mirror of
https://github.com/moodle/moodle.git
synced 2025-08-09 02:46:40 +02:00
562 lines
No EOL
22 KiB
PHP
562 lines
No EOL
22 KiB
PHP
<?php // $Id$
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.com //
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// //
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// Copyright (C) 2001-3001 Martin Dougiamas http://dougiamas.com //
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// (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com //
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// (C) 2001-3001 Petr Skoda (skodak) //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation; either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details: //
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// //
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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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/*
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* The xml used here is derived from output of KSpread 1.6.1
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*
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* Known problems:
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* - missing formatting
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* - write_date() works fine in OOo, but it does not work in KOffice - it knows only date or time but not both :-(
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*/
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class MoodleODSWorkbook {
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var $worksheets = array();
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var $filename;
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function MoodleODSWorkbook($filename) {
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$this->filename = $filename;
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}
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/* Create one Moodle Worksheet
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* @param string $name Name of the sheet
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*/
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function &add_worksheet($name = '') {
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/// Create the Moodle Worksheet. Returns one pointer to it
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$ws =& new MoodleODSWorksheet($name);
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$this->worksheets[] =& $ws;
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return $ws;
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}
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/* Create one Moodle Format
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* @param array $properties array of properties [name]=value;
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* valid names are set_XXXX existing
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* functions without the set_ part
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* i.e: [bold]=1 for set_bold(1)...Optional!
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*/
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function &add_format($properties = array()) {
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$format = new MoodleODSFormat($this, $properties);
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return $format;;
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}
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/* Close the Moodle Workbook
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*/
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function close() {
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global $CFG;
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require_once($CFG->libdir.'/filelib.php');
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$dir = 'temp/ods/'.time();
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make_upload_directory($dir, false);
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make_upload_directory($dir.'/META-INF', false);
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$dir = "$CFG->dataroot/$dir";
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$files = array();
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$handle = fopen("$dir/mimetype", 'w');
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fwrite($handle, get_ods_mimetype());
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$files[] = "$dir/mimetype";
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$handle = fopen("$dir/content.xml", 'w');
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fwrite($handle, get_ods_content($this->worksheets));
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$files[] = "$dir/content.xml";
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$handle = fopen("$dir/meta.xml", 'w');
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fwrite($handle, get_ods_meta());
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$files[] = "$dir/meta.xml";
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$handle = fopen("$dir/styles.xml", 'w');
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fwrite($handle, get_ods_styles());
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$files[] = "$dir/styles.xml";
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$handle = fopen("$dir/META-INF/manifest.xml", 'w');
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fwrite($handle, get_ods_manifest());
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$files[] = "$dir/META-INF";
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$filename = "$dir/result.ods";
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zip_files($files, $filename);
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$handle = fopen($filename, 'rb');
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$contents = fread($handle, filesize($filename));
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fclose($handle);
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remove_dir($dir); // cleanup the temp directory
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send_file($contents, $this->filename, 0, 0, true, true, 'application/vnd.oasis.opendocument.spreadsheet');
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}
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/* Not required to use
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* @param string $name Name of the downloaded file
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*/
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function send($filename) {
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$this->filename = $filename;
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}
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}
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class MoodleODSWorksheet {
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var $data = array();
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var $name;
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/* Constructs one Moodle Worksheet.
