WordPress/wp-admin/includes/media.php
2008-02-22 17:30:43 +00:00

661 lines
23 KiB
PHP

<?php
function image_upload_tabs() {
$_default_tabs = array(
'image_upload_handler' => __('From Computer'), // handler function name => tab text
);
return apply_filters('image_upload_tabs', $_default_tabs);
}
function the_image_upload_tabs() {
$tabs = image_upload_tabs();
if ( !empty($tabs) ) {
echo "<ul id='media-upload-tabs'>\n";
if ( isset($_GET['tab']) && array_key_exists($_GET['tab'], $tabs) )
$current = $_GET['tab'];
else
$current = array_shift(array_keys($tabs));
foreach ( $tabs as $callback => $text ) {
if ( ++$i == count($tabs) )
$class = ' class="last"';
if ( $callback == $current )
$disabled = ' disabled="disabled"';
else
$disabled = '';
$href = add_query_arg('tab', $callback);
if ( $callback == $current )
$link = $text;
else
$link = "<a href='$href'>$text</a>";
echo "\t<li$class>$link</li>\n";
}
echo "</ul>\n";
}
}
function get_image_send_to_editor($id, $alt, $title, $align, $url='', $rel = false, $size='medium') {
$html = get_image_tag($id, $alt, $title, $align, $rel, $size);
$rel = $rel ? ' rel="attachment wp-att-'.attribute_escape($id).'"' : '';
if ( $url )
$html = "<a href='".attribute_escape($url)."'$rel>$html</a>";
elseif ( $size == 'thumb' || $size == 'medium' )
$html = '<a href="'.get_attachment_link($id).'"'.$rel.'>'.$html.'</a>';
$html = apply_filters( 'image_send_to_editor', $html, $id, $alt, $title, $align, $url );
return $html;
}
function media_send_to_editor($html) {
?>
<script type="text/javascript">
<!--
top.send_to_editor('<?php echo addslashes($html); ?>');
top.tb_remove();
-->
</script>
<?php
exit;
}
// this handles the file upload POST itself, creating the attachment post
function media_handle_upload($file_id, $post_id, $post_data = array()) {
$overrides = array('test_form'=>false);
$file = wp_handle_upload($_FILES[$file_id], $overrides);
if ( isset($file['error']) )
return new wp_error( 'upload_error', $file['error'] );
$url = $file['url'];
$type = $file['type'];
$file = $file['file'];
$title = preg_replace('/\.[^.]+$/', '', basename($file));
$content = '';
// use image exif/iptc data for title and caption defaults if possible
if ( $image_meta = @wp_read_image_metadata($file) ) {
if ( trim($image_meta['title']) )
$title = $image_meta['title'];
if ( trim($image_meta['caption']) )
$content = $image_meta['caption'];
}
// Construct the attachment array
$attachment = array_merge( array(
'post_mime_type' => $type,
'guid' => $url,
'post_parent' => $post_id,
'post_title' => $title,
'post_content' => $content,
), $post_data );
// Save the data
$id = wp_insert_attachment($attachment, $file, $post_parent);
if ( !is_wp_error($id) ) {
wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
}
return $id;
}
// wrap iframe content (produced by $content_func) in a doctype, html head/body etc
// any additional function args will be passed to content_func
function wp_iframe($content_func /* ... */) {
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" <?php do_action('admin_xml_ns'); ?> <?php language_attributes(); ?>>
<head>
<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php echo get_option('blog_charset'); ?>" />
<title><?php bloginfo('name') ?> &rsaquo; <?php _e('Uploads'); ?> &#8212; WordPress</title>
<?php
wp_admin_css( 'css/global' );
wp_admin_css();
?>
<script type="text/javascript">
//<![CDATA[
function addLoadEvent(func) {if ( typeof wpOnload!='function'){wpOnload=func;}else{ var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}}
//]]>
</script>
<?php
do_action('admin_print_scripts');
do_action('admin_head');
if ( is_string($content_func) )
do_action( "admin_head_{$content_func}" );
?>
