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<?php
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/**
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* @file
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* @todo.
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*/
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/**
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* @defgroup views_filter_handlers Views filter handlers
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* @{
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* Handlers to tell Views how to filter queries.
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*
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* Definition items:
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* - allow empty: If true, the 'IS NULL' and 'IS NOT NULL' operators become
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* available as standard operators.
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*
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* Object flags:
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* You can set some specific behavior by setting up the following flags on
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* your custom class.
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*
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* - always_multiple:
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* Disable the possibility to force a single value.
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* - no_operator:
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* Disable the possibility to use operators.
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* - always_required:
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* Disable the possibility to allow a exposed input to be optional.
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*/
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/**
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* Base class for filters.
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*
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* @ingroup views_filter_handlers
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*/
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class views_handler_filter extends views_handler {
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/**
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* Contains the actual value of the field,either configured in the views ui
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* or entered in the exposed filters.
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*/
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var $value = NULL;
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/**
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* Contains the operator which is used on the query.
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*/
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var $operator = '=';
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/**
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* Contains the information of the selected item in a gruped filter.
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*/
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var $group_info = NULL;
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/**
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* @var bool
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* Disable the possibility to force a single value.
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*/
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var $always_multiple = FALSE;
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/**
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* @var bool
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* Disable the possibility to use operators.
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*/
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var $no_operator = FALSE;
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/**
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* @var bool
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* Disable the possibility to allow a exposed input to be optional.
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*/
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var $always_required = FALSE;
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/**
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* Provide some extra help to get the operator/value easier to use.
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*
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* This likely has to be overridden by filters which are more complex
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* than simple operator/value.
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*/
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function init(&$view, &$options) {
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parent::init($view, $options);
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$this->operator = $this->options['operator'];
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$this->value = $this->options['value'];
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$this->group_info = $this->options['group_info']['default_group'];
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// Compatibility: The new UI changed several settings.
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if (!empty($options['exposed']) && !empty($options['expose']['optional']) && !isset($options['expose']['required'])) {
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$this->options['expose']['required'] = !$options['expose']['optional'];
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}
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if (!empty($options['exposed']) && !empty($options['expose']['single']) && !isset($options['expose']['multiple'])) {
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$this->options['expose']['multiple'] = !$options['expose']['single'];
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}
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if (!empty($options['exposed']) && !empty($options['expose']['operator']) && !isset($options['expose']['operator_id'])) {
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$this->options['expose']['operator_id'] = $options['expose']['operator_id'] = $options['expose']['operator'];
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}
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if ($this->multiple_exposed_input()) {
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$this->group_info = NULL;
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if (!empty($options['group_info']['default_group_multiple'])) {
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$this->group_info = array_filter($options['group_info']['default_group_multiple']);
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}
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$this->options['expose']['multiple'] = TRUE;
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}
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// If there are relationships in the view, allow empty should be true
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// so that we can do IS NULL checks on items. Not all filters respect
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// allow empty, but string and numeric do and that covers enough.
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if ($this->view->display_handler->get_option('relationships')) {
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$this->definition['allow empty'] = TRUE;
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}
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}
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function option_definition() {
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$options = parent::option_definition();
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$options['operator'] = array('default' => '=');
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$options['value'] = array('default' => '');
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$options['group'] = array('default' => '1');
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$options['exposed'] = array('default' => FALSE, 'bool' => TRUE);
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$options['expose'] = array(
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'contains' => array(
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'operator_id' => array('default' => FALSE),
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'label' => array('default' => '', 'translatable' => TRUE),
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'description' => array('default' => '', 'translatable' => TRUE),
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'use_operator' => array('default' => FALSE, 'bool' => TRUE),
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'operator_label' => array('default' => '', 'translatable' => TRUE),
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'operator' => array('default' => ''),
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'identifier' => array('default' => ''),
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'required' => array('default' => FALSE, 'bool' => TRUE),
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'remember' => array('default' => FALSE, 'bool' => TRUE),
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'multiple' => array('default' => FALSE, 'bool' => TRUE),
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'remember_roles' => array('default' => array(
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DRUPAL_AUTHENTICATED_RID => DRUPAL_AUTHENTICATED_RID,
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)),
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),
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);
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// A group is a combination of a filter, an operator and a value
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// operating like a single filter.
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// Users can choose from a select box which group they want to apply.
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// Views will filter the view according to the defined values.
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// Because it acts as a standard filter, we have to define
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// an identifier and other settings like the widget and the label.
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// This settings are saved in another array to allow users to switch
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// between a normal filter and a group of filters with a single click.
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$options['is_grouped'] = array('default' => FALSE, 'bool' => TRUE);
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$options['group_info'] = array(
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'contains' => array(
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'label' => array('default' => '', 'translatable' => TRUE),
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'description' => array('default' => '', 'translatable' => TRUE),
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'identifier' => array('default' => ''),
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'optional' => array('default' => TRUE, 'bool' => TRUE),
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'widget' => array('default' => 'select'),
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'multiple' => array('default' => FALSE, 'bool' => TRUE),
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'remember' => array('default' => 0),
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'default_group' => array('default' => 'All'),
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'default_group_multiple' => array('default' => array()),
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'group_items' => array('default' => array()),
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),
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);
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return $options;
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}
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/**
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* Display the filter on the administrative summary
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*/
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function admin_summary() {
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return check_plain((string) $this->operator) . ' ' . check_plain((string) $this->value);
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}
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/**
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* Determine if a filter can be exposed.
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*/
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function can_expose() { return TRUE; }
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/**
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* Determine if a filter can be converted into a group.
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* Only exposed filters with operators available can be converted into groups.
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*/
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function can_build_group() {
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return $this->is_exposed() && (count($this->operator_options()) > 0);
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}
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/**
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* Returns TRUE if the exposed filter works like a grouped filter.
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*/
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function is_a_group() {
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return $this->is_exposed() && !empty($this->options['is_grouped']);
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}
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/**
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* Provide the basic form which calls through to subforms.
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* If overridden, it is best to call through to the parent,
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* or to at least make sure all of the functions in this form
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* are called.
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*/
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function options_form(&$form, &$form_state) {
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parent::options_form($form, $form_state);
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if ($this->can_expose()) {
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$this->show_expose_button($form, $form_state);
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}
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if ($this->can_build_group()) {
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$this->show_build_group_button($form, $form_state);
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}
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$form['clear_markup_start'] = array(
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'#markup' => '<div class="clearfix">',
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);
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if ($this->is_a_group()) {
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if ($this->can_build_group()) {
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$form['clear_markup_start'] = array(
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'#markup' => '<div class="clearfix">',
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);
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// Render the build group form.
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$this->show_build_group_form($form, $form_state);
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$form['clear_markup_end'] = array(
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'#markup' => '</div>',
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);
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}
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}
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else {
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// Add the subform from operator_form().
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$this->show_operator_form($form, $form_state);
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// Add the subform from value_form().
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$this->show_value_form($form, $form_state);
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$form['clear_markup_end'] = array(
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'#markup' => '</div>',
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);
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if ($this->can_expose()) {
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// Add the subform from expose_form().
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$this->show_expose_form($form, $form_state);
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}
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}
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}
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/**
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* Simple validate handler
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*/
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function options_validate(&$form, &$form_state) {
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$this->operator_validate($form, $form_state);
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$this->value_validate($form, $form_state);
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if (!empty($this->options['exposed']) && !$this->is_a_group()) {
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$this->expose_validate($form, $form_state);
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}
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if ($this->is_a_group()) {
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$this->build_group_validate($form, $form_state);
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}
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}
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/**
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* Simple submit handler
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*/
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function options_submit(&$form, &$form_state) {
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unset($form_state['values']['expose_button']); // don't store this.
