diff --git a/workflow/engine/classes/class.solr.php b/workflow/engine/classes/class.solr.php
index 52061bad4..6aa025006 100644
--- a/workflow/engine/classes/class.solr.php
+++ b/workflow/engine/classes/class.solr.php
@@ -1,6 +1,6 @@
 <?php
+
 /**
- *
  * ProcessMaker Open Source Edition
  * Copyright (C) 2004 - 2012 Colosa Inc.23
  *
@@ -19,602 +19,614 @@
  *
  * For more information, contact Colosa Inc, 5304 Ventura Drive,
  * Delray Beach, FL, 33484, USA, or email info@colosa.com.
- *
  */
 
-
 /**
  * Interface to the Solr Search server
+ *
  * @author Herbert Saal Gutierrez
  *
  */
 class BpmnEngine_SearchIndexAccess_Solr
 {
-  const SOLR_VERSION = '&version=2.2';
-  private $_solrIsEnabled = false;
-  private $_solrHost = "";
+    const SOLR_VERSION = '&version=2.2';
+    private $_solrIsEnabled = false;
+    private $_solrHost = "";
 
-  public function __construct($solrIsEnabled = false, $solrHost = "")
-  {
-    // use the parameters to initialize class
-    $this->_solrIsEnabled = $solrIsEnabled;
-    $this->_solrHost = $solrHost;
-  }
-
-  /**
-   * Verify if the Solr service is available
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return bool
-   */
-  public function isEnabled()
-  {
-    // verify solr server response
-
-    return $this->_solrIsEnabled;
-  }
-
-  /**
-   * Returns the total number of indexed documents
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @param
-   *          workspace: workspace name
-   * @return total
-   */
-  public function getNumberDocuments($workspace)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-      // get configuration information in base to workspace parameter
-
-    // get total number of documents in registry
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/select/?q=*:*";
-    $solrIntruct .= self::SOLR_VERSION;
-    $solrIntruct .= "&start=0&rows=0&echoParams=none&wt=json";
-
-    $handlerTotal = curl_init ($solrIntruct);
-    curl_setopt ($handlerTotal, CURLOPT_RETURNTRANSFER, true);
-
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handlerTotal, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handlerTotal, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handlerTotal, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handlerTotal, CURLOPT_HTTPHEADER, array('Expect:'));
+    public function __construct ($solrIsEnabled = false, $solrHost = "")
+    {
+        // use the parameters to initialize class
+        $this->_solrIsEnabled = $solrIsEnabled;
+        $this->_solrHost = $solrHost;
     }
 
-    $responseTotal = curl_exec ($handlerTotal);
-    curl_close ($handlerTotal);
+    /**
+     * Verify if the Solr service is available
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return bool
+     */
+    public function isEnabled ()
+    {
+        // verify solr server response
 
-    // verify the result of solr
-    $responseSolrTotal = G::json_decode ($responseTotal);
-    if ($responseSolrTotal->responseHeader->status != 0) {
-      throw new Exception ("Error returning the total number of documents in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-    $numTotalDocs = $responseSolrTotal->response->numFound;
-    return $numTotalDocs;
-  }
 
-  /**
-   * Execute a query in base to Requested data
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function executeQuery($solrRequestData)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $workspace = $solrRequestData->workspace;
-
-    // format request
-    $query = empty ($solrRequestData->searchText) ? '*:*' : $solrRequestData->searchText;
-    $query = rawurlencode ($query);
-    $start = '&start=' . $solrRequestData->startAfter;
-    $rows = '&rows=' . $solrRequestData->pageSize;
-    $fieldList = '';
-    $cols = $solrRequestData->includeCols;
-    if (! empty ($cols)) {
-      $fieldList = "&fl=" . implode (",", $cols);
-    }
-    $sort = '';
-    if ($solrRequestData->numSortingCols > 0) {
-      $sort = '&sort=';
-      for ($i = 0; $i < $solrRequestData->numSortingCols; $i ++) {
-        $sort .= $solrRequestData->sortCols [$i] . "%20" . $solrRequestData->sortDir [$i] . ",";
-      }
-
-      $sort = substr_replace ($sort, "", - 1);
-    }
-    $resultFormat = empty ($solrRequestData->resultFormat) ? '' : '&wt=' . $solrRequestData->resultFormat;
-    $filters = '';
-    $aFilters = explode (',', $solrRequestData->filterText);
-    foreach ($aFilters as $value) {
-      $filters .= '&fq=' . urlencode ($value);
+        return $this->_solrIsEnabled;
     }
 