</head>
<body>
<?php
$args = func_get_args();
$args = array_slice($args, 1);
call_user_func_array($content_func, $args);
?>
</body>
</html>
<?php
}
function media_buttons() {
global $post_ID, $temp_ID;
$uploading_iframe_ID = (int) (0 == $post_ID ? $temp_ID : $post_ID);
$multimedia_upload_iframe_src = "media-upload.php?type=multimedia&amp;post_id=$uploading_iframe_ID";
$multimedia_upload_iframe_src = apply_filters('multimedia_upload_iframe_src', $multimedia_upload_iframe_src);
echo "<a href='$multimedia_upload_iframe_src&amp;TB_iframe=true&amp;height=500&amp;width=640' class='button thickbox'>" . __('Add media'). '</a>';
}
add_action( 'media_buttons', 'media_buttons' );
function media_buttons_head() {
$siteurl = get_option('siteurl');
echo "<style type='text/css' media='all'>
@import '{$siteurl}/wp-includes/js/thickbox/thickbox.css?1';
div#TB_title {
background-color: #222222;
color: #cfcfcf;
}
div#TB_title a, div#TB_title a:visited {
color: #cfcfcf;
}
</style>\n";
}
add_action( 'admin_print_scripts', 'media_buttons_head' );
function media_admin_css() {
wp_admin_css('css/media');
}
add_action('media_upload_multimedia', 'multimedia_upload_handler');
add_action('admin_head_image_upload_form', 'media_admin_css');
function multimedia_upload_handler() {
if ( !current_user_can('upload_files') ) {
return new wp_error( 'upload_not_allowed', __('You are not allowed to upload files.') );
}
// no button click, we're just displaying the form
if ( empty($_POST) )
return wp_iframe( 'multimedia_upload_form' );
check_admin_referer('multimedia-form');
// Insert multimedia button was clicked
if ( !empty($_FILES) ) {
// Upload File button was clicked
$id = media_handle_upload('async-upload', $_REQUEST['post_id']);
if ( is_wp_error($id) )
$errors['upload_error'] = $id;
}
if ( !empty($_POST['attachments']) ) foreach ( $_POST['attachments'] as $attachment_id => $attachment ) {
$post = $_post = get_post($attachment_id, ARRAY_A);
if ( isset($attachment['post_content']) )
$post['post_content'] = $attachment['post_content'];
if ( isset($attachment['post_title']) )
$post['post_title'] = $attachment['post_title'];
if ( isset($attachment['post_excerpt']) )
$post['post_excerpt'] = $attachment['post_excerpt'];
$post = apply_filters('attachment_fields_to_save', $post, $attachment);
if ( isset($post['errors']) ) {
$errors[$attachment_id] = $post['errors'];
unset($post['errors']);
}
if ( $post != $_post )
wp_update_post($post);
foreach ( get_attachment_taxonomies($post) as $t )
if ( isset($attachment[$t]) )
wp_set_object_terms($attachment_id, array_map('trim', preg_split('/,+/', $attachment[$t])), $t, false);
}
if ( isset($_POST['insert-multimedia']) )
return media_send_to_editor('[gallery]');
if ( isset($_POST['send']) ) {
$send_id = (int) array_shift(array_keys($_POST['send']));
$attachment = $_POST['attachments'][$send_id];
$html = apply_filters('media_send_to_editor', get_the_attachment_link($send_id, 0, array(125,125), !empty($attachment['post_content'])), $send_id, $attachment);
return media_send_to_editor($html);
}
wp_iframe( 'multimedia_upload_form', $errors );
}
function get_multimedia_items( $post_id, $errors ) {
$attachments = get_children("post_parent=$post_id&post_type=attachment&orderby=\"menu_order ASC, ID ASC\"");
if ( empty($attachments) )
return '';
foreach ( $attachments as $id => $attachment ) {
$output .= "\n<div id='multimedia-item-$id' class='multimedia-item preloaded'><div id='media-upload-error-$id'></div><span class='filename'></span><div class='progress'><div class='bar'></div></div>";
$output .= get_multimedia_item($id, isset($errors[$id]) ? $errors[$id] : null);
$output .= " <div class='progress clickmask'></div>\n</div>";
