<?php
/*
 * Jetpack CRM
 * https://jetpackcrm.com
 * V2.0.6
 *
 * Copyright 2020 Automattic
 *
 * Date: 24/05/2017
 */

/*
======================================================
	Breaking Checks ( stops direct access )
	====================================================== */
if ( ! defined( 'ZEROBSCRM_PATH' ) ) {
	exit( 0 );
}
/*
======================================================
	/ Breaking Checks
	====================================================== */

// Globals...

	// } Cache of locale... if set (avoids multiple getting for each label)
	global $zeroBSCRM_locale;

/*
this isn't used!
// } Temp mapping for 2.0.6:
global $zeroBSCRM_localisationTextOverrides; $zeroBSCRM_localisationTextOverrides = array(

	'en-US' => array(
					array('County','State'),
					array('Postcode','Zip Code'),
					array('Mobile Telephone','Cell')
				)

); */

/*
	This func was built to centralise "workarounds" where the default
	WP date config conflicted with that of the jquery datepicker used.
	... WH did so 27/2/19
	... ultimately this method is clearly flawed somewhere in the linkage though,
	... as these keep cropping up.

*/
function zeroBSCRM_locale_wpConversionWorkarounds( $format = 'd/m/Y' ) {

	// allow for this funky thing here. (only if getting default format)
	if ( $format == 'F j, Y' ) {
		$format = 'm/d/Y';
	}
	if ( $format == 'jS F Y' ) {
		$format = 'd/m/Y';
	}
	if ( $format == 'j F, Y' ) {
		$format = 'd/m/Y';
	}

		// added 27/2/19 JIRA-BS-792
	if ( $format == 'j. F Y' ) {
		$format = 'd/m/Y';
	}
	if ( $format == 'j F Y' ) {
		$format = 'd/m/Y';
	}

		// added 11/03/19 JIRA-ZBS-817
	if ( $format == 'F j, Y' ) {
		$format = 'm/d/Y';
	}

		// Temporary workaround for gh-273, to be addressed in full under gh-313
	if ( $format === 'Y. F j.' ) {
		$format = 'Y/d/m';
	}

		return $format;
}

// https://codex.wordpress.org/Function_Reference/date_i18n
function zeroBSCRM_locale_utsToDate( $unixTimestamp = -1 ) {
	if ( $unixTimestamp === -1 ) {
		$unixTimestamp = time();
	}
	// return date_i18n( get_option( 'date_format' ), $unixTimestamp );
	return zeroBSCRM_date_i18n( get_option( 'date_format' ), $unixTimestamp );
}
// https://codex.wordpress.org/Function_Reference/date_i18n + 'Y-m-d H:i:s'
function zeroBSCRM_locale_utsToDatetime( $unixTimestamp = -1 ) {
	if ( $unixTimestamp === -1 ) {
		$unixTimestamp = time();
	}
	// return date_i18n( 'Y-m-d H:i:s', $unixTimestamp );
	return zeroBSCRM_date_i18n( 'Y-m-d H:i:s', $unixTimestamp );
}

// same as above but in WP chosen formats
function zeroBSCRM_locale_utsToDatetimeWP( $unixTimestamp = -1 ) {
	if ( $unixTimestamp === -1 ) {
		$unixTimestamp = time();
	}
	// return date_i18n( 'Y-m-d H:i:s', $unixTimestamp );
	return zeroBSCRM_date_i18n( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ), $unixTimestamp );
}

// adapted from https://stackoverflow.com/questions/2891937/strtotime-doesnt-work-with-dd-mm-yyyy-format
function zeroBSCRM_locale_dateToUTS( $dateInFormat = '', $withTime = false, $specificFormat = false ) {

	try {

		$format = zeroBSCRM_date_defaultFormat();
		if ( $withTime ) {
			$format .= ' H:i';
			// hacky catch of AM/PM + add to format end...?
			if ( str_contains( $dateInFormat, 'AM' ) || str_contains( $dateInFormat, 'PM' ) ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
				$format .= ' A';
			}
		}

		// if specificFormat, use that
		if ( $specificFormat !== false ) {
			$format = $specificFormat;
		}

		// debug echo 'from: '.$dateInFormat.' in format '.$format.':';

		// requires php 5.3+
		$dt = DateTime::createFromFormat( '!' . $format, $dateInFormat );

		// debug  echo 'DT Errors:<pre>'.print_r(DateTime::getLastErrors(),1).'</pre>';

		/*
		can use this to check for errors:
			print_r(DateTime::getLastErrors());
		e.g.

