class sweaver_plugin_images in Sweaver 7
Same name and namespace in other branches
- 6 plugins/sweaver_plugin_images/sweaver_plugin_images.inc \sweaver_plugin_images
@file Images plugin.
Hierarchy
- class \sweaver_plugin
- class \sweaver_plugin_images
Expanded class hierarchy of sweaver_plugin_images
5 string references to 'sweaver_plugin_images'
- sweaver_install in ./
sweaver.install - Implements hook_install().
- sweaver_plugin_editor::sweaver_property_element in plugins/
sweaver_plugin_editor/ sweaver_plugin_editor.inc - Create a form element for a property.
- sweaver_plugin_images::sweaver_menu_callback in plugins/
sweaver_plugin_images/ sweaver_plugin_images.inc - Menu callback.
- sweaver_plugin_images::sweaver_menu_callback_submit in plugins/
sweaver_plugin_images/ sweaver_plugin_images.inc - Menu callback submit.
- _sweaver_sweaver_plugins in ./
sweaver.registry.inc - Sweaver plugins.
File
- plugins/
sweaver_plugin_images/ sweaver_plugin_images.inc, line 7 - Images plugin.
View source
class sweaver_plugin_images extends sweaver_plugin {
/**
* Menu registry.
*/
public function sweaver_menu(&$weight, $page_arguments, $base) {
$items = array();
$items['admin/config/user-interface/sweaver/images'] = $base + array(
'title' => 'Images',
'page arguments' => array(
$page_arguments,
),
'type' => MENU_LOCAL_TASK,
'weight' => $weight++,
);
$page_arguments['callback_method'] = 'sweaver_images_backend_form';
$items['admin/config/user-interface/sweaver/images/add'] = $base + array(
'title' => 'Add new image',
'page arguments' => array(
$page_arguments,
),
'type' => MENU_CALLBACK,
);
$page_arguments['callback_method'] = 'sweaver_images_backend_form';
$items['admin/config/user-interface/sweaver/images/edit'] = $base + array(
'title' => 'Edit image',
'page arguments' => array(
$page_arguments,
),
'type' => MENU_CALLBACK,
);
$page_arguments['callback_method'] = 'sweaver_images_confirm_form_delete';
$items['admin/config/user-interface/sweaver/images/delete'] = $base + array(
'title' => 'Add new image',
'page arguments' => array(
$page_arguments,
),
'type' => MENU_CALLBACK,
);
return $items;
}
/**
* Frontend form: add image form.
*/
public function sweaver_form() {
$form = array();
if (variable_get('sweaver_plugin_images_tab', TRUE)) {
$form['image_form']['image_description'] = array(
'#type' => 'textfield',
'#title' => t('Description'),
'#description' => t('Description of the image used in the select box for files.'),
);
$form['image_form']['image_image'] = array(
'#type' => 'file',
'#title' => t('Image'),
'#size' => '40',
'#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.'),
);
$form['image_form']['image_submit'] = array(
'#type' => 'submit',
'#value' => t('Save image'),
);
}
return $form;
}
/**
* Frontend form submit handler.
*/
public function sweaver_form_submit($form, &$form_state) {
if ($form_state['clicked_button']['#value'] == t('Save image')) {
$validators = array(
'file_validate_is_image' => array(),
);
$sweaver_directory = 'public://sweaver';
file_prepare_directory($sweaver_directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
$image = file_save_upload('image_image', $validators, 'public://sweaver');
if ($image && !empty($form_state['values']['image_description'])) {
$image->description = $form_state['values']['image_description'];
$image_parts = explode('.', $image->uri);
$extension = array_pop($image_parts);
$new_image_name = 'public://sweaver/sweaver_image_' . $image->fid . '.' . $extension;
file_unmanaged_move($image->uri, $new_image_name);
// Save permanent.
$image->uri = $new_image_name;
$image->status = FILE_STATUS_PERMANENT;
file_save($image);
drupal_write_record('sweaver_image', $image);
sweaver_session(t('Image @image has been uploaded.', array(
'@image' => $image->description,
)));
}
else {
// Reset error messages.
