365 lines
10 KiB
C#
365 lines
10 KiB
C#
/*
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Copyright (c) 2017, John Lewin
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of the FreeBSD Project.
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Threading.Tasks;
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using MatterHackers.Agg;
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using MatterHackers.Agg.Platform;
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using MatterHackers.Agg.UI;
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namespace MatterHackers.MatterControl.Library
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{
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public class FileSystemContainer : WritableContainer
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{
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private FileSystemWatcher directoryWatcher;
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private bool isActiveContainer;
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private bool isDirty;
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public FileSystemContainer(string fullPath)
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{
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this.FullPath = fullPath;
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this.Name = Path.GetFileName(fullPath);
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this.IsProtected = false;
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this.ChildContainers = new List<ILibraryContainerLink>();
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this.Items = new List<ILibraryItem>();
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#if !__ANDROID__
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if (AggContext.OperatingSystem == OSType.Windows
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&& Directory.Exists(fullPath))
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{
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directoryWatcher = new FileSystemWatcher(fullPath);
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directoryWatcher.NotifyFilter = NotifyFilters.LastAccess | NotifyFilters.LastWrite | NotifyFilters.FileName | NotifyFilters.DirectoryName;
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directoryWatcher.Changed += DirectoryContentsChanged;
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directoryWatcher.Created += DirectoryContentsChanged;
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directoryWatcher.Deleted += DirectoryContentsChanged;
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directoryWatcher.Renamed += DirectoryContentsChanged;
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directoryWatcher.IncludeSubdirectories = false;
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// Begin watching.
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directoryWatcher.EnableRaisingEvents = true;
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}
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#endif
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}
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public string FullPath { get; protected set; }
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// Indicates if the new AMF file should use the original file name incremented until no name collision occurs
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public bool UseIncrementedNameDuringTypeChange { get; internal set; }
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public override void Activate()
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{
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this.isActiveContainer = true;
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base.Activate();
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}
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public override void Deactivate()
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{
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this.isActiveContainer = false;
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base.Deactivate();
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}
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private string keywordFilter = "";
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public override string KeywordFilter
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{
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get => keywordFilter;
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set
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{
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if (keywordFilter != value)
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{
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keywordFilter = value;
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this.ReloadContent();
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}
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}
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}
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public override void Dispose()
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{
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if (directoryWatcher != null)
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{
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directoryWatcher.EnableRaisingEvents = false;
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directoryWatcher.Changed -= DirectoryContentsChanged;
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directoryWatcher.Created -= DirectoryContentsChanged;
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directoryWatcher.Deleted -= DirectoryContentsChanged;
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directoryWatcher.Renamed -= DirectoryContentsChanged;
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}
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}
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long lastTimeContentsChanged;
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private RunningInterval waitingForRefresh;
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private void DirectoryContentsChanged(object sender, EventArgs e)
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{
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// Flag for reload
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isDirty = true;
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lastTimeContentsChanged = UiThread.CurrentTimerMs;
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// Only refresh content if we're the active container
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if (isActiveContainer
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&& waitingForRefresh == null)
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{
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waitingForRefresh = UiThread.SetInterval(WaitToRefresh, .5);
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}
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}
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private void WaitToRefresh()
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{
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if (UiThread.CurrentTimerMs > lastTimeContentsChanged + 500
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&& waitingForRefresh != null)
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{
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UiThread.ClearInterval(waitingForRefresh);
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waitingForRefresh = null;
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this.ReloadContent();
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}
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}
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public override void Load()
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{
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this.Load(false);
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}
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public void Load(bool recursive)
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{
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SearchOption searchDepth = recursive ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
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try
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{
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string filter = this.KeywordFilter.Trim();
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var allFiles = Directory.GetFiles(FullPath, "*.*", searchDepth);
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var zipFiles = allFiles.Where(f => Path.GetExtension(f).IndexOf(".zip", StringComparison.OrdinalIgnoreCase) != -1);
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var nonZipFiles = allFiles.Except(zipFiles);
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List<ILibraryContainerLink> containers;
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if (filter == "")
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{
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var directories = Directory.GetDirectories(FullPath, "*.*", searchDepth).Select(p => new DirectoryContainerLink(p)).ToList<ILibraryContainerLink>();
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containers = directories.Concat(zipFiles.Select(f => new LocalZipContainerLink(f))).OrderBy(d => d.Name).ToList();
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}
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else
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{
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containers = new List<ILibraryContainerLink>();
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}
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var matchedFiles = nonZipFiles.Where(filePath =>
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{
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string fileName = Path.GetFileName(filePath);
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return (filter == "" || FileNameContainsFilter(filePath, filter))
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&& ApplicationController.Instance.Library.IsContentFileType(fileName);
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});
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// Matched containers
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this.ChildContainers = containers;
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// Matched files projected onto FileSystemFileItem
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this.Items = matchedFiles.OrderBy(f => f).Select(f => new FileSystemFileItem(f)).ToList<ILibraryItem>();
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this.isDirty = false;
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}
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catch (Exception ex)
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{
