Allow searching for multiple values within a post attributes

Allow queries like `?values[key][]=value1&values[key][]=value2`
rather than just `?values[key]=value1`

Author: rjmackay

application/classes/Ushahidi/Repository/Post.php

@@ -478,6 +478,10 @@ protected function setSearchConditions(SearchData $search)
 			{
 				$attribute = $this->form_attribute_repo->getByKey($key);
 
+				if (!is_array($value)) {
+					$value = explode(',', $value);
+				}
+
 				$sub = $this->post_value_factory
 					->getRepo($attribute->type)
 					->getValueQuery($attribute->id, $value);

application/classes/Ushahidi/Repository/Post/Tags.php

@@ -49,10 +49,18 @@ protected function selectQuery(Array $where = [])
 	}
 
 	// PostValueRepository
-	public function getValueQuery($form_attribute_id, $match)
+	public function getValueQuery($form_attribute_id, array $matches)
 	{
-		return $this->selectQuery(compact('form_attribute_id'))
-			->where('tag_id', 'LIKE', "%$match%");
+		$query = $this->selectQuery(compact('form_attribute_id'))
+			->and_where_open();
+
+		foreach ($matches as $match) {
+			$query->or_where('tag_id', 'LIKE', "%$match%");
+		}
+
+		$query->and_where_close();
+
+		return $query;
 	}
 
 	// UpdatePostValueRepository

application/classes/Ushahidi/Repository/Post/Value.php

@@ -83,10 +83,18 @@ public function deleteAllForPost($post_id)
 	}
 
 	// PostValueRepository
-	public function getValueQuery($form_attribute_id, $match)
+	public function getValueQuery($form_attribute_id, array $matches)
 	{
-		return $this->selectQuery(compact('form_attribute_id'))
-			->where('value', 'LIKE', "%$match%");
+		$query = $this->selectQuery(compact('form_attribute_id'))
+			->and_where_open();
+
+		foreach ($matches as $match) {
+			$query->or_where('value', 'LIKE', "%$match%");
+		}
+
+		$query->and_where_close();
+
+		return $query;
 	}
 
 	// PostValueRepository

src/Core/Entity/PostValueRepository.php

@@ -28,7 +28,7 @@ public function get($id, $post_id = null, $form_attribute_id = null);
 	 * @param  string $match
 	 * @return Database_Query
 	 */
-	public function getValueQuery($form_attribute_id, $match);
+	public function getValueQuery($form_attribute_id, array $matches);
 
 	/**
 	 * Get the table name for use in joins

tests/integration/posts.feature

@@ -1156,6 +1156,20 @@ Feature: Testing the Posts API
 		And the "count" property equals "1"
 		Then the guzzle status code should be 200
 
+	@resetFixture @search
+	Scenario: Search All Posts by attribute
+		Given that I want to get all "Posts"
+		And that the request "query string" is:
+			"""
+			values[test_varchar][]=special&values[test_varchar][]=things
+			"""
+		When I request "/posts"
+		Then the response is JSON
+		And the response has a "count" property
+		And the type of the "count" property is "numeric"
+		And the "count" property equals "1"
+		Then the guzzle status code should be 200
+
 	@resetFixture @search
 	Scenario: Search All Posts by single tag
 		Given that I want to get all "Posts"