facilitate manual package updates after repository refreshals

6 files changed, 214 insertions, 118 deletions

diff --git a/src/hydrilla/locales/en_US/LC_MESSAGES/messages.po b/src/hydrilla/locales/en_US/LC_MESSAGES/messages.po
index 73527fd..f40397b 100644
--- a/src/hydrilla/locales/en_US/LC_MESSAGES/messages.po
+++ b/src/hydrilla/locales/en_US/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: hydrilla 2.0\n"
 "Report-Msgid-Bugs-To: koszko@koszko.org\n"
-"POT-Creation-Date: 2022-10-31 22:18+0100\n"
+"POT-Creation-Date: 2022-11-23 19:21+0100\n"
 "PO-Revision-Date: 2022-02-12 00:00+0000\n"
 "Last-Translator: Wojtek Kosior <koszko@koszko.org>\n"
 "Language: en_US\n"
@@ -312,19 +312,19 @@ msgstr "Requested file could not be found."
 msgid "api.resource_not_enabled_for_access"
 msgstr "Requested resource is not enabled for access."
 
-#: src/hydrilla/proxy/state_impl/concrete_state.py:119
+#: src/hydrilla/proxy/state_impl/concrete_state.py:127
 msgid "err.proxy.unknown_db_schema"
 msgstr ""
 "Haketilo's data files have been altered, possibly by a newer version of "
 "Haketilo."
 
-#: src/hydrilla/proxy/state_impl/concrete_state.py:146
+#: src/hydrilla/proxy/state_impl/concrete_state.py:161
 msgid "err.proxy.no_sqlite_foreign_keys"
 msgstr ""
 "This installation of Haketilo uses an SQLite version which does not "
 "support foreign key constraints."
 
-#: src/hydrilla/proxy/state_impl/concrete_state.py:298
+#: src/hydrilla/proxy/state_impl/concrete_state.py:326
 msgid "warn.proxy.failed_to_register_landing_page_at_{}"
 msgstr "Failed to register landing page at \"{}\"."
 
@@ -437,20 +437,32 @@ msgid "web_ui.home.title"
 msgstr "Welcome"
 
