1 ? $form_values['step'] - 1 : 1; break; case t('Next'): case t('Finish'): if($step == 1 && !$form_values['aid']){ // dont proceed without a valid aid. break; } $step = $form_values['step'] + 1; break; default: // only back,next,finish buttons should effect the step $step = $form_values['step']; break; } } $form['step'] = array('#type' => 'hidden', '#value' => $step); drupal_set_title("Asset Wizard - Step $step"); // Extract asset info from the macro or aid if($form_values['macro']){ $macros = asset_get_macros(' '.$form_values['macro'].' '); $macro = array_pop($macros); if($macro['aid']){ $asset = asset_load($macro['aid']); } }elseif($form_values['aid']){ $asset = asset_load($form_values['aid']); $macro['aid'] = $form_values['aid']; } if(is_object($asset) && $step > 1){ $form[] = array('#value'=>'
'.asset_js_preview($asset->aid,false,true).'
'); } // Build the form based on what step we are on switch($step) { case 1: asset_wizard_form_asset_selection($form, $form_values, $asset); break; case 2: $form['macro'] = array('#type'=>'hidden', '#value' => asset_build_macro($macro)); $form['help'] = array('#value' => t('Please select a formatting option.')); $formatters = asset_get_formatters(); $ext = strtolower($asset->extension); $default = variable_get('asset_default_formatter_' . $asset->type . '_' . $ext, 'asset:link'); if (is_array($formatters[$asset->type][$ext])) { foreach ($formatters[$asset->type][$ext] as $formatter) { $form['formatter'][] = array( '#type' => 'radio', '#title' => $formatter['name'], '#return_value' => $formatter['module'].':'.$formatter['format'], '#default_value' => $default, '#description' => $formatter['description'] ? $formatter['description'] : NULL, '#parents' => array('formatter'), ); } } if (is_array($formatters[$asset->type]['*'])) { foreach ($formatters[$asset->type]['*'] as $formatter) { $form['formatter'][] = array( '#type' => 'radio', '#title' => $formatter['name'], '#return_value' => $formatter['module'].':'.$formatter['format'], '#description' => $formatter['description'] ? $formatter['description'] : NULL, '#parents' => array('formatter'), ); } } if (is_array($formatters['*']['*'])) { foreach ($formatters['*']['*'] as $formatter) { $form['formatter'][] = array( '#type' => 'radio', '#title' => $formatter['name'], '#return_value' => $formatter['module'].':'.$formatter['format'], '#description' => $formatter['description'] ? $formatter['description'] : NULL, '#parents' => array('formatter'), ); } } break; case 3: list($macro['formatter'],$macro['format']) = explode(':',$form_values['formatter']); $form['macro'] = array( '#type'=>'hidden', '#value' => asset_build_macro($macro), ); $default_options['title'] = array( '#type' => 'textfield', '#title' => t('Title'), '#default_value' => $asset->title, '#size' => 40, ); $default_options['width'] = array( '#type' => 'textfield', '#title' => t('Width'), '#default_value' => $asset->height, ); $default_options['height'] = array( '#type' => 'textfield', '#title' => t('Height'), '#default_value' => $asset->width, ); $default_options['align'] = array( '#type' => 'select', '#title' => t('Alignment'), '#options' => array( 'none' => t('None'), 'left' => t('Left'), 'center' => t('Center'), 'right' => t('Right'), ), '#default_value' => 'none', ); $module_options = (array)module_invoke($macro['formatter'],'asset_formatter','options',$asset,$macro); $form['options'] = array_merge($default_options, $module_options); $form['options']['#tree'] = true; break; case 4: if(is_array($form_values['options'])){ foreach($form_values['options'] as $k => $v){ if(!in_array($k, array('aid','formatter','format')) && $v){ $macro[$k] = $v; } } } $form['macro'] = array( '#type'=>'textarea', '#title'=>'Paste the following code into your text.', '#value'=>asset_build_macro($macro), ); $form[] = array('#value' => asset_wizard_finish()); break; } // This is important. If we're on the final step, we tell drupal to use the // normal redirect functionality. That means the browser goes to whatever page // after the final submit. All previous steps don't redirect, so just post // back to this form. $form['#redirect'] = ($step == ASSET_WIZARD_FINAL_STEP) ? NULL : FALSE; $form['#multistep'] = TRUE; $form['#tree'] = TRUE; $form['footer']['#tree'] = false; $form['footer']['cancel'] = array( '#type' => 'submit', '#value' => t(ASSET_WIZARD_CANCEL), '#attributes' => array('alt' => t('Cancel and Return')), ); $form['footer']['previous'] = array( '#type' => 'submit', '#value' => t(ASSET_WIZARD_PREVIOUS), '#attributes' => (isset($form_values['op']) || $step > 1 ? array() : array('disabled'=>'disabled')) ); if($step == ASSET_WIZARD_FINAL_STEP - 1){ $form['footer']['finish'] = array( '#type' => 'submit', '#value' => t('Finish'), ); }else{ $form['footer']['next'] = array( '#type' => 'submit', '#value' => t(ASSET_WIZARD_NEXT), ); } return $form; } /** * Form builder for step 1 of the asset wizard. This step is the most intensive * so it has been separated out for clarity. */ function asset_wizard_form_asset_selection(&$form, &$form_values, $current_asset=NULL){ global $user; static $types, $ops; if(!isset($types)){ foreach(module_implements('asset_type') as $module){ $types[$module] = module_invoke($module, 'asset_type', 'info'); foreach($types[$module] as $delta=>$type){ $ops[$type['value']] = array('module'=>$module,'delta'=>$delta); } } } $op = false; if($form_values['op'] == t('Back')){ // if a user got here by clicking back, then they are trying to get to the // main selection screen. $op = false; }else if(isset($form_values['op']) && isset($ops[$form_values['op']])){ $op = $form_values['op']; }else if($ops[$_GET['op']]){ $op = $_GET['op']; // unset op, so that links that re-use the query string wont use it again. unset($_GET['op']); } if($op){ $module = $ops[$op]['module']; $delta = $ops[$op]['delta']; $form = array_merge($form, asset_wizard_default_fields($form_values)); $form = array_merge($form, module_invoke($module, 'asset_type', 'form', $delta, $form_values)); $form['module'] = array('#type'=>'value', '#value'=>$module); $form['delta'] = array('#type'=>'value', '#value'=>$delta); }else{ // normal asset selection form // set directory if($current_asset && asset_check_directory($current_asset->dirname)){ $dir = $current_asset->dirname; }else if(isset($_GET['dir']) && asset_check_directory($_GET['dir'])){ $dir = $_GET['dir']; }else if(asset_check_directory($user->name, FILE_CREATE_DIRECTORY)){ $dir = $user->name; }else{ $dir = ''; } $form['parent'] = array( '#type' => 'hidden', '#value' => ($form_values['parent'] ? $form_values['parent'] : $dir), ); // copy querystring args for building links $query = $_GET; unset($query['q']); // create directory crumbs and '..' entry $crumbs = array(); if(file_create_path($dir) != file_directory_path()){ $parts = explode('/',$dir); while($current = array_pop($parts)){ $query['dir'] = $parts ? join('/',$parts).'/'.$current : $current; $crumbs[] = l($current,$_GET['q'],array(),asset_build_query($query)); } $query['dir'] = substr($dir, 0, strrpos($dir,'/')); $list = '
  • '.l('..',$_GET['q'],array(),asset_build_query($query)).'
