def handleNewUpdate(latest):
""" A new update has been found, the Sparkle framework will now take control
and perform user interaction and automatic update on our behalf. Since the
appcast has already been fetched and parsed by the crossplatform code, Sparkle
is actually not used in *full* automatic mode so we have to short-circuit
some of its code and manually call the parts we are interested in.
This includes:
- manually building a clean dictionary containing the RSS item corresponding
to the latest version of the software and then creating an SUAppcastItem
with this dictionary.
- manually setting the global updater 'updateItem' ivar to the SUAppcastItem
instance we just created. This is slightly hackish, but this is the *only*
way to make it work correctly in our case, otherwise Sparkle will fail to
download the update and throw a 'bad URL' error.
- manually creating and calling an SUUpdateAlert object (which we must retain
to prevent it to be automatically released by the Python garbage collector
and therefore cause bad crashes).
"""
if not _host_supported(latest):
logging.warn("Update available but host system not supported.")
return
dictionary = dict()
_transfer(latest, 'title', dictionary)
_transfer(latest, 'pubdate', dictionary, 'pubDate')
_transfer(latest, 'description', dictionary)
_transfer(latest, 'releasenoteslink', dictionary,
'sparkle:releaseNotesLink')
enclosure = latest['enclosures'][0]
suEnclosure = dict()
_transfer(enclosure, 'sparkle:dsaSignature', suEnclosure)
_transfer(enclosure, 'sparkle:md5Sum', suEnclosure)
_transfer(enclosure, 'sparkle:version', suEnclosure)
_transfer(enclosure, 'sparkle:shortVersionString', suEnclosure)
_transfer(enclosure, 'url', suEnclosure)
dictionary['enclosure'] = suEnclosure
suItem = SUAppcastItem.alloc().initWithDictionary_(dictionary)
skipped_version = app.config.get(SUSkippedVersionPref)
if suItem.fileVersion() == skipped_version:
logging.debug("Skipping update by user request")
else:
global updater
objc.setInstanceVariable(updater, 'updateItem', suItem, True)
global alerter # keep a reference around
alerter = SUUpdateAlert.alloc().initWithAppcastItem_(suItem)
alerter.setDelegate_(updater)
alerter.showWindow_(updater)
def testClassMod(self):
# It's scary as hell, but updating the class of an object does "work"
# (for some perverted interpretation of the word)
class DummyClass (NSObject):
__slots__ = ()
o = NSObject.alloc().init()
self.assertIsInstance(o, NSObject)
self.assertIsNotInstance(o, DummyClass)
objc.setInstanceVariable(o, "isa", DummyClass)
self.assertIsInstance(o, DummyClass)
def testClassMod(self):
# It's scary as hell, but updating the class of an object does "work"
# (for some perverted interpretation of the word)
class DummyClass(NSObject):
__slots__ = ()
o = NSObject.alloc().init()
self.assertIsInstance(o, NSObject)
self.assertIsNotInstance(o, DummyClass)
objc.setInstanceVariable(o, "isa", DummyClass)
self.assertIsInstance(o, DummyClass)
def handleNewUpdate(latest):
""" A new update has been found, the Sparkle framework will now take control
and perform user interaction and automatic update on our behalf. Since the
appcast has already been fetched and parsed by the crossplatform code, Sparkle
is actually not used in *full* automatic mode so we have to short-circuit
some of its code and manually call the parts we are interested in.
This includes:
- manually building a clean dictionary containing the RSS item corresponding
to the latest version of the software and then creating an SUAppcastItem
with this dictionary.
- manually setting the global updater 'updateItem' ivar to the SUAppcastItem
instance we just created. This is slightly hackish, but this is the *only*
way to make it work correctly in our case, otherwise Sparkle will fail to
download the update and throw a 'bad URL' error.
- manually creating and calling an SUUpdateAlert object (which we must retain
to prevent it to be automatically released by the Python garbage collector
and therefore cause bad crashes).
"""
if not _host_supported(latest):
logging.info("Update available but host system not supported.")