 #: src/hydrilla/proxy/web_ui/templates/index.html.jinja:35
+#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:44
+#: src/hydrilla/proxy/web_ui/templates/prompts/package_suggestion.html.jinja:30
+#: src/hydrilla/proxy/web_ui/templates/repos/show_single.html.jinja:35
+msgid "web_ui.err.file_installation_error"
+msgstr "Failed to install needed items from repository."
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:39
+#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:48
+msgid "web_ui.err.impossible_situation_error"
+msgstr "Item constraints prevent the action from succeeding."
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:43
 msgid "web_ui.home.heading.welcome_to_haketilo"
 msgstr "Welcome to Haketilo!"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:39
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:47
 msgid "web_ui.home.this_is_haketilo_page"
 msgstr ""
 "This is a virtual site hosted locally by Haketilo. You can use it to "
 "configure Haketilo proxy."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:45
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:53
 msgid "web_ui.home.heading.about_haketilo"
 msgstr "About this tool"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:49
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:57
 msgid "web_ui.home.html.haketilo_is_blah_blah"
 msgstr ""
 "Haketilo is a tool that gives users more control over their web browsing."
@@ -459,17 +471,17 @@ msgstr ""
 "extension but has since been made into an HTTP proxy. It is built on top "
 "of the popular <a href=\"https://mitmproxy.org/\">mitmproxy</a>."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:53
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:61
 msgid "web_ui.home.html.see_haketilo_doc_{url}"
 msgstr ""
 "Helpful information concerning use of this tool can be found in "
 "Haketilo's <a href=\"{url}\">embedded documentation</a>."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:62
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:70
 msgid "web_ui.home.heading.configuring_browser_for_haketilo"
 msgstr "Configuring the browser for Haketilo"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:66
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:74
 msgid "web_ui.home.html.to_add_certs_do_xyz"
 msgstr ""
 "Haketilo proxy works by modifying data exchanged by your browser and web "
@@ -481,197 +493,199 @@ msgstr ""
 "href=\"http://mitm.it\">this page</a> and add it to your operating "
 "system, browser or both."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:73
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:81
 msgid "web_ui.home.heading.options"
 msgstr "Global options"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:76
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:84
 msgid "web_ui.home.choose_language_label"
 msgstr "Choose your language"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:95
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:103
 msgid "web_ui.home.mapping_usage_mode_label"
 msgstr "Package usage mode"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:106
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:114
 msgid "web_ui.home.packages_are_used_when_enabled"
 msgstr ""
 "Haketilo is currently configured to only use packages that were "
 "explicitly enabled."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:109
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:117
 msgid "web_ui.home.user_gets_asked_whether_to_enable_package"
 msgstr ""
 "Haketilo is currently configured to ask whenever a package is found that "
 "could be used for the current site."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:113
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:121
 msgid "web_ui.home.packages_are_used_automatically"
 msgstr ""
 "Haketilo is currently configured to automatically use packages that are "
 "available for the current site."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:120
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:128
 msgid "web_ui.home.use_enabled_button"
 msgstr "Use when enabled"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:123
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:131
 msgid "web_ui.home.use_question_button"
 msgstr "Ask whether to use"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:126
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:134
 msgid "web_ui.home.use_auto_button"
 msgstr "Use automatically"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:133
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:141
 msgid "web_ui.home.script_blocking_mode_label"
 msgstr "Default scripts treatment"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:143
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:151
 msgid "web_ui.home.scripts_are_allowed_by_default"
 msgstr ""
 "By default Haketilo currently allows JavaScript sent by websites to the "
 "browser to execute."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:146
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:154
 msgid "web_ui.home.scripts_are_blocked_by_default"
 msgstr ""
 "By default Haketilo currently blocks JavaScript sent by websites to the "
 "browser from executing."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:150
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:158
 msgid "web_ui.home.allow_scripts_button"
 msgstr "Allow scripts"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:151
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:159
 msgid "web_ui.home.block_scripts_button"
 msgstr "Block scripts"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:162
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:170
 msgid "web_ui.home.advanced_features_label"
 msgstr "Advanced features"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:172