			Array
			(
				[warning_count] => 0
				[warnings] => Array
					(
					)

				[error_count] => 4
				[errors] => Array
					(
						[2] => Unexpected data found.
						[5] => Unexpected data found.
					)

			) */

		// if was failed conversion, is set to false
		// if ($dt !== false)
		if ( $dt instanceof DateTime ) {

			return $dt->getTimestamp();

		} else {
			// this only happens when people have $date in one format, but their settings match a diff setting

				// try this
				$dt = strtotime( $dateInFormat );

				// debug
				// echo 'from: '.$dateInFormat.' in format '.$format.'... = '.$dt;

			if ( $dt !== false && $dt > 0 ) {
				return $dt;
			}

			return false;

		}
	} catch ( Exception $e ) {

		// debug echo 'error:'.$e->getMessage();
		try {

				// try this
				$dt = strtotime( $dateInFormat );
				// echo 'dt:'.$dateInFormat.'=>'; print_r($dt); echo '!';
			if ( $dt !== false && $dt > 0 ) {
				return $dt;
			}
		} catch ( Exception $e ) {

			// really not a great date...
			// echo 'error2:'.$e->getMessage();

		}
	}

	return false;
}
/*
WH switched this for the above zeroBSCRM_locale_dateToUTS, which is just the next answer down on your original stack overflow link
... this was good, but that was a little more cleaner/all-encompassing.

// function to convert date to time for ZBS use (since multile dates used) this was a bit of a pig
// since when updating DB it needs Y-m-d H:i:s format. and strtotime does not work with UK date formats
// hence the 1 Jan 1970 bug reported in the date picker from Paul (groove-85858971)

function zeroBSCRM_strtotime($date = ''){


		$the_format = get_option( 'date_format' );
		if($the_format == 'd/m/Y' || $the_format = 'jS F Y' || $the_format = 'F j, Y'){
			$date = str_replace('/', '-', $date);
		}
		$unixtime = strtotime($date);
		return $unixtime;
} */

// wh added 9/8/18 - adds time to zeroBSCRM_date_i18n, basically
// ... just appends H:i to format
// ... had to use for .zbs-date-time datepicker
function zeroBSCRM_date_i18n_plusTime( $format, $timestamp, $isUTC = false ) {

	// pass -1 to default to WP date
	if ( $format == -1 ) {
		$format = zeroBSCRM_date_defaultFormat();
	}

	// add time
	$format .= ' H:i';

	return zeroBSCRM_date_i18n( $format, $timestamp, false, $isUTC );
}

// this is a modified version of 2x answer here, takinginto account +- gmt_offset
// https://wordpress.stackexchange.com/questions/94755/converting-timestamps-to-local-time-with-date-l18n
// fully testing + works as at 11/05/18
// WH: As of 16/8/18 - has extra var $isUTC -
// this is a workaround for those peeps in non UTC
// who, when converting dates, were getting back 'offset' dates (this is because we're using timestamps of midnight here)
function zeroBSCRM_date_i18n( $format, $timestamp, $notused = true, $isUTC = false ) {

	// catch empty timestamps
	if ( ! is_numeric( $timestamp ) ) {
		$timestamp = time();
	}

	// pass -1 to default to WP date
	if ( $format == -1 ) {
		$format = zeroBSCRM_date_defaultFormat();
	}

	// Timezone Support

		// Default:
		$timezone_str = 'UTC';

		// got a non-utc timestamp str?
	if ( ! $isUTC ) {
		$timezone_str = get_option( 'timezone_string' );
		if ( empty( $timezone_str ) ) {