return
dictionary = dict()
_transfer(latest, 'title', dictionary)
_transfer(latest, 'pubdate', dictionary, 'pubDate')
_transfer(latest, 'description', dictionary)
_transfer(latest, 'releasenoteslink', dictionary, 'sparkle:releaseNotesLink')
enclosure = latest['enclosures'][0]
suEnclosure = dict()
_transfer(enclosure, 'sparkle:dsaSignature', suEnclosure)
_transfer(enclosure, 'sparkle:md5Sum', suEnclosure)
_transfer(enclosure, 'sparkle:version', suEnclosure)
_transfer(enclosure, 'sparkle:shortVersionString', suEnclosure)
_transfer(enclosure, 'url', suEnclosure)
dictionary['enclosure'] = suEnclosure
suItem = SUAppcastItem.alloc().initWithDictionary_(dictionary)
skipped_version = app.config.get(SUSkippedVersionPref)
if suItem.fileVersion() == skipped_version:
logging.info("Skipping update by user request")
else:
global updater
objc.setInstanceVariable(updater, 'updateItem', suItem, True)
global alerter
alerter = SUUpdateAlert.alloc().initWithAppcastItem_(suItem)
alerter.setDelegate_(updater)
alerter.showWindow_(updater)
def updateAlert_finishedWithChoice_(self, alert, choice):
alert.release()
if choice == 0: # SUInstallUpdateChoice
app.config.set(SUSkippedVersionPref, '')
self.beginDownload()
elif choice == 1: # SURemindMeLaterChoice
objc.setInstanceVariable(self, 'updateInProgress', objc.NO, True)
app.config.set(SUSkippedVersionPref, '')
self.scheduleCheckWithInterval_(30 * 60)
elif choice == 2: # SUSkipThisVersionChoice
objc.setInstanceVariable(self, 'updateInProgress', objc.NO, True)
suItem = objc.getInstanceVariable(updater, 'updateItem')
app.config.set(SUSkippedVersionPref, suItem.fileVersion())
def updateAlert_finishedWithChoice_(self, alert, choice):
global alerter # release our kept reference
alerter = None
if choice == 0: # SUInstallUpdateChoice
app.config.set(SUSkippedVersionPref, '')
self.beginDownload()
elif choice == 1: # SURemindMeLaterChoice
objc.setInstanceVariable(self, 'updateInProgress', objc.NO, True)
app.config.set(SUSkippedVersionPref, '')
self.scheduleCheckWithInterval_(30 * 60)
elif choice == 2: # SUSkipThisVersionChoice
objc.setInstanceVariable(self, 'updateInProgress', objc.NO, True)
suItem = objc.getInstanceVariable(updater, 'updateItem')
app.config.set(SUSkippedVersionPref, suItem.fileVersion())
def downloadDidFinish_(self, d):
url = d.request().URL()
temp_url = NSURL.alloc().initWithScheme_host_path_('https', url.host(),
url.path())
appcast_url = objc.getInstanceVariable(self, 'appcastURL')
temp_appcast_url = NSURL.alloc().initWithScheme_host_path_('https',
appcast_url.host(),
appcast_url.path())
request = NSURLRequest.requestWithURL_(temp_url)
fake_d = DummyURLDownload.alloc().initWithRequest_(request)
objc.setInstanceVariable(self, 'appcastURL', temp_appcast_url, objc.YES)
# Back to your regular scheduled programming ..
SUUIBasedUpdateDriver.downloadDidFinish_(self, fake_d)
# Restoring values to what they were previously.
objc.setInstanceVariable(self, 'appcastURL', appcast_url, objc.YES)
def downloadDidFinish_(self, d):
url = d.request().URL()
temp_url = NSURL.alloc().initWithScheme_host_path_(
'https', url.host(), url.path())
appcast_url = objc.getInstanceVariable(self, 'appcastURL')
temp_appcast_url = NSURL.alloc().initWithScheme_host_path_(
'https', appcast_url.host(), appcast_url.path())
request = NSURLRequest.requestWithURL_(temp_url)
fake_d = DummyURLDownload.alloc().initWithRequest_(request)
objc.setInstanceVariable(self, 'appcastURL', temp_appcast_url,
objc.YES)
# Back to your regular scheduled programming ..
SUUIBasedUpdateDriver.downloadDidFinish_(self, fake_d)
# Restoring values to what they were previously.
objc.setInstanceVariable(self, 'appcastURL', appcast_url, objc.YES)
def handleNewUpdate(latest):
"""A new update has been found, the Sparkle framework will now take control
and perform user interaction and automatic update on our behalf. Since the
appcast has already been fetched and parsed by the crossplatform code,
Sparkle is actually not used in *full* automatic mode so we have to
short-circuit some of its code and manually call the parts we are
interested in.
This includes:
- manually building a clean dictionary containing the RSS item
corresponding to the latest version of the software and then
creating an SUAppcastItem with this dictionary.
- manually allocating and initializing a driver for the updater. The
driver determines the policy for doing updates (e.g. auto updates,
UI, etc). We use our own driver based on the SUUIBasedUpdateDriver,
which has overrides for a couple of functions to bypass functionality
which we don't implement yet, or if we have extra work that needs to be
done (possibly by calling portable code).
- manually setting ivar updateItem, host, appcastURL into the driver, which
would normally be done by Sparkle internally. Set the driver to be an
ivar of the updater object, which was created at startup. We ask the
bridge to retain these for us, as they would be if they were done by
Sparkle internally. A bit hackish but it is the only way to make the
Sparkle guts happy since we are creating things manually.
- manually creating and calling an SUUpdateAlert object (which we must
retain to prevent it to be automatically released by the Python
garbage collector and therefore cause bad crashes).
- Set the delegate of the alerter to be the driver - which will handle
callbacks in response to state changes in the alerter.
