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<?php
/**
* @file
* A light-weight, customizable lightbox plugin for jQuery 1.3
*/
/**
* The default path to the Colorbox directory.
*/
define('COLORBOX_MIN_PLUGIN_VERSION', '1.3.21.1');
/**
* Implements hook_theme().
*/
function colorbox_theme() {
return array(
'colorbox_imagefield' => array(
'variables' => array(
'image' => array(),
'path' => NULL,
'title' => NULL,
'gid' => NULL,
),
'file' => 'colorbox.theme.inc',
),
'colorbox_insert_image' => array(
'variables' => array(
'item' => NULL,
'widget' => NULL,
),
'template' => 'colorbox-insert-image',
'pattern' => 'colorbox_insert_image__[a-z0-9_]+',
'file' => 'colorbox.theme.inc',
),
'colorbox_image_formatter' => array(
'variables' => array(
'item' => NULL,
'entity_type' => NULL,
'entity' => NULL,
'node' => NULL, // Left for legacy support.
'field' => array(),
'display_settings' => array(),
),
'file' => 'colorbox.theme.inc',
),
);
}
/**
* Implements hook_init().
*/
function colorbox_init() {
// Do not load colorbox during the Drupal installation process, e.g. if part
// of installation profiles.
if (!drupal_installation_attempted()) {
_colorbox_doheader();
}
}
/**
* Implements hook_views_api().
*/
function colorbox_views_api() {
return array(
'api' => 2,
'path' => drupal_get_path('module', 'colorbox') . '/views',
);
}
/**
* Implements hook_libraries_info().
*/
function colorbox_libraries_info() {
$libraries['colorbox'] = array(
'name' => 'Colorbox plugin',
'vendor url' => 'http://www.jacklmoore.com/colorbox',
'download url' => 'https://github.com/jackmoore/colorbox/archive/1.x.zip',
'version arguments' => array(
'file' => 'jquery.colorbox-min.js',
'pattern' => '@(?i:Colorbox) v([0-9\.a-z]+)@',
'lines' => 5,
),
'files' => array(
'js' => array(
'jquery.colorbox-min.js',
),
),
'variants' => array(
'minified' => array(
'files' => array(
'js' => array(
'jquery.colorbox-min.js',
),
),
),
'source' => array(
'files' => array(
'js' => array(
'jquery.colorbox.js',
),
),
),
),
);
return $libraries;
}
/**
* Implements hook_menu().
*/
function colorbox_menu() {
$items = array();
$items['admin/config/media/colorbox'] = array(
'title' => 'Colorbox',
'description' => 'Adjust Colorbox settings.',
'file' => 'colorbox.admin.inc',
'page callback' => 'drupal_get_form',
'page arguments' => array('colorbox_admin_settings'),
'access arguments' => array('administer site configuration'),
);
return $items;
}
/**
* Check if Colorbox should be active for the current URL.
*
* @return
* TRUE if Colorbox should be active for the current page.
*/
function _colorbox_active() {
// Make it possible deactivate Colorbox with
// parameter ?colorbox=no in the url.
if (isset($_GET['colorbox']) && $_GET['colorbox'] == 'no') {
return FALSE;
}
// Code from the block_list funtion in block.module.
$path = drupal_get_path_alias($_GET['q']);
$colorbox_pages = variable_get('colorbox_pages', "admin*\nimagebrowser*\nimg_assist*\nimce*\nnode/add/*\nnode/*/edit\nprint/*\nprintpdf/*\nsystem/ajax\nsystem/ajax/*");
// Compare with the internal and path alias (if any).
$page_match = drupal_match_path($path, $colorbox_pages);
if ($path != $_GET['q']) {
$page_match = $page_match || drupal_match_path($_GET['q'], $colorbox_pages);
}
$page_match = variable_get('colorbox_visibility', 0) == 0 ? !$page_match : $page_match;
return $page_match;
}
/**
* Loads the various js and css files.
*/
function _colorbox_doheader() {
static $already_added = FALSE;
if ($already_added) {
return; // Don't add the JavaScript and CSS multiple times.
