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<?php //$Id
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/**
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* @file
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* Creates vocabulary sets as nodes.
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*/
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/**
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* Implementation of hook_help().
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*
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* Throughout Drupal, hook_help() is used to display help text at the top of
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* pages. Some other parts of Drupal pages get explanatory text from these hooks
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* as well. We use it here to provide a description of the module on the
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* module administration page.
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*/
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function vocab_help($section) {
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switch ($section) {
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case 'admin/modules#description':
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// This description is shown in the listing at admin/modules.
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return t('Create a glossary of vocabulary pairs in two languages for review with other modules like the flashcard module');
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case 'node/add#vocab':
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// This description shows up when users click "create content."
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return t('A vocabulary set is a group of vocabulary pairs that are typically reviewed in some form of memory exercise. ');
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}
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}
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/**
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* Implementation of hook_user().
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*/
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function vocab_user($op, &$edit, &$user, $category = array('weight'=>-15)) {
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global $pager_page_array, $pager_total, $pager_total_items;
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switch ($op) {
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case 'view':
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{//display all user vocabs
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$my = pager_query("SELECT * FROM {node} WHERE uid='$user->uid' AND type = 'vocab'
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ORDER BY changed ASC", 10);
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while($vocab = db_fetch_object($my)){
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$nurl = 'node/'.$vocab->nid;
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$myvocab[l('Vocabulary Sets', 'vocab/user')][] = l($vocab->title, $nurl );
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$true = 1;
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}
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if($true){
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$myvocab[l('Vocabulary Sets', 'vocab/user')] = array(array('title'=>join($myvocab[l('Vocabulary Sets', 'vocab/user')], ', ')));
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}
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return ($myvocab);
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}
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break;
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}
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}
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function _vocab_user() {
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global $user, $pager_page_array, $pager_total, $pager_total_items;
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$js = '<script language="JavaScript">function vocab_jumpMenu(targ,selObj,restore){ //v3.0
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eval(targ+".location=\'"+selObj.options[selObj.selectedIndex].value+"\'");
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if (restore) selObj.selectedIndex=0;}
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</script>';
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drupal_set_html_head($js);
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$myvocab = array();
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//display all user vocabs
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$my = pager_query("SELECT * FROM {node} WHERE uid='$user->uid' AND type = 'vocab'
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ORDER BY changed ASC", 10);
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while($vocab = db_fetch_object($my)){
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$nurl = url('node/'.$vocab->nid.'/');
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$options = array();
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$options['none'] = t('Select Review Method');
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module_exist('flashcard')?( $options[$nurl.'flashcard'] = t('view as flashcards')):'';
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module_exist('typecheck')?( $options[$nurl.'typecheck'] = t('view as typechecks')):'';
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$form['myvocab'] = array(
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'#type' => 'select',
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'#title' => $vocab->title,
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'#options' => $options,
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'#default_value' => 'none',
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'#description'=>t('If there are no review methods, ask the administrator to enable a method.'),
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'#attributes' => array(
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'onChange' => "vocab_jumpMenu('self',this,0)"));
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$myvocab['Vocabulary Sets'][]= form_render(form_builder(NULL, $form));
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}
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drupal_set_title(t('My Vocabulary Sets'));
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$output.= join($myvocab['Vocabulary Sets'], ''). theme_pager(array());
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return $output;
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}
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/**
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* Implementation of hook_node_name().
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*
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* This is a required node hook. Since our module only defines one node
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* type, we won't implement hook_node_types(), and our hook_node_name()
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* implementation simply returns the translated name of the node type.
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*/
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function vocab_node_info() {
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return array('vocab' => array('name' => t('Vocabulary Set'), 'base' => 'vocab'));
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}
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/**
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* Implementation of hook_access().
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*
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* Node modules may implement node_access() to determine the operations
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* users may perform on nodes. This vocab uses a very common access pattern.
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*/
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function vocab_access($op, $node) {
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global $user;
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if ($op == 'create') {
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// Only users with permission to do so may create this node type.
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return user_access('create vocab set');
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}
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// Users who create a node may edit or delete it later, assuming they have the
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// necessary permissions.
