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<?php
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/**
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* @file
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* Provides uninstallation functions.
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*/
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/**
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* Implements hook_uninstall().
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*/
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function diff_uninstall() {
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// Bulk delete entity based variables.
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$prefixes = array(
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'diff_enable_revisions_page_',
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'diff_show_',
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'diff_view_mode_',
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'diff_admin_path_',
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'diff_default_state_',
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);
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foreach ($prefixes as $prefix) {
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db_delete('variable')
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->condition('name', db_like($prefix) . '%', 'LIKE')
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->execute();
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}
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// Delete global variables.
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variable_del('diff_context_lines_trailing');
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variable_del('diff_context_lines_leading');
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variable_del('diff_theme');
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variable_del('diff_radio_behavior', '');
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foreach (field_info_fields() as $field) {
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variable_del("diff_{$field['module']}_field_{$field['type']}_default_options");
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}
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}
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/**
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* Updates the existing system variables to target the entity type and bundle.
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*/
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function diff_update_7300() {
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$node_types = array_keys(node_type_get_types());
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foreach ($node_types as $bundle) {
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$type_variables = array(
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'show_preview_changes',
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'enable_revisions_page',
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'show_diff_inline',
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);
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foreach ($type_variables as $prefix) {
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$setting = variable_get($prefix . '_' . $bundle, NULL);
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if (isset($setting)) {
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variable_del($prefix . '_' . $bundle);
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variable_set('diff_' . $prefix . '_node_' . $bundle, $setting);
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}
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}
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}
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}
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/**
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* Removed diff_update_7301().
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*/
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/**
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* Removed diff_update_7302().
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*/
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/**
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* Renames some internal settings names.
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*/
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function diff_update_7303() {
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// Get current values
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$radio = variable_get('diff_script_revisioning', 'simple');
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$leading = variable_get('diff_leading_context_lines', 2);
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$trailing = variable_get('diff_trailing_context_lines', 2);
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// Create new variable names
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variable_set('diff_radio_behavior', $radio);
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variable_set('diff_context_lines_leading', $leading);
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variable_set('diff_context_lines_trailing', $trailing);
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// Delete old variables
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variable_del('diff_script_revisioning');
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variable_del('diff_leading_context_lines');
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variable_del('diff_trailing_context_lines');
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}
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/**
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* Removes unused variable settings and merges inline diff block settings.
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*/
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function diff_update_7304() {
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// This is now always applied to text fields.
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variable_del('diff_normalise_text');
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// Merge the content type settings for the inline diff block into a single variable.
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// diff_update_7300() - show_diff_inline_TYPE to diff_show_diff_inline_node_TYPE
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$node_types = array_keys(node_type_get_types());
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$enabled_types = array();
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foreach ($node_types as $node_type) {
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if (variable_get('diff_show_diff_inline_node_' . $node_type, FALSE)) {
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$enabled_types[$node_type] = $node_type;
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}
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variable_del('diff_show_diff_inline_node_' . $node_type);
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}
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variable_set('diff_show_diff_inline_node_bundles', $enabled_types);
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// Warn users that these settings are altered.
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drupal_set_message(t('Diff <em>Inline differences</em> content type settings are now located within the <em>Inline differences</em> block settings.'));
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}
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/**
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* Updates to normalize the new view mode settings.
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*/
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function diff_update_7305() {
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// Rebuild the menus.
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variable_set('menu_rebuild_needed', TRUE);
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// Removed the enforced entity view mode.
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db_delete('variable')
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->condition('name', db_like('diff_view_mode_standard_node_') . '%', 'LIKE')
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->execute();
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// Removes the configurable view mode for the inline diff block, as this
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// is fairly meaningless and confusing to users.
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db_delete('variable')
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->condition('name', db_like('diff_view_mode_inline_') . '%', 'LIKE')
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->execute();
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}
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