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编辑当前文件:/www/wwwroot/shphe-en.com/wp-content/plugins/advanced-custom-fields/acf.php

<?php
/*
Plugin Name: Advanced Custom Fields
Plugin URI: http://www.advancedcustomfields.com/
Description: Fully customise WordPress edit screens with powerful fields. Boasting a professional interface and a powerful API, it’s a must have for any web developer working with WordPress. Field types include: Wysiwyg, text, textarea, image, file, select, checkbox, page link, post object, date picker, color picker, repeater, flexible content, gallery and more!
Version: 4.3.8
Author: Elliot Condon
Author URI: http://www.elliotcondon.com/
License: GPL
Copyright: Elliot Condon
*/

if( !class_exists('acf') ):

class acf
{
	// vars
	var $settings;
		
	
	/*
	*  Constructor
	*
	*  This function will construct all the neccessary actions, filters and functions for the ACF plugin to work
	*
	*  @type	function
	*  @date	23/06/12
	*  @since	1.0.0
	*
	*  @param	N/A
	*  @return	N/A
	*/
	
	function __construct()
	{
		// helpers
		add_filter('acf/helpers/get_path', array($this, 'helpers_get_path'), 1, 1);
		add_filter('acf/helpers/get_dir', array($this, 'helpers_get_dir'), 1, 1);
		
		
		// vars
		$this->settings = array(
			'path'				=> apply_filters('acf/helpers/get_path', __FILE__),
			'dir'				=> apply_filters('acf/helpers/get_dir', __FILE__),
			'hook'				=> basename( dirname( __FILE__ ) ) . '/' . basename( __FILE__ ),
			'version'			=> '4.3.8',
			'upgrade_version'	=> '3.4.1',
			'include_3rd_party'	=> false
		);
		
		
		// set text domain
		load_textdomain('acf', $this->settings['path'] . 'lang/acf-' . get_locale() . '.mo');
		
		
		// actions
		add_action('init', array($this, 'init'), 1);
		add_action('acf/pre_save_post', array($this, 'save_post_lock'), 0);
		add_action('acf/pre_save_post', array($this, 'save_post_unlock'), 999);
		add_action('acf/save_post', array($this, 'save_post_lock'), 0);
		add_action('acf/save_post', array($this, 'save_post'), 10);
		add_action('acf/save_post', array($this, 'save_post_unlock'), 999);
		add_action('acf/create_fields', array($this, 'create_fields'), 1, 2);
		
		
		// filters
		add_filter('acf/get_info', array($this, 'get_info'), 1, 1);
		add_filter('acf/parse_types', array($this, 'parse_types'), 1, 1);
		add_filter('acf/get_post_types', array($this, 'get_post_types'), 1, 3);
		add_filter('acf/get_taxonomies_for_select', array($this, 'get_taxonomies_for_select'), 1, 2);
		add_filter('acf/get_image_sizes', array($this, 'get_image_sizes'), 1, 1);
		add_filter('acf/get_post_id', array($this, 'get_post_id'), 1, 1);
		
		
		// includes
		$this->include_before_theme();
		add_action('after_setup_theme', array($this, 'include_after_theme'), 1);
		add_action('after_setup_theme', array($this, 'include_3rd_party'), 1);
		
	}
	
	
	/*
	*  helpers_get_path
	*
	*  This function will calculate the path to a file
	*
	*  @type	function
	*  @date	30/01/13
	*  @since	3.6.0
	*
	*  @param	$file (file) a reference to the file
	*  @return	(string)
	*/
    
    function helpers_get_path( $file )
    {
        return trailingslashit(dirname($file));
    }
    
    
    /*
	*  helpers_get_dir
	*
	*  This function will calculate the directory (URL) to a file
	*
	*  @type	function
	*  @date	30/01/13
	*  @since	3.6.0
	*
	*  @param	$file (file) a reference to the file
	*  @return	(string)
	*/
    
    function helpers_get_dir( $file )
    {
        $dir = trailingslashit(dirname($file));
        $count = 0;
        
        
        // sanitize for Win32 installs
        $dir = str_replace('\\' ,'/', $dir); 
        
