add export functionality

composer.json

@@ -0,0 +1,5 @@
+{
+    "require": {
+        "phpoffice/phpexcel": "^1.8"
+    }
+}

composer.lock

@@ -0,0 +1,75 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "50489714dc35b8c5a19828e5fdb18e98",
+    "packages": [
+        {
+            "name": "phpoffice/phpexcel",
+            "version": "1.8.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/PHPOffice/PHPExcel.git",
+                "reference": "372c7cbb695a6f6f1e62649381aeaa37e7e70b32"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/PHPOffice/PHPExcel/zipball/372c7cbb695a6f6f1e62649381aeaa37e7e70b32",
+                "reference": "372c7cbb695a6f6f1e62649381aeaa37e7e70b32",
+                "shasum": ""
+            },
+            "require": {
+                "ext-xml": "*",
+                "ext-xmlwriter": "*",
+                "php": ">=5.2.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "PHPExcel": "Classes/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL"
+            ],
+            "authors": [
+                {
+                    "name": "Maarten Balliauw",
+                    "homepage": "http://blog.maartenballiauw.be"
+                },
+                {
+                    "name": "Mark Baker"
+                },
+                {
+                    "name": "Franck Lefevre",
+                    "homepage": "http://blog.rootslabs.net"
+                },
+                {
+                    "name": "Erik Tilt"
+                }
+            ],
+            "description": "PHPExcel - OpenXML - Read, Create and Write Spreadsheet documents in PHP - Spreadsheet engine",
+            "homepage": "http://phpexcel.codeplex.com",
+            "keywords": [
+                "OpenXML",
+                "excel",
+                "php",
+                "spreadsheet",
+                "xls",
+                "xlsx"
+            ],
+            "time": "2015-05-01T07:00:55+00:00"
+        }
+    ],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": [],
+    "platform-dev": []
+}

export.php

@@ -0,0 +1,16 @@
+<?php
+
+require_once __DIR__ . "/vendor/autoload.php";
+
+
+$excel = PHPExcel_IOFactory::load("export.xlsx");
+
+$cases = explode("\n", $_POST["test_cases"]);
+$excel->getActiveSheet()->fromArray(array_chunk($cases, 1), NULL, 'B2');
+
+header('Content-Type: application/vnd.ms-excel');
+header('Content-Disposition: attachment;filename="testcase-template.xls"');
+header('Cache-Control: max-age=0');
+$writer = PHPExcel_IOFactory::createWriter($excel, 'Excel5');
+$writer->save('php://output');
+

index.html

@@ -40,8 +40,15 @@
                 <div class="control"><textarea style="font-family:monospace; resize:vertical;" rows="20" v-model="n" class="textarea"></textarea></div>
             </div>
 
+            <br>
+            <hr>
+
             <p v-cloak><strong>{{ combos.length }}</strong> {{ pluralize("test case", combos.length) }}</p>
-            <pre v-cloak>{{ combos.join('\n') }}</pre>
+
+            <form action="export.php" method="POST">
+                <textarea v-cloak name="test_cases" style="font-family:monospace; resize:vertical;" rows="30" class="textarea">{{ combos.join('\n') }}</textarea>
+                <button type="submit">export to excel template</button>
+            </form>
 
         </div>
     </section>
@@ -71,9 +78,9 @@
         var vm = new Vue({
             el: '#app',
             data: {
-                prefix: "* ",
-                delimiter: " \\\\ ",
-                suffix: " \\\\ \\\\",
+                prefix: "",
+                delimiter: " ",
+                suffix: "",
                 n: "# Country\nDTUS\nDTCAN\n\n# Routing number\nValid routing number\nInvalid routing number\n\n# Service call\nIncluded in service call\nNot included in service call\n\n# Payment type/source\nOne time (Payment Central)\nPay plan (Pay Plan Maintenance Screen)\nScan/Import Screen"
             },
             methods: {