signup/includes/node_output.inc

<?php
// $Id: node_output.inc,v 1.11 2009/08/03 19:58:11 dww Exp $


/**
 * @file
 * Code used to generate singup-related output when viewing nodes.
 */

/**
 * Generate all the signup-related output for a given node.
 *
 * Because of the global setting to control if the signup details and form
 * appear at the bottom of the node or on a separate tab, this function is
 * shared by multiple callers.
 *
 * @param $node
 *   The fully loaded node object.
 * @param $type
 *   The kind of output would we render: can be either 'node' or 'tab'.
 *
 * @return
 *   The fully rendered HTML for all signup-related forms and info.
 *
 * @see signup_nodeapi()
 * @see signup_node_tab()
 *
 * @todo This needs to be much more theme-friendly.
 *
 */
function _signup_node_output($node, $type = 'node') {
  $output = theme('signup_node_output_header', $node);
  $output .= _signup_current_user_signup($node, $type);
  return $output;
}

/**
 * Helper function to generate the output for the current user's signup.
 */
function _signup_current_user_signup($node, $type = 'node') {
  global $user;
  $output = '';
  $fieldset = $type == 'node' ? TRUE : FALSE;
  // The node has been closed for signups, and the user has
  // signup permissions.  Let them know it's closed.
  if (!$node->signup_status) {
    if (user_access('sign up for content')) {
      $current_signup = '';
      // If they're logged in and already signed up, show their current
      // signup info and give them the option to cancel.
      if ($user->uid) {
        $signup = db_fetch_object(db_query("SELECT sl.*, n.title, u.name FROM {signup_log} sl INNER JOIN {node} n ON sl.nid = n.nid INNER JOIN {users} u ON sl.uid = u.uid WHERE sl.uid = %d AND sl.nid = %d", $user->uid, $node->nid));
        if (!empty($signup)) {
          $current_signup = _signup_render_signup_edit_form($signup, $type);
        }
      }
      $output .= theme('signup_signups_closed', $node, $current_signup);
    }
  }
  else {
    if ($user->uid == 0) {
      // This is an anonymous user.
      if (user_access('sign up for content')) {
        // If they can signup, render the anonymous sigup form.
        module_load_include('inc', 'signup', 'includes/signup_form');
        $output .= drupal_get_form('signup_form', $node, 'anon', $fieldset);
      }
      else {
        // If not, then display the appropriate login/register link if the
        // default authenticated user role can signup.
        $anon_login_text = '';
        $signup_roles = user_roles(FALSE, 'sign up for content');
        if (!empty($signup_roles[DRUPAL_AUTHENTICATED_RID])) {
          $token_array = array(
            '!login' => l(t('login'), 'user/login', array('query' => drupal_get_destination())),
            '!register' => l(t('register'), 'user/register', array('query' => drupal_get_destination())),
            '%node_type' => node_get_types('name', $node->type),
          );
          if (variable_get('user_register', 1) == 0) {
            $anon_login_text = t('Please !login to sign up for this %node_type.', $token_array);
          }
          else {
            $anon_login_text = t('Please !login or !register to sign up for this %node_type.', $token_array);
          }
        }
        $output .= theme('signup_anonymous_user_login_text', $anon_login_text);
      }
    }
    else {
      // An authenticated user.

      // See if the user is already signed up for this node.
      $signup = db_fetch_object(db_query("SELECT sl.*, n.title, u.name, u.mail FROM {signup_log} sl INNER JOIN {node} n ON sl.nid = n.nid INNER JOIN {users} u ON sl.uid = u.uid WHERE sl.uid = %d AND sl.nid = %d", $user->uid, $node->nid));
      if (empty($signup)) {
        // Not yet signed up
        if (user_access('sign up for content')) {
          // User has permission to do so, so give them the form.
          module_load_include('inc', 'signup', 'includes/signup_form');
          $output .= drupal_get_form('signup_form', $node, 'auth', $fieldset);
        }
      }
      else {
        // Already signed up, display their info.
        $output .= _signup_render_signup_edit_form($signup, $type);
      }
    }
  }
  return $output;
}

/**
 * Helper function to generate the list of users signed up for a node.
 */
function signup_user_list_output($node) {
  $output = '';

  // How should the list of signed-up users be displayed, if at all?
  $display_list = variable_get('signup_display_signup_user_list', 'signup');

