....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! 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Current File : /home/u/n/e/uneseuleoc/crid/web/app/plugins/ewww-image-optimizer/classes/class-eio-base.php
<?php
/**
 * Implements basic and common utility functions for all sub-classes.
 *
 * @link https://ewww.io
 * @package EIO
 */

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

if ( ! class_exists( 'EIO_Base' ) ) {
	/**
	 * HTML element and attribute parsing, replacing, etc.
	 */
	class EIO_Base {

		/**
		 * Content directory (URL) for the plugin to use.
		 *
		 * @access protected
		 * @var string $content_url
		 */
		protected $content_url = WP_CONTENT_URL . 'ewww/';

		/**
		 * Content directory (path) for the plugin to use.
		 *
		 * @access protected
		 * @var string $content_dir
		 */
		protected $content_dir = WP_CONTENT_DIR . '/ewww/';

		/**
		 * Plugin version for the plugin.
		 *
		 * @access protected
		 * @var float $version
		 */
		protected $version = 1.1;

		/**
		 * Prefix to be used by plugin in option and hook names.
		 *
		 * @access protected
		 * @var string $prefix
		 */
		protected $prefix = 'ewww_image_optimizer_';

		/**
		 * Set class properties for children.
		 *
		 * @param string $child_class_path The location of the child class extending the base class.
		 */
		function __construct( $child_class_path = '' ) {
			if ( strpos( $child_class_path, 'ewww' ) ) {
				$this->content_url = content_url( 'ewww/' );
				$this->content_dir = WP_CONTENT_DIR . '/ewww/';
				$this->version     = EWWW_IMAGE_OPTIMIZER_VERSION;
			} elseif ( strpos( $child_class_path, 'easy' ) ) {
				$this->content_url = content_url( 'easyio/' );
				$this->content_dir = WP_CONTENT_DIR . '/easyio/';
				$this->version     = EASYIO_VERSION;
				$this->prefix      = 'easyio_';
			} else {
				$this->content_url = content_url( 'ewww/' );
			}
			$this->debug_message( '<b>' . __METHOD__ . '()</b>' );
		}

		/**
		 * Saves the in-memory debug log to a logfile in the plugin folder.
		 *
		 * @global string $eio_debug The in-memory debug log.
		 */
		function debug_log() {
			global $eio_debug;
			global $ewwwio_temp_debug;
			global $easyio_temp_debug;
			$debug_log = $this->content_dir . 'debug.log';
			if ( is_writable( WP_CONTENT_DIR ) && ! is_dir( $this->content_dir ) ) {
				mkdir( $this->content_dir );
			}
			$debug_enabled = $this->get_option( $this->prefix . 'debug' );
			if ( ! empty( $eio_debug ) && empty( $ewwwio_temp_debug ) && empty( $easyio_temp_debug ) && $debug_enabled && is_writable( $this->content_dir ) ) {
				$memory_limit = $this->memory_limit();
				clearstatcache();
				$timestamp = date( 'Y-m-d H:i:s' ) . "\n";
				if ( ! file_exists( $debug_log ) ) {
					touch( $debug_log );
				} else {
					if ( filesize( $debug_log ) + 4000000 + memory_get_usage( true ) > $memory_limit ) {
						unlink( $debug_log );
						touch( $debug_log );
					}
				}
				if ( filesize( $debug_log ) + strlen( $eio_debug ) + 4000000 + memory_get_usage( true ) <= $memory_limit && is_writable( $debug_log ) ) {
					$eio_debug = str_replace( '<br>', "\n", $eio_debug );
					file_put_contents( $debug_log, $timestamp . $eio_debug, FILE_APPEND );
				}
			}
			$eio_debug = '';
		}

