function gravatar_cron_run()
{
global $gravatar_cron_options;
if (!isset($gravatar_cron_options)) {
$gravatar_cron_options = gravatar_cron_options();
}
if (gravatar_cache_refresh()) {
$gravatar_cron_options['last_run'] = time();
}
update_option('gravatar_cron_options', $gravatar_cron_options);
}
function gravatar_manage_cache()
{
global $wpdb, $gravatar_expire, $gravatar_options, $gravatar_local;
// check to see if we can cache gravatars
$CANCACHE = gravatar_cache_capable(1);
gravatar_default_options();
$gravatar_options = get_option('gravatar_options');
if (!isset($gravatar_expire)) {
$gravatar_expire = get_option('gravatar_expire');
}
if (!isset($gravatar_local)) {
$gravatar_local = get_option('gravatar_local');
}
if (isset($_POST['delete_local'])) {
// delete local gravatar
$who = $_POST['delete_local'];
if ('ALL_LOCAL' == $who) {
// delete all local gravatars
$gravatar_local = '';
update_option('gravatar_local', '');
$message = "All Local Gravatars Deleted";
if ($d = opendir(ABSPATH . "wp-content/gravatars/local/")) {
$count = 0;
while (($file = readdir($d)) !== false) {
if (is_file(ABSPATH . "wp-content/gravatars/local/{$file}")) {
unlink(ABSPATH . "wp-content/gravatars/local/{$file}");
$count++;
}
}
closedir($d);
$message .= ". <strong>{$count}</strong> Cached Images Deleted.";
}
gravatar_message($message);
} else {
// delete just one local gravatar
unset($gravatar_local[$who]);
update_option('gravatar_local', $gravatar_local);
$message = "Local Gravatar Deleted";
if (is_file(ABSPATH . 'wp-content/gravatars/local/' . md5($who))) {
unlink(ABSPATH . 'wp-content/gravatars/local/' . md5($who));
$message .= ". Cached Image Deleted.";
}
gravatar_message($message);
}
} elseif (isset($_POST['refresh_cache']) && $CANCACHE) {
// check gravatar cache
list($cached, $updated, $errors) = gravatar_cache_refresh();
$message = "Gravatar Cache Refreshed.";
$message .= " <strong>{$updated}</strong> Gravatars Updated.";
if ($updated) {
$message .= " <strong>{$cached}</strong> Images Cached.";
if ($errors) {
$message .= " <strong>{$errors}</strong> Caching Errors.";
}
}
gravatar_message($message);
} elseif (isset($_POST['load_cache']) && $CANCACHE) {
// reload cached images into system
// for when a local cached image exists, but gravatar.com sucks
$loaded = gravatar_cache_reload("global");
$message = "Gravatar Cache Reloaded from Local Filesystem.";
$message .= " <strong>{$loaded}</strong> Gravatar Images Loaded.";
gravatar_message($message);
} elseif (isset($_POST['delete_cache']) && $CANCACHE) {
// delete cached gravatar
$who = $_POST['delete_cache'];
if ('ALL_CACHE' == $who) {
// delete all cached gravatars
$gravatar_expire = '';
update_option('gravatar_expire', '');
$message = "All Gravatars Deleted";
if ($d = opendir(ABSPATH . "wp-content/gravatars/global/")) {
$count = 0;
while (($file = readdir($d)) !== false) {
if (is_file(ABSPATH . "wp-content/gravatars/global/{$file}")) {
unlink(ABSPATH . "wp-content/gravatars/global/{$file}");
$count++;
}
}
closedir($d);
$message .= ". <strong>{$count}</strong> Cached Images Deleted.";
}
gravatar_message($message);
} else {
// delete just one cached gravatar
$gravatar_expire = get_option('gravatar_expire');
unset($gravatar_expire[$who]);
update_option('gravatar_expire', $gravatar_expire);
$message = "Gravatar Deleted";
if (is_file(ABSPATH . 'wp-content/gravatars/global/' . md5($who))) {
unlink(ABSPATH . 'wp-content/gravatars/global/' . md5($who));
$message .= ". Cached Image Deleted.";
}
gravatar_message($message);
}
}
echo "<div class='wrap'>";
echo "<table width='100%' cellpadding='0' cellspacing='0'><tr><td><h2>";
_e('Gravatar Cache', 'gravatars');
echo "</h2></td>";
echo "<td align='right'><h2><span style='font-size: 75%;'><a href='./options-general.php?page=gravatars2.php'>Gravatar Options</a></span></h2></td>";
echo "</tr></table>";
if (!$CANCACHE) {
gravatar_message("Caching Not Available", "error");
echo "<div style='clear: both;'> </div>";
echo "<div style='width: 100%; text-align: center;'>" . gravatar_version("html") . "</div>";
echo "</div>";
die;
}
// first, collect all the people who have commented
$commenters = $wpdb->get_results("SELECT DISTINCT comment_author, comment_author_email, comment_author_url, COUNT(*) as count FROM {$wpdb->comments} WHERE {$wpdb->comments}.comment_approved = '1' AND {$wpdb->comments}.comment_type = '' AND {$wpdb->comments}.comment_author_email != '' GROUP BY comment_author_email ORDER BY comment_ID DESC");
$locals = array();
$cached = array();
// $gravatar_local = get_option('gravatar_local');
foreach ($commenters as $commenter) {
$who = $commenter->comment_author_email;
if (empty($who)) {
continue;
}
$gravatar = '';