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unset($form_state['values']['group_button']); // don't store this.
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if (!$this->is_a_group()) {
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$this->operator_submit($form, $form_state);
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$this->value_submit($form, $form_state);
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}
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if (!empty($this->options['exposed'])) {
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$this->expose_submit($form, $form_state);
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}
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if ($this->is_a_group()) {
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$this->build_group_submit($form, $form_state);
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}
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}
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/**
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* Shortcut to display the operator form.
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*/
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function show_operator_form(&$form, &$form_state) {
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$this->operator_form($form, $form_state);
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$form['operator']['#prefix'] = '<div class="views-group-box views-left-30">';
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$form['operator']['#suffix'] = '</div>';
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}
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/**
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* Options form subform for setting the operator.
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*
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* This may be overridden by child classes, and it must
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* define $form['operator'];
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*
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* @see options_form()
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*/
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function operator_form(&$form, &$form_state) {
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$options = $this->operator_options();
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if (!empty($options)) {
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$form['operator'] = array(
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'#type' => count($options) < 10 ? 'radios' : 'select',
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'#title' => t('Operator'),
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'#default_value' => $this->operator,
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'#options' => $options,
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);
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}
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}
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/**
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* Provide a list of options for the default operator form.
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* Should be overridden by classes that don't override operator_form
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*/
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function operator_options() { return array(); }
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/**
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* Validate the operator form.
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*/
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function operator_validate($form, &$form_state) { }
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/**
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* Perform any necessary changes to the form values prior to storage.
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* There is no need for this function to actually store the data.
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*/
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function operator_submit($form, &$form_state) { }
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/**
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* Shortcut to display the value form.
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*/
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function show_value_form(&$form, &$form_state) {
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$this->value_form($form, $form_state);
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if (empty($this->no_operator)) {
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$form['value']['#prefix'] = '<div class="views-group-box views-right-70">' . (isset($form['value']['#prefix']) ? $form['value']['#prefix'] : '');
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$form['value']['#suffix'] = (isset($form['value']['#suffix']) ? $form['value']['#suffix'] : '') . '</div>';
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}
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}
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/**
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* Options form subform for setting options.
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*
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* This should be overridden by all child classes and it must
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* define $form['value']
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*
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* @see options_form()
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*/
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function value_form(&$form, &$form_state) { $form['value'] = array(); }
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/**
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* Validate the options form.
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*/
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function value_validate($form, &$form_state) { }
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/**
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* Perform any necessary changes to the form values prior to storage.
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* There is no need for this function to actually store the data.
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*/
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function value_submit($form, &$form_state) { }
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343
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/**
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* Shortcut to display the exposed options form.
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*/
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function show_build_group_form(&$form, &$form_state) {
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if (empty($this->options['is_grouped'])) {
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return;
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}
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$this->build_group_form($form, $form_state);
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// When we click the expose button, we add new gadgets to the form but they
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// have no data in $_POST so their defaults get wiped out. This prevents
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// these defaults from getting wiped out. This setting will only be TRUE
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// during a 2nd pass rerender.
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if (!empty($form_state['force_build_group_options'])) {
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foreach (element_children($form['group_info']) as $id) {
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if (isset($form['group_info'][$id]['#default_value']) && !isset($form['group_info'][$id]['#value'])) {
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$form['group_info'][$id]['#value'] = $form['group_info'][$id]['#default_value'];
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}
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}
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}
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}
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366
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/**
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367
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* Shortcut to display the build_group/hide button.
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*/
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function show_build_group_button(&$form, &$form_state) {
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$form['group_button'] = array(
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'#prefix' => '<div class="views-grouped clearfix">',
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'#suffix' => '</div>',
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// Should always come after the description and the relationship.
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'#weight' => -190,
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);
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$grouped_description = t('Grouped filters allow a choice between predefined operator|value pairs.');
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$form['group_button']['radios'] = array(
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'#theme_wrappers' => array('container'),
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'#attributes' => array('class' => array('js-only')),
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);
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$form['group_button']['radios']['radios'] = array(
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'#title' => t('Filter type to expose'),
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'#description' => $grouped_description,
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'#type' => 'radios',
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'#options' => array(
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t('Single filter'),
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t('Grouped filters'),
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),
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);
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if (empty($this->options['is_grouped'])) {
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$form['group_button']['markup'] = array(
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'#markup' => '<div class="description grouped-description">' . $grouped_description . '</div>',
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);
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$form['group_button']['button'] = array(
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'#limit_validation_errors' => array(),
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'#type' => 'submit',
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'#value' => t('Grouped filters'),
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'#submit' => array('views_ui_config_item_form_build_group'),
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);
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$form['group_button']['radios']['radios']['#default_value'] = 0;
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}
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else {
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$form['group_button']['button'] = array(
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'#limit_validation_errors' => array(),
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'#type' => 'submit',
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'#value' => t('Single filter'),
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'#submit' => array('views_ui_config_item_form_build_group'),
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);
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$form['group_button']['radios']['radios']['#default_value'] = 1;
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}
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}
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/**
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* Shortcut to display the expose/hide button.
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*/
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function show_expose_button(&$form, &$form_state) {
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$form['expose_button'] = array(
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'#prefix' => '<div class="views-expose clearfix">',
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'#suffix' => '</div>',
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// Should always come after the description and the relationship.
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'#weight' => -200,
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);
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// Add a checkbox for JS users, which will have behavior attached to it
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// so it can replace the button.
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$form['expose_button']['checkbox'] = array(
|
429
|
'#theme_wrappers' => array('container'),
|
430
|
'#attributes' => array('class' => array('js-only')),
|
431
|
);
|
432
|
$form['expose_button']['checkbox']['checkbox'] = array(
|
433
|
'#title' => t('Expose this filter to visitors, to allow them to change it'),
|
434
|
'#type' => 'checkbox',
|
435
|
);
|
436
|
|
437
|
// Then add the button itself.
|
438
|
if (empty($this->options['exposed'])) {
|
439
|
$form['expose_button']['markup'] = array(
|
440
|
'#markup' => '<div class="description exposed-description">' . t('This filter is not exposed. Expose it to allow the users to change it.') . '</div>',
|
441
|
);
|
442
|
$form['expose_button']['button'] = array(
|
443
|
'#limit_validation_errors' => array(),
|
444
|
'#type' => 'submit',
|
445
|
'#value' => t('Expose filter'),
|
446
|
'#submit' => array('views_ui_config_item_form_expose'),
|
447
|
);
|
448
|
$form['expose_button']['checkbox']['checkbox']['#default_value'] = 0;
|
449
|
}
|
450
|
else {
|
451
|
$form['expose_button']['markup'] = array(
|
452
|
'#markup' => '<div class="description exposed-description">' . t('This filter is exposed. If you hide it, users will not be able to change it.') . '</div>',
|
453
|
);
|
454
|
$form['expose_button']['button'] = array(
|
455
|
'#limit_validation_errors' => array(),
|
456
|
'#type' => 'submit',
|
457
|
'#value' => t('Hide filter'),
|
458
|
'#submit' => array('views_ui_config_item_form_expose'),
|
459
|
);
|
460
|
$form['expose_button']['checkbox']['checkbox']['#default_value'] = 1;
|
461
|
}
|
462
|
}
|
463
|
|
464
|
/**
|
465
|
* Options form subform for exposed filter options.
