'=',
'!' => '!',
'<' => '<',
'<=' => '<=',
'>' => '>',
'>=' => '>=',
'~' => '~',
);
$form = array('#tree' => TRUE);
$items = themekey_load_rules();
$parent_options = array_merge(array(0), array_keys($items));
$parent_options = array_combine($parent_options, $parent_options);
foreach ($items as $item) {
$form['old_items'][$item['id']]['depth'] = array(
'#type' => 'value',
'#value' => $item['depth'],
);
$form['old_items'][$item['id']]['id'] = array(
'#type' => 'hidden',
'#value' => $item['id'],
);
$property = $item['property'];
$wildcard = '';
if (!in_array($property, $properties)) {
if (!empty($attributes[$property]['static'])) {
$form['old_items'][$item['id']]['property'] = array(
'#type' => 'hidden',
'#default_value' => $property,
'#value' => $property,
'#prefix' => '' . $property . '',
);
$form['old_items'][$item['id']]['operator'] = array(
'#type' => 'hidden',
'#default_value' => '=',
'#value' => '=',
);
$form['old_items'][$item['id']]['value'] = array(
'#type' => 'hidden',
'#default_value' => 'static',
'#value' => 'static',
);
$form['old_items'][$item['id']]['theme'] = array(
'#type' => 'select',
'#default_value' => 'default',
'#options' => array('default' => t('Triggered')),
);
}
else {
$property = 'drupal:path:wildcard';
$wildcard = $item['property'];
}
}
if (!isset($form['old_items'][$item['id']]['property'])) {
$form['old_items'][$item['id']]['property'] = array(
'#type' => 'select',
'#default_value' => $property,
'#options' => $properties,
);
}
$form['old_items'][$item['id']]['wildcard'] = array(
'#type' => 'textfield',
'#default_value' => $wildcard,
'#size' => 10,
'#maxlength' => 255,
);
if (!isset($form['old_items'][$item['id']]['operator'])) {
$form['old_items'][$item['id']]['operator'] = array(
'#type' => 'select',
'#default_value' => $item['operator'],
'#options' => $operators,
);
}
if (!isset($form['old_items'][$item['id']]['value'])) {
$form['old_items'][$item['id']]['value'] = array(
'#type' => 'textfield',
'#default_value' => $item['value'],
'#size' => 20,
'#maxlength' => 255,
);
}
$form['old_items'][$item['id']]['parent'] = array(
'#type' => 'select',
'#default_value' => $item['parent'],
'#options' => $parent_options
);
if (!isset($form['old_items'][$item['id']]['theme'])) {
$form['old_items'][$item['id']]['theme'] = array(
'#type' => 'select',
'#default_value' => $item['theme'],
'#options' => $themes,
);
}
$form['old_items'][$item['id']]['enabled'] = array(
'#type' => 'checkbox',
'#default_value' => $item['enabled'],
);
$form['old_items'][$item['id']]['weight'] = array(
'#type' => 'weight',
'#delta' => 50,
'#default_value' => $item['weight'],
);
$form['old_items'][$item['id']]['delete'] = array(
'#value' => l(t('delete'), 'admin/settings/themekey/properties/delete/' . $item['id']),
);
}
$form['new_item']['property'] = array(
'#type' => 'select',
'#default_value' => !empty($_GET['property']) ? check_plain($_GET['property']) : '',
'#options' => $properties,
);
$form['new_item']['wildcard'] = array(
'#type' => 'textfield',
'#default_value' => $wildcard,
'#size' => 10,
'#maxlength' => 255,
);
$form['new_item']['operator'] = array(
'#type' => 'select',
'#default_value' => '=',
'#options' => $operators,
);
$form['new_item']['value'] = array(
'#type' => 'textfield',
'#default_value' => !empty($_GET['value']) ? check_plain($_GET['value']) : '',
'#size' => 25,
'#maxlength' => 255
);
$form['new_item']['theme'] = array(
'#type' => 'select',
'#default_value' => 'default',
'#options' => $themes,
);
$form['new_item']['enabled'] = array(
'#type' => 'checkbox',
'#default_value' => TRUE,
);
$form['buttons']['submit'] = array(
'#type' => 'submit',
'#value' => t('Save configuration'),
);
return $form;
}
/**
* Implements hook_form_alter().
*
* Alters @see themekey_rule_chain_form().
* Validation will happen here when the form displays the stored configuration.
* Otherwise all the drag'n'drop stuff will not work.
