%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* Helper containing commonly used static functions.
*/
class InstapageCmsPluginHelper {
/**
* Loads content of a given template and prints it or returns it as a string.
*
* @param string $tmpl Name of the template to load.
* @param bool $print If set to true, content of the template will be printed to stdio. In other case it will be returned. Default: true.
*
* @throws \Exception if template file is not found.
*
* @return string|void Content of the template as a string or void, if print === true.
*/
public static function loadTemplate($tmpl, $print = true) {
$templateFile = INSTAPAGE_PLUGIN_PATH . '/views/' . $tmpl . '.php';
if (file_exists($templateFile)) {
if (!$print) {
ob_start();
}
require($templateFile);
if (!$print) {
$contents = ob_get_contents();
ob_end_clean();
return $contents;
}
} else {
throw new Exception(InstapageCmsPluginConnector::lang('Template file (%s) not found', $templateFile));
}
}
/**
* Loads 'messages' template to initiate a container for plugin system messages.
*/
public static function initMessagesSystem() {
self::loadTemplate('messages');
}
/**
* Returns a string representation of Instapage icon in SVG format.
*
* @return string string representation of SVG icon
*/
public static function getMenuIcon() {
return 'data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjgiIGhlaWdodD0iMzIiIHZpZXdCb3g9IjAgMCAyOCAzMiIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4NCjxwYXRoIGQ9Ik02LjQ0MTIyIDI4LjA4MTlWMy43Njk4OUM2LjQzODE5IDMuNTQ0MzggNi4yNzkwOCAzLjM1Mjk2IDYuMDYyMyAzLjMxNDA0TDQuNjQ1NDggMy4xMjgzMkM0LjUxOTYgMy4xMTAwNCA0LjM5MjA3IDMuMTQ3NDMgNC4yOTQ2NSAzLjIzMTE1QzQuMTk3MjQgMy4zMTQ4OCA0LjEzOTEyIDMuNDM3MDcgNC4xMzQ3NyAzLjU2NzI5VjI4LjI4NDVDNC4xMzgxMiAyOC40MTY0IDQuMTk1MjkgMjguNTQwOCA0LjI5MjM3IDI4LjYyNzRDNC4zODk0NSAyOC43MTQxIDQuNTE3NTQgMjguNzU1IDQuNjQ1NDggMjguNzQwM0w2LjA2MjMgMjguNTIwOEM2LjI4MjA5IDI4LjUwMDQgNi40NDgyMyAyOC4zMDc5IDYuNDQxMjIgMjguMDgxOVoiIGZpbGw9IndoaXRlIi8+DQo8cGF0aCBkPSJNNi40NDEyMiAyOC4wODE5VjMuNzY5ODlDNi40MzgxOSAzLjU0NDM4IDYuMjc5MDggMy4zNTI5NiA2LjA2MjMgMy4zMTQwNEw0LjY0NTQ4IDMuMTI4MzJDNC41MTk2