ID, 'description', true) !='') $my_output .= get_post_meta($post->ID, 'description', true);
else {
while(have_posts()):the_post();
$my_excerpt = str_replace(array("\r\n", "\r", "\n"), ' ', get_the_excerpt());
$my_output .= strip_tags(apply_filters('the_excerpt', $my_excerpt));
$my_output = strip_tags($my_output);
endwhile;
}
break;
default:
$my_output .= esc_html( get_bloginfo('name') . __(': ') . get_bloginfo('description') );
}
return $my_output;
}
// Create meta-keywords
function theme_meta_keywords() {
$my_output = '';
global $post;
switch(true) {
case (is_category()):
$my_output .= strtolower(single_cat_title('', false));
break;
case (is_tag()):
$my_output .= strtolower(single_tag_title('', false));
break;
case (is_archive()):
$my_output .= __('archives ', 'blackcurrent') ;
if(is_year()) $my_output .= get_the_time('Y');
if(is_month()) $my_output .= strtolower(get_the_time('F Y'));
if(is_day()) $my_output .= strtolower(get_the_time('l F Y'));
break;
case (is_page()):
$my_output .= strtolower(trim(wp_title('',false,'')));
if(get_post_meta($post->ID, 'keywords', true) !='') $my_output .= ' '.get_post_meta($post->ID, 'keywords', true);
break;
case (is_single()):
$my_output .= strtolower(trim(wp_title('',false,'')));
if(get_post_meta($post->ID, 'keywords', true) !='') $my_output .= ' '.get_post_meta($post->ID, 'keywords', true);
foreach((get_the_category()) as $category) {
$my_output .= ' ' . strtolower($category->cat_name);
}
break;
default:
$my_output .= esc_html( strtolower( get_bloginfo('name').' '.get_bloginfo('description') ) );
}
return $my_output;
}
// Create decent attachment links
function theme_attachment_link($id) {
// grab file extension
$bits = explode('.',get_attached_file($id));
$ext = '.'.$bits[count($bits)-1].' format';
// get the icon link
$icon_link = wp_get_attachment_link($id,'thumbnail',false,true);
// get the text link
$text_link = wp_get_attachment_link($id,'',false,false);
// get the filesize in kilobytes
if(@filesize(get_attached_file($id))) {
$filesize = ceil(filesize(get_attached_file($id))/1024).'K';
return $icon_link. ' '.$text_link.' ('.$ext.' '.$filesize.')';
}
else return $icon_link. ' '.$text_link.' ('.$ext.')';
}
// Create decent attachment download links
function theme_attachment_download_link($msg, $my_mime_type, $or) {
// create download link based on attachment mime type
$download='';
$viewer_links = 'http://office.microsoft.com/en-gb/downloads/ha010449811033.aspx';
switch (true) {
case (stristr($my_mime_type,'pdf')):
$download = 'Adobe Acrobat Reader';
break;
case (stristr($my_mime_type,'msword')):
$download = 'Microsoft® Word ' . $or . ' Word Viewer';
break;
case (stristr($my_mime_type,'excel')):
$download = 'Microsoft® Excel ' . $or . ' Excel Viewer 2003';
break;
case (stristr($my_mime_type,'powerpoint')):
$download = 'Microsoft® Powerpoint ' . $or . ' Powerpoint Reader';
break;
case (stristr($my_mime_type,'quicktime')):
$download = 'Quicktime';
break;
}
if($download !='') return $msg . $download;
}
/*
theme_link_pages() function taken from ePage Links plugin by Rich Pedley (http://quirm.net/)
Alternative for wp_link_pages to be able to specifiy wrappers for each link. Simply use theme_link_pages(array('blink'=>'<li>','alink'=>'</li>','before' => '<ul>', 'after' => '</ul>', 'next_or_number' => 'number')); in place of wp_link_pages in your themes.
