class views_plugin_row_file_rss in File Entity (fieldable files) 7.2
Same name and namespace in other branches
- 8.2 views/views_plugin_row_file_rss.inc \views_plugin_row_file_rss
- 7.3 views/views_plugin_row_file_rss.inc \views_plugin_row_file_rss
Plugin which performs a file_view on the resulting object and formats it as an RSS item.
Hierarchy
- class \views_object
- class \views_plugin
- class \views_plugin_row
- class \views_plugin_row_file_rss
- class \views_plugin_row
- class \views_plugin
Expanded class hierarchy of views_plugin_row_file_rss
1 string reference to 'views_plugin_row_file_rss'
- file_entity_views_plugins in ./
file_entity.views.inc - Implements hook_views_plugins().
File
- views/
views_plugin_row_file_rss.inc, line 12 - Contains the file RSS row style plugin.
View source
class views_plugin_row_file_rss extends views_plugin_row {
// Basic properties that let the row style follow relationships.
var $base_table = 'file_managed';
var $base_field = 'fid';
// Stores the files loaded with pre_render.
var $files = array();
function option_definition() {
$options = parent::option_definition();
$options['item_length'] = array(
'default' => 'default',
);
$options['links'] = array(
'default' => FALSE,
'bool' => TRUE,
);
return $options;
}
/**
* Override init function to convert fulltext view-mode to full.
*/
function init(&$view, &$display, $options = NULL) {
parent::init($view, $display, $options);
if ($this->options['item_length'] == 'fulltext') {
$this->options['item_length'] = 'full';
}
}
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
$form['item_length'] = array(
'#type' => 'select',
'#title' => t('Display type'),
'#options' => $this
->options_form_summary_options(),
'#default_value' => $this->options['item_length'],
);
$form['links'] = array(
'#type' => 'checkbox',
'#title' => t('Display links'),
'#default_value' => $this->options['links'],
);
}
/**
* Return the main options, which are shown in the summary title.
*/
function options_form_summary_options() {
$entity_info = entity_get_info('file');
$options = array();
if (!empty($entity_info['view modes'])) {
foreach ($entity_info['view modes'] as $mode => $settings) {
$options[$mode] = $settings['label'];
}
}
$options['title'] = t('Title only');
$options['default'] = t('Use site default RSS settings');
return $options;
}
function summary_title() {
$options = $this
->options_form_summary_options();
return check_plain($options[$this->options['item_length']]);
}
function pre_render($values) {
$fids = array();
foreach ($values as $row) {
$fids[] = $row->{$this->field_alias};
}
if (!empty($fids)) {
$this->files = file_load_multiple($fids);
}
}
function render($row) {
// For the most part, this code is taken from node_feed() in node.module
global $base_url;
$fid = $row->{$this->field_alias};
if (!is_numeric($fid)) {
return;
}
$display_mode = $this->options['item_length'];
if ($display_mode == 'default') {
$display_mode = variable_get('feed_item_length', 'teaser');
}
// Load the specified file:
$file = $this->files[$fid];
if (empty($file)) {
return;
}
$item_text = '';
$uri = entity_uri('file', $file);
$user = user_load($file->uid);
$file->link = url($uri['path'], $uri['options'] + array(
'absolute' => TRUE,
));
$file->rss_namespaces = array();
$file->rss_elements = array(
array(
'key' => 'pubDate',
'value' => gmdate('r', $file->timestamp),
),
array(
'key' => 'dc:creator',
'value' => $user->name,
),
array(
'key' => 'guid',
'value' => $file->fid . ' at ' . $base_url,
'attributes' => array(
'isPermaLink' => 'false',
),
),
);
// The file gets built and modules add to or modify $file->rss_elements
// and $file->rss_namespaces.
$build_mode = $display_mode;
$build = file_view($file, $build_mode);
unset($build['#theme']);
if (!empty($file->rss_namespaces)) {
$this->view->style_plugin->namespaces = array_merge($this->view->style_plugin->namespaces, $file->rss_namespaces);
}
elseif (function_exists('rdf_get_namespaces')) {
// Merge RDF namespaces in the XML namespaces in case they are used
// further in the RSS content.
