add `install_zip`

plugins/python-build/bin/python-build

@@ -108,6 +108,10 @@ install_jar() {
   install_package_using "jar" 1 "$@"
 }
 
+install_zip() {
+  install_package_using "zip" 1 "$@"
+}
+
 install_package_using() {
   local package_type="$1"
   local package_type_nargs="$2"
@@ -384,6 +388,48 @@ download_jar() {
   download_tarball "$@"
 }
 
+fetch_zip() {
+  local package_name="$1"
+  local package_url="$2"
+  local mirror_url
+  local checksum
+
+  if [ "$package_url" != "${package_url/\#}" ]; then
+    checksum="${package_url#*#}"
+    package_url="${package_url%%#*}"
+
+    if [ -n "$PYTHON_BUILD_MIRROR_URL" ]; then
+      mirror_url="${PYTHON_BUILD_MIRROR_URL}/$checksum"
+    fi
+  fi
+
+  local package_filename="${package_name}.zip"
+  symlink_zip_from_cache "$package_filename" "$checksum" || {
+    echo "Downloading ${package_filename}..." >&2
+    { http head "$mirror_url" &&
+      download_zip "$mirror_url" "$package_filename" "$checksum"
+    } ||
+    download_zip "$package_url" "$package_filename" "$checksum"
+  }
+
+  { if unzip "$package_filename"; then
+      if [ -z "$KEEP_BUILD_PATH" ]; then
+        rm -f "$package_filename"
+      else
+        true
+      fi
+    fi
+  } >&4 2>&1
+}
+
+symlink_zip_from_cache() {
+  symlink_tarball_from_cache "$@"
+}
+
+download_zip() {
+  download_tarball "$@"
+}
+
 build_package() {
   local package_name="$1"
   shift

plugins/python-build/share/python-build/pypy-1.8

@@ -1,27 +1,26 @@
 case "$(uname -s)" in
 "Darwin" )
-  PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-osx64.tar.bz2#1c293253e8e4df411c3dd59dff82a663"
+  install_package "pypy-1.8" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-osx64.tar.bz2#1c293253e8e4df411c3dd59dff82a663" pypy
   ;;
 "Linux" )
   case "$(uname -m)" in
   "i386" | "i486" | "i586" | "i686" | "i786" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-linux.tar.bz2#c4a1d11e0283a390d9e9b801a4633b9f"
+    install_package "pypy-1.8" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-linux.tar.bz2#c4a1d11e0283a390d9e9b801a4633b9f" pypy
     ;;
   "x86_64" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-linux64.tar.bz2#3b81363ccbc042dfdda2fabbf419e788"
+    install_package "pypy-1.8" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-linux64.tar.bz2#3b81363ccbc042dfdda2fabbf419e788" pypy
     ;;
   esac
   ;;
 "CYGWIN"* | "MINGW"* )
-  PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-win32.zip#1af8ee722721e9f5fd06b61af530ecb3"
+  # FIXME: never tested on Windows
+  install_zip "pypy-1.8" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-win32.zip#1af8ee722721e9f5fd06b61af530ecb3" pypy
+  ;;
+* )
+  echo "pypy-1.8 is not available." 1>&2
+  exit 1
   ;;
 esac
 
-if [ -z "$PYPY_URL" ]; then
-  echo "pypy is not available." 1>&2
-  exit 1
-else
-  install_package "pypy-1.8" "$PYPY_URL" pypy
-  install_package "distribute-0.6.40" "http://pypi.python.org/packages/source/d/distribute/distribute-0.6.40.tar.gz#7a2dd4033999af22fe9591fa84f3e599" python
-  install_package "pip-1.3.1" "http://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz#cbb27a191cebc58997c4da8513863153" python
-fi
+install_package "distribute-0.6.40" "http://pypi.python.org/packages/source/d/distribute/distribute-0.6.40.tar.gz#7a2dd4033999af22fe9591fa84f3e599" python
+install_package "pip-1.3.1" "http://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz#cbb27a191cebc58997c4da8513863153" python

