/
init.php
571 lines (506 loc) · 24.2 KB
/
init.php
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<?php
/*
Script Name: Custom Metaboxes and Fields
Contributors: Andrew Norcross (@norcross / andrewnorcross.com)
Jared Atchison (@jaredatch / jaredatchison.com)
Bill Erickson (@billerickson / billerickson.net)
Description: This will create metaboxes with custom fields that will blow your mind.
Version: 0.9
*/
/**
* Released under the GPL license
* http://www.opensource.org/licenses/gpl-license.php
*
* This is an add-on for WordPress
* http://wordpress.org/
*
* **********************************************************************
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* **********************************************************************
*/
/************************************************************************
You should not edit the code below or things might explode!
*************************************************************************/
$meta_boxes = array();
$meta_boxes = apply_filters ( 'cmb_meta_boxes' , $meta_boxes );
foreach ( $meta_boxes as $meta_box ) {
$my_box = new cmb_Meta_Box( $meta_box );
}
/**
* Validate value of meta fields
* Define ALL validation methods inside this class and use the names of these
* methods in the definition of meta boxes (key 'validate_func' of each field)
*/
class cmb_Meta_Box_Validate {
function check_text( $text ) {
if ($text != 'hello') {
return false;
}
return true;
}
}
/**
* Defines the url to which is used to load local resources.
* This may need to be filtered for local Window installations.
* If resources do not load, please check the wiki for details.
*/
define( 'CMB_META_BOX_URL', apply_filters( 'cmb_meta_box_url', trailingslashit( str_replace( WP_CONTENT_DIR, WP_CONTENT_URL, dirname( __FILE__ ) ) ) ) );
/**
* Create meta boxes
*/
class cmb_Meta_Box {
protected $_meta_box;
function __construct( $meta_box ) {
if ( !is_admin() ) return;
$this->_meta_box = $meta_box;
$upload = false;
foreach ( $meta_box['fields'] as $field ) {
if ( $field['type'] == 'file' || $field['type'] == 'file_list' ) {
$upload = true;
break;
}
}
global $pagenow;
if ( $upload && in_array( $pagenow, array( 'page.php', 'page-new.php', 'post.php', 'post-new.php' ) ) ) {
add_action( 'admin_head', array( &$this, 'add_post_enctype' ) );
}
add_action( 'admin_menu', array( &$this, 'add' ) );
add_action( 'save_post', array( &$this, 'save' ) );
add_filter( 'cmb_show_on', array( &$this, 'add_for_id' ), 10, 2 );
add_filter( 'cmb_show_on', array( &$this, 'add_for_page_template' ), 10, 2 );
}
function add_post_enctype() {
echo '
<script type="text/javascript">
jQuery(document).ready(function(){
jQuery("#post").attr("enctype", "multipart/form-data");
jQuery("#post").attr("encoding", "multipart/form-data");
});
</script>';
}
// Add metaboxes
function add() {
$this->_meta_box['context'] = empty($this->_meta_box['context']) ? 'normal' : $this->_meta_box['context'];
$this->_meta_box['priority'] = empty($this->_meta_box['priority']) ? 'high' : $this->_meta_box['priority'];
$this->_meta_box['show_on'] = empty( $this->_meta_box['show_on'] ) ? array('key' => false, 'value' => false) : $this->_meta_box['show_on'];
foreach ( $this->_meta_box['pages'] as $page ) {
if( apply_filters( 'cmb_show_on', true, $this->_meta_box ) )
add_meta_box( $this->_meta_box['id'], $this->_meta_box['title'], array(&$this, 'show'), $page, $this->_meta_box['context'], $this->_meta_box['priority']) ;
}
}
/**
* Show On Filters
* Use the 'cmb_show_on' filter to further refine the conditions under which a metabox is displayed.