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* @param string $filename The name of the file
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*/
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function MoodleODSWorksheet($name) {
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$this->name = $name;
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}
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/* Write one string somewhere in the worksheet
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* @param integer $row Zero indexed row
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* @param integer $col Zero indexed column
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* @param string $str The string to write
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* @param mixed $format The XF format for the cell
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*/
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function write_string($row, $col, $str, $format=0) {
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if (!array_key_exists($row, $this->data)) {
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$this->data[$row] = array();
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}
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$this->data[$row][$col] = new object();
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$this->data[$row][$col]->value = $str;
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$this->data[$row][$col]->type = 'string';
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$this->data[$row][$col]->format = $format;
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}
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/* Write one number somewhere in the worksheet
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* @param integer $row Zero indexed row
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* @param integer $col Zero indexed column
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* @param float $num The number to write
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* @param mixed $format The XF format for the cell
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*/
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function write_number($row, $col, $num, $format=0) {
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if (!array_key_exists($row, $this->data)) {
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$this->data[$row] = array();
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}
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$this->data[$row][$col] = new object();
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$this->data[$row][$col]->value = $num;
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$this->data[$row][$col]->type = 'float';
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$this->data[$row][$col]->format = $format;
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}
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/* Write one url somewhere in the worksheet
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* @param integer $row Zero indexed row
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* @param integer $col Zero indexed column
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* @param string $url The url to write
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* @param mixed $format The XF format for the cell
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*/
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function write_url($row, $col, $url, $format=0) {
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if (!array_key_exists($row, $this->data)) {
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$this->data[$row] = array();
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}
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$this->data[$row][$col] = new object();
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$this->data[$row][$col]->value = $url;
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$this->data[$row][$col]->type = 'string';
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$this->data[$row][$col]->format = $format;
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}
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/* Write one date somewhere in the worksheet
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* @param integer $row Zero indexed row
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* @param integer $col Zero indexed column
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* @param string $url The url to write
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* @param mixed $format The XF format for the cell
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*/
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function write_date($row, $col, $date, $format=0) {
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if (!array_key_exists($row, $this->data)) {
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$this->data[$row] = array();
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}
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$this->data[$row][$col] = new object();
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$this->data[$row][$col]->value = $date;
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$this->data[$row][$col]->type = 'date';
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$this->data[$row][$col]->format = $format;
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}
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/* Write one blanck somewhere in the worksheet
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* @param integer $row Zero indexed row
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* @param integer $col Zero indexed column
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* @param mixed $format The XF format for the cell
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*/
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function write_blank($row, $col, $format=0) {
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if (array_key_exists($row, $this->data)) {
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unset($this->data[$row][$col]);
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}
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}
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/* Write anything somewhere in the worksheet
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* Type will be automatically detected
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* @param integer $row Zero indexed row
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* @param integer $col Zero indexed column
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* @param mixed $token What we are writing
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* @param mixed $format The XF format for the cell
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*/
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function write($row, $col, $token, $format=0) {
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/// Analyse what are we trying to send
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if (preg_match("/^([+-]?)(?=\d|\.\d)\d*(\.\d*)?([Ee]([+-]?\d+))?$/", $token)) {
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/// Match number
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return $this->write_number($row, $col, $token, $format);
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} elseif (preg_match("/^[fh]tt?p:\/\//", $token)) {
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/// Match http or ftp URL
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return $this->write_url($row, $col, $token, '', $format);
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} elseif (preg_match("/^mailto:/", $token)) {
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/// Match mailto:
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return $this->write_url($row, $col, $token, '', $format);
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} elseif (preg_match("/^(?:in|ex)ternal:/", $token)) {
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/// Match internal or external sheet link
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return $this->write_url($row, $col, $token, '', $format);
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} elseif (preg_match("/^=/", $token)) {
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/// Match formula
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return $this->write_formula($row, $col, $token, $format);
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} elseif (preg_match("/^@/", $token)) {
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/// Match formula
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return $this->write_formula($row, $col, $token, $format);
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} elseif ($token == '') {
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/// Match blank
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return $this->write_blank($row, $col, $format);
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} else {
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/// Default: match string
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return $this->write_string($row, $col, $token, $format);
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}
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}
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/* Sets the height (and other settings) of one row
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* @param integer $row The row to set
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* @param integer $height Height we are giving to the row (null to set just format withouth setting the height)
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* @param mixed $format The optional XF format we are giving to the row
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* @param bool $hidden The optional hidden attribute
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* @param integer $level The optional outline level (0-7)
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*/
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function set_row ($row, $height, $format = 0, $hidden = false, $level = 0) {
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//not defined yet
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}
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/* Sets the width (and other settings) of one column
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* @param integer $firstcol first column on the range
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* @param integer $lastcol last column on the range
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* @param integer $width width to set
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* @param mixed $format The optional XF format to apply to the columns
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* @param integer $hidden The optional hidden atribute
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* @param integer $level The optional outline level (0-7)
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*/
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function set_column ($firstcol, $lastcol, $width, $format = 0, $hidden = false, $level = 0) {
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//not defined yet
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}
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}
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/**
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* Define and operate over one Format.
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*
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* A big part of this class acts as a wrapper over the PEAR
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* Spreadsheet_Excel_Writer_Workbook and OLE libraries
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* maintaining Moodle functions isolated from underlying code.
