--- /dev/null
+<?php
+
+/**
+ * @file
+ * Image module's drush integration.
+ *
+ * @todo image-build($field_name, $bundle, $style_name)
+ */
+
+use Drush\Log\LogLevel;
+
+/**
+ * Implementation of hook_drush_command().
+ */
+function image_drush_command() {
+ $items['image-flush'] = array(
+ 'description' => 'Flush all derived images for a given style.',
+ 'core' => array('7+'),
+ 'arguments' => array(
+ 'style' => 'An image style machine name. If not provided, user may choose from a list of names.',
+ ),
+ 'options' => array(
+ 'all' => 'Flush all derived images',
+ ),
+ 'examples' => array(
+ 'drush image-flush' => 'Pick an image style and then delete its images.',
+ 'drush image-flush thumbnail' => 'Delete all thumbnail images.',
+ 'drush image-flush --all' => 'Flush all derived images. They will be regenerated on the fly.',
+ ),
+ 'aliases' => array('if'),
+ );
+ $items['image-derive'] = array(
+ 'description' => 'Create an image derivative.',
+ 'core' => array('7+'),
+ 'drupal dependencies' => array('image'),
+ 'arguments' => array(
+ 'style' => 'An image style machine name.',
+ 'source' => 'Path to a source image. Optionally prepend stream wrapper scheme.',
+ ),
+ 'required arguments' => TRUE,
+ 'options' => array(),
+ 'examples' => array(
+ 'drush image-derive thumbnail themes/bartik/logo.png' => 'Save thumbnail sized derivative of logo image.',
+ ),
+ 'aliases' => array('id'),
+ );
+ return $items;
+}
+
+/**
+ * Implements hook_drush_help_alter().
+ */
+function image_drush_help_alter(&$command) {
+ // Drupal 8+ customizations.
+ if ($command['command'] == 'image-derive' && drush_drupal_major_version() >= 8) {
+ unset($command['examples']);
+ $command['examples']['drush image-derive thumbnail core/themes/bartik/logo.png'] = 'Save thumbnail sized derivative of logo image.';
+ }
+}
+
+/**
+ * Command argument complete callback.
+ *
+ * @return
+ * Array of available configuration files for editing.
+ */
+function image_image_flush_complete() {
+ drush_bootstrap(DRUSH_BOOTSTRAP_DRUPAL_FULL);
+ drush_include_engine('drupal', 'image');
+ return array('values' => array_keys(drush_image_styles()));
+}
+
+function drush_image_flush_pre_validate($style_name = NULL) {
+ drush_include_engine('drupal', 'image');
+ if (!empty($style_name) && !$style = drush_image_style_load($style_name)) {
+ return drush_set_error(dt('Image style !style not recognized.', array('!style' => $style_name)));
+ }
+}
+
+function drush_image_flush($style_name = NULL) {
+ drush_include_engine('drupal', 'image');
+ if (drush_get_option('all')) {
+ $style_name = 'all';
+ }
+
+ if (empty($style_name)) {
+ $styles = array_keys(drush_image_styles());
+ $choices = array_combine($styles, $styles);
+ $choices = array_merge(array('all' => 'all'), $choices);
+ $style_name = drush_choice($choices, dt("Choose a style to flush."));
+ if ($style_name === FALSE) {
+ return drush_user_abort();
+ }
+ }
+
+ if ($style_name == 'all') {
+ foreach (drush_image_styles() as $style_name => $style) {
+ drush_image_flush_single($style_name);
+ }
+ drush_log(dt('All image styles flushed'), LogLevel::SUCCESS);
+ }
+ else {
+ drush_image_flush_single($style_name);
+ }
+}
+
+function drush_image_derive_validate($style_name, $source) {
+ drush_include_engine('drupal', 'image');
+ if (!$style = drush_image_style_load($style_name)) {
+ return drush_set_error(dt('Image style !style not recognized.', array('!style' => $style_name)));
+ }
+
+ if (!file_exists($source)) {
+ return drush_set_error(dt('Source file not found - !file.', array('!file' => $source)));
+ }
+}
+
+/*
+ * Command callback. Create an image derivative.
+ *
+ * @param string $style_name
+ * The name of an image style.
+ *
+ * @param string $source
+ * The path to a source image, relative to Drupal root.
+ */
+function drush_image_derive($style_name, $source) {
+ drush_include_engine('drupal', 'image');
+ return _drush_image_derive($style_name, $source);
+}