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< ? php
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/**
* Update Plugin / Core administration panel .
*
* @ package WordPress
* @ subpackage Administration
*/
/** WordPress Administration Bootstrap */
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require_once ( 'admin.php' );
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if ( ! current_user_can ( 'update_plugins' ) )
wp_die ( __ ( 'You do not have sufficient permissions to update plugins for this blog.' ));
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/**
* Plugin upgrade display .
*
* @ since 2.5
*
* @ param string $plugin Plugin
*/
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function do_plugin_upgrade ( $plugin ) {
global $wp_filesystem ;
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$url = wp_nonce_url ( " update.php?action=upgrade-plugin&plugin= $plugin " , " upgrade-plugin_ $plugin " );
if ( false === ( $credentials = request_filesystem_credentials ( $url )) )
return ;
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if ( ! WP_Filesystem ( $credentials ) ) {
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request_filesystem_credentials ( $url , '' , true ); //Failed to connect, Error and request again
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return ;
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}
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echo '<div class="wrap">' ;
echo '<h2>' . __ ( 'Upgrade Plugin' ) . '</h2>' ;
if ( $wp_filesystem -> errors -> get_error_code () ) {
foreach ( $wp_filesystem -> errors -> get_error_messages () as $message )
show_message ( $message );
echo '</div>' ;
return ;
}
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$was_activated = is_plugin_active ( $plugin ); //Check now, It'll be deactivated by the next line if it is
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$result = wp_update_plugin ( $plugin , 'show_message' );
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if ( is_wp_error ( $result ) ) {
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show_message ( $result );
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show_message ( __ ( 'Installation Failed' ) );
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} else {
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//Result is the new plugin file relative to WP_PLUGIN_DIR
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show_message ( __ ( 'Plugin upgraded successfully' ) );
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if ( $result && $was_activated ){
show_message ( __ ( 'Attempting reactivation of the plugin' ));
echo '<iframe style="border:0" width="100%" height="170px" src="' . wp_nonce_url ( 'update.php?action=activate-plugin&plugin=' . $result , 'activate-plugin_' . $result ) . '"></iframe>' ;
}
}
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echo '</div>' ;
}
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/**
* Display upgrade WordPress for downloading latest or upgrading automatically form .
*
* @ since 2.7
*
* @ return null
*/
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function core_upgrade_preamble () {
$update = get_option ( 'update_core' );
echo '<div class="wrap">' ;
echo '<h2>' . __ ( 'Upgrade WordPress' ) . '</h2>' ;
if ( ! isset ( $update -> response ) || 'latest' == $update -> response ) {
_e ( 'You have the latest version of WordPress. You do not need to upgrade.' );
echo '</div>' ;
return ;
}
if ( 'development' == $update -> response ) {
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$message = __ ( 'You are using a development version of WordPress. You can upgrade to the latest nightly build automatically or download the nightly build and install it manually. Which would you like to do?' );
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$submit = __ ( 'Download nightly build' );
} else {
$message = sprintf ( __ ( 'You can upgrade to version %s automatically or download the nightly build and install it manually. Which would you like to do?' ), $update -> current );
$submit = sprintf ( __ ( 'Download %s' ), $update -> current );
}
echo '<p>' ;
echo $message ;
echo '</p>' ;
echo '<form id="post" method="post" action="update.php?action=do-core-upgrade" name="upgrade">' ;
wp_nonce_field ( 'upgrade-core' );
echo '<p>' ;
echo '<input id="upgrade" class="button" type="submit" value="' . __ ( 'Upgrade Automatically' ) . '" name="upgrade" />' ;
echo '<a href="' . $update -> package . '" class="button">' . $submit . '</a>' ;
echo '</p>' ;
echo '</form>' ;
echo '</div>' ;
}
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/**
* Upgrade WordPress core display .
