Use a patch file to patch openid

This will let us know if the target file is not what we expect.

Signed-off-by: Aurélien Bompard <aurelien@bompard.org>

install.sh

@@ -7,5 +7,5 @@ SITE_PACKAGES=`python3 -Ic "from distutils.sysconfig import get_python_lib; prin
 set -x
 
 cp -afv ipsilon ${ROOT}${SITE_PACKAGES}/
-cp -afv openid ${ROOT}${SITE_PACKAGES}/
+cat openid-server.patch | patch -p0 --fuzz 0 -d ${ROOT}${SITE_PACKAGES}/
 python3 -m compileall ${ROOT}${SITE_PACKAGES}/{ipsilon,openid}

openid-server.patch

@@ -0,0 +1,35 @@
+--- openid/server/server.py	2017-02-22 16:32:16.000000000 +0100
++++ openid/server/server.py	2020-09-10 10:40:54.454950391 +0200
+@@ -1047,9 +1047,22 @@
+         @change: 2.1.0 added the ENCODE_HTML_FORM response.
+         """
+         if self.request.mode in BROWSER_REQUEST_MODES:
+-            if self.fields.getOpenIDNamespace() == OPENID2_NS and \
++            do_post_trusts = ['http://taigastg.cloud.fedoraproject.org/',
++                              'http://taiga.cloud.fedoraproject.org/',
++                              'http://taiga.fedorainfracloud.org/',
++                              'http://taigastg.fedorainfracloud.org/',
++                              'https://taigastg.cloud.fedoraproject.org/',
++                              'https://taiga.cloud.fedoraproject.org/',
++                              'https://taiga.fedorainfracloud.org/',
++                              'https://taigastg.fedorainfracloud.org/']
++            if self.request.trust_root in do_post_trusts:
++                return ENCODE_HTML_FORM
++            elif self.fields.isOpenID1() and \
+                len(self.encodeToURL()) > OPENID1_URL_LIMIT:
+                 return ENCODE_HTML_FORM
++            #elif self.fields.getOpenIDNamespace() == OPENID2_NS and \
++            #   len(self.encodeToURL()) > OPENID1_URL_LIMIT:
++            #    return ENCODE_HTML_FORM
+             else:
+                 return ENCODE_URL
+         else:
+@@ -1695,7 +1708,7 @@
+             displayed to the user.
+         """
+         if self.hasReturnTo():
+-            if self.openid_message.getOpenIDNamespace() == OPENID2_NS and \
++            if self.openid_message.isOpenID1() and \
+                len(self.encodeToURL()) > OPENID1_URL_LIMIT:
+                 return ENCODE_HTML_FORM
+             else: