mirror of
https://github.com/ninjamuffin99/Funkin.git
synced 2024-12-14 09:25:06 +00:00
675 lines
20 KiB
Haxe
675 lines
20 KiB
Haxe
package funkin.util;
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import haxe.zip.Entry;
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import lime.utils.Bytes;
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import lime.ui.FileDialog;
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import openfl.net.FileFilter;
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import haxe.io.Path;
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import openfl.net.FileReference;
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import openfl.events.Event;
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import openfl.events.IOErrorEvent;
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import haxe.ui.containers.dialogs.Dialog.DialogButton;
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import haxe.ui.containers.dialogs.Dialogs;
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import haxe.ui.containers.dialogs.Dialogs.SelectedFileInfo;
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import haxe.ui.containers.dialogs.Dialogs.FileDialogExtensionInfo;
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/**
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* Utilities for reading and writing files on various platforms.
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*/
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class FileUtil
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{
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public static final FILE_FILTER_FNFC:FileFilter = new FileFilter("Friday Night Funkin' Chart (.fnfc)", "*.fnfc");
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public static final FILE_FILTER_ZIP:FileFilter = new FileFilter("ZIP Archive (.zip)", "*.zip");
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public static final FILE_EXTENSION_INFO_FNFC:FileDialogExtensionInfo =
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{
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extension: 'fnfc',
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label: 'Friday Night Funkin\' Chart',
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};
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public static final FILE_EXTENSION_INFO_ZIP:FileDialogExtensionInfo =
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{
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extension: 'zip',
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label: 'ZIP Archive',
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};
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/**
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* Browses for a single file, then calls `onSelect(fileInfo)` when a file is selected.
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* Powered by HaxeUI, so it works on all platforms.
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* File contents will be binary, not String.
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*
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* @param typeFilter
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* @param onSelect A callback that provides a `SelectedFileInfo` object when a file is selected.
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* @param onCancel A callback that is called when the user closes the dialog without selecting a file.
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*/
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public static function browseForBinaryFile(dialogTitle:String, ?typeFilter:Array<FileDialogExtensionInfo>, ?onSelect:SelectedFileInfo->Void,
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?onCancel:Void->Void)
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{
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var onComplete = function(button, selectedFiles) {
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if (button == DialogButton.OK && selectedFiles.length > 0)
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{
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onSelect(selectedFiles[0]);
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}
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else
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{
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onCancel();
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}
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};
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Dialogs.openFile(onComplete,
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{
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readContents: true,
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readAsBinary: true, // Binary
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multiple: false,
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extensions: typeFilter ?? [],
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title: dialogTitle,
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});
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}
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/**
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* Browses for a single file, then calls `onSelect(fileInfo)` when a file is selected.
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* Powered by HaxeUI, so it works on all platforms.
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* File contents will be a String, not binary.
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*
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* @param typeFilter
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* @param onSelect A callback that provides a `SelectedFileInfo` object when a file is selected.
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* @param onCancel A callback that is called when the user closes the dialog without selecting a file.
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*/
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public static function browseForTextFile(dialogTitle:String, ?typeFilter:Array<FileDialogExtensionInfo>, ?onSelect:SelectedFileInfo->Void,
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?onCancel:Void->Void)
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{
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var onComplete = function(button, selectedFiles) {
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if (button == DialogButton.OK && selectedFiles.length > 0)
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{
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onSelect(selectedFiles[0]);
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}
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else
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{
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onCancel();
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}
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};
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Dialogs.openFile(onComplete,
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{
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readContents: true,
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readAsBinary: false, // Text
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multiple: false,
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extensions: typeFilter ?? [],
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title: dialogTitle,
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});
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}
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/**
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* Browses for a directory, then calls `onSelect(path)` when a path chosen.
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* Note that on HTML5 this will immediately fail.
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*
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* @param typeFilter TODO What does this do?
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* @return Whether the file dialog was opened successfully.
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*/
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public static function browseForDirectory(?typeFilter:Array<FileFilter>, ?onSelect:String->Void, ?onCancel:Void->Void, ?defaultPath:String,
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?dialogTitle:String):Bool
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{
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#if desktop
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var filter:String = convertTypeFilter(typeFilter);
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var fileDialog:FileDialog = new FileDialog();
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if (onSelect != null) fileDialog.onSelect.add(onSelect);
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if (onCancel != null) fileDialog.onCancel.add(onCancel);
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fileDialog.browse(OPEN_DIRECTORY, filter, defaultPath, dialogTitle);
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return true;
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#elseif html5
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onCancel();
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return false;
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#else
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onCancel();
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return false;
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#end
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}
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/**
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* Browses for multiple file, then calls `onSelect(paths)` when a path chosen.
