merchant-frontend-examples

commit 671572312437e8da7ff2099a7f565c177f80767e
parent cac920b79aa3aa5e572ce27b048ded7cf36ba500
Author: Marcello Stanisci <marcello.stanisci@inria.fr>
Date:   Wed, 16 Nov 2016 18:12:19 +0100

more on track-transactions. Time prettifier.

Diffstat:
M
php/backend.php
 | 
19
++++++++++++++++++-
M
php/config.php
 | 
2
+-
M
php/helpers.php
 | 
10
++++++++++
A
php/track-transaction.php
 | 
42
++++++++++++++++++++++++++++++++++++++++++

4 files changed, 71 insertions(+), 2 deletions(-)
diff --git a/php/backend.php b/php/backend.php
@@ -4,7 +4,7 @@
   include_once 'config.php';
   include_once 'helpers.php';
 
-/**
+  /**
    * 'body' is an object, representing the JSON to POST. NOTE: we do NOT
    * rely on a more structured way of doing HTTP, like the one offered by
    * pecl_http, as its installation was NOT always straightforward.
@@ -28,4 +28,21 @@
     return array("status_code" => curl_getinfo($c, CURLINFO_HTTP_CODE),
                  "body" => $r);
   }
+  
+  function get_to_backend($backend_uri, $args){
+    $path = sprintf("%s?%s", $backend_url, http_build_query($args));
+    $c = curl_init(url_join ($GLOBALS['BACKEND'], $path));
+
+    $options = array(CURLOPT_RETURNTRANSFER => true,
+                     CURLOPT_CUSTOMREQUEST => "GET", 
+                     CURLOPT_SSL_VERIFYHOST => false,
+                     CURLOPT_SSL_VERIFYPEER => false);
+    curl_setopt_array($c, $options);
+    $r = curl_exec($c);
+    file_put_contents("/tmp/php.out", print_r($r, true));
+    return array("status_code" => curl_getinfo($c, CURLINFO_HTTP_CODE),
+                 "body" => $r);  
+  }
+
+
 ?>
diff --git a/php/config.php b/php/config.php
@@ -2,7 +2,7 @@
 
   // This config file is in the public domain.
 
-  $BACKEND = "http://localshop/";
+  $BACKEND = "http://backend.demo.taler.net/";
   // The currency must match the one used by the backend.
   $CURRENCY = "KUDOS";
 
diff --git a/php/helpers.php b/php/helpers.php
@@ -22,4 +22,14 @@
     // be "HTTP/1.1".
     return $_SERVER['REQUEST_SCHEME'].'://'.$_SERVER['HTTP_HOST'].$path;
   }
+
+
+  function get_pretty_date($taler_date){
+  $match = array();
+  $timestamp = preg_match('/\/Date\(([0-9]+)\)\//', $taler_date, $match);
+  $date = new DateTime();
+  $date->setTimestamp(intval($match[1]));
+  return $date->format('d/M/Y H:i:s');
+  
+  }
 ?>
diff --git a/php/track-transaction.php b/php/track-transaction.php
@@ -0,0 +1,42 @@
+<?php
+
+  include 'copying.php';
+  include 'error.php';
+  include 'backend.php';
+
+
+  if (!isset($_GET['tid'])){
+    build_error(array("body" => "No transaction ID given"),
+                "tid argument missing",
+                400);  
+    return;
+  }
+  
+  $response = get_to_backend("/track/transaction",
+                             array("id" => intval($_GET['id'])));
+  if (!in_array(array(200, 202)) $response["status_code"]){
+    echo build_error($response,
+                     "Backend error",
+                     $response["status_code"]);
+    return;
+  }
+
+  // Render HTML
+  http_response_code($response["status_code"]);
+  if (202 == $response["status_code"]){
+    echo "<p>The exchange accepted the transactioin.
+          The estimated time for when the related wire transfer
+          is to be performed is: $pretty_time</p>";
+    return;
+  }
+
+  echo "<ul>";
+  foreach (json_decode($response["body"]) as $entry){
+    $pretty_date = get_pretty_date($entry->date);
+    echo sprintf("<li>Wire transfer ID: %s, date: %s</li>",
+                 $entry->wtid,
+                 $pretty_date);
+  }     
+  echo "</ul>";
+
+?>