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layout doc
title Shell tips
description Helpful shortcuts for bash and zsh.
category References

Master of bash or zsh? Share your tips here.

Take a look at the plugin changelog

Needs elinks to browse HTML.

wget -qO- http://api.wordpress.org/plugins/info/1.0/akismet|php -r '$seri=unserialize(stream_get_contents(STDIN)); echo $seri->sections["changelog"];'|elinks -force-html

Explanation

  • set wget quiet & query the WordPress.org Plugin API
  • unserialize with php, stream_get_contents(STDIN) means "get all from stdin"
  • echo the changelog part from the API's reply
  • fire up elinks (a console browser) to view the changelog

Start wp-cli with ABSPATH in the current dir and under the current dir's owner

#!/bin/bash

sudo -u $(stat . -c %U) -- wp --path="$PWD" "$@"

Explanation

The stat command returns the owner of the current directory, WordPress root.

Install and Configure WordPress with WP-CLI

wp_install () 
{ 
    wp core download --path=$1;
    cd $1;
    read -p 'name the database:' dbname;
    wp core config --dbname=$dbname --dbuser=root --dbpass=awoods --dbhost=localhost;
    wp db create;
    wp core install --prompt
}

$ source ~/.bashrc
$ wp_install new-site

Explanation

Add this function to your ~/.bashrc are reload your shell (or open a new shell). You'll need to substitute these database credentials with your own. When you need create a new wordpress install, call this function and specify the name of the directory where you want to create the site. This emulates the web-based install process.

List all image URL-s in posts

wp post list --field=ID|xargs -I % wp post get % --field=post_content|sed -ne 's;.*\(https\?\S\+\(jpe\?g\|png\|gif\)\).*;\1;gp'

Explanation

  • List all post ID-s
  • Get each content (xargs)
  • Display only image URL-s (sed)

Create a page from a file and flag it with the file name

wp post create new_page.html --post_type=page --post_title="New Page" --porcelain | xargs -I % wp post meta add % imported_from new_page.html
  • Create a page (--porcelain will return only the new post ID)
  • Create post meta with xargs using "-I %" to signify the placeholder template for the new post ID