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WordPress/wp-admin/upload-functions.php

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PHP
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<?php
function wp_upload_display( $dims = false, $href = '' ) {
global $post;
$id = get_the_ID();
$attachment_data = get_post_meta( $id, '_wp_attachment_metadata', true );
if ( isset($attachment_data['width']) )
list($width,$height) = wp_shrink_dimensions($attachment_data['width'], $attachment_data['height'], 171, 128);
ob_start();
the_title();
$post_title = wp_specialchars( ob_get_contents(), 1 );
ob_end_clean();
$post_content = apply_filters( 'content_edit_pre', $post->post_content );
$class = 'text';
$innerHTML = get_attachment_innerHTML( $id, false, $dims );
if ( $image_src = strstr($innerHTML, 'src=') ) {
preg_match("/src=(\"|')(.+?)\\1/", $image_src, $matches);
$image_src = $matches[2];
$image_rel = wp_make_link_relative($image_src);
$class = 'image';
$innerHTML = '&nbsp;' . str_replace($image_src, $image_rel, $innerHTML);
$image_base = str_replace($image_rel, '', $image_src);
}
$src_base = get_the_guid();
$src = wp_make_link_relative( $src_base );
$src_base = str_replace($src, '', $src_base);
$r = '';
if ( $href )
$r .= "<a id='file-link-$id' href='$href' title='$post_title' class='file-link $class'>\n";
if ( $href || $image_src )
$r .= "\t\t\t$innerHTML";
if ( $href )
$r .= "</a>\n";
$r .= "\n\t\t<div class='upload-file-data'>\n\t\t\t<p>\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-url-$id' id='attachment-url-$id' value='$src' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-url-base-$id' id='attachment-url-base-$id' value='$src_base' />\n";
if ( isset($attachment_data['thumb']) ) {
$r .= "\t\t\t\t<input type='hidden' name='attachment-thumb-url-$id' id='attachment-thumb-url-$id' value='$image_rel' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-thumb-url-base-$id' id='attachment-thumb-url-base-$id' value='$image_base' />\n";
} elseif ( $image_rel )
$r .= "\t\t\t\t<input type='hidden' name='attachment-is-image-$id' id='attachment-is-image-$id' value='1' />\n";
if ( isset($width) ) {
$r .= "\t\t\t\t<input type='hidden' name='attachment-width-$id' id='attachment-width-$id' value='$width' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-height-$id' id='attachment-height-$id' value='$height' />\n";
}
$r .= "\t\t\t\t<input type='hidden' name='attachment-page-url-$id' id='attachment-page-url-$id' value='" . get_attachment_link( $id ) . "' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-title-$id' id='attachment-title-$id' value='$post_title' />\n";
$r .= "\t\t\t\t<input type='hidden' name='attachment-description-$id' id='attachment-description-$id' value='$post_content' />\n";
$r .= "\t\t\t</p>\n\t\t</div>\n";
return $r;
}
function wp_upload_view() {
global $style, $post_id, $style;
$id = get_the_ID();
$attachment_data = get_post_meta( $id, '_wp_attachment_metadata', true );
?>
<div id="upload-file">
<div id="file-title">
<h2><?php if ( !isset($attachment_data['width']) && 'inline' != $style )
echo "<a href='" . get_the_guid() . "' title='" . __('Direct link to file') . "'>";
the_title();
if ( !isset($attachment_data['width']) && 'inline' != $style )
echo '</a>';
?></h2>
<span><?php
echo '[&nbsp;';
echo '<a href="' . get_permalink() . '">' . __('view') . '</a>';
echo '&nbsp;|&nbsp;';
echo '<a href="' . wp_specialchars( add_query_arg( 'action', 'edit' ), 1 ) . '" title="' . __('Edit this file') . '">' . __('edit') . '</a>';
echo '&nbsp;|&nbsp;';
echo '<a href="' . wp_specialchars( remove_query_arg( array('action', 'ID') ), 1 ) . '" title="' . __('Browse your files') . '">' . __('cancel') . '</a>';
echo '&nbsp;]'; ?></span>
</div>
<div id="upload-file-view" class="alignleft">
<?php if ( isset($attachment_data['width']) && 'inline' != $style )
echo "<a href='" . get_the_guid() . "' title='" . __('Direct link to file') . "'>";
