2,
'path' => drupal_get_path('module', 'calendar') .'/includes',
);
}
/**
* @file
* Adds calendar filtering and displays to Views.
*/
/**
* Implementation of hook_help().
*/
function calendar_help($section, $arg) {
switch ($section) {
case 'admin/help#calendar':
return t("
View complete documentation at !link.
", array('!link' => 'http://drupal.org/node/120710'));
}
}
function calendar_init() {
drupal_add_css(drupal_get_path('module', 'calendar') .'/calendar.css');
require_once('./'. drupal_get_path('module', 'calendar') .'/theme/theme.inc');
}
function calendar_theme() {
$path = drupal_get_path('module', 'calendar');
require_once "./$path/theme/theme.inc";
$base = array(
'file' => 'theme.inc',
'path' => "$path/theme",
);
return array(
'calendar_day_node' => $base + array(
'template' => 'calendar-day-node',
'arguments' => array('node' => NULL, 'view' => NULL),
),
'calendar_month_node' => $base + array(
'template' => 'calendar-month-node',
'arguments' => array('node' => NULL, 'view' => NULL),
),
'calendar_week_node' => $base + array(
'template' => 'calendar-week-node',
'arguments' => array('node' => NULL, 'view' => NULL),
),
'calendar_datebox' => $base + array(
'template' => 'calendar-datebox',
'arguments' => array(
'date' => NULL, 'view' => NULL, 'items' => NULL, 'selected' => NULL),
),
'calendar_title' => $base + array(
'arguments' => array('date_type' => NULL, 'view' => NULL),
),
'calendar_date_combo' => $base + array(
'arguments' => array('node', 'lable', 'view'),
),
'calendar_empty_day' => $base + array(
'arguments' => array(),
),
'calendar_stripe_legend' => $base + array(
'arguments' => array('stripe_labels'),
),
'calendar_stripe_stripe' => $base + array(
'arguments' => array('node'),
),
'calendar_colorpicker' => $base + array(
'arguments' => array('element'),
),
'calendar_colorfield' => $base + array(
'arguments' => array('element'),
),
);
}
/**
* TODO need to identify type of timezone handling needed for each date field
*/
function calendar_offset($field_name) {
$default_offset = variable_get('date_default_timezone', 0);
$configurable_zones = variable_get('configurable_timezones', 1);
}
/**
* A function to test the validity of various date parts
*/
function calendar_part_is_valid($value, $type) {
if ( !preg_match('/^[0-9]*$/', $value) ) {
return false;
}
$value = intval($value);
if ($value <= 0) return false;
switch ($type) {
case 'year':
if ($value < DATE_MIN_YEAR) return false;
break;
case 'month':
if ($value < 0 || $value > 12) return false;
break;
case 'day':
if ($value < 0 || $value > 31) return false;
break;
case 'week':
if ($value < 0 || $value > 53) return false;
}
return true;
}
/**
* implementation of hook_block()
*/
function calendar_block($op = 'list', $delta = 0) {
switch ($op) {
case 'list' :
$blocks[0]['info'] = t('Calendar Legend.');
return $blocks;
break;
case 'view' :
switch ($delta) {
case 0:
$block['subject'] = t('Calendar Legend');
$block['content'] = !empty($GLOBALS['calendar_stripe_labels']) ? '
'. theme('calendar_stripe_legend') .'
' : '';
return $block;
}
}
}
/**
* Calendar display types
*/
function calendar_display_types() {
return array('year' => t('Year'), 'month' => t('Month'), 'day' => t('Day'), 'week' => t('Week'));
}
/**
* Figure out which type of display to use,
* based on the current argument.
*
* @return year, month, day, or week.
*/
function calendar_current_type($view) {
if (!is_object($view) || !isset($view->argument) || !is_array($view->argument)) {
if (!empty($view->default_display)) {
return $view->default_display;
}
return FALSE;
}
$i = 0;
$date_handler = new date_sql_handler();
foreach ($view->argument as $argument) {
if ($argument['id'] == 'date_argument') {
$parts = array_keys($date_handler->arg_parts($view->args[$i]));
break;
}
$i++;
}
return array_pop($parts);
}
/**
* Identify the base url of the page,
* needed when the calendar is embedded so we
* don't set the url to the calendar url.
*/
function calendar_page_url($view) {
if ($view->build_type == 'page') {
return calendar_real_url($view, $view->real_args);
}
else {
$block_identifier = isset($view->block_identifier) ? $view->block_identifier : 'mini';
return url($_GET['q'], calendar_querystring($view, array($block_identifier => NULL)), NULL, TRUE);
}
}
/**
* Pick up filter and sort info from url.
*/
function calendar_querystring($view, $extra_params = array()) {
$query_params = array_merge($_GET, $extra_params);
// Allow NULL params to be removed from the query string.
foreach ($extra_params AS $key => $value) {
if (!isset($value)) {
unset($query_params[$key]);
}
}
// Filter the special "q" and "view" variables out of the query string.
$exclude = array('q');
// If we don't explicitly add a value for "view", filter it out.
if (empty($extra_params['view'])) {
$exclude[] = 'view';
}
$query = drupal_query_string_encode($query_params, $exclude);
// To prevent an empty query string from adding a "?" on to the end of a URL,
// we return NULL.
return !empty($query) ? $query : NULL;
}
/**
* Create a stripe.
*
* @param $node - the node object
* @param $query_name - the views queryname for this date field
* @param $delta - the delta for this field, used to distinguish fields that appear more than once in the calendar
* @param $stripe - the hex code for this stripe.
* @param $label - the label to give this stripe.
*
* TODO this is still too hard-wired to node types.
* Come back later and make it possible to use taxonomy terms or other
* values as stripe keys.
*
* TODO Need to add in hook so ical and other modules can add things to the legend.
*
* TODO Reconsider use of $GLOBALS as a method of triggering the legend, there
* may be a better way.
*/
function calendar_node_stripe($view, &$node, $query_name, $delta, $stripe = NULL, $label = '') {
$type_names = node_get_types('names');
$colors = isset($view->calendar_colors) ? $view->calendar_colors : array();
if (!$label) {
$label = $type_names[$node->type];
}
if (!$stripe) {
if (array_key_exists($node->type, $colors)) {
$stripe = $colors[$node->type];
}
else {
$stripe = '';
}
}
$node->stripe = $stripe;
$node->stripe_label = $label;
$GLOBALS['calendar_stripe_labels'][$node->type] = array('stripe' => $stripe, 'label' => $label);
return $stripe;
}
/**
* Helper function to figure out a group gid to use in blocks.
*
* @return an array of group nodes that are relevant.
* @todo this may need more work.
*/
function calendar_og_groups($view) {
if (!$groupnode = og_get_group_context()) {
global $user;
$groupnodes = array_keys($user->og_groups);
}
else {
$groupnodes = array($groupnode->nid);
}
return $groupnodes;
}
/**
* A selector to jump to a new date in the calendar.
*
* @param unknown_type $view
* @return unknown
*/
function calendar_date_select($view) {
return '