/[drupal]/contributions/modules/nodeaccess/nodeaccess.module
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revision 1.4.2.7.2.8, Fri Jun 8 16:24:51 2007 UTC revision 1.4.2.7.2.9, Mon Jul 21 21:43:46 2008 UTC
# Line 1  Line 1 
1  <?php  <?php
2  // $Id: nodeaccess.module,v 1.4.2.7.2.7 2007/04/30 19:35:18 debtman7 Exp $  // $Id: nodeaccess.module,v 1.4.2.7.2.8 2007/06/08 16:24:51 debtman7 Exp $
3    
4  /**  /**
5   * Implementation of hook_help().   * Implementation of hook_help().
6   */   */
7  function nodeaccess_help($section) {  function nodeaccess_help($section) {
8    if (preg_match('|^node/\d+/grant|', $section)) {    if (preg_match('|^node/\d+/grant|', $section)) {
9      $message = t('You can set grants per users.');      return '<small>' . t('You can set grants per users. Enter a name or a partial name in the box and click Search or press return. You need to check the Keep? checkbox if you want to keep the user for granting. Note that user grants are additional to those coming from roles.') . '</small>';
     $message .= t(' You need to check the Keep checkbox if you want to keep the user for granting. Users with Keep checkbox checked remain in the user table between searches. Note that user rights are additional to those coming from roles.');  
10    }    }
11  }  }
12    
   
13  /**  /**
14   * Implementation of hook_menu().   * Implementation of hook_menu().
15   */   */
16  function nodeaccess_menu($may_cache) {  function nodeaccess_menu($may_cache) {
17    $items = array();    $items = array();
18    if ($may_cache) {    if ($may_cache) {
19      $items[] = array('path' => 'admin/user/nodeaccess', 'title' => t('Nodeaccess'),      $items[] = array('path' => 'admin/user/nodeaccess',
20        'callback' => 'nodeaccess_admin', 'access' => user_access('administer nodeaccess'),                       'title' => t('Nodeaccess'),
21        'description' => t('Change default settings for the nodeaccess module'));                       'callback' => 'nodeaccess_admin',
22                         'access' => user_access('administer nodeaccess'),
23                         'description' => t('Change default settings for the Nodeaccess module.'));
24    }    }
25    else {    else {
26      if (arg(0) == 'node' && is_numeric(arg(1))) {      if (arg(0) == 'node' && is_numeric(arg(1))) {
27        $node = node_load(arg(1));        $node = node_load(arg(1));
28        $types = variable_get('nodeaccess-types', array());        if (nodeaccess_access('grant', $node)) {
29        global $user;          $items[] = array('path' => 'node/'. $node->nid .'/grant',
30        if ($node->nid && $types[$node->type] && (user_access('grant node permissions') || (user_access('grant own node permissions') && $node->uid == $user->uid))) {                           'title' => t('Grant'),
31          $items[] = array('path' => 'node/'. $node->nid .'/grant', 'title' => t('Grant'),                           'callback' => 'nodeaccess_grants',
32            'callback' => 'nodeaccess_page', 'callback arguments' => $node->nid,                           'callback arguments' => $node->nid,
33            'access' => nodeaccess_access('grant', $node),                           'access' => nodeaccess_access('grant', $node),
34            'weight' => 5,                           'weight' => 5,
35            'type' => MENU_LOCAL_TASK);                           'type' => MENU_LOCAL_TASK);
36        }        }
37      }      }
38    }    }
# Line 43  function nodeaccess_menu($may_cache) { Line 43  function nodeaccess_menu($may_cache) {
43   * Implementation of hook_perm().   * Implementation of hook_perm().
44   */   */
45  function nodeaccess_perm() {  function nodeaccess_perm() {
46    return array('administer nodeaccess', 'grant node permissions', 'grant own node permissions');    return array('administer nodeaccess', 'grant node permissions', 'grant editable node permissions', 'grant deletable node permissions', 'grant own node permissions');
47  }  }
48    
49  /**  /**
# Line 51  function nodeaccess_perm() { Line 51  function nodeaccess_perm() {
51   */   */
52  function nodeaccess_access($op, $node) {  function nodeaccess_access($op, $node) {
53    global $user;    global $user;
54      $allowed_types = variable_get('nodeaccess-types', array());
55    if ($op == 'grant') {    if ($op == 'grant') {
56      if (user_access('grant node permissions') || (user_access('grant own node permissions') && ($user->uid == $node->uid))) {      if ($node->nid && $allowed_types[$node->type] &&
57            (user_access('grant node permissions') ||
58             (user_access('grant editable node permissions') && node_access('update', $node)) ||
59             (user_access('grant deletable node permissions') && node_access('delete', $node)) ||
60             (user_access('grant own node permissions') && ($user->uid == $node->uid)))) {
61        return TRUE;        return TRUE;
62      }      }
63    }    }
64      return FALSE;
65  }  }
66    
67  /**  /**
68   * Menu callback. Draws the page.   * Menu callback. Draws the admin page.
69   */   */
 function nodeaccess_page($nid) {  
   $output = drupal_get_form('nodeaccess_grants_form', $nid);  
   
   $node = node_load($nid);  
   drupal_set_title(check_plain($node->title));  
   return $output;  
 }  
   
 function nodeaccess_grants_form($nid) {  
     $node = node_load($nid);  
   
   // build our form  
   $edit = _nodeaccess_populate($nid);  
   
   $roles = $edit['rid'];  
   $users = $edit['uid'];  
   
   $form['nid'] = array('#type' => 'value', '#value' => $nid);  
   
   // roles table  
   if (is_array($roles)) {  
     $form['rid'] = array('#tree' => TRUE);  
     $allowed = variable_get('nodeaccess-roles', array());  
     foreach ($roles as $key => $field) {  
     if ($allowed[$key]) {  
       $form['rid'][$key]['name'] = array('#type' => 'hidden', '#value' => $field['name']);  
       $form['rid'][$key]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $field['grant_view']);  
       $form['rid'][$key]['grant_update'] = array('#type' => 'checkbox', '#default_value' => $field['grant_update']);  
       $form['rid'][$key]['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $field['grant_delete']);  
       }  
     }  
   }  
   