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/select/?q=$query";
-    $solrIntruct .= "&echoParams=none";
-    $solrIntruct .= self::SOLR_VERSION;
-    $solrIntruct .= $start;
-    $solrIntruct .= $rows;
-    $solrIntruct .= $fieldList;
-    $solrIntruct .= $sort;
-    $solrIntruct .= $filters;
-    $solrIntruct .= $resultFormat;
-    // send query
-    // search the cases in base to datatable parameters
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
+    /**
+     * Returns the total number of indexed documents
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @param workspace: workspace name
+     * @return total
+     */
+    public function getNumberDocuments ($workspace)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
+            // get configuration information in base to workspace parameter
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+
+        // get total number of documents in registry
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/select/?q=*:*";
+        $solrIntruct .= self::SOLR_VERSION;
+        $solrIntruct .= "&start=0&rows=0&echoParams=none&wt=json";
+
+        $handlerTotal = curl_init( $solrIntruct );
+        curl_setopt( $handlerTotal, CURLOPT_RETURNTRANSFER, true );
+
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handlerTotal, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handlerTotal, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handlerTotal, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handlerTotal, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
+
+        $responseTotal = curl_exec( $handlerTotal );
+        curl_close( $handlerTotal );
+
+        // verify the result of solr
+        $responseSolrTotal = G::json_decode( $responseTotal );
+        if ($responseSolrTotal->responseHeader->status != 0) {
+            throw new Exception( "Error returning the total number of documents in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
+        $numTotalDocs = $responseSolrTotal->response->numFound;
+        return $numTotalDocs;
     }
 
-    $response = curl_exec ($handler);
-    curl_close ($handler);
+    /**
+     * Execute a query in base to Requested data
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function executeQuery ($solrRequestData)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $workspace = $solrRequestData->workspace;
 
-    // decode
-    $responseSolr = G::json_decode ($response);
-    if ($responseSolr->responseHeader->status != 0) {
-      throw new Exception ("Error executing query to Solr." . $solrIntruct . " response error: " . $response . "\n");
+        // format request
+        $query = empty( $solrRequestData->searchText ) ? '*:*' : $solrRequestData->searchText;
+        $query = rawurlencode( $query );
+        $start = '&start=' . $solrRequestData->startAfter;
+        $rows = '&rows=' . $solrRequestData->pageSize;
+        $fieldList = '';
+        $cols = $solrRequestData->includeCols;
+        if (! empty( $cols )) {
+            $fieldList = "&fl=" . implode( ",", $cols );
+        }
+        $sort = '';
+        if ($solrRequestData->numSortingCols > 0) {
+            $sort = '&sort=';
+            for ($i = 0; $i < $solrRequestData->numSortingCols; $i ++) {
+                $sort .= $solrRequestData->sortCols[$i] . "%20" . $solrRequestData->sortDir[$i] . ",";
+            }
+
+            $sort = substr_replace( $sort, "", - 1 );
+        }
+        $resultFormat = empty( $solrRequestData->resultFormat ) ? '' : '&wt=' . $solrRequestData->resultFormat;
+        $filters = '';
+        $aFilters = explode( ',', $solrRequestData->filterText );
+        foreach ($aFilters as $value) {
+            $filters .= '&fq=' . urlencode( $value );
+        }
+
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/select/?q=$query";
+        $solrIntruct .= "&echoParams=none";
+        $solrIntruct .= self::SOLR_VERSION;
+        $solrIntruct .= $start;
+        $solrIntruct .= $rows;
+        $solrIntruct .= $fieldList;
+        $solrIntruct .= $sort;
+        $solrIntruct .= $filters;
+        $solrIntruct .= $resultFormat;
+        // send query
+        // search the cases in base to datatable parameters
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
+
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+
+        // decode
+        $responseSolr = G::json_decode( $response );
+        if ($responseSolr->responseHeader->status != 0) {
+            throw new Exception( "Error executing query to Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
+
+        return $responseSolr;
     }
 
