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<?php
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/**
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* @file
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* Images plugin.
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*/
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class sweaver_plugin_images extends sweaver_plugin {
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/**
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* Menu registry.
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*/
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public function sweaver_menu(&$weight, $page_arguments, $base) {
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$items = array();
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$items['admin/config/user-interface/sweaver/images'] = $base + array(
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'title' => 'Images',
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'page arguments' => array($page_arguments),
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'type' => MENU_LOCAL_TASK,
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'weight' => $weight++,
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);
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$page_arguments['callback_method'] = 'sweaver_images_backend_form';
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$items['admin/config/user-interface/sweaver/images/add'] = $base + array(
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'title' => 'Add new image',
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'page arguments' => array($page_arguments),
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'type' => MENU_CALLBACK,
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);
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$page_arguments['callback_method'] = 'sweaver_images_backend_form';
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$items['admin/config/user-interface/sweaver/images/edit'] = $base + array(
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'title' => 'Edit image',
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'page arguments' => array($page_arguments),
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'type' => MENU_CALLBACK,
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);
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$page_arguments['callback_method'] = 'sweaver_images_confirm_form_delete';
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$items['admin/config/user-interface/sweaver/images/delete'] = $base + array(
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'title' => 'Add new image',
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'page arguments' => array($page_arguments),
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'type' => MENU_CALLBACK,
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);
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return $items;
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}
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/**
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* Frontend form: add image form.
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*/
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public function sweaver_form() {
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$form = array();
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if (variable_get('sweaver_plugin_images_tab', TRUE)) {
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$form['image_form']['image_description'] = array(
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'#type' => 'textfield',
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'#title' => t('Description'),
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'#description' => t('Description of the image used in the select box for files.')
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);
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$form['image_form']['image_image'] = array(
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'#type' => 'file',
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'#title' => t('Image'),
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'#size' => '40',
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'#description' => t('Upload images which you can use as background images. Extensions are limited to jpg, jpeg, png and gif.<br />Note: there is no scaling on the images on upload.'),
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);
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$form['image_form']['image_submit'] = array(
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'#type' => 'submit',
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'#value' => t('Save image'),
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);
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}
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return $form;
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}
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/**
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* Frontend form submit handler.
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*/
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public function sweaver_form_submit($form, &$form_state) {
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if ($form_state['clicked_button']['#value'] == t('Save image')) {
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$validators = array(
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'file_validate_is_image' => array(),
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);
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$sweaver_directory = 'public://sweaver';
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file_prepare_directory($sweaver_directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
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$image = file_save_upload('image_image', $validators, 'public://sweaver');
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if ($image && !empty($form_state['values']['image_description'])) {
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$image->description = $form_state['values']['image_description'];
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$image_parts = explode('.', $image->uri);
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$extension = array_pop($image_parts);
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$new_image_name = 'public://sweaver/sweaver_image_' . $image->fid . '.' . $extension;
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file_unmanaged_move($image->uri, $new_image_name);
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// Save permanent.
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$image->uri = $new_image_name;
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$image->status = FILE_STATUS_PERMANENT;
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file_save($image);
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drupal_write_record('sweaver_image', $image);
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sweaver_session(t('Image @image has been uploaded.', array('@image' => $image->description)));
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}
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else {
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// Reset error messages.
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$errors = form_get_errors();
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if (!empty($errors)) {
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// Reset messages error.
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unset($_SESSION['messages']['error']);
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}
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// Messages for Sweaver.
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if (empty($form_state['values']['image_description'])) {
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sweaver_session(t('You need to enter a description for the image.'));
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}
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if (!empty($errors)) {
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sweaver_session(t('The image is invalid. Only JPG, PNG and GIF images are allowed.'));
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}
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elseif (!$image) {
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sweaver_session(t('The image is empty.'));
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}
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}
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}
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}
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/**
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* Images handler.
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*/
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public function sweaver_images_handler(&$images) {
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$styles = array();
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if (variable_get('sweaver_plugin_images_styles', FALSE) && function_exists('image_styles')) {
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$styles = image_styles();
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}
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$query = 'SELECT ti.fid, ti.description, f.uri FROM {sweaver_image} ti
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INNER JOIN {file_managed} f on f.fid = ti.fid order by description ASC';
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$images_result = db_query($query)->fetchAll();
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global $base_root;
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foreach ($images_result as $image) {
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$images[str_replace($base_root, '', file_create_url($image->uri))] = $image->description;
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// Styles presets.