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if ($op == 'update' || $op == 'delete') {
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if (user_access('edit own vocab sets') && ($user->uid == $node->uid)) {
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return TRUE;
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}
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}
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if($op == 'view')
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{
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return user_access('view vocab set');
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}
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}
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/**
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* Implementation of hook_perm().
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*
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* Since we are limiting the ability to create new nodes to certain users,
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* we need to define what those permissions are here. We also define a permission
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* to allow users to edit the nodes they created.
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*/
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function vocab_perm() {
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return array('view vocab set', 'create vocab set', 'edit own vocab sets', 'delete vocab set');
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}
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/**
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* Implementation of hook_link().
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*
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* This is implemented so that an edit link is displayed for users who have
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* the rights to edit a node.
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*/
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function vocab_link($type, $node = 0) {
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$links = array();
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if ($type == 'node' && $node->type == 'vocab') {
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// Don't display a redundant edit link if they are node administrators.
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if (vocab_access('update', $node) && !user_access('administer nodes')) {
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$links[] = l(t('edit this vocab set'), "node/$node->nid/edit");
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}
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}
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return $links;
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}
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/**
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* Implementation of hook_menu().
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*
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* In order for users to be able to add nodes of their own, we need to
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* give them a link to the node composition form here.
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*/
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function vocab_menu($may_cache) {
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$items = array();
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if ($may_cache)
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{
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$items[] = array('path' => 'node/add/vocab', 'title' => t('vocab set'),
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'access' => user_access('create vocab set'));
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}
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$items[] = array('path' => 'vocab',
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'access' => user_access('create vocab set'),
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'callback' => add_vocab_pair,
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'type'=>MENU_CALLBACK);
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$items[] = array('path' => 'vocab/user',
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'title'=>t('My vocabulary sets'),
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'access' => user_access('edit own vocab set'),
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'callback' => _vocab_user,
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'type'=> MENU_SUGGESTED_ITEM);
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return $items;
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}
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/**
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* Implementation of hook_form().
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*
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* Now it's time to describe the form for collecting the information
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* specific to this node type. This hook requires us to return some HTML
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* that will be later placed inside the form.
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*/
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function vocab_form(&$node)
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{
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$form['#token'] = FALSE;
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$form['title'] = array('#type' => 'textfield',
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'#title' => t('Subject'),
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'#default_value' => $node->title,
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'#size' => 60,
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'#maxlength' => 128,
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'#required' => TRUE,
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'#description'=>t('The subject matter of this vocabulary set'));
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$form['body_filter'] = array('#type'=>'fieldset');
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$form['body_filter']['filter'] = filter_form($node->format);
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$form['body_filter']['body'] = array('#type' => 'textarea',
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'#title' => t('Preamble'),
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'#cols' => 60,
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'#rows' => 5,
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'#default_value' => $node->body,
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'#description' => t('Preamble text.'));
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$form['body_filter']['flabel'] = array('#type' => 'textfield',
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'#title' => t('Front label'),
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'#cols' => 60,
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'#rows' => 5,
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'#default_value' => $node->flabel,
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'#description' => t('Front label.'));
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$form['body_filter']['blabel'] = array('#type' => 'textfield',
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'#title' => t('Back label'),
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'#cols' => 60,
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'#rows' => 5,
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'#default_value' => $node->blabel,
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'#description' => t('Back label.'));
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return $form;
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}
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/**
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* Implementation of hook_update().
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*
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* As an existing node is being updated in the database, we need to do our own
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* database updates.
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*/
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function vocab_update($node) {
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$args = preg_split("/\//",$_GET['q']);
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$pos = (sizeof($args)-2);
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switch( $args[$pos])
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{
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case "edit":
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{
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if(is_numeric($args[$pos + 1]))
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{
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db_query("UPDATE {vocab_data} SET front='%s', back='%s', imageurl='%s' WHERE id = %d ", $_POST['edit']['front'], $_POST['edit']['back'], $_POST['edit']['imageurl'], $args[$pos + 1]);
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if(db_error()) exit();
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}
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else //add
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{
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db_query("INSERT INTO {vocab_data} (nid, front, back, imageurl) VALUES (%d, '%s', '%s', '%s')", $node->nid, $_POST['edit']['front'], $_POST['edit']['back'], $_POST['edit']['imageurl']);
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}
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}
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break;
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default:
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{
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db_query("REPLACE INTO {vocab_labels} (nid, flabel, blabel) VALUES (%d, '%s', '%s')", $node->nid, $node->flabel, $node->blabel);
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}
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break;
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}
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}
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/**
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* Implementation of hook_delete().
