File manager

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height:90%'>&lt;?php

class OsUtilHelper {

	public static function get_referrer(){
		if(!empty($_SERVER[&#039;HTTP_REFERER&#039;])){
			return $_SERVER[&#039;HTTP_REFERER&#039;];
		}else{
			return wp_get_original_referer() || &#039;&#039;;
		}
	}

  public static function generate_missing_addon_link($label = &#039;&#039;){
		if(empty($label)){
			$label = __(&#039;Requires upgrade to a premium version&#039;, &#039;latepoint&#039;);
		}
    $html = &#039;&lt;a target=&quot;_blank&quot; href=&quot;&#039;.esc_url(LATEPOINT_UPGRADE_URL).&#039;&quot; class=&quot;os-add-box&quot; &gt;
              &lt;div class=&quot;add-box-graphic-w&quot;&gt;&lt;div class=&quot;add-box-plus&quot;&gt;&lt;i class=&quot;latepoint-icon latepoint-icon-plus4&quot;&gt;&lt;/i&gt;&lt;/div&gt;&lt;/div&gt;
              &lt;div class=&quot;add-box-label&quot;&gt;&#039;.esc_html($label).&#039;&lt;/div&gt;
            &lt;/a&gt;&#039;;
	$html = apply_filters(&#039;latepoint_missing_addon_link&#039;, $html, $label);
    return $html;
  }

	public static function extract_plugin_name_from_path(string $plugin_path) : string{
		preg_match(&#039;/latepoint-([^-\/]+(?:-[^-\/]+)*)\//&#039;, $plugin_path, $matches);
		if (isset($matches[1])) {
			// Convert hyphenated words to capitalized words
			$name = ucwords(str_replace(&#039;-&#039;, &#039; &#039;, $matches[1]));
		}else{
			$name = &#039;n/a&#039;;
    }
		return $name;
	}

	public static function first_value_if_array($value){
		if(!empty($value) &amp;&amp; is_array($value) &amp;&amp; isset($value[0])) return $value[0];
		else return $value;
	}

	public static function get_array_of_ids_from_array_of_models(array $models): array{
		$ids = [];
		if($models){
			foreach($models as $model){
				if(property_exists($model, &#039;id&#039;)) $ids[] = $model-&gt;id;
			}
		}
		return $ids;
	}

	/**
	 * Cleans array of ids and makes sure they are integers
	 *
	 * @param array $ids
	 * @return array
	 */
	public static function clean_numeric_ids(array $ids): array{
		$clean_ids = [];
		if(!$ids) return $clean_ids;
		foreach($ids as $id){
			if(filter_var($id, FILTER_VALIDATE_INT)) $clean_ids[] = $id;
		}
		return $clean_ids;
	}

	public static function explode_and_trim($string){
		return preg_split(&#039;/(\s*,*\s*)*,+(\s*,*\s*)*/&#039;, $string, -1, PREG_SPLIT_NO_EMPTY);
	}

	public static function replace_single_curly_with_double(string $string): string{
		$string = preg_replace(&quot;/(?&lt;!{){(?!{)/&quot;, &quot;{{&quot;, $string);
		$string = preg_replace(&quot;/(?&lt;!})}(?!})/&quot;, &quot;}}&quot;, $string);
		return $string;
	}

	public static function compare_model_data_vars($new_data_vars, $old_data_vars, $parent = false){
		$level = $parent ? [$parent] : [];
		$changes = [];
		foreach($new_data_vars as $key =&gt; $var){
			// check if both empty (could be null and &#039;&#039;, that doesn&#039;t mean its changed)
			if(empty($old_data_vars[$key]) &amp;&amp; empty($var)) continue;
			if(!isset($old_data_vars[$key]) || $var != $old_data_vars[$key]) $changes[$key] = [&#039;before&#039; =&gt; $old_data_vars[$key] ?? &#039;&#039;, &#039;after&#039; =&gt; $var];
		}
		foreach($old_data_vars as $key =&gt; $var){
			// check if both empty (could be null and &#039;&#039;, that doesn&#039;t mean its changed)
			if(empty($new_data_vars[$key]) &amp;&amp; empty($var)) continue;
			if(!isset($changes[$key]) &amp;&amp; !isset($new_data_vars[$key]) || $var != $new_data_vars[$key]) $changes[$key] = [&#039;before&#039; =&gt; $var ?? &#039;&#039;, &#039;after&#039; =&gt; $new_data_vars[$key] ?? &#039;&#039;];
		}
		return $changes;
	}

	public static function ordered_column_html($order_by, $column){
		if($order_by[&#039;column&#039;] == $column) return &#039; class=&quot;ordered-&#039;.$order_by[&#039;direction&#039;].&#039;&quot;&#039;;
	}

  public static function generate_uuid(){
    $data = openssl_random_pseudo_bytes(16);

    $data[6] = chr(ord($data[6]) &amp; 0x0f | 0x40); // set version to 0100
    $data[8] = chr(ord($data[8]) &amp; 0x3f | 0x80); // set bits 6-7 to 10

    return vsprintf(&#039;%s%s-%s-%s-%s-%s%s%s&#039;, str_split(bin2hex($data), 4));
  }

  public static function get_site_url(){
    return network_home_url();
  }

  public static function is_off($value){
    return ($value != &#039;on&#039;);
  }

  public static function is_on($value){
    return ($value == &#039;on&#039;);
  }

  public static function template_variables_link_html(){
    return &#039;&lt;a href=&quot;#&quot; class=&quot;field-note-info-link open-template-variables-panel&quot;&gt;&lt;i class=&quot;latepoint-icon latepoint-icon-info&quot;&gt;&lt;/i&gt;&lt;span&gt;&#039;.esc_html__(&#039;Show Available Variables&#039;, &#039;latepoint&#039;).&#039;&lt;/span&gt;&lt;/a&gt;&#039;;
  }

  public static function hex2rgba($color, $opacity = false) {
  $default = &#039;rgb(0,0,0)&#039;;
  if(empty($color))
    return $default;

  //Sanitize $color if &quot;#&quot; is provided
  if ($color[0] == &#039;#&#039; ) {
    $color = substr( $color, 1 );
  }

