Wordpress Technology

Remove Symbol [...] From Post Excerpt

wp — Sat, 19 May 2012 07:45:37 +0000

If in the current WordPress template the announcements are outputed by the_excerpt() function and the excerpt field is not filled, than we can watch the symbol [...]. In order to get rid of this symbol, you would only need to insert next code in the functions.php of your theme. function trim_excerpt($text) { return rtrim($text,'[...]'); } [...]

Remove Symbol [...] From Post Excerpt

Replace [...] By Link ‘Read More’

wp — Fri, 18 May 2012 06:17:01 +0000

Should you need to replace [...] by link ‘Read More’, you would only need to create next function in ‘popular’ functions.php file. function trim_excerpt($text) { global $post; $moreLink = ' ... <a href="' . get_permalink($post->ID) . '">Read More »</a>'; $text = str_replace('[...]', $moreLink, $text); return $text; } add_filter('get_the_excerpt', 'trim_excerpt'); If you wish you could substitute [...]

Replace [...] By Link ‘Read More’

Output The Posts With The Specified Field/Value

wp — Thu, 17 May 2012 17:52:38 +0000

To print out the post with specified field/value we have to find the main loop to display the posts and add query_posts() function, as showed below. <?php query_posts('meta_key=review_type&meta_value=music'); ?> <?php if (have_posts()) : ?> <?php while (have_posts()) : the_post(); ?> As a result, we have list of posts with custom field ‘output_type’ and value ‘out’. [...]

Output The Posts With The Specified Field/Value

Highlight Last Post

wp — Thu, 17 May 2012 17:52:37 +0000

There may be a need for a special appearance of the first post (for example, when you need to make a completely different design from the other posts), whether the main page, the archives, search, etc. This problem is solved by adding the special CSS-class with a simple PHP-code. Initially, we have next standard wordpress [...]

Highlight Last Post

Highlight First Post

wp — Mon, 14 May 2012 10:12:59 +0000

Sometimes we have a need to highlight the first post in loop of main page, archive page or search page and apply different style for it. This output can be implemented by using special CSS class and simple php code. Originally we have the regular loop to output our posts: <?php if (have_posts()) : ?> [...]

Highlight First Post

Add Content to RSS Feed

wp — Sun, 13 May 2012 08:52:04 +0000

Code for inserting your own content to every RSS Feed of WordPress based blog is very simple It can be usefull for inserting ads or banners. Include the code must in functions.php of your theme. function insertFeedFooter($content) { if(is_feed()) { $content.= "<h3>Some title</h3>"; $content.= "<p>Some Advertisement, or code, or something else.</p>"; } return $content; } [...]

Add Content to RSS Feed

Exclude Categories From RSS

wp — Sat, 12 May 2012 08:33:03 +0000

If for some reasons we have to exclude one or several categories from RSS, it can be done this way. Insert into functions.php next code. function myFilter($query) { if ($query-&gt;is_feed) { $query-&gt;set('cat','-5'); } return $query; } add_filter('pre_get_posts','myFilter'); In this case 5 means excluded category id. If we need to expel more than one categories, their [...]

Exclude Categories From RSS

Display Excerpt With Fixed Number of Words

wp — Fri, 11 May 2012 07:02:05 +0000

We might have a situation, when we need to display the excerpt with the fixed number of world. To achieve that, create the next function in functions.php of the current theme: function do_excerpt($string, $word_limit) { $words = explode(' ', $string, ($word_limit + 1)); if (count($words) &gt; $word_limit) array_pop($words); echo implode(' ', $words).' ...'; } After, [...]

Display Excerpt With Fixed Number of Words

Replace Content in All Posts

wp — Thu, 10 May 2012 18:30:03 +0000

Let’s imagine we have to replace in all posts of wordpress the chunk of text at once, or highlite the word, or put the link, etc. To edit every post might take a long time. There is an elegant and simple solution to achieve the task. function replace_text($text) { $text = str_replace('WordPress', '<strong>WordPress</strong>', $text); $text [...]

Replace Content in All Posts

List of The Most Commented Posts

wp — Wed, 09 May 2012 17:24:45 +0000

As you know the number of installed plugins affects the loading blog time. To display most commented posts without any plugin insert next code into template files (index.php, sidebar.php and so on.) <ul> get_results("SELECT comment_count,ID,post_title FROM $wpdb->posts ORDER BY comment_count DESC LIMIT 0 , 5"); foreach ($result as $post) { setup_postdata($post); $postid = $post->ID; $title [...]

List of The Most Commented Posts