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<?php
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/**
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* @file
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* Installation file for i18n_string module.
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*/
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/**
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* Implements hook_enable().
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*/
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function i18n_string_enable() {
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// Refresh locales for enabled modules
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$modules = module_implements('i18n_string_refresh');
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i18n_string_modules_enabled($modules);
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}
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/**
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* Implements hook_install().
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*/
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function i18n_string_install() {
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// Add a field to track whether a translation needs updating.
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module_load_install('i18n');
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i18n_install_create_fields('locales_target', array('i18n_status'));
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// Set module weight for it to run after core modules.
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db_query("UPDATE {system} SET weight = 10 WHERE name = 'i18n_string' AND type = 'module'");
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// If updating from D6, module changed name
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if (variable_get('i18n_drupal6_update')) {
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i18n_string_update_7000();
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i18n_string_update_7001();
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}
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// Create new index in {locales_source}, performance improvement in sites with i18n.
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if (!db_index_exists('locales_source', 'textgroup_context')) {
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db_add_index('locales_source', 'textgroup_context', array('textgroup', array('context', 50)));
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}
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}
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/**
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* Implements hook_uninstall().
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*/
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function i18n_string_uninstall() {
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// Drop custom field.
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db_drop_field('locales_target', 'i18n_status');
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// Drop custom index in locales_source table
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db_drop_index('locales_source', 'textgroup_context');
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}
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/**
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* Implements hook_schema().
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*/
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function i18n_string_schema() {
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$schema['i18n_string'] = array(
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'description' => 'Metadata for source strings.',
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'fields' => array(
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'lid' => array(
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'type' => 'int',
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'not null' => TRUE,
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'default' => 0,
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'description' => 'Source string ID. References {locales_source}.lid.',
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),
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'textgroup' => array(
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'type' => 'varchar',
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'length' => 50,
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'not null' => TRUE,
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'default' => 'default',
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'description' => 'A module defined group of translations, see hook_locale().',
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),
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'context' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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'description' => 'Full string ID for quick search: type:objectid:property.',
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),
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'objectid' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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'description' => 'Object ID.',
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),
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'type' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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'description' => 'Object type for this string.',
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),
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'property' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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'description' => 'Object property for this string.',
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),
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'objectindex' => array(
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'type' => 'int',
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'not null' => TRUE,
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'default' => 0,
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'description' => 'Integer value of Object ID.',
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),
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'format' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => FALSE,
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'description' => 'The {filter_format}.format of the string.',
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),
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),
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'primary key' => array('lid'),
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'indexes' => array(
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'group_context' => array('textgroup', array('context', 50)),
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),
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);
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return $schema;
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}
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/**
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* Implements hook_schema_alter().
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*/
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function i18n_string_schema_alter(&$schema) {
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// Add field for tracking whether translations need updating.
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$schema['locales_target']['fields']['i18n_status'] = array(
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'description' => 'A boolean indicating whether this translation needs to be updated.',
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'type' => 'int',
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'not null' => TRUE,
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'default' => 0,
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);
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}
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/**
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* Helper function to upate strings
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*/
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function i18n_string_install_update_string($string) {
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$string->context = $string->type . ':' . $string->objectid . ':' . $string->property;
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$string->location = $string->textgroup . ':' . $string->context;
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$string->objectindex = (int)$string->objectid;
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drupal_write_record('i18n_string', $string, 'lid');
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drupal_write_record('locales_source', $string, 'lid');
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}
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/**
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* Update context for strings.
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*
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* As some string locations depend on configurable values, the field needs sometimes to be updated
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* without losing existing translations. I.e:
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* - profile fields indexed by field name.
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* - content types indexted by low level content type name.
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*
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* Example:
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* 'profile:field:oldfield:*' -> 'profile:field:newfield:*'
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*/
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function i18n_string_install_update_context($oldname, $newname) {
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// Get context replacing '*' with empty string.
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$oldcontext = explode(':', $oldname);
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$newcontext = explode(':', $newname);
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/*
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i18n_string_context(str_replace('*', '', $oldname));
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$newcontext = i18n_string_context(str_replace('*', '', $newname));
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*/
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// Get location with placeholders.
