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本人一直在用一个分类和文章模板选择器的，不记得是从哪里弄来的，就想拿出来分享一下。利用这个模板选择器你可以给每个分类和其下的文章指定模板，非常方便，制作模板也很简单，只要加上注释代码即可。下面是图片：
要实现此功能, 你需要在你的主题根目录文件夹下新建一个template.php, 并将下面的代码复制进去(或者点此下载该文件)：
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<?php function cat_temp_menus() { add_menu_page('模板选择器', '模板选择器', 'manage_options', basename(__FILE__), 'cat_temp_options_page'); } function cat_temp_meta() { global $wpdb,$post_ID; $templates = cat_temp_get_page_templates(); $current = cat_temp_post_template($post_ID); $out = '<select name="cat_temp_template" style="width:100%">'; $out .= '<option value="none"'; if ($post_ID == 0 ||!$current) $out .= ' selected="selected"'; $out .= '>请选择</option>'; $out .= '<option value="/single.php"'; if ($current == "/single.php") $out .= ' selected="selected"'; $out .= '>默认模板</option>'; foreach ($templates as $template =>$file) { $out .= '<option value="'.$file.'"'; if ($current == $file) $out .= ' selected="selected"'; $out .= '>'.$template.'</option>'; } $out .= "</select>"; $out .= "<p>选择文章模板</p>"; echo $out; } function cat_temp_post_submit($post_ID) { global $wpdb; if ($_POST['cat_temp_template']) { $templates = (get_option("cat_temp_post")); if ($_POST['cat_temp_template'] != 'none') { $templates[$post_ID] = $_POST['cat_temp_template']; }else { if ($templates[$post_ID]) { unset($templates[$post_ID]); } } update_option("cat_temp_post",($templates)); } } function cat_temp_post_template($ID) { $templates = (get_option("cat_temp_post")); return $templates[$ID]; } function cat_temp($template) { global $wp_query; $post_obj = $wp_query->get_queried_object(); if (is_single()) { $data = cat_temp_get_data(); $categories = get_the_category($post_obj->ID); }else if (is_category()) { $data = cat_temp_get_data(true); $categories[0] = &get_category($post_obj->cat_ID); } $temp_data; foreach((array)$categories as $category) { if ($data[$category->term_id]['template'] != '0') { $temp_data[$data[$category->term_id]['template']] = $data[$category->term_id]['priority']+($category->term_id/80000); } } foreach((array)$data as $key =>$cat) { if ($cat['all'] == "all"&&$cat['template'] != "0") { $id = (is_single()) ?(int)$cat['id'] : $key; $descendants = get_term_children($id,'category'); if ($descendants &&in_category($descendants)) { $temp_data[$cat['template']] = $cat['priority']+($cat['id']/80000); } } } if (is_array($temp_data)) { asort($temp_data); $template = array_shift(array_keys($temp_data)); } if (is_single()) { $overRule = cat_temp_post_template($post_obj->ID); if ($overRule) $template = $overRule; } if (!empty($template)) { if (file_exists(TEMPLATEPATH.$template)) { include(TEMPLATEPATH.$template); exit; } } } function cat_temp_is_cat($cat,$_post = null) { if (in_category($cat,$_post)) { return true; }else { $descendants = get_term_children((int)$cat,'category'); if ($descendants &&in_category($descendants,$_post)) return true; } return false; } function cat_temp_get_page_templates($str = "Template Name") { $themes = get_themes(); $theme = get_current_theme(); $templates = $themes[$theme]['Template Files']; $page_templates = array(); if (is_array($templates)) { foreach((array)$templates as $template) { if (!file_exists($template)) $template = WP_CONTENT_DIR.$template; $template_data = implode('',file($template)); $name = ''; if (preg_match('|'.$str.':(.*)$|mi',$template_data,$name)) $name = $name[1]; if (!empty($name)) { $page_templates[trim($name)] = str_replace($themes[$theme]['Template Dir'],"",$template); } } } return $page_templates; } function cat_temp_cats($item,$current,$archive=false) { if ($archive) { $templates = cat_temp_get_page_templates('Archive Template'); $default = '/archive.php'; }else { $templates = cat_temp_get_page_templates(); $default = '/single.php'; } $out = '<select title="Template" class="ct_template" name="data'; if ($archive) $out .= '[archive]'; $out .= '['.$item.'][template]">'; $out .= '<option value="0"'; if ($current == "0") $out .= ' selected="selected"'; $out .= '>未指定</option>'; $out .= '<option value="'.$default.'"'; if ($current == $default) $out .= ' selected="selected"'; $out .= '>默认模板</option>'; foreach ($templates as $template =>$file) { $out .= '<option value="'.$file.'"'; if ($current == $file) $out .= ' selected="selected"'; $out .= '>'.$template.'</option>'; } $out .= "</select>"; return $out; } function cat_temp_categories($child = 0) { $data = array( "hide_empty"=>false, "child_of"=>$child, "pad_count"=>false, ); $categories = get_categories($data); $list = array(); foreach ((array)$categories as $cat) { if ($cat->parent == $child) { $list[] = array( "name"=>$cat->name, "id"=>$cat->cat_ID, "count"=>cat_temp_getALLposts($cat->cat_ID), "acount"=>$cat->category_count, "child"=>cat_temp_categories($cat->cat_ID), ); } } return $list; } function cat_temp_li_fun($data) { $out = "<ul class=\"cat-temp\">"; foreach ((array)$data as $root) { $out .