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dropbox_uploader.sh
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dropbox_uploader.sh
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#!/usr/bin/env bash
#
# Dropbox Uploader
#
# Copyright (C) 2010-2021 Andrea Fabrizi <[email protected]>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
#Default configuration file
CONFIG_FILE=~/.dropbox_uploader
#Default chunk size in Mb for the upload process
#It is recommended to increase this value only if you have enough free space on your /tmp partition
#Lower values may increase the number of http requests
CHUNK_SIZE=50
#Curl location
#If not set, curl will be searched into the $PATH
#CURL_BIN="/usr/bin/curl"
#Default values
TMP_DIR="/tmp"
DEBUG=0
QUIET=0
SHOW_PROGRESSBAR=0
SKIP_EXISTING_FILES=0
ERROR_STATUS=0
EXCLUDE=()
#Don't edit these...
API_OAUTH_TOKEN="https://api.dropbox.com/oauth2/token"
API_OAUTH_AUTHORIZE="https://www.dropbox.com/oauth2/authorize"
API_LONGPOLL_FOLDER="https://notify.dropboxapi.com/2/files/list_folder/longpoll"
API_CHUNKED_UPLOAD_START_URL="https://content.dropboxapi.com/2/files/upload_session/start"
API_CHUNKED_UPLOAD_FINISH_URL="https://content.dropboxapi.com/2/files/upload_session/finish"
API_CHUNKED_UPLOAD_APPEND_URL="https://content.dropboxapi.com/2/files/upload_session/append_v2"
API_UPLOAD_URL="https://content.dropboxapi.com/2/files/upload"
API_DOWNLOAD_URL="https://content.dropboxapi.com/2/files/download"
API_DELETE_URL="https://api.dropboxapi.com/2/files/delete"
API_MOVE_URL="https://api.dropboxapi.com/2/files/move"
API_COPY_URL="https://api.dropboxapi.com/2/files/copy"
API_METADATA_URL="https://api.dropboxapi.com/2/files/get_metadata"
API_LIST_FOLDER_URL="https://api.dropboxapi.com/2/files/list_folder"
API_LIST_FOLDER_CONTINUE_URL="https://api.dropboxapi.com/2/files/list_folder/continue"
API_ACCOUNT_INFO_URL="https://api.dropboxapi.com/2/users/get_current_account"
API_ACCOUNT_SPACE_URL="https://api.dropboxapi.com/2/users/get_space_usage"
API_MKDIR_URL="https://api.dropboxapi.com/2/files/create_folder"
API_SHARE_URL="https://api.dropboxapi.com/2/sharing/create_shared_link_with_settings"
API_SHARE_LIST="https://api.dropboxapi.com/2/sharing/list_shared_links"
API_SAVEURL_URL="https://api.dropboxapi.com/2/files/save_url"
API_SAVEURL_JOBSTATUS_URL="https://api.dropboxapi.com/2/files/save_url/check_job_status"
API_SEARCH_URL="https://api.dropboxapi.com/2/files/search"
APP_CREATE_URL="https://www.dropbox.com/developers/apps"
RESPONSE_FILE="$TMP_DIR/du_resp_$RANDOM"
CHUNK_FILE="$TMP_DIR/du_chunk_$RANDOM"
TEMP_FILE="$TMP_DIR/du_tmp_$RANDOM"
AUTH_ACCESS_TOKEN_EXPIRE="0"
BIN_DEPS="sed basename date grep stat dd mkdir"
VERSION="1.0"
umask 077
#Check the shell
if [ -z "$BASH_VERSION" ]; then
echo -e "Error: this script requires the BASH shell!"
exit 1
fi
shopt -s nullglob #Bash allows filename patterns which match no files to expand to a null string, rather than themselves
shopt -s dotglob #Bash includes filenames beginning with a "." in the results of filename expansion
#Check temp folder
if [[ ! -d "$TMP_DIR" ]]; then
echo -e "Error: the temporary folder $TMP_DIR doesn't exists!"
