def handleKey(self, key):
self.valsLock.acquire()
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
if self._showDetails: pageHeight -= (DETAILS_HEIGHT + 1)
isChanged = self._scroller.handleKey(key, self._entryLines,
pageHeight)
if isChanged: self.redraw(True)
elif uiTools.isSelectionKey(key):
self._showDetails = not self._showDetails
self.redraw(True)
elif key == ord('s') or key == ord('S'):
self.showSortDialog()
elif key == ord('u') or key == ord('U'):
# provides a menu to pick the connection resolver
title = "Resolver Util:"
options = ["auto"] + list(connections.Resolver)
connResolver = connections.getResolver("tor")
currentOverwrite = connResolver.overwriteResolver
if currentOverwrite == None: oldSelection = 0
else: oldSelection = options.index(currentOverwrite)
selection = cli.popups.showMenu(title, options, oldSelection)
# applies new setting
if selection != -1:
selectedOption = options[selection] if selection != 0 else None
connResolver.overwriteResolver = selectedOption
elif key == ord('l') or key == ord('L'):
# provides a menu to pick the primary information we list connections by
title = "List By:"
options = list(entries.ListingType)
# dropping the HOSTNAME listing type until we support displaying that content
options.remove(cli.connections.entries.ListingType.HOSTNAME)
oldSelection = options.index(self.getListingType())
selection = cli.popups.showMenu(title, options, oldSelection)
# applies new setting
if selection != -1: self.setListingType(options[selection])
elif key == ord('d') or key == ord('D'):
# presents popup for raw consensus data
descriptorPopup.showDescriptorPopup(self)
elif (key == ord('c') or key == ord('C')) and self.isClientsAllowed():
countPopup.showCountDialog(countPopup.CountType.CLIENT_LOCALE,
self._clientLocaleUsage)
elif (key == ord('e') or key == ord('E')) and self.isExitsAllowed():
countPopup.showCountDialog(countPopup.CountType.EXIT_PORT,
self._exitPortUsage)
else:
isKeystrokeConsumed = False
self.valsLock.release()
return isKeystrokeConsumed
def handleKey(self, key):
self.valsLock.acquire()
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
if self._showDetails: pageHeight -= (DETAILS_HEIGHT + 1)
isChanged = self._scroller.handleKey(key, self._entryLines, pageHeight)
if isChanged: self.redraw(True)
elif uiTools.isSelectionKey(key):
self._showDetails = not self._showDetails
self.redraw(True)
elif key == ord('s') or key == ord('S'):
self.showSortDialog()
elif key == ord('u') or key == ord('U'):
# provides a menu to pick the connection resolver
title = "Resolver Util:"
options = ["auto"] + connections.Resolver.values()
connResolver = connections.getResolver("tor")
currentOverwrite = connResolver.overwriteResolver
if currentOverwrite == None: oldSelection = 0
else: oldSelection = options.index(currentOverwrite)
selection = cli.popups.showMenu(title, options, oldSelection)
# applies new setting
if selection != -1:
selectedOption = options[selection] if selection != 0 else None
connResolver.overwriteResolver = selectedOption
elif key == ord('l') or key == ord('L'):
# provides a menu to pick the primary information we list connections by
title = "List By:"
options = entries.ListingType.values()
# dropping the HOSTNAME listing type until we support displaying that content
options.remove(cli.connections.entries.ListingType.HOSTNAME)
oldSelection = options.index(self._listingType)
selection = cli.popups.showMenu(title, options, oldSelection)
# applies new setting
if selection != -1: self.setListingType(options[selection])
elif key == ord('d') or key == ord('D'):
# presents popup for raw consensus data
descriptorPopup.showDescriptorPopup(self)
elif (key == ord('c') or key == ord('C')) and self.isClientsAllowed():
countPopup.showCountDialog(countPopup.CountType.CLIENT_LOCALE, self._clientLocaleUsage)
elif (key == ord('e') or key == ord('E')) and self.isExitsAllowed():
countPopup.showCountDialog(countPopup.CountType.EXIT_PORT, self._exitPortUsage)