  • '; } $query['dir'] = ''; $crumbs[] = l('assets',$_GET['q'],array(),asset_build_query($query)); // build directory list and filename options array $sql = 'SELECT DISTINCT(a.aid) FROM {asset} a '; $args = array(); // for everyone but the admin, only get assets with proper permissions. if($user->uid != 1){ $sql .= 'LEFT JOIN {asset_role} r ON a.aid=r.aid ' . 'WHERE (a.uid = %d ' . 'OR a.status = 1 ' . 'OR (r.rid IN (%s) AND r.status = 1) ) ' . 'AND a.dirname="%s" '; $args = array($user->uid, join(array_keys($user->roles),','), $dir); }else{ $sql .= 'WHERE a.dirname="%s" '; $args = array($dir); } $result = db_query($sql, $args); //$result = db_query('SELECT aid FROM {asset} WHERE dirname="%s"',$dir); $options = array(); while($asset = db_fetch_object($result)){ $asset = asset_load($asset->aid); // add to list if directory or add to options if file if($asset->type == 'directory'){ // if wizard was loaded with an aid, remove it if($query['aid']){ unset($query['aid']); } $query['dir'] = ($asset->dirname ? $asset->dirname.'/' : '') . $asset->filename; $list .= '
  • '.l($asset->title,$_GET['q'],array(),asset_build_query($query)).'
  • '; }else{ $options[$asset->aid] = $asset->filename; } } $form['dir_crumb'] = array('#value' => '/ '.join(' / ',array_reverse($crumbs))); if($list){ $form['folder_list'] = array('#value' => ''); } $form['aid'] = array( '#type' => 'select', '#size' => 10, '#options' => $options, ); if($current_asset->aid){ $form['aid']['#default_value'] = $current_asset->aid; } $form['asset_preview'] = array('#value' => '
    '); $form['#tree'] = false; $form['#theme'] = 'asset_wizard_selection_form'; //return $form; } } /** * This is the base form for asset types. */ function asset_wizard_default_fields($form_values){ $parentdir = $form_values['parent'] ? $form_values['parent'] : $_GET['dir']; $parentdir = trim(str_replace(file_directory_path(), '', $parentdir), '/'); $parent = asset_load(array('dirname' => dirname($parentdir), 'filename' => basename($parentdir))); $form['parent'] = array( '#type' => 'hidden', '#value' => file_create_path($form_values['parent'] ? $form_values['parent'] : $_GET['dir']), ); $form['parent'] = array( '#type' => 'select', '#title' => 'Directory', '#default_value' => $form_values['parent'] ? $form_values['parent'] : $_GET['dir'], '#options' => asset_wizard_directory_options(), '#weight' => -5, ); // $form[] = array( // '#type' => 'item', // '#title' => 'Directory', // '#value' => str_replace(file_directory_path(),'assets',$form['parent']['#value']), // '#prefix' => '
    ', // '#suffix' => '
    ', // '#weight' => -5, // ); $form['title'] = array( '#type' => 'textfield', '#title' => t('Title'), ); $form['author'] = array( '#type' => 'textfield', '#title' => t('Author'), ); $form['description'] = array( '#type' => 'textarea', '#title' => t('Description'), '#rows' => 3, ); $form['permissions'] = array( '#theme' => 'asset_upload_permissions', '#tree' => false, ); $form['permissions']['status'] = array( '#type' => 'radios', '#title' => t('Permissions'), '#description' => t('Select the permissions for this asset. Selecting Public will allow anyone with asset permissions to use this asset. By selecting Private, you can restrict which roles, if any, can access this asset. If you select Private and do not select any roles, you will be the only user with access to this asset.'), '#required' => true, '#default_value' => $parent->status, '#options' => array( ASSET_PUBLIC => t('Public'), ASSET_PRIVATE => t('Private'), ), ); $form['permissions']['roles'] = array( '#type' => 'checkboxes', '#options' => user_roles(0, 'create assets'), '#default_value' => $parent->roles, ); return $form; } /** * Validate callback for asset_wizard_form(). */ function asset_wizard_form_validate($form_id, $form_values) { // If the user presses 'cancel' or 'back', we should do no further // validation. Also, if they press 'cancel' we should actually // goto