  // Ensure the user has permission to view the signup list for this node.
  if (_signup_menu_access($node, 'list')) {
    if ($display_list == 'signup' || $display_list == 'signup-tab') {
      // Admin wants the hard-coded signup listing.
      $registered_query = db_query("SELECT u.uid, u.name, s.signup_time, s.form_data FROM {signup_log} s INNER JOIN {users} u ON u.uid = s.uid WHERE s.nid = %d AND u.uid <> 0", $node->nid);
      $registered_signups = array();
      while ($signed_up_user = db_fetch_object($registered_query)) {
        $registered_signups[] = $signed_up_user;
      }
      $anon_query = db_query("SELECT * FROM {signup_log} WHERE nid = %d AND uid = 0", $node->nid);
      $anon_signups = array();
      while ($signed_up_user = db_fetch_object($anon_query)) {
        $anon_signups[] = $signed_up_user;
      }
      $output .= theme('signup_user_list', $node, $registered_signups, $anon_signups);
    }
    elseif (($display_list == 'embed-view' || $display_list == 'embed-view-tab') && module_exists('views')) {
      $signup_view = variable_get('signup_user_list_view', 'signup_user_list:default');
      $signup_view_parts = explode(':', $signup_view);
      $view_name = $signup_view_parts[0];
      $view_display = $signup_view_parts[1];
      $view = views_get_view($view_name);
      if ($display_list == 'embed-view-tab') {
        $view->override_path = 'node/%/signups/list';
      }
      else {
        $view->override_path = 'node/%';
      }
      $view_args = array($node->nid);
      $output .=  $view->preview($view_display, $view_args);
    }
    // Otherwise, they're on their own, and either don't want it displayed at
    // all, or they want to handle where/how it's displayed via views.
  }
  return $output;
}

/**
 * Page handler for the optional 'signup' tab on nodes.
 *
 * This is only used if the site has configured the signup form and related
 * output to appear on a separate tab, instead of directly embedded in the
 * node.
 *
 * @param $node
 *   The node to generate a signup tab for.
 *
 * @return
 *   The contents of the signup tab.
 *
 * @see _signup_node_output()
 */
function signup_node_tab($node) {
  drupal_set_title(check_plain($node->title));
  return _signup_node_output($node, 'tab');
}

/**
 * Helper function to render the form to edit your own signup.
 */
function _signup_render_signup_edit_form($signup, $type) {
  $path = drupal_get_path('module', 'signup');
  if ($type == 'node') {
    drupal_add_css("$path/signup.css");
  }
  drupal_add_js("$path/js/signup_edit_form.js");
  module_load_include('inc', 'signup', 'includes/signup_edit_form');
  $form = drupal_get_form('signup_edit_form', $signup, $type);
  $form_errors = form_get_errors() ? TRUE : FALSE;
  drupal_add_js(array('signupEditFormErrors' => $form_errors), 'setting');
  return $form;
}