        
        // if file is in plugins folder
        $wp_plugin_dir = str_replace('\\' ,'/', WP_PLUGIN_DIR); 
        $dir = str_replace($wp_plugin_dir, plugins_url(), $dir, $count);
        
        
        if( $count < 1 )
        {
	        // if file is in wp-content folder
	        $wp_content_dir = str_replace('\\' ,'/', WP_CONTENT_DIR); 
	        $dir = str_replace($wp_content_dir, content_url(), $dir, $count);
        }
        
        
        if( $count < 1 )
        {
	        // if file is in ??? folder
	        $wp_dir = str_replace('\\' ,'/', ABSPATH); 
	        $dir = str_replace($wp_dir, site_url('/'), $dir);
        }

return $dir;
    }
	
	
	/*
	*  acf/get_post_id
	*
	*  A helper function to filter the post_id variable.
	*
	*  @type	filter
	*  @date	27/05/13
	*
	*  @param	{mixed}	$post_id
	*  @return	{mixed}	$post_id
	*/
	
	function get_post_id( $post_id )
	{
		// set post_id to global
		if( !$post_id )
		{
			global $post;
			
			if( $post )
			{
				$post_id = intval( $post->ID );
			}
		}
		
		
		// allow for option == options
		if( $post_id == "option" )
		{
			$post_id = "options";
		}
		
		
		// object
		if( is_object($post_id) )
		{
			if( isset($post_id->roles, $post_id->ID) )
			{
				$post_id = 'user_' . $post_id->ID;
			}
			elseif( isset($post_id->taxonomy, $post_id->term_id) )
			{
				$post_id = $post_id->taxonomy . '_' . $post_id->term_id;
			}
			elseif( isset($post_id->ID) )
			{
				$post_id = $post_id->ID;
			}
		}
		
		
		/*
		*  Override for preview
		*  
		*  If the $_GET['preview_id'] is set, then the user wants to see the preview data.
		*  There is also the case of previewing a page with post_id = 1, but using get_field
		*  to load data from another post_id.
		*  In this case, we need to make sure that the autosave revision is actually related
		*  to the $post_id variable. If they match, then the autosave data will be used, otherwise, 
		*  the user wants to load data from a completely different post_id
		*/
		
		if( isset($_GET['preview_id']) )
		{
			$autosave = wp_get_post_autosave( $_GET['preview_id'] );
			if( $autosave->post_parent == $post_id )
			{
				$post_id = intval( $autosave->ID );
			}
		}
		
		
		// return
		return $post_id;
	}
	
	
	/*
	*  get_info
	*
	*  This function will return a setting from the settings array
	*
	*  @type	function
	*  @date	24/01/13
	*  @since	3.6.0
	*
	*  @param	$i (string) the setting to get
	*  @return	(mixed)
	*/
	
	function get_info( $i )
	{
		// vars
		$return = false;
		
		
		// specific
		if( isset($this->settings[ $i ]) )
		{
			$return = $this->settings[ $i ];
		}
		
		
		// all
		if( $i == 'all' )
		{
			$return = $this->settings;
		}
		
		
		// return
		return $return;
	}
	
	
	/*
	*  parse_types
	*
	*  @description: helper function to set the 'types' of variables
	*  @since: 2.0.4
	*  @created: 9/12/12
	*/
	
	function parse_types( $value )
	{
		// vars
		$restricted = array(
			'label',
			'name',
			'_name',
			'value',
			'instructions'
		);
		
		
		// is value another array?
		if( is_array($value) )
		{
			foreach( $value as $k => $v )
			{
				// bail early for restricted pieces
				if( in_array($k, $restricted, true) )
				{
					continue;
				}
				
				
				// filter piece
				$value[ $k ] = apply_filters( 'acf/parse_types', $v );
			}	
		}
		else
		{
			// string
			if( is_string($value) )
			{
				$value = trim( $value );
			}
			
			
			// numbers
			if( is_numeric($value) )
			{
				// check for non numeric characters
				if( preg_match('/[^0-9]/', $value) )
				{
					// leave value if it contains such characters: . + - e
					//$value = floatval( $value );
				}
				else
				{
					$value = intval( $value );
				}
			}
		}
		
		
		// return
		return $value;
	}
	
	
	/*
	*  include_before_theme
	*
	*  This function will include core files before the theme's functions.php file has been excecuted.
	*  
	*  @type	action (plugins_loaded)
	*  @date	3/09/13
	*  @since	4.3.0
	*
	*  @param	N/A
	*  @return	N/A
	*/
	
	function include_before_theme()
	{
		// incudes
		include_once('core/api.php');
		
		include_once('core/controllers/input.php');
		include_once('core/controllers/location.php');
		include_once('core/controllers/field_group.php');
		
