wip: feat: log whenever directories are created

_webi/curl-pipe-bootstrap.tpl.sh

@@ -225,6 +225,11 @@ webi_bootstrap() { (
         echo "    Updating $(t_path "${b_path_rel}")"
     fi
 
+    b_download_dir="$(dirname "${a_path}")"
+    if ! test -w "${b_download_dir}"; then
+        echo "    Creating $(t_path "${b_download_dir}/")"
+        mkdir -p "${b_download_dir}"
+    fi
     echo "    Downloading $(t_url "${b_webi_file_url}")"
     echo "        to $(t_path "${b_path_rel}")"
     fn_download_to_path "${b_webi_file_url}" "${a_path}"

_webi/package-install.tpl.sh

@@ -805,6 +805,11 @@ webi_upgrade() { (
         echo "$(t_task 'Updating') $(t_pkg 'Webi')"
     fi
 
+    b_download_dir="$(dirname "${a_path}")"
+    if ! test -w "${b_download_dir}"; then
+        echo "    Creating $(t_path "${b_download_dir}/")"
+        mkdir -p "${b_download_dir}"
+    fi
     echo "    Downloading $(t_url "${b_webi_file_url}")"
     echo "        to $(t_path "${b_path_rel}")"
     fn_download_to_path "${b_webi_file_url}" "${a_path}"

