implemented preview, fixes small issues to storage, warning on page

unload, etc, etc

transfersh-server/handlers.go

@@ -68,6 +68,7 @@ func previewHandler(w http.ResponseWriter, r *http.Request) {
 	contentType, contentLength, err := storage.Head(token, filename)
 	if err != nil {
 		http.Error(w, http.StatusText(404), 404)
+		return
 	}
 
 	var templatePath string
@@ -76,20 +77,29 @@ func previewHandler(w http.ResponseWriter, r *http.Request) {
 	switch {
 	case strings.HasPrefix(contentType, "image/"):
 		templatePath = "static/download.image.html"
-	case strings.HasPrefix(contentType, "text/x-markdown"):
+	case strings.HasPrefix(contentType, "text/"):
 		templatePath = "static/download.md.html"
+
 		var reader io.ReadCloser
 		if reader, _, _, err = storage.Get(token, filename); err != nil {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 
 		}
+
 		var data []byte
 		if data, err = ioutil.ReadAll(reader); err != nil {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 		}
+
+		if strings.HasPrefix(contentType, "text/x-markdown") || strings.HasPrefix(contentType, "text/markdown") {
 			output := blackfriday.MarkdownCommon(data)
 			content = html_template.HTML(output)
-	case strings.HasPrefix(contentType, "text/"):
+		} else if strings.HasPrefix(contentType, "text/plain") {
+			content = html_template.HTML(fmt.Sprintf("<pre>%s</pre>", data))
+		} else {
+			content = html_template.HTML(data)
+		}
+
 		templatePath = "static/download.md.html"
 	default:
 		templatePath = "static/download.html"
@@ -363,10 +373,17 @@ func zipHandler(w http.ResponseWriter, r *http.Request) {
 	zw := zip.NewWriter(w)
 
 	for _, key := range strings.Split(files, ",") {
-		token := sanitize.Path(strings.Split(key, "/")[0])
+		if strings.HasPrefix(key, "/") {
+			key = key[1:]
+		}
+
+		key = strings.Replace(key, "\\", "/", -1)
+
+		token := strings.Split(key, "/")[0]
 		filename := sanitize.Path(strings.Split(key, "/")[1])
 
 		reader, _, _, err := storage.Get(token, filename)
+
 		if err != nil {
 			if err.Error() == "The specified key does not exist." {
 				http.Error(w, "File not found", 404)
@@ -427,8 +444,14 @@ func tarGzHandler(w http.ResponseWriter, r *http.Request) {
 	defer zw.Close()
 
 	for _, key := range strings.Split(files, ",") {
+		if strings.HasPrefix(key, "/") {
+			key = key[1:]
+		}
+
+		key = strings.Replace(key, "\\", "/", -1)
+
 		token := strings.Split(key, "/")[0]
-		filename := strings.Split(key, "/")[1]
+		filename := sanitize.Path(strings.Split(key, "/")[1])
 
 		reader, _, contentLength, err := storage.Get(token, filename)
 		if err != nil {

transfersh-server/main.go

@@ -89,6 +89,8 @@ func main() {
 	r.HandleFunc("/download/{token}/{filename}", getHandler).Methods("GET")
 
 	r.HandleFunc("/{token}/{filename}", previewHandler).MatcherFunc(func(r *http.Request, rm *mux.RouteMatch) bool {
+		// The file will show a preview page when opening the link in browser directly or
+		// from external link. Otherwise it will download the file immediatly.
 		if !acceptsHtml(r.Header) {
 			return false
 		}
@@ -98,11 +100,12 @@ func main() {
 		u, err := url.Parse(r.Referer())
 		if err != nil {
 			log.Fatal(err)
-			return false
+			return match
 		}
 
+		match = match || (u.Host == "transfersh.elasticbeanstalk.com")
+		match = match || (u.Host == "jxm5d6emw5rknovg.onion")
 		match = match || (u.Host == "transfer.sh")
-
 		match = match || (u.Host == "127.0.0.1")
 
 		return match

transfersh-server/static/download.html

@@ -59,6 +59,10 @@
         <br/>
         <h2>
             {{.Filename}}</h2>
+        <h4>
+            Type: <b>{{.ContentType}}</b></h4>
+        <h4>
+            Length: <b>{{.ContentLength}}</b> bytes</h4>
         <div>
             <a href="#" id="copy-link-btn" class="btn-cta btn">copy link</a> &nbsp;&nbsp;
             <a href="{{.Url}}" class="btn-cta btn"> download</i> </a>
@@ -71,6 +75,54 @@
     </div>
 </section>
     