eg. theme_link_pages(array('blink'=>'','alink'=>'','before' => '', 'next_or_number' => 'number'));
*/
function theme_link_pages($args = '') {
global $post;
if (is_array($args) )
$r = &$args;
else
parse_str($args, $r);
$defaults = array('before' => '' . __('Pages:','blackcurrent'), 'after' => '
', 'next_or_number' => 'number', 'nextpagelink' => __('Next page','blackcurrent'),
'previouspagelink' => __('Previous page','blackcurrent'), 'pagelink' => '%', 'more_file' => '', 'echo' => 1, 'blink'=>'','alink'=>'');
$r = array_merge($defaults, $r);
extract($r, EXTR_SKIP);
global $id, $page, $numpages, $multipage, $more, $pagenow;
if ($more_file != '' )
$file = $more_file;
else
$file = $pagenow;
$output = '';
if ($multipage ) {
if ('number' == $next_or_number ) {
$output .= $before;
for ($i = 1; $i < ($numpages+1); $i = $i + 1 ) {
$j = str_replace('%',"$i",$pagelink);
$output .= ' ';
if (($i != $page) || ((!$more) && ($page==1)) ) {
if (1 == $i ) {
$output .= $blink.''.$j.''.$alink;
} else {
if ('' == get_option('permalink_structure') || 'draft' == $post->post_status )
$output .= $blink.''.$j.''.$alink;
else
$output .= $blink.''.$j.''.$alink;
}
}else{
$output .= $blink.''.$j.''.$alink;
}
}
$output .= $after;
} else {
if ($more ) {
$output .= $before;
$i = $page - 1;
if ($i && $more ) {
if (1 == $i ) {
$output .= $blink.'' . $previouspagelink . ''.$alink;
} else {
if ('' == get_option('permalink_structure') || 'draft' == $post->post_status )
$output .= $blink.'' . $previouspagelink . ''.$alink;
else
$output .= $blink.'' . $previouspagelink . ''.$alink;
}
}
$i = $page + 1;
if ($i <= $numpages && $more ) {
if (1 == $i ) {
$output .= $blink.'' . $nextpagelink . ''.$alink;
} else {
if ('' == get_option('permalink_structure') || 'draft' == $post->post_status )
$output .= $blink.'' . $nextpagelink . ''.$alink;
else
$output .= $blink.'' . $nextpagelink . ''.$alink;
}
}
$output .= $after;
}
}
}
if ($echo )
echo $output;
return $output;
}
// Remove gallery css
function theme_remove_gallery_css( $css ) {
return preg_replace( "##s", '', $css );
}
add_filter( 'gallery_style', 'theme_remove_gallery_css' );
// Return page tree
function theme_page_tree($this_page) {
if( !$this_page->post_parent ) {
$pagelist = '' . $this_page->post_title . '';
$children = wp_list_pages('title_li=&child_of='.$this_page->ID.'&echo=0');
if( $children ) $pagelist .= '';
$pagelist .= '';
}
elseif( $this_page->ancestors ) {
// get the top ID of this page. Page ids DESC so top level ID is the last one
$ancestor = end($this_page->ancestors);
$pagelist = wp_list_pages('title_li=&include='.$ancestor.'&echo=0');
$pagelist = str_replace('', '', $pagelist);
$pagelist .= '' . wp_list_pages('title_li=&child_of='.$ancestor.'&echo=0') .'
';
}
return $pagelist;
}
// Get archive date
function theme_get_archive_date() {
if (is_day()) $this_archive = get_the_time('j F Y');
elseif (is_month()) $this_archive = get_the_time('F Y');
else $this_archive = get_the_time('Y');
return $this_archive;
}
// test to see if a string is empty or set to zero
function is_populated($string) {
if($string != '' && $string != 0) return true;
else return false;
}
/* theme_enhanced_cat_list
* Echoes the wp_list_categories output with extra class applied to the topmost parent category.
* Relies on theme_top_cats()
* @param string $curr_cat: Current Category ID
* @param string $catlist: Ouput from wp_list_categories
* @param string Optional $extra_class: Additonal class to be added to the li element. Defaults to 'current-cat-ancestor'.
*
**/
function theme_enhanced_cat_list($curr_cat_id,$catlist, $extra_class='current-cat-ancestor') {
$top_cats = theme_top_cats();
foreach( $top_cats as $top_cat) {
if( cat_is_ancestor_of($top_cat, $curr_cat_id) ) {
$cat_ancestor_class = 'cat-item-'. $top_cat;
$amended_class = $cat_ancestor_class . ' ' . $extra_class;
break;
}
else $cat_ancestor_class = '';
}
if( $cat_ancestor_class != '' && stristr( $catlist, $cat_ancestor_class) ) $new_catlist = str_replace($cat_ancestor_class, $amended_class, $catlist );
else $new_catlist = $catlist;
echo $new_catlist;
}
// Get ids for all top level (parent) categories
// Used by theme_enhanced_cat_list
function theme_top_cats() {
$toplevel = array();
$allcats = get_terms('category', 'orderby=name&hide_empty=0');
foreach( $allcats as $cat ) {
if( $cat->parent == 0) $toplevel[] = $cat->term_id;
}
return $toplevel;
}