echo -e "Please edit this script and set the TMP_DIR variable to a valid temporary folder to use."
exit 1
fi
#Look for optional config file parameter
while getopts ":qpskdhf:x:" opt; do
case $opt in
f)
CONFIG_FILE=$OPTARG
;;
d)
DEBUG=1
;;
q)
QUIET=1
;;
p)
SHOW_PROGRESSBAR=1
;;
k)
CURL_ACCEPT_CERTIFICATES="-k"
;;
s)
SKIP_EXISTING_FILES=1
;;
h)
HUMAN_READABLE_SIZE=1
;;
x)
EXCLUDE+=( $OPTARG )
;;
\?)
echo "Invalid option: -$OPTARG" >&2
exit 1
;;
:)
echo "Option -$OPTARG requires an argument." >&2
exit 1
;;
esac
done
if [[ $DEBUG != 0 ]]; then
echo $VERSION
uname -a 2> /dev/null
cat /etc/issue 2> /dev/null
set -x
RESPONSE_FILE="$TMP_DIR/du_resp_debug"
fi
if [[ $CURL_BIN == "" ]]; then
BIN_DEPS="$BIN_DEPS curl"
CURL_BIN="curl"
fi
#Dependencies check
which $BIN_DEPS > /dev/null
if [[ $? != 0 ]]; then
for i in $BIN_DEPS; do
which $i > /dev/null ||
NOT_FOUND="$i $NOT_FOUND"
done
echo -e "Error: Required program could not be found: $NOT_FOUND"
exit 1
fi
#Check if readlink is installed and supports the -m option
#It's not necessary, so no problem if it's not installed
which readlink > /dev/null
if [[ $? == 0 && $(readlink -m "//test" 2> /dev/null) == "/test" ]]; then
HAVE_READLINK=1
else
HAVE_READLINK=0
fi
#Forcing to use the builtin printf, if it's present, because it's better
#otherwise the external printf program will be used
#Note that the external printf command can cause character encoding issues!
builtin printf "" 2> /dev/null
if [[ $? == 0 ]]; then
PRINTF="builtin printf"
PRINTF_OPT="-v o"
else
PRINTF=$(which printf)
if [[ $? != 0 ]]; then
echo -e "Error: Required program could not be found: printf"
fi
PRINTF_OPT=""
fi
#Print the message based on $QUIET variable
function print
{
if [[ $QUIET == 0 ]]; then
echo -ne "$1";
fi
}
#Returns unix timestamp
function utime
{
date '+%s'
}
#Remove temporary files
function remove_temp_files
{
if [[ $DEBUG == 0 ]]; then
rm -fr "$RESPONSE_FILE"
rm -fr "$CHUNK_FILE"
rm -fr "$TEMP_FILE"
fi
}
#Converts bytes to human readable format
function convert_bytes
{
if [[ $HUMAN_READABLE_SIZE == 1 && "$1" != "" ]]; then
if (($1 > 1073741824));then
echo $(($1/1073741824)).$(($1%1073741824/100000000))"G";
elif (($1 > 1048576));then
echo $(($1/1048576)).$(($1%1048576/100000))"M";
elif (($1 > 1024));then
echo $(($1/1024)).$(($1%1024/100))"K";
else
echo $1;
fi
else
echo $1;
fi
}
#Returns the file size in bytes
function file_size
{
#Generic GNU
SIZE=$(stat --format="%s" "$1" 2> /dev/null)
if [ $? -eq 0 ]; then
echo $SIZE
return
fi
#Some embedded linux devices
SIZE=$(stat -c "%s" "$1" 2> /dev/null)
if [ $? -eq 0 ]; then
echo $SIZE
return
fi
#BSD, OSX and other OSs
SIZE=$(stat -f "%z" "$1" 2> /dev/null)
if [ $? -eq 0 ]; then
echo $SIZE
return
fi
echo "0"
}
#Usage
function usage
{
echo -e "Dropbox Uploader v$VERSION"
echo -e "Andrea Fabrizi - [email protected]\n"
echo -e "Usage: $0 [PARAMETERS] COMMAND..."
