basic structure; zsh default; no desktop assumed

_custom/.local/bin/pdfspagewise

@@ -0,0 +1,18 @@
+#!/bin/zsh
+# Split up a PDF pagewise
+source ~/.local/lib/pdf_tools.sh
+
+typeset -r numpages=$(pdf_num_pages $1)
+
+((numpages == 1)) && echo "PDF file has only one page. No action taken." && exit
+
+echo Processing ${numpages} pages...
+
+typeset -r          digits=$#numpages
+typeset -Z${digits} page=1
+
+while ((page <= numpages)); do
+    pdf_extract_range "$1" ${page} ${page} "${1%.pdf}_${page}.pdf" > /dev/null
+    ((page = page + 1))
+done
+echo Done.