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<?php
/**
* Set of methods used to build dumps of tables as Latex
*/
declare(strict_types=1);
namespace PhpMyAdmin\Plugins\Export;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Plugins\ExportPlugin;
use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyMainGroup;
use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyRootGroup;
use PhpMyAdmin\Properties\Options\Items\BoolPropertyItem;
use PhpMyAdmin\Properties\Options\Items\RadioPropertyItem;
use PhpMyAdmin\Properties\Options\Items\TextPropertyItem;
use PhpMyAdmin\Properties\Plugins\ExportPluginProperties;
use PhpMyAdmin\Util;
use const PHP_VERSION;
use function count;
use function in_array;
use function mb_strpos;
use function mb_substr;
use function str_replace;
use function stripslashes;
/**
* Handles the export for the Latex format
*/
class ExportLatex extends ExportPlugin
{
public function __construct()
{
parent::__construct();
// initialize the specific export sql variables
$this->initSpecificVariables();
$this->setProperties();
}
/**
* Initialize the local variables that are used for export Latex
*
* @return void
*/
protected function initSpecificVariables()
{
/* Messages used in default captions */
$GLOBALS['strLatexContent'] = __('Content of table @TABLE@');
$GLOBALS['strLatexContinued'] = __('(continued)');
$GLOBALS['strLatexStructure'] = __('Structure of table @TABLE@');
}
/**
* Sets the export Latex properties
*
* @return void
*/
protected function setProperties()
{
global $plugin_param;
$hide_structure = false;
if ($plugin_param['export_type'] === 'table'
&& ! $plugin_param['single_table']
) {
$hide_structure = true;
}
$exportPluginProperties = new ExportPluginProperties();
$exportPluginProperties->setText('LaTeX');
$exportPluginProperties->setExtension('tex');
$exportPluginProperties->setMimeType('application/x-tex');
$exportPluginProperties->setOptionsText(__('Options'));
// create the root group that will be the options field for
// $exportPluginProperties
// this will be shown as "Format specific options"
$exportSpecificOptions = new OptionsPropertyRootGroup(
'Format Specific Options'
);
// general options main group
$generalOptions = new OptionsPropertyMainGroup('general_opts');
// create primary items and add them to the group
$leaf = new BoolPropertyItem(
'caption',
__('Include table caption')
);
$generalOptions->addProperty($leaf);
// add the main group to the root group
$exportSpecificOptions->addProperty($generalOptions);
// what to dump (structure/data/both) main group
$dumpWhat = new OptionsPropertyMainGroup(
'dump_what',
__('Dump table')
);
// create primary items and add them to the group
$leaf = new RadioPropertyItem('structure_or_data');
$leaf->setValues(
[
'structure' => __('structure'),
'data' => __('data'),
'structure_and_data' => __('structure and data'),
]
);
$dumpWhat->addProperty($leaf);
// add the main group to the root group
$exportSpecificOptions->addProperty($dumpWhat);
// structure options main group
if (! $hide_structure) {
$structureOptions = new OptionsPropertyMainGroup(
'structure',
__('Object creation options')
);
$structureOptions->setForce('data');
// create primary items and add them to the group
$leaf = new TextPropertyItem(
'structure_caption',
__('Table caption:')
);
$leaf->setDoc('faq6-27');
$structureOptions->addProperty($leaf);
$leaf = new TextPropertyItem(
'structure_continued_caption',
