New module 'Calendar'
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<?php
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//$Id: calendar.inc,v 1.1.2.4 2011/01/02 00:00:56 karens Exp $
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/**
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* Build calendar
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*
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* @param unknown_type $view
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* @param unknown_type $items
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* @return themed table
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*/
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function calendar_build_calendar($view, $items) {
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// Remove nodes outside the selected date range.
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$values = array();
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foreach ($items as $delta => $item) {
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if (empty($item->calendar_start_date) || empty($item->calendar_end_date)) {
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continue;
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}
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$item_start = date_format($item->calendar_start_date, DATE_FORMAT_DATE);
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$item_end = date_format($item->calendar_end_date, DATE_FORMAT_DATE);
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if (($item_start >= $view->date_info->min_date_date && $item_start <= $view->date_info->max_date_date)
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|| ($item_end >= $view->date_info->min_date_date && $item_end <= $view->date_info->max_date_date)) {
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$values[$item_start][date_format($item->date_start, 'H:i:s')][] = $item;
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}
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}
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$items = $values;
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ksort($items);
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$rows = array();
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$curday = drupal_clone($view->date_info->min_date);
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switch ($view->date_info->granularity) {
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case 'year':
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$rows = array();
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$view->date_info->mini = TRUE;
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for ($i = 1; $i <= 12; $i++) {
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$rows[$i] = calendar_build_mini_month($curday, $view, $items);
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}
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$view->date_info->mini = FALSE;
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break;
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case 'month':
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$rows = ($view->date_info->mini) ? calendar_build_mini_month($curday, $view, $items) : calendar_build_month($curday, $view, $items);
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break;
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case 'day':
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$rows = calendar_build_day($curday, $view, $items);
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break;
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case 'week':
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$rows = calendar_build_week($curday, $view, $items);
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// Merge the day names in as the first row.
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$rows = array_merge(array(calendar_week_header($view)), $rows);
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break;
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}
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return $rows;
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}
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/**
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* Build one month.
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*/
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function calendar_build_mini_month(&$curday, $view, $items) {
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$month = date_format($curday, 'n');
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date_modify($curday, '-' . strval(date_format($curday, 'j')-1) . ' days');
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$rows = array();
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do {
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$rows = array_merge($rows, calendar_build_mini_week($curday, $view, $items, TRUE));
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$curday_month = date_format($curday, 'n');
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} while ($curday_month == $month && $curday_date <= $view->date_info->max_date_date);
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// Merge the day names in as the first row.
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$rows = array_merge(array(calendar_week_header($view)), $rows);
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return $rows;
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}
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/**
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* Build one month.
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*/
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function calendar_build_month(&$curday, $view, $items) {
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$month = date_format($curday, 'n');
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$weekdays = calendar_untranslated_days($items, $view);
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date_modify($curday, '-' . strval(date_format($curday, 'j')-1) . ' days');
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$rows = array();
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do {
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$init_day = clone($curday);
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$today = date_format(date_now(date_default_timezone_name()), DATE_FORMAT_DATE);
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$month = date_format($curday, 'n');
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$week = date_week($curday_date);
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$first_day = variable_get('date_first_day', 0);
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$week_rows = calendar_build_week($curday, $view, $items, TRUE);
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$multiday_buckets = $week_rows['multiday_buckets'];
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$singleday_buckets = $week_rows['singleday_buckets'];
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$total_rows = $week_rows['total_rows'];
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// Theme each row
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$output = "";
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$final_day = clone($curday);
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$iehint = 0;
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$max_multirow_cnt = 0;
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$max_singlerow_cnt = 0;
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for ($i = 0; $i < $total_rows + 1; $i++) {
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$inner = "";
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// If we're displaying the week number, add it as the
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// first cell in the week.
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if ($i == 0 && !empty($view->date_info->style_with_weekno) && !in_array($view->date_info->granularity, array('day', 'week'))) {
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$url = $view->get_path() .'/'. $view->date_info->year .'-W'. $week;
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if (!empty($view->date_info->display_types['week'])) {
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$weekno = l($week, $url, array('query' => !empty($view->date_info->append) ? $view->date_info->append : ''));
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}
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else {
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// Do not link week numbers, if Week views are disabled.