else: isKeystrokeConsumed = False
self.valsLock.release()
return isKeystrokeConsumed
def handleKey(self, key):
self.valsLock.acquire()
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
detailPanelHeight = self._config["features.config.selectionDetails.height"]
if detailPanelHeight > 0 and detailPanelHeight + 2 <= pageHeight:
pageHeight -= (detailPanelHeight + 1)
isChanged = self.scroller.handleKey(key, self.confContents, pageHeight)
if isChanged: self.redraw(True)
self.valsLock.release()
def handleKey(self, key):
self.valsLock.acquire()
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
detailPanelHeight = self._config[
"features.config.selectionDetails.height"]
if detailPanelHeight > 0 and detailPanelHeight + 2 <= pageHeight:
pageHeight -= (detailPanelHeight + 1)
isChanged = self.scroller.handleKey(key, self.confContents,
pageHeight)
if isChanged: self.redraw(True)
self.valsLock.release()
def handleKey(self, key):
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight, self.lastContentHeight)
if self.scroll != newScroll:
self.valsLock.acquire()
self.scroll = newScroll
self.redraw(True)
self.valsLock.release()
elif key in (ord('u'), ord('U')):
self.valsLock.acquire()
self.showDuplicates = not self.showDuplicates
self.redraw(True)
self.valsLock.release()
elif key == ord('c') or key == ord('C'):
msg = "This will clear the log. Are you sure (c again to confirm)?"
keyPress = popups.showMsg(msg, attr = curses.A_BOLD)
if keyPress in (ord('c'), ord('C')): self.clear()
elif key == ord('f') or key == ord('F'):
# Provides menu to pick regular expression filters or adding new ones:
# for syntax see: http://docs.python.org/library/re.html#regular-expression-syntax
options = ["None"] + self.filterOptions + ["New..."]
oldSelection = 0 if not self.regexFilter else 1
# does all activity under a curses lock to prevent redraws when adding
# new filters
panel.CURSES_LOCK.acquire()
try:
selection = popups.showMenu("Log Filter:", options, oldSelection)
# applies new setting
if selection == 0:
self.setFilter(None)
elif selection == len(options) - 1:
# selected 'New...' option - prompt user to input regular expression
self.showFilterPrompt()
elif selection != -1:
self.makeFilterSelection(self.filterOptions[selection - 1])
finally:
panel.CURSES_LOCK.release()
if len(self.filterOptions) > MAX_REGEX_FILTERS: del self.filterOptions[MAX_REGEX_FILTERS:]
elif key == ord('e') or key == ord('E'):
self.showEventSelectionPrompt()
elif key == ord('a') or key == ord('A'):
self.showSnapshotPrompt()
else: isKeystrokeConsumed = False
return isKeystrokeConsumed
def handleKey(self, key):
isKeystrokeConsumed = True
if uiTools.isSelectionKey(key):
self.prompt()
elif uiTools.isScrollKey(key) and not self.isInputMode:
pageHeight = self.getPreferredSize()[0] - 1
displayLength = len(self.interpretor.getDisplayContents(PROMPT_LINE))
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight, displayLength)
if self.scroll != newScroll:
self.scroll = newScroll
self.redraw(True)
else: isKeystrokeConsumed = False
return isKeystrokeConsumed
def handleKey(self, key):
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight, self.lastContentHeight)
if self.scroll != newScroll:
self.valsLock.acquire()
self.scroll = newScroll
self.redraw(True)
self.valsLock.release()
elif key in (ord('u'), ord('U')):
self.valsLock.acquire()
self.showDuplicates = not self.showDuplicates
self.redraw(True)
self.valsLock.release()
def handleKey(self, key):
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight,
self.lastContentHeight)
if self.scroll != newScroll:
self.valsLock.acquire()
self.scroll = newScroll
self.redraw(True)
self.valsLock.release()
elif key in (ord('u'), ord('U')):
self.valsLock.acquire()
self.showDuplicates = not self.showDuplicates
self.redraw(True)
self.valsLock.release()
def handleKey(self, key):
self.valsLock.acquire()
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight, self._lastContentHeight)
if self.scroll != newScroll:
self.scroll = newScroll
