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https://github.com/freedombox/FreedomBox.git
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Convert packages page to Django forms
This commit is contained in:
Sunil Mohan Adapa
parent
e5d43a87a2
commit
2500e37e89
@ -1,83 +1,132 @@
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import cherrypy
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from django import forms
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from gettext import gettext as _
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from auth import require
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from plugin_mount import PagePlugin, FormPlugin
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from forms import Form
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from plugin_mount import PagePlugin
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import actions
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import cfg
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import util
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class Packages(PagePlugin, FormPlugin):
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def get_modules_available():
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"""Return list of all modules"""
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output, error = actions.run('module-manager', ['list-available'])
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if error:
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raise Exception('Error getting modules: %s' % error)
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return output.split()
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def get_modules_enabled():
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"""Return list of all modules"""
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output, error = actions.run('module-manager', ['list-enabled'])
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if error:
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raise Exception('Error getting enabled modules - %s' % error)
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return output.split()
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class PackagesForm(forms.Form):
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"""Packages form"""
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# XXX: Only present due to issue with submitting empty form
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dummy = forms.CharField(label='Dummy', initial='dummy',
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widget=forms.HiddenInput())
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def __init__(self, *args, **kwargs):
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# pylint: disable-msg=E1002, E1101
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super(forms.Form, self).__init__(*args, **kwargs)
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modules_available = get_modules_available()
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for module in modules_available:
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label = _('Enable {module}').format(module=module)
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self.fields[module + '_enabled'] = forms.BooleanField(label=label)
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class Packages(PagePlugin):
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"""Package page"""
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order = 20
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def __init__(self, *args, **kwargs):
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PagePlugin.__init__(self, *args, **kwargs)
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self.register_page("sys.packages")
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cfg.html_root.sys.menu.add_item("Package Manager", "icon-gift", "/sys/packages", 20)
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self.register_page('sys.packages')
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cfg.html_root.sys.menu.add_item('Package Manager', 'icon-gift',
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'/sys/packages', 20)
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@cherrypy.expose
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@require()
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def index(self, *args, **kwargs):
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output, error = actions.run("module-manager", ["list-available"])
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if error:
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raise Exception("something is wrong: " + error)
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modules_available = output.split()
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output, error = actions.run("module-manager", \
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["list-enabled", cfg.python_root])
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if error:
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raise Exception("something is wrong: " + error)
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modules_enabled = output.split()
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"""Serve the form"""
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del args # Unused
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if 'submitted' in kwargs:
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del kwargs['submitted']
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modules_selected = map(lambda x: x.split("_")[0], kwargs.keys())
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for module in modules_available:
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if module in modules_enabled:
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if module not in modules_selected:
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output, error = actions.superuser_run(\
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"module-manager",\
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["disable", cfg.python_root, module])
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# TODO: need a smoother way for plinth
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# to unload the module
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status = self.get_status()
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form = None
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messages = []
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if kwargs:
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form = PackagesForm(kwargs, prefix='packages')
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# pylint: disable-msg=E1101
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if form.is_valid():
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self._apply_changes(status, form.cleaned_data, messages)
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status = self.get_status()
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form = PackagesForm(initial=status, prefix='packages')
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else:
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form = PackagesForm(initial=status, prefix='packages')
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return util.render_template(template='packages',
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title=_('Add/Remove Plugins'),
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form=form, messages=messages)
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@staticmethod
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def get_status():
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"""Return the current status"""
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modules_available = get_modules_available()
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modules_enabled = get_modules_enabled()
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return {module + '_enabled': module in modules_enabled
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for module in modules_available}
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@staticmethod
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def _apply_changes(old_status, new_status, messages):
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"""Apply form changes"""
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for field, enabled in new_status.items():
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if not field.endswith('_enabled'):
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continue
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if old_status[field] == new_status[field]:
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continue
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module = field.split('_enabled')[0]
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if enabled:
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output, error = actions.superuser_run(
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'module-manager', ['enable', cfg.python_root, module])
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del output # Unused
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# TODO: need to get plinth to load the module we just
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# enabled
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if error:
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messages.append(
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('error', _('Error enabling module - {module}').format(
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module=module)))
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else:
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if module in modules_selected:
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output, error = actions.superuser_run(\
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"module-manager",\
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["enable", cfg.python_root, module])
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# TODO: need to get plinth to load
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# the module we just enabled
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messages.append(
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('success', _('Module enabled - {module}').format(
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module=module)))
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else:
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output, error = actions.superuser_run(
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'module-manager', ['disable', cfg.python_root, module])
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del output # Unused
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main = _("""
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<p>aptitude purge modules</p>
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<p>aptitude install modules</p>
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<p>The modules should depend on the appropriate Debian packages.</p>""")
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main += self.form(self, util.Message(output), args, kwargs)
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sidebar_right = _("""
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<strong>Help</strong>
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<p>On this page, you can add or remove %s plugins to your %s.</p>
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<p>Plugins are just Debian packages, so Debian's usual package management features should make this job fairly easy.</p>""" % (cfg.product_name, cfg.box_name))
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return util.render_template(title=_("Add/Remove Plugins"), main=main, sidebar_right=sidebar_right)
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def form(self, message=None, *args, **kwargs):
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output, error = actions.run("module-manager", ["list-available"])
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if error:
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raise Exception("something is wrong: " + error)
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modules_available = output.split()
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output, error = actions.run("module-manager",\
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["list-enabled", cfg.python_root])
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if error:
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raise Exception("something is wrong: " + error)
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modules_enabled = output.split()
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form = Form(title="Manage Plugins",
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action=cfg.server_dir + "/sys/packages/index",
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name="manage_modules",
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message=message)
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for module in modules_available:
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form.checkbox(_("Enable %s" % module), name="%s_enable" % module, id="%s_enable" % module, checked = True if module in modules_enabled else False)
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form.hidden(name="submitted", value="True")
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form.html(_("""<p>Enabling a plugin will cause a corresponding page to appear in Plinth.</p>"""))
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form.submit(_("Update setup"))
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return form.render()
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# TODO: need a smoother way for plinth to unload the
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# module
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if error:
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messages.append(
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('error',
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_('Error disabling module - {module}').format(
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module=module)))
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else:
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messages.append(
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('success', _('Module disabled - {module}').format(
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module=module)))
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65
modules/installed/system/templates/packages.html
Normal file
65
modules/installed/system/templates/packages.html
Normal file
@ -0,0 +1,65 @@
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{% extends "login_nav.html" %}
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{% comment %}
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#
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# This file is part of Plinth.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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{% endcomment %}
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{% load bootstrap %}
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{% block main_block %}
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{% for severity, message in messages %}
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<div class='alert alert-{{ severity }}'>{{ message }}</div>
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{% endfor %}
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<p>aptitude purge modules</p>
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<p>aptitude install modules</p>
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<p>The modules should depend on the appropriate Debian packages.</p>
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<h2>Manage Plugins</h2>
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<form class="form" method="post">
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{% csrf_token %}
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{{ form|bootstrap }}
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<p>Enabling a plugin will cause a corresponding page to appear in
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Plinth.</p>
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<input type="submit" class="btn-primary" value="Update setup"/>
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</form>
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{% endblock %}
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{% block sidebar_right_block %}
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<div class="well sidebar-nav">
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<h3>Help</h3>
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<p>On this page, you can add or remove {{ cfg.product_name }}
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plugins to your {{ cfg.box_name }}.</p>
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<p>Plugins are just Debian packages, so Debian's usual package
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management features should make this job fairly easy.</p>
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</div>
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{% endblock %}
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