__('Table caption (continued):')
);
$leaf->setDoc('faq6-27');
$structureOptions->addProperty($leaf);
$leaf = new TextPropertyItem(
'structure_label',
__('Label key:')
);
$leaf->setDoc('faq6-27');
$structureOptions->addProperty($leaf);
if (! empty($GLOBALS['cfgRelation']['relation'])) {
$leaf = new BoolPropertyItem(
'relation',
__('Display foreign key relationships')
);
$structureOptions->addProperty($leaf);
}
$leaf = new BoolPropertyItem(
'comments',
__('Display comments')
);
$structureOptions->addProperty($leaf);
if (! empty($GLOBALS['cfgRelation']['mimework'])) {
$leaf = new BoolPropertyItem(
'mime',
__('Display media types')
);
$structureOptions->addProperty($leaf);
}
// add the main group to the root group
$exportSpecificOptions->addProperty($structureOptions);
}
// data options main group
$dataOptions = new OptionsPropertyMainGroup(
'data',
__('Data dump options')
);
$dataOptions->setForce('structure');
// create primary items and add them to the group
$leaf = new BoolPropertyItem(
'columns',
__('Put columns names in the first row:')
);
$dataOptions->addProperty($leaf);
$leaf = new TextPropertyItem(
'data_caption',
__('Table caption:')
);
$leaf->setDoc('faq6-27');
$dataOptions->addProperty($leaf);
$leaf = new TextPropertyItem(
'data_continued_caption',
__('Table caption (continued):')
);
$leaf->setDoc('faq6-27');
$dataOptions->addProperty($leaf);
$leaf = new TextPropertyItem(
'data_label',
__('Label key:')
);
$leaf->setDoc('faq6-27');
$dataOptions->addProperty($leaf);
$leaf = new TextPropertyItem(
'null',
__('Replace NULL with:')
);
$dataOptions->addProperty($leaf);
// add the main group to the root group
$exportSpecificOptions->addProperty($dataOptions);
// set the options for the export plugin property item
$exportPluginProperties->setOptions($exportSpecificOptions);
$this->properties = $exportPluginProperties;
}
/**
* Outputs export header
*
* @return bool Whether it succeeded
*/
public function exportHeader()
{
global $crlf, $cfg, $dbi;
$head = '% phpMyAdmin LaTeX Dump' . $crlf
. '% version ' . PMA_VERSION . $crlf
. '% https://www.phpmyadmin.net/' . $crlf
. '%' . $crlf
. '% ' . __('Host:') . ' ' . $cfg['Server']['host'];
if (! empty($cfg['Server']['port'])) {
$head .= ':' . $cfg['Server']['port'];
}
$head .= $crlf
. '% ' . __('Generation Time:') . ' '
. Util::localisedDate() . $crlf
. '% ' . __('Server version:') . ' ' . $dbi->getVersionString() . $crlf
. '% ' . __('PHP Version:') . ' ' . PHP_VERSION . $crlf;
return $this->export->outputHandler($head);
}
/**
* Outputs export footer
*
* @return bool Whether it succeeded
*/
public function exportFooter()
{
return true;
}
/**
* Outputs database header
*
* @param string $db Database name
* @param string $db_alias Aliases of db
*
* @return bool Whether it succeeded
*/
public function exportDBHeader($db, $db_alias = '')
{
if (empty($db_alias)) {
$db_alias = $db;
}
global $crlf;
$head = '% ' . $crlf
. '% ' . __('Database:') . ' \'' . $db_alias . '\'' . $crlf
. '% ' . $crlf;
return $this->export->outputHandler($head);
}
/**
* Outputs database footer
*
* @param string $db Database name
*
* @return bool Whether it succeeded
*/
public function exportDBFooter($db)
{
return true;
}
/**
* Outputs CREATE DATABASE statement
*
* @param string $db Database name
* @param string $export_type 'server', 'database', 'table'
* @param string $db_alias Aliases of db
*
* @return bool Whether it succeeded