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$weekno = $week;
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}
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$item = array(
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'entry' => $weekno,
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'colspan' => 1,
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'rowspan' => $total_rows + 1,
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'id' => $view->name . '-weekno-' . $curday_date,
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'class' => 'week'
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);
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$inner .= theme('calendar_month_col', $item);
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}
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$curday = clone($init_day);
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// move backwards to the first day of the week
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$day_wday = date_format($curday, 'w');
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date_modify($curday, '-' . strval((7 + $day_wday - $first_day) % 7) . ' days');
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for ( $wday = 0; $wday < 7; $wday++) {
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$class = strtolower($weekdays[$wday]);
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$item = NULL;
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$in_month = !($curday_date < $view->date_info->min_date_date || $curday_date > $view->date_info->max_date_date || date_format($curday, 'n') != $month);
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// Add the datebox
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if ($i == 0) {
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$count = $in_month ? intval(count($multiday_buckets[$wday]) + count($singleday_buckets[$wday])) : FALSE;
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$item = array(
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'entry' => theme('calendar_datebox', $curday_date, $view, $items, $count),
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'colspan' => 1,
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'rowspan' => 1,
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'class' => 'date-box',
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'date' => $curday_date,
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'id' => $view->name . '-' . $curday_date . '-date-box'
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);
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$item['class'] .= ($curday_date == $today && $in_month ? ' today' : '') .
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($curday_date < $today ? ' past' : '') .
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($curday_date > $today ? ' future' : '');
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}
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else {
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$index = $i - 1;
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$multi_count = count($multiday_buckets[$wday]);
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// Process multiday buckets first. If there is a multiday-bucket item in this row...
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if ($index < $multi_count) {
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// If this item is filled with either a blank or an entry...
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if ($multiday_buckets[$wday][$index]['filled']) {
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// Add item and add class
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$item = $multiday_buckets[$wday][$index];
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$item['class'] = 'multi-day';
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$item['date'] = $curday_date;
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// Is this an entry?
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if (!$multiday_buckets[$wday][$index]['avail']) {
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// If the item either starts or ends on today,
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// then add tags so we can style the borders
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if ($curday_date == $today && $in_month) {
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$item['class'] .= ' starts-today';
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}
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// Calculate on which day of this week this item ends on..
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$end_day = clone($curday);
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$span = $item['colspan'] - 1;
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date_modify($end_day, '+' . $span .' day');
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$endday_date = date_format($end_day, DATE_FORMAT_DATE);
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// If it ends today, add class
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if ($endday_date == $today && $in_month) {
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$item['class'] .= ' ends-today';
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}
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}
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}
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// If this is an acutal entry, add classes regarding the state of the
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// item
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if ($multiday_buckets[$wday][$index]['avail']) {
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$item['class'] .= ' ' . $wday . ' ' . $index . ' no-entry ' . ($curday_date == $today && $in_month ? ' today' : '') .
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($curday_date < $today ? ' past' : '') .
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($curday_date > $today ? ' future' : '');
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}
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// Else, process the single day bucket - we only do this once per day
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}
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elseif ($index == $multi_count) {
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$single_day_cnt = 0;
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// If it's empty, add class
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if (count($singleday_buckets[$wday]) == 0) {
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$single_days = " ";
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if ($max_multirow_cnt == 0 ) {
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$class = ($multi_count > 0 ) ? 'single-day no-entry noentry-multi-day' : 'single-day no-entry';
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}
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else {
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$class = 'single-day';
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}
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}
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else {
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$single_days = "";
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foreach ($singleday_buckets[$wday] as $day) {
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foreach ($day as $event) {
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$single_day_cnt++;
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$single_days .= (isset($event['more_link'])) ? '<div class="calendar-more">' . $event['entry'] . '</div>' : $event['entry'];
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}
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}
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$class = 'single-day';
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}
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$rowspan = $total_rows - $index;
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// Add item...
