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<?php
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// $Id $
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/**
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* @file
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* Extension of nodereference allows user to either select existing nodes
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* or create new nodes via a popup window. Also lets user reorder the attached
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* nodes as they are attached.
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*/
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/**
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* Implementation of hook_help
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*/
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function addnode_help($section='')
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{
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$output = '';
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switch ($section)
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{
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case "admin/help#addnode":
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$output = '<p>' . t("Extension of nodereference allows user to either select existing nodes or create new nodes via a popup window. Also lets user reorder the attached nodes as they are attached.") . '</p>';
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break;
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}
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return $output;
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}
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/**
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* Implementation of hook_widget_info.
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* Specifies the label and that it is a widget for the nodereference field type
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*/
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function addnode_widget_info()
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{
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return array(
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'addnode_select' => array(
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'label' => 'AddNode List',
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'field types' => array('nodereference'),
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),
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);
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}
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/**
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* Implementation of hook_widget
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*/
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function addnode_widget($op, &$node, $field, &$items)
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{
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//need this module for the_nodereference_potential_references function.
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include_once(drupal_get_path('module', 'content').'/nodereference.module');
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if ($field['widget']['type'] == 'addnode_select')
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{
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switch ($op) {
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//prepare hook load the node order from the database if available
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//rearrange the nids in that sequence and return the list.
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case 'prepare form values':
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$items_transposed = content_transpose_array_rows_cols($items);
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$nids = $items_transposed['nid'];
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$order = db_result(db_query("SELECT weights FROM {addnode_order} WHERE nid=%d AND fieldname='%s'", $node->nid, $field['field_name']));
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//if there is a curent list of nids.
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if (is_array($nids)) {
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//find out the order - order is stored as a string of nids.
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$order = $order? array_keys(explode(',', $order), 0):array();
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//new nids not already ordered are captured in the missing array.
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$unordered = array();
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//look at each nid and if it is in the ordered list keep it in the
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//ordered list else collect it in the unordered array to append to the
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//ordered list.
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foreach ($nids as $nid) {
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if (!array_key_exists($nid, $order)) {
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$unordered[$nid] = 1;
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}
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else {
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$order[$nid] = 1;
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}
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}
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//filter will take out all the nids that we have not used.
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$order = array_filter($order);
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//this is the final list of nids - ordered ones preceeding
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//the unordered ones.
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$nids = $order + $unordered;
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//only need the keys.
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$nids = array_keys($nids);
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}
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else {
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$nids = array();
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}
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//here is the new order containing the final set of nids.
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$order = implode(',', $nids);
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//pass this along to the form call
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$items['default nids'] = $nids;
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$items['node_order'] = $order;
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break;
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case 'form':
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$form = array();
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$fieldname=$field['field_name'];
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$title=t($field['widget']['label']);
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//gets the list of all potential nodes that could be referenced
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$options = _nodereference_potential_references($field, true);
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foreach ($options as $key => $value) {
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$options[$key] = _nodereference_item($field, $value);
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}
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//string describing what can be added.
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$typedesc = "";
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$type_count=0; //counts up how many types there are
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$type_list=array(); //list of the types
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//If referenceable_types is not an array, give up.
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if (!is_array($field['referenceable_types'])) {
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return $form;
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}
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//add referenceable types to the $type_list array
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foreach ($field['referenceable_types'] as $ref_type) {
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if ($ref_type) {
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$typedesc = $ref_type;
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$type_count++;
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$type_list[] = $ref_type;
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}
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}
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//if there are no types available, give up.
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if ($type_count==0) {
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//@todo Need to display something explaining the problem.
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$form[$fieldname]['error'] = array(
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'#type' => 'markup',
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'#title' => $title,
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'#value' => '<div class="error">This field does not have any content types configured to be displayed. Please contact your administrator if you think you have reached this in error</div>',
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);
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return $form;
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}
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//converts the type name to a human readable one
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$typedesc = node_get_types('type', $typedesc);
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$typedesc = $typedesc->name;
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//If there's more than one type available then we use the term 'item' to describe them
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if ($type_count>1) {
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$typedesc = "item";
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}
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//if this field supports multiple selections then the select list
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//stays in the "to_" list else it is stored in the select identified
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//by the fieldname itself.
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if($field['multiple']) {
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$output = theme('addnode_link', $type_list,'updateNewNodes', 'to_' . $fieldname, 'icon');
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} else {
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$output = theme('addnode_link', $type_list,'updateNewNodes', $fieldname, 'icon');
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}
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//create the link to create new nodes.