echo -e "\nCommands:"
echo -e "\t upload <LOCAL_FILE/DIR ...> <REMOTE_FILE/DIR>"
echo -e "\t download <REMOTE_FILE/DIR> [LOCAL_FILE/DIR]"
echo -e "\t delete <REMOTE_FILE/DIR>"
echo -e "\t move <REMOTE_FILE/DIR> <REMOTE_FILE/DIR>"
echo -e "\t copy <REMOTE_FILE/DIR> <REMOTE_FILE/DIR>"
echo -e "\t mkdir <REMOTE_DIR>"
echo -e "\t list [REMOTE_DIR]"
echo -e "\t monitor [REMOTE_DIR] [TIMEOUT]"
echo -e "\t share <REMOTE_FILE>"
echo -e "\t saveurl <URL> <REMOTE_DIR>"
echo -e "\t search <QUERY>"
echo -e "\t info"
echo -e "\t space"
echo -e "\t unlink"
echo -e "\nOptional parameters:"
echo -e "\t-f <FILENAME> Load the configuration file from a specific file"
echo -e "\t-s Skip already existing files when download/upload. Default: Overwrite"
echo -e "\t-d Enable DEBUG mode"
echo -e "\t-q Quiet mode. Don't show messages"
echo -e "\t-h Show file sizes in human readable format"
echo -e "\t-p Show cURL progress meter"
echo -e "\t-k Doesn't check for SSL certificates (insecure)"
echo -e "\t-x Ignores/excludes directories or files from syncing. -x filename -x directoryname. example: -x .git"
echo -en "\nFor more info and examples, please see the README file.\n\n"
remove_temp_files
exit 1
}
#Check the curl exit code
function check_http_response
{
CODE=$?
#Checking curl exit code
case $CODE in
#OK
0)
;;
#Proxy error
5)
print "\nError: Couldn't resolve proxy. The given proxy host could not be resolved.\n"
remove_temp_files
exit 1
;;
#Missing CA certificates
60|58|77)
print "\nError: cURL is not able to performs peer SSL certificate verification.\n"
print "Please, install the default ca-certificates bundle.\n"
print "To do this in a Debian/Ubuntu based system, try:\n"
print " sudo apt-get install ca-certificates\n\n"
print "If the problem persists, try to use the -k option (insecure).\n"
remove_temp_files
exit 1
;;
6)
print "\nError: Couldn't resolve host.\n"
remove_temp_files
exit 1
;;
7)
print "\nError: Couldn't connect to host.\n"
remove_temp_files
exit 1
;;
esac
#Checking response file for generic errors
if grep -q "^HTTP/[12].* 400" "$RESPONSE_FILE"; then
ERROR_MSG=$(sed -n -e 's/{"error": "\([^"]*\)"}/\1/p' "$RESPONSE_FILE")
case $ERROR_MSG in
*access?attempt?failed?because?this?app?is?not?configured?to?have*)
echo -e "\nError: The Permission type/Access level configured doesn't match the DropBox App settings!\nPlease run \"$0 unlink\" and try again."
exit 1
;;
