file-extension icons

global-option / volflag `ext_th` specifies
custom thumbnail for a given file extension

README.md

@@ -664,6 +664,8 @@ enabling `multiselect` lets you click files to select them, and then shift-click
 * `multiselect` is mostly intended for phones/tablets, but the `sel` option in the `[⚙️] settings` tab is better suited for desktop use, allowing selection by CTRL-clicking and range-selection with SHIFT-click, all without affecting regular clicking
   * the `sel` option can be made default globally with `--gsel` or per-volume with volflag `gsel`
 
+to show `/icons/exe.png` as the thumbnail for all .exe files, `--ext-th=exe=/icons/exe.png` (optionally as a volflag)
+
 config file example:
 
 ```yaml
@@ -678,6 +680,7 @@ config file example:
   flags:
     dthumb   # disable ALL thumbnails and audio transcoding
     dvthumb  # only disable video thumbnails
+    ext-th:  exe=/ico/exe.png  # /ico/exe.png is the thumbnail of *.exe
     th-covers:  folder.png,folder.jpg,cover.png,cover.jpg  # the default
 ```
 

copyparty/__main__.py

@@ -1487,6 +1487,7 @@ def add_ui(ap, retry):
     ap2.add_argument("--hsortn", metavar="N", type=int, default=2, help="number of sorting rules to include in media URLs by default (volflag=hsortn)")
     ap2.add_argument("--unlist", metavar="REGEX", type=u, default="", help="don't show files matching \033[33mREGEX\033[0m in file list. Purely cosmetic! Does not affect API calls, just the browser. Example: [\033[32m\\.(js|css)$\033[0m] (volflag=unlist)")
     ap2.add_argument("--favico", metavar="TXT", type=u, default="c 000 none" if retry else "🎉 000 none", help="\033[33mfavicon-text\033[0m [ \033[33mforeground\033[0m [ \033[33mbackground\033[0m ] ], set blank to disable")
+    ap2.add_argument("--ext-th", metavar="E=VP", type=u, action="append", help="use thumbnail-image \033[33mVP\033[0m for file-extension \033[33mE\033[0m, example: [\033[32mexe=/.res/exe.png\033[0m] (volflag=ext_th)")
     ap2.add_argument("--mpmc", metavar="URL", type=u, default="", help="change the mediaplayer-toggle mouse cursor; URL to a folder with {2..5}.png inside (or disable with [\033[32m.\033[0m])")
     ap2.add_argument("--spinner", metavar="TXT", type=u, default="🌲", help="\033[33memoji\033[0m or \033[33memoji,css\033[0m Example: [\033[32m🥖,padding:0\033[0m]")
     ap2.add_argument("--css-browser", metavar="L", type=u, default="", help="URL to additional CSS to include in the filebrowser html")

copyparty/authsrv.py

@@ -1406,7 +1406,7 @@ class AuthSrv(object):
             flags[name] = True
             return
 
-        zs = "mtp on403 on404 xbu xau xiu xbc xac xbr xar xbd xad xm xban"
+        zs = "ext_th mtp on403 on404 xbu xau xiu xbc xac xbr xar xbd xad xm xban"
         if name not in zs.split():
             if value is True:
                 t = "└─add volflag [{}] = {}  ({})"
@@ -1999,7 +1999,7 @@ class AuthSrv(object):
 
             # append additive args from argv to volflags
             hooks = "xbu xau xiu xbc xac xbr xar xbd xad xm xban".split()
-            for name in "mtp on404 on403".split() + hooks:
+            for name in "ext_th mtp on404 on403".split() + hooks:
                 self._read_volflag(
                     vol.vpath, vol.flags, name, getattr(self.args, name), True
                 )
@@ -2030,6 +2030,16 @@ class AuthSrv(object):
                     ncmds.append(ocmd)
                 vol.flags[hn] = ncmds
 
