doc: update changelog for v1.5.1

README.md

@@ -10,20 +10,22 @@ The name is a pun on "content" and the -d suffix for server daemons.
 
 ## Features
 
+- Use local disk or S3-backed storage
 - Drag and drop upload
 - Multiple files upload
 - Pastebin upload
 - Custom drawing upload ([via drawingboard.js](https://github.com/Leimi/drawingboard.js))
 - Ctrl-V upload
-- Galleries
+- Galleries and nested galleries
 - SDK-oriented design for embedding, including CORS support
 - Mobile friendly HTML interface
 - Preserves uploaded filename and content-type metadata
 - Hash verification (SHA512/256)
 - Detect duplicate upload content and reuse storage
-- Options to limit the upload filesize and the upload bandwidth
+- Options to limit the upload filesize, upload bandwidth, and maximum source filesize for thumbnailing
 - Short URLs (using [Hashids](http://hashids.org) algorithm)
 - Image thumbnailing
+- Optional multi-tenant binary (`contented-multi`)
 
 ## Usage (Server)
 
@@ -84,6 +86,9 @@ You can optionally supply additional ordered parameters to `contented.init`:
 
 ## Changelog
 
+2023-05-20: 1.5.1
+- Improve support for albums with no images, and for albums with missing interior images
+
 2023-05-19: 1.5.0
 - Feature: Support S3-backed storage
 - Feature: New `contented-multi` binary to host multiple server configurations from a single process

preview.go

@@ -109,8 +109,27 @@ html, body {
 		m, err := this.Metadata(fileID)
 		if err != nil {
 			if os.IsNotExist(err) {
-				http.Error(w, "Not found", 404)
-				return
+
+				// If this is just one image out of many, show a 404 box and continue to show the other entries
+				// But if this is only a single image requested, abandon the whole pageload
+
+				if len(fileIDs) == 1 {
+					http.Error(w, "Not found", 404)
+					return
+				}
+
+				tmpl += `
+					<div class="entry">			
+						<div class="thumbnail">
+							<img loading="lazy" src="/nothumb_340.png"></a>
+						</div>
+						<div class="properties">
+							Requested ID ` + html.EscapeString(fileID) + ` not found in storage (404)
+						</div>
+					</div>
+				`
+
+				continue
 			}
 
 			log.Println(err.Error())
@@ -136,16 +155,15 @@ html, body {
 				return
 			}
 
-			if len(childIDs) == 0 {
-				log.Printf("Failed to parse album '%s': no entries in album", fileID)
-				http.Error(w, "Internal error", 500)
-				return
+			albumThumb := `/nothumb_340.png`
+			if len(childIDs) > 0 {
+				albumThumb = `/thumb/m/` + childIDs[0]
 			}
 
 			tmpl += `
 				<div class="entry">			
 					<div class="thumbnail">
-						<a href="` + html.EscapeString(`/p/`+strings.Join(childIDs, `-`)) + `"><img loading="lazy" src="` + html.EscapeString(`/thumb/m/`+childIDs[0]) + `"></a>
+						<a href="` + html.EscapeString(`/p/`+strings.Join(childIDs, `-`)) + `"><img loading="lazy" src="` + html.EscapeString(albumThumb) + `"></a>
 						<div class="thumbnail-overlay">` + fmt.Sprintf("%d", len(childIDs)) + ` image(s)</div>
 					</div>
 					<div class="properties">