function image_setup($postid)
{
global $post;
$post = get_post($postid);
// get url
if (!preg_match('/<img ([^>]*)src=(\\"|\')(.+?)(\\2)([^>\\/]*)\\/*>/', $post->post_content, $matches)) {
reset_colors($post);
return false;
}
// url setup
$post->image_url = $matches[3];
if (!($post->image_url = preg_replace('/\\?w\\=[0-9]+/', '', $post->image_url))) {
return false;
}
$post->image_url = clean_url($post->image_url, 'raw');
$previous_md5 = get_post_meta($post->ID, 'image_md5', true);
$previous_url = get_post_meta($post->ID, 'image_url', true);
if (md5($post->image_tag) != $previous_md5 or $post->image_url != $previous_url) {
reset_colors($post);
add_post_meta($post->ID, 'image_url', $post->image_url);
add_post_meta($post->ID, 'image_md5', md5($post->image_tag));
//image tag setup
$extra = $matches[1] . ' ' . $matches[5];
$extra = preg_replace('/width=(\\"|\')[0-9]+(\\1)/', '', $extra);
$extra = preg_replace('/height=(\\"|\')[0-9]+(\\1)/', '', $extra);
$width = is_vertical($post->image_url) ? MIN_WIDTH : MAX_WIDTH;
delete_post_meta($post->ID, 'image_tag');
add_post_meta($post->ID, 'image_tag', '<img src="' . $post->image_url . '?w=' . $width . '" ' . $extra . ' />');
// get colors
get_all_colors($post);
return false;
}
return true;
}
function image_information_init($postid)
{
global $post;
$post = get_post($postid);
// get url
if (!preg_match('/<img ([^>]*)src=(\\"|\')(.+?)(\\2)([^>\\/]*)\\/*>/', $post->post_content, $matches)) {
reset_post_colors($post);
return false;
}
$post->image_url = $matches[3];
if (!($post->image_url = preg_replace('/\\?w\\=[0-9]+/', '', $post->image_url))) {
return false;
}
$post->image_url = clean_url($post->image_url, 'raw');
$previous_url = get_post_meta($post->ID, 'image_url', true);
if ($post->image_url != $previous_url) {
//image tag setup
$extra = $matches[1] . ' ' . $matches[5];
$extra = preg_replace('/width=(\\"|\')[0-9]+(\\1)/', '', $extra);
$extra = preg_replace('/height=(\\"|\')[0-9]+(\\1)/', '', $extra);
$width = is_vertical($post->image_url) ? MIN_WIDTH : MAX_WIDTH;
// reset
reset_post_colors($post);
add_post_meta($post->ID, 'image_url', $post->image_url);
add_post_meta($post->ID, 'image_tag', '<img src="' . $post->image_url . '?w=' . $width . '" ' . $extra . ' />');
// set colors
$base = get_post_colors($post);
if (add_post_meta($post->ID, 'image_colors_bg', $base->bg, false) && add_post_meta($post->ID, 'image_colors_fg', $base->fg, false)) {
return false;
}
}
return true;
}
function header_function()
{
global $vertical;
if (!is_single() && is_home() && !is_archive()) {
query_posts("what_to_show=posts&posts_per_page=1");
}
if (!is_archive() && !is_search()) {
?>
<style type="text/css" media="screen">
<?php
while (have_posts()) {
the_post();
// ececute the specific stylesheet
print_stylesheet();
// determine if an image is vertical or not
if (is_vertical(image_url(true))) {
$vertical = true;
}
}
rewind_posts();
?>
</style>
<?php
}
}