+    <footer>
+        <div class="wrapper">
+            <img src="/images/Logo-orange.png" alt="Founded in Holland">
+            <p>Made with <i class="icon-heart"></i> by <a href="http://blog.dutchcoders.io/" title="Dutch Coders">Dutch Coders</a>
+            </p>
+        </div>
+    </footer>
+
+
+        <a href="https://github.com/dutchcoders/transfer.sh/">
+            <img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png">
+        </a>
+
+        <script>
+        (function() {
+            var uv = document.createElement('script');
+            uv.type = 'text/javascript';
+            uv.async = true;
+            uv.src = '//widget.uservoice.com/5rkATbLIm8ClJQeOirOhFg.js';
+            var s = document.getElementsByTagName('script')[0];
+            s.parentNode.insertBefore(uv, s)
+        })()
+        </script>
+
+        <!--[if lt IE 7]>
+          <p class="browsehappy">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</p>
+        <![endif]-->
+
+        <script>
+        (function(b, o, i, l, e, r) {
+            b.GoogleAnalyticsObject = l;
+            b[l] || (b[l] =
+                function() {
+                    (b[l].q = b[l].q || []).push(arguments)
+                });
+            b[l].l = +new Date;
+            e = o.createElement(i);
+            r = o.getElementsByTagName(i)[0];
+            e.src = '//www.google-analytics.com/analytics.js';
+            r.parentNode.insertBefore(e, r)
+        }(window, document, 'script', 'ga'));
+        ga('create', 'UA-40833733-1', 'transfer.sh');
+        ga('send', 'pageview');
+        </script>
+
+       
+      
+
        <script src="/scripts/main.js"></script>
          
 

transfersh-server/static/download.image.html

@@ -16,7 +16,7 @@
     <link rel="stylesheet" href="/styles/main.css">
     <link href='//fonts.googleapis.com/css?family=Source+Sans+Pro:100,200,300' rel='stylesheet' type='text/css'>
     <link href='//fonts.googleapis.com/css?family=Droid+Sans+Mono' rel='stylesheet' type='text/css'>
-    <script src="scripts/vendor/modernizr.js"></script>
+    <script src="/scripts/vendor/modernizr.js"></script>
 </head>
 
 
@@ -66,13 +66,9 @@
 
                     </div>
                     <div id="terminal" class="terminal preview-image">
-                        <img src="http://placehold.it/400x400" alt="">
+                        <img src="{{.Url}}" width="400" alt="">
                     </div>
-
-
-
                 </div>
-
             </div>
             <br/>
             <div>
@@ -88,7 +84,55 @@
     </div>
     </section>
 
-        <script src="scripts/main.js"></script>
+    <footer>
+        <div class="wrapper">
+            <img src="/images/Logo-orange.png" alt="Founded in Holland">
+            <p>Made with <i class="icon-heart"></i> by <a href="http://blog.dutchcoders.io/" title="Dutch Coders">Dutch Coders</a>
+            </p>
+        </div>
+    </footer>
+
+
+        <a href="https://github.com/dutchcoders/transfer.sh/">
+            <img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png">
+        </a>
+
+        <script>
+        (function() {
+            var uv = document.createElement('script');
+            uv.type = 'text/javascript';
+            uv.async = true;
+            uv.src = '//widget.uservoice.com/5rkATbLIm8ClJQeOirOhFg.js';
+            var s = document.getElementsByTagName('script')[0];
+            s.parentNode.insertBefore(uv, s)
+        })()
+        </script>
+
+        <!--[if lt IE 7]>
+          <p class="browsehappy">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</p>
+        <![endif]-->
+
+        <script>
+        (function(b, o, i, l, e, r) {
+            b.GoogleAnalyticsObject = l;
+            b[l] || (b[l] =
+                function() {
+                    (b[l].q = b[l].q || []).push(arguments)
+                });
+            b[l].l = +new Date;
+            e = o.createElement(i);
+            r = o.getElementsByTagName(i)[0];
+            e.src = '//www.google-analytics.com/analytics.js';
+            r.parentNode.insertBefore(e, r)
+        }(window, document, 'script', 'ga'));
+        ga('create', 'UA-40833733-1', 'transfer.sh');
+        ga('send', 'pageview');
+        </script>
+
+       
+      
+
+        <script src="/scripts/main.js"></script>
           
