PHP display_if_empty函数代码示例

    ?>
"><?php 
    echo $Blog->disp('name', 'htmlbody');
    ?>
</a></h2>

	<?php 
    // ------------------------- TITLE FOR THE CURRENT REQUEST -------------------------
    request_title(array('title_before' => '<h2>', 'title_after' => '</h2>', 'title_none' => '', 'glue' => ' - ', 'title_single_disp' => true, 'format' => 'htmlbody'));
    // ------------------------------ END OF REQUEST TITLE -----------------------------
    ?>

	<?php 
    // ------------------------------------ START OF POSTS ----------------------------------------
    // Display message if no post:
    display_if_empty();
    while ($Item =& mainlist_get_item()) {
        // For each blog post, do everything below up to the closing curly brace "}"
        ?>

			<?php 
        // ------------------------------ DATE SEPARATOR ------------------------------
        $MainList->date_if_changed(array('before' => '<h2>', 'after' => '</h2>', 'date_format' => '#'));
        ?>

		<div id="<?php 
        $Item->anchor_id();
        ?>
" class="bPost bPost<?php 
        $Item->status_raw();
        ?>

 * b2evolution - {@link http://b2evolution.net/}
 * Released under GNU GPL License - {@link http://b2evolution.net/about/license.html}
 * @copyright (c)2003-2013 by Francois Planque - {@link http://fplanque.com/}
 *
 * @package evoskins
 * @subpackage manual
 */
if (!defined('EVO_MAIN_INIT')) {
    die('Please, do not access this page directly.');
}
global $MainList;
// --------------------------------- START OF COMMON LINKS --------------------------------
skin_widget(array('widget' => 'coll_search_form', 'block_start' => '', 'block_end' => '', 'block_display_title' => false, 'disp_search_options' => 1, 'use_search_disp' => 1));
// ---------------------------------- END OF COMMON LINKS ---------------------------------
// Display message if no post:
display_if_empty(array('before' => '<p class="msg_nothing" style="margin: 2em 0">', 'after' => '</p>', 'msg_empty' => T_('Sorry, we could not find anything matching your request, please try to broaden your search.')));
// --------------------------------- START OF POSTS -------------------------------------
if (isset($MainList) && $MainList->result_num_rows > 0) {
    // -------------------- PREV/NEXT PAGE LINKS (POST LIST MODE) --------------------
    mainlist_page_links(array('block_start' => '<p class="center"><strong>', 'block_end' => '</strong></p>', 'prev_text' => '&lt;&lt;', 'next_text' => '&gt;&gt;'));
    // ------------------------- END OF PREV/NEXT PAGE LINKS -------------------------
    echo '<ul class="posts_list" style="margin-top:1em">';
    while (mainlist_get_item()) {
        // For each blog post, do everything below up to the closing curly brace "}"
        // ---------------------- ITEM BLOCK INCLUDED HERE ------------------------
        skin_include('_item_list.inc.php', array());
        // ----------------------------END ITEM BLOCK  ----------------------------
    }
    echo '</ul>';
    // -------------------- PREV/NEXT PAGE LINKS (POST LIST MODE) --------------------
    mainlist_page_links(array('block_start' => '<p class="center"><strong>', 'block_end' => '</strong></p>', 'prev_text' => '&lt;&lt;', 'next_text' => '&gt;&gt;'));

 * @package evoskins
 * @subpackage photoalbums
 */
if (!defined('EVO_MAIN_INIT')) {
    die('Please, do not access this page directly.');
}
global $Item;
// --------------------------------- START OF POSTS -------------------------------------
// Display message if no post:
$params_no_content = array('before' => '<div class="msg_nothing">', 'after' => '</div>');
if (!is_logged_in()) {
    // fp> the following is kind of a hack. It's not really correct.
    $url = get_login_url('no public ocntent');
    $params_no_content['msg_empty'] = '<p>' . T_('This site has no public contents.') . '</p><p><a href="' . $url . '">' . T_('Log in now!') . '</a></p>';
}
$list_is_empty = display_if_empty($params_no_content);
if (!$list_is_empty) {
    ?>
<div class="posts_list">
<?php 
    while ($Item =& mainlist_get_item()) {
        // For each blog post, do everything below up to the closing curly brace "}"
        // Temporarily switch to post locale (useful for multilingual blogs)
        $Item->locale_temp_switch();
        ?>
<div id="<?php 
        $Item->anchor_id();
        ?>
" class="<?php 
        $Item->div_classes($params);
        ?>

?>

				<?php 
// ------------------- PREV/NEXT POST LINKS (SINGLE POST MODE) -------------------
item_prevnext_links(array('block_start' => '<nav><ul class="pager">', 'prev_start' => '<li class="previous">', 'prev_end' => '</li>', 'next_start' => '<li class="next">', 'next_end' => '</li>', 'block_end' => '</ul></nav>'));
// ------------------------- END OF PREV/NEXT POST LINKS -------------------------
?>

				<?php 
// ------------------------ TITLE FOR THE CURRENT REQUEST ------------------------
request_title(array('title_before' => '<h2 class="title_head_post">', 'title_after' => '</h2>', 'title_none' => '', 'glue' => ' - ', 'title_single_disp' => false, 'title_page_disp' => false, 'format' => 'htmlbody', 'register_text' => '', 'login_text' => '', 'lostpassword_text' => '', 'account_activation' => '', 'msgform_text' => '', 'user_text' => '', 'users_text' => '', 'display_edit_links' => false));
// ----------------------------- END OF REQUEST TITLE ----------------------------
?>

