FIX: Ensure HTTPS is used for bibtex url

templateflow/api.py

@@ -335,7 +335,10 @@ def _to_bibtex(doi, template, idx):
 
     # doi.org may not honor requested charset, to safeguard force a bytestream with
     # response.content, then decode into UTF-8.
-    return response.content.decode()
+    bibtex = response.content.decode()
+
+    # doi.org / crossref may still point to the no longer preferred proxy service
+    return bibtex.replace('http://dx.doi.org/', 'https://doi.org/')
 
 
 def _normalize_ext(value):

templateflow/tests/test_api.py

@@ -83,7 +83,7 @@ def assert_same(self, other):
 mni2009_fbib = """\
 @article{Fonov_2011,
 DOI={10.1016/j.neuroimage.2010.07.033},
-url={http://dx.doi.org/10.1016/j.neuroimage.2010.07.033},
+url={https://doi.org/10.1016/j.neuroimage.2010.07.033},
 year={2011},
 publisher={Elsevier BV},
 ISSN={1053-8119},
@@ -99,7 +99,7 @@ def assert_same(self, other):
 mni2009_lbib = """\
 @inbook{Collins_1999,
 DOI={10.1007/3-540-48714-x_16},
-url={http://dx.doi.org/10.1007/3-540-48714-X_16},
+url={https://doi.org/10.1007/3-540-48714-X_16},
 year={1999},
 publisher={Springer Berlin Heidelberg},
 pages={210–223},
@@ -119,7 +119,7 @@ def assert_same(self, other):
 @article{Van_Essen_2011,
 DOI={10.1093/cercor/bhr291},
 ISSN={1460-2199},
-url={http://dx.doi.org/10.1093/cercor/bhr291},
+url={https://doi.org/10.1093/cercor/bhr291},
 year={2011},
 publisher={Oxford University Press (OUP)},
 volume={22},
@@ -139,7 +139,7 @@ def assert_same(self, other):
 @article{Fischl_1999,
 DOI={10.1002/(sici)1097-0193(1999)8:4<272::aid-hbm10>3.0.co;2-4},
 ISSN={1097-0193},
-url={http://dx.doi.org/10.1002/(sici)1097-0193(1999)8:4<272::aid-hbm10>3.0.co;2-4},
+url={https://doi.org/10.1002/(sici)1097-0193(1999)8:4<272::aid-hbm10>3.0.co;2-4},
 year={1999},
 publisher={Wiley},
 volume={8},