我注意到joomla标签输入字段非常愚蠢。它从db加载所有内容,在本例中为9K标记。显然,ui变得如此缓慢。
任何想法如何解决?似乎已经存在ajax功能,那么为什么不完全依赖它呢? J方式很疯狂。
1的想法是修改getOption方法,只加载与当前文章编辑器相关的标签。
但在这种情况下,我似乎没有文章ID。
任何想法如何解决问题?我相信你们中有些人会碰到这个:S
/**
* Method to get a list of tags
*
* @return array The field option objects.
*
* @since 3.1
*/
protected function getOptions()
{
$published = $this->element['published']? $this->element['published'] : array(0,1);
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select('DISTINCT a.id AS value, a.path, a.title AS text, a.level, a.published, a.lft')
->from('#__tags AS a')
->join('LEFT', $db->qn('#__tags') . ' AS b ON a.lft > b.lft AND a.rgt < b.rgt');
// Filter language
if (!empty($this->element['language']))
{
$query->where('a.language = ' . $db->q($this->element['language']));
}
$query->where($db->qn('a.lft') . ' > 0');
// Filter on the published state
if (is_numeric($published))
{
$query->where('a.published = ' . (int) $published);
}
elseif (is_array($published))
{
JArrayHelper::toInteger($published);
$query->where('a.published IN (' . implode(',', $published) . ')');
}
$query->order('a.lft ASC');
// Get the options.
$db->setQuery($query);
try
{
$options = $db->loadObjectList();
}
catch (RuntimeException $e)
{
return false;
}
// Block the possibility to set a tag as it own parent
if ($this->form->getName() == 'com_tags.tag')
{
$id = (int) $this->form->getValue('id', 0);
foreach ($options as $option)
{
if ($option->value == $id)
{
$option->disable = true;
}
}
}
// Merge any additional options in the XML definition.
$options = array_merge(parent::getOptions(), $options);
// Prepare nested data
if ($this->isNested())
{
$this->prepareOptionsNested($options);
}
else
{
$options = JHelperTags::convertPathsToNames($options);
}
return $options;
}