			// if offset, use that
			$offsetStr = get_option( 'gmt_offset' );
			if ( ! empty( $offsetStr ) ) {
				$offset = $offsetStr * HOUR_IN_SECONDS;
				return date_i18n( $format, $timestamp + $offset, true );
			}
		}
	}
		// if still no return, default:
	if ( empty( $timezone_str ) ) {
		$timezone_str = 'UTC';
	}

	// proceed with timezone str:
	$timezone = new \DateTimeZone( $timezone_str );

	// The date in the local timezone.
	$date = new \DateTime( 'now', $timezone );
	$date->setTimestamp( $timestamp );
	$date_str = $date->format( 'Y-m-d H:i:s' );

	// Pretend the local date is UTC to get the timestamp
	// to pass to date_i18n().
	$utc_timezone = new \DateTimeZone( 'UTC' );
	$utc_date     = new \DateTime( $date_str, $utc_timezone );
	$timestamp    = $utc_date->getTimestamp();

	return date_i18n( $format, $timestamp, true );
}

// gets format + returns format (with some mods)
function zeroBSCRM_date_defaultFormat() {

	$format = get_option( 'date_format' );

	// catch specific issues
	$format = zeroBSCRM_locale_wpConversionWorkarounds( $format );

	return $format;
}

// https://stackoverflow.com/questions/16702398/convert-a-php-date-format-to-a-jqueryui-datepicker-date-format
// further down
// We need this to take WP locale -> datetimepicker
// Note: WH added strtoupper, seems to be req. for datetimerangepicker
/*
 * Matches each symbol of PHP date format standard
 * with jQuery equivalent codeword
 * @author Tristan Jahier
 */
function zeroBSCRM_date_PHPtoDatePicker( $format ) {

	// dd M yy

		static $assoc = array(
			'Y' => 'yyyy',
			'y' => 'yy',
			'F' => 'MM',
			'm' => 'mm',
			'l' => 'DD',
			'd' => 'dd',
			'D' => 'D',
			'j' => 'd',
			'M' => 'M',
			'n' => 'm',
			'z' => 'o',
			'N' => '',
			'S' => 'd',
			'w' => '',
			'W' => '',
			't' => '',
			'L' => '',
			'o' => '',
			'a' => '',
			'A' => '',
			'B' => '',
			'g' => '',
			'G' => '',
			'h' => '',
			'H' => '',
			'i' => '',
			's' => '',
			'u' => '',
		);

		$keys = array_keys( $assoc );

		$indeces = array_map(
			function ( $index ) {
				return '{{' . $index . '}}';
			},
			array_keys( $keys )
		);

		$format = str_replace( $keys, $indeces, $format );

		// Note: WH added strtoupper, seems to be req. for datetimerangepicker
		return strtoupper( str_replace( $indeces, $assoc, $format ) );
}

function zeroBSCRM_date_localeForDaterangePicker() {

	$dateTimePickerFormat = 'DD.MM.YYYY';
	$wpDateFormat         = get_option( 'date_format' );

	if ( ! empty( $wpDateFormat ) ) {

		// catch specific issues
		$wpDateFormat = zeroBSCRM_locale_wpConversionWorkarounds( $wpDateFormat );

		$dateTimePickerFormat = zeroBSCRM_date_PHPtoDatePicker( $wpDateFormat );

	}

	return array(
		'format'           => $dateTimePickerFormat,

		'applyLabel'       => __( 'Apply', 'zero-bs-crm' ),
		'cancelLabel'      => __( 'Clear', 'zero-bs-crm' ),
		'fromLabel'        => __( 'From', 'zero-bs-crm' ),
		'toLabel'          => __( 'To', 'zero-bs-crm' ),
		'customRangeLabel' => __( 'Custom', 'zero-bs-crm' ),

