date_repeat_form.inc in Date 7.2
Add a date repeat selection form to a date field.
Also creates an iCal RRULE from the chosen selections.
Moved to a separate file since it is not used on most pages so the code is not parsed unless needed.
Currently implemented: INTERVAL, UNTIL, EXDATE, RDATE, BYDAY, BYMONTHDAY, BYMONTH, YEARLY, MONTHLY, WEEKLY, DAILY
Currently not implemented:
BYYEARDAY, MINUTELY, HOURLY, SECONDLY, BYMINUTE, BYHOUR, BYSECOND These could be implemented in the future.
COUNT The goal of this module is to create a way we can parse an iCal RRULE and pull out just dates for a specified date range, for instance with a date that repeats daily for several years, we might want to only be able to pull out the dates for the current year.
Adding COUNT to the rules we create makes it impossible to do that without parsing and computing the whole range of dates that the rule will create. COUNT is left off of the user form completely for this reason.
BYSETPOS Seldom used anywhere, so no reason to complicated the code.
File
date_repeat/date_repeat_form.incView source
<?php
/**
* @file
* Add a date repeat selection form to a date field.
*
* Also creates an iCal RRULE from the chosen selections.
*
* Moved to a separate file since it is not used on most pages
* so the code is not parsed unless needed.
*
* Currently implemented:
* INTERVAL, UNTIL, EXDATE, RDATE, BYDAY, BYMONTHDAY, BYMONTH,
* YEARLY, MONTHLY, WEEKLY, DAILY
*
* Currently not implemented:
*
* BYYEARDAY, MINUTELY, HOURLY, SECONDLY, BYMINUTE, BYHOUR, BYSECOND
* These could be implemented in the future.
*
* COUNT
* The goal of this module is to create a way we can parse an iCal
* RRULE and pull out just dates for a specified date range, for
* instance with a date that repeats daily for several years, we might
* want to only be able to pull out the dates for the current year.
*
* Adding COUNT to the rules we create makes it impossible to do that
* without parsing and computing the whole range of dates that the rule
* will create. COUNT is left off of the user form completely for this
* reason.
*
* BYSETPOS
* Seldom used anywhere, so no reason to complicated the code.
*/
/**
* Generate the repeat setting form.
*/
function _date_repeat_rrule_process($element, &$form_state, $form) {
// If the RRULE field is not visible to the user, needs no processing or
// validation. The Date field module is not adding this element to forms if
// the field is hidden, this test is just in case some other module attempts
// to do so.
if (date_hidden_element($element)) {
return $element;
}
module_load_include('inc', 'date_api', 'date_api_ical');
if (empty($element['#date_repeat_widget'])) {
$element['#date_repeat_widget'] = module_exists('date_popup') ? 'date_popup' : 'date_select';
}
if (is_array($element['#default_value'])) {
$element['#value'] = date_repeat_merge($element['#value'], $element);
$rrule = date_api_ical_build_rrule($element['#value']);
}
else {
$rrule = $element['#default_value'];
}
// Empty the original string value of the RRULE so we can create an array of
// values for the form from the RRULE's contents.
$element['#value'] = '';
$parts = date_repeat_split_rrule($rrule);
$rrule = $parts[0];
$exceptions = $parts[1];
$additions = $parts[2];
$timezone = !empty($element['#date_timezone']) ? $element['#date_timezone'] : date_default_timezone();
$merged_values = date_repeat_merge($rrule, $element);
$until = '';
if (!empty($merged_values['UNTIL']['datetime'])) {
$until_date = new DateObject($merged_values['UNTIL']['datetime'], $merged_values['UNTIL']['tz']);
date_timezone_set($until_date, timezone_open($timezone));
$until = date_format($until_date, DATE_FORMAT_DATETIME);
}
$count = '';
if (!empty($merged_values['COUNT'])) {
$count = $merged_values['COUNT'];
}
$element['FREQ'] = array(
'#type' => 'select',
'#title' => t('Repeats', array(), array(
'context' => 'Date repeat',
)),
'#default_value' => !empty($rrule['FREQ']) ? $rrule['FREQ'] : 'WEEKLY',
'#options' => date_repeat_freq_options(),
'#prefix' => '<div class="date-repeat-input">',
'#suffix' => '</div>',
);
$element['daily'] = array(
'#type' => 'container',
'#tree' => TRUE,
'#prefix' => '<div class="date-clear daily">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'DAILY',
),
),
),
);
$element['weekly'] = array(
'#type' => 'container',
'#tree' => TRUE,
'#prefix' => '<div class="date-clear weekly">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'WEEKLY',
),
),
),
);
$element['monthly'] = array(
'#type' => 'container',
'#tree' => TRUE,
'#prefix' => '<div class="date-clear monthly">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'MONTHLY',
),
),
),
);
$element['yearly'] = array(
'#type' => 'container',
'#tree' => TRUE,
'#prefix' => '<div class="date-clear yearly">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'YEARLY',
),
),
),
);
list($prefix, $suffix) = explode('@interval', t('Every @interval days', array(), array(
