/**
* @param $queryString
* @param $simType String ["innerProduct","$cosine","jaccard"]
* @param $sortBy String ["similarity","time"]
* @return array : list of result
*/
public function search($queryString, $simType, $sortBy, $topN, &$actualResultCount)
{
$resList = "";
//simVal(similarity Value), title, url, time, abstract}
$wordSplit = new WordSplit($queryString);
$queryTermArray = $wordSplit->send_post();
$termsDocList = $this->SelDocByQueryTerm($queryTermArray);
$resList = $this->formDocsVectorList($termsDocList);
$this->assignSimValue($queryTermArray, $resList, $simType);
$this->sortResultList($resList, $sortBy);
$actualResultCount = count($resList);
$resList = $this->getTopNResult($resList, $topN);
//get True content of topN resList
$docmentContent = new DocumentContent($resList);
$resList = $docmentContent->getDocumentContents();
return $resList;
}
/**
* 分词
* @param string $text 要分词字符串
* @param null $dict_file 词库路径
* @return string
*/
public static function split($text, $dict_file = null)
{
if ($dict_file) {
self::$dictFile = $dict_file;
} else {
self::$dictFile = __DIR__ . '/lex.hash.php';
}
//加载词库
if (self::$DIC_HASH == null) {
self::$DIC_HASH = (include self::$dictFile);
}
$offset = 0;
$length = strlen($text);
$_result = array();
while ($offset < $length) {
$w = '';
//基本字符和英文
if (ord($text[$offset]) <= 127) {
for (; ($u = ord($text[$offset])) <= 127 && $offset < $length;) {
if (self::is_en_punctuation($u)) {
$offset++;
break;
}
$w .= $text[$offset++];
}
if (strlen($w) > 1) {
$_result[] = $w;
}
} else {
//中文标点
$w = substr($text, $offset, 3);
if (self::is_cn_punctuation($w)) {
$offset += 3;
continue;
}
//正向最大化匹配
for ($i = self::$maxWordLength; $i > 0; $i--) {
$w = substr($text, $offset, $i * 3);
if (self::$DIC_HASH[$w] == 1) {
$offset += $i * 3;
$_result[] = $w;
break;
} else {
if ($i == 1) {
//如果没有在词库找到，则提取一元词
//$_result .= $_result==''? $w : '/ ' . $w;
$offset += 3;
}
}
}
}
}
return $_result;
}
function computeTheSimValue()
{
//分词，得到词项
$sentence = $_POST["Query1"];
$wordSplit = new WordSplit($sentence);
$result1 = $wordSplit->send_post();
echo '<div class="resultArea col-md-12" style="font-size: 30px;color: #ff0025">';
echo 'Query1 : ' . $sentence . '<br />';
$sentence = $_POST["Query2"];
$wordSplit = new WordSplit($sentence);
$result2 = $wordSplit->send_post();
echo 'Query2 : ' . $sentence . '<br />';
echo '</div>';
$simcal = new SimCalculator();
$innerProduct = "";
$cosine = "";
$jaccard = "";
$simcal->getSimWithTwoTermArrays($result1, $result2, $innerProduct, $cosine, $jaccard);
echo '<div class="resultArea col-md-12" style="font-size: 30px;color: #ff0025">';
//打印结果
echo '<table class="table table-condensed">';
echo '<tr>';
echo '<th> Compute Type </th> <th> Value </th>';
echo '</tr>';
echo '<tr>';
echo '<th> InnerProduct </th> <th>' . $innerProduct . ' </th>';
echo '</tr>';
echo '<tr>';
echo '<th> Cosine </th> <th>' . $cosine . ' </th>';
echo '</tr>';
echo '<tr>';
echo '<th> Jaccard </th> <th>' . $jaccard . ' </th>';
echo '</tr>';
echo '</table>';
echo '</div>';
}
/**
* 转移文章主任务线程，转移老驼牛的文章
*/
private function transferArticle()
{
//获取文章
$query = 'SELECT id,catid,title,kwords,bcontent,hits,author,tags,add_time,update_time,share_times,thumb_pic,trash,ischeck ' . 'FROM fiidee_article';
$items = self::$_SRC_DB->getItems($query);
//获取文章内容
$ids = array();
foreach ($items as $__val) {
$ids[] = $__val['id'];
}
