Current File : /var/www/vhosts/missauthor.com/httpdocs/wp-includes/class-wp-object-cache.php
<?php
/**
 * Object Cache API: WP_Object_Cache class
 *
 * @package WordPress
 * @subpackage Cache
 * @since 5.4.0
 */

/**
 * Core class that implements an object cache.
 *
 * The WordPress Object Cache is used to save on trips to the database. The
 * Object Cache stores all of the cache data to memory and makes the cache
 * contents available by using a key, which is used to name and later retrieve
 * the cache contents.
 *
 * The Object Cache can be replaced by other caching mechanisms by placing files
 * in the wp-content folder which is looked at in wp-settings. If that file
 * exists, then this file will not be included.
 *
 * @since 2.0.0
 */
#[AllowDynamicProperties]
class WP_Object_Cache {

	/**
	 * Holds the cached objects.
	 *
	 * @since 2.0.0
	 * @var array
	 */
	private $cache = array();

	/**
	 * The amount of times the cache data was already stored in the cache.
	 *
	 * @since 2.5.0
	 * @var int
	 */
	public $cache_hits = 0;

	/**
	 * Amount of times the cache did not have the request in cache.
	 *
	 * @since 2.0.0
	 * @var int
	 */
	public $cache_misses = 0;

	/**
	 * List of global cache groups.
	 *
	 * @since 3.0.0
	 * @var string[]
	 */
	protected $global_groups = array();

	/**
	 * The blog prefix to prepend to keys in non-global groups.
	 *
	 * @since 3.5.0
	 * @var string
	 */
	private $blog_prefix;

	/**
	 * Holds the value of is_multisite().
	 *
	 * @since 3.5.0
	 * @var bool
	 */
	private $multisite;

	/**
	 * Sets up object properties.
	 *
	 * @since 2.0.8
	 */
	public function __construct() {
		$this->multisite   = is_multisite();
		$this->blog_prefix = $this->multisite ? get_current_blog_id() . ':' : '';
	}

	/**
	 * Makes private properties readable for backward compatibility.
	 *
	 * @since 4.0.0
	 *
	 * @param string $name Property to get.
	 * @return mixed Property.
	 */
	public function __get( $name ) {
		return $this->$name;
	}

	/**
	 * Makes private properties settable for backward compatibility.
	 *
	 * @since 4.0.0
	 *
	 * @param string $name  Property to set.
	 * @param mixed  $value Property value.
	 */
	public function __set( $name, $value ) {
		$this->$name = $value;
	}

	/**
	 * Makes private properties checkable for backward compatibility.
	 *
	 * @since 4.0.0
	 *
	 * @param string $name Property to check if set.
	 * @return bool Whether the property is set.
	 */
	public function __isset( $name ) {
		return isset( $this->$name );
	}

	/**
	 * Makes private properties un-settable for backward compatibility.
	 *
	 * @since 4.0.0
	 *
	 * @param string $name Property to unset.
	 */
	public function __unset( $name ) {
		unset( $this->$name );
	}

	/**
	 * Serves as a utility function to determine whether a key is valid.
	 *
	 * @since 6.1.0
	 *
	 * @param int|string $key Cache key to check for validity.
	 * @return bool Whether the key is valid.
	 */
	protected function is_valid_key( $key ) {
		if ( is_int( $key ) ) {
			return true;
		}

		if ( is_string( $key ) && trim( $key ) !== '' ) {
			return true;
		}

		$type = gettype( $key );

		if ( ! function_exists( '__' ) ) {
			wp_load_translations_early();
		}

		$message = is_string( $key )
			? __( 'Cache key must not be an empty string.' )
			/* translators: %s: The type of the given cache key. */
			: sprintf( __( 'Cache key must be an integer or a non-empty string, %s given.' ), $type );

		_doing_it_wrong(
			sprintf( '%s::%s', __CLASS__, debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS, 2 )[1]['function'] ),
			$message,
			'6.1.0'
		);

		return false;
	}

	/**
	 * Serves as a utility function to determine whether a key exists in the cache.
	 *
	 * @since 3.4.0
	 *
	 * @param int|string $key   Cache key to check for existence.
	 * @param string     $group Cache group for the key existence check.
	 * @return bool Whether the key exists in the cache for the given group.
	 */
	protected function _exists( $key, $group ) {
		return isset( $this->cache[ $group ] ) && ( isset( $this->cache[ $group ][ $key ] ) || array_key_exists( $key, $this->cache[ $group ] ) );
	}

