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Viewing changes to softwarecenter/ui/gtk/softwarepane.py

  • Committer: Gary Lasker
  • Date: 2011-05-25 20:34:02 UTC
  • mfrom: (1792.1.1 software-center)
  • Revision ID: gary.lasker@canonical.com-20110525203402-l692ovne7areetdh
merged lp:~evfool/software-center/search-suggestions, very nice work, thank you Robert Roth

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softwarecenter/ui/gtk/softwarepane.py
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import gtk
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import logging
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import xapian
 
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import copy
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from gettext import gettext as _
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from widgets.searchentry import SearchEntry
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from widgets.actionbar import ActionBar
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from widgets.spinner import SpinnerView
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from softwarecenter.enums import NAV_BUTTON_ID_SUBCAT
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import softwarecenter.utils
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from softwarecenter.backend import get_install_backend
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                self.action_bar.set_label(label, link_result=self._show_nonapp_pkgs)
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    def update_search_help(self):
 
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        def build_category_path():
 
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            if not self.apps_category:
 
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                return None
 
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            if not self.apps_subcategory:
 
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                return self.apps_category.name
 
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            return u"%s \u25b8 %s"%(self.apps_category.name,self.apps_subcategory.name) 
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        search = self.searchentry.get_text()
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        appstore = self.app_view.get_model()
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        if (search and appstore is not None and len(appstore) == 0):
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            category = self.get_current_category()
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            correction = self.db.get_spelling_correction(search)
 
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            text = "<b>%s</b>\n\n"%(_('No results for "%s"')%search)
 
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            option_template = "\t - %s\n\n"
 
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            if not category:
 
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                text += _('No items match "%s". Suggestions:')%search+"\n\n"
 
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            else:
 
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                text += _('No items in %s match "%s". Suggestions:')%("<b>%s</b>"%build_category_path(), search)+"\n\n"
 
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            if self.apps_subcategory:
 
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                parent_model = AppStore(self.cache,
 
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                             self.db,
 
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                             self.icons,
 
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                             self.db.get_query_list_from_search_entry(search,
 
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                                                        self.apps_category.query),
 
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                             limit=self.get_app_items_limit(),
 
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                             sortmode=self.get_sort_mode(),
 
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                             nonapps_visible = self.nonapps_visible,
 
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                             filter=self.apps_filter,
 
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                             nonblocking_load=False,
 
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                             search_term=search)
 
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                if parent_model.nr_apps>0:
 
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                    text += option_template%(gettext.ngettext("Try "
 
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                         "<a href=\"search-parent:\">the item "
 
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                         "in %(category)s</a> that matches.", "Try "
 
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                         "<a href=\"search-parent:\">the %(n)d items "
 
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                         "in %(category)s</a> that match.", n=parent_model.nr_apps)%\
 
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                         {'category':self.apps_category.name,'n':parent_model.nr_apps})
 
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            if self.apps_filter.get_supported_only(): 
 
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                unsupported = copy.copy(self.apps_filter)
 
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                unsupported.set_supported_only(False)
 
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                unsupported_model = AppStore(self.cache,
 
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                             self.db,
 
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                             self.icons,
 
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                             self.app_view.get_model().search_query,
 
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                             limit=self.get_app_items_limit(),
 
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                             sortmode=self.get_sort_mode(),
 
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                             nonapps_visible = self.nonapps_visible,
 
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                             filter=unsupported,
 
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                             nonblocking_load=False,
 
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                             search_term=search)
 
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                if unsupported_model.nr_apps>0:
 
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                    text += option_template%(gettext.ngettext("Try "
 
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                         "<a href=\"search-unsupported:\">the %(amount)d item "
 
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                         "that matches</a> in software not maintained by Canonical.", 
 
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                         "Try <a href=\"search-unsupported:\">the %(amount)d items "
 
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                         "that match</a> in software not maintained by Canonical.",unsupported_model.nr_apps)%{'amount':unsupported_model.nr_apps})
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            if category:
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                text = _("Search term not found in current category. "
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                         "Do you want to search "
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                         "<a href=\"search-all:\">all categories</a> instead?")
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                self.label_app_list_header.set_markup(text)
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                self.label_app_list_header.set_visible(True)
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                return
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            elif correction:
 
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                text += option_template%_("Try searching in "
 
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                         "<a href=\"search-all:\">all categories</a> instead.")
 
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            if correction:
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                ref = "<a href=\"search:%s\">%s</a>" % (correction, correction)
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                text = _("Search term not found. Did you mean: %s?") % ref
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                self.label_app_list_header.set_markup(text)
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                self.label_app_list_header.set_visible(True)
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                return
 
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                text += option_template%_("Check the search is spelled correctly. Did you mean: %s?") % ref
 
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            text += option_template%gettext.ngettext("Try using a different word.", "Try using fewer words or different words", len(search.split()))
 
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            self.label_app_list_header.set_markup(text)
 
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            self.label_app_list_header.set_visible(True)
 
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            return
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        # catchall, hide if we don't have anything useful to suggest
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        self.label_app_list_header.set_visible(False)
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        elif uri.startswith("search-all:"):
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            self.unset_current_category()
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            self.refresh_apps()
 
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        elif uri.startswith("search-parent:"):
 
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            self.apps_subcategory = None;
 
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            self.navigation_bar.remove_id(NAV_BUTTON_ID_SUBCAT, animate=True)
 
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            self.refresh_apps()
 
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        elif uri.startswith("search-unsupported:"):
 
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            self.apps_filter.set_supported_only(False)
 
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            self.refresh_apps()
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        # FIXME: add ability to remove categories restriction here
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        # True stops event propergation
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        return True