1 files changed, 176 insertions, 0 deletions
diff --git a/app-admin/eselect-lightdm/files/lightdm-0.2.eselect b/app-admin/eselect-lightdm/files/lightdm-0.2.eselect
new file mode 100644
index 00000000..00cf7e1d
--- /dev/null
+++ b/app-admin/eselect-lightdm/files/lightdm-0.2.eselect
@@ -0,0 +1,176 @@
+# -*-eselect-*-  vim: ft=eselect
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2 or later
+# $Id: $
+
+DESCRIPTION="Switch between LightDM greeters"
+MAINTAINER="lxnay@gentoo.org"
+VERSION="0.1"
+
+# Module variables
+GREETERS_DIR="${EROOT}/usr/share/xgreeters"
+GREETER_SYM="${GREETERS_DIR}/default.desktop"
+
+find_targets() {
+    local f fname
+    for f in "${GREETERS_DIR}/"*; do
+        [[ "${f}" == "${GREETER_SYM}" ]] && continue
+        # skip dirs
+        [[ -d "${f}" ]] && continue
+        # skip broken syms etc
+        [[ ! -e "${f}" ]] && continue
+        # skip non reg files
+        [[ ! -f "${f}" ]] && continue
+
+        fname=$(basename "${f}")
+        [[ "${fname}" == *.desktop ]] || continue
+
+        echo "${fname%%.desktop}"
+    done
+}
+
+remove_symlink() {
+    rm "${GREETER_SYM}"
+}
+
+set_symlink() {
+    local target="${1}"
+
+    if is_number "${target}"; then
+        local targets=( $(find_targets) )
+        target=${targets[target-1]}
+    fi
+
+    [[ -z "${target}" || ! -f "${GREETERS_DIR}/${target}.desktop" ]] \
+        && die -q "Target \"${target}\" doesn't appear to be valid!"
+
+    echo "Setting LightDM greeter to ${target}"
+    ln -sf "${target}.desktop" "${GREETER_SYM}" || die "Cannot create symlink"
+}
+
+### show action ###
+
+describe_show() {
+    echo "Show the current LightDM greeter"
+}
+
+describe_show_options() {
+    echo "--quiet  : only print the actual symlink value"
+    echo "--silent : same as --quiet"
+}
+
+do_show() {
+    local quiet=""
+
+    while [[ $# -gt 0 ]]; do
+        case ${1##--} in
+            quiet|silent)
+                quiet="1"
+                ;;
+        esac
+        shift
+    done
+
+    [[ -z "${quiet}" ]] && write_list_start "Current greeter:"
+    if [[ -L "${GREETER_SYM}" ]] && [[ -e "${GREETER_SYM}" ]]; then
+        local greeter=$(canonicalise "${GREETER_SYM}")
+        local greeter_bn=$(basename "${greeter%.desktop}")
+        if [[ -n "${quiet}" ]]; then
+            echo "${greeter_bn}"
+        else
+            write_kv_list_entry "${greeter_bn}" ""
+        fi
+    else
+        if [[ -z "${quiet}" ]]; then
+            write_kv_list_entry "(unset)" ""
+        fi
+    fi
+}
+
+### list action ###
+
+describe_list() {
+    echo "List available LightDM greeters"
+}
+
+describe_list_options() {
+    echo "--quiet  : only print the actual symlink value"
+    echo "--silent : same as --quiet"
+}
+
+do_list() {
+    local quiet
+
+    while [[ $# -gt 0 ]]; do
+        case ${1##--} in
+            quiet|silent)
+                quiet="1"
+                ;;
+        esac
+        shift
+    done
+
+    local i targets=( $(find_targets) )
+
+    [[ -z "${quiet}" ]] && write_list_start "Available LightDM greeters:"
+    for (( i = 0; i < ${#targets[@]}; i++ )); do
+        if [[ -z "${quiet}" ]]; then
+            # highlight the target where the symlink is pointing to
+            [[ ${targets[i]} = \
+                $(basename "$(canonicalise "${GREETER_SYM}")") ]] \
+                    && targets[i]=$(highlight_marker "${targets[i]}")
+        else
+            echo "${targets[i]}"
+        fi
+    done
+    [[ -z "${quiet}" ]] && \
+        write_numbered_list -m "(none found)" "${targets[@]}"
+}
+
+### set action ###
+describe_set() {
+    echo "Set a new LightDM greeter"
+}
+
+describe_set_parameters() {
+    echo "<target>"
+}
+
+describe_set_options() {
+    echo "target : Target name or number (from 'list' action)"
+    echo "--use-old : use the old value if target is already set"
+}
+
+do_set() {
+    local use_old
+    local target="${1}"
+
+    while [[ $# -gt 0 ]]; do
+        case ${1##--} in
+            use-old)
+                use_old="1"
+                ;;
+        esac
+        shift
+    done
+
+    [[ -z "${target}" ]] && \
+       die -q "You didn't tell me what to set the symlink to"
+    [[ ${#} -gt 1 ]] && die -q "Too many parameters"
+
+    if [[ "${use_old}" = "1" ]]; then
+       old_target=$(do_show --quiet)
+       target="${old_target:-${target}}"
+    fi
+
+    if [[ -L "${GREETER_SYM}" ]]; then
+        # existing symlink
+        remove_symlink || die -q "Couldn't remove existing symlink"
+        set_symlink "${target}" || die -q "Couldn't set a new symlink"
+    elif [[ -e "${GREETER_SYM}" ]]; then
+        # we have something strange
+        die -q "${GREETER_SYM} exists but is not a symlink"
+    else
+        set_symlink "${target}" || die -q "Couldn't set a new symlink"
+    fi
+}