shared.php ➔ simcal_get_timezone_from_gmt_offset() - Code Metrics - Inspection of "Run build" - moonstonemedia/Simple-Calendar - Measure and Improve Code Quality continuously with Scrutinizer

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created 2016-05-25 02:34 UTC

shared.php ➔ simcal_get_timezone_from_gmt_offset() C

↳ Parent: Project

Complexity

Conditions	7
Paths	5

Size

Total Lines	32
Code Lines	15

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	7
eloc	15
nc	5
nop	1
dl	0
loc	32
rs	6.7272
c	0
b	0
f	0

<?php
/**
 * Shared functions
 *
 * Functions shared by both back end and front end components.
 *
 * @package SimpleCalendar/Functions
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Check if there is a calendar.
 *
 * @since  3.0.0
 *
 * @return bool
 */
function is_simple_calendar() {

	if ( is_singular() ) {

		global $post, $post_type;

		if ( 'calendar' == $post_type ) {
			return true;
		} else {
			if ( false !== get_post_meta( $post->ID, '_simcal_attach_calendar_id', true ) ) {
				return true;
			}
			if ( has_shortcode( $post->post_content, 'calendar' ) ) {
				return true;
			}
		}
	}

	return false;
}

/**
 * Get plugin URL.
 *
 * @param  string $url
 *
 * @return string
 */
function simcal_get_url( $url ) {
	return \SimpleCalendar\plugin()->get_url( $url );
}

/**
 * Get events feed types.
 *
 * @since  3.0.0
 *
 * @return array
 */
function simcal_get_feed_types() {
	$objects = \SimpleCalendar\plugin()->objects;
	return $objects instanceof \SimpleCalendar\Objects ? $objects->get_feed_types() : array();
}

/**
 * Get an events feed.
 *
 * @since  3.0.0
 *
 * @param  string|int|object $object
 *
 * @return null|\SimpleCalendar\Abstracts\Feed

 */
function simcal_get_feed( $object ) {
	$objects = \SimpleCalendar\plugin()->objects;
	return $objects instanceof \SimpleCalendar\Objects ? $objects->get_feed( $object ) : null;
}

/**
 * Get calendar types.
 *
 * @since  3.0.0
 *
 * @return array
 */
function simcal_get_calendar_types() {
	$objects = \SimpleCalendar\plugin()->objects;
	return $objects instanceof \SimpleCalendar\Objects ? $objects->get_calendar_types() : array();
}

/**
 * Get a calendar.
 *
 * @since  3.0.0
 *
 * @param  string|int|object|WP_Post $object
 *
 * @return null|\SimpleCalendar\Abstracts\Calendar

 */
function simcal_get_calendar( $object ) {
	$objects = \SimpleCalendar\plugin()->objects;
	return $objects instanceof \SimpleCalendar\Objects ? $objects->get_calendar( $object ) : null;
}

/**
 * Get a calendar view.
 *
 * @since  3.0.0
 *
 * @param  int    $id
 * @param  string $name
 *
 * @return mixed
 */
function simcal_get_calendar_view( $id = 0, $name = '' ) {
	$objects = \SimpleCalendar\plugin()->objects;
	return $objects instanceof \SimpleCalendar\Objects ? $objects->get_calendar_view( $id, $name ) : false;
}

/**
 * Print a calendar.
 *
 * @since  3.0.0
 *
 * @param  int|object|WP_Post $object
 *
 * @return void
 */
function simcal_print_calendar( $object ) {

	$calendar = simcal_get_calendar( $object );

	if ( $calendar instanceof \SimpleCalendar\Abstracts\Calendar ) {
		$calendar->html();
	}
}

/**
 * Common scripts variables.
 *
 * Variables to print in scripts localization
 *
 * @since  3.0.0
 *
 * @return array
 */
function simcal_common_scripts_variables() {