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:180
 msgid "web_ui.home.user_is_advanced_user"
 msgstr "Interface features for advanced users are currently enabled."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:175
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:183
 msgid "web_ui.home.user_is_simple_user"
 msgstr "Interface features for advanced users are currently disabled."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:182
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:190
 msgid "web_ui.home.user_make_advanced_button"
 msgstr "Enable"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:185
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:193
 msgid "web_ui.home.user_make_simple_button"
 msgstr "Disable"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:193
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:201
+msgid "web_ui.home.update_waiting_label"
+msgstr "Package updates"
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:204
+msgid "web_ui.home.update_is_awaiting"
+msgstr "There might be some enabled items that can be updated to newer versions."
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:207
+msgid "web_ui.home.update_items_button"
+msgstr "Update now"
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:219
 msgid "web_ui.home.orphans_label"
 msgstr "Orphans"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:199
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:225
 msgid "web_ui.home.orphans_to_delete_{mappings}"
 msgstr "Haketilo is holding some unused packages that can be removed ({mappings})."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:203
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:229
 msgid "web_ui.home.orphans_to_delete_exist"
 msgstr "Haketilo is holding some unused libraries that can be removed."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:207
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:233
 msgid "web_ui.home.orphans_to_delete_{mappings}_{resources}"
 msgstr ""
 "Haketilo is holding some unused items that can be removed (packages: "
 "{mappings}; libraries: {resources})."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:216
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:242
 msgid "web_ui.home.prune_orphans_button"
 msgstr "Prune orphans"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:227
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:253
 msgid "web_ui.home.popup_settings_label"
 msgstr "Popup settings"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:243
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:269
 msgid "web_ui.home.configure_popup_settings_on_pages_with"
 msgstr "Configure popup settings on pages with"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:249
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:275
 msgid "web_ui.home.popup_settings_jsallowed_button"
 msgstr "JS allowed"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:250
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:276
 msgid "web_ui.home.popup_settings_jsblocked_button"
 msgstr "JS blocked"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:251
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:277
 msgid "web_ui.home.popup_settings_payloadon_button"
 msgstr "Payload used"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:301
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:327
 msgid "web_ui.home.popup_no_button"
 msgstr "Disable popup"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:304
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:330
 msgid "web_ui.home.popup_yes_button"
 msgstr "Enable popup"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:314
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:340
 msgid "web_ui.home.jsallowed_popup_yes"
 msgstr ""
 "Haketilo currently makes it possible to open its popup window on pages "
 "where native JS has been allowed to execute. This is a convenience that "
 "comes at a price of greater risk of user fingerprinting."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:316
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:342
 msgid "web_ui.home.jsallowed_popup_no"
 msgstr ""
 "Haketilo currently does not make it possible to open its popup window on "
 "pages with their native JS allowed. This setting is less convenient but "
 "decreases the risk of user fingerprinting."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:322
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:348
 msgid "web_ui.home.jsblocked_popup_yes"
 msgstr ""
 "Haketilo currently makes it possible to open its popup window on pages "
 "where native JS has been blocked from executing."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:324
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:350
 msgid "web_ui.home.jsblocked_popup_no"
 msgstr ""
 "Haketilo currently does not make it possible to open its popup window on "
 "pages where native JS has been blocked from executing."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:330
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:356
 msgid "web_ui.home.payloadon_popup_yes"
 msgstr ""
 "Haketilo currently makes it possible to open its popup window on pages "
 "where payload is used."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:332
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:358
 msgid "web_ui.home.payloadon_popup_no"
 msgstr ""
 "Haketilo currently does not make it possible to open its popup window on "
 "pages where payload is used."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:337
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:363
 msgid "web_ui.home.popup_can_be_opened_by"
 msgstr ""
 "When enabled on given page, popup dialog can be opened by typing big "
 "letters \"HKT\". It can be subsequently closed by clicking anywhere on "
 "the dark area around it."
 
