/home/smartonegroup/public_html/system/vendor/smarty/smarty/src/Compile/Base.php
<?php
/**
* Smarty Internal Compile Plugin Base
* @author Uwe Tews
*/
namespace Smarty\Compile;
use Smarty\Compiler\Template;
use Smarty\Data;
use Smarty\Exception;
/**
* This class does extend all internal compile plugins
*
*/
abstract class Base implements CompilerInterface {
/**
* Array of names of required attribute required by tag
*
* @var array
*/
protected $required_attributes = [];
/**
* Array of names of optional attribute required by tag
* use array('_any') if there is no restriction of attributes names
*
* @var array
*/
protected $optional_attributes = [];
/**
* Shorttag attribute order defined by its names
*
* @var array
*/
protected $shorttag_order = [];
/**
* Array of names of valid option flags
*
* @var array
*/
protected $option_flags = ['nocache'];
/**
* @var bool
*/
protected $cacheable = true;
public function isCacheable(): bool {
return $this->cacheable;
}
/**
* Converts attributes into parameter array strings
*
* @param array $_attr
*
* @return array
*/
protected function formatParamsArray(array $_attr): array {
$_paramsArray = [];
foreach ($_attr as $_key => $_value) {
$_paramsArray[] = var_export($_key, true) . "=>" . $_value;
}
return $_paramsArray;
}
/**
* This function checks if the attributes passed are valid
* The attributes passed for the tag to compile are checked against the list of required and
* optional attributes. Required attributes must be present. Optional attributes are check against
* the corresponding list. The keyword '_any' specifies that any attribute will be accepted
* as valid
*
* @param object $compiler compiler object
* @param array $attributes attributes applied to the tag
*
* @return array of mapped attributes for further processing
*/
protected function getAttributes($compiler, $attributes) {
$_indexed_attr = [];
$options = array_fill_keys($this->option_flags, true);
foreach ($attributes as $key => $mixed) {
// shorthand ?
if (!is_array($mixed)) {
// options flag ?
if (isset($options[trim($mixed, '\'"')])) {
$_indexed_attr[trim($mixed, '\'"')] = true;
// shorthand attribute ?
} elseif (isset($this->shorttag_order[$key])) {
$_indexed_attr[$this->shorttag_order[$key]] = $mixed;
} else {
// too many shorthands
$compiler->trigger_template_error('too many shorthand attributes', null, true);
}
// named attribute
} else {
foreach ($mixed as $k => $v) {
// options flag?
if (isset($options[$k])) {
if (is_bool($v)) {
$_indexed_attr[$k] = $v;
} else {
if (is_string($v)) {
$v = trim($v, '\'" ');
}
// Mapping array for boolean option value
static $optionMap = [1 => true, 0 => false, 'true' => true, 'false' => false];
if (isset($optionMap[$v])) {
$_indexed_attr[$k] = $optionMap[$v];
} else {
$compiler->trigger_template_error(
"illegal value '" . var_export($v, true) .
"' for options flag '{$k}'",
null,
true
);
}
}
// must be named attribute
} else {
$_indexed_attr[$k] = $v;
}
}
}
}
// check if all required attributes present
foreach ($this->required_attributes as $attr) {
if (!isset($_indexed_attr[$attr])) {
$compiler->trigger_template_error("missing '{$attr}' attribute", null, true);
}
}
// check for not allowed attributes
if ($this->optional_attributes !== ['_any']) {
$allowedAttributes = array_fill_keys(
array_merge(
$this->required_attributes,
$this->optional_attributes,
$this->option_flags
),
true
);
foreach ($_indexed_attr as $key => $dummy) {
if (!isset($allowedAttributes[$key]) && $key !== 0) {
$compiler->trigger_template_error("unexpected '{$key}' attribute", null, true);
}
}
}
// default 'false' for all options flags not set
foreach ($this->option_flags as $flag) {
if (!isset($_indexed_attr[$flag])) {
$_indexed_attr[$flag] = false;
}
}
return $_indexed_attr;
}
/**
* Push opening tag name on stack
* Optionally additional data can be saved on stack
*
* @param Template $compiler compiler object
* @param string $openTag the opening tag's name
* @param mixed $data optional data saved
*/
protected function openTag(Template $compiler, $openTag, $data = null) {
$compiler->openTag($openTag, $data);
}
/**
* Pop closing tag
* Raise an error if this stack-top doesn't match with expected opening tags
*
* @param Template $compiler compiler object
* @param array|string $expectedTag the expected opening tag names
*
* @return mixed any type the opening tag's name or saved data
*/
protected function closeTag(Template $compiler, $expectedTag) {
return $compiler->closeTag($expectedTag);
}
/**
* @param mixed $scope
* @param array $invalidScopes
*
* @return int
* @throws Exception
*/
protected function convertScope($scope): int {
static $scopes = [
'local' => Data::SCOPE_LOCAL, // current scope
'parent' => Data::SCOPE_PARENT, // parent scope (definition unclear)
'tpl_root' => Data::SCOPE_TPL_ROOT, // highest template (keep going up until parent is not a template)
'root' => Data::SCOPE_ROOT, // highest scope (definition unclear)
'global' => Data::SCOPE_GLOBAL, // smarty object
'smarty' => Data::SCOPE_SMARTY, // @deprecated alias of 'global'
];
$_scopeName = trim($scope, '\'"');
if (is_numeric($_scopeName) && in_array($_scopeName, $scopes)) {
return (int) $_scopeName;
}
if (isset($scopes[$_scopeName])) {
return $scopes[$_scopeName];
}
$err = var_export($_scopeName, true);
throw new Exception("illegal value '{$err}' for \"scope\" attribute");
}
/**
* Compiles code for the tag
*
* @param array $args array with attributes from parser
* @param Template $compiler compiler object
* @param array $parameter array with compilation parameter
*
* @return string compiled code as a string
* @throws \Smarty\CompilerException
*/
abstract public function compile($args, Template $compiler, $parameter = array(), $tag = null, $function = null): string;
}