PHP is_blog_admin函数代码示例

 /**
  * Populate global variables with information about the currently logged in user.
  *
  * Will set the current user, if the current user is not set. The current user
  * will be set to the logged in person. If no user is logged in, then it will
  * set the current user to 0, which is invalid and won't have any permissions.
  *
  * @since 0.71
  * @uses $current_user Checks if the current user is set
  * @uses wp_validate_auth_cookie() Retrieves current logged in user.
  *
  * @return bool|null False on XMLRPC Request and invalid auth cookie. Null when current user set
  */
 function get_currentuserinfo()
 {
     global $current_user;
     if (!empty($current_user)) {
         if ($current_user instanceof WP_User) {
             return;
         }
         // Upgrade stdClass to WP_User
         if (is_object($current_user) && isset($current_user->ID)) {
             $cur_id = $current_user->ID;
             $current_user = null;
             wp_set_current_user($cur_id);
             return;
         }
         // $current_user has a junk value. Force to WP_User with ID 0.
         $current_user = null;
         wp_set_current_user(0);
         return false;
     }
     if (defined('XMLRPC_REQUEST') && XMLRPC_REQUEST) {
         wp_set_current_user(0);
         return false;
     }
     if (!($user = wp_validate_auth_cookie())) {
         if (is_blog_admin() || is_network_admin() || empty($_COOKIE[LOGGED_IN_COOKIE]) || !($user = wp_validate_auth_cookie($_COOKIE[LOGGED_IN_COOKIE], 'logged_in'))) {
             wp_set_current_user(0);
             return false;
         }
     }
     wp_set_current_user($user);
 }

function hide_admin_bar_from_front_end()
{
    if (is_blog_admin()) {
        return true;
    }
    return false;
}

 /**
  * Handles Multisite User removal deletions.
  *
  * @package s2Member\User_Deletions
  * @since 3.5
  *
  * @attaches-to ``add_action("remove_user_from_blog");``
  *
  * @param int|str $user_id Numeric WordPress User ID.
  * @param int|str $blog_id Numeric WordPress Blog ID.
  * @param bool $s2says Optional. Defaults to false. If true, it's definitely OK to process this deletion?
  * 	The ``$s2says`` flag can be used when/if the routine is called directly for whatever reason.
  * @return null
  */
 public static function handle_ms_user_deletions($user_id = FALSE, $blog_id = FALSE, $s2says = FALSE)
 {
     static $processed = array();
     // No duplicate processing.
     global $pagenow;
     // Need this to detect the current admin page.
     foreach (array_keys(get_defined_vars()) as $__v) {
         $__refs[$__v] =& ${$__v};
     }
     do_action("ws_plugin__s2member_before_handle_ms_user_deletions", get_defined_vars());
     unset($__refs, $__v);
     if (is_multisite() && empty($processed[$user_id])) {
         if (($s2says || is_blog_admin() && $pagenow === "users.php") && ($processed[$user_id] = true)) {
             foreach (array_keys(get_defined_vars()) as $__v) {
                 $__refs[$__v] =& ${$__v};
             }
             do_action("ws_plugin__s2member_during_handle_ms_user_deletions_before", get_defined_vars());
             unset($__refs, $__v);
             c_ws_plugin__s2member_user_deletions::handle_user_deletions($user_id);
             // Hand this over.
             foreach (array_keys(get_defined_vars()) as $__v) {
                 $__refs[$__v] =& ${$__v};
             }
             do_action("ws_plugin__s2member_during_handle_ms_user_deletions_after", get_defined_vars());
             unset($__refs, $__v);
         }
     }
     foreach (array_keys(get_defined_vars()) as $__v) {
         $__refs[$__v] =& ${$__v};
     }
     do_action("ws_plugin__s2member_after_handle_ms_user_deletions", get_defined_vars());
     unset($__refs, $__v);
     return;
 }