	$vars = array(
		'ajax_url'  => \SimpleCalendar\plugin()->ajax_url(),
		'nonce'     => wp_create_nonce( 'simcal' ),
		'locale'    => \SimpleCalendar\plugin()->locale,
		'text_dir'  => is_rtl() ? 'rtl' : 'ltr',
		'months'    => array(
			'full'  => simcal_get_calendar_names_i18n( 'month', 'full' ),
			'short' => simcal_get_calendar_names_i18n( 'month', 'short' ),
		),
		'days'      => array(
			'full'  => simcal_get_calendar_names_i18n( 'day', 'full' ),
			'short' => simcal_get_calendar_names_i18n( 'day', 'short' ),
		),
		'meridiem' => simcal_get_calendar_names_i18n( 'meridiem' ),
	);

	return array_merge( $vars, apply_filters( 'simcal_common_scripts_variables', array() ) );
}

/**
 * Get feed IDs and names.
 *
 * @since  3.0.0
 *
 * @param  string|int|array $exclude Id or array of ids to drop from results.
 * @param  bool $cached Use cached query.
 *
 * @return array Associative array with ids as keys and feed titles as values.
 */
function simcal_get_calendars( $exclude = '', $cached = true ) {

	$calendars = get_transient( '_simple-calendar_feed_ids' );

	if ( ! $calendars || $cached === false ) {


		$posts = get_posts( array(
			'post_type' => 'calendar',
			'nopaging'  => true,
		) );

		$calendars = array();
		foreach ( $posts as $post ) {
			$calendars[ $post->ID ] = $post->post_title;
		}
		asort( $calendars );

		set_transient( '_simple-calendar_feed_ids', $calendars, 604800 );
	}

	if ( ! empty( $exclude ) ) {
		if ( is_numeric( $exclude ) ) {
			unset( $calendars[ intval( $exclude ) ] );
		} elseif ( is_array( $exclude ) ) {
			array_diff_key( $calendars, array_map( 'intval', array_keys( $exclude ) ) );
		}
	}

	return $calendars;
}

/**
 * Get localized list of months or day names.
 *
 * Each day or month matches the array index (0-11 for months or 0-6 for days).
 *
 * @since  3.0.0
 *
 * @param  string $group Either 'month', 'day' or 'meridiem' names to localize.
 * @param  string $style Return names in 'short' or 'full' form (default full long form).
 *
 * @return array
 */
function simcal_get_calendar_names_i18n( $group, $style = 'full' ) {

	$names = array();

	if ( in_array( $group, array( 'month', 'day', 'meridiem' ) ) ) {

		$format = '';
		$length = 0;

		$date = \Carbon\Carbon::now();

		if ( 'month' == $group ) {
			$date->month( 0 )->startOfMonth();
			$format = 'short' == $style ? 'M' : 'F';
			$length = 11;
		} elseif ( 'day' == $group ) {
			$date->next( 6 );
			$format = 'short' == $style ? 'D' : 'l';
			$length = 6;
		} elseif ( 'meridiem' == $group ) {
			$date->startOfDay();
			$am = $date->addHour( 1 )->getTimestamp();
			$pm = $date->addHours( 13 )->getTimestamp();
			return array(
				'AM' => date_i18n( 'A', $am ),
				'am' => date_i18n( 'a', $am ),
				'PM' => date_i18n( 'A', $pm ),
				'pm' => date_i18n( 'a', $pm ),
			);
		}

		$i = 0;
		while ( $i <= $length ) {
			if ( 'month' == $group ) {
				$date->addMonths( 1 );
			} else {
				$date->addDays( 1 );
			}
			$names[ strval( $i ) ] = date_i18n( $format, $date->getTimestamp() );
			$i++;
		}

	}

	return $names;
}

/**
 * Default event template.
 *
 * @since  3.0.0
 *
 * @return string
 */
function simcal_default_event_template() {