		
		// admin only includes
		if( is_admin() )
		{
			include_once('core/controllers/post.php');
			include_once('core/controllers/revisions.php');
			include_once('core/controllers/everything_fields.php');	
			include_once('core/controllers/field_groups.php');
		}
		
		
		// register fields
		include_once('core/fields/_functions.php');
		include_once('core/fields/_base.php');
		
		include_once('core/fields/text.php');
		include_once('core/fields/textarea.php');
		include_once('core/fields/number.php');
		include_once('core/fields/email.php');
		include_once('core/fields/password.php');
		
		include_once('core/fields/wysiwyg.php');
		include_once('core/fields/image.php');
		include_once('core/fields/file.php');
		
		include_once('core/fields/select.php');
		include_once('core/fields/checkbox.php');
		include_once('core/fields/radio.php');
		include_once('core/fields/true_false.php');
		
		include_once('core/fields/page_link.php');
		include_once('core/fields/post_object.php');
		include_once('core/fields/relationship.php');
		include_once('core/fields/taxonomy.php');
		include_once('core/fields/user.php');
		
		include_once('core/fields/google-map.php');
		include_once('core/fields/date_picker/date_picker.php');
		include_once('core/fields/color_picker.php');
		
		include_once('core/fields/message.php');
		include_once('core/fields/tab.php');

}
	
	
	/*
	*  include_3rd_party
	*
	*  This function will include 3rd party add-ons
	*
	*  @type	function
	*  @date	29/01/2014
	*  @since	5.0.0
	*
	*  @param	N/A
	*  @return	N/A
	*/
	
	function include_3rd_party() {
		
		// run only once
		if( $this->settings['include_3rd_party'] )
		{
			return false;
		}
		
		
		// update setting
		$this->settings['include_3rd_party'] = true;
		
		
		// include 3rd party fields
		do_action('acf/register_fields');
		
	}
	
	
	/*
	*  include_after_theme
	*
	*  This function will include core files after the theme's functions.php file has been excecuted.
	*  
	*  @type	action (after_setup_theme)
	*  @date	3/09/13
	*  @since	4.3.0
	*
	*  @param	N/A
	*  @return	N/A
	*/
	
	function include_after_theme() {
		
		// bail early if user has defined LITE_MODE as true
		if( defined('ACF_LITE') && ACF_LITE )
		{
			return;
		}
		
		
		// admin only includes
		if( is_admin() )
		{
			include_once('core/controllers/export.php');
			include_once('core/controllers/addons.php');
			include_once('core/controllers/third_party.php');
			include_once('core/controllers/upgrade.php');
		}
		
	}
	
	
	/*
	*  init
	*
	*  This function is called during the 'init' action and will do things such as:
	*  create post_type, register scripts, add actions / filters
	*
	*  @type	action (init)
	*  @date	23/06/12
	*  @since	1.0.0
	*
	*  @param	N/A
	*  @return	N/A
	*/
	
	function init()
	{
		
		// Create ACF post type
		$labels = array(
		    'name' => __( 'Field Groups', 'acf' ),
			'singular_name' => __( 'Advanced Custom Fields', 'acf' ),
		    'add_new' => __( 'Add New' , 'acf' ),
		    'add_new_item' => __( 'Add New Field Group' , 'acf' ),
		    'edit_item' =>  __( 'Edit Field Group' , 'acf' ),
		    'new_item' => __( 'New Field Group' , 'acf' ),
		    'view_item' => __('View Field Group', 'acf'),
		    'search_items' => __('Search Field Groups', 'acf'),
		    'not_found' =>  __('No Field Groups found', 'acf'),
		    'not_found_in_trash' => __('No Field Groups found in Trash', 'acf'), 
		);
		
		register_post_type('acf', array(
			'labels' => $labels,
			'public' => false,
			'show_ui' => true,
			'_builtin' =>  false,
			'capability_type' => 'page',
			'hierarchical' => true,
			'rewrite' => false,
			'query_var' => "acf",
			'supports' => array(
				'title',
			),
			'show_in_menu'	=> false,
		));
		
		
		// min
		$min = defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ? '' : '.min';
		
		
		// register acf scripts
		$scripts = array();
		$scripts[] = array(
			'handle'	=> 'acf-field-group',
			'src'		=> $this->settings['dir'] . "js/field-group{$min}.js",
			'deps'		=> array('jquery')
		);
		$scripts[] = array(
			'handle'	=> 'acf-input',
			'src'		=> $this->settings['dir'] . "js/input{$min}.js",
			'deps'		=> array('jquery', 'jquery-ui-core', 'jquery-ui-datepicker')
		);
		
		
		foreach( $scripts as $script )
		{
			wp_register_script( $script['handle'], $script['src'], $script['deps'], $this->settings['version'] );
		}
		
