(WIP) Sybunt - Rob's work

CRM/Report/Form.php

@@ -152,6 +152,26 @@ class CRM_Report_Form extends CRM_Core_Form {
    */
   protected $_groupFilter = FALSE;
 
+  /**
+   * Has the report been optimised for group filtering.
+   *
+   * The functionality for group filtering has been improved but not
+   * all reports have been adjusted to take care of it.
+   *
+   * This property exists to highlight the reports which are still using the
+   * slow method & allow group filtering to still work for them until they
+   * can be migrated.
+   *
+   * In order to protect extensions we have to default to TRUE - but I have
+   * separately marked every class with a groupFilter in the hope that will trigger
+   * people to fix them as they touch them.
+   *
+   * CRM-19170
+   *
+   * @var bool
+   */
+  protected $groupFilterNotOptimised = TRUE;
+
   /**
    * Navigation fields
    *
@@ -219,6 +239,13 @@ class CRM_Report_Form extends CRM_Core_Form {
   protected $_selectAliases = array();
   protected $_rollup = NULL;
 
+  /**
+   * Table containing list of contact IDs within the group filter.
+   *
+   * @var string
+   */
+  protected $groupTempTable = '';
+
   /**
    * @var array
    */
@@ -1304,15 +1331,17 @@ protected function addToDeveloperTab($sql) {
 
     $this->assignTabs();
     $this->sqlArray[] = $sql;
-    foreach (array('LEFT JOIN') as $term) {
-      $sql = str_replace($term, '<br>&nbsp&nbsp' . $term, $sql);
-    }
-    foreach (array('FROM', 'WHERE', 'GROUP BY', 'ORDER BY', 'LIMIT', ';') as $term) {
-      $sql = str_replace($term, '<br><br>' . $term, $sql);
+    foreach ($this->sqlArray as $sql) {
+      foreach (array('LEFT JOIN') as $term) {
+        $sql = str_replace($term, '<br>&nbsp&nbsp' . $term, $sql);
+      }
+      foreach (array('FROM', 'WHERE', 'GROUP BY', 'ORDER BY', 'LIMIT', ';') as $term) {
+        $sql = str_replace($term, '<br><br>' . $term, $sql);
+      }
+      $this->sqlFormattedArray[] = $sql;
+      $this->assign('sql', implode(';<br><br><br><br>', $this->sqlFormattedArray));
     }
-    $this->sql .= $sql . "<br>";
 
-    $this->assign('sql', $this->sql);
   }
 
   /**
@@ -1847,7 +1876,7 @@ public function whereClause(&$field, $op, $value, $min, $max) {
 
       case 'in':
       case 'notin':
-        if (is_string($value) && strlen($value)) {
+        if ((is_string($value) || is_numeric($value)) && strlen($value)) {
           $value = explode(',', $value);
         }
         if ($value !== NULL && is_array($value) && count($value) > 0) {
@@ -2618,6 +2647,7 @@ public function beginPostProcessCommon() {}
    * @return string
    */
   public function buildQuery($applyLimit = TRUE) {
+    $this->buildGroupTempTable();
     $this->select();
     $this->from();
     $this->customDataFrom();
@@ -3171,7 +3201,7 @@ public function endPostProcess(&$rows = NULL) {
         else {
           CRM_Core_Session::setStatus(ts("Report mail could not be sent."), ts('Mail Error'), 'error');
         }
-        return TRUE;
+        return;
       }
       elseif ($this->_outputMode == 'print') {
         echo $content;
@@ -3381,16 +3411,20 @@ public function setPager($rowCount = self::ROW_COUNT_LIMIT) {
   }
 
   /**
-   * Build where clause for groups.
+   * Build a group filter with contempt for large data sets.
+   *
+   * This function has been retained as it takes time to migrate the reports over
+   * to the new method which will not crash on large datasets.
+   *
+   * @deprecated
    *
    * @param string $field
    * @param mixed $value
    * @param string $op
    *
    * @return string
    */
-  public function whereGroupClause($field, $value, $op) {
-
+  public function legacySlowGroupFilterClause($field, $value, $op) {
     $smartGroupQuery = "";
 
     $group = new CRM_Contact_DAO_Group();
@@ -3433,6 +3467,83 @@ public function whereGroupClause($field, $value, $op) {
                           {$smartGroupQuery} ) ";
   }
 