*
* @see themekey_rule_chain_form()
* @see themekey_rule_chain_form_set_error()
*/
function themekey_form_alter(&$form, $form_state, $form_id) {
if ('themekey_rule_chain_form' == $form_id && empty($form_state['post'])) {
module_invoke_all('themekey_load_validators');
$attributes = variable_get('themekey_attributes', array());
if (!empty($form['old_items'])) {
foreach ($form['old_items'] as $key_1 => $value_1) {
if ($value_1['enabled']['#default_value']) {
if (!themekey_check_theme_enabled($value_1['theme']['#default_value'])) {
themekey_rule_chain_form_set_error($form, $key_1, 'theme', t('Theme is not activated'));
}
if (0 == strlen($value_1['value']['#default_value'])) {
themekey_rule_chain_form_set_error($form, $key_1, 'value', t('You must enter a value'));
}
elseif (!empty($attributes[$value_1['property']['#default_value']]['validator'])) {
//validate rule with custom validator
$validator = $attributes[$value_1['property']['#default_value']]['validator'];
if (function_exists($validator)) {
$rule = array(
'property' => $value_1['property']['#default_value'],
'wildcard' => $value_1['wildcard']['#default_value'],
'operator' => $value_1['operator']['#default_value'],
'value' => $value_1['value']['#default_value'],
);
$errors = $validator($rule);
foreach ($errors as $element => $msg) {
themekey_rule_chain_form_set_error($form, $key_1, $element, $msg);
}
}
else {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('ThemeKey requested an unknown validator called %validator to validate property %property', array('%validator' => $validator, '%property' => $value_1['property']['#default_value'])));
}
}
foreach ($form['old_items'] as $key_2 => $value_2) {
if ($key_2 == $key_1) {
continue;
}
if ($value_2['enabled']['#default_value'] &&
!empty($value_1['value']['#default_value']) &&
$value_2['property']['#default_value'] == $value_1['property']['#default_value'] &&
$value_2['operator']['#default_value'] == $value_1['operator']['#default_value'] &&
$value_2['value']['#default_value'] == $value_1['value']['#default_value'] &&
($value_2['parent']['#default_value'] == $value_1['parent']['#default_value'] ||
$value_2['parent']['#default_value'] == $value_1['id']['#value'])) {
if ('drupal:path:wildcard' != $value_2['property']['#default_value'] ||
('drupal:path:wildcard' == $value_2['property']['#default_value'] && $value_2['wildcard']['#default_value'] == $value_1['wildcard']['#default_value'])) {
// We have two identical rules with same 'indention' in a chain.
// This is allowed only if first one has childs and second one has none and one isn't the parent of the other
if (!$value_2['parent']['#default_value'] == $value_1['id']['#value']) {
$has_childs_1 = FALSE;
$has_childs_2 = FALSE;
foreach ($form['old_items'] as $key_3 => $value_3) {
if ($value_3['parent']['#default_value'] == $value_1['id']['#value']) {
$has_childs_1 = TRUE;
}
if ($value_3['parent']['#default_value'] == $value_2['id']['#value']) {
$has_childs_2 = TRUE;
}
if ($has_childs_1 && $has_childs_2) {
break;
}
}
if ((($value_1['weight']['#default_value'] < $value_2['weight']['#default_value']) && $has_childs_1 && !$has_childs_2) ||
(($value_1['weight']['#default_value'] > $value_2['weight']['#default_value']) && !$has_childs_1 && $has_childs_2)) {
// no error
continue;
}
elseif (($value_1['weight']['#default_value'] > $value_2['weight']['#default_value']) && $has_childs_1 && !$has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule could never be reached'));
continue;
}
elseif (($value_1['weight']['#default_value'] < $value_2['weight']['#default_value']) && !$has_childs_1 && $has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule hides a later one'));
continue;
}
elseif (($value_1['weight']['#default_value'] < $value_2['weight']['#default_value']) && $has_childs_1 && $has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule should be combined with an identical one below'));
continue;
}
elseif (($value_1['weight']['#default_value'] > $value_2['weight']['#default_value']) && $has_childs_1 && $has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule should be combined with an identical one above'));
continue;
}
}
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('You entered two identical theme switching rules in the chain'));
themekey_rule_chain_form_set_error($form, $key_2, 'property', t('You entered two identical theme switching rules in the chain'));
}
}
}
}
}
}
// dump all errors
themekey_rule_chain_form_set_error($form);
}
}
/**
* Implements an error stack for hemekey_rule_chain_form()
*
* @see hemekey_rule_chain_form()
* @see themekey_form_alter()
*
* @param $form
* drupal form as reference
*
* @param $rule_id
* the id of a ThemeKey rule
*
* @param $element
* the id of an errounous form element as string
*
* @param $msg
* error message as string
*/
function themekey_rule_chain_form_set_error(&$form, $rule_id = 0, $element = '', $msg = '') {
static $error_stack = array();
if (!empty($rule_id)) {
$error_stack[$rule_id][] = array('old_items][' . $rule_id . '][' . $element, $msg);
}
else {
$error_counter = 0;
foreach ($error_stack as $rule_id => $errors) {
$error_counter++;
$form['old_items'][$rule_id]['id']['#prefix'] = '' . $error_counter . '';
foreach ($errors as $error) {
form_set_error($error[0], $error_counter .') ' . $error[1]);
}
}
if (0 < $error_counter) {
drupal_set_message(t("Your current configuration of Theme Switching Rules contains at least one logical error. Nevertheless this configuration is stored and active."), 'warning');
}
}
}
/**
* Form submission handler for themekey_rule_chain_form().
