Initial commit
This commit is contained in:
723
pma/libraries/classes/Plugins/Export/ExportLatex.php
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723
pma/libraries/classes/Plugins/Export/ExportLatex.php
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<?php
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/**
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* Set of methods used to build dumps of tables as Latex
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*/
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declare(strict_types=1);
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namespace PhpMyAdmin\Plugins\Export;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Plugins\ExportPlugin;
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use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyMainGroup;
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use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyRootGroup;
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use PhpMyAdmin\Properties\Options\Items\BoolPropertyItem;
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use PhpMyAdmin\Properties\Options\Items\RadioPropertyItem;
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use PhpMyAdmin\Properties\Options\Items\TextPropertyItem;
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use PhpMyAdmin\Properties\Plugins\ExportPluginProperties;
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use PhpMyAdmin\Util;
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use const PHP_VERSION;
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use function count;
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use function in_array;
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use function mb_strpos;
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use function mb_substr;
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use function str_replace;
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use function stripslashes;
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/**
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* Handles the export for the Latex format
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*/
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class ExportLatex extends ExportPlugin
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{
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public function __construct()
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{
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parent::__construct();
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// initialize the specific export sql variables
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$this->initSpecificVariables();
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$this->setProperties();
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}
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/**
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* Initialize the local variables that are used for export Latex
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*
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* @return void
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*/
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protected function initSpecificVariables()
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{
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/* Messages used in default captions */
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$GLOBALS['strLatexContent'] = __('Content of table @TABLE@');
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$GLOBALS['strLatexContinued'] = __('(continued)');
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$GLOBALS['strLatexStructure'] = __('Structure of table @TABLE@');
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}
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/**
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* Sets the export Latex properties
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*
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* @return void
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*/
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protected function setProperties()
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{
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global $plugin_param;
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$hide_structure = false;
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if ($plugin_param['export_type'] === 'table'
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&& ! $plugin_param['single_table']
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) {
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$hide_structure = true;
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}
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$exportPluginProperties = new ExportPluginProperties();
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$exportPluginProperties->setText('LaTeX');
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$exportPluginProperties->setExtension('tex');
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$exportPluginProperties->setMimeType('application/x-tex');
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$exportPluginProperties->setOptionsText(__('Options'));
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// create the root group that will be the options field for
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// $exportPluginProperties
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// this will be shown as "Format specific options"
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$exportSpecificOptions = new OptionsPropertyRootGroup(
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'Format Specific Options'
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);
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// general options main group
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$generalOptions = new OptionsPropertyMainGroup('general_opts');
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// create primary items and add them to the group
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$leaf = new BoolPropertyItem(
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'caption',
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__('Include table caption')
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);
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$generalOptions->addProperty($leaf);
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// add the main group to the root group
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$exportSpecificOptions->addProperty($generalOptions);
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// what to dump (structure/data/both) main group
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$dumpWhat = new OptionsPropertyMainGroup(
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'dump_what',
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__('Dump table')
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);
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// create primary items and add them to the group
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$leaf = new RadioPropertyItem('structure_or_data');
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$leaf->setValues(
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[
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'structure' => __('structure'),
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'data' => __('data'),
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'structure_and_data' => __('structure and data'),
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]
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);
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$dumpWhat->addProperty($leaf);
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// add the main group to the root group
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$exportSpecificOptions->addProperty($dumpWhat);
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// structure options main group
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if (! $hide_structure) {
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$structureOptions = new OptionsPropertyMainGroup(
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'structure',
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__('Object creation options')
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);
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$structureOptions->setForce('data');
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// create primary items and add them to the group
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$leaf = new TextPropertyItem(
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'structure_caption',
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__('Table caption:')
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);
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$leaf->setDoc('faq6-27');
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$structureOptions->addProperty($leaf);
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$leaf = new TextPropertyItem(
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'structure_continued_caption',
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__('Table caption (continued):')
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);
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$leaf->setDoc('faq6-27');
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$structureOptions->addProperty($leaf);
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$leaf = new TextPropertyItem(
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'structure_label',
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__('Label key:')
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);
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$leaf->setDoc('faq6-27');
