modules/pageroute/pageroute_ui.forms.inc

<?php
// $Id$

/**
 * @file
 * Adminstration forms, included from pageroute_ui.module
 */

function pageroute_ui_route_edit($form_state, $op = 'add', $prid = NULL) { 
  if ($op != 'add' && isset($prid) && is_numeric($prid)) {
    $route = db_fetch_object(db_query("SELECT * FROM {pageroute_routes} WHERE prid = %d", $prid));
    $route->options = unserialize($route->options);
    drupal_set_title(t('Edit route'));
  }

  $form['path'] = array('#type' => 'textfield', 
                        '#title' => t('Path'), 
                        '#maxlength' => 127,
                        '#default_value' => isset($route) ? $route->path : '',
                        '#required' => TRUE,
                        '#weight' => -5,
                  );
  $form['options']['#tree'] = TRUE;
  $form['options']['tabs'] = array(
    '#type' => 'radios',
    '#title' => t('Tabs'),
    '#options' => array(
      0 => t('Don\'t show any tabs'),
      PAGEROUTE_MENU_TABS => t('Use the common drupal menu tabs'),
      PAGEROUTE_BUTTON_TABS => t('Show submit-like tab buttons above the page content'),
//      PAGEROUTE_HINT_TABS => t('Show tabs that cannot be clicked')
    ),
    '#default_value' => isset($route->options['tabs']) ? $route->options['tabs'] : 0,
    '#description' => t('Note that the commom drupal menu tabs won\'t save the actual form, if they are used. Also any arguments appended to the URL will be lost. They are in particular useful for pageroutes, which focus on displaying content.'),
    '#weight' => -1,
  );
  $form['options']['access'] = array(
    '#type' => 'fieldset',
    '#title' => t('Access control'),
    '#collapsible' => TRUE,
  );
  $form['options']['access']['allowed_roles'] = array(
    '#type' => 'checkboxes',
    '#title' => t('Permit access to the pageroute for only this roles'),
    '#options' => user_roles(),
    '#default_value' => isset($route->options['access']['allowed_roles']) ? $route->options['access']['allowed_roles'] : array(2),
  );
  $form['options']['access']['#weight'] = 5;

  $form['advanced'] = array(
    '#type' => 'fieldset',
    '#title' => t('Advanced settings'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#tree' => FALSE,
    '#weight' => 10,
  );
  $form['advanced']['options']['#tree'] = TRUE;
  $form['advanced']['options']['redirect_path'] = array(
    '#type' => 'textfield', 
    '#title' => t('Customized redirect path'),
    '#default_value' => isset($route) ? $route->options['redirect_path'] : '',
    '#maxlength' => 64,
    '#size' => 45,
    '#description' => t('If entered, a user will be redirected to this path after he has completed the pageroute. Specify an existing path. For example: node/28, user, taxonomy/term/1+2.') .' '.
                      t('You may also use the following replacement variables: !uid (User ID), !nid (Node ID). For example use: node/!nid to redirect to the node with the id taken from the pageroute arguments.'),
    '#field_prefix' => url(NULL, array('absolute' => TRUE)) . (variable_get('clean_url', 0) ? '' : '?q=')
  );
  $form['advanced']['options']['no_messages'] = array(
    '#type' => 'checkbox', 
    '#title' => t('Don\'t show drupal messages during this route.'),
    '#default_value' => isset($route->options['no_messages']) ? $route->options['no_messages'] : 1,
  );

  /*
  if (module_exists('states')) {
    $form['advanced']['options']['track_user'] = array(
      '#type' => 'checkbox',
      '#title' => t('Verify that a user goes through each page of the route.'),
      '#default_value' => $route->options['track_user'],
      '#description' => t('If checked, pageroute verifies that a user can only reach the next page. '.
        'To achieve this, it will track how far a user has ever gone through the route by using the states module.'),
    );
  }*/

  $form['submit'] = array('#type' => 'submit',
                          '#value' => t('Save'),
                          '#weight' => 15,
                          );
  if (isset($route)) {
    $form['delete'] = array('#type' => 'submit',
                            '#value' => t('Delete'),
                            '#submit' => array('pageroute_ui_route_delete_submit'),
                            '#weight' => 16,
                            );
  }
  else {
    $route = (object) array('new' => TRUE);
  }

  $form['route'] = array('#type' => 'value', '#value' => &$route);

