<?php
/*
Plugin Name: RS Event
Plugin URI: http://www.sargant.com/blog/wordpress-plugins/rs-event/
Description: Adds an "RS Event" panel to the posting sidebar, allowing for a date to be set for the post and then displayed in the blog sidebar.
Author: Robert Sargant
Version: 0.9.4
Edited: Nudnik
Author URI: http://www.sargant.com/
*/
/*** INPUT CONTROLS *******************************************************/
/*** Add the RS Event controls to the posting sidebar */
add_action('dbx_post_sidebar', 'rs_event_sidebar_controls');
/*** Manipulate RS Event data when modifying posts */
add_action('edit_post', 'rs_event_save');
add_action('save_post', 'rs_event_save');
add_action('publish_post', 'rs_event_save');
add_action('delete_post', 'rs_event_delete');
/*** These defaults are used all over the place */
$rs_event_defaults =
array
(
"title" => "Upcoming Events",
"timespan" => 365,
"history" => 0,
"date_format" => "F j",
"time_format" => "g:i a",
"time_separator" => "@ ", //New: This puts the characters between the date and time- trailing space recommended!
"event_html" => "%DATE% %TIME%: <a href='%URL%'>%TITLE%</a>",
"max_events" => 0,
"group_by_date" => 0,
"no_events_msg" => "No upcoming events.",
"sort_order" => "ASC",
"category" => 0,
);
/*** ADMIN CONTROLS *******************************************************/
/*** Inserts some drop-down menus as an extra posting sidebar panel. */
function rs_event_sidebar_controls()
{
/*** If there are existing post details, get values to autofill the form */
if(isset($_REQUEST['post']))
{
$event_timestamp = get_post_meta($_REQUEST['post'], "rs_event");
$event_timestamp = $event_timestamp[0];
if($event_timestamp)
{
$has_time = 1; //check for trailing "n," meaning no time set
if ($event_timestamp{strlen($event_timestamp)-1} ==
'n') {
$has_time = 0;
}
settype($event_timestamp,
"integer");
//remove "n"
list($year,
$month,
$day,
$hour,
$minute) =
explode(" ",
gmdate("Y n j G i",
$event_timestamp));
// Cast as int to get rid of the zero
$hour = (int)$hour;
$minute = (int)$minute;
$ampm = 1;
if ($hour = 0) { //change 24 hour clock to 12 hour standard
$hour = 12;
$ampm = 1;
}
elseif ($hour > 12) {
$hour = ($hour - 12);
$ampm = 2;
}
if ($has_time == 0) { //if no time, ensure none gets pre-selected!
$hour = 99;
$minute = 99;
}
}
}
else {
$year =
date("Y");
//preselect current year }
?>
<fieldset id="rs_event_dbx" class="dbx-box">
<h3
class=
"dbx-handle">Event
Date Info</h3>
<div class="dbx-content">
<span style=
"color:#999;font-size:.85em;">Today is
<?php echo date("F j"); ?></span>
<br />
<?php _e('Date:') ?>
<br />
<select name="rs_event_month" style="width: 6em;">
<option value=""><?php _e('Month') ?></option>
<option value="">----</option>
<?php foreach(array( 1 =>
"Jan",
2 =>
"Feb",
3 =>
"Mar",
4 =>
"Apr",
5 =>
"May",
6 =>
"Jun",
7 =>
"Jul",
8 =>
"Aug",
9 =>
"Sep",
10 =>
"Oct",
11 =>
"Nov",
12 =>
"Dec") as $id =>
$m) { ?>
<?php if($id == $month) { ?>
<option selected="selected" value="<?php echo $id ?>"><?php _e($m) ?></option>
<?php } else { ?>
<option value="<?php echo $id ?>"><?php _e($m) ?></option>
<?php } ?>
<?php } ?>
</select>
<select name="rs_event_day" style="width: 4.5em">
<option value=""><?php _e('Day') ?></option>
<option value="">----</option>
<?php for($d = 1; $d <= 31; $d++) { ?>
<?php if($d == $day) { ?>
<option selected=
"selected" value=
"<?php echo $d ?>"><?php
echo $d ?></option>
<?php } else { ?>