   // users table  
   if (is_array($users)) {  
     $form['uid'] = array('#tree' => TRUE);  
     foreach ($users as $key => $field) {  
       $form['uid'][$key]['name'] = array('#type' => 'hidden', '#value' => $field['name']);  
       $form['uid'][$key]['keep'] = array('#type' => 'checkbox', '#default_value' => $field['keep']);  
       $form['uid'][$key]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $field['grant_view']);  
       $form['uid'][$key]['grant_update'] = array('#type' => 'checkbox', '#default_value' => $field['grant_update']);  
       $form['uid'][$key]['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $field['grant_delete']);  
     }  
   }  
   
   // deal with searching  
   $form['old_keys'] = array('#type' => 'hidden', '#value' => $edit['keys']);  
   
   // autocomplete returns errors if users don't have access to profiles  
   if (user_access('access user profiles')) {  
     $form['keys'] = array('#type' => 'textfield', '#default_value' => $edit['keys'], '#size' => 40, '#autocomplete_path' => 'user/autocomplete');  
   }  
   else {  
     $form['keys'] = array('#type' => 'textfield', '#default_value' => $edit['keys'], '#size' => 40);  
   }  
   
   $form['search'] = array('#type' => 'button', '#value' => t('Search'));  
   
   $form['submit'] = array('#type' => 'submit', '#value' => t('Save Grants'));  
   
   return $form;  
 }  
   
 function theme_nodeaccess_grants_form($form) {  
   // role table  
   $roles = element_children($form['rid']);  
   if (count($roles) > 0) {  
     $header = array(t('Role'), t('View'), t('Edit'), t('Delete'));  
     foreach ($roles as $key) {  
       $row = array();  
       $row[] = $form['rid'][$key]['name']['#value'] . drupal_render($form['rid'][$key]['name']);  
       $row[] = drupal_render($form['rid'][$key]['grant_view']);  
       $row[] = drupal_render($form['rid'][$key]['grant_update']);  
       $row[] = drupal_render($form['rid'][$key]['grant_delete']);  
       $rows[] = $row;  
     }  
     $output .= theme('table', $header, $rows);  
   }  
   
   // search form  
   $output .= '<p /><div class="search-form">';  
   $output .= '<b>' . t('Enter names to search for users:') . '</b>';  
   $output .= '<div class="container-inline">';  
   $output .= drupal_render($form['old_keys']);  
   $output .= drupal_render($form['keys']);  
   $output .= drupal_render($form['search']);  
   $output .= '</div></div>';  
   
   // user table  
   unset($rows);  
   $users = element_children($form['uid']);  
   if (count($users) > 0) {  
     $header = array(t('User'), t('Keep?'), t('View'), t('Edit'), t('Delete'));  
     foreach ($users as $key) {  
       $row = array();  
       $row[] = $form['uid'][$key]['name']['#value'];  
       $row[] = drupal_render($form['uid'][$key]['keep']);  
       $row[] = drupal_render($form['uid'][$key]['grant_view']);  
       $row[] = drupal_render($form['uid'][$key]['grant_update']);  
       $row[] = drupal_render($form['uid'][$key]['grant_delete']);  
       $rows[] = $row;  
     }  
     $output .= theme('table', $header, $rows);  
   }  
   
   $output .= drupal_render($form);  
   
   return $output;  
 }  
   
 function nodeaccess_grants_form_submit($form_id, $form_values) {  
   global $user;  
   $grants = array();  
   $nid = $form_values['nid'];  
   $save = array();  
   $node->nid = $nid;  
   
   foreach (array('uid', 'rid') as $type) {  
     $realm = 'nodeaccess_' . $type;  
     if (is_array($form_values[$type])) {  
       $grants = array();  
       foreach ($form_values[$type] as $gid => $line) {  
         $grant = array('gid' => $gid, 'realm' => $realm, 'grant_view' => $line['grant_view'],  
           'grant_update' => $line['grant_update'], 'grant_delete' => $line['grant_delete']);  
         $grants[] = $grant;  
         $save[] = $grant;  
       }  
     }  
     node_access_write_grants($node, $grants, $realm);  
   }  
   
   // add author grants  
   // holy crap same piece of code used 3 times aaaah!  
   $author_prefs = variable_get('nodeaccess_authors', array());  
   $agrant = $author_prefs[$node->type];  
   if (variable_get('nodeaccess-priority', 0)) {  
     $priority = 1;  
   }  
   else {  
     $priority = 0;  
   }  
   if ($agrant['grant_view'] || $agrant['grant_update'] || $agrant['grant_delete']) {  
     $grants[] = array(  
       'realm' => 'nodeaccess_author',  
       'gid' => $node->uid,  
       'grant_view' => $agrant['grant_view'],  
       'grant_update' => $agrant['grant_update'],  
       'grant_delete' => $agrant['grant_delete'],  
       'priority' => $priority  
     );  
     node_access_write_grants($node, $grants, 'nodeaccess_author');  
   }  
   
   
   
   // save it to our own table, thanks to the new api....  
   _nodeaccess_save_new($nid, $save);  
   
   drupal_set_message(t('Grants saved.'));  
 }  
   
 /**  
  * Popupate $edit. Loads all roles, gathers uids from node_access and search,  
  * and calculates the grants for the users.  
  *  
  * This queries the node_access tables, but it doesn't write so hopefully that's ok  
  *  
  */  
 function _nodeaccess_populate($nid) {  
   $edit = $_POST;  
   //dprint_r($edit);  
   // delete what is not kept  
   if (is_array($edit['uid'])) {  
     foreach ($edit['uid'] as $uid => $row) {  
       if (!$row['keep']) {  
         unset($edit['uid'][$uid]);  
       }  
     }  
   }  
   if (!$edit) {  
     $edit = array();  
     // load all roles  
     $result = db_query("SELECT rid, name, na.* FROM {role} LEFT JOIN {node_access} na ON rid=gid AND realm='%s' AND nid=%d ORDER BY name", 'nodeaccess_rid', $nid);  
     while ($grant = db_fetch_object($result)) {  
       $edit['rid'][$grant->rid] = array('name' => $grant->name, 'grant_view' => $grant->grant_view, 'grant_update' => $grant->grant_update, 'grant_delete' => $grant->grant_delete);  
     }  
     // load uids from node_access  
     $result = db_query("SELECT uid, name FROM {node_access} na LEFT JOIN {users} ON uid=gid WHERE nid=%d AND realm='%s'", $nid, 'nodeaccess_uid');  
     while ($account = db_fetch_object($result)) {  
       $edit['uid'][$account->uid] = array('name' =>  $account->name, 'keep' => 1);  
     }  
   }  
   // perform search  
   if ($edit['keys'] && $edit['old_keys'] != $edit['keys']) {  
     $sql = "SELECT uid, name FROM {users} WHERE name LIKE '%%%s%%'";  
     $params = array(preg_replace('!\*+!', '%', $edit['keys']));  
     if (is_array($edit['uid'])) {  
       $sql .= ' AND uid NOT IN (%s)';  
       $params[] = implode(',', array_keys($edit['uid']));  
     }  
     $result = db_query($sql, $params);  
     while ($account = db_fetch_object($result)) {  
       $edit['uid'][$account->uid] = array('name' =>  $account->name);  
     }  
   }  
   // calculate node grants for users  
   if (is_array($edit['uid'])) {  
     foreach (array_keys($edit['uid']) as $uid) {  
       if (!isset($edit['uid'][$uid]['grant_view'])) {  
         foreach (array('grant_view', 'grant_update', 'grant_delete') as $grant_type) {  
           $edit['uid'][$uid][$grant_type] = db_num_rows(db_query_range("SELECT * FROM {node_access} na LEFT JOIN {users_roles} r ON na.gid=r.rid WHERE nid=%d AND realm='%s' AND uid=%d AND %s=1", $nid, 'nodeaccess_rid', $uid, $grant_type, 0, 1)) || db_num_rows(db_query_range("SELECT * FROM {node_access} na WHERE nid=%d AND realm='%s' AND gid=%d AND %s=1", $nid, 'nodeaccess_uid', $uid, $grant_type, 0, 1));  
         }  
       }  
     }  
   }  
   