*
* @see hemekey_rule_chain_form()
*/
function themekey_rule_chain_form_submit($form, &$form_state) {
$max_weight = 0;
if (!empty($form_state['values']['old_items'])) {
foreach ($form_state['values']['old_items'] as $id => $item) {
if ($item['weight'] > $max_weight) {
$max_weight = $item['weight'];
}
$item['id'] = $id;
if ('drupal:path:wildcard' == $item['property']) {
$item['property'] = $item['wildcard'];
}
unset($item['wildcard']);
themekey_rule_set($item);
}
}
if (!empty($form_state['values']['new_item']['value'])) {
$item = $form_state['values']['new_item'];
$item['parent'] = 0;
$item['weight'] = $max_weight + 1;
if ('drupal:path:wildcard' == $item['property']) {
$item['property'] = $item['wildcard'];
}
unset($item['wildcard']);
themekey_rule_set($item);
}
drupal_set_message(t('The configuration options have been saved.'));
}
/**
* Form builder for the ThemeKey settings form.
*
* @ingroup forms
*/
function themekey_settings_form() {
// REVIEW rebuild is called to many times
// REVIEW isn't there a better place for this?
themekey_rebuild();
$form['settings'] = array(
'#type' => 'fieldset',
'#title' => t('General Settings'),
'#collapsible' => FALSE,
'#collapsed' => FALSE
);
$form['settings']['themekey_allthemes'] = array(
'#type' => 'checkbox',
'#title' => t('Provide all themes for selection'),
'#default_value' => variable_get('themekey_allthemes', 0),
'#description' => t('Make all installed themes available for selection, not enabled ones only.')
);
$form['settings']['themekey_theme_maintain'] = array(
'#type' => 'checkbox',
'#title' => t('Retain the theme until a new theme is set'),
'#default_value' => variable_get('themekey_theme_maintain', 0),
'#description' => t('Select this option to have users logged in stay in the same theme until they browse to a new page with an explicit theme set.'),
);
$form['settings']['themekey_theme_maintain_anonymous'] = array(
'#type' => 'checkbox',
'#title' => t('Retain the theme until a new theme is set for anonymous users'),
'#default_value' => variable_get('themekey_theme_maintain', 0),
'#description' => t('Select this option to have anonymous users stay in the same theme until they browse to a new page with an explicit theme set.
Warning: This feature is only working correctly if you turn off caching!'),
);
if (module_exists('forum')) {
$form['settings']['themekey_module_forum_triggers_taxonomy_vid'] = array(
'#type' => 'checkbox',
'#title' => t('Forum pages trigger property taxonomy:vid'),
'#default_value' => variable_get('themekey_module_forum_triggers_taxonomy_vid', 0),
'#description' => t('Property taxonomy:vid is set when a single node is shown (p.e. /node/17). If this option is selected, forum pages like /forum/28 will set taxonomy:vid as well.')
);
}
// TODO Integration of Taxonomy Menu outdated. See http://drupal.org/node/616946
// if (module_exists('taxonomy_menu')) {
// $form['settings']['themekey_module_taxonomy_menu_triggers_taxonomy_tid'] = array(
// '#type' => 'checkbox',
// '#title' => t('Module Taxonomy Menu triggers property taxonomy:tid'),
// '#default_value' => variable_get('themekey_module_taxonomy_menu_triggers_taxonomy_tid', 0),
// '#description' => t('Property taxonomy:tid is set when a single node is shown (p.e. /node/17). If this option is selected, pages created by module Taxonomy Menu like /category/31 will set taxonomy:tid as well.')
// );
// }
return system_settings_form($form);
}
/**
* Themes hemekey_rule_chain_form() and adds drag'n'drop features.