	/**
	 * Adds data to the cache if it doesn't already exist.
	 *
	 * @since 2.0.0
	 *
	 * @uses WP_Object_Cache::_exists() Checks to see if the cache already has data.
	 * @uses WP_Object_Cache::set()     Sets the data after the checking the cache
	 *                                  contents existence.
	 *
	 * @param int|string $key    What to call the contents in the cache.
	 * @param mixed      $data   The contents to store in the cache.
	 * @param string     $group  Optional. Where to group the cache contents. Default 'default'.
	 * @param int        $expire Optional. When to expire the cache contents, in seconds.
	 *                           Default 0 (no expiration).
	 * @return bool True on success, false if cache key and group already exist.
	 */
	public function add( $key, $data, $group = 'default', $expire = 0 ) {
		if ( wp_suspend_cache_addition() ) {
			return false;
		}

		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		$id = $key;
		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$id = $this->blog_prefix . $key;
		}

		if ( $this->_exists( $id, $group ) ) {
			return false;
		}

		return $this->set( $key, $data, $group, (int) $expire );
	}

	/**
	 * Adds multiple values to the cache in one call.
	 *
	 * @since 6.0.0
	 *
	 * @param array  $data   Array of keys and values to be added.
	 * @param string $group  Optional. Where the cache contents are grouped. Default empty.
	 * @param int    $expire Optional. When to expire the cache contents, in seconds.
	 *                       Default 0 (no expiration).
	 * @return bool[] Array of return values, grouped by key. Each value is either
	 *                true on success, or false if cache key and group already exist.
	 */
	public function add_multiple( array $data, $group = '', $expire = 0 ) {
		$values = array();

		foreach ( $data as $key => $value ) {
			$values[ $key ] = $this->add( $key, $value, $group, $expire );
		}

		return $values;
	}

	/**
	 * Replaces the contents in the cache, if contents already exist.
	 *
	 * @since 2.0.0
	 *
	 * @see WP_Object_Cache::set()
	 *
	 * @param int|string $key    What to call the contents in the cache.
	 * @param mixed      $data   The contents to store in the cache.
	 * @param string     $group  Optional. Where to group the cache contents. Default 'default'.
	 * @param int        $expire Optional. When to expire the cache contents, in seconds.
	 *                           Default 0 (no expiration).
	 * @return bool True if contents were replaced, false if original value does not exist.
	 */
	public function replace( $key, $data, $group = 'default', $expire = 0 ) {
		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		$id = $key;
		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$id = $this->blog_prefix . $key;
		}

		if ( ! $this->_exists( $id, $group ) ) {
			return false;
		}

		return $this->set( $key, $data, $group, (int) $expire );
	}

	/**
	 * Sets the data contents into the cache.
	 *
	 * The cache contents are grouped by the $group parameter followed by the
	 * $key. This allows for duplicate IDs in unique groups. Therefore, naming of
	 * the group should be used with care and should follow normal function
	 * naming guidelines outside of core WordPress usage.
	 *
	 * The $expire parameter is not used, because the cache will automatically
	 * expire for each time a page is accessed and PHP finishes. The method is
	 * more for cache plugins which use files.
	 *
	 * @since 2.0.0
	 * @since 6.1.0 Returns false if cache key is invalid.
	 *
	 * @param int|string $key    What to call the contents in the cache.
	 * @param mixed      $data   The contents to store in the cache.
	 * @param string     $group  Optional. Where to group the cache contents. Default 'default'.
	 * @param int        $expire Optional. Not used.
	 * @return bool True if contents were set, false if key is invalid.
	 */
	public function set( $key, $data, $group = 'default', $expire = 0 ) {
		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$key = $this->blog_prefix . $key;
		}

		if ( is_object( $data ) ) {
			$data = clone $data;
		}

		$this->cache[ $group ][ $key ] = $data;
		return true;
	}

	/**
	 * Sets multiple values to the cache in one call.
	 *
	 * @since 6.0.0
	 *
	 * @param array  $data   Array of key and value to be set.
	 * @param string $group  Optional. Where the cache contents are grouped. Default empty.
	 * @param int    $expire Optional. When to expire the cache contents, in seconds.
	 *                       Default 0 (no expiration).
	 * @return bool[] Array of return values, grouped by key. Each value is always true.
	 */
	public function set_multiple( array $data, $group = '', $expire = 0 ) {
		$values = array();

		foreach ( $data as $key => $value ) {
			$values[ $key ] = $this->set( $key, $value, $group, $expire );
		}

