| <?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(); |
| } |
| |
| } |
| ?> |