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tumbdl.sh
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#!/bin/bash
#
# tumbdl.sh - a tumblr image downloader
#
# Usage: tumbdl.sh [URL] [DIR]
#
# URL: URL of tumblelog
# DIR: directory to put images in
#
# Example: ./tumbdl.sh prostbote.tumblr.com prost
#
# Requirements: curl, PCRE for grep -P (normally you have this)
#
# Should also work for tumblelogs that have their own domain.
#
# If you use and like this script, you are welcome to donate some bitcoins to
# my address: 1LsCBob5B9SWknoZfF6xpZWJ9GF4NuBLVD
#
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
url=$1
targetDir=$1
if [ $# -gt 1 ]; then
targetDir=$2
fi
echo "outputing to $targetDir"
# global curl options
# to disable progress bar, replace with -s
# to enable verbose mode, add -v
curlOptions='--progress-bar'
userAgent='Mozilla/5.0 (Windows NT 6.1; WOW64; rv:47.0) Gecko/20100101 Firefox/47.0'
# check usage
if [ $# -lt 1 ]; then
echo "Usage: tumbdl URL ([DIR])"
echo ""
echo "URL: URL of tumblelog, e.g. prostbote.tumblr.com"
echo "DIR: directory to put images in, e.g. prostbote. If none is given, the script"
echo " will create one identical to the URL."
exit
fi
# sanitize input url
url=$(echo "$url" | sed 's/\/$//g')
# create target dir
mkdir "$targetDir"
touch "$targetDir/articles.txt"
# create cookie jar (not really needed atm)
cookieFile="$(mktemp 2>/dev/null || mktemp -t 'mytmpdir')"
# get first archive page
archiveLink="/archive/"
# loop over archive pages
endOfArchive=0
while [[ $endOfArchive -ne 1 ]]
do
# get archive page
archivePage=$(curl $curlOptions -c $cookieFile --referer "http://$url" -A "$userAgent" "$url$archiveLink")
echo "Retrieving archive page $url$archiveLink..."
# extract links to posts
monthPosts=$(echo "$archivePage" | grep -o -P "/post/[0-9]*.*?\"" | sed 's/"//g')
# process all posts on this archive page
for postURL in $(echo "$monthPosts")
do
# check if post page has already been processed before
if grep -Fxq "$postURL" "$targetDir/articles.txt"
then
echo "Already got $url$postURL, skipping."
else
# get the image links (can be multiple images in sets)
echo "Retrieving post $url$postURL..."
postPage=$(curl $curlOptions -b $cookieFile --referer "http://$url$archiveLink" -A "$userAgent" "$url$postURL")
imageLinks=$(echo "$postPage" | grep -o -P "http[s]*://([0-9]*.)?media\.tumblr\.com/([A-Za-z0-9]*/)?tumblr_[A-Za-z0-9]*_[0-9]*\.[a-z]*" | sort | uniq)
# remove resolution info from image filename
baseImages=$(echo "$imageLinks" | grep -o "tumblr_.*$" | sed 's/_[0-9]*\.\w*//g' | uniq)
# if we encounter any download errors, don't mark the post as archived
curlError=0
# determine the highest available resolution and download image
if [ ! -z "$baseImages" ]
then
for image in $(echo "$baseImages")
do
# get the image name of image with highest resolution
maxResImage=$(echo "$imageLinks" | grep -o "$image.*" | sort -n | head -n 1)
# get full image url
maxResImageURL=$(echo "$imageLinks" | grep "$maxResImage")
# download image (if it doesn't exist)
if [ -e "$targetDir/$maxResImage" ]
then
echo "Image exists, skipping."
else
echo "Downloading image $maxResImageURL..."
curl $curlOptions -b $cookieFile --referer "http://$url$postURL" -A "$userAgent" -o "$targetDir/$maxResImage" "$maxResImageURL"
if [ ! 0 -eq $? ]; then curlError=1; fi;
fi
done
else
# no images found, check for video links
echo "No images found, checking for videos"
# check for tumblr hosted videos
videoPlayers=$(echo "$postPage" | grep -o -P "http[s]*://www.tumblr.com/video/.*/[0-9]*/[0-9]*/" | sort | uniq)
for video in $(echo "$videoPlayers")
do
echo "Found tumblr-hosted video $video"
# get video link and type
videoSource=$(curl $curlOptions -b $cookieFile --referer "http://$url$postURL" -A "$userAgent" "$video" | grep -o -P "<source src=\"http[s]*://[^.]*.tumblr.com/video_file/.*?>")
# get video url
videoURL=$(echo "$videoSource" | grep -o -P "http[s]*://[^.]*.tumblr.com/video_file/[[:0-9A-Za-z]*/]*[0-9]*/tumblr_[A-Za-z0-9]*")
# construct filename with extension from type string
videoFile=$(echo "$videoSource" | grep -o -P "tumblr_.*?>" | sed -e 's/<source src=\"//g' -e 's/\" type=\"video\//./g' -e 's/\">//g' -e 's/\//\_/g')
# download video (if it doesn't exist)
if [ -e "$targetDir/$videoFile" ]
then
echo "Video exists, skipping."
else
echo "Downloading video $videoURL"
curl $curlOptions -L -b $cookieFile --referer "http://$url$postURL" -A "$userAgent" -o "$targetDir/$videoFile" "$videoURL"
if [ ! 0 -eq $? ]; then curlError=1; fi;
fi
done
# check if youtube-dl is available
if hash youtube-dl 2>/dev/null
then
# gather embedded video urls
otherSource=""
# check for instagram video
otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o -P "http[s]*://www.instagram.com/p/[A-Za-z0-9]*")
# check fou youtube video
otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o -P "http[s]*://www.youtube.com/embed/.*?\?" | sed 's/\?//g')
# check for vine
otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o -P "http[s]*://vine.co/v/.*?/")
# check for vimeo
otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o -P "http[s]*://player.vimeo.com/video/[0-9]*")
# check for dailymotion
otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o -P "http[s]*://www.dailymotion.com/embed/video/[A-Za-z0-9]*")
# check for brightcove
otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o -P "http[s]*://players.brightcove.net/.*/index.html\?videoId=[0-9]*")
# add expressions for other video sites here like this:
#otherSource=$(echo "$otherSource"; echo "$postPage" | grep -o "http[s]*://www.example.com/embed/video/[A-Za-z0-9]*")
# if video links were found, try youtube-dl
if [ ! -z $otherSource ]
then
for otherVid in $(echo "$otherSource")
do
echo "Found embedded video $otherVid, attempting download via youtube-dl..."
youtube-dl "$otherVid" -o "$targetDir/%(title)s_%(duration)s.%(ext)s" -ciw
# if error occurs, don't mark post as archived
if [ ! 0 -eq $? ]; then curlError=1; fi;
done
else
echo "No videos found, moving on."
fi
else
echo "youtube-dl not installed, not checking for externally hosted videos."
fi
fi
# if no error occured, enter page as downloaded
if [[ $curlError -eq 0 ]]
then
echo "$postURL" >> "$targetDir/articles.txt"
else
echo "Some error occured during downloading. No articles.txt entry created."
fi
fi
done
# get link to next archive page
archiveLink=$(echo "$archivePage" | grep -o -P "id=\"next_page_link\" href=\".*?\"" | sed -e 's/id=\"next_page_link\" href=\"//g' -e 's/\"//g')
# check if we are at the end of the archive (no link is returned)
if [ -z "$archiveLink" ]
then
endOfArchive=1
echo "Reached the last archive page. Done!"
else
echo "Next archive page: $url$archiveLink"
fi
done