|
466
|
*
|
467
|
* @see options_form()
|
468
|
*/
|
469
|
function expose_form(&$form, &$form_state) {
|
470
|
$form['#theme'] = 'views_ui_expose_filter_form';
|
471
|
// #flatten will move everything from $form['expose'][$key] to $form[$key]
|
472
|
// prior to rendering. That's why the pre_render for it needs to run first,
|
473
|
// so that when the next pre_render (the one for fieldsets) runs, it gets
|
474
|
// the flattened data.
|
475
|
array_unshift($form['#pre_render'], 'views_ui_pre_render_flatten_data');
|
476
|
$form['expose']['#flatten'] = TRUE;
|
477
|
|
478
|
if (empty($this->always_required)) {
|
479
|
$form['expose']['required'] = array(
|
480
|
'#type' => 'checkbox',
|
481
|
'#title' => t('Required'),
|
482
|
'#default_value' => $this->options['expose']['required'],
|
483
|
);
|
484
|
}
|
485
|
else {
|
486
|
$form['expose']['required'] = array(
|
487
|
'#type' => 'value',
|
488
|
'#value' => TRUE,
|
489
|
);
|
490
|
}
|
491
|
$form['expose']['label'] = array(
|
492
|
'#type' => 'textfield',
|
493
|
'#default_value' => $this->options['expose']['label'],
|
494
|
'#title' => t('Label'),
|
495
|
'#size' => 40,
|
496
|
);
|
497
|
|
498
|
$form['expose']['description'] = array(
|
499
|
'#type' => 'textfield',
|
500
|
'#default_value' => $this->options['expose']['description'],
|
501
|
'#title' => t('Description'),
|
502
|
'#size' => 60,
|
503
|
);
|
504
|
|
505
|
if (!empty($form['operator']['#type'])) {
|
506
|
// Increase the width of the left (operator) column.
|
507
|
$form['operator']['#prefix'] = '<div class="views-group-box views-left-40">';
|
508
|
$form['operator']['#suffix'] = '</div>';
|
509
|
$form['value']['#prefix'] = '<div class="views-group-box views-right-60">';
|
510
|
$form['value']['#suffix'] = '</div>';
|
511
|
|
512
|
$form['expose']['use_operator'] = array(
|
513
|
'#type' => 'checkbox',
|
514
|
'#title' => t('Expose operator'),
|
515
|
'#description' => t('Allow the user to choose the operator.'),
|
516
|
'#default_value' => !empty($this->options['expose']['use_operator']),
|
517
|
);
|
518
|
$form['expose']['operator_label'] = array(
|
519
|
'#type' => 'textfield',
|
520
|
'#default_value' => $this->options['expose']['operator_label'],
|
521
|
'#title' => t('Operator label'),
|
522
|
'#size' => 40,
|
523
|
'#description' => t('This will appear before your operator select field.'),
|
524
|
'#dependency' => array(
|
525
|
'edit-options-expose-use-operator' => array(1)
|
526
|
),
|
527
|
);
|
528
|
$form['expose']['operator_id'] = array(
|
529
|
'#type' => 'textfield',
|
530
|
'#default_value' => $this->options['expose']['operator_id'],
|
531
|
'#title' => t('Operator identifier'),
|
532
|
'#size' => 40,
|
533
|
'#description' => t('This will appear in the URL after the ? to identify this operator.'),
|
534
|
'#dependency' => array(
|
535
|
'edit-options-expose-use-operator' => array(1)
|
536
|
),
|
537
|
'#fieldset' => 'more',
|
538
|
);
|
539
|
}
|
540
|
else {
|
541
|
$form['expose']['operator_id'] = array(
|
542
|
'#type' => 'value',
|
543
|
'#value' => '',
|
544
|
);
|
545
|
}
|
546
|
|
547
|
if (empty($this->always_multiple)) {
|
548
|
$form['expose']['multiple'] = array(
|
549
|
'#type' => 'checkbox',
|
550
|
'#title' => t('Allow multiple selections'),
|
551
|
'#description' => t('Enable to allow users to select multiple items.'),
|
552
|
'#default_value' => $this->options['expose']['multiple'],
|
553
|
);
|
554
|
}
|
555
|
$form['expose']['remember'] = array(
|
556
|
'#type' => 'checkbox',
|
557
|
'#title' => t('Remember the last selection'),
|
558
|
'#description' => t('Enable to remember the last selection made by the user.'),
|
559
|
'#default_value' => $this->options['expose']['remember'],
|
560
|
);
|
561
|
|
562
|
$role_options = array_map('check_plain', user_roles());
|
563
|
$form['expose']['remember_roles'] = array(
|
564
|
'#type' => 'checkboxes',
|
565
|
'#title' => t('User roles'),
|
566
|
'#description' => t('Remember exposed selection only for the selected user role(s). If you select no roles, the exposed data will never be stored.'),
|
567
|
'#default_value' => $this->options['expose']['remember_roles'],
|
568
|
'#options' => $role_options,
|
569
|
'#dependency' => array(
|
570
|
'edit-options-expose-remember' => array(1),
|
571
|
),
|
572
|
);
|
573
|
|
574
|
$form['expose']['identifier'] = array(
|
575
|
'#type' => 'textfield',
|
576
|
'#default_value' => $this->options['expose']['identifier'],
|
577
|
'#title' => t('Filter identifier'),
|
578
|
'#size' => 40,
|
579
|
'#description' => t('This will appear in the URL after the ? to identify this filter. Cannot be blank.'),
|
580
|
'#fieldset' => 'more',
|
581
|
);
|
582
|
}
|
583
|
|
584
|
/**
|
585
|
* Validate the options form.
|
586
|
*/
|
587
|
function expose_validate($form, &$form_state) {
|
588
|
if (empty($form_state['values']['options']['expose']['identifier'])) {
|
589
|
form_error($form['expose']['identifier'], t('The identifier is required if the filter is exposed.'));
|
590
|
}
|
591
|
|
592
|
if (!empty($form_state['values']['options']['expose']['identifier']) && $form_state['values']['options']['expose']['identifier'] == 'value') {
|
593
|
form_error($form['expose']['identifier'], t('This identifier is not allowed.'));
|
594
|
}
|
595
|
|
596
|
if (!$this->view->display_handler->is_identifier_unique($form_state['id'], $form_state['values']['options']['expose']['identifier'])) {
|
597
|
form_error($form['expose']['identifier'], t('This identifier is used by another handler.'));
|
598
|
}
|
599
|
}
|
600
|
|
601
|
/**
|
602
|
* Validate the build group options form.
|
603
|
*/
|
604
|
function build_group_validate($form, &$form_state) {
|
605
|
if (!empty($form_state['values']['options']['group_info'])) {
|
606
|
if (empty($form_state['values']['options']['group_info']['identifier'])) {
|
607
|
form_error($form['group_info']['identifier'], t('The identifier is required if the filter is exposed.'));
|
608
|
}
|
609
|
|
610
|
if (!empty($form_state['values']['options']['group_info']['identifier']) && $form_state['values']['options']['group_info']['identifier'] == 'value') {
|
611
|
form_error($form['group_info']['identifier'], t('This identifier is not allowed.'));
|
612
|
}
|
613
|
|
614
|
if (!$this->view->display_handler->is_identifier_unique($form_state['id'], $form_state['values']['options']['group_info']['identifier'])) {
|
615
|
form_error($form['group_info']['identifier'], t('This identifier is used by another handler.'));
|
616
|
}
|
617
|
}
|
618
|
|
619
|
if (!empty($form_state['values']['options']['group_info']['group_items'])) {
|
620
|
foreach ($form_state['values']['options']['group_info']['group_items'] as $id => $group) {
|
621
|
if (empty($group['remove'])) {
|
622
|
|
623
|
// Check if the title is defined but value wasn't defined.