* Below you can limit it by ID and page template
*/
// Add for ID
function add_for_id( $display, $meta_box ) {
if ( 'id' !== $meta_box['show_on']['key'] )
return $display;
// If we're showing it based on ID, get the current ID
if( isset( $_GET['post'] ) ) $post_id = $_GET['post'];
elseif( isset( $_POST['post_ID'] ) ) $post_id = $_POST['post_ID'];
if( !isset( $post_id ) )
return false;
// If value isn't an array, turn it into one
$meta_box['show_on']['value'] = !is_array( $meta_box['show_on']['value'] ) ? array( $meta_box['show_on']['value'] ) : $meta_box['show_on']['value'];
// If current page id is in the included array, display the metabox
if ( in_array( $post_id, $meta_box['show_on']['value'] ) )
return true;
else
return false;
}
// Add for Page Template
function add_for_page_template( $display, $meta_box ) {
if( 'page-template' !== $meta_box['show_on']['key'] )
return $display;
// Get the current ID
if( isset( $_GET['post'] ) ) $post_id = $_GET['post'];
elseif( isset( $_POST['post_ID'] ) ) $post_id = $_POST['post_ID'];
if( !( isset( $post_id ) || is_page() ) ) return false;
// Get current template
$current_template = get_post_meta( $post_id, '_wp_page_template', true );
// If value isn't an array, turn it into one
$meta_box['show_on']['value'] = !is_array( $meta_box['show_on']['value'] ) ? array( $meta_box['show_on']['value'] ) : $meta_box['show_on']['value'];
// See if there's a match
if( in_array( $current_template, $meta_box['show_on']['value'] ) )
return true;
else
return false;
}
// Show fields
function show() {
global $post;
// Use nonce for verification
echo '<input type="hidden" name="wp_meta_box_nonce" value="', wp_create_nonce( basename(__FILE__) ), '" />';
echo '<table class="form-table cmb_metabox">';
foreach ( $this->_meta_box['fields'] as $field ) {
// Set up blank or default values for empty ones
if ( !isset( $field['name'] ) ) $field['name'] = '';
if ( !isset( $field['desc'] ) ) $field['desc'] = '';
if ( !isset( $field['std'] ) ) $field['std'] = '';
if ( 'file' == $field['type'] && !isset( $field['allow'] ) ) $field['allow'] = array( 'url', 'attachment' );
if ( 'file' == $field['type'] && !isset( $field['save_id'] ) ) $field['save_id'] = false;
if ( 'multicheck' == $field['type'] ) $field['multiple'] = true;
$meta = get_post_meta( $post->ID, $field['id'], 'multicheck' != $field['type'] /* If multicheck this can be multiple values */ );
echo '<tr>';
if ( $field['type'] == "title" ) {
echo '<td colspan="2">';
} else {
if( $this->_meta_box['show_names'] == true ) {
echo '<th style="width:18%"><label for="', $field['id'], '">', $field['name'], '</label></th>';
}
echo '<td>';
}
switch ( $field['type'] ) {
case 'text':
echo '<input type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? $meta : $field['std'], '" />','<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'text_small':
echo '<input class="cmb_text_small" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? $meta : $field['std'], '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'text_medium':
echo '<input class="cmb_text_medium" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? $meta : $field['std'], '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'text_date':
echo '<input class="cmb_text_small cmb_datepicker" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? $meta : $field['std'], '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'text_date_timestamp':
echo '<input class="cmb_text_small cmb_datepicker" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? date( 'm\/d\/Y', $meta ) : $field['std'], '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'text_datetime_timestamp':
echo '<input class="cmb_text_small cmb_datepicker" type="text" name="', $field['id'], '[date]" id="', $field['id'], '_date" value="', '' !== $meta ? date( 'm\/d\/Y', $meta ) : $field['std'], '" />';
echo '<input class="cmb_timepicker text_time" type="text" name="', $field['id'], '[time]" id="', $field['id'], '_time" value="', '' !== $meta ? date( 'h:i A', $meta ) : $field['std'], '" /><span class="cmb_metabox_description" >', $field['desc'], '</span>';
break;
case 'text_time':
echo '<input class="cmb_timepicker text_time" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? $meta : $field['std'], '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'text_money':
echo '$ <input class="cmb_text_money" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', '' !== $meta ? $meta : $field['std'], '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'colorpicker':
$meta = '' !== $meta ? $meta : $field['std'];
$hex_color = '(([a-fA-F0-9]){3}){1,2}$';
if ( preg_match( '/^' . $hex_color . '/i', $meta ) ) // Value is just 123abc, so prepend #.
$meta = '#' . $meta;
elseif ( ! preg_match( '/^#' . $hex_color . '/i', $meta ) ) // Value doesn't match #123abc, so sanitize to just #.