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*/
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class MoodleODSFormat {
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/* Constructs one Moodle Format.
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* @param object $workbook The internal PEAR Workbook onject we are creating
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*/
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function MoodleODSFormat(&$workbook, $properties = array()) {
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}
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/* Set weight of the format
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* @param integer $weight Weight for the text, 0 maps to 400 (normal text),
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* 1 maps to 700 (bold text). Valid range is: 100-1000.
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* It's Optional, default is 1 (bold).
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*/
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function set_bold($weight = 1) {
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}
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/* Set underline of the format
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* @param integer $underline The value for underline. Possible values are:
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* 1 => underline, 2 => double underline
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*/
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function set_underline($underline) {
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}
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/* Set italic of the format
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*/
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function set_italic() {
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}
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/* Set strikeout of the format
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*/
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function set_strikeout() {
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}
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/* Set outlining of the format
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*/
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function set_outline() {
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}
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/* Set shadow of the format
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*/
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function set_shadow() {
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}
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/* Set the script of the text
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* @param integer $script The value for script type. Possible values are:
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* 1 => superscript, 2 => subscript
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*/
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function set_script($script) {
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}
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/* Set color of the format
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* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63])
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*/
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function set_color($color) {
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}
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/* Set foreground color of the format
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* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63])
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*/
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function set_fg_color($color) {
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}
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/* Set background color of the format
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* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63])
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*/
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function set_bg_color($color) {
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}
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/* Set the fill pattern of the format
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* @param integer Optional. Defaults to 1. Meaningful values are: 0-18
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* 0 meaning no background.
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*/
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function set_pattern($pattern=1) {
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}
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/* Set text wrap of the format
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*/
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function set_text_wrap() {
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}
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/* Set the cell alignment of the format
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* @param string $location alignment for the cell ('left', 'right', etc...)
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*/
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function set_align($location) {
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}
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/* Set the cell horizontal alignment of the format
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* @param string $location alignment for the cell ('left', 'right', etc...)
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*/
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function set_h_align($location) {
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}
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/* Set the cell vertical alignment of the format
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* @param string $location alignment for the cell ('top', 'vleft', etc...)
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*/
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function set_v_align($location) {
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}
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/* Set the top border of the format
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* @param integer $style style for the cell. 1 => thin, 2 => thick
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*/
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function set_top($style) {
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}
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/* Set the bottom border of the format
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* @param integer $style style for the cell. 1 => thin, 2 => thick
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*/
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function set_bottom($style) {
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}
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/* Set the left border of the format
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* @param integer $style style for the cell. 1 => thin, 2 => thick
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*/
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function set_left($style) {
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}
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/* Set the right border of the format
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* @param integer $style style for the cell. 1 => thin, 2 => thick
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*/
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function set_right($style) {
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}
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/**
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* Set cells borders to the same style
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* @param integer $style style to apply for all cell borders. 1 => thin, 2 => thick.
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*/
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function set_border($style) {
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}
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/* Set the numerical format of the format
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* It can be date, time, currency, etc...
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/* Set the numerical format of the format
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* It can be date, time, currency, etc...
