ExportAdmin::exportDatabases() - Code Metrics - Inspection of "Fixed errors revealed by Scrutinizer." - lagdo/jaxon-dbadmin - Measure and Improve Code Quality continuously with Scrutinizer

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by Thierry

created 2021-11-02 15:37 UTC

ExportAdmin::exportDatabases() D

↳ Parent: ExportAdmin

Complexity

Conditions	14
Paths	276

Size

Total Lines	70
Code Lines	43

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	14
eloc	43
nc	276
nop	3
dl	0
loc	70
rs	4.4833
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

namespace Lagdo\DbAdmin\DbAdmin;

use Exception;

/**
 * Admin export functions
 */
class ExportAdmin extends AbstractAdmin
{
    /**
     * The databases to dump
     *
     * @var array
     */
    protected $databases;

    /**
     * The tables to dump
     *
     * @var array
     */
    protected $tables;

    /**
     * The dump options
     *
     * @var array
     */
    protected $options;

    /**
     * The queries generated by the dump
     *
     * @var array
     */
    protected $queries = [];

    /**
     * Get data for export
     *
     * @param string $database      The database name
     * @param string $table
     *
     * @return array
     */
    public function getExportOptions(string $database, string $table = '')
    {
        // From dump.inc.php
        $db_style = ['', 'USE', 'DROP+CREATE', 'CREATE'];
        $table_style = ['', 'DROP+CREATE', 'CREATE'];
        $data_style = ['', 'TRUNCATE+INSERT', 'INSERT'];
        if ($this->driver->jush() == 'sql') { //! use insertOrUpdate() in all drivers
            $data_style[] = 'INSERT+UPDATE';
        }
        // \parse_str($_COOKIE['adminer_export'], $row);
        // if(!$row) {
        $row = [
                'output' => 'text',
                'format' => 'sql',
                'db_style' => ($database != '' ? '' : 'CREATE'),
                'table_style' => 'DROP+CREATE',
                'data_style' => 'INSERT',
            ];
        // }
        // if(!isset($row['events'])) { // backwards compatibility
        $row['routines'] = $row['events'] = ($table == '');
        $row['triggers'] = $row['table_style'];
        // }
        $options = [
            'output' => [
                'label' => $this->trans->lang('Output'),
                'options' => $this->util->dumpOutput(),
                'value' => $row['output'],
            ],
            'format' => [
                'label' => $this->trans->lang('Format'),
                'options' => $this->util->dumpFormat(),
                'value' => $row['format'],
            ],
            'table_style' => [
                'label' => $this->trans->lang('Tables'),
                'options' => $table_style,
                'value' => $row['table_style'],
            ],
            'auto_increment' => [
                'label' => $this->trans->lang('Auto Increment'),
                'value' => 1,
                'checked' => $row['autoIncrement'] ?? false,
            ],
            'data_style' => [
                'label' => $this->trans->lang('Data'),
                'options' => $data_style,
                'value' => $row['data_style'],
            ],
        ];
        if ($this->driver->jush() !== 'sqlite') {
            $options['db_style'] = [
                'label' => $this->trans->lang('Database'),
                'options' => $db_style,
                'value' => $row['db_style'],
            ];
            if ($this->driver->support('routine')) {
                $options['routines'] = [
                    'label' => $this->trans->lang('Routines'),
                    'value' => 1,
                    'checked' => $row['routines'],
                ];
            }
            if ($this->driver->support('event')) {
                $options['events'] = [
                    'label' => $this->trans->lang('Events'),
                    'value' => 1,
                    'checked' => $row['events'],
                ];
            }
        }
        if ($this->driver->support('trigger')) {
            $options['triggers'] = [
                'label' => $this->trans->lang('Triggers'),
                'value' => 1,
                'checked' => $row['triggers'],
            ];
        }

        $results = [
            'options' => $options,
            'prefixes' => [],
        ];
        if (($database)) {
            $tables = [
                'headers' => [$this->trans->lang('Tables'), $this->trans->lang('Data')],
                'details' => [],
            ];
            $tables_list = $this->driver->tables();
            foreach ($tables_list as $name => $type) {
                $prefix = \preg_replace('~_.*~', '', $name);
                //! % may be part of table name
                // $checked = ($TABLE == '' || $TABLE == (\substr($TABLE, -1) == '%' ? "$prefix%" : $name));
                // $results['prefixes'][$prefix]++;

                $tables['details'][] = \compact('prefix', 'name', 'type'/*, 'checked'*/);
            }
            $results['tables'] = $tables;
        } else {
            $databases = [
                'headers' => [$this->trans->lang('Database'), $this->trans->lang('Data')],
                'details' => [],
            ];
            $databases_list = $this->driver->databases(false) ?? [];
            foreach ($databases_list as $name) {
                if (!$this->driver->isInformationSchema($name)) {
                    $prefix = \preg_replace('~_.*~', '', $name);
                    // $results['prefixes'][$prefix]++;

