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authorMattias Andrée <maandree@operamail.com>2014-03-01 12:01:17 +0100
committerMattias Andrée <maandree@operamail.com>2014-03-01 12:01:17 +0100
commit4855300f98ab9ffe393b2aa26c3d22b2dd9f4636 (patch)
treeba6a3b2a45142457df3fcace6fb1f145a59c136a
parentadd uname (diff)
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add pacman
Signed-off-by: Mattias Andrée <maandree@operamail.com>
-rw-r--r--examples/plugin-test30
-rw-r--r--src/plugins/pacman.py141
2 files changed, 171 insertions, 0 deletions
diff --git a/examples/plugin-test b/examples/plugin-test
index d9ead29..2945e95 100644
--- a/examples/plugin-test
+++ b/examples/plugin-test
@@ -7,6 +7,7 @@ import os
from plugins.uptime import Uptime
from plugins.loadavg import AverageLoad
from plugins.users import Users
+from plugins.pacman import Pacman
from plugins.uname import Uname
@@ -44,10 +45,39 @@ def redraw():
users = ['%s{%i}' % (colour_user(u) % u, len(users_[u])) for u in users_.keys()]
users = 'Users: %s' % (' '.join(users))
+ have_linux_libre, have_pacman = True, True
+ linux_installed, linux_latest = None, None
+ try:
+ linux_installed = Pacman('linux-libre', True)
+ except:
+ have_linux_libre = False
+ try:
+ linux_installed = Pacman('linux', True)
+ except:
+ have_pacman = False
+ if have_pacman:
+ linux_latest = Pacman('linux-libre' if have_linux_libre else 'linux', False)
+
uname_ = Uname()
nodename = uname_.nodename
kernel_release = uname_.kernel_release
operating_system = uname_.operating_system
+ if have_pacman:
+ linux_running = kernel_release.split('-')
+ linux_running, kernel_release = linux_running[:2], linux_running[2:]
+ linux_running = '-'.join(linux_running)
+ kernel_release = '-' + '-'.join(kernel_release)
+ linux_installed = linux_installed.version
+ linux_latest = linux_latest.version
+ if linux_installed == linux_latest:
+ if linux_running == linux_installed:
+ linux_running = '\033[32m%s\033[39m' % linux_running
+ else:
+ if linux_running == linux_installed:
+ linux_running = '\033[33m%s\033[39m' % linux_running
+ else:
+ linux_running = '\033[31m%s\033[39m' % linux_running
+ kernel_release = linux_running + kernel_release
uname = '%s %s %s'
uname %= (nodename, kernel_release, operating_system)
diff --git a/src/plugins/pacman.py b/src/plugins/pacman.py
new file mode 100644
index 0000000..5d2aef8
--- /dev/null
+++ b/src/plugins/pacman.py
@@ -0,0 +1,141 @@
+# -*- python -*-
+'''
+xpybar – xmobar replacement written in python
+Copyright © 2014 Mattias Andrée (maandree@member.fsf.org)
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty 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, see <http://www.gnu.org/licenses/>.
+'''
+
+from util import *
+
+
+class Pacman:
+ '''
+ Retrieve package information using Arch Linux's pacman
+
+ Unique variables for installed:
+
+ @variable required:list<str> Packages that require this package
+ @variable optrequired:list<str> Packages that this package is optional for
+ @variable install_date:str The date and time the package was installed
+ @variable install_explicitly:bool Whether the package was installed explicitly
+ @variable install_script:bool Whether the package contains and install script
+
+ Unique variables for not installed:
+
+ @variable repository:str The repository the package is located in
+ @variable download_size:float The download size of the package in kilobytes
+
+ Common variables:
+
+ @variable name:str The name of the package
+ @variable version:str The version of the package
+ @variable description:str The description of the package
+ @variable architecture:str The microprocessor architecture of the package
+ @variable url:str The home URL of the project
+ @variable licenses:list<str> The licenses used by the package
+ @variable groups:list<str> Package groups the package is a member of
+ @variable provides:list<str> Packages the package provides
+ @variable depends:list<str> Packages the package depends on
+ @variable optdepends:list<(str, str?, bool)> Optional packages for this package, stored as a tuple of:
+ The name of the package, the reason for using it,
+ and whether or not it is installed.
+ @variable conflicts:list<str> Packages the package conflicts with
+ @variable replaces:list<str> Packages the package replaces
+ @variable installed_size:float The installed size of the package in kilobytes
+ @variable packager:str? The packager of the package, `None` if unknown
+ @variable build_date:str The date and time the package was built
+ @variable validated_by:list<str> Methods used to validate the package's integrity
+ '''
+
+
+ def __init__(self, package, installed):
+ '''
+ Constructor
+
+ @param package:str The name of the package, can be %repo/%name
+ @param installed:bool Whether it is information about the installed version that should be fetched
+ '''
+ verb = '-Qi' if installed else '-Si' # -Sii and -Qii, while a bit different, would get us more info.
+ info = spawn_read('pacman', verb, package).split('\n') # TODO fixate locale
+ if len(info) == 1:
+ raise Exception('Package `%s\' is not installed' % package)
+
+ last_field = None
+ fields = {}
+
+ for line in info:
+ continued = line.startswith(' ')
+ line = list(filter(lambda cell : not cell == '', line.split(' ')))
+ colon = -1
+ if not continued:
+ for i in range(len(line)):
+ if line[i] == ':':
+ colon = i
+ break
+ field = last_field
+ if colon >= 0:
+ field = ' '.join(line[:colon])
+ line = line[colon + 1:]
+ if field not in fields:
+ fields[field] = []
+ fields[field].append(line)
+
+
+ word = lambda x : fields[x][0][0]
+ text = lambda x : ' '.join(fields[x][0])
+ plur = lambda x : list(filter(lambda w : not w == 'None', fields[x][0]))
+
+ if installed:
+ self.required = plur('Required By')
+ self.optrequired = plur('Optional For')
+ self.install_date = text('Install Date')
+ self.install_explicitly = text('Install Reason') == 'Explicitly installed'
+ self.install_script = text('Install Script') == 'Yes'
+
+ if not installed:
+ self.repository = word('Name')
+ self.download_size = float(word('Download Size'))
+
+ self.name = word('Name')
+ self.version = word('Version')
+ self.description = text('Description')
+ self.architecture = word('Architecture')
+ self.url = text('URL')
+ self.licenses = plur('Licences')
+ self.groups = plur('Groups')
+ self.provides = plur('Provides')
+ self.depends = plur('Depends On')
+ self.optdepends = []
+ optdepends_ = [' '.join(x) for x in fields['Optional Deps']]
+ for deps in optdepends_:
+ inst = deps.endswith(' [installed]')
+ if installed:
+ deps = deps[:-len(' [installed]')]
+ if ': ' in deps:
+ deps = deps.split(': ')
+ name = deps[0]
+ deps = ': '.join(deps[1:])
+ self.optdepends.append((name, deps, inst))
+ else:
+ self.optdepends.append((deps, None, inst))
+ self.conflicts = plur('Conflicts With')
+ self.replaces = plur('Replaces')
+ self.installed_size = float(word('Installed Size'))
+ self.packager = text('Packager')
+ if self.packager == 'Unknown Packager':
+ self.packager = None
+ self.build_date = text('Build Date')
+ self.validated_by = list(filter(lambda x : not x == 'Sum', plur('Validated By')))
+