#!/bin/bash
##########################################################################
# Script		  :	Patch Policy
# Autor       : Andreas Vogel NEXT Enterprise GmbH
# Quelle  		  :	https://github.com/IBM/mac-ibm-notifications
##########################################################################
################ Clean up ################################################
if [ -f "/tmp/xsltTemplate.xsl" ]; then
  rm -rf "/tmp/xsltTemplate.xsl"
fi

if [ -f "/tmp/fileName.xml" ]; then
  rm -rf "/tmp/fileName.xml"
fi

if [ -f "/tmp/updates.xml" ]; then
  rm -rf "/tmp/updates.xml"
fi

################ Varialen ################################################
CurrentUser=$(/usr/sbin/scutil <<< "show State:/Users/ConsoleUser" | /usr/bin/awk -F': ' '/[[:space:]]+Name[[:space:]]:/ { if ( $2 != "loginwindow" ) { print $2 }}')
RealName=$(dscl . read /Users/$CurrentUser RealName | tail -n1)
Language=$(/usr/libexec/PlistBuddy -c 'print AppleLanguages:0' "/Users/${CurrentUser}/Library/Preferences/.GlobalPreferences.plist")
if [[ $Language = de* ]]; then
  UserLanguage="de"
else
  UserLanguage="en"
fi


JSSURL="${4}"
User=$(echo "${5}" | base64 --decode)
UDID=$(system_profiler SPHardwareDataType | grep UUID | awk '" " { print $NF }')

xsltFile="/tmp/xsltTemplate.xsl"
xmlFile="/tmp/fileName.xml"
xmlupdates="/tmp/updates.xml"

  
# Writes out an xslt form
/bin/cat <<EOF > "$xsltFile"
<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="text"/>
<xsl:template match="/">
<xsl:for-each select="computer_management/policies/policy">
<xsl:value-of select="id"/>
<xsl:text> </xsl:text>
<xsl:value-of select="name"/>
<xsl:text> </xsl:text>
<xsl:value-of select="triggers"/>
<xsl:text> </xsl:text>
<xsl:text>&#xa;</xsl:text>
</xsl:for-each>
</xsl:template>
</xsl:stylesheet>
EOF


/usr/bin/curl -u $User --tlsv1.2 -H "Accept: application/xml" "$JSSURL/computermanagement/udid/$UDID/subset/policies" | xsltproc "$xsltFile" - > $xmlFile

Update_Count=$(grep -c "patch_app_updates" "$xmlFile")
sed '/patch_app_updates/!d' $xmlFile > $xmlupdates
IDs=($(awk '{ print $1 }' $xmlupdates))

##########################################################################
################ Customized Notifier #####################################
##########################################################################
COUNTER=0
Percent=0
Update_Count_Percent=$((Update_Count + 1))
max_counter_read=$((100/Update_Count_Percent))
max_percent=$((max_counter_read * Update_Count_Percent))
max_calculate=$((100 - max_counter_read * Update_Count_Percent))


################ Message #################################################
if [[ "$Update_Count" -eq 1 ]]; then
  Plural_en=" "
  Plural_de=" "
elif [[ "$Update_Count" -gt 1 ]]; then
  Plural_en="s " 
  Plural_de="s "
else
  echo "no patches found, exiting"
  exit 0
fi

Plural=Plural_${UserLanguage}
Notifier_Path="/Applications/IBM Notifier.app/Contents/MacOS/IBM Notifier"
Type_Message="popup"
Icon_Path="/Library/Application Support/Next Enterprise/Next_logo_48x48.png"

Bar_Title_Message_en="Update${!Plural}Available"
Title__Message_en="Software Update${!Plural}Available"
Description_Message_en="Hello ${RealName} \n You have ${Update_Count} update${!Plural}available in the Self Service."
Button_1_Message_en="Update"
Button_2_Message_en="Cancel"

Bar_Title_Message_de="Update${!Plural}verfügbar"
Title__Message_de="Software Update${!Plural}verfügbar"
Description_Message_de="Hallo ${RealName} \n Es sind ${Update_Count} update${!Plural}im Self Service Verfügung."
Button_1_Message_de="Update"
Button_2_Message_de="Abbrechen"

Bar_Title_Message=Bar_Title_Message_${UserLanguage}
Title_Message=Title__Message_${UserLanguage}
Description_Message=Description_Message_${UserLanguage}
Button_1_Message=Button_1_Message_${UserLanguage}
Button_2_Message=Button_2_Message_${UserLanguage}


