Switched to using associative arrays instead of two regular arrays for metadata, and ensured that the site map does not contain any file without a 'date-published' line

build.sh

@@ -51,24 +51,32 @@ convert_to_array() {
 	readarray -t meta_value < <(echo -e "$1" | awk -F: '{st = index($0,":"); values = substr($0,st+1); print values}' | cut -c 2-)
 
 #	Merge both arrays into an associative array
-	declare -A  meta_array
+	declare -Ag  meta_array
 	for index in $(seq 0 `expr "${#meta_key[@]}" - 1`); do
 		meta_array["${meta_key[$index]}"]="${meta_value[$index]}"
 	done
-
-#	for array_key in "${!meta_array[@]}"; do
-#		printf "[%s] = %s\n" "$array_key" "${meta_array[$array_key]}"
-#	done
 }
 
 add_date_to_array() {
-	meta_key+=("date")
-	meta_value+=("$(date -r $1 +'%b %d, %Y')")
+	meta_array["date"]="$(date -r $1 +'%b %d, %Y')"
+
 }
 
 add_header_and_footer() {
+#	Copy header to temporary location
+	cp $BASE_PATH/header.html $BASE_PATH/temp/temp_header.html
+
+#	Check for relevant metadata, and perform corresponding action
+	if [[ "${meta_array[nodate]}" == "true"  ]]; then
+		sed -i '$ d' $BASE_PATH/temp/temp_header.html # 'nodate' removes the 'date published' section of the header
+	fi
+
+	if [[ "${meta_array[notitle]}" == "true" ]]; then
+		sed -i 's/ - Two More Cents//g' $BASE_PATH/temp/temp_header.html # 'notitle' removes the suffix from the title
+	fi
+
 #	Add header
-	cat $BASE_PATH/header.html | cat - $1 > $BASE_PATH/temp/temp.html
+	cat $BASE_PATH/temp/temp_header.html | cat - $1 > $BASE_PATH/temp/temp.html
 
 #	Add footer
 	echo >> $BASE_PATH/temp/temp.html
@@ -91,9 +99,9 @@ add_header_and_footer_to_index() {
 }
 
 replace_vars() {
-#	Loop through 'meta_key' array, search for all occurences of the values in the HTML doc, and replace them with corresponding values in 'meta_value'.
-	for index in $(seq 0 `expr "${#meta_key[@]}" - 1`); do
-		sed -i "s/[\$][\$]${meta_key[$index]}[\$][\$]/${meta_value[index]}/g" $1
+#	Loop through the keys of the 'meta_array' array, search for all occurences of the key in the HTML doc, and replace them with the corresponding value..
+	for arr_key in "${!meta_array[@]}"; do
+		sed -i "s/[\$][\$]$arr_key[\$][\$]/${meta_array[$arr_key]}/g" $1
 	done
 
 }
@@ -106,12 +114,12 @@ md_to_html() {
 	for file in $files; do
 		read_metadata $file # Sets the 'metadata' variable
 
-		convert_to_array "$metadata" #Sets the 'meta_key' and 'meta_value' arrays
-		add_date_to_array "$file" #Uses 'meta_key' and 'meta_value' arrays
+		convert_to_array "$metadata" #Sets the 'meta_array' array
+		add_date_to_array "$file" #Uses 'meta_array' array
 
 #		Copy file to temp dir and strip metadata
 		cp $file $BASE_PATH/temp/
-		let num_lines=$(echo $metadata | wc -l)+1
+		let num_lines=$(echo "$metadata" | wc -l)+1
 		sed -i "1,${num_lines}d" $BASE_PATH/temp/`basename $file`
 
 #		Construct path for output file
@@ -123,29 +131,31 @@ md_to_html() {
 		pandoc -f markdown --wrap=preserve $BASE_PATH/temp/`basename $file` > ${path_for_output}
 		rm $BASE_PATH/temp/*
 
-		add_header_and_footer $path_for_output
-		replace_vars $path_for_output #Uses 'meta_key' and 'meta_value' arrays
+		add_header_and_footer $path_for_output # Uses 'meta_array' array
+		replace_vars $path_for_output #Uses 'meta_array' array
 
-		unset metadata meta_key meta_value
+		unset metadata meta_key meta_value meta_array
 	done
 }
 
 
 gen_sorted_file_list() { # Generate a list of the HTMl files, sorted by when they were last modified (read from the contents of the HTML file)
 	files=$(find $BASE_PATH/output -name "*.html")
-	echo "$files" > $BASE_PATH/temp/file_listing.txt # Write file list to a temp file
 
 	for file in $files; do
-		date_mod+=$(cat "$file" | grep "date-published" | awk -F'[<>]' '{print $3}' \
-			| cut -d' ' -f '1,2' --complement | tr -d "," | awk '{print $2" "$1" "$3}' \
-			| date -f - +"%s")
+		if grep -q "date-published" $file; then
+			echo "$file" >> $BASE_PATH/temp/file_listing.txt # Write files that have a date published to a temp file (we only want the files with date modified, because only these files can be listed with their date on the site map)
 
-		# Explanation:
+			date_mod+=$(cat "$file" | grep "date-published" | awk -F'[<>]' '{print $3}' \
+				| cut -d' ' -f '1,2' --complement | tr -d "," | awk '{print $2" "$1" "$3}' \
+				| date -f - +"%s")
+#			Explanation:
 #			Line 1 extracts the published date from the HTML file
 #			Line 2 re-arranges this information, and converts it into DD MM YY format
 #			Line 3 converts this into a UNIX timestamp
 
 		date_mod+=$'\n'
+		fi
 	done
 
 	date_mod=$(echo "$date_mod" | head -n -1) # Remove last (empty) line from variable
@@ -201,3 +211,4 @@ md_to_html
 gen_sorted_file_list # Sets the 'sorted_file_list' variable
 gen_index_page "$sorted_file_list" # Uses the 'sorted_file_list' variable
 clean_up
+