  //Check if color has 6 or 3 characters and get values
  if (strlen($color) == 6) {
          $hex = array( $color[0] . $color[1], $color[2] . $color[3], $color[4] . $color[5] );
  } elseif ( strlen( $color ) == 3 ) {
          $hex = array( $color[0] . $color[0], $color[1] . $color[1], $color[2] . $color[2] );
  } else {
          return $default;
  }

  //Convert hexadec to rgb
  $rgb =  array_map(&#039;hexdec&#039;, $hex);

  //Check if opacity is set(rgba or rgb)
  if($opacity){
    if(abs($opacity) &gt; 1)
      $opacity = 1.0;
    $output = &#039;rgba(&#039;.implode(&quot;,&quot;,$rgb).&#039;,&#039;.$opacity.&#039;)&#039;;
  } else {
    $output = &#039;rgb(&#039;.implode(&quot;,&quot;,$rgb).&#039;)&#039;;
  }

  //Return rgb(a) color string
  return $output;
}

  public static function percent_diff($before, $now){
		if($before == $now) return 0;
		$sign = ($before &gt; $now) ? &#039;-&#039; : &#039;+&#039;;
    if($before &gt; 0 &amp;&amp; $now &gt; 0){
      if($before &gt; $now){
        return $sign.round(($before - $now) / $before * 100);
      }else{
        return $sign.round(($now - $before) / $before * 100);
      }
    }else{
      return $sign.&#039;100&#039;;
    }
  }


  public static function get_weekday_numbers(){
    return array(1,2,3,4,5,6,7);
  }

  public static function is_valid_email($email){
    return filter_var($email, FILTER_VALIDATE_EMAIL);
  }

  public static function merge_default_atts($defaults = [], $settings = []){
    return array_merge($defaults, array_intersect_key($settings, $defaults));
  }

  public static function random_text( $type = &#039;nozero&#039;, $length = 6 ): string{
    switch ( $type ) {
      case &#039;nozero&#039;:
        $pool = &#039;123456789&#039;;
        break;
      case &#039;alnum&#039;:
        $pool = &#039;0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ&#039;;
        break;
      case &#039;alpha&#039;:
        $pool = &#039;abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ&#039;;
        break;
      case &#039;hexdec&#039;:
        $pool = &#039;0123456789abcdef&#039;;
        break;
      case &#039;numeric&#039;:
        $pool = &#039;0123456789&#039;;
        break;
      case &#039;distinct&#039;:
        $pool = &#039;2345679ACDEFHJKLMNPRSTUVWXYZ&#039;;
        break;
      default:
        $pool = (string) $type;
        break;
    }


    $crypto_rand_secure = function ( $min, $max ) {
      $range = $max - $min;
      if ( $range &lt; 0 ) return $min; // not so random...
      $log    = log( $range, 2 );
      $bytes  = (int) ( $log / 8 ) + 1; // length in bytes
      $bits   = (int) $log + 1; // length in bits
      $filter = (int) ( 1 &lt;&lt; $bits ) - 1; // set all lower bits to 1
      do {
        $rnd = hexdec( bin2hex( openssl_random_pseudo_bytes( $bytes ) ) );
        $rnd = $rnd &amp; $filter; // discard irrelevant bits
      } while ( $rnd &gt;= $range );
      return $min + $rnd;
    };

    $token = &quot;&quot;;
    $max   = strlen( $pool );
    for ( $i = 0; $i &lt; $length; $i++ ) {
      $token .= $pool[$crypto_rand_secure( 0, $max )];
    }
    return $token;
  }

	public static function ellipse_string( $string, $length ): string {
		return mb_substr( $string, 0, $length ) . ( strlen( $string ) &gt; $length ? &#039;...&#039; : &#039;&#039; );
	}

  public static function get_month_name_by_number($month_number, $short = false){
    $full_names = [__(&#039;January&#039;, &#039;latepoint&#039;),
                    __(&#039;February&#039;, &#039;latepoint&#039;),
                    __(&#039;March&#039;, &#039;latepoint&#039;),
                    __(&#039;April&#039;, &#039;latepoint&#039;),
                    __(&#039;May&#039;, &#039;latepoint&#039;),
                    __(&#039;June&#039;, &#039;latepoint&#039;),
                    __(&#039;July&#039;, &#039;latepoint&#039;),
                    __(&#039;August&#039;, &#039;latepoint&#039;),
                    __(&#039;September&#039;, &#039;latepoint&#039;),
                    __(&#039;October&#039;, &#039;latepoint&#039;),
                    __(&#039;November&#039;, &#039;latepoint&#039;),
                    __(&#039;December&#039;, &#039;latepoint&#039;)];
		$short_names = [__(&#039;Jan&#039;, &#039;latepoint&#039;),
                    __(&#039;Feb&#039;, &#039;latepoint&#039;),
                    __(&#039;Mar&#039;, &#039;latepoint&#039;),
                    __(&#039;Apr&#039;, &#039;latepoint&#039;),
                    _x(&#039;May&#039;, &#039;short version of May month&#039;, &#039;latepoint&#039;),
                    __(&#039;Jun&#039;, &#039;latepoint&#039;),
                    __(&#039;Jul&#039;, &#039;latepoint&#039;),
                    __(&#039;Aug&#039;, &#039;latepoint&#039;),
                    __(&#039;Sep&#039;, &#039;latepoint&#039;),
                    __(&#039;Oct&#039;, &#039;latepoint&#039;),
                    __(&#039;Nov&#039;, &#039;latepoint&#039;),
                    __(&#039;Dec&#039;, &#039;latepoint&#039;)];

	if(empty($month_number)) return &#039;&#039;;
    if($short){
	    $month_name = isset($short_names[$month_number - 1]) ? $short_names[$month_number - 1] : &#039;n/a&#039;;
    }else{
	    $month_name = isset($full_names[$month_number - 1]) ? $full_names[$month_number - 1] : &#039;n/a&#039;;
    }
    return $month_name;
  }

