1129 lines
34 KiB
PHP
1129 lines
34 KiB
PHP
<?php
|
|
|
|
/**
|
|
* @file
|
|
* Implements the file browser.
|
|
*/
|
|
|
|
/**
|
|
* q = imce.
|
|
*/
|
|
function imce($scheme = NULL) {
|
|
module_invoke('admin_menu', 'suppress');//suppress admin_menu
|
|
$jsop = isset($_GET['jsop']) ? $_GET['jsop'] : NULL;
|
|
drupal_add_http_header('Content-Type', 'text/html; charset=utf-8');
|
|
print imce_page($GLOBALS['user'], $scheme, $jsop);
|
|
exit();
|
|
}
|
|
|
|
/**
|
|
* q = user/x/imce.
|
|
*/
|
|
function imce_user_page($account) {
|
|
return theme('imce_user_page', array('account' => $account));
|
|
}
|
|
|
|
/**
|
|
* Returns the imce page for the specified user and the file scheme.
|
|
*/
|
|
function imce_page($user, $scheme = NULL, $jsop = NULL) {
|
|
return theme('imce_page', array('content' => imce_content($user, $scheme, $jsop)));
|
|
}
|
|
|
|
/**
|
|
* Returns the content of the file browser.
|
|
*/
|
|
function imce_content($user, $scheme = NULL, $jsop = NULL) {
|
|
|
|
//execute ajax calls.
|
|
if ($jsop) {
|
|
return imce_js($user, $scheme, $jsop);
|
|
}
|
|
|
|
//initiate configuration profile
|
|
if (!$imce = imce_initiate_profile($user, $scheme)) {
|
|
return '';
|
|
}
|
|
imce_process_profile($imce);//get active directory content
|
|
|
|
//Before creating the content let's add main files required for imce to function properly.
|
|
$path = drupal_get_path('module', 'imce');
|
|
drupal_add_js($path . '/js/jquery.form.js');
|
|
drupal_add_js($path . '/js/imce.js');
|
|
drupal_add_js($path . '/js/imce_extras.js');
|
|
drupal_add_css($path . '/css/imce-content.css');
|
|
|
|
//process forms.
|
|
$imce_ref = array('imce' => &$imce);
|
|
$forms = array();
|
|
if (!$imce['error']) {
|
|
//process file upload.
|
|
if (imce_perm_exists($imce, 'upload')) {
|
|
$forms[] = drupal_get_form('imce_upload_form', $imce_ref);
|
|
}
|
|
//process file operations.
|
|
$forms[] = drupal_get_form('imce_fileop_form', $imce_ref);
|
|
}
|
|
$forms = drupal_render($forms);
|
|
|
|
//run custom content functions. possible to insert extra forms. content is invisible when js is enabled.
|
|
foreach (variable_get('imce_custom_content', array()) as $func => $state) {
|
|
if ($state && function_exists($func) && $output = $func($imce)) {
|
|
$forms .= $output;
|
|
}
|
|
}
|
|
|
|
$content = theme('imce_content', array(
|
|
'tree' => imce_create_tree($imce),
|
|
'forms' => $forms,
|
|
'imce_ref' => $imce_ref,
|
|
));
|
|
|
|
//make necessary changes for js conversion
|
|
$imce['dir'] = str_replace('%2F', '/', rawurlencode($imce['dir']));
|
|
unset($imce['files'], $imce['name'], $imce['directories'], $imce['subdirectories'], $imce['filesize'], $imce['quota'], $imce['tuquota'], $imce['thumbnails'], $imce['uid'], $imce['usertab']);
|
|
|
|
drupal_add_js($imce_ref, 'setting');
|
|
|
|
return $content;
|
|
}
|
|
|
|
/**
|
|
* Ajax operations. q=imce&jsop={op}
|
|
*/
|
|
function imce_js($user, $scheme, $jsop = '') {
|
|
$response = array();
|
|
|
|
//data
|
|
if ($imce = imce_initiate_profile($user, $scheme)) {
|
|
imce_process_profile($imce);
|
|
if (!$imce['error']) {
|
|
module_load_include('inc', 'imce', 'inc/imce.js');
|
|
if (function_exists($func = 'imce_js_' . $jsop)) {
|
|
$response['data'] = $func($imce);
|
|
}
|
|
// Allow alteration of response.
|
|
foreach (variable_get('imce_custom_response', array()) as $func => $state) {
|
|
if ($state && function_exists($func)) {
|
|
$func($jsop, $response, $imce, $user);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//messages
|
|
$response['messages'] = drupal_get_messages();
|
|
|
|
//disable devel log.
|
|
$GLOBALS['devel_shutdown'] = FALSE;
|
|
//for upload we must return plain text header.
|
|
drupal_add_http_header('Content-Type', (!empty($_POST['html_response']) ? 'text/html' : 'application/json') . '; charset=utf-8');
|
|
print drupal_json_encode($response);
|
|
exit();
|
|
}
|
|
|
|
/**
|
|
* Upload form.
|
|
*/
|
|
function imce_upload_form($form, &$form_state, $ref) {
|
|
$imce =& $ref['imce'];
|
|
$form['imce'] = array(
|
|
'#type' => 'file',
|
|
'#title' => t('File'),
|
|
'#size' => 30,
|
|
);
|
|
if (!empty($imce['thumbnails'])) {
|
|
$form['thumbnails'] = array(
|
|
'#type' => 'checkboxes',
|
|
'#title' => t('Create thumbnails'),
|
|
'#options' => imce_thumbnail_options($imce['thumbnails']),
|
|
);
|
|
}
|
|
$form['upload'] = array(
|
|
'#type' => 'submit',
|
|
'#value' => t('Upload'),
|
|
'#submit' => $imce['perm']['upload'] ? array('imce_upload_submit') : NULL,
|
|
);
|
|
$form = array('fset_upload' => array('#type' => 'fieldset', '#title' => t('Upload file')) + $form);
|
|
$form['html_response'] = array('#type' => 'hidden', '#default_value' => '1');
|
|
$form['#attributes']['enctype'] = 'multipart/form-data';
|
|
$form['#action'] = $imce['url'];
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* File operations form.