   return $edit;  
 }  
   
 function _nodeaccess_save_new($nid, $grants) {  
   db_query("DELETE FROM {nodeaccess} WHERE nid=%d", $nid);  
   foreach ($grants as $grant) {  
     db_query("INSERT INTO {nodeaccess} (nid, gid, realm, grant_view, grant_update, grant_delete) VALUES (%d, %d, '%s', %d, %d, %d)",  
       $nid, $grant['gid'], $grant['realm'], $grant['grant_view'], $grant['grant_update'], $grant['grant_delete']);  
   }  
 }  
   
   
 function nodeaccess_node_grants($user, $op) {  
   global $user;  
   
   $roles = is_array($user->roles) ? array_keys($user->roles) : array(-1);  
   return array('nodeaccess_rid' => $roles, 'nodeaccess_uid' => array($user->uid), 'nodeaccess_author' => array($user->uid));  
 }  
   
 function nodeaccess_nodeapi(&$node, $op) {  
   switch ($op) {  
   case 'delete':  
     db_query('DELETE FROM {nodeaccess} WHERE nid=%d', $node->nid);  
     break;  
   }  
 }  
   
70  function nodeaccess_admin() {  function nodeaccess_admin() {
   // define our settings form  
   // need to set defaults from variable_get  
71    return drupal_get_form('nodeaccess_admin_form');    return drupal_get_form('nodeaccess_admin_form');
72  }  }
73    
74  function nodeaccess_admin_form() {  /**
75     * Menu callback. Draws the admin page.
76     */
77    function nodeaccess_admin_form($form_values = NULL) {
78      // Set defaults from variable_get.
79    $show = variable_get('nodeaccess-types', array());    $show = variable_get('nodeaccess-types', array());
80    $roles = user_roles();    $roles = nodeaccess_get_role_aliases();
81    $useroles = variable_get('nodeaccess-roles', array());    $allowed_roles = variable_get('nodeaccess-roles', array());
82      $allowed_grants = variable_get('nodeaccess-grants', array());
83    
84    $form['priority'] = array('#type' => 'checkbox',    $form['priority'] = array('#type' => 'checkbox',
85                              '#title' => t('Give node grants priority'),                              '#title' => t('Give node grants priority'),
86                              '#default_value' => variable_get('nodeaccess-priority', 0),                              '#default_value' => variable_get('nodeaccess-priority', 0),
87                              '#description' => t('If you are only using this access control module, you can safely ignore this. If you are using multiple access control modules, and you want the grants given on individual nodes to override any grants given by other modules, you should check this box.'));                              '#description' => '<small>' . t('If you are only using this access control module, you can safely ignore this. If you are using multiple access control modules, and you want the grants given on individual nodes to override any grants given by other modules, you should check this box.') . '</small>');
88    
89    $form['role'] =  array('#type' => 'fieldset', '#collapsible' => TRUE, '#collapsed' => TRUE, '#title' => t('Allowed Roles'), '#tree' => TRUE, '#description' => t('The selected roles will be listed on individual node grants. If you wish for certain roles to be hidden from users on the node grants tab, make sure they are not selected here'));    // Select whether to preserve hidden grants.
90      $form['preserve'] = array('#type' => 'checkbox',
91                                '#title' => t('Preserve hidden grants'),
92                                '#default_value' => variable_get('nodeaccess-preserve', 1),
93                                '#description' => '<small>' . t('If you check this box, any hidden grants are preserved when you save grants. Otherwise all grants users are not allowed to view or edit are revoked on save.') . '</small>');
94    
95      // Select permissions you want to allow users to view and edit.
96      $form['grant'] = array('#type' => 'fieldset',
97                             '#collapsible' => TRUE,
98                             '#collapsed' => TRUE,
99                             '#title' => t('Allowed Grants'),
100                             '#tree' => TRUE,
101                             '#description' => '<small>' . t('The selected grants will be listed on individual node grants. If you wish for certain grants to be hidden from users on the node grants tab, make sure they are not selected here.') . '</small>');
102      $form['grant']['view'] = array('#type' => 'checkbox', '#title' => t('View'), '#default_value' => $allowed_grants['view']);
103      $form['grant']['edit'] = array('#type' => 'checkbox', '#title' => t('Edit'), '#default_value' => $allowed_grants['edit']);
104      $form['grant']['delete'] = array('#type' => 'checkbox', '#title' => t('Delete'), '#default_value' => $allowed_grants['delete']);
105    
106      // Select roles the permissions of which you want to allow users to
107      // view and edit, and the aliases and weights of those roles.
108      $form['role'] = array('#type' => 'fieldset',
109                            '#collapsible' => TRUE,
110                            '#collapsed' => TRUE,
111                            '#title' => t('Allowed Roles'),
112                            '#tree' => TRUE,
113                            '#theme' => 'nodeaccess_admin_form_roles',
114                            '#description' => '<small>' . t('The selected roles will be listed on individual node grants. If you wish for certain roles to be hidden from users on the node grants tab, make sure they are not selected here. You may also provide an alias for each role to be displayed to the user and a weight to order them by. This is useful if your roles have machine-readable names not intended for human users.') . '</small>');
115    foreach ($roles as $id => $role) {    foreach ($roles as $id => $role) {
116      $form['role'][$id] = array('#type' => 'checkbox', '#title' => $role, '#default_value' => $useroles[$id]);      // Catch NULL values.
117        if (!$role['alias']) {
118          $role['alias'] = '';
119        }
120        if (!$role['weight']) {
121          $role['weight'] = 0;
122        }
123        $form['role'][$id]['name'] = array('#type' => 'hidden', '#value' => $role['name']);
124        $form['role'][$id]['allow'] = array('#type' => 'checkbox', '#title' => $role['name'], '#default_value' => $allowed_roles[$id]);
125        $form['role'][$id]['alias'] = array('#type' => 'textfield', '#default_value' => $role['alias'], '#size' => 50, '#maxlength' => 50);