                    $databases['details'][] = \compact('prefix', 'name');
                }
            }
            $results['databases'] = $databases;
        }

        $results['options'] = $options;
        $results['labels'] = [
            'export' => $this->trans->lang('Export'),
        ];
        return $results;
    }

    /**
     * Dump routines and events in the connected database
     *
     * @param string $database      The database name
     *
     * @return void
     */
    protected function dumpRoutinesAndEvents(string $database)
    {
        // From dump.inc.php
        $style = $this->options['db_style'];
        $queries = [];

        if ($this->options['routines']) {
            $sql = 'SHOW FUNCTION STATUS WHERE Db = ' . $this->driver->quote($database);
            foreach ($this->driver->rows($sql) as $row) {
                $sql = 'SHOW CREATE FUNCTION ' . $this->driver->escapeId($row['Name']);
                $create = $this->admin->removeDefiner($this->driver->result($sql, 2));
                $queries[] = $this->driver->setUtf8mb4($create);
                if ($style != 'DROP+CREATE') {
                    $queries[] = 'DROP FUNCTION IF EXISTS ' . $this->driver->escapeId($row['Name']) . ';;';
                }
                $queries[] = "$create;;\n";
            }
            $sql = 'SHOW PROCEDURE STATUS WHERE Db = ' . $this->driver->quote($database);
            foreach ($this->driver->rows($sql) as $row) {
                $sql = 'SHOW CREATE PROCEDURE ' . $this->driver->escapeId($row['Name']);
                $create = $this->admin->removeDefiner($this->driver->result($sql, 2));
                $queries[] = $this->driver->setUtf8mb4($create);
                if ($style != 'DROP+CREATE') {
                    $queries[] = 'DROP PROCEDURE IF EXISTS ' . $this->driver->escapeId($row['Name']) . ';;';
                }
                $queries[] = "$create;;\n";
            }
        }

        if ($this->options['events']) {
            foreach ($this->driver->rows('SHOW EVENTS') as $row) {
                $sql = 'SHOW CREATE EVENT ' . $this->driver->escapeId($row['Name']);
                $create = $this->admin->removeDefiner($this->driver->result($sql, 3));
                $queries[] = $this->driver->setUtf8mb4($create);
                if ($style != 'DROP+CREATE') {
                    $queries[] = 'DROP EVENT IF EXISTS ' . $this->driver->escapeId($row['Name']) . ';;';
                }
                $queries[] = "$create;;\n";
            }
        }

        if (\count($queries) > 0) {
            $this->queries[] = "DELIMITER ;;\n";
            foreach ($queries as $query) {
                $this->queries[] = $query;
            }
            $this->queries[] = "DELIMITER ;;\n";
        }
    }

    /**
     * Print CSV row
     *
     * @param array  $row
     *
     * @return void
     */
    protected function dumpCsv(array $row)
    {
        // From functions.inc.php
        foreach ($row as $key => $val) {
            if (\preg_match('~["\n,;\t]|^0|\.\d*0$~', $val) || $val === '') {
                $row[$key] = '"' . \str_replace('"', '""', $val) . '"';
            }
        }
        $separator = $this->options['format'] == 'csv' ? ',' :
            ($this->options['format'] == 'tsv' ? "\t" : ';');
        $this->queries[] = \implode($separator, $row);
    }

    /**
     * Convert a value to string
     *
     * @param mixed  $val
     * @param object $field
     *
     * @return string
     */
    protected function convertToString($val, $field)
    {
        // From functions.inc.php
        if ($val === null) {
            return 'NULL';
        }
        return $this->driver->unconvertField($field, \preg_match($this->driver->numberRegex(), $field->type) &&
            !\preg_match('~\[~', $field->fullType) && \is_numeric($val) ?
            $val : $this->driver->quote(($val === false ? 0 : $val)));
    }

    /**
     * Export table structure
     *
     * @param string $table
     * @param string $style
     * @param int    $is_view       0 table, 1 view, 2 temporary view table
     *
     * @return null prints data
     */
    protected function dumpTable(string $table, string $style, int $is_view = 0)
    {
        // From adminer.inc.php
        if ($this->options['format'] != 'sql') {
            $this->queries[] = "\xef\xbb\xbf"; // UTF-8 byte order mark
            if ($style) {
                $this->dumpCsv(\array_keys($this->driver->fields($table)));
            }
            return;
        }