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$item = array(
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'entry' => $single_days,
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'colspan' => 1,
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'rowspan' => $rowspan,
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'class' => $class,
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'date' => $curday_date,
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'id' => $view->name . '-' . $curday_date . '-' . $index
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);
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// Hack for ie to help it properly space single day rows
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if ($rowspan > 1 && $in_month && $single_day_cnt > 0) {
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$max_multirow_cnt = max($max_multirow_cnt, $single_day_cnt);
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}
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else {
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$max_singlerow_cnt = max($max_singlerow_cnt, $single_day_cnt);
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}
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// If the singlerow is bigger than the multi-row, then null out
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// ieheight - I'm estimating that a single row is twice the size of
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// multi-row. This is really the best that can be done with ie
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if ($max_singlerow_cnt >= $max_multirow_cnt || $max_multirow_cnt <= $multi_count / 2 ) {
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$iehint = 0;
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}
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elseif ($rowspan > 1 && $in_month && $single_day_cnt > 0) {
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$iehint = max($iehint, $rowspan - 1); // How many rows to adjust for?
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}
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// Set the class
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$item['class'] .= ($curday_date == $today && $in_month ? ' today' : '') .
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($curday_date < $today ? ' past' : '') .
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($curday_date > $today ? ' future' : '');
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}
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}
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// If there isn't an item, then add empty class
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if ($item != NULL) {
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if (!$in_month) {
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$item['class'] .= ' empty';
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}
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// Style this entry - it will be a <td>.
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$inner .= theme('calendar_month_col', $item);
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}
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date_modify($curday, '+1 day');
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}
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if ($i == 0) {
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$output .= theme('calendar_month_row', $inner, 'date-box', $iehint);
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}
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elseif ($i == $total_rows) {
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$output .= theme('calendar_month_row', $inner, 'single-day', $iehint);
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$iehint = 0;
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$max_singlerow_cnt = 0;
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$max_multirow_cnt = 0;
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}
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else {
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// Style all the columns into a row
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$output .= theme('calendar_month_row', $inner, 'multi-day');
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}
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}
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$curday = $final_day;
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// Add the row into the row array....
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$rows[] = array('data' => $output);
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$curday_month = date_format($curday, 'n');
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} while ($curday_month == $month && $curday_date <= $view->date_info->max_date_date);
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// Merge the day names in as the first row.
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$rows = array_merge(array(calendar_week_header($view)), $rows);
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return $rows;
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}
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/**
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* Build one week row.
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*/
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function calendar_build_mini_week(&$curday, $view, $items, $check_month = FALSE) {
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$weekdays = calendar_untranslated_days($items, $view);
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$today = date_format(date_now(date_default_timezone_name()), DATE_FORMAT_DATE);
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$month = date_format($curday, 'n');
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$week = date_week($curday_date);
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$first_day = variable_get('date_first_day', 0);
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// move backwards to the first day of the week
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$day_wday = date_format($curday, 'w');
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date_modify($curday, '-' . strval((7 + $day_wday - $first_day) % 7) . ' days');
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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// If we're displaying the week number, add it as the
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// first cell in the week.
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if (!empty($view->date_info->style_with_weekno) && !in_array($view->date_info->granularity, array('day', 'week'))) {
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$url = date_real_url($view, NULL, $view->date_info->year .'-W'. $week);
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if (!empty($view->date_info->display_types['week'])) {
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$weekno = l($week, $url, array('query' => !empty($view->date_info->append) ? $view->date_info->append : ''));
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}
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else {
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// Do not link week numbers, if Week views are disabled.
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$weekno = $week;
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}
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$rows[$week][] = array(
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'data' => $weekno,
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'id' => $view->name . '-weekno-' . $curday_date,
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'class' => 'week');
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}
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for ($i = 0; $i < 7; $i++) {
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$class = strtolower($weekdays[$i] . ' mini');
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if ($check_month && ($curday_date < $view->date_info->min_date_date || $curday_date > $view->date_info->max_date_date || date_format($curday, 'n') != $month)) {
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$class .= ' empty';
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$content = array(
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'date' => '',
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'datebox' => '',
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'empty' => theme('calendar_empty_day', $curday_date, $view),
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'link' => '',
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'all_day' => array(),
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'items' => array(),
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);
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}
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else {
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$content = calendar_build_day($curday, $view, $items);
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$class .= ($curday_date == $today ? ' today' : '') .
