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Current File : /usr/bin/querybts
#!/usr/bin/python
# -*- python -*-
# querybts - Examine the state of a debbugs server
#   Written by Chris Lawrence <lawrencc@debian.org>
#   (C) 1999-2008 Chris Lawrence
#   Copyright (C) 2008-2014 Sandro Tosi <morph@debian.org>
#
# This program is freely distributable per the following license:
#
##  Permission to use, copy, modify, and distribute this software and its
##  documentation for any purpose and without fee is hereby granted,
##  provided that the above copyright notice appears in all copies and that
##  both that copyright notice and this permission notice appear in
##  supporting documentation.
##
##  I DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
##  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL I
##  BE LIABLE FOR ANY SPECIAL, 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.

import sys
import os
import optparse
import re

from reportbug import utils
from reportbug.exceptions import (
    UINotImportable,
    NoPackage, NoBugs, NoReport, NoNetwork,
    )
from reportbug import debbugs
from reportbug import urlutils

from reportbug.ui import AVAILABLE_UIS

import reportbug.ui.text_ui as ui
ui_mode = 'text'

from reportbug import VERSION_NUMBER

VERSION = "querybts %s" % VERSION_NUMBER

def main():

    # default values for cli options
    defaults = dict(system = 'debian', archived = False,
                    http_proxy = '', interface = 'text',
                    use_browser = False, source = False,
                    mirrors = None, mbox = False,  buglist = False,
                    mbox_reader_cmd = None)

    # parse config file to update default options
    args = utils.parse_config_files()
    for option, arg in args.items():
        if option in ('system', 'mirrors', 'interface', 'http_proxy',
                      'mbox_reader_cmd'):
            defaults[option] = arg

    # define the cli options parser
    parser = optparse.OptionParser(
        description='%prog - Examine the state of a debbugs server.',
        usage='%prog [options] {<package> | <report number> [report2] ...}',
        version=VERSION)

    # set the defaults
    parser.set_defaults(**defaults)

    # add the cli options
    parser.add_option('-A', '--archive', action='store_true', dest='archived',
                      help='Browse archived bugs.')
    parser.add_option('-b', '--buglist', action='store_true', dest='buglist',
                      help='Display a bugs list for the given package.')
    parser.add_option('-B', '--bts', dest='system',
                      help='Specify an alternate debbugs BTS; available values:  %s ' %
                      ', '.join([k for k in debbugs.SYSTEMS if debbugs.SYSTEMS[k].get('btsroot')]))
    parser.add_option('-m', '--mbox', action='store_true', dest='mbox',
                      help='generate mbox')
    parser.add_option('--proxy', '--http_proxy', dest='http_proxy',
                      help='define the proxy to use')
    parser.add_option('-s', '--source', action='store_true', dest='source',
                      help='Query for source packages rather than binary packages.')
    parser.add_option('--timeout', type="int", dest='timeout', default=60,
                      help='Specify the network timeout, in seconds [default: %default].')
    parser.add_option('-u', '--ui', '--interface', dest='interface',
                      help='Specify the user interface to use; available values: %s ' % ', '.join(AVAILABLE_UIS.keys()))
    parser.add_option('-w', '--web', action='store_true', dest='use_browser',
                      help='Use a web browser instead of the internal interface.')
    parser.add_option('--mbox-reader-cmd', dest='mbox_reader_cmd',
                      help="Specify the program to open the reports mbox.")
    parser.add_option('--latest-first', action='store_true', dest='latest_first', default=False,
                      help='Order bugs to show the latest first')


    # parse cli options
    (options, args) = parser.parse_args()

    # check options for consistency

    # interface must be one of those supported
    if options.interface not in AVAILABLE_UIS:
        parser.error('Allowed arguments to --ui: \n' +
                     '\n'.join(['  %s  (%s)' % (key, value) for key, value in AVAILABLE_UIS.iteritems()]))
    else:
        # prepare the UI and import it
        global ui, ui_mode
        iface = '%s_ui' % options.interface
        try:
            lib_package = __import__('reportbug.ui', fromlist=[iface])
            ui = getattr(lib_package, iface)
            ui_mode = options.interface
        except UINotImportable, msg:
            ui.long_message('*** Unable to import %s interface: %s '
                            'Falling back to %s interface.\n',
                            options.interface, msg, ui_mode)
            print

