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2021-09-13 06:53:04 -04:00
commit 32eb3ab418
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+<?php
+
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2013 Jonathan Vollebregt (jnvsor@gmail.com), Rokas Šleinius (raveren@gmail.com)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+namespace Kint\Parser;
+
+use Kint\Object\BasicObject;
+use Mysqli;
+
+/**
+ * Adds support for Mysqli object parsing.
+ *
+ * Due to the way mysqli is implemented in PHP, this will cause
+ * warnings on certain Mysqli objects if screaming is enabled.
+ */
+class MysqliPlugin extends Plugin
+{
+    // These 'properties' are actually globals
+    protected $always_readable = array(
+        'client_version' => true,
+        'connect_errno' => true,
+        'connect_error' => true,
+    );
+
+    // These are readable on empty mysqli objects, but not on failed connections
+    protected $empty_readable = array(
+        'client_info' => true,
+        'errno' => true,
+        'error' => true,
+    );
+
+    // These are only readable on connected mysqli objects
+    protected $connected_readable = array(
+        'affected_rows' => true,
+        'error_list' => true,
+        'field_count' => true,
+        'host_info' => true,
+        'info' => true,
+        'insert_id' => true,
+        'server_info' => true,
+        'server_version' => true,
+        'stat' => true,
+        'sqlstate' => true,
+        'protocol_version' => true,
+        'thread_id' => true,
+        'warning_count' => true,
+    );
+
+    public function getTypes()
+    {
+        return array('object');
+    }
+
+    public function getTriggers()
+    {
+        return Parser::TRIGGER_COMPLETE;
+    }
+
+    public function parse(&$var, BasicObject &$o, $trigger)
+    {
+        if (!$var instanceof Mysqli) {
+            return;
+        }
+
+        $connected = false;
+        $empty = false;
+
+        if (\is_string(@$var->sqlstate)) {
+            $connected = true;
+        } elseif (\is_string(@$var->client_info)) {
+            $empty = true;
+        }
+
+        foreach ($o->value->contents as $key => $obj) {
+            if (isset($this->connected_readable[$obj->name])) {
+                if (!$connected) {
+                    continue;
+                }
+            } elseif (isset($this->empty_readable[$obj->name])) {
+                if (!$connected && !$empty) {
+                    continue;
+                }
+            } elseif (!isset($this->always_readable[$obj->name])) {
+                continue;
+            }
+
+            if ('null' !== $obj->type) {
+                continue;
+            }
+
+            $param = $var->{$obj->name};
+
+            if (null === $param) {
+                continue;
+            }
+
+            $base = BasicObject::blank($obj->name, $obj->access_path);
+
+            $base->depth = $obj->depth;
+            $base->owner_class = $obj->owner_class;
+            $base->operator = $obj->operator;
+            $base->access = $obj->access;
+            $base->reference = $obj->reference;
+
+            $o->value->contents[$key] = $this->parser->parse($param, $base);
+        }
+    }
+}