$articleData = self::$_SRC_DB->getItems('SELECT itemid,content FROM fiidee_articleData WHERE itemid IN (' . implode(',', $ids) . ')');
$articleData = ArrayUtils::changeArrayKey($articleData, 'itemid');
//转移文章
$articleService = Beans::get('article.article.service');
$articleTagsService = Beans::get('article.tags.service');
$imageService = Beans::get('image.image.service');
//userid,chanel_id,media_id,thumb,title,kwords,bcontent,author,tags,add_time,update_time,publish_time,share_times,hits,trash,ischeck
foreach ($items as $value) {
$data = array();
$data['id'] = $value['id'];
$data['userid'] = 0;
$data['chanel_id'] = intval(self::$_CAT_TO_CHANEL[$value['catid']]);
if ($data['chanel_id'] <= 0) {
$data['chanel_id'] = 5;
}
if (mb_strlen($value['title'], 'UTF-8') < 4) {
$message = "添加文章失败，源ID : {$value['id']}, 文章标题 ： ‘{$value['title']}’ 长度太短";
tprintError($message);
$this->addErrorLog($message);
continue;
}
$data['media_id'] = 0;
$data['title'] = $value['title'];
$data['kwords'] = $value['kwords'];
$data['bcontent'] = $value['bcontent'];
$data['author'] = $value['author'];
$data['add_time'] = $value['add_time'];
$data['update_time'] = $value['update_time'];
$data['publish_time'] = $value['update_time'];
$data['share_times'] = $value['share_times'];
$data['hits'] = $value['hits'];
$data['trash'] = $value['trash'];
$data['ischeck'] = $value['ischeck'];
//转移缩略图
$data['thumb'] = str_replace('/res/attachs/', '/res/upload/', $value['thumb_pic']);
//转移内容
$content = $articleData[$value['id']]['content'];
//过滤掉正文汉字长度小于100的文章
$__content = '';
$__length = strlen($content);
for ($i = 0; $i < $__length; $i++) {
if (ord($content[$i]) > 127) {
$__content .= $content[$i];
}
}
if (mb_strlen($__content, 'UTF-8') < 100) {
$message = "添加文章失败，源ID : {$value['id']}, 文章标题 ： ‘{$value['title']}’ 文章内容正文小于100";
tprintError($message);
$this->addErrorLog($message);
continue;
}
$articleService->beginTransaction();
$data['content'] = str_replace('/res/attachs/', '/res/upload/', $content);
$this->getContentImage($value['id'], 0, $data['content']);
//保存缩略图到图片空间
$pathinfo = pathinfo($data['thumb']);
$imgData = array('userid' => 0, 'media_id' => 0, 'aid' => $value['id'], 'url' => $data['thumb'], 'type' => 'image', 'filename' => $pathinfo['basename'], 'add_time' => time(), 'grabed' => 1);
$imageService->add($imgData);
//如果标签为空则自动生成标签
if (trim($value['tags']) != '') {
$tags = \WordSplit::split($value['title']);
} else {
$tags = explode(' ', $value['tags']);
}
//如果标签的数量超过5个，则删除多余的标签
if (count($tags) > 5) {
$tags = array_slice($tags, 0, 5);
}
$tagIds = array();
foreach ($tags as $_value) {
if (trim($_value) == '') {
continue;
}
$tagIds[] = $articleTagsService->add(array('name' => $_value));
}
//添加文章
$data['tags'] = implode(',', $tagIds);
//var_dump($data);die();
$result = $articleService->add($data);
if ($result) {
//提交
$articleService->commit();
tprintOk("添加文章成功！ 源ID : {$value['id']}, 新ID ： {$result}");
} else {
//回滚
$articleService->rollback();
$message = "添加文章失败，源ID : {$value['id']}";
tprintError($message);
$this->addErrorLog($message);
}
}
}
/**
* 自动获取标签
* @param HttpRequest $request
*/
public function fetchTags(HttpRequest $request)
{
$data = $request->getParameter('data', 'trim');
Loader::import('extend.word.WordSplit', IMPORT_CUSTOM);
$words = \WordSplit::split($data);
if (!empty($words)) {
AjaxResult::ajaxResult('ok', implode(',', $words));
} else {
AjaxResult::ajaxFailtureResult();
}
}