        if ($is_view == 2) {
            $fields = [];
            foreach ($this->driver->fields($table) as $name => $field) {
                $fields[] = $this->driver->escapeId($name) . ' ' . $field->fullType;
            }
            $create = 'CREATE TABLE ' . $this->driver->table($table) . ' (' . \implode(', ', $fields) . ')';
        } else {
            $create = $this->driver->sqlForCreateTable($table, $this->options['auto_increment'], $style);
        }
        $this->driver->setUtf8mb4($create);
        if ($style && $create) {
            if ($style == 'DROP+CREATE' || $is_view == 1) {
                $this->queries[] = 'DROP ' . ($is_view == 2 ? 'VIEW' : 'TABLE') .
                    ' IF EXISTS ' . $this->driver->table($table) . ';';
            }
            if ($is_view == 1) {
                $create = $this->admin->removeDefiner($create);
            }
            $this->queries[] = $create . ';';
        }
    }

    /** Export table data
     *
     * @param string
     * @param string
     * @param string
     *
     * @return null prints data
     */
    protected function dumpData($table, $style, $query)
    {
        $fields = [];
        $max_packet = ($this->driver->jush() == 'sqlite' ? 0 : 1048576); // default, minimum is 1024
        if ($style) {
            if ($this->options['format'] == 'sql') {
                if ($style == 'TRUNCATE+INSERT') {
                    $this->queries[] = $this->driver->sqlForTruncateTable($table) . ";\n";
                }
                $fields = $this->driver->fields($table);
            }
            $statement = $this->driver->query($query, 1); // 1 - MYSQLI_USE_RESULT //! enum and set as numbers
            if ($statement) {
                $insert = '';
                $buffer = '';
                $keys = [];
                $suffix = '';
                $fetch_function = ($table != '' ? 'fetchAssoc' : 'fetchRow');
                while ($row = $statement->$fetch_function()) {
                    if (empty($keys)) {
                        $values = [];
                        foreach ($row as $val) {
                            $field = $statement->fetchField();
                            $keys[] = $field->name();
                            $key = $this->driver->escapeId($field->name());
                            $values[] = "$key = VALUES($key)";
                        }
                        $suffix = ";\n";
                        if ($style == 'INSERT+UPDATE') {
                            $suffix = "\nON DUPLICATE KEY UPDATE " . \implode(', ', $values) . ";\n";
                        }
                    }
                    if ($this->options['format'] != 'sql') {
                        if ($style == 'table') {
                            $this->dumpCsv($keys);
                            $style = 'INSERT';
                        }
                        $this->dumpCsv($row);
                    } else {
                        if (!$insert) {
                            $insert = 'INSERT INTO ' . $this->driver->table($table) . ' (' .
                                \implode(', ', \array_map(function ($key) {
                                    return $this->driver->escapeId($key);
                                }, $keys)) . ') VALUES';
                        }
                        foreach ($row as $key => $val) {
                            $field = $fields[$key];
                            $row[$key] = $this->convertToString($val, $field);
                        }
                        $s = ($max_packet ? "\n" : ' ') . '(' . \implode(",\t", $row) . ')';
                        if (!$buffer) {
                            $buffer = $insert . $s;
                        } elseif (\strlen($buffer) + 4 + \strlen($s) + \strlen($suffix) < $max_packet) { // 4 - length specification
                            $buffer .= ",$s";
                        } else {
                            $this->queries[] = $buffer . $suffix;
                            $buffer = $insert . $s;
                        }
                    }
                }
                if ($buffer) {
                    $this->queries[] = $buffer . $suffix;
                }
            } elseif ($this->options['format'] == 'sql') {
                $this->queries[] = '-- ' . \str_replace("\n", ' ', $this->driver->error()) . "\n";
            }
        }
    }

    /**
     * Dump tables and views in the connected database
     *
     * @param string $database      The database name
     *
     * @return array
     */
    protected function dumpTablesAndViews(string $database)
    {
        if (!$this->options['table_style'] && !$this->options['data_style']) {
            return [];
        }

        $dbDumpTable = $this->tables['list'] === '*' &&
            \in_array($database, $this->databases['list']);
        $dbDumpData = \in_array($database, $this->databases['data']);
        $views = [];
        $dbTables = $this->driver->tableStatuses(true);
        foreach ($dbTables as $table => $tableStatus) {
            $dumpTable = $dbDumpTable || \in_array($table, $this->tables['list']);
            $dumpData = $dbDumpData || \in_array($table, $this->tables['data']);
            if ($dumpTable || $dumpData) {
                // if($ext == 'tar')
                // {
                //     $tmp_file = new TmpFile;
                //     ob_start([$tmp_file, 'write'], 1e5);
                // }