the finish page, because the 'submit' stage won't be called // if the user hasn't filled in one of the mandatory fields. In fact, // in that case, Drupal's built in form validation will have set // errors that we don't need to show the user. if($form_values['op'] == t(ASSET_WIZARD_CANCEL)) { // Clear errors from Drupal's built in validation... drupal_get_messages('error'); // Now go to the 'finish page' drupal_goto(ASSET_WIZARD_FINISH_REDIRECT); return; } else if($form_values['op'] == t(ASSET_WIZARD_PREVIOUS)) { // Clear messages, and do no further validation drupal_get_messages('error'); return; } // Do whatever validation here. It's probably a good idea to do a // switch/case on the wizard step. It may be a good idea to validate // everything on each call, as that will catch anyone hacking the // form with directly injected form posts, although at slightly // more processing. switch($form_values['op']){ case t('Next'): if($form_values['step']==1 && isset($form_values['module'])){ // allow validate to return an aid $retval = module_invoke($form_values['module'], 'asset_type', 'validate', $form_values['delta'], $form_values); if(is_numeric($retval)){ $_POST['aid'] = $retval; $form_values['aid'] = $retval; } } if($form_values['step']==1 && !isset($_GET['op']) && !$form_values['aid']){ form_set_error('aid',t('Please select a file.')); } if($form_values['step']==2 && !$form_values['formatter']){ form_set_error('formatter',t('Please select a formatter.')); } break; case t('New Folder'): if(!$form_values['folder']){ form_set_error('folder', t('You must specify a folder name.')); } if(preg_match('/[^A-Za-z0-9-_.]/',$form_values['folder'])){ form_set_error('folder', t('The folder name may only contain alpha-numeric characters and dashes(-), underscores(_) and periods(.).')); } break; } } /** * Submit callback for asset_wizard_form(). */ function asset_wizard_form_submit($form_id, $form_values) { // If the user presses 'back' or 'cancel' don't do any submission work... if($form_values['op'] == t(ASSET_WIZARD_PREVIOUS) || $form_values['op'] == t(ASSET_WIZARD_CANCEL)) { return FALSE; } if($form_values['op'] == t('New Folder')){ $dir = file_create_path($form_values['parent'].'/'.$form_values['folder']); if(!asset_check_directory($dir, FILE_CREATE_DIRECTORY, 'folder')){ drupal_set_message(t('Error creating %dir.',array('%dir'=>$dir))); } return FALSE; } if($form_values['step'] == 1 && isset($form_values['module'])){ // allow module submits to return an aid $retval = module_invoke($form_values['module'], 'asset_type', 'submit', $form_values['delta'], $form_values); if(is_numeric($retval)){ $_POST['aid'] = $retval; } return FALSE; } // If we haven't processed the form and completed fully, we have // to return FALSE so that Drupal redisplays our form. return FALSE; } function asset_wizard_directory_options($dir = ''){ global $user; // build directory list and filename options array $sql = 'SELECT DISTINCT(a.aid) FROM {asset} a '; $args = array(); // for everyone but the admin, only get assets with proper permissions. if($user->uid != 1){ $sql .= 'LEFT JOIN {asset_role} r ON a.aid=r.aid ' . 'WHERE (a.uid = %d ' . 'OR a.status = 1 ' . 'OR (r.rid IN (%s) AND r.status = 1) ) ' . 'AND a.dirname LIKE "%s%" '; $args = array($user->uid, join(array_keys($user->roles),','), $dir); }else{ $sql .= 'WHERE a.dirname LIKE "%s%" '; $args = array($dir); } $sql .