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<?php
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/**
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* @file
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* Install, update and uninstall functions for the date_ical module.
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*/
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/**
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* Implements hook_requirements().
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*/
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function date_ical_requirements($phase) {
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$requirements = array();
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// Ensure translations don't break at install time.
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$t = get_t();
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if ($phase == 'runtime') {
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if (!function_exists('libraries_detect')) {
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$requirements['date_ical'] = array(
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'title' => $t('Date iCal'),
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'value' => $t('Libraries module is not installed.'),
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'description' => $t('Date iCal 2.x and above require the Libraries module. Please install it from !here.',
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array('!here' => l('here', 'http://www.drupal.org/project/libraries'))
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),
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'severity' => REQUIREMENT_ERROR,
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);
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// Return immediately, since we can't even attempt to determine if iCalcreator is installed.
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return $requirements;
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}
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$library = libraries_detect('iCalcreator');
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if ($library && !empty($library['installed'])) {
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$requirements['date_ical'] = array(
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'title' => $t('Date iCal'),
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'value' => $t('iCalcreator library is installed, version: @version found', array('@version' => $library['version'])),
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'severity' => REQUIREMENT_OK,
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);
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}
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else {
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$requirements['date_ical'] = array(
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'title' => $t('Date iCal'),
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'value' => $t('iCalcreator library could not be found, check the installation instructions for the Date iCal module.'),
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'description' => $t('The error message was: @error<br>!error_message',
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array('@error' => $library['error'], '!error_message' => $library['error message'])
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),
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'severity' => REQUIREMENT_ERROR,
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);
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}
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}
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return $requirements;
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}
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/**
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* Implements of hook_enable().
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*/
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function date_ical_enable() {
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cache_clear_all('plugins:feeds:plugins', 'cache');
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}
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/*****************************************************************************
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* UPDATE HOOKS
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****************************************************************************/
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/**
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* Migrates all iCal feed importers for from Date iCal 2.x to 3.0.
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*
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* <br>
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* PLEASE NOTE: If any of your importers are defined by Features, you'll need
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* to update their feature(s) to match.
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*/
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function date_ical_update_7300() {
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// Rebuild the registry immediately, so that we don't get fatal errors when
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// Drupal attempts to instantiate the old feeds plugin classes.
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registry_rebuild();
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cache_clear_all('plugins:feeds:plugins', 'cache');
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// Update all the importers which used DateIcalIcalcreatorParser to use
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// DateiCalFeedsParser instead.
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$importer_data = ctools_export_load_object('feeds_importer', 'all');
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foreach ($importer_data as $key => $value) {
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$importer = feeds_importer($key);
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$importer_config = $importer->getConfig();
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$needs_update = ($importer_config['parser']['plugin_key'] == 'DateIcalIcalcreatorParser');
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$processor = $importer->processor;
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$processor_config = $processor->getconfig();
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// Also update importers which use the new parser, but have un-capitalized
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// sources. This can happen if the user didn't run the update, and then
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// manually fixed the warning they saw, without fixing their sources.
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if ($importer_config['parser']['plugin_key'] == 'DateiCalFeedsParser'
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&& !empty($processor_config['mappings'][0]['source'])) {
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$needs_update = (strtoupper($processor_config['mappings'][0]['source']) != $processor_config['mappings'][0]['source']);
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}
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if ($needs_update) {
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$importer->setPlugin('DateiCalFeedsParser');
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// Source keys are now capitalized, so we need to update the mappings.
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foreach ($processor_config['mappings'] as &$mapping) {
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$mapping['source'] = strtoupper($mapping['source']);
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}
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$processor->setConfig($processor_config);
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$importer->save();
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// When this importer object got created, a warning was issued about its
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// parser plugin being missing. We corrected that warning above, so we
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// should clear it out to avoid potential confusion.
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$messages = drupal_get_messages('warning');
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foreach ($messages['warning'] as $warning) {
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// Calling drupal_get_messages() removed *every* warning from the
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// message queue, so we need to re-issue any warnings that aren't
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// about missing Feeds plugins.
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if (strpos($warning, 'Missing Feeds plugin') === FALSE) {
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drupal_set_message($warning, 'warning');
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}
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}
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$t = get_t();
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$importer_link = l($key, "admin/structure/feeds/$key");
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drupal_set_message($t('Date iCal updated the parser plugin for !importer.
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If that importer is defined by a feature, you will need to update that feature to match.', array('!importer' => $importer_link))
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);
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}
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}
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}
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