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Direktori : /proc/self/root/lib/python2.7/site-packages/clcommon/ |
Current File : //proc/self/root/lib/python2.7/site-packages/clcommon/clemail.py |
# ClEmail - class for generation email messages import os import jinja2 # Subject line prefix in template file SUBJECT_LINE_PREFIX = 'Subject:' class ClEmail: def __init__(self): pass @staticmethod def generate_mail_jinja2(template_dir, templ_filename, templ_data=None, locale_name=None, subject=None): """ Generates email message using jinja2 template engine :param template_dir: Base templates directory :param templ_filename: Template filename :param templ_data: Data to fill template using jinja2 :param locale_name: Locale :param subject: Email subject to use if it not found in template :return: Cortege (email_subject, email_body) """ # default locale is en_US def_locale = 'en_US' locale_name = locale_name or def_locale templ_dir = os.path.join(template_dir, locale_name) if locale_name != def_locale and not os.path.isfile(os.path.join(templ_dir, templ_filename)): templ_dir = os.path.join(template_dir, def_locale) template_file = os.path.join(templ_dir, templ_filename) # Read template file content f_template = open(template_file, "r") template_lines = f_template.readlines() f_template.close() # Search subject string in template content if len(template_lines) > 2 and template_lines[0].startswith(SUBJECT_LINE_PREFIX) and template_lines[1] == '\n': subject = template_lines[0].replace(SUBJECT_LINE_PREFIX, '').strip() # Remove Subject line and separator (empty line) from array template_lines.pop(1) template_lines.pop(0) pass # Create dictionary for jinja2 Dict Loader template_lines = [l.decode('utf-8') for l in template_lines] templ_dict = {templ_filename: ''.join(template_lines)} templ_loader = jinja2.DictLoader(templ_dict) templ_envir = jinja2.Environment(loader=templ_loader) body_message = templ_envir.get_template(templ_filename).render(templ_data) return subject, body_message.encode('utf-8')