'context' => 'Date repeat',
)));
$daily_interval = array(
'#type' => 'textfield',
'#title' => t('Repeats', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'invisible',
'#default_value' => !empty($rrule['INTERVAL']) ? $rrule['INTERVAL'] : 1,
'#element_validate' => array(
'element_validate_integer_positive',
),
'#attributes' => array(
'placeholder' => array(
'#',
),
),
'#size' => 3,
'#maxlength' => 3,
'#prefix' => '<div class="date-clear">',
'#suffix' => t('days') . '</div>',
'#field_prefix' => $prefix,
'#field_suffix' => $suffix,
);
list($prefix, $suffix) = explode('@interval', t('Every @interval weeks', array(), array(
'context' => 'Date repeat',
)));
$element['weekly']['INTERVAL'] = array(
'#type' => 'textfield',
'#title' => t('Repeats', array(), array(
'context' => 'Date repeat',
)),
'#default_value' => !empty($rrule['INTERVAL']) ? $rrule['INTERVAL'] : 1,
'#element_validate' => array(
'element_validate_integer_positive',
),
'#attributes' => array(
'placeholder' => array(
'#',
),
),
'#size' => 3,
'#maxlength' => 3,
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
'#field_prefix' => $prefix,
'#field_suffix' => $suffix,
);
list($prefix, $suffix) = explode('@interval', t('Every @interval months', array(), array(
'context' => 'Date repeat',
)));
$element['monthly']['INTERVAL'] = array(
'#access' => FALSE,
'#type' => 'textfield',
'#title' => t('Repeats', array(), array(
'context' => 'Date repeat',
)),
'#default_value' => !empty($rrule['INTERVAL']) ? $rrule['INTERVAL'] : 1,
'#element_validate' => array(
'element_validate_integer_positive',
),
'#attributes' => array(
'placeholder' => array(
'#',
),
),
'#size' => 3,
'#maxlength' => 3,
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
'#field_prefix' => $prefix,
'#field_suffix' => $suffix,
);
list($prefix, $suffix) = explode('@interval', t('Every @interval years', array(), array(
'context' => 'Date repeat',
)));
$element['yearly']['INTERVAL'] = array(
'#type' => 'textfield',
'#title' => t('Repeats', array(), array(
'context' => 'Date repeat',
)),
'#default_value' => !empty($rrule['INTERVAL']) ? $rrule['INTERVAL'] : 1,
'#element_validate' => array(
'element_validate_integer_positive',
),
'#attributes' => array(
'placeholder' => array(
'#',
),
),
'#size' => 3,
'#maxlength' => 3,
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
'#field_prefix' => $prefix,
'#field_suffix' => $suffix,
);
$options = date_repeat_dow_day_options_abbr(TRUE);
$options = date_repeat_dow_day_options_ordered($options);
$element['weekly']['BYDAY'] = array(
'#type' => 'checkboxes',
'#title' => t('Repeat on', array(), array(
'context' => 'Date repeat',
)),
'#default_value' => !empty($rrule['BYDAY']) && $rrule['FREQ'] === 'WEEKLY' ? $rrule['BYDAY'] : array(),
'#options' => $options,
'#attributes' => array(
'class' => array(
'container-inline byday',
),
),
'#multiple' => TRUE,
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
);
$daily_radios_default = 'INTERVAL';
if (isset($rrule['FREQ']) && $rrule['FREQ'] === 'DAILY' && !empty($rrule['BYDAY'])) {
switch (count($rrule['BYDAY'])) {
case 2:
$daily_radios_default = 'every_tu_th';
break;
case 3:
$daily_radios_default = 'every_mo_we_fr';
break;
case 5:
$daily_radios_default = 'every_weekday';
break;
}
}
$daily_every_weekday = array(
'#type' => 'item',
'#markup' => '<div>' . t('Every weekday', array(), array(
'context' => 'Date repeat',
)) . '</div>',
);
$daily_mo_we_fr = array(
'#type' => 'item',
'#markup' => '<div>' . t('Every Mon, Wed, Fri', array(), array(
'context' => 'Date repeat',
)) . '</div>',
);
$daily_tu_th = array(
'#type' => 'item',
'#markup' => '<div>' . t('Every Tue, Thu', array(), array(
'context' => 'Date repeat',
)) . '</div>',
);
$element['daily']['byday_radios'] = array(
'#type' => 'date_repeat_form_element_radios',
'#tree' => TRUE,
'#title' => t('Repeats every', array(), array(
'context' => 'Date repeat',
)),
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'DAILY',
),
),
),
'#default_value' => $daily_radios_default,
'#options' => array(
'INTERVAL' => t('interval'),
'every_weekday' => t('every weekday'),
'every_mo_we_fr' => t('monday wednesday friday'),
'every_tu_th' => t('tuesday thursday'),
),
'INTERVAL_child' => $daily_interval,
'every_weekday_child' => $daily_every_weekday,
'mo_we_fr_child' => $daily_mo_we_fr,
'tu_th_child' => $daily_tu_th,
'#div_classes' => array(
'container-inline interval',
'container-inline weekday',
'container-inline mo-we-fr',
'container-inline tu-th',
),
);
$monthly_day_month_default = 'BYMONTHDAY_BYMONTH';
if (isset($rrule['FREQ']) && $rrule['FREQ'] === 'MONTHLY' && !empty($rrule['BYDAY'])) {
$monthly_day_month_default = 'BYDAY_BYMONTH';
}
$monthly_on_day_bymonthday_of_bymonth = array(
'#type' => 'container',
'#tree' => TRUE,
);
list($bymonthday_title, $bymonthday_suffix) = explode('@bymonthday', t('On day @bymonthday of', array(), array(
'context' => 'Date repeat',
)));