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foreach ($styles as $preset_key => $preset) {
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$images[image_style_url($preset_key, $image->uri)] = $image->description .' ('. $preset['name'] .')';
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}
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}
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}
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/**
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* Menu callback.
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*/
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public function sweaver_menu_callback() {
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$form = array();
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$form['sweaver_plugin_images_tab'] = array(
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'#type' => 'checkbox',
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'#title' => t('Editor tab'),
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'#description' => t('Toggle this checkbox if you want to enable the images tab on the editor.'),
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'#default_value' => variable_get('sweaver_plugin_images_tab', TRUE),
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);
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// Use styles on images ?
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if (function_exists('image_styles')) {
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$form['sweaver_plugin_images_styles'] = array(
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'#type' => 'checkbox',
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'#title' => t('Allow to see styled version of images'),
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'#description' => t('Toggle this checkbox if you want to create styled versions of the images uploaded by the Image plugin.'),
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'#default_value' => variable_get('sweaver_plugin_images_styles', FALSE),
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);
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}
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else {
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$form['style_disabled'] = array(
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'#markup' => '<p>' . t('If you enable the image module, all images can be made available with all style variants.') . '</p>',
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);
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$form['sweaver_plugin_images_styles'] = array(
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'#type' => 'value',
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'#value' => 0,
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);
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}
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$form['sweaver_plugin_handle_images'] = array(
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'#type' => 'hidden',
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'#value' => variable_get('sweaver_plugin_handle_images', 'sweaver_plugin_images'),
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);
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$form = system_settings_form($form);
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// Images list
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$rows = array();
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$output = '<p>'. l(t('Add new image'), 'admin/config/user-interface/sweaver/images/add') .'</p>';
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$query = 'SELECT ti.fid, ti.description, f.uri FROM {sweaver_image} ti
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INNER JOIN {file_managed} f on f.fid = ti.fid order by description ASC';
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$result = db_query($query)->fetchAll();
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foreach ($result as $image) {
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$row = array();
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$row[] = check_plain($image->description);
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$operations = l(t('View'), file_create_url($image->uri)) . ' - ';
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$operations .= l(t('Edit'), 'admin/config/user-interface/sweaver/images/edit/' . $image->fid, array('alias' => TRUE)) . ' - ';
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$operations .= l(t('Delete'), 'admin/config/user-interface/sweaver/images/delete/' . $image->fid, array('alias' => TRUE));
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$row[] = $operations;
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$rows[] = $row;
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}
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if (!empty($rows)) {
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// Output table.
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$header = array(
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t('Image'),
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t('Operations'),
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);
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$variables = array(
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'header' => $header,
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'rows' => $rows,
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);
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$output .= theme('table', $variables);
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}
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else {
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$output .= '<p>' . t('No images uploaded.') . '</p>';
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}
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$form['images_list'] = array(
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'#markup' => $output,
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);
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return $form;
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}
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/**
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* Menu callback submit.
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*/
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public function sweaver_menu_callback_submit($form, &$form_state) {
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variable_set('sweaver_plugin_images_styles', $form_state['values']['sweaver_plugin_images_styles']);
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variable_set('sweaver_plugin_images_tab', $form_state['values']['sweaver_plugin_images_tab']);
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variable_set('sweaver_plugin_handle_images', 'sweaver_plugin_images');
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drupal_set_message(t('The configuration options have been saved.'));
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}
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/**
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* Images form.
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*/
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public function sweaver_images_backend_form() {
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$form = array();
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$description = '';
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$check_upload = TRUE;
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$image = $this->sweaver_get_image(arg(6));
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if ($image) {
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$check_upload = FALSE;
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$description = $image->description;
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$fid = $image->fid;
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}
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else {
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$fid = NULL;
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}
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$form['#attributes'] = array('enctype' => 'multipart/form-data');
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$form['#fid'] = $fid;
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$form['#check_upload'] = $check_upload;
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$form['image_form']['description'] = array(
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'#type' => 'textfield',
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'#title' => t('Description'),
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'#required' => TRUE,
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'#default_value' => $description,
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'#description' => t('Description of the image used in the select box for files.')