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* Note that on HTML5 this will immediately fail.
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*
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* @return Whether the file dialog was opened successfully.
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*/
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public static function browseForMultipleFiles(?typeFilter:Array<FileFilter>, ?onSelect:Array<String>->Void, ?onCancel:Void->Void, ?defaultPath:String,
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?dialogTitle:String):Bool
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{
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#if desktop
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var filter:String = convertTypeFilter(typeFilter);
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var fileDialog:FileDialog = new FileDialog();
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if (onSelect != null) fileDialog.onSelectMultiple.add(onSelect);
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if (onCancel != null) fileDialog.onCancel.add(onCancel);
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fileDialog.browse(OPEN_MULTIPLE, filter, defaultPath, dialogTitle);
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return true;
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#elseif html5
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onCancel();
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return false;
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#else
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onCancel();
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return false;
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#end
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}
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/**
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* Browses for a file location to save to, then calls `onSave(path)` when a path chosen.
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* Note that on HTML5 you can't do much with this, you should call `saveFile(resource:haxe.io.Bytes)` instead.
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*
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* @param typeFilter TODO What does this do?
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* @return Whether the file dialog was opened successfully.
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*/
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public static function browseForSaveFile(?typeFilter:Array<FileFilter>, ?onSelect:String->Void, ?onCancel:Void->Void, ?defaultPath:String,
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?dialogTitle:String):Bool
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{
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#if desktop
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var filter:String = convertTypeFilter(typeFilter);
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var fileDialog:FileDialog = new FileDialog();
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if (onSelect != null) fileDialog.onSelect.add(onSelect);
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if (onCancel != null) fileDialog.onCancel.add(onCancel);
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fileDialog.browse(SAVE, filter, defaultPath, dialogTitle);
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return true;
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#elseif html5
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onCancel();
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return false;
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#else
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onCancel();
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return false;
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#end
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}
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/**
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* Browses for a single file location, then writes the provided `haxe.io.Bytes` data and calls `onSave(path)` when done.
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* Works great on desktop and HTML5.
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*
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* @return Whether the file dialog was opened successfully.
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*/
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public static function saveFile(data:Bytes, ?typeFilter:Array<FileFilter>, ?onSave:String->Void, ?onCancel:Void->Void, ?defaultFileName:String,
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?dialogTitle:String):Bool
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{
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#if desktop
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var filter:String = convertTypeFilter(typeFilter);
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var fileDialog:FileDialog = new FileDialog();
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if (onSave != null) fileDialog.onSave.add(onSave);
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if (onCancel != null) fileDialog.onCancel.add(onCancel);
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fileDialog.save(data, filter, defaultFileName, dialogTitle);
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return true;
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#elseif html5
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var filter:String = defaultFileName != null ? Path.extension(defaultFileName) : null;
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var fileDialog:FileDialog = new FileDialog();
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if (onSave != null) fileDialog.onSave.add(onSave);
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if (onCancel != null) fileDialog.onCancel.add(onCancel);
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fileDialog.save(data, filter, defaultFileName, dialogTitle);
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return true;
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#else
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onCancel();
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return false;
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#end
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}
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/**
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* Prompts the user to save multiple files.
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* On desktop, this will prompt the user for a directory, then write all of the files to there.
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* On HTML5, this will zip the files up and prompt the user to save that.
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*
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* @param typeFilter TODO What does this do?
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* @return Whether the file dialog was opened successfully.
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*/
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public static function saveMultipleFiles(resources:Array<Entry>, ?onSaveAll:Array<String>->Void, ?onCancel:Void->Void, ?defaultPath:String,
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force:Bool = false):Bool
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{
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#if desktop
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// Prompt the user for a directory, then write all of the files to there.
