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<?php
/**
* Copyright ETS Software Technology Co., Ltd
*
* NOTICE OF LICENSE
*
* This file is not open source! Each license that you purchased is only available for 1 website only.
* If you want to use this file on more websites (or projects), you need to purchase additional licenses.
* You are not allowed to redistribute, resell, lease, license, sub-license or offer our resources to any third party.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future.
*
* @author ETS Software Technology Co., Ltd
* @copyright ETS Software Technology Co., Ltd
* @license Valid for 1 website (or project) for each purchase of license
*/
if (!defined('_PS_VERSION_'))
exit;
class Ets_superspeed_overrideUtil
{
/**
* @var array[]
*/
static public $conflict = [
[
'class' => 'Link',
'file' => 'classes/Link.php',
'method' => 'getImageLink',
'conflicts' => ['ets_multilangimages','ets_superspeed'],
'priority' => [
0 => 'ets_multilangimages',
1 => 'ets_superspeed',
]
],
];
/**
* Run AFTER enable
* @param Module $currentModule
* @throws Exception
*/
public static function onModuleEnabled(Module $currentModule)
{
$curModuleName = $currentModule->name;
foreach (self::$conflict as $item) {
if(in_array($curModuleName, $item['conflicts'])){
$matchedByPriority = null;
foreach ($item['priority'] as $i => $name) {
if(self::isEnabled($name) || $name==$curModuleName){
$matchedByPriority = $name;
break;
}
}
if($matchedByPriority !== null){
if($matchedByPriority !== $curModuleName){
self::removeOverrideMethod($currentModule, $item['class'], $item['method']);
$instance = Module::getInstanceByName($matchedByPriority);
$instance && self::addOverrideMethod($instance, $item['class'], $item['method']);
}
}
}
}
}
/**
* Run BEFORE enable module
* @param \Module $currentModule
* @throws \ReflectionException
*/
public static function resolveConflict(Module $currentModule)
{
$curModuleName = $currentModule->name;
foreach (self::$conflict as $item) {
if(in_array($curModuleName, $item['conflicts'])){
foreach ($item['conflicts'] as $name) {
$instance = Module::getInstanceByName($name);
self::isEnabled($name) && $instance && self::removeOverrideMethod($instance, $item['class'], $item['method']);
}
}
}
}
/**
* Run after disable module
* @param \Module $moddule
* @throws \ReflectionException
*/
public static function restoreReplacedMethod(\Module $moddule)
{
$curModuleName = $moddule->name;
foreach (self::$conflict as $item) {
if(in_array($curModuleName, $item['conflicts']) && ($currentPriority = array_search($curModuleName, $item['priority'], true)) !== false){
foreach ($item['priority'] as $i => $name) {
if(self::isEnabled($name) && $name!=$curModuleName){
if ($i > $currentPriority) {
$instance = Module::getInstanceByName($name);
$instance && self::addOverrideMethod($instance, $item['class'], $item['method']);
}
break;
}
}
}
}
}
/**
* @param Module $module
* @param $classname
* @param $method_name
*/
public static function addOverrideMethod($module,$classname,$method_name)
{
PrestaShopAutoload::getInstance()->generateIndex();
$orig_path = $path = PrestaShopAutoload::getInstance()->getClassPath($classname . 'Core');
if (!$path) {
$path = 'modules' . DIRECTORY_SEPARATOR . $classname . DIRECTORY_SEPARATOR . $classname . '.php';
}
$path_override = $module->getLocalPath() . 'override' . DIRECTORY_SEPARATOR . $path;
if (!file_exists($path_override)) {
return false;
} else {
file_put_contents($path_override, preg_replace('#(\r\n|\r)#ism', "\n", file_get_contents($path_override)));
}
$pattern_escape_com = '#(^\s*?\/\/.*?\n|\/\*(?!\n\s+\* module:.*?\* date:.*?\* version:.*?\*\/).*?\*\/)#ism';
// Check if there is already an override file, if not, we just need to copy the file
if ($file = PrestaShopAutoload::getInstance()->getClassPath($classname)) {
// Check if override file is writable
$override_path = _PS_ROOT_DIR_ . '/' . $file;
if ((!file_exists($override_path) && !is_writable(dirname($override_path))) || (file_exists($override_path) && !is_writable($override_path))) {
throw new Exception(Context::getContext()->getTranslator()->trans('file (%s) not writable', [$override_path], 'Admin.Notifications.Error'));
}