  $form['#validate'][] = 'pageroute_ui_route_edit_validate';
  $form['#submit'][] = 'pageroute_ui_route_edit_submit';
  $form['#theme'] = 'pageroute_ui_route';

  return $form;
}

function pageroute_ui_route_edit_validate($form, &$form_state) {
  $path = rtrim(ltrim($form_state['values']['path'], '/'), '/');
  $form_state['values']['path'] = $path;

  if (!valid_url($path)) {
    form_set_error('path', t('The path has to be a valid URL.'));
  }

  if (isset($form_state['values']['route']->path) &&
    ($form_state['values']['route']->path != $path) &&
    gettype(menu_get_item($path)) == 'array') {
    form_set_error('path', t('This drupal path is already in use. Choose another path.'));
  }
}

function pageroute_ui_route_delete_submit($form, &$form_state) {
  $form_state['redirect'] = 'admin/build/pageroute/'. $form_state['values']['route']->prid .'/delete';
}

function pageroute_ui_route_edit_submit($form, &$form_state) {  
dprint_r($form_state['values']['path']);
  $record->path = $form_state['values']['path'];
  $record->options = serialize($form_state['values']['options']);

  if (!isset($form_state['values']['route']->new)) {
    $record->prid = $form_state['values']['route']->prid;
    drupal_write_record('pageroute_routes', $record, array('prid'));
  }
  else {
    drupal_write_record('pageroute_routes', $record);
    $form_state['values']['route']->prid = db_last_insert_id('pageroute_routes', 'prid');
  }
  /*
  if (module_exists('states')) {
    states_clear_machine_cache();
  }*/
  menu_rebuild();
  _pageroute_clear_cache();

  dprint_r(drupal_get_destination());

  $form_state['redirect'] = array('admin/build/pageroute', drupal_get_destination());
}

function pageroute_ui_route_delete_confirm($form_state, $prid) {

  if (is_numeric($prid)) {
    $route = db_fetch_object(db_query("SELECT * FROM {pageroute_routes} WHERE prid = %d", $prid));
    $route->options = unserialize($route->options);
  }
  if (!isset($route)) {
    drupal_not_found();
    exit;
  }

  $form['route'] = array('#type' => 'value', '#value' => $route);

  return confirm_form($form,
    t('Are you sure you want to delete the route %path?', array('%path' => $route->path)),
    'admin/build/pageroute',
    t('Deleting a route will delete all the pages you created in it. This action cannot be undone.'),
    t('Delete'), t('Cancel')
  );
}

function pageroute_ui_route_delete_confirm_submit($form, &$form_state) {
  db_query("DELETE FROM {pageroute_pages} WHERE prid = %d", $form_state['values']['route']->prid);
  db_query("DELETE FROM {pageroute_routes} WHERE prid = %d", $form_state['values']['route']->prid);
  cache_clear_all('*', 'cache_menu', TRUE);
  _pageroute_clear_cache();
  drupal_set_message('Your route has been deleted.');
  $form_state['redirect'] = 'admin/build/pageroute';
}

function pageroute_ui_page_edit($op, $prid, $page_name = NULL) {
  $page = NULL;
  
  if (is_numeric($prid)) {
    $route = pageroute_route::load($prid);
  }
   
  if (!isset($route)) {
    drupal_not_found();
    exit;
  }

  if ($op == 'add') {
    drupal_set_title(check_plain($route->path));
    
    if (in_array($page_name, array_keys(pageroute_get_types()))) {
      $type = $page_name;
    }
    else {
      return drupal_get_form('pageroute_ui_page_add_type', $prid);
    }
  }
  else if ($op != 'edit') {
    return pageroute_ui_route_overview($route);
  }
  else if ($page_name) {
    $page = $route->get_suggested_page($page_name);
    
    if (!isset($page)) {
      drupal_not_found();
      exit;
    }
    drupal_set_title(check_plain($page->name));
    $type = $page->type;
  }
  
  return drupal_get_form('pageroute_ui_page_edit_page', $route, $type, $page);
}

function pageroute_ui_page_edit_page($form_state, $route, $type, $page = NULL) {

  if (!$page) {
    $page->name = '';
    $page->title = '';
    $page->options['activated'] = 1;
    $page->options['no_tab'] = 0;
    $page->options['forward'] = t('Forward');
    $page->options['back'] = t('Back');
    $page->options['content-type'] = '';  
    $page->weight = '';    
    $new = TRUE;
  }
  
  $page->route = $route;

