cleanup
This commit is contained in:
chrys
@ -10,9 +10,6 @@
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#blink = 5 if attr & 1 else 0
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#bold = 1 if attr & 16 else 0
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import difflib
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import re
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import subprocess
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import glob, os
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import termios
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@ -21,8 +18,6 @@ import select
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import dbus
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import fcntl
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from array import array
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import errno
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import sys
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from fenrirscreenreader.utils import screen_utils
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from fcntl import ioctl
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from struct import unpack_from, unpack, pack
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@ -33,7 +28,6 @@ from fenrirscreenreader.core.screenDriver import screenDriver
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class driver(screenDriver):
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def __init__(self):
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screenDriver.__init__(self)
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self.vcsaDevicePath = '/dev/vcsa'
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self.ListSessions = None
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self.charmap = {}
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self.bgColorNames = {0: _('black'), 1: _('blue'), 2: _('green'), 3: _('cyan'), 4: _('red'), 5: _('Magenta'), 6: _('brown/yellow'), 7: _('white')}
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@ -58,32 +52,6 @@ class driver(screenDriver):
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for c in text:
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fcntl.ioctl(fd, termios.TIOCSTI, c)
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def getCurrApplication(self):
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apps = []
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try:
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currScreen = self.env['screen']['newTTY']
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apps = subprocess.Popen('ps -t tty' + currScreen + ' -o comm,tty,stat', shell=True, stdout=subprocess.PIPE).stdout.read().decode()[:-1].split('\n')
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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return
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try:
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for i in apps:
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i = i.upper()
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i = i.split()
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i[0] = i[0]
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i[1] = i[1]
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if '+' in i[2]:
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if i[0] != '':
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if not "GREP" == i[0] and \
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not "SH" == i[0] and \
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not "PS" == i[0]:
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if "TTY"+currScreen in i[1]:
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if self.env['screen']['newApplication'] != i[0]:
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self.env['screen']['newApplication'] = i[0]
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return
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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def getSessionInformation(self):
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try:
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bus = dbus.SystemBus()
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@ -104,7 +72,7 @@ class driver(screenDriver):
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if screen == '':
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self.env['runtime']['debug'].writeDebugOut('No TTY found for session:' + session[4],debug.debugLevel.ERROR)
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return
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if sessionType.upper() == 'X11':
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if sessionType.upper() != 'TTY':
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self.env['screen']['autoIgnoreScreens'].append(screen)
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if screen == self.env['screen']['newTTY'] :
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if self.env['general']['currUser'] != session[2]:
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@ -113,8 +81,8 @@ class driver(screenDriver):
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut('getSessionInformation: Maybe no LoginD:' + str(e),debug.debugLevel.ERROR)
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self.env['screen']['autoIgnoreScreens'] = []
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self.env['runtime']['debug'].writeDebugOut('getSessionInformation:' + str(self.env['screen']['autoIgnoreScreens']) + ' ' + str(self.env['general']) ,debug.debugLevel.INFO)
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#self.env['runtime']['debug'].writeDebugOut('getSessionInformation:' + str(self.env['screen']['autoIgnoreScreens']) + ' ' + str(self.env['general']) ,debug.debugLevel.INFO)
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def updateWatchdog(self,active , eventQueue):
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try:
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vcsa = {}
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@ -148,12 +116,14 @@ class driver(screenDriver):
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except:
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pass
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oldScreen = currScreen
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eventQueue.put({"Type":fenrirEventType.ScreenChanged,"Data":''})
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try:
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vcsa[currScreen].seek(0)
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lastScreenContent = vcsa[currScreen].read()
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except:
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pass
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pass
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eventQueue.put({"Type":fenrirEventType.ScreenChanged,
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"Data":self.createScreenEventData(currScreen,lastScreenContent)
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})
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else:
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self.env['runtime']['debug'].writeDebugOut('ScreenUpdate',debug.debugLevel.INFO)
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vcsa[currScreen].seek(0)
