modules/calendar/calendar.install

<?php
//$Id: calendar.install,v 1.13.2.8 2008/10/15 13:33:59 karens Exp $
/**
 * @file
 * Install File
 */
/**
 * Implementation of hook_requirements().
 * Added to be sure the Date API version matches this code so invalid
 * functions are not called.
 */
function calendar_requirements($phase) {
  $requirements = array();
  $t = get_t();

  // This is the minimum required version for the Date API so that it will work with this module.
  $required_version = 5.2;

  // Make sure the matching version of date_api is installed.
  // Use info instead of an error at install time since the problem may
  // just be that they were installed in the wrong order.
  switch ($phase) {
    case 'runtime':
      if (variable_get('date_api_version', 0) < $required_version) {
        $requirements['calendar_api_version'] = array(
          'title' => $t('Calendar requirements'),
          'value' => $t('The Calendar module requires a more current version of the Date API. Please check for a newer version.'),
          'severity' => REQUIREMENT_ERROR,
          );
      }
      break;
     case 'install':
      if (variable_get('date_api_version', 0) < $required_version) {
        $requirements['calendar_api_version'] = array(
          'title' => $t('Calendar requirements'),
          'value' => $t('The Calendar module requires the latest version of the Date API, be sure you are installing the latest versions of both modules.'),
          'severity' => REQUIREMENT_INFO,
          );
      }
      break;
  }
  return $requirements;
}

/**
 * Implementation of hook_enable().
 * Reset the calendar caches.
 */
function calendar_enable() {
  module_enable(array('date_api'));
  if (version_compare(PHP_VERSION, '5.2', '<')) {
    module_enable(array('date_php4'));
  }
  module_enable(array('date_timezone'));
  db_query("DELETE FROM {cache_views}");
}

/**
 * Implementation of hook_disable().
 * Empty the calendar caches.
 */
function calendar_disable() {
  db_query("DELETE FROM {cache_views}");
}

/**
 * Implementation of hook_uninstall().
 * Remove all traces of calendars.
 */
function calendar_uninstall() {
  $ret = array();
  $displays = array(
    'calendar', 
    'calendar_attachment', 
    'calendar_year', 
    'calendar_day', 
    'calendar_month', 
    'calendar_week', 
    'calendar_block', 
    'calendar_block_view',
    'calendar_ical',
    );
  $result = db_query("SELECT DISTINCT vid FROM {views_display} WHERE display_plugin IN ('". implode("','", $displays) ."')");
  while($row = db_fetch_array($result)) {
    db_query("DELETE FROM {views_view} WHERE vid = %d", $row['vid']);
    db_query("DELETE FROM {views_display} WHERE vid = %d", $row['vid']);
  }
  db_query("DELETE FROM {cache_views}");
  return $ret;
}

/**
 * Implementation of hook_install().
 */
function calendar_install() {
  $ret = array();
  module_enable(array('date_api'));
  if (version_compare(PHP_VERSION, '5.2', '<')) {
    module_enable(array('date_php4'));
  }
  module_enable(array('date_timezone'));
  // Make sure this module loads after date_api.
  db_query("UPDATE {system} SET weight = 1 WHERE name = 'calendar'");
  db_query("DELETE FROM {cache_views}");
  return $ret;
}

/**
 * Move these caches from 'cache' to 'cache_views' so they get cleared
 * automatically whenever views_invalidate_cache() is called.
 */
function calendar_update_5000() {
  $ret = array();
  cache_clear_all('calendar_fields', 'cache');
  cache_clear_all('calendar_views', 'cache');
  return $ret;
}

/**
 * Implementation of hook_update().
 */
function calendar_update_5001() {
  $ret = array();
  $ret[] = update_sql("UPDATE {system} SET weight = 1 WHERE name = 'calendar'");

  return $ret;
}

function calendar_update_5200() {
  $ret = array();
  module_enable(array('date_api'));
  if (version_compare(PHP_VERSION, '5.2', '<')) {
    module_enable(array('date_php4'));
  }
  module_enable(array('date_timezone'));
  return $ret;
}

// No longer track views info in variables now that
// Views 2 has settings we can use.
function calendar_update_6000() {
  $ret = array();
  variable_del('calendar_empty_arg');
  
  // Can't use variable_del because we don't have a reliable
  // way to find the old view names.
  db_query("DELETE FROM {variable} WHERE name LIKE 'calendar_%'");
  cache_clear_all('variables', 'cache');
  return $ret;
}