self.redraw(True)
elif key == ord('n') or key == ord('N'):
self.showLineNum = not self.showLineNum
self._lastContentHeightArgs = None
self.redraw(True)
elif key == ord('s') or key == ord('S'):
self.stripComments = not self.stripComments
self._lastContentHeightArgs = None
self.redraw(True)
self.valsLock.release()
def handleKey(self, key):
self.valsLock.acquire()
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight,
self._lastContentHeight)
if self.scroll != newScroll:
self.scroll = newScroll
self.redraw(True)
elif key == ord('n') or key == ord('N'):
self.showLineNum = not self.showLineNum
self._lastContentHeightArgs = None
self.redraw(True)
elif key == ord('s') or key == ord('S'):
self.stripComments = not self.stripComments
self._lastContentHeightArgs = None
self.redraw(True)
self.valsLock.release()
def handleKey(self, key):
# cursor or scroll movement
#if key in (curses.KEY_UP, curses.KEY_DOWN, curses.KEY_PPAGE, curses.KEY_NPAGE):
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
if self.showingDetails: pageHeight -= 8
self.connectionsLock.acquire()
try:
# determines location parameter to use
if self.isCursorEnabled:
try: currentLoc = self.connections.index(self.cursorSelection)
except ValueError: currentLoc = self.cursorLoc # fall back to nearby entry
else: currentLoc = self.scroll
# location offset
if key == curses.KEY_UP: shift = -1
elif key == curses.KEY_DOWN: shift = 1
elif key == curses.KEY_PPAGE: shift = -pageHeight + 1 if self.isCursorEnabled else -pageHeight
elif key == curses.KEY_NPAGE: shift = pageHeight - 1 if self.isCursorEnabled else pageHeight
elif key == curses.KEY_HOME: shift = -currentLoc
elif key == curses.KEY_END: shift = len(self.connections) # always below the lower bound
newLoc = currentLoc + shift
# restricts to valid bounds
maxLoc = len(self.connections) - 1 if self.isCursorEnabled else len(self.connections) - pageHeight
newLoc = max(0, min(newLoc, maxLoc))
# applies to proper parameter
if self.isCursorEnabled and self.connections:
self.cursorSelection, self.cursorLoc = self.connections[newLoc], newLoc
else: self.scroll = newLoc
finally:
self.connectionsLock.release()
elif key == ord('r') or key == ord('R'):
self.allowDNS = not self.allowDNS
if not self.allowDNS: hostnames.setPaused(True)
elif self.listingType == LIST_HOSTNAME: hostnames.setPaused(False)
else: return # skip following redraw
self.redraw(True)
def handleKey(self, key):
self.valsLock.acquire()
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight, self._lastContentHeight)
if self.scroll != newScroll:
self.scroll = newScroll
self.redraw(True)
elif key == ord("n") or key == ord("N"):
self.setLineNumberVisible(not self.showLineNum)
elif key == ord("s") or key == ord("S"):
self.setCommentsVisible(self.stripComments)
elif key == ord("r") or key == ord("R"):
self.reloadTorrc()
else:
isKeystrokeConsumed = False
self.valsLock.release()
return isKeystrokeConsumed
def handleKey(self, key):
self.valsLock.acquire()
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
newScroll = uiTools.getScrollPosition(key, self.scroll, pageHeight,
self._lastContentHeight)
if self.scroll != newScroll:
self.scroll = newScroll
self.redraw(True)
elif key == ord('n') or key == ord('N'):
self.setLineNumberVisible(not self.showLineNum)
elif key == ord('s') or key == ord('S'):
self.setCommentsVisible(self.stripComments)
elif key == ord('r') or key == ord('R'):
self.reloadTorrc()
else:
isKeystrokeConsumed = False
self.valsLock.release()
return isKeystrokeConsumed
def handleKey(self, key):
self.valsLock.acquire()
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
detailPanelHeight = self._config["features.config.selectionDetails.height"]
if detailPanelHeight > 0 and detailPanelHeight + 2 <= pageHeight:
pageHeight -= (detailPanelHeight + 1)
isChanged = self.scroller.handleKey(key, self._getConfigOptions(), pageHeight)
if isChanged: self.redraw(True)
elif uiTools.isSelectionKey(key) and self._getConfigOptions():
