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| 1 | +#!/usr/bin/env bash |
| 2 | +# pvm — PHP version manager. Switches which PHP the user invokes as `php` |
| 3 | +# by flipping symlinks in $HOME/.local/bin (already on PATH via base's |
| 4 | +# pipx ensurepath). No sudo for `use` / `ls` / `current`; only `install` / |
| 5 | +# `remove` touch apt. |
| 6 | +# |
| 7 | +# Aliases 'latest' / 'lts' resolve against php.net's supported-versions |
| 8 | +# list; falls back to locally-packaged Sury versions if php.net is |
| 9 | +# unreachable. PHP has no official LTS — 'lts' is our convention for |
| 10 | +# "oldest branch still in security support" (longest-lived pin). |
| 11 | +set -e |
| 12 | + |
| 13 | +EXT_SET="cli common curl mbstring xml intl zip gd bcmath opcache mysql pgsql sqlite3 redis xdebug" |
| 14 | +USER_BIN="$HOME/.local/bin" |
| 15 | +TOOLS=(php phpize php-config) |
| 16 | + |
| 17 | +usage() { |
| 18 | + cat <<EOF |
| 19 | +pvm — PHP version manager (Sury-backed). |
| 20 | +
|
| 21 | +Usage: |
| 22 | + pvm Show active PHP version. |
| 23 | + pvm ls List installed versions (* = active). |
| 24 | + pvm ls-remote List versions packaged by Sury. |
| 25 | + pvm use <ver> Link \$HOME/.local/bin/{php,phpize,php-config} → phpX.Y. |
| 26 | + pvm install <ver> apt-install phpX.Y-* from Sury (uses sudo). |
| 27 | + pvm remove <ver> apt-purge phpX.Y-* (uses sudo). |
| 28 | +
|
| 29 | +Aliases: 'latest' = newest supported branch (php.net); 'lts' = oldest branch |
| 30 | +still in security support (php.net). Falls back to locally-packaged Sury |
| 31 | +versions if php.net is unreachable. |
| 32 | +EOF |
| 33 | +} |
| 34 | + |
| 35 | +sury_versions() { |
| 36 | + apt-cache search --names-only '^php[0-9]+\.[0-9]+-cli$' 2>/dev/null \ |
| 37 | + | awk '{print $1}' | sed -n 's/^php\([0-9.]*\)-cli$/\1/p' | sort -V |
| 38 | +} |
| 39 | + |
| 40 | +# php.net's ?json endpoint returns supported_versions ordered oldest → newest. |
| 41 | +# Only major=8 today; update when PHP 9 ships. |
| 42 | +supported_versions() { |
| 43 | + curl -fsSL --max-time 5 'https://www.php.net/releases/index.php?json&version=8' 2>/dev/null \ |
| 44 | + | jq -r '.supported_versions[]?' 2>/dev/null |
| 45 | +} |
| 46 | + |
| 47 | +resolve_alias() { |
| 48 | + local list |
| 49 | + case "$1" in |
| 50 | + latest) |
| 51 | + list=$(supported_versions); [ -z "$list" ] && list=$(sury_versions) |
| 52 | + echo "$list" | tail -n 1 |
| 53 | + ;; |
| 54 | + lts) |
| 55 | + list=$(supported_versions) |
| 56 | + if [ -n "$list" ]; then |
| 57 | + echo "$list" | head -n 1 |
| 58 | + else |
| 59 | + list=$(sury_versions) |
| 60 | + if [ "$(echo "$list" | wc -l)" -lt 2 ]; then |
| 61 | + echo "$list" | tail -n 1 |
| 62 | + else |
| 63 | + echo "$list" | tail -n 2 | head -n 1 |
| 64 | + fi |
| 65 | + fi |
| 66 | + ;; |
