433 lines
14 KiB
PHP
433 lines
14 KiB
PHP
<?php
|
|
|
|
/**
|
|
* @file
|
|
* Admin pages for calculating study group session membership
|
|
*/
|
|
|
|
/**
|
|
* Function for selecting who is available to lead or help sessions
|
|
*/
|
|
|
|
function booking_available_leadhelp_select_form() {
|
|
global $event;
|
|
|
|
//see http://www.jaypan.com/blog/themeing-drupal-7-forms-tables-checkboxes-or-radios
|
|
$form = array ();
|
|
$options = array ();
|
|
$prefix = t("<p>Specify the number of leader or helper sessions for each attendee. Note that this will overwrite the previous value.</p>");
|
|
$session_count = array();
|
|
$session_count['0'] = 0;
|
|
$session_count['1'] = 1;
|
|
$session_count['2'] = 2;
|
|
$session_count['3'] = 3;
|
|
$session_count['4'] = 4;
|
|
$session_count['5'] = 5;
|
|
|
|
$form['booking-leadhelp-count'] = array(
|
|
'#type' => 'select',
|
|
'#title' => t('Set Number of Sessions'),
|
|
'#required' => TRUE,
|
|
'#default_value' => '0',
|
|
'#options' => $session_count,
|
|
);
|
|
|
|
$header = array (
|
|
'booking_nid' => array('data' => t('Booking ID')),
|
|
'booking_name' => array('data' => t('Name')),
|
|
'booking_gender' => array('data' => t('Gender')),
|
|
'booking_baptised' => array('data' => t('Baptised?')),
|
|
'booking_age' => array('data' => t('Age at start of event')),
|
|
'booking_lead_sessions' => array('data' => t('Number of groups to lead currently')),
|
|
'booking_help_sessions' => array('data' => t('Number of groups to help currently')),
|
|
);
|
|
|
|
$result = db_query("SELECT * FROM {booking_person} p left outer join {booking_leadhelp_list} l on p.nid = l.booking_node_id WHERE p.booking_event_id = :eid ORDER BY p.booking_gender DESC, p.booking_dob, p.booking_baptised",
|
|
array(':eid' => $event->eid));
|
|
|
|
foreach($result as $data)
|
|
{
|
|
$options[$data->nid] = array (
|
|
'booking_nid' => l(t('!id', array('!id' => $data->nid)), t('node/!id', array('!id' => $data->nid))),
|
|
'booking_name' => $data->booking_firstname . " " . $data->booking_lastname,
|
|
'booking_gender' => $data->booking_gender == 'M' ? 'Male' : 'Female',
|
|
'booking_baptised' => $data->booking_baptised == 'Y' ? 'Yes' : 'No',
|
|
'booking_age' => _booking_avg_age($data->booking_dob, 1, $event->booking_event_start),
|
|
'booking_lead_sessions' => $data->booking_total_lead === NULL ? '0' : $data->booking_total_lead,
|
|
'booking_help_sessions' => $data->booking_total_help === NULL ? '0' : $data->booking_total_help,
|
|
);
|
|
}
|
|
|
|
$form['table'] = array (
|
|
'#type' => 'tableselect',
|
|
'#header' => $header,
|
|
'#options' => $options,
|
|
'#empty' => t('No attendees found.'),
|
|
);
|
|
|
|
$form['submit-leader'] = array (
|
|
'#type' => 'submit',
|
|
'#value' => t('Set Leader'),
|
|
);
|
|
|
|
$form['submit-helper'] = array (
|
|
'#type' => 'submit',
|
|
'#value' => t('Set Helper'),
|
|
);
|
|
|
|
return array (
|
|
'first_para' => array (
|
|
'#type' => 'markup',
|
|
'#markup' => $prefix,
|
|
),
|
|
'form' => $form,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Process the submission for number of study group sessions to lead/help
|
|
*/
|
|
function booking_available_leadhelp_select_form_submit($form, &$form_state) {
|
|
global $event;
|
|
$counter = 0;
|
|
$checkboxes = $form_state['values']['table'];
|
|
$session_count = $form_state['values']['booking-leadhelp-count'];
|
|
|
|
foreach($checkboxes as $key => $value)
|
|
{
|
|
if (is_numeric($key) && $value != 0)
|
|
{
|
|
//watchdog('booking', 'Checking !nid for entry in the booking_leadhelp_list table', array ('!nid' => $key));
|
|
|
|
//check if an entry already exists for this person in the booking_leadhelp_list table
|
|
$person = db_query("SELECT person.booking_node_id " .
