[newgrounds] support 'imageData' files (#4642)

gallery_dl/extractor/newgrounds.py

@@ -54,27 +54,30 @@ def items(self):
                 if metadata:
                     post.update(metadata)
                 yield Message.Directory, post
+                post["num"] = 0
                 yield Message.Url, url, text.nameext_from_url(url, post)
 
-                ext = post["extension"]
-                for num, url in enumerate(text.extract_iter(
-                        post["_images"] + post["_comment"],
-                        'data-smartload-src="', '"'), 1):
-                    post["num"] = num
-                    post["_index"] = "{}_{:>02}".format(post["index"], num)
+                if "_multi" in post:
+                    for data in post["_multi"]:
+                        post["num"] += 1
+                        post["_index"] = "{}_{:>02}".format(
+                            post["index"], post["num"])
+                        post.update(data)
+                        url = data["image"]
+
+                        text.nameext_from_url(url, post)
+                        yield Message.Url, url, post
+
+                        if "_fallback" in post:
+                            del post["_fallback"]
+
+                for url in text.extract_iter(
+                        post["_comment"], 'data-smartload-src="', '"'):
+                    post["num"] += 1
+                    post["_index"] = "{}_{:>02}".format(
+                        post["index"], post["num"])
                     url = text.ensure_http_scheme(url)
                     text.nameext_from_url(url, post)
-
-                    if "_fallback" in post:
-                        del post["_fallback"]
-
-                    if "/comments/" not in url:
-                        url = url.replace("/medium_views/", "/images/", 1)
-                        if post["extension"] == "webp":
-                            post["_fallback"] = (url,)
-                            post["extension"] = ext
-                            url = url.replace(".webp", "." + ext)
-
                     yield Message.Url, url, post
             else:
                 self.log.warning(
@@ -149,7 +152,6 @@ def extract_post(self, post_url):
         extr = text.extract_from(page)
         data = extract_data(extr, post_url)
 
-        data["_images"] = extr('<div class="art-images', '\n</div>')
         data["_comment"] = extr(
             'id="author_comments"', '</div>').partition(">")[2]
         data["comment"] = text.unescape(text.remove_html(
@@ -168,8 +170,7 @@ def extract_post(self, post_url):
         data["post_url"] = post_url
         return data
 
-    @staticmethod
-    def _extract_image_data(extr, url):
+    def _extract_image_data(self, extr, url):
         full = text.extract_from(util.json_loads(extr(
             '"full_image_text":', '});')))
         data = {
@@ -187,8 +188,34 @@ def _extract_image_data(extr, url):
         index = data["url"].rpartition("/")[2].partition("_")[0]
         data["index"] = text.parse_int(index)
         data["_index"] = index
+
+        image_data = extr("let imageData =", "\n];")
+        if image_data:
+            data["_multi"] = self._extract_images_multi(image_data)
+        else:
+            art_images = extr('<div class="art-images', '\n</div>')
+            if art_images:
+                data["_multi"] = self._extract_images_art(art_images, data)
+
         return data
 
+    def _extract_images_multi(self, html):
+        data = util.json_loads(html + "]")
+        yield from data[1:]
+
+    def _extract_images_art(self, html, data):
+        ext = text.ext_from_url(data["url"])
+        for url in text.extract_iter(html, 'data-smartload-src="', '"'):
+            url = text.ensure_http_scheme(url)
+            url = url.replace("/medium_views/", "/images/", 1)
+            if text.ext_from_url(url) == "webp":
+                yield {
+                    "image"    : url.replace(".webp", "." + ext),
+                    "_fallback": (url,),
+                }
+            else:
+                yield {"image": url}
+
     @staticmethod
     def _extract_audio_data(extr, url):
         index = url.split("/")[5]

test/results/newgrounds.py

@@ -82,6 +82,17 @@
     ),
 },
 
+{
+    "#url"     : "https://www.newgrounds.com/art/view/bacun/kill-la-kill-10th-anniversary",
+    "#comment" : "extra files in 'imageData' block (#4642)",
+    "#category": ("", "newgrounds", "image"),
+    "#class"   : newgrounds.NewgroundsImageExtractor,
+    "#urls"    : (
+        "https://art.ngfiles.com/images/5127000/5127150_93307_bacun_kill-la-kill-10th-anniversary.61adfe309bec342f9db55fd44397235b.png?f1697310027",
+        "https://art.ngfiles.com/images/5127000/5127150_94250_bacun_kill-la-kill-10th-anniversary.64fdf525fa38c1ab34defac4b354bc7a.png?f1697332109",
+    ),
+},
+
 {
     "#url"     : "https://www.newgrounds.com/art/view/kekiiro/red",
     "#comment" : "'adult' rated (#2456)",