  $bases = pageroute_get_types('base'); 
  $page_class = $bases[$type] .'_page_'. $type;
  $help = call_user_func(array($page_class, 'help'), &$form_state);  

  if ($help) {
    $form['help'] = array(
      '#type' => 'fieldset',
      '#title' => t('Help'),
      '#collapsible' => TRUE,
      '#description' => $help,
    );
  }

  $form['name'] = array(
    '#type' => 'textfield',
    '#title' => t('Name'),
    '#maxlength' => 63,
    '#default_value' => $page->name,
    '#required' => TRUE,
    '#description' => t('Last part of the page\'s URL. Used for identifing the page.'),
  );
  $form['title'] = array(
    '#type' => 'textfield',
    '#title' => t('Title'),
    '#maxlength' => 255,
    '#default_value' => $page->title,
    '#description' => t('An optional title which will be set when the page is viewed.'),
    '#weight' => 1,
  );
  $form['options']['activated'] = array(
    '#type' => 'checkbox',
    '#title' => t('Activated'),
    '#default_value' => $page->options['activated'],
    '#description' => t('When the pageroute is generated, deactivated pages will be ignored.'),
    '#weight' => 0,
  );
  if ($page->route->options['tabs']) {
    $form['options']['no_tab'] = array(
      '#type' => 'checkbox',
      '#title' => t('Don\'t show a tab for this page'),
      '#default_value' => $page->options['no_tab'],
      '#weight' => 1,
    );
  }
  $form['options']['forward'] = array(
    '#type' => 'textfield',
    '#title' => t('Forward button label'),
    '#maxlength' => 32,
    '#default_value' => $page->options['forward'],
    '#description' => t('The label of the forward button. Leave it empty to hide the button.'),
    '#weight' => 3,
  );
  $form['options']['back'] = array(
    '#type' => 'textfield',
    '#title' => t('Back button label'),
    '#maxlength' => 32,
    '#default_value' => $page->options['back'],
    '#description' => t('The label of the back button. Leave it empty to hide the button.'),
    '#weight' => 4,
  );
  $form['options']['cancel'] = array(
    '#type' => 'textfield',
    '#title' => t('Cancel link label'),
    '#maxlength' => 32,
    '#default_value' => $page->options['cancel'],
    '#description' => t('The label of the cancel link. Leave it empty to hide the link, but note that the link is the only possibility for the user to not save the form while staying in the route.'),
    '#weight' => 3,
  );
  $form['options']['#tree'] = TRUE;
  $form['options']['#weight'] = 3;

  $form['weight'] = array(
    '#type' => 'weight',
    '#title' => t('Weight'),
    '#default_value' => $page->weight,
    '#description' => t('Used for ordering the pages. Pages with lower weights are used first.'),
    '#weight' => 7,
  );

  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save'),
    '#weight' => 8,
  );
  
  $form['cancel'] = array(
    '#type' => 'submit',
    '#value' => t('Cancel'),
    '#submit' => array('pageroute_ui_page_cancel_submit'),    
    '#weight' => 9,
  );


  if (!isset($new)) {
    $form['delete'] = array(
      '#type' => 'submit',
      '#value' => t('Delete'),
      '#submit' => array('pageroute_ui_page_delete_submit'),
      '#weight' => 10,
      );    
    $form['page'] = array('#type' => 'value', '#value' => $page);
  }

  $form['page_type'] = array('#type' => 'value', '#value' => $type);
  $form['route'] = array('#type' => 'value', '#value' => $route);
  
  $form['#validate'][] = 'pageroute_ui_page_edit_validate';
  $form['#submit'][] = 'pageroute_ui_page_edit_submit';

  //let the page type add further form items  

  call_user_func(array($page_class, 'ui'), $page, &$form);

  return $form;
}

function pageroute_ui_page_delete_submit($form, &$form_state) {
  drupal_redirect_form($form, 'admin/build/pageroute/'. $form_state['values']['route']->prid .'/page-delete/'. $form_state['values']['page']->name);
}

function pageroute_ui_page_cancel_submit($form, &$form_state) {
  drupal_redirect_form($form, 'admin/build/pageroute/'. $form_state['values']['route']->prid);
}

function pageroute_ui_page_edit_validate($form, &$form_state) {

  $name = rtrim(ltrim($form_state['values']['name'], '/'), '/');