$monthly_on_day_bymonthday_of_bymonth['BYMONTHDAY'] = array(
'#type' => 'select',
'#title' => $bymonthday_title,
'#default_value' => !empty($rrule['BYMONTHDAY']) && $rrule['FREQ'] === 'MONTHLY' ? $rrule['BYMONTHDAY'] : '',
'#options' => drupal_map_assoc(range(1, 31)) + drupal_map_assoc(range(-1, -31)),
'#multiple' => FALSE,
'#prefix' => '<div class="date-clear bymonthday">',
'#suffix' => '</div>',
'#field_suffix' => $bymonthday_suffix,
);
$monthly_on_day_bymonthday_of_bymonth['BYMONTH'] = array(
'#type' => 'checkboxes',
'#title' => t('Bymonth', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'invisible',
'#default_value' => !empty($rrule['BYMONTH']) && $rrule['FREQ'] === 'MONTHLY' && $monthly_day_month_default === 'BYMONTHDAY_BYMONTH' ? $rrule['BYMONTH'] : array(),
'#options' => date_month_names_abbr(TRUE),
'#attributes' => array(
'class' => array(
'container-inline',
),
),
'#multiple' => TRUE,
'#prefix' => '<div class="date-clear bymonth">',
'#suffix' => '</div>',
);
$monthly_on_the_byday_of_bymonth = array(
'#type' => 'container',
'#tree' => TRUE,
);
$monthly_byday_count = '';
$monthly_byday_day = '';
if (isset($rrule['BYDAY']) && !empty($rrule['BYDAY']) && $rrule['FREQ'] === 'MONTHLY') {
$monthly_byday_count = substr($rrule['BYDAY'][0], 0, -2);
$monthly_byday_day = substr($rrule['BYDAY'][0], -2);
}
list($byday_count_title, $byday_day_title) = explode('@byday', t('On the @byday of', array(), array(
'context' => 'Date repeat',
)));
$monthly_on_the_byday_of_bymonth['BYDAY_COUNT'] = array(
'#type' => 'select',
'#title' => $byday_count_title,
'#default_value' => !empty($monthly_byday_count) ? $monthly_byday_count : '',
'#options' => date_order_translated(),
'#multiple' => FALSE,
'#prefix' => '<div class="date-repeat-input byday-count">',
'#suffix' => '</div>',
);
$monthly_on_the_byday_of_bymonth['BYDAY_DAY'] = array(
'#type' => 'select',
'#title' => $byday_day_title,
'#title_display' => 'after',
'#default_value' => !empty($monthly_byday_day) ? $monthly_byday_day : '',
'#options' => date_repeat_dow_day_options(TRUE),
'#multiple' => FALSE,
'#prefix' => '<div class="date-repeat-input byday-day">',
'#suffix' => '</div>',
);
$monthly_on_the_byday_of_bymonth['BYMONTH'] = array(
'#type' => 'checkboxes',
'#title' => t('Bymonth', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'invisible',
'#default_value' => !empty($rrule['BYMONTH']) && $rrule['FREQ'] === 'MONTHLY' && $monthly_day_month_default === 'BYDAY_BYMONTH' ? $rrule['BYMONTH'] : array(),
'#options' => date_month_names_abbr(TRUE),
'#attributes' => array(
'class' => array(
'container-inline',
),
),
'#multiple' => TRUE,
'#prefix' => '<div class="date-clear bymonth">',
'#suffix' => '</div>',
);
$element['monthly']['day_month'] = array(
'#type' => 'date_repeat_form_element_radios',
'#tree' => TRUE,
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'MONTHLY',
),
),
),
'#attributes' => array(
'class' => array(
'date-repeat-radios clearfix',
),
),
'#default_value' => $monthly_day_month_default,
'#options' => array(
'BYMONTHDAY_BYMONTH' => t('On day ... of ...'),
'BYDAY_BYMONTH' => t('On the ... of ...'),
),
'BYMONTHDAY_BYMONTH_child' => $monthly_on_day_bymonthday_of_bymonth,
'BYDAY_BYMONTH_child' => $monthly_on_the_byday_of_bymonth,
'#div_classes' => array(
'date-repeat-radios-item date-clear clearfix bymonthday-bymonth',
'date-repeat-radios-item date-clear clearfix byday-bymonth',
),
);
$yearly_day_month_default = 'BYMONTHDAY_BYMONTH';
if (isset($rrule['FREQ']) && $rrule['FREQ'] === 'YEARLY' && !empty($rrule['BYDAY'])) {
$yearly_day_month_default = 'BYDAY_BYMONTH';
}
$yearly_on_day_bymonthday_of_bymonth = array(
'#type' => 'container',
'#tree' => TRUE,
);
list($bymonthday_title, $bymonthday_suffix) = explode('@bymonthday', t('On day @bymonthday of', array(), array(
'context' => 'Date repeat',
)));
$yearly_on_day_bymonthday_of_bymonth['BYMONTHDAY'] = array(
'#type' => 'select',
'#title' => $bymonthday_title,
'#default_value' => !empty($rrule['BYMONTHDAY']) && $rrule['FREQ'] === 'YEARLY' ? $rrule['BYMONTHDAY'] : '',
'#options' => drupal_map_assoc(range(1, 31)) + drupal_map_assoc(range(-1, -31)),
'#multiple' => FALSE,
'#prefix' => '<div class="date-clear bymonthday">',
'#suffix' => '</div>',
'#field_suffix' => $bymonthday_suffix,
);
$yearly_on_day_bymonthday_of_bymonth['BYMONTH'] = array(
'#type' => 'checkboxes',
'#title' => t('Bymonth', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'invisible',
'#default_value' => !empty($rrule['BYMONTH']) && $rrule['FREQ'] === 'YEARLY' && $yearly_day_month_default === 'BYMONTHDAY_BYMONTH' ? $rrule['BYMONTH'] : array(),
'#options' => date_month_names_abbr(TRUE),
'#attributes' => array(
'class' => array(
'container-inline',
),
),
'#multiple' => TRUE,
'#prefix' => '<div class="date-clear bymonth">',
'#suffix' => '</div>',
);
$yearly_on_the_byday_of_bymonth = array(
'#type' => 'container',
'#tree' => TRUE,
);
$yearly_byday_count = '';
$yearly_byday_day = '';