}
return $output;
}
function get_attachment_taxonomies($attachment) {
if ( is_int( $attachment ) )
$attachment = get_post($attachment);
else if ( is_array($attachment) )
$attachment = (object) $attachment;
if ( ! is_object($attachment) )
return array();
$filename = basename($attachment->guid);
$objects = array('attachment');
if ( false !== strpos($filename, '.') )
$objects[] = 'attachment:' . substr($filename, strrpos($filename, '.') + 1);
if ( !empty($attachment->post_mime_type) ) {
$objects[] = 'attachment:' . $attachment->post_mime_type;
if ( false !== strpos($attachment->post_mime_type, '/') )
foreach ( explode('/', $attachment->post_mime_type) as $token )
if ( !empty($token) )
$objects[] = "attachment:$token";
}
$taxonomies = array();
foreach ( $objects as $object )
if ( $taxes = get_object_taxonomies($object) )
$taxonomies = array_merge($taxonomies, $taxes);
return array_unique($taxonomies);
}
function image_attachment_fields_to_edit($form_fields, $post) {
if ( substr($post->post_mime_type, 0, 5) == 'image' ) {
$form_fields['post_title']['required'] = true;
$form_fields['post_excerpt']['label'] = __('Description');
$form_fields['post_excerpt']['helps'][] = __('Alternate text, e.g. "The Mona Lisa"');
$form_fields['post_content']['label'] = __('Long Description');
$thumb = wp_get_attachment_thumb_url();
$form_fields['_send']['url'] = array(
'label' => __('Link URL'),
'input' => 'html',
'html' => '',
'helps' => __('If filled, this will override the default link URL.'),
);
$form_fields['_send']['align'] = array(
'label' => __('Alignment'),
'input' => 'html',
'html' => "
<input type='radio' name='attachments[$post->ID][align]' id='image-align-none-$post->ID' value='none' />
<label for='image-align-none-$post->ID' class='align image-align-none-label'>" . __('None') . "</label>
<input type='radio' name='attachments[$post->ID][align]' id='image-align-left-$post->ID' value='left' />
<label for='image-align-left-$post->ID' class='align image-align-left-label'>" . __('Left') . "</label>
<input type='radio' name='attachments[$post->ID][align]' id='image-align-center-$post->ID' value='center' />
<label for='image-align-center-$post->ID' class='align image-align-center-label'>" . __('Center') . "</label>
<input type='radio' name='attachments[$post->ID][align]' id='image-align-right-$post->ID' value='right' />
<label for='image-align-right-$post->ID' class='align image-align-right-label'>" . __('Right') . "</label>\n",
);
$form_fields['_send']['image-size'] = array(
'label' => __('Size'),
'input' => 'html',
'html' => "
" . ( $thumb ? "<input type='radio' name='attachments[$post->ID][image-size]' id='image-size-thumb-$post->ID' value='thumb' />
<label for='image-size-thumb-$post->ID'>" . __('Thumbnail') . "</label>
" : '' ) . "<input type='radio' name='attachments[$post->ID][image-size]' id='image-size-medium-$post->ID' value='medium' checked='checked' />
<label for='image-size-medium-$post->ID'>" . __('Medium') . "</label>
<input type='radio' name='attachments[$post->ID][image-size]' id='image-size-full-$post->ID' value='full' />
<label for='image-size-full-$post->ID'>" . __('Full size') . "</label>",
);
}
return $form_fields;
}
add_filter('attachment_fields_to_edit', 'image_attachment_fields_to_edit', 10, 2);
function image_attachment_fields_to_save($post, $attachment) {
if ( substr($post['post_mime_type'], 0, 5) == 'image' ) {
if ( strlen(trim($post['post_title'])) == 0 ) {
$post['post_title'] = preg_replace('/\.\w+$/', '', basename($post['guid']));
$post['errors']['post_title']['errors'][] = __('Empty Title filled from filename.');
}
}
return $post;
}
add_filter('attachment_fields_to_save', 'image_attachment_fields_to_save', 10, 2);