-    return $responseSolr;
-  }
+    /**
+     * Insert or Update document index
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function updateDocument ($solrUpdateDocument)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $solrUpdateDocument->workspace;
+        $solrIntruct .= "/update";
 
-  /**
-   * Insert or Update document index
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function updateDocument($solrUpdateDocument)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $solrUpdateDocument->workspace;
-    $solrIntruct .= "/update";
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+        curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Content-type:application/xml'
+        ) ); // -H
+        curl_setopt( $handler, CURLOPT_BINARYTRANSFER, TRUE ); // --data-binary
+        curl_setopt( $handler, CURLOPT_POSTFIELDS, $solrUpdateDocument->document ); // data
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt ($handler, CURLOPT_HTTPHEADER, array (
-        'Content-type:application/xml'
-    )); // -H
-    curl_setopt ($handler, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
-    curl_setopt ($handler, CURLOPT_POSTFIELDS, $solrUpdateDocument->document); // data
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
+
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+
+        $swOk = strpos( $response, '<int name="status">0</int>' );
+        if (! $swOk) {
+            throw new Exception( "Error updating document in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
     }
 
-    $response = curl_exec ($handler);
-    curl_close ($handler);
+    /**
+     * Commit the changes since the last commit
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function commitChanges ($workspace)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/update";
 
-    $swOk = strpos ($response, '<int name="status">0</int>');
-    if (! $swOk) {
-      throw new Exception ("Error updating document in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-  }
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+        curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Content-type:application/xml'
+        ) ); // -H
+        curl_setopt( $handler, CURLOPT_BINARYTRANSFER, TRUE ); // --data-binary
+        curl_setopt( $handler, CURLOPT_POSTFIELDS, "<commit/>" ); // data
 
-  /**
-   * Commit the changes since the last commit
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function commitChanges($workspace)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/update";
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt ($handler, CURLOPT_HTTPHEADER, array (
-        'Content-type:application/xml'
-    )); // -H
-    curl_setopt ($handler, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
-    curl_setopt ($handler, CURLOPT_POSTFIELDS, "<commit/>"); // data
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+
+        $swOk = strpos( $response, '<int name="status">0</int>' );
+        if (! $swOk) {
+            throw new Exception( "Error commiting changes in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
     }
 
-    $response = curl_exec ($handler);
-    curl_close ($handler);
+    /**
+     * Rollback the changes since the last commit
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function rollbackChanges ($workspace)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
 
-    $swOk = strpos ($response, '<int name="status">0</int>');
-    if (! $swOk) {
-      throw new Exception ("Error commiting changes in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-  }
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/update";
 
-  /**
-   * Rollback the changes since the last commit
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function rollbackChanges($workspace)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+        curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Content-type:application/xml'
+        ) ); // -H
+        curl_setopt( $handler, CURLOPT_BINARYTRANSFER, TRUE ); // --data-binary
+        curl_setopt( $handler, CURLOPT_POSTFIELDS, "<rollback/>" ); // data
 
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/update";
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt ($handler, CURLOPT_HTTPHEADER, array (
-        'Content-type:application/xml'
-    )); // -H
-    curl_setopt ($handler, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
-    curl_setopt ($handler, CURLOPT_POSTFIELDS, "<rollback/>"); // data
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+
+        $swOk = strpos( $response, '<int name="status">0</int>' );
+        if (! $swOk) {
+            throw new Exception( "Error rolling back changes in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
     }
 
-    $response = curl_exec ($handler);
-    curl_close ($handler);
+    /**
+     * Optimize Solr index
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function optimizeChanges ($workspace)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
 
-    $swOk = strpos ($response, '<int name="status">0</int>');
-    if (! $swOk) {
-      throw new Exception ("Error rolling back changes in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-  }
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/update";
 