|
|
"FROM {booking_leadhelp_list} person " .
|
|
"WHERE booking_node_id = :nid",
|
|
array(':nid' => $key))
|
|
->fetchObject();
|
|
|
|
if ($form_state['values']['op'] == 'Set Leader')
|
|
{
|
|
watchdog('booking', 'Setting group leader count to !count for !nid', array ('!count' => $session_count, '!nid' => $key));
|
|
|
|
if ($person)
|
|
{
|
|
//run an update
|
|
db_update('booking_leadhelp_list')
|
|
->fields(array (
|
|
'booking_total_lead' => $session_count,
|
|
'booking_available_lead' => $session_count,
|
|
))
|
|
->condition('booking_node_id', $key)
|
|
->execute();
|
|
}
|
|
else
|
|
{
|
|
//run an insert
|
|
db_insert('booking_leadhelp_list')
|
|
->fields(array(
|
|
'booking_eventid' => $event->eid,
|
|
'booking_node_id' => $key,
|
|
'booking_total_lead' => $session_count,
|
|
'booking_available_lead' => $session_count,
|
|
'booking_total_help' => 0,
|
|
'booking_available_help' => 0,
|
|
))
|
|
->execute();
|
|
}
|
|
|
|
}
|
|
elseif ($form_state['values']['op'] == 'Set Helper')
|
|
{
|
|
watchdog('booking', 'Setting group helper count to !count for !nid', array ('!count' => $session_count, '!nid' => $key));
|
|
|
|
if ($person)
|
|
{
|
|
//run an update
|
|
db_update('booking_leadhelp_list')
|
|
->fields(array (
|
|
'booking_total_help' => $session_count,
|
|
'booking_available_help' => $session_count,
|
|
))
|
|
->condition('booking_node_id', $key)
|
|
->execute();
|
|
}
|
|
else
|
|
{
|
|
//run an insert
|
|
db_insert('booking_leadhelp_list')
|
|
->fields(array(
|
|
'booking_eventid' => $event->eid,
|
|
'booking_node_id' => $key,
|
|
'booking_total_lead' => 0,
|
|
'booking_available_lead' => 0,
|
|
'booking_total_help' => $session_count,
|
|
'booking_available_help' => $session_count,
|
|
))
|
|
->execute();
|
|
}
|
|
|
|
}
|
|
|
|
$counter++;
|
|
}
|
|
}
|
|
|
|
drupal_set_message("Defined leader/helper numbers for $counter people.", 'status', FALSE);
|
|
watchdog('booking', "Defined leader/helper numbers for $counter people.");
|
|
}
|
|
|
|
/**
|
|
* Function for defining the number of study group sessions
|
|
* Note: This is hard-coded for now in the install file
|
|
*/
|
|
|
|
|
|
/**
|
|
* Function to correctly clone an associative array storing objects
|
|
* Taken from http://stackoverflow.com/questions/1532618/is-there-a-function-to-make-a-copy-of-a-php-array-to-another
|
|
*/
|
|
function clone_array($copied_array) {
|
|
return array_map(function($element) {
|
|
return (
|
|
((is_array($element))
|
|
? call_user_func(__FUNCTION__, $element)
|
|
: ((is_object($element))
|
|
? clone $element
|
|
: $element
|
|
)
|
|
)
|
|
);
|
|
}, $copied_array);
|
|
}
|
|
|
|
/**
|
|
* Function for calculating who belongs to which study group
|
|
*/
|
|
function booking_studygroups_calculate() {
|
|
global $event;
|
|
$attendees = array();
|
|
$working_list = array();
|
|
|
|
//consider using a lock as per https://api.drupal.org/api/drupal/includes!lock.inc/group/lock/7
|
|
|
|
//select all the attendees booked in
|
|
$query = db_query("SELECT * FROM {booking_person} p left outer join {booking_leadhelp_list} l on p.nid = l.booking_node_id WHERE p.booking_event_id = :eid AND p.booking_status = 1",
|
|
array(':eid' => $event->eid));
|
|
$attendees = $query->fetchAllAssoc('nid');
|
|
|
|
//iterate over the attendee associative array and add some fields
|
|
foreach ($attendees as $person)
|
|
{
|
|
//flag that indicates processed or not
|
|
$person->processed = 0;
|
|
//field that indicates the session id the person is assigned to
|
|
$person->session = 0;
|
|
//convert NULLs into zero
|
|
$person->booking_total_lead = $person->booking_total_lead === NULL ? '0' : $person->booking_total_lead;
|
|