  $form_state['values']['name'] = $name;
  
  if (strpos($name, '/') !== FALSE) {
    form_set_error('name', t('The page name must not contain a slash "/".'));
  }
  if (!valid_url($name)) {
    form_set_error('name', t('The page name has to be a valid URL.'));
  } 
   
  if ((!isset($form_state['values']['page']) || $form_state['values']['page']->name != $name) && 
      db_result(db_query("SELECT * FROM {pageroute_pages} WHERE prid = %d AND name = '%s'",
      $form_state['values']['route']->prid, $name))) {
      
    form_set_error('name', t('A page with this name already exists. Choose another name.'));
  }
}

function pageroute_ui_page_edit_submit($form, &$form_state) {
  
  if (isset($form_state['values']['page'])) {   
    $edit_page = (object)$form_state['values'];
    pageroute_ui_update_page($form_state['values']['route'], $edit_page, $form_state['values']['page']->name);
    pageroute_ui_update_neighbours($form_state['values']['route']);
  }
  else {
    //add a new page
    $edit_page = (object)$form_state['values'];
    db_query("INSERT INTO {pageroute_pages} (prid, name, title, weight, type, options) VALUES(%d, '%s', '%s', %d, '%s', '%s')", 
      $form_state['values']['route']->prid, $form_state['values']['name'], $form_state['values']['title'], $form_state['values']['weight'], $form_state['values']['page_type'], serialize($edit_page->options));
    pageroute_ui_update_neighbours($form_state['values']['route']);
  }
  cache_clear_all('*', 'cache_menu', TRUE);
  _pageroute_clear_cache();

  $form_state['redirect'] = array('admin/build/pageroute/'. $form_state['values']['route']->prid, drupal_get_destination());
}

/*
 * Shows a form for choosing the inital type of the page
 */
function pageroute_ui_page_add_type($form_state, $prid) {
    
  $form['type'] = array(
    '#type' => 'radios',
    '#title' => t('Choose a page type'),
    '#options' => pageroute_get_types(),
    '#required' => TRUE
    );
  
  $form['prid'] = array(
    '#type' => 'hidden',
    '#value' => $prid
    );
  
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Forward')
    );
 
  $form['#submit'][] = 'pageroute_ui_page_add_type_submit';
    
  return $form;
}

function pageroute_ui_page_add_type_submit($form, &$form_state) {

  $form_state['redirect'] = "admin/build/pageroute/". $form_state['values']['prid'] ."/add/". $form_state['values']['type'];
}


function pageroute_ui_page_delete_confirm(&$form_state, $prid, $page_name) {
  $route = pageroute_route::load($prid);
  
  $page = $route->pages[$route->page_index[$page_name]];
  
  if (!$page) {
    drupal_not_found();
    exit;
  }

  $form['page'] = array('#type' => 'value', '#value' => $page);
  $form['route'] = array('#type' => 'value', '#value' => $route);
  
  return confirm_form($form,
    t('Are you sure you want to delete the page %name?', array('%name' => $page->name)),
    'admin/build/pageroute/'. $page->route->prid,
    t('This action cannot be undone.'), t('Delete'), t('Cancel')
  );
}