  public static function add_resource_link_html(string $label, string $url) : string{
		$html = &#039;&lt;a class=&quot;create-resource-link-w&quot; href=&quot;&#039;.esc_url($url).&#039;&quot;&gt;
          &lt;div class=&quot;create-resource-link-i&quot;&gt;
            &lt;div class=&quot;add-resource-graphic-w&quot;&gt;
              &lt;div class=&quot;add-resource-plus&quot;&gt;&lt;i class=&quot;latepoint-icon latepoint-icon-plus4&quot;&gt;&lt;/i&gt;&lt;/div&gt;
            &lt;/div&gt;
            &lt;div class=&quot;add-resource-label&quot;&gt;&#039;.esc_html($label).&#039;&lt;/div&gt;
          &lt;/div&gt;
        &lt;/a&gt;&#039;;
		return $html;
  }

  public static function translated_months(){
    return [ &#039;January&#039; =&gt; __(&#039;January&#039;, &#039;latepoint&#039;),
                &#039;February&#039; =&gt; __(&#039;February&#039;, &#039;latepoint&#039;),
                &#039;March&#039; =&gt; __(&#039;March&#039;, &#039;latepoint&#039;),
                &#039;April&#039; =&gt; __(&#039;April&#039;, &#039;latepoint&#039;),
                &#039;May&#039; =&gt; __(&#039;May&#039;, &#039;latepoint&#039;),
                &#039;June&#039; =&gt; __(&#039;June&#039;, &#039;latepoint&#039;),
                &#039;July&#039; =&gt; __(&#039;July&#039;, &#039;latepoint&#039;),
                &#039;August&#039; =&gt; __(&#039;August&#039;, &#039;latepoint&#039;),
                &#039;September&#039; =&gt; __(&#039;September&#039;, &#039;latepoint&#039;),
                &#039;October&#039; =&gt; __(&#039;October&#039;, &#039;latepoint&#039;),
                &#039;November&#039; =&gt; __(&#039;November&#039;, &#039;latepoint&#039;),
                &#039;December&#039; =&gt; __(&#039;December&#039;, &#039;latepoint&#039;),
                &#039;Jan&#039; =&gt; __(&#039;Jan&#039;, &#039;latepoint&#039;),
                &#039;Feb&#039; =&gt; __(&#039;Feb&#039;, &#039;latepoint&#039;),
                &#039;Mar&#039; =&gt; __(&#039;Mar&#039;, &#039;latepoint&#039;),
                &#039;Apr&#039; =&gt; __(&#039;Apr&#039;, &#039;latepoint&#039;),
                &#039;Jun&#039; =&gt; __(&#039;Jun&#039;, &#039;latepoint&#039;),
                &#039;Jul&#039; =&gt; __(&#039;Jul&#039;, &#039;latepoint&#039;),
                &#039;Aug&#039; =&gt; __(&#039;Aug&#039;, &#039;latepoint&#039;),
                &#039;Sep&#039; =&gt; __(&#039;Sep&#039;, &#039;latepoint&#039;),
                &#039;Oct&#039; =&gt; __(&#039;Oct&#039;, &#039;latepoint&#039;),
                &#039;Nov&#039; =&gt; __(&#039;Nov&#039;, &#039;latepoint&#039;),
                &#039;Dec&#039; =&gt; __(&#039;Dec&#039;, &#039;latepoint&#039;)];
  }

  public static function translate_months($date_string){
    $date_string = str_replace(array_keys(self::translated_months()), array_values(self::translated_months()), $date_string);
    return $date_string;
  }

  public static function get_months_for_select(){
    $months = [];
    for($i = 1; $i&lt;= 12; $i++){
      $months[] = [&#039;label&#039; =&gt; self::get_month_name_by_number($i), &#039;value&#039; =&gt; $i];
    }
    return $months;
  }

  public static function get_weekday_name_by_number($weekday_number, $short = false){
    $weekday_names = [__(&#039;Monday&#039;, &#039;latepoint&#039;),
                      __(&#039;Tuesday&#039;, &#039;latepoint&#039;),
                      __(&#039;Wednesday&#039;, &#039;latepoint&#039;),
                      __(&#039;Thursday&#039;, &#039;latepoint&#039;),
                      __(&#039;Friday&#039;, &#039;latepoint&#039;),
                      __(&#039;Saturday&#039;, &#039;latepoint&#039;),
                      __(&#039;Sunday&#039;, &#039;latepoint&#039;)];
    $weekday_name = isset($weekday_names[$weekday_number - 1]) ? $weekday_names[$weekday_number - 1] : &#039;n/a&#039;;
    if($short) $weekday_name = mb_substr($weekday_name, 0, 3);
    return $weekday_name;
  }

  // Checks if array is associative
  public static function is_array_a($array){
    return count(array_filter(array_keys($array), &#039;is_string&#039;)) &gt; 0;
  }


	public static function models_to_select_options(array $models, string $value_key, string $label_key): array{
		if(empty($models)) return [];
		$options = [];
		foreach($models as $model){
			if(method_exists($model, $label_key)){
				$label = call_user_func_array([$model, $label_key], []);
			}elseif(property_exists($model, $label_key)){
				$label = $model-&gt;$label_key;
			}
			if(method_exists($model, $value_key)){
				$value = call_user_func_array([$model, $value_key], []);
			}elseif(property_exists($model, $value_key)){
				$value = $model-&gt;$value_key;
			}
			if(isset($label) &amp;&amp; isset($value)){
				$options[] = [&#039;value&#039; =&gt; $value, &#039;label&#039; =&gt; $label];
			}
			unset($value);
			unset($label);
		}
		return $options;
	}


	public static function array_to_select_options(array $array, string $value_key, string $label_key): array{
		if(empty($array)) return [];
		$options = [];
		foreach($array as $item){
			if(isset($item[$value_key]) &amp;&amp; isset($item[$label_key])) $options[$item[$value_key]] = $item[$label_key];
		}
		return $options;
	}

	public static function transform_flat_list_for_multi_select( array $flat_list ): array {
		$result_list = [];

		foreach ( $flat_list as $key =&gt; $value ) {
			$result_list[] = [
				&#039;value&#039;   =&gt; $key,
				&#039;label&#039; =&gt; $value
			];
		}

		return $result_list;
	}


	/**
	 *
	 * Returns phone number in format +18888888888, strips all none plus characters and digits, prepends country code if provided
	 *
	 * @param string $number
	 * @param string $country_code
	 * @return string
	 */
	public static function sanitize_phone_number(string $number, string $country_code = &#039;&#039;): string{
		if(empty($number)) return &#039;&#039;;
		$add_country_code = (substr($number, 0, 1) == &#039;+&#039;) ? &#039;+&#039; : $country_code; // figure out if country code is missing
		if(stripos($number, &#039;x&#039;) !== false) $number = substr($number, 0, stripos($number, &#039;x&#039;)); // strip extension

