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Edit File : search.py \| Size : 6.16 KB
# search.py # Search CLI command. # # Copyright (C) 2012-2016 Red Hat, Inc. # # This copyrighted material is made available to anyone wishing to use, # modify, copy, or redistribute it subject to the terms and conditions of # the GNU General Public License v.2, or (at your option) any later version. # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY expressed or implied, including the implied warranties of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General # Public License for more details. You should have received a copy of the # GNU General Public License along with this program; if not, write to the # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA # 02110-1301, USA. Any Red Hat trademarks that are incorporated in the # source code or documentation are not subject to the GNU General Public # License and may only be used or replicated with the express permission of # Red Hat, Inc. # from __future__ import absolute_import from __future__ import print_function from __future__ import unicode_literals import collections from dnf.cli import commands from dnf.cli.option_parser import OptionParser from dnf.i18n import ucd, _, C_ import dnf.i18n import dnf.match_counter import dnf.util import hawkey import logging logger = logging.getLogger('dnf') class SearchCommand(commands.Command): """A class containing methods needed by the cli to execute the search command. """ aliases = ('search', 'se') summary = _('search package details for the given string') @staticmethod def set_argparser(parser): parser.add_argument('--all', action='store_true', help=_("search also package description and URL")) parser.add_argument('query_string', nargs='+', metavar=_('KEYWORD'), choices=['all'], default=None, action=OptionParser.PkgNarrowCallback, help=_("Keyword to search for")) def _search(self, args): """Search for simple text tags in a package object.""" TRANS_TBL = collections.OrderedDict(( ('name', C_('long', 'Name')), ('summary', C_('long', 'Summary')), ('description', C_('long', 'Description')), ('url', _('URL')), )) def _translate_attr(attr): try: return TRANS_TBL[attr] except: return attr def _print_section_header(exact_match, attrs, keys): trans_attrs = map(_translate_attr, attrs) # TRANSLATORS: separator used between package attributes (eg. Name & Summary & URL) trans_attrs_str = _(' & ').join(trans_attrs) if exact_match: # TRANSLATORS: %s - translated package attributes, # %%s - found keys (in listed attributes) section_text = _('%s Exactly Matched: %%s') % trans_attrs_str else: # TRANSLATORS: %s - translated package attributes, # %%s - found keys (in listed attributes) section_text = _('%s Matched: %%s') % trans_attrs_str formatted = self.base.output.fmtSection(section_text % ", ".join(keys)) print(ucd(formatted)) counter = dnf.match_counter.MatchCounter() for arg in args: self._search_counted(counter, 'name', arg) self._search_counted(counter, 'summary', arg) if self.opts.all: for arg in args: self._search_counted(counter, 'description', arg) self._search_counted(counter, 'url', arg) else: needles = len(args) pkgs = list(counter.keys()) for pkg in pkgs: if len(counter.matched_needles(pkg)) != needles: del counter[pkg] used_attrs = None matched_needles = None exact_match = False print_section_header = False limit = None if not self.base.conf.showdupesfromrepos: limit = self.base.sack.query().filterm(pkg=counter.keys()).latest() seen = set() for pkg in counter.sorted(reverse=True, limit_to=limit): if not self.base.conf.showdupesfromrepos: if pkg.name + pkg.arch in seen: continue seen.add(pkg.name + pkg.arch) if used_attrs != counter.matched_keys(pkg): used_attrs = counter.matched_keys(pkg) print_section_header = True if matched_needles != counter.matched_needles(pkg): matched_needles = counter.matched_needles(pkg) print_section_header = True if exact_match != (counter.matched_haystacks(pkg) == matched_needles): exact_match = counter.matched_haystacks(pkg) == matched_needles print_section_header = True if print_section_header: _print_section_header(exact_match, used_attrs, matched_needles) print_section_header = False self.base.output.matchcallback(pkg, counter.matched_haystacks(pkg), args) if len(counter) == 0: logger.info(_('No matches found.')) def _search_counted(self, counter, attr, needle): fdict = {'%s__substr' % attr : needle} if dnf.util.is_glob_pattern(needle): fdict = {'%s__glob' % attr : needle} q = self.base.sack.query().filterm(hawkey.ICASE, **fdict) for pkg in q.run(): counter.add(pkg, attr, needle) return counter def pre_configure(self): if not self.opts.quiet: self.cli.redirect_logger(stdout=logging.WARNING, stderr=logging.INFO) def configure(self): if not self.opts.quiet: self.cli.redirect_repo_progress() demands = self.cli.demands demands.available_repos = True demands.fresh_metadata = False demands.sack_activation = True self.opts.all = self.opts.all or self.opts.query_string_action def run(self): logger.debug(_('Searching Packages: ')) return self._search(self.opts.query_string) Back

