ods2csv.php

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<?php
/*
 * @author Anakeen
 * @license http://creativecommons.org/licenses/by-nc-sa/2.0/fr/ Anakeen - licence CC
 * @package FDL
*/
/**
 * Convert OpenDocument Spreadsheet to csv (semicolon)
 *
 * @author Anakeen 2000
 * @version $Id: ods2csv.php,v 1.8 2008/12/02 15:22:32 eric Exp $
 * @license http://creativecommons.org/licenses/by-nc-sa/2.0/fr/ Anakeen - licence CC
 * @package FDL
 * @subpackage
 */
/**
 */
define("SEPCHAR", ';');
define("ALTSEPCHAR", ' --- ');

$inrow = false;
$incell = false;
$nrow = 0;
$ncol = 0;
$rows = array();
$colrepeat = 0;
function startElementOds($parser, $name, $attrs)
{
    global $rows, $nrow, $inrow, $incell, $ncol, $colrepeat, $celldata;
    if ($name == "TABLE:TABLE-ROW") {
        $inrow = true;
        if (isset($rows[$nrow])) {
            // fill empty cells
            $idx = 0;
            foreach ($rows[$nrow] as $k => $v) {
                if (!isset($rows[$nrow][$idx])) $rows[$nrow][$idx] = '';
                $idx++;
            }
            ksort($rows[$nrow], SORT_NUMERIC);
        }
        $nrow++;
        $ncol = 0;
        $rows[$nrow] = array();
    }
    
    if ($name == "TABLE:TABLE-CELL") {
        $incell = true;
        $celldata = "";
        if ($attrs["TABLE:NUMBER-COLUMNS-REPEATED"]) {
            $colrepeat = intval($attrs["TABLE:NUMBER-COLUMNS-REPEATED"]);
        }
    }
    if ($name == "TEXT:P") {
        if (strlen($rows[$nrow][$ncol]) > 0) $rows[$nrow][$ncol].= '\n';
    }
    if ($name == "TEXT:S" && $incell) {
        $count = intval($attrs["TEXT:C"]);
        if ($count < 1) {
            $count = 1;
        }
        $celldata .= str_repeat(" ", $count);
    }
}

function endElementOds($parser, $name)
{
    global $rows, $nrow, $inrow, $incell, $ncol, $colrepeat, $celldata;
    if ($name == "TABLE:TABLE-ROW") {
        // Remove trailing empty cells
        $i = $ncol - 1;
        while ($i >= 0) {
            if (strlen($rows[$nrow][$i]) > 0) {
                break;
            }
            $i--;
        }
        array_splice($rows[$nrow], $i + 1);
        $inrow = false;
    }
    
    if ($name == "TABLE:TABLE-CELL") {
        $incell = false;
        
        $rows[$nrow][$ncol] = $celldata;
        
        if ($colrepeat > 1) {
            $rval = $rows[$nrow][$ncol];
            for ($i = 1; $i < $colrepeat; $i++) {
                $ncol++;
                $rows[$nrow][$ncol] = $rval;
            }
        }
        //$ncol+=intval($attrs["TABLE:NUMBER-COLUMNS-REPEATED"]);
        $ncol++;
        $colrepeat = 0;
    }
}

function characterDataOds($parser, $data)
{
    global $rows, $nrow, $inrow, $incell, $ncol, $celldata;
    if ($inrow && $incell) {
        $celldata.= preg_replace('/\s/u', ' ', preg_replace('/^\s*[\r\n]\s*$/ms', '', str_replace(SEPCHAR, ALTSEPCHAR, $data)));
    }
    //  print $data. "- ";
    
}

function xmlcontent2csv($xmlcontent, &$fcsv)
{
    global $rows;
    $xml_parser = xml_parser_create();
    // Utilisons la gestion de casse, de maniere a etre surs de trouver la balise dans $map_array
    xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, true);
    xml_parser_set_option($xml_parser, XML_OPTION_SKIP_WHITE, 0);
    xml_set_element_handler($xml_parser, "startElementOds", "endElementOds");
    xml_set_character_data_handler($xml_parser, "characterDataOds");
    
    if (!xml_parse($xml_parser, $xmlcontent)) {
        return (sprintf("error XML : %s line %d", xml_error_string(xml_get_error_code($xml_parser)) , xml_get_current_line_number($xml_parser)));
    }
    
    xml_parser_free($xml_parser);
    //print_r($rows);
    foreach ($rows as $k => $row) {
        $fcsv.= implode(SEPCHAR, $row) . "\n";
    }
}

function ods2content($odsfile, &$content)
{
    if (!file_exists($odsfile)) return "file $odsfile not found";
    $cibledir = uniqid(getTmpDir() . "/ods");
    
    $cmd = sprintf("unzip -j %s content.xml -d %s >/dev/null", escapeshellarg($odsfile) , escapeshellarg($cibledir));
    system($cmd);
    
    $contentxml = $cibledir . "/content.xml";
    if (file_exists($contentxml)) {
        $content = file_get_contents($contentxml);
        unlink($contentxml);
    }
    
    rmdir($cibledir);
}

$odsfile = GetHttpVars("odsfile"); // file ods (input)
$csvfile = GetHttpVars("csvfile"); // file xml (output)
if ($odsfile == "") {
    print "odsfile needed :usage  --odsfile=<ods file> [--csvfile=<csv file output>]\n";
    return;
}

$err = ods2content($odsfile, $content);
if ($err == "") {
    $err = xmlcontent2csv($content, $csv);
    if ($err == "") {
        if ($csvfile) {
            $n = file_put_contents($csvfile, $csv);
            if ($n > 0) print sprintf(_("csv file <%s> wroted") . "\n", $csvfile);
            else $err = sprintf(_("cannot write  %s") , $csvfile);
        } else print $csv;
    }
}
if ($err != "") print "ERROR:$err\n";
?>