 /**
  * Handles Multisite User removal deletions.
  *
  * @package s2Member\User_Deletions
  * @since 3.5
  *
  * @attaches-to ``add_action('remove_user_from_blog');``
  *
  * @param int|string $user_id Numeric WordPress User ID.
  * @param int|string $blog_id Numeric WordPress Blog ID.
  * @param bool       $s2says Optional. Defaults to false. If true, it's definitely OK to process this deletion?
  *   The ``$s2says`` flag can be used when/if the routine is called directly for whatever reason.
  */
 public static function handle_ms_user_deletions($user_id = 0, $blog_id = 0, $s2says = FALSE)
 {
     static $processed = array();
     // No duplicate processing.
     global $pagenow;
     // Need this to detect the current admin page.
     foreach (array_keys(get_defined_vars()) as $__v) {
         $__refs[$__v] =& ${$__v};
     }
     do_action('ws_plugin__s2member_before_handle_ms_user_deletions', get_defined_vars());
     unset($__refs, $__v);
     if ($user_id && is_multisite() && empty($processed[$user_id]) && ($s2says || is_blog_admin() && $pagenow === 'users.php')) {
         $processed[$user_id] = TRUE;
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action('ws_plugin__s2member_during_handle_ms_user_deletions_before', get_defined_vars());
         unset($__refs, $__v);
         c_ws_plugin__s2member_user_deletions::handle_user_deletions($user_id);
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action('ws_plugin__s2member_during_handle_ms_user_deletions_after', get_defined_vars());
         unset($__refs, $__v);
     }
     foreach (array_keys(get_defined_vars()) as $__v) {
         $__refs[$__v] =& ${$__v};
     }
     do_action('ws_plugin__s2member_after_handle_ms_user_deletions', get_defined_vars());
     unset($__refs, $__v);
 }

 public static function is_blog_admin()
 {
     if (version_compare(get_bloginfo("version"), "3.1-RC", ">=")) {
         return is_blog_admin();
     }
     /**/
     return is_admin();
 }

function hide_admin_bar_from_front_end()
{
    if (is_blog_admin()) {
        return true;
    }
    remove_action('wp_head', '_admin_bar_bump_cb');
    return false;
}

function jl_brd_recent_drafts()
{
    if (!(is_blog_admin() && current_user_can('edit_posts'))) {
        return;
    }
    wp_add_dashboard_widget('jl_brd_dashboard_recent_drafts', __('Recent Drafts'), 'jl_brd_dashboard_recent_drafts');
    remove_meta_box('dashboard_recent_drafts', 'dashboard', 'side');
    // recent drafts
    remove_meta_box('dashboard_recent_drafts', 'dashboard', 'normal');
    // recent drafts
}

 /**
  * Adds Custom Fields to `/wp-admin/user-new.php`.
  *
  * We have to buffer because `/user-new.php` has NO Hooks.
  *
  * @package s2Member\New_Users
  * @since 3.5
  *
  * @attaches-to ``add_action("load-user-new.php");``
  *
  * @return null
  */
 public static function admin_user_new_fields()
 {
     global $pagenow;
     // The current admin page file name.
     do_action("ws_plugin__s2member_before_admin_user_new_fields", get_defined_vars());
     if (is_blog_admin() && $pagenow === "user-new.php" && current_user_can("create_users")) {
         ob_start("c_ws_plugin__s2member_user_new_in::_admin_user_new_fields");
         do_action("ws_plugin__s2member_during_admin_user_new_fields", get_defined_vars());
     }
     do_action("ws_plugin__s2member_after_admin_user_new_fields", get_defined_vars());
     return;
 }

function wphd_remove_admin_bar_links()
{
    global $blog, $current_user, $id, $wp_admin_bar, $wphd_user_capability;
    if ((!current_user_can('' . $wphd_user_capability . '') || !current_user_can_for_blog($blog->userblog_id, '' . $wphd_user_capability . '')) && is_admin_bar_showing()) {
        /* If Multisite, check whether they are assigned to any network sites before removing links */
        $user_id = get_current_user_id();
        $blogs = get_blogs_of_user($user_id);
        if (is_multisite() && empty($blogs)) {
            return;
        } else {
            if (is_admin() || is_blog_admin()) {
                $wp_admin_bar->remove_menu('edit-my-profile');
            }
        }
        $wp_admin_bar->remove_menu('dashboard');
    }
}

