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authorFlorian Pritz <bluewind@xssn.at>2010-09-13 01:35:05 +0200
committerFlorian Pritz <bluewind@xssn.at>2010-09-13 02:03:48 +0200
commitb61a920610d5a90a591e4a403262947db458397a (patch)
tree1fc743730b35a2d91c6b94b2123f65f5939f1849 /system/application/models
parent6a5741ad795d564da5a883881723e3cee39667c1 (diff)
Add a lot of comments
Signed-off-by: Florian Pritz <bluewind@xssn.at>
Diffstat (limited to 'system/application/models')
-rw-r--r--system/application/models/file_mod.php16
1 files changed, 16 insertions, 0 deletions
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(