webi/webi.sh

@@ -1,9 +1,219 @@
 #!/bin/sh
-
 set -e
 set -u
 #set -x
 
+#########################################
+#                                       #
+# Display Debug Info in Case of Failure #
+#                                       #
+#########################################
+
+fn_show_welcome_back() { (
+    if test -n "${WEBI_WELCOME:-}"; then
+        return 0
+    fi
+
+    echo ""
+    # invert t_task and t_pkg for top-level welcome message
+    printf -- ">>> %s %s  <<<\n" \
+        "$(t_pkg 'Welcome to') $(t_task 'Webi')$(t_pkg '!')" \
+        "$(t_dim "- modern tools, instant installs.")"
+    echo "    We expect your experience to be $(t_em 'absolutely perfect')!"
+    echo ""
+    echo "    $(t_attn 'Success')? Star it!   $(t_url 'https://github.com/webinstall/webi-installers')"
+    echo "    $(t_attn 'Problem')? Report it: $(t_url 'https://github.com/webinstall/webi-installers/issues')"
+    echo "                        $(t_dim "(your system is") $(t_host "$(uname -s)")/$(t_host "$(uname -m)") $(t_dim "with") $(t_host "$(fn_get_libc)") $(t_dim "&") $(t_host "$(fn_get_http_client_name)")$(t_dim ")")"
+
+    sleep 0.2
+); }
+
+fn_get_libc() { (
+    # Ex:
+    #     musl
+    #     libc
+    if ldd /bin/ls 2> /dev/null | grep -q 'musl' 2> /dev/null; then
+        echo 'musl'
+    elif uname -o | grep -q 'GNU' || uname -s | grep -q 'Linux'; then
+        echo 'gnu'
+    else
+        echo 'libc'
+    fi
+); }
+
+fn_get_http_client_name() { (
+    # Ex:
+    #     curl
+    #     curl+wget
+    b_client=""
+    if command -v curl > /dev/null; then
+        b_client="curl"
+    fi
+    if command -v wget > /dev/null; then
+        if test -z "${b_client}"; then
+            b_client="wget"
+        else
+            b_client="curl+wget"
+        fi
+    fi
+
+    echo "${b_client}"
+); }
+
+#########################################
+#                                       #
+#      For Making the Display Nice      #
+#                                       #
+#########################################
+
+# Term Types
+t_cmd() { (fn_printf '\e[2m\e[35m%s\e[39m\e[22m' "${1}"); }
+t_host() { (fn_printf '\e[2m\e[33m%s\e[39m\e[22m' "${1}"); }
+t_link() { (fn_printf '\e[1m\e[36m%s\e[39m\e[22m' "${1}"); }
+t_path() { (fn_printf '\e[2m\e[32m%s\e[39m\e[22m' "${1}"); }
+t_pkg() { (fn_printf '\e[1m\e[32m%s\e[39m\e[22m' "${1}"); }
+t_task() { (fn_printf '\e[36m%s\e[39m' "${1}"); }
+t_url() { (fn_printf '\e[2m%s\e[22m' "${1}"); }
+
+# Levels
+t_info() { (fn_printf '\e[1m\e[36m%s\e[39m\e[22m' "${1}"); }
+t_attn() { (fn_printf '\e[1m\e[33m%s\e[39m\e[22m' "${1}"); }
+t_warn() { (fn_printf '\e[1m\e[33m%s\e[39m\e[22m' "${1}"); }
+t_err() { (fn_printf '\e[31m%s\e[39m' "${1}"); }
+
+# Styles
+t_bold() { (fn_printf '\e[1m%s\e[22m' "${1}"); }
+t_dim() { (fn_printf '\e[2m%s\e[22m' "${1}"); }
+t_em() { (fn_printf '\e[3m%s\e[23m' "${1}"); }
+t_under() { (fn_printf '\e[4m%s\e[24m' "${1}"); }
+
+# FG Colors
+t_cyan() { (fn_printf '\e[36m%s\e[39m' "${1}"); }
+t_green() { (fn_printf '\e[32m%s\e[39m' "${1}"); }
+t_magenta() { (fn_printf '\e[35m%s\e[39m' "${1}"); }
+t_yellow() { (fn_printf '\e[33m%s\e[39m' "${1}"); }
+
+fn_printf() { (
+    a_style="${1}"
+    a_text="${2}"
+    if fn_is_tty; then
+        #shellcheck disable=SC2059
+        printf -- "${a_style}" "${a_text}"
+    else
+        printf -- '%s' "${a_text}"
+    fi
+); }
+
+fn_sub_home() { (
+    my_rel=${HOME}
+    my_abs=${1}
+    echo "${my_abs}" | sed "s:^${my_rel}:~:"
+); }
+
+###################################
+#                                 #
+#       Detect HTTP Client        #
+#                                 #
+###################################
+
+fn_wget() { (
+    # Doc:
+    #     Downloads the file at the given url to the given path
+    a_url="${1}"
+    a_path="${2}"
+
+    cmd_wget="wget -q --user-agent"
+    if fn_is_tty; then
+        cmd_wget="wget -q --show-progress --user-agent"
+    fi
+
+    b_triple_ua="$(fn_get_target_triple_user_agent)"
+    b_agent="webi/wget ${b_triple_ua}"
+    if command -v curl > /dev/null; then
+        b_agent="webi/wget+curl ${b_triple_ua}"
+    fi
+
+    if ! $cmd_wget "${b_agent}" -c "${a_url}" -O "${a_path}"; then
+        echo >&2 "    $(t_err "failed to download (wget)") '$(t_url "${a_url}")'"
+        echo >&2 "    $cmd_wget '${b_agent}' -c '${a_url}' -O '${a_path}'"
+        echo >&2 "    $(wget -V)"
+        return 1
+    fi
+); }
+
+fn_curl() { (
+    # Doc:
+    #     Downloads the file at the given url to the given path
+    a_url="${1}"
+    a_path="${2}"
+
+    cmd_curl="curl -f -sSL -#"
+    if fn_is_tty; then
+        cmd_curl="curl -f -sSL"
+    fi
+
+    b_triple_ua="$(fn_get_target_triple_user_agent)"
+    b_agent="webi/curl ${b_triple_ua}"
+    if command -v wget > /dev/null; then
+        b_agent="webi/curl+wget ${b_triple_ua}"
+    fi
+
+    if ! $cmd_curl -A "${b_agent}" "${a_url}" -o "${a_path}"; then
+        echo >&2 "    $(t_err "failed to download (curl)") '$(t_url "${a_url}")'"
+        echo >&2 "    $cmd_curl -A '${b_agent}' '${a_url}' -o '${a_path}'"
+        echo >&2 "    $(curl -V)"
+        return 1
+    fi
+); }
+
+fn_get_target_triple_user_agent() { (
+    # Ex:
+    #     x86_64/unknown Linux/5.15.107-2-pve gnu
+    #     arm64/unknown Darwin/22.6.0 libc
+    echo "$(uname -m)/unknown $(uname -s)/$(uname -r) $(fn_get_libc)"
+); }
+
+fn_download_to_path() { (
+    a_url="${1}"
+    a_path="${2}"
+
+    mkdir -p "$(dirname "${a_path}")"
+    if command -v wget > /dev/null; then
+        fn_wget "${a_url}" "${a_path}.part"
+    elif command -v curl > /dev/null; then
+        fn_curl "${a_url}" "${a_path}.part"
+    else
+        echo >&2 "    $(t_err "failed to detect HTTP client (curl, wget)")"
+        return 1
+    fi
+    mv "${a_path}.part" "${a_path}"
+); }
+
+##############################################
+#                                            #
+#          Detect TTY and run main           #
+#                                            #
+##############################################
+
+fn_is_tty() {
+    if test "${WEBI_TTY}" = 'tty'; then
+        return 0
+    fi
+    return 1
+}
+
+fn_detect_tty() { (
+    # stdin will NOT be a tty if it's being piped
+    # stdout & stderr WILL be a tty even when piped
+    # they are not a tty if being captured or redirected
+    # 'set -i' is NOT available in sh
+    if test -t 1 && test -t 2; then
+        return 0
+    fi
+
+    return 1
+); }
+
 __webi_main() {
 
     my_date="$(date +%F_%H-%M-%S)"