1 files changed, 203 insertions, 0 deletions
diff --git a/gallery_dl/extractor/postmill.py b/gallery_dl/extractor/postmill.py
new file mode 100644
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+++ b/gallery_dl/extractor/postmill.py
@@ -0,0 +1,203 @@
+# -*- coding: utf-8 -*-
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+
+"""Extractors for Postmill instances"""
+
+import re
+from .common import BaseExtractor, Message
+from .. import text, exception
+
+
+class PostmillExtractor(BaseExtractor):
+    """Base class for Postmill extractors"""
+    basecategory = "postmill"
+    directory_fmt = ("{category}", "{instance}", "{forum}")
+    filename_fmt = "{id}_{title[:220]}.{extension}"
+    archive_fmt = "{filename}"
+
+    def _init(self):
+        self.instance = self.root.partition("://")[2]
+        self.save_link_post_body = self.config("save-link-post-body", False)
+        self._search_canonical_url = re.compile(r"/f/([\w\d_]+)/(\d+)/").search
+        self._search_image_tag = re.compile(
+            r'<a href="[^"]+"\n +class="submission__image-link"').search
+
+    def items(self):
+        for post_url in self.post_urls():
+            page = self.request(post_url).text
+            extr = text.extract_from(page)
+
+            title = text.unescape(extr(
+                '<meta property="og:title" content="', '">'))
+            date = text.parse_datetime(extr(
+                '<meta property="og:article:published_time" content="', '">'))
+            username = extr(
+                '<meta property="og:article:author" content="', '">')
+            post_canonical_url = text.unescape(extr(
+                '<link rel="canonical" href="', '">'))
+
+            url = text.unescape(extr(
+                '<h1 class="submission__title unheaderize inline"><a href="',
+                '"'))
+            body = extr(
+                '<div class="submission__body break-text text-flow">',
+                '</div>')
+
+            match = self._search_canonical_url(post_canonical_url)
+            forum = match.group(1)
+            id = int(match.group(2))
+
+            is_text_post = url.startswith("/")
+            is_image_post = self._search_image_tag(page) is not None
+            data = {
+                "title": title,
+                "date": date,
+                "username": username,
+                "forum": forum,
+                "id": id,
+                "flair": [text.unescape(i) for i in text.extract_iter(
+                    page, '<span class="flair__label">', '</span>')],
+                "instance": self.instance,
+            }
+
+            urls = []
+            if is_text_post or self.save_link_post_body:
+                urls.append((Message.Url, "text:" + body))
+
+            if is_image_post:
+                urls.append((Message.Url, url))
+            elif not is_text_post:
+                urls.append((Message.Queue, url))
+
+            data["count"] = len(urls)
+            yield Message.Directory, data
+            for data["num"], (msg, url) in enumerate(urls, 1):
+                if url.startswith("text:"):
+                    data["filename"], data["extension"] = "", "htm"
+                else:
+                    data = text.nameext_from_url(url, data)
+
+                yield msg, url, data
+
+
+class PostmillSubmissionsExtractor(PostmillExtractor):
+    """Base class for Postmill submissions extractors"""
+    whitelisted_parameters = ()
+
+    def __init__(self, match):
+        PostmillExtractor.__init__(self, match)
+        groups = match.groups()
+        self.base = groups[-3]
+        self.sorting_path = groups[-2] or ""
+        self.query = {key: value for key, value in text.parse_query(
+            groups[-1]).items() if self.acceptable_query(key)}
+
+    def items(self):
+        url = self.root + self.base + self.sorting_path