	$content  = '<strong>' . '[title]' . '</strong>';
	$content .= "\n\n";
	$content .= '[when]' . "\n";
	$content .= '[location]';
	$content .= "\n";
	$content .= '<div>' . '[description]' . '</div>';
	$content .= "\n" . '[link newwindow="yes"]' . __( 'See more details', 'google-calendar-events' ) . '[/link]';

	return apply_filters( 'simcal_default_event_template', $content );
}

/**
 * Get day, month, year order in a datetime format string.
 *
 * Returns an array with d, m, y for keys and a order number.
 * If either d, m, y is not found in date format, order value is false.
 *
 * @since  3.0.0
 *
 * @param  string $date_format
 *
 * @return array
 */
function simcal_get_date_format_order( $date_format ) {

	$pos = array(
		'd' => strpos( $date_format, strpbrk( $date_format, 'Dj' ) ),
		'm' => strpos( $date_format, strpbrk( $date_format, 'FMmn' ) ),
		'y' => strpos( $date_format, strpbrk( $date_format, 'Yy' ) ),
	);

	// @TODO When one date piece is not found, perhaps fallback to ISO standard position.

	$order = array();
	foreach ( $pos as $k => $v ) {
		$order[ $k ] = $v;
	}
	ksort( $order );

	return $order;
}

/**
 * Get WordPress timezone setting.
 *
 * Always returns a valid timezone string even when the setting is a GMT offset.
 *
 * @since  3.0.0
 *
 * @return null|string
 */
function simcal_get_wp_timezone() {

	$timezone = get_option( 'timezone_string' );

	if ( empty( $timezone ) ) {
		$gmt = get_option( 'gmt_offset' );
		$timezone = simcal_get_timezone_from_gmt_offset( $gmt );
	}

	return $timezone;
}

/**
 * Get a timezone from a GMT offset.
 *
 * Converts a numeric offset into a valid timezone string.
 *
 * @since  3.0.0
 *
 * @param  string|float $offset
 *
 * @return null|string
 */
function simcal_get_timezone_from_gmt_offset( $offset ) {

	if ( is_numeric( $offset ) ) {

		if ( 0 === intval( $offset ) ) {
			return 'UTC';
		} else {
			$offset = floatval( $offset ) * 3600;
		}

		$timezone = timezone_name_from_abbr( null, $offset, false );
		// This is buggy and might return false:
		// @see http://php.net/manual/en/function.timezone-name-from-abbr.php#86928
		// Therefore:
		if ( false == $timezone ) {

			$list = timezone_abbreviations_list();
			foreach ( $list as $abbr ) {
				foreach ( $abbr as $city ) {
					if ( $offset == $city['offset'] ) {
						return $city['timezone_id'];
					}
				}
			}

		}

		return $timezone;
	}

	return null;
}

/**
 * Convert a timezone string to a numeric offset.
 *
 * @since  3.0.0
 *
 * @param  string $timezone
 *
 * @return int Unix time offset
 */
function simcal_get_timezone_offset( $timezone ) {
	return \Carbon\Carbon::now( $timezone )->offset;
}

/**
 * Escape timezone string.
 *
 * @since  3.0.0
 *
 * @param  string $tz
 * @param  mixed  $default
 *
 * @return mixed|string
 */
function simcal_esc_timezone( $tz, $default = 'UTC' ) {
	return in_array( $tz, timezone_identifiers_list() ) ? $tz : $default;
}

/**
 * Clear feed transients cache.
 *
 * @since  3.0.0
 *
 * @param  string|int|array|\WP_Post $id
 *
 * @return bool
 */
function simcal_delete_feed_transients( $id = '' ) {

	$grouped_ids = get_post_meta( $id, '_grouped_calendars_ids', true );

	// If there are group IDs we need to construct an array to pass along with the grouped IDs + the original $post_id
	if ( is_array( $grouped_ids ) ) {
		$temp_id = $id;
		$id = $grouped_ids;
		$id[] = $temp_id;
	}

	if ( is_numeric( $id ) ) {
		$id = intval( $id ) > 0 ? absint( $id ) : simcal_get_calendars();
	} elseif ( $id instanceof WP_Post ) {
		$id = $id->ID;
	} elseif ( is_array( $id ) ) {
		$id = array_map( 'absint', $id );
	} else {
		$id = simcal_get_calendars( '', true );
	}

