From 5af5737a6de2da256d4382953a3f9b6a1c43f5f1 Mon Sep 17 00:00:00 2001
From: Sylvain Lesage <severo@rednegra.net>
Date: Thu, 3 Nov 2016 16:13:17 -0400
Subject: [PATCH] Fix #811 - fetch and show emoji icons

---
 daos/mysql/Items.php      | 2 +-
 daos/mysql/Statements.php | 4 ++--
 daos/mysql/Tags.php       | 2 +-
 libs/f3/db/sql.php        | 3 +--
 4 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/daos/mysql/Items.php b/daos/mysql/Items.php
index 3f4fe1f542..be034bfe52 100644
--- a/daos/mysql/Items.php
+++ b/daos/mysql/Items.php
@@ -219,7 +219,7 @@ public function get($options = array()) {
         if(isset($options['tag']) && strlen($options['tag'])>0) {
             $params[':tag'] = array( "%,".$options['tag'].",%" , \PDO::PARAM_STR );
             if ( \F3::get( 'db_type' ) == 'mysql' ) {
-              $where .= " AND ( CONCAT( ',' , sources.tags , ',' ) LIKE _utf8 :tag COLLATE utf8_bin ) ";
+              $where .= " AND ( CONCAT( ',' , sources.tags , ',' ) LIKE _utf8mb4 :tag COLLATE utf8mb4_general_ci ) ";
             } else {
               $where .= " AND ( (',' || sources.tags || ',') LIKE :tag ) ";
             }
diff --git a/daos/mysql/Statements.php b/daos/mysql/Statements.php
index abb87637a7..62f2c35a8e 100644
--- a/daos/mysql/Statements.php
+++ b/daos/mysql/Statements.php
@@ -80,8 +80,8 @@ public static function isFalse($column) {
     */
     public static function csvRowMatches($column, $value) {
         if( $value[0] == ':' )
-            $value = "_utf8 $value";
+            $value = "_utf8mb4 $value";
 
-        return "CONCAT(',', $column, ',') LIKE CONCAT('%,', $value, ',%') COLLATE utf8_bin";
+        return "CONCAT(',', $column, ',') LIKE CONCAT('%,', $value, ',%') COLLATE utf8mb4_general_ci";
     }
 }
diff --git a/daos/mysql/Tags.php b/daos/mysql/Tags.php
index a796f3bbb5..48f3a297b2 100644
--- a/daos/mysql/Tags.php
+++ b/daos/mysql/Tags.php
@@ -130,7 +130,7 @@ private function isColorUsed($color) {
      */
     public function hasTag($tag) {
         if ( \F3::get( 'db_type' ) == 'mysql' ) {
-            $where = 'WHERE tag = _utf8 :tag COLLATE utf8_bin';
+            $where = 'WHERE tag = _utf8mb4 :tag COLLATE utf8mb4_general_ci';
         } else {
             $where = 'WHERE tag=:tag';
         }
diff --git a/libs/f3/db/sql.php b/libs/f3/db/sql.php
index 6008944641..100d8a1fa5 100644
--- a/libs/f3/db/sql.php
+++ b/libs/f3/db/sql.php
@@ -461,8 +461,7 @@ function __construct($dsn,$user=NULL,$pw=NULL,array $options=NULL) {
 		if (!$options)
 			$options=array();
 		if (isset($parts[0]) && strstr($parts[0],':',TRUE)=='mysql')
-			$options+=array(\PDO::MYSQL_ATTR_INIT_COMMAND=>'SET NAMES '.
-				strtolower(str_replace('-','',$fw->get('ENCODING'))).';');
+			$options+=array(\PDO::MYSQL_ATTR_INIT_COMMAND=>'SET NAMES utf8mb4;');
 		$this->pdo=new \PDO($dsn,$user,$pw,$options);
 		$this->engine=$this->pdo->getattribute(\PDO::ATTR_DRIVER_NAME);
 	}