File: /home/p/e/r/perditaeyz/www/wp-content/plugins/core-control/modules/core_control_http.php
<?php
/*
Plugin Name: HTTP Access Module
Version: 1.0
Description: Core Control HTTP module, This allows you to Enable/Disable the different HTTP Access methods which WordPress 2.7+ supports
Author: Dion Hulse
Author URI: https://dd32.id.au/
*/
class core_control_http {
function __construct() {
add_action('core_control-http', array(&$this, 'the_page'));
$this->settings = array('curl' => array('enabled' => true), 'streams' => array('enabled' => true), 'fopen' => array('enabled' => true), 'fsockopen' => array('enabled' => true), 'exthttp' => array('enabled' => true));
$this->settings = get_option('core_control-http', $this->settings);
foreach ( $this->settings as $transport => $opts )
$this->settings[$transport]['filter'] = "use_{$transport}_transport";
$this->settings['exthttp']['filter'] = 'use_http_extension_transport';
add_action('admin_post_core_control-http', array(&$this, 'handle_posts'));
foreach ( $this->settings as $transport => $options )
if ( $options['enabled'] === false )
add_filter($options['filter'], '__return_false' );
}
function has_page() {
return true;
}
function menu() {
return array('http', 'External HTTP Access');
}
function handle_posts() {
$option =& $this->settings;
$module_action = isset($_REQUEST['module_action']) ? $_REQUEST['module_action'] : '';
$transport = isset($_REQUEST['transport']) ? $_REQUEST['transport'] : '';
switch ( $module_action ) {
case 'disabletransport':
$option[ $transport ]['enabled'] = false;
break;
case 'enabletransport':
$option[ $transport ]['enabled'] = true;
break;
}
update_option('core_control-http', $option);
wp_redirect(admin_url('tools.php?page=core-control&module=http'));
}
function the_page() {
echo '<h3>Manage Transports</h3>';
echo '<div style="margin-left: 2em; margin-bottom: 3em;">';
echo '<table class="widefat">';
echo '<col style="text-align: left" width="20%" />
<col width="10%" />
<col style="text-align:left" />
<thead>
<tr>
<th>Transport</th>
<th>Status</th>
<th>Actions</th>
<th></th>
</tr>
</thead>
<tbody>
';
foreach ( array('exthttp' => 'PHP HTTP Extension', 'curl' => 'cURL', 'streams' => 'PHP Streams', 'fopen' => 'PHP fopen()', 'fsockopen' => 'PHP fsockopen()' ) as $transport => $text ) {
$class = "WP_Http_$transport";
if ( ! class_exists($class) )
continue;
$class = new $class;
//Before we test, we need to remove any filters we've loaded.
$filtered = has_filter($this->settings[$transport]['filter'], '__return_false' );
if ( $filtered )
remove_filter($this->settings[$transport]['filter'], '__return_false' );
$useable = $class->test();
if ( $filtered )
add_filter($this->settings[$transport]['filter'], '__return_false' );
$disabled = $this->settings[$transport]['enabled'] === false;
$colour = $useable ? '#e7f7d3' : '#ee4546';
if ( $useable && $disabled )
$colour = '#e7804c';
$status = $disabled ? 'Disabled' : ($useable ? 'Available' : 'Not Available');
$extra = '';
echo '<tr style="background-color: ' . $colour . ';">';
echo '<th style="text-shadow: none !important;">' . $text . '</th>';
echo '<td>' . $status . '</td>';
echo '<td>';
if ( $useable ) {
$actions = array();
if ( $disabled )
$actions[] = '<a href="admin-post.php?action=core_control-http&module_action=enabletransport&transport=' . $transport . '">Enable Transport</a>';
else
$actions[] = '<a href="admin-post.php?action=core_control-http&module_action=disabletransport&transport=' . $transport . '">Disable Transport</a>';
$actions[] = '<a href="' . add_query_arg(array('module_action' => 'testtransport', 'transport' => $transport)) . '">Test Transport</a>';
echo implode(' | ', $actions);
}
echo '</td>';
echo '<td>' . $extra . '</td>';
echo '</tr>';
//Do the testing.
