add Chinese Word Segmentation

core/models/ETPostModel.class.php

@@ -170,9 +170,21 @@ public function getSearchResultsCount($conversationId, $search)
  */
 private function whereSearch(&$sql, $search)
 {
+	$fulltextString = ($s = spiltWords($search)) ? $s :$search;
+	$KeywordArray = explode(" ", $fulltextString);
+	$like = '';
+	$count = count($KeywordArray);
+	foreach ($KeywordArray as $key => $value){
+		$like .= "(content LIKE '%$value%')";
+		if( ET::$session->user )
+			$like .= " OR (content LIKE '%$value%')";
+		if ( $key+1 != $count ){
+			$like .= " OR ";
+		}
+	}
 	if(preg_match('/[\x80-\xff]/i',$search))
 	{
-		$sql->where("content LIKE :search");
+		$sql->where($like);
 	}
 	else
 	{

core/models/ETSearchModel.class.php

@@ -397,17 +397,28 @@ public function getConversationIDs($channelIDs = array(), $searchString = "", $o
 
 		// Run a query against the posts table to get matching conversation IDs.
 		$fulltextString = implode(" ", $this->fulltext);
+		$fulltextString = ($s = spiltWords($fulltextString)) ? $s :$fulltextString;
+		$KeywordArray = explode(" ", $fulltextString);
+		$this->fulltext = $KeywordArray;
+		$like = '';
+		$count = count($KeywordArray);
+		foreach ($KeywordArray as $key => $value){
+			$like .= "(title LIKE '%$value%')";
+			if( ET::$session->user )
+				$like .= " OR (content LIKE '%$value%')";
+			if ( $key+1 != $count ){
+				$like .= " OR ";
+			}
+		}
 		if(preg_match('/[\x80-\xff]/i',$fulltextString))
 		{
 
 			$fulltextQuery = ET::SQL()
 			->select("DISTINCT conversationId")
 			->from("post")
-			->where("(title LIKE :fulltext) OR (content LIKE :fulltext)")
+			->where($like)
 			->where($idCondition)
-			->orderBy("conversationId DESC")
-			->bind(":fulltext", "%".$fulltextString."%")
-			->bind(":fulltextOrder", $fulltextString);
+			->orderBy("conversationId DESC");