		
		// register acf styles
		$styles = array(
			'acf'				=> $this->settings['dir'] . 'css/acf.css',
			'acf-field-group'	=> $this->settings['dir'] . 'css/field-group.css',
			'acf-global'		=> $this->settings['dir'] . 'css/global.css',
			'acf-input'			=> $this->settings['dir'] . 'css/input.css',
			'acf-datepicker'	=> $this->settings['dir'] . 'core/fields/date_picker/style.date_picker.css',
		);
		
		foreach( $styles as $k => $v )
		{
			wp_register_style( $k, $v, false, $this->settings['version'] ); 
		}
		
		
		// bail early if user has defined LITE_MODE as true
		if( defined('ACF_LITE') && ACF_LITE )
		{
			return;
		}
		
		
		// admin only
		if( is_admin() )
		{
			add_action('admin_menu', array($this,'admin_menu'));
			add_action('admin_head', array($this,'admin_head'));
			add_filter('post_updated_messages', array($this, 'post_updated_messages'));
		}
	}
	
	
	/*
	*  admin_menu
	*
	*  @description: 
	*  @since 1.0.0
	*  @created: 23/06/12
	*/
	
	function admin_menu()
	{
		add_menu_page(__("Custom Fields",'acf'), __("Custom Fields",'acf'), 'manage_options', 'edit.php?post_type=acf', false, false, '80.025');
	}
	
	
	/*
	*  post_updated_messages
	*
	*  @description: messages for saving a field group
	*  @since 1.0.0
	*  @created: 23/06/12
	*/

echo '<p class="label">';
					echo '<label for="' . $field['id'] . '">' . $field['label'] . $required_label . '</label>';
					echo $field['instructions'];
				echo '</p>';
				
				$field['name'] = 'fields[' . $field['key'] . ']';
				do_action('acf/create_field', $field, $post_id);
			
			echo '</div>';
			
		}}
				
	}
	
	
	/*
	*  save_post_lock
	*
	*  This action sets a global variable which locks the ACF save functions to this ID.
	*  This prevents an inifinite loop if a user was to hook into the save and create a new post
	*
	*  @type	function
	*  @date	16/07/13
	*
	*  @param	{int}	$post_id
	*  @return	{int}	$post_id
	*/
	
	function save_post_lock( $post_id )
	{
		$GLOBALS['acf_save_lock'] = $post_id;
		
		return $post_id;
	}
	
	
	/*
	*  save_post_unlock
	*
	*  This action sets a global variable which unlocks the ACF save functions to this ID.
	*  This prevents an inifinite loop if a user was to hook into the save and create a new post
	*
	*  @type	function
	*  @date	16/07/13
	*
	*  @param	{int}	$post_id
	*  @return	{int}	$post_id
	*/
	
	function save_post_unlock( $post_id )
	{
		$GLOBALS['acf_save_lock'] = false;
		
		return $post_id;
	}
	
	
	/*
	*  save_post
	*
	*  @description: 
	*  @since: 3.6
	*  @created: 28/01/13
	*/
	
	function save_post( $post_id )
	{
		
		// load from post
		if( !isset($_POST['fields']) )
		{
			return $post_id;
		}

// loop through and save
		if( !empty($_POST['fields']) )
		{
			// loop through and save $_POST data
			foreach( $_POST['fields'] as $k => $v )
			{
				// get field
				$f = apply_filters('acf/load_field', false, $k );
				
				// update field
				do_action('acf/update_value', $v, $post_id, $f );
				
			}
			// foreach($fields as $key => $value)
		}
		// if($fields)
		
		
		return $post_id;
	}

}

/*
*  acf
*
*  The main function responsible for returning the one true acf Instance to functions everywhere.
*  Use this function like you would a global variable, except without needing to declare the global.
*
*  Example: <?php $acf = acf(); ?>
*
*  @type	function
*  @date	4/09/13
*  @since	4.3.0
*
*  @param	N/A
*  @return	(object)
*/

function acf()
{
	global $acf;
	
	if( !isset($acf) )
	{
		$acf = new acf();
	}
	
	return $acf;
}

// initialize
acf();

endif; // class_exists check