function pageroute_ui_page_delete_confirm_submit($form, &$form_state) {
  db_query("DELETE FROM {pageroute_pages} WHERE prid = %d AND name ='%s'",
    $form_state['values']['page']->prid, $form_state['values']['page']->name);
  pageroute_ui_update_neighbours($route = (object)array('prid' => $form_state['values']['page']->prid));
  cache_clear_all('*', 'cache_menu', TRUE);
  _pageroute_clear_cache();
  drupal_set_message('Your page has been deleted.');
  $form_state['redirect'] = array('admin/build/pageroute/'. $form_state['values']['page']->prid, drupal_get_destination());
}
1	<?php
2	// $Id$
3
4	/**
5	* @file
6	* Adminstration forms, included from pageroute_ui.module
7	*/
8
9	function pageroute_ui_route_edit($form_state, $op = 'add', $prid = NULL) {
10	if ($op != 'add' && isset($prid) && is_numeric($prid)) {
11	$route = db_fetch_object(db_query("SELECT * FROM {pageroute_routes} WHERE prid = %d", $prid));
12	$route->options = unserialize($route->options);
13	drupal_set_title(t('Edit route'));
14	}
15
16	$form['path'] = array('#type' => 'textfield',
17	'#title' => t('Path'),
18	'#maxlength' => 127,
19	'#default_value' => isset($route) ? $route->path : '',
20	'#required' => TRUE,
21	'#weight' => -5,
22	);
23	$form['options']['#tree'] = TRUE;
24	$form['options']['tabs'] = array(
25	'#type' => 'radios',
26	'#title' => t('Tabs'),
27	'#options' => array(
28	0 => t('Don\'t show any tabs'),
29	PAGEROUTE_MENU_TABS => t('Use the common drupal menu tabs'),
30	PAGEROUTE_BUTTON_TABS => t('Show submit-like tab buttons above the page content'),
31	// PAGEROUTE_HINT_TABS => t('Show tabs that cannot be clicked')
32	),
33	'#default_value' => isset($route->options['tabs']) ? $route->options['tabs'] : 0,
34	'#description' => t('Note that the commom drupal menu tabs won\'t save the actual form, if they are used. Also any arguments appended to the URL will be lost. They are in particular useful for pageroutes, which focus on displaying content.'),
35	'#weight' => -1,
36	);
37	$form['options']['access'] = array(
38	'#type' => 'fieldset',
39	'#title' => t('Access control'),
40	'#collapsible' => TRUE,
41	);
42	$form['options']['access']['allowed_roles'] = array(
43	'#type' => 'checkboxes',
44	'#title' => t('Permit access to the pageroute for only this roles'),
45	'#options' => user_roles(),
46	'#default_value' => isset($route->options['access']['allowed_roles']) ? $route->options['access']['allowed_roles'] : array(2),
47	);
48	$form['options']['access']['#weight'] = 5;
49
50	$form['advanced'] = array(
51	'#type' => 'fieldset',
52	'#title' => t('Advanced settings'),
53	'#collapsible' => TRUE,
54	'#collapsed' => TRUE,
55	'#tree' => FALSE,
56	'#weight' => 10,
57	);
58	$form['advanced']['options']['#tree'] = TRUE;
59	$form['advanced']['options']['redirect_path'] = array(
60	'#type' => 'textfield',
61	'#title' => t('Customized redirect path'),
62	'#default_value' => isset($route) ? $route->options['redirect_path'] : '',
63	'#maxlength' => 64,
64	'#size' => 45,
65	'#description' => t('If entered, a user will be redirected to this path after he has completed the pageroute. Specify an existing path. For example: node/28, user, taxonomy/term/1+2.') .' '.
66	t('You may also use the following replacement variables: !uid (User ID), !nid (Node ID). For example use: node/!nid to redirect to the node with the id taken from the pageroute arguments.'),
67	'#field_prefix' => url(NULL, array('absolute' => TRUE)) . (variable_get('clean_url', 0) ? '' : '?q=')
68	);
69	$form['advanced']['options']['no_messages'] = array(
70	'#type' => 'checkbox',
71	'#title' => t('Don\'t show drupal messages during this route.'),
72	'#default_value' => isset($route->options['no_messages']) ? $route->options['no_messages'] : 1,
73	);
74
75	/*
76	if (module_exists('states')) {
77	$form['advanced']['options']['track_user'] = array(
78	'#type' => 'checkbox',
79	'#title' => t('Verify that a user goes through each page of the route.'),
80	'#default_value' => $route->options['track_user'],
81	'#description' => t('If checked, pageroute verifies that a user can only reach the next page. '.
82	'To achieve this, it will track how far a user has ever gone through the route by using the states module.'),
83	);
84	}*/
85
