| 903 | } |
| 904 | |
| 905 | void PersistenceManager::updateToken( const U32 lineNumber, const U32 linePosition, const U32 oldValueLen, const char* newValue, bool addQuotes ) |
| 906 | { |
| 907 | // Make sure we have a valid lineNumber |
| 908 | if (lineNumber < 0 || linePosition < 0 || |
| 909 | lineNumber >= mLineBuffer.size()) |
| 910 | return; |
| 911 | |
| 912 | // Grab the line that the value is on |
| 913 | const char* line = mLineBuffer[lineNumber]; |
| 914 | |
| 915 | U32 newValueLen = ( newValue ) ? dStrlen(newValue) : 0; |
| 916 | |
| 917 | // Make sure we have a valid linePosition |
| 918 | if (linePosition >= dStrlen(line) || |
| 919 | linePosition + oldValueLen > dStrlen(line)) |
| 920 | return; |
| 921 | |
| 922 | // Get all of the characters up to the value position |
| 923 | U32 preStringLen = linePosition; |
| 924 | |
| 925 | bool needQuotes = false; |
| 926 | if( addQuotes && line[ linePosition - 1 ] != '"' ) |
| 927 | { |
| 928 | preStringLen ++; |
| 929 | needQuotes = true; |
| 930 | } |
| 931 | |
| 932 | char* preString = ( char* ) dMalloc( preStringLen + 1 ); |
| 933 | dMemcpy( preString, line, linePosition ); |
| 934 | |
| 935 | if( needQuotes ) |
| 936 | { |
| 937 | preString[ linePosition ] = '"'; |
| 938 | preString[ linePosition + 1 ] = 0; |
| 939 | } |
| 940 | else |
| 941 | preString[ linePosition ] = 0; |
| 942 | |
| 943 | // Get all of the characters that occur after the value |
| 944 | |
| 945 | const char* postStringSrc = line + linePosition + oldValueLen; |
| 946 | U32 postStringLen = dStrlen( postStringSrc ); |
| 947 | if( needQuotes ) |
| 948 | postStringLen ++; |
| 949 | |
| 950 | char* postString = ( char* ) dMalloc( postStringLen + 1 ); |
| 951 | if( needQuotes ) |
| 952 | postString[ 0 ] = '"'; |
| 953 | dStrcpy( &postString[ needQuotes ? 1 : 0 ], postStringSrc, postStringLen + (needQuotes ? 0 : 1) ); |
| 954 | postString[ postStringLen ] = 0; |
| 955 | |
| 956 | // Calculate the length of our new line |
| 957 | U32 newLineLen = 0; |
| 958 | |
| 959 | newLineLen += preStringLen; |
| 960 | newLineLen += newValueLen; |
| 961 | newLineLen += postStringLen; |
| 962 | |