# Copyright (C) 2009 Canonical # # Authors: # Matthew McGowan # Michael Vogt # # 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; version 3. # # 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, write to the Free Software Foundation, Inc., # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA import gettext from gi.repository import Gtk, GLib import logging import webbrowser import xapian from gettext import gettext as _ from softwarecenter.db.application import Application from softwarecenter.enums import ( TOP_RATED_CAROUSEL_LIMIT, WHATS_NEW_CAROUSEL_LIMIT, ) from softwarecenter.ui.gtk3.em import StockEms from softwarecenter.ui.gtk3.widgets.containers import ( FramedHeaderBox, FramedBox, TileGrid) from softwarecenter.ui.gtk3.widgets.exhibits import ( ExhibitBanner, FeaturedExhibit) from softwarecenter.ui.gtk3.widgets.recommendations import ( RecommendationsPanelLobby) from softwarecenter.ui.gtk3.widgets.buttons import LabelTile from softwarecenter.db.appfilter import get_global_filter from softwarecenter.db.enquire import AppEnquire from softwarecenter.db.categories import (Category, CategoriesParser, get_category_by_name, categories_sorted_by_name) from softwarecenter.distro import get_distro from softwarecenter.backend.scagent import SoftwareCenterAgent from softwarecenter.backend.reviews import get_review_loader LOG = logging.getLogger(__name__) from .catview import CategoriesView _asset_cache = {} class LobbyView(CategoriesView): def __init__(self, cache, db, icons, apps_filter, apps_limit=0): CategoriesView.__init__(self, cache, db, icons, apps_filter, apps_limit=0) self.top_rated = None self.exhibit_banner = None # sections self.departments = None self.appcount = None # get categories self.categories_parser = CategoriesParser(db) self.categories = self.categories_parser.parse_applications_menu() # build before connecting the signals to avoid race self.build() # ensure that on db-reopen we refresh the whats-new titles self.db.connect("reopen", self._on_db_reopen) # ensure that updates to the stats are reflected in the UI self.reviews_loader = get_review_loader(self.cache) self.reviews_loader.connect( "refresh-review-stats-finished", self._on_refresh_review_stats) def _on_db_reopen(self, db): self._update_whats_new_content() def _on_refresh_review_stats(self, reviews_loader, review_stats): self._update_top_rated_content() def _build_homepage_view(self): # these methods add sections to the page # changing order of methods changes order that they appear in the page self._append_banner_ads() self.top_hbox = Gtk.HBox(spacing=StockEms.SMALL) top_hbox_alignment = Gtk.Alignment() top_hbox_alignment.set_padding(0, 0, StockEms.MEDIUM - 2, StockEms.MEDIUM - 2) top_hbox_alignment.add(self.top_hbox) self.vbox.pack_start(top_hbox_alignment, False, False, 0) self._append_departments() self.right_column = Gtk.Box.new(Gtk.Orientation.VERTICAL, self.SPACING) self.top_hbox.pack_start(self.right_column, True, True, 0) self.bottom_hbox = Gtk.HBox(spacing=StockEms.SMALL) bottom_hbox_alignment = Gtk.Alignment() bottom_hbox_alignment.set_padding( StockEms.SMALL, 0, StockEms.MEDIUM - 2, StockEms.MEDIUM - 2) bottom_hbox_alignment.add(self.bottom_hbox) self.vbox.pack_start(bottom_hbox_alignment, False, False, 0) self._append_whats_new() self._append_top_rated() self._append_recommended_for_you() self._append_appcount() def _on_show_exhibits(self, exhibit_banner, exhibit): pkgs = exhibit.package_names.split(",") url = exhibit.click_url if url: webbrowser.open_new_tab(url) elif len(pkgs) == 1: app = Application("", pkgs[0]) self.emit("application-activated", app) else: query = self.db.get_query_for_pkgnames(pkgs) title = exhibit.title_translated untranslated_name = exhibit.package_names # create a temp query cat = Category(untranslated_name, title, None, query, flags=['nonapps-visible']) self.emit("category-selected", cat) def _filter_and_set_exhibits(self, sca_client, exhibit_list): result = [] # filter out those exhibits that are not available in this run for exhibit in exhibit_list: if not exhibit.package_names: result.append(exhibit) else: available = all(self.db.is_pkgname_known(p) for p in exhibit.package_names.split(',')) if available: result.append(exhibit) else: LOG.warn("skipping exhibit for: '%r' not available" % ( exhibit.package_names)) # its ok if result is empty, since set_exhibits() will ignore # empty lists self.exhibit_banner.set_exhibits(result) def _append_banner_ads(self): self.exhibit_banner = ExhibitBanner() self.exhibit_banner.set_exhibits([FeaturedExhibit()]) self.exhibit_banner.connect( "show-exhibits-clicked", self._on_show_exhibits) # query using the agent scagent = SoftwareCenterAgent() scagent.connect("exhibits", self._filter_and_set_exhibits) scagent.query_exhibits() a = Gtk.Alignment() a.set_padding(0, StockEms.SMALL, 0, 0) a.add(self.exhibit_banner) self.vbox.pack_start(a, False, False, 0) def _append_departments(self): # set the departments section to use the label markup we have just # defined cat_vbox = FramedBox(Gtk.Orientation.VERTICAL) self.top_hbox.pack_start(cat_vbox, False, False, 0) # sort Category.name's alphabetically