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$new_link= "<b>$title:</b>";
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$new_link.= t("Select !typedesc already available", array('!typedesc'=>"$typedesc"));
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$new_link.= ' or click here to add a new one ' . $output .'<br>';
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$form[$fieldname]['#tree'] = TRUE;
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$form[$fieldname]['newnode'] = array(
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'#type' => 'markup',
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'#value' => $new_link,
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);
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//if multiple select is enabled then allow the user to move the
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//selected items from one select box to another and reordered the
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//selected items.
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if ($field['multiple']) {
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//take the list of all available items and make 2 lists from it
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//one that is of the selected items (to_list) and the other one
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//the available (from_list) items.
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if( is_array($items['default nids'] )) {
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foreach ($items['default nids'] as $nid) {
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if(in_array($nid, array_keys($options))) {
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$to_list[$nid] = $options[$nid];
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$options[$nid] = 0;
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}
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}
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$from_list = array_filter($options);
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}
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else {
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$from_list = $options;
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$to_list = array();
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}
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//cannot have any of the lists empty so send in a "none"
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//option if the select list is empty
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if(count($to_list) == 0) { $to_list[0] = 'None'; }
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if(count($from_list) == 0) { $from_list[0] = 'None'; }
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//markup to wrap the fields in a table.
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$form[$fieldname]['t1'] = array(
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'#type' => 'markup',
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'#value' => '<table><tr><td valign="top">',
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);
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//select lists for available references that can be added
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//note the #DANGEROUS_SKIP_CHECK flag below - this is a hidden
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//feature in drupal to skip checking of select lists on a submit to
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//make sure that the list options etc have not changed. Because we
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//will be dynamically manipulating the select lists via javascript
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//drupal will throw errors if this check is enabled.
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$form[$fieldname]['from_nids'] = array(
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'#type' => 'select',
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'#title' => t('Available References'),
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'#multiple' => $field['multiple'],
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'#options' => $from_list,
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'#required' => FALSE,
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'#description' => $field['widget']['description'],
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'#size' => 15,
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'#weight' => $field['weight'],
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'#DANGEROUS_SKIP_CHECK' => true,
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'#attributes' => array(
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'id' => "from_$fieldname",
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),
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);
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$form[$fieldname]['t2'] = array(
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'#type' => 'markup',
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'#value' => '</td><td valign="middle">',
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);
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$form[$fieldname]['add'] = array(
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'#type' => 'markup',
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'#value' => '<input type="button" onclick="addnode_add_item(\'' . $fieldname . '\');" value="→" class="faq_arrow"/><br />',
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);
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$form[$fieldname]['remove'] = array(
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'#type' => 'markup',
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'#value' => '<input type="button" onclick="addnode_remove_item(\'' . $fieldname . '\');" value="←" class="faq_arrow"/><br />',
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);
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$form[$fieldname]['t3'] = array(
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'#type' => 'markup',
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'#value' => '</td><td valign="top">',
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);
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//select list contains the selected nodes. note comment on
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//DANGEROUS_SKIP_CHECK above in the from_nids
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$form[$fieldname]['to_nids'] = array(
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'#type' => 'select',
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'#title' => t('Currently Attached References'),
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'#options' => $to_list,
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'#required' => $field['required'],
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'#description' => $field['widget']['description'],
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'#size' => 15,
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'#multiple' => TRUE,
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'#weight' => $field['weight'],
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'#DANGEROUS_SKIP_CHECK' => true,
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'#attributes' => array(
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'id' => "to_$fieldname",
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'class'=> 'addnode-select',
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),
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);
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//the order of the nodes is stored in a hidden field updated
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//by javascript right before the submit of the form.
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$form[$fieldname]['nids'] = array(
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'#type' => 'hidden',
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'#attributes' => array('class' => 'addnode-order'),
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'#default_value' => $items['node_order'],
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);
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//control buttons - buttons to move items from one list to the
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//other and to rearrange the existing list.
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$form[$fieldname]['move_up'] = array(
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'#type' => 'markup',
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'#value' => '<input type="button" onclick="addnode_move_item_up(\'' . $fieldname . '\');" value="↑" class="faq_arrow"/> ',
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);
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$form[$fieldname]['move_down'] = array(
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| 280 |
'#type' => 'markup',
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'#value' => '<input type="button" onclick="addnode_move_item_down(\'' . $fieldname . '\');" value="↓" class="faq_arrow"/><br />',
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);
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$form[$fieldname]['t4'] = array(
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'#type' => 'markup',
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'#value' => '</td></tr></table>',
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);
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}
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else {
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//single select field just display a ordinary select list.
