diff --git a/oci-framasite/oci-framagrav.php b/oci-framasite/oci-framagrav.php
index e69de29..36d2c93 100644
--- a/oci-framasite/oci-framagrav.php
+++ b/oci-framasite/oci-framagrav.php
@@ -0,0 +1,88 @@
+<?php
+// Check if directory is empty but ignore install script
+function dir_is_empty($dirname)
+{
+  if (!is_dir($dirname)) return false;
+  foreach (scandir($dirname) as $file) {
+    if (!in_array($file, array('.','..','oci-framagrav.php','oci-uploader.php'))) return false;
+  }
+  return true;
+}
+
+// If install directory is not empty stop processing
+$dest = dirname(__FILE__).'/';
+if (dir_is_empty($dest) === false) {
+    echo nl2br("Le dossier httpdocs/ doit être vide pour y migrer votre Framasite.\r\n");
+    exit();
+}
+?>
+
+<!DOCTYPE html>
+<html>
+<head>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+    <title>Migration de votre Framasite chez Ouvaton</title>
+</head>
+<body>
+    <style>
+        body{background:#f0f0f0;font-family:Arial,sans-serif;text-align:center}.vert{color:#6c7e31;fill:#889e3a}.violet{color:#725794;fill:#977ac2}header img{display:block;margin-left:auto;margin-right:auto}main article p{width:80%;margin-left:10%;margin-bottom:2%}input[type=submit]{background-color:#4caf50;border:none;color:#fff;padding:10px 24px;text-decoration:none;margin:16px 2px 0;border-radius:16px;cursor:pointer;outline:0}.loader{border-top:16px solid #f59501;border-right:16px solid #224f9b;border-bottom:16px solid #5aa120;border-left:16px solid #bb000b;border-radius:50%;width:60px;height:60px;margin:0 auto;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}@media screen and (min-width:600px){main article p{width:50%;margin-left:25%}}@media screen and (min-width:1200px){main article p{width:30%;margin-left:35%}}
+    </style>
+    <header>
+        <img alt="Logo Ouvaton" src="https://ouvaton.coop/wp-content/uploads/2018/04/cropped-logo-ouvaton-hd-refill-3.png">
+        <h1>Importation de votre <b class="violet">Frama</b><b class="vert">site</b></a> sur la plateforme Ouvaton</h1>
+    </header>
+    <main>
+        <article>
+            <p>
+            <form id="upload-form" enctype="multipart/form-data" method="post" action="oci-framagrav-uploader.php">
+                <label>Sélectionnez l'archive ZIP de votre site :<br />
+                <input id="upload-file" type="file" name="zip_file" /></label>
+                <br />
+                <input id="upload-submit" type="submit" name="submit" value="Envoyer" />
+            </form>
+            </p>
+            <div id="spinner"></div>
+            <div id="status"></div>
+        </article>
+    </main>
+</body>
+<script>
+    var myForm = document.getElementById('upload-form');
+    var archive = document.getElementById('upload-file');
+    var statusDIV = document.getElementById('status');
+    var spinnerDIV = document.getElementById('spinner');
+
+    myForm.onsubmit = function(event) {
+        event.preventDefault();
+        spinnerDIV.innerHTML = '<p class="loader"></p>';
+        statusDIV.innerHTML = '<p>Il faut plusieurs dizaines de secondes pour mettre en place votre site.<br /><strong>Ne rechargez ou ne quittez pas la page</strong> avant que votre site ne s\'affiche !</p>'
+
+        var files = archive.files;
+        var formData = new FormData();
+        var file = files[0];
+
+        if (!file.type.match('application/zip', 'application/x-zip-compressed', 'multipart/x-zip', 'application/x-compressed')) {
+            spinnerDIV.innerHTML = '';
+            statusDIV.innerHTML = "Votre fichier n'est pas une archive ZIP.";
+            return;
+        }
+
+        formData.append('zip_file', file, file.name);
+
+        var xhr = new XMLHttpRequest();
+        xhr.open('POST', 'oci-uploader.php', true);
+        xhr.onload = function() {
+            statusDIV.innerHTML = xhr.responseText;
+        };
+        xhr.onreadystatechange = function() {
+            if (xhr.readyState == 4 && xhr.status == 200) {
+                window.location.replace("/");
+            } else {
+                spinnerDIV.innerHTML = '';
+                statusDIV.innerHTML = xhr.responseText;
+            }
+        };
+        xhr.send(formData);
+    }
+    </script>
+</html>
