134 lines
4.5 KiB
Bash
134 lines
4.5 KiB
Bash
#!/bin/bash
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# Please fill out!
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INSTANCE_URL="https://mastodon.social" # Mastodon Instance
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ACCESS_TOKEN="my_bot_token" # Mastodon Access Token
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SUBREDDIT="memes" # Subreddit (must be Image Only, like r/memes)
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# Fetch the JSON feed
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json=$(curl -H 'User-Agent: Mozilla/5.0' "https://rss.husch.ovh/?action=display&bridge=RedditBridge&context=single&r=$SUBREDDIT&f=&score=&d=hot&search=&format=Json" 2>/dev/null)
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# extract the first item
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item=$(echo "$json" | jq '.items[0]')
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# extract the title and URL
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title=$(echo "$item" | jq -r '.title')
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url=$(echo "$item" | jq -r '.url')
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if [ "$url" == "null" ] || [ -z "$url" ]; then # Make sure there is no null posting. Happens when RSS-Bridge gets no Content from Reddit
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exit 1
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INSTANCE_URL="https://failed.dhusch.de" # am not sure if the exit actually works. But don't want the Bot to do anything.
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fi
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tags=$(echo "$item" | jq -r '.tags') # Needed for NSFW check
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# extract the image URL from the content_html
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content_html=$(echo "$item" | jq -r '.content_html')
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image_url=$(echo "$content_html" | grep -oP '(?<=src=")[^"]+(?=")')
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filename=$(basename "$image_url") # Extract the filename from the URL
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wget "$image_url" -N -P /tmp/ # Download the image and save to the output file
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# Resize Files larger that 8 MB
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if [ $(du -m /tmp/$filename | awk '{print $1}') -gt 8 ]; then # Check if the file size is greater than 8 MB
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ffmpeg -i /tmp/$filename -fs 8M /tmp/ff.$filename # Resize the file to 8 MB using FFMPEG (needs to be installed)
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mv /tmp/ff.$filename /tmp/$filename
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fi
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# Upload the image and get the media ID
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MEDIA_ID=$(curl -X POST -H "Authorization: Bearer $ACCESS_TOKEN" \
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-F "file=@/tmp/$filename" \
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"$INSTANCE_URL/api/v1/media" \
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| jq -r '.id')
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if [ "$tags" = "null" ]; then # Check if the Post is NSFW
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# Post the status with the image
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status=$(curl -X POST -H "Authorization: Bearer $ACCESS_TOKEN" \
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-F "status=$title
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($url) #SFW" \
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-F "media_ids[]=$MEDIA_ID" \
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"$INSTANCE_URL/api/v1/statuses")
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else
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# Post the status with the image and make it NSFW
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status=$(curl -X POST -H "Authorization: Bearer $ACCESS_TOKEN" \
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-F "status=$title
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($url) #NSFW" \
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-F "sensitive=true" \
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-F "media_ids[]=$MEDIA_ID" \
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"$INSTANCE_URL/api/v1/statuses")
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fi
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rm /tmp/$filename # Delete the Image
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# Now getting alt text from altbot. | this is temporary until i finally figure stuff out.
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echo "Waiting two minutes to let altbot have time to respond"
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sleep 120
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status=$(echo $status | jq -r '.id')
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alt=$(curl -X GET "https://mastodon.social/api/v1/statuses/$status/context")
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alt=$(echo $alt | jq '.descendants[] | select(.account.acct == "altbot@fuzzies.wtf" and (.content | contains("generated privately and locally using"))) | .content' | head -n 1)
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if [ -n "$alt" ]; then
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alt=$(echo "$alt" | sed -e 's/<p>/\n/g' -e 's/<\/p>/\n/g' -e 's/<[^>]*>//g' -e 's/@reddit_memebot//')
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alt=$(echo "$alt" | sed 's/ */ /g' | sed 's/^ //;s/ $//')
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alt=$(echo "$alt" | sed 's/^"//;s/"$//')
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alt=$(echo "$alt" | sed 's/\\"/"/g')
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# Step 1: Replace newlines with a placeholder
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alt=$(echo "$alt" | sed ':a;N;$!ba;s/\n/PLACEHOLDER_NEWLINE/g')
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# Step 2: Escape the string using jq
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alt=$(jq -Rn --arg alt "$alt" '$alt')
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# Step 3: Restore newlines
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alt=$(echo "$alt" | sed 's/PLACEHOLDER_NEWLINE/\n/g')
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echo "Adding alt Text"
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echo $alt
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# bad: using the same code twice
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if [ "$tags" = "null" ]; then # Check if the Post is NSFW
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# Post the status with the image
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status_edit=$(curl -X PUT -H "Authorization: Bearer $ACCESS_TOKEN" \
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-F "status=$title
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($url) #SFW" \
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-F "media_ids[]=$MEDIA_ID" \
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-F "media_attributes[][id]=$MEDIA_ID" \
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-F "media_attributes[][description]=$alt" \
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"$INSTANCE_URL/api/v1/statuses/$status")
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else
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# Post the status with the image and make it NSFW
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status_edit=$(curl -X PUT -H "Authorization: Bearer $ACCESS_TOKEN" \
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-F "status=$title
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($url) #NSFW" \
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-F "sensitive=true" \
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-F "media_ids[]=$MEDIA_ID" \
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-F "media_attributes[][id]=$MEDIA_ID" \
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-F "media_attributes[][description]=$alt" \
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"$INSTANCE_URL/api/v1/statuses/$status")
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fi
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else
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echo "There is no alt text, not editing the post"
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fi
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echo $status_edit
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