636 lines
13 KiB
C++
636 lines
13 KiB
C++
// IniFile.cpp: Implementation of the CIniFile class.
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// Written by: Adam Clauss
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// Email: cabadam@houston.rr.com
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// You may use this class/code as you wish in your programs. Feel free to distribute it, and
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// email suggested changes to me.
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//
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// Rewritten by: Shane Hill
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// Date: 21/08/2001
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// Email: Shane.Hill@dsto.defence.gov.au
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// Reason: Remove dependancy on MFC. Code should compile on any
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// platform.
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//////////////////////////////////////////////////////////////////////
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/*
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!! MODIFIED BY FAKETRUTH !!
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*/
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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
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// C++ Includes
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#include <iostream>
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#include <fstream>
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#include <sstream>
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using namespace std;
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// C Includes
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#include <ctype.h>
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// Local Includes
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#include "iniFile.h"
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#if defined(WIN32)
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#define iniEOL endl
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#else
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#define iniEOL '\r' << endl
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#endif
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#ifndef _WIN32
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#define sscanf_s(buffer, stringbuffer, ...) (sscanf(buffer, stringbuffer, __VA_ARGS__))
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#endif
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cIniFile::cIniFile( const string iniPath)
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{
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Path( iniPath);
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caseInsensitive = true;
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}
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bool cIniFile::ReadFile()
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{
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// Normally you would use ifstream, but the SGI CC compiler has
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// a few bugs with ifstream. So ... fstream used.
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fstream f;
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string line;
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string keyname, valuename, value;
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string::size_type pLeft, pRight;
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f.open( (FILE_IO_PREFIX + path).c_str(), ios::in);
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if ( f.fail())
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return false;
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while (getline( f, line))
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{
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// To be compatible with Win32, check for existence of '\r'.
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// Win32 files have the '\r' and Unix files don't at the end of a line.
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// Note that the '\r' will be written to INI files from
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// Unix so that the created INI file can be read under Win32
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// without change.
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unsigned int lineLength = line.length();
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if (lineLength == 0)
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{
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continue;
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}
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if ( line[lineLength - 1] == '\r')
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{
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line = line.substr( 0, lineLength - 1);
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}
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if (line.length() == 0)
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{
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continue;
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}
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// Check that the user hasn't opened a binary file by checking the first
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// character of each line!
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if ( !isprint( line[0]))
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{
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printf( "Failing on char %d\n", line[0]);
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f.close();
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return false;
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}
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if (( pLeft = line.find_first_of(";#[=")) == string::npos)
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{
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continue;
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}
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switch ( line[pLeft])
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{
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case '[':
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{
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if (
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((pRight = line.find_last_of("]")) != string::npos) &&
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(pRight > pLeft)
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)
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{
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keyname = line.substr( pLeft + 1, pRight - pLeft - 1);
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AddKeyName( keyname);
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}
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break;
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}
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case '=':
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{
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valuename = line.substr( 0, pLeft);
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value = line.substr( pLeft + 1);
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SetValue( keyname, valuename, value);
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break;
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}
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case ';':
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case '#':
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{
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if (names.size() == 0)
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{
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HeaderComment( line.substr( pLeft + 1));
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}
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else
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{
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KeyComment( keyname, line.substr( pLeft + 1));
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}
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break;
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}
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} // switch (line[pLeft])
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} // while (getline())
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f.close();
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if (names.size() > 0)
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{
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return true;
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}
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return false;
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}
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bool cIniFile::WriteFile()
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{
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unsigned commentID, keyID, valueID;
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// Normally you would use ofstream, but the SGI CC compiler has
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// a few bugs with ofstream. So ... fstream used.
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fstream f;
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f.open( (FILE_IO_PREFIX + path).c_str(), ios::out);
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if ( f.fail())
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return false;
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// Write header comments.
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for ( commentID = 0; commentID < comments.size(); ++commentID)
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f << ';' << comments[commentID] << iniEOL;
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if ( comments.size())
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f << iniEOL;
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// Write keys and values.
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for ( keyID = 0; keyID < keys.size(); ++keyID) {
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f << '[' << names[keyID] << ']' << iniEOL;
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// Comments.
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for ( commentID = 0; commentID < keys[keyID].comments.size(); ++commentID)
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f << ';' << keys[keyID].comments[commentID] << iniEOL;
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// Values.