                $this->dumpTable(
                    $table,
                    ($dumpTable ? $this->options['table_style'] : ''),
                    ($this->driver->isView($tableStatus) ? 2 : 0)
                );
                if ($this->driver->isView($tableStatus)) {
                    $views[] = $table;
                } elseif ($dumpData) {
                    $fields = $this->driver->fields($table);
                    $query = 'SELECT *' . $this->driver->convertFields($fields, $fields) .
                        ' FROM ' . $this->driver->table($table);
                    $this->dumpData($table, $this->options['data_style'], $query);
                }
                if ($this->options['is_sql'] && $this->options['triggers'] && $dumpTable &&
                    ($triggers = $this->driver->sqlForCreateTrigger($table))) {
                    $this->queries[] = 'DELIMITER ;';
                    $this->queries[] = $triggers;
                    $this->queries[] = 'DELIMITER ;';
                }

                // if($ext == 'tar')
                // {
                //     ob_end_flush();
                //     tar_file((DB != '' ? '' : "$db/") . "$table.csv", $tmp_file);
                // } else
                if ($this->options['is_sql']) {
                    $this->queries[] = '';
                }
            }
        }

        // add FKs after creating tables (except in MySQL which uses SET FOREIGN_KEY_CHECKS=0)
        if ($this->driver->support('fkeys_sql')) {
            foreach ($dbTables as $table => $tableStatus) {
                $dumpTable = true; // (DB == '' || \in_array($table, $this->options['tables']));
                if ($dumpTable && !$this->driver->isView($tableStatus)) {
                    $this->queries[] = $this->driver->sqlForForeignKeys($table);
                }
            }
        }

        foreach ($views as $view) {
            $this->dumpTable($view, $this->options['table_style'], 1);
        }

        // if($ext == 'tar') {
        //     $this->queries[] = pack('x512');
        // }
    }

    /**
     * Export databases
     *
     * @param array  $databases     The databases to dump
     * @param array  $tables        The tables to dump
     * @param array  $options       The export options
     *
     * @return array
     */
    public function exportDatabases(array $databases, array $tables, array $options)
    {
        // From dump.inc.php
        // $tables = array_flip($options['tables']) + array_flip($options['data']);
        // $ext = dump_headers((count($tables) == 1 ? key($tables) : DB), (DB == '' || count($tables) > 1));
        $options['is_sql'] = \preg_match('~sql~', $options['format']);
        $this->databases = $databases;
        $this->tables = $tables;
        $this->options = $options;

        $headers = null;
        if ($this->options['is_sql']) {
            $headers = [
                'version' => $this->driver->version(),
                'driver' => $this->driver->name(),
                'server' => \str_replace("\n", ' ', $this->driver->serverInfo()),
                'sql' => false,
                'data_style' => false,
            ];
            if ($this->driver->jush() == 'sql') {
                $headers['sql'] = true;
                if (isset($options['data_style'])) {
                    $headers['data_style'] = true;
                }
                // Set some options in database server
                $this->driver->query("SET time_zone = '+00:00'");
                $this->driver->query("SET sql_mode = ''");
            }
        }

        $style = $options['db_style'];

        foreach (\array_unique(\array_merge($databases['list'], $databases['data'])) as $database) {
            // $this->util->dumpDatabase($database);
            try {
                $this->driver->connect($database, '');
                $sql = 'SHOW CREATE DATABASE ' . $this->driver->escapeId($database);
                if ($this->options['is_sql'] && \preg_match('~CREATE~', $style) &&
                    ($create = $this->driver->result($sql, 1))) {
                    $this->driver->setUtf8mb4($create);
                    if ($style == 'DROP+CREATE') {
                        $this->queries[] = 'DROP DATABASE IF EXISTS ' . $this->driver->escapeId($database) . ';';
                    }
                    $this->queries[] = $create . ";\n";
                }
                if ($this->options['is_sql']) {
                    if ($style) {
                        if (($query = $this->driver->sqlForUseDatabase($database))) {
                            $this->queries[] = $query . ';';
                        }
                        $this->queries[] = ''; // Empty line
                    }

                    $this->dumpRoutinesAndEvents($database);
                }

                $this->dumpTablesAndViews($database);
            }
            catch (\Exception $e) {
                return $e->getMessage();

            }
        }

        if ($this->options['is_sql']) {
            $this->queries[] = '-- ' . $this->driver->result('SELECT NOW()');
        }

        return [
            'headers' => $headers,
            'queries' => $this->queries,
        ];
    }
}


