'asset_panels_content_gallery',
'admin' => 'asset_panels_admin_gallery',
);
return $items;
}
/**
* Output function for the 'node' content type. Outputs a node
* based on the module and delta supplied in the configuration.
*/
function asset_panels_content_gallery($conf, $more_link = "") {
$node = node_load($conf['nid']);
if(function_exists('i18n_get_lang')) {
$lang = i18n_get_lang();
if($node->language != $lang && isset($node->translation[$lang]->nid)) {
$node = node_load($node->translation[$lang]->nid);
}
}
if (!node_access('view', $node)) {
return;
}
$is_audio = array('mp3', 'wma', 'wav', 'ogg', 'm4a', 'aac');
$count = 0;
$assets = array();
// 1. Build an array of all non-audio assets
foreach($node as $fieldname => $value) {
if(substr($fieldname, 0, 6)=="field_") {
// For each cck field, check if it's an asset field
$fields = content_fields($fieldname, $node->type);
if($fields['type'] == "asset") {
foreach($node->$fieldname as $asset) {
// Add the html code for the preview
if(!empty($asset['aid'])) {
$a = asset_load(array('aid' => $asset['aid']));
if(!in_array($a->extension, $is_audio)) {
$assets[] = array(
'aid' => $asset['aid'],
'caption' => $asset['caption'],
'copyright' => $asset['copyright'],
);
}
}
}
}
}
}
// 2. Make some calculations (how many pages we have for instance)
$amount_of_assets = count($assets);
if($conf['asset_amount'] < $amount_of_assets) $amount_of_assets = $conf['asset_amount'];
$amount_of_assets_per_page = $conf['asset_amount_per_page'];
if($amount_of_assets > $amount_of_assets_per_page) {
// There are more assets than we are allow to show on one page
$amount_of_pages = round($amount_of_assets / $amount_of_assets_per_page);
} else {
// There are less assets than we are allow to show on one page, so we display them all
$amount_of_pages = 0;
}
// 3. Display $conf['asset_amount'] of assets, depending on which page you're at
$page_this = $_GET['page'] ? $_GET['page'] : 1;
$page_prev = $page_this - 1;
$page_next = $page_this + 1;
$range_from = 0;
if(!$amount_of_pages) {
$range_from = 0;
$range_to = $amount_of_assets - 1;
} else {
$range_from = $page_prev * $amount_of_assets_per_page;
$range_to = $range_from + $amount_of_assets_per_page - 1;
}
$output = "
";
foreach (range($range_from, $range_to) as $range) {
if($assets[$range]) {
$output.= "
";
$asset = array($assets[$range]);
$output.= asset_lightbox($asset);
$output.= "
";
}
}
if($more_link) $output.= "
" . l(t("More"), $more_link) . "
";
$output .= '
';
// 4. Generate the pager
if($amount_of_pages) {
$output .= '';
}
// 5. Display it all
return $output;
}
/**
* Callback to perform administrative functions on the content block
*/
function asset_panels_admin_gallery($op, &$arg, $arg2 = NULL) {
switch ($op) {
case 'list':
$conf = $arg;
$node = node_load($conf['nid']);
return 'Node: ' . check_plain($node->title);
case 'add button':
$form['nid'] = array(
'#title' => t('Enter the title or NID of a post to gallerize its assets'),
'#type' => 'textfield',
'#maxlength' => 512,
'#autocomplete_path' => 'panels/node/autocomplete',
'#weight' => -10,
);
$form['submit'] = array(
'#type' => 'button',
'#value' => t('Add asset gallery'),
);
$form['#prefix'] = '';
$form['#suffix'] = '
';
return $form;
case 'add':
if ($_POST['op'] != t('Add asset gallery')) {
return;
}
$form = &$arg;
if (is_numeric($form['nid'])) {
$conf = array();
$conf['nid'] = $form['nid'];
} else {
$conf = db_fetch_array(db_query(db_rewrite_sql("SELECT n.nid FROM {node} n WHERE LOWER(title) = LOWER('%s')"), $form['nid']));
if (!$conf['nid']) {
drupal_set_message(t('Unable to find "%s"', array('%s' => check_plain($form['nid']))));
return;
}
}
// default to just teaser
$conf['teaser'] = TRUE;
return $conf;
case 'edit':
$conf = &$arg;
$node = node_load($conf['nid']);
$form['nid'] = array(
'#type' => 'hidden',
'#default_value' => $conf['nid'],
);
$form['asset_amount'] = array(
'#type' => 'textfield',
'#size' => 4,
'#default_value' => $conf['asset_amount'] ? $conf['asset_amount'] : "2",
'#title' => t('Amount of assets'),
'#description' => t('How many assets should be displayed?'),
'#required' => TRUE,
);
$form['asset_amount_per_page'] = array(
'#type' => 'textfield',
'#size' => 4,
'#default_value' => $conf['asset_amount_per_page'] ? $conf['asset_amount_per_page'] : "4",
'#title' => t('Amount of assets per page'),
'#description' => t('How many assets should be displayed per page?'),
'#required' => TRUE,
);
$form['create_block'] = array(
'#type' => 'checkbox',
'#default_value' => $conf['create_block'],
'#title' => t('Create a block from this gallery?'),
);
$form['view_node'] = array(
'#value' => t('View the original asset node', array('@asset-gallery' => url("node/" . $node->nid))),
);
return $form;
case 'validate':
$form = &$arg;
if(!is_numeric($form['asset_amount'])) {
form_set_error('asset_amount', t('Amount should be a number.'));
}
elseif($form['asset_amount'] <= 0) {
form_set_error('asset_amount', t('Amount should be at least 1.'));
}
return;
case 'save':
// For this one, the form values go directly into the config.
$form = &$arg;
return $form;
}
}