126        $form['role'][$id]['weight'] = array('#type' => 'weight', '#default_value' => $role['weight'], '#delta' => 10);
127    }    }
128    
129      // Generate fieldsets for each node type.
130    foreach (node_get_types() as $type => $name) {    foreach (node_get_types() as $type => $name) {
131      $form['nodeaccess'][$type] = array('#type' => 'fieldset',      $form['nodeaccess'][$type] = array('#type' => 'fieldset',
132                                         '#collapsible' => TRUE,                                         '#collapsible' => TRUE,
133                                         '#collapsed' => TRUE,                                         '#collapsed' => TRUE,
134                                         '#title' => $name->name,                                         '#title' => $name->name,
135                                         '#tree' => TRUE,                                         '#tree' => TRUE,
136                                         '#theme' => 'nodeaccess_admin_fieldset');                                         '#theme' => 'nodeaccess_admin_form_types');
137    
138      $form['nodeaccess'][$type]['show'] = array('#type' => 'checkbox',      $form['nodeaccess'][$type]['show'] = array('#type' => 'checkbox',
139                                                 '#title' => t('Show grant tab for this node type'),                                                 '#title' => t('Show grant tab for this node type'),
140                                                 '#default_value' => $show[$type]);                                                 '#default_value' => $show[$type]);
141    
142      // preference for author settings      // Set default author permissions for node type.
143      $author_prefs = variable_get('nodeaccess_authors', array());      $author_prefs = variable_get('nodeaccess_authors', array());
144      $form['nodeaccess'][$type]['author']['grant_view'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);      $form['nodeaccess'][$type]['author']['grant_view'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_view']);
145      $form['nodeaccess'][$type]['author']['grant_update'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_update']);      $form['nodeaccess'][$type]['author']['grant_update'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_update']);
146      $form['nodeaccess'][$type]['author']['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_delete']);      $form['nodeaccess'][$type]['author']['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $author_prefs[$type]['grant_delete']);
147    
148      $perms = variable_get('nodeaccess_' . $type, array());      $perms = variable_get('nodeaccess_' . $type, array());
149      foreach ($perms as $perm) {      foreach ($perms as $perm) {
150        $opts[$perm['gid']] = $perm;        $opts[$perm['gid']] = $perm;
151      }      }
152      // go through our roles      // Set default role permissions for node type.
153      foreach (user_roles() as $id => $role) {      foreach (user_roles() as $id => $role) {
154        $form['nodeaccess'][$type]['roles'][$id]['name'] = array('#value' => $role);        $form['nodeaccess'][$type]['roles'][$id]['name'] = array('#value' => $role);
155        $form['nodeaccess'][$type]['roles'][$id]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $opts[$id]['grant_view']);        $form['nodeaccess'][$type]['roles'][$id]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $opts[$id]['grant_view']);
# Line 361  function nodeaccess_admin_form() { Line 161  function nodeaccess_admin_form() {
161    return $form;    return $form;
162  }  }
163    
164  function theme_nodeaccess_admin_fieldset($form) {  /**
165     * Submit function for nodeaccess_admin_form.
166     */
167    function nodeaccess_admin_form_submit($form_id, $form_values) {
168      // Save priority.
169      variable_set('nodeaccess-priority', $form_values['priority']);
170      // Save preserve.
171      variable_set('nodeaccess-preserve', $form_values['preserve']);
172      // Save allowed grants.
173      foreach ($form_values['grant'] as $id => $val) {
174        $allowed_grants[$id] = $val;
175      }
176      variable_set('nodeaccess-grants', $allowed_grants);
177      // Save allowed roles, role aliases and weights.
178      foreach ($form_values['role'] as $id => $val) {
179        $allowed_roles[$id] = $val['allow'];
180        // Save alias and weight only for allowed roles.
181        if ($val['allow']) {
182          // If alias is empty, default to role name.
183          if ($val['alias']) {
184            $alias_prefs[$id]['name'] = $val['alias'];
185          } else {
186            $alias_prefs[$id]['name'] = $val['name'];
187          }
188          $alias_prefs[$id]['weight'] = $val['weight'];
189        }
190      }
191      variable_set('nodeaccess-roles', $allowed_roles);
192      nodeaccess_save_role_aliases($alias_prefs);
193      // Save author and role permissions for each node type.
194      $author_prefs = array();
195      foreach (node_get_types() as $type => $name) {
196        $grants = array();
197        foreach ($form_values[$type]['roles'] as $role => $val) {
198          $grants[] = array('gid' => $role, 'realm' => 'nodeaccess_rid', 'grant_view' => $val['grant_view'], 'grant_update' => $val['grant_update'], 'grant_delete' => $val['grant_delete']);
199        }
200        variable_set('nodeaccess_' . $type, $grants);
201        if ($form_values[$type]['show']) {
202          $allowed_types[$type] = 1;
203        }
204        else {
205          $allowed_types[$type] = 0;
206        }
207        $author_prefs[$type] = $form_values[$type]['author'];
208      }
209      variable_set('nodeaccess_authors', $author_prefs);
210      // Save allowed node types.
211      variable_set('nodeaccess-types', $allowed_types);
212      node_access_rebuild();
213      drupal_set_message(t('Grants saved.'));
214    }
215    
216    /**
217     * Theme functions for nodeaccess_admin_form.
218     */
219    function theme_nodeaccess_admin_form_roles($form) {
220      $roles = element_children($form);
221      $header = array(t('Allow Role'), t('Alias'), t('Weight'));
222      foreach ($roles as $role) {
223        $row = array();
224        $row[] = drupal_render($form[$role]['allow']);
225        $row[] = drupal_render($form[$role]['alias']);
226        $row[] = drupal_render($form[$role]['weight']);
227        $rows[] = $row;
228      }
229      $output .= theme('table', $header, $rows);
