First prototype
diff --git a/inc/Gtfs/StopTime.php b/inc/Gtfs/StopTime.php
new file mode 100644
index 0000000..c1605c9
--- /dev/null
+++ b/inc/Gtfs/StopTime.php
@@ -0,0 +1,323 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: proto/gtfs.proto
+
+namespace Gtfs;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * Generated from protobuf message <code>gtfs.StopTime</code>
+ */
+class StopTime extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * The trip_id field contains an ID that identifies a trip. The trip_id is dataset unique.
+     *
+     * Generated from protobuf field <code>string trip_id = 1;</code>
+     */
+    protected $trip_id = '';
+    /**
+     * Generated from protobuf field <code>string arrival_time = 2;</code>
+     */
+    protected $arrival_time = '';
+    /**
+     * Generated from protobuf field <code>string departure_time = 3;</code>
+     */
+    protected $departure_time = '';
+    /**
+     * Generated from protobuf field <code>string stop_id = 4;</code>
+     */
+    protected $stop_id = '';
+    /**
+     * Generated from protobuf field <code>string stop_sequence = 5;</code>
+     */
+    protected $stop_sequence = '';
+    /**
+     * Generated from protobuf field <code>string stop_headsign = 6;</code>
+     */
+    protected $stop_headsign = '';
+    /**
+     * Generated from protobuf field <code>.gtfs.StopTime.AvailabilityType pickup_type = 7;</code>
+     */
+    protected $pickup_type = 0;
+    /**
+     * Generated from protobuf field <code>.gtfs.StopTime.AvailabilityType drop_off_type = 8;</code>
+     */
+    protected $drop_off_type = 0;
+    /**
+     * Generated from protobuf field <code>float shape_dist_traveled = 9;</code>
+     */
+    protected $shape_dist_traveled = 0.0;
+    /**
+     * The extensions namespace allows 3rd-party developers to extend the
+     * GTFS specification in order to add and evaluate new features and
+     * modifications to the spec.
+     *
+     * Generated from protobuf field <code>.google.protobuf.Any extension = 2000;</code>
+     */
+    protected $extension = null;
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type string $trip_id
+     *           The trip_id field contains an ID that identifies a trip. The trip_id is dataset unique.
+     *     @type string $arrival_time
+     *     @type string $departure_time
+     *     @type string $stop_id
+     *     @type string $stop_sequence
+     *     @type string $stop_headsign
+     *     @type int $pickup_type
+     *     @type int $drop_off_type
+     *     @type float $shape_dist_traveled
+     *     @type \Google\Protobuf\Any $extension
+     *           The extensions namespace allows 3rd-party developers to extend the
+     *           GTFS specification in order to add and evaluate new features and
+     *           modifications to the spec.
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Proto\Gtfs::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * The trip_id field contains an ID that identifies a trip. The trip_id is dataset unique.
+     *
+     * Generated from protobuf field <code>string trip_id = 1;</code>
+     * @return string
+     */
+    public function getTripId()
+    {
+        return $this->trip_id;
+    }
+
+    /**
+     * The trip_id field contains an ID that identifies a trip. The trip_id is dataset unique.
+     *
+     * Generated from protobuf field <code>string trip_id = 1;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setTripId($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->trip_id = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>string arrival_time = 2;</code>
+     * @return string
+     */
+    public function getArrivalTime()
+    {
+        return $this->arrival_time;
+    }
+
+    /**
+     * Generated from protobuf field <code>string arrival_time = 2;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setArrivalTime($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->arrival_time = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>string departure_time = 3;</code>
+     * @return string
+     */
+    public function getDepartureTime()
+    {
+        return $this->departure_time;
+    }
+
+    /**
+     * Generated from protobuf field <code>string departure_time = 3;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setDepartureTime($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->departure_time = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>string stop_id = 4;</code>
+     * @return string
+     */
+    public function getStopId()
+    {
+        return $this->stop_id;
+    }
+
+    /**
+     * Generated from protobuf field <code>string stop_id = 4;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setStopId($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->stop_id = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>string stop_sequence = 5;</code>
+     * @return string
+     */
+    public function getStopSequence()
+    {
+        return $this->stop_sequence;
+    }
+
+    /**
+     * Generated from protobuf field <code>string stop_sequence = 5;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setStopSequence($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->stop_sequence = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>string stop_headsign = 6;</code>
+     * @return string
+     */
+    public function getStopHeadsign()
+    {
+        return $this->stop_headsign;
+    }
+
+    /**
+     * Generated from protobuf field <code>string stop_headsign = 6;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setStopHeadsign($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->stop_headsign = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>.gtfs.StopTime.AvailabilityType pickup_type = 7;</code>
+     * @return int
+     */
+    public function getPickupType()
+    {
+        return $this->pickup_type;
+    }
+
+    /**
+     * Generated from protobuf field <code>.gtfs.StopTime.AvailabilityType pickup_type = 7;</code>
+     * @param int $var
+     * @return $this
+     */
+    public function setPickupType($var)
+    {
+        GPBUtil::checkEnum($var, \Gtfs\StopTime_AvailabilityType::class);
+        $this->pickup_type = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>.gtfs.StopTime.AvailabilityType drop_off_type = 8;</code>
+     * @return int
+     */
+    public function getDropOffType()
+    {
+        return $this->drop_off_type;
+    }
+
+    /**
+     * Generated from protobuf field <code>.gtfs.StopTime.AvailabilityType drop_off_type = 8;</code>
+     * @param int $var
+     * @return $this
+     */
+    public function setDropOffType($var)
+    {
+        GPBUtil::checkEnum($var, \Gtfs\StopTime_AvailabilityType::class);
+        $this->drop_off_type = $var;
+
+        return $this;
+    }
+
+    /**
+     * Generated from protobuf field <code>float shape_dist_traveled = 9;</code>
+     * @return float
+     */
+    public function getShapeDistTraveled()
+    {
+        return $this->shape_dist_traveled;
+    }
+
+    /**
+     * Generated from protobuf field <code>float shape_dist_traveled = 9;</code>
+     * @param float $var
+     * @return $this
+     */
+    public function setShapeDistTraveled($var)
+    {
+        GPBUtil::checkFloat($var);
+        $this->shape_dist_traveled = $var;
+
+        return $this;
+    }
+
+    /**
+     * The extensions namespace allows 3rd-party developers to extend the
+     * GTFS specification in order to add and evaluate new features and
+     * modifications to the spec.
+     *
+     * Generated from protobuf field <code>.google.protobuf.Any extension = 2000;</code>
+     * @return \Google\Protobuf\Any
+     */
+    public function getExtension()
+    {
+        return $this->extension;
+    }
+
+    /**
+     * The extensions namespace allows 3rd-party developers to extend the
+     * GTFS specification in order to add and evaluate new features and
+     * modifications to the spec.
+     *
+     * Generated from protobuf field <code>.google.protobuf.Any extension = 2000;</code>
+     * @param \Google\Protobuf\Any $var
+     * @return $this
+     */
+    public function setExtension($var)
+    {
+        GPBUtil::checkMessage($var, \Google\Protobuf\Any::class);
+        $this->extension = $var;
+
+        return $this;
+    }
+
+}
+