*
* @ since 2.7
*
* @ return null
*/
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function do_core_upgrade () {
global $wp_filesystem ;
$url = wp_nonce_url ( " update.php?action=upgrade-core " , " upgrade-core " );
if ( false === ( $credentials = request_filesystem_credentials ( $url )) )
return ;
if ( ! WP_Filesystem ( $credentials ) ) {
request_filesystem_credentials ( $url , '' , true ); //Failed to connect, Error and request again
return ;
}
echo '<div class="wrap">' ;
echo '<h2>' . _ _ ( 'Upgrade WordPress' ) . '</h2>' ;
if ( $wp_filesystem -> errors -> get_error_code () ) {
foreach ( $wp_filesystem -> errors -> get_error_messages () as $message )
show_message ( $message );
echo '</div>' ;
return ;
}
$result = wp_update_core ( 'show_message' );
if ( is_wp_error ( $result ) ) {
show_message ( $result );
if ( 'up_to_date' != $result -> get_error_code () )
show_message ( __ ( 'Installation Failed' ) );
} else {
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show_message ( __ ( 'WordPress upgraded successfully' ) );
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}
echo '</div>' ;
}
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if ( isset ( $_GET [ 'action' ]) ) {
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$plugin = isset ( $_GET [ 'plugin' ]) ? trim ( $_GET [ 'plugin' ]) : '' ;
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if ( 'upgrade-plugin' == $_GET [ 'action' ] ) {
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check_admin_referer ( 'upgrade-plugin_' . $plugin );
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$title = __ ( 'Upgrade Plugin' );
$parent_file = 'plugins.php' ;
require_once ( 'admin-header.php' );
do_plugin_upgrade ( $plugin );
include ( 'admin-footer.php' );
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} elseif ( 'activate-plugin' == $_GET [ 'action' ] ) {
check_admin_referer ( 'activate-plugin_' . $plugin );
if ( ! isset ( $_GET [ 'failure' ]) && ! isset ( $_GET [ 'success' ]) ) {
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wp_redirect ( 'update.php?action=activate-plugin&failure=true&plugin=' . $plugin . '&_wpnonce=' . $_GET [ '_wpnonce' ] );
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activate_plugin ( $plugin );
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wp_redirect ( 'update.php?action=activate-plugin&success=true&plugin=' . $plugin . '&_wpnonce=' . $_GET [ '_wpnonce' ] );
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die ();
}
?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = " http://www.w3.org/1999/xhtml " < ? php do_action ( 'admin_xml_ns' ); ?> <?php language_attributes(); ?>>
< head >
< meta http - equiv = " Content-Type " content = " <?php bloginfo('html_type'); ?>; charset=<?php echo get_option('blog_charset'); ?> " />
< title >< ? php bloginfo ( 'name' ) ?> › <?php _e('Plugin Reactivation'); ?> — <?php _e('WordPress'); ?></title>
< ? php
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wp_admin_css ( 'global' , true );
wp_admin_css ( 'colors' , true );
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?>
</ head >
< body >
< ? php
if ( isset ( $_GET [ 'success' ]) )
echo '<p>' . __ ( 'Plugin reactivated successfully.' ) . '</p>' ;
if ( isset ( $_GET [ 'failure' ]) ){
echo '<p>' . __ ( 'Plugin failed to reactivate due to a fatal error.' ) . '</p>' ;
error_reporting ( E_ALL ^ E_NOTICE );
@ ini_set ( 'display_errors' , true ); //Ensure that Fatal errors are displayed.
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include ( WP_PLUGIN_DIR . '/' . $plugin );
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}
echo " </body></html> " ;
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} elseif ( 'upgrade-core' == $_GET [ 'action' ] ) {
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$title = __ ( 'Upgrade WordPress' );
$parent_file = 'index.php' ;
require_once ( 'admin-header.php' );
core_upgrade_preamble ();
include ( 'admin-footer.php' );
} elseif ( 'do-core-upgrade' ) {
check_admin_referer ( 'upgrade-core' );
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$title = __ ( 'Upgrade WordPress' );
$parent_file = 'index.php' ;
require_once ( 'admin-header.php' );
do_core_upgrade ();
include ( 'admin-footer.php' );
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}
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}
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?>