|
|
*/
|
|
function imce_fileop_form($form, &$form_state, $ref) {
|
|
$imce =& $ref['imce'];
|
|
$form['filenames'] = array(
|
|
'#type' => 'textfield',
|
|
'#title' => t('Selected files'),
|
|
'#maxlength' => $imce['filenum'] ? $imce['filenum']*255 : NULL,
|
|
);
|
|
|
|
//thumbnail
|
|
if (!empty($imce['thumbnails']) && imce_perm_exists($imce, 'thumb')) {
|
|
$form['fset_thumb'] = array(
|
|
'#type' => 'fieldset',
|
|
'#title' => t('Thumbnails'),
|
|
) + imce_thumb_form($imce);
|
|
}
|
|
|
|
//delete
|
|
if (imce_perm_exists($imce, 'delete')) {
|
|
$form['fset_delete'] = array(
|
|
'#type' => 'fieldset',
|
|
'#title' => t('Delete'),
|
|
) + imce_delete_form($imce);
|
|
}
|
|
|
|
//resize
|
|
if (imce_perm_exists($imce, 'resize')) {
|
|
$form['fset_resize'] = array(
|
|
'#type' => 'fieldset',
|
|
'#title' => t('Resize'),
|
|
) + imce_resize_form($imce);
|
|
}
|
|
|
|
$form['#action'] = $imce['url'];
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Thumbnail form.
|
|
*/
|
|
function imce_thumb_form(&$imce) {
|
|
$form['thumbnails'] = array(
|
|
'#type' => 'checkboxes',
|
|
'#title' => t('Thumbnails'),
|
|
'#options' => imce_thumbnail_options($imce['thumbnails']),
|
|
);
|
|
$form['thumb'] = array(
|
|
'#type' => 'submit',
|
|
'#value' => t('Create thumbnails'),
|
|
'#submit' => $imce['perm']['thumb'] ? array('imce_thumb_submit') : NULL,
|
|
);
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Delete form.
|
|
*/
|
|
function imce_delete_form(&$imce) {
|
|
$form['delete'] = array(
|
|
'#type' => 'submit',
|
|
'#value' => t('Delete'),
|
|
'#submit' => $imce['perm']['delete'] ? array('imce_delete_submit') : NULL,
|
|
);
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Resizing form.
|
|
*/
|
|
function imce_resize_form(&$imce) {
|
|
$form['width'] = array(
|
|
'#type' => 'textfield',
|
|
'#title' => t('Width x Height'),
|
|
'#size' => 5,
|
|
'#maxlength' => 4,
|
|
'#prefix' => '<div class="container-inline">',
|
|
);
|
|
$form['height'] = array(
|
|
'#type' => 'textfield',
|
|
'#size' => 5,
|
|
'#maxlength' => 4,
|
|
'#prefix' => 'x',
|
|
);
|
|
$form['resize'] = array(
|
|
'#type' => 'submit',
|
|
'#value' => t('Resize'),
|
|
'#submit' => $imce['perm']['resize'] ? array('imce_resize_submit') : NULL,//permission for submission
|
|
'#suffix' => '</div>',
|
|
);
|
|
$form['copy'] = array(
|
|
'#type' => 'checkbox',
|
|
'#title' => t('Create a new image'),
|
|
'#default_value' => 1,
|
|
);
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Validate file operations form.
|
|
*/
|
|
function imce_fileop_form_validate($form, &$form_state) {
|
|
$imce =& $form_state['build_info']['args'][0]['imce'];
|
|
|
|
//check if the filenames is empty
|
|
if ($form_state['values']['filenames'] == '') {
|
|
return form_error($form['filenames'], t('Please select a file.'));
|
|
}
|
|
|
|
//filenames come separated by colon
|
|
$filenames = explode(':', $form_state['values']['filenames']);
|
|
$cnt = count($filenames);
|
|
//check the number of files.
|
|
if ($imce['filenum'] && $cnt > $imce['filenum']) {
|
|
return form_error($form['filenames'], t('You are not allowed to operate on more than %num files.', array('%num' => $imce['filenum'])));
|
|
}
|
|
|
|
//check if there is any illegal choice
|
|
for ($i = 0; $i < $cnt; $i++) {
|
|
$filenames[$i] = $filename = rawurldecode($filenames[$i]);
|
|
if (!isset($imce['files'][$filename])) {
|
|
watchdog('imce', 'Illegal choice %choice in !name element.', array('%choice' => $filename, '!name' => t('directory (%dir)', array('%dir' => imce_dir_uri($imce)))), WATCHDOG_ERROR);
|
|
return form_error($form['filenames'], t('An illegal choice has been detected. Please contact the site administrator.'));
|
|
}
|
|
}
|
|
|
|
$form_state['values']['filenames'] = $filenames;
|
|
}
|
|
|
|
/**
|
|
* Submit upload form.
|
|
*/
|
|
function imce_upload_submit($form, &$form_state) {
|
|
$form_state['redirect'] = FALSE;
|
|
$imce =& $form_state['build_info']['args'][0]['imce'];
|
|
// Need to provide extension validatior, otherwise file_save_upload uses the default.
