Speed optimisation by enabling the posibility of the MySQL fulltext engine

5 files changed, 43 insertions, 18 deletions

diff --git a/htconfig.php b/htconfig.php
index 872572654..2c5658be4 100644
--- a/htconfig.php
+++ b/htconfig.php
@@ -88,3 +88,6 @@ $a->config['system']['itemcache'] = "";
 
 // If enabled, the lockpath is used for a lockfile to check if the poller is running
 $a->config['system']['lockpath'] = "";
+
+// If enabled, the MyBB fulltext engine is used
+$a->config['system']['use_fulltext_engine'] = true;
diff --git a/include/api.php b/include/api.php
index f58a91a72..5697fbdbc 100644
--- a/include/api.php
+++ b/include/api.php
@@ -976,7 +976,7 @@
 		$since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
 		$max_id = (x($_REQUEST,'max_id')?$_REQUEST['max_id']:0);
 		//$since_id = 0;//$since_id = (x($_REQUEST,'since_id')?$_REQUEST['since_id']:0);
-		
+
 		$start = $page*$count;
 
 		//$include_entities = (x($_REQUEST,'include_entities')?$_REQUEST['include_entities']:false);
@@ -985,11 +985,19 @@
 		$myurl = substr($myurl,strpos($myurl,'://')+3);
 		$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
 		$diasp_url = str_replace('/profile/','/u/',$myurl);
-		$sql_extra .= sprintf(" AND `item`.`parent` IN (SELECT distinct(`parent`) from item where ( `author-link` regexp '%s' or `tag` regexp '%s' or tag regexp '%s' )) ",
-			dbesc($myurl . '$'),
-			dbesc($myurl . '\\]'),
-			dbesc($diasp_url . '\\]')
-		);
+
+		if (get_config('system','use_fulltext_engine'))
+                        $sql_extra .= sprintf(" AND `item`.`parent` IN (SELECT distinct(`parent`) from item where (MATCH(`author-link`) AGAINST ('".'"%s"'."' in boolean mode) or MATCH(`tag`) AGAINST ('".'"%s"'."' in boolean mode) or MATCH(tag) AGAINST ('".'"%s"'."' in boolean mode))) ",
+                                dbesc(protect_sprintf($myurl)),
+                                dbesc(protect_sprintf($myurl)),
+                                dbesc(protect_sprintf($diasp_url))
+                        );
+                else
+                        $sql_extra .= sprintf(" AND `item`.`parent` IN (SELECT distinct(`parent`) from item where ( `author-link` like '%s' or `tag` like '%s' or tag like '%s' )) ",
+                                dbesc(protect_sprintf('%' . $myurl)),
+                                dbesc(protect_sprintf('%' . $myurl . '\\]%')),
+                                dbesc(protect_sprintf('%' . $diasp_url . '\\]%'))
+                        );
 
 		if ($max_id > 0)
 			$sql_extra .= ' AND `item`.`id` <= '.intval($max_id);
diff --git a/include/dba.php b/include/dba.php
index 7ecce7270..c19d4a8fc 100644
--- a/include/dba.php
+++ b/include/dba.php
@@ -77,14 +77,14 @@ class dba {
 
 		$this->error = '';
 
-		//@file_put_contents("/tmp/friendica-db.log", datetime_convert().':'.session_id(). ' Start '.$sql."\n", FILE_APPEND);
+		@file_put_contents("/tmp/friendica-db.log", datetime_convert().':'.session_id(). ' Start '.$sql."\n", FILE_APPEND);
 
 		if($this->mysqli)
 			$result = @$this->db->query($sql);
 		else
 			$result = @mysql_query($sql,$this->db);
 
-		//@file_put_contents("/tmp/friendica-db.log", datetime_convert().':'.session_id(). ' Stop '."\n", FILE_APPEND);
+		@file_put_contents("/tmp/friendica-db.log", datetime_convert().':'.session_id(). ' Stop '."\n", FILE_APPEND);
 
 		if($this->mysqli) {
 			if($this->db->errno)
diff --git a/mod/network.php b/mod/network.php
index c6f683b93..f54d055d3 100644
--- a/mod/network.php
+++ b/mod/network.php
@@ -416,11 +416,19 @@ function network_content(&$a, $update = 0) {
 		$myurl = substr($myurl,strpos($myurl,'://')+3);
 		$myurl = str_replace(array('www.','.'),array('','\\.'),$myurl);
 		$diasp_url = str_replace('/profile/','/u/',$myurl);
-		$sql_extra .= sprintf(" AND `item`.`parent` IN (SELECT distinct(`parent`) from item where ( `author-link` like '%s' or `tag` like '%s' or tag like '%s' )) ",
-			dbesc(protect_sprintf('%' . $myurl)),
-			dbesc(protect_sprintf('%' . $myurl . '\\]%')),
-			dbesc(protect_sprintf('%' . $diasp_url . '\\]%'))
-		);
+		if (get_config('system','use_fulltext_engine'))
+			$sql_extra .= sprintf(" AND `item`.`parent` IN (SELECT distinct(`parent`) from item where (MATCH(`author-link`) AGAINST ('".'"%s"'."' in boolean mode) or MATCH(`tag`) AGAINST ('".'"%s"'."' in boolean mode) or MATCH(tag) AGAINST ('".'"%s"'."' in boolean mode))) ",
+				dbesc(protect_sprintf($myurl)),
+				dbesc(protect_sprintf($myurl)),
+				dbesc(protect_sprintf($diasp_url))
+			);
+		else
+			$sql_extra .= sprintf(" AND `item`.`parent` IN (SELECT distinct(`parent`) from item where ( `author-link` like '%s' or `tag` like '%s' or tag like '%s' )) ",
+				dbesc(protect_sprintf('%' . $myurl)),
+				dbesc(protect_sprintf('%' . $myurl . '\\]%')),
+				dbesc(protect_sprintf('%' . $diasp_url . '\\]%'))
+			);
+
 	}
 
 
diff --git a/mod/search.php b/mod/search.php
index 3e6bf68aa..ac5134696 100644
--- a/mod/search.php
+++ b/mod/search.php
@@ -109,11 +109,17 @@ function search_content(&$a) {
 	if(! $search)
 		return $o;
 
-	if($tag)
-		$sql_extra = sprintf(" AND `item`.`tag` REGEXP '%s' ", 	dbesc('\\]' . preg_quote($search) . '\\['));
-	else
-		$sql_extra = sprintf(" AND `item`.`body` REGEXP '%s' ", dbesc(preg_quote($search)));
-
+	if (get_config('system','use_fulltext_engine')) {
+		if($tag)
+			$sql_extra = sprintf(" AND MATCH (`item`.`tag`) AGAINST ('".'"%s"'."' in boolean mode) ", '#'.preg_quote($search));
+		else
+			$sql_extra = sprintf(" AND MATCH (`item`.`body`) AGAINST ('".'"%s"'."' in boolean mode) ", dbesc(preg_quote($search)));
+	} else {
+		if($tag)
+			$sql_extra = sprintf(" AND `item`.`tag` REGEXP '%s' ", 	dbesc('\\]' . preg_quote($search) . '\\['));
+		else
+			$sql_extra = sprintf(" AND `item`.`body` REGEXP '%s' ", dbesc(preg_quote($search)));
+	}