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Refactor default language search routine for better performance

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This commit is contained in:
Kijin Sung 2016-03-17 13:58:57 +09:00
parent 5d13c67cae
commit 09eb7935fa
1 changed files with 57 additions and 54 deletions
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111
common/framework/lang.php
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@ -191,6 +191,24 @@ class Lang
$this->__set($key, $value);
}
/**
* Fallback method for getting the default translation.
*
* @param string $key
* @return string
*/
public function getFromDefaultLang($key)
{
if ($this->_language === 'en')
{
return $key;
}
else
{
return self::getInstance('en')->__get($key);
}
}
/**
* Magic method for translations without arguments.
*
@ -199,45 +217,58 @@ class Lang
*/
public function __get($key)
{
// Get default language
if ($this->_language !== 'en')
// Load a dot-separated key (prefixed by plugin name).
if (preg_match('/^[a-z0-9_.-]+$/i', $key) && ($keys = explode('.', $key)) && count($keys) >= 2)
{
$lang_en = self::getInstance('en')->{$key};
}
// Separate the plugin name from the key.
if (preg_match('/^[a-z0-9_.-]+$/i', $key) && ($keys = explode('.', $key, 2)) && count($keys) === 2)
{
list($plugin_name, $lang_key) = $keys;
// Attempt to load the plugin.
$plugin_name = array_shift($keys);
if (!isset($this->_loaded_plugins[$plugin_name]))
{
$this->loadPlugin($plugin_name);
}
if (isset($this->_loaded_plugins[$plugin_name]->{$lang_key}))
if (!isset($this->_loaded_plugins[$plugin_name]))
{
$lang = $this->_loaded_plugins[$plugin_name]->{$lang_key};
if (is_array($lang) && is_array($lang_en) && count($lang_en, COUNT_RECURSIVE) > count($lang, COUNT_RECURSIVE))
return $this->getFromDefaultLang($key);
}
// Find the given key.
$lang = $this->_loaded_plugins[$plugin_name];
foreach ($keys as $subkey)
{
if (isset($lang->{$subkey}))
{
return $lang_en;
$lang = is_scalar($lang->{$subkey}) ? $lang->{$subkey} : new \ArrayObject($lang->{$subkey}, 3);
}
else
{
return $this->getFromDefaultLang($key);
}
}
return $lang;
}
// Search custom translations first.
if (isset($this->_loaded_plugins['_custom_']->{$key}))
{
$lang = $this->_loaded_plugins['_custom_']->{$key};
if (is_array($lang))
{
return new \ArrayObject($lang, 3);
}
else
{
return $lang;
}
}
else
// Search other plugins.
foreach ($this->_search_priority as $plugin_name)
{
// Search custom translations first.
if (isset($this->_loaded_plugins['_custom_']->{$key}))
if (isset($this->_loaded_plugins[$plugin_name]->{$key}))
{
$lang = $this->_loaded_plugins['_custom_']->{$key};
$lang = $this->_loaded_plugins[$plugin_name]->{$key};
if (is_array($lang))
{
if (is_array($lang_en) && count($lang_en, COUNT_RECURSIVE) > count($lang, COUNT_RECURSIVE))
{
return new \ArrayObject($lang_en, 3);
}
return new \ArrayObject($lang, 3);
}
else
@ -245,38 +276,10 @@ class Lang
return $lang;
}
}
// Search other plugins.
foreach ($this->_search_priority as $plugin_name)
{
if (isset($this->_loaded_plugins[$plugin_name]->{$key}))
{
$lang = $this->_loaded_plugins[$plugin_name]->{$key};
if (is_array($lang))
{
if (is_array($lang_en) && count($lang_en, COUNT_RECURSIVE) > count($lang, COUNT_RECURSIVE))
{
return new \ArrayObject($lang_en, 3);
}
return new \ArrayObject($lang, 3);
}
else
{
return $lang;
}
}
}
}
// Search other language.
if (isset($lang_en))
{
return $lang_en;
}
// If no translation is found, return the key.
return $key;
// If no translation is found, return the default language.
return $this->getFromDefaultLang($key);
}
/**