$person->booking_available_lead = $person->booking_available_lead === NULL ? '0' : $person->booking_available_lead;
|
|
$person->booking_total_help = $person->booking_total_help === NULL ? '0' : $person->booking_total_help;
|
|
$person->booking_available_help = $person->booking_available_help === NULL ? '0' : $person->booking_available_help;
|
|
}
|
|
|
|
//watchdog('booking', "Attendee list: @info", array('@info' => var_export($attendees, TRUE)));
|
|
|
|
//select all the study groups for this event id
|
|
$studygroups = db_query("SELECT * FROM {booking_studygroup_list} WHERE booking_eventid = :eid", array(':eid' => $event->eid));
|
|
|
|
//iterate over each study group (eg Monday Tuesday Wednesday etc)
|
|
foreach ($studygroups as $group)
|
|
{
|
|
drupal_set_message(t('Processing study group !group.', array('!group' => $group->booking_studygroup_descrip)));
|
|
|
|
//create a temporary copy of the attendee list to work with for this study group
|
|
$working_list = array();
|
|
$working_list = clone_array($attendees);
|
|
//set up the iterator
|
|
$obj = new ArrayObject( $working_list );
|
|
$it = $obj->getIterator();
|
|
|
|
//reset the iterator to starting position
|
|
$it->rewind();
|
|
|
|
//watchdog('booking', "Attendee list: @info", array('@info' => var_export($attendees, TRUE)));
|
|
//watchdog('booking', "Attendee list working copy: @info", array('@info' => var_export($working_list, TRUE)));
|
|
|
|
$session_id = 1;
|
|
$rewound = FALSE;
|
|
$leader_found = FALSE;
|
|
$helper_found = FALSE;
|
|
|
|
while (true)
|
|
{
|
|
//if we're at the end of the attendee list, go back to the start
|
|
if (! $it->valid() )
|
|
{
|
|
if ($rewound == TRUE)
|
|
{
|
|
watchdog('booking', "Already rewound once.");
|
|
//we've already gone back to the start once, don't do it again
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
watchdog('booking', "Rewinding to start of attendee list.");
|
|
$it->rewind();
|
|
$rewound = TRUE;
|
|
}
|
|
}
|
|
|
|
//check if we have reached the total number of sessions required
|
|
if ($session_id > $group->booking_num_group_sessions)
|
|
{
|
|
break;
|
|
}
|
|
//check if we can increment the session count
|
|
if ($leader_found == TRUE && $helper_found == TRUE)
|
|
{
|
|
$session_id++;
|
|
$leader_found = FALSE;
|
|
$helper_found = FALSE;
|
|
}
|
|
|
|
|
|
//get the current attendee element
|
|
$current = $it->current();
|
|
//watchdog('booking', 'Attendee before leader check has id !id.', array('!id' => $it->key()));
|
|
|
|
//check if this attendee is a leader
|
|
if ($current->processed == 0 && $current->booking_available_lead > 0)
|
|
{
|
|
drupal_set_message(t('Found available leader with id !id for session !session.', array('!id' => $it->key(), '!session' => $session_id)));
|
|
|
|
$leader_found = TRUE;
|
|
|
|
//assign leader to session and mark as processed in the temporary attendee list
|
|
$current->session = $session_id;
|
|
$current->processed = 1;
|
|
|
|
//decrement the number of available leading positions for this user in our master copy of the attendee list
|
|
$attendees[$it->key()]->booking_available_lead = $attendees[$it->key()]->booking_available_lead - 1;
|
|
|
|
//Check for spouse of leader, allocate to this group also
|
|
if ($current->booking_partner_id > 0)
|
|
{
|
|
//add the spouse to the same session and mark as processed in the temporary attendee list
|
|
drupal_set_message(t('Assigning spouse (id !spouse) of id !id to session !session.',
|
|
array('!id' => $it->key(), '!session' => $session_id, '!spouse' => $current->booking_partner_id)));
|
|
|
|
$spouse = $working_list[$current->booking_partner_id];
|
|
$spouse->session = $session_id;
|
|
$spouse->processed = 1;
