364 lines
11 KiB
PHP
364 lines
11 KiB
PHP
<?php
|
|
|
|
class Custom_Image_Header {
|
|
var $admin_header_callback;
|
|
|
|
function Custom_Image_Header($admin_header_callback) {
|
|
$this->admin_header_callback = $admin_header_callback;
|
|
}
|
|
|
|
function init() {
|
|
$page = add_theme_page(__('Custom Image Header'), __('Custom Image Header'), 'edit_themes', 'custom-header', array(&$this, 'admin_page'));
|
|
|
|
add_action("admin_print_scripts-$page", array(&$this, 'js_includes'));
|
|
add_action("admin_head-$page", array(&$this, 'take_action'), 50);
|
|
add_action("admin_head-$page", array(&$this, 'js'), 50);
|
|
add_action("admin_head-$page", $this->admin_header_callback, 51);
|
|
}
|
|
|
|
function step() {
|
|
$step = (int) @$_GET['step'];
|
|
if ( $step < 1 || 3 < $step )
|
|
$step = 1;
|
|
return $step;
|
|
}
|
|
|
|
function js_includes() {
|
|
$step = $this->step();
|
|
if ( 1 == $step )
|
|
wp_enqueue_script('colorpicker');
|
|
elseif ( 2 == $step )
|
|
wp_enqueue_script('cropper');
|
|
}
|
|
|
|
function take_action() {
|
|
if ( isset( $_POST['textcolor'] ) ) {
|
|
check_admin_referer('custom-header');
|
|
if ( 'blank' == $_POST['textcolor'] ) {
|
|
set_theme_mod('header_textcolor', 'blank');
|
|
} else {
|
|
$color = preg_replace('/[^0-9a-fA-F]/', '', $_POST['textcolor']);
|
|
if ( strlen($color) == 6 || strlen($color) == 3 )
|
|
set_theme_mod('header_textcolor', $color);
|
|
}
|
|
}
|
|
if ( isset($_POST['resetheader']) ) {
|
|
check_admin_referer('custom-header');
|
|
remove_theme_mods();
|
|
}
|
|
}
|
|
|
|
function js() {
|
|
$step = $this->step();
|
|
if ( 1 == $step )
|
|
$this->js_1();
|
|
elseif ( 2 == $step )
|
|
$this->js_2();
|
|
}
|
|
|
|
function js_1() { ?>
|
|
<script type="text/javascript">
|
|
var cp = new ColorPicker();
|
|
|
|
function pickColor(color) {
|
|
$('name').style.color = color;
|
|
$('desc').style.color = color;
|
|
$('textcolor').value = color;
|
|
}
|
|
function PopupWindow_hidePopup(magicword) {
|
|
if ( magicword != 'prettyplease' )
|
|
return false;
|
|
if (this.divName != null) {
|
|
if (this.use_gebi) {
|
|
document.getElementById(this.divName).style.visibility = "hidden";
|
|
}
|
|
else if (this.use_css) {
|
|
document.all[this.divName].style.visibility = "hidden";
|
|
}
|
|
else if (this.use_layers) {
|
|
document.layers[this.divName].visibility = "hidden";
|
|
}
|
|
}
|
|
else {
|
|
if (this.popupWindow && !this.popupWindow.closed) {
|
|
this.popupWindow.close();
|
|
this.popupWindow = null;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function colorSelect(t,p) {
|
|
if ( cp.p == p && document.getElementById(cp.divName).style.visibility != "hidden" ) {
|
|
cp.hidePopup('prettyplease');
|
|
} else {
|
|
cp.p = p;
|
|
cp.select(t,p);
|
|
}
|
|
}
|
|
function colorDefault() {
|
|
pickColor('#<?php echo HEADER_TEXTCOLOR; ?>');
|
|
}
|
|
|
|
function hide_text() {
|
|
$('name').style.display = 'none';
|
|
$('desc').style.display = 'none';
|
|
$('pickcolor').style.display = 'none';
|
|
$('defaultcolor').style.display = 'none';
|
|
$('textcolor').value = 'blank';
|
|
$('hidetext').value = '<?php _e('Show Text'); ?>';
|
|