+  /**
+   * Build where clause for groups.
+   *
+   * @param string $field
+   * @param mixed $value
+   * @param string $op
+   *
+   * @return string
+   */
+  public function whereGroupClause($field, $value, $op) {
+    if ($this->groupFilterNotOptimised) {
+      return $this->legacySlowGroupFilterClause($field, $value, $op);
+    }
+    if ($op === 'notin') {
+      return " group_temp_table.id IS NULL ";
+    }
+    // We will have used an inner join instead.
+    return "1";
+  }
+
+
+  /**
+   * Create a table of the contact ids included by the group filter.
+   *
+   * This function is called by both the api (tests) and the UI.
+   */
+  public function buildGroupTempTable() {
+    if (!empty($this->groupTempTable) || empty ($this->_params['gid_value']) || $this->groupFilterNotOptimised) {
+      return;
+    }
+    $filteredGroups = (array) $this->_params['gid_value'];
+
+    $groups = civicrm_api3('Group', 'get', array(
+      'is_active' => 1,
+      'id' => array('IN' => $filteredGroups),
+      'saved_search_id' => array('>' => 0),
+      'return' => 'id',
+    ));
+    $smartGroups = array_keys($groups['values']);
+
+    $query = "
+       SELECT group_contact.contact_id as id
+       FROM civicrm_group_contact group_contact
+       WHERE group_contact.group_id IN (" . implode(', ', $filteredGroups) . ")
+       AND group_contact.status = 'Added' ";
+
+    if (!empty($smartGroups)) {
+      CRM_Contact_BAO_GroupContactCache::check($smartGroups);
+      $smartGroups = implode(',', $smartGroups);
+      $query .= "
+        UNION DISTINCT
+        SELECT smartgroup_contact.contact_id as id
+        FROM civicrm_group_contact_cache smartgroup_contact
+        WHERE smartgroup_contact.group_id IN ({$smartGroups}) ";
+    }
+
+    $this->groupTempTable = 'civicrm_report_temp_group_' . date('Ymd_') . uniqid();
+    $this->executeReportQuery("
+      CREATE TEMPORARY TABLE $this->groupTempTable
+      $query
+    ");
+    CRM_Core_DAO::executeQuery("ALTER TABLE $this->groupTempTable ADD INDEX i_id(id)");
+  }
+
+  /**
+   * Execute query and add it to the developer tab.
+   *
+   * @param string $query
+   * @param array $params
+   *
+   * @return \CRM_Core_DAO|object
+   */
+  protected function executeReportQuery($query, $params = array()) {
+    $this->addToDeveloperTab($query);
+    return CRM_Core_DAO::executeQuery($query, $params);
+  }
+
   /**
    * Build where clause for tags.
    *
@@ -4736,4 +4847,46 @@ public function selectivelyAddLocationTablesJoinsToFilterQuery() {
     }
   }
 
+  /**
+   * Set the base table for the FROM clause.
+   *
+   * Sets up the from clause, allowing for the possibility it might be a
+   * temp table pre-filtered by groups if a group filter is in use.
+   *
+   * @param string $baseTable
+   * @param string $field
+   * @param null $tableAlias
+   */
+  public function setFromBase($baseTable, $field = 'id', $tableAlias = NULL) {
+    if (!$tableAlias) {
+      $tableAlias = $this->_aliases[$baseTable];
+    }
+    $this->_from = $this->_from = " FROM $baseTable $tableAlias ";
+    $this->joinGroupTempTable($baseTable, $field, $tableAlias);
+    $this->_from .= " {$this->_aclFrom} ";
+  }
+
+  /**
+   * Join the temp table contacting contacts who are members of the filtered groups.
+   *
+   * If we are using an IN filter we use an inner join, otherwise a left join.
+   *
+   * @param string $baseTable
+   * @param string $field
+   * @param string $tableAlias
+   */
+  public function joinGroupTempTable($baseTable, $field, $tableAlias) {
+    if ($this->groupTempTable) {
+      if ($this->_params['gid_op'] == 'in') {
+        $this->_from = " FROM $this->groupTempTable group_temp_table INNER JOIN $baseTable $tableAlias
+        ON group_temp_table.id = $tableAlias.{$field} ";
+      }
+      else {
+        $this->_from .= "
+          LEFT JOIN $this->groupTempTable group_temp_table
+          ON $tableAlias.{$field} = group_temp_table.id ";
+      }
+    }
+  }
+
 }

