update script
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README.md
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README.md
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# WP-optimize
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## Bash script to optimize your images and convert them in WebP
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### What does the script do ?
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### Prerequisite
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- install jpegoptim and optipng
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- optimize all your images in /var/www
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* jpegoptim
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* optipng
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* WebP
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To run the script :
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Debian/Ubuntu :
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```bash
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sudo apt install jpegoptim optipng webp -y
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```
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#For debian/Ubuntu
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bash <(wget --no-check-certificate -O - https://raw.githubusercontent.com/VirtuBox/wp-optimize/master/deb-optimize.sh)
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wget -qO optimize.sh
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#For Centos/RedHat
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cd /var/www
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bash <(wget --no-check-certificate -O - https://raw.githubusercontent.com/VirtuBox/wp-optimize/master/centos-optimize.sh)
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Centos 7 :
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```bash
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sudo yum install optipng jpegoptim libwebp-tools -y
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```
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### What does the script do
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1) optimize jpg images with jpegoptim
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2) optimize png images with optipng
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3) convert jpg & png images in WebP (without deleting them)
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WebP image name example for mybackground.png : mybackground.png.webp
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---
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### Usage
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1) Download the script and make it executable
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```bash
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wget https://raw.githubusercontent.com/VirtuBox/wp-optimize/master/optimize.sh
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chmod +x optimize.sh
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```
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2) Launch the script and set the path of your images as first argument
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```bash
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./optimize.sh /path/to/your/images
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```
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To avoid permissions issues, you can run the script with another user with sudo
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```bash
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sudo -u www-data ./optimize.sh /path/to/your/images
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```
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### Warning
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Conversion process can take a while, you can use `tmux` to launch the script and be able to close your ssh connection without interrupting conversion. Then just use `tmux attach` to login back in your tmux session.
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#!/bin/bash
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echo ""
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echo "Welcome to wp-optimize script"
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echo ""
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yum update &>/dev/null
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yum install optipng jpegoptim -y &>/dev/null
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find . -name *.jp* | xargs jpegoptim --strip-all -m76
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find . -iname '*.png' -print0 | xargs -0 optipng -o7 -preserve
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echo ""
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echo "Optimization Process done :)"
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echo ""
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#!/bin/bash
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echo ""
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echo "Welcome to wp-optimize script"
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echo ""
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apt-get update &>/dev/null
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apt-get install optipng jpegoptim -y &>/dev/null
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cd /var/www
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find . -name *.jp* | xargs jpegoptim --strip-all -m76
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find . -iname '*.png' -print0 | xargs -0 optipng -o7 -preserve
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echo ""
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echo "Optimization Process done :)"
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echo ""
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24
optimize.sh
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24
optimize.sh
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#!/bin/bash
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# optimize jpg
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find "$1" -iname "*.jp*" -print0 | xargs -0 jpegoptim --strip-all -m76
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# optimize png
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find "$1" -iname '*.png' -print0 | xargs -0 optipng -o7 -preserve
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# convert png to webp
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find "$1" -iname "*.png" -print0 | xargs -0 -I {} \
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bash -c '
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webp_version="$0".webp
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if [ ! -f "$webp_version" ]; then
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{ cwebp -lossless {} -o {}.webp; }
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fi'
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# convert jpg to webp
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find "$1" -iname "*.jp*" -print0 | xargs -0 -I {} \
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bash -c '
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webp_version="$0".webp
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if [ ! -f "$webp_version" ]; then
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{ cwebp -lossless {} -o {}.webp; }
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fi'
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