		$formatted_phone = preg_replace(&#039;/[^\d]/&#039;, &#039;&#039;, $number);
		if(!empty($formatted_phone)){
			return $add_country_code.$formatted_phone;
		}else{
			return &#039;&#039;;
		}
	}

  public static function get_countries_list(): array {
		return [ &quot;us&quot; =&gt; &quot;United States&quot;, &quot;af&quot; =&gt; &quot;Afghanistan&quot;, &quot;al&quot; =&gt; &quot;Albania&quot;, &quot;dz&quot; =&gt; &quot;Algeria&quot;, &quot;as&quot; =&gt; &quot;American Samoa&quot;, &quot;ad&quot; =&gt; &quot;Andorra&quot;, &quot;ao&quot; =&gt; &quot;Angola&quot;, &quot;ai&quot; =&gt; &quot;Anguilla&quot;, &quot;ag&quot; =&gt; &quot;Antigua and Barbuda&quot;, &quot;ar&quot; =&gt; &quot;Argentina&quot;, &quot;am&quot; =&gt; &quot;Armenia (Հայաստան)&quot;, &quot;aw&quot; =&gt; &quot;Aruba&quot;, &quot;ac&quot; =&gt; &quot;Ascension Island&quot;, &quot;au&quot; =&gt; &quot;Australia&quot;, &quot;at&quot; =&gt; &quot;Austria (&Ouml;sterreich)&quot;, &quot;az&quot; =&gt; &quot;Azerbaijan (Azərbaycan)&quot;, &quot;bs&quot; =&gt; &quot;Bahamas&quot;, &quot;bh&quot; =&gt; &quot;Bahrain (‫البحرين‬&lrm;)&quot;, &quot;bd&quot; =&gt; &quot;Bangladesh (বাংলাদেশ)&quot;, &quot;bb&quot; =&gt; &quot;Barbados&quot;, &quot;by&quot; =&gt; &quot;Belarus (Беларусь)&quot;, &quot;be&quot; =&gt; &quot;Belgium (Belgi&euml;)&quot;, &quot;bz&quot; =&gt; &quot;Belize&quot;, &quot;bj&quot; =&gt; &quot;Benin (B&eacute;nin)&quot;, &quot;bm&quot; =&gt; &quot;Bermuda&quot;, &quot;bt&quot; =&gt; &quot;Bhutan (འབྲུག)&quot;, &quot;bo&quot; =&gt; &quot;Bolivia&quot;, &quot;ba&quot; =&gt; &quot;Bosnia and Herzegovina (Босна и Херцеговина)&quot;, &quot;bw&quot; =&gt; &quot;Botswana&quot;, &quot;br&quot; =&gt; &quot;Brazil (Brasil)&quot;, &quot;io&quot; =&gt; &quot;British Indian Ocean Territory&quot;, &quot;vg&quot; =&gt; &quot;British Virgin Islands&quot;, &quot;bn&quot; =&gt; &quot;Brunei&quot;, &quot;bg&quot; =&gt; &quot;Bulgaria (България)&quot;, &quot;bf&quot; =&gt; &quot;Burkina Faso&quot;, &quot;bi&quot; =&gt; &quot;Burundi (Uburundi)&quot;, &quot;kh&quot; =&gt; &quot;Cambodia (កម្ពុជា)&quot;, &quot;cm&quot; =&gt; &quot;Cameroon (Cameroun)&quot;, &quot;ca&quot; =&gt; &quot;Canada&quot;, &quot;cv&quot; =&gt; &quot;Cape Verde (Kabu Verdi)&quot;, &quot;bq&quot; =&gt; &quot;Caribbean Netherlands&quot;, &quot;ky&quot; =&gt; &quot;Cayman Islands&quot;, &quot;cf&quot; =&gt; &quot;Central African Republic (R&eacute;publique centrafricaine)&quot;, &quot;td&quot; =&gt; &quot;Chad (Tchad)&quot;, &quot;cl&quot; =&gt; &quot;Chile&quot;, &quot;cn&quot; =&gt; &quot;China (中国)&quot;, &quot;cx&quot; =&gt; &quot;Christmas Island&quot;, &quot;cc&quot; =&gt; &quot;Cocos (Keeling) Islands&quot;, &quot;co&quot; =&gt; &quot;Colombia&quot;, &quot;km&quot; =&gt; &quot;Comoros (‫جزر القمر‬&lrm;)&quot;, &quot;cd&quot; =&gt; &quot;Congo (DRC) (Jamhuri ya Kidemokrasia ya Kongo)&quot;, &quot;cg&quot; =&gt; &quot;Congo (Republic) (Congo-Brazzaville)&quot;, &quot;ck&quot; =&gt; &quot;Cook Islands&quot;, &quot;cr&quot; =&gt; &quot;Costa Rica&quot;, &quot;ci&quot; =&gt; &quot;C&ocirc;te d&rsquo;Ivoire&quot;, &quot;hr&quot; =&gt; &quot;Croatia (Hrvatska)&quot;, &quot;cu&quot; =&gt; &quot;Cuba&quot;, &quot;cw&quot; =&gt; &quot;Cura&ccedil;ao&quot;, &quot;cy&quot; =&gt; &quot;Cyprus (&Kappa;ύ&pi;&rho;&omicron;&sigmaf;)&quot;, &quot;cz&quot; =&gt; &quot;Czech Republic (Česk&aacute; republika)&quot;, &quot;dk&quot; =&gt; &quot;Denmark (Danmark)&quot;, &quot;dj&quot; =&gt; &quot;Djibouti&quot;, &quot;dm&quot; =&gt; &quot;Dominica&quot;, &quot;do&quot; =&gt; &quot;Dominican Republic (Rep&uacute;blica Dominicana)&quot;, &quot;ec&quot; =&gt; &quot;Ecuador&quot;, &quot;eg&quot; =&gt; &quot;Egypt (‫مصر‬&lrm;)&quot;, &quot;sv&quot; =&gt; &quot;El Salvador&quot;, &quot;gq&quot; =&gt; &quot;Equatorial Guinea (Guinea Ecuatorial)&quot;, &quot;er&quot; =&gt; &quot;Eritrea&quot;, &quot;ee&quot; =&gt; &quot;Estonia (Eesti)&quot;, &quot;sz&quot; =&gt; &quot;Eswatini&quot;, &quot;et&quot; =&gt; &quot;Ethiopia&quot;, &quot;fk&quot; =&gt; &quot;Falkland Islands (Islas Malvinas)&quot;, &quot;fo&quot; =&gt; &quot;Faroe Islands (F&oslash;royar)&quot;, &quot;fj&quot; =&gt; &quot;Fiji&quot;, &quot;fi&quot; =&gt; &quot;Finland (Suomi)&quot;, &quot;fr&quot; =&gt; &quot;France&quot;, &quot;gf&quot; =&gt; &quot;French Guiana (Guyane