sanitize file name output

bookmobile

@@ -72,11 +72,33 @@ function set_metadata
   set -g title (readable $url --properties "title")
 
   if test -z "$title" #if title was empty, set title to date time 
-    set -g title (date "+%Y-%m-%d_%H:%M:%S")
-  end
 
-  echo "Title: " $title
-  echo "URL: " $url
+    set -g title (date "+%Y-%m-%d_%H:%M:%S")
+
+  else
+    #clean up title
+
+    #stop a title at first : or - or • or | or (
+    set -g title (string split ":" $title)[1]
+    set -g title (string split " -" $title)[1] #split if - used to break up a title, not between 2 words
+    set -g title (string split "|" $title)[1]
+    set -g title (string split "•" $title)[1]
+    set -g title (string split "(" $title)[1]
+    #set -g title (echo $temp_title | sed 's/[:(-•|]/\n/g')[1] 
+    
+    #remove leading and trailing spaces
+    set -g title (string trim $title) 
+    
+    #convert remaining spaces to _ underscores
+    set -g title (string replace -a ' ' '_' $title) 
+    
+    #remove ,'? from title
+    set -g title (string replace -r -a '[?,\'\"]' '' $title)
+
+    #limit length to 35 characters (arbitrarily selected but a prudent length)
+    set -g title (string sub --length 35 $title)
+
+  end
 end
 
 function process_article