diff options
Diffstat (limited to 'system')
| -rw-r--r-- | system/application/controllers/file.php | 19 | ||||
| -rw-r--r-- | system/application/models/file_mod.php | 16 |
2 files changed, 34 insertions, 1 deletions
diff --git a/system/application/controllers/file.php b/system/application/controllers/file.php index 2005d21bd..6d99312b8 100644 --- a/system/application/controllers/file.php +++ b/system/application/controllers/file.php @@ -8,7 +8,6 @@ */ class File extends Controller { - // TODO: Add comments function __construct() { @@ -19,6 +18,7 @@ class File extends Controller { $this->file_mod->var->cli_client =& $this->var->cli_client; $this->var->latest_client = trim(file_get_contents(FCPATH.'data/client/latest')); + // official client uses "fb-client/$version" as useragent if (strpos($_SERVER['HTTP_USER_AGENT'], 'fb-client') !== false) { $client_version = substr($_SERVER['HTTP_USER_AGENT'], 10); if ($this->var->latest_client != $client_version) { @@ -32,6 +32,9 @@ class File extends Controller { function index() { + // Try to guess what the user would like to do. + // File uploads should be checked first because they are usually big and + // take quite some time to upload. if(isset($_FILES['file'])) { $this->do_upload(); } elseif ($this->input->post('content')) { @@ -58,11 +61,14 @@ class File extends Controller { $this->load->view('file/footer', $data); } + // Allow CLI clients to query the server for the maxium filesize so they can + // stop the upload before wasting time and bandwith function get_max_size() { echo $this->config->item('upload_max_size'); } + // Allow users to delete IDs if their password matches the one used when uploading function delete() { $id = $this->uri->segment(3); @@ -75,15 +81,21 @@ class File extends Controller { die(); } + // Take the content from post instead of a file + // support textareas on the upload form + // XXX: This requires users of suhosin to adjust maxium post and request size + // TODO: merge with do_upload() function do_paste() { $data = array(); $content = $this->input->post('content')."\n"; $extension = $this->input->post('extension'); + // prevent empty pastes from the upload form if($content === "\n") { $this->upload_form(); return; } + // TODO: Display nice error for cli clients if(strlen($content) > $this->config->item('upload_max_size')) { $this->load->view('file/header', $data); $this->load->view('file/too_big'); @@ -103,10 +115,13 @@ class File extends Controller { $this->file_mod->show_url($id, $extension); } + // Handles uploaded files + // TODO: merge with do_paste() function do_upload() { $data = array(); $extension = $this->input->post('extension'); + // TODO: Display nice error for cli clients if(!isset($_FILES['file'])) { $this->load->view('file/header', $data); $this->load->view('file/upload_error'); @@ -118,6 +133,7 @@ class File extends Controller { return; } $filesize = filesize($_FILES['file']['tmp_name']); + // TODO: Display nice error for cli clients if ($filesize > $this->config->item('upload_max_size')) { $this->load->view('file/header', $data); $this->load->view('file/too_big'); @@ -138,6 +154,7 @@ class File extends Controller { $this->file_mod->show_url($id, $extension); } + // Removes old files function cron() { if ($this->config->item('upload_max_age') == 0) return; diff --git a/system/application/models/file_mod.php b/system/application/models/file_mod.php index d712c7fa3..3bcbabb5e 100644 --- a/system/application/models/file_mod.php +++ b/system/application/models/file_mod.php @@ -14,6 +14,8 @@ class File_mod extends Model { parent::Model(); } + // Returns an unused ID + // TODO: make threadsafe function new_id() { $id = $this->random_id(3,6); @@ -62,10 +64,12 @@ class File_mod extends Model { } } + // return the folder in which the file with $hash is stored function folder($hash) { return $this->config->item('upload_path').'/'.substr($hash, 0, 3); } + // Returns the full path to the file with $hash function file($hash) { return $this->folder($hash).'/'.$hash; } @@ -75,6 +79,7 @@ class File_mod extends Model { return sha1($this->config->item('passwordsalt').$password); } + // Returns the password submitted by the user function get_password() { $password = $this->input->post('password'); @@ -86,6 +91,8 @@ class File_mod extends Model { return 'NULL'; } + // Add a hash to the DB + // TODO: Should only update not insert; see new_id() function add_file($hash, $id, $filename) { $mimetype = exec(FCPATH.'scripts/mimetype -b --orig-name '.escapeshellarg($filename).' '.escapeshellarg($this->file($hash))); @@ -131,6 +138,8 @@ class File_mod extends Model { } } + // download a given hash + // TODO: make smaller function download() { $data = array(); @@ -175,6 +184,7 @@ class File_mod extends Model { $type = $filedata['mimetype'] ? $filedata['mimetype'] : exec(FCPATH.'scripts/mimetype -b --orig-name '.escapeshellarg($filedata['filename']).' '.escapeshellarg($file)); + // /$mode at the end of the URL overwrites autodetection if (!$mode && substr_count(ltrim($this->uri->uri_string(), "/"), '/') >= 1) { $mode = $this->mime2extension($type); $mode = $this->filename2extension($filedata['filename']) ? $this->filename2extension($filedata['filename']) : $mode; @@ -215,6 +225,7 @@ class File_mod extends Model { echo '<td class="numbers"><pre>'; // only rewrite if it's fast // count(file($file)); isn't + // generate line numbers (links) passthru('/usr/bin/perl -ne \'print "<a href=\"#n$.\" class=\"no\" id=\"n$.\" name=\"n$.\">$.</a>\n"\' '.escapeshellarg($file)); echo '</pre></td><td class="code"><pre>'."\n"; $this->load->library("MemcacheLibrary"); @@ -252,6 +263,7 @@ class File_mod extends Model { } exit(); } else { + // TODO: remove -controller function has been removed $this->load->view('file/header', $data); $this->load->view('file/non_existant'); $this->load->view('file/footer'); @@ -306,6 +318,8 @@ class File_mod extends Model { return true; } + // Generate a random ID + // TODO: speed up private function random_id($min_length, $max_length) { $random = ''; @@ -324,6 +338,7 @@ class File_mod extends Model { return $random; } + // Map MIME types to extensions needed for highlighting function mime2extension($type) { $typearray = array( @@ -367,6 +382,7 @@ class File_mod extends Model { return false; } + // Map special filenames to extensions function filename2extension($name) { $namearray = array( |