# Prompts the user to edit the selected configuration value. The
# interface is locked to prevent updates between setting the value
# and showing any errors.
panel.CURSES_LOCK.acquire()
try:
selection = self.getSelection()
configOption = selection.get(Field.OPTION)
if selection.isUnset(): initialValue = ""
else: initialValue = selection.get(Field.VALUE)
promptMsg = "%s Value (esc to cancel): " % configOption
isPrepopulated = self._config["features.config.prepopulateEditValues"]
newValue = popups.inputPrompt(promptMsg, initialValue if isPrepopulated else "")
if newValue != None and newValue != initialValue:
try:
if selection.get(Field.TYPE) == "Boolean":
# if the value's a boolean then allow for 'true' and 'false' inputs
if newValue.lower() == "true": newValue = "1"
elif newValue.lower() == "false": newValue = "0"
elif selection.get(Field.TYPE) == "LineList":
# setOption accepts list inputs when there's multiple values
newValue = newValue.split(",")
torTools.getConn().setOption(configOption, newValue)
# forces the label to be remade with the new value
selection.labelCache = None
# resets the isDefault flag
customOptions = torConfig.getCustomOptions()
selection.fields[Field.IS_DEFAULT] = not configOption in customOptions
self.redraw(True)
except Exception, exc:
popups.showMsg("%s (press any key)" % exc)
finally:
panel.CURSES_LOCK.release()
elif key == ord('a') or key == ord('A'):
self.showAll = not self.showAll
self.redraw(True)
elif key == ord('s') or key == ord('S'):
self.showSortDialog()
elif key == ord('v') or key == ord('V'):
self.showWriteDialog()
else: isKeystrokeConsumed = False
self.valsLock.release()
return isKeystrokeConsumed
def showConfirmationDialog(torrcContents, torrcLocation):
"""
Shows a confirmation dialog with the given torrc contents, returning CANCEL,
NEXT, or BACK based on the selection.