= ' AND a.type = "directory" ORDER BY a.dirname ASC'; $result = db_query($sql, $args); $options = array(); while($asset = db_fetch_object($result)){ $asset = asset_load($asset->aid); $dir = $asset->dirname . ($asset->dirname ? '/' : '') . $asset->filename; $parts = explode('/',$dir); if(count($parts) > 1){ $name = str_repeat('--', count($parts)-1) . ' ' . $asset->title; }else{ $name = $asset->title; } $options[$dir] = $name; } ksort($options); return $options; } function asset_wizard_location_bar($dir = ''){ global $user; $defaults = array_unique(array($dir, 'PUBLIC', $user->name)); $qstr = $_GET; unset($qstr['q']); foreach($defaults as $path){ $info = asset_pathinfo($path); $asset = asset_load(array('dirname' => $info['dirname'], 'filename' => $info['filename'])); $qstr['dir'] = $asset->filepath; $links[] = l($asset->title,$_GET['q'],array(),asset_build_query($qstr)); } return theme('item_list', $links); } /** * Build a list of available asset_types that can be used. */ function asset_wizard_toolbar($dir = ''){ $form['toolbar'] = array( '#tree' => false, ); $query = $_GET; $query['dir'] = $dir; unset($query['q']); $buttons = array(); $choose = t('Choose'); $html = theme('image', drupal_get_path('module','asset').'/icon.png', $choose, $choose, NULL, FALSE) . '
    ' . $choose; $buttons[] = l($html, 'asset/wizard/'.arg(2), array(), asset_build_query($query), null, false, true); foreach(module_implements('asset_type') as $module){ $types = module_invoke($module, 'asset_type', 'info'); foreach($types as $delta=>$type){ if(user_access('create ' . $delta . ' assets')){ $key = $module.':'.$delta; if($type['src']){ $html = theme('image', $type['src'], $type['value'], $type['value'], NULL, FALSE) . '
    ' . $type['value']; }else{ $html = $type['value']; } $query['op'] = $type['value']; $buttons[] = l($html, 'asset/wizard/'.arg(2), array(), asset_build_query($query), null, false, true); } } $i = count($buttons) - 1; if(!is_array($buttons[$i])){ $buttons[$i] = array('data' => $buttons[$i], 'class' => 'last'); } } $form['toolbar'] = array('#value' => theme('item_list', $buttons)); return theme('item_list', $buttons); } /** * Script tag to add to content to finish the wizard. */ function asset_wizard_finish(){ return ''; } /** * Theming Functions ========================================================== */ /** * Much trimmed down version of theme_page(); */ function theme_asset_popup($content){ $title = drupal_get_title(); $styles = drupal_get_css(); $scripts = drupal_get_js(); $head = drupal_get_html_head(); $messages = theme('status_messages'); return << $title $head $styles $scripts

    $title

    $messages
    $content
    POPUP; } /** * Main theme function for asset_wizard_form. */ function theme_asset_wizard_form($form, $main_class = NULL){ $footer = ''; $help = ($form['help'] ? '
    '.drupal_render($form['help']).'
    ' : ''); $toolbar = '
    ' . asset_wizard_toolbar($form['parent']['#value']) .'
    '; //$location = '
    ' . asset_wizard_location_bar($form['parent']['#value']) .'
    '; $messages = theme('status_messages'); $main = '
    '.$messages.$help.drupal_render($form).'
    '; return $toolbar.$main.$footer; } /** * Theme function for the selection step of the wizard. */ function theme_asset_wizard_selection_form($form){ // $output .= '
    ' . drupal_render($form['toolbar']) . '
    '; $output .= '
    ' . drupal_render($form['dir_crumb']) . '
    '; $output .= '
    ' . drupal_render($form['folder_list']) . drupal_render($form['aid']) . drupal_render($form['asset_preview']) . '
    '; $form[] = array('#value' => $output, '#weight' => -10); return theme('asset_wizard_form', $form, 'asset-selection-form'); } /** * Simple function */ function theme_asset_image_button($element){ // Make sure not to overwrite classes. $element['#button_type'] = 'image'; if (isset($element['#attributes']['class'])) { $element['#attributes']['class'] = 'form-'. $element['#button_type'] .' '. $element['#attributes']['class']; } else { $element['#attributes']['class'] = 'form-'. $element['#button_type']; } return '\n"; } /** * Theme function for the permissions field. */ function theme_asset_upload_permissions($element){ $roles = drupal_render($element['roles']); $element['status'][ASSET_PRIVATE]['#suffix'] = '
    ' . $roles . '
    '; $element['status'][ASSET_PRIVATE]['#id'] = 'permissions-private'; $element['status'][ASSET_PUBLIC]['#id'] = 'permissions-public'; return drupal_render($element); }