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*
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* When a node is deleted, we need to clean up related tables.
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*/
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function vocab_delete($node) {
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db_query("DELETE FROM {vocab_data} WHERE nid = '%d'", $node->nid);
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db_query("DELETE FROM {vocab_labels} WHERE nid=%d", $node->nid);
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}
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/**
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* Implementation of hook_load().
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*
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| 281 |
* Now that we've defined how to manage the node data in the database, we
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* need to tell Drupal how to get the node back out. This hook is called
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* every time a node is loaded, and allows us to do some loading of our own.
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*/
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/*function vocab_load($node) {
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// $additions = db_fetch_object(db_query('SELECT * FROM {vocab_data} WHERE id = %d', $node->nid));
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return $additions;
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}*/
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/**
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* Implementation of hook_view().
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*
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* This is a typical implementation that simply runs the node text through
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* the output filters.
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*/
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function vocab_view(&$node, $teaser = FALSE, $page = FALSE) {
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$data_info = theme('vocab_data_info', $node);
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$add_data = theme('vocab_add_data', $node);
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$node->body .= $data_info;
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$node->body .= $add_data;
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$node->teaser .= $data_info;
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// $node = node_prepare($node, $teaser); //applies selected filters to $node
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}
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| 306 |
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| 307 |
/**
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| 308 |
* A custom theme function.
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| 309 |
*
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| 310 |
* By using this function to format our node-specific information, themes
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| 311 |
* can override this presentation if they wish. We also wrap the default
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| 312 |
* presentation in a CSS class that is prefixed by the module name. This
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* way, style sheets can modify the output without requiring theme code.
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*/
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function theme_vocab_data_info($node) {
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| 316 |
global $user;
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| 317 |
$toDisplay = variable_get('vocabset_display_number', 10);
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| 318 |
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| 319 |
$nrows = db_num_rows(db_query('SELECT front, back FROM {vocab_data} WHERE nid = %d', $node->nid));
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$output = '<div class="vocab_data_info">';
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$output .= t('%npairs vocabulary pair(s) in this vocabulary set.', array('%npairs' => $nrows));
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| 323 |
$result = pager_query("SELECT * FROM {vocab_data} WHERE nid='$node->nid'
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| 324 |
ORDER BY nid ASC", $toDisplay);
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| 325 |
$header = array('', t('Card ID'), t($node->flabel), t($node->blabel), t('Explanation'), '');
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| 326 |
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| 327 |
if(isset($_GET['page']))
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| 328 |
$from = $_GET['page'];
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| 329 |
else
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| 330 |
$from = 0;
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| 331 |
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| 332 |
while($row = db_fetch_object($result)){
|
| 333 |
if(user_access('edit own vocab sets') && ($user->uid == $node->uid)){
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| 334 |
$edit = '['.l(t("Edit"), "vocab/$node->nid/edit/$row->id").']';
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| 335 |
if($_GET['op'] == "delete/".$row->id)
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| 336 |
$delete = '['.l(t("Confirm"), "node/$node->nid", NULL, 'op=confirmdelete/'.$row->id.'&page='.$from).' | '.l(t("Cancel"), "node/$node->nid", NULL, 'page='.$from).']' ;
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| 337 |
else if($_GET['op'] == "confirmdelete/".$row->id){
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| 338 |
$todel = split("/", $_GET['op']);
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| 339 |
db_query("DELETE FROM {vocab_data} WHERE id=%d", $todel[1]);
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| 340 |
$delete = '<b>Deleted</b>';
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| 341 |
}
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| 342 |
else
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| 343 |
$delete = '['.l(t("Delete"), "node/$node->nid", NULL, 'op=delete/'.$row->id.'&page='.$from).']';
|
| 344 |
}
|
| 345 |
|
| 346 |
//the "image" is really the explanation keeping the field names to preserve compatibility.
