////////////////////////////////////////////////////////////////////////////
//
// Given a date format pattern, scan for date word or postfix.
//
// A date word should be always put in a single quoted string. And it will
// start from a letter, so whitespace and symbols will be ignored before
// the first letter.
//
// Examples of date word:
// 'de' in es-SP: dddd, dd' de 'MMMM' de 'yyyy
// "\x0443." in bg-BG: dd.M.yyyy '\x0433.'
//
// Example of postfix:
// month postfix:
// "ta" in fi-FI: d. MMMM'ta 'yyyy
// Currently, only month postfix is supported.
//
// Usage:
// Always call this with Framework-style pattern, instead of Windows style pattern.
// Windows style pattern uses '' for single quote, while .NET uses \'
//
////////////////////////////////////////////////////////////////////////////
internal void ScanDateWord(String pattern)
{
// Check if we have found all of the year/month/day pattern.
m_ymdFlags = FoundDatePattern.None;
int i = 0;
while (i < pattern.Length)
{
char ch = pattern[i];
int chCount;
switch (ch)
{
case '\'':
// Find a beginning quote. Search until the end quote.
i = AddDateWords(pattern, i+1, null);
break;
case 'M':
i = ScanRepeatChar(pattern, 'M', i, out chCount);
if (chCount >= 4)
{
if (i < pattern.Length && pattern[i] == '\'')
{
i = AddDateWords(pattern, i+1, "MMMM");
}
}
m_ymdFlags |= FoundDatePattern.FoundMonthPatternFlag;
break;
case 'y':
i = ScanRepeatChar(pattern, 'y', i, out chCount);
m_ymdFlags |= FoundDatePattern.FoundYearPatternFlag;
break;
case 'd':
i = ScanRepeatChar(pattern, 'd', i, out chCount);
if (chCount <= 2)
{
// Only count "d" & "dd".
// ddd, dddd are day names. Do not count them.
m_ymdFlags |= FoundDatePattern.FoundDayPatternFlag;
}
break;
case '\\':
// Found a escaped char not in a quoted string. Skip the current backslash
// and its next character.
i += 2;
break;
case '.':
if (m_ymdFlags == FoundDatePattern.FoundYMDPatternFlag)
{
// If we find a dot immediately after the we have seen all of the y, m, d pattern.
// treat it as a ignroable symbol. Check for comments in AddIgnorableSymbols for
// more details.
AddIgnorableSymbols(".");
m_ymdFlags = FoundDatePattern.None;
}
i++;
break;
default:
if (m_ymdFlags == FoundDatePattern.FoundYMDPatternFlag && !Char.IsWhiteSpace(ch))
{
// We are not seeing "." after YMD. Clear the flag.
m_ymdFlags = FoundDatePattern.None;
}
// We are not in quote. Skip the current character.
i++;
break;
}
}
}
internal void ScanDateWord(string pattern)
{
this.m_ymdFlags = FoundDatePattern.None;
int index = 0;
while (index < pattern.Length)
{
int num2;
char c = pattern[index];
switch (c)
{
case '\\':
{
index += 2;
continue;
}
case 'd':
{
index = ScanRepeatChar(pattern, 'd', index, out num2);
if (num2 <= 2)
{
this.m_ymdFlags |= FoundDatePattern.FoundDayPatternFlag;
}
continue;
}
case 'y':
{
index = ScanRepeatChar(pattern, 'y', index, out num2);
this.m_ymdFlags |= FoundDatePattern.FoundYearPatternFlag;
continue;
}
case '\'':
{
index = this.AddDateWords(pattern, index + 1, null);
continue;
}
case '.':
{
if (this.m_ymdFlags == FoundDatePattern.FoundYMDPatternFlag)
{
this.AddIgnorableSymbols(".");
this.m_ymdFlags = FoundDatePattern.None;
}
index++;
continue;
}
case 'M':
{
index = ScanRepeatChar(pattern, 'M', index, out num2);
if (((num2 >= 4) && (index < pattern.Length)) && (pattern[index] == '\''))
{
index = this.AddDateWords(pattern, index + 1, "MMMM");
}
this.m_ymdFlags |= FoundDatePattern.FoundMonthPatternFlag;
continue;
}
}
if ((this.m_ymdFlags == FoundDatePattern.FoundYMDPatternFlag) && !char.IsWhiteSpace(c))
{
this.m_ymdFlags = FoundDatePattern.None;
}
index++;
}
}
////////////////////////////////////////////////////////////////////////////
//
// Given a date format pattern, scan for date word or postfix.
