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#!/bin/bash
# Softswitch - A simple PHP version switcher for Arch Linux
# Author: Ismoiljon Umarov
# Version: 1.1.0
# License: MIT
# --- Configuration ---
# Directory where PHP versions are installed.
PHP_BIN_DIR="/usr/bin"
# Directory for our symlinks. This must be in the user's PATH before /usr/bin.
# /usr/local/bin is the standard for this purpose.
SYMLINK_DIR="/usr/local/bin"
SYMLINK_PHP="$SYMLINK_DIR/php"
SYMLINK_PHPCGI="$SYMLINK_DIR/php-cgi"
SYMLINK_PHPFPM="$SYMLINK_DIR/php-fpm"
# --- Colors for output ---
C_RESET='\033[0m'
C_RED='\033[0;31m'
C_GREEN='\033[0;32m'
C_YELLOW='\033[0;33m'
C_BLUE='\033[0;34m'
# --- Helper Functions ---
error_exit() {
echo -e "${C_RED}Error: $1${C_RESET}" >&2
exit 1
}
check_sudo() {
if [ "$EUID" -ne 0 ]; then
error_exit "This command requires root privileges. Please run with sudo."
fi
}
# --- Core Functions ---
list_versions() {
echo -e "${C_BLUE}Available PHP versions found in $PHP_BIN_DIR:${C_RESET}"
local found=0
find "$PHP_BIN_DIR" -maxdepth 1 -regextype posix-extended -regex '.*/php[0-9]*(\.[0-9]+)?$' -executable | sort -V | while read -r php_exe; do
found=1
local version_name
version_name=$(basename "$php_exe")
if [ -L "$SYMLINK_PHP" ] && [ "$(readlink "$SYMLINK_PHP")" == "$php_exe" ]; then
echo -e " ${C_GREEN}* $version_name (active)${C_RESET}"
else
echo " $version_name"
fi
done
if [ $found -eq 0 ]; then
echo -e " ${C_YELLOW}No PHP versions found.${C_RESET}"
echo " Install some from the official repositories, e.g., 'sudo pacman -S php php81'"
fi
}
switch_version() {
local version_name="$1"
local target_php_bin="$PHP_BIN_DIR/$version_name"
if [ -z "$version_name" ]; then
error_exit "No PHP version specified. Usage: sudo softswitch use <version>"
fi
if [ ! -x "$target_php_bin" ]; then
error_exit "PHP version '$version_name' not found or is not executable."
fi
echo -e "${C_YELLOW}Switching to $version_name...${C_RESET}"
mkdir -p "$SYMLINK_DIR"
rm -f "$SYMLINK_PHP" "$SYMLINK_PHPCGI" "$SYMLINK_PHPFPM"
ln -s "$target_php_bin" "$SYMLINK_PHP"
echo " -> Linked php to $target_php_bin"
local target_cgi_bin="$PHP_BIN_DIR/${version_name}-cgi"
if [ -x "$target_cgi_bin" ]; then
ln -s "$target_cgi_bin" "$SYMLINK_PHPCGI"
fi
local target_fpm_bin="$PHP_BIN_DIR/${version_name}-fpm"
if [ -x "$target_fpm_bin" ]; then
ln -s "$target_fpm_bin" "$SYMLINK_PHPFPM"
fi
echo -e "${C_GREEN}Successfully switched to $version_name.${C_RESET}"
current_status
}
current_status() {
if [ -L "$SYMLINK_PHP" ]; then
local current_link
current_link=$(readlink "$SYMLINK_PHP")
local current_version
current_version=$("$SYMLINK_PHP" -v | head -n 1)
echo -e "\n${C_BLUE}Current active version:${C_RESET}"
echo -e " ${C_GREEN}* $(basename "$current_link")${C_RESET} --> $current_version"
else
echo -e "\n${C_YELLOW}No active PHP version is managed by softswitch.${C_RESET}"
echo " Use 'sudo softswitch use <version>' to set one."
fi
}
show_help() {
echo "Softswitch - A simple PHP version switcher for Arch Linux"
echo ""
echo -e "${C_BLUE}Usage:${C_RESET}"
echo " softswitch <command> [options]"
echo ""
echo -e "${C_BLUE}Available Commands:${C_RESET}"
echo -e " ${C_GREEN}list${C_RESET} List all available PHP versions."
echo -e " ${C_GREEN}use <version>${C_RESET} Switch to a specified PHP version (e.g., 'php81'). Requires sudo."
echo -e " ${C_GREEN}status${C_RESET} Show the currently active PHP version."
echo -e " ${C_GREEN}help${C_RESET} Show this help message."
}
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