 /**
  * Populate global variables with information about the currently logged in user.
  *
  * Will set the current user, if the current user is not set. The current user
  * will be set to the logged in person. If no user is logged in, then it will
  * set the current user to 0, which is invalid and won't have any permissions.
  *
  * @since 0.71
  * @uses $current_user Checks if the current user is set
  * @uses wp_validate_auth_cookie() Retrieves current logged in user.
  *
  * @return bool|null False on XMLRPC Request and invalid auth cookie. Null when current user set
  */
 function get_currentuserinfo()
 {
     global $current_user;
     if (defined('XMLRPC_REQUEST') && XMLRPC_REQUEST) {
         return false;
     }
     if (!empty($current_user)) {
         return;
     }
     if (!($user = wp_validate_auth_cookie())) {
         if (is_blog_admin() || is_network_admin() || empty($_COOKIE[LOGGED_IN_COOKIE]) || !($user = wp_validate_auth_cookie($_COOKIE[LOGGED_IN_COOKIE], 'logged_in'))) {
             wp_set_current_user(0);
             return false;
         }
     }
     wp_set_current_user($user);
 }

 /**
  * Adds Custom Fields to `/wp-admin/user-new.php`.
  *
  * We have to buffer because `/user-new.php` has NO Hooks.
  *
  * @package optimizeMember\New_Users
  * @since 3.5
  *
  * @attaches-to ``add_action("load-user-new.php");``
  *
  * @return null
  */
 public static function admin_user_new_fields()
 {
     global $pagenow;
     /* The current admin page file name. */
     /**/
     do_action("ws_plugin__optimizemember_before_admin_user_new_fields", get_defined_vars());
     /**/
     if (is_blog_admin() && $pagenow === "user-new.php" && current_user_can("create_users")) {
         ob_start("c_ws_plugin__optimizemember_user_new_in::_admin_user_new_fields");
         /**/
         do_action("ws_plugin__optimizemember_during_admin_user_new_fields", get_defined_vars());
     }
     /**/
     do_action("ws_plugin__optimizemember_after_admin_user_new_fields", get_defined_vars());
     /**/
     return;
     /* Return for uniformity. */
 }

 /**
  * Handles Multisite User removal deletions.
  *
  * @package s2Member\User_Deletions
  * @since 3.5
  *
  * @attaches-to ``add_action("remove_user_from_blog");``
  *
  * @param int|str $user_id Numeric WordPress® User ID.
  * @param int|str $blog_id Numeric WordPress® Blog ID.
  * @param bool $s2says Optional. Defaults to false. If true, it's definitely OK to process this deletion?
  * 	The ``$s2says`` flag can be used when/if the routine is called directly for whatever reason.
  * @return null
  */
 public static function handle_ms_user_deletions($user_id = FALSE, $blog_id = FALSE, $s2says = FALSE)
 {
     static $processed = array();
     /* No duplicate processing. */
     global $pagenow;
     /* Need this to detect the current admin page. */
     /**/
     eval('foreach(array_keys(get_defined_vars())as$__v)$__refs[$__v]=&$$__v;');
     do_action("ws_plugin__s2member_before_handle_ms_user_deletions", get_defined_vars());
     unset($__refs, $__v);
     /* Unset defined __refs, __v. */
     /**/
     if (is_multisite() && empty($processed[$user_id])) {
         if (($s2says || is_blog_admin() && $pagenow === "users.php") && ($processed[$user_id] = true)) {
             eval('foreach(array_keys(get_defined_vars())as$__v)$__refs[$__v]=&$$__v;');
             do_action("ws_plugin__s2member_during_handle_ms_user_deletions_before", get_defined_vars());
             unset($__refs, $__v);
             /* Unset defined __refs, __v. */
             /**/
             c_ws_plugin__s2member_user_deletions::handle_user_deletions($user_id);
             /* Hand this over. */
             /**/
             eval('foreach(array_keys(get_defined_vars())as$__v)$__refs[$__v]=&$$__v;');
             do_action("ws_plugin__s2member_during_handle_ms_user_deletions_after", get_defined_vars());
             unset($__refs, $__v);
             /* Unset defined __refs, __v. */
         }
     }
     /**/
     eval('foreach(array_keys(get_defined_vars())as$__v)$__refs[$__v]=&$$__v;');
     do_action("ws_plugin__s2member_after_handle_ms_user_deletions", get_defined_vars());
     unset($__refs, $__v);
     /* Unset defined __refs, __v. */
     /**/
     return;
     /* Return for uniformity. */
 }

