PHP get_the_category_by_ID函数代码示例

function wpgeoip_redirect()
{
    if (get_option('wpgeoip_no_redirect', 0) == 1 and isset($_GET['noredirect'])) {
        return false;
    }
    require_once 'geoip.inc';
    //open geoip binary database
    $gi = geoip_open(plugin_dir_path(__FILE__) . 'GeoIP.dat', GEOIP_STANDARD);
    global $wpdb;
    global $wp_query;
    global $post;
    $prefix = $wpdb->prefix;
    $postID = $post->ID;
    $catID = intval($wp_query->query_vars['cat']);
    $isHome = is_home();
    $the_page_name = '';
    //get user country
    $countryCode = geoip_country_code_by_addr($gi, WPGeoIP_getIP());
    //sitewide rule
    $rs_redirect = $wpdb->get_row("SELECT `targetURL` FROM `" . $prefix . "grules` WHERE `countryID` = '{$countryCode}' \n\t\t\t\t\t\t\tAND `postID` = 999999");
    if (isset($rs_redirect) and count($rs_redirect)) {
        $the_page_name = get_the_title($postID);
        $wpdb->query("INSERT INTO wpgeoip_log VALUES (null, 'SITEWIDE Redirect', 'Redirecting Country <strong>" . $countryCode . "</strong> to " . $rs_redirect->targetURL . "')");
        print '<meta http-equiv="refresh" content="0;url=' . $rs_redirect->targetURL . '"/>';
        exit;
    }
    //redirect if any rule for this country
    if ($postID != 0) {
        $rs_redirect = $wpdb->get_row("SELECT `targetURL` FROM `" . $prefix . "grules` WHERE `countryID` = '{$countryCode}' \n\t\t\t\t\t\t\tAND `postID` = {$postID}");
        $the_page_name = get_the_title($postID);
    }
    if ($catID != 0) {
        $rs_redirect = $wpdb->get_row("SELECT `targetURL` FROM `" . $prefix . "grules` WHERE `countryID` = '{$countryCode}' \n\t\t\t\t\t\t\tAND `catID` = {$catID}");
        $the_page_name = 'Category : ' . get_the_category_by_ID($catID);
    }
    if ($isHome) {
        $rs_redirect = $wpdb->get_row("SELECT `targetURL` FROM `" . $prefix . "grules` WHERE `countryID` = '{$countryCode}' \n\t\t\t\t\t\t\tAND `home_rule` = 1");
        $the_page_name = 'Homepage';
    }
    if (!$rs_redirect) {
        //NOTHING TO DO
        #$wpdb->query("INSERT INTO wpgeoip_log VALUES (null, 'Redirect', 'Nothing to do. No rules for Country <strong>".$countryCode."</strong>')");
    }
    if (isset($rs_redirect) and count($rs_redirect)) {
        $wpdb->query("INSERT INTO wpgeoip_log VALUES (null, 'Redirect <em>" . $the_page_name . "</em>', 'Redirecting Country <strong>" . $countryCode . "</strong> to " . $rs_redirect->targetURL . "')");
        print '<meta http-equiv="refresh" content="0;url=' . $rs_redirect->targetURL . '"/>';
        exit;
    } else {
        //CHECK COUNTRIES WITHOUT REDIRECT RULES
        $mass_redirect_enabled = get_option('wpgeoip_mass_redirect');
        if ($mass_redirect_enabled != "0") {
            $mass_url = get_option('wpgeoip_mass_url');
            $wpdb->query("INSERT INTO wpgeoip_log VALUES (null, 'Mass Redirect', 'Redirecting Country <strong>" . $countryCode . "</strong> to " . $rs_redirect->targetURL . "')");
            print '<meta http-equiv="refresh" content="0;url=' . $mass_url . '"/>';
            exit;
        } else {
            //NOTHING TO DO AGAINM
        }
    }
}

function get_nested_categories($default = 0, $parent = 0) {
 global $post_ID, $mode, $wpdb;

 if ($post_ID) {
   $checked_categories = $wpdb->get_col("
     SELECT category_id
     FROM $wpdb->categories, $wpdb->post2cat
     WHERE $wpdb->post2cat.category_id = cat_ID AND $wpdb->post2cat.post_id = '$post_ID'
     ");

   if(count($checked_categories) == 0)
   {
     // No selected categories, strange
     $checked_categories[] = $default;
   }