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* @param integer $num_format The numeric format
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*/
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function set_num_format($num_format) {
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}
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}
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//=============================
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// OpenDocument XML functions
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//=============================
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function get_ods_content(&$worksheets) {
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/// header
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$buffer =
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'<?xml version="1.0" encoding="UTF-8"?>
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<office:document-content xmlns:office="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:meta="urn:oasis:names:tc:opendocument:xmlns:meta:1.0" xmlns:config="urn:oasis:names:tc:opendocument:xmlns:config:1.0" xmlns:text="urn:oasis:names:tc:opendocument:xmlns:text:1.0" xmlns:table="urn:oasis:names:tc:opendocument:xmlns:table:1.0" xmlns:draw="urn:oasis:names:tc:opendocument:xmlns:drawing:1.0" xmlns:presentation="urn:oasis:names:tc:opendocument:xmlns:presentation:1.0" xmlns:dr3d="urn:oasis:names:tc:opendocument:xmlns:dr3d:1.0" xmlns:chart="urn:oasis:names:tc:opendocument:xmlns:chart:1.0" xmlns:form="urn:oasis:names:tc:opendocument:xmlns:form:1.0" xmlns:script="urn:oasis:names:tc:opendocument:xmlns:script:1.0" xmlns:style="urn:oasis:names:tc:opendocument:xmlns:style:1.0" xmlns:number="urn:oasis:names:tc:opendocument:xmlns:datastyle:1.0" xmlns:math="http://www.w3.org/1998/Math/MathML" xmlns:svg="urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0" xmlns:fo="urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xlink="http://www.w3.org/1999/xlink">
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<office:automatic-styles>
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<style:style style:name="ta1" style:family="table" style:master-page-name="Standard1">
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<style:table-properties table:display="true"/>
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</style:style>
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<style:style style:name="date0" style:family="table-cell"/>
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</office:automatic-styles>
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<office:body>
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<office:spreadsheet>
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';
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foreach($worksheets as $ws) {
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/// worksheet header
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$buffer .= '<table:table table:name="' . htmlspecialchars($ws->name) . '" table:style-name="ta1">'."\n".' <table:table-column/>'."\n";
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$nr = 0;
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$nc = 0;
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foreach($ws->data as $rkey=>$row) {
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if ($rkey > $nr) {
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$nr = $rkey;
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}
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foreach($row as $ckey=>$col) {
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if ($ckey > $nc) {
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$nc = $ckey;
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}
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}
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}
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for($r=0; $r<=$nr; $r++) {
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$buffer .= '<table:table-row>'."\n";
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for($c=0; $c<=$nc; $c++) {
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if (isset($ws->data[$r][$c])) {
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if ($ws->data[$r][$c]->type == 'date') {
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$buffer .= '<table:table-cell office:value-type="date" table:style-name="date0" office:date-value="' . strftime('%Y-%m-%dT%H:%M:%S', $ws->data[$r][$c]->value) . '">'
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. '<text:p>' . strftime('%Y-%m-%dT%H:%M:%S', $ws->data[$r][$c]->value) . '</text:p>'
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. '</table:table-cell>'."\n";
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} else if ($ws->data[$r][$c]->type == 'float') {
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$buffer .= '<table:table-cell office:value-type="float" office:value="' . htmlspecialchars($ws->data[$r][$c]->value) . '">'
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. '<text:p>' . htmlspecialchars($ws->data[$r][$c]->value) . '</text:p>'
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. '</table:table-cell>'."\n";
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} else if ($ws->data[$r][$c]->type == 'string') {
