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- <?php
- /**
- * @file
- * Provide views filter handler for workflow.module.
- */
- /**
- * Filter by state.
- */
- class workflow_views_handler_filter_sid extends views_handler_filter_in_operator {
- var $value_form_type = 'select';
- function get_value_options() {
- if (isset($this->value_options)) {
- return;
- }
- if (!isset($this->value_options)) {
- // Show the possible State options.
- $this->value_options = array();
- $this->value_title = t('Workflow state');
- $all = (bool) $this->options['expose']['workflow_include_all'];
- $wid = isset($this->options['expose']['workflow_reduce_wid']) ? $this->options['expose']['workflow_reduce_wid'] : 0;
- $states = array();
- // Count the workflows to determine grouping.
- // Even if $wid is not set, we may only have 1 workflow.
- $grouped = FALSE;
- $workflows = workflow_load_multiple($wid ? array($wid) : FALSE);
- $count = count($workflows);
- if ($count > 1) {
- $states += array('' => t('No state'));
- $states += array('ANY' => t('A state'));
- $grouped = TRUE;
- }
- $states += workflow_get_workflow_state_names($wid, $grouped, $all);
- $this->value_options = $states;
- }
- return $this->value_options;
- }
- function expose_options() {
- parent::expose_options();
- $this->options['expose']['workflow_reduce_wid'] = '';
- $this->options['expose']['workflow_include_all'] = FALSE;
- }
- function expose_form(&$form, &$form_state) {
- $workflows[''] = t('- Select a value -');
- foreach (workflow_load_multiple() as $workflow) {
- $workflows[$workflow->wid] = $workflow->label();
- }
- $form['expose']['workflow_reduce_wid'] = array(
- '#type' => 'select',
- '#title' => t('Workflows'),
- '#options' => $workflows,
- '#description' => t('Select which workflow the states are given from.'),
- '#default_value' => $this->options['expose']['workflow_reduce_wid'],
- );
- $form['expose']['workflow_include_all'] = array(
- '#type' => 'checkbox',
- '#title' => "Include '(creation)' and inactive states?",
- '#default_value' => $this->options['expose']['workflow_include_all'],
- );
- parent::expose_form($form, $form_state);
- }
- function option_definition() {
- $options = parent::option_definition();
- $options['expose']['contains']['workflow_reduce_wid'] = array('default' => '');
- $options['expose']['contains']['workflow_include_all'] = array('default' => FALSE, 'bool' => TRUE);
- return $options;
- }
- function admin_summary() {
- if ($this->is_a_group()) {
- return t('grouped');
- }
- if (!empty($this->options['exposed'])) {
- return t('exposed');
- }
- $info = $this->operators();
- $this->get_value_options();
- if (!is_array($this->value)) {
- return;
- }
- $operator = check_plain($info[$this->operator]['short']);
- $values = '';
- if (in_array($this->operator, $this->operator_values(1))) {
- // !!! here unlike views_handler_filter_in_operator class.
- $options_sids = array();
- foreach ($this->value_options as $key => $value) {
- if (is_array($value)) {
- foreach ($value as $k => $v) {
- $options_sids[$k] = $v;
- }
- }
- else {
- $options_sids[$key] = $value;
- }
- }
- // Remove every element which is not known.
- foreach ($this->value as $value) {
- if (!isset($options_sids[$value])) {// !!! Unlike views_handler_filter_in_operator class.
- unset($this->value[$value]);
- }
- }
- // Choose different kind of ouput for 0, a single and multiple values.
- if (count($this->value) == 0) {
- $values = t('Unknown');
- }
- elseif (count($this->value) == 1) {
- // If any, use the 'single' short name of the operator instead.
- if (isset($info[$this->operator]['short_single'])) {
- $operator = check_plain($info[$this->operator]['short_single']);
- }
- $keys = $this->value;
- $value = array_shift($keys);
- if (isset($options_sids[$value])) {// !!! Unlike views_handler_filter_in_operator class.
- $values = check_plain($options_sids[$value]);
- }
- else {
- $values = '';
- }
- }
- else {
- foreach ($this->value as $value) {
- if ($values !== '') {
- $values .= ', ';
- }
- if (drupal_strlen($values) > 8) {
- $values .= '...';
- break;
- }
- if (isset($options_sids[$value])) {// !!! Unlike views_handler_filter_in_operator class.
- $values .= check_plain($options_sids[$value]);
- }
- }
- }
- }
- return $operator . (($values !== '') ? ' ' . $values : '');
- }
- function query() {
- $value = $this->is_a_group() && !$this->options['expose']['multiple'] ? drupal_array_merge_deep_array($this->value) : $this->value;
- if (empty($value)) {
- return;
- }
- $this->ensure_my_table();
- if (count($value) == 1) {
- if (current($value) == '') {
- $value = NULL;
- $this->operator = ($this->operator == 'in') ? 'IS NULL' : 'IS NOT NULL';
- }
- elseif (current($value) == 'ANY') {
- $value = NULL;
- $this->operator = ($this->operator == 'in') ? 'IS NOT NULL' : 'IS NULL';
- }
- else {
- $this->operator = ($this->operator == 'in') ? '= ' : '!= ';
- }
- }
- if ($this->operator == 'empty') {
- $value = NULL;
- $this->operator = 'IS NULL';
- }
- elseif ($this->operator == 'not empty') {
- $value = NULL;
- $this->operator = 'IS NOT NULL';
- }
- $this->query->add_where($this->options['group'], $this->table_alias . '.' . $this->real_field, $value, $this->operator);
- }
- }
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