$meta = "#";
echo '<input class="cmb_colorpicker cmb_text_small" type="text" name="', $field['id'], '" id="', $field['id'], '" value="', $meta, '" /><span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'textarea':
echo '<textarea name="', $field['id'], '" id="', $field['id'], '" cols="60" rows="10">', '' !== $meta ? $meta : $field['std'], '</textarea>','<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'textarea_small':
echo '<textarea name="', $field['id'], '" id="', $field['id'], '" cols="60" rows="4">', '' !== $meta ? $meta : $field['std'], '</textarea>','<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'textarea_code':
echo '<textarea name="', $field['id'], '" id="', $field['id'], '" cols="60" rows="10" class="cmb_textarea_code">', '' !== $meta ? $meta : $field['std'], '</textarea>','<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'select':
if( empty( $meta ) && !empty( $field['std'] ) ) $meta = $field['std'];
echo '<select name="', $field['id'], '" id="', $field['id'], '">';
foreach ($field['options'] as $option) {
echo '<option value="', $option['value'], '"', $meta == $option['value'] ? ' selected="selected"' : '', '>', $option['name'], '</option>';
}
echo '</select>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'radio_inline':
if( empty( $meta ) && !empty( $field['std'] ) ) $meta = $field['std'];
echo '<div class="cmb_radio_inline">';
$i = 1;
foreach ($field['options'] as $option) {
echo '<div class="cmb_radio_inline_option"><input type="radio" name="', $field['id'], '" id="', $field['id'], $i, '" value="', $option['value'], '"', $meta == $option['value'] ? ' checked="checked"' : '', ' /><label for="', $field['id'], $i, '">', $option['name'], '</label></div>';
$i++;
}
echo '</div>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'radio':
if( empty( $meta ) && !empty( $field['std'] ) ) $meta = $field['std'];
echo '<ul>';
$i = 1;
foreach ($field['options'] as $option) {
echo '<li><input type="radio" name="', $field['id'], '" id="', $field['id'], $i,'" value="', $option['value'], '"', $meta == $option['value'] ? ' checked="checked"' : '', ' /><label for="', $field['id'], $i, '">', $option['name'].'</label></li>';
$i++;
}
echo '</ul>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'checkbox':
echo '<input type="checkbox" name="', $field['id'], '" id="', $field['id'], '"', $meta ? ' checked="checked"' : '', ' />';
echo '<span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'multicheck':
echo '<ul>';
$i = 1;
foreach ( $field['options'] as $value => $name ) {
// Append `[]` to the name to get multiple values
// Use in_array() to check whether the current option should be checked
echo '<li><input type="checkbox" name="', $field['id'], '[]" id="', $field['id'], $i, '" value="', $value, '"', in_array( $value, $meta ) ? ' checked="checked"' : '', ' /><label for="', $field['id'], $i, '">', $name, '</label></li>';
$i++;
}
echo '</ul>';
echo '<span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'title':
echo '<h5 class="cmb_metabox_title">', $field['name'], '</h5>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'wysiwyg':
wp_editor( $meta ? $meta : $field['std'], $field['id'], isset( $field['options'] ) ? $field['options'] : array() );
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'taxonomy_select':
echo '<select name="', $field['id'], '" id="', $field['id'], '">';
$names= wp_get_object_terms( $post->ID, $field['taxonomy'] );
$terms = get_terms( $field['taxonomy'], 'hide_empty=0' );
foreach ( $terms as $term ) {
if (!is_wp_error( $names ) && !empty( $names ) && !strcmp( $term->slug, $names[0]->slug ) ) {
echo '<option value="' . $term->slug . '" selected>' . $term->name . '</option>';
} else {
echo '<option value="' . $term->slug . ' ' , $meta == $term->slug ? $meta : ' ' ,' ">' . $term->name . '</option>';
}
}
echo '</select>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'taxonomy_radio':
$names= wp_get_object_terms( $post->ID, $field['taxonomy'] );
$terms = get_terms( $field['taxonomy'], 'hide_empty=0' );
echo '<ul>';
foreach ( $terms as $term ) {
if ( !is_wp_error( $names ) && !empty( $names ) && !strcmp( $term->slug, $names[0]->slug ) ) {
echo '<li><input type="radio" name="', $field['id'], '" value="'. $term->slug . '" checked>' . $term->name . '</li>';