|
624
|
if (!empty($group['title'])) {
|
625
|
if ((!is_array($group['value']) && trim($group['value']) == "") ||
|
626
|
(is_array($group['value']) && count(array_filter($group['value'], '_views_array_filter_zero')) == 0)) {
|
627
|
form_error($form['group_info']['group_items'][$id]['value'],
|
628
|
t('The value is required if title for this item is defined.'));
|
629
|
}
|
630
|
}
|
631
|
|
632
|
// Check if the value is defined but title wasn't defined.
|
633
|
if ((!is_array($group['value']) && trim($group['value']) != "") ||
|
634
|
(is_array($group['value']) && count(array_filter($group['value'], '_views_array_filter_zero')) > 0)) {
|
635
|
if (empty($group['title'])) {
|
636
|
form_error($form['group_info']['group_items'][$id]['title'],
|
637
|
t('The title is required if value for this item is defined.'));
|
638
|
}
|
639
|
}
|
640
|
}
|
641
|
}
|
642
|
}
|
643
|
}
|
644
|
|
645
|
/**
|
646
|
* Save new group items, re-enumerates and remove groups marked to delete.
|
647
|
*/
|
648
|
function build_group_submit($form, &$form_state) {
|
649
|
$groups = array();
|
650
|
uasort($form_state['values']['options']['group_info']['group_items'], 'drupal_sort_weight');
|
651
|
// Filter out removed items.
|
652
|
|
653
|
// Start from 1 to avoid problems with #default_value in the widget.
|
654
|
$new_id = 1;
|
655
|
$new_default = 'All';
|
656
|
foreach ($form_state['values']['options']['group_info']['group_items'] as $id => $group) {
|
657
|
if (empty($group['remove'])) {
|
658
|
// Don't store this.
|
659
|
unset($group['remove']);
|
660
|
unset($group['weight']);
|
661
|
$groups[$new_id] = $group;
|
662
|
|
663
|
if ($form_state['values']['options']['group_info']['default_group'] === $id) {
|
664
|
$new_default = $new_id;
|
665
|
}
|
666
|
}
|
667
|
$new_id++;
|
668
|
}
|
669
|
if ($new_default != 'All') {
|
670
|
$form_state['values']['options']['group_info']['default_group'] = $new_default;
|
671
|
}
|
672
|
$filter_default_multiple = array_filter($form_state['values']['options']['group_info']['default_group_multiple']);
|
673
|
$form_state['values']['options']['group_info']['default_group_multiple'] = $filter_default_multiple;
|
674
|
|
675
|
$form_state['values']['options']['group_info']['group_items'] = $groups;
|
676
|
}
|
677
|
|
678
|
/**
|
679
|
* Provide default options for exposed filters.
|
680
|
*/
|
681
|
function expose_options() {
|
682
|
$this->options['expose'] = array(
|
683
|
'use_operator' => FALSE,
|
684
|
'operator' => $this->options['id'] . '_op',
|
685
|
'identifier' => $this->options['id'],
|
686
|
'label' => $this->definition['title'],
|
687
|
'description' => NULL,
|
688
|
'remember' => FALSE,
|
689
|
'multiple' => FALSE,
|
690
|
'required' => FALSE,
|
691
|
);
|
692
|
}
|
693
|
|
694
|
/**
|
695
|
* Provide default options for exposed filters.
|
696
|
*/
|
697
|
function build_group_options() {
|
698
|
$this->options['group_info'] = array(
|
699
|
'label' => $this->definition['title'],
|
700
|
'description' => NULL,
|
701
|
'identifier' => $this->options['id'],
|
702
|
'optional' => TRUE,
|
703
|
'widget' => 'select',
|
704
|
'multiple' => FALSE,
|
705
|
'remember' => FALSE,
|
706
|
'default_group' => 'All',
|
707
|
'default_group_multiple' => array(),
|
708
|
'group_items' => array(),
|
709
|
);
|
710
|
}
|
711
|
|
712
|
/**
|
713
|
* Build a form containing a group of operator | values to apply as a
|
714
|
* single filter.
|
715
|
*/
|
716
|
function group_form(&$form, &$form_state) {
|
717
|
if (!empty($this->options['group_info']['optional']) && !$this->multiple_exposed_input()) {
|
718
|
|
719
|
$old_any = $this->options['group_info']['widget'] == 'select' ? '<Any>' : '<Any>';
|
720
|
$any_label = variable_get('views_exposed_filter_any_label', 'new_any') == 'old_any' ? $old_any : t('- Any -');
|
721
|
$groups = array('All' => $any_label);
|
722
|
}
|
723
|
foreach ($this->options['group_info']['group_items'] as $id => $group) {
|
724
|
if (!empty($group['title'])) {
|
725
|
$groups[$id] = $id != 'All' ? t($group['title']) : $group['title'];
|
726
|
}
|
727
|
}
|
728
|
|
729
|
if (count($groups)) {
|
730
|
$value = $this->options['group_info']['identifier'];
|
731
|
|
732
|
$form[$value] = array(
|
733
|
'#type' => $this->options['group_info']['widget'],
|
734
|
'#default_value' => $this->group_info,
|
735
|
'#options' => $groups,
|
736
|
);
|
737
|
if (!empty($this->options['group_info']['multiple'])) {
|
738
|
if (count($groups) < 5) {
|
739
|
$form[$value]['#type'] = 'checkboxes';
|
740
|
}
|
741
|
else {
|
742
|
$form[$value]['#type'] = 'select';
|
743
|
$form[$value]['#size'] = 5;
|
744
|
$form[$value]['#multiple'] = TRUE;
|
745
|
}
|
746
|
unset($form[$value]['#default_value']);
|
747
|
if (empty($form_state['input'])) {
|
748
|
$form_state['input'][$value] = $this->group_info;
|
749
|
}
|
750
|
}
|
751
|
|
752
|
$this->options['expose']['label'] = '';
|
753
|
}
|
754
|
}
|
755
|
|
756
|
|
757
|
/**
|
758
|
* Render our chunk of the exposed filter form when selecting
|
759
|
*
|
760
|
* You can override this if it doesn't do what you expect.
|
761
|
*/
|
762
|
function exposed_form(&$form, &$form_state) {
|
763
|
if (empty($this->options['exposed'])) {
|
764
|
return;
|
765
|
}
|
766
|
|
767
|
// Build the exposed form, when its based on an operator.
|
768
|
if (!empty($this->options['expose']['use_operator']) && !empty($this->options['expose']['operator_id'])) {
|
769
|
$operator = $this->options['expose']['operator_id'];
|
770
|
$this->operator_form($form, $form_state);
|
771
|
$form[$operator] = $form['operator'];
|
772
|
$form[$operator]['#title'] = $this->options['expose']['operator_label'];
|
773
|
$form[$operator]['#title_display'] = 'invisible';
|
774
|
|
775
|
$this->exposed_translate($form[$operator], 'operator');
|
776
|
|
777
|
unset($form['operator']);
|
778
|
}
|
779
|
|
780
|
// Build the form and set the value based on the identifier.