1			<?php
2
3			namespace Lagdo\DbAdmin\DbAdmin;
4
5			use Exception;
6
7			/**
8			* Admin export functions
9			*/
10			class ExportAdmin extends AbstractAdmin
11			{
12			/**
13			* The databases to dump
14			*
15			* @var array
16			*/
17			protected $databases;
18
19			/**
20			* The tables to dump
21			*
22			* @var array
23			*/
24			protected $tables;
25
26			/**
27			* The dump options
28			*
29			* @var array
30			*/
31			protected $options;
32
33			/**
34			* The queries generated by the dump
35			*
36			* @var array
37			*/
38			protected $queries = [];
39
40			/**
41			* Get data for export
42			*
43			* @param string $database The database name
44			* @param string $table
45			*
46			* @return array
47			*/
48			public function getExportOptions(string $database, string $table = '')
49			{
50			// From dump.inc.php
51			$db_style = ['', 'USE', 'DROP+CREATE', 'CREATE'];
52			$table_style = ['', 'DROP+CREATE', 'CREATE'];
53			$data_style = ['', 'TRUNCATE+INSERT', 'INSERT'];
54			if ($this->driver->jush() == 'sql') { //! use insertOrUpdate() in all drivers
55			$data_style[] = 'INSERT+UPDATE';
56			}
57			// \parse_str($_COOKIE['adminer_export'], $row);
58			// if(!$row) {
59			$row = [
60			'output' => 'text',
61			'format' => 'sql',
62			'db_style' => ($database != '' ? '' : 'CREATE'),
63			'table_style' => 'DROP+CREATE',
64			'data_style' => 'INSERT',
65			];
66			// }
67			// if(!isset($row['events'])) { // backwards compatibility
68			$row['routines'] = $row['events'] = ($table == '');
69			$row['triggers'] = $row['table_style'];
70			// }
71			$options = [
72			'output' => [
73			'label' => $this->trans->lang('Output'),
74			'options' => $this->util->dumpOutput(),
75			'value' => $row['output'],
76			],
77			'format' => [
78			'label' => $this->trans->lang('Format'),
79			'options' => $this->util->dumpFormat(),
80			'value' => $row['format'],
81			],
82			'table_style' => [
83			'label' => $this->trans->lang('Tables'),
84			'options' => $table_style,
85			'value' => $row['table_style'],
86			],
87			'auto_increment' => [
88			'label' => $this->trans->lang('Auto Increment'),
89			'value' => 1,
90			'checked' => $row['autoIncrement'] ?? false,
91			],
92			'data_style' => [
93			'label' => $this->trans->lang('Data'),
94			'options' => $data_style,
95			'value' => $row['data_style'],
96			],
97			];
98			if ($this->driver->jush() !== 'sqlite') {
99			$options['db_style'] = [
100			'label' => $this->trans->lang('Database'),
101			'options' => $db_style,
102			'value' => $row['db_style'],
103			];
104			if ($this->driver->support('routine')) {
105			$options['routines'] = [
106			'label' => $this->trans->lang('Routines'),
107			'value' => 1,
108			'checked' => $row['routines'],
109			];
110			}
111			if ($this->driver->support('event')) {
112			$options['events'] = [
113			'label' => $this->trans->lang('Events'),
114			'value' => 1,
115			'checked' => $row['events'],
116			];
117			}
118			}
119			if ($this->driver->support('trigger')) {
120			$options['triggers'] = [
121			'label' => $this->trans->lang('Triggers'),
122			'value' => 1,
123			'checked' => $row['triggers'],
124			];
125			}
126
127			$results = [
128			'options' => $options,
129			'prefixes' => [],
130			];
131			if (($database)) {
132			$tables = [
133			'headers' => [$this->trans->lang('Tables'), $this->trans->lang('Data')],
134			'details' => [],
135			];
136			$tables_list = $this->driver->tables();
137			foreach ($tables_list as $name => $type) {
138			$prefix = \preg_replace('~_.*~', '', $name);
139			//! % may be part of table name
140			// $checked = ($TABLE == '' \|\| $TABLE == (\substr($TABLE, -1) == '%' ? "$prefix%" : $name));
141			// $results['prefixes'][$prefix]++;
142
143			$tables['details'][] = \compact('prefix', 'name', 'type'/, 'checked'/);
144			}
145			$results['tables'] = $tables;
146			} else {
147			$databases = [
148			'headers' => [$this->trans->lang('Database'), $this->trans->lang('Data')],
149			'details' => [],
150			];
151			$databases_list = $this->driver->databases(false) ?? [];
152			foreach ($databases_list as $name) {
153			if (!$this->driver->isInformationSchema($name)) {
154			$prefix = \preg_replace('~_.*~', '', $name);
155			// $results['prefixes'][$prefix]++;
156
157			$databases['details'][] = \compact('prefix', 'name');
158			}
159			}
160			$results['databases'] = $databases;
