Fix collation issue in productos search by removing BINARY

Removed BINARY keyword from LIKE clauses to allow proper comparison
between UTF-8 search terms and latin1_swedish_ci database values.
BINARY was causing exact match issues preventing search functionality.

classes/producto.class.php

@@ -661,6 +661,64 @@ class Producto extends Main
 
 	}//Search3
 
+	function Search(){
+
+		$sqlAdd = '';
+
+		$pages = array(
+			'numbers' => array(),
+			'first' => false,
+			'prev' => false,
+			'next' => false,
+			'last' => false,
+			'current' => 1,
+			'items_per_page' => defined('ITEMS_PER_PAGE') ? ITEMS_PER_PAGE : 20,
+			'start' => 0
+		);
+
+		if($this->noProveedor)
+			$sqlAdd .= ' AND prov.noProv = "'.$this->noProveedor.'"';
+
+		if($this->proveedorId)
+			$sqlAdd .= ' AND p.proveedorId = "'.$this->proveedorId.'"';
+
+		if($this->prodCatId)
+			$sqlAdd .= ' AND p.prodCatId = "'.$this->prodCatId.'"';
+
+		if($this->descripcion)
+			$sqlAdd .= ' AND p.modelo LIKE "%'.$this->descripcion.'%"';
+
+		if($this->codigoBarra)
+			$sqlAdd .= ' AND p.codigoBarra LIKE "%'.$this->codigoBarra.'%"';
+
+		if($sqlAdd != ''){
+
+			$sql = 'SELECT p.*
+
+					FROM
+						producto AS p,
+							proveedor AS prov
+					WHERE
+						p.proveedorId = prov.proveedorId
+					AND
+						p.baja = "0"
+					'.$sqlAdd.'
+					ORDER BY
+						descripcion';
+			$this->Util()->DBSelect($_SESSION['empresaId'])->setQuery($sql);
+			$result = $this->Util()->DBSelect($_SESSION['empresaId'])->GetResult();
+
+		}else{
+			$result = array();
+		}
+
+		$data["items"] = $result;
+		$data["pages"] = $pages;
+
+		return $data;
+
+	}//Search
+
 	function Search2(){
 		
 		$sqlAdd = '';