IDMuMTEwMDQgNC4zOTIwNyAzLjE0NzQzIDQuMjk0NjUgMy4yMzExNUM0LjE5NzI0IDMuMzE0ODggNC4xMzkxMiAzLjQzNzA3IDQuMTM0NzcgMy41NjcyOVYyOC4yODQ1QzQuMTM4MTIgMjguNDE2NCA0LjE5NTI5IDI4LjU0MDggNC4yOTIzNyAyOC42Mjc0QzQuMzg5NDUgMjguNzE0MSA0LjUxNzU0IDI4Ljc1NSA0LjY0NTQ4IDI4Ljc0MDNMNi4wNjIzIDI4LjUyMDhDNi4yODIwOSAyOC41MDA0IDYuNDQ4MjMgMjguMzA3OSA2LjQ0MTIyIDI4LjA4MTlaIiBmaWxsPSJ1cmwoI3BhaW50MF9saW5lYXIpIi8+DQo8cGF0aCBkPSJNMi4zMDY0NiAyNS44MDI2VjUuOTQ3NzlDMi4zMDcxMSA1LjcxNDg1IDIuMTM2ODggNS41MTg1OSAxLjkxMTA2IDUuNDkxOTRMMC40OTQyNDEgNS4zNTY4OEMwLjM2ODA4NCA1LjM0Mjk2IDAuMjQyMTA5IDUuMzg0NzIgMC4xNDc3OTUgNS40NzE3QzAuMDUzNDgxOCA1LjU1ODY5IC0wLjAwMDI1OTQ3MyA1LjY4MjY5IDkuNDIwNDllLTA3IDUuODEyNzNWMjUuOTg4M0MwLjAwMjI2MjE1IDI2LjExNzUgMC4wNTY3NDgzIDI2LjIzOTkgMC4xNTA0NSAyNi4zMjYzQzAuMjQ0MTUxIDI2LjQxMjcgMC4zNjg2NTggMjYuNDU1NCAwLjQ5NDI0MSAyNi40NDQxTDEuOTExMDYgMjYuMjc1M0MyLjEzMjk3IDI2LjIyOTEgMi4yOTU4OCAyNi4wMzQ0IDIuMzA2NDYgMjUuODAyNloiIGZpbGw9IndoaXRlIi8+DQo8cGF0aCBkPSJNMi4zMDY0NiAyNS44MDI2VjUuOTQ3NzlDMi4zMDcxMSA1LjcxNDg1IDIuMTM2ODggNS41MTg1OSAxLjkxMTA2IDUuNDkxOTRMMC40OTQyNDEgNS4zNTY4OEMwLjM2ODA4NCA1LjM0Mjk2IDAuMjQyMTA5IDUuMzg0NzIgMC4xNDc3OTUgNS40NzE3QzAuMDUzNDgxOCA1LjU1ODY5IC0wLjAwMDI1OTQ3MyA1LjY4MjY5IDkuNDIwNDllLTA3IDUuODEyNzNWMjUuOTg4M0MwLjAwMjI2MjE1IDI2LjExNzUgMC4wNTY3NDgzIDI2LjIzOTkgMC4xNTA0NSAyNi4zMjYzQzAuMjQ0MTUxIDI2LjQxMjcgMC4zNjg2NTggMjYuNDU1NCAwLjQ5NDI0MSAyNi40NDQxTDEuOTExMDYgMjYuMjc1M0MyLjEzMjk3IDI2LjIyOTEgMi4yOTU4OCAyNi4wMzQ0IDIuMzA2NDYgMjUuODAyNloiIGZpbGw9InVybCgjcGFpbnQxX2xpbmVhcikiLz4NCjxwYXRoIGZpbGwtcnVsZT0iZXZlbm9kZCIgY2xpcC1ydWxlPSJldmVub2RkIiBkPSJNMjcuMDY4MyAzLjk3MjUxTDguNzk3ODcgMC44OTk3NDhDOC42NzE0MSAwLjg3ODAwNiA4LjU0MiAwLjkxNDExNiA4LjQ0Mzc1IDAuOTk4NTZDOC4zNDU1IDEuMDgzIDguMjg4MjggMS4yMDczMSA4LjI4NzE1IDEuMzM4NzFWMzAuNzgzMkM4LjI4NTM1IDMwLjkxNTYgOC4zNDE3NiAzMS4wNDE5IDguNDQwNzggMzEuMTI3QzguNTM5OCAzMS4yMTIxIDguNjcwOTMgMzEuMjQ3MSA4Ljc5Nzg3IDMxLjIyMjJMMjcuMDY4MyAyNy45MTNDMjcuMjc5MiAyNy44ODAyIDI3LjQzMzkgMjcuNjkyNyAyNy40MzA3IDI3LjQ3NDFWNC40MTE0OEMyNy40NDAxIDQuMTkwNjkgMjcuMjgyMyAzLjk5OTYgMjcuMDY4MyAzLjk3MjUxWk0yNS4xMjQyIDI1LjM4MDZDMjUuMTIxMiAyNS42MDYxIDI0Ljk2MjEgMjUuNzk3NSAyNC43NDUzIDI1LjgzNjRMMTEuODQ1NyAyNy43MjczQzExLjcxNzEgMjcuNzQ1NCAxMS41ODcyIDI3LjcwNTYgMTEuNDg5MyAyNy42MTgyQzExLjM5MTUgMjcuNTMwOSAxMS4zMzUyIDI3LjQwNDUgMTEuMzM1IDI3LjI3MTVWNS4xNzEyM0MxMS4zMzQ3IDUuMDQxMiAxMS4zODg0IDQuOTE3MiAxMS40ODI4IDQuODMwMjFDMTEuNTc3MSA0Ljc0MzIyIDExLjcwMyA0LjcwMTQ3IDExLjgyOTIgNC43MTUzOEwyNC43Mjg4IDYuMzY5OTVDMjQuOTQ4NSA2LjQwMzY1IDI1LjExMDIgNi41OTgyMSAyNS4xMDc4IDYuODI1OFYyNS4zODA2SDI1LjEyNDJaIiBmaWxsPSJ3aGl0ZSIvPg0KPHBhdGggZmlsbC1ydWxlPSJldmVub2RkIiBjbGlwLXJ1bGU9ImV2ZW5vZGQiIGQ9Ik0yNy4wNjgzIDMuOTcyNTFMOC43OTc4NyAwLjg5OTc0OEM4LjY3MTQxIDAuODc4MDA2IDguNTQyIDAuOTE0MTE2IDguNDQzNzUgMC45OTg1NkM4LjM0NTUgMS4wODMgOC4yODgyOCAxLjIwNzMxIDguMjg3MTUgMS4zMzg3MVYzMC43ODMyQzguMjg1MzUgMzAuOTE1NiA4LjM0MTc2IDMxLjA0MTkgOC40NDA3OCAzMS4xMjdDOC41Mzk4IDMxLjIxMjEgOC42NzA5MyAzMS4yNDcxIDguNzk3ODcgMzEuMjIyMkwyNy4wNjgzIDI3LjkxM0MyNy4yNzkyIDI3Ljg4MDIgMjcuNDMzOSAyNy42OTI3IDI3LjQzMDcgMjcuNDc0MVY0LjQxMTQ4QzI3LjQ0MDEgNC4xOTA2OSAyNy4yODIzIDMuOTk5NiAyNy4wNjgzIDMuOTcyNTFaTTI1LjEyNDIgMjUuMzgwNkMyNS4xMjEyIDI1LjYwNjEgMjQuOTYyMSAyNS43OTc1IDI0Ljc0NTMgMjUuODM2NEwxMS44NDU3IDI3LjcyNzNDMTEuNzE3MSAyNy43NDU0IDExLjU4NzIgMjcuNzA1NiAxMS40ODkzIDI3LjYxODJDMTEuMzkxNSAyNy41MzA5IDExLjMzNTIgMjcuNDA0NSAxMS4zMzUgMjcuMjcxNVY1LjE3MTIzQzExLjMzNDcgNS4wNDEyIDExLjM4ODQgNC45MTcyIDExLjQ4MjggNC44MzAyMUMxMS41NzcxIDQuNzQzMjIgMTEuNzAzIDQuNzAxNDcgMTEuODI5MiA0LjcxNTM4TDI0LjcyODggNi4zNjk5NUMyNC45NDg1IDYuNDAzNjUgMjUuMTEwMiA2LjU5ODIxIDI1LjEwNzggNi44MjU4VjI1LjM4MDZIMjUuMTI0MloiIGZpbGw9InVybCgjcGFpbnQyX2xpbmVhcikiLz4NCjxkZWZzPg0KPGxpbmVhckdyYWRpZW50IGlkPSJwYWludDBfbGluZWFyIiB4MT0iNS4yODgxIiB5MT0iMy4xMjM3OCIgeDI9IjUuMjg4MSIgeTI9IjI4Ljc0MzIiIGdyYWRpZW50VW5pdHM9InVzZXJTcGFjZU9uVXNlIj4NCjxzdG9wIHN0b3AtY29sb3I9IndoaXRlIi8+DQo8c3RvcCBvZmZzZXQ9IjEiIHN0b3AtY29sb3I9IndoaXRlIiBzdG9wLW9wYWNpdHk9IjAiLz4NCjwvbGluZWFyR3JhZGllbnQ+DQo8bGluZWFyR3JhZGllbnQgaWQ9InBhaW50MV9saW5lYXIiIHgxPSIxLjE1MzIzIiB5MT0iNS4zNTQyNSIgeDI9IjEuMTUzMjMiIHkyPSIyNi40NDU5IiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSI+DQo8c3RvcCBzdG9wLWNvbG9yPSJ3aGl0ZSIvPg0KPHN0b3Agb2Zmc2V0PSIxIiBzdG9wLWNvbG9yPSJ3aGl0ZSIgc3RvcC1vcGFjaXR5PSIwIi8+DQo8L2xpbmVhckdyYWRpZW50Pg0KPGxpbmVhckdyYWRpZW50IGlkPSJwYWludDJfbGluZWFyIiB4MT0iMTcuODU5MSIgeTE9IjAuODkzNTU1IiB4Mj0iMTcuODU5MSIgeTI9IjMxLjIzIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSI+DQo8c3RvcCBzdG9wLWNvbG9yPSJ3aGl0ZSIvPg0KPHN0b3Agb2Zmc2V0PSIxIiBzdG9wLWNvbG9yPSJ3aGl0ZSIgc3RvcC1vcGFjaXR5PSIwIi8+DQo8L2xpbmVhckdyYWRpZW50Pg0KPC9kZWZzPg0KPC9zdmc+DQo=';