|
| 347 |
//since a link to an image may be the greatest explanation of all :)
|
| 348 |
$image = $row->imageurl;
|
| 349 |
|
| 350 |
$rows[] = array(
|
| 351 |
array('data'=>$edit),
|
| 352 |
array('data'=>$node->nid.'-'.$row->id),
|
| 353 |
array('data'=>check_plain($row->front)),
|
| 354 |
array('data'=>check_plain($row->back)),
|
| 355 |
array('data'=>check_markup($row->imageurl)),
|
| 356 |
array('data'=>$delete),
|
| 357 |
);
|
| 358 |
}
|
| 359 |
|
| 360 |
//make sure we are on the node's own page (rather than the listing of all nodes say) for the theme_pager to work
|
| 361 |
if (arg(0) == 'node' && is_numeric(arg(1))){
|
| 362 |
$pager .= theme_pager(array(),$toDisplay);
|
| 363 |
}
|
| 364 |
|
| 365 |
if(user_access('edit own vocab sets') && ($user->uid == $node->uid)){
|
| 366 |
$addvp .= l(t("Add a vocabulary pair to this set."),'vocab/'.$node->nid.'/add' );
|
| 367 |
}
|
| 368 |
$output .= '</div>';
|
| 369 |
$output.= $addvp.theme('table', $header, $rows, array('width'=>'90%', 'align'=>'center')).$addvp.$pager;
|
| 370 |
return $output;
|
| 371 |
}
|
| 372 |
|
| 373 |
/* Add another / Edit existing vocabulary pair to/in the vocabulary set */
|
| 374 |
function vocab_add_data_form($node) {
|
| 375 |
$form = array();
|
| 376 |
$form['#token'] = FALSE;
|
| 377 |
switch( arg(2))
|
| 378 |
{
|
| 379 |
case "add":
|
| 380 |
{
|
| 381 |
$form['add'] = array(
|
| 382 |
'#type' => 'fieldset',
|
| 383 |
'#title' => t('Add a "Vocabulary" pair to this set.'),
|
| 384 |
'#prefix' => '<div class="vocab_add_data"><h4 style="color:black";>',
|
| 385 |
'#suffix' => '</h4>');
|
| 386 |
|
| 387 |
|
| 388 |
$form['add']['front'] = array(
|
| 389 |
'#type' => 'textarea',
|
| 390 |
'#title' => t($node->flabel),
|
| 391 |
'#default_value' => $node->front,
|
| 392 |
'#cols' => 60,
|
| 393 |
'#rows' => 3,
|
| 394 |
'#maxlength' => 250);
|
| 395 |
|
| 396 |
$form['add']['back'] = array(
|
| 397 |
'#type' => 'textarea',
|
| 398 |
'#title' => t($node->blabel),
|
| 399 |
'#default_value' => $node->back,
|
| 400 |
'#cols' => 60,
|
| 401 |
'#rows' => 5,
|
| 402 |
'#maxlength' => 250);
|
| 403 |
|
| 404 |
$form['add']['imageurl'] = array(
|
| 405 |
'#type' => 'textarea',
|
| 406 |
'#title' => t('Explanation'),
|
| 407 |
'#cols' => 60,
|
| 408 |
'#rows' => 5,
|
| 409 |
'#description'=>t('Feedback for this pair'),
|
| 410 |
'#default_value' => $node->imageurl);
|
| 411 |
|
| 412 |
$form['div_tag'] = array(
|
| 413 |
'#type' => 'markup',
|
| 414 |
'#value' => '</div> <script> </script>');
|
| 415 |
|
| 416 |
$form['add']['submit'] = array(
|
| 417 |
'#type' => 'submit',
|
| 418 |
'#value' => t('Submit'));
|
| 419 |
}
|
| 420 |
break;
|
| 421 |
case "edit":
|
| 422 |
{
|
| 423 |
if(is_numeric(arg(3)))
|
| 424 |
{
|
| 425 |
$form['edit'] = array(