/**
 * Make sure handlers for disabled Calendar iCal module don't get saved in the view.
 */
function calendar_update_6001() {
  $ret = array();
  if (!module_exists('calendar_ical')) {
    $ret[] = update_sql("DELETE FROM {views_display} WHERE display_plugin = 'ical'");
  }
  return $ret;
}

function calendar_update_6002() {
  $ret = array();
  $periods = array(
    'calendar_month' => 'calendar_period_1',
    'calendar_year' => 'calendar_period_2',
    'calendar_day' => 'calendar_period_3',
    'calendar_week' => 'calendar_period_4',
    'calendar_block_view' => 'calendar_period_5',
    );
  $result = db_query("SELECT * FROM {views_display} d LEFT JOIN {views_view} v ON d.vid = v.vid");
  drupal_load('module', 'views');
  while ($row = db_fetch_array($result)) {
    if (in_array($row['display_plugin'], array_keys($periods))) {
      $id = $row['id'];
      $options = unserialize($row['display_options']);
      if ($row['display_plugin'] == 'calendar_block_view') {
        $options['calendar_type'] = 'month';
        $options['displays'] = array('calendar_1' => 0, 'default' => 0, 'calendar_block_1' => 'calendar_block_1');
      }
      else {
        $options['calendar_type'] = str_replace('calendar_', '', $row['display_plugin']);
        $options['displays'] = array('calendar_1' => 'calendar_1', 'default' => 0, 'calendar_block_1' => 0);
      }
      $row['id'] = $periods[$row['id']];
      $row['display_plugin'] = 'calendar_period';
      $row['display_options'] = serialize($options);
      db_query("UPDATE {views_display} SET id='%s', display_plugin='%s', display_options='%s' WHERE id='%s'", $row['id'], $row['display_plugin'], $row['display_options'], $id);
    }
    elseif ($row['display_plugin'] == 'calendar' || $row['display_plugin'] == 'calendar_block') {
      db_query("UPDATE {views_display} SET id='%s' WHERE id='%s'", $row['id'] .'_1', $row['id']);      
    }
    db_query("DELETE FROM {views_object_cache} WHERE name = '%s'", $row['name']);
  }
  views_invalidate_cache();
  $ret[] = array('success' => TRUE, 'query' => 'Updated calendar displays to use new handlers.');
  return $ret;
}
1	<?php
2	//$Id: calendar.install,v 1.13.2.8 2008/10/15 13:33:59 karens Exp $
3	/**
4	* @file
5	* Install File
6	*/
7	/**
8	* Implementation of hook_requirements().
9	* Added to be sure the Date API version matches this code so invalid
10	* functions are not called.
11	*/
12	function calendar_requirements($phase) {
13	$requirements = array();
14	$t = get_t();
15
16	// This is the minimum required version for the Date API so that it will work with this module.
17	$required_version = 5.2;
18
19	// Make sure the matching version of date_api is installed.
20	// Use info instead of an error at install time since the problem may
21	// just be that they were installed in the wrong order.
22	switch ($phase) {
23	case 'runtime':
24	if (variable_get('date_api_version', 0) < $required_version) {
25	$requirements['calendar_api_version'] = array(
26	'title' => $t('Calendar requirements'),
27	'value' => $t('The Calendar module requires a more current version of the Date API. Please check for a newer version.'),
28	'severity' => REQUIREMENT_ERROR,
29	);
30	}
31	break;
32	case 'install':
33	if (variable_get('date_api_version', 0) < $required_version) {
34	$requirements['calendar_api_version'] = array(
35	'title' => $t('Calendar requirements'),
36	'value' => $t('The Calendar module requires the latest version of the Date API, be sure you are installing the latest versions of both modules.'),
37	'severity' => REQUIREMENT_INFO,
38	);
39	}
40	break;
41	}
42	return $requirements;
43	}
44
45	/**
46	* Implementation of hook_enable().
47	* Reset the calendar caches.
48	*/
49	function calendar_enable() {
50	module_enable(array('date_api'));
51	if (version_compare(PHP_VERSION, '5.2', '<')) {
52	module_enable(array('date_php4'));
53	}
54	module_enable(array('date_timezone'));
55	db_query("DELETE FROM {cache_views}");
56	}
57
58	/**
59	* Implementation of hook_disable().
60	* Empty the calendar caches.
61	*/
62	function calendar_disable() {
63	db_query("DELETE FROM {cache_views}");
64	}
65
66	/**
67	* Implementation of hook_uninstall().
68	* Remove all traces of calendars.
69	*/
70	function calendar_uninstall() {
71	$ret = array();
72	$displays = array(
73	'calendar',
74	'calendar_attachment',
75	'calendar_year',
76	'calendar_day',