86	$form['submit'] = array('#type' => 'submit',
87	'#value' => t('Save'),
88	'#weight' => 15,
89	);
90	if (isset($route)) {
91	$form['delete'] = array('#type' => 'submit',
92	'#value' => t('Delete'),
93	'#submit' => array('pageroute_ui_route_delete_submit'),
94	'#weight' => 16,
95	);
96	}
97	else {
98	$route = (object) array('new' => TRUE);
99	}
100
101	$form['route'] = array('#type' => 'value', '#value' => &$route);
102
103	$form['#validate'][] = 'pageroute_ui_route_edit_validate';
104	$form['#submit'][] = 'pageroute_ui_route_edit_submit';
105	$form['#theme'] = 'pageroute_ui_route';
106
107	return $form;
108	}
109
110	function pageroute_ui_route_edit_validate($form, &$form_state) {
111	$path = rtrim(ltrim($form_state['values']['path'], '/'), '/');
112	$form_state['values']['path'] = $path;
113
114	if (!valid_url($path)) {
115	form_set_error('path', t('The path has to be a valid URL.'));
116	}
117
118	if (isset($form_state['values']['route']->path) &&
119	($form_state['values']['route']->path != $path) &&
120	gettype(menu_get_item($path)) == 'array') {
121	form_set_error('path', t('This drupal path is already in use. Choose another path.'));
122	}
123	}
124
125	function pageroute_ui_route_delete_submit($form, &$form_state) {
126	$form_state['redirect'] = 'admin/build/pageroute/'. $form_state['values']['route']->prid .'/delete';
127	}
128
129	function pageroute_ui_route_edit_submit($form, &$form_state) {
130	dprint_r($form_state['values']['path']);
131	$record->path = $form_state['values']['path'];
132	$record->options = serialize($form_state['values']['options']);
133
134	if (!isset($form_state['values']['route']->new)) {
135	$record->prid = $form_state['values']['route']->prid;
136	drupal_write_record('pageroute_routes', $record, array('prid'));
137	}
138	else {
139	drupal_write_record('pageroute_routes', $record);
140	$form_state['values']['route']->prid = db_last_insert_id('pageroute_routes', 'prid');
141	}
142	/*
143	if (module_exists('states')) {
144	states_clear_machine_cache();
145	}*/
146	menu_rebuild();
147	_pageroute_clear_cache();
148
149	dprint_r(drupal_get_destination());
150
151	$form_state['redirect'] = array('admin/build/pageroute', drupal_get_destination());
152	}
153
154	function pageroute_ui_route_delete_confirm($form_state, $prid) {
155
156	if (is_numeric($prid)) {
157	$route = db_fetch_object(db_query("SELECT * FROM {pageroute_routes} WHERE prid = %d", $prid));
158	$route->options = unserialize($route->options);
159	}
160	if (!isset($route)) {
161	drupal_not_found();
162	exit;
163	}
164
165	$form['route'] = array('#type' => 'value', '#value' => $route);
166
167	return confirm_form($form,
168	t('Are you sure you want to delete the route %path?', array('%path' => $route->path)),
169	'admin/build/pageroute',
170	t('Deleting a route will delete all the pages you created in it. This action cannot be undone.'),
171	t('Delete'), t('Cancel')
172	);
173	}
174
175	function pageroute_ui_route_delete_confirm_submit($form, &$form_state) {
176	db_query("DELETE FROM {pageroute_pages} WHERE prid = %d", $form_state['values']['route']->prid);
177	db_query("DELETE FROM {pageroute_routes} WHERE prid = %d", $form_state['values']['route']->prid);
178	cache_clear_all('*', 'cache_menu', TRUE);
179	_pageroute_clear_cache();
180	drupal_set_message('Your route has been deleted.');
181	$form_state['redirect'] = 'admin/build/pageroute';
182	}
183
184	function pageroute_ui_page_edit($op, $prid, $page_name = NULL) {
185	$page = NULL;
186
187	if (is_numeric($prid)) {
188	$route = pageroute_route::load($prid);
189	}
190
191	if (!isset($route)) {
192	drupal_not_found();
193	exit;
194	}
195
196	if ($op == 'add') {
197	drupal_set_title(check_plain($route->path));
198
199	if (in_array($page_name, array_keys(pageroute_get_types()))) {
200	$type = $page_name;
201	}
202	else {
203	return drupal_get_form('pageroute_ui_page_add_type', $prid);
204	}
205	}
206	else if ($op != 'edit') {
207	return pageroute_ui_route_overview($route);
208	}
209	else if ($page_name) {
210	$page = $route->get_suggested_page($page_name);
211
212	if (!isset($page)) {
213	drupal_not_found();
214	exit;
215	}
216	drupal_set_title(check_plain($page->name));
217	$type = $page->type;
218	}
219
