public function syncTags(Article $article, $tags = array(), $isNew = false)
{
$tagall = Tag::all()->toArray();
$newTagIds = $updateTagIds = $existingSlug = $existingTag = [];
if (!empty($tagall)) {
foreach ($tagall as $tag) {
$existingSlug[] = $tag['slug'];
$existingTag[$tag['slug']] = $tag;
}
}
unset($tagall);
if ($tags) {
foreach ($tags as $tag) {
if (!in_array(mb_strtolower($tag, 'UTF-8'), $existingSlug)) {
$name = filter_allowed_words($tag);
$slug = preg_replace('/\\s+/', '-', mb_strtolower($name, 'UTF-8'));
if (in_array($slug, $existingSlug)) {
if ($isNew) {
Tag::whereSlug($slug)->increment('count');
}
$updateTagIds[] = $existingTag[$slug]['id'];
} else {
$firstLetter = getFirstLetter($name);
$newtag = Tag::create(array('name' => $name, 'slug' => $slug, 'letter' => $firstLetter));
$newId = $newtag->id;
$newTagIds[] = $newId;
$updateTagIds[] = $newId;
}
} else {
if ($isNew) {
Tag::whereSlug($tag)->increment('count');
}
$updateTagIds[] = $existingTag[$tag]['id'];
}
}
}
$updateTagIds = array_unique($updateTagIds);
if (!$isNew) {
$oldTagIds = $article->tags->lists('id')->toArray();
$delTagIds = array_diff($oldTagIds, $updateTagIds);
$addTagIds = array_diff($updateTagIds, $oldTagIds);
if (!empty($delTagIds)) {
Tag::whereIn('id', $delTagIds)->decrement('count');
}
if (!empty($addTagIds)) {
foreach ($addTagIds as $addId) {
if (!in_array($addId, $newTagIds)) {
Tag::whereId($addId)->increment('count');
}
}
}
}
$article->tags()->sync($updateTagIds);
unset($newTagIds, $updateTagIds, $existingSlug, $existingTag);
}
function baidu_translate($q = '')
{
if (empty($q)) {
return false;
}
$q = filter_allowed_words($q);
$appid = env('BAIDU_TRANSTALE_APPID');
$key = env('BAIDU_TRANSTALE_KEY');
$salt = rand(1, 999);
$sign = md5($appid . $q . $salt . $key);
$url = 'http://api.fanyi.baidu.com/api/trans/vip/translate?q=' . $q . '&appid=' . $appid . '&salt=' . $salt . '&from=zh&to=en&sign=' . $sign;
$result = json_decode(file_get_contents($url), true);
$dst = $result['trans_result'][0]['dst'];
return $dst ? strtolower($dst) : false;
}