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this.ChildContainers = new List<ILibraryContainerLink>();
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this.Items = new List<ILibraryItem>()
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{
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new MessageItem("Error loading container - " + ex.Message)
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};
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}
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}
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private bool FileNameContainsFilter(string filename, string filter)
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{
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string nameWithSpaces = Path.GetFileNameWithoutExtension(filename.Replace('_', ' '));
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// Split the filter on word boundaries and determine if all terms in the given file name
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foreach (string word in filter.Split(' '))
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{
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if (nameWithSpaces.IndexOf(word, StringComparison.OrdinalIgnoreCase) == -1)
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{
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return false;
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}
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}
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return true;
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}
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private string GetNonCollidingName(string fileName)
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{
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// Switching from .stl, .obj or similar to AMF. Save the file and update the
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// the filename with an incremented (n) value to reflect the extension change in the UI
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var similarFileNames = Directory.GetFiles(this.FullPath, $"{Path.GetFileNameWithoutExtension(fileName)}.*");
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// ;
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var validName = agg_basics.GetNonCollidingName(fileName, (testName) => !File.Exists(testName));
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return validName;
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}
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public async override void Add(IEnumerable<ILibraryItem> items)
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{
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if (!items.Any())
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{
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return;
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}
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directoryWatcher.EnableRaisingEvents = false;
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Directory.CreateDirectory(this.FullPath);
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await Task.Run(async () =>
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{
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foreach (var item in items)
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{
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switch (item)
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{
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case CreateFolderItem newFolder:
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string targetFolderPath = Path.Combine(this.FullPath, newFolder.Name);
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// TODO: write adaption of GetNonCollidingName for directories
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Directory.CreateDirectory(targetFolderPath);
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this.isDirty = true;
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break;
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case ILibraryAssetStream streamItem:
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string targetPath = Path.Combine(this.FullPath, streamItem.FileName);
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try
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{
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if (File.Exists(targetPath))
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{
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targetPath = GetNonCollidingName(Path.GetFileName(targetPath));
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}
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using (var outputStream = File.OpenWrite(targetPath))
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using (var contentStream = await streamItem.GetStream(null))
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{
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contentStream.Stream.CopyTo(outputStream);
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}
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this.Items.Add(new FileSystemFileItem(targetPath));
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this.isDirty = true;
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}
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catch (Exception ex)
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{
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UiThread.RunOnIdle(() =>
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{
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ApplicationController.Instance.ActivePrinter.Connection.TerminalLog.WriteLine($"Error adding file: {targetPath}\r\n{ex.Message}");
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});
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}
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break;
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}
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}
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});
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directoryWatcher.EnableRaisingEvents = false;
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if (this.isDirty)
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{
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this.ReloadContent();
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}
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}
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public override void Remove(IEnumerable<ILibraryItem> items)
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{
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// Removing content from the filesystem can have devastating effects - open a shell window allowing the customer make changes as they seem fit
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if (AggContext.OperatingSystem == OSType.Windows)
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{
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if (items.Count() == 1
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&& items.FirstOrDefault() is FileSystemFileItem fileItem)
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{
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Process.Start("explorer.exe", $"/select, \"{fileItem.Path}\"");
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}
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else
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{
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Process.Start(this.FullPath);
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}
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}
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}
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public override void Rename(ILibraryItem item, string revisedName)
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{
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if (item is DirectoryContainerLink directoryLink)
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{
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if (Directory.Exists(directoryLink.Path))
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{
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Process.Start(this.FullPath);
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}
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}
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else if (item is FileSystemFileItem fileItem)
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{
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string sourceFile = fileItem.Path;
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if (File.Exists(sourceFile))
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{
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string extension = Path.GetExtension(sourceFile);
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string destFile = Path.Combine(Path.GetDirectoryName(sourceFile), revisedName);
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destFile = Path.ChangeExtension(destFile, extension);
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File.Move(sourceFile, destFile);
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fileItem.Path = destFile;
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this.ReloadContent();
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}
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}
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}
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public class DirectoryContainerLink : FileSystemItem, ILibraryContainerLink
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{
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public DirectoryContainerLink(string path)
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: base(path)
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{
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}
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public bool IsReadOnly { get; set; } = false;
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public bool UseIncrementedNameDuringTypeChange { get; set; }
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public Task<ILibraryContainer> GetContainer(Action<double, string> reportProgress)
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{
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return Task.FromResult<ILibraryContainer>(
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new FileSystemContainer(this.Path)
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{
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UseIncrementedNameDuringTypeChange = this.UseIncrementedNameDuringTypeChange
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});
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}
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}
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}
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}
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