-#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:44
-#: src/hydrilla/proxy/web_ui/templates/prompts/package_suggestion.html.jinja:30
-#: src/hydrilla/proxy/web_ui/templates/repos/show_single.html.jinja:35
-msgid "web_ui.err.file_installation_error"
-msgstr "Failed to install needed items from repository."
-
-#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:48
-msgid "web_ui.err.impossible_situation_error"
-msgstr "Item constraints prevent the action from succeeding."
-
 #: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:52
 #: src/hydrilla/proxy/web_ui/templates/prompts/package_suggestion.html.jinja:34
 #: src/hydrilla/proxy/web_ui/templates/repos/show_single.html.jinja:39
diff --git a/src/hydrilla/locales/pl_PL/LC_MESSAGES/messages.po b/src/hydrilla/locales/pl_PL/LC_MESSAGES/messages.po
index 833979b..2834afe 100644
--- a/src/hydrilla/locales/pl_PL/LC_MESSAGES/messages.po
+++ b/src/hydrilla/locales/pl_PL/LC_MESSAGES/messages.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: hydrilla 3.0-beta2\n"
 "Report-Msgid-Bugs-To: koszko@koszko.org\n"
-"POT-Creation-Date: 2022-10-31 22:18+0100\n"
+"POT-Creation-Date: 2022-11-23 19:21+0100\n"
 "PO-Revision-Date: 2022-02-12 00:00+0000\n"
 "Last-Translator: Wojtek Kosior <koszko@koszko.org>\n"
 "Language: pl_PL\n"
@@ -323,19 +323,19 @@ msgstr "Żądany plik nie został znaleziony."
 msgid "api.resource_not_enabled_for_access"
 msgstr "Żądany zasób nie jest udostępniony."
 