|
| 426 |
'#type' => 'fieldset',
|
| 427 |
'#title' => t('Edit this "Vocabulary" pair.'),
|
| 428 |
'#prefix' => '<div class="vocab_add_data"><h4 style="color:red";>',
|
| 429 |
'#suffix' => '</h4>');
|
| 430 |
$row = db_fetch_object(db_query("SELECT * FROM {vocab_data} WHERE id =%d", arg(3)));
|
| 431 |
$node->front = $row->front;
|
| 432 |
$node->back = $row->back;
|
| 433 |
$node->imageurl = $row->imageurl;
|
| 434 |
}
|
| 435 |
else{
|
| 436 |
$form['edit'] = array(
|
| 437 |
'#type' => 'fieldset',
|
| 438 |
'#title' => t('Add a "Vocabulary" pair to this set.'),
|
| 439 |
'#prefix' => '<div class="vocab_add_data"><h4 style="color:black";>',
|
| 440 |
'#suffix' => '</h4>');
|
| 441 |
}
|
| 442 |
|
| 443 |
$form['edit']['front'] = array(
|
| 444 |
'#type' => 'textarea',
|
| 445 |
'#title' => t($node->flabel),
|
| 446 |
'#default_value' => $node->front,
|
| 447 |
'#size' => 60,
|
| 448 |
'#maxlength' => 250,
|
| 449 |
'#required' => TRUE);
|
| 450 |
|
| 451 |
$form['edit']['back'] = array(
|
| 452 |
'#type' => 'textarea',
|
| 453 |
'#title' => t($node->blabel),
|
| 454 |
'#default_value' => $node->back,
|
| 455 |
'#size' => 60,
|
| 456 |
'#maxlength' => 250);
|
| 457 |
|
| 458 |
$form['edit']['imageurl'] = array(
|
| 459 |
'#type' => 'textarea',
|
| 460 |
'#title' => t('Explanation'),
|
| 461 |
'#cols' => 60,
|
| 462 |
'#rows' => 5,
|
| 463 |
'#description'=>t('Feedback for this pair.'),
|
| 464 |
'#default_value' => $node->imageurl);
|
| 465 |
|
| 466 |
$form['edit']['pid'] = array(
|
| 467 |
'#type' => 'hidden',
|
| 468 |
'#value' => arg(3));
|
| 469 |
|
| 470 |
$form['div_tag'] = array(
|
| 471 |
'#type' => 'markup',
|
| 472 |
'#value' => '</div>');
|
| 473 |
|
| 474 |
$form['edit']['submit'] = array(
|
| 475 |
'#type' => 'submit',
|
| 476 |
'#value' => t('Submit'));
|
| 477 |
|
| 478 |
}
|
| 479 |
break;
|
| 480 |
}
|
| 481 |
return $form;
|
| 482 |
}
|
| 483 |
|
| 484 |
|
| 485 |
function add_vocab_pair_validate($form_id, $form_values)
|
| 486 |
{
|
| 487 |
if ('add_vocab_pair' == $form_id)
|
| 488 |
{
|
| 489 |
if(isset($form_value['edit']))
|
| 490 |
{
|
| 491 |
if($form_values['front'] == "" || $form_values['back'] == "")
|
| 492 |
{
|
| 493 |
form_set_error('',t('Only the Image field may be left blank'));
|
| 494 |
}
|
| 495 |
}
|
| 496 |
}
|
| 497 |
}
|
| 498 |
|
| 499 |
function add_vocab_pair_submit($form_id, $form_values)
|
| 500 |
{
|
| 501 |
$nid = arg(1);
|
| 502 |
$pid = arg(3);
|
| 503 |
if(isset($nid) && $nid != 0)
|
| 504 |
{
|
| 505 |
if ( 'add_vocab_pair' == $form_id)
|
| 506 |
{
|
| 507 |
$pair = (object) array('nid'=> $nid, 'front'=>$form_values['front'], 'back'=>$form_values['back'],'imageurl'=> $form_values['imageurl']);
|
| 508 |
|
| 509 |
if(is_numeric($form_values['pid']))
|
| 510 |