*
* @ingroup themeable
*/
function theme_themekey_rule_chain_form($form) {
$output = '';
$rows = array();
if (!empty($form['old_items'])) {
$num_childs = array();
$parents_disabled = array();
foreach ($form['old_items'] as $key => $item) {
if (isset($item['property'])) {
$num_childs[$key] = 0;
$parents_disabled[$key] = FALSE;
if (!empty($parents_disabled[$item['parent']['#value']])) {
$form['old_items'][$key]['enabled']['#value'] = 0;
}
if (!$form['old_items'][$key]['enabled']['#value']) {
$parents_disabled[$key] = TRUE;
}
elseif ($item['parent']['#value']) {
$num_childs[$item['parent']['#value']]++;
}
}
}
foreach ($form['old_items'] as $key => $item) {
if (isset($item['property'])) {
$row = is_array($form['old_items'][$key]['#attributes']) ? $form['old_items'][$key]['#attributes'] : array();
// Add special classes to be used for tabledrag.js.
$form['old_items'][$key]['id']['#attributes']['class'] = 'themekey-property-id';
$form['old_items'][$key]['parent']['#attributes']['class'] = 'themekey-property-parent';
$form['old_items'][$key]['weight']['#attributes']['class'] = 'themekey-property-weight';
// Add special classes to be used for themekey-properties.js.
$form['old_items'][$key]['property']['#attributes']['class'] = 'themekey-property-property themekey-fadeable';
$form['old_items'][$key]['wildcard']['#attributes']['class'] = 'themekey-property-wildcard themekey-fadeable';
$form['old_items'][$key]['operator']['#attributes']['class'] = 'themekey-fadeable';
$form['old_items'][$key]['value']['#attributes']['class'] = 'themekey-fadeable';
$form['old_items'][$key]['enabled']['#attributes']['class'] = 'themekey-property-enabled';
$form['old_items'][$key]['theme']['#attributes']['class'] = 'themekey-property-theme themekey-fadeable';
if ('drupal:path:wildcard' != $item['property']['#value']) {
$form['old_items'][$key]['wildcard']['#attributes']['style'] = 'display: none';
}
if ($num_childs[$key]) {
$form['old_items'][$key]['theme']['#attributes']['style'] = 'display: none';
}
if ($parents_disabled[$item['parent']['#value']]) {
$form['old_items'][$key]['enabled']['#attributes']['style'] = 'display: none';
$form['old_items'][$key]['enabled']['#default_value'] = 0;
}
$elements = array();
$elements[] = array('data' =>
theme('indentation', $form['old_items'][$key]['depth']['#value']) .
drupal_render($form['old_items'][$key]['id']) .
drupal_render($form['old_items'][$key]['property']) .
drupal_render($form['old_items'][$key]['wildcard']) .
drupal_render($form['old_items'][$key]['operator']) .
drupal_render($form['old_items'][$key]['value']),
'class' => 'themekey-properties-row');
$elements[] = array('data' =>
drupal_render($form['old_items'][$key]['theme']));
$elements[] = array('data' =>
drupal_render($form['old_items'][$key]['enabled']));
$elements[] = array('data' =>
drupal_render($form['old_items'][$key]['delete']));
$elements[] = array('data' =>
drupal_render($form['old_items'][$key]['parent']));
$elements[] = array('data' =>
drupal_render($form['old_items'][$key]['weight']));
$row['class'] = !empty($row['class']) ? $row['class'] .' draggable' : 'draggable';
if (!$form['old_items'][$key]['enabled']['#value']) {
$row['class'] .= ' themekey-fade-out';
}
if (!$form['old_items'][$key]['parent']['#value']) {
$row['class'] .= ' themekey-top-level';
}
$row['id'] = 'themekey-properties-row-' . $key;
$row['data'] = $elements;
$rows[] = $row;
}
}
}
if (!empty($rows)) {
if (empty($form['pager']['#value'])) {
drupal_add_tabledrag('themekey-properties', 'match', 'parent', 'themekey-property-parent', 'themekey-property-parent', 'themekey-property-id', TRUE);
drupal_add_tabledrag('themekey-properties', 'order', 'sibling', 'themekey-property-weight');
}
$header = array(
array('data' => t('Theme Switching Rule Chain')),
array('data' => t('Theme')),
array('data' => t('Enabled')),
array('data' => t('Operation')),
array('data' => t('Parent')),
array('data' => t('Weight')),
);
$output .= theme('table', $header, $rows, array('id' => 'themekey-properties'));
foreach ($num_childs as $parent => $num) {
$output .= '';
}
}
$rows = array();
if (!empty($form['new_item'])) {
if (isset($form['new_item']['property'])) {
$row = is_array($form['new_item']['#attributes']) ? $form['new_item']['#attributes'] : array();
// Add special classes to be used for themekey-properties.js.