$name = $commenter->comment_author;
$url = $commenter->comment_author_url;
$count = $commenter->count;
if ('' != $gravatar_local[$who]) {
$gravatar = get_settings('siteurl') . "/wp-content/gravatars/local/" . md5($who);
// let's make these into relative links
$gravatar = str_replace("http://" . $_SERVER['SERVER_NAME'], '', $gravatar);
$gravatar = "<img src='{$gravatar}' alt='{$name}' title='{$url}' />";
$foo = "<div style='float: left; text-align: center; margin: 2px; padding: 2px; border: 2px solid #9cf;'><form method='POST'>";
$foo .= "{$gravatar} <br />";
$foo .= $url ? "<a href='{$url}' title='{$url}'>{$name}</a>" : "{$name}";
$foo .= "<br />{$who}<br />{$count} comments<br /><input type='hidden' name='delete_local' value='{$who}' /><input type='submit' name='gravatar_admin' value='[ X ]' /></form></div>\r\n";
$locals[] = $foo;
} elseif ($date = $gravatar_expire[$who]) {
switch (substr($date, 0, 1)) {
case "*":
$gravatar = get_settings('siteurl') . "/wp-content/gravatars/global/" . md5($who);
// let's make these into relative links
$gravatar = str_replace("http://" . $_SERVER['SERVER_NAME'], '', $gravatar);
$gravatar = "<img src='{$gravatar}' alt='{$name}' title='{$url}' />";
break;
default:
$gravatar = 'NO GRAVATAR';
}
$status = substr($date, 0, 2);
$date = substr($date, 2);
$date = date(DATE_W3C, $date);
$date = $date . " (" . $status . ")";
$foo = "<div style='float: left; text-align: center; margin: 2px; padding: 2px; border: 2px solid #f90;'><form method='POST'>";
$foo .= "{$gravatar} <br />";
$foo .= $url ? "<a href='{$url}' title='{$url}'>{$name}</a>" : "{$name}";
$foo .= "<br />{$who}<br />";
$md5 = md5($who);
$foo .= "<a href='";
$foo .= gravatar_query($md5);
$foo .= "'>";
$foo .= "{$md5}</a><br />";
$foo .= $date . "<br />{$count} comments<br /><input type='hidden' name='delete_cache' value='{$who}' /><input type='submit' name='gravatar_admin' value='[ X ]' /></form></div>\r\n";
$cached[] = $foo;
}
}
echo '<h2><span style="font-size: 75%;">';
_e('Local Gravatars', 'gravatars');
echo "</span></h2><fieldset class='options'>\r\n";
if (count($locals) > 0) {
echo '<p>';
_e("Deleting a local gravatar causes your blog to use that user's global gravatar (if they have one) or your site's default gravatar", 'gravatars');
echo '.</p>';
foreach ($locals as $local) {
echo $local;
}
echo "<div style='clear: both;'> </div>";
echo "<form method='POST'><table width='100%' class='editform'><tr><td class='alternate' align='right'>Delete all local gravatars: <input type='hidden' name='delete_local' value='ALL_LOCAL' /><input type='submit' name='gravatar_admin' value='DELETE' /></td></tr></table></form>";
} else {
echo "<p align='center'><strong>";
_e('No local gravatars', 'gravatars');
echo '</strong></p>';
}
echo "</fieldset>";
echo '<h2><span style="font-size: 75%;">';
_e('Cached Gravatars', 'gravatars');
echo "</span></h2><fieldset class='options'>\r\n<p>";
_e('Deleting a cached gravatar will force your blog to request the latest version (if any) from <code>gravatar.com</code>', 'gravatars');
echo '.<br />Current Time: ' . date(DATE_W3C, time()) . '</p>';
echo "<div style='clear: both;'> </div>";
echo "<form method='POST'><table width='100%' class='editform'><tr><td class='alternate' align='right'>Refresh Gravatar Cache: <input type='hidden' name='refresh_cache' value='ALL_CACHE' /><input type='submit' name='gravatar_admin' value='REFRESH CACHE' /></td></tr></table></form>";
echo "<div style='clear: both;'> </div>";
if (count($cached) > 0) {
foreach ($cached as $cache) {
echo $cache;
}
} else {
echo "<p align='center'><strong>";
_e('No cached gravatars', 'gravatars');
echo '</strong></p>';
}
echo "<div style='clear: both;'> </div>";
echo "<table width='100%' class='editform' cellpadding='0' cellspacing='0'><tr>";
echo "<td><form method='POST'><table width='100%' class='editform' cellpadding='0' cellspacing='0'><tr>";
echo "<td class='alternate' align='left'><input type='hidden' name='load_cache' value='load_cache' /><input type='submit' name='gravatar_admin' value='LOAD SAVED CACHE' /> Reload cache from filesystem</td></tr></table></form></td>";
echo "<td><form method='POST'><table width='100%' class='editform' cellpadding='0' cellspacing='0'><tr>";
echo "<td class='alternate' align='right'>Delete all cached gravatars: <input type='hidden' name='delete_cache' value='ALL_CACHE' /><input type='submit' name='gravatar_admin' value='DELETE CACHE' /></td></tr></table></form></td>";
echo "</tr></table>";
echo "</fieldset>\r\n";
echo "<div style='width: 100%; text-align: center;'>" . gravatar_version("html") . "</div>";
echo "</div>";
include ABSPATH . 'wp-admin/admin-footer.php';
// just to be sure
die;
}