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foreach (array('textgroup', 'type', 'objectid', 'property') as $index => $field) {
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if ($oldcontext[$index] != $newcontext[$index]) {
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$replace[$field] = $newcontext[$index];
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}
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}
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// Query and replace if there are any fields. It is possible that under some circumstances fields are the same
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if (!empty($replace)) {
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$textgroup = array_shift($oldcontext);
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$context = str_replace('*', '%', implode(':', $oldcontext));
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$count = 0;
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$query = db_select('i18n_string', 's')
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->fields('s')
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->condition('s.textgroup', $textgroup)
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->condition('s.context', $context, 'LIKE');
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foreach ($query->execute()->fetchAll() as $source) {
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foreach ($replace as $field => $value) {
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$source->$field = $value;
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}
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// Recalculate location, context, objectindex
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$source->context = $source->type . ':' . $source->objectid . ':' . $source->property;
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$source->location = $source->textgroup . ':' . $source->context;
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$source->objectindex = (int)$source->objectid;
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// Update source string.
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$update = array(
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'textgroup' => $source->textgroup,
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'context' => $source->context,
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);
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db_update('locales_source')
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->fields($update + array('location' => $source->location))
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->condition('lid', $source->lid)
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->execute();
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// Update object data.
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db_update('i18n_string')
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->fields($update + array(
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'type' => $source->type,
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'objectid' => $source->objectid,
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'property' => $source->property,
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'objectindex' => $source->objectindex,
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))
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->condition('lid', $source->lid)
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->execute();
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$count++;
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}
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drupal_set_message(t('Updated @count string names from %oldname to %newname.', array('@count' => $count, '%oldname' => $oldname, '%newname' => $newname)));
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}
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}
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/**
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* Populate fields from old locale table (textgroup, location) and drop indexes from locales_source
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*/
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function i18n_string_update_7000() {
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// @todo Update from d6
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variable_del('i18nstrings_allowed_textgroups');
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// If we've got old table from D6, move data to new one
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if (db_table_exists('i18n_strings')) {
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// First of all clean up strings that don't have a locale source, see http://drupal.org/node/1186692
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db_query("DELETE FROM {i18n_strings} WHERE lid NOT IN (SELECT lid FROM {locales_source})");
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db_query("INSERT INTO {i18n_string}(lid, objectid, type, property, objectindex, format) SELECT lid, objectid, type, property, objectindex, format FROM {i18n_strings}");
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// Update and populate textgroup field
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db_query("UPDATE {i18n_string} s SET s.textgroup = (SELECT l.textgroup FROM {locales_source} l WHERE l.lid = s.lid)");
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// Populate context field. We could use CONCAT_WS but I guess this is more standard.
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db_query("UPDATE {i18n_string} SET context = CONCAT(type, ':', objectid, ':', property)");
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db_query("UPDATE {locales_source} s INNER JOIN {i18n_string} i ON s.lid = i.lid SET s.context = i.context");
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}
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}
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/**
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* Drop obsoleted i18n_strings table if exists
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*/
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function i18n_string_update_7001() {
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if (db_table_exists('i18n_strings')) {
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db_drop_table('i18n_strings');
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}
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}
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/**
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* Create new index in {locales_source}, performance improvement in sites with i18n.
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*/
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function i18n_string_update_7002() {
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if (!db_index_exists('locales_source', 'textgroup_context')) {
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db_add_index('locales_source', 'textgroup_context', array('textgroup', array('context', 50)));
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}
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}
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/**
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* Notes for update script
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*/
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// Added fields: context, textgroup
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//
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// Drop all indexes from locales_source
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// Update format field
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// Update string names: profile, cck => field
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// Update string names:
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/**
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* Old strings to update. All these will be handled by i18n_field module
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*
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* 'cck:field:'. $content_type .'-'. $field_name .':widget_label'
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* --> 'field:$field_name:$bundle:label' (though not used atm)
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* 'cck:field:'. $content_type .'-'. $field_name .':widget_description'
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* --> 'field:$field_name:$bundle:description'
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* 'cck:fieldgroup:'. $content_type .'-'. $group_name .':display_description'
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* 'cck:fieldgroup:'. $content_type .'-'. $group_name .':form_description', $group['settings']['form']['description']);
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*
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* Profile:
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* profile:field:$field_name:title|explanation|options
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* "profile:category", $field->category
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*
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* Node type
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* nodetype:type:[type]:[property] -> node:type:[type]:[property]
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* Property names: title -> title_label
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*/
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