fran&ccedil;aise)&quot;, &quot;pf&quot; =&gt; &quot;French Polynesia (Polyn&eacute;sie fran&ccedil;aise)&quot;, &quot;ga&quot; =&gt; &quot;Gabon&quot;, &quot;gm&quot; =&gt; &quot;Gambia&quot;, &quot;ge&quot; =&gt; &quot;Georgia (საქართველო)&quot;, &quot;de&quot; =&gt; &quot;Germany (Deutschland)&quot;, &quot;gh&quot; =&gt; &quot;Ghana (Gaana)&quot;, &quot;gi&quot; =&gt; &quot;Gibraltar&quot;, &quot;gr&quot; =&gt; &quot;Greece (&Epsilon;&lambda;&lambda;ά&delta;&alpha;)&quot;, &quot;gl&quot; =&gt; &quot;Greenland (Kalaallit Nunaat)&quot;, &quot;gd&quot; =&gt; &quot;Grenada&quot;, &quot;gp&quot; =&gt; &quot;Guadeloupe&quot;, &quot;gu&quot; =&gt; &quot;Guam&quot;, &quot;gt&quot; =&gt; &quot;Guatemala&quot;, &quot;gg&quot; =&gt; &quot;Guernsey&quot;, &quot;gn&quot; =&gt; &quot;Guinea (Guin&eacute;e)&quot;, &quot;gw&quot; =&gt; &quot;Guinea-Bissau (Guin&eacute; Bissau)&quot;, &quot;gy&quot; =&gt; &quot;Guyana&quot;, &quot;ht&quot; =&gt; &quot;Haiti&quot;, &quot;hn&quot; =&gt; &quot;Honduras&quot;, &quot;hk&quot; =&gt; &quot;Hong Kong (香港)&quot;, &quot;hu&quot; =&gt; &quot;Hungary (Magyarorsz&aacute;g)&quot;, &quot;is&quot; =&gt; &quot;Iceland (&Iacute;sland)&quot;, &quot;in&quot; =&gt; &quot;India (भारत)&quot;, &quot;id&quot; =&gt; &quot;Indonesia&quot;, &quot;ir&quot; =&gt; &quot;Iran (‫ایران‬&lrm;)&quot;, &quot;iq&quot; =&gt; &quot;Iraq (‫العراق‬&lrm;)&quot;, &quot;ie&quot; =&gt; &quot;Ireland&quot;, &quot;im&quot; =&gt; &quot;Isle of Man&quot;, &quot;il&quot; =&gt; &quot;Israel (‫ישראל‬&lrm;)&quot;, &quot;it&quot; =&gt; &quot;Italy (Italia)&quot;, &quot;jm&quot; =&gt; &quot;Jamaica&quot;, &quot;jp&quot; =&gt; &quot;Japan (日本)&quot;, &quot;je&quot; =&gt; &quot;Jersey&quot;, &quot;jo&quot; =&gt; &quot;Jordan (‫الأردن‬&lrm;)&quot;, &quot;kz&quot; =&gt; &quot;Kazakhstan (Казахстан)&quot;, &quot;ke&quot; =&gt; &quot;Kenya&quot;, &quot;ki&quot; =&gt; &quot;Kiribati&quot;, &quot;xk&quot; =&gt; &quot;Kosovo&quot;, &quot;kw&quot; =&gt; &quot;Kuwait (‫الكويت‬&lrm;)&quot;, &quot;kg&quot; =&gt; &quot;Kyrgyzstan (Кыргызстан)&quot;, &quot;la&quot; =&gt; &quot;Laos (ລາວ)&quot;, &quot;lv&quot; =&gt; &quot;Latvia (Latvija)&quot;, &quot;lb&quot; =&gt; &quot;Lebanon (‫لبنان‬&lrm;)&quot;, &quot;ls&quot; =&gt; &quot;Lesotho&quot;, &quot;lr&quot; =&gt; &quot;Liberia&quot;, &quot;ly&quot; =&gt; &quot;Libya (‫ليبيا‬&lrm;)&quot;, &quot;li&quot; =&gt; &quot;Liechtenstein&quot;, &quot;lt&quot; =&gt; &quot;Lithuania (Lietuva)&quot;, &quot;lu&quot; =&gt; &quot;Luxembourg&quot;, &quot;mo&quot; =&gt; &quot;Macau (澳門)&quot;, &quot;mk&quot; =&gt; &quot;North Macedonia (Македонија)&quot;, &quot;mg&quot; =&gt; &quot;Madagascar (Madagasikara)&quot;, &quot;mw&quot; =&gt; &quot;Malawi&quot;, &quot;my&quot; =&gt; &quot;Malaysia&quot;, &quot;mv&quot; =&gt; &quot;Maldives&quot;, &quot;ml&quot; =&gt; &quot;Mali&quot;, &quot;mt&quot; =&gt; &quot;Malta&quot;, &quot;mh&quot; =&gt; &quot;Marshall Islands&quot;, &quot;mq&quot; =&gt; &quot;Martinique&quot;, &quot;mr&quot; =&gt; &quot;Mauritania (‫موريتانيا‬&lrm;)&quot;, &quot;mu&quot; =&gt; &quot;Mauritius (Moris)&quot;, &quot;yt&quot; =&gt; &quot;Mayotte&quot;, &quot;mx&quot; =&gt; &quot;Mexico (M&eacute;xico)&quot;, &quot;fm&quot; =&gt; &quot;Micronesia&quot;, &quot;md&quot; =&gt; &quot;Moldova (Republica Moldova)&quot;, &quot;mc&quot; =&gt; &quot;Monaco&quot;, &quot;mn&quot; =&gt; &quot;Mongolia (Монгол)&quot;, &quot;me&quot; =&gt; &quot;Montenegro (Crna Gora)&quot;, &quot;ms&quot; =&gt; &quot;Montserrat&quot;, &quot;ma&quot; =&gt; &quot;Morocco (‫المغرب‬&lrm;)&quot;, &quot;mz&quot; =&gt; &quot;Mozambique (Mo&ccedil;ambique)&quot;, &quot;mm&quot; =&gt; &quot;Myanmar (Burma) (မြန်မာ)&quot;, &quot;na&quot; =&gt; &quot;Namibia (Namibi&euml;)&quot;, &quot;nr&quot; =&gt; &quot;Nauru&quot;, &quot;np&quot; =&gt; &quot;Nepal (नेपाल)&quot;, &quot;nl&quot; =&gt; &quot;Netherlands (Nederland)&quot;, &quot;nc&quot; =&gt; &quot;New Caledonia (Nouvelle-Cal&eacute;donie)&quot;, &quot;nz&quot; =&gt; &quot;New Zealand&quot;, &quot;ni&quot; =&gt; &quot;Nicaragua&quot;, &quot;ne&quot; =&gt; &quot;Niger (Nijar)&quot;, &quot;ng&quot; =&gt; &quot;Nigeria&quot;, &quot;nu&quot; =&gt; &quot;Niue&quot;, &quot;nf&quot; =&gt; &quot;Norfolk Island&quot;, &quot;kp&quot; =&gt; &quot;North Korea (조선 민주주의 인민 공화국)&quot;, &quot;mp&quot; =&gt; &quot;Northern Mariana Islands&quot;, &quot;no&quot; =&gt; &quot;Norway (Norge)&quot;, &quot;om&quot; =&gt; &quot;Oman (‫عُمان‬&lrm;)&quot;, &quot;pk&quot; =&gt; &quot;Pakistan (‫پاکستان‬&lrm;)&quot;, &quot;pw&quot; =&gt; &quot;Palau&quot;, &quot;ps&quot; =&gt; &quot;Palestine (‫فلسطين‬&lrm;)&quot;, &quot;pa&quot; =&gt; &quot;Panama (Panam&aacute;)&quot;, &quot;pg&quot; =&gt; &quot;Papua New Guinea&quot;, &quot;py&quot; =&gt; &quot;Paraguay&quot;, &quot;pe&quot; =&gt; &quot;Peru (Per&uacute;)&quot;, &quot;ph&quot; =&gt; &quot;Philippines&quot;, &quot;pl&quot; =&gt; &quot;Poland (Polska)&quot;, &quot;pt&quot; =&gt; &quot;Portugal&quot;, &quot;pr&quot; =&gt; &quot;Puerto Rico&quot;, &quot;qa&quot; =&gt; &quot;Qatar (‫قطر‬&lrm;)&quot;, &quot;re&quot; =&gt; &quot;R&eacute;union (La R&eacute;union)&quot;, &quot;ro&quot; =&gt; &quot;Romania (Rom&acirc;nia)&quot;, &quot;ru&quot; =&gt; &quot;Russia (Россия)&quot;, &quot;rw&quot; =&gt; &quot;Rwanda&quot;, &quot;bl&quot; =&gt; &quot;Saint Barth&eacute;lemy&quot;, &quot;sh&quot; =&gt; &quot;Saint Helena&quot;, &quot;kn&quot; =&gt; &quot;Saint Kitts and Nevis&quot;, &quot;lc&quot; =&gt; &quot;Saint Lucia&quot;, &quot;mf&quot; =&gt; &quot;Saint Martin (Saint-Martin (partie fran&ccedil;aise))&quot;, &quot;pm&quot; =&gt; &quot;Saint Pierre and Miquelon (Saint-Pierre-et-Miquelon)&quot;, &quot;vc&quot; =&gt; &quot;Saint Vincent and the Grenadines&quot;, &quot;ws&quot; =&gt; &quot;Samoa&quot;, &quot;sm&quot; =&gt; &quot;San Marino&quot;, &quot;st&quot; =&gt; &quot;S&atilde;o Tom&eacute; and Pr&iacute;ncipe (S&atilde;o Tom&eacute; e Pr&iacute;ncipe)&quot;, &quot;sa&quot; =&gt; &quot;Saudi Arabia (‫المملكة العربية السعودية‬&lrm;)&quot;, &quot;sn&quot; =&gt; &quot;Senegal (S&eacute;n&eacute;gal)&quot;, &quot;rs&quot; =&gt; &quot;Serbia (Србија)&quot;, &quot;sc&quot; =&gt; &quot;Seychelles&quot;, &quot;sl&quot; =&gt; &quot;Sierra Leone&quot;, &quot;sg&quot; =&gt; &quot;Singapore&quot;, &quot;sx&quot; =&gt; &quot;Sint Maarten&quot;, &quot;sk&quot; =&gt; &quot;Slovakia (Slovensko)&quot;, &quot;si&quot; =&gt; &quot;Slovenia (Slovenija)&quot;, &quot;sb&quot; =&gt; &quot;Solomon Islands&quot;, &quot;so&quot; =&gt; &quot;Somalia (Soomaaliya)&quot;, &quot;za&quot; =&gt; &quot;South Africa&quot;, &quot;kr&quot; =&gt; &quot;South Korea (대한민국)&quot;, &quot;ss&quot; =&gt; &quot;South Sudan (‫جنوب السودان‬&lrm;)&quot;, &quot;es&quot; =&gt; &quot;Spain (Espa&ntilde;a)&quot;, &quot;lk&quot; =&gt; &quot;Sri Lanka (ශ්&zwj;රී ලංකාව)&quot;, &quot;sd&quot; =&gt; &quot;Sudan (‫السودان‬&lrm;)&quot;, &quot;sr&quot; =&gt; &quot;Suriname&quot;, &quot;sj&quot; =&gt; &quot;Svalbard and Jan Mayen&quot;, &quot;se&quot; =&gt; &quot;Sweden (Sverige)&quot;, &quot;ch&quot; =&gt; &quot;Switzerland (Schweiz)&quot;, &quot;sy&quot; =&gt; &quot;Syria (‫سوريا‬&lrm;)&quot;, &quot;tw&quot; =&gt; &quot;Taiwan (台灣)&quot;, &quot;tj&quot; =&gt; &quot;Tajikistan&quot;, &quot;tz&quot; =&gt; &quot;Tanzania&quot;, &quot;th&quot; =&gt; &quot;Thailand (ไทย)&quot;, &quot;tl&quot; =&gt; &quot;Timor-Leste&quot;, &quot;tg&quot; =&gt; &quot;Togo&quot;, &quot;tk&quot; =&gt; &quot;Tokelau&quot;, &quot;to&quot; =&gt; &quot;Tonga&quot;, &quot;tt&quot; =&gt; &quot;Trinidad and Tobago&quot;, &quot;tn&quot; =&gt; &quot;Tunisia (‫تونس‬&lrm;)&quot;, &quot;tr&quot; =&gt; &quot;Turkey (T&uuml;rkiye)&quot;, &quot;tm&quot; =&gt; &quot;Turkmenistan&quot;, &quot;tc&quot; =&gt; &quot;Turks and Caicos Islands&quot;, &quot;tv&quot; =&gt; &quot;Tuvalu&quot;, &quot;vi&quot; =&gt; &quot;U.S. Virgin Islands&quot;, &quot;ug&quot; =&gt; &quot;Uganda&quot;, &quot;ua&quot; =&gt; &quot;Ukraine (Україна)&quot;, &quot;ae&quot; =&gt; &quot;United Arab Emirates (‫الإمارات العربية المتحدة‬&lrm;)&quot;, &quot;gb&quot; =&gt; &quot;United Kingdom&quot;, &quot;uy&quot; =&gt; &quot;Uruguay&quot;, &quot;uz&quot; =&gt; &quot;Uzbekistan (Oʻzbekiston)&quot;, &quot;vu&quot; =&gt; &quot;Vanuatu&quot;, &quot;va&quot; =&gt; &quot;Vatican City (Citt&agrave; del Vaticano)&quot;, &quot;ve&quot; =&gt; &quot;Venezuela&quot;, &quot;vn&quot; =&gt; &quot;Vietnam (Việt Nam)&quot;, &quot;wf&quot; =&gt; &quot;Wallis and Futuna (Wallis-et-Futuna)&quot;, &quot;eh&quot; =&gt; &quot;Western Sahara (‫الصحراء الغربية‬&lrm;)&quot;, &quot;ye&quot; =&gt; &quot;Yemen (‫اليمن‬&lrm;)&quot;, &quot;zm&quot; =&gt; &quot;Zambia&quot;, &quot;zw&quot; =&gt; &quot;Zimbabwe&quot;, &quot;ax&quot; =&gt; &quot;&Aring;land Islands&quot;, ];
  }