// $('hidetext').onclick = 'show_text()';
|
|
Event.observe( $('hidetext'), 'click', show_text );
|
|
}
|
|
|
|
function show_text() {
|
|
$('name').style.display = 'block';
|
|
$('desc').style.display = 'block';
|
|
$('pickcolor').style.display = 'inline';
|
|
$('defaultcolor').style.display = 'inline';
|
|
$('textcolor').value = '<?php echo HEADER_TEXTCOLOR; ?>';
|
|
$('hidetext').value = '<?php _e('Hide Text'); ?>';
|
|
Event.stopObserving( $('hidetext'), 'click', show_text );
|
|
Event.observe( $('hidetext'), 'click', hide_text );
|
|
}
|
|
|
|
<?php if ( 'blank' == get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) ) { ?>
|
|
Event.observe( window, 'load', hide_text );
|
|
<?php } ?>
|
|
|
|
</script>
|
|
<?php
|
|
}
|
|
|
|
function js_2() { ?>
|
|
<script type="text/javascript">
|
|
function onEndCrop( coords, dimensions ) {
|
|
$( 'x1' ).value = coords.x1;
|
|
$( 'y1' ).value = coords.y1;
|
|
$( 'x2' ).value = coords.x2;
|
|
$( 'y2' ).value = coords.y2;
|
|
$( 'width' ).value = dimensions.width;
|
|
$( 'height' ).value = dimensions.height;
|
|
}
|
|
|
|
// with a supplied ratio
|
|
Event.observe(
|
|
window,
|
|
'load',
|
|
function() {
|
|
var xinit = <?php echo HEADER_IMAGE_WIDTH; ?>;
|
|
var yinit = <?php echo HEADER_IMAGE_HEIGHT; ?>;
|
|
var ratio = xinit / yinit;
|
|
var ximg = $('upload').width;
|
|
var yimg = $('upload').height;
|
|
if ( yimg < yinit || ximg < xinit ) {
|
|
if ( ximg / yimg > ratio ) {
|
|
yinit = yimg;
|
|
xinit = yinit * ratio;
|
|
} else {
|
|
xinit = ximg;
|
|
yinit = xinit / ratio;
|
|
}
|
|
}
|
|
new Cropper.Img(
|
|
'upload',
|
|
{
|
|
ratioDim: { x: xinit, y: yinit },
|
|
displayOnInit: true,
|
|
onEndCrop: onEndCrop
|
|
}
|
|
)
|
|
}
|
|
);
|
|
</script>
|
|
<?php
|
|
}
|
|
|
|
function step_1() {
|
|
if ( $_GET['updated'] ) { ?>
|
|
<div id="message" class="updated fade">
|
|
<p><?php _e('Header updated.') ?></p>
|
|
</div>
|
|
<?php } ?>
|
|
|
|
<div class="wrap">
|
|
<h2><?php _e('Your Header Image'); ?></h2>
|
|
<p><?php _e('This is your header image. You can change the text color or upload and crop a new image.'); ?></p>
|
|
|
|
<div id="headimg" style="background-image: url(<?php clean_url(header_image()) ?>);">
|
|
<h1><a onclick="return false;" href="<?php bloginfo('url'); ?>" title="<?php bloginfo('name'); ?>" id="name"><?php bloginfo('name'); ?></a></h1>
|
|
<div id="desc"><?php bloginfo('description');?></div>
|
|
</div>
|
|
<?php if ( !defined( 'NO_HEADER_TEXT' ) ) { ?>
|
|
<form method="post" action="<?php echo admin_url('themes.php?page=custom-header&updated=true') ?>">
|
|
<input type="button" value="<?php _e('Hide Text'); ?>" onclick="hide_text()" id="hidetext" />
|
|
<input type="button" value="<?php _e('Select a Text Color'); ?>" onclick="colorSelect($('textcolor'), 'pickcolor')" id="pickcolor" /><input type="button" value="<?php _e('Use Original Color'); ?>" onclick="colorDefault()" id="defaultcolor" />
|
|
<?php wp_nonce_field('custom-header') ?>
|
|
<input type="hidden" name="textcolor" id="textcolor" value="#<?php attribute_escape(header_textcolor()) ?>" /><input name="submit" type="submit" value="<?php _e('Save Changes'); ?>" /></form>
|
|