} else {
echo '<li><input type="radio" name="', $field['id'], '" value="' . $term->slug . ' ' , $meta == $term->slug ? $meta : ' ' ,' ">' . $term->name .'</li>';
}
}
echo '</ul>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
break;
case 'taxonomy_multicheck':
echo '<ul>';
$names = wp_get_object_terms( $post->ID, $field['taxonomy'] );
$terms = get_terms( $field['taxonomy'], 'hide_empty=0' );
foreach ($terms as $term) {
echo '<li><input type="checkbox" name="', $field['id'], '[]" id="', $field['id'], '" value="', $term->name , '"';
foreach ($names as $name) {
if ( $term->slug == $name->slug ){ echo ' checked="checked" ';};
}
echo' /><label>', $term->name , '</label></li>';
}
echo '</ul>';
echo '<span class="cmb_metabox_description">', $field['desc'], '</span>';
break;
case 'file_list':
echo '<input class="cmb_upload_file" type="text" size="36" name="', $field['id'], '" value="" />';
echo '<input class="cmb_upload_button button" type="button" value="Upload File" />';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
$args = array(
'post_type' => 'attachment',
'numberposts' => null,
'post_status' => null,
'post_parent' => $post->ID
);
$attachments = get_posts($args);
if ($attachments) {
echo '<ul class="attach_list">';
foreach ($attachments as $attachment) {
echo '<li>'.wp_get_attachment_link($attachment->ID, 'thumbnail', 0, 0, 'Download');
echo '<span>';
echo apply_filters('the_title', ' '.$attachment->post_title);
echo '</span></li>';
}
echo '</ul>';
}
break;
case 'file':
$input_type_url = "hidden";
if ( 'url' == $field['allow'] || ( is_array( $field['allow'] ) && in_array( 'url', $field['allow'] ) ) )
$input_type_url="text";
echo '<input class="cmb_upload_file" type="' . $input_type_url . '" size="45" id="', $field['id'], '" name="', $field['id'], '" value="', $meta, '" />';
echo '<input class="cmb_upload_button button" type="button" value="Upload File" />';
echo '<input class="cmb_upload_file_id" type="hidden" id="', $field['id'], '_id" name="', $field['id'], '_id" value="', get_post_meta( $post->ID, $field['id'] . "_id",true), '" />';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
echo '<div id="', $field['id'], '_status" class="cmb_upload_status">';
if ( $meta != '' ) {
$check_image = preg_match( '/(^.*\.jpg|jpeg|png|gif|ico*)/i', $meta );
if ( $check_image ) {
echo '<div class="img_status">';
echo '<img src="', $meta, '" alt="" />';
echo '<a href="#" class="cmb_remove_file_button" rel="', $field['id'], '">Remove Image</a>';
echo '</div>';
} else {
$parts = explode( '/', $meta );
for( $i = 0; $i < count( $parts ); ++$i ) {
$title = $parts[$i];
}
echo 'File: <strong>', $title, '</strong> (<a href="', $meta, '" target="_blank" rel="external">Download</a> / <a href="#" class="cmb_remove_file_button" rel="', $field['id'], '">Remove</a>)';
}
}
echo '</div>';
break;
default:
do_action('cmb_render_' . $field['type'] , $field, $meta);
}
echo '</td>','</tr>';
}
echo '</table>';
}
// Save data from metabox
function save( $post_id) {
// verify nonce
if ( ! isset( $_POST['wp_meta_box_nonce'] ) || !wp_verify_nonce( $_POST['wp_meta_box_nonce'], basename(__FILE__) ) ) {
return $post_id;
}
// check autosave
if ( defined('DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
return $post_id;
}
// check permissions
if ( 'page' == $_POST['post_type'] ) {
if ( !current_user_can( 'edit_page', $post_id ) ) {
return $post_id;
}
} elseif ( !current_user_can( 'edit_post', $post_id ) ) {
return $post_id;
}
foreach ( $this->_meta_box['fields'] as $field ) {
$name = $field['id'];
if ( ! isset( $field['multiple'] ) )
$field['multiple'] = ( 'multicheck' == $field['type'] ) ? true : false;
$old = get_post_meta( $post_id, $name, !$field['multiple'] /* If multicheck this can be multiple values */ );
$new = isset( $_POST[$field['id']] ) ? $_POST[$field['id']] : null;
if ( in_array( $field['type'], array( 'taxonomy_select', 'taxonomy_radio', 'taxonomy_multicheck' ) ) ) {
$new = wp_set_object_terms( $post_id, $new, $field['taxonomy'] );
}
if ( ($field['type'] == 'textarea') || ($field['type'] == 'textarea_small') ) {
$new = htmlspecialchars( $new );
}
if ( ($field['type'] == 'textarea_code') ) {
$new = htmlspecialchars_decode( $new );