|
781
|
if (!empty($this->options['expose']['identifier'])) {
|
782
|
$value = $this->options['expose']['identifier'];
|
783
|
$this->value_form($form, $form_state);
|
784
|
$form[$value] = $form['value'];
|
785
|
|
786
|
if (isset($form[$value]['#title']) && !empty($form[$value]['#type']) && $form[$value]['#type'] != 'checkbox') {
|
787
|
unset($form[$value]['#title']);
|
788
|
}
|
789
|
|
790
|
$this->exposed_translate($form[$value], 'value');
|
791
|
|
792
|
if (!empty($form['#type']) && ($form['#type'] == 'checkboxes' || ($form['#type'] == 'select' && !empty($form['#multiple'])))) {
|
793
|
unset($form[$value]['#default_value']);
|
794
|
}
|
795
|
|
796
|
if (!empty($form['#type']) && $form['#type'] == 'select' && empty($form['#multiple'])) {
|
797
|
$form[$value]['#default_value'] = 'All';
|
798
|
}
|
799
|
|
800
|
if ($value != 'value') {
|
801
|
unset($form['value']);
|
802
|
}
|
803
|
}
|
804
|
}
|
805
|
|
806
|
/**
|
807
|
* Build the form to let users create the group of exposed filters.
|
808
|
* This form is displayed when users click on button 'Build group'
|
809
|
*/
|
810
|
function build_group_form(&$form, &$form_state) {
|
811
|
if (empty($this->options['exposed']) || empty($this->options['is_grouped'])) {
|
812
|
return;
|
813
|
}
|
814
|
$form['#theme'] = 'views_ui_build_group_filter_form';
|
815
|
|
816
|
// #flatten will move everything from $form['group_info'][$key] to $form[$key]
|
817
|
// prior to rendering. That's why the pre_render for it needs to run first,
|
818
|
// so that when the next pre_render (the one for fieldsets) runs, it gets
|
819
|
// the flattened data.
|
820
|
array_unshift($form['#pre_render'], 'views_ui_pre_render_flatten_data');
|
821
|
$form['group_info']['#flatten'] = TRUE;
|
822
|
|
823
|
if (!empty($this->options['group_info']['identifier'])) {
|
824
|
$identifier = $this->options['group_info']['identifier'];
|
825
|
}
|
826
|
else {
|
827
|
$identifier = 'group_' . $this->options['expose']['identifier'];
|
828
|
}
|
829
|
$form['group_info']['identifier'] = array(
|
830
|
'#type' => 'textfield',
|
831
|
'#default_value' => $identifier,
|
832
|
'#title' => t('Filter identifier'),
|
833
|
'#size' => 40,
|
834
|
'#description' => t('This will appear in the URL after the ? to identify this filter. Cannot be blank.'),
|
835
|
'#fieldset' => 'more',
|
836
|
);
|
837
|
$form['group_info']['label'] = array(
|
838
|
'#type' => 'textfield',
|
839
|
'#default_value' => $this->options['group_info']['label'],
|
840
|
'#title' => t('Label'),
|
841
|
'#size' => 40,
|
842
|
);
|
843
|
|
844
|
$form['group_info']['optional'] = array(
|
845
|
'#type' => 'checkbox',
|
846
|
'#title' => t('Optional'),
|
847
|
'#description' => t('This exposed filter is optional and will have added options to allow it not to be set.'),
|
848
|
'#default_value' => $this->options['group_info']['optional'],
|
849
|
);
|
850
|
$form['group_info']['multiple'] = array(
|
851
|
'#type' => 'checkbox',
|
852
|
'#title' => t('Allow multiple selections'),
|
853
|
'#description' => t('Enable to allow users to select multiple items.'),
|
854
|
'#default_value' => $this->options['group_info']['multiple'],
|
855
|
);
|
856
|
$form['group_info']['widget'] = array(
|
857
|
'#type' => 'radios',
|
858
|
'#default_value' => $this->options['group_info']['widget'],
|
859
|
'#title' => t('Widget type'),
|
860
|
'#options' => array(
|
861
|
'radios' => t('Radios'),
|
862
|
'select' => t('Select'),
|
863
|
),
|
864
|
'#description' => t('Select which kind of widget will be used to render the group of filters'),
|
865
|
);
|
866
|
$form['group_info']['remember'] = array(
|
867
|
'#type' => 'checkbox',
|
868
|
'#title' => t('Remember'),
|
869
|
'#description' => t('Remember the last setting the user gave this filter.'),
|
870
|
'#default_value' => $this->options['group_info']['remember'],
|
871
|
);
|
872
|
|
873
|
if (!empty($this->options['group_info']['identifier'])) {
|
874
|
$identifier = $this->options['group_info']['identifier'];
|
875
|
}
|
876
|
else {
|
877
|
$identifier = 'group_' . $this->options['expose']['identifier'];
|
878
|
}
|
879
|
$form['group_info']['identifier'] = array(
|
880
|
'#type' => 'textfield',
|
881
|
'#default_value' => $identifier,
|
882
|
'#title' => t('Filter identifier'),
|
883
|
'#size' => 40,
|
884
|
'#description' => t('This will appear in the URL after the ? to identify this filter. Cannot be blank.'),
|
885
|
'#fieldset' => 'more',
|
886
|
);
|
887
|
$form['group_info']['label'] = array(
|
888
|
'#type' => 'textfield',
|
889
|
'#default_value' => $this->options['group_info']['label'],
|
890
|
'#title' => t('Label'),
|
891
|
'#size' => 40,
|
892
|
);
|
893
|
$form['group_info']['description'] = array(
|
894
|
'#type' => 'textfield',
|
895
|
'#default_value' => $this->options['group_info']['description'],
|
896
|
'#title' => t('Description'),
|
897
|
'#size' => 60,
|
898
|
);
|
899
|
$form['group_info']['optional'] = array(
|
900
|
'#type' => 'checkbox',
|
901
|
'#title' => t('Optional'),
|
902
|
'#description' => t('This exposed filter is optional and will have added options to allow it not to be set.'),
|
903
|
'#default_value' => $this->options['group_info']['optional'],
|
904
|
);
|
905
|
$form['group_info']['widget'] = array(
|
906
|
'#type' => 'radios',
|
907
|
'#default_value' => $this->options['group_info']['widget'],
|
908
|
'#title' => t('Widget type'),
|
909
|
'#options' => array(
|
910
|
'radios' => t('Radios'),
|
911
|
'select' => t('Select'),
|
912
|
),
|
913
|
'#description' => t('Select which kind of widget will be used to render the group of filters'),
|
914
|
);
|
915
|
$form['group_info']['remember'] = array(
|
916
|
'#type' => 'checkbox',
|
917
|
'#title' => t('Remember'),
|
918
|
'#description' => t('Remember the last setting the user gave this filter.'),
|
919
|
'#default_value' => $this->options['group_info']['remember'],
|
920
|
);
|
921
|
|
922
|
$groups = array('All' => '- Any -'); // The string '- Any -' will not be rendered see @theme_views_ui_build_group_filter_form
|
923
|
|
924
|
// Provide 3 options to start when we are in a new group.
|
925
|
if (count($this->options['group_info']['group_items']) == 0) {
|
926
|
$this->options['group_info']['group_items'] = array_fill(1, 3, array());
|
927
|
}
|
928
|
|
929
|
// After the general settings, comes a table with all the existent groups.
|
930
|
$default_weight = 0;
|
931
|
foreach ($this->options['group_info']['group_items'] as $item_id => $item) {
|
932
|
if (!empty($form_state['values']['options']['group_info']['group_items'][$item_id]['remove'])) {
|
933
|
continue;
|
934
|
}
|
935
|
// Each rows contains three widgets:
|
936
|
// a) The title, where users define how they identify a pair of operator | value
|
937
|
// b) The operator
|
938
|
// c) The value (or values) to use in the filter with the selected operator
|
939
|
|
940
|
// In each row, we have to display the operator form and the value from
|
941
|
// $row acts as a fake form to render each widget in a row.