<option value=
"<?php echo $d ?>"><?php
echo $d ?></option>
<?php } ?>
<?php } ?>
</select>
<br />
<select name="rs_event_year" style="width: 7em;">
<?php for($y =
date("Y")-1;
$y <=
date("Y")+3;
$y++
) { ?>
<?php if($y == $year) { ?>
<option selected=
"selected" value=
"<?php echo $y ?>"><?php
echo $y ?></option>
<?php } else { ?>
<option value=
"<?php echo $y ?>"><?php
echo $y ?></option>
<?php } ?>
<?php } ?>
</select>
<br />
<br />
<?php _e('Time: (Optional)') ?>
<br />
<select name="rs_event_hour" style="width: 3.5em;">
<option value="notime"><?php _e('Hr') ?></option>
<option value="notime">----</option>
<?php
for($h = 0; $h < 12; $h++)
{
$h_display = ($h + 1);
$select_me = "";
if($h === $hour)
{
$select_me = "selected=\"selected\"";
}
?>
<option
<?php echo $select_me ?> value=
"<?php echo $h ?>"><?php
echo $h_display ?></option>
<?php
}
?>
</select>
:
<select name="rs_event_minute" style="width: 4em;">
<option value=""><?php _e('Min') ?></option>
<option value="">----</option>
<?php for($mi = 0; $mi <= 55; $mi = $mi + 5) { ?>
<?php if($mi === $minute) { ?>
<option selected=
"selected" value=
"<?php echo $mi ?>"><?php
echo str_pad($mi,
2,
"0", STR_PAD_LEFT
) ?></option>
<?php } else { ?>
<option value=
"<?php echo $mi ?>"><?php
echo str_pad($mi,
2,
"0", STR_PAD_LEFT
) ?></option>
<?php } ?>
<?php } ?>
</select>
<select name="rs_event_ampm" style="width: 4em">
<?php
$switchie = 1; //put in AM/PM values
while ($switchie < 3)
{
if ($switchie == $ampm) {
echo "selected=\"selected\" ";
}
echo "value=\"{$switchie}\">";
if ($switchie == 1) {
} else {
}
$switchie++;
}
?>
</select>
<br />
<br />
<?php if($event_timestamp) {?>
<label for="rs-event-delete" class="selectit"><input id="rs-event-delete" type="checkbox" name="rs_event_delete" value="1" /> Delete Event</label>
<?php }
?>
</div>
</fieldset>
<?php
}
function rs_event_save($id)
{
if(!
isset($id)) { $id =
$_REQUEST['post_ID'];
}
if($_REQUEST['rs_event_delete'])
{
delete_post_meta($id, "rs_event");
return true;
}
elseif($_REQUEST['rs_event_year'] && $_REQUEST['rs_event_month'] && $_REQUEST['rs_event_day'])
{
if ($_REQUEST['rs_event_hour'] == "notime") {
$pad_char = "n";
$_REQUEST['rs_event_hour'] = 0;
$_REQUEST['rs_event_minute'] = 0;
}
$hour = ($_REQUEST['rs_event_hour']) ? $_REQUEST['rs_event_hour'] : 0;
$minute = ($_REQUEST['rs_event_hour']) ? $_REQUEST['rs_event_minute'] : 0;
/*** gmmktime stops PHP from interfering with local timezone settings */
$ts =
gmmktime($hour,
$minute,
0,
$_REQUEST['rs_event_month'],
$_REQUEST['rs_event_day'],
$_REQUEST['rs_event_year']);
$ts .= "$pad_char";
delete_post_meta($id, "rs_event");
add_post_meta($id, "rs_event", $ts);
return true;
}
}
/*** New in 0.6.2 - delete the event when the parent post is deleted */
function rs_event_delete($id)
{
if(!
isset($id)) { $id =
$_REQUEST['post_ID'];
}
delete_post_meta($id, "rs_event");
return true;
}
/*** OUTPUT DISPLAY CONTROLS **********************************************/
function rs_event_list
($args =
array())
{
global $wpdb,
$rs_event_defaults;
/*** 0.9 - Use array_walk instead (cleaner) */
$values = $rs_event_defaults;
$callback =
create_function('&$v, $k, $a',
'$v = isset($a[$k]) ? $a[$k] : $v;');
$lower_time =
time() -
($history *
24 *
60 *
60);
$upper_time =
time() +
($timespan *
24 *
60 *
60);
//This section has been modified for 2.3
$where_category_clause =
(0 ==
$category) ?
'' :
'AND cats.term_taxonomy_id = '.
