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ouidade
2021-03-05 09:30:59 +01:00
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system/src/Grav/Common/Data/Blueprint.php
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<?php
/**
* @package Grav\Common\Data
*
* @copyright Copyright (c) 2015 - 2021 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\Data;
use Grav\Common\File\CompiledYamlFile;
use Grav\Common\Grav;
use Grav\Common\User\Interfaces\UserInterface;
use RocketTheme\Toolbox\Blueprints\BlueprintForm;
use RocketTheme\Toolbox\ResourceLocator\UniformResourceLocator;
use RuntimeException;
use function call_user_func_array;
use function count;
use function function_exists;
use function in_array;
use function is_array;
use function is_int;
use function is_object;
use function is_string;
use function strlen;
/**
* Class Blueprint
* @package Grav\Common\Data
*/
class Blueprint extends BlueprintForm
{
/** @var string */
protected $context = 'blueprints://';
/** @var string|null */
protected $scope;
/** @var BlueprintSchema */
protected $blueprintSchema;
/** @var object|null */
protected $object;
/** @var array|null */
protected $defaults;
/** @var array */
protected $handlers = [];
/**
* Clone blueprint.
*/
public function __clone()
{
if ($this->blueprintSchema) {
$this->blueprintSchema = clone $this->blueprintSchema;
}
}
/**
* @param string $scope
* @return void
*/
public function setScope($scope)
{
$this->scope = $scope;
}
/**
* @param object $object
* @return void
*/
public function setObject($object)
{
$this->object = $object;
}
/**
* Set default values for field types.
*
* @param array $types
* @return $this
*/
public function setTypes(array $types)
{
$this->initInternals();
$this->blueprintSchema->setTypes($types);
return $this;
}
/**
* @param string $name
* @return array|mixed|null
* @since 1.7
*/
public function getDefaultValue(string $name)
{
$path = explode('.', $name) ?: [];
$current = $this->getDefaults();
foreach ($path as $field) {
if (is_object($current) && isset($current->{$field})) {
$current = $current->{$field};
} elseif (is_array($current) && isset($current[$field])) {
$current = $current[$field];
} else {
return null;
}
}
return $current;
}
/**
* Get nested structure containing default values defined in the blueprints.
*
* Fields without default value are ignored in the list.
*
* @return array
*/
public function getDefaults()
{
$this->initInternals();
if (null === $this->defaults) {
$this->defaults = $this->blueprintSchema->getDefaults();
}
return $this->defaults;
}
/**
* Initialize blueprints with its dynamic fields.
*
* @return $this
*/
public function init()
{
foreach ($this->dynamic as $key => $data) {
// Locate field.
$path = explode('/', $key);
$current = &$this->items;
foreach ($path as $field) {
if (is_object($current)) {
// Handle objects.
if (!isset($current->{$field})) {
$current->{$field} = [];
}
$current = &$current->{$field};
} else {
// Handle arrays and scalars.
if (!is_array($current)) {
$current = [$field => []];
} elseif (!isset($current[$field])) {
$current[$field] = [];
}
$current = &$current[$field];
}
}
// Set dynamic property.
foreach ($data as $property => $call) {
$action = $call['action'];
$method = 'dynamic' . ucfirst($action);
$call['object'] = $this->object;
if (isset($this->handlers[$action])) {
$callable = $this->handlers[$action];
$callable($current, $property, $call);
} elseif (method_exists($this, $method)) {
$this->{$method}($current, $property, $call);
}
}
}
return $this;
}
/**
* Extend blueprint with another blueprint.
*
* @param BlueprintForm|array $extends
* @param bool $append
* @return $this
*/
public function extend($extends, $append = false)
{
parent::extend($extends, $append);
$this->deepInit($this->items);
return $this;
}
/**
* @param string $name
* @param mixed $value
* @param string $separator
* @param bool $append
* @return $this
*/
public function embed($name, $value, $separator = '/', $append = false)
{
parent::embed($name, $value, $separator, $append);
$this->deepInit($this->items);
return $this;
}
/**
* Merge two arrays by using blueprints.
*
* @param array $data1
* @param array $data2
* @param string|null $name Optional
* @param string $separator Optional
* @return array
*/
public function mergeData(array $data1, array $data2, $name = null, $separator = '.')
{
$this->initInternals();
return $this->blueprintSchema->mergeData($data1, $data2, $name, $separator);
}
/**
* Process data coming from a form.
*
* @param array $data
* @param array $toggles
* @return array
*/
public function processForm(array $data, array $toggles = [])
{
$this->initInternals();
return $this->blueprintSchema->processForm($data, $toggles);
}
/**
* Return data fields that do not exist in blueprints.
*
* @param array $data
* @param string $prefix
* @return array
*/
public function extra(array $data, $prefix = '')
{
$this->initInternals();
return $this->blueprintSchema->extra($data, $prefix);
}
/**
* Validate data against blueprints.
*
* @param array $data
* @param array $options
* @return void
* @throws RuntimeException
*/
public function validate(array $data, array $options = [])
{
$this->initInternals();
$this->blueprintSchema->validate($data, $options);
}
/**
* Filter data by using blueprints.
*
* @param array $data
* @param bool $missingValuesAsNull
* @param bool $keepEmptyValues
* @return array
*/
public function filter(array $data, bool $missingValuesAsNull = false, bool $keepEmptyValues = false)
{
$this->initInternals();
return $this->blueprintSchema->filter($data, $missingValuesAsNull, $keepEmptyValues) ?? [];
}
/**
* Flatten data by using blueprints.
*
* @param array $data
* @param bool $includeAll
* @return array
*/
public function flattenData(array $data, bool $includeAll = false)
{
$this->initInternals();
return $this->blueprintSchema->flattenData($data, $includeAll);
}
/**
* Return blueprint data schema.