if (isset($rrule['BYDAY']) && !empty($rrule['BYDAY']) && $rrule['FREQ'] === 'YEARLY') {
$yearly_byday_count = substr($rrule['BYDAY'][0], 0, -2);
$yearly_byday_day = substr($rrule['BYDAY'][0], -2);
}
list($byday_count_title, $byday_day_title) = explode('@byday', t('On the @byday of', array(), array(
'context' => 'Date repeat',
)));
$yearly_on_the_byday_of_bymonth['BYDAY_COUNT'] = array(
'#type' => 'select',
'#title' => $byday_count_title,
'#default_value' => !empty($yearly_byday_count) ? $yearly_byday_count : '',
'#options' => date_order_translated(),
'#multiple' => FALSE,
'#prefix' => '<div class="date-repeat-input byday-count">',
'#suffix' => '</div>',
);
$yearly_on_the_byday_of_bymonth['BYDAY_DAY'] = array(
'#type' => 'select',
'#title' => $byday_day_title,
'#title_display' => 'after',
'#default_value' => !empty($yearly_byday_day) ? $yearly_byday_day : '',
'#options' => date_repeat_dow_day_options(TRUE),
'#multiple' => FALSE,
'#prefix' => '<div class="date-repeat-input byday-day">',
'#suffix' => '</div>',
);
$yearly_on_the_byday_of_bymonth['BYMONTH'] = array(
'#type' => 'checkboxes',
'#title' => t('Bymonth', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'invisible',
'#default_value' => !empty($rrule['BYMONTH']) && $rrule['FREQ'] === 'YEARLY' && $yearly_day_month_default === 'BYDAY_BYMONTH' ? $rrule['BYMONTH'] : array(),
'#options' => date_month_names_abbr(TRUE),
'#attributes' => array(
'class' => array(
'container-inline',
),
),
'#multiple' => TRUE,
'#prefix' => '<div class="date-clear bymonth">',
'#suffix' => '</div>',
);
$element['yearly']['day_month'] = array(
'#type' => 'date_repeat_form_element_radios',
'#tree' => TRUE,
'#prefix' => '<div class="date-clear">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'YEARLY',
),
),
),
'#attributes' => array(
'class' => array(
'date-repeat-radios clearfix',
),
),
'#default_value' => $yearly_day_month_default,
'#options' => array(
'BYMONTHDAY_BYMONTH' => t('On day ... of ...'),
'BYDAY_BYMONTH' => t('On the ... of ...'),
),
'BYMONTHDAY_BYMONTH_child' => $yearly_on_day_bymonthday_of_bymonth,
'BYDAY_BYMONTH_child' => $yearly_on_the_byday_of_bymonth,
'#div_classes' => array(
'date-repeat-radios-item date-clear clearfix bymonthday-bymonth',
'date-repeat-radios-item date-clear clearfix byday-bymonth',
),
);
list($prefix, $suffix) = explode('@count', t('After @count occurrences', array(), array(
'context' => 'Date repeat',
)));
$count_form_element = array(
'#type' => 'textfield',
'#title' => t('Count', array(), array(
'context' => 'Date repeat',
)),
'#default_value' => $count,
'#element_validate' => array(
'element_validate_integer_positive',
),
'#attributes' => array(
'placeholder' => array(
'#',
),
),
'#prefix' => $prefix,
'#suffix' => $suffix,
'#size' => 10,
'#maxlength' => 10,
);
$until_form_element = array(
'#type' => 'container',
'#tree' => TRUE,
'#prefix' => '<div class="date-prefix-inline">' . t('On', array(), array(
'context' => 'Date repeat',
)) . '</div>',
'datetime' => array(
'#type' => $element['#date_repeat_widget'],
'#title' => t('Until', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'invisible',
'#default_value' => $until,
'#date_format' => !empty($element['#date_format']) ? date_limit_format($element['#date_format'], array(
'year',
'month',
'day',
)) : 'Y-m-d',
'#date_timezone' => $timezone,
'#date_text_parts' => !empty($element['#date_text_parts']) ? $element['#date_text_parts'] : array(),
'#date_year_range' => !empty($element['#date_year_range']) ? $element['#date_year_range'] : '-3:+3',
'#date_label_position' => !empty($element['#date_label_position']) ? $element['#date_label_position'] : 'within',
'#date_flexible' => 0,
),
'tz' => array(
'#type' => 'hidden',
'#value' => $element['#date_timezone'],
),
'all_day' => array(
'#type' => 'hidden',
'#value' => 1,
),
'granularity' => array(
'#type' => 'hidden',
'#value' => serialize(array(
'year',
'month',
'day',
)),
),
);
$range_of_repeat_default = 'COUNT';
if (!empty($until)) {
$range_of_repeat_default = 'UNTIL';
}
$element['range_of_repeat'] = array(
'#type' => 'date_repeat_form_element_radios',
'#tree' => TRUE,
'#title' => t('Stop repeating', array(), array(
'context' => 'Date repeat',
)),
'#title_display' => 'before',
'#prefix' => '<div class="date-clear range-of-repeat">',
'#suffix' => '</div>',
'#states' => array(
'invisible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'NONE',
),
),
),
'#default_value' => $range_of_repeat_default,
'#options' => array(
'COUNT' => t('Count'),
'UNTIL' => t('Until'),
),
'count_child' => $count_form_element,
'until_child' => $until_form_element,
'#div_classes' => array(
'container-inline count',
"until widget-{$element['#date_repeat_widget']} label-{$element['#date_label_position']}",
),
);
$parents = $element['#array_parents'];
$instance = implode('-', $parents);
// Make sure this will work right either in the normal form or in an AJAX
// callback from the 'Add more' button.
