mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-07-07 10:14:46 -04:00
Content server: Remove appcache since it has now been completely removed from both Chrome and Firefox
This commit is contained in:
Kovid Goyal
parent
ecf9f837c8
commit
0b8e39ffef
@ -1,5 +1,5 @@
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<!DOCTYPE html>
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<html manifest="calibre.appcache">
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<html>
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<head>
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<title>calibre</title>
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<meta charset="utf-8">
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@ -16,7 +16,7 @@
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<progress>
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</progress>
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<div>Loading, please wait…</div>
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<div>You can also use a simple, non-javascript version of this site: <a href="mobile">here</a></div>
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<div>You can also use a simple, non-JavaScript version of this site: <a href="mobile">here</a></div>
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<style type="text/css">
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#page_load_progress {
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position:relative;
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@ -39,11 +39,6 @@ def index(ctx, rd):
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return lopen(P('content-server/index-generated.html'), 'rb')
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@endpoint('/calibre.appcache', auth_required=False, cache_control='no-cache')
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def appcache(ctx, rd):
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return lopen(P('content-server/calibre.appcache'), 'rb')
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@endpoint('/robots.txt', auth_required=False)
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def robots(ctx, rd):
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return b'User-agent: *\nDisallow: /'
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@ -17,9 +17,7 @@ from calibre.constants import (
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)
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from calibre.ptempfile import TemporaryDirectory
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from calibre.utils.filenames import atomic_rename
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from polyglot.builtins import (
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as_bytes, as_unicode, exec_path, itervalues, unicode_type, zip
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)
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from polyglot.builtins import as_bytes, as_unicode, exec_path, unicode_type, zip
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COMPILER_PATH = 'rapydscript/compiler.js.xz'
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special_title = '__webengine_messages_pending__'
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@ -318,20 +316,6 @@ def compile_fast(
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return js.decode('utf-8')
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def create_manifest(html):
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import hashlib
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from calibre.library.field_metadata import category_icon_map
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h = hashlib.sha256(html)
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for ci in itervalues(category_icon_map):
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h.update(I(ci, data=True))
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icons = {'icon/' + x for x in itervalues(category_icon_map)}
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icons.add('favicon.png')
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h.update(I('lt.png', data=True))
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manifest = '\n'.join(sorted(icons))
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return 'CACHE MANIFEST\n# {}\n{}\n\nNETWORK:\n*'.format(
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h.hexdigest(), manifest).encode('utf-8')
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def base_dir():
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d = os.path.dirname
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return d(d(d(d(os.path.abspath(__file__)))))
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@ -456,9 +440,7 @@ def compile_srv():
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with lopen(os.path.join(base, 'index.html'), 'rb') as f:
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html = f.read().replace(b'RESET_STYLES', reset, 1).replace(b'ICONS', icons, 1).replace(b'MAIN_JS', js, 1)
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manifest = create_manifest(html)
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atomic_write(base, 'index-generated.html', html)
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atomic_write(base, 'calibre.appcache', manifest)
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# }}}
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@ -52,22 +52,8 @@ class Watcher:
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self.reload_app()
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def reload_app(self):
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appcache = window.top.applicationCache
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if appcache:
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for which in 'cached error noupdate obsolete updateready'.split(' '):
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appcache.addEventListener(which, self.cache_update_done, False)
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try:
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appcache.update()
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except: # In chrome with devtools open, appcache is sometimes disabled/fails
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window.location.reload(True)
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def cache_update_done(self):
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appcache = window.top.applicationCache
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if appcache and appcache.status is appcache.UPDATEREADY:
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appcache.swapCache()
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window.location.reload(True)
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def create_auto_reload_watcher(autoreload_port):
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if not create_auto_reload_watcher.watcher:
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create_auto_reload_watcher.watcher = Watcher(autoreload_port)
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@ -6,8 +6,3 @@ from __python__ import hash_literals, bound_methods
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book_list_container_id = 'book-list-container'
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read_book_container_id = 'read-book-container'
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INIT_ENDPOINT = 'interface-data/init'
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def has_offline_support(val):
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if val is not undefined:
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has_offline_support.ans = val
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return has_offline_support.ans
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@ -3,18 +3,14 @@
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# globals: ρσ_get_module
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from __python__ import hash_literals
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from gettext import gettext as _
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import initialize # noqa: unused-import
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from ajax import ajax, console_print, set_default_timeout
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from autoreload import create_auto_reload_watcher
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from book_list.globals import main_js
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from book_list.main import main
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from book_list.constants import has_offline_support
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is_running_in_iframe = False # Changed before script is loaded in the iframe
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autoreload_enabled = False
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asked_appcache_update = False
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AUTO_UPDATE_THRESHOLD = 1000 # millisecs
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if is_running_in_iframe:
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@ -30,31 +26,6 @@ if is_running_in_iframe:
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else:
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start_time = window.performance.now()
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on_appcache_ready = def ():
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nonlocal asked_appcache_update
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if asked_appcache_update:
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return
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if window.applicationCache.status is window.applicationCache.UPDATEREADY:
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asked_appcache_update = True
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try:
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window.applicationCache.swapCache()
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time_since_start = window.performance.now() - start_time
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if time_since_start <= AUTO_UPDATE_THRESHOLD or autoreload_enabled or window.confirm(_(
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'The calibre web application has been updated. Do you want reload the site?')):
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window.location.reload()
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except Exception as e:
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# For some reason swapCache occasionally fails even though status is UPDATEREADY
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print('WARNING: failed to swap applicationCache')
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console.log(e)
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if window.applicationCache:
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window.applicationCache.addEventListener('updateready', on_appcache_ready)
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if window.applicationCache.status is window.applicationCache.UPDATEREADY:
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on_appcache_ready()
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has_offline_support(True)
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else:
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has_offline_support(False)
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console.warn("Your browser does not have a working Application Cache, offline access will not work")
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script = document.currentScript or document.scripts[0]
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main_js(script.textContent)
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script.parentNode.removeChild(script) # save some memory
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