220	return drupal_get_form('pageroute_ui_page_edit_page', $route, $type, $page);
221	}
222
223	function pageroute_ui_page_edit_page($form_state, $route, $type, $page = NULL) {
224
225	if (!$page) {
226	$page->name = '';
227	$page->title = '';
228	$page->options['activated'] = 1;
229	$page->options['no_tab'] = 0;
230	$page->options['forward'] = t('Forward');
231	$page->options['back'] = t('Back');
232	$page->options['content-type'] = '';
233	$page->weight = '';
234	$new = TRUE;
235	}
236
237	$page->route = $route;
238
239	$bases = pageroute_get_types('base');
240	$page_class = $bases[$type] .'_page_'. $type;
241	$help = call_user_func(array($page_class, 'help'), &$form_state);
242
243	if ($help) {
244	$form['help'] = array(
245	'#type' => 'fieldset',
246	'#title' => t('Help'),
247	'#collapsible' => TRUE,
248	'#description' => $help,
249	);
250	}
251
252	$form['name'] = array(
253	'#type' => 'textfield',
254	'#title' => t('Name'),
255	'#maxlength' => 63,
256	'#default_value' => $page->name,
257	'#required' => TRUE,
258	'#description' => t('Last part of the page\'s URL. Used for identifing the page.'),
259	);
260	$form['title'] = array(
261	'#type' => 'textfield',
262	'#title' => t('Title'),
263	'#maxlength' => 255,
264	'#default_value' => $page->title,
265	'#description' => t('An optional title which will be set when the page is viewed.'),
266	'#weight' => 1,
267	);
268	$form['options']['activated'] = array(
269	'#type' => 'checkbox',
270	'#title' => t('Activated'),
271	'#default_value' => $page->options['activated'],
272	'#description' => t('When the pageroute is generated, deactivated pages will be ignored.'),
273	'#weight' => 0,
274	);
275	if ($page->route->options['tabs']) {
276	$form['options']['no_tab'] = array(
277	'#type' => 'checkbox',
278	'#title' => t('Don\'t show a tab for this page'),
279	'#default_value' => $page->options['no_tab'],
280	'#weight' => 1,
281	);
282	}
283	$form['options']['forward'] = array(
284	'#type' => 'textfield',
285	'#title' => t('Forward button label'),
286	'#maxlength' => 32,
287	'#default_value' => $page->options['forward'],
288	'#description' => t('The label of the forward button. Leave it empty to hide the button.'),
289	'#weight' => 3,
290	);
291	$form['options']['back'] = array(
292	'#type' => 'textfield',
293	'#title' => t('Back button label'),
294	'#maxlength' => 32,
295	'#default_value' => $page->options['back'],
296	'#description' => t('The label of the back button. Leave it empty to hide the button.'),
297	'#weight' => 4,
298	);
299	$form['options']['cancel'] = array(
300	'#type' => 'textfield',
301	'#title' => t('Cancel link label'),
302	'#maxlength' => 32,
303	'#default_value' => $page->options['cancel'],
304	'#description' => t('The label of the cancel link. Leave it empty to hide the link, but note that the link is the only possibility for the user to not save the form while staying in the route.'),
305	'#weight' => 3,
306	);
307	$form['options']['#tree'] = TRUE;
308	$form['options']['#weight'] = 3;
309
310	$form['weight'] = array(
311	'#type' => 'weight',
312	'#title' => t('Weight'),
313	'#default_value' => $page->weight,
314	'#description' => t('Used for ordering the pages. Pages with lower weights are used first.'),
315	'#weight' => 7,
316	);
317
318	$form['submit'] = array(
319	'#type' => 'submit',
320	'#value' => t('Save'),
321	'#weight' => 8,
322	);
323
324	$form['cancel'] = array(
325	'#type' => 'submit',
326	'#value' => t('Cancel'),
327	'#submit' => array('pageroute_ui_page_cancel_submit'),
328	'#weight' => 9,
329	);
330
331
332	if (!isset($new)) {
333	$form['delete'] = array(
334	'#type' => 'submit',
335	'#value' => t('Delete'),
336	'#submit' => array('pageroute_ui_page_delete_submit'),
337	'#weight' => 10,
338	);
339	$form['page'] = array('#type' => 'value', '#value' => $page);
340	}
341
342	$form['page_type'] = array('#type' => 'value', '#value' => $type);
343	$form['route'] = array('#type' => 'value', '#value' => $route);
344
345	$form['#validate'][] = 'pageroute_ui_page_edit_validate';
346	$form['#submit'][] = 'pageroute_ui_page_edit_submit';
347
348	//let the page type add further form items
349
350	call_user_func(array($page_class, 'ui'), $page, &$form);
351
352	return $form;
353	}
354
355	function pageroute_ui_page_delete_submit($form, &$form_state) {
