AnotherFoxGuy/MofileReader
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🎨 Removed duplicate code

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This commit is contained in:
Edgar
2021-01-15 09:59:26 +01:00
parent 0deade3177
commit cc13e10a25
2 changed files with 21 additions and 132 deletions
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152
include/moFileReader.hpp
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@@ -342,129 +342,10 @@ class moFileReader
*/
moFileReader::eErrorCode ParseData(const std::string &data)
{
// Creating a file-description.
moFileInfo moInfo;
// Reference to the List inside moInfo.
moFileInfo::moTranslationPairList &TransPairInfo = moInfo.m_translationPairInformation;
// Opening the file.
std::stringstream stream(data);
// Read in all the 4 bytes of fire-magic, offsets and stuff...
stream.read((char *)&moInfo.m_magicNumber, 4);
stream.read((char *)&moInfo.m_fileVersion, 4);
stream.read((char *)&moInfo.m_numStrings, 4);
stream.read((char *)&moInfo.m_offsetOriginal, 4);
stream.read((char *)&moInfo.m_offsetTranslation, 4);
stream.read((char *)&moInfo.m_sizeHashtable, 4);
stream.read((char *)&moInfo.m_offsetHashtable, 4);
if (stream.bad())
{
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
printf("%s", m_error.c_str());
return moFileReader::EC_FILEINVALID;
}
// Checking the Magic Number
if (MagicNumber != moInfo.m_magicNumber)
{
if (MagicReversed != moInfo.m_magicNumber)
{
m_error = "The Magic Number does not match in all cases!";
printf("%s", m_error.c_str());
return moFileReader::EC_MAGICNUMBER_NOMATCH;
}
else
{
moInfo.m_reversed = true;
m_error = "Magic Number is reversed. We do not support this yet!";
return moFileReader::EC_MAGICNUMBER_REVERSED;
}
}
// Now we search all Length & Offsets of the original strings
for (int i = 0; i < moInfo.m_numStrings; i++)
{
moTranslationPairInformation _str;
stream.read((char *)&_str.m_orLength, 4);
stream.read((char *)&_str.m_orOffset, 4);
if (stream.bad())
{
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
printf("%s", m_error.c_str());
return moFileReader::EC_FILEINVALID;
}
TransPairInfo.push_back(_str);
}
// Get all Lengths & Offsets of the translated strings
// Be aware: The Descriptors already exist in our list, so we just mod. refs from the deque.
for (int i = 0; i < moInfo.m_numStrings; i++)
{
moTranslationPairInformation &_str = TransPairInfo[i];
stream.read((char *)&_str.m_trLength, 4);
stream.read((char *)&_str.m_trOffset, 4);
if (stream.bad())
{
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
printf("%s", m_error.c_str());
return moFileReader::EC_FILEINVALID;
}
}
// Normally you would read the hash-table here, but we don't use it. :)
// Now to the interesting part, we read the strings-pairs now
for (int i = 0; i < moInfo.m_numStrings; i++)
{
// We need a length of +1 to catch the trailing \0.
int orLength = TransPairInfo[i].m_orLength + 1;
int trLength = TransPairInfo[i].m_trLength + 1;
int orOffset = TransPairInfo[i].m_orOffset;
int trOffset = TransPairInfo[i].m_trOffset;
// Original
char *original = new char[orLength];
memset(original, 0, sizeof(char) * orLength);
stream.seekg(orOffset);
stream.read(original, orLength);
if (stream.bad())
{
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
printf("%s", m_error.c_str());
return moFileReader::EC_FILEINVALID;
}
// Translation
char *translation = new char[trLength];
memset(translation, 0, sizeof(char) * trLength);
stream.seekg(trOffset);
stream.read(translation, trLength);
if (stream.bad())
{
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
printf("%s", m_error.c_str());
return moFileReader::EC_FILEINVALID;
}
// Store it in the map.
m_lookup[std::string(original)] = std::string(translation);
// Cleanup...
delete[] original;
delete[] translation;
}
// Done :)
return moFileReader::EC_SUCCESS;
return ReadStream(stream);
}
/** \brief Reads a .mo-file
@@ -477,12 +358,6 @@ class moFileReader
*/
eErrorCode ReadFile(const char *filename)
{
// Creating a file-description.
moFileInfo moInfo;
// Reference to the List inside moInfo.
moFileInfo::moTranslationPairList &TransPairInfo = moInfo.m_translationPairInformation;
// Opening the file.
std::ifstream stream(filename, std::ios_base::binary | std::ios_base::in);
if (!stream.is_open())
@@ -491,6 +366,25 @@ class moFileReader
return moFileReader::EC_FILENOTFOUND;
}
eErrorCode res = ReadStream(stream);
stream.close();
return res;
}
/** \brief Reads data from a stream
* \param[in] stream
* \return SUCCESS on success or one of the other error-codes in eErrorCode on error.
*
*/
template <typename T> eErrorCode ReadStream(T &stream)
{
// Creating a file-description.
moFileInfo moInfo;
// Reference to the List inside moInfo.
moFileInfo::moTranslationPairList &TransPairInfo = moInfo.m_translationPairInformation;
// Read in all the 4 bytes of fire-magic, offsets and stuff...
stream.read((char *)&moInfo.m_magicNumber, 4);
stream.read((char *)&moInfo.m_fileVersion, 4);
@@ -502,7 +396,6 @@ class moFileReader
if (stream.bad())
{
stream.close();
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
return moFileReader::EC_FILEINVALID;
}
@@ -531,7 +424,6 @@ class moFileReader
stream.read((char *)&_str.m_orOffset, 4);
if (stream.bad())
{
stream.close();
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
return moFileReader::EC_FILEINVALID;
}
@@ -548,7 +440,6 @@ class moFileReader
stream.read((char *)&_str.m_trOffset, 4);
if (stream.bad())
{
stream.close();
m_error = "Stream bad during reading. The .mo-file seems to be invalid or has bad descriptions!";
return moFileReader::EC_FILEINVALID;
}
@@ -617,7 +508,6 @@ class moFileReader
}
// Done :)
stream.close();
return moFileReader::EC_SUCCESS;
}
@@ -681,7 +571,7 @@ class moFileReader
static eErrorCode ExportAsHTML(const std::string &infile, const std::string &filename = "", const std::string &css = g_css)
{
// Read the file
moFileReader reader;
moFileReader reader;
moFileReader::eErrorCode r = reader.ReadFile(infile.c_str());
if (r != moFileReader::EC_SUCCESS) { return r; }
if (reader.m_lookup.empty()) { return moFileReader::EC_TABLEEMPTY; }