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($curday_date < $today ? ' past' : '') .
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($curday_date > $today ? ' future' : '') .
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(empty($items[$curday_date]) ? ' has-no-events' : ' has-events');
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}
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$rows[$week][] = array(
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'data' => $content,
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'class' => $class, 'id' => $view->name . '-' . $curday_date);
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date_modify($curday, '+1 day');
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}
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return $rows;
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}
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/**
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* Build one week row.
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*/
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function calendar_build_week(&$curday, $view, $items, $check_month = FALSE) {
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$weekdays = calendar_untranslated_days($items, $view);
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$month = date_format($curday, 'n');
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$first_day = variable_get('date_first_day', 0);
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// Set up buckets
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$total_rows = 0;
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$multiday_buckets = array( array(), array(), array(), array(), array(), array(), array());
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$singleday_buckets = array( array(), array(), array(), array(), array(), array(), array());
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// move backwards to the first day of the week
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$day_wday = date_format($curday, 'w');
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date_modify($curday, '-' . strval((7 + $day_wday - $first_day) % 7) . ' days');
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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for ($i = 0; $i < 7; $i++) {
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if ($check_month && ($curday_date < $view->date_info->min_date_date || $curday_date > $view->date_info->max_date_date || date_format($curday, 'n') != $month)) {
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$class = strtolower($weekdays[$i]) .' empty';
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$singleday_buckets[$i][][] = array(
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'entry' => theme('calendar_empty_day', $curday_date, $view),
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'item' => NULL
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);
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}
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else {
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calendar_build_week_day($curday, $view, $items, $i, $multiday_buckets, $singleday_buckets);
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}
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$total_rows = max(count($multiday_buckets[$i]) + 1, $total_rows);
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date_modify($curday, '+1 day');
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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}
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$rows = array(
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'multiday_buckets' => $multiday_buckets,
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'singleday_buckets' => $singleday_buckets,
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'total_rows' => $total_rows);
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return $rows;
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}
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/**
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* Build the contents of a single day for the $rows results.
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*/
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function calendar_build_week_day($curday, $view, $items, $wday, &$multiday_buckets, &$singleday_buckets) {
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$curday_date = date_format($curday, DATE_FORMAT_DATE);
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$max_events = !empty($view->date_info->style_max_items) ? $view->date_info->style_max_items : 0;
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$hide = !empty($view->date_info->style_max_items_behavior) ? ($view->date_info->style_max_items_behavior == 'hide') : FALSE;
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$multiday_theme = ($view->date_info->style_multiday_theme == '1');
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$cur_cnt = 0;
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$total_cnt = 0;
|
||||
$types = array();
|
||||
|
||||
// If we are hiding, count before processing further
|
||||
if ($max_events != CALENDAR_SHOW_ALL) {
|
||||
foreach ($items as $date => $day) {
|
||||
if ($date == $curday_date) {
|
||||
foreach ($day as $time => $hour) {
|
||||
foreach ($hour as $key => $item) {
|
||||
$total_cnt++;
|
||||
$types[$item->type] = $item;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// If we haven't already exceeded the max or we'll showing all, then process the items
|
||||
if ($max_events == CALENDAR_SHOW_ALL || !$hide || $total_cnt <= $max_events) {
|
||||
// Count currently filled items
|
||||
foreach ($multiday_buckets[$wday] as $bucket) {
|
||||
if (!$bucket['avail']) {
|
||||
$cur_cnt++;
|
||||
}
|
||||
}
|
||||
|
||||
foreach ($items as $date => $day) {
|
||||
if ($date == $curday_date) {
|
||||
$count = 0;
|
||||
ksort($day);
|
||||
foreach ($day as $time => $hour) {
|
||||
foreach ($hour as $key => $item) {
|
||||
$count++;
|
||||
|
||||
// Can we add an item?