}
/**
* Sets an AJAX endpoint for Instapage plugin.
*/
public static function initAjaxURL() {
echo '<script>var INSTAPAGE_AJAXURL = \'' . InstapageCmsPluginConnector::getAjaxURL() . '\';</script>';
}
/**
* Gets plugin's options stored in the database.
*
* @param bool $configOnly Return only configuration, ommit JSON options.
*
* @return object Options object.
*/
public static function getOptions($configOnly = false) {
$db = InstapageCmsPluginDBModel::getInstance();
if ($configOnly) {
$sql = 'SELECT config FROM ' . $db->optionsTable;
$row = $db->getRow($sql);
if (isset($row->config)) {
return json_decode($row->config);
}
return new stdClass;
} else {
$sql = 'SELECT * FROM ' . $db->optionsTable;
$options = $db->getRow($sql);
if ($options === false) {
return new stdClass;
}
if (isset($options->config)) {
$options->config = json_decode($options->config);
}
return $options;
}
}
/**
* Gets a single value from plugin's options.
*
* @param string $name Option name.
* @param mixed $default Default value of the option. Defaulf: false.
*
* @uses \InstapageHelper::getOptions().
* @uses \InstapageHelper::getVar() to check the existence of the option.
*
* @return mixed Option value or default value passed to the function.
*/
public static function getOption($name, $default = false) {
$options = self::getOptions();
if (in_array($name, array('plugin_hash', 'user_name', 'api_keys'))) {
return isset($options->$name) ? $options->$name : $default;
} else {
return isset($options->config->$name) ? $options->config->$name : $default;
}
}
/**
* Udated the plugin's options in database.
*
* @param $data Options object with updated values.
*
* @uses \InstapageCmsPluginDBModel::query to update the database.
*
* @return mixed Query result of false on query of false on query error. Exception message is logged in standard error log.
