'['. (empty($id) ? $i : $id) .']'))
: t('Gallery Navigation');
$blocks['block-'. $i]['cache'] = variable_get('gallery_block_'. $i .'_cache', BLOCK_NO_CACHE);
}
return $blocks;
case 'view':
if (user_access('access gallery') && _gallery_init(TRUE) && $_GET['q'] != 'admin/settings/gallery/install') {
if ($delta) {
$block = _gallery_block_block($delta);
}
else if ((arg(0) == variable_get('gallery_base', 'gallery')) && !empty($GLOBALS['gallery_sidebar'])) {
$block['subject'] = t('Gallery Navigation');
$block['content'] = '';
}
GalleryEmbed::done();
return isset($block) ? $block : FALSE;
}
break;
case 'configure':
require_once(drupal_get_path('module', 'gallery') .'/gallery_block_admin.inc');
return $delta ? _gallery_block_admin_block($delta) : _gallery_block_admin_navigation();
case 'save':
require_once(drupal_get_path('module', 'gallery') .'/gallery_block_admin.inc');
_gallery_block_admin_save($edit);
break;
}
}
/**
* Function _gallery_block_map().
*/
function _gallery_block_map($refresh = FALSE) {
// Get block map from cache (or rebuild map)
$cache = cache_get('gallery:blockmap', 'cache');
if (!$cache || $refresh) {
// Rebuild block map
$block_map = array();
$g2_blocks = gallery_list_blocks();
foreach ($g2_blocks as $plugin => $blocks) {
foreach (array_keys($blocks) as $block) {
switch ($block) {
// Blocks with no required parameter
case 'AlbumSelect':
case 'AlbumTree':
case 'ShowCart':
case 'LanguageSelector':
case 'MembersSummary':
case 'QuotasSummary':
case 'RssBlock':
$params = array();
break;
// Parameter defaults to 'item'
// (required by 'ViewComments', 'AddComment', 'ItemInfo', 'ItemLinks',
// 'PeerList', 'CustomFields', 'ExifInfo', 'KeywordLinks', 'Rating', ...)
default:
$params = array('item');
}
//
$block_map[strtolower($block)] = array(
'plugin' => $plugin,
'block' => $block,
'params' => $params
);
}
}
cache_set('gallery:blockmap', $block_map, 'cache', CACHE_PERMANENT);
}
else {
$block_map = $cache->data;
}
return $block_map;
}
/**
* Function _gallery_block_options().
*/
function _gallery_block_options(&$type_map, &$param_map) {
$g2_blocks = gallery_list_blocks();
$type_map = $g2_blocks['imageblock']['ImageBlock']['vars']['blocks']['choices'];
$param_map = array(
'heading' => t('Heading'),
'title' => t('Title'),
'date' => t('Date'),
'views' => t('View Count'),
'owner' => t('Item owner')
);
}
/**
* Function _gallery_block_block().
*/
function _gallery_block_block($delta) {
$block_map = _gallery_block_map();
$block_type = variable_get('gallery_block_'. $delta .'_type', 'imageblock');
$plugin = $block_map[$block_type]['plugin'];
$plugin_block = $block_map[$block_type]['block'];
$params = $block_map[$block_type]['params'];
// ImageBlock needs special handling
if ($plugin_block == 'ImageBlock') {
return _gallery_block_image_block($delta, $plugin, $plugin_block);
}
// Check for required parameters
if (!gallery_context($params)) {
return FALSE;
}
// Add custom parameters
$g2_blocks = gallery_list_blocks();
if (isset($g2_blocks[$plugin][$plugin_block]['vars'])) {
foreach ($g2_blocks[$plugin][$plugin_block]['vars'] as $parameter => $options) {
$block = strtolower($plugin_block .'_'. $parameter);
$element = 'gallery_block_'. $delta .'_'. $block;
$params[$parameter] = variable_get($element, $options['default']);
}
}
return _gallery_block_get_block($plugin, $plugin_block, $params);
}
/**
* Function _gallery_block_image_block().
