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189
system/ThirdParty/Kint/Parser/MysqliPlugin.php
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189
system/ThirdParty/Kint/Parser/MysqliPlugin.php
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<?php
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013 Jonathan Vollebregt (jnvsor@gmail.com), Rokas Šleinius (raveren@gmail.com)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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namespace Kint\Parser;
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use Kint\Zval\Value;
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use Mysqli;
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use ReflectionClass;
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use Throwable;
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/**
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* Adds support for Mysqli object parsing.
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*
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* Due to the way mysqli is implemented in PHP, this will cause
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* warnings on certain Mysqli objects if screaming is enabled.
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*/
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class MysqliPlugin extends Plugin
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{
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// These 'properties' are actually globals
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protected $always_readable = [
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'client_version' => true,
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'connect_errno' => true,
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'connect_error' => true,
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];
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// These are readable on empty mysqli objects, but not on failed connections
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protected $empty_readable = [
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'client_info' => true,
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'errno' => true,
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'error' => true,
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];
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// These are only readable on connected mysqli objects
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protected $connected_readable = [
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'affected_rows' => true,
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'error_list' => true,
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'field_count' => true,
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'host_info' => true,
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'info' => true,
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'insert_id' => true,
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'server_info' => true,
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'server_version' => true,
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'sqlstate' => true,
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'protocol_version' => true,
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'thread_id' => true,
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'warning_count' => true,
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];
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public function getTypes()
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{
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return ['object'];
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}
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public function getTriggers()
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{
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return Parser::TRIGGER_COMPLETE;
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}
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public function parse(&$var, Value &$o, $trigger)
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{
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if (!$var instanceof Mysqli) {
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return;
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}
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try {
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$connected = \is_string(@$var->sqlstate);
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} catch (Throwable $t) {
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$connected = false;
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}
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try {
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$empty = !$connected && \is_string(@$var->client_info);
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} catch (Throwable $t) { // @codeCoverageIgnore
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// Only possible in PHP 8.0. Before 8.0 there's no exception,
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// after 8.1 there are no failed connection objects
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$empty = false; // @codeCoverageIgnore
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}
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foreach ($o->value->contents as $key => $obj) {
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if (isset($this->connected_readable[$obj->name])) {
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if (!$connected) {
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continue;
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}
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} elseif (isset($this->empty_readable[$obj->name])) {
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// No failed connections after PHP 8.1
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if (!$connected && !$empty) { // @codeCoverageIgnore
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continue; // @codeCoverageIgnore
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}
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} elseif (!isset($this->always_readable[$obj->name])) {
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continue;
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}
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if ('null' !== $obj->type) {
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continue;
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}
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// @codeCoverageIgnoreStart
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// All of this is irellevant after 8.1,
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// we have separate logic for that below
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$param = $var->{$obj->name};
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if (null === $param) {
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continue;
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}
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$base = Value::blank($obj->name, $obj->access_path);
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$base->depth = $obj->depth;
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$base->owner_class = $obj->owner_class;
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$base->operator = $obj->operator;
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$base->access = $obj->access;
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$base->reference = $obj->reference;
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$o->value->contents[$key] = $this->parser->parse($param, $base);
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// @codeCoverageIgnoreEnd
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}
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// PHP81 returns an empty array when casting a Mysqli instance
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if (KINT_PHP81) {
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$r = new ReflectionClass(Mysqli::class);
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$basepropvalues = [];
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foreach ($r->getProperties() as $prop) {
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if ($prop->isStatic()) {
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continue; // @codeCoverageIgnore
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}
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$pname = $prop->getName();
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$param = null;
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if (isset($this->connected_readable[$pname])) {
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if ($connected) {
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$param = $var->{$pname};
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}
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} else {
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$param = $var->{$pname};
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}
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$child = new Value();
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$child->depth = $o->depth + 1;
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$child->owner_class = Mysqli::class;
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$child->operator = Value::OPERATOR_OBJECT;
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$child->name = $pname;
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if ($prop->isPublic()) {
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$child->access = Value::ACCESS_PUBLIC;
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} elseif ($prop->isProtected()) { // @codeCoverageIgnore
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$child->access = Value::ACCESS_PROTECTED; // @codeCoverageIgnore
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} elseif ($prop->isPrivate()) { // @codeCoverageIgnore
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$child->access = Value::ACCESS_PRIVATE; // @codeCoverageIgnore
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}
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// We only do base Mysqli properties so we don't need to worry about complex names
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if ($this->parser->childHasPath($o, $child)) {
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$child->access_path .= $o->access_path.'->'.$child->name;
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}
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$basepropvalues[] = $this->parser->parse($param, $child);
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}
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$o->value->contents = \array_merge($basepropvalues, $o->value->contents);
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}
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}
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}
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