sorted_cats = categories_sorted_by_name(self.categories) mrkup = "%s" for cat in sorted_cats: if 'carousel-only' in cat.flags: continue category_name = mrkup % GLib.markup_escape_text(cat.name) label = LabelTile(category_name, None) label.label.set_margin_left(StockEms.SMALL) label.label.set_margin_right(StockEms.SMALL) label.label.set_alignment(0.0, 0.5) label.label.set_use_markup(True) label.connect('clicked', self.on_category_clicked, cat) cat_vbox.pack_start(label, False, False, 0) return # FIXME: _update_{top_rated,whats_new,recommended_for_you}_content() # duplicates a lot of code def _update_top_rated_content(self): # remove any existing children from the grid widget self.top_rated.remove_all() # get top_rated category and docs top_rated_cat = get_category_by_name( self.categories, u"Top Rated") # untranslated name if top_rated_cat: docs = top_rated_cat.get_documents(self.db) self.top_rated.add_tiles(self.properties_helper, docs, TOP_RATED_CAROUSEL_LIMIT) self.top_rated.show_all() return top_rated_cat def _append_top_rated(self): self.top_rated = TileGrid() self.top_rated.connect("application-activated", self.on_application_activated) #~ self.top_rated.row_spacing = StockEms.SMALL self.top_rated_frame = FramedHeaderBox() self.top_rated_frame.set_header_label(_("Top Rated")) self.top_rated_frame.add(self.top_rated) self.bottom_hbox.pack_start(self.top_rated_frame, True, True, 0) top_rated_cat = self._update_top_rated_content() # only display the 'More' LinkButton if we have top_rated content if top_rated_cat is not None: self.top_rated_frame.header_implements_more_button() self.top_rated_frame.more.connect('clicked', self.on_category_clicked, top_rated_cat) def _update_whats_new_content(self): # remove any existing children from the grid widget self.whats_new.remove_all() # get top_rated category and docs whats_new_cat = get_category_by_name( self.categories, u"What\u2019s New") # untranslated name if whats_new_cat: docs = whats_new_cat.get_documents(self.db) self.whats_new.add_tiles(self.properties_helper, docs, WHATS_NEW_CAROUSEL_LIMIT) self.whats_new.show_all() return whats_new_cat def _append_whats_new(self): self.whats_new = TileGrid() self.whats_new.connect("application-activated", self.on_application_activated) self.whats_new_frame = FramedHeaderBox() self.whats_new_frame.set_header_label(_(u"What\u2019s New")) self.whats_new_frame.add(self.whats_new) whats_new_cat = self._update_whats_new_content() if whats_new_cat is not None: # only add to the visible right_frame if we actually have it self.right_column.pack_start(self.whats_new_frame, True, True, 0) self.whats_new_frame.header_implements_more_button() self.whats_new_frame.more.connect( 'clicked', self.on_category_clicked, whats_new_cat) def _update_recommended_for_you_content(self): if (self.recommended_for_you_panel and self.recommended_for_you_panel.get_parent()): # disconnect listeners self.recommended_for_you_panel.disconnect_by_func( self.on_application_activated) self.recommended_for_you_panel.disconnect_by_func( self.on_category_clicked) # and remove the panel self.right_column.remove(self.recommended_for_you_panel) self.recommended_for_you_panel = RecommendationsPanelLobby( self.db, self.properties_helper) self.recommended_for_you_panel.connect("application-activated", self.on_application_activated) self.recommended_for_you_panel.connect( 'more-button-clicked', self.on_category_clicked) # until bug #1048912 with the testcase in # tests/gtk3/test_lp1048912.py # is fixed this workaround for the drawing code in FramedHeaderBox # is needed self.recommended_for_you_panel.connect( "size-allocate", self._on_recommended_for_you_panel_size_allocate) self.right_column.pack_start(self.recommended_for_you_panel, True, True, 0) def _on_recommended_for_you_panel_size_allocate(self, rec_panel, stuff): """This workaround can go once the root cause for bug #1048912 is found, see also tests/gtk3/test_lp1048912.py """ self.queue_draw() def _append_recommended_for_you(self): # update will (re)create the widget from scratch self.recommended_for_you_panel = None self._update_recommended_for_you_content() def _update_appcount(self): enq = AppEnquire(self.cache, self.db) distro = get_distro() if get_global_filter().supported_only: query = distro.get_supported_query() else: query = xapian.Query('') length = enq.get_estimated_matches_count(query) text = gettext.ngettext("%(amount)s item", "%(amount)s items", length ) % {'amount': length} self.appcount.set_text(text) def _append_appcount(self): self.appcount = Gtk.Label() self.appcount.set_alignment(0.5, 0.5) self.appcount.set_margin_top(1) self.appcount.set_margin_bottom(4) self.vbox.pack_start(self.appcount, False, True, 0) self._update_appcount() return def build(self): self.header = _('Departments') self._build_homepage_view() self.show_all() return def refresh_apps(self): supported_only = get_global_filter().supported_only if (self._supported_only == supported_only): return self._supported_only = supported_only self._update_top_rated_content() self._update_whats_new_content() self._update_recommended_for_you_content() self._update_appcount() return