Wordpress Helpers class #wordpress

composer.json

{
  "require": {
    "raveren/kint": "^0.9.1",
    "illuminate/database": "~5.0",
    "illuminate/validation": "^5.2"
  },
  "autoload": {
    "psr-4": {
      "WeDevs\\ORM\\": "workbench/tareq1988/wp-eloquent/src/"
    }
  }
}

Helpers.php

<?php
use Illuminate\Validation\Factory as ValidatorFactory;
use Symfony\Component\Translation\Translator;

/**
 * Class Helpers
 *
 * Some useful methods
 *
 * @see https://github.com/MozaikAgency/wp-theme-starter/blob/master/theme/
 */
class Helpers
{
    public static function arrayToCSV($array, $delimiter = ';', $downloadFile = null)
    {
        if ($downloadFile) {
            header('Content-Encoding: UTF-8');
            header('Content-Type: text/csv; charset=utf-8');
            header('Content-Disposition: attachement; filename="' . $downloadFile . '"');
        }

        ob_start();

        $f = fopen('php://output', 'w') or ("Can't open php://output");
        $n = 0;

        foreach ($array as $line) {
            $n++;

            if (!fputcsv($f, $line, $delimiter)) {
                ("Can't write line $n: $line");
            }
        }

        fclose($f) or ("Can't close php://output");

        $str = ob_get_contents();

        ob_end_clean();

        if (!$downloadFile) {
            return $str;
        }

        echo $str;
        die();
    }


    public static function checkPassword($input, $hashed)
    {
        return wp_check_password($input, $hashed);
    }

    public static function crypt($input, $salt = 'd41d8cd98f00b204e9800998ecf8427e')
    {
        return base64_encode($input . $salt);
    }

    public static function decrypt($input, $salt = 'd41d8cd98f00b204e9800998ecf8427e')
    {
        return str_replace($salt, '', base64_decode($input));
    }

    public static function isAjax()
    {
        return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest');
    }

    public static function getIp()
    {
        $client = null;
        $forward = null;

        if (isset($_SERVER['HTTP_CLIENT_IP'])) {
            $client = $_SERVER['HTTP_CLIENT_IP'];
        }

        if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
            $forward = $_SERVER['HTTP_X_FORWARDED_FOR'];
        }

        $remote  = $_SERVER['REMOTE_ADDR'];

        if (filter_var($client, FILTER_VALIDATE_IP)) {
            $ip = $client;
        } elseif(filter_var($forward, FILTER_VALIDATE_IP)) {
            $ip = $forward;
        } else {
            $ip = $remote;
        }

        return $ip;
    }

    public static function hashPassword($input)
    {
        return wp_hash_password($input);
    }

    public static function jsonResponse($data, $status = 200, $msg = '')
    {
        $response = [
            'data' => $data,
            'msg' => $msg,
            'status' => $status,
        ];

        // @see http://stackoverflow.com/a/18204039/1420009
        status_header($status);

        header("content-type: application/json");
        die(json_encode($response));
    }

    public static function remove_accents($str)
    {
        $accents_to_remove = array('ά', 'έ', 'ή', 'ί', 'ό', 'ύ', 'ώ', 'Ά', 'Έ', 'Ή', 'Ί', 'ΐ', 'Ό', 'Ύ', 'Ώ', 'ς', 'À', 'Â', 'Á', 'Ã', 'Ä', 'Ç', 'È', 'É', 'Ê', 'Ë', 'Î', 'Ò', 'Ó', 'Ô', 'Õ', 'Ö', 'Ù', 'Ú', 'Û', 'à', 'à', 'á', 'â', 'ã', 'ä', 'ç', 'è', 'é', 'ê', 'ë', 'ì', 'í', 'î', 'ï', 'ò', 'ó', 'ô', 'õ', 'ù', 'ú', 'û', 'ü');
        $replace_with = array('α', 'ε', 'η', 'ι', 'ο', 'υ', 'ω', 'Α', 'Ε', 'Η', 'Ι', 'ι', 'Ο', 'Υ', 'Ω', 'Σ', 'A', 'A', 'A', 'A', 'A', 'C', 'E', 'E', 'E', 'E', 'I', 'O', 'O', 'O', 'O', 'O', 'U', 'U', 'U', 'a', 'a', 'a', 'a', 'a', 'a', 'c', 'e', 'e', 'e', 'e', 'i', 'i', 'i', 'i', 'o', 'o', 'o', 'o', 'u', 'u', 'u', 'u');
        return str_replace($accents_to_remove, $replace_with, remove_accents($str));
    }

    /**
     * Create a script tag
     *
     * @example
     * Helpers::script('console.log("foo!");'); // return "<script>console.log("foo!");</script>"
     *
     * @example
     * Helpers::script([
     *     'console.log("foo!");',
     *     'console.log("bar!");'
     * ], true); // return "<script>$(document).ready(function () {console.log("foo!"); console.log("bar!");});</script>"
     *
     * @param $scripts
     * @param bool $domReady
     * @return string
     */
    public static function script($scripts, $domReady = false)
    {
        if (!is_array($scripts)) {
            $scripts = [$scripts];
        }

        if ($domReady) {
            array_unshift($scripts, '$(document).ready(function () {');
            $scripts[] = '});';
        }

        return '<script>' . implode(' ', $scripts) . '</script>';
    }

    /**
     * @example
     * Utils::slugify('Hello world!'); // return "hello-world"
     *
     * @param string $string - Text to slugify
     * @return string
     */
    public static function slugify($string)
    {
        return strtolower(preg_replace(['/[^a-zA-Z0-9 -]/', '/[ -]+/', '/^-|-$/'], ['', '-', ''], remove_accents($string)));
    }

    /**
     * Create a CSS rule in a style tag
     *
     * @example
     * Html::style('.my-selector', [
     *     'background-color' => '#fff',
     *     'color' => '#000',
     * ]); // return  "<style>.my-selector { background-color: #fff; color: #000; }</style>"
     *
     * @example
     * Html::style([
     *     '.my-selector' => [
     *         'background-color' => '#fff',
     *         'color' => '#000',
     *     ]
     * ]); // return  "<style>.my-selector { background-color: #fff; color: #000; }</style>"
     *
     * @param $styles
     * @param null $rules
     * @return string
     */
    public static function style($styles, $rules = null)
    {
        $instructions = [];

        if (!is_array($styles)) {
            $tmp = [];
            $tmp[$styles] = $rules;
            $styles = $tmp;
        }

        foreach ($styles as $selector => $style) {
            $style = [];
            foreach ($style as $key => $rule) {
                $style[] = $key . ': ' . $rule . ';';
            }

            $instructions[] = $selector . '{' . implode(' ', $style) . '} ';
        }

        return '<style>' . implode(' ', $instructions) . '</style>';
    }

    public static function validator($data, $rules, $language = 'en')
    {
        $factory = new ValidatorFactory(new Translator($language));
        return $factory->make($data, $rules);
    }

    public static function validate($data, $rules, $language = 'en')
    {
        $validator = self::validator($data, $rules, $language);

        if ($validator->fails()) {
            return $validator->messages()->toArray();
        }

        return false;
    }
}