               <?php 
$list_is_empty = display_if_empty();
if (!$list_is_empty) {
    // Go Grab the featured post:
    if (!in_array($disp, array('single', 'page')) && ($Item =& get_featured_Item())) {
        // We have a featured/intro post to display:
        // ---------------------- ITEM BLOCK INCLUDED HERE ------------------------
        skin_include('_item_block.inc.php', array('feature_block' => true, 'content_mode' => 'excerpt', 'intro_mode' => 'normal', 'item_class' => $Item->is_intro() ? 'well evo_intro_post' : 'well evo_featured_post'));
        // ----------------------------END ITEM BLOCK  ----------------------------
    }
    ?>

               		<?php 
    // -------------- MAIN CONTENT TEMPLATE INCLUDED HERE (Based on $disp) --------------
    skin_include('$disp$', array('author_link_text' => 'preferredname', 'profile_tabs' => array('block_start' => '<nav><ul class="nav nav-tabs profile_tabs">', 'item_start' => '<li>', 'item_end' => '</li>', 'item_selected_start' => '<li class="active">', 'item_selected_end' => '</li>', 'block_end' => '</ul></nav>'), 'pagination' => array('block_start' => '<div class="center"><ul class="pagination">', 'block_end' => '</ul></div>', 'page_current_template' => '<span>$page_num$</span>', 'page_item_before' => '<li>', 'page_item_after' => '</li>', 'page_item_current_before' => '<li class="active">', 'page_item_current_after' => '</li>', 'prev_text' => '<i class="fa fa-angle-double-left"></i>', 'next_text' => '<i class="fa fa-angle-double-right"></i>'), 'skin_form_before' => '<div class="panel panel-default skin-form">' . '<div class="panel-heading">' . '<h3 class="panel-title">$form_title$</h3>' . '</div>' . '<div class="panel-body">', 'skin_form_after' => '</div></div>', 'display_form_messages' => true, 'form_title_login' => T_('Log in to your account') . '$form_links$', 'form_title_lostpass' => get_request_title() . '$form_links$', 'lostpass_page_class' => 'evo_panel__lostpass', 'login_form_inskin' => false, 'login_page_class' => 'evo_panel__login', 'login_page_before' => '<div class="$form_class$">', 'login_page_after' => '</div>', 'display_reg_link' => true, 'abort_link_position' => 'form_title', 'abort_link_text' => '<button type="button" class="close" aria-label="Close"><span aria-hidden="true">&times;</span></button>', 'register_page_before' => '<div class="evo_panel__register">', 'register_page_after' => '</div>', 'register_form_title' => T_('Register'), 'register_links_attrs' => '', 'register_use_placeholders' => true, 'register_field_width' => 252, 'register_disabled_page_before' => '<div class="evo_panel__register register-disabled">', 'register_disabled_page_after' => '</div>', 'activate_form_title' => T_('Account activation'), 'activate_page_before' => '<div class="evo_panel__activation">', 'activate_page_after' => '</div>', 'search_input_before' => '<div class="input-group">', 'search_input_after' => '', 'search_submit_before' => '<span class="input-group-btn">', 'search_submit_after' => '</span></div>', 'featured_intro_before' => '<div class="jumbotron"><div class="intro_background_image"></div>', 'featured_intro_after' => '</div>', 'msgform_form_title' => T_('Sending a message')));
    // Note: you can customize any of the sub templates included here by
    // copying the matching php file into your skin directory.

global $ASearch_plugin;
if (is_object($ASearch_plugin)) {
    $ASearch_plugin->display_results();
}
// PREV/NEXT POST LINKS (SINGLE POST MODE)
item_prevnext_links(array('block_start' => '<div class="navigation">', 'prev_start' => '<div class="left">', 'prev_end' => '</div>', 'next_start' => '<div class="right">', 'next_end' => '</div>', 'block_end' => '</div>'));
// TITLE FOR THE CURRENT REQUEST
request_title(array('title_before' => '<h2 class="request_title">', 'title_after' => '</h2>', 'title_none' => '', 'glue' => ' - ', 'title_single_disp' => false, 'title_page_disp' => false, 'format' => 'htmlbody'));
if ($Item =& get_featured_Item()) {
    // We have a featured/intro post to display:
    // ITEM BLOCK INCLUDED HERE
    skin_include('_item_block.inc.php', array('feature_block' => true, 'content_mode' => 'auto', 'intro_mode' => 'normal', 'item_class' => 'bPost bFeatured', 'image_size' => 'fit-400x320'));
}
// START OF POSTS
// Display message if no post:
display_if_empty(array('before' => '<div class="bPost display_empty">', 'after' => '</div>'));
while ($Item =& mainlist_get_item()) {
    // ITEM BLOCK INCLUDED HERE
    skin_include('_item_block.inc.php', array('content_mode' => 'auto', 'image_size' => 'fit-400x320'));
}
// PREV/NEXT PAGE LINKS (POST LIST MODE)
mainlist_page_links(array('block_start' => '<div class="page_nav">', 'block_end' => '</div>', 'prev_text' => '&lt;&lt;', 'next_text' => '&gt;&gt;'));
// MAIN CONTENT TEMPLATE INCLUDED HERE (Based on $disp)
skin_include('$disp$', array('disp_posts' => '', 'disp_single' => '', 'disp_page' => ''));
// "After Posts" CONTAINER EMBEDDED HERE
skin_container(NT_('After Posts'), array('block_start' => '<div class="AfterPosts">', 'block_end' => '</div>'));
?>
    </div>
    <div id="sidebar">
      <?php 
// "Sidebar" CONTAINER EMBEDDED HERE