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<?php
/* $Id: csv.php,v 2.9 2006/01/17 17:03:02 cybot_tm Exp $ */
// vim: expandtab sw=4 ts=4 sts=4:
/**
* Set of functions used to build CSV dumps of tables
*/
/**
* Outputs comment
*
* @param string Text of comment
*
* @return bool Whether it suceeded
*/
function PMA_exportComment($text) {
return TRUE;
}
/**
* Outputs export footer
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportFooter() {
return TRUE;
}
/**
* Outputs export header
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportHeader() {
global $what;
global $add_character;
global $export_separator;
global $enclosed;
global $escaped;
// Here we just prepare some values for export
if ($what == 'excel') {
$add_character = "\015\012";
$export_separator = isset($GLOBALS['excel_edition']) && $GLOBALS['excel_edition'] == 'mac' ? ';' : ',';
$enclosed = '"';
$escaped = '"';
if (isset($GLOBALS['showexcelnames']) && $GLOBALS['showexcelnames'] == 'yes') {
$GLOBALS['showcsvnames'] = 'yes';
}
} else {
if (empty($add_character)) {
$add_character = $GLOBALS['crlf'];
} else {
$add_character = str_replace('\\r', "\015", $add_character);
$add_character = str_replace('\\n', "\012", $add_character);
$add_character = str_replace('\\t', "\011", $add_character);
} // end if
$export_separator = str_replace('\\t', "\011", $export_separator);
}
return TRUE;
}
/**
* Outputs database header
*
* @param string Database name
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportDBHeader($db) {
return TRUE;
}
/**
* Outputs database footer
*
* @param string Database name
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportDBFooter($db) {
return TRUE;
}
/**
* Outputs create database database
*
* @param string Database name
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportDBCreate($db) {
return TRUE;
}
/**
* Outputs the content of a table in CSV format
*
* @param string the database name
* @param string the table name
* @param string the end of line sequence
* @param string the url to go back in case of error
* @param string SQL query for obtaining data
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportData($db, $table, $crlf, $error_url, $sql_query) {
global $what;
global $add_character;
global $export_separator;
global $enclosed;
global $escaped;
// Gets the data from the database
$result = PMA_DBI_query($sql_query, null, PMA_DBI_QUERY_UNBUFFERED);
$fields_cnt = PMA_DBI_num_fields($result);
// If required, get fields name at the first line
if (isset($GLOBALS['showcsvnames']) && $GLOBALS['showcsvnames'] == 'yes') {
$schema_insert = '';
for ($i = 0; $i < $fields_cnt; $i++) {
if ($enclosed == '') {
$schema_insert .= stripslashes(PMA_DBI_field_name($result, $i));
} else {
$schema_insert .= $enclosed
. str_replace($enclosed, $escaped . $enclosed, stripslashes(PMA_DBI_field_name($result, $i)))
. $enclosed;
}
$schema_insert .= $export_separator;
} // end for
$schema_insert =trim(substr($schema_insert, 0, -1));
if (!PMA_exportOutputHandler($schema_insert . $add_character)) {
return FALSE;
}
} // end if
// Format the data
while ($row = PMA_DBI_fetch_row($result)) {
$schema_insert = '';
for ($j = 0; $j < $fields_cnt; $j++) {
if (!isset($row[$j]) || is_null($row[$j])) {
$schema_insert .= $GLOBALS[$what . '_replace_null'];
} elseif ($row[$j] == '0' || $row[$j] != '') {
// loic1 : always enclose fields
if ($what == 'excel') {
$row[$j] = ereg_replace("\015(\012)?", "\012", $row[$j]);
}
if ($enclosed == '') {
$schema_insert .= $row[$j];
} else {
$schema_insert .= $enclosed
. str_replace($enclosed, $escaped . $enclosed, $row[$j])
. $enclosed;
}
} else {
$schema_insert .= '';
}
if ($j < $fields_cnt-1) {
$schema_insert .= $export_separator;
}
} // end for
if (!PMA_exportOutputHandler($schema_insert . $add_character)) {
return FALSE;
}
} // end while
PMA_DBI_free_result($result);
return TRUE;
} // end of the 'PMA_getTableCsv()' function
?>
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