creating update package creation script

scripts/create-update-zip.sh

@@ -0,0 +1,128 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+die() {
+    printf 'Error: %s\n' "$*" >&2
+    exit 1
+}
+
+require_command() {
+    command -v "$1" >/dev/null 2>&1 || die "Required command not found: $1"
+}
+
+is_excluded_path() {
+    case "$1" in
+        .gitignore|config.php|data|data/*|update-server|update-server/*|.codex|.codex/*|build|build/*|scripts|scripts/*)
+            return 0
+            ;;
+    esac
+
+    return 1
+}
+
+read_current_version() {
+    sed -nE 's/.*define\(["'\'']APP_VERSION["'\''],[[:space:]]*["'\'']([^"'\'']+)["'\'']\).*/\1/p' "$version_file" | head -n 1
+}
+
+write_current_version() {
+    local version="$1"
+
+    NEW_APP_VERSION="$version" perl -0pi -e '
+        BEGIN { $version = $ENV{"NEW_APP_VERSION"}; $updated = 0; }
+        $updated += s/define\(["'\'']APP_VERSION["'\''],\s*["'\''][^"'\'']+["'\'']\);/define("APP_VERSION", "$version");/g;
+        END { exit($updated > 0 ? 0 : 2); }
+    ' "$version_file" || die "Version string could not be updated in $version_file"
+}
+
+sha256_file() {
+    local file="$1"
+
+    if command -v shasum >/dev/null 2>&1; then
+        shasum -a 256 "$file" | awk '{print $1}'
+    elif command -v sha256sum >/dev/null 2>&1; then
+        sha256sum "$file" | awk '{print $1}'
+    else
+        die "Required command not found: shasum or sha256sum"
+    fi
+}
+
+file_size() {
+    local file="$1"
+
+    if stat -f '%z' "$file" >/dev/null 2>&1; then
+        stat -f '%z' "$file"
+    else
+        stat -c '%s' "$file"
+    fi
+}
+
+require_command git
+require_command zip
+require_command sed
+require_command awk
+require_command perl
+
+repo_root="$(git rev-parse --show-toplevel 2>/dev/null)" || die "Not inside a git repository."
+current_dir="$(pwd -P)"
+repo_root_real="$(cd "$repo_root" && pwd -P)"
+
+[[ "$current_dir" == "$repo_root_real" ]] || die "Run this script from the repository root: $repo_root_real"
+
+[[ "$#" -le 1 ]] || die "Usage: $0 [vX.Y.Z]"
+
+version_file='includes/version.php'
+[[ -f "$version_file" ]] || die "Version file not found: $version_file"
+
+current_version="$(read_current_version)"
+[[ -n "$current_version" ]] || die "Current version could not be read from $version_file"
+
+if [[ "$#" -eq 1 ]]; then
+    version="$1"
+else
+    printf 'Current version: %s\n' "$current_version"
+    printf 'New version (vX.Y.Z): '
+    IFS= read -r version || die "No version provided."
+fi
+
+[[ -n "$version" ]] || die "No version provided."
+[[ "$version" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]] || die "Version must use the format vX.Y.Z."
+
+write_current_version "$version"
+
+output_dir='build/updates'
+output_file="${output_dir}/psa-orderform-${version}.zip"
+tmp_file_list="$(mktemp)"
+
+cleanup() {
+    rm -f "$tmp_file_list"
+}
+trap cleanup EXIT
+
+while IFS= read -r path; do
+    [[ -n "$path" ]] || continue
+    if is_excluded_path "$path"; then
+        continue
+    fi
+    [[ -f "$path" ]] || continue
+    printf '%s\n' "$path" >> "$tmp_file_list"
+done < <(git ls-files)
+
+file_count="$(wc -l < "$tmp_file_list" | tr -d '[:space:]')"
+[[ "$file_count" -gt 0 ]] || die "No files selected for the update archive."
+
+mkdir -p "$output_dir"
+rm -f "$output_file"
+
+zip -q -@ "$output_file" < "$tmp_file_list"
+[[ -f "$output_file" ]] || die "ZIP archive was not created."
+
+checksum="$(sha256_file "$output_file")"
+size="$(file_size "$output_file")"
+
+printf 'Update ZIP created\n'
+printf 'Version: %s\n' "$version"
+printf 'Version file: %s\n' "$version_file"
+printf 'Path: %s\n' "$output_file"
+printf 'Files: %s\n' "$file_count"
+printf 'SHA-256: %s\n' "$checksum"
+printf 'Size: %s bytes\n' "$size"