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RetroArch/ui/drivers/cocoa/cocoatouch_browser.m
Twinaphex 6f71237196 (CocoaTouch) Buildfix
2015-06-14 20:03:47 +02:00

584 lines
21 KiB
Objective-C
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/* RetroArch - A frontend for libretro.
* Copyright (C) 2013-2014 - Jason Fetters
* Copyright (C) 2014-2015 - Jay McCarthy
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <file/file_extract.h>
#include <file/dir_list.h>
#include <file/file_path.h>
#include <retro_miscellaneous.h>
#include <rhash.h>
#include "cocoa_common.h"
#include "../../../content.h"
#include "../../../general.h"
enum file_action
{
FA_DELETE = 10000,
FA_CREATE,
FA_MOVE,
FA_UNZIP
};
static const void* const associated_module_key = &associated_module_key;
static int zlib_extract_callback(const char *name, const char *valid_exts,
const uint8_t *cdata, unsigned cmode, uint32_t csize, uint32_t size,
uint32_t crc32, void *userdata)
{
char path[PATH_MAX_LENGTH];
/* Make directory */
fill_pathname_join(path, (const char*)userdata, name, sizeof(path));
path_basedir(path);
if (!path_mkdir(path))
{
RARCH_ERR("Failed to create dir: %s.\n", path);
return false;
}
/* Ignore directories */
if (name[strlen(name) - 1] == '/')
return 1;
fill_pathname_join(path, (const char*)userdata, name, sizeof(path));
if (!zlib_perform_mode(path, valid_exts,
cdata, cmode, csize, size, crc32, userdata))
{
if (cmode == 0)
{
RARCH_ERR("Failed to write file: %s.\n", path);
return 0;
}
goto error;
}
return 1;
error:
RARCH_ERR("Failed to deflate to: %s.\n", path);
return 0;
}
static void unzip_file(const char* path, const char* output_directory)
{
if (!path_file_exists(path))
apple_display_alert("Could not locate zip file.", "Action Failed");
else if (path_is_directory(output_directory))
apple_display_alert("Output directory for zip must not already exist.", "Action Failed");
else if (!path_mkdir(output_directory))
apple_display_alert("Could not create output directory to extract zip.", "Action Failed");
else if (!zlib_parse_file(path, NULL, zlib_extract_callback, (void*)output_directory))
apple_display_alert("Could not process zip file.", "Action Failed");
}
static void file_action(enum file_action action, NSString* source, NSString* target)
{
NSError* error = nil;
bool result = false;
NSFileManager* manager = [NSFileManager defaultManager];
switch (action)
{
case FA_DELETE:
result = [manager removeItemAtPath:target error:&error];
break;
case FA_CREATE:
result = [manager createDirectoryAtPath:target withIntermediateDirectories:YES
attributes:nil error:&error];
break;
case FA_MOVE:
result = [manager moveItemAtPath:source toPath:target error:&error];
break;
case FA_UNZIP:
unzip_file(source.UTF8String, target.UTF8String);
break;
}
if (!result && error)
apple_display_alert(error.localizedDescription.UTF8String, "Action failed");
}
@implementation RADirectoryItem
+ (RADirectoryItem*)directoryItemFromPath:(NSString*)path
{
RADirectoryItem* item = [RADirectoryItem new];
if (!item)
return NULL;
item.path = path;
item.isDirectory = path_is_directory(path.UTF8String);
return item;
}
+ (RADirectoryItem*)directoryItemFromElement:(struct string_list_elem*)element
{
RADirectoryItem* item = [RADirectoryItem new];
if (!item)
return NULL;
item.path = BOXSTRING(element->data);
item.isDirectory = (element->attr.i == RARCH_DIRECTORY);
return item;
}
- (UITableViewCell*)cellForTableView:(UITableView *)tableView
{
static NSString* const cell_id = @"path_item";
static NSString* const icon_types[2] = { @"ic_file", @"ic_dir" };
uint32_t type_id = self.isDirectory ? 1 : 0;
UITableViewCell *result = [tableView dequeueReusableCellWithIdentifier:cell_id];
if (!result)
result = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cell_id];
result.textLabel.text = [self.path lastPathComponent];
result.imageView.image = [UIImage imageNamed:icon_types[type_id]];
return result;
}
- (void)wasSelectedOnTableView:(UITableView *)tableView ofController:(UIViewController *)controller
{
if (self.isDirectory)
[(id)controller browseTo:self.path];
else
[(id)controller chooseAction]((id)controller, self);
}
@end
/*********************************************/
/* RAMenuItemBasic */
/* A simple menu item that displays a text */
/* description and calls a block object when */
