/// <summary>
/// Create a new FolderType object.
/// </summary>
/// <param name="folderID">Initial value of the FolderID property.</param>
/// <param name="folderExactLocation">Initial value of the FolderExactLocation property.</param>
/// <param name="folderName">Initial value of the FolderName property.</param>
/// <param name="lastEntry">Initial value of the LastEntry property.</param>
/// <param name="fileSizeLimit">Initial value of the FileSizeLimit property.</param>
/// <param name="nestedFolderRead">Initial value of the NestedFolderRead property.</param>
/// <param name="searchingText">Initial value of the SearchingText property.</param>
/// <param name="successfullyCreated">Initial value of the SuccessfullyCreated property.</param>
public static FolderType CreateFolderType(global::System.Int64 folderID, global::System.String folderExactLocation, global::System.String folderName, global::System.DateTime lastEntry, global::System.Int32 fileSizeLimit, global::System.Boolean nestedFolderRead, global::System.String searchingText, global::System.Boolean successfullyCreated)
{
FolderType folderType = new FolderType();
folderType.FolderID = folderID;
folderType.FolderExactLocation = folderExactLocation;
folderType.FolderName = folderName;
folderType.LastEntry = lastEntry;
folderType.FileSizeLimit = fileSizeLimit;
folderType.NestedFolderRead = nestedFolderRead;
folderType.SearchingText = searchingText;
folderType.SuccessfullyCreated = successfullyCreated;
return(folderType);
}
/// <summary>
/// Deprecated Method for adding a new object to the FolderTypes EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToFolderTypes(FolderType folderType)
{
base.AddObject("FolderTypes", folderType);
}
/// <summary>
/// Load all nested file names in the fileList List
/// </summary>
/// <param name="startingSize"></param>
/// <param name="endingSize"></param>
/// <param name="sizeType"></param>
public void GenerateFileNames(DateTime startDate,
DateTime endDate,
int dateType = -1,
bool lookForDates = false,
bool getContents = false,
long startingSize = -1,
long endingSize = -1,
int sizeType = -1,
string includingExtension = "",
string excudingExtension = "",
bool searchFromCache = false,
int expireCacheDays = -1
)
{
List <string> nestedDirectories = new List <string>();
Flash.clearList();
folder.directories = new List <string>();
long FileID = 0;
bool PreviousListSame = false;
bool NeedToSearchAgain = false;
TempSearchDirectories = TempSearchDirectories.OrderBy(n => n).ToList();
SearchDirectories = SearchDirectories.OrderBy(n => n).ToList();
if (TempSearchDirectories.SequenceEqual(SearchDirectories))
{
PreviousListSame = true;
}
else
{
TempSearchDirectories = new List <string>();
TempSearchDirectories = TempSearchDirectories.Concat(SearchDirectories).ToList();
}
if (PreviousListSame)
{
// there is no need to load again just search
NeedToSearchAgain = true;
//if (foundInDatabase && File.Exists(folderSavelocation) && File.Exists(fileSavelocation)) {
goto Searching;
//}
}
else
{
int size = 10 * 1024 * 1024;
FilesList = new ListOfFiles <FileStructure>();
FilesList.Capacity = size;
FilesList.SearchString = Flash.GetSearchText();
folder.FilesList = FilesList;
}
SearchDirectories.ForEach(searchDiretory => {
//writing into the database.
//look if that folder exist.
int lastIndexSlash = searchDiretory.LastIndexOf('\\');
string directoryName = "";
if (lastIndexSlash > -1)
{
directoryName = searchDiretory.Substring(lastIndexSlash + 1, searchDiretory.Length - lastIndexSlash - 1);
}
// look for this directoryName in the database.
// in the database DirectoryName has been set to clustered index.
// so it will be faster than search for exact location.