$xml_rdf_namespaces = array();
foreach (rdf_get_namespaces() as $prefix => $uri) {
$xml_rdf_namespaces['xmlns:' . $prefix] = $uri;
}
$this->view->style_plugin->namespaces += $xml_rdf_namespaces;
}
// Hide the links if desired.
if (!$this->options['links']) {
hide($build['links']);
}
if ($display_mode != 'title') {
// We render file contents and force links to be last.
$build['links']['#weight'] = 1000;
$item_text .= drupal_render($build);
}
$item = new stdClass();
$item->description = $item_text;
$item->title = $file->filename;
$item->link = $file->link;
$item->elements = $file->rss_elements;
$item->fid = $file->fid;
return theme($this
->theme_functions(), array(
'view' => $this->view,
'options' => $this->options,
'row' => $item,
));
}
}
Members
Name![]() |
Modifiers | Type | Description | Overrides |
---|---|---|---|---|
views_object:: |
public | property | Handler's definition. | |
views_object:: |
public | property | Except for displays, options for the object will be held here. | 1 |
views_object:: |
function | Collect this handler's option definition and alter them, ready for use. | ||
views_object:: |
public | function | Views handlers use a special construct function. | 4 |
views_object:: |
public | function | Destructor. | 2 |
views_object:: |
public | function | 1 | |
views_object:: |
public | function | ||
views_object:: |
public | function | Always exports the option, regardless of the default value. | |
views_object:: |
public | function | Set default options on this object. | 1 |
views_object:: |
public | function | Set default options. | |
views_object:: |
public | function | Let the handler know what its full definition is. | |
views_object:: |
public | function | Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away. | |
views_object:: |
public | function | Unpack a single option definition. | |
views_object:: |
public | function | Unpacks each handler to store translatable texts. | |
views_object:: |
public | function | ||
views_plugin:: |
public | property | The current used views display. | |
views_plugin:: |
public | property | The plugin name of this plugin, for example table or full. | |
views_plugin:: |
public | property | The plugin type of this plugin, for example style or query. | |
views_plugin:: |
public | property |
The top object of a view. Overrides views_object:: |
1 |
views_plugin:: |
public | function | Provide a list of additional theme functions for the theme info page. | |
views_plugin:: |
public | function | Return the human readable name of the display. | |
views_plugin:: |
public | function | Provide a full list of possible theme templates used by this style. | |
views_plugin:: |
public | function | Validate that the plugin is correct and can be saved. | 3 |
views_plugin_row:: |
public | function |
Perform any necessary changes to the form values prior to storage.
There is no need for this function to actually store the data. Overrides views_plugin:: |
1 |
views_plugin_row:: |
public | function |
Validate the options form. Overrides views_plugin:: |
|
views_plugin_row:: |
public | function |
Add anything to the query that we might need to. Overrides views_plugin:: |
|
views_plugin_row:: |
public | function | ||
views_plugin_row_file_rss:: |
property | |||
views_plugin_row_file_rss:: |
property | |||
views_plugin_row_file_rss:: |
property | |||
views_plugin_row_file_rss:: |
function |
Override init function to convert fulltext view-mode to full. Overrides views_plugin_row:: |
||
views_plugin_row_file_rss:: |
function |
Provide a form for setting options. Overrides views_plugin_row:: |
||
views_plugin_row_file_rss:: |
function | Return the main options, which are shown in the summary title. | ||
views_plugin_row_file_rss:: |
function |
Information about options for all kinds of purposes will be held here. Overrides views_plugin_row:: |
||
views_plugin_row_file_rss:: |
function |
Allow the style to do stuff before each row is rendered. Overrides views_plugin_row:: |
||
views_plugin_row_file_rss:: |
function |
Render a row object. This usually passes through to a theme template
of some form, but not always. Overrides views_plugin_row:: |
||
views_plugin_row_file_rss:: |
function |
Returns the summary of the settings in the display. Overrides views_plugin:: |