257 lines
7.7 KiB
Plaintext
257 lines
7.7 KiB
Plaintext
<?php
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// $Id$
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function archive_help($section) {
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$output = "";
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switch ($section) {
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case 'admin/system/modules#description':
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$output = t("Displays a calendar to navigate old content.");
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break;
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case 'admin/system/modules/archive':
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$output = t("Choose the starting \"day of the week\" for the displayed calendar block.");
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break;
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}
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return $output;
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}
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function archive_calendar($original = 0) {
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global $user;
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$edit = $_POST["edit"];
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// Extract today's date:
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$offset = time() + $user->timezone;
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$start_of_today = mktime(0, 0, 0, date("n", $offset), date("d", $offset), date("Y", $offset)) + $user->timezone;
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$end_of_today = mktime(23, 59, 59, date("n", $offset), date("d", $offset), date("Y", $offset)) + $user->timezone;
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// Extract the requested date:
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if ($edit["year"] && $edit["month"] && $edit["day"]) {
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$year = $edit["year"];
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$month = $edit["month"];
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$day = $edit["day"];
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$requested = mktime(0, 0, 0, $month, $day, $year) + $user->timezone;
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}
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else if (arg(0) == "archive" && arg(3)) {
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$year = arg(1);
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$month = arg(2);
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$day = arg(3);
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$requested = mktime(0, 0, 0, $month, $day, $year) + $user->timezone;
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}
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else {
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$year = date("Y", time());
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$month = date("n", time());
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$day = date("d", time());
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$requested = $end_of_today + $user->timezone;
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}
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$start_of_month = mktime(0, 0, 0, $month, 1, $year);
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// Extract first day of the month:
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$first = date("w", $start_of_month);
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// Extract last day of the month:
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$last = date("t", $start_of_month);
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$end_of_month = mktime(23, 59, 59, $month, $last, $year);
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$cache = cache_get("archive:calendar:$start_of_month");
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if (!empty($cache)) {
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return $cache->data;
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}
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// Calculate previous and next months dates and check for shorter months (28/30 days)
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$prevmonth = mktime(23, 59, 59, $month - 1, 1, $year);
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$prev = mktime(23, 59, 59, $month - 1, min(date("t", $prevmonth), $day), $year);
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$nextmonth = mktime(23, 59, 59, $month + 1, 1, $year);
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$next = mktime(23, 59, 59, $month + 1, min(date("t", $nextmonth), $day), $year);
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$result = db_query("SELECT created FROM {node} WHERE status = 1 AND created > $start_of_month AND created < $end_of_month");
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$days_with_posts = array();
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while ($day_with_post = db_fetch_object($result)) {
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$days_with_posts[] = date("j", $day_with_post->created + $user->timezone);
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}
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$days_with_posts = array_unique($days_with_posts);
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// Generate calendar header:
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$output .= "\n<!-- calendar -->\n";
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$output .= "<div class=\"calendar\">";
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$output .= "<table>\n";
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$output .= " <tr><td colspan=\"7\" class=\"header-month\">". l("«", "archive/". date("Y/m/d", $prev)) ." ". date("F Y", $requested) ." ". ($nextmonth <= time() ? l("»", "archive/". date("Y/m/d", $next)) : " ") ."</td></tr>\n";
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// First day of week (0 => Sunday, 1 => Monday, ...)
