Add nearby merchant feature

api/actions/merchants.php

@@ -0,0 +1,105 @@
+<?php
+
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+use AnthonyMartin\GeoLocation\GeoLocation as GeoLocation;
+
+$userlocation = GeoLocation::fromDegrees($VARS["latitude"], $VARS["longitude"]);
+
+$radius = 2;
+if (!empty($VARS["radius"])) {
+    $radius = min(10.0, $VARS["radius"] * 1.0);
+}
+$searchbounds = $userlocation->boundingCoordinates($radius, "miles");
+
+ob_flush();
+$people = $database->debug()->select("merchants", [
+    "merchantid",
+    "name",
+    "address",
+    "latitude",
+    "longitude"
+        ], [
+    "AND" => [
+        'latitude[<>]' => [$searchbounds[0]->getLatitudeInDegrees(), $searchbounds[1]->getLatitudeInDegrees()],
+        'longitude[<>]' => [$searchbounds[0]->getLongitudeInDegrees(), $searchbounds[1]->getLongitudeInDegrees()]
+    ],
+    "LIMIT" => 100
+        ]
+);
+$query = ob_get_contents();
+ob_clean();
+$merchants = $database->query($query)->fetchAll();
+
+// Get a list of the merchant types
+for ($i = 0; $i < count($merchants); $i++) {
+    $types = $database->select(
+            "merchant_type",
+            ["[>]merchant_types" => "typeid"],
+            ["merchant_type.typeid (id)", "type (name)", "icon"],
+            ["merchantid" => $merchants[$i]["merchantid"]]
+    );
+    $merchants[$i]["types"] = $types;
+}
+
+if (!empty($VARS["format"]) && $VARS["format"] == "geojson") {
+    $geojson = [
+        "name" => "Nearby Merchants",
+        "type" => "FeatureCollection",
+        "features" => []
+    ];
+
+    foreach ($merchants as $merchant) {
+        $geojson["features"][] = [
+            "type" => "Feature",
+            "geometry" => [
+                "type" => "Point",
+                "coordinates" => [
+                    $merchant["longitude"] * 1.0,
+                    $merchant["latitude"] * 1.0
+                ]
+            ],
+            "properties" => [
+                "id" => $merchant["merchantid"],
+                "name" => utf8_encode($merchant["name"]),
+                "address" => utf8_encode($merchant["address"]),
+                "types" => $merchant["types"]
+            ]
+        ];
+    }
+
+    exitWithJson($geojson);
+}
+
+$nearby = [];
+
+foreach ($merchants as $merchant) {
+    $nearby[] = [
+        "name" => utf8_encode($merchant["name"]),
+        "merchantid" => $merchant["merchantid"],
+        "address" => utf8_encode($merchant["address"]),
+        "types" => $merchant["types"],
+        "latitude" => $merchant["latitude"] * 1.0,
+        "longitude" => $merchant["longitude"] * 1.0
+    ];
+}
+
+exitWithJson([
+    "status" => "OK",
+    "radius" => $radius,
+    "bounds" => [
+        0 => [
+            "latitude" => $searchbounds[0]->getLatitudeInDegrees(),
+            "longitude" => $searchbounds[0]->getLongitudeInDegrees()
+        ],
+        1 => [
+            "latitude" => $searchbounds[1]->getLatitudeInDegrees(),
+            "longitude" => $searchbounds[1]->getLongitudeInDegrees()
+        ],
+    ],
+    "nearby" => $nearby
+]);

api/apisettings.php

@@ -84,6 +84,16 @@ $APIS = [
             "format (optional)" => "/(geojson)/"
         ]
     ],
+    "getmerchants" => [
+        "load" => "merchants.php",
+        "vars" => [
+            "key" => $keyregex,
+            "latitude" => "/-?[0-9]{2}\.[0-9]+/",
+            "longitude" => "/-?[0-9]{2,3}\.[0-9]+/",
+            "radius (optional)" => "/[0-9]*\.?[0-9]+/",
+            "format (optional)" => "/(geojson)/"
+        ]
+    ],
     "broadcast" => [
         "load" => "broadcast.php",
         "vars" => [