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for ( valueID = 0; valueID < keys[keyID].names.size(); ++valueID)
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f << keys[keyID].names[valueID] << '=' << keys[keyID].values[valueID] << iniEOL;
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f << iniEOL;
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}
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f.close();
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return true;
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}
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long cIniFile::FindKey( const string & keyname) const
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{
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for ( unsigned keyID = 0; keyID < names.size(); ++keyID)
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if ( CheckCase( names[keyID]) == CheckCase( keyname))
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return long(keyID);
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return noID;
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}
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long cIniFile::FindValue( unsigned const keyID, const string & valuename) const
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{
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if ( !keys.size() || keyID >= keys.size())
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return noID;
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for ( unsigned valueID = 0; valueID < keys[keyID].names.size(); ++valueID)
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if ( CheckCase( keys[keyID].names[valueID]) == CheckCase( valuename))
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return long(valueID);
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return noID;
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}
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unsigned cIniFile::AddKeyName( const string & keyname)
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{
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names.resize( names.size() + 1, keyname);
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keys.resize( keys.size() + 1);
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return names.size() - 1;
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}
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string cIniFile::KeyName( unsigned const keyID) const
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{
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if ( keyID < names.size())
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return names[keyID];
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else
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return "";
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}
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unsigned cIniFile::NumValues( unsigned const keyID)
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{
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if ( keyID < keys.size())
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return keys[keyID].names.size();
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return 0;
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}
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unsigned cIniFile::NumValues( const string & keyname)
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return 0;
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return keys[keyID].names.size();
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}
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string cIniFile::ValueName( unsigned const keyID, unsigned const valueID) const
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{
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if ( keyID < keys.size() && valueID < keys[keyID].names.size())
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return keys[keyID].names[valueID];
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return "";
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}
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string cIniFile::ValueName( const string & keyname, unsigned const valueID) const
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return "";
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return ValueName( keyID, valueID);
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}
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bool cIniFile::SetValue( unsigned const keyID, unsigned const valueID, const string & value)
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{
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if ( keyID < keys.size() && valueID < keys[keyID].names.size())
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keys[keyID].values[valueID] = value;
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return false;
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}
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bool cIniFile::SetValue( const string & keyname, const string & valuename, const string & value, bool const create)
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID) {
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if ( create)
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keyID = long( AddKeyName( keyname));
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else
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return false;
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}
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long valueID = FindValue( unsigned(keyID), valuename);
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if ( valueID == noID) {
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if ( !create)
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return false;
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keys[keyID].names.resize( keys[keyID].names.size() + 1, valuename);
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keys[keyID].values.resize( keys[keyID].values.size() + 1, value);
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} else
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{
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if(!create)
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keys[keyID].values[valueID] = value;
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else
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{
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keys[keyID].names.resize( keys[keyID].names.size() + 1, valuename);
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keys[keyID].values.resize( keys[keyID].values.size() + 1, value);
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}
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}
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return true;
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}
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bool cIniFile::SetValueI( const string & keyname, const string & valuename, int const value, bool const create)
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{
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AString Data;
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Printf(Data, "%d", value);
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return SetValue( keyname, valuename, Data, create);
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}
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bool cIniFile::SetValueF( const string & keyname, const string & valuename, double const value, bool const create)
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{
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AString Data;
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Printf(Data, "%f", value);
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return SetValue( keyname, valuename, Data, create);
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}
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bool cIniFile::SetValueV( const string & keyname, const string & valuename, char *format, ...)
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{
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va_list args;
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va_start( args, format);
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AString Data;
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AppendVPrintf(Data, format, args);
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va_end( args);
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return SetValue( keyname, valuename, Data);
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}
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string cIniFile::GetValue( unsigned const keyID, unsigned const valueID, const string & defValue) const
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{
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if ( keyID < keys.size() && valueID < keys[keyID].names.size())
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return keys[keyID].values[valueID];
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return defValue;
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}
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string cIniFile::GetValue( const string & keyname, const string & valuename, const string & defValue) const
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return defValue;
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long valueID = FindValue( unsigned(keyID), valuename);
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if ( valueID == noID)
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return defValue;
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return keys[keyID].values[valueID];
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}
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int cIniFile::GetValueI(const string & keyname, const string & valuename, int const defValue) const
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{
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AString Data;
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Printf(Data, "%d", defValue);
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return atoi( GetValue( keyname, valuename, Data).c_str());
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}
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double cIniFile::GetValueF(const string & keyname, const string & valuename, double const defValue) const
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{
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AString Data;
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Printf(Data, "%f", defValue);
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return atof( GetValue( keyname, valuename, Data).c_str());
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}
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AString cIniFile::GetValueSet(const AString & keyname, const AString & valuename, const AString & defValue)
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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{
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SetValue(keyname, valuename, defValue);
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return defValue;
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}
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long valueID = FindValue( unsigned(keyID), valuename);
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if ( valueID == noID)
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{
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SetValue(keyname, valuename, defValue);
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return defValue;
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}
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return keys[keyID].values[valueID];
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}
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double cIniFile::GetValueSetF(const AString & keyname, const AString & valuename, const double defValue)
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{
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AString Data;
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Printf(Data, "%f", defValue);
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return atof(GetValueSet(keyname, valuename, Data).c_str());
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}
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int cIniFile::GetValueSetI(const AString & keyname, const AString & valuename, const int defValue)
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{
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AString Data;
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Printf(Data, "%d", defValue);
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return atoi(GetValueSet(keyname, valuename, Data).c_str());
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}
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bool cIniFile::DeleteValueByID( const unsigned keyID, const unsigned valueID )
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{
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if ( keyID < keys.size() && valueID < keys[keyID].names.size())
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{
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// This looks strange, but is neccessary.