|
942
|
$row = array();
|
943
|
$groups[$item_id] = '';
|
944
|
$this->operator_form($row, $form_state);
|
945
|
// Force the operator form to be a select box. Some handlers uses
|
946
|
// radios and they occupy a lot of space in a table row.
|
947
|
$row['operator']['#type'] = 'select';
|
948
|
$row['operator']['#title'] = '';
|
949
|
$this->value_form($row, $form_state);
|
950
|
|
951
|
// Fix the dependencies to update value forms when operators
|
952
|
// changes. This is needed because forms are inside a new form and
|
953
|
// their ids changes. Dependencies are used when operator changes
|
954
|
// from to 'Between', 'Not Between', etc, and two or more widgets
|
955
|
// are displayed.
|
956
|
$without_children = TRUE;
|
957
|
foreach (element_children($row['value']) as $children) {
|
958
|
if (isset($row['value'][$children]['#dependency']['edit-options-operator'])) {
|
959
|
$row['value'][$children]['#dependency']["edit-options-group-info-group-items-$item_id-operator"] = $row['value'][$children]['#dependency']['edit-options-operator'];
|
960
|
unset($row['value'][$children]['#dependency']['edit-options-operator']);
|
961
|
$row['value'][$children]['#title'] = '';
|
962
|
|
963
|
if (!empty($this->options['group_info']['group_items'][$item_id]['value'][$children])) {
|
964
|
$row['value'][$children]['#default_value'] = $this->options['group_info']['group_items'][$item_id]['value'][$children];
|
965
|
}
|
966
|
}
|
967
|
$without_children = FALSE;
|
968
|
}
|
969
|
|
970
|
if ($without_children) {
|
971
|
if (!empty($this->options['group_info']['group_items'][$item_id]['value'])) {
|
972
|
$row['value']['#default_value'] = $this->options['group_info']['group_items'][$item_id]['value'];
|
973
|
}
|
974
|
}
|
975
|
|
976
|
if (!empty($this->options['group_info']['group_items'][$item_id]['operator'])) {
|
977
|
$row['operator']['#default_value'] = $this->options['group_info']['group_items'][$item_id]['operator'];
|
978
|
}
|
979
|
|
980
|
$default_title = '';
|
981
|
if (!empty($this->options['group_info']['group_items'][$item_id]['title'])) {
|
982
|
$default_title = $this->options['group_info']['group_items'][$item_id]['title'];
|
983
|
}
|
984
|
|
985
|
// Per item group, we have a title that identifies it.
|
986
|
$form['group_info']['group_items'][$item_id] = array(
|
987
|
'title' => array(
|
988
|
'#type' => 'textfield',
|
989
|
'#size' => 20,
|
990
|
'#default_value' => $default_title,
|
991
|
),
|
992
|
'operator' => $row['operator'],
|
993
|
'value' => $row['value'],
|
994
|
'remove' => array(
|
995
|
'#type' => 'checkbox',
|
996
|
'#id' => 'views-removed-' . $item_id,
|
997
|
'#attributes' => array('class' => array('views-remove-checkbox')),
|
998
|
'#default_value' => 0,
|
999
|
),
|
1000
|
'weight' => array(
|
1001
|
'#type' => 'weight',
|
1002
|
'#delta' => 10,
|
1003
|
'#default_value' => $default_weight++,
|
1004
|
'#attributes' => array('class' => array('weight')),
|
1005
|
),
|
1006
|
);
|
1007
|
}
|
1008
|
// From all groups, let chose which is the default.
|
1009
|
$form['group_info']['default_group'] = array(
|
1010
|
'#type' => 'radios',
|
1011
|
'#options' => $groups,
|
1012
|
'#default_value' => $this->options['group_info']['default_group'],
|
1013
|
'#required' => TRUE,
|
1014
|
'#attributes' => array(
|
1015
|
'class' => array('default-radios'),
|
1016
|
)
|
1017
|
);
|
1018
|
// From all groups, let chose which is the default.
|
1019
|
$form['group_info']['default_group_multiple'] = array(
|
1020
|
'#type' => 'checkboxes',
|
1021
|
'#options' => $groups,
|
1022
|
'#default_value' => $this->options['group_info']['default_group_multiple'],
|
1023
|
'#attributes' => array(
|
1024
|
'class' => array('default-checkboxes'),
|
1025
|
)
|
1026
|
);
|
1027
|
|
1028
|
$form['group_info']['add_group'] = array(
|
1029
|
'#prefix' => '<div class="views-build-group clear-block">',
|
1030
|
'#suffix' => '</div>',
|
1031
|
'#type' => 'submit',
|
1032
|
'#value' => t('Add another item'),
|
1033
|
'#submit' => array('views_ui_config_item_form_add_group'),
|
1034
|
);
|
1035
|
|
1036
|
$js = array();
|
1037
|
$js['tableDrag']['views-filter-groups']['weight'][0] = array(
|
1038
|
'target' => 'weight',
|
1039
|
'source' => NULL,
|
1040
|
'relationship' => 'sibling',
|
1041
|
'action' => 'order',
|
1042
|
'hidden' => TRUE,
|
1043
|
'limit' => 0,
|
1044
|
);
|
1045
|
if (!empty($form_state['js settings']) && is_array($js)) {
|
1046
|
$form_state['js settings'] = array_merge($form_state['js settings'], $js);
|
1047
|
}
|
1048
|
else {
|
1049
|
$form_state['js settings'] = $js;
|
1050
|
}
|
1051
|
}
|
1052
|
|
1053
|
|
1054
|
/**
|
1055
|
* Make some translations to a form item to make it more suitable to
|
1056
|
* exposing.
|
1057
|
*/
|
1058
|
function exposed_translate(&$form, $type) {
|
1059
|
if (!isset($form['#type'])) {
|
1060
|
return;
|
1061
|
}
|
1062
|
|
1063
|
if ($form['#type'] == 'radios') {
|
1064
|
$form['#type'] = 'select';
|
1065
|
}
|
1066
|
// Checkboxes don't work so well in exposed forms due to GET conversions.
|
1067
|
if ($form['#type'] == 'checkboxes') {
|
1068
|
if (empty($form['#no_convert']) || empty($this->options['expose']['multiple'])) {
|
1069
|
$form['#type'] = 'select';
|
1070
|
}
|
1071
|
if (!empty($this->options['expose']['multiple'])) {
|
1072
|
$form['#multiple'] = TRUE;
|
1073
|
}
|
1074
|
}
|
1075
|
if (empty($this->options['expose']['multiple']) && isset($form['#multiple'])) {
|
1076
|
unset($form['#multiple']);
|
1077
|
$form['#size'] = NULL;
|
1078
|
}
|
1079
|
|
1080
|
// Cleanup in case the translated element's (radios or checkboxes) display value contains html.
|
1081
|
if ($form['#type'] == 'select') {
|
1082
|
$this->prepare_filter_select_options($form['#options']);
|
1083
|
}
|
1084
|
|
1085
|
if ($type == 'value' && empty($this->always_required) && empty($this->options['expose']['required']) && $form['#type'] == 'select' && empty($form['#multiple'])) {
|
1086
|
$any_label = variable_get('views_exposed_filter_any_label', 'new_any') == 'old_any' ? t('<Any>') : t('- Any -');
|
1087
|
$form['#options'] = array('All' => $any_label) + $form['#options'];
|
1088
|
$form['#default_value'] = 'All';
|
1089
|
}
|
1090
|
|
1091
|
if (!empty($this->options['expose']['required'])) {
|
1092
|
$form['#required'] = TRUE;
|
1093
|
}
|
1094
|
}
|
1095
|
|
1096
|
|
1097
|
|
1098
|
/**
|
1099
|
* Sanitizes the HTML select element's options.