if (empty($form_state['num_exceptions'][$instance])) {
$form_state['num_exceptions'][$instance] = count($exceptions);
}
if ($form_state['num_exceptions'][$instance] == 0) {
$collapsed = TRUE;
}
else {
$collapsed = FALSE;
}
$element['show_exceptions'] = array(
'#type' => 'checkbox',
'#title' => t('Exclude dates', array(), array(
'context' => 'Date repeat',
)),
'#states' => array(
'invisible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'NONE',
),
),
),
'#default_value' => empty($form_state['num_exceptions'][$instance]) ? 0 : 1,
);
$element['exceptions'] = array(
'#type' => 'container',
'#prefix' => '<div id="date-repeat-exceptions-' . $instance . '" class="date-repeat">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[show_exceptions]\"]" => array(
'checked' => TRUE,
),
),
),
);
for ($i = 0; $i < max($form_state['num_exceptions'][$instance], 1); $i++) {
$except = '';
if (!empty($exceptions[$i]['datetime'])) {
$ex_date = new DateObject($exceptions[$i]['datetime'], $exceptions[$i]['tz']);
date_timezone_set($ex_date, timezone_open($timezone));
$except = date_format($ex_date, DATE_FORMAT_DATETIME);
}
$date_format = 'Y-m-d';
if (!empty($element['#date_format'])) {
$grans = array(
'year',
'month',
'day',
);
$date_format = date_limit_format($element['#date_format'], $grans);
}
$element['exceptions']['EXDATE'][$i] = array(
'#tree' => TRUE,
'datetime' => array(
'#name' => 'exceptions|' . $instance,
'#type' => $element['#date_repeat_widget'],
'#default_value' => $except,
'#date_timezone' => !empty($element['#date_timezone']) ? $element['#date_timezone'] : date_default_timezone(),
'#date_format' => $date_format,
'#date_text_parts' => !empty($element['#date_text_parts']) ? $element['#date_text_parts'] : array(),
'#date_year_range' => !empty($element['#date_year_range']) ? $element['#date_year_range'] : '-3:+3',
'#date_label_position' => !empty($element['#date_label_position']) ? $element['#date_label_position'] : 'within',
'#date_flexible' => 0,
),
'tz' => array(
'#type' => 'hidden',
'#value' => $element['#date_timezone'],
),
'all_day' => array(
'#type' => 'hidden',
'#value' => 1,
),
'granularity' => array(
'#type' => 'hidden',
'#value' => serialize(array(
'year',
'month',
'day',
)),
),
);
}
// Collect additions in the same way as exceptions - implements RDATE.
