
static NSString *imageCellIdentifier = @"imageCell";
UITableViewCell *cell = nil;
// Separate image and text only cells because otherwise the separator lines get out-of-whack on image cells reused with text only.
UIImage *image = [UIImage imageWithContentsOfFile:fullPath];
NSString *cellIdentifier = image ? imageCellIdentifier : textCellIdentifier;
if (!cell) {
cell = [[FLEXFileBrowserTableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:cellIdentifier];
cell.textLabel.font = UIFont.flex_defaultTableCellFont;
cell.detailTextLabel.font = UIFont.flex_defaultTableCellFont;
cell.detailTextLabel.textColor = UIColor.grayColor;
cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
}
NSString *cellTitle = [fullPath lastPathComponent];
cell.textLabel.text = cellTitle;
cell.detailTextLabel.text = subtitle;
if (image) {
cell.imageView.contentMode = UIViewContentModeScaleAspectFit;
cell.imageView.image = image;
}
return cell;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
[self.tableView deselectRowAtIndexPath:indexPath animated:YES];
NSString *fullPath = [self filePathAtIndexPath:indexPath];
NSString *subpath = fullPath.lastPathComponent;
NSString *pathExtension = subpath.pathExtension;
BOOL isDirectory = NO;
BOOL stillExists = [NSFileManager.defaultManager fileExistsAtPath:fullPath isDirectory:&isDirectory];
UITableViewCell *cell = [self.tableView cellForRowAtIndexPath:indexPath];
UIImage *image = cell.imageView.image;
if (!stillExists) {
[FLEXAlert showAlert:@"File Not Found" message:@"The file at the specified path no longer exists." from:self];
[self reloadDisplayedPaths];
return;
}
UIViewController *drillInViewController = nil;
if (isDirectory) {
drillInViewController = [[[self class] alloc] initWithPath:fullPath];
} else if (image) {
drillInViewController = [FLEXImagePreviewViewController forImage:image];
} else {
NSData *fileData = [NSData dataWithContentsOfFile:fullPath];
if (!fileData.length) {
[FLEXAlert showAlert:@"Empty File" message:@"No data returned from the file." from:self];
return;
}
// Special case keyed archives, json, and plists to get more readable data.
NSString *prettyString = nil;
if ([pathExtension isEqualToString:@"json"]) {
prettyString = [FLEXUtility prettyJSONStringFromData:fileData];
} else {
// Regardless of file extension...
id object = nil;
@try {
// Try to decode an archived object regardless of file extension
object = [NSKeyedUnarchiver unarchiveObjectWithData:fileData];
} @catch (NSException *e) { }
// Try to decode other things instead
object = object ?: [NSPropertyListSerialization
propertyListWithData:fileData
options:0
format:NULL
error:NULL
] ?: [NSDictionary dictionaryWithContentsOfFile:fullPath]
?: [NSArray arrayWithContentsOfFile:fullPath];
if (object) {
drillInViewController = [FLEXObjectExplorerFactory explorerViewControllerForObject:object];
} else {
// Is it possibly a mach-O file?
if (fileData.length > sizeof(struct mach_header_64)) {
struct mach_header_64 header;
[fileData getBytes:&header length:sizeof(struct mach_header_64)];
// Does it have the mach header magic number?
if (header.magic == MH_MAGIC_64) {
// See if we can get some classes out of it...
unsigned int count = 0;
const char **classList = objc_copyClassNamesForImage(
fullPath.UTF8String, &count
);
if (count > 0) {
NSArray<NSString *> *classNames = [NSArray flex_forEachUpTo:count map:^id(NSUInteger i) {
return objc_getClass(classList[i]);
}];
drillInViewController = [FLEXObjectExplorerFactory explorerViewControllerForObject:classNames];
}
}
}
}
}
if (prettyString.length) {
drillInViewController = [[FLEXWebViewController alloc] initWithText:prettyString];
} else if ([FLEXWebViewController supportsPathExtension:pathExtension]) {
drillInViewController = [[FLEXWebViewController alloc] initWithURL:[NSURL fileURLWithPath:fullPath]];
} else if ([FLEXTableListViewController supportsExtension:pathExtension]) {
drillInViewController = [[FLEXTableListViewController alloc] initWithPath:fullPath];
}
else if (!drillInViewController) {
NSString *fileString = [NSString stringWithUTF8String:fileData.bytes];
if (fileString.length) {
drillInViewController = [[FLEXWebViewController alloc] initWithText:fileString];
}
}
}
if (drillInViewController) {
drillInViewController.title = subpath.lastPathComponent;
[self.navigationController pushViewController:drillInViewController animated:YES];
} else {
// Share the file otherwise
[self openFileController:fullPath];
}
}
- (BOOL)tableView:(UITableView *)tableView shouldShowMenuForRowAtIndexPath:(NSIndexPath *)indexPath {
UIMenuItem *rename = [[UIMenuItem alloc] initWithTitle:@"Rename" action:@selector(fileBrowserRename:)];
UIMenuItem *delete = [[UIMenuItem alloc] initWithTitle:@"Delete" action:@selector(fileBrowserDelete:)];
UIMenuItem *copyPath = [[UIMenuItem alloc] initWithTitle:@"Copy Path" action:@selector(fileBrowserCopyPath:)];
UIMenuItem *share = [[UIMenuItem alloc] initWithTitle:@"Share" action:@selector(fileBrowserShare:)];
UIMenuController.sharedMenuController.menuItems = @[rename, delete, copyPath, share];
return YES;
}
- (BOOL)tableView:(UITableView *)tableView canPerformAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender {
return action == @selector(fileBrowserDelete:)
|| action == @selector(fileBrowserRename:)
|| action == @selector(fileBrowserCopyPath:)
|| action == @selector(fileBrowserShare:);
}
- (void)tableView:(UITableView *)tableView performAction:(SEL)action forRowAtIndexPath:(NSIndexPath *)indexPath withSender:(id)sender {
// Empty, but has to exist for the menu to show
// The table view only calls this method for actions in the UIResponderStandardEditActions informal protocol.