 /**
  * Callback adds Custom Fields to `/wp-admin/user-new.php`.
  *
  * We have to buffer because `/user-new.php` has NO Hooks.
  *
  * @package s2Member\New_Users
  * @since 3.5
  *
  * @attaches-to ``ob_start("c_ws_plugin__s2member_user_new_in::_admin_user_new_fields");``
  *
  * @return string Output buffer.
  */
 public static function _admin_user_new_fields($buffer = FALSE)
 {
     global $pagenow;
     // The current admin page file name.
     foreach (array_keys(get_defined_vars()) as $__v) {
         $__refs[$__v] =& ${$__v};
     }
     do_action("_ws_plugin__s2member_before_admin_user_new_fields", get_defined_vars());
     unset($__refs, $__v);
     if (is_blog_admin() && $pagenow === "user-new.php" && current_user_can("create_users")) {
         $_p = c_ws_plugin__s2member_utils_strings::trim_deep(stripslashes_deep($_POST));
         $unfs = '<div style="margin:25px 0 25px 0; height:1px; line-height:1px; background:#CCCCCC;"></div>' . "\n";
         $unfs .= '<h3 style="position:relative;"><img src="' . esc_attr($GLOBALS["WS_PLUGIN__"]["s2member"]["c"]["dir_url"]) . '/images/large-icon.png" title="s2Member (a Membership management system for WordPress)" alt="" style="position:absolute; top:-15px; right:0; border:0;" />s2Member Configuration &amp; Profile Fields' . (is_multisite() ? ' (for this Blog)' : '') . '</h3>' . "\n";
         $unfs .= '<table class="form-table">' . "\n";
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action("_ws_plugin__s2member_during_admin_user_new_fields_before", get_defined_vars());
         unset($__refs, $__v);
         if (is_multisite()) {
             foreach (array_keys(get_defined_vars()) as $__v) {
                 $__refs[$__v] =& ${$__v};
             }
             do_action("_ws_plugin__s2member_during_admin_user_new_fields_before_first_name", get_defined_vars());
             unset($__refs, $__v);
             $unfs .= '<tr>' . "\n";
             $unfs .= '<th><label for="ws-plugin--s2member-user-new-first-name">First Name:</label></th>' . "\n";
             $unfs .= '<td><input type="text" autocomplete="off" name="ws_plugin__s2member_user_new_first_name" id="ws-plugin--s2member-user-new-first-name" value="' . esc_attr($_p["ws_plugin__s2member_user_new_first_name"]) . '" class="regular-text" /></td>' . "\n";
             $unfs .= '</tr>' . "\n";
             foreach (array_keys(get_defined_vars()) as $__v) {
                 $__refs[$__v] =& ${$__v};
             }
             do_action("_ws_plugin__s2member_during_admin_user_new_fields_after_first_name", get_defined_vars());
             unset($__refs, $__v);
             foreach (array_keys(get_defined_vars()) as $__v) {
                 $__refs[$__v] =& ${$__v};
             }
             do_action("_ws_plugin__s2member_during_admin_user_new_fields_before_last_name", get_defined_vars());
             unset($__refs, $__v);
             $unfs .= '<tr>' . "\n";
             $unfs .= '<th><label for="ws-plugin--s2member-user-new-last-name">Last Name:</label></th>' . "\n";
             $unfs .= '<td><input type="text" autocomplete="off" name="ws_plugin__s2member_user_new_last_name" id="ws-plugin--s2member-user-new-last-name" value="' . esc_attr($_p["ws_plugin__s2member_user_new_last_name"]) . '" class="regular-text" /></td>' . "\n";
             $unfs .= '</tr>' . "\n";
             foreach (array_keys(get_defined_vars()) as $__v) {
                 $__refs[$__v] =& ${$__v};
             }
             do_action("_ws_plugin__s2member_during_admin_user_new_fields_after_last_name", get_defined_vars());
             unset($__refs, $__v);
         }
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action("_ws_plugin__s2member_during_admin_user_new_fields_before_subscr_gateway", get_defined_vars());
         unset($__refs, $__v);
         $unfs .= '<tr>' . "\n";
         $unfs .= '<th><label for="ws-plugin--s2member-user-new-s2member-subscr-gateway">Paid Subscr. Gateway:</label> <a href="#" onclick="alert(\'A Payment Gateway code is associated with the Paid Subscr. ID below. A Paid Subscription ID (or a Buy Now Transaction ID) is only valid for paid Members. Also known as (a Recurring Profile ID, a ClickBank Receipt #, a Google Order ID, an AliPay Trade No.). Under normal circumstances, this is filled automatically by s2Member. This field is ONLY here for Customer Service purposes; just in case you ever need to enter a Paid Subscr. Gateway/ID manually. This field will be empty for Free Subscribers, and/or anyone who is NOT paying you.\\n\\nThe value of Paid Subscr. ID, can be a PayPal Standard `Subscription ID`, or a PayPal Pro `Recurring Profile ID`, or a PayPal `Transaction ID`; depending on the type of sale. Your PayPal account will supply this information. If you\\\'re using Google Wallet, use the Google Order ID. ClickBank provides a Receipt #, ccBill provides a Subscription ID, Authorize.Net provides a Subscription ID, and AliPay provides a Transaction ID. The general rule is... IF there\\\'s a Subscription ID, use that! If there\\\'s NOT, use the Transaction ID.\'); return false;" tabindex="-1">[?]</a></th>' . "\n";
         $unfs .= '<td><select name="ws_plugin__s2member_user_new_s2member_subscr_gateway" id="ws-plugin--s2member-user-new-s2member-subscr-gateway" style="width:25em;"><option value=""></option>' . "\n";
         foreach (apply_filters("ws_plugin__s2member_profile_s2member_subscr_gateways", array("paypal" => "PayPal (code: paypal)"), get_defined_vars()) as $gateway => $gateway_name) {
             $unfs .= '<option value="' . esc_attr($gateway) . '"' . ($gateway === $_p["ws_plugin__s2member_user_new_s2member_subscr_gateway"] ? ' selected="selected"' : '') . '>' . esc_html($gateway_name) . '</option>' . "\n";
         }
         $unfs .= '</select>' . "\n";
         $unfs .= '</td>' . "\n";
         $unfs .= '</tr>' . "\n";
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action("_ws_plugin__s2member_during_admin_user_new_fields_after_subscr_gateway", get_defined_vars());
         unset($__refs, $__v);
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action("_ws_plugin__s2member_during_admin_user_new_fields_before_subscr_id", get_defined_vars());
         unset($__refs, $__v);
         $unfs .= '<tr>' . "\n";
         $unfs .= '<th><label for="ws-plugin--s2member-user-new-s2member-subscr-id">Paid Subscr. ID:</label> <a href="#" onclick="alert(\'A Paid Subscription ID (or a Buy Now Transaction ID) is only valid for paid Members. Also known as (a Recurring Profile ID, a ClickBank Receipt #, a Google Order ID, an AliPay Trade No.). Under normal circumstances, this is filled automatically by s2Member. This field is ONLY here for Customer Service purposes; just in case you ever need to enter a Paid Subscr. Gateway/ID manually. This field will be empty for Free Subscribers, and/or anyone who is NOT paying you.\\n\\nThe value of Paid Subscr. ID, can be a PayPal Standard `Subscription ID`, or a PayPal Pro `Recurring Profile ID`, or a PayPal `Transaction ID`; depending on the type of sale. Your PayPal account will supply this information. If you\\\'re using Google Wallet, use the Google Order ID. ClickBank provides a Receipt #, ccBill provides a Subscription ID, Authorize.Net provides a Subscription ID, and AliPay provides a Transaction ID. The general rule is... if there\\\'s a Subscription ID, use that! If there\\\'s NOT, use the Transaction ID.\'); return false;" tabindex="-1">[?]</a></th>' . "\n";
         $unfs .= '<td><input type="text" autocomplete="off" name="ws_plugin__s2member_user_new_s2member_subscr_id" id="ws-plugin--s2member-user-new-s2member-subscr-id" value="' . format_to_edit($_p["ws_plugin__s2member_user_new_s2member_subscr_id"]) . '" class="regular-text" /></td>' . "\n";
         $unfs .= '</tr>' . "\n";
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action("_ws_plugin__s2member_during_admin_user_new_fields_after_subscr_id", get_defined_vars());
         unset($__refs, $__v);
         foreach (array_keys(get_defined_vars()) as $__v) {
             $__refs[$__v] =& ${$__v};
         }
         do_action("_ws_plugin__s2member_during_admin_user_new_fields_before_custom", get_defined_vars());
         unset($__refs, $__v);
         $unfs .= '<tr>' . "\n";
//.........这里部分代码省略.........