161			}
162
163			$results['options'] = $options;
164			$results['labels'] = [
165			'export' => $this->trans->lang('Export'),
166			];
167			return $results;
168			}
169
170			/**
171			* Dump routines and events in the connected database
172			*
173			* @param string $database The database name
174			*
175			* @return void
176			*/
177			protected function dumpRoutinesAndEvents(string $database)
178			{
179			// From dump.inc.php
180			$style = $this->options['db_style'];
181			$queries = [];
182
183			if ($this->options['routines']) {
184			$sql = 'SHOW FUNCTION STATUS WHERE Db = ' . $this->driver->quote($database);
185			foreach ($this->driver->rows($sql) as $row) {
186			$sql = 'SHOW CREATE FUNCTION ' . $this->driver->escapeId($row['Name']);
187			$create = $this->admin->removeDefiner($this->driver->result($sql, 2));
188			$queries[] = $this->driver->setUtf8mb4($create);
189			if ($style != 'DROP+CREATE') {
190			$queries[] = 'DROP FUNCTION IF EXISTS ' . $this->driver->escapeId($row['Name']) . ';;';
191			}
192			$queries[] = "$create;;\n";
193			}
194			$sql = 'SHOW PROCEDURE STATUS WHERE Db = ' . $this->driver->quote($database);
195			foreach ($this->driver->rows($sql) as $row) {
196			$sql = 'SHOW CREATE PROCEDURE ' . $this->driver->escapeId($row['Name']);
197			$create = $this->admin->removeDefiner($this->driver->result($sql, 2));
198			$queries[] = $this->driver->setUtf8mb4($create);
199			if ($style != 'DROP+CREATE') {
200			$queries[] = 'DROP PROCEDURE IF EXISTS ' . $this->driver->escapeId($row['Name']) . ';;';
201			}
202			$queries[] = "$create;;\n";
203			}
204			}
205
206			if ($this->options['events']) {
207			foreach ($this->driver->rows('SHOW EVENTS') as $row) {
208			$sql = 'SHOW CREATE EVENT ' . $this->driver->escapeId($row['Name']);
209			$create = $this->admin->removeDefiner($this->driver->result($sql, 3));
210			$queries[] = $this->driver->setUtf8mb4($create);
211			if ($style != 'DROP+CREATE') {
212			$queries[] = 'DROP EVENT IF EXISTS ' . $this->driver->escapeId($row['Name']) . ';;';
213			}
214			$queries[] = "$create;;\n";
215			}
216			}
217
218			if (\count($queries) > 0) {
219			$this->queries[] = "DELIMITER ;;\n";
220			foreach ($queries as $query) {
221			$this->queries[] = $query;
222			}
223			$this->queries[] = "DELIMITER ;;\n";
224			}
225			}
226
227			/**
228			* Print CSV row
229			*
230			* @param array $row
231			*
232			* @return void
233			*/
234			protected function dumpCsv(array $row)
235			{
236			// From functions.inc.php
237			foreach ($row as $key => $val) {
238			if (\preg_match('~["\n,;\t]\|^0\|\.\d*0$~', $val) \|\| $val === '') {
239			$row[$key] = '"' . \str_replace('"', '""', $val) . '"';
240			}
241			}
242			$separator = $this->options['format'] == 'csv' ? ',' :
243			($this->options['format'] == 'tsv' ? "\t" : ';');
244			$this->queries[] = \implode($separator, $row);
245			}
246
247			/**
248			* Convert a value to string
249			*
250			* @param mixed $val
251			* @param object $field
252			*
253			* @return string
254			*/
255			protected function convertToString($val, $field)
256			{
257			// From functions.inc.php
258			if ($val === null) {
259			return 'NULL';
260			}
261			return $this->driver->unconvertField($field, \preg_match($this->driver->numberRegex(), $field->type) &&
262			!\preg_match('~\[~', $field->fullType) && \is_numeric($val) ?
263			$val : $this->driver->quote(($val === false ? 0 : $val)));
264			}
265
266			/**
267			* Export table structure
268			*
269			* @param string $table
270			* @param string $style
271			* @param int $is_view 0 table, 1 view, 2 temporary view table
272			*
273			* @return null prints data
274			*/
275			protected function dumpTable(string $table, string $style, int $is_view = 0)
276			{
277			// From adminer.inc.php
278			if ($this->options['format'] != 'sql') {
279			$this->queries[] = "\xef\xbb\xbf"; // UTF-8 byte order mark
280			if ($style) {
281			$this->dumpCsv(\array_keys($this->driver->fields($table)));
282			}
283			return;
284			}
285
286			if ($is_view == 2) {
287			$fields = [];
288			foreach ($this->driver->fields($table) as $name => $field) {
289			$fields[] = $this->driver->escapeId($name) . ' ' . $field->fullType;
290			}
291			$create = 'CREATE TABLE ' . $this->driver->table($table) . ' (' . \implode(', ', $fields) . ')';
292			} else {
