/*
** Substitutes part of the text
*/
const WCHAR* Measure::CheckSubstitute(const WCHAR* buffer)
{
static std::wstring str;
if (m_Substitute.empty())
{
return buffer;
}
str = buffer;
if (!m_RegExpSubstitute)
{
for (size_t i = 0, isize = m_Substitute.size(); i < isize; i += 2)
{
if (!m_Substitute[i].empty())
{
MakePlainSubstitute(str, i);
}
else if (str.empty())
{
// Empty result and empty substitute -> use second
str = m_Substitute[i + 1];
}
}
}
else
{
int ovector[300];
for (size_t i = 0, isize = m_Substitute.size(); i < isize; i += 2)
{
const char* error;
int errorOffset;
int offset = 0;
pcre16* re = pcre16_compile(
(PCRE_SPTR16)m_Substitute[i].c_str(),
PCRE_UTF16,
&error,
&errorOffset,
nullptr); // Use default character tables.
if (!re)
{
MakePlainSubstitute(str, i);
LogNoticeF(this, L"Substitute: %S", error);
}
else
{
do
{
const int options = str.empty() ? 0 : PCRE_NOTEMPTY;
const int rc = pcre16_exec(
re,
nullptr,
(PCRE_SPTR16)str.c_str(),
(int)str.length(),
offset,
options, // Empty string is not a valid match
ovector,
(int)_countof(ovector));
if (rc <= 0)
{
break;
}
std::wstring result = m_Substitute[i + 1];
if (rc > 1)
{
for (int j = rc - 1 ; j >= 0 ; --j)
{
int newStart = ovector[2 * j];
size_t inLength = ovector[2 * j + 1] - ovector[2 * j];
if (newStart < 0) break; // Match was not found, so skip to the next item
WCHAR tmpName[64];
size_t cutLength = _snwprintf_s(tmpName, _TRUNCATE, L"\\%i", j);
size_t start = 0, pos;
do
{
pos = result.find(tmpName, start, cutLength);
if (pos != std::string::npos)
{
result.replace(pos, cutLength, str, (size_t)newStart, inLength);
start = pos + inLength;
}
}
while (pos != std::string::npos);
}
}
const int start = ovector[0];
const int length = ovector[1] - ovector[0];
str.replace(start, length, result);
offset = start + (int)result.length();
}
while (true);
pcre16_free(re);
}
}
}
return str.c_str();
}
/*
** Substitutes part of the text
*/
const WCHAR* CMeasure::CheckSubstitute(const WCHAR* buffer)
{
static std::wstring str;
if (!m_Substitute.empty())
{
if (!m_RegExpSubstitute) // Plain Substitutions only
{
str = buffer;
for (size_t i = 0, isize = m_Substitute.size(); i < isize; i += 2)
{
if (!m_Substitute[i].empty())
{
MakePlainSubstitute(str, i);
}
else if (str.empty())
{
// Empty result and empty substitute -> use second
str = m_Substitute[i + 1];
}
}
}
else // Contains a RegEx
{
std::string utf8str = ConvertToUTF8(buffer);
int* ovector = new int[OVECCOUNT];
for (size_t i = 0, isize = m_Substitute.size(); i < isize ; i += 2)
{
pcre* re;
const char* error;
int erroffset;
int rc;
int flags = PCRE_UTF8;
int offset = 0;
re = pcre_compile(
ConvertToUTF8(m_Substitute[i].c_str()).c_str(), // the pattern
flags, // default options
&error, // for error message
&erroffset, // for error offset
NULL); // use default character tables
if (re == NULL)
{
MakePlainSubstitute(str, i);
Log(LOG_NOTICE, ConvertToWide(error).c_str());
}
else
{
do
{
rc = pcre_exec(
re, // the compiled pattern
NULL, // no extra data - we didn't study the pattern
utf8str.c_str(), // the subject string
utf8str.length(), // the length of the subject
offset, // start at offset 0 in the subject
0, // default options
ovector, // output vector for substring information
OVECCOUNT); // number of elements in the output vector
if (rc <= 0)
{
break;
}
else
{
std::string result = ConvertToUTF8(m_Substitute[i + 1].c_str());
if (rc > 1)
{
for (int j = rc - 1 ; j >= 0 ; --j)
{
size_t new_start = ovector[2 * j];
size_t in_length = ovector[2 * j + 1] - ovector[2 * j];
char tmpName[64];
size_t cut_length = _snprintf_s(tmpName, _TRUNCATE, "\\%i", j);;
size_t start = 0, pos;
do
{
pos = result.find(tmpName, start, cut_length);
if (pos != std::string::npos)
{
result.replace(pos, cut_length, utf8str, new_start, in_length);
start = pos + in_length;
}
}
while (pos != std::string::npos);
}
}
size_t start = ovector[0];
size_t length = ovector[1] - ovector[0];
utf8str.replace(start, length, result);
offset = start + result.length();
}
}
while (true);
// Release memory used for the compiled pattern
pcre_free(re);
}
}
delete [] ovector;
str = ConvertUTF8ToWide(utf8str.c_str());
}
return str.c_str();
}
else
{
return buffer;
}
}
/*
** Substitutes part of the text
*/
const WCHAR* Measure::CheckSubstitute(const WCHAR* buffer)
{
static std::wstring str;
if (m_Substitute.empty())
{
return buffer;
}
if (!m_RegExpSubstitute)
{
str = buffer;
for (size_t i = 0, isize = m_Substitute.size(); i < isize; i += 2)
{
if (!m_Substitute[i].empty())
{
MakePlainSubstitute(str, i);
}
else if (str.empty())
{
// Empty result and empty substitute -> use second
str = m_Substitute[i + 1];
}
}
}
else
{
std::string utf8str = StringUtil::NarrowUTF8(buffer);
int ovector[300];
for (size_t i = 0, isize = m_Substitute.size(); i < isize; i += 2)
{
const char* error;
int errorOffset;
int offset = 0;
pcre* re = pcre_compile(
StringUtil::NarrowUTF8(m_Substitute[i]).c_str(),
PCRE_UTF8,
&error,
&errorOffset,
nullptr); // Use default character tables.
if (!re)
{
MakePlainSubstitute(str, i);
LogNoticeF(this, L"Substitute: %S", error);
}
else
{
do
{
const int rc = pcre_exec(
re,
nullptr, // No extra data - we didn't study the pattern
utf8str.c_str(), // The subject string
utf8str.length(), // The length of the subject
offset,
0,
ovector,
_countof(ovector));
if (rc <= 0)
{
break;
}
std::string result = StringUtil::NarrowUTF8(m_Substitute[i + 1]);
if (rc > 1)
{
for (int j = rc - 1 ; j >= 0 ; --j)
{
size_t newStart = ovector[2 * j];
size_t inLength = ovector[2 * j + 1] - ovector[2 * j];
char tmpName[64];
size_t cutLength = _snprintf_s(tmpName, _TRUNCATE, "\\%i", j);;
size_t start = 0, pos;
do
{
pos = result.find(tmpName, start, cutLength);
if (pos != std::string::npos)
{
result.replace(pos, cutLength, utf8str, newStart, inLength);
start = pos + inLength;
}
}
while (pos != std::string::npos);
}
}
const size_t start = ovector[0];
const size_t length = ovector[1] - ovector[0];
utf8str.replace(start, length, result);
offset = start + result.length();
}
while (true);
pcre_free(re);
}
}
str = StringUtil::WidenUTF8(utf8str);
}
return str.c_str();
}
