Improve code readability by using of empty lines

plugins/drivers/elastic.php

@@ -213,6 +213,7 @@ function select($table, $select, $where, $group, $order = array(), $limit = 1, $
 				} else {
 					$fields = $hit["_source"];
 				}
+
 				foreach ($fields as $key => $val) {
 					$row[$key] = (is_array($val) ? json_encode($val) : $val);
 				}

plugins/drivers/elastic5.php

@@ -63,6 +63,7 @@ function query($path, array $content = null, $method = 'GET') {
 
 					return $driver->select($matches[1], array("*"), $where, null, array(), $matches[3]);
 				}
+
 				return $this->rootQuery(($this->_db != "" ? "$this->_db/" : "/") . ltrim($path, '/'), $content, $method);
 			}
 
@@ -91,6 +92,7 @@ function connect($server, $username, $password) {
 
 			function select_db($database) {
 				$this->_db = $database;
+
 				return true;
 			}
 
@@ -132,9 +134,11 @@ class Min_Driver extends Min_SQL {
 		function select($table, $select, $where, $group, $order = array(), $limit = 1, $page = 0, $print = false) {
 			$data = array();
 			$query = (min_version(7) ? "" : "$table/") . "_search";
+
 			if ($select != array("*")) {
 				$data["fields"] = $select;
 			}
+
 			if ($order) {
 				$sort = array();
 				foreach ($order as $col) {
@@ -143,12 +147,14 @@ function select($table, $select, $where, $group, $order = array(), $limit = 1, $
 				}
 				$data["sort"] = $sort;
 			}
+
 			if ($limit) {
 				$data["size"] = +$limit;
 				if ($page) {
 					$data["from"] = ($page * $limit);
 				}
 			}
+
 			foreach ($where as $val) {
 				if (preg_match('~^\((.+ OR .+)\)$~', $val, $matches)) {
 					$parts = explode(" OR ", $matches[1]);
@@ -176,35 +182,42 @@ function select($table, $select, $where, $group, $order = array(), $limit = 1, $
 					}
 				}
 			}
+
 			$start = microtime(true);
 			$search = $this->_conn->query($query, $data);
+
 			if ($print) {
 				echo adminer()->selectQuery("$query: " . json_encode($data), $start, !$search);
 			}
 			if (!$search) {
 				return false;
 			}
+
 			$return = array();
 			foreach ($search['hits']['hits'] as $hit) {
 				$row = array();
 				if ($select == array("*")) {
 					$row["_id"] = $hit["_id"];
 				}
+
 				$fields = $hit['_source'];
 				if ($select != array("*")) {
 					$fields = array();
 					foreach ($select as $key) {
 						$fields[$key] = $key == "_id" ? [$hit["_id"]] : $hit['fields'][$key];
 					}
 				}
+
 				foreach ($fields as $key => $val) {
 					if ($data["fields"]) {
 						$val = $val[0];
 					}
 					$row[$key] = (is_array($val) ? json_encode($val) : $val); //! display JSON and others differently
 				}
+
 				$return[] = $row;
 			}
+
 			return new Min_Result($return);
 		}
 
@@ -214,8 +227,10 @@ function update($type, $record, $queryWhere, $limit = 0, $separator = "\n") {
 			if (count($parts) == 2) {
 				$id = trim($parts[1]);
 				$query = "$type/$id";
+
 				return $this->_conn->query($query, $record, 'POST');
 			}
+
 			return false;
 		}
 
@@ -224,6 +239,7 @@ function insert($type, $record) {
 			$query = "$type/$id";
 			$response = $this->_conn->query($query, $record, 'POST');
 			$this->_conn->last_id = $response['_id'];
+
 			return $response['created'];
 		}
 
