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/*
   aux/functions.cc
   This file is part of the Osirion project and is distributed under
   the terms of the GNU General Public License version 2
*/

#include "auxiliary/functions.h"

namespace aux
{

const std::string plural(const char * word, size_t n)
{
	std::string p(word);

	if (n != 1) 
		p += 's';
	return p;
}

const std::string article(const char * word)
{
	std::string w(word);

	if (!w.size())
		return w;

	switch (word[0]) {
		case 'a':
		case 'A':
		case 'e':
		case 'E':
		case 'i':
		case 'I':
		case 'o':
		case 'O':
		case 'u':
		case 'U':
		case 'y':
		case 'Y':
			w.assign("an ");
			break;
		default:
			w.assign("a ");
	}

	w.append(word);
	return w;
}

size_t text_length(const std::string &text)
{
	const char *c = text.c_str();
	size_t len = 0;
	while (*c) {
		if (is_color_code(c)) {
			c++;
		} else {
			len++;
		}
		c++;
	}

	return len;
}

const std::string spaces(const std::string &text,size_t n)
{
	size_t l = text_length(text);
	if (n <= l)
		return text;

	std::string s;
	s.assign(n-l, ' ');
	s.append(text);
	return s;
}

void to_lowercase(std::string &text)
{
 	for (std::string::iterator i = text.begin(); i != text.end(); ++i)
 		(*i) = tolower(*i);
}

const std::string lowercase(const std::string &text)
{
	std::string t;
 	for (std::string::const_iterator i = text.begin(); i != text.end(); ++i)
 		t += tolower(*i);
	return t;
}

}