X-Git-Url: http://git.plutz.net/?a=blobdiff_plain;ds=sidebyside;f=tools.sh;h=65327d7c38f229e3815b207f173d86823245ae50;hb=756d5e8c0adddd6ed14833cdc246c08eba3a12ae;hp=a298394c9cf5881cb4a764587302fe4467030d67;hpb=e5ea4373a0510820e542e2b4eed63ff64211da9a;p=shellwiki diff --git a/tools.sh b/tools.sh index a298394..65327d7 100755 --- a/tools.sh +++ b/tools.sh @@ -3,7 +3,7 @@ [ "$include_tools" ] && return 0 include_tools="$0" -# Copyright 2022 - 2023 Paul Hänsch +# Copyright 2022 - 2024 Paul Hänsch # # Permission to use, copy, modify, and/or distribute this software for any # purpose with or without fee is hereby granted, provided that the above @@ -185,3 +185,38 @@ has_tag() { done return 1 } + +page_title() { + local mdfile='' PAGE_TITLE='' + + if mdfile="$(mdfile "${1}")"; then + PAGE_TITLE="$( + # pick title from %title pragma + sed -nE ' + s;^%title[ \t]+([[:graph:]][[:print:]]+)\r?$;\1;p; tQ; + b; :Q q; + ' "$mdfile" + )" + [ ! "${PAGE_TITLE}" ] && PAGE_TITLE="$( + # pick title from first h1/h2 headline + MD_MACROS="" md <"$mdfile" \ + | sed -nE ' + s;^.*