 
 

transfersh-server/static/download.md.html

@@ -16,7 +16,7 @@
     <link rel="stylesheet" href="/styles/main.css">
     <link href='//fonts.googleapis.com/css?family=Source+Sans+Pro:100,200,300' rel='stylesheet' type='text/css'>
     <link href='//fonts.googleapis.com/css?family=Droid+Sans+Mono' rel='stylesheet' type='text/css'>
-    <script src="scripts/vendor/modernizr.js"></script>
+    <script src="/scripts/vendor/modernizr.js"></script>
 </head>
 
 
@@ -55,13 +55,9 @@
 
 <section id="home">
     <div class="wrapper">
-        <h2>
+        <h2>{{.Filename}}</h2>
-            {{.Filename}}</h2>
+        <h4>Type: <b>{{.ContentType}}</b></h4>
-        <h4>
+        <h4>Length: <b>{{.ContentLength}}</b> bytes</h4>
-            Type: <b>{{.ContentType}}</b></h4>
-        <h4>
-            Length: <b>{{.ContentLength}}</b> bytes</h4>
-        <a href="{{.Url}}"></a>
         <div class="row animated fadeInDown">
             <div id="from-terminal" class=" box col-md-8  col-md-offset-2 col-xs-12">
                 <div class="terminal-top">
@@ -117,22 +113,56 @@
     ga('send', 'pageview');
     </script>
 
-
+    <footer>
-        <script src="/scripts/main.js"></script>
+        <div class="wrapper">
+            <img src="/images/Logo-orange.png" alt="Founded in Holland">
+            <p>Made with <i class="icon-heart"></i> by <a href="http://blog.dutchcoders.io/" title="Dutch Coders">Dutch Coders</a>
+            </p>
+        </div>
+    </footer>
 
 
+        <a href="https://github.com/dutchcoders/transfer.sh/">
+            <img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png">
+        </a>
 
         <script>
-
+        (function() {
-    var text = $('#md-preview').html();
+            var uv = document.createElement('script');
-
+            uv.type = 'text/javascript';
-    var converter = new Showdown.converter();
+            uv.async = true;
-    var html = converter.makeHtml(text);
+            uv.src = '//widget.uservoice.com/5rkATbLIm8ClJQeOirOhFg.js';
-    $('#md-preview').empty();
+            var s = document.getElementsByTagName('script')[0];
-    $('#md-preview').append(html);
+            s.parentNode.insertBefore(uv, s)
-
+        })()
         </script>
 
+        <!--[if lt IE 7]>
+          <p class="browsehappy">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</p>
+        <![endif]-->
+
+        <script>
+        (function(b, o, i, l, e, r) {
+            b.GoogleAnalyticsObject = l;
+            b[l] || (b[l] =
+                function() {
+                    (b[l].q = b[l].q || []).push(arguments)
+                });
+            b[l].l = +new Date;
+            e = o.createElement(i);
+            r = o.getElementsByTagName(i)[0];
+            e.src = '//www.google-analytics.com/analytics.js';
+            r.parentNode.insertBefore(e, r)
+        }(window, document, 'script', 'ga'));
+        ga('create', 'UA-40833733-1', 'transfer.sh');
+        ga('send', 'pageview');
+        </script>
+
+       
+      
+
+        <script src="/scripts/main.js"></script>
+          
 