 } else {
   $checked_categories[] = $default;
 }

 $cats = return_categories_list($parent, TRUE);
 $result = array();

 foreach($cats as $cat)
 {
   $result[$cat]['children'] = get_nested_categories($default, $cat);
   $result[$cat]['cat_ID'] = $cat;
   $result[$cat]['checked'] = in_array($cat, $checked_categories);
   $result[$cat]['cat_name'] = get_the_category_by_ID($cat);
 }

 return $result;
}

function wpml_link_to_element($element_id, $element_type = 'post', $link_text = '', $optional_parameters = array(), $anchor = '', $echoit = true)
{
    if (!function_exists('icl_link_to_element')) {
        switch ($element_type) {
            case 'post':
            case 'page':
                $ret = '<a href="' . get_permalink($element_id) . '">';
                if ($anchor) {
                    $ret .= $anchor;
                } else {
                    $ret .= get_the_title($element_id);
                }
                $ret .= '<a>';
                break;
            case 'tag':
            case 'post_tag':
                $tag = get_term_by('id', $element_id, 'tag', ARRAY_A);
                $ret = '<a href="' . get_tag_link($element_id) . '">' . $tag->name . '</a>';
            case 'category':
                $ret = '<a href="' . get_tag_link($element_id) . '">' . get_the_category_by_ID($element_id) . '</a>';
            default:
                $ret = '';
        }
        if ($echoit) {
            echo $ret;
        } else {
            return $ret;
        }
    } else {
        return icl_link_to_element($element_id, $element_type, $link_text, $optional_parameters, $anchor, $echoit);
    }
}

	function field_value( $data ) {
		if ( $data == -1 )
			return false;
			
		if ( is_numeric( $data ) )
			return get_the_category_by_ID( intval( $data ) );
			
		return $data;
	}

function the_category_head($before='', $after='') {
	global $currentcat, $previouscat;
	// Grab the first cat in the list.
	$categories = get_the_category();
	$currentcat = $categories[0]->category_id;
	if ( $currentcat != $previouscat ) {
		echo $before;
		echo get_the_category_by_ID($currentcat);
		echo $after;
		$previouscat = $currentcat;
	}
}

 /**
  * column_default function.
  *
  * @access public
  * @param mixed $item
  * @param mixed $column_name
  */
 function column_default($item, $column_name)
 {
     global $wpdb;
     switch ($column_name) {
         case 'text':
             echo $item->text;
             break;
         case 's':
             if ($item->s) {
                 echo $item->s;
             } else {
                 echo 'Any';
             }
             break;
         case 'category':
             if ($item->category) {
                 $cat = get_the_category_by_ID($item->category);
                 echo $cat;
             } else {
                 echo 'Any';
             }
             break;
         case 'enabled':
             if ($item->enabled) {
                 echo '<b style="color:green;">Enabled</b>';
             } else {
                 echo '<b style="color:red;">Disabled</b>';
             }
             break;
         case 'wc_actions':
             ?>
                 <?php 
             $actions = array();
             $action_id = $item->id;
             $actions['edit'] = array('url' => admin_url('admin.php?page=autoText&id=' . $item->id . '&action=edit'), 'name' => __('Edit', 'fastedit'), 'action' => "edit");
             if (!$item->enabled) {
                 $actions['view'] = array('url' => admin_url('admin.php?page=autoText&id=' . $item->id . '&action=enable'), 'name' => __('Enable', 'fastedit'), 'action' => "enable");
             } else {
                 $actions['view'] = array('url' => admin_url('admin.php?page=autoText&id=' . $item->id . '&action=disable'), 'name' => __('Disable', 'fastedit'), 'action' => "disable");
             }
             $actions['delete'] = array('url' => admin_url('admin.php?page=autoText&id=' . $item->id . '&action=delete'), 'name' => __('Delete', 'fastedit'), 'action' => "delete");
             $actions = apply_filters('fastedit_admin_text_table_actions', $actions, $product);
             foreach ($actions as $action) {
                 printf('<a class="button tips %s" href="%s" >%s</a>', $action['action'], esc_url($action['url']), esc_attr($action['name']), esc_attr($action['name']));
             }
             ?>
             <?php 
             break;
     }
 }

