nid) { _viewfield_nodestack_push($node->nid); } array_unshift($view_args, $view_name, $display); $output = call_user_func_array('views_embed_view', $view_args); // This node is "safe" again. if ($node->nid) { _viewfield_nodestack_pop(); } return $output; } } /** * Perform argument replacement */ function _viewfield_get_view_args($token_enabled, $vargs, $node) { $args = array(); // Prevent token_replace() from running this function a second time // before it completes the first time. static $tokens = TRUE; if ($tokens && !empty($vargs)) { $pos = 0; while ($pos < strlen($vargs)) { $found = FALSE; // If string starts with a quote, start after quote and get everything // before next quote. if (strpos($vargs, '"', $pos) === $pos) { if (($quote = strpos($vargs, '"', ++$pos)) !== FALSE) { // Skip pairs of quotes. while (!(($ql = strspn($vargs, '"', $quote)) & 1)) { $quote = strpos($vargs, '"', $quote + $ql); } $args[] = str_replace('""', '"', substr($vargs, $pos, $quote + $ql - $pos - 1)); $pos = $quote + $ql + 1; $found = TRUE; } } elseif (($comma = strpos($vargs, ',', $pos)) !== FALSE) { // Otherwise, get everything before next comma. $args[] = substr($vargs, $pos, $comma - $pos); // Skip to after comma and repeat $pos = $comma + 1; $found = TRUE; } if (!$found) { $args[] = substr($vargs, $pos); $pos = strlen($vargs); } } if ($token_enabled) { $tokens = FALSE; // If the view field is being loaded as a "view field" of "view row", // instead of a simple "node field", the node object is not fully populated: // we need a full node to perform a correct replacement. $node_values = node_load($node->nid); $args = token_replace($args, 'node', $node_values); $tokens = TRUE; } // For backwards compatibility, we scan for %nid, etc. global $user; foreach ($args as $key => $a) { $args[$key] = strtr($a, array('%nid' => $node->nid, '%author' => $node_values->uid, '%viewer' => $user->uid)); } } return $args; } /** * Function for adding a node ID to the global stack of node IDs. This prevents * us from recursively building a node, with a view, with the node, with the * view... */ function _viewfield_nodestack_push($nid) { global $_viewfield_stack; if (!isset($_viewfield_stack)) { $_viewfield_stack = array(); } $_viewfield_stack[] = $nid; } /** * Function for removing a node ID from the global stack of node IDs when there * is no longer a danger of building a node, with a view, with the node, with * the view... */ function _viewfield_nodestack_pop() { global $_viewfield_stack; return array_pop($_viewfield_stack); } function theme_viewfield_select($element) { if (!empty($element['#children'])) { $field = $element['#field_info'][$element['#field_name']]; if ($field['multiple'] && $element['#delta'] == 0) { // This is needed only for multiple viewfields. drupal_add_css(drupal_get_path('module', 'viewfield') .'/theme/viewfield.css'); } return '

'. $element['#children'] .'

'; } }