	$feed_types = simcal_get_feed_types();

	if ( is_array( $id ) ) {

		$posts = get_posts( array(
				'post_type' => 'calendar',
				'fields'    => 'ids',
				'post__in'  => $id,
				'nopaging'  => true,
		) );

		foreach ( $posts as $post ) {
			$calendar = simcal_get_calendar( $post );
			if ( $calendar instanceof \SimpleCalendar\Abstracts\Calendar ) {
				foreach ( $feed_types as $feed_type ) {
					delete_transient( '_simple-calendar_feed_id_' . strval( $calendar->id ) . '_' . $feed_type );
				}
			}
		}

	} else {

		$post = get_post( $id );

		$calendar = simcal_get_calendar( $post );
		if ( $calendar instanceof \SimpleCalendar\Abstracts\Calendar ) {
			foreach ( $feed_types as $feed_type ) {
				delete_transient( '_simple-calendar_feed_id_' . strval( $calendar->id ) . '_' . $feed_type );
			}
		}
	}

	return delete_transient( '_simple-calendar_feed_ids' );
}

1			<?php
2			/**
3			* Shared functions
4			*
5			* Functions shared by both back end and front end components.
6			*
7			* @package SimpleCalendar/Functions
8			*/
9
10			if ( ! defined( 'ABSPATH' ) ) {
11			exit;
12			}
13
14			/**
15			* Check if there is a calendar.
16			*
17			* @since 3.0.0
18			*
19			* @return bool
20			*/
21			function is_simple_calendar() {
22
23			if ( is_singular() ) {
24
25			global $post, $post_type;
26
27			if ( 'calendar' == $post_type ) {
28			return true;
29			} else {
30			if ( false !== get_post_meta( $post->ID, '_simcal_attach_calendar_id', true ) ) {
31			return true;
32			}
33			if ( has_shortcode( $post->post_content, 'calendar' ) ) {
34			return true;
35			}
36			}
37			}
38
39			return false;
40			}
41
42			/**
43			* Get plugin URL.
44			*
45			* @param string $url
46			*
47			* @return string
48			*/
49			function simcal_get_url( $url ) {
50			return \SimpleCalendar\plugin()->get_url( $url );
51			}
52
53			/**
54			* Get events feed types.
55			*
56			* @since 3.0.0
57			*
58			* @return array
59			*/
60			function simcal_get_feed_types() {
61			$objects = \SimpleCalendar\plugin()->objects;
62			return $objects instanceof \SimpleCalendar\Objects ? $objects->get_feed_types() : array();
63			}
64
65			/**
66			* Get an events feed.
67			*
68			* @since 3.0.0
69			*
70			* @param string\|int\|object $object
71			*
72			* @return null\|\SimpleCalendar\Abstracts\Feed
			0 ignored issues – show Documentation introduced 2015-11-25 01:38 UTC by Report Bug Copy Issue Report Should the return type not be `object\|null`? This check compares the return type specified in the `@return` annotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch. Loading history...
73			*/
74			function simcal_get_feed( $object ) {
75			$objects = \SimpleCalendar\plugin()->objects;
76			return $objects instanceof \SimpleCalendar\Objects ? $objects->get_feed( $object ) : null;
77			}
78
79			/**
80			* Get calendar types.
81			*
82			* @since 3.0.0
83			*
84			* @return array
85			*/
86			function simcal_get_calendar_types() {
87			$objects = \SimpleCalendar\plugin()->objects;
88			return $objects instanceof \SimpleCalendar\Objects ? $objects->get_calendar_types() : array();
89			}
90
91			/**
92			* Get a calendar.
93			*
94			* @since 3.0.0
95			*
96			* @param string\|int\|object\|WP_Post $object
97			*
98			* @return null\|\SimpleCalendar\Abstracts\Calendar
			0 ignored issues – show Documentation introduced 2015-11-25 01:38 UTC by Report Bug Copy Issue Report Should the return type not be `object\|null`? This check compares the return type specified in the `@return` annotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch. Loading history...