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vector<string>::iterator npos = keys[keyID].names.begin() + valueID;
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vector<string>::iterator vpos = keys[keyID].values.begin() + valueID;
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keys[keyID].names.erase( npos, npos + 1);
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keys[keyID].values.erase( vpos, vpos + 1);
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return true;
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}
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return false;
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}
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bool cIniFile::DeleteValue( const string & keyname, const string & valuename)
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return false;
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long valueID = FindValue( unsigned(keyID), valuename);
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if ( valueID == noID)
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return false;
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return DeleteValueByID( keyID, valueID );
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}
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bool cIniFile::DeleteKey( const string & keyname)
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return false;
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// Now hopefully this destroys the vector lists within keys.
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// Looking at <vector> source, this should be the case using the destructor.
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// If not, I may have to do it explicitly. Memory leak check should tell.
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// memleak_test.cpp shows that the following not required.
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//keys[keyID].names.clear();
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//keys[keyID].values.clear();
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vector<string>::iterator npos = names.begin() + keyID;
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vector<key>::iterator kpos = keys.begin() + keyID;
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names.erase( npos, npos + 1);
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keys.erase( kpos, kpos + 1);
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return true;
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}
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void cIniFile::Erase()
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{
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// This loop not needed. The vector<> destructor seems to do
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// all the work itself. memleak_test.cpp shows this.
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//for ( unsigned i = 0; i < keys.size(); ++i) {
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// keys[i].names.clear();
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// keys[i].values.clear();
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//}
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names.clear();
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keys.clear();
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comments.clear();
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}
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void cIniFile::HeaderComment( const string & comment)
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{
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comments.resize( comments.size() + 1, comment);
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}
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string cIniFile::HeaderComment( unsigned const commentID) const
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{
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if ( commentID < comments.size())
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return comments[commentID];
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return "";
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}
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bool cIniFile::DeleteHeaderComment( unsigned commentID)
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{
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if ( commentID < comments.size()) {
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vector<string>::iterator cpos = comments.begin() + commentID;
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comments.erase( cpos, cpos + 1);
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return true;
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}
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return false;
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}
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unsigned cIniFile::NumKeyComments( unsigned const keyID) const
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{
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if ( keyID < keys.size())
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return keys[keyID].comments.size();
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return 0;
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}
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unsigned cIniFile::NumKeyComments( const string & keyname) const
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return 0;
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return keys[keyID].comments.size();
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}
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bool cIniFile::KeyComment( unsigned const keyID, const string & comment)
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{
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if ( keyID < keys.size()) {
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keys[keyID].comments.resize( keys[keyID].comments.size() + 1, comment);
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return true;
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}
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return false;
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}
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bool cIniFile::KeyComment( const string & keyname, const string & comment)
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return false;
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return KeyComment( unsigned(keyID), comment);
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}
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string cIniFile::KeyComment( unsigned const keyID, unsigned const commentID) const
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{
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if ( keyID < keys.size() && commentID < keys[keyID].comments.size())
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return keys[keyID].comments[commentID];
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return "";
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}
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string cIniFile::KeyComment( const string & keyname, unsigned const commentID) const
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{
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long keyID = FindKey( keyname);
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if ( keyID == noID)
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return "";
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return KeyComment( unsigned(keyID), commentID);
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}
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bool cIniFile::DeleteKeyComment( unsigned const keyID, unsigned const commentID)
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{
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if ( keyID < keys.size() && commentID < keys[keyID].comments.size()) {
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vector<string>::iterator cpos = keys[keyID].comments.begin() + commentID;
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keys[keyID].comments.erase( cpos, cpos + 1);
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return true;
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}
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|
return false;
|
|
}
|
|
|
|
bool cIniFile::DeleteKeyComment( const string & keyname, unsigned const commentID)
|
|
{
|
|
long keyID = FindKey( keyname);
|
|
if ( keyID == noID)
|
|
return false;
|
|
return DeleteKeyComment( unsigned(keyID), commentID);
|
|
}
|
|
|
|
bool cIniFile::DeleteKeyComments( unsigned const keyID)
|
|
{
|
|
if ( keyID < keys.size()) {
|
|
keys[keyID].comments.clear();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool cIniFile::DeleteKeyComments( const string & keyname)
|
|
{
|
|
long keyID = FindKey( keyname);
|
|
if ( keyID == noID)
|
|
return false;
|
|
return DeleteKeyComments( unsigned(keyID));
|
|
}
|
|
|
|
string cIniFile::CheckCase( string s) const
|
|
{
|
|
if ( caseInsensitive)
|
|
for ( string::size_type i = 0; i < s.length(); ++i)
|
|
s[i] = (char)tolower(s[i]);
|
|
return s;
|
|
}
|