/* selected. */
/*********************************************/
@interface RAMenuItemBasic : NSObject
@property (nonatomic) NSString* description;
@property (nonatomic) id userdata;
@property (copy) void (^action)(id userdata);
@property (copy) NSString* (^detail)(id userdata);
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description action:(void (^)())action;
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description action:(void (^)())action detail:(NSString* (^)())detail;
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description association:(id)userdata action:(void (^)())action detail:(NSString* (^)())detail;
@end
/*********************************************/
/* RAMenuItemBasic */
/* A simple menu item that displays a text */
/* description and calls a block object when */
/* selected. */
/*********************************************/
@implementation RAMenuItemBasic
@synthesize description;
@synthesize userdata;
@synthesize action;
@synthesize detail;
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description action:(void (^)())action
{
return [self itemWithDescription:description action:action detail:Nil];
}
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description action:(void (^)())action detail:(NSString* (^)())detail
{
return [self itemWithDescription:description association:nil action:action detail:detail];
}
+ (RAMenuItemBasic*)itemWithDescription:(NSString*)description association:(id)userdata action:(void (^)())action detail:(NSString* (^)())detail
{
RAMenuItemBasic* item = [RAMenuItemBasic new];
item.description = description;
item.userdata = userdata;
item.action = action;
item.detail = detail;
return item;
}
- (UITableViewCell*)cellForTableView:(UITableView*)tableView
{
static NSString* const cell_id = @"text";
UITableViewCell* result = [tableView dequeueReusableCellWithIdentifier:cell_id];
if (!result)
result = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cell_id];
result.selectionStyle = UITableViewCellSelectionStyleNone;
result.textLabel.text = self.description;
result.detailTextLabel.text = self.detail ? self.detail(self.userdata) : nil;
return result;
}
- (void)wasSelectedOnTableView:(UITableView*)tableView ofController:(UIViewController*)controller
{
if (self.action)
self.action(self.userdata);
}
@end
@implementation RADirectoryList
- (id)initWithPath:(NSString*)path extensions:(const char*)extensions
action:(void (^)(RADirectoryList* list, RADirectoryItem* item))action
{
if ((self = [super initWithStyle:UITableViewStylePlain]))
{
NSMutableArray *toolbarButtons;
self.path = path ? path : NSHomeDirectory();
self.chooseAction = action;
self.extensions = extensions ? BOXSTRING(extensions) : 0;
self.hidesHeaders = YES;
self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:BOXSTRING("Up") style:UIBarButtonItemStyleBordered target:self
action:@selector(gotoParent)];
self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self
action:@selector(cancelBrowser)];
/* NOTE: The "App" and "Root" buttons aren't really needed for non-jailbreak devices. */
toolbarButtons = [NSMutableArray arrayWithObjects:
[[UIBarButtonItem alloc] initWithTitle:BOXSTRING("Home") style:UIBarButtonItemStyleBordered target:self
action:@selector(gotoHomeDir)],
[[UIBarButtonItem alloc] initWithTitle:BOXSTRING("App") style:UIBarButtonItemStyleBordered target:self
action:@selector(gotoAppDir)],
[[UIBarButtonItem alloc] initWithTitle:BOXSTRING("Root") style:UIBarButtonItemStyleBordered target:self
action:@selector(gotoRootDir)],
[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:self
action:nil],
[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemRefresh target:self
action:@selector(refresh)],
[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self
action:@selector(createNewFolder)],
nil
];
self.toolbarItems = toolbarButtons;
[self.tableView addGestureRecognizer:[[UILongPressGestureRecognizer alloc] initWithTarget:self
action:@selector(fileAction:)]];
}
return self;
}
- (void)cancelBrowser
{
[self.navigationController popViewControllerAnimated:YES];
}
- (void)gotoParent
{
[self browseTo:[self.path stringByDeletingLastPathComponent]];
}
- (void)gotoHomeDir
{
[self browseTo:NSHomeDirectory()];
}
- (void)gotoAppDir
{
[self browseTo:NSBundle.mainBundle.bundlePath];