*/
function _gallery_block_image_block($delta, $plugin, $plugin_block) {
$element = 'gallery_block_'. $delta .'_'. strtolower($plugin_block);
$num_cols = variable_get($element .'_num_cols', 2);
$num_rows = variable_get($element .'_num_rows', 2);
$num_images = $num_cols * $num_rows;
$param_blocks_array = array_filter(variable_get($element .'_block_block', array('randomImage')));
// Ensure $param_blocks_array contains $num_images elements (auto-append if necessary)
$count = count($param_blocks_array);
if (($num = $num_images - $count) > 0) {
$param_blocks_array += array_fill($count, $num, end($param_blocks_array));
}
$params['blocks'] = implode('|', $param_blocks_array);
$params['itemId'] = variable_get($element .'_item_id', '');
$param_show_array = variable_get($element .'_block_show', array());
$params['show'] = empty($param_show_array) ? 'none' : implode('|', $param_show_array);
if (variable_get($element .'_size_method', GALLERY_IMAGEBLOCK_SIZE_METHOD_DEFAULT) == 'maxsize') {
$params['maxSize'] = variable_get($element .'_size', GALLERY_IMAGEBLOCK_SIZE_DEFAULT);
}
else {
$params['exactSize'] = variable_get($element .'_size', GALLERY_IMAGEBLOCK_SIZE_DEFAULT);
}
$params['albumFrame'] = variable_get($element .'_album_frame', 'none');
$params['itemFrame'] = variable_get($element .'_item_frame', 'none');
$params['linkTarget'] = variable_get($element .'_link_target', '');
$params['link'] = variable_get($element .'_link', '');
$extra = ($num_cols > 1) ? array('num_cols' => $num_cols) : array();
return _gallery_block_get_block($plugin, $plugin_block, $params, $extra);
}
/**
* Function _gallery_block_get_block().
*/
function _gallery_block_get_block($plugin, $plugin_block, $params, $extra = array()) {
// Handle useralbum feature (for ImageBlocks)
if ($plugin_block == 'ImageBlock') {
if (preg_match('/user(:([\d]+))?/i', $params['itemId'], $param_uid)) {
require_once(drupal_get_path('module', 'gallery') .'/gallery_user.inc');
$params['itemId'] = gallery_user_useralbum(isset($param_uid[2]) ? $param_uid[2] : NULL, FALSE);
}
if (empty($params['itemId']) || $params['itemId'] === FALSE) {
unset($params['itemId']);
}
}
gallery_debug($params, t('Block parameters'));
// Get the block from G2
list($ret, $content, $head) = GalleryEmbed::getBlock($plugin, $plugin_block, $params);
if ($ret) {
gallery_error(t('Error trying to get block.'), $ret);
return array();
}
$content = trim($content);
// Allow other modules to alter the block output
drupal_alter('gallery_block', $content, array('params' => $params, 'extra' => $extra));
// Format the block content
$block = array();
if (!empty($content)) {
$block['subject'] = t('Gallery');
$block['content'] = $content;
//
if ($plugin_block == 'ImageBlock') {
if (isset($extra['num_cols'])) {
$class = isset($extra['class']) ? $extra['class'] : 'gallery-grid-block';
$block['content'] = theme('gallery_block_grid_block', $content, $extra['num_cols'], $class);
}
else {
$class = isset($extra['class']) ? $extra['class'] : 'g2image_centered';
$block['content'] = theme('gallery_block_image_block', $content, $class);
}
}
// Add css/js to the page
if ($head) {
gallery_set_head($head);
}
}
return $block;
}
/**
* Function _gallery_block_split_imageblock().
* (split an image block result into individual images)
*/
function _gallery_block_split_imageblock($html) {
// From http://uk.php.net/manual/en/function.preg-split.php
// Split the html from image block into <...> parts
$pattern = '/(<(?:[^<>]+(?:"[^"]*"|\'[^\']*\')?)+>)/';
$html_array = preg_split($pattern, trim($html), -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
$images = array();
$image_html = '';
$ndx = $open_divs = 0;
$found_image_block_class = FALSE;
$imageblock_class = '')) {
// Found the opening
for the image
$open_divs = 0;
}
elseif (!strncmp($value, '
but not the main image one (eg a frame)
$open_divs++;
}
elseif (!strcmp($value, '')) {
// Found a
from imageblock that must be removed.
if ($found_image_block_class) {
unset($images[count($images)-1]);
}
return $images;
}
/**
* Template function : template_preprocess_gallery_block_image_block().
*/
function template_preprocess_gallery_block_image_block(&$variables) {
$variables['class'] = check_plain($variables['class']);
$variables['content'] = filter_xss_admin($variables['content']);
}
/**
* Template function : template_preprocess_gallery_block_grid_block().
*/
function template_preprocess_gallery_block_grid_block(&$variables) {
$images = _gallery_block_split_imageblock($variables['content']);
// Filter the images (and split columns)
array_walk($images, 'filter_xss_admin');
$images = array_chunk($images, $variables['num_cols']);
// Leave the whole content in in case themes want to do more formatting
$variables['content'] = filter_xss_admin($variables['content']);
$variables['images'] = array();
$row = 0;
foreach ($images as $image_row) {
$variables['images'][] = array(
'data' => $image_row,
'zebra' => ($row % 2 == 0) ? 'odd' : 'even'
);
$row++;
}
$variables['class'] = check_plain($variables['class']);
$variables['num_cols'] = check_plain($variables['num_cols']);
}