From ffd0b105dc417a792ca15b61c89d16ad0e0fae98 Mon Sep 17 00:00:00 2001
From: Duc <dkle99@yahoo.com>
Date: Fri, 14 Mar 2025 07:24:18 -0700
Subject: [PATCH] Initial check-in

---
 FileZilla_Notifier/filezilla_notifier.sh | 166 +++++++++++++++++++++++
 1 file changed, 166 insertions(+)
 create mode 100644 FileZilla_Notifier/filezilla_notifier.sh

diff --git a/FileZilla_Notifier/filezilla_notifier.sh b/FileZilla_Notifier/filezilla_notifier.sh
new file mode 100644
index 0000000..3f63720
--- /dev/null
+++ b/FileZilla_Notifier/filezilla_notifier.sh
@@ -0,0 +1,166 @@
+#!/bin/bash
+
+function split_string(){
+   local index=0
+   local array
+   local element
+   local re='^( *).*'
+   
+   IFS=";"
+   unset tokens
+   read -ra array <<< "${1}"
+   for element in "${array[@]}"
+   do
+       [[ $element =~ $re ]] && tokens[index]="${element#${BASH_REMATCH[1]}}"
+       #echo "${tokens[$index]}"
+       index=$((index+1))
+   done
+}
+
+function describe_file_size(){
+   local KB;
+   local INDEX
+   unset FILE_SIZE_FORMATTED
+   if [ "${1}" -gt "1023" ]; then
+      KB=$((${1}/1024))
+      
+      #echo "${#1}"
+      STRING_LENGTH=${#KB}
+      STR_LEFT=${KB}
+      while [ ${#STR_LEFT} -gt 3 ]; do
+         INDEX=$((${#STR_LEFT}-3))
+         STR_RIGHT=${STR_LEFT:INDEX:3}
+         STR_LEFT=${STR_LEFT:0:INDEX}
+         
+         if [ -z "${FILE_SIZE_FORMATTED}" ]; then
+            FILE_SIZE_FORMATTED="$STR_RIGHT"
+         else
+            FILE_SIZE_FORMATTED="$STR_RIGHT,$FILE_SIZE_FORMATTED"
+         fi
+         #echo "${FILE_SIZE_FORMATTED}"
+      done
+      FILE_SIZE_FORMATTED="$STR_LEFT,$FILE_SIZE_FORMATTED KB"
+   else
+      FILE_SIZE_FORMATTED="${1} B"
+   fi
+}
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+DOWNLOAD_DIR=/volume1/FileZilla/Download
+
+EMAIL_FILEPATH=${SCRIPT_DIR}/email.txt
+LOG_FILEPATH=${SCRIPT_DIR}/log.txt
+FILES_FILEPATH=${SCRIPT_DIR}/files.txt
+ALIVE_LOG_FILEPATH=${SCRIPT_DIR}/am_i_alive.txt
+
+EMAIL_TO=dkle99@yahoo.com
+EMAIL_FROM=noreply@noreply.com
+
+echo -e "`date`\n" > ${LOG_FILEPATH}
+
+while true; do
+   echo "Last updated on `date` " > ${ALIVE_LOG_FILEPATH}
+   unset FILE_ARRAY_CURRENT
+   unset EMAIL_BODY
+   index=0
+   # get a list of files from the DOWNLOAD directory
+   for entry in "$DOWNLOAD_DIR"/*
+   do
+     if [ -f "$entry" ];then
+       FILE_SIZE=$(stat -c%s "$entry")
+       FILE_ARRAY_CURRENT[index]="$entry; $FILE_SIZE"
+       index=$((index+1))
+     fi
+   done
+   
+   # if file exist
+   if [ -f "${FILES_FILEPATH}" ]; then
+      # read each file info to see if we need to ignore reporting of certain files
+      while read -r line; do
+         split_string "$line"
+         FILE_TOKENS=("${tokens[@]}") # copy array
+         
+         # usually there are only 2 items, file name and size
+         # if there are 3 items, it means this file is to be ignored
+         if [ ${#FILE_TOKENS[@]} == 3 ]; then
+            for (( i=0; i<${#FILE_ARRAY_CURRENT[@]}; i++ ));
+            do