function image_media_send_to_editor($html, $attachment_id, $attachment) {
$post =& get_post($attachment_id);
if ( substr($post->post_mime_type, 0, 5) == 'image' ) {
if ( !empty($attachment['url']) )
$url = $attachment['url'];
elseif ( $rel = strlen(trim($post->post_content)) )
$url = get_attachment_link($attachment_id);
else
$url = wp_get_attachment_url($attachment_id);
if ( isset($attachment['align']) )
$align = $attachment['align'];
else
$align = 'none';
if ( !empty($attachment['image-size']) )
$size = $attachment['image-size'];
else
$size = 'medium';
return get_image_send_to_editor($attachment_id, $attachment['post_excerpt'], $attachment['post_title'], $align, $url, $rel, $size);
}
return $html;
}
add_filter('media_send_to_editor', 'image_media_send_to_editor', 10, 3);
function get_attachment_fields_to_edit($post, $errors = null) {
if ( is_int($post) )
$post =& get_post($post);
if ( is_array($post) )
$post = (object) $post;
$edit_post = sanitize_post($post, 'edit');
$form_fields = array(
'post_title' => array(
'label' => __('Title'),
'value' => $edit_post->post_title,
),
'post_excerpt' => array(
'label' => __('Description'),
'value' => $edit_post->post_excerpt,
),
'post_content' => array(
'label' => __('Long description'),
'value' => $edit_post->post_content,
'input' => 'textarea',
'helps' => array(__('If filled, the default link URL will be the attachment permalink.')),
),
);
foreach ( get_attachment_taxonomies($post) as $taxonomy ) {
$t = (array) get_taxonomy($taxonomy);
if ( empty($t['label']) )
$t['label'] = $taxonomy;
if ( empty($t['args']) )
$t['args'] = array();
$terms = get_object_term_cache($post->ID, $taxonomy);
if ( empty($terms) )
$terms = wp_get_object_terms($post->ID, $taxonomy, $t['args']);
$values = array();
foreach ( $terms as $term )
$values[] = $term->name;
$t['value'] = join(', ', $values);
$form_fields[$taxonomy] = $t;
}
// Merge default fields with their errors, so any key passed with the error (e.g. 'error', 'helps', 'value') will replace the default
// The recursive merge is easily traversed with array casting: foreach( (array) $things as $thing )
$form_fields = array_merge_recursive($form_fields, (array) $errors);
$form_fields = apply_filters('attachment_fields_to_edit', $form_fields, $post);
return $form_fields;
}
function get_multimedia_item( $attachment_id, $errors = null, $send = true ) {
$thumb_url = array_shift(get_attachment_icon_src( $attachment_id ));
$title_label = __('Title');
$description_label = __('Description');
$tags_label = __('Tags');
$toggle_on = __('Show');
$toggle_off = __('Hide');
$post = get_post($attachment_id);
$filename = basename($post->guid);
$title = attribute_escape($post->post_title);
$description = attribute_escape($post->post_content);
if ( $_tags = get_the_tags($attachment_id) ) {
foreach ( $_tags as $tag )
$tags[] = $tag->name;
$tags = attribute_escape(join(', ', $tags));
}
$form_fields = get_attachment_fields_to_edit($post, $errors);
$class = empty($errors) ? 'startclosed' : 'startopen';
$item = "
<a class='toggle describe-toggle-on' href='#'>$toggle_on</a>
<a class='toggle describe-toggle-off' href='#'>$toggle_off</a>
<span class='filename new'>$filename</span>
<table class='slidetoggle describe $class'><tbody>
<tr>
<td class='A1B1' rowspan='4' colspan='2'><img class='thumbnail' src='$thumb_url' alt='' /></td>
<td>$filename</td>
</tr>
<tr><td>$post->post_mime_type</td></tr>
<tr><td>" . mysql2date($post->post_date, get_option('time_format')) . "</td></tr>
<tr><td>" . apply_filters('multimedia_meta', '', $post) . "</tr></td>\n";
$defaults = array(
'input' => 'text',
'required' => false,
'value' => '',
'extra_rows' => array(),
);