esac
fi
}
# Checks if the access token has expired. If so a new one is created.
function ensure_accesstoken
{
local now=`date +%s`
if [[ $OAUTH_ACCESS_TOKEN_EXPIRE > $now ]]; then
return
fi
$CURL_BIN $CURL_ACCEPT_CERTIFICATES $API_OAUTH_TOKEN -d grant_type=refresh_token -d refresh_token=$OAUTH_REFRESH_TOKEN -u $OAUTH_APP_KEY:$OAUTH_APP_SECRET -o "$RESPONSE_FILE" 2>/dev/null
check_http_response
OAUTH_ACCESS_TOKEN=$(sed -n 's/.*"access_token": "\([^"]*\).*/\1/p' "$RESPONSE_FILE")
local expires_in=$(sed -n 's/.*"expires_in": \([0-9]*\).*/\1/p' "$RESPONSE_FILE")
# one minute safety buffer
OAUTH_ACCESS_TOKEN_EXPIRE=$(($now + $expires_in - 60))
}
#Urlencode
function urlencode
{
#The printf is necessary to correctly decode unicode sequences
local string=$($PRINTF "%s" "${1}")
local strlen=${#string}
local encoded=""
for (( pos=0 ; pos<strlen ; pos++ )); do
c=${string:$pos:1}
case "$c" in
[-_.~a-zA-Z0-9] ) o="${c}" ;;
* ) $PRINTF $PRINTF_OPT '%%%02x' "'$c"
esac
encoded="${encoded}${o}"
done
echo "$encoded"
}
function normalize_path
{
#The printf is necessary to correctly decode unicode sequences
path=$($PRINTF "%s" "${1//\/\///}")
if [[ $HAVE_READLINK == 1 ]]; then
new_path=$(readlink -m "$path")
#Adding back the final slash, if present in the source
if [[ ${path: -1} == "/" && ${#path} -gt 1 ]]; then
new_path="$new_path/"
fi
echo "$new_path"
else
echo "$path"
fi
}
#Check if it's a file or directory
#Returns FILE/DIR/ERR
function db_stat
{
local FILE=$(normalize_path "$1")
if [[ $FILE == "/" ]]; then
echo "DIR"
return
fi
#Checking if it's a file or a directory
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Content-Type: application/json" --data "{\"path\": \"$FILE\"}" "$API_METADATA_URL" 2> /dev/null
check_http_response
local TYPE=$(sed -n 's/{".tag": *"*\([^"]*\)"*.*/\1/p' "$RESPONSE_FILE")
case $TYPE in
file)
echo "FILE"
;;
folder)
echo "DIR"
;;
deleted)
echo "ERR"
;;
*)
echo "ERR"
;;
esac
}
#Generic upload wrapper around db_upload_file and db_upload_dir functions
#$1 = Local source file/dir
#$2 = Remote destination file/dir
function db_upload
{
local SRC=$(normalize_path "$1")
local DST=$(normalize_path "$2")
for j in "${EXCLUDE[@]}"
do :
if [[ $(echo "$SRC" | grep "$j" | wc -l) -gt 0 ]]; then
print "Skipping excluded file/dir: "$j
return
fi
done
#Checking if the file/dir exists
if [[ ! -e $SRC && ! -d $SRC ]]; then
print " > No such file or directory: $SRC\n"
ERROR_STATUS=1
return
fi
#Checking if the file/dir has read permissions
if [[ ! -r $SRC ]]; then
print " > Error reading file $SRC: permission denied\n"
ERROR_STATUS=1
return
fi
TYPE=$(db_stat "$DST")
#If DST it's a file, do nothing, it's the default behaviour
if [[ $TYPE == "FILE" ]]; then
DST="$DST"
#if DST doesn't exists and doesn't ends with a /, it will be the destination file name
elif [[ $TYPE == "ERR" && "${DST: -1}" != "/" ]]; then
DST="$DST"
#if DST doesn't exists and ends with a /, it will be the destination folder
elif [[ $TYPE == "ERR" && "${DST: -1}" == "/" ]]; then
local filename=$(basename "$SRC")
DST="$DST/$filename"
#If DST it's a directory, it will be the destination folder
elif [[ $TYPE == "DIR" ]]; then
local filename=$(basename "$SRC")
DST="$DST/$filename"
fi
#It's a directory
if [[ -d $SRC ]]; then
db_upload_dir "$SRC" "$DST"
#It's a file
elif [[ -e $SRC ]]; then
db_upload_file "$SRC" "$DST"
#Unsupported object...