// Get a uniq id for the class, because you can override a class (or remove the override) twice in the same session and we need to avoid redeclaration
do {
$uniq = uniqid();
} while (class_exists($classname . 'OverrideOriginal_remove', false));
// Make a reflection of the override class and the module override class
$override_file = file($override_path);
$override_file = array_diff($override_file, ["\n"]);
eval(
preg_replace(
['#^\s*<\?(?:php)?#', '#class\s+' . $classname . '\s+extends\s+([a-z0-9_]+)(\s+implements\s+([a-z0-9_]+))?#i'],
[' ', 'class ' . $classname . 'OverrideOriginal' . $uniq . ' extends \stdClass'],
implode('', $override_file)
)
);
$override_class = new ReflectionClass($classname . 'OverrideOriginal' . $uniq);
$module_file = file($path_override);
$module_file = array_diff($module_file, ["\n"]);
eval(
preg_replace(
['#^\s*<\?(?:php)?#', '#class\s+' . $classname . '(\s+extends\s+([a-z0-9_]+)(\s+implements\s+([a-z0-9_]+))?)?#i'],
[' ', 'class ' . $classname . 'Override' . $uniq . ' extends \stdClass'],
implode('', $module_file)
)
);
$module_class = new ReflectionClass($classname . 'Override' . $uniq);
$matchedMethod = null;
// Check if none of the methods already exists in the override class
foreach ($module_class->getMethods() as $method) {
if($method->getName() != $method_name)
continue;
if ($override_class->hasMethod($method->getName()) ) {
return true;
}
$module_file = preg_replace('/((:?public|private|protected)\s+(static\s+)?function\s+(?:\b' . $method->getName() . '\b))/ism', "/*\n * module: " . $module->name . "\n * date: " . date('Y-m-d H:i:s') . "\n * version: " . $module->version . "\n */\n $1", $module_file);
$matchedMethod = $method;
}
// Insert the methods from module override in override
$copy_from = array_slice($module_file, $matchedMethod->getStartLine() - 1, $matchedMethod->getEndLine() - $matchedMethod->getStartLine() + 1);
array_splice($override_file, $override_class->getEndLine() - 1, 0, $copy_from);
$code = implode('', $override_file);
file_put_contents($override_path, preg_replace($pattern_escape_com, '', $code));
} else {
$override_src = $path_override;
$override_dest = _PS_ROOT_DIR_ . DIRECTORY_SEPARATOR . 'override' . DIRECTORY_SEPARATOR . $path;
$dir_name = dirname($override_dest);
if (!$orig_path && !is_dir($dir_name)) {
@mkdir($dir_name, FileSystem::DEFAULT_MODE_FOLDER);
}
if (!is_writable($dir_name)) {
throw new Exception(Context::getContext()->getTranslator()->trans('directory (%s) not writable', [$dir_name], 'Admin.Notifications.Error'));
}
$module_file = file($override_src);
$module_file = array_diff($module_file, ["\n"]);
if ($orig_path) {
do {
$uniq = uniqid();
} while (class_exists($classname . 'OverrideOriginal_remove', false));
eval(
preg_replace(
['#^\s*<\?(?:php)?#', '#class\s+' . $classname . '(\s+extends\s+([a-z0-9_]+)(\s+implements\s+([a-z0-9_]+))?)?#i'],
[' ', 'class ' . $classname . 'Override' . $uniq . ' extends \stdClass'],
implode('', $module_file)
)
);
$module_class = new ReflectionClass($classname . 'Override' . $uniq);
// For each method found in the override, prepend a comment with the module name and version
foreach ($module_class->getMethods() as $method) {
if($method->getName()== $method_name)
{
$module_file = preg_replace('/((:?public|private|protected)\s+(static\s+)?function\s+(?:\b' . $method->getName() . '\b))/ism', "/*\n * module: " . $module->name . "\n * date: " . date('Y-m-d H:i:s') . "\n * version: " . $module->version . "\n */\n $1", $module_file);
if ($module_file === null) {
throw new Exception(Context::getContext()->getTranslator()->trans('Failed to override method %1$s in class %2$s.', [$method->getName(), $classname], 'Admin.Modules.Notification'));
}
}
}
}
file_put_contents($override_dest, preg_replace($pattern_escape_com, '', $module_file));
}
PrestashopAutoload::getInstance()->generateIndex();
}
/**
* @param Module $module
* @param $classname
* @param $method_name
*/
public static function removeOverrideMethod($module,$classname,$method_name)
{
PrestaShopAutoload::getInstance()->generateIndex();
$orig_path = $path = PrestaShopAutoload::getInstance()->getClassPath($classname . 'Core');
if ($orig_path && !$file = PrestaShopAutoload::getInstance()->getClassPath($classname)) {
return true;
