Added avit theme

themes/avit.zsh-theme

+#
+# Author:: Andrew Vit (<andrew@avit.ca>)
+#
+# AVIT ZSH Theme
+#
+# Copyright 2011, Andrew Vit
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+PROMPT='
+$(_user_host)${_current_dir} $(git_prompt_info) $(_ruby_version)
+▶ '
+
+PROMPT2='%{$fg[grey]%}◀%{$reset_color%} '
+
+RPROMPT='$(_vi_status)%{$(echotc UP 1)%}$(_git_time_since_commit) $(git_prompt_status) ${_return_status}%{$(echotc DO 1)%}'
+
+local _current_dir="%{$fg[blue]%}%3~%{$reset_color%} "
+local _return_status="%{$fg[red]%}%(?..⍉)%{$reset_color%}"
+local _hist_no="%{$fg[grey]%}%h%{$reset_color%}"
+
+function _user_host() {
+  if [[ -n $SSH_CONNECTION ]]; then
+    me="%n@%m"
+  elif [[ $LOGNAME != $USER ]]; then
+    me="%n"
+  fi
+  if [[ -n $me ]]; then
+    echo "%{$fg[cyan]%}$me%{$reset_color%}:"
+  fi
+}
+
+function _vi_status() {
+  if {echo $fpath | grep -q "plugins/vi-mode"}; then
+    echo "$(vi_mode_prompt_info)"
+  fi
+}
+
+function _ruby_version() {
+  if {echo $fpath | grep -q "plugins/rvm"}; then
+    echo "%{$fg[grey]%}$(rvm_prompt_info)%{$reset_color%}"
+  fi
+}
+
+# Determine the time since last commit. If branch is clean,
+# use a neutral color, otherwise colors will vary according to time.
+function _git_time_since_commit() {
+  if git rev-parse --git-dir > /dev/null 2>&1; then
+    # Only proceed if there is actually a commit.
+    if [[ $(git log 2>&1 > /dev/null | grep -c "^fatal: bad default revision") == 0 ]]; then
+      # Get the last commit.
+      last_commit=$(git log --pretty=format:'%at' -1 2> /dev/null)
+      now=$(date +%s)
+      seconds_since_last_commit=$((now-last_commit))
+
+      # Totals
+      minutes=$((seconds_since_last_commit / 60))
+      hours=$((seconds_since_last_commit/3600))
+
+      # Sub-hours and sub-minutes
+      days=$((seconds_since_last_commit / 86400))
+      sub_hours=$((hours % 24))
+      sub_minutes=$((minutes % 60))
+
+      if [ $hours -gt 24 ]; then
+          commit_age="${days}d"
+      elif [ $minutes -gt 60 ]; then
+          commit_age="${sub_hours}h${sub_minutes}m"
+      else
+          commit_age="${minutes}m"
+      fi
+
+      color=$ZSH_THEME_GIT_TIME_SINCE_COMMIT_NEUTRAL
+      echo "$color$commit_age%{$reset_color%}"
+    fi
+  fi
+}
+
+if [[ $USER == "root" ]]; then
+  CARETCOLOR="red"
+else
+  CARETCOLOR="white"
+fi
+
+MODE_INDICATOR="%{$fg_bold[yellow]%}❮%{$reset_color%}%{$fg[yellow]%}❮❮%{$reset_color%}"
+
+ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg[green]%}"
+ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
+
+ZSH_THEME_GIT_PROMPT_DIRTY=" %{$fg[red]%}✗%{$reset_color%}"
+ZSH_THEME_GIT_PROMPT_CLEAN=" %{$fg[green]%}✔%{$reset_color%}"
+ZSH_THEME_GIT_PROMPT_ADDED="%{$fg[green]%}✚ "
+ZSH_THEME_GIT_PROMPT_MODIFIED="%{$fg[yellow]%}⚑ "
+ZSH_THEME_GIT_PROMPT_DELETED="%{$fg[red]%}✖ "
+ZSH_THEME_GIT_PROMPT_RENAMED="%{$fg[blue]%}▴ "
+ZSH_THEME_GIT_PROMPT_UNMERGED="%{$fg[cyan]%}§ "
+ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg[grey]%}◒ "
+
+# Colors vary depending on time lapsed.
+ZSH_THEME_GIT_TIME_SINCE_COMMIT_SHORT="%{$fg[green]%}"
+ZSH_THEME_GIT_TIME_SHORT_COMMIT_MEDIUM="%{$fg[yellow]%}"
+ZSH_THEME_GIT_TIME_SINCE_COMMIT_LONG="%{$fg[red]%}"
+ZSH_THEME_GIT_TIME_SINCE_COMMIT_NEUTRAL="%{$fg[grey]%}"
+
+# LS colors, made with http://geoff.greer.fm/lscolors/
+export LSCOLORS="exfxcxdxbxegedabagacad"
+export LS_COLORS='di=34;40:ln=35;40:so=32;40:pi=33;40:ex=31;40:bd=34;46:cd=34;43:su=0;41:sg=0;46:tw=0;42:ow=0;43:'
+export GREP_COLOR='1;33'
+