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$form[$fieldname]['nids'] = array(
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'#type' => 'select',
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'#title' => '',
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'#multiple' => $field['multiple'],
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'#options' => $options,
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'#default_value' => $items['default nids'],
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'#required' => $field['required'],
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'#description' => $field['widget']['description'],
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'#size' => 15,
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| 299 |
'#weight' => $field['weight'],
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| 300 |
'#attributes' => array(
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| 301 |
'id' => "$fieldname",
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),
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| 303 |
);
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| 304 |
}
|
| 305 |
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| 306 |
return $form;
|
| 307 |
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| 308 |
case 'process form values':
|
| 309 |
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| 310 |
//process the returned results and rearrange the data fields for
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| 311 |
//processing by the CCJ module.
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| 312 |
if ($field['multiple']) {
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| 313 |
$node_order = $items['nids'];
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| 314 |
$items['nids'] = explode(',', $node_order);
|
| 315 |
|
| 316 |
if (empty($items['nids'])) {
|
| 317 |
$items['nids'] = array(0 => '0');
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| 318 |
}
|
| 319 |
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| 320 |
$items = array_values(content_transpose_array_rows_cols(array('nid' => $items['nids'])));
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| 321 |
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| 322 |
//save the order of the items - delete any existing order and
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| 323 |
//replace with a new one - this dispenses the check for existing order
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| 324 |
//and an update or an insert otherwise..
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| 325 |
db_query("DELETE FROM {addnode_order} WHERE nid=%d AND fieldname='%s'",
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| 326 |
$node->nid, $field['field_name']);
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| 327 |
db_query("INSERT INTO {addnode_order} (nid,fieldname,weights) VALUES (%d,'%s', '%s')", $node->nid, $field['field_name'], $node_order);
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| 328 |
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| 329 |
// Remove the widget's data representation so it isn't saved.
|
| 330 |
unset($items['nids']);
|
| 331 |
unset($items['from_nids']);
|
| 332 |
unset($items['to_nids']);
|
| 333 |
unset($node_order);
|
| 334 |
}
|
| 335 |
else {
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| 336 |
$items[0]['nid'] = $items['nids'];
|
| 337 |
// Remove the widget's data representation so it isn't saved.
|
| 338 |
unset($items['nids']);
|
| 339 |
}
|
| 340 |
break;
|
| 341 |
case 'submit':
|
| 342 |
break;
|
| 343 |
}
|
| 344 |
}
|
| 345 |
}
|
| 346 |
|
| 347 |
function addnode_menu($may_cache) {
|
| 348 |
|
| 349 |
$items = array();
|
| 350 |
if ($may_cache) {
|
| 351 |
$items[] = array(
|
| 352 |
'path' => 'addnode/load',
|
| 353 |
'title' => t('Node Assist Thumbnails'),
|
| 354 |
'callback' => 'addnode_load',
|
| 355 |
'access' => user_access('access content'),
|
| 356 |
'type' => MENU_CALLBACK);
|
| 357 |
$items[] = array(
|
| 358 |
'path' => 'addnode/add',
|
| 359 |
'title' => t('Node Assist Create New'),
|
| 360 |
'callback' => 'addnode_add',
|
| 361 |
'access' => user_access('access content'),
|
| 362 |
'type' => MENU_CALLBACK);
|
| 363 |
$items[] = array(
|
| 364 |
'path' => 'admin/settings/addnode',
|
| 365 |
'title' => t('Node assist'),
|
| 366 |
'description' => t('Change settings for the Node assist module.'),
|
| 367 |
'callback' => 'drupal_get_form',
|
| 368 |
'callback arguments' => 'addnode_admin_settings',
|
| 369 |
'access' => user_access('administer site configuration'),
|
| 370 |
'type' => MENU_NORMAL_ITEM); // optional
|
| 371 |
}
|
| 372 |
else {
|
| 373 |
//load our javascript functions.
