]*src=(\"|\').+?(\1)[^>]*\/*>/','', $entry);
//remove any empty tags left by the scrape.
$entry = str_replace('
', '', $entry);
$entry = preg_replace( '|<([a-z]+)[^>]*>\s*|i', '', $entry );
$entry = preg_replace( '|<([a-z]+)[^>]*>\s*|i', '', $entry );
$entry = preg_replace( '|<([a-z]+)[^>]*>\s*|i', '', $entry );
return $entry;
}
// this resets post meta
function reset_colors($post) {
delete_post_meta($post->ID, 'image_md5');
delete_post_meta($post->ID, 'image_url');
delete_post_meta($post->ID, 'image_size');
delete_post_meta($post->ID, 'image_tag');
delete_post_meta($post->ID, 'image_color_base');
delete_post_meta($post->ID, 'image_colors');
delete_post_meta($post->ID, 'image_colors_bg');
delete_post_meta($post->ID, 'image_colors_fg');
}
function image_setup($postid) {
global $post;
$post = get_post($postid);
// get url
if ( !preg_match('/![]()
]*)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', '
');
// get colors
get_all_colors($post);
return false;
}
return true;
}
function is_vertical($url) {
if(preg_match('/(jpg|jpeg|jpe|JPEG|JPG|png|PNG|gif|GIF)/',$url)) {
global $post;
$size = get_post_meta($post->ID, 'image_size', true);
if ( !$size ) {
$size = getimagesize($url);
add_post_meta($post->ID, 'image_size', $size);
}
$post->image_width = $size[0];
if($size) {
if($size[0] == $size[1]) return true;
if($size[0] < $size[1]) return true;
if($size[0] < MIN_WIDTH) return true;
}
return false;
}
return false;
}
function the_image($return = null) {
global $post;
$tag = get_post_meta($post->ID, 'image_tag', true);
if(!$tag) {
image_setup($post->ID);
$tag = get_post_meta($post->ID, 'image_tag', true);
}
$tag = preg_replace('/width=(\"|\')[0-9]+(\1)/','', $tag);
$tag = preg_replace('/height=(\"|\')[0-9]+(\1)/','', $tag);
if($return) return $tag; /*else*/ echo $tag;
}
function the_image_url($return = null) {
global $post;
$tag = get_post_meta($post->ID, 'image_url', true);
if(!$tag) {
image_setup($post->ID);
$tag = get_post_meta($post->ID, 'image_url', true);
}
if($return) return $tag; /*else*/ echo $tag;
}
function the_thumbnail() {
global $post;
$src = preg_replace('/\?w\=[0-9]+/','?w=125', the_image(true));
$src = ''.$src.'
';
echo $src;
}
function get_all_colors($post) {
//pull from DB
$base->bg = get_post_meta($post->ID, 'image_colors_bg',true);
$base->fg = get_post_meta($post->ID, 'image_colors_fg',true);
// show return variable if full
if($base->bg != '' && $base->fg != '') {
return $base;
} else {
// else, get the colors
include_once("csscolor.php");
$base = new CSS_Color(base_color($post));
//set bg
$bg = $base->bg;
//set fg
$fg = $base->fg;
if( add_post_meta($post->ID, 'image_colors_bg', $bg, false)
&& add_post_meta($post->ID, 'image_colors_fg', $fg, false)) return $base;
}
}
function print_stylesheet() {
global $post;
$color = get_all_colors($post);
?>
#page {
background-color:#bg['-1']; ?>;
color:#fg['-2']; ?>;
}
a,a:link, a:visited {
color: #fg['-3']; ?>;
}
a:hover, a:active {
color: #bg['+2']; ?>;
}
h1, h1 a, h1 a:link, h1 a:visited, h1 a:active {
color: #fg['0']; ?>;
}
h1 a:hover {
color:#bg['+2']; ?>;
}
.navigation a, .navigation a:link,
.navigation a:visited, .navigation a:active {
color: #fg['0']; ?>;
}
h1:hover, h2:hover, h3:hover, h4:hover, h5:hover h6:hover,
.navigation a:hover {
color:#fg['-2']; ?>;
}
.description,
h3#respond,
#comments,
h2, h2 a, h2 a:link, h2 a:visited, h2 a:active,
h3, h3 a, h3 a:link, h3 a:visited, h3 a:active,
h4, h4 a, h4 a:link, h4 a:visited, h4 a:active,
h5, h5 a, h5 a:link, h5 a:visited, h5 a:active,
h6, h6 a, h6 a:link, h6 a:visited, h6 a:active {
/* Use the corresponding foreground color */
color: #fg['-1']; ?>;
border-color: #bg['+3']; ?>;
border-bottom: #bg['+3']; ?>;
}
#postmetadata, #commentform p, .commentlist li, #post, #postmetadata .sleeve, #post .sleeve,
#content {
color: #fg['-2']; ?>;
border-color: #fg['-2']; ?>;
} ID, 'image_url', true);
// get the image name
$imgname = trim($url);
// create a working image
$im = imagecreatefromjpeg($imgname);
$height = imagesy($im);
$top = $height - 400;
$width = imagesx($im);
// sample five points in the image, based on rule of thirds and center
$rgb = array();
$topy = round($height / 3);
$bottomy = round(($height / 3) * 2);
$leftx = round($width / 3);
$rightx = round(($width / 3) * 2);
$centery = round($height / 2);
$centerx = round($width / 2);
$rgb[1] = imagecolorat($im, $leftx, $topy);
$rgb[2] = imagecolorat($im, $rightx, $topy);
$rgb[3] = imagecolorat($im, $leftx, $bottomy);
$rgb[4] = imagecolorat($im, $rightx, $bottomy);
$rgb[5] = imagecolorat($im, $centerx, $centery);
// extract each value for r, g, b
$r = array();
$g = array();
$b = array();
$hex = array();
$ct = 0; $val = 50;
// process points
for ($i = 1; $i <= 5; $i++) {
$r[$i] = ($rgb[$i] >> 16) & 0xFF;
$g[$i] = ($rgb[$i] >> 8) & 0xFF;
$b[$i] = $rgb[$i] & 0xFF;
// find darkest color
$tmp = $r[$i] + $g[$i] + $b[$i];
if ($tmp < $val) {
$val = $tmp;
$ct = $i;
}
$hex[$i] = rgbhex($r[$i],$g[$i],$b[$i]);
}
return $hex[3];
}
function rgbhex($red, $green, $blue) { return sprintf('%02X%02X%02X', $red, $green, $blue); }
?>