// Since our actions are outside of that protocol, we need to manually handle the action forwarding from the cells.
}
- (UIContextMenuConfiguration *)tableView:(UITableView *)tableView
contextMenuConfigurationForRowAtIndexPath:(NSIndexPath *)indexPath
point:(CGPoint)point __IOS_AVAILABLE(13.0) {
weakify(self)
return [UIContextMenuConfiguration configurationWithIdentifier:nil previewProvider:nil
actionProvider:^UIMenu *(NSArray<UIMenuElement *> *suggestedActions) {
UITableViewCell * const cell = [tableView cellForRowAtIndexPath:indexPath];
UIAction *rename = [UIAction actionWithTitle:@"Rename" image:nil identifier:@"Rename"
handler:^(UIAction *action) { strongify(self)
[self fileBrowserRename:cell];
}
];
UIAction *delete = [UIAction actionWithTitle:@"Delete" image:nil identifier:@"Delete"
handler:^(UIAction *action) { strongify(self)
[self fileBrowserDelete:cell];
}
];
UIAction *copyPath = [UIAction actionWithTitle:@"Copy Path" image:nil identifier:@"Copy Path"
handler:^(UIAction *action) { strongify(self)
[self fileBrowserCopyPath:cell];
}
];
UIAction *share = [UIAction actionWithTitle:@"Share" image:nil identifier:@"Share"
handler:^(UIAction *action) { strongify(self)
[self fileBrowserShare:cell];
}
];
return [UIMenu menuWithTitle:@"Manage File" image:nil
identifier:@"Manage File"
options:UIMenuOptionsDisplayInline
children:@[rename, delete, copyPath, share]
];
}
];
}
- (void)openFileController:(NSString *)fullPath {
UIDocumentInteractionController *controller = [UIDocumentInteractionController new];
controller.URL = [NSURL fileURLWithPath:fullPath];
[controller presentOptionsMenuFromRect:self.view.bounds inView:self.view animated:YES];
self.documentController = controller;
}
- (void)fileBrowserRename:(UITableViewCell *)sender {
NSIndexPath *indexPath = [self.tableView indexPathForCell:sender];
NSString *fullPath = [self filePathAtIndexPath:indexPath];
BOOL stillExists = [NSFileManager.defaultManager fileExistsAtPath:self.path isDirectory:NULL];
if (stillExists) {
[FLEXAlert makeAlert:^(FLEXAlert *make) {
make.title([NSString stringWithFormat:@"Rename %@?", fullPath.lastPathComponent]);
make.configuredTextField(^(UITextField *textField) {
textField.placeholder = @"New file name";
textField.text = fullPath.lastPathComponent;
});
make.button(@"Rename").handler(^(NSArray<NSString *> *strings) {
NSString *newFileName = strings.firstObject;
NSString *newPath = [fullPath.stringByDeletingLastPathComponent stringByAppendingPathComponent:newFileName];
[NSFileManager.defaultManager moveItemAtPath:fullPath toPath:newPath error:NULL];
[self reloadDisplayedPaths];
});
make.button(@"Cancel").cancelStyle();
} showFrom:self];
} else {
[FLEXAlert showAlert:@"File Removed" message:@"The file at the specified path no longer exists." from:self];
}
}
- (void)fileBrowserDelete:(UITableViewCell *)sender {
NSIndexPath *indexPath = [self.tableView indexPathForCell:sender];
NSString *fullPath = [self filePathAtIndexPath:indexPath];
BOOL isDirectory = NO;
BOOL stillExists = [NSFileManager.defaultManager fileExistsAtPath:fullPath isDirectory:&isDirectory];
if (stillExists) {
[FLEXAlert makeAlert:^(FLEXAlert *make) {
make.title(@"Confirm Deletion");
make.message([NSString stringWithFormat:
@"The %@ '%@' will be deleted. This operation cannot be undone",
(isDirectory ? @"directory" : @"file"), fullPath.lastPathComponent
]);
make.button(@"Delete").destructiveStyle().handler(^(NSArray<NSString *> *strings) {
[NSFileManager.defaultManager removeItemAtPath:fullPath error:NULL];
[self reloadDisplayedPaths];
});
make.button(@"Cancel").cancelStyle();
} showFrom:self];
} else {
[FLEXAlert showAlert:@"File Removed" message:@"The file at the specified path no longer exists." from:self];
