from Tools.Directories import pathExists, fileExists, resolveFilename, SCOPE_PLUGINS, SCOPE_CURRENT_PLUGIN, SCOPE_CURRENT_SKIN, SCOPE_METADIR
from Tools.LoadPixmap import LoadPixmap
from Tools.NumericalTextInput import NumericalTextInput
-from enigma import eTimer, quitMainloop, RT_HALIGN_LEFT, RT_VALIGN_CENTER, eListboxPythonMultiContent, eListbox, gFont, getDesktop, ePicLoad, eRCInput, getPrevAsciiCode
+from enigma import eTimer, quitMainloop, RT_HALIGN_LEFT, RT_VALIGN_CENTER, eListboxPythonMultiContent, eListbox, gFont, getDesktop, ePicLoad, eRCInput, getPrevAsciiCode, eEnv
from cPickle import dump, load
from os import path as os_path, system as os_system, unlink, stat, mkdir, popen, makedirs, listdir, access, rename, remove, W_OK, R_OK, F_OK
from time import time, gmtime, strftime, localtime
config.plugins.configurationbackup = ConfigSubsection()
config.plugins.configurationbackup.backuplocation = ConfigText(default = '/media/hdd/', visible_width = 50, fixed_size = False)
-config.plugins.configurationbackup.backupdirs = ConfigLocations(default=['/etc/enigma2/', '/etc/network/interfaces', '/etc/wpa_supplicant.conf', '/etc/resolv.conf', '/etc/default_gw', '/etc/hostname'])
+config.plugins.configurationbackup.backupdirs = ConfigLocations(default=[eEnv.resolve('${sysconfdir}/enigma2/'), '/etc/network/interfaces', '/etc/wpa_supplicant.conf', '/etc/wpa_supplicant.ath0.conf', '/etc/wpa_supplicant.wlan0.conf', '/etc/resolv.conf', '/etc/default_gw', '/etc/hostname'])
-config.plugins.SoftwareManager = ConfigSubsection()
-config.plugins.SoftwareManager.overwriteConfigFiles = ConfigSelection(
+config.plugins.softwaremanager = ConfigSubsection()
+config.plugins.softwaremanager.overwriteConfigFiles = ConfigSelection(
[
("Y", _("Yes, always")),
("N", _("No, never")),
for x in parts:
if not access(x[1], F_OK|R_OK|W_OK) or x[1] == '/':
parts.remove(x)
- for x in parts:
- if x[1].startswith('/autofs/'):
- parts.remove(x)
if len(parts):
self.session.openWithCallback(self.backuplocation_choosen, ChoiceBox, title = _("Please select medium to use as backup location"), list = parts)
elif (currentEntry == "backupfiles"):
def backupfiles_choosen(self, ret):
self.backupdirs = ' '.join( config.plugins.configurationbackup.backupdirs.value )
-
+ config.plugins.configurationbackup.backupdirs.save()
+ config.plugins.configurationbackup.save()
+ config.save()
+
def backuplocation_choosen(self, option):
+ oldpath = config.plugins.configurationbackup.backuplocation.getValue()
if option is not None:
config.plugins.configurationbackup.backuplocation.value = str(option[1])
config.plugins.configurationbackup.backuplocation.save()
config.plugins.configurationbackup.save()
config.save()
- self.createBackupfolders()
+ newpath = config.plugins.configurationbackup.backuplocation.getValue()
+ if newpath != oldpath:
+ self.createBackupfolders()
def runUpgrade(self, result):
if result:
def createSetup(self):
self.list = [ ]
- self.overwriteConfigfilesEntry = getConfigListEntry(_("Overwrite configuration files ?"), config.plugins.SoftwareManager.overwriteConfigFiles)
+ self.overwriteConfigfilesEntry = getConfigListEntry(_("Overwrite configuration files ?"), config.plugins.softwaremanager.overwriteConfigFiles)
self.list.append(self.overwriteConfigfilesEntry)
self["config"].list = self.list
self["config"].l.setSeperation(400)
self.list = []
backupfiles = config.plugins.configurationbackup.backupdirs.value
for entry in backupfiles:
- print entry
self.list.append((entry,))
self['list'].setList(self.list)
self.currentSelectedIndex = None
self.currentSelectedPackage = None
self.saved_currentSelectedPackage = None
+ self.restartRequired = False
self.onShown.append(self.setWindowTitle)
self.onLayoutFinish.append(self.getUpdateInfos)
statuspng = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_PLUGIN, "SystemPlugins/SoftwareManager/upgrade.png"))
self.statuslist.append(( _("Package list update"), '', _("Searching for new installed or removed packages. Please wait..." ),'', '', statuspng, divpng, None, '' ))