//
// A date word should be always put in a single quoted string. And it will
// start from a letter, so whitespace and symbols will be ignored before
// the first letter.
//
// Examples of date word:
// 'de' in es-SP: dddd, dd' de 'MMMM' de 'yyyy
// "\x0443." in bg-BG: dd.M.yyyy '\x0433.'
//
// Example of postfix:
// month postfix:
// "ta" in fi-FI: d. MMMM'ta 'yyyy
// Currently, only month postfix is supported.
//
// Usage:
// Always call this with Framework-style pattern, instead of Windows style pattern.
// Windows style pattern uses '' for single quote, while .NET uses \'
//
////////////////////////////////////////////////////////////////////////////
internal void ScanDateWord(String pattern)
{
// Check if we have found all of the year/month/day pattern.
_ymdFlags = FoundDatePattern.None;
int i = 0;
while (i < pattern.Length)
{
char ch = pattern[i];
int chCount;
switch (ch)
{
case '\'':
// Find a beginning quote. Search until the end quote.
i = AddDateWords(pattern, i + 1, null);
break;
case 'M':
i = ScanRepeatChar(pattern, 'M', i, out chCount);
if (chCount >= 4)
{
if (i < pattern.Length && pattern[i] == '\'')
{
i = AddDateWords(pattern, i + 1, "MMMM");
}
}
_ymdFlags |= FoundDatePattern.FoundMonthPatternFlag;
break;
case 'y':
i = ScanRepeatChar(pattern, 'y', i, out chCount);
_ymdFlags |= FoundDatePattern.FoundYearPatternFlag;
break;
case 'd':
i = ScanRepeatChar(pattern, 'd', i, out chCount);
if (chCount <= 2)
{
// Only count "d" & "dd".
// ddd, dddd are day names. Do not count them.
_ymdFlags |= FoundDatePattern.FoundDayPatternFlag;
}
break;
case '\\':
// Found a escaped char not in a quoted string. Skip the current backslash
// and its next character.
i += 2;
break;
case '.':
if (_ymdFlags == FoundDatePattern.FoundYMDPatternFlag)
{
// If we find a dot immediately after the we have seen all of the y, m, d pattern.
// treat it as a ignroable symbol. Check for comments in AddIgnorableSymbols for
// more details.
AddIgnorableSymbols(".");
_ymdFlags = FoundDatePattern.None;
}
i++;
break;
default:
if (_ymdFlags == FoundDatePattern.FoundYMDPatternFlag && !Char.IsWhiteSpace(ch))
{
// We are not seeing "." after YMD. Clear the flag.
_ymdFlags = FoundDatePattern.None;
}
// We are not in quote. Skip the current character.
i++;
break;
}
}
}
internal void ScanDateWord(string pattern)
{
this.m_ymdFlags = FoundDatePattern.None;
int index = 0;
while (index < pattern.Length)
{
int num2;
char c = pattern[index];
switch (c)
{
case '\\':
{
index += 2;
continue;
}
case 'd':
{
index = ScanRepeatChar(pattern, 'd', index, out num2);
if (num2 <= 2)
{
this.m_ymdFlags |= FoundDatePattern.FoundDayPatternFlag;
}
continue;
}
case 'y':
{
index = ScanRepeatChar(pattern, 'y', index, out num2);
this.m_ymdFlags |= FoundDatePattern.FoundYearPatternFlag;
continue;
}
case '\'':
{
index = this.AddDateWords(pattern, index + 1, null);
continue;
}
case '.':
{
if (this.m_ymdFlags == FoundDatePattern.FoundYMDPatternFlag)
{
this.AddIgnorableSymbols(".");
this.m_ymdFlags = FoundDatePattern.None;
}
index++;
continue;
}
case 'M':
{
index = ScanRepeatChar(pattern, 'M', index, out num2);
if (((num2 >= 4) && (index < pattern.Length)) && (pattern[index] == '\''))
{
index = this.AddDateWords(pattern, index + 1, "MMMM");
}
this.m_ymdFlags |= FoundDatePattern.FoundMonthPatternFlag;
continue;
}
}
if ((this.m_ymdFlags == FoundDatePattern.FoundYMDPatternFlag) && !char.IsWhiteSpace(c))
{
this.m_ymdFlags = FoundDatePattern.None;
}
index++;
}
}
