我面临以下情况，我创建了一个事件自定义帖子类型，并用单个事件显示这些帖子。php模板。我还在该模板中实现了一个注册表单，一切都很好。然而，我注意到，当事件的标题（而不是slug）发生更改时，提交表单将导致404（或者在我的情况下，通知找不到博客帖子）。解决方法是根据标题相应地更改slug，但我注意到这并不总是有效，尤其是当他们放置多个。。。例如，在标题中。我似乎不知道哪里出了错，这让我抓狂：(
你们中的一个如何向我指出解决这个问题的正确方向：D
这是我自定义帖子类型的代码
/**
* Flushes rewrite rules on plugin activation to ensure event posts don\'t 404
* http://codex.wordpress.org/Function_Reference/flush_rewrite_rules
*/
function ep_eventposts_activation() {
ep_eventposts();
flush_rewrite_rules();
}
register_activation_hook( __FILE__, \'ep_eventposts_activation\' );
function ep_eventposts() {
/**
* Enable the event custom post type
* http://codex.wordpress.org/Function_Reference/register_post_type
*/
$labels = array(
\'name\' => __( \'Events\', \'eventposttype\' ),
\'singular_name\' => __( \'Event\', \'eventposttype\' ),
\'add_new\' => __( \'Add New Event\', \'eventposttype\' ),
\'add_new_item\' => __( \'Add New Event\', \'eventposttype\' ),
\'edit_item\' => __( \'Edit Event\', \'eventposttype\' ),
\'new_item\' => __( \'Add New Event\', \'eventposttype\' ),
\'view_item\' => __( \'View Event\', \'eventposttype\' ),
\'search_items\' => __( \'Search Events\', \'eventposttype\' ),
\'not_found\' => __( \'No events found\', \'eventposttype\' ),
\'not_found_in_trash\' => __( \'No events found in trash\', \'eventposttype\' ),
\'parent\' => __( \'kalender\' ),
);
$args = array(
\'labels\' => $labels,
\'public\' => true,
\'supports\' => array( \'title\', \'editor\', \'thumbnail\', \'comments\' ),
\'capability_type\' => \'post\',
\'rewrite\' => array("slug" => "event"), // Permalinks format
\'menu_position\' => 5,
\'menu_icon\' => plugin_dir_url( __FILE__ ) . \'/images/calendar-icon.gif\', // Icon Path
\'has_archive\' => true
);
register_post_type( \'event\', $args );
}
add_action( \'init\', \'ep_eventposts\' );
/**
* Adds event post metaboxes for start time and end time
* http://codex.wordpress.org/Function_Reference/add_meta_box
*
* We want two time event metaboxes, one for the start time and one for the end time.
* Two avoid repeating code, we\'ll just pass the $identifier in a callback.
* If you wanted to add this to regular posts instead, just swap \'event\' for \'post\' in add_meta_box.
*/
function ep_eventposts_metaboxes() {
add_meta_box( \'ept_event_date_start\', \'Start Date and Time\', \'ept_event_date\', \'event\', \'side\', \'default\', array( \'id\' => \'_start\') );
add_meta_box( \'ept_event_date_end\', \'End Date and Time\', \'ept_event_date\', \'event\', \'side\', \'default\', array(\'id\'=>\'_end\') );
add_meta_box( \'ept_event_location\', \'Event Locatie\', \'ept_event_location\', \'event\', \'side\', \'default\', array(\'id\'=>\'_location\') );
add_meta_box( \'ept_event_price\', \'Event Prijs\', \'ept_event_price\', \'event\', \'side\', \'default\', array(\'id\'=>\'_price\') );
add_meta_box( \'ept_event_page\', \'Event Pagina\', \'ept_event_page\', \'event\', \'side\', \'default\', array(\'id\'=>\'_page\') );
add_meta_box( \'ept_event_full\', \'Event Volzet\', \'ept_event_full\', \'event\', \'side\', \'default\', array(\'id\'=>\'_full\') );
}
add_action( \'admin_init\', \'ep_eventposts_metaboxes\' );
// Metabox HTML
function ept_event_date($post, $args) {
$metabox_id = $args[\'args\'][\'id\'];
global $post, $wp_locale;
// Use nonce for verification
wp_nonce_field( plugin_basename( __FILE__ ), \'ep_eventposts_nonce\' );
$time_adj = current_time( \'timestamp\' );
$month = get_post_meta( $post->ID, $metabox_id . \'_month\', true );