elif status == 'error':
+ self["key_green"].setText(_("Continue"))
statuspng = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_PLUGIN, "SystemPlugins/SoftwareManager/remove.png"))
self.statuslist.append(( _("Error"), '', _("There was an error downloading the packetlist. Please try again." ),'', '', statuspng, divpng, None, '' ))
self["list"].style = "default"
def getUpdateInfos(self):
- self.setState('update')
- iSoftwareTools.startSoftwareTools(self.getUpdateInfosCB)
+ if (iSoftwareTools.lastDownloadDate is not None and iSoftwareTools.NetworkConnectionAvailable is False):
+ self.rebuildList()
+ else:
+ self.setState('update')
+ iSoftwareTools.startSoftwareTools(self.getUpdateInfosCB)
def getUpdateInfosCB(self, retval = None):
if retval is not None:
self["status"].setText(_("There are no updates available."))
self.rebuildList()
elif retval is False:
- self.setState('error')
- if iSoftwareTools.NetworkConnectionAvailable:
- self["status"].setText(_("Updatefeed not available."))
+ if iSoftwareTools.lastDownloadDate is None:
+ self.setState('error')
+ if iSoftwareTools.NetworkConnectionAvailable:
+ self["status"].setText(_("Updatefeed not available."))
+ else:
+ self["status"].setText(_("No network connection available."))
else:
- self["status"].setText(_("No network connection available."))
+ iSoftwareTools.lastDownloadDate = time()
+ iSoftwareTools.list_updating = True
+ self.setState('update')
+ iSoftwareTools.getUpdates(self.getUpdateInfosCB)
def rebuildList(self, retval = None):
if self.currentSelectedTag is None:
self["key_green"].setText(_("Uninstall"))
elif current[4] == 'installable':
self["key_green"].setText(_("Install"))
+ if iSoftwareTools.NetworkConnectionAvailable is False:
+ self["key_green"].setText("")
elif current[4] == 'remove':
self["key_green"].setText(_("Undo uninstall"))
elif current[4] == 'install':
self["key_green"].setText(_("Undo install"))
+ if iSoftwareTools.NetworkConnectionAvailable is False:
+ self["key_green"].setText("")
self["key_yellow"].setText(_("View details"))
self["key_blue"].setText("")
if len(self.selectedFiles) == 0 and iSoftwareTools.available_updates is not 0:
if entry[0] == detailsFile:
alreadyinList = True
if not alreadyinList:
- self.selectedFiles.append((detailsFile,current[4],current[3]))
- self.currentSelectedPackage = ((detailsFile,current[4],current[3]))
+ if (iSoftwareTools.NetworkConnectionAvailable is False and current[4] in ('installable','install')):
+ pass
+ else:
+ self.selectedFiles.append((detailsFile,current[4],current[3]))
+ self.currentSelectedPackage = ((detailsFile,current[4],current[3]))
if current[4] == 'installed':
self.list[idx] = self.buildEntryComponent(current[0], current[1], current[2], current[3], 'remove', True)
elif current[4] == 'installable':
- self.list[idx] = self.buildEntryComponent(current[0], current[1], current[2], current[3], 'install', True)
+ if iSoftwareTools.NetworkConnectionAvailable:
+ self.list[idx] = self.buildEntryComponent(current[0], current[1], current[2], current[3], 'install', True)
elif current[4] == 'remove':
self.list[idx] = self.buildEntryComponent(current[0], current[1], current[2], current[3], 'installed', False)
elif current[4] == 'install':
- self.list[idx] = self.buildEntryComponent(current[0], current[1], current[2], current[3], 'installable',False)
+ if iSoftwareTools.NetworkConnectionAvailable:
+ self.list[idx] = self.buildEntryComponent(current[0], current[1], current[2], current[3], 'installable',False)
self["list"].setList(self.list)
self["list"].setIndex(idx)
self["list"].updateList(self.list)
self.selectionChanged()
-
+ elif self.currList == "status":
+ iSoftwareTools.lastDownloadDate = time()
+ iSoftwareTools.list_updating = True
+ self.setState('update')
+ iSoftwareTools.getUpdates(self.getUpdateInfosCB)
+
def handleSelected(self):
current = self["list"].getCurrent()
if current:
name = x[0].strip()
details = x[1].strip()
description = x[2].strip()
+ if description == "":
+ description = "No description available."
