From 69660d7ffcf12c1da215713e613f759e4abf2bec Mon Sep 17 00:00:00 2001
From: Iain Patterson <me@iain.cx>
Date: Fri, 22 May 2009 16:59:34 +0100
Subject: [PATCH] Include SVN prompt.

Allow toggling SVN prompt with prompt hide|show svn.
Specify depth for svn status with SVN_PS1_DEPTH.
---
 .profile.d/ps1.bashrc            | 20 +++++++++++--
 .profile.d/svn-completion.bashrc | 65 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 83 insertions(+), 2 deletions(-)
 create mode 100644 .profile.d/svn-completion.bashrc

diff --git a/.profile.d/ps1.bashrc b/.profile.d/ps1.bashrc
index 436cd8c..50dd723 100644
--- a/.profile.d/ps1.bashrc
+++ b/.profile.d/ps1.bashrc
@@ -16,7 +16,10 @@
 # The third part of the prompt is taken from p4-completion.bashrc.
 # It is shown only if __ps1_p4 is 1.  By default it is 0.
 #
-# The fourth part of the prompt is the exit status of the last command.
+# The fourth part of the prompt is taken from svn-completion.bashrc.
+# It is shown only if __ps1_svn is 1.  By default it is 0.
+#
+# The fifth part of the prompt is the exit status of the last command.
 # This part will be shown only if __ps1_user is set and the exit status is 
 # non-zero.
 # 
@@ -44,6 +47,7 @@ case $(tput colors) in
     export PROMPT_OK_COLOUR="1;38;5;34"
     export PROMPT_FAILED_COLOUR="1;38;5;160"
     export GIT_COLOUR="0;38;5;33"
+    export SVN_COLOUR="0;38;5;127"
     export P4_COLOUR="0;38;5;142"
   ;;
 
@@ -51,6 +55,7 @@ case $(tput colors) in
     export PROMPT_OK_COLOUR="1;38;5;24"
     export PROMPT_FAILED_COLOUR="1;38;5;48"
     export GIT_COLOUR="0;38;5;23"
+    export SVN_COLOUR="0;38;5;49"
     export P4_COLOUR="0;38;5;56"
   ;;
 
@@ -58,6 +63,7 @@ case $(tput colors) in
     export PROMPT_OK_COLOUR="1;32"
     export PROMPT_FAILED_COLOUR="1;31"
     export GIT_COLOUR="0;36"
+    export SVN_COLOUR="0;35"
     export P4_COLOUR="0;33"
   ;;
 esac
@@ -66,7 +72,7 @@ function __ps1() {
   # Default __ps1_user to 1.
   [ -z "$__ps1_user" ] && __ps1_user=1
 
-  export PS1='$(__ps1_user $? \u@)\[\033[$(__ps1_col $? 2>/dev/null)m\]$(__ps1_user $? \h)\[\033[${GIT_COLOUR}m\]$(__ps1_git $? 2>/dev/null)\[\033[0m\]\[\033[${P4_COLOUR}m\]$(__ps1_p4 $? 2>/dev/null)\[\033[0m\]$(__ps1_ret $? 2>/dev/null):\w\$ '
+  export PS1='$(__ps1_user $? \u@)\[\033[$(__ps1_col $? 2>/dev/null)m\]$(__ps1_user $? \h)\[\033[${GIT_COLOUR}m\]$(__ps1_git $? 2>/dev/null)\[\033[0m\]\[\033[${P4_COLOUR}m\]$(__ps1_p4 $? 2>/dev/null)\[\033[0m\]\[\033[${SVN_COLOUR}m\]$(__ps1_svn $? 2>/dev/null)\[\033[0m\]$(__ps1_ret $? 2>/dev/null):\w\$ '
   return 0
 }
 
@@ -108,6 +114,16 @@ function __ps1_p4() {
   return $1
 }
 
+function __ps1_svn() {
+  [ "$__ps1_svn" = "1" ] || return $1
+  if [ "$__ps1_user" = "1" -o "$__ps1_git" = "1" -o "$__ps1_p4" = "1" ]; then
+    __svn_ps1 ' %s'
+  else
+    __svn_ps1 '%s'
+  fi
+  return $1
+}
+
 function prompt() {
   local blurb="Usage: prompt hide|show <what>"
 
diff --git a/.profile.d/svn-completion.bashrc b/.profile.d/svn-completion.bashrc
new file mode 100644
index 0000000..3ccc627
--- /dev/null
+++ b/.profile.d/svn-completion.bashrc
@@ -0,0 +1,65 @@
+function __svn_uuid() {
+  svn info 2>/dev/null | sed -n 's/^Repository UUID: //p'
+  return $?
+}
+
+function __svn_dir() {
+  local last="$1"; shift
+  local uuid=$(__svn_uuid)
+
+  if [ -n "$last" -a ! "$uuid" = "$last" ]; then
+    echo "$OLDPWD"
+    return 0
+  fi
+  last="$uuid"
+
+  cd ..
+  if [ "$PWD" = "$OLDPWD" ]; then
+    return 1
+  fi
+
+  __svn_dir "$last"
+  return $?
+}
+
+function __svn_url() {
+  local url=$(svn info "$1" 2>/dev/null | sed -n 's/^URL: //p')
+  [ $? -gt 0 ] && return 1
+  if [ "${url##*/}" = "trunk" ]; then
+    url="${url%%/trunk}"
+  fi
+  echo "${url##*/}"
+  return 0
+}
+
+function __svn_ps1() {
+  local base="$(__svn_dir)"
+  [ -z "$base" ] && return
+
+  local ps1=$(__svn_url "$base")
+  if [ $? -gt 0 ]; then
+    return
+  fi
+
+  if [ -n "${SVN_PS1_SHOWDIRTYSTATE-}" ]; then
+    local depth=
+    if [ -n "${SVN_PS1_DEPTH-}" ]; then
+      depth="--depth=$SVN_PS1_DEPTH"
+    fi
+    flags=$(svn status $depth "$base" 2>/dev/null | cut -c 1 | sort | uniq)
+    if [ -n "$flags" ]; then
+      if [ ! "${flags/[~!?]/}" = "$flags" ]; then
+        ps1="$ps1*"
+      fi
+      if [ ! "${flags/[ACDMR]/}" = "$flags" ]; then
+        ps1="$ps1+"
+      fi
+    fi
+  fi
+
+  if [ -n "${1-}" ]; then
+    printf "$1" "$ps1"
+  else
+    printf " (%s)" "$ps1"
+  fi
+}
-- 
2.7.4