function check_for_category_single_template($t)
{
    foreach ((array) get_the_category() as $cat) {
        if (file_exists(TEMPLATEPATH . "/single-{$cat->slug}.php")) {
            return TEMPLATEPATH . "/single-{$cat->slug}.php";
        }
        if ($cat->parent) {
            $cat = get_the_category_by_ID($cat->parent);
            if (file_exists(TEMPLATEPATH . "/single-{$cat->slug}.php")) {
                return TEMPLATEPATH . "/single-{$cat->slug}.php";
            }
        }
    }
    return $t;
}

 function codeless_register_sidebars_init()
 {
     global $cl_redata;
     register_sidebar(array('id' => 'sidebar-1', 'name' => __('Sidebar Blog', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     register_sidebar(array('id' => 'sidebar-2', 'name' => __('Sidebar Pages', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     register_sidebar(array('id' => 'sidebar-3', 'name' => __('Sidebar Portfolio', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     register_sidebar(array('id' => 'sidebar-4', 'name' => __('Top Header Left', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '', 'after_title' => ''));
     register_sidebar(array('id' => 'sidebar-5', 'name' => __('Top Header Right', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '', 'after_title' => ''));
     if (isset($cl_redata['footer_columns'])) {
         $footer_columns = $cl_redata['footer_columns'];
         for ($i = 1; $i <= $footer_columns; $i++) {
             register_sidebar(array('name' => 'Footer - column' . $i, 'id' => 'footer-column-' . $i, 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
         }
     }
     register_sidebar(array('id' => 'sidebar-7', 'name' => __('Copyright Footer Sidebar', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '', 'after_title' => ''));
     if (isset($cl_redata['pages_sidebar'])) {
         $id_array = $cl_redata['pages_sidebar'];
         if (isset($id_array[0])) {
             foreach ($id_array as $page_id) {
                 if ($page_id != "") {
                     register_sidebar(array('id' => 'page-' . get_the_title($page_id), 'name' => __('Page', 'codeless') . ': ' . get_the_title($page_id) . '', 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h6 class="widget-title">', 'after_title' => '</h6>'));
                 }
             }
         }
     }
     if (isset($cl_redata['categories_sidebar'])) {
         $id_array = $cl_redata['categories_sidebar'];
         if (isset($id_array[0])) {
             foreach ($id_array as $cat_id) {
                 if ($cat_id != "") {
                     register_sidebar(array('id' => 'category-' . get_the_category_by_ID($cat_id), 'name' => __('Category', 'codeless') . ': ' . get_the_category_by_ID($cat_id) . '', 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h6 class="widget-title">', 'after_title' => '</h6>'));
                 }
             }
         }
     }
     if (isset($cl_redata['extra_navigation']) && $cl_redata['extra_navigation']) {
         register_sidebar(array('id' => 'sidebar-10', 'name' => __('Extra Side Navigation', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     }
     if (class_exists('Woocommerce')) {
         register_sidebar(array('id' => 'sidebar-11', 'name' => __('Sidebar Woocommerce', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     }
     if (isset($cl_redata['header_style']) && ($cl_redata['header_style'] == 'header_6' || $cl_redata['header_style'] == 'header_7' || $cl_redata['header_style'] == 'header_12')) {
         register_sidebar(array('id' => 'sidebar-12', 'name' => __('Header Widgetized Area', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     }
     if (isset($cl_redata['header_style']) && $cl_redata['header_style'] == 'header_12') {
         register_sidebar(array('id' => 'sidebar-13', 'name' => __('After Navigation Area', 'codeless'), 'before_widget' => '<div id="%1$s" class="widget %2$s">', 'after_widget' => '</div>', 'before_title' => '<h5 class="widget-title">', 'after_title' => '</h5>'));
     }
 }