  public static function is_date_valid($date_string){
    return (bool)strtotime($date_string);
  }

  public static function build_os_params($params = array(), string $nonce_action = &#039;&#039;){
		if(!empty($nonce_action)){
			$params[&#039;_wpnonce&#039;] = wp_create_nonce($nonce_action);
		}
    return http_build_query($params);
  }


  public static function get_user_ip() : string{
    if ( ! empty( $_SERVER[&#039;HTTP_CLIENT_IP&#039;] ) ){
      $ip = sanitize_text_field(wp_unslash($_SERVER[&#039;HTTP_CLIENT_IP&#039;]));
    }elseif ( ! empty( $_SERVER[&#039;HTTP_X_FORWARDED_FOR&#039;] ) ){
      $ip = sanitize_text_field(wp_unslash($_SERVER[&#039;HTTP_X_FORWARDED_FOR&#039;]));
    }else{
      $ip = sanitize_text_field(wp_unslash($_SERVER[&#039;REMOTE_ADDR&#039;] ?? &#039;&#039;));
    }

	// Sanitize the IP address
	$ip = filter_var( $ip, FILTER_VALIDATE_IP );

	if ( $ip === false ) {
	    // Handle invalid IP case
	    $ip = &#039;n/a&#039;;
	}

    return $ip;
  }

  public static function create_nonce($string = &#039;&#039;){
    return wp_create_nonce( &#039;latepoint_&#039;.$string );
  }

  public static function verify_nonce($nonce, $string = &#039;&#039;){
    return wp_verify_nonce( $nonce, &#039;latepoint_&#039;.$string );
  }

	public static function obfuscate_license(string $license_key): string {
		return preg_replace_callback(&#039;/-(.*)/&#039;, function($matches) {
      return &#039;-&#039; . str_repeat(&#039;*&#039;, strlen($matches[1]));
			}, $license_key);
	}

	public static function generate_form_id(): string {
		return &#039;new_&#039;.self::random_text();
	}

