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<?php
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// $Id: filefield_imagecache.module,v 1.2 2008/06/30 21:28:29 jpetso Exp $
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/**
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* @file
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* FileField ImageCache: ImageCache support for images in CCK file fields.
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*/
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/**
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* Implementation of hook_theme().
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*/
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function filefield_imagecache_theme() {
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return array(
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'filefield_imagecache_file_formatter_default' => array(
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'arguments' => array(
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'file' => NULL, 'field' => NULL, 'file_formatter_settings' => NULL,
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),
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),
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);
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}
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/**
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* Implementation of filefield's hook_file_formatter_info().
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*/
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function filefield_imagecache_file_formatter_info() {
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$module_path = drupal_get_path('module', 'filefield_imagecache');
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return array(
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'default' => array(
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'suitability callback' => 'filefield_imagecache_formatter_handles_file',
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'css' => array($module_path .'/filefield_image.css'),
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'title' => t('Images (transformed with ImageCache)'),
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'description' => t('Displays image files after piping them through ImageCache presets. Which means you can have scaled, cropped or otherwise transformed images with this formatter.'),
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),
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);
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}
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function filefield_imagecache_file_formatter_settings_default($op, $file_formatter_settings = NULL) {
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switch ($op) {
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case 'form':
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$form = array();
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$presets = imagecache_presets();
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$preset_options = array();
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$form['div_begin'] = array(
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'#type' => 'markup',
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'#value' => '<div class="filefield-imagecache-formatter-settings">',
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);
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foreach ($presets as $preset) {
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$preset_options[$preset['presetname']] = $preset['presetname'];
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}
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$form['preset'] = array(
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'#type' => 'select',
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'#title' => t('Preset'),
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'#description' => t('Choose the ImageCache preset that should be applied to images.'),
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'#options' => $preset_options,
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'#default_value' => isset($file_formatter_settings['preset'])
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? $file_formatter_settings['preset']
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: reset($preset_options), // first element
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'#prefix' => '<div class="filefield-imagecache-formatter-preset">',
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'#suffix' => '</div>',
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);
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$form['style'] = array(
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'#type' => 'select',
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'#title' => t('Display as'),
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'#description' => t('How the transformed image should appear.'),
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'#options' => array(
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'default' => t('Transformed image'),
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'linked' => t('Transformed image linked to node'),
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'imagelink' => t('Transformed image linked to original image'),
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'path' => t('File path of transformed image'),
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'url' => t('URL of transformed image'),
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),
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'#default_value' => isset($file_formatter_settings['style'])
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? $file_formatter_settings['style']
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: 'default',
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'#prefix' => '<div class="filefield-imagecache-formatter-style">',
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'#suffix' => '</div>',
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);
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$form['div_end'] = array(
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'#type' => 'markup',
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'#value' => '</div>',
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);
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return $form;
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}
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}
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/**
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* Suitability callback the image widget and formatter.
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* Handles the three web mimetypes: jpeg, png and gif.
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*/
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function filefield_imagecache_formatter_handles_file($file, $field) {
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return in_array($file->filemime, array(
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'image/jpeg', 'image/png', 'image/gif', // proper mimetypes
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'image/jpg', 'image/pjpeg', // IE nonstandard mimetypes, wtf?
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));
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}
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/**
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* Theme function for the imagecached single image file formatter.
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*/
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function theme_filefield_imagecache_file_formatter_default($file, $field, $file_formatter_settings) {
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$presetname = $file_formatter_settings['preset'];
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$preset = imagecache_preset_by_name($presetname);
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if (empty($preset)) {
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return '<!-- imagecache formatter preset ('. $presetname .') not found! -->';
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}
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$style = $file_formatter_settings['style'];
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$classes = implode(' ', array(
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'filefield-imagecache',
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'filefield-imagecache-'. $presetname,
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'filefield-imagecache-'. $style,
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'filefield-imagecache-'. $presetname .'-'. $style,
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));
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$description = empty($file->description) ? $file->filename : $file->description;
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$title = empty($file->title) ? $description : $file->title;
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switch ($style) {
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case 'linked':
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// We do have a node id because filefield merges $element['#item'].
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$imagetag = theme('imagecache', $presetname, $file->filepath, $description, $title);
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return l($imagetag, 'node/'. $file->nid,
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array('attributes' => array('class' => $classes), 'html' => TRUE));
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case 'imagelink':
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$original_image_url = file_create_url($file->filepath);
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$imagetag = theme('imagecache', $presetname, $file->filepath, $description, $title);
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return l($imagetag, $original_image_url,
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array('attributes' => array('class' => $classes), 'html' => TRUE));
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case 'url':
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return imagecache_create_url($presetname, $file->filepath);
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case 'path':
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return imagecache_create_path($presetname, $file->filepath);
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default:
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return theme('imagecache', $presetname, $file->filepath, $description, $title);
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}
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}
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