-#: src/hydrilla/proxy/state_impl/concrete_state.py:119
+#: src/hydrilla/proxy/state_impl/concrete_state.py:127
 msgid "err.proxy.unknown_db_schema"
 msgstr ""
 "Dane Haketilo zostały zmodyfikowane, prawdopodobnie przez nowszą wersję "
 "Haketilo."
 
-#: src/hydrilla/proxy/state_impl/concrete_state.py:146
+#: src/hydrilla/proxy/state_impl/concrete_state.py:161
 msgid "err.proxy.no_sqlite_foreign_keys"
 msgstr ""
 "Ta instalacja Haketilo używa wersji SQLite, które nie wspiera ograniczeń "
 "kluczy obcych."
 
-#: src/hydrilla/proxy/state_impl/concrete_state.py:298
+#: src/hydrilla/proxy/state_impl/concrete_state.py:326
 msgid "warn.proxy.failed_to_register_landing_page_at_{}"
 msgstr "Nie udało się zarejestrować strony lądowania pod \"{}\"."
 
@@ -448,20 +448,32 @@ msgid "web_ui.home.title"
 msgstr "Witaj"
 
 #: src/hydrilla/proxy/web_ui/templates/index.html.jinja:35
+#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:44
+#: src/hydrilla/proxy/web_ui/templates/prompts/package_suggestion.html.jinja:30
+#: src/hydrilla/proxy/web_ui/templates/repos/show_single.html.jinja:35
+msgid "web_ui.err.file_installation_error"
+msgstr "Nie udało się zainstalować potrzebnych elementów z repozytorium."
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:39
+#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:48
+msgid "web_ui.err.impossible_situation_error"
+msgstr "Ograniczenia własne elementów uniemożliły wykonanie akcji."
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:43
 msgid "web_ui.home.heading.welcome_to_haketilo"
 msgstr "Witaj w Haketilo!"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:39
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:47
 msgid "web_ui.home.this_is_haketilo_page"
 msgstr ""
 "To jest wirtualna witryna hostowana lokalnie przez Haketilo. Możesz użyć "
 "jej do skonfigurowania proxy Haketilo."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:45
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:53
 msgid "web_ui.home.heading.about_haketilo"
 msgstr "O narzędziu"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:49
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:57
 msgid "web_ui.home.html.haketilo_is_blah_blah"
 msgstr ""
 "Haketilo to narządzie, które daje użytkownikom więcej kontroli nad "
@@ -471,17 +483,17 @@ msgstr ""
 "utworzone na nowo jako proxy HTTP. Jest zbudowane na popularnym <a "
 "href=\"https://mitmproxy.org/\">mitmproxy</a>."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:53
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:61
 msgid "web_ui.home.html.see_haketilo_doc_{url}"
 msgstr ""
 "Pomocne informacje dotyczące użycia tego narządzia można znaleźć we <a "
 "href=\"{url}\">wbudowanej dokumentacji</a> Haketilo."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:62
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:70
 msgid "web_ui.home.heading.configuring_browser_for_haketilo"
 msgstr "Konfiguracja przeglądarki pod Haketilo"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:66
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:74
 msgid "web_ui.home.html.to_add_certs_do_xyz"
 msgstr ""
 "Proxy Haketilo działa modyfikując dane wymieniane przez przeglądarkę z "
@@ -494,146 +506,160 @@ msgstr ""
 "href=\"http://mitm.it\">tej strony</a> i dodaj go do swojego systemu "
 "operacyjnego, przeglądarki lub obydwu."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:73
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:81
 msgid "web_ui.home.heading.options"
 msgstr "Opcje globalne"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:76
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:84
 msgid "web_ui.home.choose_language_label"
 msgstr "Wybierz swój język"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:95
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:103
 msgid "web_ui.home.mapping_usage_mode_label"
 msgstr "Tryb używania pakietów"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:106
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:114
 msgid "web_ui.home.packages_are_used_when_enabled"
 msgstr ""
 "Haketilo jest obecnie skonfigurowane tak, aby używać wyłącznie pakietów, "
 "które użytkownik sam aktywował."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:109
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:117
 msgid "web_ui.home.user_gets_asked_whether_to_enable_package"
 msgstr ""
 "Haketilo jest obecnie skonfigurowane tak, aby pytać zawsze, kiedy "
 "zostanie znaleziony pakiet, który mógłby być użyty na odwiedzanej "
 "stronie."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:113
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:121
 msgid "web_ui.home.packages_are_used_automatically"
 msgstr ""
 "Haketilo jest obecnie skonfigurowane tak, żeby automatycznie używać "
 "pakietów, które są dostępne dla odwiedzanej strony."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:120
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:128
 msgid "web_ui.home.use_enabled_button"
 msgstr "Używaj aktywowanych"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:123
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:131
 msgid "web_ui.home.use_question_button"
 msgstr "Pytaj, czy użyć"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:126
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:134
 msgid "web_ui.home.use_auto_button"
 msgstr "Używaj automatycznie"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:133
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:141
 msgid "web_ui.home.script_blocking_mode_label"
 msgstr "Domyślne traktowanie skryptów"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:143
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:151
 msgid "web_ui.home.scripts_are_allowed_by_default"
 msgstr ""
 "Haketilo obecnie domyślnie pozwala na wykonanie JavaScript'u przysyłanego"
 " przez strony."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:146
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:154
 msgid "web_ui.home.scripts_are_blocked_by_default"
 msgstr ""
 "Haketilo obecnie domyślnie blokuje wykonanie JavaScript'u przysyłanego "
 "przez strony."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:150