230      return $output;
231    }
232    
233    function theme_nodeaccess_admin_form_types($form) {
234    $output = drupal_render($form['show']);    $output = drupal_render($form['show']);
235    $roles = element_children($form['roles']);    $roles = element_children($form['roles']);
236    $header = array(t('Role'), t('View'), t('Edit'), t('Delete'));    $header = array(t('Role'), t('View'), t('Edit'), t('Delete'));
# Line 383  function theme_nodeaccess_admin_fieldset Line 252  function theme_nodeaccess_admin_fieldset
252    $row[] = drupal_render($form['author']['grant_delete']);    $row[] = drupal_render($form['author']['grant_delete']);
253    
254    $output .= theme('table', $header, array($row));    $output .= theme('table', $header, array($row));
255    $output .= '<small>' . t('The settings selected for the node author will define what permissions the node author has. This cannot be changed on individual node grants') . '</small>';    $output .= '<small>' . t('The settings selected for the node author will define what permissions the node author has. This cannot be changed on individual node grants.') . '</small>';
256    return $output;    return $output;
257  }  }
258    
259  function nodeaccess_admin_form_submit($form_id, $form_values) {  /**
260     * Menu callback. Draws the grant tab.
261     */
262    function nodeaccess_grants($nid) {
263      $node = node_load($nid);
264      drupal_set_title(check_plain($node->title));
265      return drupal_get_form('nodeaccess_grants_form', $node->nid);
266    }
267    
268    variable_set('nodeaccess-priority', $form_values['priority']);  /**
269     * Menu callback. Draws the grant tab.
270     */
271    function nodeaccess_grants_form($nid, $form_values = NULL) {
272      $node = node_load($nid);
273      $form_values = $_POST;
274      if (!$form_values) {
275        $form_values = array();
276        // Load all roles.
277        $result = db_query("SELECT r.rid, nra.name, na.grant_view, na.grant_update, na.grant_delete FROM {role} r LEFT JOIN {nodeaccess_role_alias} nra ON r.rid = nra.rid LEFT JOIN {node_access} na ON r.rid = na.gid AND na.realm = '%s' AND na.nid = %d ORDER BY nra.weight, nra.name", 'nodeaccess_rid', $node->nid);
278        while ($grant = db_fetch_object($result)) {
279          $form_values['rid'][$grant->rid] = array('name' => $grant->name, 'grant_view' => (boolean)$grant->grant_view, 'grant_update' => (boolean)$grant->grant_update, 'grant_delete' => (boolean)$grant->grant_delete);
280        }
281        // Load users from node_access.
282        $result = db_query("SELECT uid, name, grant_view, grant_update, grant_delete FROM {node_access} LEFT JOIN {users} ON uid = gid WHERE nid = %d AND realm = '%s' ORDER BY name", $node->nid, 'nodeaccess_uid');
283        while ($account = db_fetch_object($result)) {
284          $form_values['uid'][$account->uid] = array('name' => $account->name, 'keep' => 1, 'grant_view' => $account->grant_view, 'grant_update' => $account->grant_update, 'grant_delete' => $account->grant_delete);
285        }
286      } else {
287        // Delete unkept users.
288        if (is_array($form_values['uid'])) {
289          foreach ($form_values['uid'] as $uid => $row) {
290            if (!$row['keep']) {
291              unset($form_values['uid'][$uid]);
292            }
293          }
294        }
295        if (!$form_values['uid']) {
296          unset($form_values['uid']);
297        }
298        // Perform search.
299        if ($form_values['keys']) {
300          $sql = "SELECT uid, name FROM {users} WHERE name LIKE '%%%s%%'";
301          $params = array(preg_replace('!\*+!', '%', $form_values['keys']));
302          if (is_array($form_values['uid'])) {
303            $sql .= ' AND uid NOT IN (%s)';
304            $params[] = implode(',', array_keys($form_values['uid']));
305          }
306          $result = db_query($sql, $params);
307          while ($account = db_fetch_object($result)) {
308            $form_values['uid'][$account->uid] = array('name' => $account->name, 'keep' => 0);
309          }
310        }
311        // Calculate default grants for found users.
312        if (is_array($form_values['uid'])) {
313          foreach (array_keys($form_values['uid']) as $uid) {
314            if (!$form_values['uid'][$uid]['keep']) {
315              foreach (array('grant_view', 'grant_update', 'grant_delete') as $grant_type) {
316                $form_values['uid'][$uid][$grant_type] = db_result(db_query("SELECT count(*) FROM {node_access} na LEFT JOIN {users_roles} r ON na.gid = r.rid WHERE nid = %d AND realm = '%s' AND uid = %d AND %s = 1 LIMIT 1 OFFSET 0", $node->nid, 'nodeaccess_rid', $uid, $grant_type)) || db_result(db_query("SELECT count(*) FROM {node_access} na WHERE nid = %d AND realm = '%s' AND gid = %d AND %s = 1 LIMIT 1 OFFSET 0", $node->nid, 'nodeaccess_uid', $uid, $grant_type));
317              }
318            }
319          }
320        }
321      }
322      $roles = $form_values['rid'];
323      $users = $form_values['uid'];
324    
325    foreach ($form_values['role'] as $id => $val) {    $form['nid'] = array('#type' => 'value', '#value' => $node->nid);
326      $pref[$id] = $val;  
327      $allowed_roles = variable_get('nodeaccess-roles', array());
328      $allowed_grants = variable_get('nodeaccess-grants', array());
329      // If $preserve is true, the fields the user is not allowed to view or
330      // edit are included in the form as hidden fields to preserve them.
331      $preserve = variable_get('nodeaccess-preserve', 1);
332    
333      // Roles table.
334      if (is_array($roles)) {
335        $form['rid'] = array('#tree' => TRUE);
336        foreach ($roles as $key => $field) {
337          if ($allowed_roles[$key]) {
338            $form['rid'][$key]['name'] = array('#type' => 'hidden', '#value' => $field['name']);
339            if ($allowed_grants['view']) {
340              $form['rid'][$key]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $field['grant_view']);
341            } else if ($preserve) {
342              $form['rid'][$key]['grant_view'] = array('#type' => 'hidden', '#value' => $field['grant_view']);
343            }
344            if ($allowed_grants['edit']) {
345              $form['rid'][$key]['grant_update'] = array('#type' => 'checkbox', '#default_value' => $field['grant_update']);
346            } else if ($preserve) {
347              $form['rid'][$key]['grant_update'] = array('#type' => 'hidden', '#value' => $field['grant_update']);