if ( empty( $month ) ) {
$month = gmdate( \'m\', $time_adj );
}
$day = get_post_meta( $post->ID, $metabox_id . \'_day\', true );
if ( empty( $day ) ) {
$day = gmdate( \'d\', $time_adj );
}
$year = get_post_meta( $post->ID, $metabox_id . \'_year\', true );
if ( empty( $year ) ) {
$year = gmdate( \'Y\', $time_adj );
}
$hour = get_post_meta($post->ID, $metabox_id . \'_hour\', true);
if ( empty($hour) ) {
$hour = gmdate( \'H\', $time_adj );
}
$min = get_post_meta($post->ID, $metabox_id . \'_minute\', true);
if ( empty($min) ) {
$min = \'00\';
}
$month_s = \'<select name="\' . $metabox_id . \'_month">\';
for ( $i = 1; $i < 13; $i = $i +1 ) {
$month_s .= "\\t\\t\\t" . \'<option value="\' . zeroise( $i, 2 ) . \'"\';
if ( $i == $month )
$month_s .= \' selected="selected"\';
$month_s .= \'>\' . $wp_locale->get_month_abbrev( $wp_locale->get_month( $i ) ) . "</option>\\n";
}
$month_s .= \'</select>\';
echo $month_s;
echo \'<input type="text" name="\' . $metabox_id . \'_day" value="\' . $day . \'" size="2" maxlength="2" />\';
echo \'<input type="text" name="\' . $metabox_id . \'_year" value="\' . $year . \'" size="4" maxlength="4" /> @ \';
echo \'<input type="text" name="\' . $metabox_id . \'_hour" value="\' . $hour . \'" size="2" maxlength="2"/>:\';
echo \'<input type="text" name="\' . $metabox_id . \'_minute" value="\' . $min . \'" size="2" maxlength="2" />\';
}
function ept_event_location() {
global $post;
// Use nonce for verification
wp_nonce_field( plugin_basename( __FILE__ ), \'ep_eventposts_nonce\' );
// The metabox HTML
$event_location = get_post_meta( $post->ID, \'_event_location\', true );
echo \'<label for="_event_location">Location:</label>\';
echo \'<input type="text" name="_event_location" value="\' . $event_location . \'" />\';
}
function ept_event_price() {
global $post;
// Use nonce for verification
wp_nonce_field( plugin_basename( __FILE__ ), \'ep_eventposts_nonce\' );
// The metabox HTML
$event_price = get_post_meta( $post->ID, \'_event_price\', true );
echo \'<label for="_event_location">Price:</label>\';
echo \'<input type="text" name="_event_price" value="\' . $event_price . \'" />\';
}
/* Prints the box content */
function ept_event_page( $post, $args ) {
global $post;
// Use nonce for verification
wp_nonce_field( plugin_basename( __FILE__ ), \'ep_eventposts_nonce\');
// The Metabox HTML
$event_page = get_post_meta( $post->ID, \'_event_page\', true );
$dropdown_args = array(
\'post_type\' => \'page\',
\'depth\' => -1,
\'show_option_none\' => \'-----\',
\'name\' => \'_event_page\',
\'sort_column\' => \'menu_order, post_title\',
\'selected\' => $event_page,
\'echo\' => 1,
);
//Dropdown of pages
wp_dropdown_pages( $dropdown_args );
}
function ept_event_full() {
global $post;
// Use nonce for verification
wp_nonce_field( plugin_basename( __FILE__ ), \'ep_eventposts_nonce\' );
// The metabox HTML
$event_full = get_post_meta( $post->ID, \'_event_full\', true );
echo \'<label for="_event_full">Volzet: </label>\';
if( $event_full ){ $checked = "checked=\\"checked\\""; }else{ $checked = "";}
echo \'<input type="checkbox" name="_event_full" \' . $checked . \' />\';
}
// Save the Metabox Data
function ep_eventposts_save_meta( $post_id, $post ) {
if ( defined( \'DOING_AUTOSAVE\' ) && DOING_AUTOSAVE )
return;
if ( !isset( $_POST[\'ep_eventposts_nonce\'] ) )
return;
if ( !wp_verify_nonce( $_POST[\'ep_eventposts_nonce\'], plugin_basename( __FILE__ ) ) )
return;
// Is the user allowed to edit the post or page?