|
1100
|
*
|
1101
|
* The function is recursive to support optgroups.
|
1102
|
*/
|
1103
|
function prepare_filter_select_options(&$options) {
|
1104
|
foreach ($options as $value => $label) {
|
1105
|
// Recurse for optgroups.
|
1106
|
if (is_array($label)) {
|
1107
|
$this->prepare_filter_select_options($options[$value]);
|
1108
|
}
|
1109
|
// FAPI has some special value to allow hierarchy.
|
1110
|
// @see _form_options_flatten
|
1111
|
elseif (is_object($label)) {
|
1112
|
$this->prepare_filter_select_options($options[$value]->option);
|
1113
|
}
|
1114
|
else {
|
1115
|
$options[$value] = strip_tags(decode_entities($label));
|
1116
|
}
|
1117
|
}
|
1118
|
}
|
1119
|
|
1120
|
/**
|
1121
|
* Tell the renderer about our exposed form. This only needs to be
|
1122
|
* overridden for particularly complex forms. And maybe not even then.
|
1123
|
*
|
1124
|
* @return array|null
|
1125
|
* For standard exposed filters. An array with the following keys:
|
1126
|
* - operator: The $form key of the operator. Set to NULL if no operator.
|
1127
|
* - value: The $form key of the value. Set to NULL if no value.
|
1128
|
* - label: The label to use for this piece.
|
1129
|
* For grouped exposed filters. An array with the following keys:
|
1130
|
* - value: The $form key of the value. Set to NULL if no value.
|
1131
|
* - label: The label to use for this piece.
|
1132
|
*/
|
1133
|
function exposed_info() {
|
1134
|
if (empty($this->options['exposed'])) {
|
1135
|
return;
|
1136
|
}
|
1137
|
|
1138
|
if ($this->is_a_group()) {
|
1139
|
return array(
|
1140
|
'value' => $this->options['group_info']['identifier'],
|
1141
|
'label' => $this->options['group_info']['label'],
|
1142
|
'description' => $this->options['group_info']['description'],
|
1143
|
);
|
1144
|
}
|
1145
|
|
1146
|
return array(
|
1147
|
'operator' => $this->options['expose']['operator_id'],
|
1148
|
'value' => $this->options['expose']['identifier'],
|
1149
|
'label' => $this->options['expose']['label'],
|
1150
|
'description' => $this->options['expose']['description'],
|
1151
|
);
|
1152
|
}
|
1153
|
|
1154
|
/*
|
1155
|
* Transform the input from a grouped filter into a standard filter.
|
1156
|
*
|
1157
|
* When a filter is a group, find the set of operator and values
|
1158
|
* that the choosed item represents, and inform views that a normal
|
1159
|
* filter was submitted by telling the operator and the value selected.
|
1160
|
*
|
1161
|
* The param $selected_group_id is only passed when the filter uses the
|
1162
|
* checkboxes widget, and this function will be called for each item
|
1163
|
* choosed in the checkboxes.
|
1164
|
*/
|
1165
|
function convert_exposed_input(&$input, $selected_group_id = NULL) {
|
1166
|
if ($this->is_a_group()) {
|
1167
|
// If it is already defined the selected group, use it. Only valid
|
1168
|
// when the filter uses checkboxes for widget.
|
1169
|
if (!empty($selected_group_id)) {
|
1170
|
$selected_group = $selected_group_id;
|
1171
|
}
|
1172
|
else {
|
1173
|
$selected_group = $input[$this->options['group_info']['identifier']];
|
1174
|
}
|
1175
|
if ($selected_group == 'All' && !empty($this->options['group_info']['optional'])) {
|
1176
|
return NULL;
|
1177
|
}
|
1178
|
if ($selected_group != 'All' && empty($this->options['group_info']['group_items'][$selected_group])) {
|
1179
|
return FALSE;
|
1180
|
}
|
1181
|
if (isset($selected_group) && isset($this->options['group_info']['group_items'][$selected_group])) {
|
1182
|
$input[$this->options['expose']['operator']] = $this->options['group_info']['group_items'][$selected_group]['operator'];
|
1183
|
|
1184
|
// Value can be optional, For example for 'empty' and 'not empty' filters.
|
1185
|
if (!empty($this->options['group_info']['group_items'][$selected_group]['value'])) {
|
1186
|
$input[$this->options['expose']['identifier']] = $this->options['group_info']['group_items'][$selected_group]['value'];
|
1187
|
}
|
1188
|
$this->options['expose']['use_operator'] = TRUE;
|
1189
|
|
1190
|
$this->group_info = $input[$this->options['group_info']['identifier']];
|
1191
|
return TRUE;
|
1192
|
}
|
1193
|
else {
|
1194
|
return FALSE;
|
1195
|
}
|
1196
|
}
|
1197
|
}
|
1198
|
|
1199
|
/**
|
1200
|
* Returns the options available for a grouped filter that users checkboxes
|
1201
|
* as widget, and therefore has to be applied several times, one per
|
1202
|
* item selected.
|
1203
|
*/
|
1204
|
function group_multiple_exposed_input(&$input) {
|
1205
|
if (!empty($input[$this->options['group_info']['identifier']])) {
|
1206
|
return array_filter($input[$this->options['group_info']['identifier']]);
|
1207
|
}
|
1208
|
return array();
|
1209
|
}
|
1210
|
|
1211
|
/**
|
1212
|
* Returns TRUE if users can select multiple groups items of a
|
1213
|
* grouped exposed filter.
|
1214
|
*/
|
1215
|
function multiple_exposed_input() {
|
1216
|
return $this->is_a_group() && !empty($this->options['group_info']['multiple']);
|
1217
|
}
|
1218
|
|
1219
|
/**
|
1220
|
* If set to remember exposed input in the session, store it there.
|
1221
|
* This function is similar to store_exposed_input but modified to
|
1222
|
* work properly when the filter is a group.
|
1223
|
*/
|
1224
|
function store_group_input($input, $status) {
|
1225
|
if (!$this->is_a_group() || empty($this->options['group_info']['identifier'])) {
|
1226
|
return TRUE;
|
1227
|
}
|
1228
|
|
1229
|
if (empty($this->options['group_info']['remember'])) {
|
1230
|
return;
|
1231
|
}
|
1232
|
|
1233
|
// Figure out which display id is responsible for the filters, so we
|
1234
|
// know where to look for session stored values.
|
1235
|
$display_id = ($this->view->display_handler->is_defaulted('filters')) ? 'default' : $this->view->current_display;
|
1236
|
|
1237
|
// false means that we got a setting that means to recuse ourselves,
|
1238
|
// so we should erase whatever happened to be there.
|
1239
|
if ($status === FALSE && isset($_SESSION['views'][$this->view->name][$display_id])) {
|
1240
|
$session = &$_SESSION['views'][$this->view->name][$display_id];
|
1241
|
|
1242
|
if (isset($session[$this->options['group_info']['identifier']])) {
|
1243
|
unset($session[$this->options['group_info']['identifier']]);
|
1244
|
}
|
1245
|
}
|
1246
|
|
1247
|
if ($status !== FALSE) {
|
1248
|
if (!isset($_SESSION['views'][$this->view->name][$display_id])) {
|
1249
|
$_SESSION['views'][$this->view->name][$display_id] = array();
|
1250
|
}
|
1251
|
|
1252
|
$session = &$_SESSION['views'][$this->view->name][$display_id];
|
1253
|
|
1254
|
$session[$this->options['group_info']['identifier']] = $input[$this->options['group_info']['identifier']];
|
1255
|
}
|
1256
|
}
|
1257
|
|
1258
|
/**
|
1259
|
* Check to see if input from the exposed filters should change
|
1260
|
* the behavior of this filter.