+
+        while url:
+            response = self.request(url, params=self.query)
+            if response.history:
+                redirect_url = response.url
+                if redirect_url == self.root + "/login":
+                    raise exception.StopExtraction(
+                        "HTTP redirect to login page (%s)", redirect_url)
+            page = response.text
+
+            for nav in text.extract_iter(page,
+                                         '<nav class="submission__nav">',
+                                         '</nav>'):
+                post_url = text.unescape(text.extr(nav, '<a href="', '"'))
+                yield Message.Queue, text.urljoin(url, post_url), \
+                    {"_extractor": PostmillPostExtractor}
+
+            url = text.unescape(text.extr(page,
+                                          '<link rel="next" href="', '">'))
+
+    def acceptable_query(self, key):
+        return key in self.whitelisted_parameters or key == "t" or \
+            (key.startswith("next[") and key.endswith("]"))
+
+
+BASE_PATTERN = PostmillExtractor.update({
+    "raddle": {
+        "root"   : None,
+        "pattern": (r"(?:raddle\.me|"
+                    r"c32zjeghcp5tj3kb72pltz56piei66drc63vkhn5yixiyk4cmerrjtid"
+                    r"\.onion)"),
+    }
+})
+QUERY_RE = r"(?:\?([^#]+))?$"
+SORTING_RE = r"(/(?:hot|new|active|top|controversial|most_commented))?" + \
+    QUERY_RE
+
+
+class PostmillPostExtractor(PostmillExtractor):
+    """Extractor for a single submission URL"""
+    subcategory = "post"
+    pattern = BASE_PATTERN + r"/f/(\w+)/(\d+)"
+    example = "https://raddle.me/f/FORUM/123/TITLE"
+
+    def __init__(self, match):
+        PostmillExtractor.__init__(self, match)
+        self.forum = match.group(3)
+        self.post_id = match.group(4)
+
+    def post_urls(self):
+        return (self.root + "/f/" + self.forum + "/" + self.post_id,)
+
+
+class PostmillShortURLExtractor(PostmillExtractor):
+    """Extractor for short submission URLs"""
+    subcategory = "shorturl"
+    pattern = BASE_PATTERN + r"/(\d+)$"
+    example = "https://raddle.me/123"
+
+    def __init__(self, match):
+        PostmillExtractor.__init__(self, match)
+        self.post_id = match.group(3)
+
+    def items(self):
+        url = self.root + "/" + self.post_id
+        response = self.request(url, method="HEAD", allow_redirects=False)
+        full_url = text.urljoin(url, response.headers["Location"])
+        yield Message.Queue, full_url, {"_extractor": PostmillPostExtractor}
+
+
+class PostmillHomeExtractor(PostmillSubmissionsExtractor):
+    """Extractor for the home page"""
+    subcategory = "home"
+    pattern = BASE_PATTERN + r"(/(?:featured|subscribed|all)?)" + SORTING_RE
+    example = "https://raddle.me/"
+
+
+class PostmillForumExtractor(PostmillSubmissionsExtractor):
+    """Extractor for submissions on a forum"""
+    subcategory = "forum"
+    pattern = BASE_PATTERN + r"(/f/\w+)" + SORTING_RE
+    example = "https://raddle.me/f/FORUM"
+
+
+class PostmillUserSubmissionsExtractor(PostmillSubmissionsExtractor):
+    """Extractor for submissions made by a user"""
+    subcategory = "usersubmissions"
+    pattern = BASE_PATTERN + r"(/user/\w+/submissions)()" + QUERY_RE
+    example = "https://raddle.me/user/USER/submissions"
+
+
+class PostmillTagExtractor(PostmillSubmissionsExtractor):
+    """Extractor for submissions on a forum with a specific tag"""
+    subcategory = "tag"
+    pattern = BASE_PATTERN + r"(/tag/\w+)" + SORTING_RE
+    example = "https://raddle.me/tag/TAG"
+
+
+class PostmillSearchExtractor(PostmillSubmissionsExtractor):
+    """Extractor for search results"""
+    subcategory = "search"
+    pattern = BASE_PATTERN + r"(/search)()\?(q=[^#]+)$"
+    example = "https://raddle.me/search?q=QUERY"
+    whitelisted_parameters = ("q",)