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@ -164,13 +134,35 @@ class driver(screenDriver):
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screenContent = dirtyContent
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if time.time() - timeout >= 0.4:
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break
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time.sleep(0.007)
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time.sleep(0.02)
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vcsa[currScreen].seek(0)
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dirtyContent = vcsa[currScreen].read()
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eventQueue.put({"Type":fenrirEventType.ScreenUpdate,"Data":None})
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eventQueue.put({"Type":fenrirEventType.ScreenUpdate,
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"Data":self.createScreenEventData(currScreen,screenContent)
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})
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut('VCSA:updateWatchdog:' + str(e),debug.debugLevel.ERROR)
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def createScreenEventData(self, screen, content):
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self.updateCharMap(screen)
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eventData = {
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'bytes': content,
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'lines': int( content[0]),
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'columns': int( content[1]),
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'textCursor':
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{
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'x': int( content[2]),
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'y': int( content[3])
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},
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'screen': screen,
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'screenUpdateTime': time.time(),
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}
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encText, encAttr =\
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self.autoDecodeVCSA(content[4:], eventData['lines'], eventData['columns'])
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eventData['text'] = encText
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eventData['attributes'] = encAttr
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return eventData.copy()
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def updateCharMap(self, screen):
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self.charmap = {}
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try:
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@ -271,102 +263,30 @@ class driver(screenDriver):
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def getFenrirFont(self, attribute):
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return _('Default')
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def getFenrirFontSize(self, attribute):
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return _('Default')
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def update(self, trigger='onUpdate'):
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if trigger == 'onInput': # no need for an update on input for VCSA
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return
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newContentBytes = b''
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return _('Default')
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def getCurrApplication(self):
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apps = []
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try:
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# read screen
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vcsa = open(self.vcsaDevicePath + self.env['screen']['newTTY'],'rb',0)
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newContentBytes = vcsa.read()
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vcsa.close()
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if len(newContentBytes) < 5:
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return
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currScreen = self.env['screen']['newTTY']
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apps = subprocess.Popen('ps -t tty' + currScreen + ' -o comm,tty,stat', shell=True, stdout=subprocess.PIPE).stdout.read().decode()[:-1].split('\n')
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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return
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# set new "old" values
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self.env['screen']['oldContentBytes'] = self.env['screen']['newContentBytes']
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self.env['screen']['oldContentText'] = self.env['screen']['newContentText']
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self.env['screen']['oldContentAttrib'] = self.env['screen']['newContentAttrib']
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self.env['screen']['oldCursor'] = self.env['screen']['newCursor'].copy()
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if self.env['screen']['newCursorAttrib']:
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self.env['screen']['oldCursorAttrib'] = self.env['screen']['newCursorAttrib'].copy()
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self.env['screen']['oldDelta'] = self.env['screen']['newDelta']
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self.env['screen']['oldAttribDelta'] = self.env['screen']['newAttribDelta']
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self.env['screen']['oldNegativeDelta'] = self.env['screen']['newNegativeDelta']
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self.env['screen']['newContentBytes'] = newContentBytes
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# get metadata like cursor or screensize
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self.env['screen']['lines'] = int( self.env['screen']['newContentBytes'][0])
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self.env['screen']['columns'] = int( self.env['screen']['newContentBytes'][1])
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self.env['screen']['newCursor']['x'] = int( self.env['screen']['newContentBytes'][2])
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self.env['screen']['newCursor']['y'] = int( self.env['screen']['newContentBytes'][3])
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# analyze content
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self.updateCharMap(str(self.env['screen']['newTTY']))
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self.env['screen']['newContentText'], \
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self.env['screen']['newContentAttrib'] =\
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self.autoDecodeVCSA(self.env['screen']['newContentBytes'][4:], self.env['screen']['lines'], self.env['screen']['columns'])
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if self.env['screen']['newTTY'] != self.env['screen']['oldTTY']:
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self.env['screen']['oldContentBytes'] = b''