$form['new_item']['property']['#attributes']['class'] = 'themekey-property-property';
$form['new_item']['wildcard']['#attributes']['class'] = 'themekey-property-wildcard';
if ('drupal:path:wildcard' != $form['new_item']['property']['#value']) {
$form['new_item']['wildcard']['#attributes']['style'] = 'display: none';
}
$elements = array();
$elements[] = t('New Rule:');
$elements[] = array('data' =>
drupal_render($form['new_item']['property']) .
drupal_render($form['new_item']['wildcard']) .
drupal_render($form['new_item']['operator']) .
drupal_render($form['new_item']['value']),
'class' => 'themekey-properties-row');
$elements[] = array('data' => drupal_render($form['new_item']['theme']));
$elements[] = array('data' => drupal_render($form['new_item']['enabled']));
$row['data'] = $elements;
$rows[] = $row;
}
}
if (!empty($rows)) {
$header = array(
'',
array('data' => t('Theme Switching Rule')),
array('data' => t('Theme')),
array('data' => t('Enabled')),
);
$output .= '';
$output .= theme('table', $header, $rows, array('id' => 'themekey-new-item'));
}
$output .= drupal_render($form);
drupal_add_css(drupal_get_path('module', 'themekey') . '/themekey_properties.css');
drupal_add_js(drupal_get_path('module', 'themekey') . '/themekey_properties.js');
return $output;
}
/**
* Detects if there's an active administration theme and displays a warning
*/
function themekey_admin_theme_warning() {
if (variable_get('admin_theme', '0')) {
drupal_set_message(t('Note: %admin_theme is configured as administration theme at !link. This setting is more powerful than a corresponding ThemeKey rule.',
array('%admin_theme' => variable_get('admin_theme', '0'), '!link' => l('admin/settings/admin', 'admin/settings/admin'))), 'warning');
if (variable_get('node_admin_theme', '0')) {
drupal_set_message(t('Note: As configured at !link adding or editing a node will use the administration theme %admin_theme.',
array('%admin_theme' => variable_get('admin_theme', '0'), '!link' => l('admin/settings/admin', 'admin/settings/admin'))), 'warning');
}
}
}
/**
* Menu callback -- ask for confirmation of ThemeKey rule deletion
*/
function themekey_admin_delete_rule_confirm(&$form_state, $arg, $themekey_property_id) {
$form['themekey_property_id'] = array(
'#type' => 'value',
'#value' => $themekey_property_id,
);
return confirm_form($form,
t('Are you sure you want to delete %title?', array('%title' => $themekey_property_id)),
'admin/settings/themekey/properties',
t('This action cannot be undone.'),
t('Delete'),
t('Cancel')
);
}
/**
* Execute ThemeKey rule deletion
*/
function themekey_admin_delete_rule_confirm_submit($form, &$form_state) {
if ($form_state['values']['confirm']) {
themekey_rule_del($form_state['values']['themekey_property_id']);
}
$form_state['redirect'] = 'admin/settings/themekey/properties';
}
/**
* Uses drupal's form builder to format ThemeKey's help
*
* @see themekey_help()
*/
function themekey_help_form($collapsed = TRUE) {
$attributes = variable_get('themekey_attributes', array());
$form['help']['examples'] = array(
'#type' => 'fieldset',
'#title' => t('Examples'),
'#collapsible' => TRUE,
'#collapsed' => $collapsed,
);
$form['help']['examples']['Set a special theme for site administrator'] = array(
'#type' => 'fieldset',
'#title' => t('Set a special theme for site administrator'),
'#collapsible' => TRUE,
'#collapsed' => $form['help']['examples']['#collapsed'],
);
$form['help']['examples']['Set a special theme for site administrator']['item'] = array(
'#type' => 'item',
'#value' => t('Create a Theme Switching Rules:') . '
Property: user:uid
Operator: =
Value: 1
',
);
// TODO: add some examples using drupal:path and drupal:path:wildcard
$form['help']['examples']['TODO: add some examples using drupal:path and drupal:path:wildcard'] = array(
'#type' => 'fieldset',
'#title' => 'TODO: add some examples using drupal:path and drupal:path:wildcard',
'#collapsible' => TRUE,
'#collapsed' => $form['help']['examples']['#collapsed'],
);
$form['help']['examples']['TODO: add some examples using drupal:path and drupal:path:wildcard']['item'] = array(
'#type' => 'item',
'#value' => 'TODO' . '