Read variables from conf file. Add example conf file.

2 files changed, 28 insertions, 4 deletions

diff --git a/oedquery.conf b/oedquery.conf
new file mode 100644
index 0000000..a98c46d
--- /dev/null
+++ b/oedquery.conf
@@ -0,0 +1,10 @@
+# Example config
+
+# Enter your OED API ID and key here
+appId=
+appKey=
+
+# Enter desired language here - supported languages: https://developer.oxforddictionaries.com/documentation/languages
+language=en-gb
+# Desired max synonyms - some entries have a crazy number of them
+maxSynonyms=10
diff --git a/oedquery.sh b/oedquery.sh
index 043467f..12811c8 100755
--- a/oedquery.sh
+++ b/oedquery.sh
@@ -2,11 +2,25 @@
 
 read word
 word=$(echo $word | tr '[:upper:]' '[:lower:]')
-appId=
-appKey=
-language=en-gb
+# Create array of variable to read from config file
+config=(
+  appId
+  appKey
+  language
+  maxSynonyms
+)
+# curl options
 OPTS='--silent -L -H "app_id: $appId" -H "app_key: $appKey"'
-maxSynonyms=10
+
+while read line
+do
+  # If config file variable doesn't match variable in config array then ignore it.
+  if [[ " ${config[@]} " =~ " $(echo "$line" | cut -d '=' -f 1) " ]]
+  then
+    # Declare variables
+    eval $(echo "$line" | cut -d '=' -f 1)=$(echo "$line" | cut -d '=' -f 2-)
+fi
+done < oedquery.conf
 
 # function to provide data to a for loop
 _jq() {