Polylang_Command.php
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	<?php

	/**
	* Polylang community package for WP-CLI
	*
	* Polylang_Command class — `wp polylang` commands
	*
	* @package WP-CLI
	* @subpackage Polylang
	* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @filesource
	*/

	if (!defined('WP_CLI')) {
	return;
	}

	require_once 'PolylangHelperFunctions.php';

	/**
	* Implements polylang command, to interact with the Polylang plug-in.
	*/
	class Polylang_Command extends WP_CLI_Command {

	/**
	* Prints the languages currently available
	*
	* ## EXAMPLES
	*
	* wp polylang languages
	*
	* @synopsis
	* @alias langs
	*/
	function languages ($args, $assocArgs) {
	$languages = pll_get_languages_list();
	if (!count($languages)) {
	WP_CLI::success("Less than two languages are currently configurated.");
	return;
	}

	$default = pll_default_language();
	foreach ($languages as $language) {
	$line = "$language->slug — $language->name";

	if ($language->slug == $default) {
	$line .= ' [DEFAULT]';
	}

	WP_CLI::line($line);
	}
	}

	/**
	* Gets the site homepage URL in the specified language
	*
	* ## OPTIONS
	*
	* <language-code>
	* : The language to get the home URL to.
	*
	* ## EXAMPLES
	*
	* wp polylang home
	* wp polylang home fr
	*
	* @synopsis [<language-code>]
	*/
	function home ($args, $assocArgs) {
	$lang = (count($args) == 1) ? $args[0] : '';

	$url = pll_home_url($lang);
	WP_CLI::line($url);
	}

	/**
	* Gets a post or a term in the specified language
	*
	* ## OPTIONS
	*
	* <data-type>
	* : 'post' or 'term'
	*
	* <data-id>
	* : the ID of the object to get
	*
	* <language-count>
	* : the language (if omitted, will be returned in the default language)
	*
	* ## EXAMPLES
	*
	* wp polylang get post 1 fr
	*
	* @synopsis <data-type> <data-id> [<language-code>]
	*/
	function get($args, $assocArgs) {
	$lang = (count($args) == 2) ? '' : $args[2];

	switch ($what = $args[0]) {
	case 'post':
	case 'term':
	$method = 'pll_get_' . $what;
	break;

	default:
	WP_CLI::error("Expected: wp polylang get <post or term> ..., not '$what'");
	}

	$id = $method($args[1], $lang);
	WP_CLI::line($id);
	}

	/**
	* Adds, gets information about or removes a language
	*
	* ## OPTIONS
	*
	* <operation>
	* : the language operation (add, info, del)
	*
	* <language-code>
	* : the language code
	*
	* <order>
	* : for add operation, indicates the order of the language
	*
	* ## EXAMPLES
	*
	* wp polylang language add fr
	* wp polylang language add nl 2
	* wp polylang language info vec
	* wp polylang language del vec
	*
	* @synopsis <operation> <language-code> [<order>]
	* @alias lang
	*/
	function language ($args, $assocArgs) {
	$language_code = $args[1];
	$language_order = (count($args) == 3) ? $args[2] : 0;
	$language_info = pll_get_default_language_information($language_code);
	if ($language_info === null) {
	WP_CLI::error("$language_code isn't a valid language code.");
	return;
	}
	$language_installed = pll_is_language_installed($language_code);

	switch ($args[0]) {
	case 'info':
	WP_CLI::line('Code: ' . $language_info['code']);
	WP_CLI::line('Locale ' . $language_info['locale']);
	WP_CLI::line('Name: ' . $language_info['name']);
	WP_CLI::line('RTL: ' . ($language_info['rtl'] ? 'yes' : 'no'));
	WP_CLI::line('Installed: ' . ($language_installed ? 'yes' : 'no'));
	break;

	case 'add':
	if ($language_installed) {
	WP_CLI::warning("This language is already installed.");
	return;
	}

	if (pll_add_language($language_code, $language_order, $error_code)) {
	WP_CLI::success("Language added.");
	return;
	}

	WP_CLI::error("Can't add the language.");
	break;

	case 'del':
	if (!$language_installed) {
	WP_CLI::warning("This language isn't installed.");
	return;
	}

	WP_CLI::error("Not implemented: del language");
	break;

	default:
	WP_CLI::error("Unknown command: polylang language $args[0]. Expected: add/del/info.");
	}
	}
	}

	WP_CLI::add_command('polylang', 'Polylang_Command');
	WP_CLI::add_command('pll', 'Polylang_Command'); //alias for the users expecting to use the API shortname.

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