$errors = form_get_errors();
if (!empty($errors)) {
// Reset messages error.
unset($_SESSION['messages']['error']);
}
// Messages for Sweaver.
if (empty($form_state['values']['image_description'])) {
sweaver_session(t('You need to enter a description for the image.'));
}
if (!empty($errors)) {
sweaver_session(t('The image is invalid. Only JPG, PNG and GIF images are allowed.'));
}
elseif (!$image) {
sweaver_session(t('The image is empty.'));
}
}
}
}
/**
* Images handler.
*/
public function sweaver_images_handler(&$images) {
$styles = array();
if (variable_get('sweaver_plugin_images_styles', FALSE) && function_exists('image_styles')) {
$styles = image_styles();
}
$query = 'SELECT ti.fid, ti.description, f.uri FROM {sweaver_image} ti
INNER JOIN {file_managed} f on f.fid = ti.fid order by description ASC';
$images_result = db_query($query)
->fetchAll();
global $base_root;
foreach ($images_result as $image) {
$images[str_replace($base_root, '', file_create_url($image->uri))] = $image->description;
// Styles presets.
foreach ($styles as $preset_key => $preset) {
$images[image_style_url($preset_key, $image->uri)] = $image->description . ' (' . $preset['name'] . ')';
}
}
}
/**
* Menu callback.
*/
public function sweaver_menu_callback() {
$form = array();
$form['sweaver_plugin_images_tab'] = array(
'#type' => 'checkbox',
'#title' => t('Editor tab'),
'#description' => t('Toggle this checkbox if you want to enable the images tab on the editor.'),
'#default_value' => variable_get('sweaver_plugin_images_tab', TRUE),
);
// Use styles on images ?
if (function_exists('image_styles')) {
$form['sweaver_plugin_images_styles'] = array(
'#type' => 'checkbox',
'#title' => t('Allow to see styled version of images'),
'#description' => t('Toggle this checkbox if you want to create styled versions of the images uploaded by the Image plugin.'),
'#default_value' => variable_get('sweaver_plugin_images_styles', FALSE),
);
}
else {
$form['style_disabled'] = array(
'#markup' => '<p>' . t('If you enable the image module, all images can be made available with all style variants.') . '</p>',
);
$form['sweaver_plugin_images_styles'] = array(
'#type' => 'value',
'#value' => 0,
);
}
$form['sweaver_plugin_handle_images'] = array(
'#type' => 'hidden',
'#value' => variable_get('sweaver_plugin_handle_images', 'sweaver_plugin_images'),
);
$form = system_settings_form($form);
// Images list
$rows = array();
$output = '<p>' . l(t('Add new image'), 'admin/config/user-interface/sweaver/images/add') . '</p>';
$query = 'SELECT ti.fid, ti.description, f.uri FROM {sweaver_image} ti
INNER JOIN {file_managed} f on f.fid = ti.fid order by description ASC';
$result = db_query($query)
->fetchAll();
foreach ($result as $image) {
$row = array();
$row[] = check_plain($image->description);
$operations = l(t('View'), file_create_url($image->uri)) . ' - ';
$operations .= l(t('Edit'), 'admin/config/user-interface/sweaver/images/edit/' . $image->fid, array(
'alias' => TRUE,
)) . ' - ';
$operations .= l(t('Delete'), 'admin/config/user-interface/sweaver/images/delete/' . $image->fid, array(
'alias' => TRUE,
));
$row[] = $operations;
$rows[] = $row;
}
if (!empty($rows)) {
// Output table.
$header = array(
t('Image'),
t('Operations'),
);
$variables = array(
'header' => $header,
'rows' => $rows,
);
$output .= theme('table', $variables);
}
else {
$output .= '<p>' . t('No images uploaded.') . '</p>';
}
$form['images_list'] = array(
'#markup' => $output,
);
return $form;
}
/**
* Menu callback submit.
*/
public function sweaver_menu_callback_submit($form, &$form_state) {
variable_set('sweaver_plugin_images_styles', $form_state['values']['sweaver_plugin_images_styles']);
variable_set('sweaver_plugin_images_tab', $form_state['values']['sweaver_plugin_images_tab']);
variable_set('sweaver_plugin_handle_images', 'sweaver_plugin_images');
drupal_set_message(t('The configuration options have been saved.'));
}
/**
* Images form.