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);
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if (!$fid) {
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$form['image_form']['image'] = array(
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'#type' => 'file',
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'#title' => t('Image'),
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'#description' => t('Upload images which you can use as background images. Extensions are limited to jpg, jpeg, png and gif.<br />Note: there is no scaling on the images on upload.'),
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);
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}
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$form['image_form']['submit'] = array(
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'#type' => 'submit',
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'#value' => t('Save image'),
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);
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return $form;
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}
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283
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/**
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284
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* Images validate.
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285
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*/
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286
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public function sweaver_images_backend_form_validate($form, &$form_state) {
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$validators = array(
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'file_validate_is_image' => array(),
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);
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290
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291
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$sweaver_directory = 'public://sweaver';
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file_prepare_directory($sweaver_directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
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$image = file_save_upload('image', $validators, 'public://sweaver');
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if ($image) {
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$form_state['image'] = $image;
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}
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elseif ($form['#check_upload']) {
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form_set_error('image', t('Image is required'));
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}
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}
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301
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302
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/**
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303
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* Images add submit.
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304
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*/
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305
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public function sweaver_images_backend_form_submit(&$form, &$form_state) {
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$image = new stdClass;
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307
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308
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if (isset($form_state['image'])) {
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$image_uploaded = $form_state['image'];
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$image->fid = $image_uploaded->fid;
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$image_parts = explode('.', $image_uploaded->uri);
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$extension = array_pop($image_parts);
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$new_image_name = 'public://sweaver/sweaver_image_' . $image_uploaded->fid . '.' . $extension;
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file_unmanaged_move($image_uploaded->uri, $new_image_name);
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315
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316
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// Resave.
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317
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$image_uploaded->uri = $new_image_name;
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$image_uploaded->status = FILE_STATUS_PERMANENT;
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file_save($image_uploaded);
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320
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}
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321
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322
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if (!isset($image->fid)) $image->fid = $form['#fid'];
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323
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$update = (!$form['#check_upload']) ? array('fid') : array();
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$image->description = $form_state['values']['description'];
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drupal_write_record('sweaver_image', $image, $update);
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327
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drupal_set_message(t('Image %description has been saved.', array('%description' => $image->description)));
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328
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$form_state['redirect'] = 'admin/config/user-interface/sweaver/images';
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329
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}
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330
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331
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/**
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332
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* Image delete form.
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333
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*/
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334
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public function sweaver_images_confirm_form_delete() {
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$image = $this->sweaver_get_image(arg(6));
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336
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if ($image) {
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337
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$form['#image'] = $image;
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return confirm_form($form, t('Are you sure you want to delete image %description?', array('%description' => $image->description)), 'admin/config/user-interface/sweaver/images');
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}
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340
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else {
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drupal_set_message(t('Image not found'));
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drupal_goto('admin/config/user-interface/sweaver/images');
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}
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344
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}
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345
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346
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/**
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347
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* Image delete submit callback.
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348
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*/
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349
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public function sweaver_images_confirm_form_delete_submit(&$form, &$form_state) {
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350
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$image = $form['#image'];
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351
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file_delete($image);
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352
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db_query("DELETE FROM {sweaver_image} where fid = :fid", array(':fid' => $image->fid));
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drupal_set_message(t('Image %description has been deleted.', array('%description' => $image->description)));
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$form_state['redirect'] = 'admin/config/user-interface/sweaver/images';
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355
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}
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356
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357
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/**
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358
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* Helper function to get image.
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|
359
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*
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360
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* @param $fid
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361
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* The file id.
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362
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* @return
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363
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* False or image object.
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364
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*/
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365
|
public function sweaver_get_image($fid) {
|
|
366
|
if (!empty($fid)) {
|
|
367
|
$query = 'SELECT ti.fid, ti.description, f.uri FROM {sweaver_image} ti
|
|
368
|
INNER JOIN {file_managed} f on f.fid = ti.fid WHERE f.fid = :fid';
|
|
369
|
$image = db_query($query, array(':fid' => $fid))->fetchObject();
|
|
370
|
if (isset($image->fid)) {
|
|
371
|
return $image;
|
|
372
|
}
|
|
373
|
}
|
|
374
|
return FALSE;
|
|
375
|
}
|
|
376
|
}
|
