README

This package implemented for calculate or check the distance between point and other database points.

Installation

PHP >=7.1.3 and Laravel ^5.6 are required.

the package used Laravel postgis extension to deal with postgres database points in laravel, so if need more details or how to enable postgis extension in php see previous link.

To get the latest version of Laravel PostGIS, simply require the project using Composer:

composer require digitalcloud/laravel-postgis

Usage

1 . First of all use Postgis trait in your model

<?php

namespace App;

use Digitalcloud\Postgis\Postgis;
use Illuminate\Database\Eloquent\Model;

class UserLocation extends Model
{
    use Postgis;
}

2 . By default package assume that the name of the point column is location if you want to change it override location variable on your model

protected $location = "my_column";

3 . Also By default package assume that the unit of distance is meter if you want to change it override unit variable on your model

 protected $unit = "km"; //units avialble [mile, km, meter]

Functions

1. withDistance

get the distance between point and other points

UserLocation::withDistance(new Point($atitude,$longitude))
            ->with("user")
            ->whereIn("user_id", $users)
            ->get();

2. whereDistance

check the distance between a point and other points in database

       UserLocation::whereDistance(new Point($atitude,$longitude), ">", 50)
            ->with("user")
            ->whereIn("user_id", $users)
            ->get();