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fish-config/functions/open-url.fish
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rootiest 16e969ee15 chore(docs): retire wiki, chunked HTML, and split-manual pipeline
docs/manual/** plus the Astro Starlight site (https://fish-config-docs.pages.dev/)
replace the Gitea wiki (docs/wiki/) and chunked offline HTML (docs/html/,
docs/html-style.html) as the published documentation surface. Retires the
now-unused docs/split-wiki.py and docs/split-manual.py generators alongside them.

- config-help --html now opens the published site root instead of resolving
  a local sitemap anchor; when a keyword was given it prints a note that deep
  links aren't available yet and to use the site's search box.
- open-url and docs/manual/05-functions/14-miscellaneous.md examples
  repointed from docs/html/index.html to the site URL.
- docs/manual/11-viewing-this-manual.md rewritten to document the four
  access paths: the website, the man page, in-terminal pager, and reading
  docs/manual/** directly. fish-config.index updated to match the new
  headings.
- README.md documentation section and Zoxide attribution link repointed at
  the site; corrected the stale "single source file" claim about
  fish-config.md.
- Regenerated docs/fish-config.md via build-manual.py --concat.
2026-07-25 23:33:26 -04:00

127 lines
4.5 KiB
Fish

# Copyright (C) 2026 Rootiest
# SPDX-License-Identifier: AGPL-3.0-or-later
# SYNOPSIS
# open-url [-s|--silent] [-v|--verbose] <url>
# open-url --help
#
# DESCRIPTION
# Opens a URL (or file:// URI) in the best available graphical web browser,
# backgrounded so it never blocks the terminal. Resolves a real browser
# binary rather than deferring to xdg-open, whose MIME dispatch can hand
# local text/html files to non-browser apps (e.g. ebook readers).
#
# Silent by default: prints nothing on success (errors always go to stderr).
#
# Resolution order:
# 1. $fish_help_browser (explicit override)
# 2. $BROWSER (validated; errors if not a command)
# 3. xdg-mime default handler for x-scheme-handler/https
# 4. First known browser binary found in a built-in list
# 5. xdg-open (last resort)
#
# ARGUMENTS
# url The URL or file:// URI to open (required)
# -s, --silent Suppress success output (the default)
# -v, --verbose Print which browser is being launched
# -h, --help Print usage and exit
#
# RETURNS
# 0 Browser launched
# 1 No URL given, invalid $BROWSER, or no browser found
#
# EXAMPLE
# open-url https://git.rootiest.dev/rootiest/fish-config
# open-url -v https://fish-config-docs.pages.dev/
function open-url --description 'Open a URL in the best available web browser'
argparse h/help s/silent v/verbose -- $argv
or return 1
if set -q _flag_help
echo "Usage: open-url [-s|--silent] [-v|--verbose] <url>"
echo "Open a URL or file:// URI in the best available web browser."
echo
echo " -s, --silent Suppress success output (the default)"
echo " -v, --verbose Print which browser is being launched"
echo " -h, --help Show this help"
return 0
end
set -l url $argv[1]
if test -z "$url"
set_color red
echo "error: open-url requires a URL argument" >&2
set_color normal
return 1
end
# Browser detection — mirrors fish's help.fish priority order but
# resolves actual browser binaries before falling back to xdg-open.
# xdg-open dispatches on the file's MIME type (text/html), which can
# be associated with non-browser apps (e.g. ebook readers). Using a
# real browser binary directly with a file:// URI avoids that lookup.
set -l graphical_browsers \
firefox firefox-esr chromium chromium-browser google-chrome \
brave-browser vivaldi vivaldi-stable epiphany falkon qutebrowser \
opera x-www-browser htmlview
set -l browser $fish_help_browser
if not set -q browser[1]
if set -q BROWSER
echo $BROWSER | read -at browser
if not type -q $browser[1]
set_color red
echo "error: \$BROWSER '$browser[1]' is not a valid command" >&2
set_color normal
return 1
end
else
# Resolve the https scheme handler from xdg-mime and use its
# binary directly — most reliable on modern Linux desktops.
if type -q xdg-mime
set -l desk (xdg-mime query default x-scheme-handler/https 2>/dev/null)
if test -n "$desk"
set -l candidate (string replace -r '\.desktop$' '' -- $desk)
if type -q $candidate
set browser $candidate
end
end
end
# Fall back to trying known browser binaries in order.
if not set -q browser[1]
for b in $graphical_browsers
if type -q -f $b
set browser $b
break
end
end
end
# Last resort: xdg-open (may hit wrong app for local files).
if not set -q browser[1]; and type -q xdg-open
set browser xdg-open
end
end
end
if not set -q browser[1]
set_color red
echo "error: could not find a web browser — set \$fish_help_browser or \$BROWSER" >&2
set_color normal
return 1
end
if set -q _flag_verbose
set_color green
echo "Opening $browser[1]…"
set_color normal
end
# Background the browser so it doesn't block the terminal, and discard its
# own console chatter (e.g. "Opening in existing browser session.").
sh -c '("$@") >/dev/null 2>&1 &' -- $browser $url
return 0
end