<?php } ?>
|
|
|
|
<div id="colorPickerDiv" style="z-index: 100;background:#eee;border:1px solid #ccc;position:absolute;visibility:hidden;"> </div>
|
|
</div>
|
|
<div class="wrap">
|
|
<h2><?php _e('Upload New Header Image'); ?></h2><p><?php _e('Here you can upload a custom header image to be shown at the top of your blog instead of the default one. On the next screen you will be able to crop the image.'); ?></p>
|
|
<p><?php printf(__('Images of exactly <strong>%1$d x %2$d pixels</strong> will be used as-is.'), HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT); ?></p>
|
|
|
|
<form enctype="multipart/form-data" id="uploadForm" method="POST" action="<?php echo attribute_escape(add_query_arg('step', 2)) ?>" style="margin: auto; width: 50%;">
|
|
<label for="upload"><?php _e('Choose an image from your computer:'); ?></label><br /><input type="file" id="upload" name="import" />
|
|
<input type="hidden" name="action" value="save" />
|
|
<?php wp_nonce_field('custom-header') ?>
|
|
<p class="submit">
|
|
<input type="submit" value="<?php _e('Upload'); ?>" />
|
|
</p>
|
|
</form>
|
|
|
|
</div>
|
|
|
|
<?php if ( get_theme_mod('header_image') || get_theme_mod('header_textcolor') ) : ?>
|
|
<div class="wrap">
|
|
<h2><?php _e('Reset Header Image and Color'); ?></h2>
|
|
<p><?php _e('This will restore the original header image and color. You will not be able to retrieve any customizations.') ?></p>
|
|
<form method="post" action="<?php echo attribute_escape(add_query_arg('step', 1)) ?>">
|
|
<?php wp_nonce_field('custom-header'); ?>
|
|
<input type="submit" name="resetheader" value="<?php _e('Restore Original Header'); ?>" />
|
|
</form>
|
|
</div>
|
|
<?php endif;
|
|
|
|
}
|
|
|
|
function step_2() {
|
|
check_admin_referer('custom-header');
|
|
$overrides = array('test_form' => false);
|
|
$file = wp_handle_upload($_FILES['import'], $overrides);
|
|
|
|
if ( isset($file['error']) )
|
|
die( $file['error'] );
|
|
|
|
$url = $file['url'];
|
|
$type = $file['type'];
|
|
$file = $file['file'];
|
|
$filename = basename($file);
|
|
|
|
// Construct the object array
|
|
$object = array(
|
|
'post_title' => $filename,
|
|
'post_content' => $url,
|
|
'post_mime_type' => $type,
|
|
'guid' => $url);
|
|
|
|
// Save the data
|
|
$id = wp_insert_attachment($object, $file);
|
|
|
|
list($width, $height, $type, $attr) = getimagesize( $file );
|
|
|
|
if ( $width == HEADER_IMAGE_WIDTH && $height == HEADER_IMAGE_HEIGHT ) {
|
|
// Add the meta-data
|
|
wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
|
|
|
|
set_theme_mod('header_image', clean_url($url));
|
|
do_action('wp_create_file_in_uploads', $file, $id); // For replication
|
|
return $this->finished();
|
|
} elseif ( $width > HEADER_IMAGE_WIDTH ) {
|
|
$oitar = $width / HEADER_IMAGE_WIDTH;
|
|
$image = wp_crop_image($file, 0, 0, $width, $height, HEADER_IMAGE_WIDTH, $height / $oitar, false, str_replace(basename($file), 'midsize-'.basename($file), $file));
|
|
$image = apply_filters('wp_create_file_in_uploads', $image, $id); // For replication
|
|
|
|
$url = str_replace(basename($url), basename($image), $url);
|
|
$width = $width / $oitar;
|
|