99			*/
100			function simcal_get_calendar( $object ) {
101			$objects = \SimpleCalendar\plugin()->objects;
102			return $objects instanceof \SimpleCalendar\Objects ? $objects->get_calendar( $object ) : null;
103			}
104
105			/**
106			* Get a calendar view.
107			*
108			* @since 3.0.0
109			*
110			* @param int $id
111			* @param string $name
112			*
113			* @return mixed
114			*/
115			function simcal_get_calendar_view( $id = 0, $name = '' ) {
116			$objects = \SimpleCalendar\plugin()->objects;
117			return $objects instanceof \SimpleCalendar\Objects ? $objects->get_calendar_view( $id, $name ) : false;
118			}
119
120			/**
121			* Print a calendar.
122			*
123			* @since 3.0.0
124			*
125			* @param int\|object\|WP_Post $object
126			*
127			* @return void
128			*/
129			function simcal_print_calendar( $object ) {
130
131			$calendar = simcal_get_calendar( $object );
132
133			if ( $calendar instanceof \SimpleCalendar\Abstracts\Calendar ) {
134			$calendar->html();
135			}
136			}
137
138			/**
139			* Common scripts variables.
140			*
141			* Variables to print in scripts localization
142			*
143			* @since 3.0.0
144			*
145			* @return array
146			*/
147			function simcal_common_scripts_variables() {
148
149			$vars = array(
150			'ajax_url' => \SimpleCalendar\plugin()->ajax_url(),
151			'nonce' => wp_create_nonce( 'simcal' ),
152			'locale' => \SimpleCalendar\plugin()->locale,
153			'text_dir' => is_rtl() ? 'rtl' : 'ltr',
154			'months' => array(
155			'full' => simcal_get_calendar_names_i18n( 'month', 'full' ),
156			'short' => simcal_get_calendar_names_i18n( 'month', 'short' ),
157			),
158			'days' => array(
159			'full' => simcal_get_calendar_names_i18n( 'day', 'full' ),
160			'short' => simcal_get_calendar_names_i18n( 'day', 'short' ),
161			),
162			'meridiem' => simcal_get_calendar_names_i18n( 'meridiem' ),
163			);
164
165			return array_merge( $vars, apply_filters( 'simcal_common_scripts_variables', array() ) );
166			}
167
168			/**
169			* Get feed IDs and names.
170			*
171			* @since 3.0.0
172			*
173			* @param string\|int\|array $exclude Id or array of ids to drop from results.
174			* @param bool $cached Use cached query.
175			*
176			* @return array Associative array with ids as keys and feed titles as values.
177			*/
178			function simcal_get_calendars( $exclude = '', $cached = true ) {
179
180			$calendars = get_transient( '_simple-calendar_feed_ids' );
181
182			if ( ! $calendars \|\| $cached === false ) {
			0 ignored issues – show introduced 2015-11-25 01:38 UTC by Report Bug Copy Issue Report Found "=== false". Use Yoda Condition checks, you must Loading history...
183
184			$posts = get_posts( array(
185			'post_type' => 'calendar',
186			'nopaging' => true,
187			) );
188
189			$calendars = array();
190			foreach ( $posts as $post ) {
191			$calendars[ $post->ID ] = $post->post_title;
192			}
193			asort( $calendars );
194
195			set_transient( '_simple-calendar_feed_ids', $calendars, 604800 );
196			}
197
198			if ( ! empty( $exclude ) ) {
199			if ( is_numeric( $exclude ) ) {
200			unset( $calendars[ intval( $exclude ) ] );
201			} elseif ( is_array( $exclude ) ) {
202			array_diff_key( $calendars, array_map( 'intval', array_keys( $exclude ) ) );
203			}
204			}
205
206			return $calendars;
207			}
208
209			/**
210			* Get localized list of months or day names.
211			*
212			* Each day or month matches the array index (0-11 for months or 0-6 for days).
213			*
214			* @since 3.0.0
215			*
216			* @param string $group Either 'month', 'day' or 'meridiem' names to localize.
