/**
* Takes a Stringset and an array of options and creates a po formatted string.
* @param Stringset $set
* @return string
*/
public static function toString(Stringset $set)
{
$str = '';
for ($i = 0; $i < $set->size(); $i += 1) {
$item = $set->item($i);
if (count($item['flags']) > 0) {
$str .= "#, " . implode(", ", $item['flags']) . "\n";
}
if ($item['context'] !== null) {
$str .= "msgctxt " . '"' . $item['context'] . '"' . "\n";
}
$str .= "msgid " . '"' . self::escapeString($item['id']) . '"' . "\n";
if ($item['plural'] !== null) {
$str .= "msgid_plural " . '"' . self::escapeString($item['plural']) . '"' . "\n";
}
if (count($item['strings']) === 1) {
$str .= "msgstr " . '"' . self::escapeString($item['strings'][0]) . '"' . "\n";
} else {
for ($j = 0; $j < count($item['strings']); $j += 1) {
$str .= "msgstr[" . $i . "] " . '"' . self::escapeString($item['strings'][0]) . '"' . "\n";
}
}
$str .= "\n";
}
return $str;
}
/**
* Generate the hashtable.
* Uses an array which is... a hashtable. Clearly this is a
* case of hashtableception.
* @param Stringset $set
* @param integer $size
* @return integer[]
*/
private static function makeHashTable(Stringset $set, $size)
{
$table = array();
// by default everything points to zero
for ($i = 0; $i < $size; $i += 1) {
$table[$i] = 0;
}
for ($i = 0; $i < $set->size(); $i += 1) {
$item = $set->item($i);
$hash = self::hash($item['id']);
$index = $hash % $size;
$inc = $hash % ($size - 2) + 1;
// check for collisions
while ($table[$index] !== 0) {
if ($index < $size - $inc) {
$index += $inc;
} else {
// out of bounds, start at the bottom
$index -= $size - $inc;
}
}
// and insert it
$table[$index] = $i + 1;
}
return $table;
}
