[cohost] add 'avatar' and 'background' options (#6656)

docs/configuration.rst

@@ -1755,6 +1755,26 @@ Description
     Extract ``ask`` posts.
 
 
+extractor.cohost.avatar
+-----------------------
+Type
+    ``bool``
+Default
+    ``false``
+Description
+    Download ``avatar`` images.
+
+
+extractor.cohost.background
+---------------------------
+Type
+    ``bool``
+Default
+    ``false``
+Description
+    Download ``background``/``banner``/``header`` images.
+
+
 extractor.cohost.pinned
 -----------------------
 Type

docs/gallery-dl.conf

@@ -176,6 +176,8 @@
         "cohost":
         {
             "asks"   : true,
+            "avatar" : false,
+            "background": false,
             "pinned" : false,
             "replies": true,
             "shares" : true

gallery_dl/extractor/cohost.py

@@ -19,7 +19,7 @@ class CohostExtractor(Extractor):
     category = "cohost"
     root = "https://cohost.org"
     directory_fmt = ("{category}", "{postingProject[handle]}")
-    filename_fmt = ("{postId}_{headline:?/_/[b:200]}{num}.{extension}")
+    filename_fmt = ("{postId}{headline:?_//[b:200]}{num:?_//}.{extension}")
     archive_fmt = "{postId}_{num}"
 
     def _init(self):
@@ -28,6 +28,14 @@ def _init(self):
         self.shares = self.config("shares", False)
         self.asks = self.config("asks", True)
 
+        self.avatar = self.config("avatar", False)
+        if self.avatar:
+            self._urls_avatar = {None, ""}
+
+        self.background = self.config("background", False)
+        if self.background:
+            self._urls_background = {None, ""}
+
     def items(self):
         for post in self.posts():
             reason = post.get("limitedVisibilityReason")
@@ -43,6 +51,26 @@ def items(self):
                 post["publishedAt"], "%Y-%m-%dT%H:%M:%S.%fZ")
 
             yield Message.Directory, post
+
+            project = post["postingProject"]
+            if self.avatar:
+                url = project.get("avatarURL")
+                if url not in self._urls_avatar:
+                    self._urls_avatar.add(url)
+                    p = post.copy()
+                    p["postId"] = p["kind"] = "avatar"
+                    p["headline"] = p["num"] = ""
+                    yield Message.Url, url, text.nameext_from_url(url, p)
+
+            if self.background:
+                url = project.get("headerURL")
+                if url not in self._urls_background:
+                    self._urls_background.add(url)
+                    p = post.copy()
+                    p["postId"] = p["kind"] = "background"
+                    p["headline"] = p["num"] = ""
+                    yield Message.Url, url, text.nameext_from_url(url, p)
+
             for post["num"], file in enumerate(files, 1):
                 url = file["fileURL"]
                 post.update(file)

test/results/cohost.py

@@ -16,6 +16,18 @@
     "#count"   : 20,
 },
 
+{
+    "#url"     : "https://cohost.org/infinitebrians",
+    "#category": ("", "cohost", "user"),
+    "#class"   : cohost.CohostUserExtractor,
+    "#options" : {"avatar": True, "background": True},
+    "#range"   : "1-2",
+    "#urls"    : (
+        "https://staging.cohostcdn.org/avatar/3281-abb43502-4c48-407d-9778-2bed7722d3d7-profile.gif",
+        "https://staging.cohostcdn.org/header/3281-b29dbf4d-45b2-417b-b03b-0f7f07595e66-profile.png",
+    ),
+},
+
 {
     "#url"     : "https://cohost.org/infinitebrians/post/4957017-thank-you-akira-tori",
     "#category": ("", "cohost", "post"),