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var onSelectDir:String->Void = function(targetPath:String):Void {
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var paths:Array<String> = [];
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for (resource in resources)
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{
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var filePath = haxe.io.Path.join([targetPath, resource.fileName]);
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try
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{
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if (resource.data == null)
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{
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trace('WARNING: File $filePath has no data or content. Skipping.');
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continue;
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}
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else
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{
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writeBytesToPath(filePath, resource.data, force ? Force : Skip);
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}
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}
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catch (_)
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{
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throw 'Failed to write file (probably already exists): $filePath';
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}
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paths.push(filePath);
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}
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onSaveAll(paths);
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}
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trace('Browsing for directory to save individual files to...');
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#if mac
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defaultPath = null;
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#end
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browseForDirectory(null, onSelectDir, onCancel, defaultPath, 'Choose directory to save all files to...');
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return true;
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#elseif html5
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saveFilesAsZIP(resources, onSaveAll, onCancel, defaultPath, force);
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return true;
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#else
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onCancel();
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return false;
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#end
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}
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/**
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* Takes an array of file entries and prompts the user to save them as a ZIP file.
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*/
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public static function saveFilesAsZIP(resources:Array<Entry>, ?onSave:Array<String>->Void, ?onCancel:Void->Void, ?defaultPath:String, force:Bool = false):Bool
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{
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// Create a ZIP file.
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var zipBytes:Bytes = createZIPFromEntries(resources);
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var onSave:String->Void = function(path:String) {
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trace('Saved ${resources.length} files to ZIP at "$path".');
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if (onSave != null) onSave([path]);
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};
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// Prompt the user to save the ZIP file.
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saveFile(zipBytes, [FILE_FILTER_ZIP], onSave, onCancel, defaultPath, 'Save files as ZIP...');
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return true;
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}
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/**
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* Takes an array of file entries and prompts the user to save them as a FNFC file.
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*/
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public static function saveChartAsFNFC(resources:Array<Entry>, ?onSave:Array<String>->Void, ?onCancel:Void->Void, ?defaultPath:String,
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force:Bool = false):Bool
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{
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// Create a ZIP file.
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var zipBytes:Bytes = createZIPFromEntries(resources);
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var onSave:String->Void = function(path:String) {
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trace('Saved FNF file to "$path"');
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if (onSave != null) onSave([path]);
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};
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// Prompt the user to save the ZIP file.
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saveFile(zipBytes, [FILE_FILTER_FNFC], onSave, onCancel, defaultPath, 'Save chart as FNFC...');
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return true;
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}
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/**
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* Takes an array of file entries and forcibly writes a ZIP to the given path.
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* Only works on desktop, because HTML5 doesn't allow you to write files to arbitrary paths.
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* Use `saveFilesAsZIP` instead.
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* @param force Whether to force overwrite an existing file.
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*/
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public static function saveFilesAsZIPToPath(resources:Array<Entry>, path:String, mode:FileWriteMode = Skip):Bool
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{
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#if desktop
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// Create a ZIP file.
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var zipBytes:Bytes = createZIPFromEntries(resources);
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// Write the ZIP.
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writeBytesToPath(path, zipBytes, mode);
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return true;
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#else
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return false;
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#end
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}
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/**
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* Read string file contents directly from a given path.
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* Only works on desktop.
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*
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* @param path The path to the file.
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* @return The file contents.
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*/
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public static function readStringFromPath(path:String):String
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{
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#if sys
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return sys.io.File.getContent(path);
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#else
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trace('ERROR: readStringFromPath not implemented for this platform');
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return null;
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#end
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}
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/**
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* Read bytes file contents directly from a given path.
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* Only works on desktop.
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*
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* @param path The path to the file.
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* @return The file contents.
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*/
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public static function readBytesFromPath(path:String):Bytes
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{
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#if sys
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if (!doesFileExist(path)) return null;
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return sys.io.File.getBytes(path);
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#else
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return null;
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#end
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}
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public static function doesFileExist(path:String):Bool
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{
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#if sys
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return sys.FileSystem.exists(path);
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#else
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return false;
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#end
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}
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/**
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* Browse for a file to read and execute a callback once we have a file reference.
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* Works great on HTML5 or desktop.
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*
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* @param callback The function to call when the file is loaded.
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*/
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public static function browseFileReference(callback:FileReference->Void)
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{
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var file = new FileReference();
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file.addEventListener(Event.SELECT, function(e) {
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var selectedFileRef:FileReference = e.target;
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trace('Selected file: ' + selectedFileRef.name);
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selectedFileRef.addEventListener(Event.COMPLETE, function(e) {
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var loadedFileRef:FileReference = e.target;
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trace('Loaded file: ' + loadedFileRef.name);
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callback(loadedFileRef);
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});
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selectedFileRef.load();
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});
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file.browse();
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}
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/**
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* Prompts the user to save a file to their computer.
