different search types e.g. equal, like, not equal,...

Author: duesentrieb26

composer.json

@@ -26,6 +26,7 @@
     "require-dev": {
       "crysalead/kahlan": "dev-master",
       "fzaninotto/faker": "1.5.*@dev"
+
     },
     "minimum-stability": "dev"
 }

src/Adapters/QueryBuilder.php

@@ -1,53 +1,143 @@
 <?php
 namespace DataTables\Adapters;
+
 use Phalcon\Paginator\Adapter\QueryBuilder as PQueryBuilder;
 
-class QueryBuilder extends AdapterInterface{
+class QueryBuilder extends AdapterInterface {
+  /**
+   * @var \Phalcon\Mvc\Model\Query\BuilderInterface
+   */
   protected $builder;
 
+  /**
+   * @var array
+   */
+  protected $typeMapping
+    = [
+      "equal"         => array(
+        "clause" => "%s = %s",
+        "value"  => "%s",
+      ),
+      "like"          => array(
+        "clause" => "%s LIKE %s",
+        "value"  => "%s",
+      ),
+      "greater"       => array(
+        "clause" => "%s > %s",
+        "value"  => "%s",
+      ),
+      "greater_equal" => array(
+        "clause" => "%s >= %s",
+        "value"  => "%s"
+      ),
+      "lower"         => array(
+        "clause" => "%s < %s",
+        "value"  => "%s"
+      ),
+      "lower_equal"   => array(
+        "clause" => "%s <= %s",
+        "value"  => "%s"
+      ),
+      "not_equal"     => array(
+        "clause" => "%s != %s",
+        "value"  => "%s"
+      ),
+      "not_like"      => array(
+        "clause" => "%s NOT LIKE %s",
+        "value"  => "%s"
+      ),
+      "in"            => array(
+        "clause" => " %s IN (%s)",
+        "value"  => "%s"
+      ),
+      "not_in"        => array(
+        "clause" => "%s NOT IN (%s)",
+        "value"  => "%s"
+      ),
+      "between"       => array(
+        "clause" => "%s BETWEEN %s AND %s",
+        "value"  => "%s"
+      ),
+      "not_between"   => array(
+        "clause" => "%s NOT BETWEEN %s AND %s",
+        "value"  => "%s"
+      ),
+      "regex"         => array(
+        "clause" => "%s REGEX %s",
+        "value"  => "%s"
+      ),
+      "not_regex"     => array(
+        "clause" => "%s NOT REGEX %s",
+        "value"  => "%s"
+      ),
+    ];
+
   public function setBuilder($builder) {
     $this->builder = $builder;
   }
 
   public function getResponse() {
-    $builder = new PQueryBuilder([
-      'builder' => $this->builder,
-      'limit'   => 1,
-      'page'    => 1,
-    ]);
+    $builder = new PQueryBuilder(
+      [
+        'builder' => $this->builder,
+        'limit'   => 1,
+        'page'    => 1,
+      ]
+    );
 
     $total = $builder->getPaginate();
 
-    $this->bind('global_search', function($column, $search) {
+    $this->bind(
+      'global_search', function ($column, $search) {
       $this->builder->orWhere("{$column} LIKE ?0", ["%{$search}%"]);
-    });
+    }
+    );
 
-    $this->bind('column_search', function($column, $search) {
+    $this->bind(
+      'column_search', function ($column, $search) {
       $this->builder->andWhere("{$column} LIKE :key_{$column}:", ["key_{$column}" => "%{$search}%"]);
-    });
-
+    }
+    );
 
-    $this->bind('external_search', function($column, $type, $search) {
-      $this->builder->andWhere("{$column} LIKE :key_{$column}:", ["key_{$column}" => "%{$search}%"]);
-    });
+    $this->bind(
+      'external_search', function ($column, $type, $search) {
 
+      $type = mb_strtolower($type);
+      $search = str_replace('*', '%', $search);
+      if (array_key_exists($type, $this->typeMapping)) {
+        $clause = sprintf($this->typeMapping[$type]['clause'], $column, ':key_' . $column . ":");
+        $search = sprintf($this->typeMapping[$type]['value'], $search);
+      } else {
+        throw new \Exception('no valid search type ' . $type);
+      }
+      $this->builder->andWhere($clause, ["key_{$column}" => $search]);
+    }
+    );
 
-    $this->bind('order', function($order) {
+    $this->bind(
+      'order', function ($order) {
       $this->builder->orderBy(implode(', ', $order));
-    });
+    }
+    );
 
-    $builder = new PQueryBuilder([
-      'builder' => $this->builder,
-      'limit'   => $this->parser->getLimit(),
-      'page'    => $this->parser->getPage(),
-    ]);
+    $builder = new PQueryBuilder(
+      [
+        'builder' => $this->builder,
+        'limit'   => $this->parser->getLimit(),
+        'page'    => $this->parser->getPage(),
+      ]
+    );
 
     $filtered = $builder->getPaginate();
-    
-    return $this->formResponse([
-      'total'     => $total->total_items,
-      'filtered'  => $filtered->total_items,
-      'data'      => $filtered->items->toArray(),
-    ]);
+
+    return $this->formResponse(
+      [
+        'total'    => $total->total_items,
+        'filtered' => $filtered->total_items,
+        'data'     => $filtered->items->toArray(),
+        'phql' => $this->builder->getPhql()
+      ]
+    );
   }
+
 }

src/DataTable.php

@@ -40,6 +40,7 @@ public function sendResponse() {
     $response->setContentType('application/json', 'utf8');
     $response->setJsonContent($this->getResponse());
     $response->send();
+    exit;
   }
 
   public function fromBuilder($builder, $columns = []) {