axzshctl: Create shallow clones of remote modules

[ax-zsh.git] / bin / axzshctl

diff --git a/bin/axzshctl b/bin/axzshctl
index 6434a529339100587468efa07a8c84877f9176c9..5b2be804703606103721a44cedb0ded329d375a5 100755 (executable)
--- a/bin/axzshctl
+++ b/bin/axzshctl
@@ -1,7 +1,7 @@
 #!/usr/bin/env zsh
 #
 # AX-ZSH: Alex' Modular ZSH Configuration
-# Copyright (c) 2015-2016 Alexander Barton <alex@barton.de>
+# Copyright (c) 2015-2017 Alexander Barton <alex@barton.de>
 #
 
 # Include "ax-common.sh", if available:
@@ -45,14 +45,24 @@ function Usage {
        echo
        echo "  upgrade"
        echo "    Upgrade AX-ZSH installation (requires Git)."
+       echo "  update-caches"
+       echo "    Force rebuild of all cache files."
        echo
        exit 2
 }
 
-function DropCache {
-       [[ -r "$AXZSH/cache" ]] \
-               && echo "Dropping caches ..."
-       rm -rf "$AXZSH/cache"
+function UpdatePluginCache {
+       [[ -r "$AXZSH/cache" ]] || return 0
+
+       ax_msg - "Updating plugin cache ..."
+       rm -rf \
+               $AXZSH/cache/zlogin.cache \
+               $AXZSH/cache/zlogout.cache \
+               $AXZSH/cache/zprofile.cache \
+               $AXZSH/cache/zshrc.cache \
+               || return 1
+       echo "Regenerating cache files ..."
+       zsh -ilc '' >/dev/null
 }
 
 function NormalizedPluginName {
@@ -97,10 +107,19 @@ function EnablePlugin {
                # GitHub plugin
                mkdir -p "$AXZSH/repos"
                if [[ ! -e "$AXZSH/repos/$plugin" ]]; then
-                       ax_msg - "Cloning plugin from GitHub ..."
-                       git clone "https://github.com/$1.git" \
+                       ax_msg - "Cloning module from GitHub ..."
+                       git clone --depth=1 "https://github.com/$1.git" \
                         "$AXZSH/repos/$plugin"
                fi
+               # Try to enable a theme in this "foreign module", but ignore
+               # errors: we don't know if this module provides a theme or is
+               # a "regular" plugin ...
+               if SetTheme "${plugin#*#}" 2>/dev/null; then
+                       ax_msg 0 "Module \"$1\" was enabled as theme \"${plugin#*#}\"."
+                       # A theme was enabled: So assume that this is a theme
+                       # and don't enable it as plugin.
+                       return 0
+               fi
        fi
 
        for dname (
@@ -177,14 +196,8 @@ function EnableDefaultPlugins {
 function SetTheme {
        local link_name="$AXZSH/active_theme"
 
-       if [ $# -ne 1 ]; then
-               echo "Usage: axzsh_set_theme <name|->"
-               return 1
-       fi
-
-       rm -f "$link_name" || return 1
-
        if [ "$1" = "-" ]; then
+               rm -f "$link_name" || return 1
                echo "Theme settings have been reset."
                return 0
        fi
@@ -196,10 +209,26 @@ function SetTheme {
        elif [ -r "$AXZSH/themes/$1.axzshtheme" ]; then
                theme="$AXZSH/themes/$1.axzshtheme"
        else
-               echo "Theme \"$1\" not found!"
-               return 1
+               # Look for theme inside of installed plugins:
+               for dname (
+                       "$AXZSH/custom_themes"
+                       "$AXZSH/custom_plugins/"*(N)
+                       "$AXZSH/repos/"*(N)
+               ); do
+                       if [[ -r "$dname/$1.axzshtheme" ]]; then
+                               theme="$dname/$1.axzshtheme"
+                               break
+                       elif [[ -r "$dname/$1.zsh-theme" ]]; then
+                               theme="$dname/$1.zsh-theme"
+                               break
+                       fi
+               done
+               if [[ -z "$theme" ]]; then
+                       echo "Theme \"$1\" not found!"
+                       return 1
+               fi
        fi
-       ln -sv "$theme" "$link_name" || return 1
+       ln -fsv "$theme" "$link_name" || return 1
        return $?
 }
 
@@ -327,14 +356,14 @@ case "$cmd" in
                for plugin in "$@"; do
                        EnablePlugin "$plugin"
                done
-               DropCache
+               UpdatePluginCache
                ;;
        "disable-plugin")
                [[ $# -gt 0 ]] || Usage
                for plugin in "$@"; do
                        DisablePlugin "$plugin"
                done
-               DropCache
+               UpdatePluginCache
                ;;
        "list-enabled")
                [[ $# -eq 0 ]] || Usage
@@ -344,12 +373,11 @@ case "$cmd" in
                [[ $# -eq 0 ]] || Usage
                ResetPlugins
                EnableDefaultPlugins
-               DropCache
+               UpdatePluginCache
                ;;
        "enable-default-plugins")
                [[ $# -eq 0 ]] || Usage
-               EnableDefaultPlugins
-               DropCache
+               EnableDefaultPlugins && UpdatePluginCache
                ;;
        "check-plugins")
                [[ $# -eq 0 ]] || Usage
@@ -358,13 +386,16 @@ case "$cmd" in
        "set-theme")
                [[ $# -eq 1 ]] || Usage
                SetTheme "$1"
-               DropCache
                ;;
        "upgrade")
                [[ $# -eq 0 ]] || Usage
                UpgradeAXZSH
                UpgradeForeignPlugins
-               DropCache
+               UpdatePluginCache
+               ;;
+       "update-caches")
+               [[ $# -eq 0 ]] || Usage
+               UpdatePluginCache
                ;;
        *)
                Usage