*
* @return BlueprintSchema
*/
public function schema()
{
$this->initInternals();
return $this->blueprintSchema;
}
/**
* @param string $name
* @param callable $callable
* @return void
*/
public function addDynamicHandler(string $name, callable $callable): void
{
$this->handlers[$name] = $callable;
}
/**
* Initialize validator.
*
* @return void
*/
protected function initInternals()
{
if (null === $this->blueprintSchema) {
$types = Grav::instance()['plugins']->formFieldTypes;
$this->blueprintSchema = new BlueprintSchema;
if ($types) {
$this->blueprintSchema->setTypes($types);
}
$this->blueprintSchema->embed('', $this->items);
$this->blueprintSchema->init();
$this->defaults = null;
}
}
/**
* @param string $filename
* @return array
*/
protected function loadFile($filename)
{
$file = CompiledYamlFile::instance($filename);
$content = (array)$file->content();
$file->free();
return $content;
}
/**
* @param string|array $path
* @param string|null $context
* @return array
*/
protected function getFiles($path, $context = null)
{
/** @var UniformResourceLocator $locator */
$locator = Grav::instance()['locator'];
if (is_string($path) && !$locator->isStream($path)) {
if (is_file($path)) {
return [$path];
}
// Find path overrides.
if (null === $context) {
$paths = (array) ($this->overrides[$path] ?? null);
} else {
$paths = [];
}
// Add path pointing to default context.
if ($context === null) {
$context = $this->context;
}
if ($context && $context[strlen($context)-1] !== '/') {
$context .= '/';
}
$path = $context . $path;
if (!preg_match('/\.yaml$/', $path)) {
$path .= '.yaml';
}
$paths[] = $path;
} else {
$paths = (array) $path;
}
$files = [];
foreach ($paths as $lookup) {
if (is_string($lookup) && strpos($lookup, '://')) {
$files = array_merge($files, $locator->findResources($lookup));
} else {
$files[] = $lookup;
}
}
return array_values(array_unique($files));
}
/**
* @param array $field
* @param string $property
* @param array $call
* @return void
*/
protected function dynamicData(array &$field, $property, array &$call)
{
$params = $call['params'];
if (is_array($params)) {
$function = array_shift($params);
} else {
$function = $params;
$params = [];
}
[$o, $f] = explode('::', $function, 2);
$data = null;
if (!$f) {
if (function_exists($o)) {
$data = call_user_func_array($o, $params);
}
} else {
if (method_exists($o, $f)) {
$data = call_user_func_array([$o, $f], $params);
}
}
// If function returns a value,
if (null !== $data) {
if (is_array($data) && isset($field[$property]) && is_array($field[$property])) {
// Combine field and @data-field together.
$field[$property] += $data;
} else {
// Or create/replace field with @data-field.
$field[$property] = $data;
}
}
}
/**
* @param array $field
* @param string $property
* @param array $call
* @return void
*/
protected function dynamicConfig(array &$field, $property, array &$call)
{
$params = $call['params'];
if (is_array($params)) {
$value = array_shift($params);
$params = array_shift($params);
} else {
$value = $params;
$params = [];
}
$default = $field[$property] ?? null;
$config = Grav::instance()['config']->get($value, $default);
if (!empty($field['value_only'])) {
$config = array_combine($config, $config);
}
if (null !== $config) {
if (!empty($params['append']) && is_array($config) && isset($field[$property]) && is_array($field[$property])) {
// Combine field and @config-field together.
$field[$property] += $config;
} else {
// Or create/replace field with @config-field.
$field[$property] = $config;
}
}
}
/**
* @param array $field
* @param string $property
* @param array $call
* @return void
*/
protected function dynamicSecurity(array &$field, $property, array &$call)
{
if ($property || !empty($field['validate']['ignore'])) {
return;
}
$grav = Grav::instance();
$actions = (array)$call['params'];
/** @var UserInterface|null $user */
$user = $grav['user'] ?? null;
$success = null !== $user;
if ($success) {
$success = $this->resolveActions($user, $actions);
}
if (!$success) {
$this->addPropertyRecursive($field, 'validate', ['ignore' => true]);
}
}
/**
* @param UserInterface|null $user
* @param array $actions
* @param string $op
* @return bool
*/
protected function resolveActions(UserInterface $user, array $actions, string $op = 'and')
{
$c = $i = count($actions);
foreach ($actions as $key => $action) {
if (!is_int($key) && is_array($actions)) {
$i -= $this->resolveActions($user, $action, $key);
} elseif ($user->authorize($action)) {
$i--;
}
}
if ($op === 'and') {
return $i === 0;
}
return $c !== $i;
}
/**
* @param array $field
* @param string $property
* @param array $call
* @return void
*/
protected function dynamicScope(array &$field, $property, array &$call)
{
if ($property && $property !== 'ignore') {
return;
}
$scopes = (array)$call['params'];
$matches = in_array($this->scope, $scopes, true);
if ($this->scope && $property !== 'ignore') {
$matches = !$matches;
}
if ($matches) {
$this->addPropertyRecursive($field, 'validate', ['ignore' => true]);
return;
}
}
/**
* @param array $field
* @param string $property
* @param mixed $value
* @return void
*/
protected function addPropertyRecursive(array &$field, $property, $value)
{
if (is_array($value) && isset($field[$property]) && is_array($field[$property])) {
$field[$property] = array_merge_recursive($field[$property], $value);
} else {
$field[$property] = $value;
}
if (!empty($field['fields'])) {
foreach ($field['fields'] as $key => &$child) {
$this->addPropertyRecursive($child, $property, $value);
}
}
}
}