-  /**
-   * Optimize Solr index
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function optimizeChanges($workspace)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+        curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Content-type:application/xml'
+        ) ); // -H
+        curl_setopt( $handler, CURLOPT_BINARYTRANSFER, TRUE ); // --data-binary
+        curl_setopt( $handler, CURLOPT_POSTFIELDS, "<optimize/>" ); // data
 
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/update";
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt ($handler, CURLOPT_HTTPHEADER, array (
-        'Content-type:application/xml'
-    )); // -H
-    curl_setopt ($handler, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
-    curl_setopt ($handler, CURLOPT_POSTFIELDS, "<optimize/>"); // data
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+
+        $swOk = strpos( $response, '<int name="status">0</int>' );
+        if (! $swOk) {
+            throw new Exception( "Error optimizing changes in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
     }
 
-    $response = curl_exec ($handler);
-    curl_close ($handler);
+    /**
+     * Return the list of the stored fields in Solr
+     *
+     * @param string $workspace Solr instance name
+     * @throws Exception
+     * @return void mixed of field names
+     */
+    public function getListIndexedStoredFields ($workspace)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
 
-    $swOk = strpos ($response, '<int name="status">0</int>');
-    if (! $swOk) {
-      throw new Exception ("Error optimizing changes in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-  }
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/admin/luke?numTerms=0&wt=json";
 
-  /**
-   * Return the list of the stored fields in Solr
-   *
-   * @param string $workspace
-   *          Solr instance name
-   * @throws Exception
-   * @return void mixed of field names
-   */
-  public function getListIndexedStoredFields($workspace)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
 
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/admin/luke?numTerms=0&wt=json";
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+        // decode
+        $responseSolr = G::json_decode( $response );
+        if ($responseSolr->responseHeader->status != 0) {
+            throw new Exception( "Error getting index fields in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
+        return $responseSolr;
     }
 
-    $response = curl_exec ($handler);
-    curl_close ($handler);
-    // decode
-    $responseSolr = G::json_decode ($response);
-    if ($responseSolr->responseHeader->status != 0) {
-      throw new Exception ("Error getting index fields in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-    return $responseSolr;
-  }
+    /**
+     * Delete all documents from index
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function deleteAllDocuments ($workspace)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
+            // $registry = Zend_Registry::getInstance();
 
-  /**
-   * Delete all documents from index
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function deleteAllDocuments($workspace)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-      // $registry = Zend_Registry::getInstance();
 
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/update";
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/update";
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt ($handler, CURLOPT_HTTPHEADER, array (
-        'Content-type:application/xml'
-    )); // -H
-    curl_setopt ($handler, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
-    curl_setopt ($handler, CURLOPT_POSTFIELDS, "<delete><query>*:*</query></delete>"); // data
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+        curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Content-type:application/xml'
+        ) ); // -H
+        curl_setopt( $handler, CURLOPT_BINARYTRANSFER, TRUE ); // --data-binary
+        curl_setopt( $handler, CURLOPT_POSTFIELDS, "<delete><query>*:*</query></delete>" ); // data
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
+
+        $response = curl_exec( $handler );
+
+        curl_close( $handler );
+
+        $swOk = strpos( $response, '<int name="status">0</int>' );
+        if (! $swOk) {
+            throw new Exception( "Error deleting all documents in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
     }
 
-    $response = curl_exec ($handler);
+    /**
+     * Delete specified documents from index
+     * @gearman = false
+     * @rest = false
+     * @background = false
+     *
+     * @return solr response
+     */
+    public function deleteDocument ($workspace, $idQuery)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
+            // $registry = Zend_Registry::getInstance();
 
-    curl_close ($handler);
 
-    $swOk = strpos ($response, '<int name="status">0</int>');
-    if (! $swOk) {
-      throw new Exception ("Error deleting all documents in Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-  }
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/update";
 
-  /**
-   * Delete specified documents from index
-   * @gearman = false
-   * @rest = false
-   * @background = false
-   *
-   * @return solr response
-   */
-  public function deleteDocument($workspace, $idQuery)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-      // $registry = Zend_Registry::getInstance();
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+        curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Content-type:application/xml'
+        ) ); // -H
+        curl_setopt( $handler, CURLOPT_BINARYTRANSFER, TRUE ); // --data-binary
+        curl_setopt( $handler, CURLOPT_POSTFIELDS, "<delete><query>" . $idQuery . "</query></delete>" ); // data
 