		/**
		 * Adds information to the in-memory debug log.
		 *
		 * @global string $eio_debug The in-memory debug log.
		 * @global bool   $easyio_temp_debug Indicator that we are temporarily debugging on the wp-admin.
		 * @global bool   $ewwwio_temp_debug Indicator that we are temporarily debugging on the wp-admin.
		 *
		 * @param string $message Debug information to add to the log.
		 */
		function debug_message( $message ) {
			if ( defined( 'WP_CLI' ) && WP_CLI ) {
				WP_CLI::debug( $message );
				return;
			}
			global $ewwwio_temp_debug;
			global $easyio_temp_debug;
			if ( $easyio_temp_debug || $ewwwio_temp_debug || $this->get_option( $this->prefix . 'debug' ) ) {
				$memory_limit = $this->memory_limit();
				if ( strlen( $message ) + 4000000 + memory_get_usage( true ) <= $memory_limit ) {
					global $eio_debug;
					$message    = str_replace( "\n\n\n", '<br>', $message );
					$message    = str_replace( "\n\n", '<br>', $message );
					$message    = str_replace( "\n", '<br>', $message );
					$eio_debug .= "$message<br>";
				} else {
					global $eio_debug;
					$eio_debug = "not logging message, memory limit is $memory_limit";
				}
			}
		}

		/**
		 * Checks if a function is disabled or does not exist.
		 *
		 * @param string $function The name of a function to test.
		 * @param bool   $debug Whether to output debugging.
		 * @return bool True if the function is available, False if not.
		 */
		function function_exists( $function, $debug = false ) {
			if ( function_exists( 'ini_get' ) ) {
				$disabled = @ini_get( 'disable_functions' );
				if ( $debug ) {
					easyio_debug_message( "disable_functions: $disabled" );
				}
			}
			if ( extension_loaded( 'suhosin' ) && function_exists( 'ini_get' ) ) {
				$suhosin_disabled = @ini_get( 'suhosin.executor.func.blacklist' );
				if ( $debug ) {
					easyio_debug_message( "suhosin_blacklist: $suhosin_disabled" );
				}
				if ( ! empty( $suhosin_disabled ) ) {
					$suhosin_disabled = explode( ',', $suhosin_disabled );
					$suhosin_disabled = array_map( 'trim', $suhosin_disabled );
					$suhosin_disabled = array_map( 'strtolower', $suhosin_disabled );
					if ( function_exists( $function ) && ! in_array( $function, $suhosin_disabled, true ) ) {
						return true;
					}
					return false;
				}
			}
			return function_exists( $function );
		}

		/**
		 * Check for GD support.
		 *
		 * @return bool Debug True if GD support detected.
		 */
		function gd_support() {
			$this->debug_message( '<b>' . __FUNCTION__ . '()</b>' );
			if ( function_exists( 'gd_info' ) ) {
				$gd_support = gd_info();
				$this->debug_message( 'GD found, supports:' );
				if ( $this->is_iterable( $gd_support ) ) {
					foreach ( $gd_support as $supports => $supported ) {
						$this->debug_message( "$supports: $supported" );
					}
					if ( ( ! empty( $gd_support['JPEG Support'] ) || ! empty( $gd_support['JPG Support'] ) ) && ! empty( $gd_support['PNG Support'] ) ) {
						return true;
					}
				}
			}
			return false;
		}

		/**
		 * Retrieve option: use 'site' setting if plugin is network activated, otherwise use 'blog' setting.
		 *
		 * Retrieves multi-site and single-site options as appropriate as well as allowing overrides with
		 * same-named constant. Overrides are only available for integer and boolean options.
		 *
		 * @param string $option_name The name of the option to retrieve.
		 * @return mixed The value of the option.
		 */
		function get_option( $option_name ) {
			$constant_name = strtoupper( $option_name );
			if ( defined( $constant_name ) && ( is_int( constant( $constant_name ) ) || is_bool( constant( $constant_name ) ) ) ) {
				return constant( $constant_name );
			}
			if ( ! function_exists( 'is_plugin_active_for_network' ) && is_multisite() ) {
				// Need to include the plugin library for the is_plugin_active function.
				require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
			}
			if (
				is_multisite() &&
				is_plugin_active_for_network( constant( strtoupper( $this->prefix ) . 'PLUGIN_FILE_REL' ) ) &&
				! get_site_option( $this->prefix . 'allow_multisite_override' )
			) {
				$option_value = get_site_option( $option_name );
			} else {
				$option_value = get_option( $option_name );
			}
			return $option_value;
		}