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$weekstart = variable_get("default_firstday", 0);
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// Last day of week
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($weekstart - 1 == -1) ? $lastday = 6 : $lastday = $weekstart - 1;
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// Generate the days of the week:
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$firstcolumn = mktime(0, 0, 0, 3, 20 + $weekstart, 1994);
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$output .= " <tr class=\"header-week\">";
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for ($i = 0; $i < 7; $i++) {
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$output .= "<td>". t(substr(ucfirst(date("l", $firstcolumn + $i * 86400)), 0, 2)) ."</td>";
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}
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$output .= "</tr>\n";
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// Initialize temporary variables:
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$nday = 1;
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$sday = $first;
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// Loop through all the days of the month:
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while ($nday <= $last) {
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// Set up blank days for first week of the month:
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if ($first != $weekstart) {
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$blankdays = ($first - $weekstart + 7) % 7;
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$output .= " <tr class=\"row-week\"><td class=\"day-blank\" colspan=\"$blankdays\"> </td>\n";
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$first = $weekstart;
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}
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// Start every week on a new line:
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if ($sday == $weekstart) {
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$output .= " <tr class=\"row-week\">\n";
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}
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// Print one cell:
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$date = mktime(0, 0, 0, $month, $nday, $year) + $user->timezone;
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if (in_array($nday, $days_with_posts)) {
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$daytext = l($nday, "archive/$year/$month/$nday");
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$dayclass = "day-link";
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}
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else {
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$daytext = "<div>$nday</div>";
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$dayclass = "day-normal";
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}
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if ($date == $requested) {
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$output .= " <td class=\"day-selected\">$daytext</td>\n";
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}
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else if ($date == $start_of_today) {
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$output .= " <td class=\"day-today\">$daytext</td>\n";
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}
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else if ($date > $end_of_today) {
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$output .= " <td class=\"day-future\">$daytext</td>\n";
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}
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else {
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$output .= " <td class=\"$dayclass\">$daytext</td>\n";
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}
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// Start every week on a new line:
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if ($sday == $lastday) {
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$output .= " </tr>\n";
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}
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// Update temporary variables:
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$sday++;
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$sday = $sday % 7;
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$nday++;
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}
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// Complete the calendar:
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if ($sday != $weekstart) {
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$end = (7 - $sday + $weekstart) % 7;
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$output .= " <td class=\"day-blank\" colspan=\"$end\"> </td>\n </tr>\n";
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}
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$output .= "</table></div>\n\n";
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cache_set("archive:calendar:$start_of_month", $output, 1);
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return $output;
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}
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function archive_block($op = "list", $delta = 0) {
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global $date;
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if ($op == "list") {
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$blocks[0]["info"] = t("Calendar to browse archives");
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return $blocks;
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}
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else if (user_access("access content")) {
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switch ($delta) {
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case 0:
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$block["subject"] = t("Browse archives");
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$block["content"] = archive_calendar();
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return $block;
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}
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}
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}
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function archive_link($type) {
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$links = array();
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if ($type == "page" && user_access("access content")) {
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$links[] = l(t("archives"), "archive", array("title" => t("Read the older content in our archive.")));
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}
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return $links;
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}
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function archive_page() {
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global $date, $month, $year, $meta, $user;
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$op = $_POST["op"];
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$edit = $_POST["edit"];
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theme("header");
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if (user_access("access content")) {
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if ($op == t("Show")) {
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$year = $edit["year"];
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$month = $edit["month"];
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$day = $edit["day"];
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}
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else {
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$year = arg(1);
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$month = arg(2);
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$day = arg(3);
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}
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$date = mktime(0, 0, 0, $month, $day, $year) - $user->timezone;
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/*
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** Prepare the values of the form fields:
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*/
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$years = array(2000 => "2000", 2001 => "2001", 2002 => "2002", 2003 => "2003", 2004 => "2004", 2005 => "2005");
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$months = array(1 => t("January"), 2 => t("February"), 3 => t("March"), 4 => t("April"), 5 => t("May"), 6 => t("June"), 7 => t("July"), 8 => t("August"), 9 => t("September"), 10 => t("October"), 11 => t("November"), 12 => t("December"));
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for ($i = 1; $i <= 31; $i++) $days[$i] = $i;
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$start = "<div class=\"container-inline\">";
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$start .= form_select("", "year", ($year ? $year : date("Y")), $years). form_select("", "month", ($month ? $month : date("m")), $months) . form_select("", "day", ($day ? $day : date("d")), $days) . form_submit(t("Show"));
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$start .= "</div>";
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theme("box", t("Archives"), form($start));
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/*
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** Fetch nodes for the selected date, or current date if none
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** selected.
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*/
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if ($year && $month && $day) {
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$result = db_query_range("SELECT nid FROM {node} WHERE status = '1' AND created > %d ORDER BY created", $date, 0, 20);
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while ($nid = db_fetch_object($result)) {
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node_view(node_load(array("nid" => $nid->nid)), 1);
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}
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}
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}
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else {
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message_access();
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}
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theme("footer");
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}
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function archive_settings() {
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$output .= form_select( t("First day of week"), "default_firstday", variable_get("default_firstday", 0), array(0 => t("Sunday"), 1 => t("Monday"), 2 => t("Tuesday"), 3 => t("Wednesday"), 4 => t("Thursday"), 5 => t("Friday"), 6 => t("Saturday")), t("The first day of the week. By changing this value you choose how the calendar block is rendered."));
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return $output;
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}
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?>
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