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$buffer .= '<table:table-cell office:value-type="string" office:string-value="' . htmlspecialchars($ws->data[$r][$c]->value) . '">'
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. '<text:p>' . htmlspecialchars($ws->data[$r][$c]->value) . '</text:p>'
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. '</table:table-cell>'."\n";
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} else {
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$buffer .= '<table:table-cell office:value-type="string">'
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. '<text:p>!!Error - unknown type!!</text:p>'
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. '</table:table-cell>'."\n";
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}
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} else {
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$buffer .= '<table:table-cell/>'."\n";
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}
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}
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$buffer .= '</table:table-row>'."\n";
|
|
}
|
|
/// worksheet footer
|
|
$buffer .= '</table:table>'."\n";
|
|
|
|
}
|
|
|
|
/// footer
|
|
$buffer .=
|
|
' </office:spreadsheet>
|
|
</office:body>
|
|
</office:document-content>';
|
|
|
|
return $buffer;
|
|
}
|
|
|
|
function get_ods_mimetype() {
|
|
return 'application/vnd.oasis.opendocument.spreadsheet';
|
|
}
|
|
|
|
function get_ods_meta() {
|
|
global $CFG, $USER;
|
|
|
|
return
|
|
'<?xml version="1.0" encoding="UTF-8"?>
|
|
<office:document-meta xmlns:office="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:meta="urn:oasis:names:tc:opendocument:xmlns:meta:1.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xlink="http://www.w3.org/1999/xlink">
|
|
<office:meta>
|
|
<meta:generator>Moodle '.$CFG->version.'</meta:generator>
|
|
<meta:initial-creator>'.fullname($USER, true).'</meta:initial-creator>
|
|
<meta:editing-cycles>1</meta:editing-cycles>
|
|
<meta:creation-date>'.strftime('%Y-%m-%dT%H:%M:%S').'</meta:creation-date>
|
|
<dc:date>'.strftime('%Y-%m-%dT%H:%M:%S').'</dc:date>
|
|
<dc:creator>'.fullname($USER, true).'</dc:creator>
|
|
</office:meta>
|
|
</office:document-meta>';
|
|
}
|
|
|
|
function get_ods_styles() {
|
|
return
|
|
'<?xml version="1.0" encoding="UTF-8"?>
|
|
<office:document-styles xmlns:office="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:meta="urn:oasis:names:tc:opendocument:xmlns:meta:1.0" xmlns:config="urn:oasis:names:tc:opendocument:xmlns:config:1.0" xmlns:text="urn:oasis:names:tc:opendocument:xmlns:text:1.0" xmlns:table="urn:oasis:names:tc:opendocument:xmlns:table:1.0" xmlns:draw="urn:oasis:names:tc:opendocument:xmlns:drawing:1.0" xmlns:presentation="urn:oasis:names:tc:opendocument:xmlns:presentation:1.0" xmlns:dr3d="urn:oasis:names:tc:opendocument:xmlns:dr3d:1.0" xmlns:chart="urn:oasis:names:tc:opendocument:xmlns:chart:1.0" xmlns:form="urn:oasis:names:tc:opendocument:xmlns:form:1.0" xmlns:script="urn:oasis:names:tc:opendocument:xmlns:script:1.0" xmlns:style="urn:oasis:names:tc:opendocument:xmlns:style:1.0" xmlns:number="urn:oasis:names:tc:opendocument:xmlns:datastyle:1.0" xmlns:math="http://www.w3.org/1998/Math/MathML" xmlns:svg="urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0" xmlns:fo="urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xlink="http://www.w3.org/1999/xlink">
|
|
<office:styles>
|
|
<style:default-style style:family="table-column">
|
|
<style:table-column-properties style:column-width="75pt"/>
|
|
</style:default-style>
|
|
<style:default-style style:family="table-row">
|
|
<style:table-row-properties style:row-height="15pt"/>
|
|
</style:default-style>
|
|
<style:default-style style:family="table-cell">
|
|
<style:table-cell-properties fo:background-color="#ffffff" style:cell-protect="protected" style:vertical-align="middle"/>
|
|
<style:text-properties fo:color="#000000" fo:font-family="Arial" fo:font-size="12pt"/>
|
|
</style:default-style>
|
|
</office:styles>
|
|
<office:automatic-styles>
|
|
<style:page-layout style:name="pm1">
|
|
<style:page-layout-properties fo:margin-bottom="56.6930116pt" fo:margin-left="56.6930116pt" fo:margin-right="56.6930116pt" fo:margin-top="56.6930116pt" fo:page-height="841.89122226pt" fo:page-width="595.2766218pt" style:print="objects charts drawings zero-values" style:print-orientation="portrait"/>
|
|
</style:page-layout>
|
|
</office:automatic-styles>
|
|
<office:master-styles>
|
|
<style:master-page style:name="Standard1" style:page-layout-name="pm1">
|
|
<style:header>
|
|
<text:p>
|
|
<text:sheet-name>???</text:sheet-name>
|
|
</text:p>
|
|
</style:header><style:footer>
|
|
<text:p>
|
|
<text:sheet-name>Page </text:sheet-name>
|
|
<text:page-number>1</text:page-number>
|
|
</text:p>
|
|
</style:footer>
|
|
</style:master-page>
|
|
</office:master-styles>
|
|
</office:document-styles>
|
|
';
|
|
}
|
|
|
|
function get_ods_manifest() {
|
|
return
|
|
'<?xml version="1.0" encoding="UTF-8"?>
|
|
<manifest:manifest xmlns:manifest="urn:oasis:names:tc:opendocument:xmlns:manifest:1.0">
|
|
<manifest:file-entry manifest:media-type="application/vnd.oasis.opendocument.spreadsheet" manifest:full-path="/"/>
|
|
<manifest:file-entry manifest:media-type="text/xml" manifest:full-path="content.xml"/>
|
|
<manifest:file-entry manifest:media-type="text/xml" manifest:full-path="styles.xml"/>
|
|
<manifest:file-entry manifest:media-type="text/xml" manifest:full-path="meta.xml"/>
|
|
</manifest:manifest>';
|
|
}
|
|
?>
|