96 lines
3.0 KiB
PHP
96 lines
3.0 KiB
PHP
<?php
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/**
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* @file
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* Admin pages for managing early access codes
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*/
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/**
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* Function to summarise information about early access codes
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*/
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function booking_earlyaccess_admin() {
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global $event;
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$output = "";
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$header = array('Study Group', 'Session Count', 'Reading Group?', 'Edit Definition');
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$rows = array();
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$attributes = array('style' => 'max-width:60%');
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//$attributes = array();
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//get study groups
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$query = db_select('booking_studygroup_list', 's')
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->fields('s')
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->condition('s.booking_eventid', $event->eid, '=');
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$result = $query->execute();
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foreach ($result as $group) {
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$rows[] = array(
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$group->booking_studygroup_descrip,
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$group->booking_num_group_sessions,
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$group->booking_is_readinggroup == 'Y' ? 'Yes' : 'No',
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l(t('Edit Group Definition', array('!id' => $group->sid)), t('admin/config/booking/studygroups/!id/edit', array('!id' => $group->sid))),
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);
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}
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//output everything
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$output .= t("<h3>!event Study Groups</h3>", array('!event' => $event->booking_eventname));
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$output .= theme('table', array('header' => $header, 'rows' => $rows, 'attributes' => $attributes));
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return $output;
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}
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/**
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* Function to generate early access codes for the current event
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*/
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function booking_earlyaccess_generate_codes() {
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global $event;
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$num_codes_to_add = 0;
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$num_codes_available = 0;
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$code_length = 6;
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//determine number of currently available access codes for this event
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$codecount_query = db_query("SELECT count(*) as num_codes FROM {booking_regn_earlyaccess_codes} where booking_eventid = :eventid and booking_regn_earlyaccess_code_avail = 'Y'",
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array(':eventid' => $event->eid))
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->fetchObject();
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$num_codes_available = $codecount_query->num_codes;
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//get the number of codes we need to have available from variable_get('booking_earlyaccess_codes_count')
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$num_codes_to_add = variable_get('booking_earlyaccess_codes_count', 0) - $num_codes_available;
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//add required number of codes to database table
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//use the multi-insert query type at https://drupal.org/node/310079
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$insert_query = db_insert('booking_regn_earlyaccess_codes')
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->fields(array(
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'booking_eventid',
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'booking_regn_earlyaccess_code',
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'booking_regn_earlyaccess_code_avail',
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));
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for ($i = 0; $i < $num_codes_to_add; $i++) {
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$insert_query->values(array(
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'booking_eventid' => $event->eid,
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'booking_regn_earlyaccess_code' => booking_getToken(code_length),
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'booking_regn_earlyaccess_code_avail' => 'Y',
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));
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}
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$insert_query->execute();
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}
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/**
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* Function to calculate unique code
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* @see https://stackoverflow.com/questions/1846202/php-how-to-generate-a-random-unique-alphanumeric-string
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* Requires PHP7
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*/
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function booking_getToken($length){
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$token = "";
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$codeAlphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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//$codeAlphabet.= "abcdefghijklmnopqrstuvwxyz";
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$codeAlphabet.= "0123456789";
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$max = strlen($codeAlphabet); // edited
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for ($i=0; $i < $length; $i++) {
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$token .= $codeAlphabet[random_int(0, $max-1)];
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}
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return $token;
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} |