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<?php
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// $Id: date_api.admin.inc,v 1.3 2009/09/05 09:26:56 karens Exp $
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/**
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* @file
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* Administrative page callbacks for the date_api module.
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*/
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/**
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* Allow users to configure additional date format types.
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*/
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function date_api_date_formats_form($form_state) {
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// Add date_api.js and js settings.
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date_api_add_system_javascript();
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$form = array();
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// Display existing format types and their formats.
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date_api_date_format_form_elements($form);
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$form = system_settings_form($form);
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return $form;
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}
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/**
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* Allow users to configure custom date formats.
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*/
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function date_api_configure_custom_date_formats() {
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// Add date_api.js and js settings.
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date_api_add_system_javascript();
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$output = '';
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// Get list of custom date formats.
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$formats = date_get_formats('custom', TRUE);
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if (!empty($formats)) {
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$rows = array();
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foreach ($formats as $format => $format_info) {
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$display_text = date_format_date(date_now(), 'custom', $format);
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$delete_link = l(t('remove'), 'admin/settings/date-time/formats/delete/' . $format_info['dfid']);
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$row = array($display_text, $delete_link);
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$rows[] = $row;
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}
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$output = theme('table', array(), $rows);
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}
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else {
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$output = t('No custom formats configured. Please <a href="@link">add</a> some. ', array('@link' => base_path() . 'admin/settings/date-time/formats/add'));
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}
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return $output;
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}
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/**
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* Allow users to add additional date formats.
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*/
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function date_api_add_date_formats_form($form_state) {
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// Add date_api.js and js settings.
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date_api_add_system_javascript();
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$form['add_date_format'] = array(
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'#type' => 'textfield',
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'#title' => t('Format string'),
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'#attributes' => array('class' => array('custom-format')),
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'#description' => t('A user-defined date format. See the <a href="@url">PHP manual</a> for available options. This format is currently set to display as <span>%date</span>. ', array('@url' => 'http://php.net/manual/function.date.php', '%date' => date_format_date(date_now(), 'custom', '-'))),
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);
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$form['update'] = array(
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'#type' => 'submit',
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'#value' => t('Save configuration'),
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'#weight' => 3,
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'#submit' => array('date_api_date_time_settings_submit'),
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);
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$form['#validate'][] = 'date_api_date_time_settings_validate';
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return $form;
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}
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/**
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* Add drop down selects for date format types.
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*
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* @param &$form
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* The form being altered.
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*/
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function date_api_date_format_form_elements(&$form) {
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$form['date_formats'] = array(
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'#type' => 'fieldset',
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'#title' => t('Date formats'),
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);
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// Get list of all available date format types.
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$format_types = date_get_format_types('', TRUE);
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// Get list of all available date formats.
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$all_formats = array();
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$date_formats = date_get_formats('', TRUE); // Call this to rebuild the list, and to have default list.
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foreach ($date_formats as $type => $format_info) {
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$all_formats = array_merge($all_formats, $format_info);
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}
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$custom_formats = date_get_formats('custom');
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foreach ($format_types as $type => $type_info) {
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// If a system type, only show the available formats for that type and
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// custom ones.
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if ($type_info['locked'] == 1) {
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$formats = date_get_formats($type);
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if (empty($formats)) {
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$formats = $all_formats;
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}
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elseif (!empty($custom_formats)) {
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$formats = array_merge($formats, $custom_formats);
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}
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}
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// If a user configured type, show all available date formats.
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else {
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$formats = $all_formats;
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}
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$choices = array();
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foreach ($formats as $f => $format) {
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$choices[$f] = date_format_date(date_now(), 'custom', $f);
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}
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$default = variable_get('date_format_' . $type, array_shift(array_keys($formats)));
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// Get format type info for this format type.
