206 lines
7.5 KiB
Plaintext
206 lines
7.5 KiB
Plaintext
<?php
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// $Id: image_annotate.module,v 1.6 2009/03/06 16:46:22 hunvreus Exp $
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/**
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* Implementation of hook_comment
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*/
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function image_annotate_comment(&$comment, $op) {
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if (user_access('create image annotations') || user_access('administer image annotations')) {
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if ($op == 'insert' || $op == 'update') {
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if (is_numeric($_POST['image-annotate']) && $_POST['image-annotate']) {
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global $user;
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$field = preg_replace("/[^a-zA-Z0-9_s]/", "", $_POST['image-annotate-field']);
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// TODO: check position.size is inside the picture
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$top = (int)$_POST['image-annotate-top'];
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$left = (int)$_POST['image-annotate-left'];
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$width = (int)$_POST['image-annotate-width'];
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$height = (int)$_POST['image-annotate-height'];
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if (arg(1) == 'reply') {
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db_query('INSERT INTO {image_annotate} (cid, field_name, size_width, size_height, position_top, position_left) VALUES (%d, \'%s\', %d, %d, %d, %d)', $comment['cid'], $field, $width, $height, $top, $left);
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}
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else if (arg(1) == 'edit' && (user_access('administer image annotations') || (user_access('create image annotations') && $comment['uid'] == $user->uid))) {
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db_query('UPDATE {image_annotate} SET size_width = %d, size_height = %d, position_top = %d, position_left = %d WHERE cid = %d', $width, $height, $top, $left, arg(2));
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}
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}
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}
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}
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}
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/**
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* Implementation of CCK's hook_field_formatter_info().
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*/
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function image_annotate_field_formatter_info() {
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$formatters = array(
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'image_annotate' => array(
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'label' => t('Image with annotations'),
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'field types' => array('image', 'filefield'),
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'suitability callback' => 'image_annotate_handles_file',
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'css' => array(drupal_get_path('module','image_annotate') .'/tag.css'),
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'description' => t('Display a picture and its annotations.'),
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),
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);
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return $formatters;
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}
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/**
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* Implementation of hook_link().
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*/
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function image_annotate_link($type, $object, $teaser = FALSE) {
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if ($type == 'comment') {
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if (user_access('view image annotations') || user_access('create image annotations') || user_access('administer image annotations')) {
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$note = db_fetch_object(db_query('SELECT aid, field_name FROM {image_annotate} WHERE cid = %d', $object->cid));
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if ($note->aid) {
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$links = array(
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'image_annotate_link' => array(
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'title' => t('View image note'),
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'href' => $_GET['q'],
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'fragment' => 'image-annotate-add-'. $note->field_name,
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'attributes' => array(
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'title' => t('go to the picture'),
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'class' => 'image-annotate-link',
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'rel' => 'image-annotate-'. $note->aid,
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),
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),
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);
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return $links;
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}
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}
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}
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}
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/**
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* Implementation of hook_menu()
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*/
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function image_annotate_menu() {
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$items = array();
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$items['content/image-annotate/create'] = array(
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'title' => 'Save note',
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'page callback' => '_image_annotate_note_create',
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'access callback' => 'image_annotate_user_access',
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'type' => MENU_CALLBACK,
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);
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$items['content/image-annotate/edit'] = array(
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'title' => 'Note edit form',
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'page callback' => '_image_annotate_note_edit',
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'access callback' => 'image_annotate_user_access',
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'type' => MENU_CALLBACK,
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);
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return $items;
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}
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/**
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* Implementation of hook_nodeapi().
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*/
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function image_annotate_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
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switch ($op) {
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case 'delete':
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db_query("DELETE FROM {image_annotate} WHERE nid = %d", $node->nid);
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break;
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}
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}
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/**
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* Implementation of hook_perm().
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*/
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function image_annotate_perm() {
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return array('administer image annotations', 'create image annotations', 'view image annotations');
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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 image_annotate_theme() {
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return array(
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'image_annotate_formatter_image_annotate' => array(
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'arguments' => array('element' => null),
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),
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);
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}
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/**
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* Return permissions for editing/creating annotations for the current user.
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*/
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function image_annotate_user_access() {
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return user_access('administer image annotations') || user_access('create image annotations');
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}
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/**
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* Theme function for the image annotate formatter
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*/
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function theme_image_annotate_formatter_image_annotate($element) {
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drupal_add_js('misc/collapse.js');
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if (empty($element['#item'])) return '';
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$item = $element['#item'];
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$field = content_fields($element['#field_name']);
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if (empty($item['fid']) && $field['use_default_image']) $item = $field['default_image'];
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if (empty($item['filepath'])) $item = array_merge($item, field_file_load($item['fid']));
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if (user_access('view image annotations') || user_access('create image annotations') || user_access('administer image annotations')) {
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// Retrieve all the annotations for that image field
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// We sort by area (height*width) to make sure small annotations are always on the top and avoid having some unhoverable ones
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$result = db_query('SELECT i.*, c.uid, c.comment, u.name FROM {image_annotate} i JOIN {comments} c ON i.cid = c.cid JOIN {users} u ON c.uid = u.uid WHERE i.field_name = \'%s\' AND c.nid = %d ORDER BY (i.size_height*i.size_width) ASC', $field['field_name'], $element['#node']->vid);
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// Build the array of notes settings
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global $user;
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$notes = array();
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while ($note = db_fetch_object($result)) {
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$editable = user_access('administer image annotations') || (user_access('create image annotations') && $note->uid && $note->uid == $user->uid);
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$author = theme('username', $note);
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$text = '"'. check_plain($note->comment) . '"<span class="author"> '. t('by') .' '. $author . '</span>';
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if (user_access('access comments')) $text .= '<span class="actions">» '. l(t('View comment'), $_GET['q'], array('fragment'=>'comment-'. $note->cid)) .'</span>';
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$notes[] = array(
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'aid' => $note->aid,
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'cid' => $note->cid,
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'uid' => $note->uid,
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'height' => $note->size_height,
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'width' => $note->size_width,
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'top' => $note->position_top,
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'left' => $note->position_left,
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'text' => $text,
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'editable' => $editable,
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);
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}
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// Build the field settings
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$settings = array(array(
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'nid' => $element['#node']->nid,
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'field' => $field['field_name'],
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'notes' => $notes,
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'editable' => user_access('administer image annotations') || user_access('create image annotations'),
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));
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// Load all the JS and CSS magic
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drupal_add_js(array('imageAnnotate' => $settings), 'setting');
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jquery_ui_add(array('ui.resizable', 'ui.draggable'));
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drupal_add_js(drupal_get_path('module', 'image_annotate') .'/tag.js');
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drupal_add_css(drupal_get_path('module', 'image_annotate') .'/tag.css');
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$class = 'imagefield imagefield-'. $field['field_name'] .' image-annotate-'. $field['field_name'];
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return theme('imagefield_image', $item, $item['alt'], $item['title'], array('class' => $class));
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}
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else {
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return theme('imagefield_image', $item, $item['alt'], $item['title']);
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}
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}
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/**
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* Display the create form of a comment/note
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*/
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function _image_annotate_note_create($nid) {
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if (user_access('post comments') && user_access('access comments')) {
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print drupal_get_form('comment_form', array('nid' => $nid));
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}
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}
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/**
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* Display the edit form of a comment/note
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*/
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function _image_annotate_note_edit($aid) {
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$cid = db_result(db_query('SELECT cid FROM {image_annotate} WHERE aid = %d', $aid));
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include_once(drupal_get_path('module','comment') .'/comment.pages.inc');
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print comment_edit($cid);
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}
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