packagename = x[3].strip()
selectState = self.getSelectionState(details)
if iSoftwareTools.installed_packetlist.has_key(packagename):
self.package = iSoftwareTools.packageDetails[0]
if self.package[0].has_key("attributes"):
self.attributes = self.package[0]["attributes"]
+ if self.attributes.has_key("needsRestart"):
+ self.restartRequired = True
if self.attributes.has_key("package"):
self.packagefiles = self.attributes["package"]
if plugin[1] == 'installed':
self.close()
def runExecuteFinished(self):
- self.session.openWithCallback(self.ExecuteReboot, MessageBox, _("Install or remove finished.") +" "+_("Do you want to reboot your Dreambox?"), MessageBox.TYPE_YESNO)
-
- def ExecuteReboot(self, result):
- if result is None:
- return
- if result is False:
- self.reloadPluginlist()
+ self.reloadPluginlist()
+ if plugins.restartRequired or self.restartRequired:
+ self.session.openWithCallback(self.ExecuteReboot, MessageBox, _("Install or remove finished.") +" "+_("Do you want to reboot your Dreambox?"), MessageBox.TYPE_YESNO)
+ else:
self.selectedFiles = []
+ self.restartRequired = False
self.detailsClosed(True)
+
+ def ExecuteReboot(self, result):
if result:
quitMainloop(3)
+ else:
+ self.selectedFiles = []
+ self.restartRequired = False
+ self.detailsClosed(True)
def reloadPluginlist(self):
plugins.readPluginList(resolveFilename(SCOPE_PLUGINS))
self.package = self.packageDetails[0]
if self.package[0].has_key("attributes"):
self.attributes = self.package[0]["attributes"]
-
+ self.restartRequired = False
self.cmdList = []
self.oktext = _("\nAfter pressing OK, please wait!")
self.picload = ePicLoad()
self["author"].setText(_("Author: ") + self.author)
self["detailtext"].setText(_(self.description))
if self.pluginstate in ('installable', 'install'):
- self["key_green"].setText(_("Install"))
+ if iSoftwareTools.NetworkConnectionAvailable:
+ self["key_green"].setText(_("Install"))
+ else:
+ self["key_green"].setText("")
else:
self["key_green"].setText(_("Remove"))
if thumbnailUrl is not None:
self.thumbnail = "/tmp/" + thumbnailUrl.split('/')[-1]
print "[PluginDetails] downloading screenshot " + thumbnailUrl + " to " + self.thumbnail
- client.downloadPage(thumbnailUrl,self.thumbnail).addCallback(self.setThumbnail).addErrback(self.fetchFailed)
+ if iSoftwareTools.NetworkConnectionAvailable:
+ client.downloadPage(thumbnailUrl,self.thumbnail).addCallback(self.setThumbnail).addErrback(self.fetchFailed)
+ else:
+ self.setThumbnail(noScreenshot = True)
else:
self.setThumbnail(noScreenshot = True)
def go(self):
if self.attributes.has_key("package"):
self.packagefiles = self.attributes["package"]
+ if self.attributes.has_key("needsRestart"):
+ self.restartRequired = True
self.cmdList = []
if self.pluginstate in ('installed', 'remove'):
if self.packagefiles:
if len(self.cmdList):
self.session.openWithCallback(self.runRemove, MessageBox, _("Do you want to remove the package:\n") + self.pluginname + "\n" + self.oktext)
else:
- if self.packagefiles:
- for package in self.packagefiles[:]:
- self.cmdList.append((IpkgComponent.CMD_INSTALL, { "package": package["name"] }))
- if len(self.cmdList):
- self.session.openWithCallback(self.runUpgrade, MessageBox, _("Do you want to install the package:\n") + self.pluginname + "\n" + self.oktext)
+ if iSoftwareTools.NetworkConnectionAvailable:
+ if self.packagefiles:
+ for package in self.packagefiles[:]:
+ self.cmdList.append((IpkgComponent.CMD_INSTALL, { "package": package["name"] }))
+ if len(self.cmdList):