else
print " > Skipping not regular file \"$SRC\"\n"
fi
}
#Generic upload wrapper around db_chunked_upload_file and db_simple_upload_file
#The final upload function will be choosen based on the file size
#$1 = Local source file
#$2 = Remote destination file
function db_upload_file
{
local FILE_SRC=$(normalize_path "$1")
local FILE_DST=$(normalize_path "$2")
shopt -s nocasematch
#Checking not allowed file names
basefile_dst=$(basename "$FILE_DST")
if [[ $basefile_dst == "thumbs.db" || \
$basefile_dst == "desktop.ini" || \
$basefile_dst == ".ds_store" || \
$basefile_dst == "icon\r" || \
$basefile_dst == ".dropbox" || \
$basefile_dst == ".dropbox.attr" \
]]; then
print " > Skipping not allowed file name \"$FILE_DST\"\n"
return
fi
shopt -u nocasematch
#Checking file size
FILE_SIZE=$(file_size "$FILE_SRC")
#Checking if the file already exists
TYPE=$(db_stat "$FILE_DST")
if [[ $TYPE != "ERR" && $SKIP_EXISTING_FILES == 1 ]]; then
print " > Skipping already existing file \"$FILE_DST\"\n"
return
fi
# Checking if the file has the correct check sum
if [[ $TYPE != "ERR" ]]; then
sha_src=$(db_sha_local "$FILE_SRC")
sha_dst=$(db_sha "$FILE_DST")
if [[ $sha_src == $sha_dst && $sha_src != "ERR" ]]; then
print "> Skipping file \"$FILE_SRC\", file exists with the same hash\n"
return
fi
fi
if [[ $FILE_SIZE -gt 157286000 ]]; then
#If the file is greater than 150Mb, the chunked_upload API will be used
db_chunked_upload_file "$FILE_SRC" "$FILE_DST"
else
db_simple_upload_file "$FILE_SRC" "$FILE_DST"
fi
}
#Simple file upload
#$1 = Local source file
#$2 = Remote destination file
function db_simple_upload_file
{
local FILE_SRC=$(normalize_path "$1")
local FILE_DST=$(normalize_path "$2")
if [[ $SHOW_PROGRESSBAR == 1 && $QUIET == 0 ]]; then
CURL_PARAMETERS="--progress-bar"
LINE_CR="\n"
else
CURL_PARAMETERS="-L -s"
LINE_CR=""
fi
print " > Uploading \"$FILE_SRC\" to \"$FILE_DST\"... $LINE_CR"
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES $CURL_PARAMETERS -X POST -i --globoff -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Dropbox-API-Arg: {\"path\": \"$FILE_DST\",\"mode\": \"overwrite\",\"autorename\": true,\"mute\": false}" --header "Content-Type: application/octet-stream" --data-binary @"$FILE_SRC" "$API_UPLOAD_URL"
check_http_response
#Check
if grep -q "^HTTP/[12].* 200" "$RESPONSE_FILE"; then
print "DONE\n"
else
print "FAILED\n"
print "An error occurred requesting /upload\n"
ERROR_STATUS=1
fi
}
#Chunked file upload
#$1 = Local source file
#$2 = Remote destination file
function db_chunked_upload_file
{
local FILE_SRC=$(normalize_path "$1")
local FILE_DST=$(normalize_path "$2")
if [[ $SHOW_PROGRESSBAR == 1 && $QUIET == 0 ]]; then
VERBOSE=1
CURL_PARAMETERS="--progress-bar"
else
VERBOSE=0
CURL_PARAMETERS="-L -s"
fi
local FILE_SIZE=$(file_size "$FILE_SRC")
local OFFSET=0
local UPLOAD_ID=""
local UPLOAD_ERROR=0
local CHUNK_PARAMS=""
## Ceil division
let NUMBEROFCHUNK=($FILE_SIZE/1024/1024+$CHUNK_SIZE-1)/$CHUNK_SIZE
if [[ $VERBOSE == 1 ]]; then
print " > Uploading \"$FILE_SRC\" to \"$FILE_DST\" by $NUMBEROFCHUNK chunks ...\n"
else
print " > Uploading \"$FILE_SRC\" to \"$FILE_DST\" by $NUMBEROFCHUNK chunks "
fi
#Starting a new upload session
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Dropbox-API-Arg: {\"close\": false}" --header "Content-Type: application/octet-stream" --data-binary @/dev/null "$API_CHUNKED_UPLOAD_START_URL" 2> /dev/null
check_http_response
SESSION_ID=$(sed -n 's/{"session_id": *"*\([^"]*\)"*.*/\1/p' "$RESPONSE_FILE")
chunkNumber=1
#Uploading chunks...