+               split_string "${FILE_ARRAY_CURRENT[$i]}"
+               CURRENT_TOKENS=("${tokens[@]}")   # copy array
+               if [ "${FILE_TOKENS[0]}" == "${CURRENT_TOKENS[0]}" ]; then
+                  FILE_ARRAY_CURRENT[i]="${CURRENT_TOKENS[0]}; ${CURRENT_TOKENS[1]}; ${FILE_TOKENS[2]}"
+               fi
+            done
+         fi
+      done < ${FILES_FILEPATH}
+   fi
+   
+   for (( i=0; i<${#FILE_ARRAY_CURRENT[@]}; i++ ));
+   do
+      #echo "${FILE_ARRAY_CURRENT[$i]}"
+      split_string "${FILE_ARRAY_CURRENT[$i]}"
+      CURRENT_TOKENS=("${tokens[@]}")   # copy array
+      describe_file_size "${CURRENT_TOKENS[1]}"
+      TEXT_FORMATTED="${CURRENT_TOKENS[0]}; ${FILE_SIZE_FORMATTED}"
+      if [ ${#CURRENT_TOKENS[@]} == 3 ]; then
+         TEXT_FORMATTED="${TEXT_FORMATTED}; ${CURRENT_TOKENS[2]}"
+      fi
+      if [ $i == 0 ]; then
+         echo -e "${TEXT_FORMATTED}" > ${FILES_FILEPATH}
+      else
+         echo -e "${TEXT_FORMATTED}" >> ${FILES_FILEPATH}
+      fi
+      #echo "index: $i, value: ${FILE_ARRAY_CURRENT[$i]}"
+   done
+
+   # if FILE_ARRAY_PREVIOUS is set
+   if [ ! -z "${FILE_ARRAY_PREVIOUS}" ]; then
+      for (( i=0; i<${#FILE_ARRAY_CURRENT[@]}; i++ ));
+      do
+         split_string "${FILE_ARRAY_CURRENT[$i]}"
+         CURRENT_TOKENS=("${tokens[@]}")   # copy array
+         
+         # only interested in record with 2 items...
+         # records with 3 items are files that have fully been downloaded
+         if [ ${#CURRENT_TOKENS[@]} == 2 ]; then
+            for (( j=0; j<${#FILE_ARRAY_PREVIOUS[@]}; j++ ));
+            do
+               split_string "${FILE_ARRAY_PREVIOUS[$j]}"
+               PREVIOUS_TOKENS=("${tokens[@]}")   # copy array
+               
+               # compare the file sizes, if they are the same, that means transfer has stopped
+               if [ "${PREVIOUS_TOKENS[0]}" == "${CURRENT_TOKENS[0]}" ] && [ "${PREVIOUS_TOKENS[1]}" == "${CURRENT_TOKENS[1]}" ]; then
+                  if [ -z "${FILE_ARRAY_PREVIOUS}" ]; then
+                     EMAIL_BODY="${PREVIOUS_TOKENS[0]}"
+                  else
+                     EMAIL_BODY="${EMAIL_BODY}\n${PREVIOUS_TOKENS[0]}"
+                  fi
+               fi
+            done
+         fi
+      done
+   fi 
+
+   FILE_ARRAY_PREVIOUS=("${FILE_ARRAY_CURRENT[@]}")    # copy array
+   
+   #if EMAIL_BODY is set
+   if [ ! -z "${EMAIL_BODY}" ]; then
+      echo "To: ${EMAIL_TO} " > ${EMAIL_FILEPATH}
+      echo "From: ${EMAIL_FROM} " >> ${EMAIL_FILEPATH}
+      echo "Subject: FileZilla Download Stopped" >> ${EMAIL_FILEPATH}
+      echo -e "\nThe following files have stopped downloading:\n${EMAIL_BODY}\n" >> ${EMAIL_FILEPATH}
+      email_response=$(ssmtp ${EMAIL_TO} < ${EMAIL_FILEPATH} 2>&1)
+      if [[ "$email_response" == "" ]]; then
+         echo -e "\nEmail Sent Successfully\n"
+      else
+         echo -e "\n\nWARNING -- An error occurred while sending email. The error was: $email_response\n\n"
+      fi
+   fi
+
+   sleep 3600   
+done
+
+
+
+