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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Set of functions used to build MediaWiki dumps of tables
*
* @package PhpMyAdmin-Export
* @subpackage MediaWiki
*/
if (! defined('PHPMYADMIN')) {
exit;
}
/* Get the export interface */
require_once 'libraries/plugins/ExportPlugin.class.php';
/**
* Handles the export for the MediaWiki class
*
* @package PhpMyAdmin-Export
* @subpackage MediaWiki
*/
class ExportMediawiki extends ExportPlugin
{
/**
* Constructor
*/
public function __construct()
{
$this->setProperties();
}
/**
* Sets the export MediaWiki properties
*
* @return void
*/
protected function setProperties()
{
$props = 'libraries/properties/';
include_once "$props/plugins/ExportPluginProperties.class.php";
include_once "$props/options/groups/OptionsPropertyRootGroup.class.php";
include_once "$props/options/groups/OptionsPropertyMainGroup.class.php";
include_once "$props/options/groups/OptionsPropertySubgroup.class.php";
include_once "$props/options/items/MessageOnlyPropertyItem.class.php";
include_once "$props/options/items/RadioPropertyItem.class.php";
include_once "$props/options/items/BoolPropertyItem.class.php";
$exportPluginProperties = new ExportPluginProperties();
$exportPluginProperties->setText('MediaWiki Table');
$exportPluginProperties->setExtension('mediawiki');
$exportPluginProperties->setMimeType('text/plain');
$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();
$exportSpecificOptions->setName("Format Specific Options");
// general options main group
$generalOptions = new OptionsPropertyMainGroup();
$generalOptions->setName("general_opts");
$generalOptions->setText(__('Dump table'));
// what to dump (structure/data/both)
$subgroup = new OptionsPropertySubgroup();
$subgroup->setName("dump_table");
$subgroup->setText("Dump table");
$leaf = new RadioPropertyItem();
$leaf->setName('structure_or_data');
$leaf->setValues(
array(
'structure' => __('structure'),
'data' => __('data'),
'structure_and_data' => __('structure and data')
)
);
$subgroup->setSubgroupHeader($leaf);
$generalOptions->addProperty($subgroup);
// export table name
$leaf = new BoolPropertyItem();
$leaf->setName("caption");
$leaf->setText(__('Export table names'));
$generalOptions->addProperty($leaf);
// export table headers
$leaf = new BoolPropertyItem();
$leaf->setName("headers");
$leaf->setText(__('Export table headers'));
$generalOptions->addProperty($leaf);
//add the main group to the root group
$exportSpecificOptions->addProperty($generalOptions);
// set the options for the export plugin property item
$exportPluginProperties->setOptions($exportSpecificOptions);
$this->properties = $exportPluginProperties;
}
/**
* This method is called when any PluginManager to which the observer
* is attached calls PluginManager::notify()
*
* @param SplSubject $subject The PluginManager notifying the observer
* of an update.
*
* @return void
*/
public function update (SplSubject $subject)
{
}
/**
* Outputs export header
*
* @return bool Whether it succeeded
*/
public function exportHeader ()
{
return true;
}
/**
* Outputs export footer
*
* @return bool Whether it succeeded
*/
public function exportFooter ()
{
return true;
}
/**
* Outputs database header
*
* @param string $db Database name
*
* @return bool Whether it succeeded
*/
public function exportDBHeader ($db)
{
return true;
}
/**
* 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 $db Database name
*
* @return bool Whether it succeeded
*/
public function exportDBCreate($db)
{
return true;
}
/**
* 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.php 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
*
* @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
) {
$output = '';
switch($export_mode) {
case 'create_table':
$columns = $GLOBALS['dbi']->getColumns($db, $table);
$columns = array_values($columns);
$row_cnt = count($columns);