|
|
$validators['file_validate_extensions'] = array($imce['extensions'] === '*' ? NULL : $imce['extensions']);
|
|
$validators['imce_validate_all'] = array(&$imce);
|
|
$diruri = imce_dir_uri($imce);
|
|
|
|
//save uploaded file.
|
|
$replace = variable_get('imce_settings_replace', FILE_EXISTS_RENAME);
|
|
if ($file = file_save_upload('imce', $validators, $diruri, $replace)) {
|
|
|
|
//core bug #54223.
|
|
if ($replace == FILE_EXISTS_RENAME) {
|
|
$name = drupal_basename($file->uri);
|
|
if ($name != $file->filename) {
|
|
$file->filename = $name;
|
|
drupal_set_message(t('The file has been renamed to %filename.', array('%filename' => $file->filename)));
|
|
}
|
|
}
|
|
|
|
$file->uid = $imce['uid'];//global user may not be the owner.
|
|
$file->status = FILE_STATUS_PERMANENT;
|
|
file_save($file);
|
|
imce_file_register($file);
|
|
drupal_set_message(t('%filename has been uploaded.', array('%filename' => $file->filename)));
|
|
|
|
//update file list
|
|
$img = imce_image_info($file->uri);
|
|
$file->width = $img ? $img['width'] : 0;
|
|
$file->height = $img ? $img['height'] : 0;
|
|
imce_add_file($file, $imce);
|
|
|
|
//create thumbnails
|
|
if (isset($form_state['values']['thumbnails']) && $img) {
|
|
imce_create_thumbnails($file->filename, $imce, $form_state['values']['thumbnails']);
|
|
}
|
|
}
|
|
else {
|
|
drupal_set_message(t('Upload failed.'), 'error');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Submit thumbnail form.
|
|
*/
|
|
function imce_thumb_submit($form, &$form_state) {
|
|
$form_state['redirect'] = FALSE;
|
|
$imce =& $form_state['build_info']['args'][0]['imce'];
|
|
//create thumbnails
|
|
imce_process_files($form_state['values']['filenames'], $imce, 'imce_create_thumbnails', array($form_state['values']['thumbnails']));
|
|
}
|
|
|
|
/**
|
|
* Submit delete form.
|
|
*/
|
|
function imce_delete_submit($form, &$form_state) {
|
|
$form_state['redirect'] = FALSE;
|
|
$imce =& $form_state['build_info']['args'][0]['imce'];
|
|
|
|
$deleted = imce_process_files($form_state['values']['filenames'], $imce, 'imce_delete_file');
|
|
|
|
if (!empty($deleted)) {
|
|
drupal_set_message(t('File deletion successful: %files.', array('%files' => utf8_encode(implode(', ', $deleted)))));
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Submit resize form.
|
|
*/
|
|
function imce_resize_submit($form, &$form_state) {
|
|
$form_state['redirect'] = FALSE;
|
|
$imce =& $form_state['build_info']['args'][0]['imce'];
|
|
|
|
//check dimensions
|
|
$width = (int) $form_state['values']['width'];
|
|
$height = (int) $form_state['values']['height'];
|
|
list($maxw, $maxh) = $imce['dimensions'] ? explode('x', $imce['dimensions']) : array(0, 0);
|
|
if ($width < 1 || $height < 1 || ($maxw && ($width > $maxw || $height > $maxh))) {
|
|
drupal_set_message(t('Please specify dimensions within the allowed range that is from 1x1 to @dimensions.', array('@dimensions' => $imce['dimensions'] ? $imce['dimensions'] : t('unlimited'))), 'error');
|
|
return;
|
|
}
|
|
|
|
$resized = imce_process_files($form_state['values']['filenames'], $imce, 'imce_resize_image', array($width, $height, $form_state['values']['copy']));
|
|
|
|
if (!empty($resized)) {
|
|
drupal_set_message(t('File resizing successful: %files.', array('%files' => utf8_encode(implode(', ', $resized)))));
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Do batch operations on files.
|
|
* Used by delete, resize, create thumbnail submissions.
|
|
*/
|
|
function imce_process_files($filenames, &$imce, $function, $args = array()) {
|
|
$args = array_merge(array('', &$imce), $args);
|
|
$processed = array();
|
|
|
|
foreach ($filenames as $filename) {
|
|
$args[0] = $filename;
|
|
if (call_user_func_array($function, $args)) {
|
|
$processed[] = $filename;
|
|
}
|
|
}
|
|
|
|
return $processed;
|
|
}
|
|
|
|
/**
|
|
* Deletes a file in the file list.
|
|
*/
|
|
function imce_delete_file($filename, &$imce) {
|
|
$uri = imce_dir_uri($imce) . $filename;
|
|
if (!imce_delete_filepath($uri)) {
|
|
return FALSE;
|
|
}
|
|
imce_remove_file($filename, $imce);
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Deletes a file by uri.
|
|
*/
|
|
function imce_delete_filepath($uri) {
|
|
$file = file_load_multiple(array(), array('uri' => $uri));
|
|
$file = reset($file);
|
|
|
|
// File exists in database
|
|
if ($file) {
|
|
$usage = file_usage_list($file);
|
|
$is_imce = isset($usage['imce']);
|
|
unset($usage['imce']);
|
|
// File is in use by an other module.
|
|
if (!empty($usage)) {
|
|
drupal_set_message(t('%filename is in use by another application.', array('%filename' => $file->filename)), 'error');
|
|
return FALSE;
|
|
}
|
|
// Force delete file. Prevent running file_usage_list() second time.
|
|
if (!file_delete($file, TRUE)) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
// Not in db. Probably loaded via ftp.