while ([[ $OFFSET != "$FILE_SIZE" ]]); do
let OFFSET_MB=$OFFSET/1024/1024
#Create the chunk
dd if="$FILE_SRC" of="$CHUNK_FILE" bs=1048576 skip=$OFFSET_MB count=$CHUNK_SIZE 2> /dev/null
local CHUNK_REAL_SIZE=$(file_size "$CHUNK_FILE")
if [[ $VERBOSE == 1 ]]; then
print " >> Uploading chunk $chunkNumber of $NUMBEROFCHUNK\n"
fi
#Uploading the chunk...
echo > "$RESPONSE_FILE"
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST $CURL_PARAMETERS --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Dropbox-API-Arg: {\"cursor\": {\"session_id\": \"$SESSION_ID\",\"offset\": $OFFSET},\"close\": false}" --header "Content-Type: application/octet-stream" --data-binary @"$CHUNK_FILE" "$API_CHUNKED_UPLOAD_APPEND_URL"
#check_http_response not needed, because we have to retry the request in case of error
#Check
if grep -q "^HTTP/[12].* 200" "$RESPONSE_FILE"; then
let OFFSET=$OFFSET+$CHUNK_REAL_SIZE
UPLOAD_ERROR=0
if [[ $VERBOSE != 1 ]]; then
print "."
fi
((chunkNumber=chunkNumber+1))
else
if [[ $VERBOSE != 1 ]]; then
print "*"
fi
let UPLOAD_ERROR=$UPLOAD_ERROR+1
#On error, the upload is retried for max 3 times
if [[ $UPLOAD_ERROR -gt 2 ]]; then
print " FAILED\n"
print "An error occurred requesting /chunked_upload\n"
ERROR_STATUS=1
return
fi
fi
done
UPLOAD_ERROR=0
#Commit the upload
while (true); do
echo > "$RESPONSE_FILE"
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Dropbox-API-Arg: {\"cursor\": {\"session_id\": \"$SESSION_ID\",\"offset\": $OFFSET},\"commit\": {\"path\": \"$FILE_DST\",\"mode\": \"overwrite\",\"autorename\": true,\"mute\": false}}" --header "Content-Type: application/octet-stream" --data-binary @/dev/null "$API_CHUNKED_UPLOAD_FINISH_URL" 2> /dev/null
#check_http_response not needed, because we have to retry the request in case of error
#Check
if grep -q "^HTTP/[12].* 200" "$RESPONSE_FILE"; then
UPLOAD_ERROR=0
break
else
print "*"
let UPLOAD_ERROR=$UPLOAD_ERROR+1
#On error, the commit is retried for max 3 times
if [[ $UPLOAD_ERROR -gt 2 ]]; then
print " FAILED\n"
print "An error occurred requesting /commit_chunked_upload\n"
ERROR_STATUS=1
return
fi
fi
done
print " DONE\n"
}
#Directory upload
#$1 = Local source dir
#$2 = Remote destination dir
function db_upload_dir
{
local DIR_SRC=$(normalize_path "$1")
local DIR_DST=$(normalize_path "$2")
#Creatig remote directory
db_mkdir "$DIR_DST"
for file in "$DIR_SRC/"*; do
db_upload "$file" "$DIR_DST"
done
}
#Generic download wrapper
#$1 = Remote source file/dir
#$2 = Local destination file/dir
function db_download
{
local SRC=$(normalize_path "$1")
local DST=$(normalize_path "$2")
TYPE=$(db_stat "$SRC")
#It's a directory
if [[ $TYPE == "DIR" ]]; then
#If the DST folder is not specified, I assume that is the current directory
if [[ $DST == "" ]]; then
DST="."
