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<?php
/**
* WooThemes Media Library-driven AJAX File Uploader Module (2010-11-05)
*
* Slightly modified for use in the Options Framework.
*/
if ( is_admin() ) {
// Load additional css and js for image uploads on the Options Framework page
$of_page= 'appearance_page_options-framework';
add_action( "admin_print_styles-$of_page", 'optionsframework_mlu_css', 0 );
add_action( "admin_print_scripts-$of_page", 'optionsframework_mlu_js', 0 );
}
/**
* Sets up a custom post type to attach image to. This allows us to have
* individual galleries for different uploaders.
*/
if ( ! function_exists( 'optionsframework_mlu_init' ) ) {
function optionsframework_mlu_init () {
register_post_type( 'optionsframework', array(
'labels' => array(
'name' => __( 'Theme Options Media' ),
),
'public' => true,
'show_ui' => false,
'capability_type' => 'post',
'hierarchical' => false,
'rewrite' => false,
'supports' => array( 'title', 'editor' ),
'query_var' => false,
'can_export' => true,
'show_in_nav_menus' => false,
'public' => false
) );
}
}
/**
* Adds the Thickbox CSS file and specific loading and button images to the header
* on the pages where this function is called.
*/
if ( ! function_exists( 'optionsframework_mlu_css' ) ) {
function optionsframework_mlu_css () {
$_html = '';
$_html .= '<link rel="stylesheet" href="' . site_url() . '/' . WPINC . '/js/thickbox/thickbox.css" type="text/css" media="screen" />' . "\n";
$_html .= '<script type="text/javascript">
var tb_pathToImage = "' . site_url() . '/' . WPINC . '/js/thickbox/loadingAnimation.gif";
var tb_closeImage = "' . site_url() . '/' . WPINC . '/js/thickbox/tb-close.png";
</script>' . "\n";
echo $_html;
}
}
/**
* Registers and enqueues (loads) the necessary JavaScript file for working with the
* Media Library-driven AJAX File Uploader Module.
*/
if ( ! function_exists( 'optionsframework_mlu_js' ) ) {
function optionsframework_mlu_js () {
// Registers custom scripts for the Media Library AJAX uploader.
wp_register_script( 'of-medialibrary-uploader', OPTIONS_FRAMEWORK_URL .'js/of-medialibrary-uploader.js', array( 'jquery', 'thickbox' ) );
wp_enqueue_script( 'of-medialibrary-uploader' );
wp_enqueue_script( 'media-upload' );
}
}
/**
* Media Uploader Using the WordPress Media Library.
*
* Parameters:
* - string $_id - A token to identify this field (the name).
* - string $_value - The value of the field, if present.
* - string $_mode - The display mode of the field.
* - string $_desc - An optional description of the field.
* - int $_postid - An optional post id (used in the meta boxes).
*
* Dependencies:
* - optionsframework_mlu_get_silentpost()
*/
if ( ! function_exists( 'optionsframework_medialibrary_uploader' ) ) {
function optionsframework_medialibrary_uploader( $_id, $_value, $_mode = 'full', $_desc = '', $_postid = 0, $_name = '') {
$optionsframework_settings = get_option('optionsframework');
// Gets the unique option id
$option_name = $optionsframework_settings['id'];
$output = '';
$id = '';
$class = '';
$int = '';
$value = '';
$name = '';
$id = strip_tags( strtolower( $_id ) );
// Change for each field, using a "silent" post. If no post is present, one will be created.
$int = optionsframework_mlu_get_silentpost( $id );
// If a value is passed and we don't have a stored value, use the value that's passed through.
if ( $_value != '' && $value == '' ) {
$value = $_value;
}
if ($_name != '') {
$name = $option_name.'['.$id.']['.$_name.']';
}
else {
$name = $option_name.'['.$id.']';
}
if ( $value ) { $class = ' has-file'; }
$output .= '<input id="' . $id . '" class="upload' . $class . '" type="text" name="'.$name.'" value="' . $value . '" />' . "\n";
$output .= '<input id="upload_' . $id . '" class="upload_button button" type="button" value="' . __( 'Upload' ) . '" rel="' . $int . '" />' . "\n";
if ( $_desc != '' ) {
$output .= '<span class="of_metabox_desc">' . $_desc . '</span>' . "\n";
}
$output .= '<div class="screenshot" id="' . $id . '_image">' . "\n";
if ( $value != '' ) {
$remove = '<a href="javascript:(void);" class="mlu_remove button">Remove</a>';
$image = preg_match( '/(^.*\.jpg|jpeg|png|gif|ico*)/i', $value );
if ( $image ) {
$output .= '<img src="' . $value . '" alt="" />'.$remove.'';
} else {
$parts = explode( "/", $value );
for( $i = 0; $i < sizeof( $parts ); ++$i ) {
$title = $parts[$i];
}
// No output preview if it's not an image.
