public static void Compare(String handsOnFileName, String exportedFileName, String missingFileName, String newFileName)
{
ExtendedCSV extended = new ExtendedCSV(
new FileStream(handsOnFileName, FileMode.Open), new List <string>()
{
"WASP"
}
);
CSV other = new CSV(new FileStream(exportedFileName, FileMode.Open));
extended.GetMissingRowsFrom(other).Save(missingFileName);
extended.GetExtraRowsFrom(other).Save(newFileName);
}
public static void Combine()
{
List <String> files =
Directory.EnumerateFiles("/Users/jcox/Documents/toCombine/").Where(
fn => fn.EndsWith(".csv", StringComparison.InvariantCultureIgnoreCase)).ToList();
CSV output = new CSV();
foreach (string fileName in files)
{
CSV toAdd = new CSV(new FileStream(fileName, FileMode.Open));
output.Add(toAdd);
}
output.Save("/Users/jcox/Documents/combined.csv");
}
/// <summary>
/// Query this table and find all rows that match a set of regular expressions.
/// Use this to find all rows where a data fits a particular set of regular expressions.
/// for example, find all rows in a contact list where the Phone Number has a 540 area code
/// and the street address is in a particular town.
/// </summary>
/// <param name="primaryKey"></param>
/// <returns></returns>
public CSV this[Dictionary <string, Regex> primaryKey]
{
get
{
CSV output = new CSV();
foreach (Dictionary <String, String> row in this)
{
foreach (string key in primaryKey.Keys)
{
if (!row.ContainsKey(key) || !primaryKey[key].IsMatch(row[key]))
{
continue;
}
}
output.Add(row);
}
return(output);
}
}
public CSV PullRowsMatchingPrimaryKeysWith(CSV other)
{
CSV output = new CSV();
foreach (Dictionary <String, String> row in other.Data)
{
try
{
output.Add(this.Find(row));
}
catch (KeyNotFoundException)
{
continue;
}
catch (InvalidDataException)
{
continue;
}
}
return(output);
}
/// <summary>
/// Gets the extra rows from this csv which are not present in the other csv.
/// </summary>
/// <returns>The extra rows from.</returns>
/// <param name="other">Other.</param>
public CSV GetExtraRowsFrom(CSV other)
{
CSV output = new CSV();
foreach (Dictionary <String, String> row in this.Data)
{
bool found = false;
foreach (Dictionary <string, string> checkRow in other.Data)
{
if (CompareUniqueFields(checkRow, row))
{
found = true;
break;
}
}
if (!found)
{
output.Add(row);
}
}
return(output);
}
/// <summary>
/// Initializes a new instance of the <see cref="T:CSVDataManipulation.ExtendedCSV"/> class.
/// </summary>
/// <param name="toExtend">To extend.</param>
/// <param name="uidfields">Uidfields.</param>
public ExtendedCSV(CSV toExtend, List <string> uidfields) : base(toExtend.Data)
{
this.UniqueFields = uidfields;
}
public static void Flatten()
{
List <String> files = Directory.EnumerateFiles(String.Format("/Users/{0}/Documents/toFlatten/", Environment.UserName)).ToList();
if (!Directory.Exists(String.Format("/Users/{0}/Documents/flattened", Environment.UserName)))
{
Directory.CreateDirectory(String.Format("/Users/{0}/Documents/flattened", Environment.UserName));
}
List <String> uniqueFields = new List <string>();
if (File.Exists(String.Format("/Users/{0}/Documents/toFlatten/.flatten.conf", Environment.UserName)))
{
StreamReader reader =
new StreamReader(
new FileStream(
String.Format("/Users/{0}/Documents/toFlatten/.flatten.conf", Environment.UserName),
FileMode.Open));
String fields = reader.ReadLine();
uniqueFields.AddRange(fields.Split('\t'));
}
else
{
// ask the user.
Console.WriteLine("What are the unique fields? [Enter one at a time. '*' to End.");
String field = "";
while (true)
{
Console.Write(">> ");
field = Console.ReadLine();
if (field.Equals("*"))
{
break;
}
else
{
uniqueFields.Add(field);
}
}
}
foreach (string fileName in files)
{
if (!fileName.EndsWith(".csv", StringComparison.CurrentCultureIgnoreCase))
{
continue;
}
Console.WriteLine(fileName);
FileStream fileStream = new FileStream(fileName, FileMode.Open);
ExtendedCSV extendedCSV = new ExtendedCSV(fileStream, uniqueFields)
{
ConflictRule = new YesBeatsNoConflictRule()
{
NextRule = new UserResolveConflictRule()
}
};
CSV output = extendedCSV.FlattenRows();
string outfilename = fileName.Replace("toFlatten", "flattened");
output.Save(outfilename);
Console.WriteLine("Flattened: {0}", outfilename);
}
Console.WriteLine("Done!");
Console.ReadKey();
}