/**
 * WordPress News dashboard widget.
 *
 * @since 2.7.0
 */
function wp_dashboard_primary()
{
    $feeds = array('news' => array('link' => apply_filters('dashboard_primary_link', __('https://wordpress.org/news/')), 'url' => apply_filters('dashboard_primary_feed', __('http://wordpress.org/news/feed/')), 'title' => apply_filters('dashboard_primary_title', __('WordPress Blog')), 'items' => 1, 'show_summary' => 1, 'show_author' => 0, 'show_date' => 1), 'planet' => array('link' => apply_filters('dashboard_secondary_link', __('https://planet.wordpress.org/')), 'url' => apply_filters('dashboard_secondary_feed', __('https://planet.wordpress.org/feed/')), 'title' => apply_filters('dashboard_secondary_title', __('Other WordPress News')), 'items' => apply_filters('dashboard_secondary_items', 3), 'show_summary' => 0, 'show_author' => 0, 'show_date' => 0));
    if (!is_multisite() && is_blog_admin() && current_user_can('install_plugins') || is_network_admin() && current_user_can('manage_network_plugins') && current_user_can('install_plugins')) {
        $feeds['plugins'] = array('link' => '', 'url' => array('popular' => 'http://wordpress.org/plugins/rss/browse/popular/'), 'title' => '', 'items' => 1, 'show_summary' => 0, 'show_author' => 0, 'show_date' => 0);
    }
    wp_dashboard_cached_rss_widget('dashboard_primary', 'wp_dashboard_primary_output', $feeds);
}