348            }
349            if ($allowed_grants['delete']) {
350              $form['rid'][$key]['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $field['grant_delete']);
351            } else if ($preserve) {
352              $form['rid'][$key]['grant_delete'] = array('#type' => 'hidden', '#value' => $field['grant_delete']);
353            }
354          } else if ($preserve) {
355            $form['rid'][$key]['name'] = array('#type' => 'hidden', '#value' => $field['name']);
356            $form['rid'][$key]['grant_view'] = array('#type' => 'hidden', '#value' => $field['grant_view']);
357            $form['rid'][$key]['grant_update'] = array('#type' => 'hidden', '#value' => $field['grant_update']);
358            $form['rid'][$key]['grant_delete'] = array('#type' => 'hidden', '#value' => $field['grant_delete']);
359          }
360        }
361    }    }
362    
363    variable_set('nodeaccess-roles', $pref);    // Users table.
364      if (is_array($users)) {
365        $form['uid'] = array('#tree' => TRUE);
366        foreach ($users as $key => $field) {
367          $form['uid'][$key]['name'] = array('#type' => 'hidden', '#value' => $field['name']);
368          $form['uid'][$key]['keep'] = array('#type' => 'checkbox', '#default_value' => $field['keep']);
369          if ($allowed_grants['view']) {
370            $form['uid'][$key]['grant_view'] = array('#type' => 'checkbox', '#default_value' => $field['grant_view']);
371            // Because of a bug in the form API, dynamic checkboxes
372            // must be checked explicitly.
373            if ($field['grant_view']) {
374              $form['uid'][$key]['grant_view']['#attributes'] = array('checked' => 'checked');
375            }
376          } else if ($preserve) {
377            // Dynamic hidden fields work fine.
378            $form['uid'][$key]['grant_view'] = array('#type' => 'hidden', '#value' => $field['grant_view']);
379          }
380          if ($allowed_grants['edit']) {
381            $form['uid'][$key]['grant_update'] = array('#type' => 'checkbox', '#default_value' => $field['grant_update']);
382            if ($field['grant_update']) {
383              $form['uid'][$key]['grant_update']['#attributes'] = array('checked' => 'checked');
384            }
385          } else if ($preserve) {
386            $form['uid'][$key]['grant_update'] = array('#type' => 'hidden', '#value' => $field['grant_update']);
387          }
388          if ($allowed_grants['delete']) {
389            $form['uid'][$key]['grant_delete'] = array('#type' => 'checkbox', '#default_value' => $field['grant_delete']);
390            if ($field['grant_delete']) {
391              $form['uid'][$key]['grant_delete']['#attributes'] = array('checked' => 'checked');
392            }
393          } else if ($preserve) {
394            $form['uid'][$key]['grant_delete'] = array('#type' => 'hidden', '#value' => $field['grant_delete']);
395          }
396        }
397      }
398    
399    $author_prefs = array();    // Autocomplete returns errors if users don't have access to profiles.
400      if (user_access('access user profiles')) {
401    foreach (node_get_types() as $type => $name) {      $form['keys'] = array('#type' => 'textfield', '#default_value' => $form_values['keys'], '#size' => 40, '#autocomplete_path' => 'user/autocomplete');
402      $grants = array();    }
403      // update grants    else {
404      foreach ($form_values[$type]['roles'] as $role => $val) {      $form['keys'] = array('#type' => 'textfield', '#default_value' => $form_values['keys'], '#size' => 40);
405        $grants[] = array('gid' => $role, 'realm' => 'nodeaccess_rid', 'grant_view' => $val['grant_view'], 'grant_update' => $val['grant_update'], 'grant_delete' => $val['grant_delete']);    }
406    
407      $form['search'] = array('#type' => 'button', '#value' => t('Search'));
408    
409      $form['submit'] = array('#type' => 'submit', '#value' => t('Save Grants'));
410    
411      return $form;
412    }
413    
414    /**
415     * Validate function for nodeaccess_grants_form.
416     */
417    function nodeaccess_grants_form_validate($form_id, $form_values) {
418      global $form_values;
419      // Delete unkept users.
420      if (is_array($form_values['uid'])) {
421        foreach ($form_values['uid'] as $uid => $row) {
422          if (!$row['keep']) {
423            unset($form_values['uid'][$uid]);
424          }
425      }      }
426      variable_set('nodeaccess_' . $type, $grants);    }
427      if ($form_values[$type]['show']) {    if (!$form_values['uid']) {
428        $showing[$type] = 1;      unset($form_values['uid']);
429      }    }
430      else {  }
431        $showing[$type] = 0;  
432    /**
433     * Submit function for nodeaccess_grants_form.
434     */
435    function nodeaccess_grants_form_submit($form_id, $form_values) {
436      global $form_values;
437      global $user;
438      $grants = array();
439      $nid = $form_values['nid'];
440      $node->nid = $nid;
441    
442      foreach (array('uid', 'rid') as $type) {
443        $realm = 'nodeaccess_' . $type;
444        if (is_array($form_values[$type])) {
445          foreach ($form_values[$type] as $gid => $line) {
446            $grant = array(
447              'gid' => $gid,
448              'realm' => $realm,
449              'grant_view' => $line['grant_view'],
450              'grant_update' => $line['grant_update'],
451              'grant_delete' => $line['grant_delete']
452            );
453            if ($grant['grant_view'] || $grant['grant_update'] || $grant['grant_delete']) {
454              $grants[] = $grant;
455            }
456          }
457      }      }
458        node_access_write_grants($node, $grants, $realm);
459      }
460    
461      $author_prefs[$type] = $form_values[$type]['author'];    // Save role and user grants to our own table.
462      db_query("DELETE FROM {nodeaccess} WHERE nid = %d", $nid);
463      foreach ($grants as $grant) {
464        db_query("INSERT INTO {nodeaccess} (nid, gid, realm, grant_view, grant_update, grant_delete) VALUES (%d, %d, '%s', %d, %d, %d)",
465          $nid, $grant['gid'], $grant['realm'], $grant['grant_view'], $grant['grant_update'], $grant['grant_delete']);
466    }    }
467    
468    // set author prefs    drupal_set_message(t('Grants saved.'));
469    }
470    
471    variable_set('nodeaccess_authors', $author_prefs);  /**
472     * Theme function for nodeaccess_grants_form.