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$type_info = date_get_format_types($type);
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date_api_date_format_select_field($form, $type, $type_info, $default, $choices, 1);
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}
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}
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function date_api_date_time_settings_validate($form, &$form_state) {
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$formats = date_get_formats('custom');
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if (!empty($formats) && in_array($form_state['values']['add_date_format'], array_keys($formats))) {
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form_set_error('add_date_format', t('This format already exists. Please enter a unique format string.'));
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}
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}
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function date_api_date_time_settings_submit($form, &$form_state) {
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if (!empty($form_state['values']['add_date_format'])) {
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$format = array();
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$format['format'] = $form_state['values']['add_date_format'];
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$format['type'] = 'custom';
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$format['locked'] = 0;
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$format['is_new'] = 1;
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date_format_save($format);
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}
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// Unset, to prevent this getting saved as a variables.
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unset($form_state['values']['add_date_format']);
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drupal_set_message(t('Configuration saved.'));
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}
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/**
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* Menu callback; present a form for deleting a date format.
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*/
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function date_api_delete_format_form(&$form_state, $dfid) {
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$form = array();
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$form['dfid'] = array(
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'#type' => 'value',
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'#value' => $dfid,
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);
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$format = date_get_format($dfid);
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$output = confirm_form($form,
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t('Are you sure you want to remove the format %format?', array('%format' => date_format_date(date_now(), 'custom', $format['format']))),
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'admin/settings/date-time/formats/custom',
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t('This action cannot be undone.'),
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t('Remove'), t('Cancel'),
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'confirm'
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);
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return $output;
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}
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/**
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* Delete a configured date format.
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*/
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function date_api_delete_format_form_submit($form, &$form_state) {
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if ($form_state['values']['confirm']) {
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$format = date_get_format($form_state['values']['dfid']);
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date_format_delete($form_state['values']['dfid']);
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drupal_set_message(t('Removed date format %format. ', array('%format' => date_format_date(date_now(), 'custom', $format['format']))));
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$form_state['redirect'] = 'admin/settings/date-time/formats/custom';
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}
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}
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/**
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* Menu callback; present a form for deleting a date format type.
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*/
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function date_api_delete_format_type_form(&$form_state, $format_type) {
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$form = array();
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$form['format_type'] = array(
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'#type' => 'value',
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'#value' => $format_type,
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);
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$type_info = date_get_format_types($format_type);
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$output = confirm_form($form,
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t('Are you sure you want to remove the format type %format?', array('%format' => $type_info['title'])),
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'admin/settings/date-time/formats',
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t('This action cannot be undone.'),
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t('Remove'), t('Cancel'),
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'confirm'
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);
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return $output;
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}
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/**
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* Delete a configured date format type.
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*/
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function date_api_delete_format_type_form_submit($form, &$form_state) {
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if ($form_state['values']['confirm']) {
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$type_info = date_get_format_types($form_state['values']['format_type']);
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date_format_type_delete($form_state['values']['format_type']);
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drupal_set_message(t('Removed date format type %format. ', array('%format' => $type_info['title'])));
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$form_state['redirect'] = 'admin/settings/date-time/formats';
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}
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}
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/**
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* Helper function; return form fields for date format selects.
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*/
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function date_api_date_format_select_field(&$form, $type, $type_info, $default, $choices, $show_remove = 0) {
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// Show date format select list.
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$form['date_formats']['date_format_' . $type] = array(
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'#prefix' => '<div class="date-container"><div class="select-container">',
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// Leave the date-container div open if we are going to be adding to and
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// then closing it below.
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'#suffix' => ($show_remove == 1 && $type_info['locked'] == 0) ? '</div>' : '</div></div>',
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'#type' => 'select',
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'#title' => t('!type date format', array('!type' => $type_info['title'])),
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'#attributes' => array('class' => array('date-format')),
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'#default_value' => (isset($choices[$default]) ? $default : 'custom'),
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'#options' => $choices,
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);
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// If this isn't a system provided type, allow the user to remove it from
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// the system.
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if ($show_remove == 1 && $type_info['locked'] == 0) {
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$form['date_formats']['date_format_' . $type . '_delete'] = array(
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'#prefix' => '<div class="date-format-delete">',
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'#suffix' => '</div></div>',
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'#value' => l(t('remove'), 'admin/settings/date-time/delete/' . $type),
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);
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}
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}
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