1 files changed, 57 insertions, 0 deletions
diff --git a/src/kyclogic/taler-exchange-kyc-persona-converter.sh b/src/kyclogic/taler-exchange-kyc-persona-converter.sh
new file mode 100755
index 000000000..13142d0e5
--- /dev/null
+++ b/src/kyclogic/taler-exchange-kyc-persona-converter.sh
@@ -0,0 +1,57 @@
+#!/bin/bash
+# This file is in the public domain.
+#
+# This code converts (some of) the JSON output from Persona into the GNU Taler
+# specific KYC attribute data (again in JSON format).  We may need to download
+# and inline file data in the process, for authorization pass "-a" with the
+# respective bearer token.
+#
+
+# Die if anything goes wrong.
+set -eu
+
+# Parse command-line options
+while getopts ':a:' OPTION; do
+    case "$OPTION" in
+        a)
+            TOKEN="$OPTARG"
+            ;;
+        ?)
+        echo "Unrecognized command line option"
+        exit 1
+        ;;
+    esac
+done
+
+
+# First, extract everything from stdin.
+J=$(jq '{"first":.data.attributes."name-first","middle":.data.attributes."name-middle","last":.data.attributes."name-last","cc":.data.attributes.fields."address-country-code".value,"birthdate":.data.attributes.birthdate,"city":.data.attributes."address-city","postcode":.data.attributes."address-postal-code","street-1":.data.attributes."address-street-1","street-2":.data.attributes."address-street-2","address-subdivision":.data.attributes."address-subdivision","identification-number":.data.attributes."identification-number","photo":.included[]|select(.type=="verification/government-id")|.attributes|select(.status=="passed")|."front-photo-url"}')
+
+
+# Next, combine some fields into larger values.
+FULLNAME=$(echo "$J" | jq -r '[.first,.middle,.last]|join(" ")')
+STREET=$(echo $J | jq -r '[."street-1",."street-2"]|join(" ")')
+CITY=$(echo $J | jq -r '[.postcode,.city,."address-subdivision,.cc"]|join(" ")')
+
+# Download and base32-encode the photo
+PHOTO_URL=$(echo "$J" | jq -r '.photo')
+PHOTO_FILE=$(mktemp -t tmp.XXXXXXXXXX)
+if [ -z "${TOKEN:-}" ]
+then
+    wget -q --output-document=- "$PHOTO_URL" | gnunet-base32 > ${PHOTO_FILE}
+else
+    wget -q --output-document=- --header "Authorization: Bearer $TOKEN" "$PHOTO_URL" | gnunet-base32  > ${PHOTO_FILE}
+fi
+
+# Combine into final result.
+echo "$J" \
+    | jq \
+          --arg full_name "${FULLNAME}" \
+          --arg street "${STREET}" \
+          --arg city "${CITY}" \
+          --rawfile photo "${PHOTO_FILE}" \
+          '{$full_name,$street,$city,"birthdate":.birthdate,"residences":.cc,"identification_number":."identification-number",$photo}' \
+    | jq \
+          'del(..|select(.==null))'
+
+exit 0