|
|
elseif (!file_unmanaged_delete($uri)) {
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Create all selected thumbnails.
|
|
*/
|
|
function imce_create_thumbnails($filename, &$imce, $values) {
|
|
$created = array();
|
|
foreach ($imce['thumbnails'] as $thumbnail) {
|
|
if ($values[$thumbnail['name']] && imce_create_thumbnail($filename, $imce, $thumbnail)) {
|
|
$created[] = $thumbnail['name'];
|
|
}
|
|
}
|
|
if (!empty($created)) {
|
|
drupal_set_message(t('Thumbnail creation (%thumbnames) successful for %filename.', array('%thumbnames' => implode(', ', $created), '%filename' => utf8_encode($filename))));
|
|
}
|
|
return $created;
|
|
}
|
|
|
|
/**
|
|
* Create a thumbnail.
|
|
*/
|
|
function imce_create_thumbnail($filename, &$imce, $thumbnail) {
|
|
//generate thumbnail name
|
|
$name = $thumbnail['prefix'];
|
|
if ($thumbnail['suffix'] != '' && $dot = strrpos($filename, '.')) {
|
|
$name .= substr($filename, 0, $dot);
|
|
$name .= $thumbnail['suffix'];
|
|
$name .= substr($filename, $dot);
|
|
}
|
|
else {
|
|
$name .= $filename;
|
|
}
|
|
//scale the image
|
|
list($width, $height) = explode('x', $thumbnail['dimensions']);
|
|
return imce_resize_image($filename, $imce, $width, $height, TRUE, $name, variable_get('imce_settings_thumb_method', 'scale_and_crop'));
|
|
}
|
|
|
|
/**
|
|
* Resize an image in the file list. Also used for thumbnail creation.
|
|
*/
|
|
function imce_resize_image($filename, &$imce, $width, $height, $copy = TRUE, $destname = FALSE, $op = 'resize') {
|
|
$destdir = imce_dir_uri($imce);
|
|
$imguri = $destdir . $filename;
|
|
|
|
//check if the file is an image
|
|
if (!$imce['files'][$filename]['width'] || !$img = imce_image_info($imguri)) {
|
|
drupal_set_message(t('%filename is not an image.', array('%filename' => utf8_encode($filename))), 'error', FALSE);
|
|
return FALSE;
|
|
}
|
|
|
|
if (substr($op, 0, 5) == 'scale' && !($width < $img['width'] || $height < $img['height'])) {
|
|
drupal_set_message(t('Scaling up is not allowed.'), 'error', FALSE);
|
|
return FALSE;
|
|
}
|
|
|
|
//create file object
|
|
$file = new stdClass();
|
|
$file->uri = $destdir . $destname;
|
|
if (!$destname || $destname == $filename) {
|
|
$file->uri = $copy ? file_create_filename($filename, $destdir) : $imguri;
|
|
}
|
|
$file->filename = drupal_basename($file->uri);
|
|
|
|
//check if a file having the same properties exists already.
|
|
if (isset($imce['files'][$file->filename])) {
|
|
if (($f = $imce['files'][$file->filename]) && $f['width'] == $width && $f['height'] == $height) {
|
|
drupal_set_message(t('%filename(%dimensions) already exists.', array('%filename' => utf8_encode($file->filename), '%dimensions' => $width . 'x' . $height)), 'error');
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
//validate file name
|
|
$errors = file_validate_name_length($file);
|
|
if (!empty($errors)) {
|
|
drupal_set_message($errors[0], 'error');
|
|
return FALSE;
|
|
}
|
|
|
|
//resize image
|
|
$image = image_load($imguri);
|
|
$function = 'image_' . $op;
|
|
if (!$image || !function_exists($function) || !$function($image, $width, $height)) {
|
|
drupal_set_message(t('%filename cannot be resized to %dimensions', array('%filename' => utf8_encode($filename), '%dimensions' => $width . 'x' . $height)), 'error', FALSE);
|
|
return FALSE;
|
|
}
|
|
|
|
//copy to a temp file
|
|
if (!$tempuri = drupal_tempnam('temporary://', 'imce')) {
|
|
return FALSE;
|
|
}
|
|
register_shutdown_function('file_unmanaged_delete', $tempuri);
|
|
if (!image_save($image, $tempuri) || !$image->info) {
|
|
return FALSE;
|
|
}
|
|
|
|
//validate quota
|
|
$file->filesize = $image->info['file_size'];
|
|
$quotadiff = $file->filename == $filename ? -$imce['files'][$filename]['size'] : 0;
|
|
if (!imce_validate_quotas($file, $imce, $quotadiff)) {
|
|
return FALSE;
|
|
}
|
|
|
|
//build the rest of the file object
|
|
$file->uid = $imce['uid'];
|
|
$file->filemime = $img['mime'];
|
|
$file->status = FILE_STATUS_PERMANENT;
|
|
$file->timestamp = REQUEST_TIME;
|
|
|
|
//copy from temp to file uri
|
|
$destination = $file->uri;
|
|
$file->uri = $tempuri;
|
|
if (!$file = file_copy($file, $destination, FILE_EXISTS_REPLACE)) {
|
|
return FALSE;
|
|
}
|
|
imce_file_register($file);
|
|
|
|
//update file list
|
|
//if the file was scaled get the new dimensions
|
|
if ($op == 'scale') {
|
|
$img = imce_image_info($file->uri);
|
|
$width = $img['width'];
|
|
$height = $img['height'];
|
|
}
|
|
$file->width = $width;
|
|
$file->height = $height;
|
|
imce_add_file($file, $imce);
|
|
|
|
return $file;
|
|
}
|
|
|
|
/**
|
|
* Add a new file to the file list.
