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<?php
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// $Id: image_pub.common.inc,v 1.1.2.1 2009/01/31 02:00:25 egfrith Exp $
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/*
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* Generalized helper functions for tasks that require tight integration
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* with other parts of Drupal, such as image.module and taxonomy.module.
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* _image_pub_get_vid()
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* _image_pub_base_url()
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* _image_pub_image_baseurl()
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* _image_pub_get_imagefilename()
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* _image_pub_get_imageinfo()
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* _image_pub_album_get()
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* _image_pub_album_enum()
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* _image_pub_album_selector()
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* _image_pub_album_access()
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* _image_pub_album_images()
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*
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* _image_pub_authenticate()
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* _image_pub_album_add()
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* _image_pub_image_add()
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*/
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require_once 'image_pub.common.inc';
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function _image_pub_get_vid() {
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return _image_gallery_get_vid();
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}
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function _image_pub_base_url() {
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global $base_url;
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return $base_url;
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}
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function _image_pub_image_baseurl() {
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return _image_pub_base_url() .'/'. variable_get('file_directory_path', 'files') .'/'. variable_get('image_default_path', 'images');
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}
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function _image_pub_get_imagefilename($node, $size = '_original') {
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$fname = $node->images[$size];
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if (isset($fname)) {
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$imgbase = variable_get('image_default_path', 'images') .'/';
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if (!strncmp($fname, $imgbase, strlen($imgbase))) {
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$fname = substr($fname, strlen($imgbase));
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}
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}
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return $fname;
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}
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function _image_pub_get_imageinfo($node, $size = '_original') {
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$file = file_create_path($node->images[$size]);
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$info = image_get_info($file);
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$info['filesize'] = filesize($file);
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return $info;
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}
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function _image_pub_album_get($albumid) {
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$term = taxonomy_get_term($albumid);
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if (!$term) {
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if ($albumid == 0) {
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$term = taxonomy_get_term('<root>');
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}
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else {
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$term = NULL;
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}
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}
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return $term;
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}
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function _image_pub_album_enum($albumid = 0, $subalbums = TRUE) {
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return taxonomy_get_tree(_image_pub_get_vid(), $albumid, -1,
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($subalbums ? NULL : 1));
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}
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function _image_pub_album_selector($fname, $showroot = FALSE, $selalbum = NULL) {
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/* This is mostly redundant with taxonomy_form(). */
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$body = array();
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$tree = _image_pub_album_enum();
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$options = array();
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$albumid = 0;
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if (isset($selalbum)) {
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$albumid = $selalbum->tid;
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}
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if ($showroot) {
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$options[0] = '<Root Album>';
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}
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if ($tree) {
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foreach ($tree as $term) {
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if (!$showroot && ($albumid == 0)) {
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$albumid = $term->tid;
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}
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$dashes = '';
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for ($i = 0; $i < $term->depth; $i++) {
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$dashes .= '-';
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}
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$options[$term->tid] = $dashes . $term->name;
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}
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}
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$body[] = '<select name="' . $fname . '">';
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foreach ($options as $aid => $term) {
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$sel = '';
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if ($aid == $albumid) {
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$sel = ' selected="selected"';
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}
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$body[] = '<option value="' .$aid . '"' . $sel . '>' . $term . '</option>';
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}
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$body[] = '</select>';
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return implode("\r\n", $body);
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}
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function _image_pub_album_access($type, $album) {
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switch ($type) {
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case 'view':
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return user_access('access content');
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case 'update':
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return user_access('administer images');
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case 'create':
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return user_access('create images');
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}
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return FALSE;
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}
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function _image_pub_album_images($tid) {
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$nodes = array();
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$sql = "SELECT n.nid FROM {node} n INNER JOIN {term_node} t ON t.nid = n.nid WHERE t.tid = $tid AND n.type = 'image';";
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$res = db_query($sql);
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while ($term = db_fetch_object($res)) {
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$nodes[] = node_load(array('nid' => $term->nid));
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}
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return $nodes;
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}
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function _image_pub_authenticate($uname, $pass) {
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global $user;
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if ($user->uid) {
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watchdog('image_pub', 'Session closed for %user', array('%user' => theme('placeholder', $user->name)));
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unset($user);
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}
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$user = user_authenticate(array('name' => $uname, 'pass' => $pass));
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if (!$user->uid) {
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return FALSE;
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}
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watchdog('image_pub', 'Session opened for %user', array('%user' => theme('placeholder', $user->name)));
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return TRUE;
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}
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function _image_pub_album_add($title, $descr, $palbum) {
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watchdog('image_pub', 'Album added with title %title', array('%title' => $title));
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if (empty($title)) {
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$title = 'Untitled album';
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}
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$edit = array(
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'name' => $title,
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'description' => $descr,
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'vid' => _image_pub_get_vid(),
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'parent' => array(isset($palbum) ? $palbum->tid : 0),
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'weight' => 0,
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);
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$term = taxonomy_save_term($edit);
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if (isset($term)) {
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// taxonomy_save_term amends $edit directly, and simply returns a status
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// return (object)$edit;
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return (object)$edit;
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}
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return NULL;
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}
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function _image_pub_image_add($album, $caption, $description, $srcfield) {
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global $user;
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if (!isset($_FILES[$srcfield])) {
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return array('success' => FALSE,
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'reason' => 'Forgetting a file?');
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}
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if (empty($caption)) {
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$caption = $_POST['force_filename'];
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if (empty($caption)) {
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$caption = basename($_FILES[$srcfield]['name']);
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if (empty($caption)) {
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$caption = 'Untitled image';
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}
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}
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}
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// Create a drupal node
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// In order for the image upload to work, the name, tmp_name and error
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// of the $_FILES[$srcfield] have to be copied to locations
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// that file_check_upload() recognises.
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// The size needs to go into $_FILES['files']['size']['image'] for image
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// module's size checking to occur.
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$_FILES['files']['name']['image'] = $_FILES[$srcfield]['name'];
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$_FILES['files']['tmp_name']['image'] = $_FILES[$srcfield]['tmp_name'];
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$_FILES['files']['error']['image'] = $_FILES[$srcfield]['error'];
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$_FILES['files']['size']['image'] = filesize($_FILES[$srcfield]['tmp_name']);
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$form_state = array();
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module_load_include('inc', 'node', 'node.pages');
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$node = array('type' => 'image');
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$form_state['values']['title'] = $caption;
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$form_state['values']['uid'] = $user->uid;
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$form_state['values']['name'] = $user->name;
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$form_state['values']['body_field'] = $description;
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$form_state['values']['taxonomy'][_image_pub_get_vid()] = $album->tid;
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$form_state['values']['op'] = t('Save');
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$redirect_url = drupal_execute('image_node_form', $form_state, (object)$node);
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// Check that the uploaded image was accepted.
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$errors = form_get_errors();
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if (!empty($errors)) {
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return array('success' => FALSE,
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'reason' => strip_tags(implode($errors, ' ')));
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}
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watchdog('image_pub', '%image was added.', array('%image' => $_FILES[$srcfield]['name']));
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return array('success' => TRUE, 'redirect_url' => $redirect_url);
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}
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