Arguments:
torrcContents - lines of torrc contents to be presented
torrcLocation - path where the torrc will be placed
"""
torrcLines = torrcContents.split("\n")
options = ["Cancel", "Back to Setup", "Start Tor"]
control = cli.controller.getController()
screenHeight = control.getScreen().getmaxyx()[0]
stickyHeight = sum(
[stickyPanel.getHeight() for stickyPanel in control.getStickyPanels()])
isScrollbarVisible = len(torrcLines) + stickyHeight + 5 > screenHeight
xOffset = 3 if isScrollbarVisible else 0
popup, width, height = cli.popups.init(len(torrcLines) + 5, 84 + xOffset)
if not popup: return False
try:
scroll, selection = 0, 2
curses.cbreak()
while True:
popup.win.erase()
popup.win.box()
# renders the scrollbar
if isScrollbarVisible:
popup.addScrollBar(scroll, scroll + height - 5,
len(torrcLines), 1, height - 4, 1)
# shows the path where the torrc will be placed
titleMsg = "The following will be placed at '%s':" % torrcLocation
popup.addstr(0, 0, titleMsg, curses.A_STANDOUT)
# renders the torrc contents
for i in range(scroll, min(len(torrcLines), height - 5 + scroll)):
# parses the argument and comment from options
option, arg, comment = uiTools.cropStr(torrcLines[i], width -
4 - xOffset), "", ""
div = option.find("#")
if div != -1: option, comment = option[:div], option[div:]
div = option.strip().find(" ")
if div != -1: option, arg = option[:div], option[div:]
drawX = 2 + xOffset
popup.addstr(i + 1 - scroll, drawX, option,
curses.A_BOLD | uiTools.getColor("green"))
drawX += len(option)
popup.addstr(i + 1 - scroll, drawX, arg,
curses.A_BOLD | uiTools.getColor("cyan"))
drawX += len(arg)
popup.addstr(i + 1 - scroll, drawX, comment,
uiTools.getColor("white"))
# divider between the torrc and the options
popup.addch(height - 4, 0, curses.ACS_LTEE)
popup.addch(height - 4, width, curses.ACS_RTEE)
popup.hline(height - 4, 1, width - 1)
if isScrollbarVisible: popup.addch(height - 4, 2, curses.ACS_BTEE)
# renders the selection options
confirmationMsg = "Run tor with the above configuration?"
popup.addstr(height - 3, width - len(confirmationMsg) - 1,
confirmationMsg,
uiTools.getColor("green") | curses.A_BOLD)
drawX = width - 1
for i in range(len(options) - 1, -1, -1):
optionLabel = " %s " % options[i]
drawX -= (len(optionLabel) + 4)
selectionFormat = curses.A_STANDOUT if i == selection else curses.A_NORMAL
popup.addstr(height - 2, drawX, "[", uiTools.getColor("green"))
popup.addstr(
height - 2, drawX + 1, optionLabel,
uiTools.getColor("green") | selectionFormat
| curses.A_BOLD)
popup.addstr(height - 2, drawX + len(optionLabel) + 1, "]",
uiTools.getColor("green"))
drawX -= 1 # space gap between the options
popup.win.refresh()
key = cli.controller.getController().getScreen().getch()
if key == curses.KEY_LEFT:
selection = (selection - 1) % len(options)
elif key == curses.KEY_RIGHT:
selection = (selection + 1) % len(options)
elif uiTools.isScrollKey(key):
scroll = uiTools.getScrollPosition(key, scroll, height - 5,
len(torrcLines))
elif uiTools.isSelectionKey(key):
if selection == 0: return CANCEL
elif selection == 1: return BACK
else: return NEXT
elif key in (27, ord('q'), ord('Q')): return CANCEL
finally:
cli.popups.finalize()
def showDescriptorPopup(connPanel):
"""
Presents consensus descriptor in popup window with the following controls:
Up, Down, Page Up, Page Down - scroll descriptor
Right, Left - next / previous connection
Enter, Space, d, D - close popup
Arguments:
connPanel - connection panel providing the dialog
"""
# hides the title of the connection panel
connPanel.setTitleVisible(False)
connPanel.redraw(True)
control = cli.controller.getController()
panel.CURSES_LOCK.acquire()
isDone = False
try:
while not isDone:
selection = connPanel.getSelection()
if not selection: break
fingerprint = selection.foreign.getFingerprint()
if fingerprint == "UNKNOWN": fingerprint = None
displayText = getDisplayText(fingerprint)
displayColor = cli.connections.connEntry.CATEGORY_COLOR[selection.getType()]
showLineNumber = fingerprint != None
# determines the maximum popup size the displayText can fill
pHeight, pWidth = getPreferredSize(displayText, connPanel.maxX, showLineNumber)
popup, _, height = cli.popups.init(pHeight, pWidth)
if not popup: break
scroll, isChanged = 0, True
try:
while not isDone:
if isChanged:
draw(popup, fingerprint, displayText, displayColor, scroll, showLineNumber)
isChanged = False
key = control.getScreen().getch()
if uiTools.isScrollKey(key):
