remove almost all django support

bin/compile

@@ -159,7 +159,7 @@ pip install --use-mirrors -r requirements.txt --exists-action=w --src=./.heroku/
 # See [`bin/steps/django`](django.html).
 
 if [ "$NAME" = "Python/Django" ]; then
-  source $BIN_DIR/steps/django/init
+  source $BIN_DIR/steps/django
 fi
 
 # Make Virtualenv's paths relative for portability.

bin/detect

@@ -19,46 +19,11 @@ if [ ! -f $BUILD_DIR/requirements.txt ] && [ ! -f $BUILD_DIR/setup.py ]; then
   exit 1
 fi
 
-# If only `setup.py`, assume that the app is not Django.
-if [ ! -f $BUILD_DIR/requirements.txt ]; then
-  echo Python
-  exit 0
-fi
-
-# `Python/Django` if `**/settings.py` is present and `django` exists in
-# `requirements.txt`.
+# `Python/Django` if `**/settings.py` is present.
 #
 # Otherwise, `Python`.
 
-array=""
-list_requirements() {
-IFS_BAK=$IFS
-IFS="
-"
-    requirement_file=$1
-    reqs=$(cat $requirement_file)
-    for req in $reqs; do
-        if [[ $req == -r* ]]; then
-            new_req=$(echo $req | cut -d" " -f2)
-            if [[ $new_req == $1 ]]; then
-                continue
-            fi
-            directory=$(dirname $requirement_file)
-            if [[ ! $array == *$directory/$new_req* ]]; then
-                list_requirements "$directory/$new_req"
-            fi
-            array="$array $directory/$new_req"
-        else
-            echo $req;
-        fi
-
-    done
-IFS=$IFS_BAK
-IFS_BAK=
-}
-
-
-SETTINGS_FILE=$(find $BUILD_DIR/. -maxdepth 2 -type f -name 'settings.py' | head -1)
 
+SETTINGS_FILE=$(find $BUILD_DIR/. -maxdepth 3 -type f -name 'settings.py' | head -1)
 
-[ -n "$SETTINGS_FILE" ] && ( list_requirements $BUILD_DIR/requirements.txt | grep -Fiq "django" ) && echo Python/Django || echo Python
+[ -n "$SETTINGS_FILE" ] && echo Python/Django || echo Python

bin/steps/django

+#!/usr/bin/env bash
+
+# Syntax sugar.
+indent() {
+  RE="s/^/       /"
+  [ $(uname) == "Darwin" ] && sed -l "$RE" || sed -u "$RE"
+}
+
+SETTINGS_FILE=$(find . -maxdepth 3 -type f -name 'settings.py' | head -1)
+PROJECT=$(dirname $SETTINGS_FILE)
+MANAGE_FILE=$(find . -maxdepth 3 -type f -name 'manage.py' | head -1)
+MANAGE_FILE=${MANAGE_FILE:2}
+
+
+if [ ! "$DISABLE_COLLECTSTATIC" ]; then
+    set +e
+
+    # Check if collectstatic is configured properly.
+    python $MANAGE_FILE collectstatic --dry-run --noinput &> /dev/null && RUN_COLLECTSTATIC=true
+
+    # Compile assets if collectstatic appears to be kosher.
+    if [ "$RUN_COLLECTSTATIC" ]; then
+
+        echo "-----> Collecting static files"
+        python $MANAGE_FILE collectstatic --noinput  2>&1 | sed '/^Copying/d;/^$/d;/^ /d' | indent
+
+        [ $? -ne 0 ] && {
+            echo " !     Error running manage.py collectstatic. More info:"
+            echo "       http://devcenter.heroku.com/articles/django-assets"
+        }
+    fi
+
+    echo
+
+
+fi
+

bin/steps/django/collectstatic

-#!/usr/bin/env bash
-
-set +e
-
-# Syntax sugar.
-indent() {
-  RE="s/^/       /"
-  [ $(uname) == "Darwin" ] && sed -l "$RE" || sed -u "$RE"
-}
-
-
-# Check if collectstatic is configured properly.
-python $MANAGE_FILE collectstatic --dry-run --noinput &> /dev/null && RUN_COLLECTSTATIC=true
-
-# Compile assets if collectstatic appears to be kosher.
-if [ "$RUN_COLLECTSTATIC" ]; then
-
-    echo "-----> Collecting static files"
-    python $MANAGE_FILE collectstatic --noinput  2>&1 | sed '/^Copying/d;/^$/d;/^ /d' | indent
-
-    [ $? -ne 0 ] && {
-        echo " !     Error running manage.py collectstatic. More info:"
-        echo "       http://devcenter.heroku.com/articles/django-assets"
-    }
-fi
-
-echo
-

bin/steps/django/init

-#!/usr/bin/env bash
-
-SETTINGS_FILE=$(find . -maxdepth 3 -type f -name 'settings.py' | head -1)
-PROJECT=$(dirname $SETTINGS_FILE)
-MANAGE_FILE=$(find . -maxdepth 3 -type f -name 'manage.py' | head -1)
-MANAGE_FILE=${MANAGE_FILE:2}
-
-if [ "$FRESH_APP" ]; then
-    # Legacy Django injection for existing applications.
-    touch .heroku/injection_disabled
-fi
-
-# Disable injection for new applications.
-if [ -f .heroku/injection_disabled ]; then
-  DISABLE_INJECTION=1
-fi
-
-if [ -f .heroku/collectstatic_disabled ]; then
-  DISABLE_COLLECTSTATIC=1
-fi
-
-export SETTINGS_FILE MANAGE_FILE PROJECT DISABLE_INJECTION
-
-if [ ! "$DISABLE_INJECTION" ]; then
-    # Legacy Django injection for existing applications.
-    source $BIN_DIR/steps/django/injection
-fi
-
-if [ ! "$DISABLE_COLLECTSTATIC" ]; then
-    source $BIN_DIR/steps/django/collectstatic
-fi
-

bin/steps/django/injection

-#!/usr/bin/env bash
-
-# This script serves as the Django injection build step of the
-# [**Python Buildpack**](https://github.com/heroku/heroku-buildpack-python)
-# compiler.
-#
-# A [buildpack](http://devcenter.heroku.com/articles/buildpacks) is an
-# adapter between a Python application and Heroku's runtime.
-#
-# This script is invoked by [`bin/compile`](/).
-
-# ## Sanity Checks
-#
-
-# Syntax sugar.
-indent() {
-  RE="s/^/       /"
-  [ $(uname) == "Darwin" ] && sed -l "$RE" || sed -u "$RE"
-}
-
-echo "-----> Injecting legacy Django settings..."
-echo " !     WARNING: Settings injection will be fully deprecated on January 1, 2013. More info:"
-echo " !     https://devcenter.heroku.com/articles/django-injection "
-
-
-echo "-----> Installing dj-database-url..."
-pip install --use-mirrors 'dj-database-url>=0.2.0' | indent
-
-SETTINGS_FILE=$(find . -maxdepth 2 -type f -name 'settings.py' | head -1)
-PROJECT=$(dirname $SETTINGS_FILE)
-
-echo "Injecting code into $SETTINGS_FILE to read from DATABASE_URL" | indent
-
-cat >>$SETTINGS_FILE <<EOF
-
-import dj_database_url
-
-if 'DATABASES' not in locals():
-    DATABASES = {}
-
-if not 'default' in DATABASES:
-    DATABASES['default'] = {}
-
-DATABASES['default'].update(dj_database_url.config(default='postgres://'))
-
-EOF
-