$wpdb->
escape(stripslashes($category));
/*** Modified in 0.6.3 - only select published posts ***/
/*** 0.9 - don't show postdated posts, grab excerpt, DISTINCT modifier if no category restriction ***/
//This section has been modified for 2.3
$query_string = "
SELECT DISTINCT
meta.meta_value as `date`,
post.post_title as `title`,
post.post_content as `fulltext`,
post.ID as id,
post.post_excerpt as `excerpt`
FROM
{$wpdb->postmeta} as meta,
{$wpdb->posts} as post,
{$wpdb->term_relationships} as cats
WHERE
meta.post_id = post.ID
AND
post.ID = cats.object_id
AND
meta.meta_key = 'rs_event'
AND
post.post_date <= '".current_time('mysql')."'
AND
meta.meta_value >= {$lower_time}
AND
meta.meta_value <= {$upper_time}
AND
post.post_status = 'publish'
{$where_category_clause}
ORDER BY
meta.meta_value {$sort_order}";
/*** 0.5.1 - Allow event limiting */
if($max_events != 0) { $query_string .= " LIMIT {$max_events}"; }
/*** Get a list of the events from our query string */
$event_list = $wpdb->get_results($query_string);
/*** Items for outputting will be placed here for imploding later */
/*** If the query has returned an array, do stuff */
{
/*** To store previous dates if we have $group_by_date turned on */
$previous_date = false;
/*** Loop through each event */
foreach($event_list as $event)
{
/*** Format the date/time/HTML now */
$show_time = 1; //check if there's a time, set variable
if (strlen($event->
date) ==
11) { $show_time = 0;
}
$output_date = gmdate_i18n($date_format, $event->date);
$output_time = gmdate_i18n($time_format, $event->date);
/***
Fake an excerpt if it doesn't exist
Nicked from WP 2.0.3 functions-formatting.php line 721 (stupid globals)
*/
if('' == $event->excerpt)
{
$event->excerpt = $event->fulltext;
$event->excerpt = apply_filters('the_content', $event->excerpt);
$event->
excerpt =
str_replace(']]>',
']]>',
$event->
excerpt);
$excerpt_length = 55;
$words =
explode(' ',
$event->
excerpt,
$excerpt_length +
1);
if (count($words) >
$excerpt_length)
{
$event->
excerpt =
implode(' ',
$words);
}
}
/*** Tidy these up into keys/values and add filters */
(
'%URL%' => get_permalink($event->id),
'%DATE%' => apply_filters('the_date', $output_date),
'%TIME%' => apply_filters('the_time', $output_time),
'%TITLE%' => apply_filters('the_title', $event->title),
'%FULLTEXT%' => apply_filters('the_content', $event->fulltext),
'%EXCERPT%' => apply_filters('the_excerpt', $event->excerpt),
);
$replacements['%TIME%'] = $values['time_separator'] . $replacements['%TIME%']; //prepend the time separator to the time output
if ($show_time == 0) { //if there's no time, don't show anything
$replacements['%TIME%'] = "";
}
/*** If we are not grouping by date, output as a list item now. */
if($group_by_date == false) { $output_array[] = $output_html; }
/*** If we are grouping by date */
else
{
/*** If this is a new date, create a new element in the array */
if($output_date != $previous_date)
{
$output_array[] = "$output_date<br />";
$previous_date = $output_date;
}
/*** Append the event's HTML onto the last item in the list */
$output_array[count($output_array)-1] .=
"$output_html<br />";
}
}
}
/*** If no array returned, say nothing */
else { $output_array[] = $no_events_msg; }
/*** Now output the array */
echo "<ul><li>".
implode("</li><li>",
$output_array).
"</li></ul>";
} // end rs_event_list
/*** WIDGET FUNCTIONS *****************************************************/
function widget_rs_event_init()
{
function widget_rs_event($args)
{
$options = get_option('widget_rs_event');
$title = $options['title'];
echo $before_widget .
$before_title .
$title .
