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Improving performance of String::insert().

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This commit is contained in:
jperras 2009-10-06 22:02:02 -04:00
parent 1795733eda
commit d38e50805d
1 changed files with 12 additions and 14 deletions
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26
cake/libs/string.php
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@ -225,6 +225,7 @@ class String {
);
$options += $defaults;
$format = $options['format'];
$data = (array)$data;
if (!isset($format)) {
$format = sprintf(
@ -234,42 +235,39 @@ class String {
str_replace('%', '%%', preg_quote($options['after'], '/'))
);
}
if (!is_array($data)) {
$data = array($data);
}
if (array_keys($data) === array_keys(array_values($data))) {
if (strpos($str, '?') !== false) {
$offset = 0;
while (($pos = strpos($str, '?', $offset)) !== false) {
$val = array_shift($data);
$offset = $pos + strlen($val);
$str = substr_replace($str, $val, $pos, 1);
}
return ($options['clean']) ? String::cleanInsert($str, $options) : $str;
} else {
asort($data);
$hashKeys = array_map('md5', array_keys($data));
$hashKeys = array();
foreach ($data as $key => $value) {
$hashKeys[] = crc32($key);
}
$tempData = array_combine(array_keys($data), array_values($hashKeys));
foreach ($tempData as $key => $hashVal) {
$key = sprintf($format, preg_quote($key, '/'));
$str = preg_replace($key, $hashVal, $str);
}
$dataReplacements = array_combine($hashKeys, array_values($data));
foreach ($dataReplacements as $tmpHash => $data) {
if (is_array($data)) {
$data = '';
}
$str = str_replace($tmpHash, $data, $str);
foreach ($dataReplacements as $tmpHash => $tmpValue) {
$tmpValue = (is_array($tmpValue)) ? '' : $tmpValue;
$str = str_replace($tmpHash, $tmpValue, $str);
}
}
if (!isset($options['format']) && isset($options['before'])) {
$str = str_replace($options['escape'].$options['before'], $options['before'], $str);
}
if (!$options['clean']) {
return $str;
}
return String::cleanInsert($str, $options);
return ($options['clean']) ? String::cleanInsert($str, $options) : $str;
}
/**