if (empty($form_state['num_additions'][$instance])) {
$form_state['num_additions'][$instance] = count($additions);
}
if ($form_state['num_additions'][$instance] == 0) {
$collapsed = TRUE;
}
else {
$collapsed = FALSE;
}
$element['show_additions'] = array(
'#type' => 'checkbox',
'#title' => t('Include dates', array(), array(
'context' => 'Date repeat',
)),
'#states' => array(
'invisible' => array(
":input[name=\"{$element['#name']}[FREQ]\"]" => array(
'value' => 'NONE',
),
),
),
'#default_value' => empty($form_state['num_additions'][$instance]) ? 0 : 1,
);
$element['additions'] = array(
'#type' => 'container',
'#prefix' => '<div id="date-repeat-additions-' . $instance . '" class="date-repeat">',
'#suffix' => '</div>',
'#states' => array(
'visible' => array(
":input[name=\"{$element['#name']}[show_additions]\"]" => array(
'checked' => TRUE,
),
),
),
);
for ($i = 0; $i < max($form_state['num_additions'][$instance], 1); $i++) {
$r_date = '';
if (!empty($additions[$i]['datetime'])) {
$rdate = new DateObject($additions[$i]['datetime'], $additions[$i]['tz']);
date_timezone_set($rdate, timezone_open($timezone));
$r_date = date_format($rdate, DATE_FORMAT_DATETIME);
}
$date_format = 'Y-m-d';
if (!empty($element['#date_format'])) {
$grans = array(
'year',
'month',
'day',
);
$date_format = date_limit_format($element['#date_format'], $grans);
}
$element['additions']['RDATE'][$i] = array(
'#tree' => TRUE,
'datetime' => array(
'#type' => $element['#date_repeat_widget'],
'#name' => 'additions|' . $instance,
'#default_value' => $r_date,
'#date_timezone' => !empty($element['#date_timezone']) ? $element['#date_timezone'] : date_default_timezone(),
'#date_format' => $date_format,
'#date_text_parts' => !empty($element['#date_text_parts']) ? $element['#date_text_parts'] : array(),
'#date_year_range' => !empty($element['#date_year_range']) ? $element['#date_year_range'] : '-3:+3',
'#date_label_position' => !empty($element['#date_label_position']) ? $element['#date_label_position'] : 'within',
'#date_flexible' => 0,
),
'tz' => array(
'#type' => 'hidden',
'#value' => $element['#date_timezone'],
),
'all_day' => array(
'#type' => 'hidden',
'#value' => 1,
),
'granularity' => array(
'#type' => 'hidden',
'#value' => serialize(array(
'year',
'month',
'day',
)),
),
);
}
$element['exceptions']['exceptions_add'] = array(
'#type' => 'submit',
'#name' => 'exceptions_add|' . $instance,
'#value' => t('Add exception'),
'#submit' => array(
'date_repeat_add_exception',
),
'#limit_validation_errors' => array(),
'#ajax' => array(
'callback' => 'date_repeat_add_exception_callback',
'wrapper' => 'date-repeat-exceptions-' . $instance,
),
);
$element['additions']['additions_add'] = array(
'#type' => 'submit',
'#name' => 'additions_add|' . $instance,
'#value' => t('Add addition'),
'#submit' => array(
'date_repeat_add_addition',
),
'#limit_validation_errors' => array(),
'#ajax' => array(
'callback' => 'date_repeat_add_addition_callback',
'wrapper' => 'date-repeat-additions-' . $instance,
),
);
$element['#date_repeat_collapsed'] = !empty($rrule['INTERVAL']) || !empty($rrule['FREQ']) ? 0 : (!empty($element['#date_repeat_collapsed']) ? $element['#date_repeat_collapsed'] : 0);
return $element;
}
/**
* Add callback to date repeat.
*/
function date_repeat_add_exception_callback($form, &$form_state) {
$parents = $form_state['triggering_element']['#array_parents'];
$button_key = array_pop($parents);
$element = drupal_array_get_nested_value($form, $parents);
return $element;
}
/**
* Add addition callback to date repeat.
*/
function date_repeat_add_addition_callback($form, &$form_state) {
$parents = $form_state['triggering_element']['#array_parents'];
$button_key = array_pop($parents);
$element = drupal_array_get_nested_value($form, $parents);
return $element;
}
/**
* Add exception to date repeat.
*/
function date_repeat_add_exception($form, &$form_state) {
$parents = $form_state['triggering_element']['#array_parents'];
$instance = implode('-', array_slice($parents, 0, count($parents) - 2));
$form_state['num_exceptions'][$instance]++;
$form_state['rebuild'] = TRUE;
}
/**
* Add addition to date repeat.
*/
function date_repeat_add_addition($form, &$form_state) {
$parents = $form_state['triggering_element']['#array_parents'];
$instance = implode('-', array_slice($parents, 0, count($parents) - 2));
$form_state['num_additions'][$instance]++;
$form_state['rebuild'] = TRUE;
}
/**
* Regroup values back into a consistant array, no matter what state it is in.
*/
function date_repeat_merge($form_values, $element) {
if (empty($form_values) || !is_array($form_values)) {
return $form_values;
}
if (array_key_exists('exceptions', $form_values) || array_key_exists('additions', $form_values)) {
if (!array_key_exists('exceptions', $form_values)) {
$form_values['exceptions'] = array();
}
if (!array_key_exists('additions', $form_values)) {
$form_values['additions'] = array();
}
$form_values = array_merge($form_values, (array) $form_values['exceptions'], (array) $form_values['additions']);
unset($form_values['exceptions']);
unset($form_values['additions']);
}
if (array_key_exists('FREQ', $form_values)) {
switch ($form_values['FREQ']) {
case 'DAILY':
if (array_key_exists('daily', $form_values)) {
switch ($form_values['daily']['byday_radios']) {
case 'INTERVAL':
$form_values['INTERVAL'] = $form_values['daily']['INTERVAL_child'];
break;
case 'every_weekday':
$form_values['BYDAY'] = array(
'MO',
'TU',
'WE',
'TH',
'FR',
);
break;
case 'every_mo_we_fr':
$form_values['BYDAY'] = array(
'MO',
'WE',
'FR',
);
break;
case 'every_tu_th':
$form_values['BYDAY'] = array(
'TU',
'TH',
);
break;
}
}
break;
case 'WEEKLY':
if (array_key_exists('weekly', $form_values)) {
$form_values = array_merge($form_values, (array) $form_values['weekly']);