plugins/python-build/share/python-build/pypy-1.9

@@ -1,27 +1,26 @@
 case "$(uname -s)" in
 "Darwin" )
-  PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-osx64.tar.bz2#aad9c4b7b827583e37fe8ae0f7cfe0ff"
+  install_package "pypy-1.9" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-osx64.tar.bz2#aad9c4b7b827583e37fe8ae0f7cfe0ff" pypy
   ;;
 "Linux" )
   case "$(uname -m)" in
   "i386" | "i486" | "i586" | "i686" | "i786" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-linux.tar.bz2#1a08c88642434fc2e0e4256d351f48db"
+    install_package "pypy-1.9" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-linux.tar.bz2#1a08c88642434fc2e0e4256d351f48db" pypy
     ;;
   "x86_64" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-linux64.tar.bz2#201d2cce2557e40c784473b471ee1b6b"
+    install_package "pypy-1.9" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-linux64.tar.bz2#201d2cce2557e40c784473b471ee1b6b" pypy
     ;;
   esac
   ;;
 "CYGWIN"* | "MINGW"* )
-  PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-win32.zip#e7655066baed3c7bbbca7df617817dd5"
+  # FIXME: never tested on Windows
+  install_zip "pypy-1.9" "https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-win32.zip#e7655066baed3c7bbbca7df617817dd5" pypy
+  ;;
+* )
+  echo "pypy-1.9 is not available." 1>&2
+  exit 1
   ;;
 esac
 
-if [ -z "$PYPY_URL" ]; then
-  echo "pypy is not available." 1>&2
-  exit 1
-else
-  install_package "pypy-1.9" "$PYPY_URL" pypy
-  install_package "distribute-0.6.40" "http://pypi.python.org/packages/source/d/distribute/distribute-0.6.40.tar.gz#7a2dd4033999af22fe9591fa84f3e599" python
-  install_package "pip-1.3.1" "http://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz#cbb27a191cebc58997c4da8513863153" python
-fi
+install_package "distribute-0.6.40" "http://pypi.python.org/packages/source/d/distribute/distribute-0.6.40.tar.gz#7a2dd4033999af22fe9591fa84f3e599" python
+install_package "pip-1.3.1" "http://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz#cbb27a191cebc58997c4da8513863153" python

plugins/python-build/share/python-build/pypy-2.0

@@ -1,32 +1,31 @@
 case "$(uname -s)" in
 "Darwin" )
-  PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-osx64.tar.bz2#39837722da4a03ca03eda187aafa13bb"
+  install_package "pypy-2.0" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-osx64.tar.bz2#39837722da4a03ca03eda187aafa13bb" "pypy"
   ;;
 "Linux" )
   case "$(uname -m)" in
   "armel" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-alpha-arm-armel.tar.bz2#b9c36b99296c85a590c3e480b05d5a13"
+    install_package "pypy-2.0-alpha-arm" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-alpha-arm-armel.tar.bz2#b9c36b99296c85a590c3e480b05d5a13" "pypy"
   ;;
   "armhf" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-alpha-arm-armhf.tar.bz2#2565ce68b4032eb306d998e722495694"
+    install_package "pypy-2.0-alpha-arm" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-alpha-arm-armhf.tar.bz2#2565ce68b4032eb306d998e722495694" "pypy"
   ;;
   "i386" | "i486" | "i586" | "i686" | "i786" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-linux.tar.bz2#267c46ed8c591da19b6091aa90fa9acf"
+    install_package "pypy-2.0" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-linux.tar.bz2#267c46ed8c591da19b6091aa90fa9acf" "pypy"
   ;;
   "x86_64" )
-    PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-linux64.tar.bz2#2fe3298ac9354fbdb57a38472936b823"
+    install_package "pypy-2.0" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-linux64.tar.bz2#2fe3298ac9354fbdb57a38472936b823" "pypy"
   esac
   ;;
 "CYGWIN"* | "MINGW"* )
-  PYPY_URL="https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-win32.zip#f0d051c2b612b64dff496a6c0f3654fb"
+  # FIXME: never tested on Windows
+  install_zip "pypy-2.0" "https://bitbucket.org/pypy/pypy/downloads/pypy-2.0-win32.zip#f0d051c2b612b64dff496a6c0f3654fb" "pypy"
+  ;;
+* )
+  echo "pypy-2.0 is not available." 1>&2
+  exit 1
   ;;
 esac
 
-if [ -z "$PYPY_URL" ]; then
-  echo "pypy is not available." 1>&2
-  exit 1
-else
-  install_package "pypy-2.0" "$PYPY_URL" pypy
-  install_package "distribute-0.6.40" "http://pypi.python.org/packages/source/d/distribute/distribute-0.6.40.tar.gz#7a2dd4033999af22fe9591fa84f3e599" python
-  install_package "pip-1.3.1" "http://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz#cbb27a191cebc58997c4da8513863153" python
-fi
+install_package "distribute-0.6.40" "http://pypi.python.org/packages/source/d/distribute/distribute-0.6.40.tar.gz#7a2dd4033999af22fe9591fa84f3e599" python
+install_package "pip-1.3.1" "http://pypi.python.org/packages/source/p/pip/pip-1.3.1.tar.gz#cbb27a191cebc58997c4da8513863153" python