+ self.session.openWithCallback(self.runUpgrade, MessageBox, _("Do you want to install the package:\n") + self.pluginname + "\n" + self.oktext)
def runUpgrade(self, result):
if result:
self.session.openWithCallback(self.runUpgradeFinished, Ipkg, cmdList = self.cmdList)
def runUpgradeFinished(self):
- self.session.openWithCallback(self.UpgradeReboot, MessageBox, _("Installation finished.") +" "+_("Do you want to reboot your Dreambox?"), MessageBox.TYPE_YESNO)
-
- def UpgradeReboot(self, result):
- if result is None:
- return
- if result is False:
+ self.reloadPluginlist()
+ if plugins.restartRequired or self.restartRequired:
+ self.session.openWithCallback(self.UpgradeReboot, MessageBox, _("Installation finished.") +" "+_("Do you want to reboot your Dreambox?"), MessageBox.TYPE_YESNO)
+ else:
self.close(True)
+ def UpgradeReboot(self, result):
if result:
quitMainloop(3)
+ else:
+ self.close(True)
def runRemove(self, result):
if result:
self.session.openWithCallback(self.runRemoveFinished, Ipkg, cmdList = self.cmdList)
def runRemoveFinished(self):
- self.session.openWithCallback(self.RemoveReboot, MessageBox, _("Remove finished.") +" "+_("Do you want to reboot your Dreambox?"), MessageBox.TYPE_YESNO)
-
- def RemoveReboot(self, result):
- if result is None:
- return
- if result is False:
- self.close(True)
- if result:
- quitMainloop(3)
+ self.close(True)
def reloadPluginlist(self):
plugins.readPluginList(resolveFilename(SCOPE_PLUGINS))
<widget name="activityslider" position="0,0" size="550,5" />
<widget name="slider" position="0,150" size="550,30" />
<widget source="package" render="Label" position="10,30" size="540,20" font="Regular;18" halign="center" valign="center" backgroundColor="#25062748" transparent="1" />
- <widget source="status" render="Label" position="10,60" size="540,45" font="Regular;20" halign="center" valign="center" backgroundColor="#25062748" transparent="1" />
+ <widget source="status" render="Label" position="10,180" size="540,100" font="Regular;20" halign="center" valign="center" backgroundColor="#25062748" transparent="1" />
</screen>"""
def __init__(self, session, args = None):
self["slider"] = self.slider
self.activityslider = Slider(0, 100)
self["activityslider"] = self.activityslider
- self.status = StaticText(_("Upgrading Dreambox... Please wait"))
+ self.status = StaticText(_("Please wait..."))
self["status"] = self.status
- self.package = StaticText()
+ self.package = StaticText(_("Verifying your internet connection..."))
self["package"] = self.package
self.oktext = _("Press OK on your remote control to continue.")
self.activity = 0
self.activityTimer = eTimer()
self.activityTimer.callback.append(self.doActivityTimer)
- self.activityTimer.start(100, False)
self.ipkg = IpkgComponent()
self.ipkg.addCallback(self.ipkgCallback)
- self.updating = True
- self.package.setText(_("Package list update"))
- self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
+ self.updating = False
self["actions"] = ActionMap(["WizardActions"],
{
"ok": self.exit,
"back": self.exit
}, -1)
+
+ iNetwork.checkNetworkState(self.checkNetworkCB)
+ self.onClose.append(self.cleanup)
+
+ def cleanup(self):
+ iNetwork.stopPingConsole()
+
+ def checkNetworkCB(self,data):
+ if data is not None:
+ if data <= 2:
+ self.updating = True
+ self.activityTimer.start(100, False)
+ self.package.setText(_("Package list update"))
+ self.status.setText(_("Upgrading Dreambox... Please wait"))
+ self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
+ else:
+ self.package.setText(_("Your network is not working. Please try again."))