		return $values;
	}

	/**
	 * Retrieves the cache contents, if it exists.
	 *
	 * The contents will be first attempted to be retrieved by searching by the
	 * key in the cache group. If the cache is hit (success) then the contents
	 * are returned.
	 *
	 * On failure, the number of cache misses will be incremented.
	 *
	 * @since 2.0.0
	 *
	 * @param int|string $key   The key under which the cache contents are stored.
	 * @param string     $group Optional. Where the cache contents are grouped. Default 'default'.
	 * @param bool       $force Optional. Unused. Whether to force an update of the local cache
	 *                          from the persistent cache. Default false.
	 * @param bool       $found Optional. Whether the key was found in the cache (passed by reference).
	 *                          Disambiguates a return of false, a storable value. Default null.
	 * @return mixed|false The cache contents on success, false on failure to retrieve contents.
	 */
	public function get( $key, $group = 'default', $force = false, &$found = null ) {
		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$key = $this->blog_prefix . $key;
		}

		if ( $this->_exists( $key, $group ) ) {
			$found             = true;
			$this->cache_hits += 1;
			if ( is_object( $this->cache[ $group ][ $key ] ) ) {
				return clone $this->cache[ $group ][ $key ];
			} else {
				return $this->cache[ $group ][ $key ];
			}
		}

		$found               = false;
		$this->cache_misses += 1;
		return false;
	}

	/**
	 * Retrieves multiple values from the cache in one call.
	 *
	 * @since 5.5.0
	 *
	 * @param array  $keys  Array of keys under which the cache contents are stored.
	 * @param string $group Optional. Where the cache contents are grouped. Default 'default'.
	 * @param bool   $force Optional. Whether to force an update of the local cache
	 *                      from the persistent cache. Default false.
	 * @return array Array of return values, grouped by key. Each value is either
	 *               the cache contents on success, or false on failure.
	 */
	public function get_multiple( $keys, $group = 'default', $force = false ) {
		$values = array();

		foreach ( $keys as $key ) {
			$values[ $key ] = $this->get( $key, $group, $force );
		}

		return $values;
	}

	/**
	 * Removes the contents of the cache key in the group.
	 *
	 * If the cache key does not exist in the group, then nothing will happen.
	 *
	 * @since 2.0.0
	 *
	 * @param int|string $key        What the contents in the cache are called.
	 * @param string     $group      Optional. Where the cache contents are grouped. Default 'default'.
	 * @param bool       $deprecated Optional. Unused. Default false.
	 * @return bool True on success, false if the contents were not deleted.
	 */
	public function delete( $key, $group = 'default', $deprecated = false ) {
		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$key = $this->blog_prefix . $key;
		}

		if ( ! $this->_exists( $key, $group ) ) {
			return false;
		}

		unset( $this->cache[ $group ][ $key ] );
		return true;
	}

	/**
	 * Deletes multiple values from the cache in one call.
	 *
	 * @since 6.0.0
	 *
	 * @param array  $keys  Array of keys to be deleted.
	 * @param string $group Optional. Where the cache contents are grouped. Default empty.
	 * @return bool[] Array of return values, grouped by key. Each value is either
	 *                true on success, or false if the contents were not deleted.
	 */
	public function delete_multiple( array $keys, $group = '' ) {
		$values = array();

		foreach ( $keys as $key ) {
			$values[ $key ] = $this->delete( $key, $group );
		}

		return $values;
	}

	/**
	 * Increments numeric cache item's value.
	 *
	 * @since 3.3.0
	 *
	 * @param int|string $key    The cache key to increment.
	 * @param int        $offset Optional. The amount by which to increment the item's value.
	 *                           Default 1.
	 * @param string     $group  Optional. The group the key is in. Default 'default'.
	 * @return int|false The item's new value on success, false on failure.
	 */
	public function incr( $key, $offset = 1, $group = 'default' ) {
		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$key = $this->blog_prefix . $key;
		}

		if ( ! $this->_exists( $key, $group ) ) {
			return false;
		}

		if ( ! is_numeric( $this->cache[ $group ][ $key ] ) ) {
			$this->cache[ $group ][ $key ] = 0;
		}

		$offset = (int) $offset;

		$this->cache[ $group ][ $key ] += $offset;

		if ( $this->cache[ $group ][ $key ] < 0 ) {
			$this->cache[ $group ][ $key ] = 0;
		}

		return $this->cache[ $group ][ $key ];
	}

	/**
	 * Decrements numeric cache item's value.
	 *
	 * @since 3.3.0
	 *
	 * @param int|string $key    The cache key to decrement.
	 * @param int        $offset Optional. The amount by which to decrement the item's value.
	 *                           Default 1.
	 * @param string     $group  Optional. The group the key is in. Default 'default'.
	 * @return int|false The item's new value on success, false on failure.
	 */
	public function decr( $key, $offset = 1, $group = 'default' ) {
		if ( ! $this->is_valid_key( $key ) ) {
			return false;
		}

		if ( empty( $group ) ) {
			$group = 'default';
		}

		if ( $this->multisite && ! isset( $this->global_groups[ $group ] ) ) {
			$key = $this->blog_prefix . $key;
		}

		if ( ! $this->_exists( $key, $group ) ) {
			return false;
		}

		if ( ! is_numeric( $this->cache[ $group ][ $key ] ) ) {
			$this->cache[ $group ][ $key ] = 0;
		}

