Update Jinja2 (Python template library) to 2.7.1

third_party/jinja2/get_jinja2.sh

Index: third_party/jinja2/get_jinja2.sh
diff --git a/third_party/jinja2/get_jinja2.sh b/third_party/jinja2/get_jinja2.sh
new file mode 100755
index 0000000000000000000000000000000000000000..950214653ba1c69356157e7d01ab8550c0e59841
--- /dev/null
+++ b/third_party/jinja2/get_jinja2.sh
@@ -0,0 +1,123 @@
+#!/bin/bash
+# Download and extract Jinja2
+# Homepage:
+# http://jinja.pocoo.org/
+# Installation instructions:
+# http://jinja.pocoo.org/docs/intro/#from-the-tarball-release
+# Download page:
+# https://pypi.python.org/pypi/Jinja2
+PACKAGE='Jinja2'
+VERSION='2.7.1'
+PACKAGE_DIR='jinja2'
+
+CHROMIUM_FILES="README.chromium OWNERS get_jinja2.sh"
+EXTRA_FILES='LICENSE AUTHORS'
+REMOVE_FILES='testsuite'
+
+SRC_URL='https://pypi.python.org/packages/source/'
+SRC_URL+="${PACKAGE:0:1}/$PACKAGE/$PACKAGE-$VERSION.tar.gz"
+FILENAME="$(basename $SRC_URL)"
+MD5_FILENAME="$FILENAME.md5"
+SHA512_FILENAME="$FILENAME.sha512"
+CHROMIUM_FILES+=" $MD5_FILENAME $SHA512_FILENAME"
+
+BUILD_DIR="$PACKAGE-$VERSION"
+THIRD_PARTY="$(dirname $(realpath $(dirname "${BASH_SOURCE[0]}")))"
+INSTALL_DIR="$THIRD_PARTY/$PACKAGE_DIR"
+OUT_DIR="$INSTALL_DIR/$BUILD_DIR/$PACKAGE_DIR"
+OLD_DIR="$THIRD_PARTY/$PACKAGE_DIR.old"
+
+function check_hashes {
+  # Hashes generated via:
+  # FILENAME=Jinja2-2.7.1.tar.gz
+  # md5sum "$FILENAME" > "$FILENAME.md5"
+  # sha512sum "$FILENAME" > "$FILENAME.sha512"
+  # unset FILENAME
+
+  # MD5
+  if ! [ -f "$MD5_FILENAME" ]
+  then
+    echo "MD5 hash file $MD5_FILENAME not found, could not verify archive"
+    exit 1
+  fi
+
+  # 32-digit hash, followed by filename
+  MD5_HASHFILE_REGEX="^[0-9a-f]{32}  $FILENAME"
+  if ! grep --extended-regex --line-regex --silent \
+    "$MD5_HASHFILE_REGEX" "$MD5_FILENAME"
+  then
+    echo "MD5 hash file $MD5_FILENAME does not contain hash for $FILENAME," \
+         'could not verify archive'
+    echo 'Hash file contents are:'
+    cat "$MD5_FILENAME"
+    exit 1
+  fi
+
+  if ! md5sum --check "$MD5_FILENAME"
+  then
+    echo 'MD5 hash does not match,' \
+         "archive file $FILENAME corrupt or compromised!"
+    exit 1
+  fi
+
+  # SHA-512
+  if ! [ -f "$SHA512_FILENAME" ]
+  then
+    echo "SHA-512 hash file $SHA512_FILENAME not found," \
+         'could not verify archive'
+    exit 1
+  fi
+
+  # 128-digit hash, followed by filename
+  SHA512_HASHFILE_REGEX="^[0-9a-f]{128}  $FILENAME"
+  if ! grep --extended-regex --line-regex --silent \
+    "$SHA512_HASHFILE_REGEX" "$SHA512_FILENAME"
+  then
+    echo "SHA-512 hash file $SHA512_FILENAME does not contain hash for" \
+         "$FILENAME, could not verify archive"
+    echo 'Hash file contents are:'
+    cat "$SHA512_FILENAME"
+    exit 1
+  fi
+
+  if ! sha512sum --check "$SHA512_FILENAME"
+  then
+    echo 'SHA-512 hash does not match,' \
+         "archive file $FILENAME corrupt or compromised!"
+    exit 1
+  fi
+}
+
+
+################################################################################
+# Body
+
+cd "$INSTALL_DIR"
+echo "Downloading $SRC_URL"
+curl --remote-name "$SRC_URL"
+check_hashes
+tar xvzf "$FILENAME"
+# Copy extra files over
+for FILE in $CHROMIUM_FILES
+do
+  cp "$FILE" "$OUT_DIR"
+done
+
+cd "$BUILD_DIR"
+for FILE in $EXTRA_FILES
+do
+  cp "$FILE" "$OUT_DIR"
+done
+
+cd "$OUT_DIR"
+for FILE in $REMOVE_FILES
+do
+  rm -fr "$FILE"
+done
+
+# Replace with new directory
+cd ..
+mv "$INSTALL_DIR" "$OLD_DIR"
+mv "$PACKAGE_DIR" "$INSTALL_DIR"
+cd "$INSTALL_DIR"
+rm -fr "$OLD_DIR"