*/
public function sweaver_images_backend_form() {
$form = array();
$description = '';
$check_upload = TRUE;
$image = $this
->sweaver_get_image(arg(6));
if ($image) {
$check_upload = FALSE;
$description = $image->description;
$fid = $image->fid;
}
else {
$fid = NULL;
}
$form['#attributes'] = array(
'enctype' => 'multipart/form-data',
);
$form['#fid'] = $fid;
$form['#check_upload'] = $check_upload;
$form['image_form']['description'] = array(
'#type' => 'textfield',
'#title' => t('Description'),
'#required' => TRUE,
'#default_value' => $description,
'#description' => t('Description of the image used in the select box for files.'),
);
if (!$fid) {
$form['image_form']['image'] = array(
'#type' => 'file',
'#title' => t('Image'),
'#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.'),
);
}
$form['image_form']['submit'] = array(
'#type' => 'submit',
'#value' => t('Save image'),
);
return $form;
}
/**
* Images validate.
*/
public function sweaver_images_backend_form_validate($form, &$form_state) {
$validators = array(
'file_validate_is_image' => array(),
);
$sweaver_directory = 'public://sweaver';
file_prepare_directory($sweaver_directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
$image = file_save_upload('image', $validators, 'public://sweaver');
if ($image) {
$form_state['image'] = $image;
}
elseif ($form['#check_upload']) {
form_set_error('image', t('Image is required'));
}
}
/**
* Images add submit.
*/
public function sweaver_images_backend_form_submit(&$form, &$form_state) {
$image = new stdClass();
if (isset($form_state['image'])) {
$image_uploaded = $form_state['image'];
$image->fid = $image_uploaded->fid;
$image_parts = explode('.', $image_uploaded->uri);
$extension = array_pop($image_parts);
$new_image_name = 'public://sweaver/sweaver_image_' . $image_uploaded->fid . '.' . $extension;
file_unmanaged_move($image_uploaded->uri, $new_image_name);
// Resave.
$image_uploaded->uri = $new_image_name;
$image_uploaded->status = FILE_STATUS_PERMANENT;
file_save($image_uploaded);
}
if (!isset($image->fid)) {
$image->fid = $form['#fid'];
}
$update = !$form['#check_upload'] ? array(
'fid',
) : array();
$image->description = $form_state['values']['description'];
drupal_write_record('sweaver_image', $image, $update);
drupal_set_message(t('Image %description has been saved.', array(
'%description' => $image->description,
)));
$form_state['redirect'] = 'admin/config/user-interface/sweaver/images';
}
/**
* Image delete form.
*/
public function sweaver_images_confirm_form_delete() {
$image = $this
->sweaver_get_image(arg(6));
if ($image) {
$form['#image'] = $image;
return confirm_form($form, t('Are you sure you want to delete image %description?', array(
'%description' => $image->description,
)), 'admin/config/user-interface/sweaver/images');
}
else {
drupal_set_message(t('Image not found'));
drupal_goto('admin/config/user-interface/sweaver/images');
}
}
/**
* Image delete submit callback.
*/
public function sweaver_images_confirm_form_delete_submit(&$form, &$form_state) {
$image = $form['#image'];
$file = file_load($image->fid);
//load the file before delete.
file_delete($file);
//delete the file.
db_query("DELETE FROM {sweaver_image} where fid = :fid", array(
':fid' => $image->fid,
));
drupal_set_message(t('Image %description has been deleted.', array(
'%description' => $image->description,
)));
$form_state['redirect'] = 'admin/config/user-interface/sweaver/images';
}
/**
* Helper function to get image.
*
* @param $fid
* The file id.
* @return
* False or image object.
*/
public function sweaver_get_image($fid) {
if (!empty($fid)) {
$query = 'SELECT ti.fid, ti.description, f.uri FROM {sweaver_image} ti
INNER JOIN {file_managed} f on f.fid = ti.fid WHERE f.fid = :fid';
$image = db_query($query, array(
':fid' => $fid,
))
->fetchObject();
if (isset($image->fid)) {
return $image;
}
}
return FALSE;
}
}