}
if ( $field['type'] == 'text_date_timestamp' ) {
$new = strtotime( $new );
}
if ( $field['type'] == 'text_datetime_timestamp' ) {
$string = $new['date'] . ' ' . $new['time'];
$new = strtotime( $string );
}
$new = apply_filters('cmb_validate_' . $field['type'], $new, $post_id, $field);
// validate meta value
if ( isset( $field['validate_func']) ) {
$ok = call_user_func( array( 'cmb_Meta_Box_Validate', $field['validate_func']), $new );
if ( $ok === false ) { // pass away when meta value is invalid
continue;
}
} elseif ( $field['multiple'] ) {
delete_post_meta( $post_id, $name );
if ( !empty( $new ) ) {
foreach ( $new as $add_new ) {
add_post_meta( $post_id, $name, $add_new, false );
}
}
} elseif ( '' !== $new && $new != $old ) {
update_post_meta( $post_id, $name, $new );
} elseif ( '' == $new ) {
delete_post_meta( $post_id, $name );
}
if ( 'file' == $field['type'] ) {
$name = $field['id'] . "_id";
$old = get_post_meta( $post_id, $name, !$field['multiple'] /* If multicheck this can be multiple values */ );
if ( isset( $field['save_id'] ) && $field['save_id'] ) {
$new = isset( $_POST[$name] ) ? $_POST[$name] : null;
} else {
$new = "";
}
if ( $new && $new != $old ) {
update_post_meta( $post_id, $name, $new );
} elseif ( '' == $new && $old ) {
delete_post_meta( $post_id, $name, $old );
}
}
}
}
}
/**
* Adding scripts and styles
*/
function cmb_scripts( $hook ) {
if ( $hook == 'post.php' || $hook == 'post-new.php' || $hook == 'page-new.php' || $hook == 'page.php' ) {
wp_register_script( 'cmb-timepicker', CMB_META_BOX_URL . 'js/jquery.timePicker.min.js' );
wp_register_script( 'cmb-scripts', CMB_META_BOX_URL . 'js/cmb.js', array( 'jquery', 'jquery-ui-core', 'jquery-ui-datepicker', 'media-upload', 'thickbox', 'farbtastic' ) );
wp_enqueue_script( 'cmb-timepicker' );
wp_enqueue_script( 'cmb-scripts' );
wp_register_style( 'cmb-styles', CMB_META_BOX_URL . 'style.css', array( 'thickbox', 'farbtastic' ) );
wp_enqueue_style( 'cmb-styles' );
}
}
add_action( 'admin_enqueue_scripts', 'cmb_scripts', 10 );
function cmb_editor_footer_scripts() { ?>
<?php
if ( isset( $_GET['cmb_force_send'] ) && 'true' == $_GET['cmb_force_send'] ) {
$label = $_GET['cmb_send_label'];
if ( empty( $label ) ) $label="Select File";
?>
<script type="text/javascript">
jQuery(function($) {
$('td.savesend input').val('<?php echo $label; ?>');
});
</script>
<?php
}
}
add_action( 'admin_print_footer_scripts', 'cmb_editor_footer_scripts', 99 );
// Force 'Insert into Post' button from Media Library
add_filter( 'get_media_item_args', 'cmb_force_send' );
function cmb_force_send( $args ) {
// if the Gallery tab is opened from a custom meta box field, add Insert Into Post button
if ( isset( $_GET['cmb_force_send'] ) && 'true' == $_GET['cmb_force_send'] )
$args['send'] = true;
// if the From Computer tab is opened AT ALL, add Insert Into Post button after an image is uploaded
if ( isset( $_POST['attachment_id'] ) && '' != $_POST["attachment_id"] ) {
$args['send'] = true;
// TO DO: Are there any conditions in which we don't want the Insert Into Post
// button added? For example, if a post type supports thumbnails, does not support
// the editor, and does not have any cmb file inputs? If so, here's the first
// bits of code needed to check all that.
// $attachment_ancestors = get_post_ancestors( $_POST["attachment_id"] );
// $attachment_parent_post_type = get_post_type( $attachment_ancestors[0] );
// $post_type_object = get_post_type_object( $attachment_parent_post_type );
}
// change the label of the button on the From Computer tab
if ( isset( $_POST['attachment_id'] ) && '' != $_POST["attachment_id"] ) {
echo '
<script type="text/javascript">
function cmbGetParameterByNameInline(name) {
name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]");
var regexS = "[\\?&]" + name + "=([^&#]*)";
var regex = new RegExp(regexS);
var results = regex.exec(window.location.href);
if(results == null)
return "";
else
return decodeURIComponent(results[1].replace(/\+/g, " "));
}
jQuery(function($) {
if (cmbGetParameterByNameInline("cmb_force_send")=="true") {
var cmb_send_label = cmbGetParameterByNameInline("cmb_send_label");
$("td.savesend input").val(cmb_send_label);
}
});
</script>
';
}
return $args;
}
// End. That's it, folks! //