add functions

.gitmodules

@@ -0,0 +1,9 @@
+[submodule "test/bats"]
+	path = test/bats
+	url = https://github.com/bats-core/bats-core.git
+[submodule "test/test_helper/bats-support"]
+	path = test/test_helper/bats-support
+	url = https://github.com/bats-core/bats-support.git
+[submodule "test/test_helper/bats-assert"]
+	path = test/test_helper/bats-assert
+	url = https://github.com/bats-core/bats-assert.git

site-update.sh

@@ -27,16 +27,25 @@ get_changes() {
     fi
 }
 
-publish () {
+change_directory() {
+    if [[ -n "$SRCDIR" ]]; then
+        cd "${SRCDIR}"
+    fi
+}
+
+checkout_branch() {
+    if [[ -n "$BRANCH" ]]; then
+        git checkout "${BRANCH}"
+    else 
+        BRANCH=$(git branch --show-current)
+    fi
+}
+
+copy_to_dest () {
     cp -r "${SRCDIR/*}" "${OUTDIR}"
 }
 
-main() {
-    echo "$@"
-    OUTDIR="$1"
-    if [[ ! -d "$OUTDIR" ]]; then
-        echo "Invalid directory $OUTDIR"
-    fi
+update_publish() {
     if [[ -n "$SRCDIR" ]]; then
         cd "${SRCDIR}"
     fi
@@ -51,14 +60,26 @@ main() {
     diff "${SRCDIR} ${OUTDIR}"
     local rc=$?
     if [[ $rc -eq 1 ]]; then
-        publish
+        copy_to_dest
     fi
 }
 
-SRCDIR=
+main() {
+    if [[ -f "$FILE" ]]; then
+        while read -r src out rem; do
+            # use rem as dummy variable to guarantee out countains one word
+            echo "${src} | ${out} | ${rem}"
+        done < "${FILE}" 
+    else
+        update_publish
+    fi
+}
+
+SRCDIR=$(pwd)
 BRANCH=
 FILE=
 PUBONLY=false
+OUTDIR=
 
 while getopts ":hd:f:b:p" option; do
     case $option in
@@ -79,4 +100,14 @@ while getopts ":hd:f:b:p" option; do
     esac
 done
     
-main "${@:$OPTIND}"
+if [[ -z "$FILE" ]]; then
+    OUTDIR="${@:$OPTIND:1}"
+    echo "$OUTDIR"
+    if [[ ! -d "$OUTDIR" ]]; then
+        echo "Directory \"${OUTDIR}\" does not exist"
+        exit 1
+    fi
+fi
+
+main
+

test/bats

@@ -0,0 +1 @@
+Subproject commit fb7d15b519adeebafd642c085efc847ab8b2f25d

test/test_helper/bats-assert

@@ -0,0 +1 @@
+Subproject commit 42e4d8622eda821d8c7c1a9fdcdbef54c642cf59

test/test_helper/bats-support

@@ -0,0 +1 @@
+Subproject commit 3c8fadc5097c9acfc96d836dced2bb598e48b009