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December 18, 2015 19:29
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Allows you to specify the excerpt length per page rather than through a global setting in your functions.php.
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<?php | |
/** In functions.php **/ | |
/** | |
* Customise Excerpt Length | |
* @param int $new_length Length of excerpt | |
* @param mixed $new_more String to output at the end of the excerpt, if false reverts to default | |
* @return type | |
*/ | |
function custom_excerpt($new_length = 20, $new_more = false) { | |
add_filter('excerpt_length', function () use ($new_length) { | |
return $new_length; | |
}, 999); | |
if($new_more) { | |
add_filter('excerpt_more', function () use ($new_more) { | |
return $new_more; | |
}); | |
} | |
$output = get_the_excerpt(); | |
$output = apply_filters('wptexturize', $output); | |
$output = apply_filters('convert_chars', $output); | |
$output = '<p>' . $output . '</p>'; | |
echo $output; | |
} | |
/** | |
* Customise String at End of Excerpt | |
* @param dunno $more | |
* @return string | |
*/ | |
function new_excerpt_more($more) { | |
global $post; | |
return ' <a class="more_link" href="'. get_permalink($post->ID) . '">Read More</a>'; | |
} | |
add_filter('excerpt_more', 'new_excerpt_more'); | |
/** Template Example **/ | |
custom_excerpt(20); |
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