|
|
*/
|
|
function imce_add_file($file, &$imce) {
|
|
$imce['dirsize'] += $file->filesize;
|
|
if (isset($imce['files'][$file->filename])) {
|
|
$imce['dirsize'] -= $imce['files'][$file->filename]['size'];
|
|
}
|
|
$imce['files'][$file->filename] = array(
|
|
'name' => $file->filename,
|
|
'size' => $file->filesize,
|
|
'width' => $file->width,
|
|
'height' => $file->height,
|
|
'date' => $file->timestamp
|
|
);
|
|
if (isset($_GET['jsop'])) {
|
|
$add = $imce['files'][$file->filename];
|
|
$add['name'] = rawurlencode($file->filename);
|
|
$add['fsize'] = format_size($file->filesize);
|
|
$add['fdate'] = format_date($file->timestamp, 'short');
|
|
$add['id'] = $file->fid;
|
|
$imce['added'][] = $add;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Remove a file from the file list.
|
|
*/
|
|
function imce_remove_file($filename, &$imce) {
|
|
if (isset($imce['files'][$filename])) {
|
|
$imce['dirsize'] -= $imce['files'][$filename]['size'];
|
|
unset($imce['files'][$filename]);
|
|
if (isset($_GET['jsop'])) {
|
|
$imce['removed'][] = rawurlencode($filename);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Validate uploaded file.
|
|
*/
|
|
function imce_validate_all($file, $imce) {
|
|
|
|
//validate image resolution only if filesize validation passes.
|
|
//because user might have uploaded a very big image
|
|
//and scaling it may exploit system memory.
|
|
$errors = imce_validate_filesize($file, $imce['filesize']);
|
|
//image resolution validation
|
|
if (empty($errors) && preg_match('/\.(png|gif|jpe?g)$/i', $file->filename)) {
|
|
$errors = array_merge($errors, file_validate_image_resolution($file, $imce['dimensions']));
|
|
}
|
|
//directory quota validation
|
|
if ($imce['quota']) {
|
|
$errors = array_merge($errors, imce_validate_quota($file, $imce['quota'], $imce['dirsize']));
|
|
}
|
|
//user quota validation. check it if no errors were thrown.
|
|
if (empty($errors) && $imce['tuquota']) {
|
|
$errors = imce_validate_tuquota($file, $imce['tuquota'], file_space_used($imce['uid']));
|
|
}
|
|
return $errors;
|
|
}
|
|
|
|
/**
|
|
* Validate filesize for maximum allowed file size.
|
|
*/
|
|
function imce_validate_filesize($file, $maxsize = 0) {
|
|
$errors = array();
|
|
if ($maxsize && $file->filesize > $maxsize) {
|
|
$errors[] = t('The file is %filesize exceeding the maximum file size of %maxsize.', array('%filesize' => format_size($file->filesize), '%maxsize' => format_size($maxsize)));
|
|
}
|
|
return $errors;
|
|
}
|
|
|
|
/**
|
|
* Validate filesize for directory quota.
|
|
*/
|
|
function imce_validate_quota($file, $quota = 0, $currentsize = 0) {
|
|
$errors = array();
|
|
if ($quota && ($currentsize + $file->filesize) > $quota) {
|
|
$errors[] = t('%filename is %filesize which would exceed your directory quota. You are currently using %size of %total_quota.', array('%size' => format_size($currentsize), '%total_quota' => format_size($quota), '%filesize' => format_size($file->filesize), '%filename' => utf8_encode($file->filename)));
|
|
}
|
|
return $errors;
|
|
}
|
|
|
|
/**
|
|
* Validate filesize for total user quota.
|
|
*/
|
|
function imce_validate_tuquota($file, $quota = 0, $currentsize = 0) {
|
|
$errors = array();
|
|
if ($quota && ($currentsize + $file->filesize) > $quota) {
|
|
$errors[] = t('%filename is %filesize which would exceed your total user quota. You are currently using %size of %total_quota.', array('%size' => format_size($currentsize), '%total_quota' => format_size($quota), '%filesize' => format_size($file->filesize), '%filename' => utf8_encode($file->filename)));
|
|
}
|
|
return $errors;
|
|
}
|
|
|
|
/**
|
|
* Validate both directory and total user quota. Returns true/false not errors.
|
|
*/
|
|
function imce_validate_quotas($file, &$imce, $add = 0) {
|
|
$errors = imce_validate_quota($file, $imce['quota'], $imce['dirsize'] + $add);
|
|
if (empty($errors) && $imce['tuquota']) {
|
|
$errors = imce_validate_tuquota($file, $imce['tuquota'], file_space_used($imce['uid']) + $add);
|
|
}
|
|
if (!empty($errors)) {
|
|
drupal_set_message($errors[0], 'error');
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Checks if the file is an image and returns info.
|
|
* There are two switchable versions that use image_get_info() and getimagesize()
|
|
*/
|
|
if (variable_get('imce_image_get_info', 0)) {
|
|
function imce_image_info($file) {
|
|
$mimes = array('image/jpeg' => IMAGETYPE_JPEG, 'image/gif' => IMAGETYPE_GIF, 'image/png' => IMAGETYPE_PNG);
|
|
if (is_file($file) && ($dot = strrpos($file, '.')) && in_array(strtolower(substr($file, $dot+1)), array('jpg', 'jpeg', 'gif', 'png')) && ($info = @image_get_info($file)) && isset($mimes[$info['mime_type']]) ) {
|
|
return array('width' => $info['width'], 'height' => $info['height'], 'type' => $mimes[$info['mime_type']], 'mime' => $info['mime_type']);
|
|
}
|
|
return FALSE;
|
|
}
|
|
}
|
|
else {
|
|
function imce_image_info($file) {
|
|
if (is_file($file) && ($dot = strrpos($file, '.')) && in_array(strtolower(substr($file, $dot+1)), array('jpg', 'jpeg', 'gif', 'png')) && ($info = @getimagesize($file)) && in_array($info[2], array(IMAGETYPE_JPEG, IMAGETYPE_GIF, IMAGETYPE_PNG)) ) {
|
|
return array('width' => $info[0], 'height' => $info[1], 'type' => $info[2], 'mime' => $info['mime']);
|
|
}
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return thumbnails as options to be used in upload form.