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*/
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public static function writeFileReference(path:String, data:String)
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{
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var file = new FileReference();
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file.addEventListener(Event.COMPLETE, function(e:Event) {
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trace('Successfully wrote file.');
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});
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file.addEventListener(Event.CANCEL, function(e:Event) {
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trace('Cancelled writing file.');
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});
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file.addEventListener(IOErrorEvent.IO_ERROR, function(e:IOErrorEvent) {
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trace('IO error writing file.');
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});
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file.save(data, path);
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}
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/**
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* Read JSON file contents directly from a given path.
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* Only works on desktop.
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*
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* @param path The path to the file.
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* @return The JSON data.
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*/
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public static function readJSONFromPath(path:String):Dynamic
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{
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#if sys
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try
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{
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return SerializerUtil.fromJSON(sys.io.File.getContent(path));
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}
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catch (ex)
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{
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return null;
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}
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#else
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return null;
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#end
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}
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/**
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* Write string file contents directly to a given path.
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* Only works on desktop.
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*
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* @param path The path to the file.
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* @param data The string to write.
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* @param mode Whether to Force, Skip, or Ask to overwrite an existing file.
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*/
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public static function writeStringToPath(path:String, data:String, mode:FileWriteMode = Skip):Void
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{
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#if sys
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createDirIfNotExists(Path.directory(path));
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switch (mode)
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{
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case Force:
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sys.io.File.saveContent(path, data);
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case Skip:
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if (!doesFileExist(path))
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{
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sys.io.File.saveContent(path, data);
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}
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else
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{
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// Do nothing.
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// throw 'File already exists: $path';
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}
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case Ask:
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if (doesFileExist(path))
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{
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// TODO: We don't have the technology to use native popups yet.
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throw 'File already exists: $path';
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}
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else
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{
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sys.io.File.saveContent(path, data);
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}
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}
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#else
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throw 'Direct file writing by path not supported on this platform.';
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#end
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}
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/**
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* Write byte file contents directly to a given path.
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* Only works on desktop.
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*
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* @param path The path to the file.
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* @param data The bytes to write.
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* @param mode Whether to Force, Skip, or Ask to overwrite an existing file.
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*/
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public static function writeBytesToPath(path:String, data:Bytes, mode:FileWriteMode = Skip):Void
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{
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#if sys
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createDirIfNotExists(Path.directory(path));
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switch (mode)
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{
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case Force:
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sys.io.File.saveBytes(path, data);
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case Skip:
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if (!doesFileExist(path))
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{
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sys.io.File.saveBytes(path, data);
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}
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else
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{
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// Do nothing.
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// throw 'File already exists: $path';
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}
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case Ask:
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if (doesFileExist(path))
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{
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// TODO: We don't have the technology to use native popups yet.
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throw 'File already exists: $path';
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}
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else
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{
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sys.io.File.saveBytes(path, data);
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}
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}
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#else
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throw 'Direct file writing by path not supported on this platform.';
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#end
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}
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/**
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* Write string file contents directly to the end of a file at the given path.
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* Only works on desktop.
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*
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* @param path The path to the file.
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* @param data The string to append.
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*/
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public static function appendStringToPath(path:String, data:String):Void
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{
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#if sys
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sys.io.File.append(path, false).writeString(data);
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#else
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throw 'Direct file writing by path not supported on this platform.';
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#end
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}
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/**
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* Create a directory if it doesn't already exist.
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* Only works on desktop.
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*
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* @param dir The path to the directory.
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*/
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public static function createDirIfNotExists(dir:String):Void
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{
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#if sys
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if (!doesFileExist(dir))
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{
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sys.FileSystem.createDirectory(dir);
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}
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#end
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}
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static var tempDir:String = null;
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|
static final TEMP_ENV_VARS:Array<String> = ['TEMP', 'TMPDIR', 'TEMPDIR', 'TMP'];
|
|
|
|
/**
|
|
* Get the path to a temporary directory we can use for writing files.
|
|
* Only works on desktop.
|
|
*
|
|
* @return The path to the temporary directory.