$delete_href = wp_nonce_url("post.php?action=delete-post&amp;post=$attachment_id", 'delete-post_' . $attachment_id);
$delete = __('Delete');
$save = "<input type='submit' value='" . wp_specialchars(__('Save'), 1) . "' />";
$send = "<input type='submit' value='" . wp_specialchars(__('Send to Editor'), 1) . "' id='send[$attachment_id]' name='send[$attachment_id]' />";
if ( empty($form_fields['save']) && empty($form_fields['_send']) ) {
$form_fields['save'] = array('tr' => "\t\t<tr class='submit'><td colspan='2' class='del'><a id='del[$attachment_id]' class='delete button' href='$delete_href'>$delete</a></td><td class='savesend'>$save$send</td></tr>\n");
} elseif ( empty($form_fields['save']) ) {
$form_fields['save'] = array('tr' => "\t\t<tr class='submit'><td></td><td></td><td class='savesend'>$save</td></tr>\n");
foreach ( $form_fields['_send'] as $id => $field )
$form_fields[$id] = $field;
$form_fields['send'] = array('tr' => "\t\t<tr class='submit'><td colspan='2' class='del'><a id='del[$attachment_id]' class='delete button' href='$delete_href'>$delete</a></td><td class='savesend'>$send</td>");
}
$hidden_fields = array();
foreach ( $form_fields as $id => $field ) {
if ( $id{0} == '_' )
continue;
if ( !empty($field['tr']) ) {
$item .= $field['tr'];
continue;
}
$field = array_merge($defaults, $field);
$name = "attachments[$attachment_id][$id]";
if ( $field['input'] == 'hidden' ) {
$hidden_fields[$name] = $field['value'];
continue;
}
$required = $field['required'] ? '<abbr title="required">*</abbr>' : '';
$item .= "\t\t<tr class='$id'>\n\t\t\t<td class='label'><label for='$name'>{$field['label']}</label></td>\n\t\t\t<td class='required'>$required</td>\n\t\t\t<td class='field'>";
if ( !empty($field[$field['input']]) )
$item .= $field[$field['input']];
elseif ( $field['input'] == 'textarea' ) {
$item .= "<textarea type='text' id='$name' name='$name'>" . wp_specialchars($field['value'], 1) . "</textarea>";
} else {
$item .= "<input type='text' id='$name' name='$name' value='" . wp_specialchars($field['value'], 1) . "' />";
}
$item .= "</td>\n\t\t</tr>\n";
$extra_rows = array();
if ( !empty($field['errors']) )
foreach ( array_unique((array) $field['errors']) as $error )
$extra_rows['error'][] = $error;
if ( !empty($field['helps']) )
foreach ( array_unique((array) $field['helps']) as $help )
$extra_rows['help'][] = $help;
if ( !empty($field['extra_rows']) )
foreach ( $field['extra_rows'] as $class => $rows )
foreach ( (array) $rows as $html )
$extra_rows[$class][] = $html;
foreach ( $extra_rows as $class => $rows )
foreach ( $rows as $html )
$item .= "\t\t<tr><td colspan='2'></td><td class='$class'>$html</td></tr>\n";
}
if ( !empty($form_fields['_final']) )
$item .= "\t\t<tr class='final'><td colspan='3'>{$form_fields['_final']}</td></tr>\n";
$item .= "\t</table>\n";
foreach ( $hidden_fields as $name => $value )
$item .= "\t<input type='hidden' name='$name' id='$name' value='" . wp_specialchars($value, 1) . "' />\n";
return $item;
}
function multimedia_upload_form( $errors = null ) {
$flash_action_url = get_option('siteurl') . '/wp-admin/async-upload.php?type=multimedia';
$form_action_url = get_option('siteurl') . '/wp-admin/media-upload.php?type=multimedia';
$post_id = intval($_REQUEST['post_id']);
?>
<div id="media-upload-header">
<h3><?php _e('Add Media'); ?></h3>
<?php the_image_upload_tabs(); ?>
</div>
<div id="media-upload-error">
<?php if (isset($errors['upload_error']) && is_wp_error($errors['upload_error'])) { ?>
<?php echo $errors['upload_error']->get_error_message(); ?>
<?php } ?>
</div>
<script type="text/javascript">
<!--
jQuery(function($){
swfu = new SWFUpload({
upload_url : "<?php echo attribute_escape( $flash_action_url ); ?>",
