Add ability to search by creditee name

CRM/SoftCredit/SoftCreditQueryObject.php

@@ -0,0 +1,80 @@
+<?php
+
+class CRM_SoftCredit_SoftCreditQueryObject extends CRM_Contact_BAO_Query_Interface {
+
+  static $_networkFields = array();
+
+  public function &getFields() {
+    return self::$_networkFields;
+  }
+
+  /**
+   * @param $query
+   *
+   */
+  public function select(&$query) {
+  }
+
+  /**
+   * @param $query
+   *
+   */
+  public function where(&$query) {
+    if (empty($query->_paramLookup['soft_credit_name'])) {
+      return;
+    }
+    if (!in_array(CRM_Contribute_BAO_Query::$_contribOrSoftCredit, array("only_scredits", "both_related", "both"))) {
+      return;
+    }
+    list($name, $op, $value, $grouping, $wildcard) = reset($query->_paramLookup['soft_credit_name']);
+    if ($value) {
+      $query->_where[$grouping][] = "civicrm_contact_d.sort_name LIKE '%{$value}%'";
+      $query->_whereTables['civicrm_contribution_soft_contact'] = 1;
+      $query->_tables['civicrm_contribution_soft_contact'] = 1;
+      $query->_qill[$grouping][] = ts("%1 %2 - '%3'", [1 => 'Soft Creditee\'s name', 2 => 'LIKE', 3 => $value]);
+    }
+  }
+
+  /**
+   * @param string $name
+   * @param $mode
+   * @param $side
+   *
+   */
+  public function from($name, $mode, $side) {
+  }
+
+  /**
+   * @param $tables
+   *
+   */
+  public function setTableDependency(&$tables) {
+  }
+
+  public function getPanesMapper(&$panes) {
+  }
+
+  /**
+   * @param $panes
+   *
+   */
+  public function registerAdvancedSearchPane(&$panes) {
+  }
+
+  /**
+   * @param CRM_Core_Form $form
+   * @param $type
+   *
+   */
+  public function buildAdvancedSearchPaneForm(&$form, $type) {
+  }
+
+  /**
+   * @param $paneTemplatePathArray
+   * @param $type
+   *
+   */
+  public function setAdvancedSearchPaneTemplatePath(&$paneTemplatePathArray, $type) {
+  }
+
+}

softcreditcustomfields.php

@@ -171,6 +171,7 @@ function softcreditcustomfields_civicrm_buildForm($formName, &$form) {
     || ('CRM_Contact_Form_Search_Advanced' == $formName && ('CiviContribute' == $form->_searchPane || $form->_flagSubmitted))
   ) {
     CRM_Contribute_BAO_Query::addCustomFormFields($form, ['ContributionSoft']);
+    $form->add('text', 'soft_credit_name', ts('Soft Creditee\'s name'));
     if ('CRM_Contact_Form_Search_Advanced' == $formName && 'CiviContribute' != $form->_searchPane) {
       return;
     }
@@ -323,3 +324,14 @@ function softcreditcustomfields_civicrm_postProcess($formName, &$form) {
     }
   }
 }
+
+/**
+ * Implements hook_civicrm_queryObjects().
+ *
+ * @link http://wiki.civicrm.org/confluence/display/CRMDOC/hook_civicrm_queryObjects
+ */
+function softcreditcustomfields_civicrm_queryObjects(&$queryObjects, $type) {
+  if ($type == 'Contact') {
+    $queryObjects[] = new CRM_SoftCredit_SoftCreditQueryObject();
+  }
+}

templates/CRM/Contribute/Form/Search/SoftCredit-Search.tpl

@@ -1,12 +1,20 @@
+{if $form.soft_credit_name}
+  <div class="crm-softcredit-form-block-soft_credit_sort_name">
+    {$form.soft_credit_name.label}<br>
+    {$form.soft_credit_name.html}
+  </div>
+{/if}
 {if $contributionSoftGroupTree}
   <div class="softcredit_custom_groups">
     <br>
     {include file="CRM/Custom/Form/Search.tpl" groupTree=$contributionSoftGroupTree showHideLinks=false}
   </div>
-
+{/if}
+{if $contributionSoftGroupTree OR $form.soft_credit_name}
   <script type="text/javascript">
   {literal}
     CRM.$(function($) {
+      $('div#contribution_soft_credit_type_wrapper').append($('div.crm-softcredit-form-block-soft_credit_sort_name'));
       $('div#contribution_soft_credit_type_wrapper').append($('div.softcredit_custom_groups'));
     });
   {/literal}