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<?php
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/**
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* @file
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* Plugin to provide an argument handler for a node id.
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*/
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/**
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* Plugins are described by creating a $plugin array which will be used
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* by the system that includes this file.
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*/
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$plugin = array(
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'title' => t("Node: ID"),
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'keyword' => 'node',
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'description' => t('Creates a node context from a node ID argument.'),
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'context' => 'ctools_argument_nid_context',
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'placeholder form' => array(
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'#type' => 'textfield',
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'#description' => t('Enter the node ID of a node for this argument'),
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),
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'no ui' => TRUE,
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);
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/**
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* Discover if this argument gives us the node we crave.
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*/
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function ctools_argument_nid_context($arg = NULL, $conf = NULL, $empty = FALSE) {
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// If unset it wants a generic, unfilled context.
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if ($empty) {
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return ctools_context_create_empty('node');
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}
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// We can accept either a node object or a pure nid.
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if (is_object($arg)) {
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return ctools_context_create('node', $arg);
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}
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if (!is_numeric($arg)) {
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return FALSE;
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}
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$node = node_load($arg);
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if (!$node) {
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return FALSE;
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}
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return ctools_context_create('node', $node);
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}
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