var foundDirectories = db.FolderTypes.Where(m => m.FolderName == directoryName).ToList();
var CurrentDirectoryFromDatabase = foundDirectories.FirstOrDefault(m => m.FolderExactLocation == searchDiretory);
float percentIncrease = 0;
bool foundInDatabase = CurrentDirectoryFromDatabase != null;
bool CacheExpired = false;
string folderSavelocation = "";
string fileSavelocation = "";
// found in database
if (foundInDatabase)
{
folderSavelocation = CustomDataLocation + CurrentDirectoryFromDatabase.FolderID + ".txt";
fileSavelocation = CustomDataLocation + CurrentDirectoryFromDatabase.FolderID + "_files.txt";
}
if (foundInDatabase && CurrentDirectoryFromDatabase.SuccessfullyCreated)
{
var diff = DateTime.Now - CurrentDirectoryFromDatabase.LastEntry;
var days = diff.TotalDays / 24;
bool fileNotExist = !File.Exists(folderSavelocation);
bool daysOver = days > expireCacheDays && searchFromCache;
bool regularCacheForHours = !searchFromCache && (diff.TotalMinutes > 50);
if (fileNotExist || daysOver || regularCacheForHours)
{
CacheExpired = true;
}
if (lookForDates)
{
CacheExpired = true;
}
}
else
{
CacheExpired = true;
}
if (!foundInDatabase)
{
// create entry
// create folder into database
FolderType foldertype = new FolderType()
{
FolderExactLocation = searchDiretory,
FolderName = directoryName,
LastEntry = DateTime.Now,
ExcludeExt = excudingExtension,
IncludeExt = includingExtension,
FileSizeLimit = sizeType,
StartingLimit = startingSize,
EndingLimit = endingSize,
SearchingText = FilesList.GetSearchingTextAsOrganizeString,
SuccessfullyCreated = false
};
db.FolderTypes.AddObject(foldertype);
db.SaveChanges();
// new folder and load
folder.getNestedDirectories2(
searchDiretory,
ref FileID,
ref percentIncrease,
startDate,
endDate,
dateType,
getContents,
sizeType,
startingSize,
endingSize,
lookForDates);
//creating time , folder locations reassigned
folderSavelocation = CustomDataLocation + foldertype.FolderID + ".txt";
fileSavelocation = CustomDataLocation + foldertype.FolderID + "_files.txt";
nestedDirectories = folder.directories;
Flash.StopInditerminateSateProcessing();
Flash.FlashStopGlobalTimer();
//if again read then write it into file system
FilesList.IsSavingNecessary = false;
folder.WriteObjectAsBinaryIntoFile(folderSavelocation, nestedDirectories);
folder.WriteObjectAsBinaryIntoFile(fileSavelocation, FilesList);
foldertype.SuccessfullyCreated = true;
db.SaveChanges();
}
else
{
//found in database
if (CacheExpired)
{
// if cache is expired than 3 days then load again
//expired and load again
CurrentDirectoryFromDatabase.SuccessfullyCreated = false;
db.SaveChanges();
folder.getNestedDirectories2(
searchDiretory,
ref FileID,
ref percentIncrease,
startDate,
endDate,
dateType,
getContents,
sizeType,
startingSize,
endingSize,
lookForDates);
nestedDirectories = folder.directories;
Flash.StopInditerminateSateProcessing();
Flash.FlashStopGlobalTimer();
//if again read then write it into file system
new Thread(() => {
FilesList.IsSavingNecessary = false;
folder.WriteObjectAsBinaryIntoFile(folderSavelocation, nestedDirectories);
folder.WriteObjectAsBinaryIntoFile(fileSavelocation, FilesList);
}).Start();
//update database with date.
CurrentDirectoryFromDatabase.LastEntry = DateTime.Now;
CurrentDirectoryFromDatabase.SearchingText = FilesList.GetSearchingTextAsOrganizeString;
CurrentDirectoryFromDatabase.IncludeExt = includingExtension;
CurrentDirectoryFromDatabase.ExcludeExt = excudingExtension;
CurrentDirectoryFromDatabase.StartingLimit = startingSize;
CurrentDirectoryFromDatabase.EndingLimit = endingSize;
CurrentDirectoryFromDatabase.FileSizeLimit = sizeType;
CurrentDirectoryFromDatabase.SuccessfullyCreated = true;
db.SaveChanges();
}
else
{
// if cache exist then load it from file.
var cachedDirectories = ((List <string>)folder.ReadObjectFromBinaryFile(folderSavelocation));
if (cachedDirectories != null)
{
nestedDirectories = nestedDirectories.Concat(cachedDirectories).ToList();
}
var cachedFiles = ((ListOfFiles <FileStructure>)folder.ReadObjectFromBinaryFile(fileSavelocation));
if (cachedFiles != null)
{
cachedFiles.AsParallel().ForAll(cacheFile => {
FilesList.Add(cacheFile);
});
}
if (FilesList.IsSavingNecessary)
{
new Thread(() => {
FilesList.IsSavingNecessary = false;
folder.WriteObjectAsBinaryIntoFile(folderSavelocation, nestedDirectories);
folder.WriteObjectAsBinaryIntoFile(fileSavelocation, FilesList);
}).Start();
}
NeedToSearchAgain = true;
}
}
});
Searching:
if (NeedToSearchAgain)
{
searchAlgorithm.SearchAndAdd(FilesList,
getContents,
IncludingExtensionList,
ExcludingExtensionList,
startDate,
endDate,
dateType,
sizeType,
startingSize,
endingSize,
lookForDates,
SearchEngineInterfaceFlash);
}
Flash.StopInditerminateSateProcessing();
Flash.FlashStopGlobalTimer();
}