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authorFlorian Pritz <bluewind@xssn.at>2010-03-19 15:32:16 +0100
committerFlorian Pritz <bluewind@xssn.at>2010-03-19 16:17:57 +0100
commit6a46aca31f3cf0615c226d1486693ed4a6350a39 (patch)
tree650ff42e7d663c69de2cdaf86f77016d8f0a9d69 /system/application/models/file_mod.php
parent3715f4a81a22232ce268efced31e1893eff7d043 (diff)
restructure; add paste support; shorter URLs
Signed-off-by: Florian Pritz <bluewind@xssn.at>
Diffstat (limited to 'system/application/models/file_mod.php')
-rw-r--r--system/application/models/file_mod.php135
1 files changed, 133 insertions, 2 deletions
diff --git a/system/application/models/file_mod.php b/system/application/models/file_mod.php
index 2d7574a60..626ae431c 100644
--- a/system/application/models/file_mod.php
+++ b/system/application/models/file_mod.php
@@ -18,7 +18,7 @@ class File_mod extends Model {
{
$id = $this->random_id(3,6);
- if ($this->id_exists($id)) {
+ if ($this->id_exists($id) || $id == 'file') {
return $this->new_id();
} else {
return $id;
@@ -27,6 +27,10 @@ class File_mod extends Model {
function id_exists($id)
{
+ if(!$id) {
+ return false;
+ }
+
$sql = '
SELECT id
FROM `files`
@@ -71,6 +75,129 @@ class File_mod extends Model {
return sha1($this->config->item('passwordsalt').$password);
}
+ function get_password()
+ {
+ $password = $this->input->post('password');
+ if ($password !== false) {
+ return $this->hash_password($password);
+ }
+ return 'NULL';
+ }
+
+ function add_file($hash, $id, $filename)
+ {
+ $query = $this->db->query('
+ INSERT INTO `files` (`hash`, `id`, `filename`, `password`, `date`)
+ VALUES (?, ?, ?, ?, ?)',
+ array($hash, $id, $filename, $this->get_password(), time()));
+ }
+
+ function show_url($id, $mode)
+ {
+ $data = array();
+
+ if ($mode) {
+ $data['url'] = site_url($this->config->item('paste_download_url').$id.'/'.$mode);
+ } else {
+ $data['url'] = site_url($this->config->item('paste_download_url').$id).'/';
+ }
+
+ if (strstr($_SERVER['HTTP_USER_AGENT'], 'libcurl')) {
+ echo $data['url'];
+ } else {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/show_url', $data);
+ $this->load->view('file/footer', $data);
+ }
+ }
+
+ function download()
+ {
+ $data = array();
+ $id = $this->uri->segment(1);
+ $mode = $this->uri->segment(2);
+
+ $filedata = $this->get_filedata($id);
+ $file = $this->file($filedata['hash']);
+
+ if ($this->id_exists($id) && file_exists($file)) {
+ // MODIFIED SINCE SUPPORT -- START
+ // helps to keep traffic low when reloading an image
+ // TODO: check for bugs, find source of code again
+ $filedate = filectime($file);
+ $etag = strtolower(md5_file($file));
+ $modified = true;
+
+ if(isset($_SERVER['HTTP_IF_NONE_MATCH'])) {
+ $oldtag = trim(strtolower($_SERVER['HTTP_IF_NONE_MATCH']), '"');
+ if($oldtag == $etag) {
+ $modified = false;
+ } else {
+ $modified = true;
+ }
+ }
+
+ if(isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
+ $olddate = date_parse(trim(strtolower($_SERVER['HTTP_IF_MODIFIED_SINCE'])));
+ $olddate = gmmktime($olddate['hour'],
+ $olddate['minute'],
+ $olddate['second'],
+ $olddate['month'],
+ $olddate['day'],
+ $olddate['year']);
+ if($olddate >= $filedate) {
+ $modified = false;
+ } else {
+ $modified = true;
+ }
+ }
+ // MODIFIED SINCE SUPPORT -- END
+
+ $type = exec('/usr/bin/perlbin/vendor/mimetype -b '.escapeshellarg($file));
+
+ if (!$mode && substr_count(ltrim($this->uri->uri_string(), "/"), '/') >= 1) {
+ $mode = $this->mime2extension($type);
+ }
+
+ if (!$modified) {
+ header("HTTP/1.1 304 Not Modified");
+ header('Etag: "'.$etag.'"');
+ } else {
+ if ($mode
+ && $this->mime2extension($type)
+ && filesize($file) <= $this->config->item('upload_max_text_size')
+ ) {
+ $data['title'] = $filedata['filename'];
+ $data['raw_link'] = site_url($this->config->item('paste_download_url').$id);
+ header("Content-Type: text/html\n");
+ echo $this->load->view('file/html_header', $data, true);
+ // only rewrite if it's fast
+ // count(file($file)); isn't
+ echo shell_exec('/usr/bin/seq 1 $(/usr/bin/wc -l '.escapeshellarg($file).' | /bin/cut -d\ -f1) | sed -r \'s/^(.*)$/<a href="#n\1" class="no" name="n\1" id="n\1">\1<\/a>/g\'');
+ echo '</pre></td><td class="code"><pre>'."\n";
+ echo shell_exec(FCPATH.'scripts/syntax-highlighting.sh '.$filedata['filename'].'.'.$mode.' < '.escapeshellarg($file));
+ echo $this->load->view('file/html_footer', $data, true);
+ } else {
+ header("Content-Type: ".$type."\n");
+ header("Content-disposition: inline; filename=\"".$filedata['filename']."\"\n");
+ header("Content-Length: ".filesize($file)."\n");
+ header("Last-Modified: ".date('D, d M Y H:i:s', $filedate)." GMT");
+ header('Etag: "'.$etag.'"');
+ $fp = fopen($file,"r");
+ while (!feof($fp)) {
+ echo fread($fp,4096);
+ }
+ fclose($fp);
+ }
+ }
+ exit();
+ } else {
+ $this->load->view('file/header', $data);
+ $this->load->view('file/non_existant');
+ $this->load->view('file/footer');
+ }
+ }
+
private function unused_file($hash)
{
$sql = '
@@ -90,7 +217,11 @@ class File_mod extends Model {
function delete_id($id, $password)
{
$filedata = $this->get_filedata($id);
- $password = $this->hash_password($password);
+ $password = $this->get_password();
+
+ if(!$this->id_exists($id)) {
+ return false;
+ }
$sql = '
DELETE