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self.env['screen']['oldContentAttrib'] = None
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self.env['screen']['oldContentText'] = ''
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self.env['screen']['oldCursor']['x'] = 0
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self.env['screen']['oldCursor']['y'] = 0
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self.env['screen']['oldDelta'] = ''
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self.env['screen']['oldAttribDelta'] = ''
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self.env['screen']['oldCursorAttrib'] = None
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self.env['screen']['newCursorAttrib'] = None
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self.env['screen']['oldNegativeDelta'] = ''
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# initialize current deltas
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self.env['screen']['newNegativeDelta'] = ''
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self.env['screen']['newDelta'] = ''
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self.env['screen']['newAttribDelta'] = ''
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# changes on the screen
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oldScreenText = re.sub(' +',' ',self.env['runtime']['screenManager'].getWindowAreaInText(self.env['screen']['oldContentText']))
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newScreenText = re.sub(' +',' ',self.env['runtime']['screenManager'].getWindowAreaInText(self.env['screen']['newContentText']))
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typing = False
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if (self.env['screen']['oldContentText'] != self.env['screen']['newContentText']):
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if self.env['screen']['newContentText'] != '' and self.env['screen']['oldContentText'] == '':
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if oldScreenText == '' and\
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newScreenText != '':
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self.env['screen']['newDelta'] = newScreenText
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else:
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cursorLineStart = self.env['screen']['newCursor']['y'] * self.env['screen']['columns'] + self.env['screen']['newCursor']['y']
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cursorLineEnd = cursorLineStart + self.env['screen']['columns']
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if abs(self.env['screen']['oldCursor']['x'] - self.env['screen']['newCursor']['x']) == 1 and \
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self.env['screen']['oldCursor']['y'] == self.env['screen']['newCursor']['y'] and \
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self.env['screen']['newContentText'][:cursorLineStart] == self.env['screen']['oldContentText'][:cursorLineStart] and \
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self.env['screen']['newContentText'][cursorLineEnd:] == self.env['screen']['oldContentText'][cursorLineEnd:]:
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cursorLineStartOffset = cursorLineStart
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cursorLineEndOffset = cursorLineEnd
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#if cursorLineStart < cursorLineStart + self.env['screen']['newCursor']['x'] - 4:
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# cursorLineStartOffset = cursorLineStart + self.env['screen']['newCursor']['x'] - 4
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if cursorLineEnd > cursorLineStart + self.env['screen']['newCursor']['x'] + 3:
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cursorLineEndOffset = cursorLineStart + self.env['screen']['newCursor']['x'] + 3
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oldScreenText = self.env['screen']['oldContentText'][cursorLineStartOffset:cursorLineEndOffset]
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oldScreenText = re.sub(' +',' ',oldScreenText)
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newScreenText = self.env['screen']['newContentText'][cursorLineStartOffset:cursorLineEndOffset]
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newScreenText = re.sub(' +',' ',newScreenText)
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diff = difflib.ndiff(oldScreenText, newScreenText)
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typing = True
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else:
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diff = difflib.ndiff( oldScreenText.split('\n'),\
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newScreenText.split('\n'))
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diffList = list(diff)
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if self.env['runtime']['settingsManager'].getSetting('general', 'newLinePause') and not typing:
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self.env['screen']['newDelta'] = '\n'.join(x[2:] for x in diffList if x[0] == '+')
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else:
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self.env['screen']['newDelta'] = ''.join(x[2:] for x in diffList if x[0] == '+')
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self.env['screen']['newNegativeDelta'] = ''.join(x[2:] for x in diffList if x[0] == '-')
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# track highlighted
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if self.env['screen']['oldContentAttrib'] != self.env['screen']['newContentAttrib']:
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if self.env['runtime']['settingsManager'].getSettingAsBool('focus', 'highlight'):
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self.env['screen']['newAttribDelta'], self.env['screen']['newCursorAttrib'] = screen_utils.trackHighlights(self.env['screen']['oldContentAttrib'], self.env['screen']['newContentAttrib'], self.env['screen']['newContentText'], self.env['screen']['columns'])
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try:
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for i in apps:
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i = i.upper()
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i = i.split()
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i[0] = i[0]
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i[1] = i[1]
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if '+' in i[2]:
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if i[0] != '':
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if not "GREP" == i[0] and \
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not "SH" == i[0] and \
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not "PS" == i[0]:
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if "TTY"+currScreen in i[1]:
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if self.env['screen']['newApplication'] != i[0]:
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self.env['screen']['newApplication'] = i[0]
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return
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except Exception as e:
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self.env['runtime']['debug'].writeDebugOut(str(e),debug.debugLevel.ERROR)
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