398 lines
11 KiB
C#
398 lines
11 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.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using MatterHackers.Agg;
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using MatterHackers.Agg.PlatformAbstract;
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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 string fullPath;
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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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private static Regex fileNameNumberMatch = new Regex("\\(\\d+\\)", RegexOptions.Compiled);
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public FileSystemContainer(string path)
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{
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this.fullPath = path;
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this.Name = Path.GetFileName(path);
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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 (OsInformation.OperatingSystem == OSType.Windows)
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{
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directoryWatcher = new FileSystemWatcher(path);
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directoryWatcher.NotifyFilter = NotifyFilters.LastAccess | NotifyFilters.LastWrite
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| 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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// TODO: Needed? Observed events firing for file create in subfolders
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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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GetFilesAndCollectionsInCurrentDirectory();
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}
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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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if (isDirty)
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{
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// Requires reload
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GetFilesAndCollectionsInCurrentDirectory();
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}
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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
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{
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return keywordFilter;
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}
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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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if (isActiveContainer)
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{
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GetFilesAndCollectionsInCurrentDirectory(true);
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}
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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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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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// Only refresh content if we're the active container
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if (isActiveContainer)
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{
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GetFilesAndCollectionsInCurrentDirectory();
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}
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}
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private async void GetFilesAndCollectionsInCurrentDirectory(bool recursive = false)
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{
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SearchOption searchDepth = recursive ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
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await Task.Run(() =>
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{
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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 = (filter == "") ? nonZipFiles : nonZipFiles.Where(filePath =>
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{
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string fileName = Path.GetFileName(filePath);
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return FileNameContainsFilter(filePath, filter)
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&& ApplicationController.Instance.Library.IsContentFileType(fileName);
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});
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UiThread.RunOnIdle(() =>
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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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this.OnReloaded();
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});
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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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}
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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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#region Container Actions
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private string GetNonCollidingName(string fileName)
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{
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string incrementedFilePath;
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string fileExtension = Path.GetExtension(fileName);
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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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fileName = Path.GetFileNameWithoutExtension(fileName);
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// Drop bracketed number sections from our source filename to ensure we don't generate something like "file (1) (1).amf"
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if (fileName.Contains("("))
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{
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fileName = fileNameNumberMatch.Replace(fileName, "").Trim();
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}
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// Generate and search for an incremented file name until no match is found at the target directory
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int foundCount = 1;
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do
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{
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incrementedFilePath = Path.Combine(this.fullPath, $"{fileName} ({foundCount++}){fileExtension}");
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// Continue incrementing while any matching file exists
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} while (Directory.GetFiles(incrementedFilePath).Any());
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return incrementedFilePath;
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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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this.isDirty = true;
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Directory.CreateDirectory(this.fullPath);
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await Task.Run(async () =>
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{
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/* string directoryPath = Path.Combine(this.fullPath, container.Name);
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if (!Directory.Exists(directoryPath))
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{
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Directory.CreateDirectory(directoryPath);
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//GetFilesAndCollectionsInCurrentDirectory();
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}*/
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foreach (var item in items.OfType<ILibraryContentStream>())
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{
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string filePath = Path.Combine(this.fullPath, item.FileName);
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try
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{
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if (File.Exists(filePath))
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{
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filePath = GetNonCollidingName(Path.GetFileName(filePath));
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}
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using (var outputStream = File.OpenWrite(filePath))
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using (var contentStream = await item.GetContentStream(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(filePath));
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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.Terminal.Log($"Error adding file: {filePath}\r\n{ex.Message}");
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});
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}
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}
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});
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directoryWatcher.EnableRaisingEvents = false;
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this.OnReloaded();
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}
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public override void Remove(IEnumerable<ILibraryItem> items)
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{
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directoryWatcher.EnableRaisingEvents = false;
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this.isDirty = true;
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/*// TODO: Do we really want to be doing this in App? Seems too risky to take on. Imagine the Desktop being is added as a library folder?
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var fileSystemContainer = container as FileSystemContainer;
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if (fileSystemContainer != null
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&& Directory.Exists(fileSystemContainer.fullPath))
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{
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Directory.Delete(fileSystemContainer.fullPath, true);
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await Task.Delay(150);
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GetFilesAndCollectionsInCurrentDirectory();
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}*/
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foreach(var item in items.OfType<ILibraryContentStream>())
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{
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string filePath = Path.Combine(this.fullPath, item.FileName);
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this.Items.RemoveAll(i =>
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{
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// Return true (and thus Remove) any item that is FileSystemFileItem and has the given path
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var fileItem = i as FileSystemFileItem;
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return fileItem != null
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&& fileItem.Path == filePath;
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});
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// TODO: Platform specific delete with undo? Recycle Bin/Trash/etc...
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File.Delete(filePath);
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}
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directoryWatcher.EnableRaisingEvents = true;
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this.OnReloaded();
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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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//string destPath = Path.Combine(Path.GetDirectoryName(fileSystemContainer.fullPath), revisedName);
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//Directory.Move(fileSystemContainer.fullPath, destPath);
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//await Task.Delay(150);
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//GetFilesAndCollectionsInCurrentDirectory();
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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.OnReloaded();
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}
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}
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}
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#endregion
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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 UseIncrementedNameDuringTypeChange { get; set; }
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public Task<ILibraryContainer> GetContainer(ReportProgressRatio 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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