upgrading publish and unpublish functions

bob

@@ -58,6 +58,7 @@ init()
 
 update_index()
 {
+    # Listing all posts and making an html list (with there link) out of them
     posts=$(ls -t ./posts | awk '
         BEGIN {
             print "<ul>"
@@ -72,28 +73,56 @@ update_index()
             print "</ul>"
         }')
 
+    # retrieving the template for the index.html
     template="${BOB_LIB}/template/index.html"
+
+    # replacing {{articles}} in the template with the actual list of articles from above
     awk -v content="$posts" '{gsub(/{{articles}}/, content); print}' "$template" > "./index.html"
 
 }
 
 publish()
 { 
+    # Storing the path of the post/article to publish 
+    article_path=$1 
 
-    post=$(awk -f ${BOB_LIB}/markdown.awk ./drafts/$1.md)
+    # from the relative path, only retrieving the name of the article (without file extension)
+    article_name=$(echo $article_path | cut -d '/' -f 2 | cut -d '.' -f 1)
+
+    # Convert the markdown draft into an html article and storing it locally
+    post=$(awk -f ${BOB_LIB}/markdown.awk ./$article_path)
+
+    # Retrieving the html article template
     template="${BOB_LIB}/template/post.html"
-    escaped_post=$(echo "$post" | sed 's/&/\\&/g')
-    awk -v content="$escaped_post" '{gsub(/\{\{article\}\}/, content); print}' "$template" > "./posts/$1.html"
-    mv ./drafts/$1.md ./drafts/published/$1.md
 
+    # Escaping the & for next step to not confuse awk
+    escaped_post=$(echo "$post" | sed 's/&/\\&/g')
+
+    # In the template, replacing the string {{article}} by the actual content parsed above
+    awk -v content="$escaped_post" '{gsub(/\{\{article\}\}/, content); print}' "$template" > "./posts/$article_name.html"
+
+    # moving the draft into the "published" folder
+    mv ./$article_path ./drafts/published/$article_name.md
+
+    # updating the index.html as a new article shall appear in the list
     update_index
 }
 
 unpublish()
 {
-    rm ./posts/$1.html
-    mv ./drafts/published/$1.md ./drafts/$1.md
+    # storing the path of the article
+    article_path=$1
 
+    # from the relative path, only retrieving the name of the article (without file extension)
+    article_name=$(echo $article_path | cut -d '/' -f 2 | cut -d '.' -f 1)
+
+    # removing the html article
+    rm ./$article_path
+
+    # moving the ex-published article into the draft folder
+    mv ./drafts/published/$article_name.md ./drafts/$article_name.md
+
+    # updating index as a article is to be removed from the list
     update_index
 }