}
if (!_colorbox_active()) {
return; // Don't add the JavaScript and CSS on specified paths.
}
// Insert options and translated strings as javascript settings.
if (variable_get('colorbox_custom_settings_activate', 0)) {
$js_settings = array(
'transition' => variable_get('colorbox_transition_type', 'elastic'),
'speed' => variable_get('colorbox_transition_speed', 350),
'opacity' => variable_get('colorbox_opacity', '0.85'),
'slideshow' => variable_get('colorbox_slideshow', 0) ? TRUE : FALSE,
'slideshowAuto' => variable_get('colorbox_slideshowauto', 1) ? TRUE : FALSE,
'slideshowSpeed' => variable_get('colorbox_slideshowspeed', 2500),
'slideshowStart' => variable_get('colorbox_text_start', 'start slideshow'),
'slideshowStop' => variable_get('colorbox_text_stop', 'stop slideshow'),
'current' => variable_get('colorbox_text_current', '{current} of {total}'),
'previous' => variable_get('colorbox_text_previous', '« Prev'),
'next' => variable_get('colorbox_text_next', 'Next »'),
'close' => variable_get('colorbox_text_close', 'Close'),
'overlayClose' => variable_get('colorbox_overlayclose', 1) ? TRUE : FALSE,
'maxWidth' => variable_get('colorbox_maxwidth', '98%'),
'maxHeight' => variable_get('colorbox_maxheight', '98%'),
'initialWidth' => variable_get('colorbox_initialwidth', '300'),
'initialHeight' => variable_get('colorbox_initialheight', '250'),
'fixed' => variable_get('colorbox_fixed', 1) ? TRUE : FALSE,
'scrolling' => variable_get('colorbox_scrolling', 1) ? TRUE : FALSE,
'mobiledetect' => variable_get('colorbox_mobile_detect', 1) ? TRUE : FALSE,
'mobiledevicewidth' => variable_get('colorbox_mobile_device_width', '480px'),
);
}
else {
$js_settings = array(
'opacity' => '0.85',
'current' => t('{current} of {total}'),
'previous' => t('« Prev'),
'next' => t('Next »'),
'close' => t('Close'),
'maxWidth' => '98%',
'maxHeight' => '98%',
'fixed' => TRUE,
'mobiledetect' => variable_get('colorbox_mobile_detect', 1) ? TRUE : FALSE,
'mobiledevicewidth' => variable_get('colorbox_mobile_device_width', '480px'),
);
}
$path = drupal_get_path('module', 'colorbox');
$style = variable_get('colorbox_style', 'default');
// Give other modules the possibility to override Colorbox settings and style.
$data = &$js_settings;
drupal_alter('colorbox_settings', $data, $style);
drupal_add_js(array('colorbox' => $js_settings), array('type' => 'setting', 'scope' => JS_DEFAULT));
// Add and initialise the Colorbox plugin.
$variant = variable_get('colorbox_compression_type', 'minified');
libraries_load('colorbox', $variant);
drupal_add_js($path . '/js/colorbox.js');
// Add JS and CSS based on selected style.
switch ($style) {
case 'none':
break;
case 'default':
case 'plain':
case 'stockholmsyndrome':
drupal_add_css($path . '/styles/' . $style . '/colorbox_style.css');
drupal_add_js($path . '/styles/' . $style . '/colorbox_style.js');
break;
default:
drupal_add_css($style . '/colorbox.css');
}
if (variable_get('colorbox_load', 0)) {
drupal_add_js($path . '/js/colorbox_load.js');
}
if (variable_get('colorbox_inline', 0)) {
drupal_add_js($path . '/js/colorbox_inline.js');
}
$already_added = TRUE;
}
/**
* Implements hook_field_formatter_info().
*/
function colorbox_field_formatter_info() {
return array(
'colorbox' => array(
'label' => t('Colorbox'),
'field types' => array('image'),
'settings' => array(
'colorbox_node_style' => '',
'colorbox_image_style' => '',
'colorbox_gallery' => 'post',
'colorbox_gallery_custom' => '',
'colorbox_caption' => 'auto',
'colorbox_caption_custom' => '',
'colorbox_multivalue_index' => NULL,
),
),
);
}
/**
* Implements hook_field_formatter_settings_form().