@@ -241,14 +257,17 @@ function delete($type, $queryWhere, $limit = 0) {
 					}
 				}
 			}
+
 			$this->_conn->affected_rows = 0;
+
 			foreach ($ids as $id) {
 				$query = "{$type}/{$id}";
 				$response = $this->_conn->query($query, '{}', 'DELETE');
 				if (is_array($response) && $response['found'] == true) {
 					$this->_conn->affected_rows++;
 				}
 			}
+
 			return $this->_conn->affected_rows;
 		}
 
@@ -261,13 +280,16 @@ function convertOperator($operator) {
 
 	function connect() {
 		$connection = new Min_DB;
+
 		list($server, $username, $password) = adminer()->credentials();
 		if ($password != "" && $connection->connect($server, $username, "")) {
 			return lang('Database does not support password.');
 		}
+
 		if ($connection->connect($server, $username, $password)) {
 			return $connection;
 		}
+
 		return $connection->error;
 	}
 
@@ -277,6 +299,7 @@ function support($feature) {
 
 	function logged_user() {
 		$credentials = adminer()->credentials();
+
 		return $credentials[1];
 	}
 
@@ -286,6 +309,7 @@ function get_databases() {
 			$return = array_keys($return);
 			sort($return, SORT_STRING);
 		}
+
 		return $return;
 	}
 
@@ -307,13 +331,15 @@ function engines() {
 	function count_tables($databases) {
 		$return = array();
 		$result = connection()->query('_stats');
+
 		if ($result && $result['indices']) {
 			$indices = $result['indices'];
 			foreach ($indices as $indice => $stats) {
 				$indexing = $stats['total']['indexing'];
 				$return[$indice] = $indexing['index_total'];
 			}
 		}
+
 		return $return;
 	}
 
@@ -326,6 +352,7 @@ function tables_list() {
 		if ($return) {
 			$return = array_fill_keys(array_keys($return[connection()->_db]["mappings"]), 'table');
 		}
+
 		return $return;
 	}
 
@@ -340,7 +367,9 @@ function table_status($name = "", $fast = false) {
 				)
 			)
 		), "POST");
+
 		$return = array();
+
 		if ($search) {
 			$tables = $search["aggregations"]["count_by_type"]["buckets"];
 			foreach ($tables as $table) {
@@ -354,6 +383,7 @@ function table_status($name = "", $fast = false) {
 				}
 			}
 		}
+
 		return $return;
 	}
 
@@ -375,6 +405,7 @@ function indexes($table, $connection2 = null) {
 
 	function fields($table) {
 		$mappings = array();
+
 		if (min_version(7)) {
 			$result = connection()->query("_mapping");
 			if ($result) {
@@ -419,6 +450,7 @@ function fields($table) {
 				unset($return[$name]["privileges"]["update"]);
 			}
 		}
+
 		return $return;
 	}
 
@@ -477,9 +509,11 @@ function alter_table($table, $name, $fields, $foreign, $comment, $engine, $colla
 				'type' => $field_type
 			);
 		}
+
 		if (!empty($properties)) {
 			$properties = array('properties' => $properties);
 		}
+
 		return connection()->query("_mapping/{$name}", $properties, 'PUT');
 	}
 
@@ -492,6 +526,7 @@ function drop_tables($tables) {
 		foreach ($tables as $table) { //! convert to bulk api
 			$return = $return && connection()->query(urlencode($table), null, 'DELETE');
 		}
+
 		return $return;
 	}
 
@@ -502,6 +537,7 @@ function last_id() {
 	function driver_config() {
 		$types = array();
 		$structured_types = array();
+
 		foreach (array(
 			lang('Numbers') => array("long" => 3, "integer" => 5, "short" => 8, "byte" => 10, "double" => 20, "float" => 66, "half_float" => 12, "scaled_float" => 21),
 			lang('Date and time') => array("date" => 10),
@@ -511,6 +547,7 @@ function driver_config() {
 			$types += $val;
 			$structured_types[$key] = array_keys($val);
 		}
+
 		return array(
 			'possible_drivers' => array("json + allow_url_fopen"),
 			'jush' => "elastic",