function wp_add_dashboard_widget($widget_id, $widget_name, $callback, $control_callback = null)
{
    $screen = get_current_screen();
    global $wp_dashboard_control_callbacks;
    if ($control_callback && current_user_can('edit_dashboard') && is_callable($control_callback)) {
        $wp_dashboard_control_callbacks[$widget_id] = $control_callback;
        if (isset($_GET['edit']) && $widget_id == $_GET['edit']) {
            list($url) = explode('#', add_query_arg('edit', false), 2);
            $widget_name .= ' <span class="postbox-title-action"><a href="' . esc_url($url) . '">' . __('Cancel') . '</a></span>';
            $callback = '_wp_dashboard_control_callback';
        } else {
            list($url) = explode('#', add_query_arg('edit', $widget_id), 2);
            $widget_name .= ' <span class="postbox-title-action"><a href="' . esc_url("{$url}#{$widget_id}") . '" class="edit-box open-box">' . __('Configure') . '</a></span>';
        }
    }
    if (is_blog_admin()) {
        $side_widgets = array('dashboard_quick_press', 'dashboard_recent_drafts', 'dashboard_primary', 'dashboard_secondary');
    } else {
        if (is_network_admin()) {
            $side_widgets = array('dashboard_primary', 'dashboard_secondary');
        } else {
            $side_widgets = array();
        }
    }
    $location = 'normal';
    if (in_array($widget_id, $side_widgets)) {
        $location = 'side';
    }
    $priority = 'core';
    if ('dashboard_browser_nag' === $widget_id) {
        $priority = 'high';
    }
    add_meta_box($widget_id, $widget_name, $callback, $screen->id, $location, $priority);
}