*/
function colorbox_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
$display = $instance['display'][$view_mode];
$settings = $display['settings'];
$image_styles = image_style_options(FALSE);
$image_styles_hide = $image_styles;
$image_styles_hide['hide'] = t('Hide (do not display image)');
$element['colorbox_node_style'] = array(
'#title' => t('Content image style'),
'#type' => 'select',
'#default_value' => $settings['colorbox_node_style'],
'#empty_option' => t('None (original image)'),
'#options' => $image_styles_hide,
'#description' => t('Image style to use in the content.'),
);
$element['colorbox_image_style'] = array(
'#title' => t('Colorbox image style'),
'#type' => 'select',
'#default_value' => $settings['colorbox_image_style'],
'#empty_option' => t('None (original image)'),
'#options' => $image_styles,
'#description' => t('Image style to use in the Colorbox.'),
);
$gallery = array(
'post' => t('Per post gallery'),
'page' => t('Per page gallery'),
'field_post' => t('Per field in post gallery'),
'field_page' => t('Per field in page gallery'),
'custom' => t('Custom'),
'none' => t('No gallery'),
);
$element['colorbox_gallery'] = array(
'#title' => t('Gallery (image grouping)'),
'#type' => 'select',
'#default_value' => $settings['colorbox_gallery'],
'#options' => $gallery,
'#description' => t('How Colorbox should group the image galleries.'),
);
$element['colorbox_gallery_custom'] = array(
'#title' => t('Custom gallery'),
'#type' => 'textfield',
'#maxlength' => 32,
'#default_value' => $settings['colorbox_gallery_custom'],
'#description' => t('All images on a page with the same gallery value (rel attribute) will be grouped together. It must only contain lowercase letters, numbers, hyphen and underscores.'),
'#element_validate' => array('colorbox_gallery_custom_validate'),
'#required' => FALSE,
'#states' => array(
'visible' => array(
':input[name$="[settings_edit_form][settings][colorbox_gallery]"]' => array('value' => 'custom'),
),
),
);
$caption = array(
'auto' => t('Automatic'),
'title' => t('Title text'),
'alt' => t('Alt text'),
'node_title' => t('Content title'),
'custom' => t('Custom (with tokens)'),
'none' => t('None'),
);
$element['colorbox_caption'] = array(
'#title' => t('Caption'),
'#type' => 'select',
'#default_value' => $settings['colorbox_caption'],
'#options' => $caption,
'#description' => t('Automatic will use the first none empty value of the title, the alt text and the content title.'),
);
$element['colorbox_caption_custom'] = array(
'#title' => t('Custom caption'),
'#type' => 'textfield',
'#default_value' => $settings['colorbox_caption_custom'],
'#states' => array(
'visible' => array(
':input[name$="[settings_edit_form][settings][colorbox_caption]"]' => array('value' => 'custom'),
),
),
);
// Allow users to hide or set a custom recursion limit.
// The module token_tweaks sets a global recursion limit that can not be bypassed.
if (module_exists('token') && $recursion_limit = min(variable_get('token_tree_recursion_limit', 3), variable_get('colorbox_token_recursion_limit', 3))) {
$element['colorbox_token'] = array(
'#type' => 'fieldset',
'#title' => t('Replacement patterns'),
'#theme' => 'token_tree',
'#token_types' => array($instance['entity_type'], 'file'),
'#recursion_limit' => $recursion_limit,
'#dialog' => TRUE,
'#states' => array(
'visible' => array(
':input[name$="[settings_edit_form][settings][colorbox_caption]"]' => array('value' => 'custom'),
),
),
);
}
else {
$element['colorbox_token'] = array(
'#type' => 'fieldset',
'#title' => t('Replacement patterns'),
'#description' => '<strong class="error">' . t('For token support the <a href="@token_url">token module</a> must be installed.', array('@token_url' => 'http://drupal.org/project/token')) . '</strong>',
'#states' => array(
'visible' => array(
':input[name$="[settings_edit_form][settings][colorbox_caption]"]' => array('value' => 'custom'),
),
),
);
}
return $element;
}
/**
* Validate function for colorbox_gallery_custom.