echo wp_upload_display( array(171, 128) );
if ( isset($attachment_data['width']) && 'inline' != $style )
echo '</a>'; ?>
</div>
<?php the_attachment_links( $id ); ?>
</div>
<?php echo "<form action='' id='browse-form'><input type='hidden' id='nonce-value' value='" . wp_create_nonce( 'inlineuploading' ) . "' /></form>\n";
}
function wp_upload_form() {
$id = get_the_ID();
global $post_id, $tab, $style;
$enctype = $id ? '' : ' enctype="multipart/form-data"';
?>
<form<?php echo $enctype; ?> id="upload-file" method="post" action="<?php echo get_option('siteurl') . "/wp-admin/upload.php?style=$style&amp;tab=upload&amp;post_id=$post_id"; ?>">
<?php
if ( $id ) :
$attachment = get_post_to_edit( $id );
$attachment_data = get_post_meta( $id, '_wp_attachment_metadata', true );
?>
<div id="file-title">
<h2><?php if ( !isset($attachment_data['width']) && 'inline' != $style )
echo "<a href='" . get_the_guid() . "' title='" . __('Direct link to file') . "'>";
the_title();
if ( !isset($attachment_data['width']) && 'inline' != $style )
echo '</a>';
?></h2>
<span><?php
echo '[&nbsp;';
echo '<a href="' . get_permalink() . '">' . __('view') . '</a>';
echo '&nbsp;|&nbsp;';
echo '<a href="' . wp_specialchars( add_query_arg( 'action', 'view' ), 1 ) . '">' . __('links') . '</a>';
echo '&nbsp;|&nbsp;';
echo '<a href="' . wp_specialchars( remove_query_arg( array('action','ID') ), 1 ) . '" title="' . __('Browse your files') . '">' . __('cancel') . '</a>';
echo '&nbsp;]'; ?></span>
</div>
<div id="upload-file-view" class="alignleft">
<?php if ( isset($attachment_data['width']) && 'inline' != $style )
echo "<a href='" . get_the_guid() . "' title='" . __('Direct link to file') . "'>";
echo wp_upload_display( array(171, 128) );
if ( isset($attachment_data['width']) && 'inline' != $style )
echo '</a>'; ?>
</div>
<?php endif; ?>
<table><col /><col class="widefat" />
<?php if ( $id ): ?>
<tr>
<th scope="row"><label for="url"><?php _e('URL'); ?></label></th>
<td><input type="text" id="url" class="readonly" value="<?php the_guid(); ?>" readonly="readonly" /></td>
</tr>
<?php else : ?>
<tr>
<th scope="row"><label for="upload"><?php _e('File'); ?></label></th>
<td><input type="file" id="upload" name="image" /></td>
</tr>
<?php endif; ?>
<tr>
<th scope="row"><label for="post_title"><?php _e('Title'); ?></label></th>
<td><input type="text" id="post_title" name="post_title" value="<?php echo $attachment->post_title; ?>" /></td>
</tr>
<tr>
<th scope="row"><label for="post_content"><?php _e('Description'); ?></label></th>
<td><textarea name="post_content" id="post_content"><?php echo $attachment->post_content; ?></textarea></td>
</tr>
<tr id="buttons" class="submit">
<td colspan='2'>
<?php if ( $id ) : ?>
<input type="submit" name="delete" id="delete" class="delete alignleft" value="<?php _e('Delete File'); ?>" />
<?php endif; ?>
<input type="hidden" name="from_tab" value="<?php echo $tab; ?>" />
<input type="hidden" name="action" value="<?php echo $id ? 'save' : 'upload'; ?>" />
<?php if ( $post_id ) : ?>
<input type="hidden" name="post_id" value="<?php echo $post_id; ?>" />
<?php endif; if ( $id ) : ?>
<input type="hidden" name="ID" value="<?php echo $id; ?>" />
<?php endif; ?>
<?php wp_nonce_field( 'inlineuploading' ); ?>
<div class="submit">
<input type="submit" value="<?php $id ? _e('Save') : _e('Upload'); ?> &raquo;" />
</div>
</td>
</tr>
</table>
</form>
<?php
}
function wp_upload_tab_upload() {
wp_upload_form();
}
function wp_upload_tab_upload_action() {
global $action;
if ( isset($_POST['delete']) )
$action = 'delete';
switch ( $action ) :
case 'upload' :
global $from_tab, $post_id, $style;
if ( !$from_tab )
$from_tab = 'upload';
check_admin_referer( 'inlineuploading' );
global $post_id, $post_title, $post_content;
if ( !current_user_can( 'upload_files' ) )
wp_die( __('You are not allowed to upload files.')