 </body>
 

transfersh-server/static/includes/head.html

@@ -8,5 +8,5 @@
     <link rel="stylesheet" href="/styles/main.css">
     <link href='//fonts.googleapis.com/css?family=Source+Sans+Pro:100,200,300' rel='stylesheet' type='text/css'>
     <link href='//fonts.googleapis.com/css?family=Droid+Sans+Mono' rel='stylesheet' type='text/css'>
-    <script src="scripts/vendor/modernizr.js"></script>
+    <script src="/scripts/vendor/modernizr.js"></script>
 </head>

transfersh-server/static/includes/js.html

@@ -1,2 +1,2 @@
-    <script src="scripts/main.js"></script>
+    <script src="/scripts/main.js"></script>
       

transfersh-server/static/index.html

@@ -16,7 +16,7 @@
     <link rel="stylesheet" href="/styles/main.css">
     <link href='//fonts.googleapis.com/css?family=Source+Sans+Pro:100,200,300' rel='stylesheet' type='text/css'>
     <link href='//fonts.googleapis.com/css?family=Droid+Sans+Mono' rel='stylesheet' type='text/css'>
-    <script src="scripts/vendor/modernizr.js"></script>
+    <script src="/scripts/vendor/modernizr.js"></script>
 </head>
 
 

transfersh-server/storage.go

@@ -30,6 +30,7 @@ func (s *LocalStorage) Head(token string, filename string) (contentType string,
 
 	var fi os.FileInfo
 	if fi, err = os.Lstat(path); err != nil {
+		return
 	}
 
 	contentLength = uint64(fi.Size())
@@ -49,6 +50,7 @@ func (s *LocalStorage) Get(token string, filename string) (reader io.ReadCloser,
 
 	var fi os.FileInfo
 	if fi, err = os.Lstat(path); err != nil {
+		return
 	}
 
 	contentLength = uint64(fi.Size())
@@ -101,8 +103,16 @@ func (s *S3Storage) Head(token string, filename string) (contentType string, con
 
 	// content type , content length
 	response, err := s.bucket.Head(key, map[string][]string{})
-	contentType = ""
+	if err != nil {
+		return
+	}
+
+	contentType = response.Header.Get("Content-Type")
+
 	contentLength, err = strconv.ParseUint(response.Header.Get("Content-Length"), 10, 0)
+	if err != nil {
+		return
+	}
 
 	return
 }
@@ -112,8 +122,15 @@ func (s *S3Storage) Get(token string, filename string) (reader io.ReadCloser, co
 
 	// content type , content length
 	response, err := s.bucket.GetResponse(key)
-	contentType = ""
+	if err != nil {
+		return
+	}
+
+	contentType = response.Header.Get("Content-Type")
 	contentLength, err = strconv.ParseUint(response.Header.Get("Content-Length"), 10, 0)
+	if err != nil {
+		return
+	}
 
 	reader = response.Body
 	return

transfersh-web/download.html

@@ -49,6 +49,7 @@ include "includes/head.html"
     </div>
 </section>
     
+    include "includes/footer.html" 
    include "includes/js.html"
     
 

transfersh-web/download.image.html

@@ -40,13 +40,9 @@ include "includes/head.html"
 
                     </div>
                     <div id="terminal" class="terminal preview-image">
-                        <img src="http://placehold.it/400x400" alt="">
+                        <img src="{{.Url}}" width="400" alt="">
                     </div>
-
-
-
                 </div>
-
             </div>
             <br/>
             <div>
@@ -62,6 +58,7 @@ include "includes/head.html"
     </div>
     </section>
 
+    include "includes/footer.html" 
     include "includes/js.html"
 
 </body>

transfersh-web/download.md.html

@@ -29,19 +29,15 @@ include "includes/head.html"
 
 <section id="home">
     <div class="wrapper">
-        <h2>
+        <h2>{{.Filename}}</h2>
-            {{.Filename}}</h2>
+        <h4>Type: <b>{{.ContentType}}</b></h4>
-        <h4>
+        <h4>Length: <b>{{.ContentLength}}</b> bytes</h4>
-            Type: <b>{{.ContentType}}</b></h4>
-        <h4>
-            Length: <b>{{.ContentLength}}</b> bytes</h4>
-        <a href="{{.Url}}"></a>
         <div class="row animated fadeInDown">
             <div id="from-terminal" class=" box col-md-8  col-md-offset-2 col-xs-12">
                 <div class="terminal-top">
                 </div>
                 <div id="terminal" class="terminal">
-                    <div id="md-preview"></div>
+                    <div id="md-preview">{{.Content}}</div>
                 </div>
             </div>
         </div>
@@ -91,20 +87,8 @@ include "includes/head.html"
     ga('send', 'pageview');
     </script>
 