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$structureOptions->addProperty($leaf);
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if (! empty($GLOBALS['cfgRelation']['relation'])) {
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$leaf = new BoolPropertyItem(
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'relation',
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__('Display foreign key relationships')
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);
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$structureOptions->addProperty($leaf);
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}
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$leaf = new BoolPropertyItem(
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'comments',
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__('Display comments')
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);
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$structureOptions->addProperty($leaf);
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if (! empty($GLOBALS['cfgRelation']['mimework'])) {
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$leaf = new BoolPropertyItem(
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'mime',
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__('Display media types')
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);
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$structureOptions->addProperty($leaf);
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}
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// add the main group to the root group
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$exportSpecificOptions->addProperty($structureOptions);
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}
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// data options main group
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$dataOptions = new OptionsPropertyMainGroup(
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'data',
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__('Data dump options')
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);
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$dataOptions->setForce('structure');
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// create primary items and add them to the group
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$leaf = new BoolPropertyItem(
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'columns',
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__('Put columns names in the first row:')
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);
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$dataOptions->addProperty($leaf);
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$leaf = new TextPropertyItem(
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'data_caption',
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__('Table caption:')
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);
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$leaf->setDoc('faq6-27');
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$dataOptions->addProperty($leaf);
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$leaf = new TextPropertyItem(
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'data_continued_caption',
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__('Table caption (continued):')
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);
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$leaf->setDoc('faq6-27');
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$dataOptions->addProperty($leaf);
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$leaf = new TextPropertyItem(
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'data_label',
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__('Label key:')
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);
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$leaf->setDoc('faq6-27');
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$dataOptions->addProperty($leaf);
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$leaf = new TextPropertyItem(
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'null',
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__('Replace NULL with:')
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);
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$dataOptions->addProperty($leaf);
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// add the main group to the root group
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$exportSpecificOptions->addProperty($dataOptions);
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// set the options for the export plugin property item
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$exportPluginProperties->setOptions($exportSpecificOptions);
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$this->properties = $exportPluginProperties;
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}
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/**
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* Outputs export header
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*
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* @return bool Whether it succeeded
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*/
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public function exportHeader()
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{
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global $crlf, $cfg, $dbi;
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$head = '% phpMyAdmin LaTeX Dump' . $crlf
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. '% version ' . PMA_VERSION . $crlf
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. '% https://www.phpmyadmin.net/' . $crlf
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. '%' . $crlf
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. '% ' . __('Host:') . ' ' . $cfg['Server']['host'];
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if (! empty($cfg['Server']['port'])) {
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$head .= ':' . $cfg['Server']['port'];
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}
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$head .= $crlf
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. '% ' . __('Generation Time:') . ' '
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. Util::localisedDate() . $crlf
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. '% ' . __('Server version:') . ' ' . $dbi->getVersionString() . $crlf
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. '% ' . __('PHP Version:') . ' ' . PHP_VERSION . $crlf;
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return $this->export->outputHandler($head);
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}
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/**
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* Outputs export footer
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*
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* @return bool Whether it succeeded
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*/
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public function exportFooter()
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{
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return true;
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}
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/**
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* Outputs database header
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*
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* @param string $db Database name
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* @param string $db_alias Aliases of db
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*
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* @return bool Whether it succeeded
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*/
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public function exportDBHeader($db, $db_alias = '')
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{
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if (empty($db_alias)) {
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$db_alias = $db;
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}
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global $crlf;
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$head = '% ' . $crlf
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. '% ' . __('Database:') . ' \'' . $db_alias . '\'' . $crlf
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. '% ' . $crlf;
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return $this->export->outputHandler($head);
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}
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/**
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* Outputs database footer
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*
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* @param string $db Database name
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*
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* @return bool Whether it succeeded
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*/
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public function exportDBFooter($db)
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{
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return true;
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}
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/**
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* Outputs CREATE DATABASE statement
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*
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* @param string $db Database name
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* @param string $export_type 'server', 'database', 'table'
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* @param string $db_alias Aliases of db