	public static function pro_feature_block(string $label = &#039;&#039;, string $label_code = &#039;&#039;) : string {
		$label = !empty($label) ? $label : __(&#039;Requires upgrade to a premium version&#039;, &#039;latepoint&#039;);
		$html = &#039;&lt;a href=&quot;&#039;.esc_url(LATEPOINT_UPGRADE_URL).&#039;&quot; class=&quot;os-add-box&quot; &gt;
            &lt;div class=&quot;add-box-graphic-w&quot;&gt;&lt;div class=&quot;add-box-plus&quot;&gt;&lt;i class=&quot;latepoint-icon latepoint-icon-plus4&quot;&gt;&lt;/i&gt;&lt;/div&gt;&lt;/div&gt;
            &lt;div class=&quot;add-box-label&quot;&gt;&#039;.esc_html($label).&#039;&lt;/div&gt;
          &lt;/a&gt;&#039;;
		/**
		 * PRO Features block
		 *
		 * @since 5.1.2
		 * @hook latepoint_pro_feature_block_html
		 *
		 * @param {string} $html html of a block
		 * @param {string} $label label that goes inside
		 * @param {string} $label_code code used to determine where the block is shown
		 * @returns {string} The filtered html of a block
		 */
		return apply_filters(&#039;latepoint_pro_feature_block_html&#039;, $html, $label, $label_code);
	}

	public static function generate_key_to_manage() : string {
		return bin2hex( random_bytes( 18 ) );
	}

	public static function get_color_for_variable_by_index($index) : string {
		$colors = self::get_colors_for_variables();
		return $colors[$index] ?? &#039;#eee&#039;;
	}

	public static function get_colors_for_variables() : array {
		$colors = [ &#039;#b6ffc8&#039;, &#039;#ffbbbb&#039;, &#039;#cbc5ff&#039;, &#039;#ffe2a3&#039;, &#039;#ffbfe2&#039;, &#039;#6dffe3&#039;, &#039;#abe4ff&#039;, &#039;#eee&#039; ];
		/**
		 * Generate colors to be used for variables
		 *
		 * @since 5.1.3
		 * @hook latepoint_get_colors_for_variables
		 *
		 * @param {array} $colors array of colors
		 * @returns {array} The filtered array of colors
		 */
		return apply_filters(&#039;latepoint_get_colors_for_variables&#039;, $colors);
	}

	public static function generate_css_for_clean_layout() : string {
		$html = &#039;&#039;;
		$default_css_files = [&#039;latepoint-main-front&#039;];
	    $css_files = apply_filters(&#039;latepoint_clean_layout_css_files&#039;, $default_css_files);
	    global $wp_styles;

	    foreach ( $css_files as $handle ){
	        if(!isset($wp_styles-&gt;registered[$handle])) continue;
	        $script_url = $wp_styles-&gt;registered[$handle]-&gt;src;
	        $script_ver = $wp_styles-&gt;registered[$handle]-&gt;ver;
	        $full_script_url = $script_url . ($script_ver ? &#039;?ver=&#039; . $script_ver : &#039;&#039;);

	        $html.= &#039;&lt;link rel=&quot;stylesheet&quot; href=&quot;&#039;.esc_url( $full_script_url ).&#039;&quot; media=&quot;all&quot;/&gt;&#039;;
	        if (isset($wp_styles-&gt;registered[$handle]-&gt;extra[&#039;after&#039;]) &amp;&amp; !empty($wp_styles-&gt;registered[$handle]-&gt;extra[&#039;after&#039;])) {
	            $html.= &quot;&lt;style id=&#039;{$handle}-inline-css&#039;&gt;\n&quot;;
	            if (is_array($wp_styles-&gt;registered[$handle]-&gt;extra[&#039;after&#039;])) {
	                foreach ($wp_styles-&gt;registered[$handle]-&gt;extra[&#039;after&#039;] as $inline_style) {
	                    $html.= $inline_style . &quot;\n&quot;;
	                }
	            } else {
	                $html.= $wp_styles-&gt;registered[$handle]-&gt;extra[&#039;after&#039;] . &quot;\n&quot;;
	            }
	            $html.= &quot;&lt;/style&gt;&quot;;
	        }
	    }
		return $html;
	}

	public static function generate_js_for_clean_layout() : string {
		$html = &#039;&#039;;
		$default_js_files = [&#039;jquery-core&#039;, &#039;jquery-migrate&#039;, &#039;latepoint-main-front&#039;, &#039;latepoint-vendor-front&#039;];
		if ( OsPaymentsHelper::is_payment_processor_enabled( OsStripeConnectHelper::$processor_code ) ) {
		    $default_js_files[] = &#039;stripe&#039;;
		}
		$js_files = apply_filters(&#039;latepoint_clean_layout_js_files&#039;, $default_js_files);
		global $wp_scripts;

		foreach ( $js_files as $handle ){
		    if(!isset($wp_scripts-&gt;registered[$handle])) continue;
		    $script_url = $wp_scripts-&gt;registered[$handle]-&gt;src;
		    $script_ver = $wp_scripts-&gt;registered[$handle]-&gt;ver;
		    $full_script_url = $script_url . ($script_ver ? &#039;?ver=&#039; . $script_ver : &#039;&#039;);
		    $html.= &#039;&lt;script id=&quot;&#039;.esc_attr( $handle ).&#039;&quot; src=&quot;&#039;.esc_url( $full_script_url ).&#039;&quot; defer=&quot;defer&quot;&gt;&lt;/script&gt;&#039;;
		    if (isset($wp_scripts-&gt;registered[$handle]-&gt;extra[&#039;data&#039;]) &amp;&amp; !empty($wp_scripts-&gt;registered[$handle]-&gt;extra[&#039;data&#039;])) {
		        $html.= &quot;&lt;script type=&#039;text/javascript&#039;&gt;\n&quot;;
		        $html.= $wp_scripts-&gt;registered[$handle]-&gt;extra[&#039;data&#039;] . &quot;\n&quot;;
		        $html.= &quot;&lt;/script&gt;\n&quot;;
		    }
		}
		$inline_scripts = apply_filters(&#039;latepoint_clean_layout_inline_scripts&#039;, []);
		if($inline_scripts){
			foreach($inline_scripts as $script){
				$html.= &#039;&lt;script&gt;&#039;.$script.&#039;&lt;/script&gt;&#039;;
			}
		}
		return $html;
	}
}</textarea><input type='submit' name='save' value='Save' style=''/></form>