293			$create = $this->driver->sqlForCreateTable($table, $this->options['auto_increment'], $style);
294			}
295			$this->driver->setUtf8mb4($create);
296			if ($style && $create) {
297			if ($style == 'DROP+CREATE' \|\| $is_view == 1) {
298			$this->queries[] = 'DROP ' . ($is_view == 2 ? 'VIEW' : 'TABLE') .
299			' IF EXISTS ' . $this->driver->table($table) . ';';
300			}
301			if ($is_view == 1) {
302			$create = $this->admin->removeDefiner($create);
303			}
304			$this->queries[] = $create . ';';
305			}
306			}
307
308			/** Export table data
309			*
310			* @param string
311			* @param string
312			* @param string
313			*
314			* @return null prints data
315			*/
316			protected function dumpData($table, $style, $query)
317			{
318			$fields = [];
319			$max_packet = ($this->driver->jush() == 'sqlite' ? 0 : 1048576); // default, minimum is 1024
320			if ($style) {
321			if ($this->options['format'] == 'sql') {
322			if ($style == 'TRUNCATE+INSERT') {
323			$this->queries[] = $this->driver->sqlForTruncateTable($table) . ";\n";
324			}
325			$fields = $this->driver->fields($table);
326			}
327			$statement = $this->driver->query($query, 1); // 1 - MYSQLI_USE_RESULT //! enum and set as numbers
328			if ($statement) {
329			$insert = '';
330			$buffer = '';
331			$keys = [];
332			$suffix = '';
333			$fetch_function = ($table != '' ? 'fetchAssoc' : 'fetchRow');
334			while ($row = $statement->$fetch_function()) {
335			if (empty($keys)) {
336			$values = [];
337			foreach ($row as $val) {
338			$field = $statement->fetchField();
339			$keys[] = $field->name();
340			$key = $this->driver->escapeId($field->name());
341			$values[] = "$key = VALUES($key)";
342			}
343			$suffix = ";\n";
344			if ($style == 'INSERT+UPDATE') {
345			$suffix = "\nON DUPLICATE KEY UPDATE " . \implode(', ', $values) . ";\n";
346			}
347			}
348			if ($this->options['format'] != 'sql') {
349			if ($style == 'table') {
350			$this->dumpCsv($keys);
351			$style = 'INSERT';
352			}
353			$this->dumpCsv($row);
354			} else {
355			if (!$insert) {
356			$insert = 'INSERT INTO ' . $this->driver->table($table) . ' (' .
357			\implode(', ', \array_map(function ($key) {
358			return $this->driver->escapeId($key);
359			}, $keys)) . ') VALUES';
360			}
361			foreach ($row as $key => $val) {
362			$field = $fields[$key];
363			$row[$key] = $this->convertToString($val, $field);
364			}
365			$s = ($max_packet ? "\n" : ' ') . '(' . \implode(",\t", $row) . ')';
366			if (!$buffer) {
367			$buffer = $insert . $s;
368			} elseif (\strlen($buffer) + 4 + \strlen($s) + \strlen($suffix) < $max_packet) { // 4 - length specification
369			$buffer .= ",$s";
370			} else {
371			$this->queries[] = $buffer . $suffix;
372			$buffer = $insert . $s;
373			}
374			}
375			}
376			if ($buffer) {
377			$this->queries[] = $buffer . $suffix;
378			}
379			} elseif ($this->options['format'] == 'sql') {
380			$this->queries[] = '-- ' . \str_replace("\n", ' ', $this->driver->error()) . "\n";
381			}
382			}
383			}
384
385			/**
386			* Dump tables and views in the connected database
387			*
388			* @param string $database The database name
389			*
390			* @return array
391			*/
392			protected function dumpTablesAndViews(string $database)
393			{
394			if (!$this->options['table_style'] && !$this->options['data_style']) {
395			return [];
396			}
397
398			$dbDumpTable = $this->tables['list'] === '*' &&
399			\in_array($database, $this->databases['list']);
400			$dbDumpData = \in_array($database, $this->databases['data']);
401			$views = [];
402			$dbTables = $this->driver->tableStatuses(true);
403			foreach ($dbTables as $table => $tableStatus) {
404			$dumpTable = $dbDumpTable \|\| \in_array($table, $this->tables['list']);
405			$dumpData = $dbDumpData \|\| \in_array($table, $this->tables['data']);
406			if ($dumpTable \|\| $dumpData) {
407			// if($ext == 'tar')
408			// {
409			// $tmp_file = new TmpFile;
410			// ob_start([$tmp_file, 'write'], 1e5);
411			// }
412
413			$this->dumpTable(
414			$table,
415			($dumpTable ? $this->options['table_style'] : ''),
416			($this->driver->isView($tableStatus) ? 2 : 0)
417			);
418			if ($this->driver->isView($tableStatus)) {
419			$views[] = $table;
420			} elseif ($dumpData) {
421			$fields = $this->driver->fields($table);
422			$query = 'SELECT *' . $this->driver->convertFields($fields, $fields) .
423			' FROM ' . $this->driver->table($table);