		$offset = (int) $offset;

		$this->cache[ $group ][ $key ] -= $offset;

		if ( $this->cache[ $group ][ $key ] < 0 ) {
			$this->cache[ $group ][ $key ] = 0;
		}

		return $this->cache[ $group ][ $key ];
	}

	/**
	 * Clears the object cache of all data.
	 *
	 * @since 2.0.0
	 *
	 * @return true Always returns true.
	 */
	public function flush() {
		$this->cache = array();

		return true;
	}

	/**
	 * Removes all cache items in a group.
	 *
	 * @since 6.1.0
	 *
	 * @param string $group Name of group to remove from cache.
	 * @return true Always returns true.
	 */
	public function flush_group( $group ) {
		unset( $this->cache[ $group ] );

		return true;
	}

	/**
	 * Sets the list of global cache groups.
	 *
	 * @since 3.0.0
	 *
	 * @param string|string[] $groups List of groups that are global.
	 */
	public function add_global_groups( $groups ) {
		$groups = (array) $groups;

		$groups              = array_fill_keys( $groups, true );
		$this->global_groups = array_merge( $this->global_groups, $groups );
	}

	/**
	 * Switches the internal blog ID.
	 *
	 * This changes the blog ID used to create keys in blog specific groups.
	 *
	 * @since 3.5.0
	 *
	 * @param int $blog_id Blog ID.
	 */
	public function switch_to_blog( $blog_id ) {
		$blog_id           = (int) $blog_id;
		$this->blog_prefix = $this->multisite ? $blog_id . ':' : '';
	}

	/**
	 * Resets cache keys.
	 *
	 * @since 3.0.0
	 *
	 * @deprecated 3.5.0 Use WP_Object_Cache::switch_to_blog()
	 * @see switch_to_blog()
	 */
	public function reset() {
		_deprecated_function( __FUNCTION__, '3.5.0', 'WP_Object_Cache::switch_to_blog()' );

		// Clear out non-global caches since the blog ID has changed.
		foreach ( array_keys( $this->cache ) as $group ) {
			if ( ! isset( $this->global_groups[ $group ] ) ) {
				unset( $this->cache[ $group ] );
			}
		}
	}

	/**
	 * Echoes the stats of the caching.
	 *
	 * Gives the cache hits, and cache misses. Also prints every cached group,
	 * key and the data.
	 *
	 * @since 2.0.0
	 */
	public function stats() {
		echo '<p>';
		echo "<strong>Cache Hits:</strong> {$this->cache_hits}<br />";
		echo "<strong>Cache Misses:</strong> {$this->cache_misses}<br />";
		echo '</p>';
		echo '<ul>';
		foreach ( $this->cache as $group => $cache ) {
			echo '<li><strong>Group:</strong> ' . esc_html( $group ) . ' - ( ' . number_format( strlen( serialize( $cache ) ) / KB_IN_BYTES, 2 ) . 'k )</li>';
		}
		echo '</ul>';
	}
}
Lory Pattanaik – Miss Author

Content from Heart

Stay In Loop

01 

ABOUT ME

my biography

It’s LORY !!! The Lullaby.

A very rare combination of an Engineer, Human Resource Strategist, Entrepreneur, Writer & Journalist.

In previous incarnation (Yr2009), she joined Power Sector as an Instrumentation Engineer and flipped the stereotypical concept of which had almost made everyone believe that Girls in Power Plant can only be given documentation work. Right from green field project to erection and commissioning of the Plant she served 8 years with dedication and commitment.

.

Risk and Reward in the Land of Myth: Exploring the Thrills and Perils of Gambling at Casino Greece's Legendary Casinos

Embark on a thrilling journey through the world of gambling in the ancient land of Greece, where mythology meets modern-day excitement at the renowned Casino Greece. As you step into the opulent establishments adorned with statues of the gods, such as Zeus and Athena, the ambiance resonates with the echoes of past glories. The allure of the games of chance beckons, promising both risk and reward in equal measure. Whether you're drawn to the spinning roulette wheels or the strategic card tables, the thrill of the unknown awaits every player who crosses the threshold of these legendary casinos.