/**
 * b2.newPost. Adds a post, blogger-api like, +title +category +postdate.
 *
 * b2 API
 *
 * @param xmlrpcmsg XML-RPC Message
 *					0 ?
 *					1 ?
 *					2 username (string): Login for a Blogger user who is member of the blog.
 *					3 password (string): Password for said username.
 *					4 content (string): The content of the post.
 *					5 publish (boolean): If set to true, the post will be published immediately.
 *					6 title (string): The title of the post.
 *					7 category (string): The internal name of the category you want to post the post into.
 *					8 date (string): This is the date that will be shown in the post, give "" for current date.
 * @return xmlrpcresp XML-RPC Response
 */
function b2_newpost($m)
{
    global $xmlrpcerruser;
    // import user errcode value
    global $DB;
    global $Settings, $Messages;
    // CHECK LOGIN:
    /**
     * @var User
     */
    if (!($current_User =& xmlrpcs_login($m, 2, 3))) {
        // Login failed, return (last) error:
        return xmlrpcs_resperror();
    }
    $publish = $m->getParam(5);
    $publish = $publish->scalarval();
    $status = $publish ? 'published' : 'draft';
    $main_cat = $m->getParam(7);
    $main_cat = $main_cat->scalarval();
    // CHECK PERMISSION: (we need perm on all categories, especially if they are in different blogs)
    if (!$current_User->check_perm('cats_post!' . $status, 'edit', false, array($main_cat))) {
        // Permission denied
        return xmlrpcs_resperror(3);
        // User error 3
    }
    logIO('Permission granted.');
    // Check if category exists
    if (get_the_category_by_ID($main_cat, false) === false) {
        // Cat does not exist:
        return xmlrpcs_resperror(11);
        // User error 11
    }
    $cat_IDs = array($main_cat);
    $postdate = $m->getParam(8);
    $postdate = $postdate->scalarval();
    if ($postdate != '') {
        $post_date = $postdate;
    } else {
        $post_date = date('Y-m-d H:i:s', time() + $Settings->get('time_difference'));
    }
    $post_title = $m->getParam(6);
    $post_title = $post_title->scalarval();
    $content = $m->getParam(4);
    $content = $content->scalarval();
    // COMPLETE VALIDATION & INSERT:
    return xmlrpcs_new_item($post_title, $content, $post_date, $main_cat, $cat_IDs, $status);
}

 function _single_cat_title($prefix = '', $display = true)
 {
     $cat = intval(get_query_var('cat'));
     if (!empty($cat) && !(strtoupper($cat) == 'ALL')) {
         $my_cat_name = apply_filters('single_cat_title', get_the_category_by_ID($cat));
         if (!empty($my_cat_name)) {
             if ($display) {
                 echo '<h3>' . $prefix . strip_tags($my_cat_name) . '</h3>';
             } else {
                 return strip_tags($my_cat_name);
             }
             if ($index_filename == 'index-wap.php') {
                 echo '<br/>';
             }
         }
     }
 }

 public function get_rows_data()
 {
     $search_value = isset($_POST['search_value']) ? esc_html(stripslashes($_POST['search_value'])) : '';
     $category_id = isset($_POST['category_id']) && esc_html(stripslashes($_POST['category_id'])) != -1 ? esc_html(stripslashes($_POST['category_id'])) : '';
     $category_name = $category_id ? get_the_category_by_ID($category_id) : '';
     $asc_or_desc = isset($_POST['asc_or_desc']) ? esc_html(stripslashes($_POST['asc_or_desc'])) : 'ASC';
     $order_by = isset($_POST['order_by']) ? esc_html(stripslashes($_POST['order_by'])) : 'date';
     if (isset($_POST['page_number']) && $_POST['page_number']) {
         $limit = ((int) $_POST['page_number'] - 1) * 20;
     } else {
         $limit = 0;
     }
     $page_limit = (int) ($limit / 20 + 1);
     $args = array('posts_per_page' => 255, 'category_name' => $category_name, 'orderby' => $order_by, 'order' => $asc_or_desc, 'post_status' => 'publish');
     $posts = get_posts($args);
     $row = array();
     $counter = 0;
     for ($i = 0; $i < count($posts); $i++) {
         $post = $posts[$i];
         if (has_post_thumbnail($post->ID) && (!$search_value || stristr($post->post_title, $search_value) !== FALSE)) {
             $counter++;
             if ($counter > $limit && $counter <= $limit + 20) {
                 $row[$post->ID] = new stdClass();
                 $row[$post->ID]->id = $post->ID;
                 $image_url = wp_get_attachment_image_src(get_post_thumbnail_id($post->ID), 'full');
                 $row[$post->ID]->image_url = $image_url[0];
                 $thumb_url = wp_get_attachment_image_src(get_post_thumbnail_id($post->ID), 'thumbnail');
                 $row[$post->ID]->thumb_url = $thumb_url[0] ? $thumb_url[0] : $image_url[0];
                 $row[$post->ID]->title = $post->post_title;
                 $row[$post->ID]->date = $post->post_date;
                 $row[$post->ID]->modified = $post->post_modified;
                 $row[$post->ID]->type = $post->post_type;
                 $row[$post->ID]->author = get_the_author_meta('display_name', $post->post_author);
                 $row[$post->ID]->link = get_permalink($post->ID);
                 $row[$post->ID]->content = $this->add_more_link(strip_tags($post->post_content), $row[$post->ID]->link, 250);
             }
         }
     }
     return array($row, $counter, $page_limit);
 }