if ( isset($_GET['module_action']) && 'testtransport' == $_GET['module_action'] && $transport == $_GET['transport'] ) {
echo '<tr><td colspan="4" style="background-color: #fffeeb;">';
echo "<p>Please wait...</p>";
$url = 'http://tools.dd32.id.au/wordpress/core-control.php';
$args = array(
'method' => 'GET',
'timeout' => max(10, apply_filters( 'http_request_timeout', 5)),
'redirection' => apply_filters( 'http_request_redirection_count', 5),
'_redirection' => apply_filters( 'http_request_redirection_count', 5),
'httpversion' => apply_filters( 'http_request_version', '1.0'),
'user-agent' => apply_filters( 'http_headers_useragent', 'WordPress/' . $GLOBALS['wp_version'] . '; ' . get_bloginfo( 'url' ) ),
'blocking' => true,
'headers' => array(),
'cookies' => array(),
'body' => null,
'compress' => false,
'decompress' => true,
'sslverify' => true,
'sslcertificates' => ABSPATH . WPINC . '/certificates/ca-bundle.crt',
'filename' => '',
'stream' => false,
);
$result = $class->request($url, $args);
if ( is_wp_error($result) ) {
echo '<p><strong>An Error has occured:</strong> ' . $result->get_error_message() . '</p>';
} elseif ( '1563' === $result['body'] ) { //1563 is just a random number which was chosen to indicate successful retrieval
printf('<p>Successfully retrieved & verified document from %s</p>', $url);
} else {
printf('<p>Whilst an error was not returned, The server returned an unexpected result: <em>%s</em>, HTTP result: %s %s', htmlentities($result['body']), $result['response']['code'], $result['response']['message']);
}
echo '</td></tr>';
}
}
echo '</tbody></table>';
echo '<h3>HTTP Related Constants</h3>';
$constants = array('WP_HTTP_BLOCK_EXTERNAL', 'WP_ACCESSIBLE_HOSTS', 'WP_PROXY_HOST', 'WP_PROXY_PORT', 'WP_PROXY_USERNAME', 'WP_PROXY_PASSWORD', 'WP_PROXY_BYPASS_HOSTS');
echo '<table class="widefat">
<col style="text-align: left" width="20%" />
<col />
';
echo '<thead>
<tr>
<th>Constant</th>
<th>Value</th>
</tr>
</thead>
<tbody>
';
foreach ( $constants as $constant ) {
if ( defined($constant) )
echo '<tr style="background-color: #e7804c">';
else
echo '<tr style="background-color: #e7f7d3">';
echo "<td>$constant</td>";
if ( defined($constant) )
echo '<td>' . var_export(constant($constant), true) . '</td>';
else
echo '<td><em>Undefined</em></td>';
echo '</tr>';
}
echo '</tbody></table>';
echo '<h3>HTTP Related Filters</h3>';
echo '<p><strong>Note:</strong> Some of these can be affected by plugins, and may cause unexpected side effects. The use_* set of filters is affected by disabling transports above for example.</p>';
$filters = array(
'http_request_timeout' => 5,
'http_request_redirection_count' => 5,
'http_request_version' => '1.0',
'http_headers_useragent' => 'WordPress/' . $GLOBALS['wp_version'] . '; ' . get_bloginfo( 'url' ),
'block_local_requests' => false,
'use_fsockopen_transport' => true,
'use_streams_transport' => true,
'use_curl_transport' => true,
'https_local_ssl_verify' => true,
'https_ssl_verify' => true,
);
echo '<table class="widefat">
<col style="text-align: left" width="20%" />
<col width="20%" />
<col />
';
echo '<thead>
<tr>
<th>Filter</th>
<th>Default Value</th>
<th>Current Value</th>
</tr>
</thead>
<tbody>
';
foreach ( $filters as $filter => $default ) {
$current = apply_filters($filter, $default);
if ( $current != $default )
echo '<tr style="background-color: #e7804c">';
else
echo '<tr style="background-color: #e7f7d3">';
echo "<td>$filter</td>";
echo '<td>' . var_export($default, true) . '</td>';
echo '<td>';
var_export( $current );
echo '</td>';
echo '</tr>';
}
echo '</tbody></table>';
echo '</div>';
}
}
?>