. " <a href='" . get_option('siteurl') . "/wp-admin/upload.php?style=$style&amp;tab=browse-all&amp;post_id=$post_id'>"
. __('Browse Files') . '</a>'
);
$overrides = array('action'=>'upload');
$file = wp_handle_upload($_FILES['image'], $overrides);
if ( isset($file['error']) )
wp_die($file['error'] . "<br /><a href='" . get_option('siteurl')
. "/wp-admin/upload.php?style=$style&amp;tab=$from_tab&amp;post_id=$post_id'>'" . __('Back to Image Uploading') . '</a>'
);
$url = $file['url'];
$type = $file['type'];
$file = $file['file'];
$filename = basename($file);
// Construct the attachment array
$attachment = array(
'post_title' => $post_title ? $post_title : $filename,
'post_content' => $post_content,
'post_type' => 'attachment',
'post_parent' => $post_id,
'post_mime_type' => $type,
'guid' => $url
);
// Save the data
$id = wp_insert_attachment($attachment, $file, $post_id);
if ( preg_match('!^image/!', $attachment['post_mime_type']) ) {
// Generate the attachment's postmeta.
$imagesize = getimagesize($file);
$imagedata['width'] = $imagesize['0'];
$imagedata['height'] = $imagesize['1'];
list($uwidth, $uheight) = get_udims($imagedata['width'], $imagedata['height']);
$imagedata['hwstring_small'] = "height='$uheight' width='$uwidth'";
$imagedata['file'] = $file;
add_post_meta($id, '_wp_attachment_metadata', $imagedata);
if ( $imagedata['width'] * $imagedata['height'] < 3 * 1024 * 1024 ) {
if ( $imagedata['width'] > 128 && $imagedata['width'] >= $imagedata['height'] * 4 / 3 )
$thumb = wp_create_thumbnail($file, 128);
elseif ( $imagedata['height'] > 96 )
$thumb = wp_create_thumbnail($file, 96);
if ( @file_exists($thumb) ) {
$newdata = $imagedata;
$newdata['thumb'] = basename($thumb);
update_post_meta($id, '_wp_attachment_metadata', $newdata, $imagedata);
} else {
$error = $thumb;
}
}
} else {
add_post_meta($id, '_wp_attachment_metadata', array());
}
wp_redirect( get_option('siteurl') . "/wp-admin/upload.php?style=$style&tab=browse&action=view&ID=$id&post_id=$post_id");
die;
break;
case 'save' :
global $from_tab, $post_id, $style;
if ( !$from_tab )
$from_tab = 'upload';
check_admin_referer( 'inlineuploading' );
wp_update_post($_POST);
wp_redirect( get_option('siteurl') . "/wp-admin/upload.php?style=$style&tab=$from_tab&post_id=$post_id");
die;
break;
case 'delete' :
global $ID, $post_id, $from_tab, $style;
if ( !$from_tab )
$from_tab = 'upload';
check_admin_referer( 'inlineuploading' );
if ( !current_user_can('edit_post', (int) $ID) )
wp_die( __('You are not allowed to delete this attachment.')