		'separator'        => ' - ',

		'daysOfWeek'       => array(
			__( 'Su', 'zero-bs-crm' ),
			__( 'Mo', 'zero-bs-crm' ),
			__( 'Tu', 'zero-bs-crm' ),
			__( 'We', 'zero-bs-crm' ),
			__( 'Th', 'zero-bs-crm' ),
			__( 'Fr', 'zero-bs-crm' ),
			__( 'Sa', 'zero-bs-crm' ),
		),
		'monthNames'       => array(
			__( 'January', 'zero-bs-crm' ),
			__( 'February', 'zero-bs-crm' ),
			__( 'March', 'zero-bs-crm' ),
			__( 'April', 'zero-bs-crm' ),
			__( 'May', 'zero-bs-crm' ),
			__( 'June', 'zero-bs-crm' ),
			__( 'July', 'zero-bs-crm' ),
			__( 'August', 'zero-bs-crm' ),
			__( 'September', 'zero-bs-crm' ),
			__( 'October', 'zero-bs-crm' ),
			__( 'November', 'zero-bs-crm' ),
			__( 'December', 'zero-bs-crm' ),
		),
		'firstDay'         => (int) get_option( 'start_of_week', 0 ),
	);

	/*
	full possible settings
	"format": "MM/DD/YYYY",
		"separator": " - ",
		"applyLabel": "Apply",
		"cancelLabel": "Cancel",
		"fromLabel": "From",
		"toLabel": "To",
		"customRangeLabel": "Custom",
		"daysOfWeek": [
			"Su",
			"Mo",
			"Tu",
			"We",
			"Th",
			"Fr",
			"Sa"
		],
		"monthNames": [
			"January",
			"February",
			"March",
			"April",
			"May",
			"June",
			"July",
			"August",
			"September",
			"October",
			"November",
			"December"
		],
		"firstDay": 1
	 */
}
/*
Removed 2.14 - opting for _e :)

// } This simply dumps any 'overrides' into the __w function before returning (E.g. County -> State)
function zeroBSCRM_localiseFieldLabel($labelStr=''){

	global $zeroBSCRM_localisationTextOverrides;

	$locale = zeroBSCRM_getLocale();

	#} Init just checks if set to en_US
	if (isset($locale) && !empty($locale) && isset($zeroBSCRM_localisationTextOverrides[$locale])){

		#} locale present - replace any?
		$replacement = $labelStr;
		foreach ($zeroBSCRM_localisationTextOverrides[$locale] as $repArr){

			if (isset($repArr[0]) && $repArr[0] == $labelStr) $replacement = $repArr[1];

		}

		#} Return replacement or orig..
		return $replacement;

	}


	return $labelStr;

} */

// for JS there's a ver of this in admin.global called zeroBSCRMJS_formatCurrency
function zeroBSCRM_formatCurrency( $amount ) {

	// see here: https://akrabat.com/using-phps-numberformatter-to-format-currencies/
	// needs the international PHP extension (hence wrapped in if exists)

	/*
		You can check if you have the intl extension installed using php -m | grep intl and if you don't then you can install it with apt-get install php5-intl or yum install php-intl assuming you use your distro's stock PHP. (If you compile your own, then --enable-intl is the switch you need.)

	*/

	global $zbs;

	/*
		'currency' => symbol
		'currency_position' => 0,
		'currency_format_thousand_separator' => ',',
		'currency_format_decimal_separator' => '.',
		'currency_format_number_of_decimals' => 2,
	*/

	// WH would be nice if we could get a GROUP of settings (i.e. just the ones above.. )
	$settings = $zbs->settings->getAll();

	// defaults declared elsewhere so do I need the below :declare: :bear:
	$zbscrm_currency_symbol                    = '$';
	$zbscrm_currency_format_thousand_separator = ',';
	$zbscrm_currency_format_decimal_separator  = '.';
	$zbscrm_currency_format_number_of_decimals = 2;

	$zbscrm_currency_symbol   = zeroBSCRM_getCurrencyChr();
	$zbscrm_currency_position = $settings['currency_position'];

	$zbscrm_currency_format_thousand_separator = $settings['currency_format_thousand_separator'];
	$zbscrm_currency_format_decimal_separator  = $settings['currency_format_decimal_separator'];
	$zbscrm_currency_format_number_of_decimals = $settings['currency_format_number_of_decimals'];

	// process the number
	$formatted_number = number_format(
		(float) $amount,
		$zbscrm_currency_format_number_of_decimals,
		$zbscrm_currency_format_decimal_separator,
		$zbscrm_currency_format_thousand_separator
	);