*/
public function exportDBCreate($db, $export_type, $db_alias = '')
{
return true;
}
/**
* Outputs the content of a table in JSON format
*
* @param string $db database name
* @param string $table table name
* @param string $crlf the end of line sequence
* @param string $error_url the url to go back in case of error
* @param string $sql_query SQL query for obtaining data
* @param array $aliases Aliases of db/table/columns
*
* @return bool Whether it succeeded
*/
public function exportData(
$db,
$table,
$crlf,
$error_url,
$sql_query,
array $aliases = []
) {
global $dbi;
$db_alias = $db;
$table_alias = $table;
$this->initAlias($aliases, $db_alias, $table_alias);
$result = $dbi->tryQuery(
$sql_query,
DatabaseInterface::CONNECT_USER,
DatabaseInterface::QUERY_UNBUFFERED
);
$columns_cnt = $dbi->numFields($result);
$columns = [];
$columns_alias = [];
for ($i = 0; $i < $columns_cnt; $i++) {
$columns[$i] = $col_as = $dbi->fieldName($result, $i);
if (! empty($aliases[$db]['tables'][$table]['columns'][$col_as])) {
$col_as = $aliases[$db]['tables'][$table]['columns'][$col_as];
}
$columns_alias[$i] = $col_as;
}
$buffer = $crlf . '%' . $crlf . '% ' . __('Data:') . ' ' . $table_alias
. $crlf . '%' . $crlf . ' \\begin{longtable}{|';
for ($index = 0; $index < $columns_cnt; $index++) {
$buffer .= 'l|';
}
$buffer .= '} ' . $crlf;
$buffer .= ' \\hline \\endhead \\hline \\endfoot \\hline ' . $crlf;
if (isset($GLOBALS['latex_caption'])) {
$buffer .= ' \\caption{'
. Util::expandUserString(
$GLOBALS['latex_data_caption'],
[
'texEscape',
static::class,
],
[
'table' => $table_alias,
'database' => $db_alias,
]
)
. '} \\label{'
. Util::expandUserString(
$GLOBALS['latex_data_label'],
null,
[
'table' => $table_alias,
'database' => $db_alias,
]
)
. '} \\\\';
}
if (! $this->export->outputHandler($buffer)) {
return false;
}
// show column names
if (isset($GLOBALS['latex_columns'])) {
$buffer = '\\hline ';
for ($i = 0; $i < $columns_cnt; $i++) {
$buffer .= '\\multicolumn{1}{|c|}{\\textbf{'
. self::texEscape(stripslashes($columns_alias[$i])) . '}} & ';
}
$buffer = mb_substr($buffer, 0, -2) . '\\\\ \\hline \hline ';
if (! $this->export->outputHandler($buffer . ' \\endfirsthead ' . $crlf)) {
return false;
}
if (isset($GLOBALS['latex_caption'])) {
if (! $this->export->outputHandler(
'\\caption{'
. Util::expandUserString(
$GLOBALS['latex_data_continued_caption'],
[
'texEscape',
static::class,
],
[
'table' => $table_alias,
'database' => $db_alias,
]
)
. '} \\\\ '
)
) {
return false;
}
}
if (! $this->export->outputHandler($buffer . '\\endhead \\endfoot' . $crlf)) {
return false;
}
} else {
if (! $this->export->outputHandler('\\\\ \hline')) {
return false;
}
}
// print the whole table
while ($record = $dbi->fetchAssoc($result)) {
$buffer = '';
// print each row
for ($i = 0; $i < $columns_cnt; $i++) {
if ($record[$columns[$i]] !== null
&& isset($record[$columns[$i]])
) {
$column_value = self::texEscape(
stripslashes($record[$columns[$i]])
);
} else {
$column_value = $GLOBALS['latex_null'];
}
// last column ... no need for & character
if ($i == $columns_cnt - 1) {
$buffer .= $column_value;
} else {
$buffer .= $column_value . ' & ';
}
}
$buffer .= ' \\\\ \\hline ' . $crlf;
if (! $this->export->outputHandler($buffer)) {
return false;
}
}
$buffer = ' \\end{longtable}' . $crlf;
if (! $this->export->outputHandler($buffer)) {
return false;
}
$dbi->freeResult($result);
return true;