fi
#Checking if the destination directory exists
if [[ ! -d $DST ]]; then
local basedir=""
else
local basedir=$(basename "$SRC")
fi
local DEST_DIR=$(normalize_path "$DST/$basedir")
print " > Downloading folder \"$SRC\" to \"$DEST_DIR\"... \n"
if [[ ! -d "$DEST_DIR" ]]; then
print " > Creating local directory \"$DEST_DIR\"... "
mkdir -p "$DEST_DIR"
#Check
if [[ $? == 0 ]]; then
print "DONE\n"
else
print "FAILED\n"
ERROR_STATUS=1
return
fi
fi
if [[ $SRC == "/" ]]; then
SRC_REQ=""
else
SRC_REQ="$SRC"
fi
OUT_FILE=$(db_list_outfile "$SRC_REQ")
if [ $? -ne 0 ]; then
# When db_list_outfile fail, the error message is OUT_FILE
print "$OUT_FILE\n"
ERROR_STATUS=1
return
fi
#For each entry...
while read -r line; do
local FILE=${line%:*}
local META=${line##*:}
local TYPE=${META%;*}
local SIZE=${META#*;}
#Removing unneeded /
FILE=${FILE##*/}
if [[ $TYPE == "file" ]]; then
db_download_file "$SRC/$FILE" "$DEST_DIR/$FILE"
elif [[ $TYPE == "folder" ]]; then
db_download "$SRC/$FILE" "$DEST_DIR"
fi
done < $OUT_FILE
rm -fr $OUT_FILE
#It's a file
elif [[ $TYPE == "FILE" ]]; then
#Checking DST
if [[ $DST == "" ]]; then
DST=$(basename "$SRC")
fi
#If the destination is a directory, the file will be download into
if [[ -d $DST ]]; then
DST="$DST/$SRC"
fi
db_download_file "$SRC" "$DST"
#Doesn't exists
else
print " > No such file or directory: $SRC\n"
ERROR_STATUS=1
return
fi
}
#Simple file download
#$1 = Remote source file
#$2 = Local destination file
function db_download_file
{
local FILE_SRC=$(normalize_path "$1")
local FILE_DST=$(normalize_path "$2")
if [[ $SHOW_PROGRESSBAR == 1 && $QUIET == 0 ]]; then
CURL_PARAMETERS="-L --progress-bar"
LINE_CR="\n"
else
CURL_PARAMETERS="-L -s"
LINE_CR=""
fi
#Checking if the file already exists
if [[ -e $FILE_DST && $SKIP_EXISTING_FILES == 1 ]]; then
print " > Skipping already existing file \"$FILE_DST\"\n"
return
fi
# Checking if the file has the correct check sum
if [[ $TYPE != "ERR" ]]; then
sha_src=$(db_sha "$FILE_SRC")
sha_dst=$(db_sha_local "$FILE_DST")
if [[ $sha_src == $sha_dst && $sha_src != "ERR" ]]; then
print "> Skipping file \"$FILE_SRC\", file exists with the same hash\n"
return
fi
fi
#Creating the empty file, that for two reasons:
#1) In this way I can check if the destination file is writable or not
#2) Curl doesn't automatically creates files with 0 bytes size
dd if=/dev/zero of="$FILE_DST" count=0 2> /dev/null
if [[ $? != 0 ]]; then
print " > Error writing file $FILE_DST: permission denied\n"
ERROR_STATUS=1
return
fi
print " > Downloading \"$FILE_SRC\" to \"$FILE_DST\"... $LINE_CR"
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES $CURL_PARAMETERS -X POST --globoff -D "$RESPONSE_FILE" -o "$FILE_DST" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Dropbox-API-Arg: {\"path\": \"$FILE_SRC\"}" "$API_DOWNLOAD_URL"
check_http_response
#Check
if grep -q "^HTTP/[12].* 200" "$RESPONSE_FILE"; then
print "DONE\n"
else
print "FAILED\n"
rm -fr "$FILE_DST"
ERROR_STATUS=1
return
fi
}
#Saveurl
#$1 = URL
#$2 = Remote file destination
function db_saveurl
{
local URL="$1"
local FILE_DST=$(normalize_path "$2")
local FILE_NAME=$(basename "$URL")
print " > Downloading \"$URL\" to \"$FILE_DST\"..."
