.
Version: 0.9
Author: Denis Balencourt
Author URI: http://www.balencourt.com/blog/snap-my-roll
*/
include('functions.php');
function add_javascript(){
$js_url = get_option('siteurl') . '/wp-content/plugins/'. dirname( plugin_basename(__FILE__)) . '/js/';
wp_enqueue_script('jquery');
wp_enqueue_script('innerfade',$js_url."jquery.innerfade.js",array('jquery'),'1.0' );
}
function snap_my_roll($title,$size,$key){
global $wpdb;
//Define dir & path to plugin components
$snap_my_roll_url = dirname( __FILE__ ) . '/';
//store links in an array
$my_query = "SELECT link_name, link_url FROM wp_links WHERE link_visible = 'Y'";
$links = $wpdb->get_results($my_query, OBJECT);
//rand the the array and slice it to 12 elements
shuffle($links);
if (count($links)>30){
$links = array_slice($links,0,29);
}
//build the javascript
echo "\n\t".$title."
\n";
//echo ''."\n";
//echo ''."\n";
echo '\n";
//determine upload directory
$home = get_option('siteurl');
$directory = get_option('upload_path');
//create error image to compare them with file downloaded
$queued = imagecreatefromjpeg("$snap_my_roll_url$size"."queued.jpg");
$exceeded = imagecreatefrompng("$snap_my_roll_url$size"."exceeded.png");
//echo "$snap_my_roll_url$size"."queued.jpg";
//lets print the list of images
echo ''."\n";
foreach($links as $link){
$img_file = $directory .'/'.sanitize_filename($link->link_url."_".$size.".png");
// If file does not exist or is older than a week update it
if(!file_exists($img_file) || time() - fileatime($img_file) > 864000 ){
$f = curl_get_file_contents('http://images.websnapr.com/?size='.$size.'&key='.$key.'&url='.rawurlencode($link->link_url));
$i = imagecreatefromstring($f);
if(!imagecompare($i,$queued) && !imagecompare($i,$exceeded)){
// if(!imagecompare($i,$queued)){
imagepng($i,$img_file,0);
}else{
continue;
}
}
echo '- '."\n\t";
echo ''."\n\t";
//echo '
»'.$link->link_name."\n\t".' ';
echo '
»'.$link->link_name."\n\t".'
';
echo "\n";
}
echo "\n";
}
function widget_snap_my_roll_init() {
if (!function_exists('register_sidebar_widget')) { return; }
function widget_snap_my_roll($args) {
extract($args);
echo $before_widget . $before_title . $after_title;
if(!$options = get_option('snap_my_roll')) $options = array('title'=>'Snap My Roll', 'size'=>'s', 'key'=>'Enter your key');
snap_my_roll($options['title'], $options['size'], $options['key']);
echo $after_widget;
}
function widget_snap_my_roll_options()
{
if(!$options = get_option('snap_my_roll')) $options = array('title'=>'Snap My Roll', 'size'=>'s', 'key'=>'Enter your key');
if($_POST['snap_my_roll-submit'])
{
$options = array('title' => $_POST['snap_my_roll-title'], 'size' => $_POST['snap_my_roll-size'], 'key' => $_POST['snap_my_roll-key']);
update_option('snap_my_roll', $options);
}
echo 'Widget Title:
';
echo 'Websnapr Key:
';
echo 'No Key ? Get One !
';
echo 'Select a snapshot size
';
echo ' Tiny [92x70 pixels]
';
echo ' Small [202x152 pixels]
';
echo ' Medium [400x300 pixels]
';
echo '';
}
register_sidebar_widget('Snap My Roll','widget_snap_my_roll');
register_widget_control('Snap My Roll','widget_snap_my_roll_options', 200, 200);
}
//Hooks
add_action('plugins_loaded', 'widget_snap_my_roll_init');
add_action('get_header','add_javascript');
?>