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/home/pharmacy/www/wp-content/plugins/sendpress/classes/class-sendpress-admin.php
<?php

// Prevent loading this file directly
if ( ! defined( 'SENDPRESS_VERSION' ) ) {
	header( 'HTTP/1.0 403 Forbidden' );
	die;
}

if ( ! class_exists( 'SendPress_Admin' ) ) {


	class SendPress_Admin {

		static $_admin_cap = 'manage_options';
		static $_cap = array();
		static $_primary = array();

		static function link( $classname = false, $params = array(), $escape = true ) {
			if ( $classname == false ) {
				return admin_url( 'admin.php?page=sp-overview' );
			}
			$parts = explode( "_", $classname );
			$l     = "?page=sp-" . $parts[0];
			if ( isset( $parts[1] ) ) {
				$l .= "&view=" . $parts[1];
			}
			if ( isset( $parts[2] ) ) {
				$l .= "-" . $parts[2];
			}
			if ( isset( $parts[3] ) ) {
				$l .= "-" . $parts[3];
			}
			$l = strtolower( $l );
			if ( ! empty( $params ) && ( is_array( $params ) || is_object( $params ) ) ) {
				$params = http_build_query( $params, '', '&' );
				if ( strlen( $params ) > 0 ) {
					$params = '&' . $params;
				}
			} else {
				$params = '';
			}
			if ( $escape == false ) {
				return admin_url( 'admin.php' . $l . $params );
			}

			return esc_url( admin_url( 'admin.php' . $l . $params ) );
		}


		static function redirect( $classname = false, $params = array() ) {

			$url = self::link( $classname, $params, false );
			if ( headers_sent() ) {
				//echo esc_url( $url );
				echo "<script>window.location.replace('" . esc_url_raw( $url ) . "');</script>";
			} else {
			    //SendPress_Error::log($url);
                //header( "Location: $url", true, 301 );
                if ( wp_redirect( esc_url_raw( $url )  ) ) {
                    exit;
                } else {
                    header( "Location: $url", true, 301 );
                }
			}
			exit;
		}


		static public function access( $class = null ) {
			if ( is_object( $class ) ) {
				$class = get_class( $class );
			} else {
				$class = strtolower( 'sendpress_view_' . $class );
			}

			//Admin
			if ( current_user_can( self::$_admin_cap ) || is_super_admin() || current_user_can( 'delete_users' ) ) {
				return true;
			}

			//View Specific
			if ( current_user_can( self::view_cap( $class ) ) ) {
				return true;
			}

			//You can't see me
			return false;
		}

		static public function add_cap( $classname = false, $cap = 'manage_options' ) {
			if ( $classname !== false ) {
				self::$_primary[ strtolower( 'sendpress_view_' . $classname ) ] = strtolower( $cap );
			}
		}


		static public function view_cap( $current_class = null ) {
			$current_class = strtolower( $current_class );

			//echo $current_class;
			//Check for set permissions
			if ( isset( self::$_primary[ $current_class ] ) ) {
				return self::$_primary[ $current_class ];
			}

			$p = self::getParents( $current_class );
			//Check Parent class for limit

			foreach ( $p as $c ) {
				if ( isset( self::$_primary[ strtolower( $c ) ] ) ) {
					return self::$_primary[ strtolower( $c ) ];
				}
			}

			//Return Admin view Cap
			return self::$_admin_cap;
		}


		public function getParents( $class = null, $plist = array() ) {
			$class  = $class ? $class : $this;
			$parent = get_parent_class( $class );
			if ( $parent ) {
				$plist[] = $parent;
				/*Do not use $this. Use 'self' here instead, or you
				 * will get an infinite loop. */
				$plist = self::getParents( $parent, $plist );
			}

			return $plist;
		}


	}

}