473     */
474    function theme_nodeaccess_grants_form($form) {
475      $allowed_roles = variable_get('nodeaccess-roles', array());
476      $allowed_grants = variable_get('nodeaccess-grants', array());
477    
478    variable_set('nodeaccess-types', $showing);    // Roles table.
479    node_access_rebuild();    $roles = element_children($form['rid']);
480    drupal_set_message(t('Grants Saved'), 'status');    if (count($roles) > 0) {
481        $header = array();
482        $header[] = t('Role');
483        if ($allowed_grants['view']) {
484          $header[] = t('View');
485        }
486        if ($allowed_grants['edit']) {
487          $header[] = t('Edit');
488        }
489        if ($allowed_grants['delete']) {
490          $header[] = t('Delete');
491        }
492        foreach ($roles as $key) {
493          if ($allowed_roles[$key]) {
494            $row = array();
495            $row[] = $form['rid'][$key]['name']['#value'] . drupal_render($form['rid'][$key]['name']);
496            if ($allowed_grants['view']) {
497              $row[] = drupal_render($form['rid'][$key]['grant_view']);
498            }
499            if ($allowed_grants['edit']) {
500              $row[] = drupal_render($form['rid'][$key]['grant_update']);
501            }
502            if ($allowed_grants['delete']) {
503              $row[] = drupal_render($form['rid'][$key]['grant_delete']);
504            }
505            $rows[] = $row;
506          }
507        }
508        $output .= theme('table', $header, $rows);
509      }
510    
511      // Search form.
512      $output .= '<p><div class="search-form">';
513      $output .= '<strong>' . t('Enter names to search for users:') . '</strong>';
514      $output .= '<div class="container-inline">';
515      $output .= drupal_render($form['keys']);
516      $output .= drupal_render($form['search']);
517      $output .= '</div></div></p>';
518    
519      // Users table.
520      unset($rows);
521      $users = element_children($form['uid']);
522      if (count($users) > 0) {
523        $header = array();
524        $header[] = t('User');
525        $header[] = t('Keep?');
526        if ($allowed_grants['view']) {
527          $header[] = t('View');
528        }
529        if ($allowed_grants['edit']) {
530          $header[] = t('Edit');
531        }
532        if ($allowed_grants['delete']) {
533          $header[] = t('Delete');
534        }
535        foreach ($users as $key) {
536          $row = array();
537          $row[] = $form['uid'][$key]['name']['#value'];
538          $row[] = drupal_render($form['uid'][$key]['keep']);
539          if ($allowed_grants['view']) {
540            $row[] = drupal_render($form['uid'][$key]['grant_view']);
541          }
542          if ($allowed_grants['edit']) {
543            $row[] = drupal_render($form['uid'][$key]['grant_update']);
544          }
545          if ($allowed_grants['delete']) {
546            $row[] = drupal_render($form['uid'][$key]['grant_delete']);
547          }
548          $rows[] = $row;
549        }
550        $output .= theme('table', $header, $rows);
551      }
552    
553      $output .= drupal_render($form);
554    
555      return $output;
556  }  }
557    
558    /**
559     * Implementation of hook_node_grants().
560     */
561    function nodeaccess_node_grants($account, $op) {
562      global $user;
563    
564      $roles = is_array($user->roles) ? array_keys($user->roles) : array(-1);
565      return array('nodeaccess_rid' => $roles, 'nodeaccess_uid' => array($user->uid), 'nodeaccess_author' => array($user->uid));
566    }
567    
568    /**
569     * Implementation of hook_nodeapi().
570     */
571    function nodeaccess_nodeapi(&$node, $op) {
572      switch ($op) {
573        case 'delete':
574          // Deleting node, delete related permissions.
575          db_query('DELETE FROM {nodeaccess} WHERE nid = %d', $node->nid);
576          foreach(array('uid', 'rid', 'author') as $type) {
577            $realm = 'nodeaccess_' . $type;
578            node_access_write_grants($node, array(), $realm);
579          }
580        break;
581      }
582    }
583    
584    /**
585     * Implementation of hook_node_access_records().
586     */
587  function nodeaccess_node_access_records($node) {  function nodeaccess_node_access_records($node) {
588    if (nodeaccess_disabling()) {    if (nodeaccess_disabling()) {
589      return;      return;
590    }    }
591      // Need to find out if node has own grants or whether to use defaults.
   // need to figure out if we're going for the defaults, or if this node has a preference  
592    $default = variable_get('nodeaccess_' . $node->type, array());    $default = variable_get('nodeaccess_' . $node->type, array());
593      // Load priority setting.
594    if (variable_get('nodeaccess-priority', 0)) {    $priority = variable_get('nodeaccess-priority', 0);
595      $priority = 1;    $result = db_result(db_query("SELECT count(*) FROM {nodeaccess} WHERE nid = %d", $node->nid));
596    }    if ($result < 1) {
597    else {      // Node has no own grants, use defaults.
     $priority = 0;  
   }  
   $result = db_query("SELECT nid, gid, realm, grant_view, grant_update, grant_delete FROM {nodeaccess} where nid = %d", $node->nid);  
   if (db_num_rows($result) < 1) {  
598      $grants = $default;      $grants = $default;
599      foreach ($grants as $id => $grant) {      foreach ($grants as $id => $grant) {
600        $grants[$id]['priority'] = $priority;        $grants[$id]['priority'] = $priority;
601      }      }
602    }    }
603    else {    else {
604      // this node has a custom access set apart from the defaults, so return that      // Node has own grants, use them.
605        $result = db_query("SELECT nid, gid, realm, grant_view, grant_update, grant_delete FROM {nodeaccess} WHERE nid = %d", $node->nid);
606      $grants = array();      $grants = array();
607      while ($row = db_fetch_object($result)) {      while ($row = db_fetch_object($result)) {
608        $grants[] = array(        $grants[] = array(
         'realm' => $row->realm,  
609          'gid' => $row->gid,          'gid' => $row->gid,
610            'realm' => $row->realm,
611          'grant_view' => $row->grant_view,          'grant_view' => $row->grant_view,
612          'grant_update' => $row->grant_update,          'grant_update' => $row->grant_update,
613          'grant_delete' => $row->grant_delete,          'grant_delete' => $row->grant_delete,