|
|
}
|
|
}
|
|
//check if this attendee is a helper
|
|
elseif ($current->processed == 0 && $current->booking_available_help > 0)
|
|
{
|
|
drupal_set_message(t('Found available helper with id !id for session !session.', array('!id' => $it->key(), '!session' => $session_id)));
|
|
|
|
$helper_found = TRUE;
|
|
|
|
//assign leader to session and mark as processed in the temporary attendee list
|
|
$current->session = $session_id;
|
|
$current->processed = 1;
|
|
|
|
//decrement the number of available helping positions for this user in our master copy of the attendee list
|
|
$attendees[$it->key()]->booking_available_help = $attendees[$it->key()]->booking_available_help - 1;
|
|
|
|
//Check for spouse of helper, allocate to this group also
|
|
if ($current->booking_partner_id > 0)
|
|
{
|
|
//add the spouse to the same session and mark as processed in the temporary attendee list
|
|
drupal_set_message(t('Assigning spouse (id !spouse) of id !id to session !session.',
|
|
array('!id' => $it->key(), '!session' => $session_id, '!spouse' => $current->booking_partner_id)));
|
|
|
|
$spouse = $working_list[$current->booking_partner_id];
|
|
$spouse->session = $session_id;
|
|
$spouse->processed = 1;
|
|
}
|
|
}
|
|
//otherwise go to the next one
|
|
else
|
|
{
|
|
$it->next();
|
|
}
|
|
}
|
|
|
|
//reset the iterator to starting position
|
|
$it->rewind();
|
|
|
|
//iterate over the attendee list
|
|
while ( $it->valid() )
|
|
{
|
|
//go to the first unprocessed attendee
|
|
while ($it->current()->processed == 1)
|
|
{
|
|
drupal_set_message(t('Person with id !id has already been processed earlier.', array('!id' => $it->key())));
|
|
$it->next();
|
|
//double check we didn't run out of people right here
|
|
if (! $it->valid() )
|
|
{
|
|
drupal_set_message("Ran out of attendees to process.");
|
|
break;
|
|
}
|
|
}
|
|
|
|
//iterate over the session list
|
|
//for ($i = 1; $i <= $group->booking_num_group_sessions; $i++)
|
|
for ($i = 1; $i <= 16; $i++)
|
|
{
|
|
//check we have attendees left
|
|
if (! $it->valid() )
|
|
{
|
|
drupal_set_message("Ran out of attendees to process.");
|
|
break;
|
|
}
|
|
|
|
//get the current attendee element
|
|
$current = $it->current();
|
|
|
|
//assign this attendee to this session if unprocessed so far
|
|
if ($current->processed == 0)
|
|
{
|
|
drupal_set_message(t('Assigning person with id !id to session !session.', array('!id' => $it->key(), '!session' => $i)));
|
|
$current->session = $i;
|
|
$current->processed = 1;
|
|
|
|
//check if the attendee was married
|
|
if ($current->booking_partner_id > 0)
|
|
{
|
|
//add the spouse to the same session and mark as processed in the temporary attendee list
|
|
drupal_set_message(t('Assigning spouse (id !spouse) of id !id to session !session.',
|
|
array('!id' => $it->key(), '!session' => $i, '!spouse' => $current->booking_partner_id)));
|
|
|
|
$spouse = $working_list[$current->booking_partner_id];
|
|
$spouse->session = $i;
|
|
$spouse->processed = 1;
|
|
}
|
|
|
|
}
|
|
|
|
//move to the next attendee in the list
|
|
$it->next();
|
|
|
|
} //finished looping through session list
|
|
|
|
} //finished looping through attendees for this study group
|
|
|
|
|
|
//iterate over the attendee list and write to the database the session they're assigned to
|
|
//use the multi-insert query type at https://drupal.org/node/310079
|
|
} //finished processing study groups
|
|
|
|
//watchdog('booking', "Attendee list final version: @info", array('@info' => var_export($attendees, TRUE)));
|
|
}
|
|
|
|
/**
|
|
* Function for viewing who belongs to which study group
|
|
*/
|
|
function booking_studygroups_view() {
|
|
global $event;
|
|
|
|
}
|