|
|
*/
|
|
function imce_thumbnail_options($thumbs = array()) {
|
|
$options = array();
|
|
foreach ($thumbs as $thumb) {
|
|
$options[$thumb['name']] = $thumb['name'] . ' (' . $thumb['dimensions'] . ')';
|
|
}
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* Initiate and return configuration profile for the $user.
|
|
*/
|
|
function imce_initiate_profile($user, $scheme = NULL) {
|
|
|
|
//check user profile and translate tokens in directory paths and evaluate php paths.
|
|
if ($imce = imce_user_profile($user, $scheme)) {
|
|
// Allow alteration of raw profile
|
|
foreach (variable_get('imce_custom_init', array()) as $func => $state) {
|
|
if ($state && function_exists($func)) {
|
|
$func($imce, $user);
|
|
}
|
|
}
|
|
imce_process_directories($imce, $user);
|
|
if (!empty($imce['directories'])) {
|
|
$imce['uid'] = (int) $user->uid;
|
|
$imce['url'] = url($_GET['q']);
|
|
$imce['clean'] = variable_get('clean_url', 0) == 1;
|
|
$imce['absurls'] = variable_get('imce_settings_absurls', 0) == 1;
|
|
$imce['furl'] = file_create_url($imce['scheme'] . '://');
|
|
$imce['filesize'] *= 1048576;//convert from Mb to byte
|
|
$imce['quota'] *= 1048576;
|
|
$imce['tuquota'] *= 1048576;
|
|
$imce['filenum'] = (int) $imce['filenum'];
|
|
//check and set the active directory
|
|
if ($info = imce_working_directory($imce)) {
|
|
$imce['direct'] = isset($imce['directories'][$info['name']]);
|
|
$imce['directories'][$info['name']] = $info;
|
|
$imce['dir'] = $info['name'];
|
|
$imce['perm'] = $info;//copy permissions of the active directory.
|
|
unset($imce['perm']['name']);
|
|
}
|
|
else {
|
|
drupal_set_message(t('Unable to get a working directory for the file browser!'), 'error');
|
|
$imce['dir'] = FALSE;
|
|
$imce['error'] = TRUE;
|
|
}
|
|
return $imce;
|
|
}
|
|
drupal_set_message(t('There is no valid directory specified for the file browser!'), 'error');
|
|
}
|
|
else {
|
|
drupal_set_message(t('You do not have access to any configuration profile to use the file browser!'), 'error');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* Get files and folders of the actve directory. Do custom processing.
|
|
*/
|
|
function imce_process_profile(&$imce) {
|
|
//get directory content. do a custom scan if it is set
|
|
$scan = ($scan = variable_get('imce_custom_scan', '')) && function_exists($scan) ? $scan : 'imce_scan_directory';
|
|
$imce += $scan($imce['dir'], $imce);
|
|
|
|
//run custom process functions
|
|
foreach (variable_get('imce_custom_process', array()) as $func => $state) {
|
|
if ($state && function_exists($func)) {
|
|
$func($imce);
|
|
}
|
|
}
|
|
|
|
//set subdirectories
|
|
if (!$imce['error'] && !imce_subdirectories_accessible($imce)) {
|
|
$imce['subdirectories'] = array();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Translate tokens and evaluate php in directory names.
|
|
* Convert directories into an associative array (dirname => info)
|
|
*/
|
|
function imce_process_directories(&$imce, $user) {
|
|
$directories = $imce['directories'];
|
|
$paths = array();
|
|
$translate = array('%uid' => $user->uid);
|
|
|
|
foreach ($directories as $directory) {
|
|
if (substr($directory['name'], 0, 4) == 'php:') {
|
|
$directory['name'] = eval(substr($directory['name'], 4));
|
|
//php may return an array of directories
|
|
if (is_array($directory['name'])) {
|
|
foreach ($directory['name'] as $name) {
|
|
$paths[$name] = array('name' => $name) + $directory;
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
else {
|
|
$directory['name'] = strtr($directory['name'], $translate);
|
|
}
|
|
if ($directory['name']) {
|
|
$paths[$directory['name']] = $directory;
|
|
}
|
|
}
|
|
|
|
$imce['directories'] = $paths;
|
|
}
|
|
|
|
/**
|
|
* Return an available directory for the profile.
|
|
*/
|
|
function imce_working_directory(&$imce) {
|
|
//Do not use session if there is only one directory assigned.
|
|
$sess = TRUE;
|
|
if (count($imce['directories']) < 2) {
|
|
$perms = reset($imce['directories']);
|
|
if (!isset($perms['subnav']) || !$perms['subnav']) {
|
|
$sess = FALSE;
|
|
}
|
|
}
|
|
//check GET.