1	<?php
2	// $Id: node_output.inc,v 1.11 2009/08/03 19:58:11 dww Exp $
3
4
5	/**
6	* @file
7	* Code used to generate singup-related output when viewing nodes.
8	*/
9
10	/**
11	* Generate all the signup-related output for a given node.
12	*
13	* Because of the global setting to control if the signup details and form
14	* appear at the bottom of the node or on a separate tab, this function is
15	* shared by multiple callers.
16	*
17	* @param $node
18	* The fully loaded node object.
19	* @param $type
20	* The kind of output would we render: can be either 'node' or 'tab'.
21	*
22	* @return
23	* The fully rendered HTML for all signup-related forms and info.
24	*
25	* @see signup_nodeapi()
26	* @see signup_node_tab()
27	*
28	* @todo This needs to be much more theme-friendly.
29	*
30	*/
31	function _signup_node_output($node, $type = 'node') {
32	$output = theme('signup_node_output_header', $node);
33	$output .= _signup_current_user_signup($node, $type);
34	return $output;
35	}
36
37	/**
38	* Helper function to generate the output for the current user's signup.
39	*/
40	function _signup_current_user_signup($node, $type = 'node') {
41	global $user;
42	$output = '';
43	$fieldset = $type == 'node' ? TRUE : FALSE;
44	// The node has been closed for signups, and the user has
45	// signup permissions. Let them know it's closed.
46	if (!$node->signup_status) {
47	if (user_access('sign up for content')) {
48	$current_signup = '';
49	// If they're logged in and already signed up, show their current
50	// signup info and give them the option to cancel.
51	if ($user->uid) {
52	$signup = db_fetch_object(db_query("SELECT sl.*, n.title, u.name FROM {signup_log} sl INNER JOIN {node} n ON sl.nid = n.nid INNER JOIN {users} u ON sl.uid = u.uid WHERE sl.uid = %d AND sl.nid = %d", $user->uid, $node->nid));
53	if (!empty($signup)) {
54	$current_signup = _signup_render_signup_edit_form($signup, $type);
55	}
56	}
57	$output .= theme('signup_signups_closed', $node, $current_signup);
58	}
59	}
60	else {
61	if ($user->uid == 0) {
62	// This is an anonymous user.
63	if (user_access('sign up for content')) {
64	// If they can signup, render the anonymous sigup form.
65	module_load_include('inc', 'signup', 'includes/signup_form');
66	$output .= drupal_get_form('signup_form', $node, 'anon', $fieldset);
67	}
68	else {
69	// If not, then display the appropriate login/register link if the
70	// default authenticated user role can signup.
71	$anon_login_text = '';
72	$signup_roles = user_roles(FALSE, 'sign up for content');
73	if (!empty($signup_roles[DRUPAL_AUTHENTICATED_RID])) {
74	$token_array = array(
75	'!login' => l(t('login'), 'user/login', array('query' => drupal_get_destination())),
76	'!register' => l(t('register'), 'user/register', array('query' => drupal_get_destination())),
77	'%node_type' => node_get_types('name', $node->type),
78	);
79	if (variable_get('user_register', 1) == 0) {
80	$anon_login_text = t('Please !login to sign up for this %node_type.', $token_array);
81	}
82	else {
83	$anon_login_text = t('Please !login or !register to sign up for this %node_type.', $token_array);
84	}
85	}
86	$output .= theme('signup_anonymous_user_login_text', $anon_login_text);
87	}
88	}
89	else {
90	// An authenticated user.
91
92	// See if the user is already signed up for this node.
93	$signup = db_fetch_object(db_query("SELECT sl.*, n.title, u.name, u.mail FROM {signup_log} sl INNER JOIN {node} n ON sl.nid = n.nid INNER JOIN {users} u ON sl.uid = u.uid WHERE sl.uid = %d AND sl.nid = %d", $user->uid, $node->nid));
94	if (empty($signup)) {
95	// Not yet signed up
96	if (user_access('sign up for content')) {
97	// User has permission to do so, so give them the form.
98	module_load_include('inc', 'signup', 'includes/signup_form');
99	$output .= drupal_get_form('signup_form', $node, 'auth', $fieldset);
100	}
101	}
102	else {
103	// Already signed up, display their info.
104	$output .= _signup_render_signup_edit_form($signup, $type);
105	}
106	}
107	}
108	return $output;
109	}
110
111	/**
112	* Helper function to generate the list of users signed up for a node.
113	*/
114	function signup_user_list_output($node) {
115	$output = '';
116
117	// How should the list of signed-up users be displayed, if at all?
118	$display_list = variable_get('signup_display_signup_user_list', 'signup');
119
120	// Ensure the user has permission to view the signup list for this node.
121	if (_signup_menu_access($node, 'list')) {
122	if ($display_list == 'signup' \|\| $display_list == 'signup-tab') {
123	// Admin wants the hard-coded signup listing.
124	$registered_query = db_query("SELECT u.uid, u.name, s.signup_time, s.form_data FROM {signup_log} s INNER JOIN {users} u ON u.uid = s.uid WHERE s.nid = %d AND u.uid <> 0", $node->nid);
125	$registered_signups = array();
126	while ($signed_up_user = db_fetch_object($registered_query)) {
127	$registered_signups[] = $signed_up_user;
128	}
129	$anon_query = db_query("SELECT * FROM {signup_log} WHERE nid = %d AND uid = 0", $node->nid);
130	$anon_signups = array();
131	while ($signed_up_user = db_fetch_object($anon_query)) {
132	$anon_signups[] = $signed_up_user;
133	}
134	$output .= theme('signup_user_list', $node, $registered_signups, $anon_signups);
135	}
136	elseif (($display_list == 'embed-view' \|\| $display_list == 'embed-view-tab') && module_exists('views')) {
137	$signup_view = variable_get('signup_user_list_view', 'signup_user_list:default');
138	$signup_view_parts = explode(':', $signup_view);
139	$view_name = $signup_view_parts[0];
140	$view_display = $signup_view_parts[1];
141	$view = views_get_view($view_name);
142	if ($display_list == 'embed-view-tab') {
143	$view->override_path = 'node/%/signups/list';
144	}
145	else {
146	$view->override_path = 'node/%';
147	}
148	$view_args = array($node->nid);
149	$output .= $view->preview($view_display, $view_args);
150	}
151	// Otherwise, they're on their own, and either don't want it displayed at
152	// all, or they want to handle where/how it's displayed via views.
153	}
154	return $output;
155	}
156
157	/**
158	* Page handler for the optional 'signup' tab on nodes.
159	*
160	* This is only used if the site has configured the signup form and related
161	* output to appear on a separate tab, instead of directly embedded in the
162	* node.
163	*
164	* @param $node
165	* The node to generate a signup tab for.
166	*
167	* @return
168	* The contents of the signup tab.
169	*
170	* @see _signup_node_output()
171	*/
172	function signup_node_tab($node) {
173	drupal_set_title(check_plain($node->title));
174	return _signup_node_output($node, 'tab');
175	}
176
177	/**
178	* Helper function to render the form to edit your own signup.
179	*/
180	function _signup_render_signup_edit_form($signup, $type) {
181	$path = drupal_get_path('module', 'signup');
182	if ($type == 'node') {
183	drupal_add_css("$path/signup.css");
184	}
185	drupal_add_js("$path/js/signup_edit_form.js");
186	module_load_include('inc', 'signup', 'includes/signup_edit_form');
187	$form = drupal_get_form('signup_edit_form', $signup, $type);
188	$form_errors = form_get_errors() ? TRUE : FALSE;
189	drupal_add_js(array('signupEditFormErrors' => $form_errors), 'setting');
190	return $form;
191	}
192