if ( !current_user_can( \'edit_post\', $post->ID ) )
return;
// OK, we\'re authenticated: we need to find and save the data
// We\'ll put it into an array to make it easier to loop though
$metabox_ids = array( \'_start\', \'_end\' );
foreach ($metabox_ids as $key ) {
$aa = $_POST[$key . \'_year\'];
$mm = $_POST[$key . \'_month\'];
$jj = $_POST[$key . \'_day\'];
$hh = $_POST[$key . \'_hour\'];
$mn = $_POST[$key . \'_minute\'];
$aa = ($aa <= 0 ) ? date(\'Y\') : $aa;
$mm = ($mm <= 0 ) ? date(\'n\') : $mm;
$jj = sprintf(\'%02d\',$jj);
$jj = ($jj > 31 ) ? 31 : $jj;
$jj = ($jj <= 0 ) ? date(\'j\') : $jj;
$hh = sprintf(\'%02d\',$hh);
$hh = ($hh > 23 ) ? 23 : $hh;
$mn = sprintf(\'%02d\',$mn);
$mn = ($mn > 59 ) ? 59 : $mn;
$events_meta[$key . \'_year\'] = $aa;
$events_meta[$key . \'_month\'] = $mm;
$events_meta[$key . \'_day\'] = $jj;
$events_meta[$key . \'_hour\'] = $hh;
$events_meta[$key . \'_minute\'] = $mn;
$events_meta[$key . \'_eventtimestamp\'] = $aa . $mm . $jj . $hh . $mn;
}
// Save Locations Meta
$events_meta[\'_event_location\'] = $_POST[\'_event_location\'];
// Save Price Meta
$events_meta[\'_event_price\'] = $_POST[\'_event_price\'];
// Save Page Meta
$events_meta[\'_event_page\'] = $_POST[\'_event_page\'];
// Save Full Meta
$events_meta[\'_event_full\'] = $_POST[\'_event_full\'];
// Add values of $events_meta as custom fields
foreach ( $events_meta as $key => $value ) { // Cycle through the $events_meta array!
if ( $post->post_type == \'revision\' ) return; // Don\'t store custom data twice
$value = implode( \',\', (array)$value ); // If $value is an array, make it a CSV (unlikely)
if ( get_post_meta( $post->ID, $key, FALSE ) ) { // If the custom field already has a value
update_post_meta( $post->ID, $key, $value );
} else { // If the custom field doesn\'t have a value
add_post_meta( $post->ID, $key, $value );
}
if ( !$value ) delete_post_meta( $post->ID, $key ); // Delete if blank
}
}
add_action( \'save_post\', \'ep_eventposts_save_meta\', 1, 2 );
/**
* Helpers to display the date on the front end
*/
// Get the Month Abbreviation
function eventposttype_get_the_month_abbr($month) {
global $wp_locale;
for ( $i = 1; $i < 13; $i = $i +1 ) {
if ( $i == $month )
$monthabbr = $wp_locale->get_month_abbrev( $wp_locale->get_month( $i ) );
}
return $monthabbr;
}
// Display the date
function eventposttype_get_the_event_date() {
global $post;
$eventdate = \'\';
$month = get_post_meta($post->ID, \'_month\', true);
$eventdate = eventposttype_get_the_month_abbr($month);
$eventdate .= \' \' . get_post_meta($post->ID, \'_day\', true) . \',\';
$eventdate .= \' \' . get_post_meta($post->ID, \'_year\', true);
$eventdate .= \' at \' . get_post_meta($post->ID, \'_hour\', true);
$eventdate .= \':\' . get_post_meta($post->ID, \'_minute\', true);
echo $eventdate;
}
// Add custom CSS to style the metabox
add_action(\'admin_print_styles-post.php\', \'ep_eventposts_css\');
add_action(\'admin_print_styles-post-new.php\', \'ep_eventposts_css\');
function ep_eventposts_css() {
wp_enqueue_style(\'your-meta-box\', plugin_dir_url( __FILE__ ) . \'/event-post-metabox.css\');
}
/**
* Customize Event Query using Post Meta
*
* @link http://www.billerickson.net/customize-the-wordpress-query/
* @param object $query data
*
*/
function ep_event_query( $query ) {
// http://codex.wordpress.org/Function_Reference/current_time
$current_time = current_time(\'mysql\');
