System.Data.SQLite
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Overview
Comment:Add warning message when a possibly malformed UNC file name is detected when attempting to open a database connection. Pursuant to [283344397b].
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SHA1: c632d5743cc64464487f45b0d9d9c03c7117a319
User & Date: mistachkin 2014-02-28 01:32:57
Original Comment: Add warning message when a possibly malformed UNC file name is detected when attempting to open a database connection.
References
2014-02-28
01:34 Closed ticket [283344397b]: Cannot open SQLite database file on network share plus 4 other changes artifact: 8cc39694ca user: mistachkin
Context
2014-03-02
12:30
Update Eagle in externals to the beta 29 release. Fix typo in the versioning test. check-in: 03d7d2a6c1 user: mistachkin tags: trunk
2014-02-28
01:32
Add warning message when a possibly malformed UNC file name is detected when attempting to open a database connection. Pursuant to [283344397b]. check-in: c632d5743c user: mistachkin tags: trunk
2014-02-19
03:34
Final updates for NuGet package version 1.0.91.3. check-in: 629f16eb5a user: mistachkin tags: trunk
Changes
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Changes to System.Data.SQLite/SQLiteConnection.cs.

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          null, _connectionString, new object[] { opts }));

      object enumValue;

      enumValue = TryParseEnum(typeof(SQLiteConnectionFlags), FindKey(opts, "Flags", DefaultFlags.ToString()), true);
      _flags = (enumValue is SQLiteConnectionFlags) ? (SQLiteConnectionFlags)enumValue : DefaultFlags;


      bool fullUri = false;
      string fileName;

      if (Convert.ToInt32(FindKey(opts, "Version", DefaultVersion.ToString()), CultureInfo.InvariantCulture) != DefaultVersion)
        throw new NotSupportedException(String.Format(CultureInfo.CurrentCulture, "Only SQLite Version {0} is supported at this time", DefaultVersion));

      fileName = FindKey(opts, "Data Source", DefaultDataSource);
................................................................................
          fileName = FindKey(opts, "FullUri", DefaultFullUri);
          if (String.IsNullOrEmpty(fileName))
            throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, "Data Source cannot be empty.  Use {0} to open an in-memory database", MemoryFileName));
          else
            fullUri = true;
        }
        else

          fileName = MapUriPath(fileName);


      }

      bool isMemory = (String.Compare(fileName, MemoryFileName, StringComparison.OrdinalIgnoreCase) == 0);

















      if (!fullUri)
      {
        if (isMemory)
          fileName = MemoryFileName;
        else
        {







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          null, _connectionString, new object[] { opts }));

      object enumValue;

      enumValue = TryParseEnum(typeof(SQLiteConnectionFlags), FindKey(opts, "Flags", DefaultFlags.ToString()), true);
      _flags = (enumValue is SQLiteConnectionFlags) ? (SQLiteConnectionFlags)enumValue : DefaultFlags;

      bool uri = false;
      bool fullUri = false;
      string fileName;

      if (Convert.ToInt32(FindKey(opts, "Version", DefaultVersion.ToString()), CultureInfo.InvariantCulture) != DefaultVersion)
        throw new NotSupportedException(String.Format(CultureInfo.CurrentCulture, "Only SQLite Version {0} is supported at this time", DefaultVersion));

      fileName = FindKey(opts, "Data Source", DefaultDataSource);
................................................................................
          fileName = FindKey(opts, "FullUri", DefaultFullUri);
          if (String.IsNullOrEmpty(fileName))
            throw new ArgumentException(String.Format(CultureInfo.CurrentCulture, "Data Source cannot be empty.  Use {0} to open an in-memory database", MemoryFileName));
          else
            fullUri = true;
        }
        else
        {
          fileName = MapUriPath(fileName);
          uri = true;
        }
      }

      bool isMemory = (String.Compare(fileName, MemoryFileName, StringComparison.OrdinalIgnoreCase) == 0);

#if !NET_COMPACT_20 && TRACE_WARNING
      if ((_flags & SQLiteConnectionFlags.TraceWarning) == SQLiteConnectionFlags.TraceWarning)
      {
          if (!uri && !fullUri && !isMemory && !String.IsNullOrEmpty(fileName) &&
              fileName.StartsWith("\\", StringComparison.OrdinalIgnoreCase) &&
              !fileName.StartsWith("\\\\", StringComparison.OrdinalIgnoreCase))
          {
              System.Diagnostics.Trace.WriteLine(String.Format(CultureInfo.CurrentCulture,
                  "WARNING: Detected a possibly malformed UNC database file name \"{0}\" that " +
                  "may have originally started with two backslashes; however, four leading " +
                  "backslashes may be required, e.g.: \"Data Source=\\\\\\{0};\"",
                  fileName));
          }
      }
#endif

      if (!fullUri)
      {
        if (isMemory)
          fileName = MemoryFileName;
        else
        {