+ self.status.setText(self.oktext)
def doActivityTimer(self):
self.activity += 1
self.status.setText(_("Configuring"))
elif event == IpkgComponent.EVENT_MODIFIED:
- if config.plugins.SoftwareManager.overwriteConfigFiles.value in ("N", "Y"):
- self.ipkg.write(True and config.plugins.SoftwareManager.overwriteConfigFiles.value)
+ if config.plugins.softwaremanager.overwriteConfigFiles.value in ("N", "Y"):
+ self.ipkg.write(True and config.plugins.softwaremanager.overwriteConfigFiles.value)
else:
self.session.openWithCallback(
self.modificationCallback,
self.activityTimer.stop()
self.activityslider.setValue(0)
- self.package.setText("")
- self.status.setText(_("Done - Installed or upgraded %d packages") % self.packages + "\n\n" + self.oktext)
+ self.package.setText(_("Done - Installed or upgraded %d packages") % self.packages)
+ self.status.setText(self.oktext)
else:
self.activityTimer.stop()
self.activityslider.setValue(0)
self.session.openWithCallback(self.exitAnswer, MessageBox, _("Upgrade finished.") +" "+_("Do you want to reboot your Dreambox?"))
else:
self.close()
+ else:
+ if not self.updating:
+ self.close()
def exitAnswer(self, result):
if result is not None and result:
def fill_list(self):
self.flist = []
- self.path = '/etc/ipkg/'
+ self.path = '/etc/opkg/'
if (os_path.exists(self.path) == False):
self.entry = False
return
self.list_updating = True
self.packetlist = []
self.installed_packetlist = {}
+ self.upgradeable_packages = {}
self.Console = Console()
self.cmdList = []
self.cachelist = []
self.cache_ttl = 86400 #600 is default, 0 disables, Seconds cache is considered valid (24h should be ok for caching ipkgs)
- self.cache_file = '/usr/lib/enigma2/python/Plugins/SystemPlugins/SoftwareManager/packetmanager.cache' #Path to cache directory
+ self.cache_file = eEnv.resolve('${libdir}/enigma2/python/Plugins/SystemPlugins/SoftwareManager/packetmanager.cache') #Path to cache directory
self.oktext = _("\nAfter pressing OK, please wait!")
self.unwanted_extensions = ('-dbg', '-dev', '-doc', 'busybox')
self.list_updating = False
if not self.Console:
self.Console = Console()
- cmd = "ipkg list"
+ cmd = "opkg list"
self.Console.ePopen(cmd, self.IpkgList_Finished)
#print event, "-", param
pass
def IpkgList_Finished(self, result, retval, extra_args = None):
if result:
self.packetlist = []
+ last_name = ""
for x in result.splitlines():
- tokens = x.split(' - ') #self.blacklisted_packages
+ tokens = x.split(' - ')
name = tokens[0].strip()
if not any(name.endswith(x) for x in self.unwanted_extensions):
l = len(tokens)
version = l > 1 and tokens[1].strip() or ""
descr = l > 2 and tokens[2].strip() or ""
+ if name == last_name:
+ continue
+ last_name = name
self.packetlist.append([name, version, descr])
+
if not self.Console:
self.Console = Console()
- cmd = "ipkg list_installed"
+ cmd = "opkg list-installed"
self.Console.ePopen(cmd, self.IpkgListInstalled_Finished)
def IpkgListInstalled_Finished(self, result, retval, extra_args = None):
if result:
self.installed_packetlist = {}
for x in result.splitlines():
- tokens = x.split(' - ') #self.blacklisted_packages
+ tokens = x.split(' - ')
name = tokens[0].strip()
if not any(name.endswith(x) for x in self.unwanted_extensions):
l = len(tokens)
version = l > 1 and tokens[1].strip() or ""
self.installed_packetlist[name] = version
- self.buildPacketList()
+ if not self.Console:
+ self.Console = Console()
+ cmd = "opkg list-upgradable"
+ self.Console.ePopen(cmd, self.OpkgListUpgradeable_Finished)
+ def OpkgListUpgradeable_Finished(self, result, retval, extra_args = None):
+ if result:
+ self.upgradeable_packages = {}
+ for x in result.splitlines():
+ tokens = x.split(' - ')
+ name = tokens[0].strip()
+ if not any(name.endswith(x) for x in self.unwanted_extensions):
+ l = len(tokens)
+ version = l > 2 and tokens[2].strip() or ""
+ self.upgradeable_packages[name] = version
+ self.buildPacketList()
+
def buildEntryComponent(self, name, version, description, state):
divpng = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/div-h.png"))
+ if description == "":
+ description = "No description available."