}
}
- (void)fileBrowserCopyPath:(UITableViewCell *)sender {
NSIndexPath *indexPath = [self.tableView indexPathForCell:sender];
NSString *fullPath = [self filePathAtIndexPath:indexPath];
UIPasteboard.generalPasteboard.string = fullPath;
}
- (void)fileBrowserShare:(UITableViewCell *)sender {
NSIndexPath *indexPath = [self.tableView indexPathForCell:sender];
NSString *pathString = [self filePathAtIndexPath:indexPath];
NSURL *filePath = [NSURL fileURLWithPath:pathString];
BOOL isDirectory = NO;
[NSFileManager.defaultManager fileExistsAtPath:pathString isDirectory:&isDirectory];
if (isDirectory) {
// UIDocumentInteractionController for folders
[self openFileController:pathString];
} else {
// Share sheet for files
UIActivityViewController *shareSheet = [[UIActivityViewController alloc] initWithActivityItems:@[filePath] applicationActivities:nil];
if (UIDevice.currentDevice.userInterfaceIdiom == UIUserInterfaceIdiomPad) {
shareSheet.popoverPresentationController.sourceView = sender;
}
[self presentViewController:shareSheet animated:true completion:nil];
}
}
- (void)reloadDisplayedPaths {
if (self.searchController.isActive) {
[self updateSearchPaths];
} else {
[self reloadCurrentPath];
[self.tableView reloadData];
}
}
- (void)reloadCurrentPath {
NSMutableArray<NSString *> *childPaths = [NSMutableArray new];
NSArray<NSString *> *subpaths = [NSFileManager.defaultManager contentsOfDirectoryAtPath:self.path error:NULL];
for (NSString *subpath in subpaths) {
[childPaths addObject:[self.path stringByAppendingPathComponent:subpath]];
}
if (self.sortAttribute != FLEXFileBrowserSortAttributeNone) {
[childPaths sortUsingComparator:^NSComparisonResult(NSString *path1, NSString *path2) {
switch (self.sortAttribute) {
case FLEXFileBrowserSortAttributeNone:
// invalid state
return NSOrderedSame;
case FLEXFileBrowserSortAttributeName:
return [path1 compare:path2];
case FLEXFileBrowserSortAttributeCreationDate: {
NSDictionary<NSFileAttributeKey, id> *path1Attributes = [NSFileManager.defaultManager attributesOfItemAtPath:path1
error:NULL];
NSDictionary<NSFileAttributeKey, id> *path2Attributes = [NSFileManager.defaultManager attributesOfItemAtPath:path2
error:NULL];
NSDate *path1Date = path1Attributes[NSFileCreationDate];
NSDate *path2Date = path2Attributes[NSFileCreationDate];
return [path1Date compare:path2Date];
}
}
}];
}
self.childPaths = childPaths;
}
- (void)updateSearchPaths {
self.searchPaths = nil;
self.searchPathsSize = nil;
//clear pre search request and start a new one
[self.operationQueue cancelAllOperations];
FLEXFileBrowserSearchOperation *newOperation = [[FLEXFileBrowserSearchOperation alloc] initWithPath:self.path searchString:self.searchText];
newOperation.delegate = self;
[self.operationQueue addOperation:newOperation];
}
- (NSString *)filePathAtIndexPath:(NSIndexPath *)indexPath {
return self.searchController.isActive ? self.searchPaths[indexPath.row] : self.childPaths[indexPath.row];
}
@end
@implementation FLEXFileBrowserTableViewCell
- (void)forwardAction:(SEL)action withSender:(id)sender {
id target = [self.nextResponder targetForAction:action withSender:sender];
[UIApplication.sharedApplication sendAction:action to:target from:self forEvent:nil];
}
- (void)fileBrowserRename:(UIMenuController *)sender {
[self forwardAction:_cmd withSender:sender];
}
- (void)fileBrowserDelete:(UIMenuController *)sender {
[self forwardAction:_cmd withSender:sender];
}
- (void)fileBrowserCopyPath:(UIMenuController *)sender {
[self forwardAction:_cmd withSender:sender];
}
- (void)fileBrowserShare:(UIMenuController *)sender {
[self forwardAction:_cmd withSender:sender];
}
@end