# TODO: This is a bit buggy in that scrolling is by displayText
# lines rather than the displayed lines, causing issues when
# content wraps. The result is that we can't have a scrollbar and
# can't scroll to the bottom if there's a multi-line being
# displayed. However, trying to correct this introduces a big can
# of worms and after hours decided that this isn't worth the
# effort...
newScroll = uiTools.getScrollPosition(key, scroll, height - 2, len(displayText))
if scroll != newScroll:
scroll, isChanged = newScroll, True
elif uiTools.isSelectionKey(key) or key in (ord('d'), ord('D')):
isDone = True # closes popup
elif key in (curses.KEY_LEFT, curses.KEY_RIGHT):
# navigation - pass on to connPanel and recreate popup
connPanel.handleKey(curses.KEY_UP if key == curses.KEY_LEFT else curses.KEY_DOWN)
break
finally: cli.popups.finalize()
finally:
connPanel.setTitleVisible(True)
connPanel.redraw(True)
panel.CURSES_LOCK.release()
def handleKey(self, key):
self.valsLock.acquire()
isKeystrokeConsumed = True
if uiTools.isScrollKey(key):
pageHeight = self.getPreferredSize()[0] - 1
detailPanelHeight = CONFIG["features.config.selectionDetails.height"]
if detailPanelHeight > 0 and detailPanelHeight + 2 <= pageHeight:
pageHeight -= (detailPanelHeight + 1)
isChanged = self.scroller.handleKey(key, self._getConfigOptions(), pageHeight)
if isChanged: self.redraw(True)
elif uiTools.isSelectionKey(key) and self._getConfigOptions():
# Prompts the user to edit the selected configuration value. The
# interface is locked to prevent updates between setting the value
# and showing any errors.
panel.CURSES_LOCK.acquire()
try:
selection = self.getSelection()
configOption = selection.get(Field.OPTION)
if selection.isUnset(): initialValue = ""
else: initialValue = selection.get(Field.VALUE)
promptMsg = "%s Value (esc to cancel): " % configOption
isPrepopulated = CONFIG["features.config.prepopulateEditValues"]
newValue = popups.inputPrompt(promptMsg, initialValue if isPrepopulated else "")
if newValue != None and newValue != initialValue:
try:
if selection.get(Field.TYPE) == "Boolean":
# if the value's a boolean then allow for 'true' and 'false' inputs
if newValue.lower() == "true": newValue = "1"
elif newValue.lower() == "false": newValue = "0"
elif selection.get(Field.TYPE) == "LineList":
# setOption accepts list inputs when there's multiple values
newValue = newValue.split(",")
torTools.getConn().setOption(configOption, newValue)
# forces the label to be remade with the new value
selection.labelCache = None
# resets the isDefault flag
customOptions = torConfig.getCustomOptions()
selection.fields[Field.IS_DEFAULT] = not configOption in customOptions
self.redraw(True)
except Exception, exc:
popups.showMsg("%s (press any key)" % exc)
finally:
panel.CURSES_LOCK.release()
elif key == ord('a') or key == ord('A'):
self.showAll = not self.showAll
self.redraw(True)
elif key == ord('s') or key == ord('S'):
self.showSortDialog()
elif key == ord('v') or key == ord('V'):
self.showWriteDialog()
else: isKeystrokeConsumed = False
self.valsLock.release()
return isKeystrokeConsumed
def showHelpPopup():
"""
Presents a popup with instructions for the current page's hotkeys. This
returns the user input used to close the popup. If the popup didn't close
properly, this is an arrow, enter, or scroll key then this returns None.