. " <a href='" . get_option('siteurl') . "/wp-admin/upload.php?style=$style&amp;tab=$from_tab&amp;post_id=$post_id'>"
. __('Go back') . '</a>'
);
wp_delete_attachment($ID);
wp_redirect( get_option('siteurl') . "/wp-admin/upload.php?style=$style&tab=$from_tab&post_id=$post_id" );
die;
break;
endswitch;
}
add_action( 'upload_files_upload', 'wp_upload_tab_upload_action' );
function wp_upload_grab_attachments( $obj ) {
$obj->is_attachment = true;
}
function wp_upload_posts_where( $where ) {
global $post_id;
return $where . " AND post_parent = '" . (int) $post_id . "'";
}
function wp_upload_tab_browse() {
global $wpdb, $action, $paged;
$old_vars = compact( 'paged' );
switch ( $action ) :
case 'edit' :
case 'view' :
global $ID;
$attachments = query_posts("attachment_id=$ID");
if ( have_posts() ) : while ( have_posts() ) : the_post();
'edit' == $action ? wp_upload_form() : wp_upload_view();
endwhile; endif;
break;
default :
global $tab, $post_id, $style;
add_action( 'pre_get_posts', 'wp_upload_grab_attachments' );
if ( 'browse' == $tab && $post_id )
add_filter( 'posts_where', 'wp_upload_posts_where' );
$attachments = query_posts("what_to_show=posts&posts_per_page=10&paged=$paged");
$count_query = "SELECT COUNT(*) FROM $wpdb->posts WHERE post_type = 'attachment'";
if ( $post_id )
$count_query .= " AND post_parent = '$post_id'";
$total = $wpdb->get_var($count_query);
echo "<ul id='upload-files'>\n";
if ( have_posts() ) : while ( have_posts() ) : the_post();
$href = wp_specialchars( add_query_arg( array(
'action' => 'inline' == $style ? 'view' : 'edit',
'ID' => get_the_ID())
), 1 );
echo "\t<li id='file-";
the_ID();
echo "' class='alignleft'>\n";
echo wp_upload_display( array(128,128), $href );
echo "\t</li>\n";
endwhile;
else :
echo "\t<li>" . __('There are no attachments to show.') . "</li>\n";
endif;
echo "</ul>\n\n";
echo "<form action='' id='browse-form'><input type='hidden' id='nonce-value' value='" . wp_create_nonce( 'inlineuploading' ) . "' /></form>\n";
break;
endswitch;
extract($old_vars);
}
function wp_upload_tab_browse_action() {
global $style;
if ( 'inline' == $style )
wp_enqueue_script('upload');
}
add_action( 'upload_files_browse', 'wp_upload_tab_browse_action' );
add_action( 'upload_files_browse-all', 'wp_upload_tab_browse_action' );
function wp_upload_admin_head() {
global $wp_locale;
echo "<link rel='stylesheet' href='" . get_option('siteurl') . '/wp-admin/upload.css?version=' . get_bloginfo('version') . "' type='text/css' />\n";
if ( 'rtl' == $wp_locale->text_direction )
echo "<link rel='stylesheet' href='" . get_option('siteurl') . '/wp-admin/upload-rtl.css?version=' . get_bloginfo('version') . "' type='text/css' />\n";
if ( 'inline' == @$_GET['style'] ) {
echo "<style type='text/css'>\n";
echo "\tbody { height: 15em; overflow: hidden; }\n";
echo "\t#upload-content { overflow-y: auto; }\n";
echo "\t#upload-file { position: absolute; }\n";
echo "</style>";
}
}
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