|
||||
if ($max_events == CALENDAR_SHOW_ALL || $cur_cnt <= $max_events) {
|
||||
$all_day = $item->calendar_start_date == $item->calendar_end_date;
|
||||
$theme = isset($item->calendar_node_theme) ? $item->calendar_node_theme : 'calendar_'. $view->date_info->granularity .'_node';
|
||||
|
||||
// Parse out date part
|
||||
$start_ydate = date_format($item->date_start, DATE_FORMAT_DATE);
|
||||
$end_ydate = date_format($item->date_end, DATE_FORMAT_DATE);
|
||||
$cur_ydate = date_format($curday, DATE_FORMAT_DATE);
|
||||
|
||||
$is_multi_day = ($start_ydate < $cur_ydate || $end_ydate > $cur_ydate);
|
||||
|
||||
// Does this event span multi-days?
|
||||
if ($multiday_theme && ($is_multi_day || $all_day)) {
|
||||
|
||||
// If this the first day of the week, or is the start date of the multi-day event,
|
||||
// then record this item, otherwise skip over
|
||||
$day_no = date_format($curday, 'd');
|
||||
if ($wday == 0 || $start_ydate == $cur_ydate || ($view->date_info->granularity == 'month' && $day_no == 1) || ($all_day && !$is_multi_day)) {
|
||||
$cur_cnt++;
|
||||
|
||||
// Calculate the colspan for this event
|
||||
|
||||
// If the last day of this event exceeds the end of the current month or week,
|
||||
// truncate the remaining days
|
||||
$diff = date_difference($view->date_info->max_date, $curday, 'days');
|
||||
$remaining_days = ($view->date_info->granularity == 'month') ? min(6 - $wday, $diff) : $diff - 1;
|
||||
// The bucket_cnt defines the colspan. colspan = bucket_cnt + 1
|
||||
$days = date_difference($curday, $item->date_end, 'days');
|
||||
$bucket_cnt = max(0, min($days, $remaining_days));
|
||||
|
||||
// See if there is an avaiable slot to add an event. This will allow
|
||||
// an event to precede a row filled up by a previous day event
|
||||
$avail = FALSE;
|
||||
$bucket_index = count($multiday_buckets[$wday]);
|
||||
for ($i = 0; $i < $bucket_index; $i++) {
|
||||
if ($multiday_buckets[$wday][$i]['avail']) {
|
||||
$bucket_index = $i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// Add continuation attributes
|
||||
$item->continuation = ($item->date_start < $curday);
|
||||
$item->continues = ( $days > $bucket_cnt );
|
||||
|
||||
// Assign the item to the available bucket
|
||||
$multiday_buckets[$wday][$bucket_index] = array(
|
||||
'colspan' => $bucket_cnt + 1,
|
||||
'rowspan' => 1,
|
||||
'filled' => TRUE,
|
||||
'avail' => FALSE,
|
||||
'all_day' => $all_day,
|
||||
'item' => $item,
|
||||
'wday' => $wday,
|
||||
'entry' => theme($theme, $item, $view)
|
||||
);
|
||||
|
||||
// Block out empty buckets for the next days in this event for this week
|
||||
for ($i = 0; $i < $bucket_cnt; $i++) {
|
||||
$bucket = &$multiday_buckets[$i + $wday + 1];
|
||||
$bucket_row_count = count($bucket);
|
||||
$row_diff = $bucket_index - $bucket_row_count;
|
||||
|
||||
// Fill up the preceding buckets - these are available for future
|
||||
// events
|
||||
for ( $j = 0; $j < $row_diff; $j++) {
|
||||
$bucket[($bucket_row_count + $j) ] = array(
|
||||
'entry' => ' ',
|
||||
'colspan' => 1,
|
||||
'rowspan' => 1,
|
||||
'filled' => TRUE,
|
||||
'avail' => TRUE,
|
||||
'wday' => $wday,
|
||||
'item' => NULL
|
||||
);
|
||||
}
|
||||
$bucket[$bucket_index] = array(
|
||||
'filled' => FALSE,
|
||||
'avail' => FALSE
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
else {
|
||||
$cur_cnt++;
|
||||
// Assign to single day bucket
|
||||
$singleday_buckets[$wday][$time][] = array(
|
||||
'entry' => theme($theme, $item, $view),
|
||||
'item' => $item,
|
||||
'colspan' => 1,
|
||||
'rowspan' => 1,
|
||||
'filled' => TRUE,
|
||||
'avail' => FALSE,
|
||||
'wday' => $wday,
|
||||
);
|
||||
}
|
||||
}
|
||||
else {
|
||||
break; // exceeded count
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Add a more link if necessary
|
||||
if ($max_events != CALENDAR_SHOW_ALL && $total_cnt > 0 && $cur_cnt < $total_cnt) {
|
||||
$singleday_buckets[$wday][][] = array(
|
||||
'entry' => theme('calendar_'. $view->date_info->calendar_type .'_multiple_node', $curday_date, $total_cnt, $view, $types),
|
||||
'more_link' => TRUE,
|
||||
'item' => NULL
|
||||
);
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Build the contents of a single day for the $rows results.
