101 lines
3.1 KiB
PHP
101 lines
3.1 KiB
PHP
<?php
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/**
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* Function to generate a CSV file listing the session membership for the specified study group
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*/
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function booking_studygroups_csv_report($group_id) {
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global $event;
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//verify that $group_id is a number
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if (! preg_match('/^[0-9]+$/', $group_id)) {
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drupal_set_message("Error: Invalid study group ID '" . $group_id . "' supplied. Unable to view group membership.", 'error', FALSE);
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drupal_goto('admin/booking/studygroups');
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return "";
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}
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//set options for the CSV file
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/*
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$name = 'bookings-studygroup-' . $group_id . '-' . format_date(time(), 'custom', 'Y-m-d-His');
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$filename = file_directory_temp() . '/' . $name;
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$csv = '';
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$delimiter = ',';
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$enclosure = '"';
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$encloseAll = true;
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$nullToMysqlNull = true;
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$delimiter_esc = preg_quote($delimiter, '/');
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$enclosure_esc = preg_quote($enclosure, '/');
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*/
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$header_array = array();
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$data_array = array();
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//is this study group a readings group?
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// @todo do we even care?
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/*
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if ($group_id == variable_get('booking_readinggroup_id','7')) {
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$is_reading_group = TRUE;
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}
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else {
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$is_reading_group = FALSE;
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}
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*/
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// @todo
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// get a listing of all the registrations so we can lookup people's names based on their node id
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//get the list of study group sessions
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$studygroups_query = db_query("SELECT * FROM {booking_studygroup_list} WHERE booking_eventid = :eid and sid = :sid",
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array(':eid' => $event->eid, ':sid' => $group_id));
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$studygroups = $studygroups_query->fetchAllAssoc('sid');
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//get the list of study group session memberships
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$session_members_query = db_query("SELECT * FROM {booking_studygroup_mapping} WHERE booking_studygroup_id = :sid",
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array(':sid' => $group_id));
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$session_members = $session_members_query->fetchAll();
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//set up the column headings
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foreach ($studygroups as $studygroup) {
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$header_array[] = $studygroup->sid;
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}
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$header = implode( $delimiter, $header_array );
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$csv .= $header . "\n";
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//calculate the row data
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foreach ($session_members as $member) {
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if (! isset($data_array[$member->booking_session_id])) {
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$data_array[$member->booking_session_id] = array();
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}
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// @todo
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// lookup the actual name and put this instead of just the node id
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$data_array[$member->booking_session_id][] = $member->booking_node_id;
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}
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$out = fopen('php://output', 'w');
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foreach ($data_array as $fields) {
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fputcsv2 ($out, $fields);
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}
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fclose($out);
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}
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/**
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* Function taken from http://php.net/manual/en/function.fputcsv.php#87120
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*/
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function fputcsv2 ($fh, array $fields, $delimiter = ',', $enclosure = '"', $mysql_null = false) {
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$delimiter_esc = preg_quote($delimiter, '/');
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$enclosure_esc = preg_quote($enclosure, '/');
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$output = array();
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foreach ($fields as $field) {
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if ($field === null && $mysql_null) {
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$output[] = 'NULL';
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continue;
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}
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$output[] = preg_match("/(?:${delimiter_esc}|${enclosure_esc}|\s)/", $field) ? (
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$enclosure . str_replace($enclosure, $enclosure . $enclosure, $field) . $enclosure
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) : $field;
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}
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fwrite($fh, join($delimiter, $output) . "\n");
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}
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