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:158
 msgid "web_ui.home.allow_scripts_button"
 msgstr "Pozwalaj"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:151
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:159
 msgid "web_ui.home.block_scripts_button"
 msgstr "Blokuj"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:162
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:170
 msgid "web_ui.home.advanced_features_label"
 msgstr "Zaawansowane funkcje"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:172
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:180
 msgid "web_ui.home.user_is_advanced_user"
 msgstr "Funkcje interfejsu dla zaawansowanych użytkowników są obecnie włączone."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:175
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:183
 msgid "web_ui.home.user_is_simple_user"
 msgstr "Funkcje interfejsu dla zaawansowanych użytkowników są obecnie wyłączone."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:182
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:190
 msgid "web_ui.home.user_make_advanced_button"
 msgstr "Włącz"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:185
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:193
 msgid "web_ui.home.user_make_simple_button"
 msgstr "Wyłącz"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:193
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:201
+msgid "web_ui.home.update_waiting_label"
+msgstr "Aktualizacje pakietów"
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:204
+msgid "web_ui.home.update_is_awaiting"
+msgstr ""
+"Możliwe, że niektóre aktywne elementy mogą być uaktualnione do nowych "
+"wersji."
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:207
+msgid "web_ui.home.update_items_button"
+msgstr "Uaktualnij teraz"
+
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:219
 msgid "web_ui.home.orphans_label"
 msgstr "Opuszczone pakiety"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:199
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:225
 msgid "web_ui.home.orphans_to_delete_{mappings}"
 msgstr ""
 "Haketilo przechowuje obecnie opuszczone pakiety, które można usunąć "
 "({mappings})."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:203
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:229
 msgid "web_ui.home.orphans_to_delete_exist"
 msgstr "Haketilo przechowuje obecnie opuszczone biblioteki, które można usunąć."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:207
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:233
 msgid "web_ui.home.orphans_to_delete_{mappings}_{resources}"
 msgstr ""
 "Haketilo przechowuje obecnie opuszczone elementy, które można usunąć "
 "(pakiety: {mappings}; biblioteki: {resources})."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:216
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:242
 msgid "web_ui.home.prune_orphans_button"
 msgstr "Wyrzuć opuszczone"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:227
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:253
 msgid "web_ui.home.popup_settings_label"
 msgstr "Ustawienia popup'u"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:243
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:269
 msgid "web_ui.home.configure_popup_settings_on_pages_with"
 msgstr "Konfiguruj ustawienia popup'u na stronach, gdzie"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:249
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:275
 msgid "web_ui.home.popup_settings_jsallowed_button"
 msgstr "JS może się wykonywać"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:250
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:276
 msgid "web_ui.home.popup_settings_jsblocked_button"
 msgstr "JS jest zablokowany"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:251
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:277
 msgid "web_ui.home.popup_settings_payloadon_button"
 msgstr "Modyfikator w użyciu"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:301
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:327
 msgid "web_ui.home.popup_no_button"
 msgstr "Wyłącz popup"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:304
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:330
 msgid "web_ui.home.popup_yes_button"
 msgstr "Włącz popup"
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:314
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:340
 msgid "web_ui.home.jsallowed_popup_yes"
 msgstr ""
 "Haketilo obecnie umożliwia otwieranie okna popup'u na stronach, gdzie "
@@ -641,7 +667,7 @@ msgstr ""
 "przychodzi za cenę większego ryzyka zarejstrowania unikatowego \"odcisku "
 "przeglądarki\" (tzw. fingerprinting)."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:316
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:342
 msgid "web_ui.home.jsallowed_popup_no"
 msgstr ""
 "Haketilo obecnie nie umożliwia otwierania okna popup'u na stronach, gdzie"
@@ -649,47 +675,37 @@ msgstr ""
 "dogodne ale zmniejsza ryzyko zarejstrowania unikatowego \"odcisku "
 "przeglądarki\" (tzw. fingerprinting)."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:322
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:348
 msgid "web_ui.home.jsblocked_popup_yes"
 msgstr ""
 "Haketilo obecnie umożliwia otwieranie okna popup'u na stronach, gdzie "
 "zablokowano wykonanie oryginalnego JS'a."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:324
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:350
 msgid "web_ui.home.jsblocked_popup_no"
 msgstr ""
 "Haketilo obecnie nie umożliwia otwierania okna popup'u na stronach, gdzie"
 " zablokowano wykonanie oryginalnego JS'a."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:330
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:356
 msgid "web_ui.home.payloadon_popup_yes"
 msgstr ""
 "Haketilo obecnie umożliwia otwieranie okna popup'u na stronach, gdzie w "
 "użyciu jest modyfikator."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:332
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:358
 msgid "web_ui.home.payloadon_popup_no"
 msgstr ""
 "Haketilo obecnie nie umożliwia otwierania okna popup'u na stronach, gdzie"
 " w użyciu jest modyfikator.pages where payload is used."
 