CRM/Report/Form/Activity.php

@@ -39,6 +39,19 @@ class CRM_Report_Form_Activity extends CRM_Report_Form {
 
   protected $_nonDisplayFields = array();
 
+  /**
+   * This report has not been optimised for group filtering.
+   *
+   * The functionality for group filtering has been improved but not
+   * all reports have been adjusted to take care of it. This report has not
+   * and will run an inefficient query until fixed.
+   *
+   * CRM-19170
+   *
+   * @var bool
+   */
+  protected $groupFilterNotOptimised = TRUE;
+
   /**
    * Class constructor.
    */

CRM/Report/Form/ActivitySummary.php

@@ -29,8 +29,6 @@
  *
  * @package CRM
  * @copyright CiviCRM LLC (c) 2004-2016
- * $Id$
- *
  */
 class CRM_Report_Form_ActivitySummary extends CRM_Report_Form {
 
@@ -40,8 +38,20 @@ class CRM_Report_Form_ActivitySummary extends CRM_Report_Form {
   protected $_tempDurationSumTableName;
 
   /**
+   * This report has not been optimised for group filtering.
+   *
+   * The functionality for group filtering has been improved but not
+   * all reports have been adjusted to take care of it. This report has not
+   * and will run an inefficient query until fixed.
+   *
+   * CRM-19170
+   *
+   * @var bool
    */
+  protected $groupFilterNotOptimised = TRUE;
+
   /**
+   * Class constructor.
    */
   public function __construct() {
     $this->_columns = array(

CRM/Report/Form/Case/Demographics.php

@@ -29,8 +29,6 @@
  *
  * @package CRM
  * @copyright CiviCRM LLC (c) 2004-2016
- * $Id$
- *
  */
 class CRM_Report_Form_Case_Demographics extends CRM_Report_Form {
 
@@ -39,10 +37,21 @@ class CRM_Report_Form_Case_Demographics extends CRM_Report_Form {
   protected $_emailField = FALSE;
 
   protected $_phoneField = FALSE;
-
   /**
+   * This report has not been optimised for group filtering.
+   *
+   * The functionality for group filtering has been improved but not
+   * all reports have been adjusted to take care of it. This report has not
+   * and will run an inefficient query until fixed.
+   *
+   * CRM-19170
+   *
+   * @var bool
    */
+  protected $groupFilterNotOptimised = TRUE;
+
   /**
+   * Class constructor.
    */
   public function __construct() {
     $this->_columns = array(

CRM/Report/Form/Case/Summary.php

@@ -29,8 +29,6 @@
  *
  * @package CRM
  * @copyright CiviCRM LLC (c) 2004-2016
- * $Id$
- *
  */
 class CRM_Report_Form_Case_Summary extends CRM_Report_Form {
 
@@ -41,8 +39,7 @@ class CRM_Report_Form_Case_Summary extends CRM_Report_Form {
   protected $_customGroupExtends = array('Case');
 
   /**
-   */
-  /**
+   * Class constructor.
    */
   public function __construct() {
     $this->case_types = CRM_Case_PseudoConstant::caseType();

CRM/Report/Form/Case/TimeSpent.php

@@ -29,13 +29,11 @@
  *
  * @package CRM
  * @copyright CiviCRM LLC (c) 2004-2016
- * $Id$
- *
  */
 class CRM_Report_Form_Case_TimeSpent extends CRM_Report_Form {
+
   /**
-   */
-  /**
+   * Class constructor.
    */
   public function __construct() {
 

CRM/Report/Form/Contact/CurrentEmployer.php

@@ -29,11 +29,22 @@
  *
  * @package CRM
  * @copyright CiviCRM LLC (c) 2004-2016
- * $Id$
- *
  */
 class CRM_Report_Form_Contact_CurrentEmployer extends CRM_Report_Form {
 
+  /**
+   * This report has not been optimised for group filtering.
+   *
+   * The functionality for group filtering has been improved but not
+   * all reports have been adjusted to take care of it. This report has not
+   * and will run an inefficient query until fixed.
+   *
+   * CRM-19170
+   *
+   * @var bool
+   */
+  protected $groupFilterNotOptimised = TRUE;
+
   protected $_summary = NULL;
 
   protected $_customGroupExtends = array(
@@ -44,6 +55,7 @@ class CRM_Report_Form_Contact_CurrentEmployer extends CRM_Report_Form {
   public $_drilldownReport = array('contact/detail' => 'Link to Detail Report');
 
   /**
+   * Class constructor.
    */
   public function __construct() {