    # initialize the selected UI
    ui.initialize ()

    # system must be one of those supported
    if options.system not in [k for k in debbugs.SYSTEMS if debbugs.SYSTEMS[k].get('btsroot')]:
        parser.error('Allowed arguments to --bts: \n' +
                     '\n'.join(['  %s  (%s)' % (k, debbugs.SYSTEMS[k]['name']) for k in debbugs.SYSTEMS if debbugs.SYSTEMS[k].get('btsroot')]))
    else:
        # set the system info to those of the one selected
        sysinfo = debbugs.SYSTEMS[options.system]

    # there should be at least one argument
    if len(args) == 0:
        parser.error('Please specify a package or one or more bug numbers.  ' +
                     'Note: most shells consider # a comment character; however, a ' +
                     'leading # is not needed to specify a bug by number.')

    if options.use_browser:
        if options.buglist:
            parser.error("--web and --buglist can't work together, exiting.")

        package = args[0]

        m = re.match('^#?(\d+)$', package)
        if m:
            num = int(m.group(1))
            url = debbugs.get_report_url(options.system, num, options.mirrors, options.archived)
        else:
            url = debbugs.get_package_url(options.system, package, options.mirrors, options.source, options.archived)

        # launch the browser and exit
        urlutils.launch_browser(url)
        sys.exit()

    if options.mbox:
        if options.buglist:
            parser.error("--mbox and --buglist can't work together, exiting.")

        for bugnum in args:
            package = bugnum
            m = re.match('^#?(\d+)$', bugnum)
            if not m:
                mboxbuglist = []
                mboxbuglist = ui.handle_bts_query(package, options.system, options.timeout, options.mirrors, options.http_proxy,
                                    queryonly=True, title=VERSION, archived=options.archived,
                                    source=options.source, mbox=options.mbox, latest_first=options.latest_first)
                for num in mboxbuglist:
                    url = debbugs.get_report_url(options.system, num, options.archived, mbox=True)
                    try:
                        report = urlutils.open_url(url, timeout=options.timeout)
                        sys.stdout.write(report.read())
                    except urlutils.urllib2.URLError, ex:
                        print >> sys.stderr, "Error while accessing mbox report (%s)." % ex
            else:
                num = int(m.group(1))
                url = debbugs.get_report_url(options.system, num, options.archived, mbox=True)
                try:
                    report = urlutils.open_url(url, timeout=options.timeout)
                    sys.stdout.write(report.read())
                except urlutils.urllib2.URLError, ex:
                    print >> sys.stderr, "Error while accessing mbox report (%s)." % ex
                    sys.exit(1)
        return


    reportre = re.compile(r'^#?(\d+)$')
    try:
        if len(args) > 1:
            bugs = []
            for report in args:
                match = reportre.match(report)
                if match:
                    bugs.append(int(match.group(1)))
            package = bugs
            if not bugs:
                raise ui.NoBugs
        else:
            package = args[0]
            match = reportre.match(package)
            if match:
                report = int(match.group(1))
                while 1 :
                    retvalue = ui.show_report(report, options.system, options.mirrors,
                                          options.http_proxy, options.timeout,
                                          queryonly=True,
                                          title=VERSION,
                                          archived=options.archived,
                                          mbox_reader_cmd=options.mbox_reader_cmd)
                    ui.long_message('This option is not available while using querybts alone.\n')
                    x = ui.select_options('What do you want to do now?', 'Qb',
                                          {'q': 'Exit querybts.',
                                           'b': 'Query BTS one more time.'})
                    if x == 'q':
                        ui.long_message('Exiting.\n')
                        sys.exit(0)

        while 1:
            ui.handle_bts_query(package, options.system, options.timeout, options.mirrors, options.http_proxy,
                                queryonly=True, title=VERSION, archived=options.archived,
                                source=options.source, buglist=options.buglist,
                                mbox_reader_cmd=options.mbox_reader_cmd, latest_first=options.latest_first)
            ui.long_message('This option is not available while using querybts alone.\n')
            x = ui.select_options('What do you want to do now?', 'Qb',
                                  {'q': 'Exit querybts.',
                                   'b': 'Query BTS one more time.'})
            if x == 'q':
                ui.long_message('Exiting.\n')
                sys.exit(0)

    except NoPackage:
        ui.long_message('Package appears not to exist in the BTS.\n')
    except NoBugs:
        ui.long_message('No bug reports found.\n')
    except NoReport:
        ui.long_message('Exiting.\n')
    except NoNetwork:
        ui.long_message('Cannot connect to network.\n')

if __name__ == '__main__':
    try:
        main()
    except KeyboardInterrupt:
        print "querybts: exiting due to user interrupt."
    except debbugs.Error, x:
        print 'error accessing BTS: '+str(x)
    except SystemExit:
        pass
    except:
        raise