}
/**
* Outputs result raw query
*
* @param string $err_url the url to go back in case of error
* @param string $sql_query the rawquery to output
* @param string $crlf the seperator for a file
*
* @return bool if succeeded
*/
public function exportRawQuery(string $err_url, string $sql_query, string $crlf): bool
{
return $this->exportData('', '', $crlf, $err_url, $sql_query);
}
/**
* Outputs table's structure
*
* @param string $db database name
* @param string $table table name
* @param string $crlf the end of line sequence
* @param string $error_url the url to go back in case of error
* @param string $export_mode 'create_table', 'triggers', 'create_view',
* 'stand_in'
* @param string $export_type 'server', 'database', 'table'
* @param bool $do_relation whether to include relation comments
* @param bool $do_comments whether to include the pmadb-style column
* comments as comments in the structure;
* this is deprecated but the parameter is
* left here because /export calls
* exportStructure() also for other
* export types which use this parameter
* @param bool $do_mime whether to include mime comments
* @param bool $dates whether to include creation/update/check dates
* @param array $aliases Aliases of db/table/columns
*
* @return bool Whether it succeeded
*/
public function exportStructure(
$db,
$table,
$crlf,
$error_url,
$export_mode,
$export_type,
$do_relation = false,
$do_comments = false,
$do_mime = false,
$dates = false,
array $aliases = []
) {
global $dbi;
$db_alias = $db;
$table_alias = $table;
$this->initAlias($aliases, $db_alias, $table_alias);
global $cfgRelation;
/* We do not export triggers */
if ($export_mode === 'triggers') {
return true;
}
/**
* Get the unique keys in the table
*/
$unique_keys = [];
$keys = $dbi->getTableIndexes($db, $table);
foreach ($keys as $key) {
if ($key['Non_unique'] != 0) {
continue;
}
$unique_keys[] = $key['Column_name'];
}
/**
* Gets fields properties
*/
$dbi->selectDb($db);
// Check if we can use Relations
[$res_rel, $have_rel] = $this->relation->getRelationsAndStatus(
$do_relation && ! empty($cfgRelation['relation']),
$db,
$table
);
/**
* Displays the table structure
*/
$buffer = $crlf . '%' . $crlf . '% ' . __('Structure:') . ' '
. $table_alias . $crlf . '%' . $crlf . ' \\begin{longtable}{';
if (! $this->export->outputHandler($buffer)) {
return false;
}
$alignment = '|l|c|c|c|';
if ($do_relation && $have_rel) {
$alignment .= 'l|';
}
if ($do_comments) {
$alignment .= 'l|';
}
if ($do_mime && $cfgRelation['mimework']) {
$alignment .= 'l|';
}
$buffer = $alignment . '} ' . $crlf;
$header = ' \\hline ';
$header .= '\\multicolumn{1}{|c|}{\\textbf{' . __('Column')
. '}} & \\multicolumn{1}{|c|}{\\textbf{' . __('Type')
. '}} & \\multicolumn{1}{|c|}{\\textbf{' . __('Null')
. '}} & \\multicolumn{1}{|c|}{\\textbf{' . __('Default') . '}}';
if ($do_relation && $have_rel) {
$header .= ' & \\multicolumn{1}{|c|}{\\textbf{' . __('Links to') . '}}';
}
if ($do_comments) {
$header .= ' & \\multicolumn{1}{|c|}{\\textbf{' . __('Comments') . '}}';
$comments = $this->relation->getComments($db, $table);
}
if ($do_mime && $cfgRelation['mimework']) {
$header .= ' & \\multicolumn{1}{|c|}{\\textbf{MIME}}';
$mime_map = $this->transformations->getMime($db, $table, true);
}
// Table caption for first page and label
if (isset($GLOBALS['latex_caption'])) {
$buffer .= ' \\caption{'
. Util::expandUserString(
$GLOBALS['latex_structure_caption'],