list( $today_year, $today_month, $today_day, $hour, $minute, $second ) = split( \'([^0-9])\', $current_time );
$current_timestamp = $today_year . $today_month . $today_day . $hour . $minute;
global $wp_the_query;
if ( $wp_the_query === $query && !is_admin() && is_post_type_archive( \'event\' ) ) {
$meta_query = array(
array(
\'key\' => \'_start_eventtimestamp\',
\'value\' => $current_timestamp,
\'compare\' => \'>\'
)
);
$query->set( \'meta_query\', $meta_query );
$query->set( \'orderby\', \'meta_value_num\' );
$query->set( \'meta_key\', \'_start_eventtimestamp\' );
$query->set( \'order\', \'ASC\' );
$query->set( \'posts_per_page\', \'2\' );
}
}
add_action( \'pre_get_posts\', \'ep_event_query\' );
?>
这是显示事件并生成表单的代码：
<?php
//response generation function
$response = "";
//function to generate response
function my_signup_form_generate_response($type, $message){
global $response;
if($type == "success") $response = "<div class=\'success\'>{$message}</div>";
else $response = "<div class=\'error\'>{$message}</div>";
}
//response messages
$not_human = "Foutieve verificatie";
$missing_content = "Gelieve alles in te vullen.";
$email_invalid = "Email is foutief.";
$message_unsent = "Inschrijving niet doorgestuurd. Probeer opnieuw";
$message_sent = "Bedankt! Uw inschrijving is doorgestuurd.";
//user posted variables
$firstname = $_POST[\'message_firstname\'];
$lastname = $_POST[\'message_lastname\'];
$persons = $_POST[\'message_persons\'];
$email = $_POST[\'message_email\'];
$phone = $_POST[\'message_phone\'];
$human = $_POST[\'message_human\'];
$price = $_POST[\'price\'];
$event = $_POST[\'event\'];
$date = $_POST[\'date\'];
$message = "Beste " . $firstname ."\\r\\n\\r\\n";
$message .= "We hebben uw inschrijving goed ontvangen en danken u voor het vertrouwen in onze diensten.\\r\\n";
$message .= "U ontvangt kort vóór de activiteit nog een herinneringsbericht en meer praktische informatie.\\r\\n\\r\\n";
$message .= "Vitale groeten,\\r\\n";
$message .= "Barbele\\r\\n\\r\\n";
$message .= "Details van uw inschrijving:\\r\\n";
$message .= "Naam: " . $firstname . " " . $lastname . "\\r\\n";
$message .= "Telefoon: " . $phone . "\\r\\n";
$message .= "Aantal personen: " . $persons . "\\r\\n\\r\\n";
$message .= "Activiteit: " . $event . "\\r\\n";
$message .= "Datum: " . $date . "\\r\\n";
$message .= "Inschrijvingsgeld: " . $price . "\\r\\n";
//php mailer variables
$to = get_option(\'admin_email\');
$subject = "Inschrijving voor \\"". $event . "\\" (" . $date . ")";
$conf_subject = "Bevestiging inschrijving \\"". $event . "\\" (" . $date . ")";
$headers [] = "From: " . $firstname . " " . $lastname . " <" . $email . ">";
$headers [] = "Reply-To: " . $email;
$conf_headers[] = \'From: Mens Sana Health <[email protected]>\';
$conf_headers[] = \'Reply-To: [email protected]\';
if(!$human == 0){
if($human != 2) my_signup_form_generate_response("error", $not_human); //not human!
else {
//validate email
if(!filter_var($email, FILTER_VALIDATE_EMAIL))
my_signup_form_generate_response("error", $email_invalid);
else //email is valid
{
//validate presence of name and message
if(empty($name) || empty($phone)){
my_signup_form_generate_response("error", $missing_content);
}
else //ready to go!
{
$sent = wp_mail($to, $subject, strip_tags($message), $headers);
if($sent){
$sent_conf = wp_mail($email, $conf_subject, strip_tags($message),$conf_headers);
my_signup_form_generate_response("success", $message_sent); //message sent!
