A Script to change Web Pages Permission Recursively
function setpermission() {                                                                                                          
                                                                                                                                    
  local FPATH="$1"                                                                                                                  
  local DIR="${FPATH%/*}"                                                                                                           
  local FILE="${FPATH##*/}"                                                                                                         
  local BASE="${FILE%%.*}"                                                                                                          
  local EXT="${FILE#*.}"                                                                                                            
                                                                                                                                    
  # for directories                                                                                                                 
  if [ -d $1 ]; then                                                                                                                
    PERM="711"                                                                                                                      
  # just read only                                                                                                                  
  else if [ "$EXT" == "php" ]; then                                                                                                 
    PERM="644"                                                                                                                      
  # need to be read and executlabe                                                                                                  
  else if [ "$EXT" == "cgi" ]; then                                                                                                 
    PERM="755"                                                                                                                      
  # just read only                                                                                                                  
  else if [ "$EXT" == "html" ]; then                                                                                                
    PERM="644"                                                                                                                      
  else                                                                                                                              
    PERM="555"                                                                                                                      
  fi fi fi fi                                                                                                                       
                                                                                                                                    
  chmod $PERM $1                                                                                                                    
  echo "$1 => $PERM"                                                                                                                
                                                                                                                                    
}                                                             
function lsrecurse() {                                                                                                              
  local FPATH=$1                                                                                                                    
  for FILE in `ls`; do                                                                                                              
    if [ -d $FILE ]; then                                                                                                           
      cd $FILE                                                                                                                      
      lsrecurse "$FPATH/$FILE"                                                                                                      
      cd ..                                                                                                                         
    else                                                                                                                            
      echo "$FPATH/$FILE"                                                                                                           
    fi                                                                                                                              
                                                                                                                                    
  done                                                                                                                              
                                                                                                                                    
}                                                                                                                                   
function main() {                                                                                                                   
  CURRENT_DIR=`pwd`                                                                                                                 
  FILELIST=`lsrecurse $CURRENT_DIR`                                                                                                 
  for FILE in $FILELIST; do                                                                                                         
    setpermission "$FILE"                                                                                                           
  done                                                                                                                              
}                                                                                                                                   
                                                                                                                                    
main