"""
if not _host_supported(latest):
logging.warn("Update available but host system not supported.")
return
# If already running don't bother.
global updater
if updater.updateInProgress():
# Update currently in progress.
return
dictionary = dict()
_transfer(latest, 'title', dictionary)
_transfer(latest, 'pubdate', dictionary, 'pubDate')
_transfer(latest, 'description', dictionary)
_transfer(latest, 'releasenoteslink', dictionary, 'sparkle:releaseNotesLink')
enclosure = latest['enclosures'][0]
suEnclosure = dict()
_transfer(enclosure, 'sparkle:dsaSignature', suEnclosure)
_transfer(enclosure, 'sparkle:md5Sum', suEnclosure)
_transfer(enclosure, 'sparkle:version', suEnclosure)
_transfer(enclosure, 'sparkle:shortVersionString', suEnclosure)
_transfer(enclosure, 'url', suEnclosure)
dictionary['enclosure'] = suEnclosure
suItem = SUAppcastItem.alloc().initWithDictionary_(dictionary)
skipped_version = app.config.get(SUSkippedVersionPref)
if suItem.versionString() == skipped_version:
logging.debug("Skipping update by user request")
else:
host = objc.getInstanceVariable(updater, 'host')
global alerter # keep a reference around
final = app.config.get(prefs.APP_FINAL_RELEASE)
pref = prefs.AUTOUPDATE_URL if final else prefs.AUTOUPDATE_BETA_URL
appcast_url = NSURL.alloc().initWithString_(app.config.get(pref))
alerter = SUUpdateAlert.alloc().initWithAppcastItem_host_(suItem, host)
driver = MiroUpdateDriver.alloc().initWithUpdater_(updater)
objc.setInstanceVariable(driver, 'updateItem', suItem, True)
objc.setInstanceVariable(driver, 'host', host, True)
objc.setInstanceVariable(driver, 'appcastURL', appcast_url, True)
objc.setInstanceVariable(updater, 'driver', driver, True)
alerter.setDelegate_(driver)
alerter.showWindow_(updater)
def handleNewUpdate(latest):
"""A new update has been found, the Sparkle framework will now take control
and perform user interaction and automatic update on our behalf. Since the
appcast has already been fetched and parsed by the crossplatform code,
Sparkle is actually not used in *full* automatic mode so we have to
short-circuit some of its code and manually call the parts we are
interested in.
This includes:
- manually building a clean dictionary containing the RSS item
corresponding to the latest version of the software and then
creating an SUAppcastItem with this dictionary.
- manually allocating and initializing a driver for the updater. The
driver determines the policy for doing updates (e.g. auto updates,
UI, etc). We use our own driver based on the SUUIBasedUpdateDriver,
which has overrides for a couple of functions to bypass functionality
which we don't implement yet, or if we have extra work that needs to be
done (possibly by calling portable code).
- manually setting ivar updateItem, host, appcastURL into the driver, which
would normally be done by Sparkle internally. Set the driver to be an
ivar of the updater object, which was created at startup. We ask the
bridge to retain these for us, as they would be if they were done by
Sparkle internally. A bit hackish but it is the only way to make the
Sparkle guts happy since we are creating things manually.
- manually creating and calling an SUUpdateAlert object (which we must
retain to prevent it to be automatically released by the Python
garbage collector and therefore cause bad crashes).
- Set the delegate of the alerter to be the driver - which will handle
callbacks in response to state changes in the alerter.
"""
if not _host_supported(latest):
logging.warn("Update available but host system not supported.")
return
# If already running don't bother.
global updater
if updater.updateInProgress():
# Update currently in progress.
return
dictionary = dict()
_transfer(latest, 'title', dictionary)
_transfer(latest, 'pubdate', dictionary, 'pubDate')
_transfer(latest, 'description', dictionary)
_transfer(latest, 'releasenoteslink', dictionary,
'sparkle:releaseNotesLink')
enclosure = latest['enclosures'][0]
suEnclosure = dict()
_transfer(enclosure, 'sparkle:dsaSignature', suEnclosure)
_transfer(enclosure, 'sparkle:md5Sum', suEnclosure)
_transfer(enclosure, 'sparkle:version', suEnclosure)
_transfer(enclosure, 'sparkle:shortVersionString', suEnclosure)
_transfer(enclosure, 'url', suEnclosure)
dictionary['enclosure'] = suEnclosure
suItem = SUAppcastItem.alloc().initWithDictionary_(dictionary)
skipped_version = app.config.get(SUSkippedVersionPref)
if suItem.versionString() == skipped_version:
logging.debug("Skipping update by user request")
else:
host = objc.getInstanceVariable(updater, 'host')
global alerter # keep a reference around
final = app.config.get(prefs.APP_FINAL_RELEASE)
pref = prefs.AUTOUPDATE_URL if final else prefs.AUTOUPDATE_BETA_URL
appcast_url = NSURL.alloc().initWithString_(app.config.get(pref))
alerter = SUUpdateAlert.alloc().initWithAppcastItem_host_(suItem, host)
driver = MiroUpdateDriver.alloc().initWithUpdater_(updater)
objc.setInstanceVariable(driver, 'updateItem', suItem, True)
objc.setInstanceVariable(driver, 'host', host, True)
objc.setInstanceVariable(driver, 'appcastURL', appcast_url, True)
objc.setInstanceVariable(updater, 'driver', driver, True)
alerter.setDelegate_(driver)
alerter.showWindow_(updater)