|
||||
*/
|
||||
function calendar_build_day($curday, $view, $items) {
|
||||
$curday_date = date_format($curday, DATE_FORMAT_DATE);
|
||||
$selected = FALSE;
|
||||
$max_events = !empty($view->date_info->style_max_items) ? $view->date_info->style_max_items : 0;
|
||||
$types = array();
|
||||
$inner = array();
|
||||
$all_day = array();
|
||||
$empty = '';
|
||||
$link = '';
|
||||
$count = 0;
|
||||
foreach ($items as $date => $day) {
|
||||
if ($date == $curday_date) {
|
||||
$count = 0;
|
||||
$selected = TRUE;
|
||||
ksort($day);
|
||||
foreach ($day as $time => $hour) {
|
||||
foreach ($hour as $key => $item) {
|
||||
$count++;
|
||||
$types[$item->type] = $item;
|
||||
if (!$view->date_info->mini && ($max_events == CALENDAR_SHOW_ALL || $count <= $max_events || ($count > 0 && $max_events == CALENDAR_HIDE_ALL))) {
|
||||
// Theme the item here unless this is a 'Day' or 'Week' view.
|
||||
// Day and week views need to do more processing before rendering
|
||||
// the item, so just past them the unrendered item.
|
||||
$theme = isset($item->calendar_node_theme) ? $item->calendar_node_theme : 'calendar_'. $view->date_info->granularity .'_node';
|
||||
if ($item->calendar_all_day) {
|
||||
$all_day[] = in_array($view->date_info->calendar_type, array('day', 'week')) ? $item : theme($theme, $item, $view);
|
||||
}
|
||||
else {
|
||||
$key = date_format($item->date_start, 'H:i:s');
|
||||
$inner[$key][] = in_array($view->date_info->calendar_type, array('day', 'week')) ? $item : theme($theme, $item, $view);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
ksort($inner);
|
||||
if (empty($inner) && empty($all_day)) {
|
||||
$empty = theme('calendar_empty_day', $curday_date, $view);
|
||||
}
|
||||
// We have hidden events on this day, use the theme('calendar_multiple_') to show a link.
|
||||
if ($max_events != CALENDAR_SHOW_ALL && $count > 0 && $count > $max_events && $view->date_info->calendar_type != 'day' && !$view->date_info->mini) {
|
||||
if ($view->date_info->style_max_items_behavior == 'hide' || $max_events == CALENDAR_HIDE_ALL) {
|
||||
$all_day = array();
|
||||
$inner = array();
|
||||
}
|
||||
$link = theme('calendar_'. $view->date_info->calendar_type .'_multiple_node', $curday_date, $count, $view, $types);
|
||||
}
|
||||
|
||||
$content = array(
|
||||
'date' => $curday_date,
|
||||
'datebox' => theme('calendar_datebox', $curday_date, $view, $items, $selected),
|
||||
'empty' => $empty,
|
||||
'link' => $link,
|
||||
'all_day' => $all_day,
|
||||
'items' => $inner,
|
||||
);
|
||||
return $content;
|
||||
}
|
||||
Reference in a new issue