One of the highlights of visiting Casino Greece is the diverse range of gaming options available to suit every preference and skill level. From classic favorites like blackjack and poker to the latest in slot machine technology, there's something for everyone to enjoy. The atmosphere is electric with anticipation as players test their luck against the house, hoping for that elusive jackpot to materialize. The blend of tradition and innovation creates an unforgettable experience for each visitor, making it a must-visit destination for both casual players and high rollers alike.

For those seeking the convenience and comfort of playing from anywhere, online casinos Greece offer a digital gateway to the thrilling world of gambling. With a simple click, players can access a virtual realm that replicates the excitement of a land-based casino, complete with realistic graphics and immersive sound effects. The allure of online casinos Greece lies in their accessibility and flexibility, allowing individuals to enjoy their favorite games at any time or place. Whether it's a quick round of slots during a coffee break or a strategic game of poker from the comfort of home, the virtual realm of online gambling opens up a world of possibilities for enthusiasts.

At Casino Greece, the pursuit of fortune is intertwined with a sense of adventure and mystery. The iconic architecture of the casinos serves as a backdrop to the exhilarating gameplay, where every spin of the wheel and flip of the card holds the promise of a life-changing win. The legacy of gambling in Greece is woven into the very fabric of these establishments, creating an atmosphere that resonates with echoes of the past. As players immerse themselves in the thrill of the games, they become part of a rich tapestry of tradition and excitement that defines the spirit of these legendary casinos.

Experience the fusion of ancient myth and modern-day entertainment at Casino Greece, where the thrill of gambling transcends time and captivates players from around the world. With a commitment to excellence and a dedication to providing an unforgettable gaming experience, these legendary casinos stand as beacons of excitement and opportunity in the heart of Greece. Whether you're a seasoned gambler or a curious newcomer, the spirit of adventure awaits at Casino Greece, where risk and reward converge in a whirlwind of excitement and anticipation.

Latest Works

My bestsellers

02 

NON FICTION

by lory pattanaik

NON FICTION

by lory pattanaik

hr guide

by lory pattanaik

Events

MODERATION | PANEL DISCUSSION | INTERVIEWS


03 

testimonials

brand
Working with Lory Patnaik when she took my interview for bhaskar is great remembrance as she was precise to the point & smooth writer it was pleasant & unforgettable writing.
Jk Arora
Chairman SOM Group
brand
It was an wonderful experience working with Ms Lory Pattanaik. The Publication of my Autobiography could be possible just because of her expertise, dedication and sincere efforts in interviewing me , writing and editing the contents.
OP Singhania
Chattered Account, Raipur
brand
Lory Pattanaik has many different skills and talents; she is incredibly generous with her knowledge and support and always enthusiastic, energetic and passionate! I feel very fortunate to work with her as one of the core team member of a socio-cultural community platform. Apart from having excellent knowledge in Content Writing and extensive experience as an upcoming entrepreneur being Co-Founder of WEBODOCTOR, Lory is a great human being and one of the most reliable and hardworking individual. I have always found her to be realistic in her approach in terms of achieving objectives for an organization, a genuine team player with excellent leadership qualities, any team would be lucky to have a valuable asset like Lory in team.
Sanjib Kumar Mohanty
Sr. Advocate, Supreme Court of India Chairperson, Odisha Positive
brand
Lory it's always been wonderful to see you grow as an Entrepreneur and an Author. Your utmost dedication and time bounded approach is what makes your work look unique.
Ajay Shrivastava
Chief General Manager, SAGE GROUP
brand
I am Aniruddha Sangamnerkar and Chairman of Athanaad Sanskruti LLP. I have a very good and extensive experience of content writing of Lory Pattanaik (or Webodoctor). The contents are expressive enough, effective to commensurate with the purpose, audience and our brand.I wish Lory a happy Content Writing.
Aniruddh Sangamnekar
Chairman, Athanaad Sanskruti LLP
brand
Dearest lory......
You are simply superb.....👏👍
The way you keep everyone captivating is highly commendable😊
Big fan of yours🙏
and.....
Thanks so very much for making yesterday's event so interesting 
Ar. Ritesh Harwani
Bhopal, MP
brand
It was a great experience to share the Dias with you. Your oratorial skills are exemplary. You effortlessly delved into the nuances of philosophy of architecture. Wishing you all the best.
Ar. Manoj Choubey
Bhopal, MP
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contact me

Contact no:-  7000926009, 9438569962

Corporate Address:-  E-3/114, 10 No. Market, E-3, Arera Colony, 

Bhopal, Madhya Pradesh 462016

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