wordpress中添加分类目录标题关键词及描述信息 -wordpress教程

吾爱互联 · 发表于 2015-4-20 15:46:34

[文章目录]
<ul id="index-ul">
<li>第一步：在你的安装的主题的根目录下创建一个模板文件添加如下代码</li>
<li>第二步：在网站后台functions.php函数文件里添加引入即可</li>
</ul>
</div>
同学们大家好，今天吾爱互联将与大家分享一种添加分类目录标题关键字和描述信息的方法
其实这个功能对于网站的优化是起着比较大的作用的，但是有的同学去忽略了这一点
今天就与大家介绍这个功能，先看效果图
<img class="aligncenter size-full wp-image-952" src="http://www.wpjiaocheng.com/wp-content/uploads/2014/09/分类标题的关键字和描述信息.jpg" alt="wordpress中添加分类目录标题关键词及描述信息" width="591" height="523" />
解决方法：
<h2 id="title-0">第一步：在你的安装的主题的根目录下创建一个模板文件添加如下代码
这个模板文件名字为：class-taxonomy-feild.php 当然你也可以自定义其它的名字
<div class="dp-highlighter">
<div class="bar"></div>
<ol class="dp-c" start="1">
<li class="alt"><?php</li>
<li>/**************************************/</li>
<li class="alt">/***************给分类法添加自定义字段类文件************************/</li>
<li>/*****************作者：WP教程网 www.wpjiaochengwp.com*************************/</li>
<li class="alt">class wpjiaocheng_taxonomy_feild{</li>
<li>var $options;</li>
<li class="alt">var $taxonomyinfo;</li>
<li></li>
<li class="alt">function wpjiaocheng_taxonomy_feild($options,$taxonomyinfo){</li>
<li>$this->options = $options;</li>
<li class="alt">$this->taxonomyinfo = $taxonomyinfo;</li>
<li></li>
<li class="alt">foreach($this->taxonomyinfo as $taxonomy){</li>
<li>add_action($taxonomy.'_add_form_fields', array(&$this, 'taxonomy_fields_adds'), 10, 2);</li>
<li class="alt">add_action($taxonomy.'_edit_form_fields', array(&$this, 'taxonomy_metabox_edit'), 10, 2);</li>
<li>add_action('created_'.$taxonomy, array(&$this, 'save_taxonomy_metadata'), 10, 1);</li>
<li class="alt">add_action('edited_'.$taxonomy,array(&$this, 'save_taxonomy_metadata'), 10, 1);</li>
<li>}</li>
<li class="alt">}</li>
<li>/*********添加分类页面*******/</li>
<li class="alt">function taxonomy_fields_adds($tag){</li>
<li>foreach($this->options as $option){</li>
<li class="alt">if (method_exists($this, $option['type'])){</li>
<li>echo '<div class="form-field">';</li>
<li class="alt">echo '<label for="'.$option['id'].'" >'.$option['name'].'</label>';</li>
<li>$this->$option['type']($option);</li>
<li class="alt">echo '</div>';</li>
<li>}</li>
<li class="alt">}</li>
<li>}</li>
<li class="alt">/*************编辑分类页面*****************/</li>
<li>function taxonomy_metabox_edit($tag){</li>
<li class="alt">foreach($this->options as $option){</li>
<li>if (method_exists($this, $option['type'])){</li>
<li class="alt">if(get_term_meta($tag->term_id , $option['id']) !== ""){</li>
<li>$option['std'] = get_term_meta($tag->term_id,$option['id'], true);</li>
<li class="alt">}</li>
<li></li>
<li class="alt">echo '<tr class="form-field">';</li>
<li>echo '<th scope="row" valign="top">';</li>
<li class="alt">echo '<label for="'.$option['id'].'" >'.$option['name'].'</label>';</li>
<li>echo '</th>';</li>
<li class="alt">echo '<td>';</li>
<li>$this->$option['type']($option);</li>
<li class="alt">echo '</td>';</li>
<li>echo '</tr>';</li>
<li class="alt">}</li>
<li>}</li>
<li class="alt">}</li>
<li>/**************保存数据*****************/</li>
<li class="alt">function save_taxonomy_metadata($term_id){</li>
<li>foreach($this->options as $option){</li>
<li class="alt"></li>
<li>if(isset($_POST[$option['id']])){</li>
<li class="alt">if(!current_user_can('manage_categories')){</li>
<li>return $term_id ;</li>
<li class="alt">}</li>
<li></li>
<li class="alt">$data = htmlspecialchars($_POST[$option['id']], ENT_QUOTES,"UTF-8");</li>
<li>$data = $_POST[$option['id']];</li>
<li class="alt">if(get_term_meta($term_id , $option['id']) == "")</li>
<li>add_term_meta($term_id , $option['id'], $data, true);</li>
