WIP: implement missing endpoints for mxisd

internal/identity_bulk.php

@@ -0,0 +1,49 @@
+<?php
+require_once("../database.php");
+$response = [
+    "lookup" => []
+];
+try {
+    $inputJSON = file_get_contents('php://input');
+    $input = json_decode($inputJSON, TRUE);
+    if (!isset($input["lookup"])) {
+        throw new Exception('"lookup" is not defined');
+    }
+    if (!is_array($input["lookup"])) {
+        throw new Exception('"lookup" is not an array');
+    }
+    foreach ($input["lookup"] as $lookup) {
+        if (!isset($lookup["medium"])) {
+            throw new Exception('"lookup.medium" is not defined');
+        }
+        if (!isset($lookup["address"])) {
+            throw new Exception('"lookup.address" is not defined');
+        }
+        $res2 = array();
+        switch ($lookup["medium"]) {
+            case "email":
+                $res2 = $mx_db->searchUserByEmail($input["lookup"]["address"]);
+                if (!empty($res2)) {
+                    array_push($response["lookup"], [
+                            "medium" => $lookup["medium"],
+                            "address" => $lookup["address"],
+                            "id" => [
+                                "type" => "localpart",
+                                "value" => $res2[0]["user_id"],
+                            ]
+                        ]
+                    );
+                }
+            case "msisdn":
+                error_log("sb requested a bulk lookup for msisdn");
+                break;
+            default:
+                throw new Exception("unknown type for \"by\" param");
+        }
+    }
+} catch (Exception $e) {
+    error_log("ídentity_bulk failed with error: " . $e->getMessage());
+    $response["error"] = $e->getMessage();
+}
+print (json_encode($response, JSON_PRETTY_PRINT) . "\n");
+?>