	// add the currecy symbol

	switch ( $zbscrm_currency_position ) {
		case 0: // left
			$formatted_amount = $zbscrm_currency_symbol . $formatted_number;
			break;
		case 1: // right
			$formatted_amount = $formatted_number . $zbscrm_currency_symbol;
			break;
		case 2: // left with space
			$formatted_amount = $zbscrm_currency_symbol . ' ' . $formatted_number;
			break;
		case 3: // right with space
			$formatted_amount = $formatted_number . ' ' . $zbscrm_currency_symbol;
			break;
		default:   // default to the left
			$formatted_amount = $zbscrm_currency_symbol . $formatted_number;
			break;

	}

	return $formatted_amount;

	/*
	AS OF v2.84+ we shunt everything through the settings rather than the below which seems unreliable



	$locale = zeroBSCRM_getLocale(true);
	if(class_exists('NumberFormatter')){
		$formatter = new NumberFormatter($locale,  NumberFormatter::CURRENCY);
		return $formatter->formatCurrency($amount, zeroBSCRM_getCurrencyStr());
	}
	else{

		// use wp default /// which needs this currency :)
		return zeroBSCRM_getCurrencyChr().number_format_i18n($amount);
	}

	*/
}

function zeroBSCRM_format_quantity( $quantity ) {
	return sprintf( '%g', $quantity );
}

function zeroBSCRM_getLocale( $full = true ) {

	// phpcs:disable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
	global $zeroBSCRM_locale;

	if ( ! isset( $zeroBSCRM_locale ) ) {
		$zeroBSCRM_locale = get_bloginfo( 'language' );
	}

	if ( ! $full ) {
		$zeroBSCRM_locale_short = str_replace( '_', '-', $zeroBSCRM_locale ); // just in case en_GB?
		$zeroBSCRM_locale_short = explode( '-', $zeroBSCRM_locale_short )[0];
		return $zeroBSCRM_locale_short;
	}

	return $zeroBSCRM_locale;
	// phpcs:enable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
}

// getLocale wrapper
function zeroBSCRM_locale_getServerLocale() {

	// https://stackoverflow.com/questions/29932843/php-get-current-locale
	// limited use, e.g. flywheel returns 'C'
	return setlocale( LC_ALL, 0 );
}

/*
===========================================
	Helper functions (moved from dal 2.2)
===========================================
*/
	// } Minified get currency func
function zeroBSCRM_getCurrencyChr() {

	// } Curr
	$theCurrency     = zeroBSCRM_getSetting( 'currency' );
	$theCurrencyChar = '&pound;';
	if ( isset( $theCurrency ) && isset( $theCurrency['chr'] ) ) {

		$theCurrencyChar = $theCurrency['chr'];

	}

	return $theCurrencyChar;
}
function zeroBSCRM_getCurrencyStr() {

	// } Curr
	$theCurrency    = zeroBSCRM_getSetting( 'currency' );
	$theCurrencyStr = 'GBP';
	if ( isset( $theCurrency ) && isset( $theCurrency['chr'] ) ) {

		$theCurrencyStr = $theCurrency['strval'];

	}

	return $theCurrencyStr;
}
function zeroBSCRM_getTimezoneOffset() {

	return get_option( 'gmt_offset' );
}
function zeroBSCRM_getCurrentTime() {
	return current_time();
}

	// } Date time formats
	// http://wordpress.stackexchange.com/questions/591/how-to-get-the-date-format-and-time-format-settings-for-use-in-my-template
function zeroBSCRM_getDateFormat() {

	// } cache
	global $zeroBSCRM_dateFormat;
	if ( isset( $zeroBSCRM_dateFormat ) ) {
		return $zeroBSCRM_dateFormat;
	}
	$zeroBSCRM_dateFormat = get_option( 'date_format' );

	return $zeroBSCRM_dateFormat;
}
function zeroBSCRM_getTimeFormat() {

	// } cache
	global $zeroBSCRM_timeFormat;
	if ( isset( $zeroBSCRM_timeFormat ) ) {
		return $zeroBSCRM_timeFormat;
	}
	$zeroBSCRM_timeFormat = get_option( 'time_format' );

	return $zeroBSCRM_timeFormat;
}

	// output locale stuff into header :)
	// actually left in main .php for now