|
| 374 |
$path = drupal_get_path('module','addnode');
|
| 375 |
drupal_add_js($path . '/addnode.js');
|
| 376 |
drupal_add_css($path .'/addnode.css', 'module', 'all', TRUE);
|
| 377 |
drupal_add_js($path . '/thickbox.js');
|
| 378 |
drupal_add_css($path . '/thickbox.css');
|
| 379 |
}
|
| 380 |
|
| 381 |
return $items;
|
| 382 |
}
|
| 383 |
|
| 384 |
/**
|
| 385 |
* Theme for adding an image link underneath textareas
|
| 386 |
*/
|
| 387 |
function theme_addnode_link($node_types, $callback_fn, $callback_arg, $link) {
|
| 388 |
$instance = $callback_arg;
|
| 389 |
$_SESSION['addnode'][$instance] = array();
|
| 390 |
$_SESSION['addnode'][$instance]['node_types'] = $node_types;
|
| 391 |
$_SESSION['addnode'][$instance]['callback_fn'] = $callback_fn;
|
| 392 |
$_SESSION['addnode'][$instance]['callback_arg'] = $callback_arg;
|
| 393 |
$_SESSION['addnode'][$instance]['nids'] = array();
|
| 394 |
|
| 395 |
$output = '<div class="addnode-button"><a class="thickbox addnode-link" id="addnode-link-'. $id .'" title="'. t('Add New Content') .'" href="'. url('addnode/load/'.$instance, 'TB_iframe=true&height=350&width=600') .'">';
|
| 396 |
$output .= ($link == 'icon') ? '<img src="'. base_path() . drupal_get_path('module', 'addnode') .'/newdocument.gif" border="0" alt="'. t('New') .'" />' : t('New');
|
| 397 |
$output .= '</a></div>';
|
| 398 |
return $output;
|
| 399 |
}
|
| 400 |
|
| 401 |
/**
|
| 402 |
* Implementation of hook_nodeapi().
|
| 403 |
*
|
| 404 |
* - Keep track of where nids are used.
|
| 405 |
* - Catch nids of recently created nodes.
|
| 406 |
*/
|
| 407 |
function addnode_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
|
| 408 |
switch ($op) {
|
| 409 |
case 'insert':
|
| 410 |
case 'update':
|
| 411 |
// Put nid into a global if this node is created with addnode:
|
| 412 |
if (arg(0) == 'addnode') {
|
| 413 |
$instance = arg(2);
|
| 414 |
$_SESSION['addnode'][$instance]['nids'][$node->nid] = $node->title;
|
| 415 |
}
|
| 416 |
break;
|
| 417 |
case 'delete':
|
| 418 |
break;
|
| 419 |
}
|
| 420 |
}
|
| 421 |
|
| 422 |
|
| 423 |
/**
|
| 424 |
* create an empty addnode form.
|
| 425 |
**/
|
| 426 |
function addnode_add($instance, $node_type='') {
|
| 427 |
global $user;
|
| 428 |
|
| 429 |
if($node_type == '') {
|
| 430 |
$output .= t('System Error: Please notify administrator');
|
| 431 |
}
|
| 432 |
else if (node_access('create',$node_type)) {
|
| 433 |
// Define an empty node and fetch an image node form:
|
| 434 |
$node = array('uid' => $user->uid,
|
| 435 |
'name' => $user->name,
|
| 436 |
'type' => $node_type,
|
| 437 |
'addnode_instance' => $instance);
|
| 438 |
$output .= drupal_get_form($node_type . '_node_form', $node);
|
| 439 |
}
|
| 440 |
else {
|
| 441 |
$output = t('You do not have access to create a: '). $node_type;
|
| 442 |
}
|
| 443 |
print theme('addnode_page', $output, array('id' => 'addnode_upload', 'class' => 'addnode'));
|
| 444 |
}
|
| 445 |
|
| 446 |
/**
|
| 447 |
* Implementation of hook_alter().
|
| 448 |
* Add a second submit callback which alters the redirect we do not want
|
| 449 |
* the addnode form to redirect to the newly created node.
|
| 450 |
*/
|
| 451 |
function addnode_form_alter($form_id, &$form) {
|
| 452 |
if (arg(0) != 'addnode') return;
|
| 453 |
if(isset($form['type'])) {
|
| 454 |
if($form['type']['#value'].'_node_form' == $form_id) {
|
| 455 |
if (!is_array($form['#submit'])) { $form['#submit'] = array(); }
|
| 456 |
$form['#submit'] += array('addnode_node_form_submit' => array($form));
|
| 457 |
}
|
| 458 |
}
|
| 459 |
}
|
| 460 |
|
| 461 |
/**
|
| 462 |
* A second submit callback for node_form.
|
| 463 |
* Change the redirect from node/$nid to addnode/properties/$nid.