		/**
		 * Implode a multi-dimensional array without throwing errors. Arguments can be reverse order, same as implode().
		 *
		 * @param string $delimiter The character to put between the array items (the glue).
		 * @param array  $data The array to output with the glue.
		 * @return string The array values, separated by the delimiter.
		 */
		function implode( $delimiter, $data = '' ) {
			if ( is_array( $delimiter ) ) {
				$temp_data = $delimiter;
				$delimiter = $data;
				$data      = $temp_data;
			}
			if ( is_array( $delimiter ) ) {
				return '';
			}
			$output = '';
			foreach ( $data as $value ) {
				if ( is_string( $value ) || is_numeric( $value ) ) {
					$output .= $value . $delimiter;
				} elseif ( is_bool( $value ) ) {
					$output .= ( $value ? 'true' : 'false' ) . $delimiter;
				} elseif ( is_array( $value ) ) {
					$output .= 'Array,';
				}
			}
			return rtrim( $output, ',' );
		}

		/**
		 * Checks to see if the current page being output is an AMP page.
		 *
		 * @return bool True for an AMP endpoint, false otherwise.
		 */
		function is_amp() {
			if ( function_exists( 'is_amp_endpoint' ) && is_amp_endpoint() ) {
				return true;
			}
			if ( function_exists( 'ampforwp_is_amp_endpoint' ) && ampforwp_is_amp_endpoint() ) {
				return true;
			}
			return false;
		}

		/**
		 * Make sure an array/object can be parsed by a foreach().
		 *
		 * @param mixed $var A variable to test for iteration ability.
		 * @return bool True if the variable is iterable.
		 */
		function is_iterable( $var ) {
			return ! empty( $var ) && ( is_array( $var ) || $var instanceof Traversable );
		}

		/**
		 * Finds the current PHP memory limit or a reasonable default.
		 *
		 * @return int The memory limit in bytes.
		 */
		function memory_limit() {
			if ( defined( 'EIO_MEMORY_LIMIT' ) && EIO_MEMORY_LIMIT ) {
				$memory_limit = EIO_MEMORY_LIMIT;
			} elseif ( function_exists( 'ini_get' ) ) {
				$memory_limit = ini_get( 'memory_limit' );
			} else {
				if ( ! defined( 'EIO_MEMORY_LIMIT' ) ) {
					// Conservative default, current usage + 16M.
					$current_memory = memory_get_usage( true );
					$memory_limit   = round( $current_memory / ( 1024 * 1024 ) ) + 16;
					define( 'EIO_MEMORY_LIMIT', $memory_limit );
				}
			}
			if ( defined( 'WP_CLI' ) && WP_CLI ) {
				WP_CLI::debug( "memory limit is set at $memory_limit" );
			}
			if ( ! $memory_limit || -1 === intval( $memory_limit ) ) {
				// Unlimited, set to 32GB.
				$memory_limit = '32000M';
			}
			if ( strpos( $memory_limit, 'G' ) ) {
				$memory_limit = intval( $memory_limit ) * 1024 * 1024 * 1024;
			} else {
				$memory_limit = intval( $memory_limit ) * 1024 * 1024;
			}
			return $memory_limit;
		}

		/**
		 * Set an option: use 'site' setting if plugin is network activated, otherwise use 'blog' setting.
		 *
		 * @param string $option_name The name of the option to save.
		 * @param mixed  $option_value The value to save for the option.
		 * @return bool True if the operation was successful.
		 */
		function set_option( $option_name, $option_value ) {
			if ( ! function_exists( 'is_plugin_active_for_network' ) && is_multisite() ) {
				// Need to include the plugin library for the is_plugin_active function.
				require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
			}
			if (
				is_multisite() &&
				is_plugin_active_for_network( constant( strtoupper( $this->prefix ) . 'PLUGIN_FILE_REL' ) ) &&
				! get_site_option( $this->prefix . 'allow_multisite_override' )
			) {
				$success = update_site_option( $option_name, $option_value );
			} else {
				$success = update_option( $option_name, $option_value );
			}
			return $success;
		}

	}
}

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