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/update";
 
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-    curl_setopt ($handler, CURLOPT_HTTPHEADER, array (
-        'Content-type:application/xml'
-    )); // -H
-    curl_setopt ($handler, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
-    curl_setopt ($handler, CURLOPT_POSTFIELDS, "<delete><query>" . $idQuery . "</query></delete>"); // data
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
 
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
+        $response = curl_exec( $handler );
+
+        curl_close( $handler );
+
+        $swOk = strpos( $response, '<int name="status">0</int>' );
+        if (! $swOk) {
+            throw new Exception( "Error deleting document in Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
     }
 
-    $response = curl_exec ($handler);
+    /**
+     * Execute a query in base to Request data
+     *
+     * @param Entity_FacetRequest $facetRequestEntity
+     * @return solr response: list of facets array
+     */
+    public function getFacetsList ($facetRequest)
+    {
+        if (! $this->_solrIsEnabled)
+            return;
 
-    curl_close ($handler);
+        $solrIntruct = '';
+        // get configuration information in base to workspace parameter
+        $workspace = $facetRequest->workspace;
 
-    $swOk = strpos ($response, '<int name="status">0</int>');
-    if (! $swOk) {
-      throw new Exception ("Error deleting document in Solr." . $solrIntruct . " response error: " . $response . "\n");
+        // format request
+        $query = empty( $facetRequest->searchText ) ? '*:*' : $facetRequest->searchText;
+        $query = rawurlencode( $query );
+        $start = '&start=0';
+        $rows = '&rows=0';
+        $facets = '&facet=on&facet.mincount=1&facet.limit=20'; // enable facet and
+        // only return facets
+        // with minimun one
+        // instance
+        foreach ($facetRequest->facetFields as $value) {
+            $facets .= '&facet.field=' . $value;
+        }
+        foreach ($facetRequest->facetQueries as $value) {
+            $facets .= '&facet.query=' . $value;
+        }
+        if (! empty( $facetRequest->facetDates )) {
+            foreach ($facetRequest->facetDates as $value) {
+                $facets .= '&facet.date=' . $value;
+            }
+            $facets .= '&facet.date.start=' . $facetRequest->facetDatesStart;
+            $facets .= '&facet.date.end=' . $facetRequest->facetDatesEnd;
+            $facets .= '&facet.date.gap=' . $facetRequest->facetDateGap;
+        }
+        $filters = '';
+        foreach ($facetRequest->filters as $value) {
+            $filters .= '&fq=' . $value;
+        }
+        // echo "<pre>";
+
+
+        $resultFormat = '&wt=json';
+
+        $solrIntruct = (substr( $this->_solrHost, - 1 ) == "/") ? $this->_solrHost : $this->_solrHost . "/";
+        $solrIntruct .= $workspace;
+        $solrIntruct .= "/select/?q=$query";
+        $solrIntruct .= "&echoParams=none";
+        $solrIntruct .= self::SOLR_VERSION;
+        $solrIntruct .= $start;
+        $solrIntruct .= $rows;
+        $solrIntruct .= $facets;
+        $solrIntruct .= $filters;
+        $solrIntruct .= $resultFormat;
+
+        // send query
+        // search the cases in base to datatable parameters
+        $handler = curl_init( $solrIntruct );
+        curl_setopt( $handler, CURLOPT_RETURNTRANSFER, true );
+
+        //Apply proxy settings
+        $sysConf = System::getSystemConfiguration();
+        if ($sysConf['proxy_host'] != '') {
+            curl_setopt( $handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : '') );
+            if ($sysConf['proxy_port'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYPORT, $sysConf['proxy_port'] );
+            }
+            if ($sysConf['proxy_user'] != '') {
