replace broken download link

data/Makefile

@@ -2,7 +2,7 @@ all:
 	echo "hello"
 
 fastestspeedrun:
-	wget -O fastestspeedrun.zip https://owncloud.hpi.de/s/tGKfRrmTUejNhRH/download
+	wget -O fastestspeedrun.zip https://bwsyncandshare.kit.edu/s/EfgSBYLrS7q9NyF/download/fastestspeedrun.zip
 	unzip fastestspeedrun.zip
 	rm fastestspeedrun.zip
 	./fastestspeedrun_convert.py

data/fastestspeedrun_download.py

@@ -0,0 +1,24 @@
+#!/usr/bin/python3
+
+import re
+import requests
+from os import path
+from bs4 import BeautifulSoup
+
+url = 'https://speedyguy17.info/icpc/data/nwerc/2018/fastestspeedrun/data/secret/'
+
+page = requests.get(url)
+soup = BeautifulSoup(page.text, features="lxml")
+
+for link_tag in soup.find_all('a', href=re.compile("0.*\.(in)|(ans)")):
+    link = link_tag.get('href')
+    file_name = f'fastestspeedrun/{link}'
+
+    if path.isfile(file_name):
+        print(f'\t{file_name} is already present; skipping')
+        continue
+
+    print(f'found test {link}, trying to download')
+    f = requests.get(path.join(url, link))
+    open(file_name, 'wb').write(f.content)
+

data/konect_download_directed.py

@@ -19,7 +19,7 @@
         continue
     if not link_tag.parent.parent.find('img', title='Unipartite, directed'):
         continue
-    print(f'network {link[:-1]} seems to be directed, tying to download')
+    print(f'network {link[:-1]} seems to be directed, trying to download')
 
     if link[:-1] in exclude:
         print(f'skipping network because of manual exclude')

data/sources.txt

@@ -14,7 +14,7 @@ https://snap.stanford.edu/data/
 fastestspeedrun: 
 NWERC2018 problem
 https://speedyguy17.info/icpc/data/nwerc/2018/fastestspeedrun/data/secret/
-wget -O data/fastestspeedrun.zip https://owncloud.hpi.de/s/tGKfRrmTUejNhRH/download
+https://bwsyncandshare.kit.edu/s/EfgSBYLrS7q9NyF (obtained from above url with fastestspeedrun_download.py)
 
 hrg:
 generated hyperbolic random graphs