217			* @param string $style Return names in 'short' or 'full' form (default full long form).
218			*
219			* @return array
220			*/
221			function simcal_get_calendar_names_i18n( $group, $style = 'full' ) {
222
223			$names = array();
224
225			if ( in_array( $group, array( 'month', 'day', 'meridiem' ) ) ) {
226
227			$format = '';
228			$length = 0;
229
230			$date = \Carbon\Carbon::now();
231
232			if ( 'month' == $group ) {
233			$date->month( 0 )->startOfMonth();
234			$format = 'short' == $style ? 'M' : 'F';
235			$length = 11;
236			} elseif ( 'day' == $group ) {
237			$date->next( 6 );
238			$format = 'short' == $style ? 'D' : 'l';
239			$length = 6;
240			} elseif ( 'meridiem' == $group ) {
241			$date->startOfDay();
242			$am = $date->addHour( 1 )->getTimestamp();
243			$pm = $date->addHours( 13 )->getTimestamp();
244			return array(
245			'AM' => date_i18n( 'A', $am ),
246			'am' => date_i18n( 'a', $am ),
247			'PM' => date_i18n( 'A', $pm ),
248			'pm' => date_i18n( 'a', $pm ),
249			);
250			}
251
252			$i = 0;
253			while ( $i <= $length ) {
254			if ( 'month' == $group ) {
255			$date->addMonths( 1 );
256			} else {
257			$date->addDays( 1 );
258			}
259			$names[ strval( $i ) ] = date_i18n( $format, $date->getTimestamp() );
260			$i++;
261			}
262
263			}
264
265			return $names;
266			}
267
268			/**
269			* Default event template.
270			*
271			* @since 3.0.0
272			*
273			* @return string
274			*/
275			function simcal_default_event_template() {
276
277			$content = '<strong>' . '[title]' . '</strong>';
278			$content .= "\n\n";
279			$content .= '[when]' . "\n";
280			$content .= '[location]';
281			$content .= "\n";
282			$content .= '<div>' . '[description]' . '</div>';
283			$content .= "\n" . '[link newwindow="yes"]' . __( 'See more details', 'google-calendar-events' ) . '[/link]';
284
285			return apply_filters( 'simcal_default_event_template', $content );
286			}
287
288			/**
289			* Get day, month, year order in a datetime format string.
290			*
291			* Returns an array with d, m, y for keys and a order number.
292			* If either d, m, y is not found in date format, order value is false.
293			*
294			* @since 3.0.0
295			*
296			* @param string $date_format
297			*
298			* @return array
299			*/
300			function simcal_get_date_format_order( $date_format ) {
301
302			$pos = array(
303			'd' => strpos( $date_format, strpbrk( $date_format, 'Dj' ) ),
304			'm' => strpos( $date_format, strpbrk( $date_format, 'FMmn' ) ),
305			'y' => strpos( $date_format, strpbrk( $date_format, 'Yy' ) ),
306			);
307
308			// @TODO When one date piece is not found, perhaps fallback to ISO standard position.
309
310			$order = array();
311			foreach ( $pos as $k => $v ) {
312			$order[ $k ] = $v;
313			}
314			ksort( $order );
315
316			return $order;
317			}
318
319			/**
320			* Get WordPress timezone setting.
321			*
322			* Always returns a valid timezone string even when the setting is a GMT offset.
323			*
324			* @since 3.0.0
325			*
326			* @return null\|string
327			*/
328			function simcal_get_wp_timezone() {
329
330			$timezone = get_option( 'timezone_string' );
331
332			if ( empty( $timezone ) ) {
333			$gmt = get_option( 'gmt_offset' );
334			$timezone = simcal_get_timezone_from_gmt_offset( $gmt );
335			}
336
337			return $timezone;
338			}
339
340			/**
341			* Get a timezone from a GMT offset.
342			*
343			* Converts a numeric offset into a valid timezone string.
344			*
345			* @since 3.0.0
346			*
347			* @param string\|float $offset
348			*
349			* @return null\|string
350			*/
351			function simcal_get_timezone_from_gmt_offset( $offset ) {