function the_category_head($before = '', $after = '')
{
    global $post, $currentcat, $previouscat, $dateformat, $newday;
    $currentcat = $post->post_category;
    if ($currentcat != $previouscat) {
        echo $before;
        echo get_the_category_by_ID($currentcat);
        echo $after;
        $previouscat = $currentcat;
    }
}

                        ?>
,
<?php 
                    }
                } else {
                    echo "Not Avail.";
                }
                ?>
                               </p>
                                    <p> <strong>Student/Alum of: </strong>
                                 <?php 
                if (get_post_meta(get_the_ID(), 'Institute Name', true)) {
                    foreach (explode(",", get_post_meta(get_the_ID(), 'Institute Name', true)) as $inst) {
                        ?>
                                    <?php 
                        echo get_the_category_by_ID($inst);
                        ?>
,
                                <?php 
                    }
                } else {
                    echo "Not Avail.";
                }
                ?>
								 </p>
                                   <strong>One Line Pitch: </strong> <?php 
                if (get_post_meta(get_the_ID(), 'One line pitch', true)) {
                    echo get_post_meta(get_the_ID(), 'One line pitch', true);
                } else {
                    echo "Not Avail.";
                }

function get_nested_categories($default = 0, $parent = 0)
{
    global $post_ID, $mode, $wpdb;
    if ($post_ID) {
        $checked_categories = $wpdb->get_col("\n\t\t     SELECT category_id\n\t\t     FROM {$wpdb->categories}, {$wpdb->post2cat}\n\t\t     WHERE {$wpdb->post2cat}.category_id = cat_ID AND {$wpdb->post2cat}.post_id = '{$post_ID}'\n\t\t     ");
        if (count($checked_categories) == 0) {
            // No selected categories, strange
            $checked_categories[] = $default;
        }
    } else {
        $checked_categories[] = $default;
    }
    $cats = return_categories_list($parent);
    $result = array();
    if (is_array($cats)) {
        foreach ($cats as $cat) {
            $result[$cat]['children'] = get_nested_categories($default, $cat);
            $result[$cat]['cat_ID'] = $cat;
            $result[$cat]['checked'] = in_array($cat, $checked_categories);
            $result[$cat]['cat_name'] = get_the_category_by_ID($cat);
        }
    }
    usort($result, 'sort_cats');
    return $result;
}

                        <!-- **portfolio-detail - Starts** -->
 <div class="portfolio-detail" onclick="window.location.href = '<?php 
        echo the_permalink();
        ?>
?id=post_details'">

 <div class="views">
                                <h5 class="prname"><a href="<?php 
        echo the_permalink();
        ?>
"><?php 
        echo get_the_category_by_ID(get_post_meta(get_the_ID(), 'Alumni of Institute', true));
        ?>
</a></h5>
                                <span>City of Location: <?php 
        echo get_the_category_by_ID(get_post_meta(get_the_ID(), 'City Of location', true));
        ?>
 </span>
                            </div>

<!--                            <div class="portfolio-title">

                              

                                <p><strong>Position at Institute: </strong><br>
                                <?php 
        // get_the_category_by_ID(get_post_meta(get_the_ID(), 'Position', true));
        ?>
</p>

                            </div>-->