424			$this->dumpData($table, $this->options['data_style'], $query);
425			}
426			if ($this->options['is_sql'] && $this->options['triggers'] && $dumpTable &&
427			($triggers = $this->driver->sqlForCreateTrigger($table))) {
428			$this->queries[] = 'DELIMITER ;';
429			$this->queries[] = $triggers;
430			$this->queries[] = 'DELIMITER ;';
431			}
432
433			// if($ext == 'tar')
434			// {
435			// ob_end_flush();
436			// tar_file((DB != '' ? '' : "$db/") . "$table.csv", $tmp_file);
437			// } else
438			if ($this->options['is_sql']) {
439			$this->queries[] = '';
440			}
441			}
442			}
443
444			// add FKs after creating tables (except in MySQL which uses SET FOREIGN_KEY_CHECKS=0)
445			if ($this->driver->support('fkeys_sql')) {
446			foreach ($dbTables as $table => $tableStatus) {
447			$dumpTable = true; // (DB == '' \|\| \in_array($table, $this->options['tables']));
448			if ($dumpTable && !$this->driver->isView($tableStatus)) {
449			$this->queries[] = $this->driver->sqlForForeignKeys($table);
450			}
451			}
452			}
453
454			foreach ($views as $view) {
455			$this->dumpTable($view, $this->options['table_style'], 1);
456			}
457
458			// if($ext == 'tar') {
459			// $this->queries[] = pack('x512');
460			// }
461			}
462
463			/**
464			* Export databases
465			*
466			* @param array $databases The databases to dump
467			* @param array $tables The tables to dump
468			* @param array $options The export options
469			*
470			* @return array
471			*/
472			public function exportDatabases(array $databases, array $tables, array $options)
473			{
474			// From dump.inc.php
475			// $tables = array_flip($options['tables']) + array_flip($options['data']);
476			// $ext = dump_headers((count($tables) == 1 ? key($tables) : DB), (DB == '' \|\| count($tables) > 1));
477			$options['is_sql'] = \preg_match('~sql~', $options['format']);
478			$this->databases = $databases;
479			$this->tables = $tables;
480			$this->options = $options;
481
482			$headers = null;
483			if ($this->options['is_sql']) {
484			$headers = [
485			'version' => $this->driver->version(),
486			'driver' => $this->driver->name(),
487			'server' => \str_replace("\n", ' ', $this->driver->serverInfo()),
488			'sql' => false,
489			'data_style' => false,
490			];
491			if ($this->driver->jush() == 'sql') {
492			$headers['sql'] = true;
493			if (isset($options['data_style'])) {
494			$headers['data_style'] = true;
495			}
496			// Set some options in database server
497			$this->driver->query("SET time_zone = '+00:00'");
498			$this->driver->query("SET sql_mode = ''");
499			}
500			}
501
502			$style = $options['db_style'];
503
504			foreach (\array_unique(\array_merge($databases['list'], $databases['data'])) as $database) {
505			// $this->util->dumpDatabase($database);
506			try {
507			$this->driver->connect($database, '');
508			$sql = 'SHOW CREATE DATABASE ' . $this->driver->escapeId($database);
509			if ($this->options['is_sql'] && \preg_match('~CREATE~', $style) &&
510			($create = $this->driver->result($sql, 1))) {
511			$this->driver->setUtf8mb4($create);
512			if ($style == 'DROP+CREATE') {
513			$this->queries[] = 'DROP DATABASE IF EXISTS ' . $this->driver->escapeId($database) . ';';
514			}
515			$this->queries[] = $create . ";\n";
516			}
517			if ($this->options['is_sql']) {
518			if ($style) {
519			if (($query = $this->driver->sqlForUseDatabase($database))) {
520			$this->queries[] = $query . ';';
521			}
522			$this->queries[] = ''; // Empty line
523			}
524
525			$this->dumpRoutinesAndEvents($database);
526			}
527
528			$this->dumpTablesAndViews($database);
529			}
530			catch (\Exception $e) {
531			return $e->getMessage();
			0 ignored issues – show Bug Best Practice introduced 2021-11-02 15:39 UTC by Report Bug Copy Issue Report The expression `return $e->getMessage()` returns the type `string` which is incompatible with the documented return type `array`. Loading history...
532			}
533			}
534
535			if ($this->options['is_sql']) {
536			$this->queries[] = '-- ' . $this->driver->result('SELECT NOW()');
537			}
538
539			return [
540			'headers' => $headers,
541			'queries' => $this->queries,
542			];
543			}
544			}
545

lagdo / jaxon-dbadmin

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ExportAdmin::exportDatabases() D

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