"""
popup, _, height = init(9, 80)
if not popup: return
exitKey = None
try:
control = cli.controller.getController()
pagePanels = control.getDisplayPanels()
# the first page is the only one with multiple panels, and it looks better
# with the log entries first, so reversing the order
pagePanels.reverse()
helpOptions = []
for entry in pagePanels:
helpOptions += entry.getHelp()
# test doing afterward in case of overwriting
popup.win.box()
popup.addstr(0, 0, "Page %i Commands:" % (control.getPage() + 1), curses.A_STANDOUT)
for i in range(len(helpOptions)):
if i / 2 >= height - 2: break
# draws entries in the form '<key>: <description>[ (<selection>)]', for
# instance...
# u: duplicate log entries (hidden)
key, description, selection = helpOptions[i]
if key: description = ": " + description
row = (i / 2) + 1
col = 2 if i % 2 == 0 else 41
popup.addstr(row, col, key, curses.A_BOLD)
col += len(key)
popup.addstr(row, col, description)
col += len(description)
if selection:
popup.addstr(row, col, " (")
popup.addstr(row, col + 2, selection, curses.A_BOLD)
popup.addstr(row, col + 2 + len(selection), ")")
# tells user to press a key if the lower left is unoccupied
if len(helpOptions) < 13 and height == 9:
popup.addstr(7, 2, "Press any key...")
popup.win.refresh()
curses.cbreak()
exitKey = control.getScreen().getch()
finally: finalize()
if not uiTools.isSelectionKey(exitKey) and \
not uiTools.isScrollKey(exitKey) and \
not exitKey in (curses.KEY_LEFT, curses.KEY_RIGHT):
return exitKey
else: return None
def showConfirmationDialog(torrcContents, torrcLocation):
"""
Shows a confirmation dialog with the given torrc contents, returning CANCEL,
NEXT, or BACK based on the selection.
Arguments:
torrcContents - lines of torrc contents to be presented
torrcLocation - path where the torrc will be placed
"""
torrcLines = torrcContents.split("\n")
options = ["Cancel", "Back to Setup", "Start Tor"]
control = cli.controller.getController()
screenHeight = control.getScreen().getmaxyx()[0]
stickyHeight = sum([stickyPanel.getHeight() for stickyPanel in control.getStickyPanels()])
isScrollbarVisible = len(torrcLines) + stickyHeight + 5 > screenHeight
xOffset = 3 if isScrollbarVisible else 0
popup, width, height = cli.popups.init(len(torrcLines) + 5, 84 + xOffset)
if not popup: return False
try:
scroll, selection = 0, 2
curses.cbreak()
while True:
popup.win.erase()
popup.win.box()
# renders the scrollbar
if isScrollbarVisible:
popup.addScrollBar(scroll, scroll + height - 5, len(torrcLines), 1, height - 4, 1)
# shows the path where the torrc will be placed
titleMsg = "The following will be placed at '%s':" % torrcLocation
popup.addstr(0, 0, titleMsg, curses.A_STANDOUT)
# renders the torrc contents
for i in range(scroll, min(len(torrcLines), height - 5 + scroll)):
# parses the argument and comment from options
option, arg, comment = uiTools.cropStr(torrcLines[i], width - 4 - xOffset), "", ""
div = option.find("#")
if div != -1: option, comment = option[:div], option[div:]
div = option.strip().find(" ")
if div != -1: option, arg = option[:div], option[div:]
drawX = 2 + xOffset
popup.addstr(i + 1 - scroll, drawX, option, curses.A_BOLD | uiTools.getColor("green"))
drawX += len(option)
popup.addstr(i + 1 - scroll, drawX, arg, curses.A_BOLD | uiTools.getColor("cyan"))
drawX += len(arg)
popup.addstr(i + 1 - scroll, drawX, comment, uiTools.getColor("white"))
# divider between the torrc and the options
popup.addch(height - 4, 0, curses.ACS_LTEE)
popup.addch(height - 4, width, curses.ACS_RTEE)
popup.hline(height - 4, 1, width - 1)
if isScrollbarVisible: popup.addch(height - 4, 2, curses.ACS_BTEE)
# renders the selection options
confirmationMsg = "Run tor with the above configuration?"
