// Helps in parsing the changes file
private void ParseSecondary(ref CISRecordChanges isrc, string sSecondary)
{
string sCmd = "";
string sArg = "";
string sNum = "";
int nState = 0;
foreach (char c in sSecondary)
{
switch (nState)
{
case 0:
// Leading whitespace
if (!char.IsWhiteSpace(c))
{
sNum += c;
nState = 1;
}
break;
case 1:
// Number
if (char.IsDigit(c))
{
sNum += c;
}
else
{
if (!char.IsWhiteSpace(c))
{
sCmd += c;
nState = 3;
}
nState = 2;
}
break;
case 2:
// Space after number
if (!char.IsWhiteSpace(c))
{
sCmd += c;
nState = 3;
}
break;
case 3:
if (!char.IsWhiteSpace(c))
{
sCmd += c;
}
else
{
nState = 4;
}
break;
case 4:
// Space after cmd
if (!char.IsWhiteSpace(c))
{
sArg += c;
nState = 5;
}
break;
case 5:
sArg += c;
break;
}
if (nState == 99)
{
// End of string parsing
break;
}
}
if (isrc != null)
{
switch (sCmd)
{
case "OBJE":
{
CMultimediaFileReference mfr = new CMultimediaFileReference(m_gedcom);
mfr.m_bFromGEDCOM = false;
isrc.m_alMfrs.Add(mfr);
isrc.m_mfrCurrent = mfr;
break;
}
case "FILE":
if (isrc.m_mfrCurrent != null)
{
sArg = sArg.Replace('/', '\\');
isrc.m_mfrCurrent.m_sMultimediaFileReference = sArg;
}
break;
case "FORM":
if (isrc.m_mfrCurrent != null)
{
isrc.m_mfrCurrent.m_sMultimediaFormat = sArg;
}
break;
case "TITL":
if (isrc.m_mfrCurrent != null)
{
isrc.m_mfrCurrent.m_sDescriptiveTitle = sArg;
}
break;
case "_ORDER":
if (isrc.m_mfrCurrent != null)
{
isrc.m_mfrCurrent.m_nOrderIndex = int.Parse(sArg);
}
break;
case "_VISIBLE":
if (isrc.m_mfrCurrent != null)
{
isrc.m_mfrCurrent.m_bVisible = (sArg.ToUpper() == "TRUE") ? true : false;
}
break;
case "_GEDCOM":
if (isrc.m_mfrCurrent != null)
{
isrc.m_mfrCurrent.m_bFromGEDCOM = (sArg.ToUpper() == "TRUE") ? true : false;
}
break;
case "_INLINE":
if (isrc.m_mfrCurrent != null)
{
isrc.m_mfrCurrent.m_bEmbedded = true;
isrc.m_mfrCurrent.m_xrefEmbedded = sArg;
}
break;
case "_REGION":
if (isrc.m_mfrCurrent != null)
{
int nFirstComma = sArg.IndexOf(',');
if (nFirstComma > 0 && nFirstComma + 1 < sArg.Length)
{
string sAsid = sArg.Substring(0, nFirstComma);
string sArea = sArg.Substring(nFirstComma + 1);
CAsidPair asidPair = new CAsidPair(sAsid, sArea);
isrc.m_mfrCurrent.m_asidPair = asidPair;
}
}
break;
}
}
return;
}
// Parses the changes file
private Hashtable ParseSelectionFile(string filename, ref EVersion eVersion)
{
Hashtable htSelection = new Hashtable();
FileStream fileStream = null;
StreamReader streamReader = null;
uint uLineNumber = 1;
string sVersion = "";
try
{
LogFile.TheLogFile.WriteLine(LogFile.DT_APP, LogFile.EDebugLevel.Note, String.Format("opening changes file {0}", filename));
fileStream = new FileStream(filename, FileMode.Open, FileAccess.Read);
streamReader = new StreamReader(fileStream, System.Text.Encoding.ASCII);
string sLine;
sLine = streamReader.ReadLine();
// First gedcomLine should be version number
if (sLine.Length >= 8 && sLine.Substring(0, 11) == "// GEDmill ")
{
sVersion = sLine.Substring(11);
}
if (sVersion.Length < 5 || m_sSoftwareVersion.Length < 5)
{
eVersion = EVersion.pre1p8;
}
else
{
switch (sVersion.Substring(0, 6))
{
case "1.10.0":
case "1.10.1":
case "1.10.2":
case "1.10.3":
case "1.10.4":
case "1.11.0":
eVersion = EVersion.v1p10;
break;
default:
switch (sVersion.Substring(0, 5))
{
case "1.8.0":
case "1.8.1":
case "1.8.2":
case "1.8.3":
case "1.8.4":
case "1.8.5":
case "1.8.6":
case "1.8.7":
case "1.8.8":
case "1.8.9":
eVersion = EVersion.v1p8;
break;
case "1.9.0":
case "1.9.1":
case "1.9.2":
eVersion = EVersion.v1p9;
break;
}
break;
}
}
if (eVersion == EVersion.pre1p8)
{
if (sLine.IndexOf("GEDmill") == -1)