flash_url : "<?php echo get_option('siteurl').'/wp-includes/js/swfupload/swfupload_f9.swf'; ?>",
file_post_name: "async-upload",
file_types: "*.*",
post_params : {
"post_id" : "<?php echo $post_id; ?>",
"auth_cookie" : "<?php echo $_COOKIE[AUTH_COOKIE]; ?>",
"type" : "multimedia"
},
swfupload_element_id : "flash-upload-ui", // id of the element displayed when swfupload is available
degraded_element_id : "html-upload-ui", // when swfupload is unavailable
swfupload_loaded_handler : uploadLoaded,
file_dialog_start_handler : fileDialogStart,
file_queued_handler : fileQueued,
upload_start_handler : uploadStart,
upload_progress_handler : uploadProgress,
upload_error_handler : uploadError,
upload_success_handler : uploadSuccess,
upload_complete_handler : uploadComplete,
file_queue_error_handler : fileQueueError,
file_dialog_complete_handler : fileDialogComplete,
debug: false,
});
$("#flash-browse-button").bind( "click", function(){swfu.selectFiles();});
var preloaded = $(".multimedia-item.preloaded");
if ( preloaded.length > 0 ) {
jQuery('#insert-multimedia').attr('disabled', '');
preloaded.each(function(){uploadSuccess({id:this.id.replace(/[^0-9]/g, '')},'');});
}
});
//-->
</script>
<form enctype="multipart/form-data" method="post" action="<?php echo attribute_escape($form_action_url); ?>" class="media-upload-form">
<div id="flash-upload-ui">
<p><input id="flash-browse-button" type="button" value="<?php _e('Choose files to upload'); ?>" class="button" /></p>
<p><?php _e('As each upload completes, you can add titles and descriptions below.'); ?></p>
</div>
<div id="html-upload-ui">
<p><label for="async-upload"><?php _e('Choose image'); ?></label>
<input type="file" name="async-upload" id="async-upload" />
<label for="image-file" class="form-help"><?php _e('Only PNG, JPG, GIF'); ?></label>
</p>
<p>
<button id="upload-button" name="upload-button" value="1" class="button-ok"><?php _e('Add Image'); ?></button>
<a href="#" onClick="return top.tb_remove();" id="image-cancel" class="button-cancel"><?php _e('Cancel'); ?></a>
</p>
<input type="hidden" name="post_id" id="post_id" value="<?php echo $post_id; ?>" />
<br style="clear:both" />
</div>
<div id="multimedia-items">
<?php echo get_multimedia_items($post_id, $errors); ?>
</div>
<p class="submit">
<input type="submit" class="submit insert-gallery" name="insert-multimedia" value="<?php _e('Insert gallery into post'); ?>" />
</p>
<?php wp_nonce_field('multimedia-form'); ?>
</form>
<?php
}
add_action('admin_head_multimedia_upload_form', 'media_admin_css');
add_filter('async_upload_multimedia', 'get_multimedia_item', 10, 2);
add_filter('media_upload_multimedia', 'multimedia_upload_handler');
// Any 'attachment' taxonomy will be included in the description input form for the multi uploader
// Example:
/*
register_taxonomy(
'image_people',
'attachment:image',
array(
'label' => __('People'),
'template' => __('People: %l'),
'helps' => __('Left to right, top to bottom.'),
'sort' => true,
'args' => array(
'orderby' => 'term_order'
)
)
);
*/
/*
register_taxonomy('movie_director', 'attachment:video', array('label'=>__('Directors'), 'template'=>__('Directed by %l.')));
register_taxonomy('movie_producer', 'attachment:video', array('label'=>__('Producers'), 'template'=>__('Produced by %l.')));
register_taxonomy('movie_screenwriter', 'attachment:video', array('label'=>__('Screenwriter'), 'template'=>__('Screenplay by %l.')));
register_taxonomy('movie_actor', 'attachment:video', array('label'=>__('Cast'), 'template'=>array(__('Cast: %l.')));
register_taxonomy('movie_crew', 'attachment:video', array('label'=>__('Crew'), 'template'=>array(__('Crew: %l.')));
*/
?>