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// File: snippets.cpp
// Library: SimpleIni
// Author: Brodie Thiesfield <code@jellycan.com>
// Source: http://code.jellycan.com/simpleini/
//
// Snippets that are used on the website
#ifdef _WIN32
# pragma warning(disable: 4786)
#endif
#ifndef _WIN32
# include <unistd.h>
#endif
#include <fstream>
#define SI_SUPPORT_IOSTREAMS
#include "SimpleIni.h"
bool
snippets(
const char * a_pszFile,
bool a_bIsUtf8,
bool a_bUseMultiKey,
bool a_bUseMultiLine
)
{
// LOADING DATA
// load from a data file
CSimpleIniA ini(a_bIsUtf8, a_bUseMultiKey, a_bUseMultiLine);
SI_Error rc = ini.LoadFile(a_pszFile);
if (rc < 0) return false;
// load from a string
std::string strData;
rc = ini.LoadData(strData.c_str(), strData.size());
if (rc < 0) return false;
// GETTING SECTIONS AND KEYS
// get all sections
CSimpleIniA::TNamesDepend sections;
ini.GetAllSections(sections);
// get all keys in a section
CSimpleIniA::TNamesDepend keys;
ini.GetAllKeys("section-name", keys);
// GETTING VALUES
// get the value of a key
const char * pszValue = ini.GetValue("section-name",
"key-name", NULL /*default*/);
// get the value of a key which may have multiple
// values. If bHasMultipleValues is true, then just
// one value has been returned
bool bHasMultipleValues;
pszValue = ini.GetValue("section-name", "key-name",
NULL /*default*/, &bHasMultipleValues);
// get all values of a key with multiple values
CSimpleIniA::TNamesDepend values;
ini.GetAllValues("section-name", "key-name", values);
// sort the values into the original load order
#if defined(_MSC_VER) && _MSC_VER <= 1200
/** STL of VC6 doesn't allow me to specify my own comparator for list::sort() */
values.sort();
#else
values.sort(CSimpleIniA::Entry::LoadOrder());
#endif
// output all of the items
CSimpleIniA::TNamesDepend::const_iterator i;
for (i = values.begin(); i != values.end(); ++i) {
printf("key-name = '%s'\n", i->pItem);
}
// MODIFYING DATA
// adding a new section
rc = ini.SetValue("new-section", NULL, NULL);
if (rc < 0) return false;
printf("section: %s\n", rc == SI_INSERTED ?
"inserted" : "updated");
// adding a new key ("new-section" will be added
// automatically if it doesn't already exist.
rc = ini.SetValue("new-section", "new-key", "value");
if (rc < 0) return false;
printf("key: %s\n", rc == SI_INSERTED ?
"inserted" : "updated");
// changing the value of a key
rc = ini.SetValue("section", "key", "updated-value");
if (rc < 0) return false;
printf("key: %s\n", rc == SI_INSERTED ?
"inserted" : "updated");
// DELETING DATA
// deleting a key from a section. Optionally the entire
// section may be deleted if it is now empty.
ini.Delete("section-name", "key-name",
true /*delete the section if empty*/);
// deleting an entire section and all keys in it
ini.Delete("section-name", NULL);
// SAVING DATA
// save the data to a string
rc = ini.Save(strData);
if (rc < 0) return false;
// save the data back to the file
rc = ini.SaveFile(a_pszFile);
if (rc < 0) return false;
return true;
}
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