-
+    include "includes/footer.html" 
     include "includes/js.html"
-    
-    <script>
-
-    var text = "# Markdown *works*.";
-
-    var converter = new Showdown.converter();
-    var html = converter.makeHtml(text);
-    $('#md-preview').append(html);
-
-    </script>
-
-
 </body>
 
 </html>

transfersh-web/includes/head.html

@@ -8,7 +8,7 @@
     <link rel="stylesheet" href="/styles/main.css">
     <link href='//fonts.googleapis.com/css?family=Source+Sans+Pro:100,200,300' rel='stylesheet' type='text/css'>
     <link href='//fonts.googleapis.com/css?family=Droid+Sans+Mono' rel='stylesheet' type='text/css'>
-    <!-- build:js scripts/vendor/modernizr.js -->
+    <!-- build:js /scripts/vendor/modernizr.js -->
     <script src="bower_components/modernizr/modernizr.js"></script>
     <!-- endbuild -->
 </head>

transfersh-web/includes/js.html

@@ -1,4 +1,4 @@
-    <!-- build:js scripts/main.js -->
+    <!-- build:js /scripts/main.js -->
     <script src="bower_components/jquery/dist/jquery.js"></script>
     <script src="bower_components/uri.js/src/URI.min.js"></script>
     <script src="bower_components/bootstrap/js/transition.js"></script>

transfersh-web/scripts/main.js

@@ -18,10 +18,18 @@ $(document).ready(function() {
 
 (function() {
     var files = Array()
+    var queue = Array()
+
+    $(window).bind('beforeunload', function(){
+        if (queue.length==0) 
+            return;
+
+        return 'There are still ' + queue.length + 'files being uploaded.';
+    });
 
     function upload(file) {
-
         $('.browse').addClass('uploading');
+
         var li = $('<li style="clear:both;"/>');
 
         li.append($('<div><div class="upload-progress"><span></span><div class="bar" style="width:0%;">####################################################</div></div><p>Uploading... ' + file.name + '</p></div>'));
@@ -34,11 +42,6 @@ $(document).ready(function() {
             $('.upload-progress', $(li)).show();
             $('.upload-progress .bar', $(li)).css('width', pc + "%");
             $('.upload-progress span  ').empty().append(pc + "%");
-   
-
-     $(window).bind('beforeunload', function(){
-  return 'File are still uploading';
-});
         }, false);
 
         xhr.onreadystatechange = function(e) {
@@ -52,8 +55,12 @@ $(document).ready(function() {
                     $(li).html('<span>Error (' + xhr.status + ') during upload of file ' + file.name + '</span>');
                 }
 
-                files.push(xhr.responseText.replace("https://transfer.sh/", "").replace("\n", ""));
+                var index = queue.indexOf(xhr);
-                // files.push(URI(xhr.responseText).absoluteTo(location.href).toString());
+                if (index > -1) {
+                    queue.splice(index, 1);
+                }
+
+                files.push(URI(xhr.responseText.replace("\n", "")).path());
 
                 $(".download-zip").attr("href", URI("(" + files.join(",") + ").zip").absoluteTo(location.href).toString());
                 $(".download-tar").attr("href", URI("(" + files.join(",") + ").tar.gz").absoluteTo(location.href).toString());
@@ -61,7 +68,9 @@ $(document).ready(function() {
                 $(".all-files").addClass('show');
             }
         };
+
         // should queue all uploads. 
+        queue.push(xhr);
 
         // start upload
         xhr.open("PUT", '/' + file.name, true);
@@ -84,7 +93,6 @@ $(document).ready(function() {
         var files = event.originalEvent.target.files || event.originalEvent.dataTransfer.files;
 
         $.each(files, function(index, file) {
-            console.debug(file);
             upload(file);
         });
 

transfersh-web/styles/includes/preview.less

@@ -3,9 +3,7 @@
 }
 
 #download {
-  //padding-bottom: 200px;
     footer {
-        position: absolute;
         bottom: 0;
         width: 100%;
     }

transfersh-web/styles/main.css

@@ -6368,7 +6368,6 @@ blockquote.tweet-xl a {
   padding-bottom: 30px;
 }
 #download footer {
-  position: absolute;
   bottom: 0;
   width: 100%;
 }