$height = $height / $oitar;
|
|
} else {
|
|
$oitar = 1;
|
|
}
|
|
?>
|
|
|
|
<div class="wrap">
|
|
|
|
<form method="POST" action="<?php echo attribute_escape(add_query_arg('step', 3)) ?>">
|
|
|
|
<p><?php _e('Choose the part of the image you want to use as your header.'); ?></p>
|
|
<div id="testWrap" style="position: relative">
|
|
<img src="<?php echo $url; ?>" id="upload" width="<?php echo $width; ?>" height="<?php echo $height; ?>" />
|
|
</div>
|
|
|
|
<p class="submit">
|
|
<input type="hidden" name="x1" id="x1" />
|
|
<input type="hidden" name="y1" id="y1" />
|
|
<input type="hidden" name="x2" id="x2" />
|
|
<input type="hidden" name="y2" id="y2" />
|
|
<input type="hidden" name="width" id="width" />
|
|
<input type="hidden" name="height" id="height" />
|
|
<input type="hidden" name="attachment_id" id="attachment_id" value="<?php echo $id; ?>" />
|
|
<input type="hidden" name="oitar" id="oitar" value="<?php echo $oitar; ?>" />
|
|
<?php wp_nonce_field('custom-header') ?>
|
|
<input type="submit" value="<?php _e('Crop Header'); ?>" />
|
|
</p>
|
|
|
|
</form>
|
|
</div>
|
|
<?php
|
|
}
|
|
|
|
function step_3() {
|
|
check_admin_referer('custom-header');
|
|
if ( $_POST['oitar'] > 1 ) {
|
|
$_POST['x1'] = $_POST['x1'] * $_POST['oitar'];
|
|
$_POST['y1'] = $_POST['y1'] * $_POST['oitar'];
|
|
$_POST['width'] = $_POST['width'] * $_POST['oitar'];
|
|
$_POST['height'] = $_POST['height'] * $_POST['oitar'];
|
|
}
|
|
|
|
$original = get_attached_file( $_POST['attachment_id'] );
|
|
|
|
$cropped = wp_crop_image($_POST['attachment_id'], $_POST['x1'], $_POST['y1'], $_POST['width'], $_POST['height'], HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT);
|
|
$cropped = apply_filters('wp_create_file_in_uploads', $cropped, $_POST['attachment_id']); // For replication
|
|
|
|
$parent = get_post($_POST['attachment_id']);
|
|
$parent_url = $parent->guid;
|
|
$url = str_replace(basename($parent_url), basename($cropped), $parent_url);
|
|
|
|
// Construct the object array
|
|
$object = array(
|
|
'ID' => $_POST['attachment_id'],
|
|
'post_title' => basename($cropped),
|
|
'post_content' => $url,
|
|
'post_mime_type' => 'image/jpeg',
|
|
'guid' => $url
|
|
);
|
|
|
|
// Update the attachment
|
|
wp_insert_attachment($object, $cropped);
|
|
wp_update_attachment_metadata( $_POST['attachment_id'], wp_generate_attachment_metadata( $_POST['attachment_id'], $cropped ) );
|
|
|
|
set_theme_mod('header_image', $url);
|
|
|
|
// cleanup
|
|
$medium = str_replace(basename($original), 'midsize-'.basename($original), $original);
|
|
@unlink( apply_filters( 'wp_delete_file', $medium ) );
|
|
@unlink( apply_filters( 'wp_delete_file', $original ) );
|
|
|
|
return $this->finished();
|
|
}
|
|
|
|
function finished() {
|
|
?>
|
|
<div class="wrap">
|
|
<h2><?php _e('Header complete!'); ?></h2>
|
|
|
|
<p><?php _e('Visit your site and you should see the new header now.'); ?></p>
|
|
|
|
</div>
|
|
<?php
|
|
}
|
|
|
|
function admin_page() {
|
|
$step = $this->step();
|
|
if ( 1 == $step )
|
|
$this->step_1();
|
|
elseif ( 2 == $step )
|
|
$this->step_2();
|
|
elseif ( 3 == $step )
|
|
$this->step_3();
|
|
}
|
|
|
|
}
|
|
?>
|