$output .= '';
// Standard generic output if it's not an image.
$title = __( 'View File', 'optionsframework' );
$output .= '<div class="no_image"><span class="file_link"><a href="' . $value . '" target="_blank" rel="external">'.$title.'</a></span>' . $remove . '</div>';
}
}
$output .= '</div>' . "\n";
return $output;
}
}
/**
* Uses "silent" posts in the database to store relationships for images.
* This also creates the facility to collect galleries of, for example, logo images.
*
* Return: $_postid.
*
* If no "silent" post is present, one will be created with the type "optionsframework"
* and the post_name of "of-$_token".
*
* Example Usage:
* optionsframework_mlu_get_silentpost ( 'of_logo' );
*/
if ( ! function_exists( 'optionsframework_mlu_get_silentpost' ) ) {
function optionsframework_mlu_get_silentpost ( $_token ) {
global $wpdb;
$_id = 0;
// Check if the token is valid against a whitelist.
// $_whitelist = array( 'of_logo', 'of_custom_favicon', 'of_ad_top_image' );
// Sanitise the token.
$_token = strtolower( str_replace( ' ', '_', $_token ) );
// if ( in_array( $_token, $_whitelist ) ) {
if ( $_token ) {
// Tell the function what to look for in a post.
$_args = array( 'post_type' => 'optionsframework', 'post_name' => 'of-' . $_token, 'post_status' => 'draft', 'comment_status' => 'closed', 'ping_status' => 'closed' );
// Look in the database for a "silent" post that meets our criteria.
$query = 'SELECT ID FROM ' . $wpdb->posts . ' WHERE post_parent = 0';
foreach ( $_args as $k => $v ) {
$query .= ' AND ' . $k . ' = "' . $v . '"';
} // End FOREACH Loop
$query .= ' LIMIT 1';
$_posts = $wpdb->get_row( $query );
// If we've got a post, loop through and get it's ID.
if ( count( $_posts ) ) {
$_id = $_posts->ID;
} else {
// If no post is present, insert one.
// Prepare some additional data to go with the post insertion.
$_words = explode( '_', $_token );
$_title = join( ' ', $_words );
$_title = ucwords( $_title );
$_post_data = array( 'post_title' => $_title );
$_post_data = array_merge( $_post_data, $_args );
$_id = wp_insert_post( $_post_data );
}
}
return $_id;
}
}
/**
* Trigger code inside the Media Library popup.
*/
if ( ! function_exists( 'optionsframework_mlu_insidepopup' ) ) {
function optionsframework_mlu_insidepopup () {
if ( isset( $_REQUEST['is_optionsframework'] ) && $_REQUEST['is_optionsframework'] == 'yes' ) {
add_action( 'admin_head', 'optionsframework_mlu_js_popup' );
add_filter( 'media_upload_tabs', 'optionsframework_mlu_modify_tabs' );
}
}
}
if ( ! function_exists( 'optionsframework_mlu_js_popup' ) ) {
function optionsframework_mlu_js_popup () {
$_of_title = $_REQUEST['of_title'];
if ( ! $_of_title ) { $_of_title = 'file'; } // End IF Statement
?>
<script type="text/javascript">
<!--
jQuery(function($) {
jQuery.noConflict();
// Change the title of each tab to use the custom title text instead of "Media File".
$( 'h3.media-title' ).each ( function () {
var current_title = $( this ).html();
var new_title = current_title.replace( 'media file', '<?php echo $_of_title; ?>' );
$( this ).html( new_title );
} );
// Change the text of the "Insert into Post" buttons to read "Use this File".
$( '.savesend input.button[value*="Insert into Post"], .media-item #go_button' ).attr( 'value', 'Use this File' );
// Hide the "Insert Gallery" settings box on the "Gallery" tab.
$( 'div#gallery-settings' ).hide();
// Preserve the "is_optionsframework" parameter on the "delete" confirmation button.
$( '.savesend a.del-link' ).click ( function () {
var continueButton = $( this ).next( '.del-attachment' ).children( 'a.button[id*="del"]' );
var continueHref = continueButton.attr( 'href' );
continueHref = continueHref + '&is_optionsframework=yes';
continueButton.attr( 'href', continueHref );
} );
});
-->
</script>
<?php
}
}
/**
* Triggered inside the Media Library popup to modify the title of the "Gallery" tab.
*/
if ( ! function_exists( 'optionsframework_mlu_modify_tabs' ) ) {
function optionsframework_mlu_modify_tabs ( $tabs ) {
$tabs['gallery'] = str_replace( __( 'Gallery', 'optionsframework' ), __( 'Previously Uploaded', 'optionsframework' ), $tabs['gallery'] );
return $tabs;
}
}