if (array_key_exists('BYDAY', $form_values)) {
$form_values['BYDAY'] = date_repeat_transform_checkbox_values_to_select_values($form_values['BYDAY']);
}
}
break;
case 'MONTHLY':
if (array_key_exists('monthly', $form_values)) {
switch ($form_values['monthly']['day_month']) {
case 'BYMONTHDAY_BYMONTH':
$form_values['monthly'] = array_merge($form_values['monthly'], (array) $form_values['monthly']['BYMONTHDAY_BYMONTH_child']);
break;
case 'BYDAY_BYMONTH':
$form_values['monthly']['BYDAY_BYMONTH_child']['BYDAY'] = $form_values['monthly']['BYDAY_BYMONTH_child']['BYDAY_COUNT'] . $form_values['monthly']['BYDAY_BYMONTH_child']['BYDAY_DAY'];
$form_values['monthly'] = array_merge($form_values['monthly'], (array) $form_values['monthly']['BYDAY_BYMONTH_child']);
break;
}
unset($form_values['monthly']['BYDAY_BYMONTH_child']);
unset($form_values['monthly']['BYMONTHDAY_BYMONTH_child']);
$form_values = array_merge($form_values, (array) $form_values['monthly']);
if (array_key_exists('BYMONTH', $form_values)) {
$form_values['BYMONTH'] = date_repeat_transform_checkbox_values_to_select_values($form_values['BYMONTH']);
}
if (array_key_exists('BYMONTHDAY', $form_values) && !is_array($form_values['BYMONTHDAY'])) {
$form_values['BYMONTHDAY'] = (array) $form_values['BYMONTHDAY'];
}
if (array_key_exists('BYDAY', $form_values) && !is_array($form_values['BYDAY'])) {
$form_values['BYDAY'] = (array) $form_values['BYDAY'];
}
}
break;
case 'YEARLY':
if (array_key_exists('yearly', $form_values)) {
switch ($form_values['yearly']['day_month']) {
case 'BYMONTHDAY_BYMONTH':
$form_values['yearly'] = array_merge($form_values['yearly'], (array) $form_values['yearly']['BYMONTHDAY_BYMONTH_child']);
break;
case 'BYDAY_BYMONTH':
$form_values['yearly']['BYDAY_BYMONTH_child']['BYDAY'] = $form_values['yearly']['BYDAY_BYMONTH_child']['BYDAY_COUNT'] . $form_values['yearly']['BYDAY_BYMONTH_child']['BYDAY_DAY'];
$form_values['yearly'] = array_merge($form_values['yearly'], (array) $form_values['yearly']['BYDAY_BYMONTH_child']);
break;
}
unset($form_values['yearly']['BYDAY_BYMONTH_child']);
unset($form_values['yearly']['BYMONTHDAY_BYMONTH_child']);
$form_values = array_merge($form_values, (array) $form_values['yearly']);
if (array_key_exists('BYMONTH', $form_values)) {
$form_values['BYMONTH'] = date_repeat_transform_checkbox_values_to_select_values($form_values['BYMONTH']);
}
if (array_key_exists('BYMONTHDAY', $form_values) && !is_array($form_values['BYMONTHDAY'])) {
$form_values['BYMONTHDAY'] = (array) $form_values['BYMONTHDAY'];
}
if (array_key_exists('BYDAY', $form_values) && !is_array($form_values['BYDAY'])) {
$form_values['BYDAY'] = (array) $form_values['BYDAY'];
}
}
break;
}
}
unset($form_values['daily']);
unset($form_values['weekly']);
unset($form_values['monthly']);
unset($form_values['yearly']);
if (array_key_exists('range_of_repeat', $form_values)) {
switch ($form_values['range_of_repeat']) {
case 'COUNT':
$form_values['COUNT'] = $form_values['count_child'];
break;
case 'UNTIL':
$form_values['UNTIL'] = $form_values['until_child'];
break;
}
}
unset($form_values['count_child']);
unset($form_values['until_child']);
if (array_key_exists('BYDAY', $form_values) && is_array($form_values['BYDAY'])) {
unset($form_values['BYDAY']['']);
}
if (array_key_exists('BYMONTH', $form_values) && is_array($form_values['BYMONTH'])) {
unset($form_values['BYMONTH']['']);
}
if (array_key_exists('BYMONTHDAY', $form_values) && is_array($form_values['BYMONTHDAY'])) {
unset($form_values['BYMONTHDAY']['']);
}
if (array_key_exists('UNTIL', $form_values) && is_array($form_values['UNTIL']['datetime'])) {
$function = $element['#date_repeat_widget'] . '_input_date';
$until_element = $element;
$until_element['#date_format'] = !empty($element['#date_format']) ? date_limit_format($element['#date_format'], array(
'year',
'month',
'day',
)) : 'Y-m-d';
$date = $function($until_element, $form_values['UNTIL']['datetime']);
$form_values['UNTIL']['datetime'] = is_object($date) ? $date
->format(DATE_FORMAT_DATETIME) : '';
}
if (array_key_exists('show_exceptions', $form_values) && $form_values['show_exceptions'] === 0) {
unset($form_values['EXDATE']);
}
if (array_key_exists('EXDATE', $form_values) && is_array($form_values['EXDATE'])) {
$function = $element['#date_repeat_widget'] . '_input_date';
$exdate_element = $element;
$date_format = 'Y-m-d';
if (!empty($element['#date_format'])) {
$grans = array(
'year',
'month',
'day',
);
$date_format = date_limit_format($element['#date_format'], $grans);
}
foreach ($form_values['EXDATE'] as $delta => $value) {
if (is_array($value['datetime'])) {
$exdate_element['#date_format'] = $date_format;
$date = $function($exdate_element, $form_values['EXDATE'][$delta]['datetime']);
$form_values['EXDATE'][$delta]['datetime'] = is_object($date) ? $date
->format(DATE_FORMAT_DATETIME) : '';
}
}
}
if (array_key_exists('show_additions', $form_values) && $form_values['show_additions'] === 0) {
unset($form_values['RDATE']);
}
if (array_key_exists('RDATE', $form_values) && is_array($form_values['RDATE'])) {
$function = $element['#date_repeat_widget'] . '_input_date';
$rdate_element = $element;
$date_format = 'Y-m-d';
if (!empty($element['#date_format'])) {
$grans = array(
'year',
'month',
'day',
);
$date_format = date_limit_format($element['#date_format'], $grans);
}
foreach ($form_values['RDATE'] as $delta => $value) {
if (is_array($value['datetime'])) {
$rdate_element['#date_format'] = $date_format;
$date = $function($rdate_element, $form_values['RDATE'][$delta]['datetime']);
$form_values['RDATE'][$delta]['datetime'] = is_object($date) ? $date
->format(DATE_FORMAT_DATETIME) : '';
}
}
}
return $form_values;
}
/**
* Build a RRULE out of the form values.
