composer added

playbook.yml

@@ -15,5 +15,6 @@
     - role: common
     - role: database
     - role: php
+    - role: composer
     - role: nginx
     - role: projects

roles/composer/tasks/main.yml

@@ -0,0 +1,25 @@
+---
+- name: "Install yq (YAML processor) for the smart composer script"
+  ansible.builtin.get_url:
+    url: "https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64"
+    dest: /usr/local/bin/yq
+    mode: '0755'
+
+- name: "Download the Composer installer"
+  ansible.builtin.get_url:
+    url: https://getcomposer.org/installer
+    dest: /tmp/composer-installer.php
+    mode: '0755'
+
+- name: "Install Composer globally (as composer.phar)"
+  ansible.builtin.command:
+    cmd: php /tmp/composer-installer.php --install-dir=/usr/local/bin --filename=composer.phar
+    creates: /usr/local/bin/composer.phar
+
+- name: "Deploy the smart Composer wrapper script"
+  ansible.builtin.template:
+    src: composer-wrapper.sh.j2
+    dest: /usr/local/bin/composer
+    owner: root
+    group: root
+    mode: '0755'

roles/composer/templates/composer-wrapper.sh.j2

@@ -0,0 +1,38 @@
+#!/bin/bash
+#
+# Lenvi Smart Composer Wrapper
+#
+# This script automatically detects the required PHP version for a project
+# by looking for a `Lenvi.yaml` file and uses the correct PHP binary.
+
+# The real composer binary
+COMPOSER_PHAR="/usr/local/bin/composer.phar"
+DEFAULT_PHP_BINARY="/usr/bin/php"
+PHP_BINARY=""
+
+# Find the project root by looking for a Lenvi.yaml file in parent directories
+SEARCH_DIR=$(pwd)
+while [[ "$SEARCH_DIR" != "" && ! -f "$SEARCH_DIR/Lenvi.yaml" ]]; do
+  SEARCH_DIR=${SEARCH_DIR%/*}
+done
+
+if [[ -f "$SEARCH_DIR/Lenvi.yaml" ]]; then
+  # We found a config file, let's find the PHP version for the current directory
+  CURRENT_PROJECT_ROOT=$(pwd)
+  PHP_VERSION=$(yq eval '.sites[] | select(.project_root == "'"$CURRENT_PROJECT_ROOT"'") | .php_version' "$SEARCH_DIR/Lenvi.yaml")
+
+  if [[ -n "$PHP_VERSION" && -x "/usr/bin/php$PHP_VERSION" ]]; then
+    # Version found and the corresponding PHP binary exists
+    PHP_BINARY="/usr/bin/php$PHP_VERSION"
+    echo "Lenvi: Found project configuration. Using PHP $PHP_VERSION..." >&2
+  fi
+fi
+
+# If no specific PHP binary was found, use the system default
+if [[ -z "$PHP_BINARY" ]]; then
+  echo "Lenvi: No project configuration found. Using default system PHP." >&2
+  PHP_BINARY="$DEFAULT_PHP_BINARY"
+fi
+
+# Execute the real Composer with the determined PHP version and pass all arguments
+exec "$PHP_BINARY" "$COMPOSER_PHAR" "$@"