+                curl_setopt( $handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : '') );
+            }
+            curl_setopt( $handler, CURLOPT_HTTPHEADER, array ('Expect:'
+            ) );
+        }
+
+        $response = curl_exec( $handler );
+        curl_close( $handler );
+
+        // decode
+        $responseSolr = G::json_decode( $response );
+        if ($responseSolr->responseHeader->status != 0) {
+            throw new Exception( "Error getting faceted list from Solr." . $solrIntruct . " response error: " . $response . "\n" );
+        }
+
+        return $responseSolr;
     }
-  }
-
-  /**
-   * Execute a query in base to Request data
-   *
-   * @param Entity_FacetRequest $facetRequestEntity
-   * @return solr response: list of facets array
-   */
-  public function getFacetsList($facetRequest)
-  {
-    if (! $this->_solrIsEnabled)
-      return;
-
-    $solrIntruct = '';
-    // get configuration information in base to workspace parameter
-    $workspace = $facetRequest->workspace;
-
-    // format request
-    $query = empty ($facetRequest->searchText) ? '*:*' : $facetRequest->searchText;
-    $query = rawurlencode ($query);
-    $start = '&start=0';
-    $rows = '&rows=0';
-    $facets = '&facet=on&facet.mincount=1&facet.limit=20'; // enable facet and
-                                                           // only return facets
-                                                           // with minimun one
-                                                           // instance
-    foreach ($facetRequest->facetFields as $value) {
-      $facets .= '&facet.field=' . $value;
-    }
-    foreach ($facetRequest->facetQueries as $value) {
-      $facets .= '&facet.query=' . $value;
-    }
-    if (! empty ($facetRequest->facetDates)) {
-      foreach ($facetRequest->facetDates as $value) {
-        $facets .= '&facet.date=' . $value;
-      }
-      $facets .= '&facet.date.start=' . $facetRequest->facetDatesStart;
-      $facets .= '&facet.date.end=' . $facetRequest->facetDatesEnd;
-      $facets .= '&facet.date.gap=' . $facetRequest->facetDateGap;
-    }
-    $filters = '';
-    foreach ($facetRequest->filters as $value) {
-      $filters .= '&fq=' . $value;
-    }
-    // echo "<pre>";
-
-    $resultFormat = '&wt=json';
-
-    $solrIntruct = (substr ($this->_solrHost, - 1) == "/") ? $this->_solrHost : $this->_solrHost . "/";
-    $solrIntruct .= $workspace;
-    $solrIntruct .= "/select/?q=$query";
-    $solrIntruct .= "&echoParams=none";
-    $solrIntruct .= self::SOLR_VERSION;
-    $solrIntruct .= $start;
-    $solrIntruct .= $rows;
-    $solrIntruct .= $facets;
-    $solrIntruct .= $filters;
-    $solrIntruct .= $resultFormat;
-
-    // send query
-    // search the cases in base to datatable parameters
-    $handler = curl_init ($solrIntruct);
-    curl_setopt ($handler, CURLOPT_RETURNTRANSFER, true);
-
-    //Apply proxy settings
-    $sysConf = System::getSystemConfiguration();
-    if ($sysConf['proxy_host'] != '') {
-      curl_setopt($handler, CURLOPT_PROXY, $sysConf['proxy_host'] . ($sysConf['proxy_port'] != '' ? ':' . $sysConf['proxy_port'] : ''));
-      if ($sysConf['proxy_port'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYPORT, $sysConf['proxy_port']);
-      }
-      if ($sysConf['proxy_user'] != '') {
-        curl_setopt($handler, CURLOPT_PROXYUSERPWD, $sysConf['proxy_user'] . ($sysConf['proxy_pass'] != '' ? ':' . $sysConf['proxy_pass'] : ''));
-      }
-      curl_setopt($handler, CURLOPT_HTTPHEADER, array('Expect:'));
-    }
-
-    $response = curl_exec ($handler);
-    curl_close ($handler);
-
-    // decode
-    $responseSolr = G::json_decode ($response);
-    if ($responseSolr->responseHeader->status != 0) {
-      throw new Exception ("Error getting faceted list from Solr." . $solrIntruct . " response error: " . $response . "\n");
-    }
-
-    return $responseSolr;
-  }
 }