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*
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* @return bool Whether it succeeded
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*/
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public function exportDBCreate($db, $export_type, $db_alias = '')
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{
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return true;
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}
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/**
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* Outputs the content of a table in JSON format
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*
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* @param string $db database name
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* @param string $table table name
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* @param string $crlf the end of line sequence
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* @param string $error_url the url to go back in case of error
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* @param string $sql_query SQL query for obtaining data
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* @param array $aliases Aliases of db/table/columns
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*
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* @return bool Whether it succeeded
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*/
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public function exportData(
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$db,
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$table,
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$crlf,
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$error_url,
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$sql_query,
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array $aliases = []
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) {
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global $dbi;
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$db_alias = $db;
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$table_alias = $table;
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$this->initAlias($aliases, $db_alias, $table_alias);
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$result = $dbi->tryQuery(
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$sql_query,
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DatabaseInterface::CONNECT_USER,
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DatabaseInterface::QUERY_UNBUFFERED
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);
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$columns_cnt = $dbi->numFields($result);
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$columns = [];
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$columns_alias = [];
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for ($i = 0; $i < $columns_cnt; $i++) {
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$columns[$i] = $col_as = $dbi->fieldName($result, $i);
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if (! empty($aliases[$db]['tables'][$table]['columns'][$col_as])) {
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$col_as = $aliases[$db]['tables'][$table]['columns'][$col_as];
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}
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$columns_alias[$i] = $col_as;
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}
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$buffer = $crlf . '%' . $crlf . '% ' . __('Data:') . ' ' . $table_alias
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. $crlf . '%' . $crlf . ' \\begin{longtable}{|';
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for ($index = 0; $index < $columns_cnt; $index++) {
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$buffer .= 'l|';
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}
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$buffer .= '} ' . $crlf;
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$buffer .= ' \\hline \\endhead \\hline \\endfoot \\hline ' . $crlf;
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if (isset($GLOBALS['latex_caption'])) {
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$buffer .= ' \\caption{'
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. Util::expandUserString(
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$GLOBALS['latex_data_caption'],
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[
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'texEscape',
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static::class,
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],
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[
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'table' => $table_alias,
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'database' => $db_alias,
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]
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)
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. '} \\label{'
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. Util::expandUserString(
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$GLOBALS['latex_data_label'],
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null,
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[
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'table' => $table_alias,
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'database' => $db_alias,
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]
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)
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. '} \\\\';
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}
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if (! $this->export->outputHandler($buffer)) {
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return false;
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}
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// show column names
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if (isset($GLOBALS['latex_columns'])) {
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$buffer = '\\hline ';
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for ($i = 0; $i < $columns_cnt; $i++) {
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$buffer .= '\\multicolumn{1}{|c|}{\\textbf{'
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. self::texEscape(stripslashes($columns_alias[$i])) . '}} & ';
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}
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$buffer = mb_substr($buffer, 0, -2) . '\\\\ \\hline \hline ';
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if (! $this->export->outputHandler($buffer . ' \\endfirsthead ' . $crlf)) {
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return false;
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}
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if (isset($GLOBALS['latex_caption'])) {
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if (! $this->export->outputHandler(
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'\\caption{'
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. Util::expandUserString(
|
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$GLOBALS['latex_data_continued_caption'],
|
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[
|
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'texEscape',
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||||
static::class,
|
||||
],
|
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[
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'table' => $table_alias,
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'database' => $db_alias,
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]
|
||||
)
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. '} \\\\ '
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||||
)
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) {
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return false;
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||||
}
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}
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if (! $this->export->outputHandler($buffer . '\\endhead \\endfoot' . $crlf)) {
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return false;
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}
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} else {
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if (! $this->export->outputHandler('\\\\ \hline')) {
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return false;
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||||
}
|
||||
}
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||||
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// print the whole table
|
||||
while ($record = $dbi->fetchAssoc($result)) {
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$buffer = '';
|
||||
// print each row
|
||||
for ($i = 0; $i < $columns_cnt; $i++) {
|
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if ($record[$columns[$i]] !== null
|
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&& isset($record[$columns[$i]])
|
||||
) {
|
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$column_value = self::texEscape(
|
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stripslashes($record[$columns[$i]])
|
||||
);
|
||||
} else {
|
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$column_value = $GLOBALS['latex_null'];
|
||||
}
|
||||
|
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// last column ... no need for & character
|
||||
if ($i == $columns_cnt - 1) {
|
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$buffer .= $column_value;
|
||||
} else {
|
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$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;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user