77	'calendar_month',
78	'calendar_week',
79	'calendar_block',
80	'calendar_block_view',
81	'calendar_ical',
82	);
83	$result = db_query("SELECT DISTINCT vid FROM {views_display} WHERE display_plugin IN ('". implode("','", $displays) ."')");
84	while($row = db_fetch_array($result)) {
85	db_query("DELETE FROM {views_view} WHERE vid = %d", $row['vid']);
86	db_query("DELETE FROM {views_display} WHERE vid = %d", $row['vid']);
87	}
88	db_query("DELETE FROM {cache_views}");
89	return $ret;
90	}
91
92	/**
93	* Implementation of hook_install().
94	*/
95	function calendar_install() {
96	$ret = array();
97	module_enable(array('date_api'));
98	if (version_compare(PHP_VERSION, '5.2', '<')) {
99	module_enable(array('date_php4'));
100	}
101	module_enable(array('date_timezone'));
102	// Make sure this module loads after date_api.
103	db_query("UPDATE {system} SET weight = 1 WHERE name = 'calendar'");
104	db_query("DELETE FROM {cache_views}");
105	return $ret;
106	}
107
108	/**
109	* Move these caches from 'cache' to 'cache_views' so they get cleared
110	* automatically whenever views_invalidate_cache() is called.
111	*/
112	function calendar_update_5000() {
113	$ret = array();
114	cache_clear_all('calendar_fields', 'cache');
115	cache_clear_all('calendar_views', 'cache');
116	return $ret;
117	}
118
119	/**
120	* Implementation of hook_update().
121	*/
122	function calendar_update_5001() {
123	$ret = array();
124	$ret[] = update_sql("UPDATE {system} SET weight = 1 WHERE name = 'calendar'");
125
126	return $ret;
127	}
128
129	function calendar_update_5200() {
130	$ret = array();
131	module_enable(array('date_api'));
132	if (version_compare(PHP_VERSION, '5.2', '<')) {
133	module_enable(array('date_php4'));
134	}
135	module_enable(array('date_timezone'));
136	return $ret;
137	}
138
139	// No longer track views info in variables now that
140	// Views 2 has settings we can use.
141	function calendar_update_6000() {
142	$ret = array();
143	variable_del('calendar_empty_arg');
144
145	// Can't use variable_del because we don't have a reliable
146	// way to find the old view names.
147	db_query("DELETE FROM {variable} WHERE name LIKE 'calendar_%'");
148	cache_clear_all('variables', 'cache');
149	return $ret;
150	}
151
152	/**
153	* Make sure handlers for disabled Calendar iCal module don't get saved in the view.
154	*/
155	function calendar_update_6001() {
156	$ret = array();
157	if (!module_exists('calendar_ical')) {
158	$ret[] = update_sql("DELETE FROM {views_display} WHERE display_plugin = 'ical'");
159	}
160	return $ret;
161	}
162
163	function calendar_update_6002() {
164	$ret = array();
165	$periods = array(
166	'calendar_month' => 'calendar_period_1',
167	'calendar_year' => 'calendar_period_2',
168	'calendar_day' => 'calendar_period_3',
169	'calendar_week' => 'calendar_period_4',
170	'calendar_block_view' => 'calendar_period_5',
171	);
172	$result = db_query("SELECT * FROM {views_display} d LEFT JOIN {views_view} v ON d.vid = v.vid");
173	drupal_load('module', 'views');
174	while ($row = db_fetch_array($result)) {
175	if (in_array($row['display_plugin'], array_keys($periods))) {
176	$id = $row['id'];
177	$options = unserialize($row['display_options']);
178	if ($row['display_plugin'] == 'calendar_block_view') {
179	$options['calendar_type'] = 'month';
180	$options['displays'] = array('calendar_1' => 0, 'default' => 0, 'calendar_block_1' => 'calendar_block_1');
181	}
182	else {
183	$options['calendar_type'] = str_replace('calendar_', '', $row['display_plugin']);
184	$options['displays'] = array('calendar_1' => 'calendar_1', 'default' => 0, 'calendar_block_1' => 0);
185	}
186	$row['id'] = $periods[$row['id']];
187	$row['display_plugin'] = 'calendar_period';
188	$row['display_options'] = serialize($options);
189	db_query("UPDATE {views_display} SET id='%s', display_plugin='%s', display_options='%s' WHERE id='%s'", $row['id'], $row['display_plugin'], $row['display_options'], $id);
190	}
191	elseif ($row['display_plugin'] == 'calendar' \|\| $row['display_plugin'] == 'calendar_block') {
192	db_query("UPDATE {views_display} SET id='%s' WHERE id='%s'", $row['id'] .'_1', $row['id']);
193	}
194	db_query("DELETE FROM {views_object_cache} WHERE name = '%s'", $row['name']);
195	}
196	views_invalidate_cache();
197	$ret[] = array('success' => TRUE, 'query' => 'Updated calendar displays to use new handlers.');
198	return $ret;
199	}