Move to standard module structure

bulkredditdownloader/downloaders/gifDeliveryNetwork.py

@@ -0,0 +1,50 @@
+import os
+import pathlib
+import urllib.request
+
+from bs4 import BeautifulSoup
+
+from bulkredditdownloader.downloaders.downloaderUtils import getExtension, getFile
+from bulkredditdownloader.errors import NotADownloadableLinkError
+from bulkredditdownloader.utils import GLOBAL
+
+
+class GifDeliveryNetwork:
+    def __init__(self, directory: pathlib.Path, post: dict):
+        try:
+            post['MEDIAURL'] = self.getLink(post['CONTENTURL'])
+        except IndexError:
+            raise NotADownloadableLinkError("Could not read the page source")
+
+        post['EXTENSION'] = getExtension(post['MEDIAURL'])
+
+        if not os.path.exists(directory):
+            os.makedirs(directory)
+
+        filename = GLOBAL.config['filename'].format(**post) + post["EXTENSION"]
+        short_filename = post['POSTID'] + post['EXTENSION']
+
+        getFile(filename, short_filename, directory, post['MEDIAURL'])
+
+    @staticmethod
+    def getLink(url: str) -> str:
+        """Extract direct link to the video from page's source
+        and return it
+        """
+        if '.webm' in url.split('/')[-1] or '.mp4' in url.split('/')[-1] or '.gif' in url.split('/')[-1]:
+            return url
+
+        if url[-1:] == '/':
+            url = url[:-1]
+
+        url = "https://www.gifdeliverynetwork.com/" + url.split('/')[-1]
+        page_source = (urllib.request.urlopen(url).read().decode())
+
+        soup = BeautifulSoup(page_source, "html.parser")
+        attributes = {"id": "mp4Source", "type": "video/mp4"}
+        content = soup.find("source", attrs=attributes)
+
+        if content is None:
+            raise NotADownloadableLinkError("Could not read the page source")
+
+        return content["src"]