356	drupal_redirect_form($form, 'admin/build/pageroute/'. $form_state['values']['route']->prid .'/page-delete/'. $form_state['values']['page']->name);
357	}
358
359	function pageroute_ui_page_cancel_submit($form, &$form_state) {
360	drupal_redirect_form($form, 'admin/build/pageroute/'. $form_state['values']['route']->prid);
361	}
362
363	function pageroute_ui_page_edit_validate($form, &$form_state) {
364
365	$name = rtrim(ltrim($form_state['values']['name'], '/'), '/');
366
367	$form_state['values']['name'] = $name;
368
369	if (strpos($name, '/') !== FALSE) {
370	form_set_error('name', t('The page name must not contain a slash "/".'));
371	}
372	if (!valid_url($name)) {
373	form_set_error('name', t('The page name has to be a valid URL.'));
374	}
375
376	if ((!isset($form_state['values']['page']) \|\| $form_state['values']['page']->name != $name) &&
377	db_result(db_query("SELECT * FROM {pageroute_pages} WHERE prid = %d AND name = '%s'",
378	$form_state['values']['route']->prid, $name))) {
379
380	form_set_error('name', t('A page with this name already exists. Choose another name.'));
381	}
382	}
383
384	function pageroute_ui_page_edit_submit($form, &$form_state) {
385
386	if (isset($form_state['values']['page'])) {
387	$edit_page = (object)$form_state['values'];
388	pageroute_ui_update_page($form_state['values']['route'], $edit_page, $form_state['values']['page']->name);
389	pageroute_ui_update_neighbours($form_state['values']['route']);
390	}
391	else {
392	//add a new page
393	$edit_page = (object)$form_state['values'];
394	db_query("INSERT INTO {pageroute_pages} (prid, name, title, weight, type, options) VALUES(%d, '%s', '%s', %d, '%s', '%s')",
395	$form_state['values']['route']->prid, $form_state['values']['name'], $form_state['values']['title'], $form_state['values']['weight'], $form_state['values']['page_type'], serialize($edit_page->options));
396	pageroute_ui_update_neighbours($form_state['values']['route']);
397	}
398	cache_clear_all('*', 'cache_menu', TRUE);
399	_pageroute_clear_cache();
400
401	$form_state['redirect'] = array('admin/build/pageroute/'. $form_state['values']['route']->prid, drupal_get_destination());
402	}
403
404	/*
405	* Shows a form for choosing the inital type of the page
406	*/
407	function pageroute_ui_page_add_type($form_state, $prid) {
408
409	$form['type'] = array(
410	'#type' => 'radios',
411	'#title' => t('Choose a page type'),
412	'#options' => pageroute_get_types(),
413	'#required' => TRUE
414	);
415
416	$form['prid'] = array(
417	'#type' => 'hidden',
418	'#value' => $prid
419	);
420
421	$form['submit'] = array(
422	'#type' => 'submit',
423	'#value' => t('Forward')
424	);
425
426	$form['#submit'][] = 'pageroute_ui_page_add_type_submit';
427
428	return $form;
429	}
430
431	function pageroute_ui_page_add_type_submit($form, &$form_state) {
432
433	$form_state['redirect'] = "admin/build/pageroute/". $form_state['values']['prid'] ."/add/". $form_state['values']['type'];
434	}
435
436
437	function pageroute_ui_page_delete_confirm(&$form_state, $prid, $page_name) {
438	$route = pageroute_route::load($prid);
439
440	$page = $route->pages[$route->page_index[$page_name]];
441
442	if (!$page) {
443	drupal_not_found();
444	exit;
445	}
446
447	$form['page'] = array('#type' => 'value', '#value' => $page);
448	$form['route'] = array('#type' => 'value', '#value' => $route);
449
450	return confirm_form($form,
451	t('Are you sure you want to delete the page %name?', array('%name' => $page->name)),
452	'admin/build/pageroute/'. $page->route->prid,
453	t('This action cannot be undone.'), t('Delete'), t('Cancel')
454	);
455	}
456
457	function pageroute_ui_page_delete_confirm_submit($form, &$form_state) {
458	db_query("DELETE FROM {pageroute_pages} WHERE prid = %d AND name ='%s'",
459	$form_state['values']['page']->prid, $form_state['values']['page']->name);
460	pageroute_ui_update_neighbours($route = (object)array('prid' => $form_state['values']['page']->prid));
461	cache_clear_all('*', 'cache_menu', TRUE);
462	_pageroute_clear_cache();
463	drupal_set_message('Your page has been deleted.');
464	$form_state['redirect'] = array('admin/build/pageroute/'. $form_state['values']['page']->prid, drupal_get_destination());
465	}