|
|
if (isset($_GET['dir'])) {
|
|
if ($info = imce_directory_info($_GET['dir'], $imce)) {
|
|
if (imce_check_directory($_GET['dir'], $imce)) {
|
|
if ($sess) {
|
|
$_SESSION['imce_directory'] = rawurlencode($info['name']);
|
|
}
|
|
}
|
|
else {
|
|
$info = FALSE;
|
|
}
|
|
}
|
|
else {
|
|
imce_inaccessible_directory($_GET['dir'], $imce);
|
|
}
|
|
return $info;
|
|
}
|
|
|
|
//check session
|
|
if ($sess && isset($_SESSION['imce_directory'])) {
|
|
$dirname = rawurldecode($_SESSION['imce_directory']);
|
|
if ($info = imce_directory_info($dirname, $imce)) {
|
|
if (imce_check_directory($dirname, $imce)) {
|
|
return $info;
|
|
}
|
|
}
|
|
}
|
|
|
|
//or the whole list.
|
|
foreach ($imce['directories'] as $dirname => $info) {
|
|
$dirname = (string) $dirname;
|
|
if (imce_check_directory($dirname, $imce)) {
|
|
if ($sess) {
|
|
$_SESSION['imce_directory'] = rawurlencode($dirname);
|
|
}
|
|
return $info;
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* Create a writable directory(any level) under file system directory.
|
|
*/
|
|
function imce_check_directory($dirname, $imce) {
|
|
$diruri = imce_dir_uri($imce, $dirname);
|
|
|
|
if (!imce_reg_dir($dirname) || !file_prepare_directory($diruri, FILE_CREATE_DIRECTORY)) {
|
|
return imce_inaccessible_directory($dirname, $imce);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* Generate and log a directory access error.
|
|
*/
|
|
function imce_inaccessible_directory($dirname, $imce) {
|
|
if (is_string($dirname)) {
|
|
$dirname = utf8_encode($dirname);
|
|
$diruri = imce_dir_uri($imce, $dirname);
|
|
drupal_set_message(t('Directory %dirname is not accessible.', array('%dirname' => $dirname)), 'error');
|
|
watchdog('imce', 'Access to %directory was denied.', array('%directory' => $diruri), WATCHDOG_ERROR);
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* Return the permissions for a directory that is accessed directly or indirectly.
|
|
* A child of a predefined directory in the directory list takes its parent's properties.
|
|
* If it has multiple parents, it gets the properties of the latter in the list.
|
|
*/
|
|
function imce_directory_info($dirname, $imce) {
|
|
|
|
if (isset($imce['directories'][$dirname])) {
|
|
return $imce['directories'][$dirname];
|
|
}
|
|
|
|
$info = FALSE;
|
|
if (imce_reg_dir($dirname)) {
|
|
$diruri = imce_dir_uri($imce, $dirname);
|
|
if (file_prepare_directory($diruri)) {
|
|
foreach ($imce['directories'] as $name => $prop) {
|
|
if ($prop['subnav'] && ($name === '.' || strpos($dirname . '/', $name . '/') === 0)) {
|
|
$info = $prop;
|
|
$info['name'] = $dirname;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $info;
|
|
}
|
|
|
|
/**
|
|
* Detect if the subdirectories are accessible through any directory(not just the current one) in the list.
|
|
*/
|
|
function imce_subdirectories_accessible(&$imce) {
|
|
|
|
if (!empty($imce['subdirectories'])) {
|
|
if (!empty($imce['perm']['subnav'])) {
|
|
return TRUE;
|
|
}
|
|
//checking only the first one is sufficient.
|
|
$dirname = reset($imce['subdirectories']);
|
|
if ($imce['dir'] !== '.') {
|
|
$dirname = $imce['dir'] . '/' . $dirname;
|
|
}
|
|
|
|
//check if any setting is applicable for this subdirectory through any directory in the list.
|
|
foreach ($imce['directories'] as $name => $info) {
|
|
$name = (string) $name;
|
|
if ($info['subnav'] && $dirname != $name && ($name == '.' || strpos($dirname . '/', $name . '/') === 0)) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* Check if a permission is given to at least one directory in the list.
|
|
*/
|
|
function imce_perm_exists(&$imce, $perm) {
|
|
static $perms = array();
|
|
|
|
if (isset($perms[$perm])) {
|
|
return $perms[$perm];
|
|
}
|
|
|
|
if (isset($imce['perm'][$perm]) && $imce['perm'][$perm]) {
|
|
return $perms[$perm] = TRUE;
|
|
}
|
|
|
|
foreach ($imce['directories'] as $name => $info) {
|
|
if (isset($info[$perm]) && $info[$perm]) {
|
|
return $perms[$perm] = TRUE;
|
|
}
|
|
}
|
|
|
|
return $perms[$perm] = FALSE;
|
|
}
|
|
|
|
/**
|
|
* Scan directory and return file list, subdirectories, and total size.
|
|
*/
|
|
function imce_scan_directory($dirname, $imce) {
|
|
|
|
$directory = array('dirsize' => 0, 'files' => array(), 'subdirectories' => array(), 'error' => FALSE);
|
|
$diruri = imce_dir_uri($imce, $dirname);
|
|
|
|
if (!is_string($dirname) || $dirname == '' || !$handle = opendir($diruri)) {
|
|
imce_inaccessible_directory($dirname, $imce);
|
|
$directory['error'] = TRUE;
|
|
return $directory;
|
|
}
|
|
|
|
while (($file = readdir($handle)) !== FALSE) {
|
|
|
|
// Do not include dot files and folders
|
|
if (substr($file, 0, 1) === '.') {
|
|
continue;
|
|
}
|
|
|
|
$path = $diruri . $file;
|
|
|
|
if (is_dir($path)) {
|
|
$directory['subdirectories'][] = $file;
|
|
continue;
|
|
}
|
|
|
|
$width = $height = 0;
|
|
if ($img = imce_image_info($path)) {
|
|
$width = $img['width'];
|
|
$height = $img['height'];
|
|
}
|
|
$size = filesize($path);
|
|
$date = filemtime($path);
|
|
$directory['files'][$file] = array(
|
|
'name' => $file,
|
|
'size' => $size,
|
|
'width' => $width,
|
|
'height' => $height,
|
|
'date' => $date
|
|
);
|
|
$directory['dirsize'] += $size;
|
|
}
|
|
|
|
closedir($handle);
|
|
sort($directory['subdirectories']);
|
|
return $directory;
|
|
}
|
|
|
|
/**
|
|
* Create directory tree.