*/
function colorbox_gallery_custom_validate($element, &$form_state) {
if ($element['#value'] != drupal_html_class($element['#value'])) {
form_error($element, t('%name must only contain lowercase letters, numbers, hyphen and underscores.', array('%name' => $element['#title'])));
}
}
/**
* Implements hook_field_formatter_settings_summary().
*/
function colorbox_field_formatter_settings_summary($field, $instance, $view_mode) {
$display = $instance['display'][$view_mode];
$settings = $display['settings'];
$summary = array();
$image_styles = image_style_options(FALSE);
// Unset possible 'No defined styles' option.
unset($image_styles['']);
// Styles could be lost because of enabled/disabled modules that defines
// their styles in code.
if (isset($image_styles[$settings['colorbox_node_style']])) {
$summary[] = t('Content image style: @style', array('@style' => $image_styles[$settings['colorbox_node_style']]));
}
elseif ($settings['colorbox_node_style'] == 'hide') {
$summary[] = t('Content image style: Hide');
}
else {
$summary[] = t('Content image style: Original image');
}
if (isset($image_styles[$settings['colorbox_image_style']])) {
$summary[] = t('Colorbox image style: @style', array('@style' => $image_styles[$settings['colorbox_image_style']]));
}
else {
$summary[] = t('Colorbox image style: Original image');
}
$gallery = array(
'post' => t('Per post gallery'),
'page' => t('Per page gallery'),
'field_post' => t('Per field in post gallery'),
'field_page' => t('Per field in page gallery'),
'custom' => t('Custom'),
'none' => t('No gallery'),
);
if (isset($settings['colorbox_gallery'])) {
$summary[] = t('Colorbox gallery type: @type', array('@type' => $gallery[$settings['colorbox_gallery']])) . ($settings['colorbox_gallery'] == 'custom' ? ' (' . $settings['colorbox_gallery_custom'] . ')' : '');
}
$caption = array(
'auto' => t('Automatic'),
'title' => t('Title text'),
'alt' => t('Alt text'),
'node_title' => t('Content title'),
'custom' => t('Custom (with tokens)'),
'none' => t('None'),
);
if (isset($settings['colorbox_caption'])) {
$summary[] = t('Colorbox caption: @type', array('@type' => $caption[$settings['colorbox_caption']]));
}
return implode('<br />', $summary);
}
/**
* Implements hook_field_formatter_view().
*/
function colorbox_field_formatter_view($entity_type, $entity, $field, $instance, $langcode, $items, $display) {
$element = array();
$index = $display['settings']['colorbox_multivalue_index'];
foreach ($items as $delta => $item) {
if ($index === NULL || $index === $delta) {
$element[$delta] = array(
'#theme' => 'colorbox_image_formatter',
'#item' => $item,
'#entity_type' => $entity_type,
'#entity' => $entity,
'#node' => $entity, // Left for legacy support.
'#field' => $field,
'#display_settings' => $display['settings'],
);
}
}
return $element;
}
/**
* Implements hook_insert_styles().
*/
function colorbox_insert_styles() {
$insert_styles = array();
foreach (image_styles() as $key => $style) {
$insert_styles['colorbox__' . $key] = array('label' => t('Colorbox @style', array('@style' => $style['name'])));
}
return $insert_styles;
}
/**
* Implements hook_insert_content().
*/
function colorbox_insert_content($item, $style, $widget) {
list($item['module_name'], $item['style_name']) = explode('__', $style['name'], 2);
return theme(array('colorbox_insert_image__' . str_replace('-', '_', $item['style_name']), 'colorbox_insert_image'), array('item' => $item, 'widget' => $widget));
}
/**
* Machine names normally need to be unique but that does not apply to galleries.
*
* @return
* Always FALSE
*/
function colorbox_gallery_exists() {
return FALSE;
}