*/
public static function updateOptions($data) {
$userName = isset($data->userName) ? $data->userName : null;
$userToken = isset($data->userToken) ? $data->userToken : null;
if ($userName === null) {
$userName = isset($data->user_name) ? $data->user_name : null;
}
if ($userToken === null) {
$userToken = isset($data->plugin_hash) ? $data->plugin_hash : null;
}
$configJson = !empty($data->config) ? json_encode($data->config) : '';
$metadataJson = !empty($data->metadata) ? json_encode($data->metadata) : '';
$db = InstapageCmsPluginDBModel::getInstance();
$sql = 'INSERT INTO ' . $db->optionsTable . '(id, plugin_hash, api_keys, user_name, config, metadata) VALUES(1, %s, %s, %s, %s, %s) ON DUPLICATE KEY UPDATE plugin_hash = %s, api_keys = %s, user_name = %s, config = %s, metadata=%s';
return $db->query($sql, $userToken, '', $userName, $configJson, $metadataJson, $userToken, '', $userName, $configJson, $metadataJson);
}
/**
* Updates plugin's options, stored an JSON.
*
* @param string $key Name of the param to update.
* @param string $value Value of the param to update.
*/
public static function updateMetadata($key, $value) {
$metadata = self::getMetadata();
$metadata[$key] = $value;
$db = InstapageCmsPluginDBModel::getInstance();
$sql = 'INSERT INTO ' . $db->optionsTable. '(id, metadata) VALUES(1, %s) ON DUPLICATE KEY UPDATE metadata = %s';
$metadataJson = !empty($metadata) ? json_encode($metadata) : '';
return $db->query($sql, $metadataJson, $metadataJson);
}
/**
* Gest an option value from plugin's metadata.
*
* @param string $key Name of the param to get.
* @param string $default Default value.
*
* @return mixed Option value.
*/
public static function getMetadata($key = '', $default = null) {
$db = InstapageCmsPluginDBModel::getInstance();
$sql = 'SELECT metadata FROM ' . $db->optionsTable;
$row = $db->getRow($sql);
$metadata = array();
if (isset($row->metadata) && $row->metadata) {
$metadata = (array) json_decode($row->metadata);
}
if (!empty($key)) {
return isset($metadata[$key]) ? $metadata[$key] : $default;
}
return $metadata;
}
/**
* Gets API tokens stored in the DB.
*
* @return array Stored tokens.
*/
public static function getTokens() {
$config = self::getOptions(true);
$tokens = array();
if (!isset($config->tokens) || !is_array($config->tokens)) {
return array();
}
foreach ($config->tokens as $token) {
$tokens[] = $token->value;
}
return $tokens;
}
/**
* Checks if one of the custom params, stored in plugin's settings, are present in curent URL.
*
* @return boolean
*/
public static function isCustomParamPresent() {
$slug = self::extractSlug(InstapageCmsPluginConnector::getHomeUrl());
$defaultExcludedParams = array
(
's' => null,
'post_type' => null,
'preview' => 'true'
);
$customParamsOption = explode('|', stripslashes(self::getOption('customParams', '')));
$customParams = array();
$paramArr = null;
$key = null;
$value = null;
foreach ($customParamsOption as $param) {
$paramArr = explode('=', $param);
$key = isset($paramArr[0]) ? $paramArr[0] : null;
$value = isset($paramArr[1]) ? str_replace('"', '', $paramArr[1]) : null;
$customParams[$key] = $value;
}
if (count($customParams)) {
$excludedParams = array_merge($defaultExcludedParams, $customParams);
}
foreach ($excludedParams as $key => $value) {
$isDefaultParam = array_key_exists($key, $defaultExcludedParams) ? true : false;
if (
(!empty($key) && $value == null && (isset($_GET[$key]) || (!$isDefaultParam && strpos($slug, $key) !== false))) ||
(!empty($key) && $value !== null && isset($_GET[$key]) && $_GET[$key] == $value)
)
{
return true;
}
}
return false;
}
/**
* Cleans an URL for sedning to Instapage app.
*
* @param string $url URL to prepare.
*
* @return string Prepared URL.
*/
public static function prepareUrlForUpdate($url) {
return trim(str_replace(array('http://', 'https://'), '', $url), '/');
}
/**
* Check if request uri has duplicated slashes.