}
- (void)gotoRootDir
{
[self browseTo:@"/"];
}
- (void)refresh
{
[self browseTo: self.path];
}
- (void)browseTo:(NSString*)path
{
NSString *i;
struct string_list *contents = NULL;
settings_t *settings = config_get_ptr();
self.path = path;
self.title = path.lastPathComponent;
/* Need one array per section. */
self.sections = [NSMutableArray array];
for (i in [self sectionIndexTitlesForTableView:self.tableView])
[self.sections addObject:[NSMutableArray arrayWithObject:i]];
/* List contents */
contents = dir_list_new(path.UTF8String,
settings->menu.navigation.browser.filter.supported_extensions_enable ? self.extensions.UTF8String : NULL, true);
if (contents)
{
ssize_t i;
RADirectoryList __weak* weakSelf = self;
if (self.allowBlank)
[self.sections[0] addObject:[RAMenuItemBasic itemWithDescription:BOXSTRING("[ Use Empty Path ]")
action:^{ weakSelf.chooseAction(weakSelf, nil); }]];
if (self.forDirectory)
[self.sections[0] addObject:[RAMenuItemBasic itemWithDescription:BOXSTRING("[ Use This Folder ]")
action:^{ weakSelf.chooseAction(weakSelf, [RADirectoryItem directoryItemFromPath:path]); }]];
dir_list_sort(contents, true);
for (i = 0; i < contents->size; i ++)
{
const char *basename = path_basename(contents->elems[i].data);
char is_directory = (contents->elems[i].attr.i == RARCH_DIRECTORY);
uint32_t section = is_directory ? 0 : isalpha(basename[0]) ? (toupper(basename[0]) - 'A') + 2 : 1;
if (! ( self.forDirectory && ! is_directory ))
[self.sections[section] addObject:[RADirectoryItem directoryItemFromElement:&contents->elems[i]]];
}
dir_list_free(contents);
}
else
{
[self gotoHomeDir];
return;
}
[self.tableView scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
[UIView transitionWithView:self.tableView duration:.25f options:UIViewAnimationOptionTransitionCrossDissolve
animations:
^{
[self.tableView reloadData];
} completion:nil];
}
- (void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
[self browseTo: self.path];
}
- (NSArray*)sectionIndexTitlesForTableView:(UITableView*)tableView
{
static NSArray* names = nil;
if (!names)
names = @[@"/", @"#", @"A", @"B", @"C", @"D", @"E", @"F", @"G", @"H", @"I", @"J", @"K", @"L",
@"M", @"N", @"O", @"P", @"Q", @"R", @"S", @"T", @"U", @"V", @"W", @"X", @"Y", @"Z"];
return names;
}
/* File management
* Called as a selector from a toolbar button. */
- (void)createNewFolder
{
UIAlertView* alertView = [[UIAlertView alloc] initWithTitle:BOXSTRING("Enter new folder name") message:BOXSTRING("") delegate:self
cancelButtonTitle:BOXSTRING("Cancel") otherButtonTitles:BOXSTRING("OK"), nil];
alertView.alertViewStyle = UIAlertViewStylePlainTextInput;
alertView.tag = FA_CREATE;
[alertView show];
}
/* Called by the long press gesture recognizer. */
- (void)fileAction:(UILongPressGestureRecognizer*)gesture
{
if (gesture.state == UIGestureRecognizerStateBegan)
{
CGPoint point = [gesture locationInView:self.tableView];
NSIndexPath* idx_path = [self.tableView indexPathForRowAtPoint:point];
if (idx_path)
{
int major, minor;
bool is_zip;
UIActionSheet *menu;
NSString *button4_name, *button5_name;
get_ios_version(&major, &minor);
button4_name = (major >= 7) ? BOXSTRING("AirDrop") : BOXSTRING("Delete");
button5_name = (major >= 7) ? BOXSTRING("Delete") : nil;
self.selectedItem = [self itemForIndexPath:idx_path];
is_zip = !(strcmp(self.selectedItem.path.pathExtension.UTF8String, "zip"));
menu = [[UIActionSheet alloc] initWithTitle:self.selectedItem.path.lastPathComponent delegate:self
cancelButtonTitle:BOXSTRING("Cancel") destructiveButtonTitle:nil
otherButtonTitles:is_zip ? BOXSTRING("Unzip") : BOXSTRING("Zip"), BOXSTRING("Move"), BOXSTRING("Rename"), button4_name, button5_name, nil];
[menu showFromToolbar:self.navigationController.toolbar];
}
}
}
#define FILEBROWSER_ACTION_UNZIP 0x0e3f899bU
#define FILEBROWSER_ACTION_MOVE 0x7c89307cU
#define FILEBROWSER_ACTION_RENAME 0xce87affdU
#define FILEBROWSER_ACTION_AIRDROP 0x8c6cdb56U
#define FILEBROWSER_ACTION_DELETE 0xadde7058U
#define FILEBROWSER_ACTION_CANCEL 0xab41f40bU
/* Called by the action sheet created in (void)fileAction: */
- (void)actionSheet:(UIActionSheet*)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
{
uint32_t action_str_hash;
int major, minor;
NSString* target = self.selectedItem.path;