-#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:337
+#: src/hydrilla/proxy/web_ui/templates/index.html.jinja:363
 msgid "web_ui.home.popup_can_be_opened_by"
 msgstr ""
 "Gdy aktywne na danej stronie, okno pupup'u może być otworzone przez "
 "wpisanie wielkich liter \"HKT\". Może być następnie zamknięte przez "
 "kliknięcie gdziekolwiek na ciemnym obszarze naokoło niego."
 
-#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:44
-#: src/hydrilla/proxy/web_ui/templates/prompts/package_suggestion.html.jinja:30
-#: src/hydrilla/proxy/web_ui/templates/repos/show_single.html.jinja:35
-msgid "web_ui.err.file_installation_error"
-msgstr "Nie udało się zainstalować potrzebnych elementów z repozytorium."
-
-#: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:48
-msgid "web_ui.err.impossible_situation_error"
-msgstr "Ograniczenia własne elementów uniemożliły wykonanie akcji."
-
 #: src/hydrilla/proxy/web_ui/templates/items/item_view.html.jinja:52
 #: src/hydrilla/proxy/web_ui/templates/prompts/package_suggestion.html.jinja:34
 #: src/hydrilla/proxy/web_ui/templates/repos/show_single.html.jinja:39
diff --git a/src/hydrilla/proxy/state.py b/src/hydrilla/proxy/state.py
index 1a2d344..f73d01f 100644
--- a/src/hydrilla/proxy/state.py
+++ b/src/hydrilla/proxy/state.py
@@ -545,6 +545,7 @@ class HaketiloGlobalSettings:
     advanced_user:         bool
     repo_refresh_seconds:  int
     locale:                t.Optional[str]
+    update_waiting:        bool
 
     default_popup_jsallowed: PopupSettings
     default_popup_jsblocked: PopupSettings
@@ -633,6 +634,10 @@ class HaketiloState(ABC):
     ) -> None:
         ...
 
+    @abstractmethod
+    def upate_all_items(self) -> None:
+        ...
+
     @property
     @abstractmethod
     def listen_host(self) -> str:
diff --git a/src/hydrilla/proxy/state_impl/concrete_state.py b/src/hydrilla/proxy/state_impl/concrete_state.py
index e97514a..89a2eb2 100644
--- a/src/hydrilla/proxy/state_impl/concrete_state.py
+++ b/src/hydrilla/proxy/state_impl/concrete_state.py
@@ -79,6 +79,14 @@ def _add_locale_column(cursor: sqlite3.Cursor) -> None:
         '''
     )
 
+def _add_update_waiting_column(cursor: sqlite3.Cursor) -> None:
+    cursor.execute(
+        '''
+        ALTER TABLE general ADD COLUMN
+        update_waiting BOOLEAN NOT NULL DEFAULT TRUE;
+        '''
+    )
+
 def _prepare_database(connection: sqlite3.Connection) -> None:
     cursor = connection.cursor()
 
@@ -120,6 +128,7 @@ def _prepare_database(connection: sqlite3.Connection) -> None:
 
             popup_settings_columns_present = False
             locale_column_present = False
+            update_waiting_column_present = False
 
             cursor.execute("PRAGMA TABLE_INFO('general')")
             for __cid, name, __type, __notnull, __dflt_value, __pk \
@@ -130,12 +139,18 @@ def _prepare_database(connection: sqlite3.Connection) -> None:
                 if name == 'locale':
                     locale_column_present = True
 
+                if name == 'update_waiting':
+                    update_waiting_column_present = True
+
             if not popup_settings_columns_present:
                 _add_popup_settings_columns(cursor)
 
             if not locale_column_present:
                 _add_locale_column(cursor)
 
+            if not update_waiting_column_present:
+                _add_update_waiting_column(cursor)
+
             cursor.execute('COMMIT TRANSACTION;')
         except:
             cursor.execute('ROLLBACK TRANSACTION;')
@@ -158,14 +173,15 @@ def load_settings(cursor: sqlite3.Cursor) -> st.HaketiloGlobalSettings:
                 advanced_user,
                 repo_refresh_seconds,
                 mapping_use_mode,
-                locale
+                locale,
+                update_waiting
         FROM
                 general;
         '''
     )
 
     (default_allow_scripts, advanced_user, repo_refresh_seconds,
-     mapping_use_mode, locale), = cursor.fetchall()
+     mapping_use_mode, locale, update_waiting), = cursor.fetchall()
 
     popup_settings_dict = {}
 
@@ -196,6 +212,7 @@ def load_settings(cursor: sqlite3.Cursor) -> st.HaketiloGlobalSettings:
         repo_refresh_seconds  = repo_refresh_seconds,
         mapping_use_mode      = st.MappingUseMode(mapping_use_mode),
         locale                = locale,
+        update_waiting        = update_waiting,
 