################ Progress ################################################
Type_Progress="popup"
ACCESSORYTYPE="progressbar"
Bar_Title_Progress_en="Update"
Title_Progress_en="Updating the old app${!Plural}"
Description_Progress_en="The update process is in progress. Please wait until all updates have been installed. The process is completely automatic. Please do not restart the device while the message is displayed."
ACCESSORYPAYLOAD_en="/percent 0"
Update_Inventory_Message_en="Updating Inventory......"
Update_Steps_en="Step"
Count_Steps_en="of"
Update_Progress_Message_en="Update"



Bar_Title_Progress_de="Update"
Title_Progress_de="Aktualisierung der alten App${!Plural}"
Description_Progress_de="Der Aktualisierungsvorgang ist in Arbeit. Bitte warte, bis alle Updates installiert worden sind. Der Vorgang läuft vollständig automatisch ab. Bitte starte das Gerät während die Meldung angezeigt wird, nicht neu."
ACCESSORYPAYLOAD_de="/percent 0"
Update_Inventory_Message_de="Aktualisierung des Bestandsverzeichnisses....."
Update_Steps_de="Schritt"
Count_Steps_de="von"
Update_Progress_Message_de="Aktualisiere"

if [[ "$Update_Count" -eq 1 ]]; then
  Final_Massage_en="The update has been installed. Thanks for the patience."
  Final_Massage_de="Das Update wurde installiert. Danke für die Geduld."
else
  Final_Massage_en="All updates have been installed. Thanks for the patience."
  Final_Massage_de="Alle Updates wurden installiert. Danke für die Geduld."
fi



Update_Inventory_Message=Update_Inventory_Message_${UserLanguage}
Bar_Title_Progress=Bar_Title_Progress_${UserLanguage}
Title_Progress=Title_Progress_${UserLanguage}
Description_Progress=Description_Progress_${UserLanguage}
ACCESSORYPAYLOAD=ACCESSORYPAYLOAD_${UserLanguage}
Update_Steps=Update_Steps_${UserLanguage}
Count_Steps=Count_Steps_${UserLanguage}
Update_Progress_Message=Update_Progress_Message_${UserLanguage}
Final_Massage=Final_Massage_${UserLanguage}

################ Function ################################################
policy_progress() {
  pipe_name="pbnota"
  # FIFO creation and setup process for updating the progress bar
  find /private/tmp -name "$pipe_name" -delete
  mkfifo /private/tmp/${pipe_name}
  exec 5<> /private/tmp/${pipe_name}
  
  # IBM Notifier Progress Bar configuration
  sudo -u "${CurrentUser}" "${Notifier_Path}" \
  -type "${Type_Progress}" \
  -title "${!Title_Progress}" \
  -bar_title "${!Bar_Title_Progress}" \
  -subtitle "${!Description_Progress}" \
  -icon_path "${Icon_Path}" \
  -accessory_view_type "${ACCESSORYTYPE}" \
  -always_on_top \
  -accessory_view_payload "${!ACCESSORYPAYLOAD}" < /private/tmp/${pipe_name} &
  

  until [[ "$COUNTER" -ge $Update_Count ]]; do
      for i in ${IDs[@]}
        do
          
          let COUNTER++
          
          counter_read=$((100/Update_Count_Percent))
          Percent=$((Percent + counter_read))
          
          PolicyName=$(/usr/bin/curl -u $User --tlsv1.2 -H "Accept: application/xml" "$JSSURL/policies/id/$i" | xmllint --xpath '/policy/general/name/text()' - 2>/dev/null)
          
          echo "/percent $Percent /bottom_message ${!Update_Steps} $COUNTER ${!Count_Steps} $Update_Count     ${!Update_Progress_Message}: $PolicyName" >&5
          jamf policy -id $i -forceNoRecon
      done
    Percent=$((Percent + counter_read + max_calculate))
    echo "/percent $Percent /bottom_message ${!Final_Massage} ">&5
  done
  
  exec 3>&-
  find /private/tmp -name ${pipe_name} -delete
  
}
  
################ Checking the available updates ##########################
ButtonClicked=$("sudo" "-u" "${CurrentUser}" "${Notifier_Path}" "-type" "${Type_Message}" "-bar_title" "${!Bar_Title_Message}" "-title" "${!Title_Message}" "-subtitle" "${!Description_Message}" "-icon_path" "${Icon_Path}" "-always_on_top" "-main_button_label" "${!Button_1_Message}"; echo $?)


echo $ButtonClicked
if [[ "$ButtonClicked" -eq 0 ]]; then
    policy_progress
fi