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# Standard library imports
from cStringIO import StringIO
import logging
import os
import zipfile
# Enthought library imports
from enthought.pyface.workbench.api import View as WorkbenchView
from enthought.traits.api import Any, Callable, HasTraits, Instance, List, \
Property, Undefined, on_trait_change
root_logger = logging.getLogger()
logger = logging.getLogger(__name__)
class LoggerService(HasTraits):
""" The persistent service exposing the Logger plugin's API.
"""
# The Envisage application.
application = Any()
# The logging Handler we use.
handler = Any()
# Our associated LoggerPreferences.
preferences = Any()
# The view we use.
plugin_view = Instance(WorkbenchView)
# Contributions from other plugins.
mail_files = Property(List(Callable))
def save_preferences(self):
""" Save the preferences.
"""
self.preferences.preferences.save()
def whole_log_text(self):
""" Return all of the logged data as formatted text.
"""
lines = [ self.handler.format(rec) for rec in self.handler.get() ]
# Ensure that we end with a newline.
lines.append('')
text = '\n'.join(lines)
return text
def create_email_message(self, fromaddr, toaddrs, ccaddrs, subject,
priority, include_userdata=False, stack_trace="",
comments="", include_environment=True):
""" Format a bug report email from the log files.
"""
from email.mime.application import MIMEApplication
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
message = MIMEMultipart()
message['Subject'] = "%s [priority=%s]" % (subject, priority)
message['To'] = ', '.join(toaddrs)
message['Cc'] = ', '.join(ccaddrs)
message['From'] = fromaddr
message.preamble = 'You will not see this in a MIME-aware mail ' \
'reader.\n'
message.epilogue = ' ' # To guarantee the message ends with a newline
# First section is simple ASCII data ...
m = []
m.append("Bug Report")
m.append("==============================")
m.append("")
if len(comments) > 0:
m.append("Comments:")
m.append("========")
m.append(comments)
m.append("")
if len(stack_trace) > 0:
m.append("Stack Trace:")
m.append("===========")
m.append(stack_trace)
m.append("")
msg = MIMEText('\n'.join(m))
message.attach(msg)
# Include the log file ...
logtext = self.whole_log_text()
msg = MIMEText(logtext)
msg.add_header('Content-Disposition', 'attachment',
filename='logfile.txt')
message.attach(msg)
# Include the environment variables ...
# FIXME: ask the user, maybe?
if include_environment:
# Transmit the user's environment settings as well. Main purpose is
# to work out the user name to help with following up on bug reports
# and in future we should probably send less data.
entries = []
for key, value in sorted(os.environ.items()):
entries.append('%30s : %s\n' % (key, value))
msg = MIMEText(''.join(entries))
msg.add_header('Content-Disposition', 'attachment',
filename='environment.txt')
message.attach(msg)
if include_userdata and len(self.mail_files) != 0:
f = StringIO()
zf = zipfile.ZipFile(f, 'w')
for mf in self.mail_files:
mf(zf)
zf.close()
msg = MIMEApplication(f.getvalue())
msg.add_header('Content-Disposition', 'attachment',
filename='userdata.zip')
message.attach(msg)
return message
def send_bug_report(self, smtp_server, fromaddr, toaddrs, ccaddrs, message):
""" Send a bug report email.
"""
try:
import smtplib
logger.debug("Connecting to: %s" % smtp_server)
server = smtplib.SMTP(host=smtp_server)
logger.debug("Connected: %s" % server)
#server.set_debuglevel(1)
server.sendmail(fromaddr, toaddrs + ccaddrs, message.as_string())
server.quit()
except Exception, e:
logger.exception("Problem sending error report")
#### Traits stuff #########################################################
def _get_mail_files(self):
return self.application.get_extensions(
'enthought.logger.plugin.mail_files')
@on_trait_change('preferences.level_')
def _level_changed(self, new):
if (new is not None and new is not Undefined and
self.handler is not None):
root_logger.setLevel(self.preferences.level_)
self.handler.setLevel(self.preferences.level_)
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