|
| 464 |
*/
|
| 465 |
function addnode_node_form_submit($form_id, $form_values) {
|
| 466 |
$instance = arg(2);
|
| 467 |
// Get the nid of the newly created node (caught by addnode_nodeapi):
|
| 468 |
$nids = array_keys($_SESSION['addnode'][$instance]['nids']);
|
| 469 |
$nid = end($nids);
|
| 470 |
$title = $_SESSION['addnode'][$instance]['nids'][$nid];
|
| 471 |
drupal_goto("addnode/load/$instance/$nid/$title");
|
| 472 |
}
|
| 473 |
|
| 474 |
/**
|
| 475 |
* available node types
|
| 476 |
*/
|
| 477 |
function addnode_nodereference_types() {
|
| 478 |
return $_SESSION['addnode']['node_types'];
|
| 479 |
}
|
| 480 |
|
| 481 |
/**
|
| 482 |
* Load the thumbnail display pane
|
| 483 |
*
|
| 484 |
* Grabs all images from image.module and loads the thumbnails.
|
| 485 |
*/
|
| 486 |
function addnode_load($instance, $nid='',$title='') {
|
| 487 |
global $user;
|
| 488 |
|
| 489 |
$node_types = $_SESSION['addnode'][$instance]['node_types'];
|
| 490 |
|
| 491 |
if(count($node_types) > 1) {
|
| 492 |
/* show list of node types to create. */
|
| 493 |
$output = $nid? t('Add Another:'):t('Add Content:');
|
| 494 |
$output .= '<ul>';
|
| 495 |
foreach ($node_types as $n) {
|
| 496 |
if( node_access('create', $n) ) {
|
| 497 |
$output .= '<li>' . l($n, "addnode/add/$instance/$n") . '</li>';
|
| 498 |
}
|
| 499 |
}
|
| 500 |
$output .= '</ul>';
|
| 501 |
}
|
| 502 |
else {
|
| 503 |
$n = $node_types[0];
|
| 504 |
if($nid) {
|
| 505 |
$output = t('Add Another') . ' ' . l($n, "addnode/add/$instance/$n");
|
| 506 |
}
|
| 507 |
else {
|
| 508 |
/* go to node add form of only type. */
|
| 509 |
drupal_goto("addnode/add/$instance/$n");
|
| 510 |
}
|
| 511 |
}
|
| 512 |
|
| 513 |
$args[] = $_SESSION['addnode'][$instance]['callback_fn'];
|
| 514 |
$args[] = $_SESSION['addnode'][$instance]['callback_arg'];
|
| 515 |
$args[] = $nid;
|
| 516 |
$args[] = $title;
|
| 517 |
|
| 518 |
array_walk($args,'_quote');
|
| 519 |
$callbackargs = implode(',',$args);
|
| 520 |
|
| 521 |
print theme('addnode_page', $output, array('id' => 'addnode_load', 'onload' => 'addnode_callback('.$callbackargs.');', 'class' => 'addnode'));
|
| 522 |
}
|
| 523 |
|
| 524 |
function _quote(&$item, $key) {
|
| 525 |
$item = "'$item'";
|
| 526 |
}
|
| 527 |
|
| 528 |
// -----------------------------------------------------------------------
|
| 529 |
// Theme Functions
|
| 530 |
// -------------------------------------------------------------------------
|
| 531 |
function theme_addnode_page($content, $attributes = NULL) {
|
| 532 |
$output .= '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'."\n";
|
| 533 |
$output .= '<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">'."\n";
|
| 534 |
//$output = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">'."\n";
|
| 535 |
//$output .= "<html>\n";
|
| 536 |
$output .= "<head>\n";
|
| 537 |
$output .= " <title>$title</title>\n";
|
| 538 |
$output .= drupal_get_html_head();
|
| 539 |
$output .= drupal_get_js();
|
| 540 |
$output .= drupal_get_css();
|
| 541 |
$path = drupal_get_path('module', 'addnode') .'/addnode.css';
|
| 542 |
$output .= "<style type=\"text/css\" media=\"{$media}\">@import \"" . base_path() . $path ."\";</style>\n";
|
| 543 |
|
| 544 |
$output .= "</head>\n";
|
| 545 |
$output .= "<body" . drupal_attributes($attributes) .">\n";
|
| 546 |
|
| 547 |
$output .= theme_status_messages();
|
| 548 |
|
| 549 |
$output .= "\n<!-- begin content -->\n";
|
| 550 |
$output .= $content;
|
| 551 |
$output .= "\n<!-- end content -->\n";
|
| 552 |
$output .= '</body>';
|
| 553 |
$output .= '</html>';
|
| 554 |
return $output;
|
| 555 |
}
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