*
* @return boolean True if requested uri has duplicated slashes, false if uri is ok
*/
public static function checkIfRequestUriHasDuplicatedSlashes() {
$url = $_SERVER['REQUEST_URI'];
if (($pos = strpos($url, '?')) !== false) {
$url = substr($url, 0, $pos);
}
return strpos($url, '//') !== false;
}
/**
* Extracts a slug from current URL. Slug will be compared with values stored in plugin's database to find a landing page to display.
*
* @param string $homeUrl URL of the home page.
*
* @return string Trimmed slug, ready to compare with values stored in the DB.
*/
public static function extractSlug($homeUrl) {
$uriSegments = explode('?', $_SERVER['REQUEST_URI']);
self::writeDiagnostics($uriSegments, 'checkCustomUrl: $uriSegments');
$path = trim(parse_url($homeUrl, PHP_URL_PATH), '/');
$segment = trim($uriSegments[0], '/');
if ($path) {
$pos = strpos($segment, $path );
if ($pos !== false) {
$segment = substr_replace($segment, '', $pos, strlen($path));
}
}
$slug = trim($segment, '/');
// removing duplicated slashes from obtained almost final slug form
$slug = preg_replace('~\/{2,}~', '/', $slug);
self::writeDiagnostics($slug, 'checkCustomUrl: $slug');
return $slug;
}
/**
* Decodes data passed as a JSON.
*
* @return object Object passed via POST method.
*/
public static function getPostData() {
return isset($_POST['data']) ? json_decode(urldecode($_POST['data'])) : null;
}
/**
* Encodes a message as a JSON object.
*
* @param string $text Text of the message
* @param string $status. Status of a message. Typically 'OK' or 'ERROR'.
*
* @return string encoded JSON message object.
*/
public static function formatJsonMessage($text, $status = 'OK') {
self::writeDiagnostics($text, 'Message');
return json_encode((object) array('status' => $status, 'message' => $text));
}
/**
* Checks Instapage API response.
*
* @param object $response Response object.
* @param string $message A message to store in debug log or display to user after checking.
* @param bool $print If message should be shown to user a a system message.
*
* @return bool Returns true on success, false on failure.
*/
public static function checkResponse($response, $message = '', $print = true) {
if (is_null($response)) {
$msgText = InstapageCmsPluginConnector::lang('Can\'t decode API response. %s', $message);
if ($print) {
echo self::formatJsonMessage($msgText, 'ERROR');
} else {
self::writeDiagnostics($msgText, 'message');
}
return false;
}
if (!$response->success) {
$text = isset($response->message) ? $response->message : '';
if ($print) {
if ($text) {
echo self::formatJsonMessage(InstapageCmsPluginConnector::lang($text), 'ERROR');
} else {
echo self::formatJsonMessage(InstapageCmsPluginConnector::lang('API returned an error. %s', $message), 'ERROR');
}
} else {
self::writeDiagnostics($text, 'message');
}
return false;
}
return true;
}
/**
* Writes an entry in debug log, if diagnostic mode is on.
*
* @param mixed $value Value to be stored.
* @param string $name Name of the value. Default: ''.
*/
public static function writeDiagnostics($value, $name = '') {
$log = InstapageCmsPluginDebugLogModel::getInstance();
if ($log->isDiagnosticMode()) {
$log->write($value, $name);
}
}
/**
* Writes an entry in debug log.
*
* @param mixed $value Value to be stored.
* @param string $name Name of the value. Default: ''.
*/
public static function writeLog($value, $name = '') {
$log = InstapageCmsPluginDebugLogModel::getInstance();
$log->write($value);
}
/**
* Prepares an Auth header for API requests.
*
* @param array $tokens Tokens to encode in Auth header.
* @return string Encoded Auth header.
*/
public static function getAuthHeader($tokens) {
self::writeDiagnostics($tokens, 'Decoded tokens');
return base64_encode(json_encode($tokens));
}
/**
* Gets a variant of a landing page to display.