352
353			if ( is_numeric( $offset ) ) {
354
355			if ( 0 === intval( $offset ) ) {
356			return 'UTC';
357			} else {
358			$offset = floatval( $offset ) * 3600;
359			}
360
361			$timezone = timezone_name_from_abbr( null, $offset, false );
362			// This is buggy and might return false:
363			// @see http://php.net/manual/en/function.timezone-name-from-abbr.php#86928
364			// Therefore:
365			if ( false == $timezone ) {
366
367			$list = timezone_abbreviations_list();
368			foreach ( $list as $abbr ) {
369			foreach ( $abbr as $city ) {
370			if ( $offset == $city['offset'] ) {
371			return $city['timezone_id'];
372			}
373			}
374			}
375
376			}
377
378			return $timezone;
379			}
380
381			return null;
382			}
383
384			/**
385			* Convert a timezone string to a numeric offset.
386			*
387			* @since 3.0.0
388			*
389			* @param string $timezone
390			*
391			* @return int Unix time offset
392			*/
393			function simcal_get_timezone_offset( $timezone ) {
394			return \Carbon\Carbon::now( $timezone )->offset;
395			}
396
397			/**
398			* Escape timezone string.
399			*
400			* @since 3.0.0
401			*
402			* @param string $tz
403			* @param mixed $default
404			*
405			* @return mixed\|string
406			*/
407			function simcal_esc_timezone( $tz, $default = 'UTC' ) {
408			return in_array( $tz, timezone_identifiers_list() ) ? $tz : $default;
409			}
410
411			/**
412			* Clear feed transients cache.
413			*
414			* @since 3.0.0
415			*
416			* @param string\|int\|array\|\WP_Post $id
417			*
418			* @return bool
419			*/
420			function simcal_delete_feed_transients( $id = '' ) {
421
422			$grouped_ids = get_post_meta( $id, '_grouped_calendars_ids', true );
423
424			// If there are group IDs we need to construct an array to pass along with the grouped IDs + the original $post_id
425			if ( is_array( $grouped_ids ) ) {
426			$temp_id = $id;
427			$id = $grouped_ids;
428			$id[] = $temp_id;
429			}
430
431			if ( is_numeric( $id ) ) {
432			$id = intval( $id ) > 0 ? absint( $id ) : simcal_get_calendars();
433			} elseif ( $id instanceof WP_Post ) {
434			$id = $id->ID;
435			} elseif ( is_array( $id ) ) {
436			$id = array_map( 'absint', $id );
437			} else {
438			$id = simcal_get_calendars( '', true );
439			}
440
441			$feed_types = simcal_get_feed_types();
442
443			if ( is_array( $id ) ) {
444
445			$posts = get_posts( array(
446			'post_type' => 'calendar',
447			'fields' => 'ids',
448			'post__in' => $id,
449			'nopaging' => true,
450			) );
451
452			foreach ( $posts as $post ) {
453			$calendar = simcal_get_calendar( $post );
454			if ( $calendar instanceof \SimpleCalendar\Abstracts\Calendar ) {
455			foreach ( $feed_types as $feed_type ) {
456			delete_transient( '_simple-calendar_feed_id_' . strval( $calendar->id ) . '_' . $feed_type );
457			}
458			}
459			}
460
461			} else {
462
463			$post = get_post( $id );
			0 ignored issues – show introduced 2015-12-31 22:15 UTC by Report Bug Copy Issue Report Overridding WordPress globals is prohibited Loading history...
464			$calendar = simcal_get_calendar( $post );
465			if ( $calendar instanceof \SimpleCalendar\Abstracts\Calendar ) {
466			foreach ( $feed_types as $feed_type ) {
467			delete_transient( '_simple-calendar_feed_id_' . strval( $calendar->id ) . '_' . $feed_type );
468			}
469			}
470			}
471
472			return delete_transient( '_simple-calendar_feed_ids' );
473			}

moonstonemedia / Simple-Calendar

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shared.php ➔ simcal_get_timezone_from_gmt_offset() C

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