| 67 | + *) echo "$1" ;; |
| 68 | + esac |
| 69 | +} |
| 70 | + |
| 71 | +installed_versions() { |
| 72 | + compgen -G '/usr/bin/php[0-9].[0-9]' 2>/dev/null \ |
| 73 | + | sed -n 's|/usr/bin/php||p' | sort -V |
| 74 | +} |
| 75 | + |
| 76 | +active_version() { |
| 77 | + local link |
| 78 | + link=$(readlink "$USER_BIN/php" 2>/dev/null || true) |
| 79 | + if [ -n "$link" ]; then |
| 80 | + basename "$link" | sed 's/^php//' |
| 81 | + elif command -v php >/dev/null 2>&1; then |
| 82 | + php -r 'echo PHP_MAJOR_VERSION . "." . PHP_MINOR_VERSION;' 2>/dev/null || true |
| 83 | + fi |
| 84 | +} |
| 85 | + |
| 86 | +cmd_ls() { |
| 87 | + local current |
| 88 | + current=$(active_version) |
| 89 | + for v in $(installed_versions); do |
| 90 | + if [ "$v" = "$current" ]; then echo "* $v"; else echo " $v"; fi |
| 91 | + done |
| 92 | +} |
| 93 | + |
| 94 | +cmd_ls_remote() { sury_versions; } |
| 95 | + |
| 96 | +cmd_use() { |
| 97 | + local raw="${1:-}" ver |
| 98 | + [ -n "$raw" ] || { usage; exit 1; } |
| 99 | + ver=$(resolve_alias "$raw") |
| 100 | + [ -x "/usr/bin/php$ver" ] || { echo "pvm: PHP $ver not installed. Try: pvm install $raw" >&2; exit 1; } |
| 101 | + mkdir -p "$USER_BIN" |
| 102 | + for t in "${TOOLS[@]}"; do |
| 103 | + if [ -x "/usr/bin/${t}${ver}" ]; then |
| 104 | + ln -sfn "/usr/bin/${t}${ver}" "$USER_BIN/$t" |
| 105 | + fi |
| 106 | + done |
| 107 | + echo "PHP $ver active ($USER_BIN/php → /usr/bin/php$ver)." |
| 108 | +} |
| 109 | + |
| 110 | +cmd_install() { |
| 111 | + local raw="${1:-}" ver |
| 112 | + [ -n "$raw" ] || { usage; exit 1; } |
| 113 | + ver=$(resolve_alias "$raw") |
| 114 | + local pkgs="" |
| 115 | + for ext in $EXT_SET; do pkgs="$pkgs php${ver}-${ext}"; done |
| 116 | + sudo apt-get update |
| 117 | + # shellcheck disable=SC2086 |
| 118 | + sudo apt-get install -y --no-install-recommends --no-install-suggests $pkgs |
| 119 | + echo "PHP $ver installed. Activate with: pvm use $ver" |
| 120 | +} |
| 121 | + |
| 122 | +cmd_remove() { |
| 123 | + local raw="${1:-}" ver |
| 124 | + [ -n "$raw" ] || { usage; exit 1; } |
| 125 | + ver=$(resolve_alias "$raw") |
| 126 | + sudo apt-get purge -y "php${ver}*" |
| 127 | + sudo apt-get autoremove -y |
| 128 | +} |
| 129 | + |
| 130 | +cmd_current() { |
| 131 | + local v |
| 132 | + v=$(active_version) |
| 133 | + [ -n "$v" ] && echo "$v" || { echo "pvm: no PHP active" >&2; exit 1; } |
| 134 | +} |
| 135 | + |
| 136 | +case "${1:-current}" in |
| 137 | + ls|list) cmd_ls ;; |
| 138 | + ls-remote) cmd_ls_remote ;; |
| 139 | + use) shift; cmd_use "$@" ;; |
| 140 | + install) shift; cmd_install "$@" ;; |
| 141 | + remove|uninstall) shift; cmd_remove "$@" ;; |
| 142 | + current|'') cmd_current ;; |
| 143 | + -h|--help|help) usage ;; |
| 144 | + *) usage; exit 1 ;; |
| 145 | +esac |
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