[ENH] Update add_data_to_graph.sh to also upload TTL files (#196)

* upload .ttl files as well as .jsonld files in a directory

* clarify upload behaviour

add_data_to_graph.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 #
-# ARG_HELP([Upload JSONLD data to a Neurobagel graph])
-# ARG_POSITIONAL_SINGLE([dir],[Path to directory containing .jsonld files to be uploaded])
+# ARG_HELP([Upload JSONLD and Turtle data to a Neurobagel graph])
+# ARG_POSITIONAL_SINGLE([dir],[Path to directory containing .jsonld and/or .ttl files. ALL .jsonld and .ttl files in this directory will be uploaded.])
 # ARG_POSITIONAL_SINGLE([graph-url],[Host and port at which to access the graph database to add data to (e.g., localhost:7200)])
 # ARG_POSITIONAL_SINGLE([graph-db],[Name of graph database to add data to])
 # ARG_POSITIONAL_SINGLE([user],[Username for graph database access])
@@ -39,9 +39,9 @@ _arg_clear_data="off"
 
 print_help()
 {
-	printf '%s\n' "Upload JSONLD data to a Neurobagel graph"
+	printf '%s\n' "Upload JSONLD and Turtle data to a Neurobagel graph"
 	printf 'Usage: %s [-h|--help] [--(no-)clear-data] <dir> <graph-url> <graph-db> <user> <password>\n' "$0"
-	printf '\t%s\n' "<dir>: Path to directory containing .jsonld files to be uploaded"
+	printf '\t%s\n' "<dir>: Path to directory containing .jsonld and/or .ttl files. ALL .jsonld and .ttl files in this directory will be uploaded."
 	printf '\t%s\n' "<graph-url>: Host and port at which to access the graph database to add data to (e.g., localhost:7200)"
 	printf '\t%s\n' "<graph-db>: Name of graph database to add data to"
 	printf '\t%s\n' "<user>: Username for graph database access"
@@ -149,6 +149,12 @@ for db in ${jsonld_dir}/*.jsonld; do
 	--data-binary @${db}
 done
 
+for file in ${jsonld_dir}/*.ttl; do
+	curl -u "${user}:${password}" -i -X POST http://${graph_url}/${graph_db} \
+	-H "Content-Type: text/turtle" \
+	--data-binary @${file}
+done
+
 echo "Finished uploading data from ${jsonld_dir} to ${graph_db}"
 
 # ] <-- needed because of Argbash