614          'priority' => $priority);          'priority' => $priority
615          );
616      }      }
617    }    }
618      // Apply author grants.
   // add author grants  
619    $author_prefs = variable_get('nodeaccess_authors', array());    $author_prefs = variable_get('nodeaccess_authors', array());
620    $agrant = $author_prefs[$node->type];    // Array is prepopulated with grant values.
621    if ($agrant['grant_view'] || $agrant['grant_update'] || $agrant['grant_delete']) {    $grant = $author_prefs[$node->type];
622      $grants[] = array(    $grant['gid'] = $node->uid;
623        'realm' => 'nodeaccess_author',    $grant['realm'] = 'nodeaccess_author';
624        'gid' => $node->uid,    $grant['priority'] = $priority;
625        'grant_view' => $agrant['grant_view'],    // Include author grant even with all values false, it may be
626        'grant_update' => $agrant['grant_update'],    // needed to overwrite an older value.
627        'grant_delete' => $agrant['grant_delete'],    $grants[] = $grant;
       'priority' => $priority  
     );  
   }  
628    return $grants;    return $grants;
629  }  }
630    
631    /**
632     * Implementation of hook_enable().
633     */
634  function nodeaccess_enable() {  function nodeaccess_enable() {
635    node_access_rebuild();    node_access_rebuild();
636  }  }
637    
638    /**
639     * Implementation of hook_disable().
640     */
641  function nodeaccess_disable() {  function nodeaccess_disable() {
642    nodeaccess_disabling(TRUE);    nodeaccess_disabling(TRUE);
643    node_access_rebuild();    node_access_rebuild();
644  }  }
645    
646  function nodeaccess_disabling($set = NULL) {  function nodeaccess_disabling($set = NULL) {
647    static $disabling = false;    static $disabling = FALSE;
648    if ($set !== NULL) {    if ($set !== NULL) {
649      $disabling = $set;      $disabling = $set;
650    }    }
651    return $disabling;    return $disabling;
652  }  }
653    
654    /**
655     * Implementation of hook_node_type().
656     */
657  function nodeaccess_node_type($op, $info) {  function nodeaccess_node_type($op, $info) {
658    switch($op) {    switch($op) {
659      case 'delete':      case 'delete':
660        // node type is being deleted, get rid of prefs        // Node type is being deleted, delete its preferences.
661        variable_del('nodeaccess_' . $info->type);        variable_del('nodeaccess_' . $info->type);
662        break;        $author_prefs = variable_get('nodeaccess_authors', array());
663          unset($author_prefs[$info->type]);
664          variable_set('nodeaccess_authors', $author_prefs);
665        break;
666      case 'update':      case 'update':
667        // node type has changed        // Node type has changed, move preferences to new type.
668        if (!empty($info->old_type) && $info->old_type != $info->type) {        if (!empty($info->old_type) && $info->old_type != $info->type) {
669          $setting = variable_get('nodeaccess_'. $info->old_type, array());          $setting = variable_get('nodeaccess_'. $info->old_type, array());
670          variable_del('nodeaccess_'. $info->old_type);          variable_del('nodeaccess_'. $info->old_type);
671          variable_set('nodeaccess_'. $info->type, $setting);          variable_set('nodeaccess_'. $info->type, $setting);
672            $author_prefs = variable_get('nodeaccess_authors', array());
673            $author_prefs[$info->type] = array(
674              'grant_view' => $author_prefs[$info->old_type]['grant_view'],
675              'grant_update' => $author_prefs[$info->old_type]['grant_update'],
676              'grant_delete' => $author_prefs[$info->old_type]['grant_delete']
677            );
678            unset($author_prefs[$info->old_type]);
679            variable_set('nodeaccess_authors', $author_prefs);
680        }        }
681        break;      break;
682      case 'insert':      case 'insert':
683        // new node type, default to all viewing        // New node type, default to view for authenticated and
684        $grants[] = array('gid' => 1, 'realm' => 'nodeaccess_rid', 'grant_view' => 1,        // anonymous users, and all permissions for author.
685                    'grant_update' => 0, 'grant_delete' => 0);        $grants[] = array('gid' => 1, 'realm' => 'nodeaccess_rid', 'grant_view' => 1, 'grant_update' => 0, 'grant_delete' => 0);
686        $grants[] = array('gid' => 2, 'realm' => 'nodeaccess_rid', 'grant_view' => 1,                                        'grant_update' => 0, 'grant_delete' => 0);        $grants[] = array('gid' => 2, 'realm' => 'nodeaccess_rid', 'grant_view' => 1, 'grant_update' => 0, 'grant_delete' => 0);
687          variable_set('nodeaccess_' . $info->type, $grants);
688        $author_prefs = variable_get('nodeaccess_authors', array());        $author_prefs = variable_get('nodeaccess_authors', array());
689        $author_prefs[$info->type] = array('grant_view' => 1, 'grant_update' => 1, 'grant_delete' => 1);        $author_prefs[$info->type] = array('grant_view' => 1, 'grant_update' => 1, 'grant_delete' => 1);
690        variable_set('nodeaccess_' . $info->type, $grants);        variable_set('nodeaccess_authors', $author_prefs);
691        node_access_rebuild();        node_access_rebuild();
692        break;      break;
693      }
694    }
695    
696    function nodeaccess_get_role_aliases() {
697      $aliases = array();
698      $sql = db_query('SELECT r.rid, r.name, a.name AS alias, a.weight FROM {role} r LEFT JOIN {nodeaccess_role_alias} a ON r.rid = a.rid ORDER BY r.name');
699      while ($a = db_fetch_object($sql)) {
700        $aliases[$a->rid]['name'] = $a->name;
701        $aliases[$a->rid]['alias'] = $a->alias;
702        $aliases[$a->rid]['weight'] = $a->weight;
703      }
704      return $aliases;
705    }
706    
707    function nodeaccess_save_role_aliases($edit) {
708      db_query('DELETE FROM {nodeaccess_role_alias}');
709      $success = TRUE;
710      if (is_array($edit)) {
711        foreach ($edit as $key => $value) {
712          $success = $success && db_query("INSERT INTO {nodeaccess_role_alias} (rid, name, weight) VALUES (%d, '%s', %d)", $key, $value['name'], $value['weight']);
713        }
714      }
715      if (!$success) {
716        drupal_set_message(t("There was a problem saving to the database"));
717    }    }
718      return $success;
719  }  }
720    
721  ?>  ?>
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