= "<li>".$root['name']." (".$root['count'].")</li>"; if (count($root['child']) >0) { $out .= cat_temp_li_fun($root['child']); } } $out .= "</ul>"; return $out; } function cat_temp_priority($item,$current,$archive) { $pri = array("最低","低","中等","高","最高"); $out = '<select class="ct_priority" title="Template Priority" name="data'; if ($archive) $out .= '[archive]'; $out .= '['.$item.'][priority]">'; $t = 0; for ($i = 10;$i >= 1;$i = $i-2) { $out .= '<option value="'.$i.'"'; if (intval($current) == $i) $out .= ' selected="selected"'; $out .= '>'.$pri[$t].'</option>'; $t++; } $out .= "</select>"; return $out; } function cat_temp_getALLposts($ID) { $td = array( 'numberposts'=>-1, 'category'=>$ID, ); return count(get_posts($td)); } function cat_temp_get_data($archive=false,$id=false) { $t = (!$archive) ?(get_option('cat_temp_data')) : (get_option('cat_arch_data')); return (!$id) ?$t : $t[$id]; } function cat_temp_update($data) { $archive = $data['archive']; unset($data['archive']); update_option('cat_temp_data',($data)); update_option('cat_arch_data',($archive)); } function cat_temp_delete() { delete_option('cat_temp_data'); delete_option('cat_temp_post'); delete_option('cat_arch_data'); } function cat_temp_sub_cats($id,$data,$archive=false) { $out .= ' <input type="checkbox"'; if ($data == "all") $out .= ' checked="checked"'; $out .= ' name="data'; if ($archive) $out .= "[archive]"; $out .= '['.$id.'][all]" value="all" title="Apply to sub-categories" /> <small>用于子分类</small>'; return $out; } function cat_temp_templates($id,$archive) { if ($archive) { $title = "分类"; $class = " class=\"noborder\""; $class2 = " noborder"; }else { $title = "文章"; } $data = cat_temp_get_data($archive,$id); $out .= "<td class=\"r$class2\" >$title:</td>"; $out .= "<td $class><div>".cat_temp_cats($id,$data['template'],$archive); $out .= cat_temp_sub_cats($id,$data['all'],$archive).'</div></td>'; $out .= "<td $class><div>".cat_temp_priority($id,$data['priority'],$archive)."</div></td>"; return $out; } function cat_temp_td_fun($data,$padding = 5) { $out = ""; foreach ((array)$data as $root) { $out .= '<tr>'; $out .= '<td class="c" rowspan="2">'.$root['id']; $out .= '<input type="hidden" name="data['.$root['id'].'][id]" value="'.$root['id'].'" />'; $out .= '</td>'; $out .= '<td class="wide" style="padding-left:'.$padding.'px;" rowspan="2">'.$root['name'].'</td>'; $out .= cat_temp_templates($root['id'],true); $out .= '<td rowspan="2">'.$root['acount'].' ('.$root['count'].')</td>'; $out .= "</tr><tr>"; $out .= cat_temp_templates($root['id'],false); $out .= '</tr>'; if (count($root['child']) >0) { $out .= cat_temp_td_fun($root['child'],$padding+10); } } return $out; } function cat_temp_options_page() { $_GET['lang'] = 'all'; ;echo ' <div class="wrap cat-template"> <div class="icon32" id="icon-themes"><br/> </div> <h2>模板选择器</h2> '; if ($_POST['update_theme']) { cat_temp_update($_POST['data']); echo '<div id="message" class="updated"><p>成功保存.</p></div>'; } ;echo ' <p>请选择分类和页面模板</p> <form method="post" action="';echo $_SERVER['PHP_SELF']."?".$_SERVER['QUERY_STRING'];;echo '"> '; if(function_exists('settings_fields')){ settings_fields('cat-temp-options'); }else { wp_nonce_field('update-options'); ;echo ' <input type="hidden" name="action" value="update" /> '; } ;echo ' <table> <tr> <td style="vertical-align:top" width="70%"><table width="100%" class="widefat" id="cat_temps"> <thead> <tr> <th width="2%" class="c">ID</th> <th>分类</th> <th colspan="2">模板</th> <th width="4%">等级</th> <th>文章数</th> </tr> </thead> <tbody> ';echo cat_temp_td_fun(cat_temp_categories());;echo ' </tbody> </table></td> <td style="vertical-align:top"><table width="100%" class="widefat"> <thead> <tr> <th>说明</th> </tr> <tr> <td>按照以下说明制作模板:</td> </tr> <tr> <td> 分类模板: <pre style="direction:ltr"> <?php /** Archive Template: 分类模板名 **/ ?> </pre> </td> </tr> <tr> <td> 文章模板: <pre style="direction:ltr"> <?php /** Template Name: 文章模板名 **/ ?> </pre> </td> </tr> </thead> </table></td> </tr> </table> <p class="submit"> <input type="submit" class="button-primary autowidth" name="update_theme" value="保存" /> </p> </form> </div> '; } add_action('admin_menu','cat_temp_menus'); add_action('save_post','cat_temp_post_submit'); add_filter('template_redirect','cat_temp'); ?> |
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include (TEMPLATEPATH . '/template.php' |