}
else my_signup_form_generate_response("error", $message_unsent);
}
}
}
}
else if ($_POST[\'submitted\']) my_signup_form_generate_response("error", $missing_content);
?>
<?php get_header(); ?>
<!-- kalender single template -->
<div id="banner-wrap">
<div id="banner" class="container_24">
</div>
</div>
<div id="main">
<div id="main-wrap" class="container_24">
<div id="main-sidebar" class="grid_7 prefix_1">
<h1>Kalender</h1>
</div>
<div id="main-content" class="grid_15 prefix_1">
<?php if ( have_posts() ) : while ( have_posts() ) :
the_post(); ?>
<article class="dotted_bottom_border">
<?php
// Gets the event start month from the meta field
$month = get_post_meta( $post->ID, \'_start_month\', true );
// Gets the event start day
$day = get_post_meta( $post->ID, \'_start_day\', true );
// Gets the event start year
$year = get_post_meta( $post->ID, \'_start_year\', true );
$start_hour = get_post_meta($post->ID, \'_start_hour\', true);
$start_minute = get_post_meta($post->ID, \'_start_minute\', true);
$end_hour = get_post_meta($post->ID, \'_end_hour\', true);;
$end_minute = get_post_meta($post->ID, \'_end_minute\', true);;
$location = get_post_meta($post->ID, \'_event_location\', true);
$price = get_post_meta($post->ID, \'_event_price\', true);
$event_full = get_post_meta( $post->ID, \'_event_full\', true );
$event_page = get_post_meta( $post->ID, \'_event_page\', true );
?>
<h6><img src="<?php echo get_template_directory_uri(); ?>/images/date-arrow.png"/><?php echo $day . \'.\' . $month . \'.\' . $year; ?></h6>
<h5><?php the_title(); ?><?php if($event_full) : ?> (volzet)<?php endif; ?></h5>
<?php the_content(); ?>
<?php if($event_page != "") : ?>
<b><a href="<?php echo get_permalink( $event_page ); ?>">Meer informatie</a></b><br /><br />
<?php endif; ?>
<?php if($location != "") : ?>
<b>Waar:</b> <?php echo $location; ?><br/>
<?php endif; ?>
<b>Wanneer:</b> <?php echo $start_hour . \':\' . $start_minute . \' - \' . $end_hour . \':\' .$end_minute; ?><br />
<?php if($price != "") : ?>
<b>Prijs:</b> € <?php echo $price; ?><br />
<?php endif; ?>
<?php if(!$event_full) : ?>
<p>
<b class="orange">Inschrijven</b>
<div id="signup">
<?php echo $response; ?>
<form action="<?php the_permalink(); ?>" method="post">
<p><label for="message_firstname">Voornaam: <span>*</span> <br><input type="text" name="message_firstname" value="<?php echo esc_attr($_POST[\'message_firstname\']); ?>"></label><br />
<label for="message_lastname">Familienaam: <span>*</span> <br><input type="text" name="message_lastname" value="<?php echo esc_attr($_POST[\'message_lastname\']); ?>"></label><br />
<label for="message_persons">Aantal personen: <span>*</span> <br><input type="text" name="message_persons" value="<?php echo esc_attr($_POST[\'message_persons\']); ?>"></label><br />
<label for="message_phone">Telefoon: <span>*</span> <br><input type="text" name="message_phone" value="<?php echo esc_attr($_POST[\'message_phone\']); ?>"></label><br />
<label for="message_email">Email: <span>*</span> <br><input type="text" name="message_email" value="<?php echo esc_attr($_POST[\'message_email\']); ?>"></label><br />
<label for="message_human">Verificatie: <span>*</span> <br><input type="text" style="width: 60px;" name="message_human"> + 3 = 5</label></p>
<input type="hidden" name="submitted" value="1">
<input type="hidden" name="event" value="<?php the_title(); ?>">
<input type="hidden" name="price" value="<?php echo $price; ?>">
<input type="hidden" name="date" value="<?php echo $day . \'/\' . $month . \'/\' . $year; ?>">
<p><input type="submit"></p>
</form>
</div>
</p>
<?php endif; ?>
<?php if (get_adjacent_post(true, \'\', true) || get_adjacent_post(true, \'\', false)) : // if there are older posts ?>
<p class="topref"><?php previous_post_link(\'<span style="float:left;">%link</span>\', \'< %title\', TRUE); ?> <?php next_post_link(\'%link\', \'%title >\', TRUE); ?></p>
<?php endif; ?>
<?php $quote = get_post_meta(get_the_ID(), \'quote\', true); ?>
</article>
<?php endwhile; else: ?>
<article id="main" class="roundedCorners">
<?php _e(\'Nog niets aanwezig.\'); ?>
</article>
<?php endif; ?>
</div>
</div>
</div>
<?php get_footer(); ?>
此外，设置中的permalink结构是/%category%/%postname%/我真的不认为这是问题所在，因为我将其设置为默认值时得到了相同的结果。
可以在上找到示例http://www.menssanahealth.be/kalender/ whitch列出了所有事件，这是标题已更改的帖子之一：http://www.menssanahealth.be/events/workshop-relaxatie-thuis-en-in-de-klas/
感谢advanced中的任何帮助！