{
DialogResult dialogResult = MessageBocx.Show(this, "The file you have selected is not a valid GEDmill file.", "Invalid File",
MessageBoxButtons.OK, MessageBoxIcon.Exclamation, false);
return null;
}
sVersion = "pre 1.8.0";
}
LogFile.TheLogFile.WriteLine(LogFile.DT_APP, LogFile.EDebugLevel.Note, String.Format("version is {0}:{1}", sVersion, sLine));
CISRecordChanges isrc = null;
while ((sLine = streamReader.ReadLine()) != null)
{
string xref = "";
string sSecondary = "";
// Parse characters in gedcomLine until whitespace or // found
int n = 0;
bool bSecondary = false;
while (n < sLine.Length)
{
char c = sLine[n];
if (char.IsWhiteSpace(c))
{
if (xref.Length == 0)
{
// Must be a secondary data gedcomLine
bSecondary = true;
}
else
{
// Whitespace at end of xref gedcomLine
break;
}
}
if ((c == '#'))
{
// # is the new comment starter. (Used to be // but that screwed up //machine/file/path/filenames )
break;
}
if (bSecondary)
{
sSecondary += c;
}
else
{
xref += c;
}
n++;
}
if (xref.Length > 0)
{
isrc = new CISRecordChanges(true);
htSelection[xref] = isrc;
}
if (sSecondary.Length > 0)
{
ParseSecondary(ref isrc, sSecondary);
}
uLineNumber++;
}
}
catch (Exception e)
{
LogFile.TheLogFile.WriteLine(LogFile.DT_APP, LogFile.EDebugLevel.Error, String.Format("A problem was encountered while reading the file : {0} line {1}", e.ToString(), uLineNumber));
}
finally
{
if (streamReader != null)
{
streamReader.Close();
}
if (fileStream != null)
{
fileStream.Close();
}
}
return htSelection;
}
// Reads the MFRs from the changes file (MFR here is for the user's modifications to the multimedia attached to a record)
private bool LoadMFRs(CISRecord isr, CISRecordChanges isrc)
{
bool bDifferencesDetected = false;
for (int n = isr.m_alUniqueFileRefs.Count - 1; n >= 0; --n) // Can't use foreach, because then Remove() would corrupt iterator.
{
CMultimediaFileReference mfr = (CMultimediaFileReference)(isr.m_alUniqueFileRefs[n]);
if (mfr.m_bFromGEDCOM == false)
{
isr.m_alUniqueFileRefs.RemoveAt(n);
}
else
{
mfr.m_bVisible = false;
}
}
foreach (CMultimediaFileReference mfr in isrc.m_alMfrs)
{
CMultimediaFileReference mfrFound = null;
foreach (CMultimediaFileReference mfrUnique in isr.m_alUniqueFileRefs)
{
if (mfr.m_bEmbedded && mfrUnique.m_bEmbedded)
{
if (mfr.m_xrefEmbedded == mfrUnique.m_xrefEmbedded)
{
mfrFound = mfrUnique;
break;
}
}
if (!mfr.m_bEmbedded && !mfrUnique.m_bEmbedded)
{
if (mfr.m_sMultimediaFileReference == mfrUnique.m_sMultimediaFileReference)
{
mfrFound = mfrUnique;
break;
}
}
}
if (mfrFound == null)
{
//Must be a user added file. Add it to unique mfrs
if (File.Exists(mfr.m_sMultimediaFileReference))
{
isr.m_alUniqueFileRefs.Add(mfr);
if (mfr.m_bFromGEDCOM)
{
// User must have removed this file in the interim
bDifferencesDetected = true;
}
}
else
{
// File has been deleted or moved in the interim
bDifferencesDetected = true;
}
}
else
{
if (mfrFound.m_bEmbedded)
{
string sKeepEmbeddedFilename = mfrFound.m_sMultimediaFileReference;
mfrFound.CopyFrom(mfr);
mfrFound.m_sMultimediaFileReference = sKeepEmbeddedFilename;
}
else
{
mfrFound.CopyFrom(mfr);
}
}
}
// Fix duplicates of order values
foreach (CMultimediaFileReference imfr in isr.m_alUniqueFileRefs)
{
foreach (CMultimediaFileReference dimfr in isr.m_alUniqueFileRefs)
{
int nOrderIndex = imfr.m_nOrderIndex;
if (imfr != dimfr && nOrderIndex == dimfr.m_nOrderIndex)
{
foreach (CMultimediaFileReference iimfr in isr.m_alUniqueFileRefs)
{
if (iimfr.m_nOrderIndex >= nOrderIndex)
{
iimfr.m_nOrderIndex += 1;
}
}
imfr.m_nOrderIndex = nOrderIndex;
}
}
}
return (bDifferencesDetected);
}