*
* @param string $cookieString A cookie string.
*
* @return string|null A variant to display, or null if a variant is not present.
*/
public static function getVariant($cookieString) {
$pattern = '/instapage-variant-\d*?=(.*?);/';
$matches = array();
preg_match($pattern, $cookieString, $matches);
return isset($matches[1]) ? $matches[1] : null;
}
/**
* Sets a proper header with response code.
*
* @param int $code HTTP Response Code. Default: 200.
*/
public static function httpResponseCode($code = 200) {
if (function_exists('http_response_code')) {
http_response_code($code);
return;
}
if ($code === null) {
$code = 200;
}
switch ($code) {
case 100: $text = 'Continue'; break;
case 101: $text = 'Switching Protocols'; break;
case 200: $text = 'OK'; break;
case 201: $text = 'Created'; break;
case 202: $text = 'Accepted'; break;
case 203: $text = 'Non-Authoritative Information'; break;
case 204: $text = 'No Content'; break;
case 205: $text = 'Reset Content'; break;
case 206: $text = 'Partial Content'; break;
case 300: $text = 'Multiple Choices'; break;
case 301: $text = 'Moved Permanently'; break;
case 302: $text = 'Moved Temporarily'; break;
case 303: $text = 'See Other'; break;
case 304: $text = 'Not Modified'; break;
case 305: $text = 'Use Proxy'; break;
case 400: $text = 'Bad Request'; break;
case 401: $text = 'Unauthorized'; break;
case 402: $text = 'Payment Required'; break;
case 403: $text = 'Forbidden'; break;
case 404: $text = 'Not Found'; break;
case 405: $text = 'Method Not Allowed'; break;
case 406: $text = 'Not Acceptable'; break;
case 407: $text = 'Proxy Authentication Required'; break;
case 408: $text = 'Request Time-out'; break;
case 409: $text = 'Conflict'; break;
case 410: $text = 'Gone'; break;
case 411: $text = 'Length Required'; break;
case 412: $text = 'Precondition Failed'; break;
case 413: $text = 'Request Entity Too Large'; break;
case 414: $text = 'Request-URI Too Large'; break;
case 415: $text = 'Unsupported Media Type'; break;
case 500: $text = 'Internal Server Error'; break;
case 501: $text = 'Not Implemented'; break;
case 502: $text = 'Bad Gateway'; break;
case 503: $text = 'Service Unavailable'; break;
case 504: $text = 'Gateway Time-out'; break;
case 505: $text = 'HTTP Version not supported'; break;
default: $code = 200; $text = 'OK'; break;
}
$protocol = (isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.1');
if (!headers_sent()) {
header($protocol . ' ' . $code . ' ' . $text);
}
$GLOBALS['http_response_code'] = $code;
}
/**
* Sets a proper headers to disable caching by browsers and CDNs.
*/
public static function disableCaching() {
if (!headers_sent()) {
header('Cache-Control: no-cache, no-store, must-revalidate');
header('Pragma: no-cache');
header('Expires: 0');
setcookie('no-cache', 'true');
}
}
/**
* Returns true if given version number seems to be MariaDB
* @param string $version Version number from InstapageCmsPluginConnector::getMySQLVersion()
* @return bool
*/
public static function isMariaDBMySQL($version) {
return (strpos($version, 'MariaDB') !== false);
}
/**
* Returns true if given version number seems to be regular MySQL
* @param string $version Version number from InstapageCmsPluginConnector::getMySQLVersion()
* @uses self::isMariaDBMySQL()
* @return bool
*/
public static function isRegularMySQL($version) {
return !self::isMariaDBMySQL($version);
}
/**
* Returns only number of version string
* @param string $version Version number from InstapageCmsPluginConnector::getMySQLVersion()
* @uses self::isMariaDBMySQL()
* @return string
*/
public static function getRawVersion($version) {
$data = explode('-', $version, 2);
return $data[0];
}
}
Zerion Mini Shell 1.0