+            ext_th = vol.flags["ext_th_d"] = {}
+            etv = "(?)"
+            try:
+                for etv in vol.flags.get("ext_th") or []:
+                    k, v = etv.split("=")
+                    ext_th[k] = v
+            except:
+                t = "WARNING: volume [/%s]: invalid value specified for ext-th: %s"
+                self.log(t % (vol.vpath, etv), 3)
+
             # d2d drops all database features for a volume
             for grp, rm in [["d2d", "e2d"], ["d2t", "e2t"], ["d2d", "e2v"]]:
                 if not vol.flags.get(grp, False):
@@ -2391,6 +2401,7 @@ class AuthSrv(object):
                 "have_del": not self.args.no_del,
                 "have_unpost": int(self.args.unpost),
                 "have_emp": self.args.emp,
+                "ext_th": vf.get("ext_th_d") or {},
                 "sb_md": "" if "no_sb_md" in vf else (vf.get("md_sbf") or "y"),
                 "sba_md": vf.get("md_sba") or "",
                 "sba_lg": vf.get("lg_sba") or "",

copyparty/cfg.py

@@ -109,6 +109,7 @@ def vf_cmap() -> dict[str, str]:
     for k in (
         "exp_lg",
         "exp_md",
+        "ext_th",
         "mte",
         "mth",
         "mtp",
@@ -221,6 +222,7 @@ flagcats = {
         "crop": "center-cropping (y/n/fy/fn)",
         "th3x": "3x resolution (y/n/fy/fn)",
         "convt": "conversion timeout in seconds",
+        "ext_th=s=/b.png": "use /b.png as thumbnail for file-extension s",
     },
     "handlers\n(better explained in --help-handlers)": {
         "on404=PY": "handle 404s by executing PY file",

copyparty/web/browser.js

@@ -6294,19 +6294,40 @@ var thegrid = (function () {
 		var html = [],
 			svgs = new Set(),
 			max_svgs = CHROME ? 500 : 5000,
+			need_ext = !r.thumbs || !!ext_th,
+			use_ext_th = r.thumbs && ext_th,
 			files = QSA('#files>tbody>tr>td:nth-child(2) a[id]');
 
 		for (var a = 0, aa = files.length; a < aa; a++) {
 			var ao = files[a],
 				ohref = esc(ao.getAttribute('href')),
 				href = ohref.split('?')[0],
+				ext = '',
 				name = uricom_dec(vsplit(href)[1]),
 				ref = ao.getAttribute('id'),
 				isdir = href.endsWith('/'),
 				ac = isdir ? ' class="dir"' : '',
 				ihref = ohref;
 
-			if (r.thumbs) {
+			if (need_ext && href != "#") {
+				var ar = href.split('.');
+				if (ar.length > 1)
+					ar.shift();
+
+				ar.reverse();
+				for (var b = 0; b < Math.min(2, ar.length); b++) {
+					if (ar[b].length > 7)
+						break;
+
+					ext = ar[b] + '.' + ext;
+				}
+				ext = (ext || 'unk.').slice(0, -1);
+			}
+
+			if (use_ext_th && ext_th[ext]) {
+				ihref = ext_th[ext];
+			}
+			else if (r.thumbs) {
 				ihref = addq(ihref, 'th=' + (have_webp ? 'w' : 'j'));
 				if (!r.crop)
 					ihref += 'f';
@@ -6319,22 +6340,6 @@ var thegrid = (function () {
 				ihref = SR + '/.cpr/ico/folder';
 			}
 			else {
-				var ar = href.split('.');
-				if (ar.length > 1)
-					ar = ar.slice(1);
-
-				ihref = '';
-				ar.reverse();
-				for (var b = 0; b < ar.length; b++) {
-					if (ar[b].length > 7)
-						break;
-
-					ihref = ar[b] + '.' + ihref;
-				}
-				if (!ihref) {
-					ihref = 'unk.';
-				}
-				var ext = ihref.slice(0, -1);
 				if (!svgs.has(ext)) {
 					if (svgs.size < max_svgs)
 						svgs.add(ext);