// Print structure comment
$output = $this->_exportComment(
"Table structure for "
. PMA_Util::backquote($table)
);
// Begin the table construction
$output .= "{| class=\"wikitable\" style=\"text-align:center;\""
. $this->_exportCRLF();
// Add the table name
if (isset($GLOBALS['mediawiki_caption'])) {
$output .= "|+'''" . $table . "'''" . $this->_exportCRLF();
}
// Add the table headers
if (isset($GLOBALS['mediawiki_headers'])) {
$output .= "|- style=\"background:#ffdead;\"" . $this->_exportCRLF();
$output .= "! style=\"background:#ffffff\" | "
. $this->_exportCRLF();
for ($i = 0; $i < $row_cnt; ++$i) {
$output .= " | " . $columns[$i]['Field'] . $this->_exportCRLF();
}
}
// Add the table structure
$output .= "|-" . $this->_exportCRLF();
$output .= "! Type" . $this->_exportCRLF();
for ($i = 0; $i < $row_cnt; ++$i) {
$output .= " | " . $columns[$i]['Type'] . $this->_exportCRLF();
}
$output .= "|-" . $this->_exportCRLF();
$output .= "! Null" . $this->_exportCRLF();
for ($i = 0; $i < $row_cnt; ++$i) {
$output .= " | " . $columns[$i]['Null'] . $this->_exportCRLF();
}
$output .= "|-" . $this->_exportCRLF();
$output .= "! Default" . $this->_exportCRLF();
for ($i = 0; $i < $row_cnt; ++$i) {
$output .= " | " . $columns[$i]['Default'] . $this->_exportCRLF();
}
$output .= "|-" . $this->_exportCRLF();
$output .= "! Extra" . $this->_exportCRLF();
for ($i = 0; $i < $row_cnt; ++$i) {
$output .= " | " . $columns[$i]['Extra'] . $this->_exportCRLF();
}
$output .= "|}" . str_repeat($this->_exportCRLF(), 2);
break;
} // end switch
return PMA_exportOutputHandler($output);
}
/**
* Outputs the content of a table in MediaWiki 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
*
* @return bool Whether it succeeded
*/
public function exportData(
$db,
$table,
$crlf,
$error_url,
$sql_query
) {
// Print data comment
$output = $this->_exportComment(
"Table data for " . PMA_Util::backquote($table)
);
// Begin the table construction
// Use the "wikitable" class for style
// Use the "sortable" class for allowing tables to be sorted by column
$output .= "{| class=\"wikitable sortable\" style=\"text-align:center;\""
. $this->_exportCRLF();
// Add the table name
if (isset($GLOBALS['mediawiki_caption'])) {
$output .= "|+'''" . $table . "'''" . $this->_exportCRLF();
}
// Add the table headers
if (isset($GLOBALS['mediawiki_headers'])) {
// Get column names
$column_names = $GLOBALS['dbi']->getColumnNames($db, $table);
// Add column names as table headers
if ( ! is_null($column_names) ) {
// Use '|-' for separating rows
$output .= "|-" . $this->_exportCRLF();
// Use '!' for separating table headers
foreach ($column_names as $column) {
$output .= " ! " . $column . "" . $this->_exportCRLF();
}
}
}
// Get the table data from the database
$result = $GLOBALS['dbi']->query(
$sql_query, null, PMA_DatabaseInterface::QUERY_UNBUFFERED
);
$fields_cnt = $GLOBALS['dbi']->numFields($result);
while ($row = $GLOBALS['dbi']->fetchRow($result)) {
$output .= "|-" . $this->_exportCRLF();
// Use '|' for separating table columns
for ($i = 0; $i < $fields_cnt; ++ $i) {
$output .= " | " . $row[$i] . "" . $this->_exportCRLF();
}
}
// End table construction
$output .= "|}" . str_repeat($this->_exportCRLF(), 2);
return PMA_exportOutputHandler($output);
}
/**
* Outputs comments containing info about the exported tables
*
* @param string $text Text of comment
*
* @return string The formatted comment
*/
private function _exportComment($text = '')
{
// see http://www.mediawiki.org/wiki/Help:Formatting
$comment = $this->_exportCRLF();
$comment .= '<!--' . $this->_exportCRLF();
$comment .= $text . $this->_exportCRLF();
$comment .= '-->' . str_repeat($this->_exportCRLF(), 2);
return $comment;
}
/**
* Outputs CRLF
*
* @return string CRLF
*/
private function _exportCRLF()
{
// The CRLF expected by the mediawiki format is "\n"
return "\n";
}
}
?>
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