.
/**
* This file is part of the Database module for Moodle
*
* @copyright 2005 Martin Dougiamas http://dougiamas.com
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @package mod-data
*/
require_once('../../config.php');
require_once('lib.php');
require_once($CFG->libdir.'/uploadlib.php');
require_login();
$id = optional_param('id', 0, PARAM_INT); // course module id
$d = optional_param('d', 0, PARAM_INT); // database id
$rid = optional_param('rid', 0, PARAM_INT); // record id
$fielddelimiter = optional_param('fielddelimiter', ',', PARAM_CLEANHTML); // characters used as field delimiters for csv file import
$fieldenclosure = optional_param('fieldenclosure', '', PARAM_CLEANHTML); // characters used as record delimiters for csv file import
$url = new moodle_url('/mod/data/import.php');
if ($rid !== 0) {
$url->param('rid', $rid);
}
if ($fielddelimiter !== '') {
$url->param('fielddelimiter', $fielddelimiter);
}
if ($fieldenclosure !== '') {
$url->param('fieldenclosure', $fieldenclosure);
}
if ($id) {
$url->param('id', $id);
$PAGE->set_url($url);
if (! $cm = get_coursemodule_from_id('data', $id)) {
print_error('invalidcoursemodule');
}
if (! $course = $DB->get_record('course', array('id'=>$cm->course))) {
print_error('coursemisconf');
}
if (! $data = $DB->get_record('data', array('id'=>$cm->instance))) {
print_error('invalidcoursemodule');
}
} else {
$url->param('d', $d);
$PAGE->set_url($url);
if (! $data = $DB->get_record('data', array('id'=>$d))) {
print_error('invalidid', 'data');
}
if (! $course = $DB->get_record('course', array('id'=>$data->course))) {
print_error('coursemisconf');
}
if (! $cm = get_coursemodule_from_instance('data', $data->id, $course->id)) {
print_error('coursemisconf');
}
}
require_login($course, false, $cm);
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
require_capability('mod/data:manageentries', $context);
/// Print the page header
$strdata = get_string('modulenameplural','data');
$PAGE->set_title($data->name);
echo $OUTPUT->header();
echo $OUTPUT->heading(format_string($data->name));
/// Groups needed for Add entry tab
$currentgroup = groups_get_activity_group($cm);
$groupmode = groups_get_activity_groupmode($cm);
/// Print the tabs
$currenttab = 'add';
include('tabs.php');
$um = new upload_manager('recordsfile', false, false, null, false, 0);
if ($um->preprocess_files() && confirm_sesskey()) {
$filename = $um->files['recordsfile']['tmp_name'];
// Large files are likely to take their time and memory. Let PHP know
// that we'll take longer, and that the process should be recycled soon
// to free up memory.
@set_time_limit(0);
@raise_memory_limit("96M");
if (function_exists('apache_child_terminate')) {
@apache_child_terminate();
}
// Fix mac/dos newlines
// TODO: Switch to cvslib when possible
$textlib = textlib_get_instance();
$text = my_file_get_contents($filename);
$text = preg_replace('!\r\n?!',"\n",$text);
$text = $textlib->trim_utf8_bom($text); // remove Unicode BOM from first line
$fp = fopen($filename, "w");
fwrite($fp, $text);
fclose($fp);
$recordsadded = 0;
if (!$records = data_get_records_csv($filename, $fielddelimiter, $fieldenclosure)) {
print_error('csvfailed','data',"{$CFG->wwwroot}/mod/data/edit.php?d={$data->id}");
} else {
$fieldnames = array_shift($records);
// check the fieldnames are valid
$fields = $DB->get_records('data_fields', array('dataid'=>$data->id), '', 'name, id, type');
$errorfield = '';
foreach ($fieldnames as $name) {
if (!isset($fields[$name])) {
$errorfield .= "'$name' ";
}
}
if (!empty($errorfield)) {
print_error('fieldnotmatched','data',"{$CFG->wwwroot}/mod/data/edit.php?d={$data->id}",$errorfield);
}
foreach ($records as $record) {
if ($recordid = data_add_record($data, 0)) { // add instance to data_record
$fields = $DB->get_records('data_fields', array('dataid'=>$data->id), '', 'name, id, type');
// Insert new data_content fields with NULL contents:
foreach ($fields as $field) {
$content = new object();
$content->recordid = $recordid;
$content->fieldid = $field->id;
$DB->insert_record('data_content', $content);
}
// Fill data_content with the values imported from the CSV file:
foreach ($record as $key => $value) {
$name = $fieldnames[$key];
$field = $fields[$name];
$content = new object();
$content->fieldid = $field->id;
$content->recordid = $recordid;
if ($field->type == 'textarea') {
// the only field type where HTML is possible
$value = clean_param($value, PARAM_CLEANHTML);
} else {
// remove potential HTML:
$patterns[] = '//';
$replacements[] = '>';
$value = preg_replace($patterns, $replacements, $value);
}
// for now, only for "latlong" and "url" fields, but that should better be looked up from
// $CFG->dirroot . '/mod/data/field/' . $field->type . '/field.class.php'
// once there is stored how many contents the field can have.
if (preg_match("/^(latlong|url)$/", $field->type)) {
$values = explode(" ", $value, 2);
$content->content = $values[0];
$content->content1 = $values[1];
} else {
$content->content = $value;
}
$oldcontent = $DB->get_record('data_content', array('fieldid'=>$field->id, 'recordid'=>$recordid));
$content->id = $oldcontent->id;
$DB->update_record('data_content', $content);
}
$recordsadded++;
print get_string('added', 'moodle', $recordsadded) . ". " . get_string('entry', 'data') . " (ID $recordid)
\n";
}
}
}
}
if ($recordsadded > 0) {
echo $OUTPUT->notification($recordsadded. ' '. get_string('recordssaved', 'data'));
} else {
echo $OUTPUT->notification(get_string('recordsnotsaved', 'data'));
}
echo '';
/// Finish the page
echo $OUTPUT->footer();
function my_file_get_contents($filename, $use_include_path = 0) {
/// Returns the file as one big long string
$data = "";
$file = @fopen($filename, "rb", $use_include_path);
if ($file) {
while (!feof($file)) {
$data .= fread($file, 1024);
}
fclose($file);
}
return $data;
}
// Read the records from the given file.
// Perform a simple field count check for each record.
function data_get_records_csv($filename, $fielddelimiter=',', $fieldenclosure="\n") {
global $DB;
if (empty($fielddelimiter)) {
$fielddelimiter = ',';
}
if (empty($fieldenclosure)) {
$fieldenclosure = "\n";
}
if (!$fp = fopen($filename, "r")) {
print_error('get_records_csv failed to open '.$filename);
}
$fieldnames = array();
$rows = array();
$fieldnames = fgetcsv($fp, 4096, $fielddelimiter, $fieldenclosure);
if (empty($fieldnames)) {
fclose($fp);
return false;
}
$rows[] = $fieldnames;
while (($data = fgetcsv($fp, 4096, $fielddelimiter, $fieldenclosure)) !== false) {
if (count($data) > count($fieldnames)) {
// For any given record, we can't have more data entities than the number of fields.
fclose($fp);
return false;
}
$rows[] = $data;
}
fclose($fp);
return $rows;
}