merge oh-my-zsh into subdir

[dotfiles.git] / zsh / plugins / virtualenvwrapper / virtualenvwrapper.plugin.zsh

diff --git a/zsh/plugins/virtualenvwrapper/virtualenvwrapper.plugin.zsh b/zsh/plugins/virtualenvwrapper/virtualenvwrapper.plugin.zsh
new file mode 100644 (file)
index 0000000..a5abb77
--- /dev/null
+++ b/zsh/plugins/virtualenvwrapper/virtualenvwrapper.plugin.zsh
@@ -0,0 +1,40 @@
+wrapsource=`which virtualenvwrapper.sh`
+
+if [[ -f "$wrapsource" ]]; then
+  source $wrapsource
+
+  if [[ ! $DISABLE_VENV_CD -eq 1 ]]; then
+    # Automatically activate Git projects' virtual environments based on the
+    # directory name of the project. Virtual environment name can be overridden
+    # by placing a .venv file in the project root with a virtualenv name in it
+    function workon_cwd {
+        # Check that this is a Git repo
+        PROJECT_ROOT=`git rev-parse --show-toplevel 2> /dev/null`
+        if (( $? == 0 )); then
+            # Check for virtualenv name override
+            ENV_NAME=`basename "$PROJECT_ROOT"`
+            if [[ -f "$PROJECT_ROOT/.venv" ]]; then
+                ENV_NAME=`cat "$PROJECT_ROOT/.venv"`
+            fi
+            # Activate the environment only if it is not already active
+            if [[ "$VIRTUAL_ENV" != "$WORKON_HOME/$ENV_NAME" ]]; then
+                if [[ -e "$WORKON_HOME/$ENV_NAME/bin/activate" ]]; then
+                    workon "$ENV_NAME" && export CD_VIRTUAL_ENV="$ENV_NAME"
+                fi
+            fi
+        elif [ $CD_VIRTUAL_ENV ]; then
+            # We've just left the repo, deactivate the environment
+            # Note: this only happens if the virtualenv was activated automatically
+            deactivate && unset CD_VIRTUAL_ENV
+        fi
+        unset PROJECT_ROOT
+    }
+
+    # New cd function that does the virtualenv magic
+    function cd {
+        builtin cd "$@" && workon_cwd
+    }
+  fi
+else
+  print "zsh virtualenvwrapper plugin: Cannot find virtualenvwrapper.sh. Please install with \`pip install virtualenvwrapper\`."
+fi