# -*- coding: utf-8
# -*- Mode: Python; py-indent-offset: 4 -*-
# $Id: common.py 282 2007-10-16 15:11:59Z ayly $
#
# Copyright (c) 2007, Vahur Rebas, HTK, TLU <vahur@tlu.ee>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

""" Useful utils """

__version__ = "$Revision:33$"[11:-2]


def get_video_dimensions(extension, head):
    """
    returns: width, height
    """
    width = 320
    height = 256
    try:
        import pymedia.muxer as muxer

        dm = muxer.Demuxer( extension )

        r = dm.parse( head )

        streams = dm.streams

        for x in streams:
            if x is None: continue
            if x.get('type') != muxer.CODEC_TYPE_VIDEO: continue
            width = x.get('width')
            height = x.get('height')
            break
    except:
        pass
    return width, height
    
def send_mail(email, mail_subject, mail_content, charset='utf-8', mail_type='plain', from_name='', from_mail=''):
    """ """
    from zope.sendmail.interfaces import IMailer
    from zope.component import getUtility
    mailer = getUtility(IMailer, 'qtauthor.smtp')
    from email.MIMEText import MIMEText
    from email.Header import Header
    from email.Utils import parseaddr, formataddr

    if mail_type != 'html':
        msg = MIMEText(mail_content.encode('utf-8'), 'plain', charset)
    else:
        msg = MIMEText(mail_content, 'html', charset)
    if not from_name:
        msg['From'] = formataddr(('TATS', 'dont-reply@htk.tlu.ee'))
    else:
        msg['From'] = formataddr((from_name, from_mail))
    msg['To'] = formataddr(('', email))
    msg['Subject'] = Header(mail_subject, charset)

    mailer.send('TATS <dont-reply@htk.tlu.ee>', email, msg.as_string())

# EOF