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Add Custom Tax to Edit Screen

add_filter( 'manage_posts_columns', 'govid_columns' ); //Filter out Post Columns with 2 custom columns

function govid_columns($defaults) {
    $defaults['language'] = __('Language'); //Language and Films is name of column
    $defaults['film'] = __('Films');
    return $defaults;
}

add_action('manage_posts_custom_column', 'govid_custom_column', 10, 2); //Just need a single function to add multiple columns

function govid_custom_column($column_name, $post_id) {
    global $wpdb;
    if( $column_name == 'language' ) { 
			$tags = get_the_terms($post->ID, 'lang'); //lang is the first custom taxonomy slug
			if ( !empty( $tags ) ) {
				$out = array();
				foreach ( $tags as $c )
					$out[] = "<a href='edit.php?lang=$c->slug'> " . esc_html(sanitize_term_field('name', $c->name, $c->term_id, 'lang', 'display')) . "</a>";
				echo join( ', ', $out );
			} else {
				_e('No Languages.');  //No Taxonomy term defined
			}
		} else if( $column_name == 'film' ) {   //Adding 2nd column
			$tags = get_the_terms($post->ID, 'film'); //film is the next taxonomy slug for column Films
			if ( !empty( $tags ) ) {
				$out = array();
				foreach ( $tags as $c )
					$out[] = "<a href='edit.php?film=$c->slug'> " . esc_html(sanitize_term_field('name', $c->name, $c->term_id, 'film', 'display')) . "</a>";
				echo join( ', ', $out );
			} else {
				_e('No Related Films.'); //no Films found
			}
		} else {
            echo '<i>'.__('None').'</i>'; //Only 2 columns, blank now.
        }
    }
?>
https://snipt.net/embed/d7384086b1b640b8775dd095189f77cf/
/raw/d7384086b1b640b8775dd095189f77cf/
d7384086b1b640b8775dd095189f77cf
php
PHP
37
2019-05-21T18:32:15
True
False
False
Jun 10, 2013 at 06:45 PM
/api/public/snipt/63770/
add-custom-tax-to-edit-screen
<table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><a href="#L-1"> 1</a> <a href="#L-2"> 2</a> <a href="#L-3"> 3</a> <a href="#L-4"> 4</a> <a href="#L-5"> 5</a> <a href="#L-6"> 6</a> <a href="#L-7"> 7</a> <a href="#L-8"> 8</a> <a href="#L-9"> 9</a> <a href="#L-10">10</a> <a href="#L-11">11</a> <a href="#L-12">12</a> <a href="#L-13">13</a> <a href="#L-14">14</a> <a href="#L-15">15</a> <a href="#L-16">16</a> <a href="#L-17">17</a> <a href="#L-18">18</a> <a href="#L-19">19</a> <a href="#L-20">20</a> <a href="#L-21">21</a> <a href="#L-22">22</a> <a href="#L-23">23</a> <a href="#L-24">24</a> <a href="#L-25">25</a> <a href="#L-26">26</a> <a href="#L-27">27</a> <a href="#L-28">28</a> <a href="#L-29">29</a> <a href="#L-30">30</a> <a href="#L-31">31</a> <a href="#L-32">32</a> <a href="#L-33">33</a> <a href="#L-34">34</a> <a href="#L-35">35</a> <a href="#L-36">36</a> <a href="#L-37">37</a></pre></div></td><td class="code"><div class="highlight"><pre><span></span><span id="L-1"><a name="L-1"></a><span class="x">add_filter( &#39;manage_posts_columns&#39;, &#39;govid_columns&#39; ); //Filter out Post Columns with 2 custom columns</span> </span><span id="L-2"><a name="L-2"></a> </span><span id="L-3"><a name="L-3"></a><span class="x">function govid_columns($defaults) {</span> </span><span id="L-4"><a name="L-4"></a><span class="x"> $defaults[&#39;language&#39;] = __(&#39;Language&#39;); //Language and Films is name of column</span> </span><span id="L-5"><a name="L-5"></a><span class="x"> $defaults[&#39;film&#39;] = __(&#39;Films&#39;);</span> </span><span id="L-6"><a name="L-6"></a><span class="x"> return $defaults;</span> </span><span id="L-7"><a name="L-7"></a><span class="x">}</span> </span><span id="L-8"><a name="L-8"></a> </span><span id="L-9"><a name="L-9"></a><span class="x">add_action(&#39;manage_posts_custom_column&#39;, &#39;govid_custom_column&#39;, 10, 2); //Just need a single function to add multiple columns</span> </span><span id="L-10"><a name="L-10"></a> </span><span id="L-11"><a name="L-11"></a><span class="x">function govid_custom_column($column_name, $post_id) {</span> </span><span id="L-12"><a name="L-12"></a><span class="x"> global $wpdb;</span> </span><span id="L-13"><a name="L-13"></a><span class="x"> if( $column_name == &#39;language&#39; ) { </span> </span><span id="L-14"><a name="L-14"></a><span class="x"> $tags = get_the_terms($post-&gt;ID, &#39;lang&#39;); //lang is the first custom taxonomy slug</span> </span><span id="L-15"><a name="L-15"></a><span class="x"> if ( !empty( $tags ) ) {</span> </span><span id="L-16"><a name="L-16"></a><span class="x"> $out = array();</span> </span><span id="L-17"><a name="L-17"></a><span class="x"> foreach ( $tags as $c )</span> </span><span id="L-18"><a name="L-18"></a><span class="x"> $out[] = &quot;&lt;a href=&#39;edit.php?lang=$c-&gt;slug&#39;&gt; &quot; . esc_html(sanitize_term_field(&#39;name&#39;, $c-&gt;name, $c-&gt;term_id, &#39;lang&#39;, &#39;display&#39;)) . &quot;&lt;/a&gt;&quot;;</span> </span><span id="L-19"><a name="L-19"></a><span class="x"> echo join( &#39;, &#39;, $out );</span> </span><span id="L-20"><a name="L-20"></a><span class="x"> } else {</span> </span><span id="L-21"><a name="L-21"></a><span class="x"> _e(&#39;No Languages.&#39;); //No Taxonomy term defined</span> </span><span id="L-22"><a name="L-22"></a><span class="x"> }</span> </span><span id="L-23"><a name="L-23"></a><span class="x"> } else if( $column_name == &#39;film&#39; ) { //Adding 2nd column</span> </span><span id="L-24"><a name="L-24"></a><span class="x"> $tags = get_the_terms($post-&gt;ID, &#39;film&#39;); //film is the next taxonomy slug for column Films</span> </span><span id="L-25"><a name="L-25"></a><span class="x"> if ( !empty( $tags ) ) {</span> </span><span id="L-26"><a name="L-26"></a><span class="x"> $out = array();</span> </span><span id="L-27"><a name="L-27"></a><span class="x"> foreach ( $tags as $c )</span> </span><span id="L-28"><a name="L-28"></a><span class="x"> $out[] = &quot;&lt;a href=&#39;edit.php?film=$c-&gt;slug&#39;&gt; &quot; . esc_html(sanitize_term_field(&#39;name&#39;, $c-&gt;name, $c-&gt;term_id, &#39;film&#39;, &#39;display&#39;)) . &quot;&lt;/a&gt;&quot;;</span> </span><span id="L-29"><a name="L-29"></a><span class="x"> echo join( &#39;, &#39;, $out );</span> </span><span id="L-30"><a name="L-30"></a><span class="x"> } else {</span> </span><span id="L-31"><a name="L-31"></a><span class="x"> _e(&#39;No Related Films.&#39;); //no Films found</span> </span><span id="L-32"><a name="L-32"></a><span class="x"> }</span> </span><span id="L-33"><a name="L-33"></a><span class="x"> } else {</span> </span><span id="L-34"><a name="L-34"></a><span class="x"> echo &#39;&lt;i&gt;&#39;.__(&#39;None&#39;).&#39;&lt;/i&gt;&#39;; //Only 2 columns, blank now.</span> </span><span id="L-35"><a name="L-35"></a><span class="x"> }</span> </span><span id="L-36"><a name="L-36"></a><span class="x"> }</span> </span><span id="L-37"><a name="L-37"></a><span class="x">?&gt;</span> </span></pre></div> </td></tr></table>
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