if state == 'installed':
installedpng = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_PLUGIN, "SystemPlugins/SoftwareManager/installed.png"))
- return((name, version, description, state, installedpng, divpng))
+ return((name, version, _(description), state, installedpng, divpng))
elif state == 'upgradeable':
upgradeablepng = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_PLUGIN, "SystemPlugins/SoftwareManager/upgradeable.png"))
- return((name, version, description, state, upgradeablepng, divpng))
+ return((name, version, _(description), state, upgradeablepng, divpng))
else:
installablepng = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_PLUGIN, "SystemPlugins/SoftwareManager/installable.png"))
- return((name, version, description, state, installablepng, divpng))
+ return((name, version, _(description), state, installablepng, divpng))
def buildPacketList(self):
self.list = []
self.cachelist = []
-
if self.cache_ttl > 0 and self.vc != 0:
print 'Loading packagelist cache from ',self.cache_file
try:
print 'rebuilding fresh package list'
for x in self.packetlist:
status = ""
- if self.installed_packetlist.has_key(x[0].strip()):
- if self.installed_packetlist[x[0].strip()] == x[1].strip():
- status = "installed"
- self.list.append(self.buildEntryComponent(x[0].strip(), x[1].strip(), x[2].strip(), status))
- else:
+ if self.installed_packetlist.has_key(x[0]):
+ if self.upgradeable_packages.has_key(x[0]):
status = "upgradeable"
- self.list.append(self.buildEntryComponent(x[0].strip(), x[1].strip(), x[2].strip(), status))
+ else:
+ status = "installed"
else:
status = "installable"
- self.list.append(self.buildEntryComponent(x[0].strip(), x[1].strip(), x[2].strip(), status))
- if not any(x[0].strip().endswith(x) for x in self.unwanted_extensions):
- self.cachelist.append([x[0].strip(), x[1].strip(), x[2].strip(), status])
+ self.list.append(self.buildEntryComponent(x[0], x[1], x[2], status))
+ self.cachelist.append([x[0], x[1], x[2], status])
write_cache(self.cache_file, self.cachelist)
self['list'].setList(self.list)
def reloadPluginlist(self):
plugins.readPluginList(resolveFilename(SCOPE_PLUGINS))
+
class IpkgInstaller(Screen):
skin = """
<screen name="IpkgInstaller" position="center,center" size="550,450" title="Install extensions" >
global plugin_path
plugin_path = path
list = [
- PluginDescriptor(name=_("Software management"), description=_("Manage your receiver's software"), where = PluginDescriptor.WHERE_MENU, fnc=startSetup),
- PluginDescriptor(name=_("Ipkg"), where = PluginDescriptor.WHERE_FILESCAN, fnc = filescan)
+ PluginDescriptor(name=_("Software management"), description=_("Manage your receiver's software"), where = PluginDescriptor.WHERE_MENU, needsRestart = False, fnc=startSetup),
+ PluginDescriptor(name=_("Ipkg"), where = PluginDescriptor.WHERE_FILESCAN, needsRestart = False, fnc = filescan)
]
if config.usage.setup_level.index >= 2: # expert+
- list.append(PluginDescriptor(name=_("Software management"), description=_("Manage your receiver's software"), where = PluginDescriptor.WHERE_EXTENSIONSMENU, fnc=UpgradeMain))
+ list.append(PluginDescriptor(name=_("Software management"), description=_("Manage your receiver's software"), where = PluginDescriptor.WHERE_EXTENSIONSMENU, needsRestart = False, fnc=UpgradeMain))
return list
git.cweiske.de / enigma2.git / blobdiff