[
'texEscape',
static::class,
],
[
'table' => $table_alias,
'database' => $db_alias,
]
)
. '} \\label{'
. Util::expandUserString(
$GLOBALS['latex_structure_label'],
null,
[
'table' => $table_alias,
'database' => $db_alias,
]
)
. '} \\\\' . $crlf;
}
$buffer .= $header . ' \\\\ \\hline \\hline' . $crlf
. '\\endfirsthead' . $crlf;
// Table caption on next pages
if (isset($GLOBALS['latex_caption'])) {
$buffer .= ' \\caption{'
. Util::expandUserString(
$GLOBALS['latex_structure_continued_caption'],
[
'texEscape',
static::class,
],
[
'table' => $table_alias,
'database' => $db_alias,
]
)
. '} \\\\ ' . $crlf;
}
$buffer .= $header . ' \\\\ \\hline \\hline \\endhead \\endfoot ' . $crlf;
if (! $this->export->outputHandler($buffer)) {
return false;
}
$fields = $dbi->getColumns($db, $table);
foreach ($fields as $row) {
$extracted_columnspec = Util::extractColumnSpec($row['Type']);
$type = $extracted_columnspec['print_type'];
if (empty($type)) {
$type = ' ';
}
if (! isset($row['Default'])) {
if ($row['Null'] !== 'NO') {
$row['Default'] = 'NULL';
}
}
$field_name = $col_as = $row['Field'];
if (! empty($aliases[$db]['tables'][$table]['columns'][$col_as])) {
$col_as = $aliases[$db]['tables'][$table]['columns'][$col_as];
}
$local_buffer = $col_as . "\000" . $type . "\000"
. ($row['Null'] == '' || $row['Null'] === 'NO'
? __('No') : __('Yes'))
. "\000" . ($row['Default'] ?? '');
if ($do_relation && $have_rel) {
$local_buffer .= "\000";
$local_buffer .= $this->getRelationString(
$res_rel,
$field_name,
$db,
$aliases
);
}
if ($do_comments && $cfgRelation['commwork']) {
$local_buffer .= "\000";
if (isset($comments[$field_name])) {
$local_buffer .= $comments[$field_name];
}
}
if ($do_mime && $cfgRelation['mimework']) {
$local_buffer .= "\000";
if (isset($mime_map[$field_name])) {
$local_buffer .= str_replace(
'_',
'/',
$mime_map[$field_name]['mimetype']
);
}
}
$local_buffer = self::texEscape($local_buffer);
if ($row['Key'] === 'PRI') {
$pos = (int) mb_strpos($local_buffer, "\000");
$local_buffer = '\\textit{'
.
mb_substr($local_buffer, 0, $pos)
. '}' .
mb_substr($local_buffer, $pos);
}
if (in_array($field_name, $unique_keys)) {
$pos = (int) mb_strpos($local_buffer, "\000");
$local_buffer = '\\textbf{'
.
mb_substr($local_buffer, 0, $pos)
. '}' .
mb_substr($local_buffer, $pos);
}
$buffer = str_replace("\000", ' & ', $local_buffer);
$buffer .= ' \\\\ \\hline ' . $crlf;
if (! $this->export->outputHandler($buffer)) {
return false;
}
}
$buffer = ' \\end{longtable}' . $crlf;
return $this->export->outputHandler($buffer);
}
/**
* Escapes some special characters for use in TeX/LaTeX
*
* @param string $string the string to convert
*
* @return string the converted string with escape codes
*/
public static function texEscape($string)
{
$escape = [
'$',
'%',
'{',
'}',
'&',
'#',
'_',
'^',
];
$cnt_escape = count($escape);
for ($k = 0; $k < $cnt_escape; $k++) {
$string = str_replace($escape[$k], '\\' . $escape[$k], $string);
}
return $string;
}
}
| .. | |||||
| Helpers | |||||
| ExportCodegen.php | |||||
| ExportCsv.php | |||||
| ExportExcel.php | |||||
| ExportHtmlword.php | |||||
| ExportJson.php | |||||
| ExportLatex.php | |||||
| ExportMediawiki.php | |||||
| ExportOds.php | |||||
| ExportOdt.php | |||||
| ExportPdf.php | |||||
| ExportPhparray.php | |||||
| ExportSql.php | |||||
| ExportTexytext.php | |||||
| ExportXml.php | |||||
| ExportYaml.php | |||||
| README.md |