NSString* action = [actionSheet buttonTitleAtIndex:buttonIndex];
const char *action_str = action.UTF8String;
get_ios_version(&major, &minor);
action_str_hash = djb2_calculate(action_str);
(void)major;
(void)minor;
switch (action_str_hash)
{
case FILEBROWSER_ACTION_UNZIP:
{
UIAlertView* alertView = [[UIAlertView alloc] initWithTitle:BOXSTRING("Enter target directory") message:@"" delegate:self
cancelButtonTitle:BOXSTRING("Cancel") otherButtonTitles:BOXSTRING("OK"), nil];
alertView.alertViewStyle = UIAlertViewStylePlainTextInput;
alertView.tag = FA_UNZIP;
[alertView textFieldAtIndex:0].text = [[target lastPathComponent] stringByDeletingPathExtension];
[alertView show];
}
break;
case FILEBROWSER_ACTION_MOVE:
[self.navigationController pushViewController:[[RAFoldersList alloc] initWithFilePath:target] animated:YES];
break;
case FILEBROWSER_ACTION_RENAME:
{
UIAlertView* alertView = [[UIAlertView alloc]
initWithTitle:BOXSTRING("Enter new name") message:@""
delegate:self cancelButtonTitle:BOXSTRING("Cancel") otherButtonTitles:BOXSTRING("OK"), nil];
alertView.alertViewStyle = UIAlertViewStylePlainTextInput;
alertView.tag = FA_MOVE;
[alertView textFieldAtIndex:0].text = target.lastPathComponent;
[alertView show];
}
break;
case FILEBROWSER_ACTION_AIRDROP:
#ifdef __IPHONE_7_0
if ((major >= 7))
{
/* TODO: ZIP if not already zipped. */
NSURL *url = [NSURL fileURLWithPath:self.selectedItem.path isDirectory:self.selectedItem.isDirectory];
NSArray *items = [NSArray arrayWithObject:url];
UIActivityViewController* avc = [[UIActivityViewController alloc] initWithActivityItems:items applicationActivities:nil];
[self presentViewController:avc animated:YES completion:nil];
}
#endif
break;
case FILEBROWSER_ACTION_DELETE:
{
UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:BOXSTRING("Really delete?") message:@"" delegate:self cancelButtonTitle:BOXSTRING("Cancel") otherButtonTitles:BOXSTRING("OK"), nil];
alertView.tag = FA_DELETE;
[alertView show];
}
break;
case FILEBROWSER_ACTION_CANCEL:
apple_display_alert("Action not supported.", "Action Failed");
break;
}
}
/* Called by various alert views created in this class,
* the alertView.tag value is the action to take. */
- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
if (buttonIndex != alertView.firstOtherButtonIndex)
return;
if (alertView.tag == FA_DELETE)
file_action(FA_DELETE, nil, self.selectedItem.path);
else
{
NSString* text = [alertView textFieldAtIndex:0].text;
if (text.length)
file_action((enum file_action)alertView.tag, self.selectedItem.path, [self.path stringByAppendingPathComponent:text]);
}
[self browseTo: self.path];
}
@end
@interface RAFoldersList()
@property (nonatomic) NSString* path;
@end
@implementation RAFoldersList
- (id)initWithFilePath:(NSString*)path
{
if ((self = [super initWithStyle:UITableViewStyleGrouped]))
{
RAFoldersList* __weak weakSelf = self;
NSString *sourceItem = path.stringByDeletingLastPathComponent; /* Parent item */
RAMenuItemBasic *parentItem = [RAMenuItemBasic itemWithDescription:BOXSTRING("<Parent>") association:sourceItem.stringByDeletingLastPathComponent
action:^(id userdata){ [weakSelf moveInto:userdata]; } detail:NULL];
struct string_list *contents = dir_list_new([path stringByDeletingLastPathComponent].UTF8String, NULL, true);
NSMutableArray *items = [NSMutableArray arrayWithObject:BOXSTRING("")];
[self.sections addObject:@[BOXSTRING(""), parentItem]];
self.path = path;
if (contents)
{
size_t i;
dir_list_sort(contents, true);
for (i = 0; i < contents->size; i ++)
{
if (contents->elems[i].attr.i == RARCH_DIRECTORY)
{
const char* basename = path_basename(contents->elems[i].data);
RAMenuItemBasic* item = [RAMenuItemBasic itemWithDescription:BOXSTRING(basename) association:BOXSTRING(contents->elems[i].data)
action:^(id userdata){ [weakSelf moveInto:userdata]; } detail:NULL];
[items addObject:item];
}
}
dir_list_free(contents);
}
[self setTitle:[BOXSTRING("Move ") stringByAppendingString: self.path.lastPathComponent]];
[self.sections addObject:items];
}
return self;
}
- (void)moveInto:(NSString*)path
{
NSString* targetPath = [path stringByAppendingPathComponent:self.path.lastPathComponent];
file_action(FA_MOVE, self.path, targetPath);
[self.navigationController popViewControllerAnimated:YES];
}
@end
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