Convert WP to Composer

convert-to-composer.php

#!/usr/bin/php
<?php
/**
 *  USAGE:
 *
 * (optional) Download script: 
 * "wget https://gist.githubusercontent.com/pelmered/2ee27f1cb18b8c73a0205ded580e3195/raw/convert-to-composer.php"
 *
 * Basic usage:
 * php convert-to-composer.php
 * And then follow the instructions
 *
 * Options
 * php convert-to-composer.php --path=public/wp --url=https://www.example.com --version
 *
 * path - specify path to WordPress core files. Same as WP CLI path
 * url - specify url to site(needed for multisite)
 * version - Use latest version in genereated composer.json(for example "^2.3.1"). Omitting this sets "*" as version.
 *
 **/

$options = getopt('p::u::v::',['path::','url::','version::']);

$extra_params = '';

if( !empty( $options['p'] ) ) {
    $extra_params .= ' --path=' . $options['p'];
}
else if( !empty( $options['path'] ) ) {
    $extra_params .= ' --path=' . $options['path'];
}

if( !empty( $options['u'] ) ) {
    $extra_params .= ' --url=' . $options['u'];
}
else if( !empty( $options['url'] ) ) {
    $extra_params .= ' --url=' . $options['url'];
}

$wp_content_path = str_replace(getcwd(), '', trim( @shell_exec('wp config get WP_CONTENT_DIR ' . $extra_params) ) );
$plugins_path = str_replace(getcwd(), '', trim( @shell_exec('wp plugin path ' . $extra_params) ) );

$use_version = !isset( $options['v'], $options['version'] );

echo 'Getting plugins list... ';
$plugins_csv = @shell_exec('wp plugin list --fields=name,version,status --format=csv ' . $extra_params);

$lines = explode("\n", $plugins_csv);
$head = str_getcsv(array_shift($lines));

$composer_plugins = [];

// remove empty items in array
$lines = array_filter($lines);


echo 'Done!'."\n\n";

$gitignores = [];

echo 'Checking plugins against wordpress.org repo...'."\n\n";

if( isset($lines) && is_array($lines ) )
{
    foreach( $lines as $line )
    {
        $plugin = array_combine($head, str_getcsv($line));

        // Skip dropins and must-use
        if( in_array( $plugin['status'], [ 'must-use', 'dropin' ] ) )
        {
            echo 'Plugin: '. $plugin['name'].' is '.$plugin['status'].'. Skipping.'."\n";
            $gitignores[] = $wp_content_path . '/' . ( $plugin['status'] ==  'must-use' ? 'mu-plugins/' : '' ) . $plugin['name'];
            continue;
        }

        $data = file_get_contents( 'https://api.wordpress.org/plugins/info/1.0/'.$plugin['name'] );

        $wp_object = unserialize($data);

        if( isset($wp_object->slug) && $wp_object->slug == $plugin['name'] ) {
            $wporg_plugins[] = $wp_object;

            echo 'Plugin: '. $wp_object->name.' found.'."\n";
        }
        else
        {
            $gitignores[] = $plugins_path . '/' . $plugin['name'];
            echo 'Plugin: '.  $plugin['name'].' not found.'."\n";
        }

    }
}
else
{
    die('No plugins found. Check output of : wp plugin list --fields=name,version,status --format=csv ' . $extra_params );
}

echo "\n\n\n";
echo "#################### \n";
echo "#  SCRIPT RESULTS  # \n";
echo "#################### \n";
echo "\n\n";



if( isset($wporg_plugins) && is_array($wporg_plugins ) )
{
    echo 'PLUGINS FOUND ON WORDPRESS.ORG(paste this into the require section of your composers.json):';
    echo "\n\n";

    foreach( $wporg_plugins AS $plugin )
    {
        printf('"wpackagist-plugin/%s":"%s",', $plugin->slug, ( $use_version ? '^'.$plugin->version : '*' ) );
        echo "\n";
    }
}
else 
{
    echo 'NO PLUGINS FOUND ON WORDPRESS.ORG :( ';    
    echo "\n\n";
}

echo "\n\n\n";
if( isset($gitignores) && is_array($gitignores ) )
{
    echo "PLUGINS NOT FOUND ON WORDPRESS.ORG. You need to do one of the following: \n";
    echo " - Find an alternative source / composer repository, or create you own using Satis or similar. \n";
    echo " - Add the following to your .gitignore to add the plugins to your repo for local version control:  \n\n";

    foreach( $gitignores AS $gitignore ) {
        echo '!' . $gitignore . "\n";
    }
}
else 
{
    echo 'ALL PLUGINS FOUND ON WORDPRESS.ORG :D ';
    echo "\n";
}

die();