|
|
*/
|
|
public static function getTempDir():String
|
|
{
|
|
if (tempDir != null) return tempDir;
|
|
#if sys
|
|
#if windows
|
|
var path:String = null;
|
|
for (envName in TEMP_ENV_VARS)
|
|
{
|
|
path = Sys.getEnv(envName);
|
|
if (path == '') path = null;
|
|
if (path != null) break;
|
|
}
|
|
tempDir = Path.join([path, 'funkin/']);
|
|
return tempDir;
|
|
#else
|
|
tempDir = '/tmp/funkin/';
|
|
return tempDir;
|
|
#end
|
|
#else
|
|
return null;
|
|
#end
|
|
}
|
|
|
|
/**
|
|
* Create a Bytes object containing a ZIP file, containing the provided entries.
|
|
*
|
|
* @param entries The entries to add to the ZIP file.
|
|
* @return The ZIP file as a Bytes object.
|
|
*/
|
|
public static function createZIPFromEntries(entries:Array<Entry>):Bytes
|
|
{
|
|
var o:haxe.io.BytesOutput = new haxe.io.BytesOutput();
|
|
var zipWriter:haxe.zip.Writer = new haxe.zip.Writer(o);
|
|
zipWriter.write(entries.list());
|
|
return o.getBytes();
|
|
}
|
|
|
|
public static function readZIPFromBytes(input:Bytes):Array<Entry>
|
|
{
|
|
trace('TEST: ' + input.length);
|
|
trace(input.sub(0, 30).toHex());
|
|
var bytesInput = new haxe.io.BytesInput(input);
|
|
var zippedEntries = haxe.zip.Reader.readZip(bytesInput);
|
|
var results:Array<Entry> = [];
|
|
for (entry in zippedEntries)
|
|
{
|
|
if (entry.compressed)
|
|
{
|
|
entry.data = haxe.zip.Reader.unzip(entry);
|
|
}
|
|
results.push(entry);
|
|
}
|
|
return results;
|
|
}
|
|
|
|
public static function mapZIPEntriesByName(input:Array<Entry>):Map<String, Entry>
|
|
{
|
|
var results:Map<String, Entry> = [];
|
|
for (entry in input)
|
|
{
|
|
results.set(entry.fileName, entry);
|
|
}
|
|
return results;
|
|
}
|
|
|
|
/**
|
|
* Create a ZIP file entry from a file name and its string contents.
|
|
*
|
|
* @param name The name of the file. You can use slashes to create subdirectories.
|
|
* @param content The string contents of the file.
|
|
* @return The resulting entry.
|
|
*/
|
|
public static function makeZIPEntry(name:String, content:String):Entry
|
|
{
|
|
var data:Bytes = haxe.io.Bytes.ofString(content, UTF8);
|
|
return makeZIPEntryFromBytes(name, data);
|
|
}
|
|
|
|
/**
|
|
* Create a ZIP file entry from a file name and its string contents.
|
|
*
|
|
* @param name The name of the file. You can use slashes to create subdirectories.
|
|
* @param data The byte data of the file.
|
|
* @return The resulting entry.
|
|
*/
|
|
public static function makeZIPEntryFromBytes(name:String, data:haxe.io.Bytes):Entry
|
|
{
|
|
return {
|
|
fileName: name,
|
|
fileSize: data.length,
|
|
data: data,
|
|
dataSize: data.length,
|
|
compressed: false,
|
|
fileTime: Date.now(),
|
|
crc32: null,
|
|
extraFields: null,
|
|
};
|
|
}
|
|
|
|
static function convertTypeFilter(typeFilter:Array<FileFilter>):String
|
|
{
|
|
var filter:String = null;
|
|
if (typeFilter != null)
|
|
{
|
|
var filters:Array<String> = [];
|
|
for (type in typeFilter)
|
|
{
|
|
filters.push(StringTools.replace(StringTools.replace(type.extension, '*.', ''), ';', ','));
|
|
}
|
|
filter = filters.join(';');
|
|
}
|
|
return filter;
|
|
}
|
|
}
|
|
|
|
enum FileWriteMode
|
|
{
|
|
/**
|
|
* Forcibly overwrite the file if it already exists.
|
|
*/
|
|
Force;
|
|
|
|
/**
|
|
* Ask the user if they want to overwrite the file if it already exists.
|
|
*/
|
|
Ask;
|
|
|
|
/**
|
|
* Skip the file if it already exists.
|
|
*/
|
|
Skip;
|
|
}
|