|
|
*/
|
|
function imce_create_tree(&$imce) {
|
|
$paths = array();
|
|
//rearrange paths as arg0=>arg1=>...
|
|
foreach ($imce['directories'] as $path => $arr) {
|
|
$tmp =& $paths;
|
|
if ($path != '.') {
|
|
$args = explode('/', $path);
|
|
foreach ($args as $arg) {
|
|
if (!isset($tmp[$arg])) {
|
|
$tmp[$arg] = array();
|
|
}
|
|
$tmp =& $tmp[$arg];
|
|
}
|
|
$tmp[':access:'] = TRUE;
|
|
}
|
|
if ("$path" == $imce['dir']) {
|
|
$tmp[':active:'] = TRUE;
|
|
foreach ($imce['subdirectories'] as $arg) {
|
|
$tmp[$arg][':access:'] = TRUE;
|
|
}
|
|
}
|
|
}
|
|
//set root branch
|
|
$root = theme('imce_root_text', array('imce_ref' => array('imce' => &$imce)));
|
|
$q = $imce['clean'] ? '?' : '&';
|
|
if (isset($imce['directories']['.'])) {
|
|
$root = '<a href="' . $imce['url'] . $q . 'dir=." title="." class="folder' . ($imce['dir'] == '.' ? ' active' : '') . '">' . $root . '</a>';
|
|
}
|
|
else {
|
|
$root = '<a title="." class="folder disabled">' . $root . '</a>';
|
|
}
|
|
|
|
return $root . imce_tree_html($imce, $paths, $q);
|
|
}
|
|
|
|
/**
|
|
* Return tree html.
|
|
* This is not themable because it is complex and needs to be in a proper format for js processing.
|
|
*/
|
|
function imce_tree_html(&$imce, $paths, $q = '?', $prefix = '', $eprefix = '') {
|
|
unset($paths[':access:'], $paths[':active:']);
|
|
$html = '';
|
|
foreach ($paths as $arg => $children) {
|
|
$path = $prefix . $arg;
|
|
$earg = rawurlencode($arg);
|
|
$epath = $eprefix . $earg;
|
|
if (isset($children[':access:']) || imce_directory_info($path, $imce)) {
|
|
$a = '<a href="' . $imce['url'] . $q . 'dir=' . $epath . '" title="' . $epath . '" class="folder' . (isset($children[':active:']) ? ' active' : '') . '">' . $earg . '</a>';
|
|
}
|
|
else {
|
|
$a = '<a title="' . $epath . '" class="folder disabled">' . $earg . '</a>';
|
|
}
|
|
$ul = imce_tree_html($imce, $children, $q, $path . '/', $epath . '/');
|
|
$class = $ul ? ' class="expanded"' : (isset($children[':active:']) ? ' class="leaf"' : '');
|
|
$html .= '<li' . $class . '>' . $a . $ul . '</li>';
|
|
}
|
|
if ($html) {
|
|
$html = '<ul>' . $html . '</ul>';
|
|
}
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Return the uri of the active directory
|
|
*/
|
|
function imce_dir_uri($imce, $dir = NULL) {
|
|
if (!isset($dir)) {
|
|
$dir = $imce['dir'];
|
|
}
|
|
$target = $dir === '.' ? '' : $dir;
|
|
$uri = $imce['scheme'] . '://' . $target;
|
|
// Uri is already normalized. Call alterers.
|
|
drupal_alter('file_stream_wrapper_uri_normalize', $uri, $imce['scheme'], $target);
|
|
// Add the slash
|
|
if (substr($uri, -1) !== '/') {
|
|
$uri .= '/';
|
|
}
|
|
return $uri;
|
|
}
|
|
|
|
/**
|
|
* Returns the text for the root directory in a directory tree.
|
|
*/
|
|
function theme_imce_root_text($variables) {
|
|
//$imce = &$variables['imce_ref']['imce'];
|
|
return '<' . t('root') . '>';
|
|
}
|
|
|
|
/**
|
|
* Returns the html for user's file browser tab.
|
|
*/
|
|
function theme_imce_user_page($variables) {
|
|
global $user;
|
|
$account = $variables['account'];
|
|
$options = array();
|
|
//switch to account's active folder
|
|
if ($user->uid == 1 && $account->uid != 1) {
|
|
$imce = imce_initiate_profile($account);
|
|
$options['query'] = array('dir' => $imce['dir']);
|
|
}
|
|
return '<iframe src="' . url('imce', $options) . '" frameborder="0" style="border: 1px solid #eee; width: 99%; height: 520px" class="imce-frame"></iframe>';
|
|
}
|
|
|
|
/**
|
|
* Registers the file as an IMCE file.
|
|
*/
|
|
function imce_file_register($file) {
|
|
if (!db_query("SELECT 1 FROM {file_usage} WHERE module = 'imce' AND fid = :fid", array(':fid' => $file->fid))->fetchField()) {
|
|
file_usage_add($file, 'imce', 'file', $file->fid);
|
|
}
|
|
} |