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Content-Type: application/json" --data "{\"path\": \"$FILE_DST/$FILE_NAME\", \"url\": \"$URL\"}" "$API_SAVEURL_URL" 2> /dev/null
check_http_response
JOB_ID=$(sed -n 's/.*"async_job_id": *"*\([^"]*\)"*.*/\1/p' "$RESPONSE_FILE")
if [[ $JOB_ID == "" ]]; then
print " > Error getting the job id\n"
return
fi
#Checking the status
while (true); do
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" --header "Content-Type: application/json" --data "{\"async_job_id\": \"$JOB_ID\"}" "$API_SAVEURL_JOBSTATUS_URL" 2> /dev/null
check_http_response
STATUS=$(sed -n 's/{".tag": *"*\([^"]*\)"*.*/\1/p' "$RESPONSE_FILE")
case $STATUS in
in_progress)
print "+"
;;
complete)
print " DONE\n"
break
;;
failed)
print " ERROR\n"
MESSAGE=$(sed -n 's/.*"error_summary": *"*\([^"]*\)"*.*/\1/p' "$RESPONSE_FILE")
print " > Error: $MESSAGE\n"
break
;;
esac
sleep 2
done
}
#Prints account info
function db_account_info
{
print "Dropbox Uploader v$VERSION\n\n"
print " > Getting info... "
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" "$API_ACCOUNT_INFO_URL" 2> /dev/null
check_http_response
#Check
if grep -q "^HTTP/[12].* 200" "$RESPONSE_FILE"; then
name=$(sed -n 's/.*"display_name": "\([^"]*\).*/\1/p' "$RESPONSE_FILE")
echo -e "\n\nName:\t\t$name"
uid=$(sed -n 's/.*"account_id": "\([^"]*\).*/\1/p' "$RESPONSE_FILE")
echo -e "UID:\t\t$uid"
email=$(sed -n 's/.*"email": "\([^"]*\).*/\1/p' "$RESPONSE_FILE")
echo -e "Email:\t\t$email"
country=$(sed -n 's/.*"country": "\([^"]*\).*/\1/p' "$RESPONSE_FILE")
echo -e "Country:\t$country"
echo ""
else
print "FAILED\n"
ERROR_STATUS=1
fi
}
#Prints account space usage info
function db_account_space
{
print "Dropbox Uploader v$VERSION\n\n"
print " > Getting space usage info... "
ensure_accesstoken
$CURL_BIN $CURL_ACCEPT_CERTIFICATES -X POST -L -s --show-error --globoff -i -o "$RESPONSE_FILE" --header "Authorization: Bearer $OAUTH_ACCESS_TOKEN" "$API_ACCOUNT_SPACE_URL" 2> /dev/null
check_http_response
#Check
if grep -q "^HTTP/[12].* 200" "$RESPONSE_FILE"; then
quota=$(sed -n 's/.*"allocated": \([0-9]*\).*/\1/p' "$RESPONSE_FILE")
let quota_mb=$quota/1024/1024
echo -e "\n\nQuota:\t$quota_mb Mb"