Edit File : search.py | Size : 6.16 KB

# search.py
# Search CLI command.
#
# Copyright (C) 2012-2016 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
# Public License for more details.  You should have received a copy of the
# GNU General Public License along with this program; if not, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.  Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#

from __future__ import absolute_import
from __future__ import print_function
from __future__ import unicode_literals

import collections

from dnf.cli import commands
from dnf.cli.option_parser import OptionParser
from dnf.i18n import ucd, _, C_

import dnf.i18n
import dnf.match_counter
import dnf.util
import hawkey
import logging

logger = logging.getLogger('dnf')

class SearchCommand(commands.Command):
    """A class containing methods needed by the cli to execute the
    search command.
    """

aliases = ('search', 'se')
    summary = _('search package details for the given string')

@staticmethod
    def set_argparser(parser):
        parser.add_argument('--all', action='store_true',
                            help=_("search also package description and URL"))
        parser.add_argument('query_string', nargs='+', metavar=_('KEYWORD'),
                            choices=['all'], default=None,
                            action=OptionParser.PkgNarrowCallback,
                            help=_("Keyword to search for"))

def _search(self, args):
        """Search for simple text tags in a package object."""

TRANS_TBL = collections.OrderedDict((
            ('name', C_('long', 'Name')),
            ('summary', C_('long', 'Summary')),
            ('description', C_('long', 'Description')),
            ('url', _('URL')),
        ))

def _translate_attr(attr):
            try:
                return TRANS_TBL[attr]
            except:
                return attr

def _print_section_header(exact_match, attrs, keys):
            trans_attrs = map(_translate_attr, attrs)
            # TRANSLATORS: separator used between package attributes (eg. Name & Summary & URL)
            trans_attrs_str = _(' & ').join(trans_attrs)
            if exact_match:
                # TRANSLATORS: %s  - translated package attributes,
                #              %%s - found keys (in listed attributes)
                section_text = _('%s Exactly Matched: %%s') % trans_attrs_str
            else:
                # TRANSLATORS: %s  - translated package attributes,
                #              %%s - found keys (in listed attributes)
                section_text = _('%s Matched: %%s') % trans_attrs_str
            formatted = self.base.output.fmtSection(section_text % ", ".join(keys))
            print(ucd(formatted))

counter = dnf.match_counter.MatchCounter()
        for arg in args:
            self._search_counted(counter, 'name', arg)
            self._search_counted(counter, 'summary', arg)

if self.opts.all:
            for arg in args:
                self._search_counted(counter, 'description', arg)
                self._search_counted(counter, 'url', arg)
        else:
            needles = len(args)
            pkgs = list(counter.keys())
            for pkg in pkgs:
                if len(counter.matched_needles(pkg)) != needles:
                    del counter[pkg]

used_attrs = None
        matched_needles = None
        exact_match = False
        print_section_header = False
        limit = None
        if not self.base.conf.showdupesfromrepos:
            limit = self.base.sack.query().filterm(pkg=counter.keys()).latest()

seen = set()
        for pkg in counter.sorted(reverse=True, limit_to=limit):
            if not self.base.conf.showdupesfromrepos:
                if pkg.name + pkg.arch in seen:
                    continue
                seen.add(pkg.name + pkg.arch)

if used_attrs != counter.matched_keys(pkg):
                used_attrs = counter.matched_keys(pkg)
                print_section_header = True
            if matched_needles != counter.matched_needles(pkg):
                matched_needles = counter.matched_needles(pkg)
                print_section_header = True
            if exact_match != (counter.matched_haystacks(pkg) == matched_needles):
                exact_match = counter.matched_haystacks(pkg) == matched_needles
                print_section_header = True
            if print_section_header:
                _print_section_header(exact_match, used_attrs, matched_needles)
                print_section_header = False
            self.base.output.matchcallback(pkg, counter.matched_haystacks(pkg), args)

if len(counter) == 0:
            logger.info(_('No matches found.'))

def _search_counted(self, counter, attr, needle):
        fdict = {'%s__substr' % attr : needle}
        if dnf.util.is_glob_pattern(needle):
            fdict = {'%s__glob' % attr : needle}
        q = self.base.sack.query().filterm(hawkey.ICASE, **fdict)
        for pkg in q.run():
            counter.add(pkg, attr, needle)
        return counter

def pre_configure(self):
        if not self.opts.quiet:
            self.cli.redirect_logger(stdout=logging.WARNING, stderr=logging.INFO)

def configure(self):
        if not self.opts.quiet:
            self.cli.redirect_repo_progress()
        demands = self.cli.demands
        demands.available_repos = True
        demands.fresh_metadata = False
        demands.sack_activation = True
        self.opts.all = self.opts.all or self.opts.query_string_action

def run(self):
        logger.debug(_('Searching Packages: '))
        return self._search(self.opts.query_string)

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