vocab_update($pair);
|
| 511 |
else
|
| 512 |
_vocab_insert($pair);
|
| 513 |
|
| 514 |
drupal_set_message("[".$pair->front." | ". $pair->back."] added");
|
| 515 |
drupal_goto('vocab/'.$nid.'/add');
|
| 516 |
}
|
| 517 |
}
|
| 518 |
else
|
| 519 |
{
|
| 520 |
drupal_goto("node");
|
| 521 |
}
|
| 522 |
}
|
| 523 |
|
| 524 |
/******************** HELPER FUNCTIONS *****************************/
|
| 525 |
|
| 526 |
function add_vocab_pair()
|
| 527 |
{
|
| 528 |
$nid = arg(1);
|
| 529 |
$pid = arg(3);
|
| 530 |
if(isset($nid))
|
| 531 |
{
|
| 532 |
$node = node_load(array('nid' => $nid));
|
| 533 |
$breadcrumb[] = array('path' => 'node/'.$nid, 'title' => ($node->title));
|
| 534 |
|
| 535 |
switch(arg(2)){
|
| 536 |
case 'add':
|
| 537 |
$breadcrumb[] = array('path' => 'vocab/'. $nid.'/add', 'title' => t("add vocab pair", array()));
|
| 538 |
break;
|
| 539 |
case 'edit':
|
| 540 |
$breadcrumb[] = array('path' => 'vocab/'. $nid.'/edit/'.$pid, 'title' => t("edit vocab pair", array()));
|
| 541 |
break;
|
| 542 |
}
|
| 543 |
menu_set_location($breadcrumb);
|
| 544 |
|
| 545 |
//TODO: focus cursor in first box
|
| 546 |
$add_data = vocab_add_data_form($node);
|
| 547 |
$output = drupal_get_form('add_vocab_pair', $add_data);
|
| 548 |
$output .= l(t("Return to the key page"), "node/".$nid);
|
| 549 |
|
| 550 |
}
|
| 551 |
else
|
| 552 |
{
|
| 553 |
drupal_goto("node");
|
| 554 |
}
|
| 555 |
return $output;
|
| 556 |
}
|
| 557 |
|
| 558 |
function _vocab_insert($node)
|
| 559 |
{
|
| 560 |
db_query("INSERT INTO {vocab_data} (nid, front, back, imageurl) VALUES (%d, '%s', '%s', '%s')", $node->nid, $node->front, $node->back, $node->imageurl);
|
| 561 |
}
|
| 562 |
|
| 563 |
/**
|
| 564 |
* hook_insert()
|
| 565 |
*/
|
| 566 |
function vocab_insert($node) {//REPLACE INTO less efficient, but solves the problem of orphaned older nodes which didn't have labels
|
| 567 |
db_query("REPLACE INTO {vocab_labels} (nid, flabel, blabel) VALUES (%d, '%s', '%s')", $node->nid, $node->flabel, $node->blabel);
|
| 568 |
}
|
| 569 |
|
| 570 |
/**
|
| 571 |
* hook_load
|
| 572 |
*/
|
| 573 |
function vocab_load($node) {
|
| 574 |
return db_fetch_array(db_query("SELECT * FROM {vocab_labels} WHERE nid=%d", $node->nid));
|
| 575 |
}
|
| 576 |
function vocab_settings()
|
| 577 |
{
|
| 578 |
$form['labels']= array('#type'=>'fieldset', '#description'=>t('Vocabulary pairs display'));
|
| 579 |
$form['labels']['vocabset_display_number'] = array (
|
| 580 |
'#type'=>'textfield',
|
| 581 |
'#title'=>t('Default number of pairs to display'),
|
| 582 |
'#default_value'=>variable_get('vocabset_display_number', 10),
|
| 583 |
);
|
| 584 |
$form['#token'] = FALSE;
|
| 585 |
return $form;
|
| 586 |
}
|
| 587 |
|
| 588 |
?>
|
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