Source code for pyiem.templates.iem

"""Our default IEM template environ."""

import datetime
import json
import os

from jinja2 import Environment, PackageLoader

# Can not support auto_escape at this time as parts of the template are
# being provided verbatim.
TEMPLATE_ENV = Environment(loader=PackageLoader("pyiem", "templates/iem"))
NAVBAR_JSON_FN = "/opt/iem/config/navbar.json"



[docs]
def get_template(filename):
    """Helper for getting a template.

    Args:
      filename (str): the template file to open.
    """
    tpl = TEMPLATE_ENV.get_template(filename)
    tpl.globals["footer_year"] = datetime.date.today().year
    tpl.globals["navbardata"] = []
    if os.path.isfile(NAVBAR_JSON_FN):
        with open(NAVBAR_JSON_FN, "r", encoding="utf8") as fh:
            tpl.globals["navbardata"] = json.load(fh)["tabs"]
    return tpl



# Default template used downstream.
TEMPLATE = get_template("full.j2")