<li class="alt">elseif($data != get_term_meta($term_id , $option['id'], true))</li>
<li>update_term_meta($term_id , $option['id'], $data);</li>
<li class="alt">elseif($data == "")</li>
<li>delete_term_meta($term_id , $option['id'], get_term_meta($term_id , $option['id'], true));</li>
<li class="alt"></li>
<li>}</li>
<li class="alt">}</li>
<li>}</li>
<li class="alt"></li>
<li>/******提示信息******/</li>
<li class="alt">function info($option){</li>
<li>echo ''.$option['desc'].'';</li>
<li class="alt">}</li>
<li></li>
<li class="alt">/*******文本输入框text*******/</li>
<li>function text($option){</li>
<li class="alt">echo '<input type="text" size="'.$option['size'].'" value="';</li>
<li>echo $option['std'];</li>
<li class="alt">echo '" id="'.$option['id'].'" name="'.$option['id'].'"/>';</li>
<li>echo ''.$option['desc'].'';</li>
<li class="alt">}</li>
<li></li>
<li class="alt">/******文本域***********/</li>
<li>function textarea($option){</li>
<li class="alt">echo '<textarea cols="40" rows="5" id="'.$option['id'].'" name="'.$option['id'].'">'.$option['std'].'</textarea>';</li>
<li>echo ''.$option['desc'].'';</li>
<li class="alt">}</li>
<li></li>
<li class="alt"></li>
<li>/**********单选框************/</li>
<li class="alt">function radio( $option ){</li>
<li>$counter = 1;</li>
<li class="alt">foreach( $option['buttons'] as $radiobutton ) {</li>
<li>$checked ="";</li>
<li class="alt">if(isset($option['std']) && $option['std'] == $counter) {</li>
<li>$checked = 'checked = "checked"';</li>
<li class="alt">}</li>
<li>echo '<input '.$checked.' type="radio" class="kcheck" value="'.$counter.'" name="'.$option['id'].'"/>'.$radiobutton;</li>
<li class="alt">$counter++;</li>
<li>}</li>
<li class="alt">}</li>
<li></li>
<li class="alt">/***********下拉选择***********/</li>
<li>function dropdown($option){</li>
<li class="alt">echo '<select class="postform" id="'. $option['id'] .'" name="'. $option['id'] .'"> ';</li>
<li>echo '<option value="">请选择...</option> ';</li>
<li class="alt"></li>
<li>foreach ($option['selects'] as $key => $entry){</li>
<li class="alt">if($key = $old_value ){</li>
<li>$selected = "selected='selected'";</li>
<li class="alt">}</li>
<li>echo"<option $selected value='". $key."'>". $entry."</option>";</li>
<li class="alt">}</li>
<li>echo '</select>';</li>
<li class="alt">echo ''.$option['desc'].'';</li>
<li>}</li>
<li class="alt"></li>
<li>}</li>
<li class="alt"></li>
<li>$options = array();</li>
<li class="alt"></li>
<li>$taxonomyinfo = array('category');</li>
<li class="alt">$options[] = array( "name" => "分类标题关键字",</li>
<li>"desc" => "",</li>
<li class="alt">"id" => "_seo_ke",</li>
<li>"std" => "",</li>
<li class="alt">"size" => 40,</li>
<li>"type" => "text");</li>
<li class="alt"></li>
<li>$options[] = array( "name" => "分类关键词",</li>
<li class="alt">"desc" => "",</li>
<li>"id" => "_seo_keywords",</li>
<li class="alt">"std" => "",</li>
<li>"size" => 40,</li>
<li class="alt">"type" => "text");</li>
<li></li>
<li class="alt">$options[] = array( "name" => "分类描述信息",</li>
<li>"desc" => "",</li>
<li class="alt">"id" => "_seo_description",</li>
<li>"std" => "",</li>
<li class="alt">"size" => 40,</li>
<li>"type" => "textarea");</li>
<li class="alt"></li>
<li>$new_taxonomy_feild = new wpjiaocheng_taxonomy_feild($options, $taxonomyinfo);</li>
<li class="alt">?></li>
</ol>
</div>
<h2 id="title-1">第二步：在网站后台functions.php函数文件里添加引入即可
<div class="dp-highlighter">
<div class="bar"></div>
<ol class="dp-c" start="1">
<li class="alt">//触发分类</li>
<li>include("class-taxonomy-feild.php");</li>
</ol>
</div>
好了，到这一步就解决了这个问题，大家可以去创建分类目录的时候在下面就可以看到上面图中的效果了，自己尝试下去吧