} elseif (!$orig_path && Module::getModuleIdByName($classname)) {
$path = 'modules' . DIRECTORY_SEPARATOR . $classname . DIRECTORY_SEPARATOR . $classname . '.php';
}
// Check if override file is writable
if ($orig_path) {
$override_path = _PS_ROOT_DIR_ . '/' . $file;
} else {
$override_path = _PS_OVERRIDE_DIR_ . $path;
}
if (!is_file($override_path)) {
return true;
}
if (!is_writable($override_path)) {
return false;
}
file_put_contents($override_path, preg_replace('#(\r\n|\r)#ism', "\n", file_get_contents($override_path)));
if ($orig_path) {
// Get a uniq id for the class, because you can override a class (or remove the override) twice in the same session and we need to avoid redeclaration
do {
$uniq = uniqid();
} while (class_exists($classname . 'OverrideOriginal_remove', false));
// Make a reflection of the override class and the module override class
$override_file = file($override_path);
eval(
preg_replace(
['#^\s*<\?(?:php)?#', '#class\s+' . $classname . '\s+extends\s+([a-z0-9_]+)(\s+implements\s+([a-z0-9_]+))?#i'],
[' ', 'class ' . $classname . 'OverrideOriginal_remove' . $uniq . ' extends \stdClass'],
implode('', $override_file)
)
);
$override_class = new ReflectionClass($classname . 'OverrideOriginal_remove' . $uniq);
$module_file = file($module->getLocalPath() . 'override/' . $path);
eval(
preg_replace(
['#^\s*<\?(?:php)?#', '#class\s+' . $classname . '(\s+extends\s+([a-z0-9_]+)(\s+implements\s+([a-z0-9_]+))?)?#i'],
[' ', 'class ' . $classname . 'Override_remove' . $uniq . ' extends \stdClass'],
implode('', $module_file)
)
);
$module_class = new ReflectionClass($classname . 'Override_remove' . $uniq);
// Remove methods from override file
foreach ($module_class->getMethods() as $method) {
if (!$override_class->hasMethod($method->getName()) || $method->getName()!=$method_name) {
continue;
}
$method = $override_class->getMethod($method->getName());
$length = $method->getEndLine() - $method->getStartLine() + 1;
$module_method = $module_class->getMethod($method->getName());
$override_file_orig = $override_file;
$orig_content = preg_replace('/\s/', '', implode('', array_splice($override_file, $method->getStartLine() - 1, $length, array_pad([], $length, '#--remove--#'))));
$module_content = preg_replace('/\s/', '', implode('', array_splice($module_file, $module_method->getStartLine() - 1, $length, array_pad([], $length, '#--remove--#'))));
$replace = true;
if (preg_match('/\* module: (' . $module->name . ')/ism', $override_file[$method->getStartLine() - 5])) {
$override_file[$method->getStartLine() - 6] = $override_file[$method->getStartLine() - 5] = $override_file[$method->getStartLine() - 4] = $override_file[$method->getStartLine() - 3] = $override_file[$method->getStartLine() - 2] = '#--remove--#';
$replace = false;
}
if (md5($module_content) != md5($orig_content) && $replace) {
$override_file = $override_file_orig;
}
}
$count = count($override_file);
for ($i = 0; $i < $count; ++$i) {
if (preg_match('/(^\s*\/\/.*)/i', $override_file[$i])) {
$override_file[$i] = '#--remove--#';
} elseif (preg_match('/(^\s*\/\*)/i', $override_file[$i])) {
if (!preg_match('/(^\s*\* module:)/i', $override_file[$i + 1])
&& !preg_match('/(^\s*\* date:)/i', $override_file[$i + 2])
&& !preg_match('/(^\s*\* version:)/i', $override_file[$i + 3])
&& !preg_match('/(^\s*\*\/)/i', $override_file[$i + 4])) {
for (; $override_file[$i] && !preg_match('/(.*?\*\/)/i', $override_file[$i]); ++$i) {
$override_file[$i] = '#--remove--#';
}
$override_file[$i] = '#--remove--#';
}
}
}
// Rewrite nice code
$code = '';
foreach ($override_file as $line) {
if ($line == '#--remove--#') {
continue;
}
$code .= $line;
}
$to_delete = preg_match('/<\?(?:php)?\s+(?:abstract|interface)?\s*?class\s+' . $classname . '\s+extends\s+' . $classname . 'Core\s*?[{]\s*?[}]/ism', $code);
}
if (!isset($to_delete) || $to_delete) {
unlink($override_path);
} else {
file_put_contents($override_path, $code);
}
PrestashopAutoload::getInstance()->generateIndex();
return true;
}
public static function isEnabled($module_name)
{
$id_module = Module::getModuleIdByName($module_name);
if (Db::getInstance()->getValue('SELECT `id_module` FROM `' . _DB_PREFIX_ . 'module_shop` WHERE `id_module` = ' . (int) $id_module)) {
return true;
}
return false;
}
}