Edit settings.
Version: 1.4
Author: April Hodge Silver
Author URI: http://springthistle.com
*/
function ahsfl_options() {
add_submenu_page('themes.php', 'Facebook Like', 'Facebook Like', 8, basename(__FILE__), 'ahsfl_options_page');
}
/**
* Build up all the params for the button
*/
function ahsfl_build_options() {
// get the post varibale (should be in the loop)
global $post;
// get the permalink
if (get_post_status($post->ID) == 'publish') {
$url = get_permalink();
}
$button = '?href=' . urlencode($url);
// which style
if (get_option('ahsfl_version') == 'button_count') {
$button .= '&layout=button_count';
} else {
$button .= '&layout=standard';
}
// show faces?
if (get_option('ahsfl_faces') == 'false') {
$button .= '&show_faces=false';
} else {
$button .= '&show_faces=true';
}
// which verb
if (get_option('ahsfl_verb') == 'recommend') {
$button .= '&action=recommend';
} else {
$button .= '&action=like';
}
// which colors
if (get_option('ahsfl_colorscheme') == 'dark') {
$button .= '&colorscheme=dark';
} else if (get_option('ahsfl_colorscheme') == 'evil'){
$button .= '&colorscheme=evil';
} else {
$button .= '&colorscheme=light';
}
// which size
$button .= '&width='.get_option('ahsfl_width');
// return all the params
return $button;
}
/**
* Generate the iFrame render of the button
*/
function ahsfl_generate_button() {
// build up the outer style
$button = '
';
$button .= '
';
// return the iframe code
return $button;
}
/**
* Gets run when the content is loaded in the loop
*/
function ahsfl_update($content) {
global $post;
// add the manual option, code added by kovshenin
if (get_option('ahsfl_where') == 'manual') {
return $content;
}
// is it a page
if (get_option('ahsfl_display_page') == null && is_page()) {
return $content;
}
// are we on the front page
if (get_option('ahsfl_display_front') == null && is_home()) {
return $content;
}
// are we in a feed
if (is_feed()) {
return $content;
}
// are we in a feed - for future investigation
if (is_feed()) {
$button = ahsfl_generate_static_button();
$where = 'ahsfl_rss_where';
} else {
$button = ahsfl_generate_button();
$where = 'ahsfl_where';
}
// are we displaying in a feed
if (is_feed() && get_option('ahsfl_display_rss') == null) {
return $content;
}
// are we just using the shortcode
if (get_option($where) == 'shortcode') {
return str_replace('[facebook-like-button]', $button, $content);
} else {
// if we have switched the button off
if (get_post_meta($post->ID, 'facebooklikebutton') == null) {
if (get_option($where) == 'beforeandafter') {
// adding it before and after
return $button . $content . $button;
} else if (get_option($where) == 'before') {
// just before
return $button . $content;
} else {
// just after
return $content . $button;
}
} else {
// not at all
return $content;
}
}
}
// Manual output
function facebooklikebutton() {
if (get_option('ahsfl_where') == 'manual') {
return ahsfl_generate_button();
} else {
return false;
}
}
// Remove the filter excerpts
function ahsfl_remove_filter($content) {
if (!is_feed()) {
remove_action('the_content', 'ahsfl_update');
}
return $content;
}
function ahsfl_get_image($postid,$size='thumbnail') {
if (function_exists('has_post_thumbnail')) {
if (has_post_thumbnail($postid)) {
$image_id = get_post_thumbnail_id();
$image_url = wp_get_attachment_image_src($image_id,$size);
$image_url = $image_url[0];
return $image_url;
}
}
$arrImages =& get_children('post_type=attachment&post_mime_type=image&post_parent='.$postid );
if ($arrImages) {
// Get array keys representing attached image numbers
$arrKeys = array_keys($arrImages);
// Get the first image attachment
$iNum = $arrKeys[0];
// return the url for the attachment
$imginfo = wp_get_attachment_image_src($iNum,$size);
return $imginfo[0];
} else {
return '';
}
}
function ahsfl_head() {
global $post;
if (get_option('ahsfl_defaultimg') == null)
$defaultimg = get_bloginfo('stylesheet_directory').'/images/default_icon.jpg';
else $defaultimg = get_option('ahsfl_defaultimg');
$postimg = ahsfl_get_image($post->ID);
if (empty($postimg)) $postimg = $defaultimg;
?>