$after_title;
foreach($rs_event_defaults as $key => $value)
{
if(!$options[$key]) { $options[$key] = $value; }
}
rs_event_list($options);
}
register_sidebar_widget('RS Event', 'widget_rs_event');
function widget_rs_event_control()
{
$options = get_option('widget_rs_event');
foreach($rs_event_defaults as $key => $value)
{
if(!$options[$key]) { $options[$key] = $value; }
}
if($_POST['rs_event_submit'])
{
$callback =
create_function('&$v,$k',
'$v = stripslashes($_POST["rs_event_".$k]); if($k != "event_html" && $k != "no_events_msg"){$v = strip_tags($v);}');
update_option('widget_rs_event', $options);
}
$callback =
create_function('&$v,$k',
'$v = htmlspecialchars($v, ENT_QUOTES);');
?>
<script type="text/javascript">
function insert_tag(value) {rs_event_insert_at_cursor(document.getElementById("rs_event_event_html"), '%'+value+'%');}
function rs_event_insert_at_cursor(f,v) { if(document.selection){f.focus();sel=document.selection.createRange();sel.text=v;}else if (f.selectionStart||f.selectionStart=="0"){var startPos=f.selectionStart;var endPos = f.selectionEnd;f.value = f.value.substring(0, startPos)+v+f.value.substring(endPos, f.value.length);} else {f.value+=v;}}
</script>
<fieldset style="float: left; width: 340px">
<legend style="font-weight: bold">Output Options</legend>
<p style="text-align:right">
<label for="rs_event_title">Title:</label>
<input style="width: 200px;" id="rs_event_title" name="rs_event_title" type="text" value="<?php echo $title ?>" />
</p>
<p style="text-align:right">
<label for="rs_event_event_html">Output HTML:</label>
<input style="width: 200px" id="rs_event_event_html" name="rs_event_event_html" type="text" value="<?php echo $event_html ?>" />
</p>
<p style="text-align:right">
<small>
Insert:
<a href="javascript:insert_tag('URL')"><code>URL</code></a>,
<a href="javascript:insert_tag('TITLE')"><code>TITLE</code></a>,
<a href="javascript:insert_tag('DATE')"><code>DATE</code></a>,
<a href="javascript:insert_tag('TIME')"><code>TIME</code></a>,
<a href="javascript:insert_tag('FULLTEXT')"><code>FULLTEXT</code></a>,
<a href="javascript:insert_tag('EXCERPT')"><code>EXCERPT</code></a>
</small>
</p>
<p style="text-align:right">
<label for="rs_event_no_events_msg">"No events" message:</label>
<input style="width: 150px" id="rs_event_no_events_msg" name="rs_event_no_events_msg" type="text" value="<?php echo $no_events_msg ?>" />
</p>
<p style="text-align:right;">
"Group by date" formatting?
<label for="rs_event_group_by_date_true">
<input type=
"radio" name=
"rs_event_group_by_date" id=
"rs_event_group_by_date_true" value=
"1" <?php echo ($group_by_date?
'checked="checked"':
'') ?> /> Yes
</label>
<label for="rs_event_group_by_date_false">
<input type=
"radio" name=
"rs_event_group_by_date" id=
"rs_event_group_by_date_false" value=
"0" <?php echo (!
$group_by_date?
'checked="checked"':
'') ?> /> No
</label>
</p>
<p style="text-align:right">
<label for="rs_event_date_format">Date Formatting:</label>
<input style="width: 70px;" id="rs_event_date_format" name="rs_event_date_format" type="text" value="<?php echo $date_format ?>" />
</p>
<p style="text-align:right">
<label for="rs_event_time_format">Time Formatting:</label>
<input style="width: 70px;" id="rs_event_time_format" name="rs_event_time_format" type="text" value="<?php echo $time_format ?>" />
</p>
<p style="text-align:right">
<a href=
"http://codex.wordpress.org/Formatting_Date_and_Time">Documentation on
time and
date formatting</a>
</p>
</fieldset>
<fieldset style="float: right; width: 340px">
<legend style="font-weight: bold">Selection Options</legend>
<p style="text-align:right">
<label for="rs_event_timespan">Timespan:</label>
<input style="width: 40px; text-align: right" id="rs_event_timespan" name="rs_event_timespan" type="text" value="<?php echo $timespan ?>" /> days
</p>
<p style="text-align:right;">
<label for="rs_event_history">History:</label>
<input style="width: 40px; text-align: right" id="rs_event_history" name="rs_event_history" type="text" value="<?php echo $history ?>" /> days
</p>
<p style="text-align:right">
<label for="rs_event_max_events">Show up to (0 for all): </label>
<input style="width: 40px; text-align: right" id="rs_event_max_events" name="rs_event_max_events" type="text" value="<?php echo $max_events ?>" /> events
</p>
<p style="text-align:right">
<label for="rs_event_sort_order_asc">
<input type=
"radio" name=
"rs_event_sort_order" id=
"rs_event_sort_order_asc" value=
"ASC" <?php echo ("ASC"