         **popup_settings_dict
     )
@@ -221,6 +238,9 @@ class ConcreteHaketiloState(base.HaketiloStateWithFields):
                 repo_id         = repo_id
             )
 
+            cursor.execute('UPDATE general SET update_waiting = TRUE;')
+            self.settings = dc.replace(self.settings, update_waiting=True)
+
             self.rebuild_structures(rules=False)
 
     def count_orphan_items(self) -> st.OrphanItemsStats:
@@ -267,8 +287,16 @@ class ConcreteHaketiloState(base.HaketiloStateWithFields):
                 unlocked_required_mappings = unlocked_required_mappings
             )
 
+            if unlocked_required_mappings == 'all_mappings_unlocked':
+                cursor.execute('UPDATE general SET update_waiting = FALSE;')
+                self.settings = dc.replace(self.settings, update_waiting=False)
+
             self.rebuild_structures(rules=False)
 
+    def upate_all_items(self) -> None:
+        with self.cursor(transaction=True):
+            self.recompute_dependencies('all_mappings_unlocked')
+
     def pull_missing_files(self) -> None:
         with self.cursor() as cursor:
             assert self.connection.in_transaction
diff --git a/src/hydrilla/proxy/web_ui/root.py b/src/hydrilla/proxy/web_ui/root.py
index 6f9e349..9a14268 100644
--- a/src/hydrilla/proxy/web_ui/root.py
+++ b/src/hydrilla/proxy/web_ui/root.py
@@ -195,6 +195,13 @@ def home_post() -> werkzeug.Response:
         state.update_settings(advanced_user=True)
     elif action == 'user_make_simple':
         state.update_settings(advanced_user=False)
+    elif action == 'upate_all_items':
+        try:
+            state.upate_all_items()
+        except st.FileInstallationError:
+            return home({'file_installation_error': True})
+        except st.ImpossibleSituation:
+            return home({'impossible_situation_error': True})
     elif action == 'prune_orphans':
         state.prune_orphan_items()
     else:
diff --git a/src/hydrilla/proxy/web_ui/templates/index.html.jinja b/src/hydrilla/proxy/web_ui/templates/index.html.jinja
index fe9c5d5..d6a47f0 100644
--- a/src/hydrilla/proxy/web_ui/templates/index.html.jinja
+++ b/src/hydrilla/proxy/web_ui/templates/index.html.jinja
@@ -31,6 +31,14 @@ code in a proprietary work, I am not going to enforce this in court.
 {% import 'import/checkbox_tricks.html.jinja' as tricks %}
 
 {% block main %}
+  {% if file_installation_error is defined %}
+    {{ error_note(_('web_ui.err.file_installation_error')) }}
+  {% endif %}
+
+  {% if impossible_situation_error is defined %}
+    {{ error_note(_('web_ui.err.impossible_situation_error')) }}
+  {% endif %}
+
   <h3>
     {{ _('web_ui.home.heading.welcome_to_haketilo') }}
   </h3>
@@ -187,6 +195,24 @@ code in a proprietary work, I am not going to enforce this in court.
     ])
   }}
 
+  {% if settings.update_waiting %}
+    <div class="horizontal-separator"></div>
+
+    {{ label(_('web_ui.home.update_waiting_label')) }}
+
+    <p>
+      {{ _('web_ui.home.update_is_awaiting') }}
+    </p>
+
+    {% set update_but_text =  _('web_ui.home.update_items_button') %}
+
+    {{
+      button_row([
+          (['green-button'], update_but_text, {'action': 'upate_all_items'})
+      ])
+    }}
+  {% endif %}
+
   {% if orphan_item_stats.mappings > 0 or orphan_item_stats.resources > 0 %}
     <div class="horizontal-separator"></div>