From abe8e1b0a6050c61f97eebdcd5b54d120ac591ac Mon Sep 17 00:00:00 2001
From: Volpeon <git@volpeon.ink>
Date: Sun, 27 Dec 2020 11:24:38 +0100
Subject: Build script: Improved path and relative link calculation, added vars
 to configure input and output dir

---
 scripts/build_content.sh | 41 ++++++++++++++++++++++++++++-------------
 1 file changed, 28 insertions(+), 13 deletions(-)

diff --git a/scripts/build_content.sh b/scripts/build_content.sh
index 1344be1..b7d0c24 100755
--- a/scripts/build_content.sh
+++ b/scripts/build_content.sh
@@ -1,20 +1,34 @@
 #!/bin/bash
 
+CONTENT_DIR="content/"
+OUTPUT_DIR="output/"
+
 target_filename () {
-    if [ "${1#*.}" = "md" ]; then
-        echo "output/$(echo "${1%.md}.html" | cut -sd / -f 2-)"
-    else
-        echo "output/$(echo "$1" | cut -sd / -f 2-)"
+    filename=$1
+    filename=${filename#"$CONTENT_DIR"}
+    if [ "${filename##*.}" = "md" ]; then
+        filename="${filename%.md}.html"
     fi
+    echo "$OUTPUT_DIR$filename"
+}
+
+target_url_rel () {
+    basedir=$1
+    filename=$2
+    filename=$(realpath --relative-to="$basedir" "$filename")
+    filename="${filename%.md}.html"
+    if [ "${filename##*/}" = "index.html" ]; then
+        filename=${filename%index.html}
+    fi
+    echo "$filename"
 }
 
 get_subpages_basedir() {
-    filename=$(basename "$1")
-    if [ "$filename" = "index.md" ]; then
-        dirname "$1"
-    else
-        echo "${1%.md}"
+    filename=$1
+    if [ "${filename##*/}" = "index.md" ]; then
+        filename=$(dirname "$filename")
     fi
+    echo "$filename"
 }
 
 get_subpages() {
@@ -39,10 +53,11 @@ get_subpages() {
     fi
 
     if [ ${#child_pages[@]} -ne 0 ]; then
-        echo -e "\033[0;90m[////////]\033[0m     Child pages:"
+        echo -e "\033[0;90m[////////]\033[0m Child pages:"
 
         for file in "${child_pages[@]}"; do
-            echo -e "\033[0;90m[////////]\033[0m     - $file"
+            link=$(target_url_rel "$basedir" "$file")
+            echo -e "\033[0;90m[////////]\033[0m   -  $file -> rel. URL: $link"
         done
     fi
 }
@@ -77,14 +92,14 @@ handle () {
 }
 
 if [ -z "$1" ]; then
-    find content/ \
+    find "$CONTENT_DIR" \
         -type f \
         | while read file
             do
                 handle "$file"
             done
 elif [ "$1" = "all_md" ]; then
-    find content/ \
+    find "$CONTENT_DIR" \
         -type f \
         -name "*.md" \
         | while read file
-- 
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