*/
function date_repeat_rrule_validate($element, &$form_state) {
if (date_hidden_element($element)) {
return;
}
$parents = $element['#parents'];
array_pop($parents);
$field_values = drupal_array_get_nested_value($form_state['values'], $parents);
if ($field_values['show_repeat_settings'] === 0 || $field_values['rrule']['FREQ'] === 'NONE') {
form_set_value($element, NULL, $form_state);
return;
}
// Clean the buttons off of the form. Needed to avoid errors when the date is
// used on a user object, which then passes the form through
// form_state_values_clean().
foreach ($form_state['buttons'] as $delta => $item) {
if (!empty($item['#ajax']['callback']) && in_array($item['#ajax']['callback'], array(
'date_repeat_add_exception_callback',
'date_repeat_add_addition_callback',
))) {
unset($form_state['buttons'][$delta]);
}
}
module_load_include('inc', 'date_api', 'date_api_ical');
$item = drupal_array_get_nested_value($form_state['values'], $element['#parents']);
$item = date_repeat_merge($item, $element);
$rrule = date_api_ical_build_rrule($item);
form_set_value($element, $rrule, $form_state);
}
/**
* Theme the exception list as a table so the buttons line up.
*/
function theme_date_repeat_current_exceptions($vars) {
$rows = $vars['rows'];
$rows_info = array();
foreach ($rows as $key => $value) {
if (substr($key, 0, 1) != '#') {
$rows_info[] = array(
drupal_render($value['action']),
drupal_render($value['display']),
);
}
}
return theme('table', array(
'header' => array(
t('Delete'),
t('Current exceptions'),
),
'rows' => $rows_info,
));
}
/**
* Theme the exception list as a table so the buttons line up.
*/
function theme_date_repeat_current_additions($rows = array()) {
$rows_info = array();
foreach ($rows as $key => $value) {
if (substr($key, 0, 1) != '#') {
$rows_info[] = array(
drupal_render($value['action']),
drupal_render($value['display']),
);
}
}
return theme('table', array(
'header' => array(
t('Delete'),
t('Current additions'),
),
'rows' => $rows_info,
));
}
/**
* Wrapper fieldset for repeat rule.
*/
function theme_date_repeat_rrule($vars) {
$element = $vars['element'];
$id = drupal_html_id('repeat-settings-fieldset');
$parents = $element['#parents'];
$selector = $parents[0];
for ($i = 1; $i < count($parents) - 1; $i++) {
$selector .= '[' . $parents[$i] . ']';
}
$selector .= '[show_repeat_settings]';
$fieldset = array(
'#type' => 'item',
'#title' => t('Repeat settings'),
'#title_display' => 'invisible',
'#markup' => $element['#children'],
'#states' => array(
'invisible' => array(
":input[name=\"{$selector}\"]" => array(
'checked' => FALSE,
),
),
),
'#id' => $id,
);
return drupal_render($fieldset);
}
/**
* Filter non zero values.
*/
function date_repeat_filter_non_zero_value($value) {
return $value !== 0;
}
/**
* Helper function for transforming the return value of checkbox(es) element.
*
* Can be used for transforming the returned value of checkbox(es) element to
* the format of returned value of multiple select element.
*/
function date_repeat_transform_checkbox_values_to_select_values($values) {
return array_filter($values, 'date_repeat_filter_non_zero_value');
}Functions
Name |
Description |
|---|---|
| date_repeat_add_addition | Add addition to date repeat. |
| date_repeat_add_addition_callback | Add addition callback to date repeat. |
| date_repeat_add_exception | Add exception to date repeat. |
| date_repeat_add_exception_callback | Add callback to date repeat. |
| date_repeat_filter_non_zero_value | Filter non zero values. |
| date_repeat_merge | Regroup values back into a consistant array, no matter what state it is in. |
| date_repeat_rrule_validate | Build a RRULE out of the form values. |
| date_repeat_transform_checkbox_values_to_select_values | Helper function for transforming the return value of checkbox(es) element. |
| theme_date_repeat_current_additions | Theme the exception list as a table so the buttons line up. |
| theme_date_repeat_current_exceptions | Theme the exception list as a table so the buttons line up. |
| theme_date_repeat_rrule | Wrapper fieldset for repeat rule. |
| _date_repeat_rrule_process | Generate the repeat setting form. |