apply patch from Issue #15 Add support for MoreLikeThis handler

library/Solarium/Client.php

@@ -71,6 +71,7 @@ class Solarium_Client extends Solarium_Configurable
      * Querytype ping
      */
     const QUERYTYPE_PING = 'ping';
+    const QUERYTYPE_MORELIKETHIS = 'mlt';
 
     /**
      * Default options
@@ -102,6 +103,11 @@ class Solarium_Client extends Solarium_Configurable
             'requestbuilder' => 'Solarium_Client_RequestBuilder_Ping',
             'responseparser' => 'Solarium_Client_ResponseParser_Ping'
         ),
+        self::QUERYTYPE_MORELIKETHIS => array(
+            'query'						=> 'Solarium_Query_MoreLikeThis',
+            'requestbuilder'  => 'Solarium_Client_RequestBuilder_MoreLikeThis',
+            'responseparser'  => 'Solarium_Client_ResponseParser_MoreLikeThis'
+        ),
     );
 
     /**
@@ -557,6 +563,30 @@ class Solarium_Client extends Solarium_Configurable
     {
         return $this->execute($query);
     }
+    
+    /**
+     * Execute a MoreLikeThis query
+     *
+     * Example usage:
+     * <code>
+     * $client = new Solarium_Client;
+     * $query = $client->createMoreLikeThis();
+     * $result = $client->moreLikeThis($query);
+     * </code>
+     *
+     * @see Solarium_Query_Select
+     * @see Solarium_Result_Select
+     *
+     * @internal This is a convenience method that forwards the query to the
+     *  execute method, thus allowing for an easy to use and clean API.
+     *
+     * @param Solarium_Query_Select $query
+     * @return Solarium_Result_Select
+     */
+    public function moreLikeThis($query)
+    {
+        return $this->execute($query);
+    }
 
     /**
      * Create a query instance
@@ -594,6 +624,17 @@ class Solarium_Client extends Solarium_Configurable
     {
         return $this->createQuery(self::QUERYTYPE_SELECT, $options);
     }
+    
+    /**
+     * Create a MoreLikeThis query instance
+     *
+     * @param mixed $options
+     * @return Solarium_Query_Select
+     */
+    public function createMoreLikeThis($options = null)
+    {
+        return $this->createQuery(self::QUERYTYPE_MORELIKETHIS, $options);
+    }
 
     /**
      * Create an update query instance

library/Solarium/Client/RequestBuilder/MoreLikeThis.php

+<?php
+/**
+ * Copyright 2011 Bas de Nooijer. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this listof conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and documentation are
+ * those of the authors and should not be interpreted as representing official
+ * policies, either expressed or implied, of the copyright holder.
+ *
+ * @copyright Copyright 2011 Bas de Nooijer <solarium@raspberry.nl>
+ * @license http://github.com/basdenooijer/solarium/raw/master/COPYING
+ * @link http://www.solarium-project.org/
+ *
+ * @package Solarium
+ * @subpackage Client
+ */
+
+/**
+ * Build a MoreLikeThis request
+ *
+ * @package Solarium
+ * @subpackage Client
+ */
+class Solarium_Client_RequestBuilder_MoreLikeThis extends Solarium_Client_RequestBuilder
+{
+
+    /**
+     * Build request for a MoreLikeThis query
+     *
+     * @param Solarium_Query_Select $query
+     * @return Solarium_Client_Request
+     */
+    public function build($query)
+    {
+        $request = new Solarium_Client_Request;
+        $request->setHandler($query->getHandler());
+
+        // add basic params to request
+        $request->addParam('q', $query->getQuery());
+        $request->addParam('mlt.match.offset', $query->getStart());
+        $request->addParam('rows', $query->getRows());
+        $request->addParam('mlt.fl', implode(',', $query->getFields()));
+        $request->addParam('wt', 'json');
+        $request->addParam('mlt.interestingTerms', $query->getInterestingTerms());
+        $request->addParam('mlt.match.include', $query->getMatchInclude());
+
+        // add sort fields to request
+        $sort = array();
+        foreach ($query->getSorts() AS $field => $order) {
+            $sort[] = $field . ' ' . $order;
+        }
+        if (count($sort) !== 0) {
+            $request->addParam('sort', implode(',', $sort));
+        }
+
+        // add filterqueries to request
+        $filterQueries = $query->getFilterQueries();
+        if (count($filterQueries) !== 0) {
+            foreach ($filterQueries AS $filterQuery) {
+                $fq = $this->renderLocalParams(
+                    $filterQuery->getQuery(),
+                    array('tag' => $filterQuery->getTags())
+                );
+                $request->addParam('fq', $fq);
+            }
+        }
+
+        // add components to request
+        $types = $query->getComponentTypes();
+        foreach ($query->getComponents() as $component) {
+            $componentBuilderClass = $types[$component->getType()]['requestbuilder'];
+            if (!empty($componentBuilderClass)) {
+                $componentBuilder = new $componentBuilderClass;
+                $request = $componentBuilder->build($component, $request);
+            }
+        }
+        
+        return $request;
+    }
+
+}
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