|
1261
|
*/
|
1262
|
function accept_exposed_input($input) {
|
1263
|
if (empty($this->options['exposed'])) {
|
1264
|
return TRUE;
|
1265
|
}
|
1266
|
|
1267
|
|
1268
|
if (!empty($this->options['expose']['use_operator']) && !empty($this->options['expose']['operator_id']) && isset($input[$this->options['expose']['operator_id']])) {
|
1269
|
$this->operator = $input[$this->options['expose']['operator_id']];
|
1270
|
}
|
1271
|
|
1272
|
if (!empty($this->options['expose']['identifier'])) {
|
1273
|
$value = $input[$this->options['expose']['identifier']];
|
1274
|
|
1275
|
// Various ways to check for the absence of non-required input.
|
1276
|
if (empty($this->options['expose']['required'])) {
|
1277
|
if (($this->operator == 'empty' || $this->operator == 'not empty') && $value === '') {
|
1278
|
$value = ' ';
|
1279
|
}
|
1280
|
|
1281
|
if ($this->operator != 'empty' && $this->operator != 'not empty') {
|
1282
|
if ($value == 'All' || $value === array()) {
|
1283
|
return FALSE;
|
1284
|
}
|
1285
|
}
|
1286
|
|
1287
|
if (!empty($this->always_multiple) && $value === '') {
|
1288
|
return FALSE;
|
1289
|
}
|
1290
|
}
|
1291
|
|
1292
|
|
1293
|
if (isset($value)) {
|
1294
|
$this->value = $value;
|
1295
|
if (empty($this->always_multiple) && empty($this->options['expose']['multiple'])) {
|
1296
|
$this->value = array($value);
|
1297
|
}
|
1298
|
}
|
1299
|
else {
|
1300
|
return FALSE;
|
1301
|
}
|
1302
|
}
|
1303
|
|
1304
|
return TRUE;
|
1305
|
}
|
1306
|
|
1307
|
function store_exposed_input($input, $status) {
|
1308
|
if (empty($this->options['exposed']) || empty($this->options['expose']['identifier'])) {
|
1309
|
return TRUE;
|
1310
|
}
|
1311
|
|
1312
|
if (empty($this->options['expose']['remember'])) {
|
1313
|
return;
|
1314
|
}
|
1315
|
|
1316
|
// Check if we store exposed value for current user.
|
1317
|
global $user;
|
1318
|
$allowed_rids = empty($this->options['expose']['remember_roles']) ? array() : array_filter($this->options['expose']['remember_roles']);
|
1319
|
$intersect_rids = array_intersect_key($allowed_rids, $user->roles);
|
1320
|
if (empty($intersect_rids)) {
|
1321
|
return;
|
1322
|
}
|
1323
|
|
1324
|
// Figure out which display id is responsible for the filters, so we
|
1325
|
// know where to look for session stored values.
|
1326
|
$display_id = ($this->view->display_handler->is_defaulted('filters')) ? 'default' : $this->view->current_display;
|
1327
|
|
1328
|
// shortcut test.
|
1329
|
$operator = !empty($this->options['expose']['use_operator']) && !empty($this->options['expose']['operator_id']);
|
1330
|
|
1331
|
// false means that we got a setting that means to recuse ourselves,
|
1332
|
// so we should erase whatever happened to be there.
|
1333
|
if (!$status && isset($_SESSION['views'][$this->view->name][$display_id])) {
|
1334
|
$session = &$_SESSION['views'][$this->view->name][$display_id];
|
1335
|
if ($operator && isset($session[$this->options['expose']['operator_id']])) {
|
1336
|
unset($session[$this->options['expose']['operator_id']]);
|
1337
|
}
|
1338
|
|
1339
|
if (isset($session[$this->options['expose']['identifier']])) {
|
1340
|
unset($session[$this->options['expose']['identifier']]);
|
1341
|
}
|
1342
|
}
|
1343
|
|
1344
|
if ($status) {
|
1345
|
if (!isset($_SESSION['views'][$this->view->name][$display_id])) {
|
1346
|
$_SESSION['views'][$this->view->name][$display_id] = array();
|
1347
|
}
|
1348
|
|
1349
|
$session = &$_SESSION['views'][$this->view->name][$display_id];
|
1350
|
|
1351
|
if ($operator && isset($input[$this->options['expose']['operator_id']])) {
|
1352
|
$session[$this->options['expose']['operator_id']] = $input[$this->options['expose']['operator_id']];
|
1353
|
}
|
1354
|
|
1355
|
$session[$this->options['expose']['identifier']] = $input[$this->options['expose']['identifier']];
|
1356
|
}
|
1357
|
}
|
1358
|
|
1359
|
/**
|
1360
|
* Add this filter to the query.
|
1361
|
*
|
1362
|
* Due to the nature of fapi, the value and the operator have an unintended
|
1363
|
* level of indirection. You will find them in $this->operator
|
1364
|
* and $this->value respectively.
|
1365
|
*/
|
1366
|
function query() {
|
1367
|
$this->ensure_my_table();
|
1368
|
$this->query->add_where($this->options['group'], "$this->table_alias.$this->real_field", $this->value, $this->operator);
|
1369
|
}
|
1370
|
|
1371
|
/**
|
1372
|
* Can this filter be used in OR groups?
|
1373
|
*
|
1374
|
* Some filters have complicated where clauses that cannot be easily used
|
1375
|
* with OR groups. Some filters must also use HAVING which also makes
|
1376
|
* them not groupable. These filters will end up in a special group
|
1377
|
* if OR grouping is in use.
|
1378
|
*
|
1379
|
* @return bool
|
1380
|
*/
|
1381
|
function can_group() {
|
1382
|
return TRUE;
|
1383
|
}
|
1384
|
}
|
1385
|
|
1386
|
|
1387
|
/**
|
1388
|
* A special handler to take the place of missing or broken handlers.
|
1389
|
*
|
1390
|
* @ingroup views_filter_handlers
|
1391
|
*/
|
1392
|
class views_handler_filter_broken extends views_handler_filter {
|
1393
|
function ui_name($short = FALSE) {
|
1394
|
return t('Broken/missing handler');
|
1395
|
}
|
1396
|
|
1397
|
function ensure_my_table() { /* No table to ensure! */ }
|
1398
|
function query($group_by = FALSE) { /* No query to run */ }
|
1399
|
function options_form(&$form, &$form_state) {
|
1400
|
$form['markup'] = array(
|
1401
|
'#markup' => '<div class="form-item description">' . t('The handler for this item is broken or missing and cannot be used. If a module provided the handler and was disabled, re-enabling the module may restore it. Otherwise, you should probably delete this item.') . '</div>',
|
1402
|
);
|
1403
|
}
|
1404
|
|
1405
|
/**
|
1406
|
* Determine if the handler is considered 'broken'
|
1407
|
*/
|
1408
|
function broken() { return TRUE; }
|
1409
|
}
|
1410
|
|
1411
|
/**
|
1412
|
* Filter by no empty values, though allow to use "0".
|
1413
|
* @param $var
|
1414
|
* @return bool
|
1415
|
*/
|
1416
|
function _views_array_filter_zero($var) {
|
1417
|
return trim($var) != "";
|
1418
|
}
|
1419
|
|
1420
|
|
1421
|
/**
|
1422
|
* @}
|
1423
|
*/
|