popup.addstr(height - 3, width - len(confirmationMsg) - 1, confirmationMsg, uiTools.getColor("green") | curses.A_BOLD)
drawX = width - 1
for i in range(len(options) - 1, -1, -1):
optionLabel = " %s " % options[i]
drawX -= (len(optionLabel) + 4)
selectionFormat = curses.A_STANDOUT if i == selection else curses.A_NORMAL
popup.addstr(height - 2, drawX, "[", uiTools.getColor("green"))
popup.addstr(height - 2, drawX + 1, optionLabel, uiTools.getColor("green") | selectionFormat | curses.A_BOLD)
popup.addstr(height - 2, drawX + len(optionLabel) + 1, "]", uiTools.getColor("green"))
drawX -= 1 # space gap between the options
popup.win.refresh()
key = cli.controller.getController().getScreen().getch()
if key == curses.KEY_LEFT:
selection = (selection - 1) % len(options)
elif key == curses.KEY_RIGHT:
selection = (selection + 1) % len(options)
elif uiTools.isScrollKey(key):
scroll = uiTools.getScrollPosition(key, scroll, height - 5, len(torrcLines))
elif uiTools.isSelectionKey(key):
if selection == 0: return CANCEL
elif selection == 1: return BACK
else: return NEXT
elif key in (27, ord('q'), ord('Q')): return CANCEL
finally:
cli.popups.finalize()
def showDescriptorPopup(connPanel):
"""
Presents consensus descriptor in popup window with the following controls:
Up, Down, Page Up, Page Down - scroll descriptor
Right, Left - next / previous connection
Enter, Space, d, D - close popup
Arguments:
connPanel - connection panel providing the dialog
"""
# hides the title of the connection panel
connPanel.setTitleVisible(False)
connPanel.redraw(True)
control = cli.controller.getController()
panel.CURSES_LOCK.acquire()
isDone = False
try:
while not isDone:
selection = connPanel.getSelection()
if not selection: break
fingerprint = selection.foreign.getFingerprint()
if fingerprint == "UNKNOWN": fingerprint = None
displayText = getDisplayText(fingerprint)
displayColor = cli.connections.connEntry.CATEGORY_COLOR[
selection.getType()]
showLineNumber = fingerprint != None
# determines the maximum popup size the displayText can fill
pHeight, pWidth = getPreferredSize(displayText, connPanel.maxX,
showLineNumber)
popup, _, height = cli.popups.init(pHeight, pWidth)
if not popup: break
scroll, isChanged = 0, True
try:
while not isDone:
if isChanged:
draw(popup, fingerprint, displayText, displayColor,
scroll, showLineNumber)
isChanged = False
key = control.getScreen().getch()
if uiTools.isScrollKey(key):
# TODO: This is a bit buggy in that scrolling is by displayText
# lines rather than the displayed lines, causing issues when
# content wraps. The result is that we can't have a scrollbar and
# can't scroll to the bottom if there's a multi-line being
# displayed. However, trying to correct this introduces a big can
# of worms and after hours decided that this isn't worth the
# effort...
newScroll = uiTools.getScrollPosition(
key, scroll, height - 2, len(displayText))
if scroll != newScroll:
scroll, isChanged = newScroll, True
elif uiTools.isSelectionKey(key) or key in (ord('d'),
ord('D')):
isDone = True # closes popup
elif key in (curses.KEY_LEFT, curses.KEY_RIGHT):
# navigation - pass on to connPanel and recreate popup
connPanel.handleKey(curses.KEY_UP if key == curses.
KEY_LEFT else curses.KEY_DOWN)
break
finally:
cli.popups.finalize()
finally:
connPanel.setTitleVisible(True)
connPanel.redraw(True)
panel.CURSES_LOCK.release()
