static void setSubOrderNumber(Key *key, const char *oldOrder)
{
char *lastIndexPtr = NULL;
char *newOrder = elektraMalloc(elektraStrLen(oldOrder)+ELEKTRA_MAX_ARRAY_SIZE);
if ((lastIndexPtr = strrchr(oldOrder, '/')))
{
kdb_long_long_t subIndex = 0;
char *ptr = lastIndexPtr;
++ptr; //skip /
++ptr; //skip #
while (*ptr == '_')
{
++ptr;
}
elektraReadArrayNumber(ptr, &subIndex);
++subIndex;
int len = (lastIndexPtr+1) - oldOrder;
char buffer[ELEKTRA_MAX_ARRAY_SIZE];
elektraWriteArrayNumber(buffer, subIndex);
sprintf(newOrder, "%.*s%s", len, oldOrder, buffer);
}
else
{
sprintf(newOrder, "%s/#1", oldOrder);
}
keySetMeta(key, "order", newOrder);
elektraFree(newOrder);
}
static void setOrderNumber(Key *parentKey, Key *key)
{
kdb_long_long_t order = 0;
const Key *orderKey = keyGetMeta(parentKey, "order");
if (orderKey != NULL)
{
char *ptr = (char *)keyString(orderKey);
++ptr; //skip #
while (*ptr == '_')
{
++ptr;
}
elektraReadArrayNumber(ptr, &order);
}
++order;
char buffer[ELEKTRA_MAX_ARRAY_SIZE];
elektraWriteArrayNumber(buffer, order);
keySetMeta(key, "order", buffer);
keySetMeta(parentKey, "order", buffer);
}
/**
* @brief Increment the name of the key by one
*
* Alphabetical order will remain
*
* e.g. user/abc/\#9 will be changed to
* user/abc/\#_10
*
* For the start:
* user/abc/\#
* will be changed to
* user/abc/\#0
*
* @param key which base name will be incremented
*
* @retval -1 on error (e.g. too large array, not validated array)
* @retval 0 on success
*/
int elektraArrayIncName(Key *key)
{
const char * baseName = keyBaseName(key);
int arrayElement = elektraArrayValidateName(key);
if (arrayElement == -1)
{
return -1;
}
++baseName; // jump over #
while(*baseName == '_') // jump over all _
{
++baseName;
}
kdb_long_long_t oldIndex = 0;
if (!arrayElement)
{
// we have a start element
oldIndex = -1;
}
else
{
if (elektraReadArrayNumber(baseName, &oldIndex) == -1)
{
return -1;
}
}
kdb_long_long_t newIndex = oldIndex+1; // we increment by one
char newName[ELEKTRA_MAX_ARRAY_SIZE];
elektraWriteArrayNumber(newName, newIndex);
keySetBaseName(key, newName);
return 0;
}
