summaryrefslogtreecommitdiffstats
path: root/application/models/mmultipaste.php
diff options
context:
space:
mode:
authorFlorian Pritz <bluewind@xinu.at>2014-08-29 17:45:48 +0200
committerFlorian Pritz <bluewind@xinu.at>2014-08-29 17:45:48 +0200
commit6065c00e637872804d057bfe6fc6b719f4652019 (patch)
treeb4523c79395ab0cae3c8bd3386283476332cdd61 /application/models/mmultipaste.php
parentcc72236f71c60396b69631656f8e0ad00a6301c8 (diff)
parentf8674b37bd7db4e47103391b28dfa5b34d58f29f (diff)
Merge branch 'multipaste' into working
Diffstat (limited to 'application/models/mmultipaste.php')
-rw-r--r--application/models/mmultipaste.php160
1 files changed, 160 insertions, 0 deletions
diff --git a/application/models/mmultipaste.php b/application/models/mmultipaste.php
new file mode 100644
index 000000000..723132a50
--- /dev/null
+++ b/application/models/mmultipaste.php
@@ -0,0 +1,160 @@
+<?php
+/*
+ * Copyright 2014 Florian "Bluewind" Pritz <bluewind@server-speed.net>
+ *
+ * Licensed under AGPLv3
+ * (see COPYING for full license text)
+ *
+ */
+
+class Mmultipaste extends CI_Model {
+
+ function __construct()
+ {
+ parent::__construct();
+ $this->load->model("muser");
+ $this->load->model("mfile");
+ }
+
+ /**
+ * Returns an unused ID
+ *
+ * @param min minimal length of the resulting ID
+ * @param max maximum length of the resulting ID
+ */
+ public function new_id($min = 3, $max = 6)
+ {
+ static $id_blacklist = NULL;
+
+ if ($id_blacklist == NULL) {
+ // This prevents people from being unable to access their uploads
+ // because of URL rewriting
+ $id_blacklist = scandir(FCPATH);
+ $id_blacklist[] = "file";
+ $id_blacklist[] = "user";
+ }
+
+ $max_tries = 100;
+
+ for ($try = 0; $try < $max_tries; $try++) {
+ $id = "m-".random_alphanum($min, $max);
+
+ // TODO: try to insert the id into file_groups instead of checking with
+ // id_exists (prevents race conditio)
+ if ($this->id_exists($id) || in_array($id, $id_blacklist)) {
+ continue;
+ }
+
+ $this->db->insert("multipaste", array(
+ "url_id" => $id,
+ "user_id" => $this->muser->get_userid(),
+ "date" => time(),
+ ));
+
+ return $id;
+ }
+
+ show_error("Failed to find unused ID after $max_tries tries.");
+ }
+
+ public function id_exists($id)
+ {
+ if (!$id) {
+ return false;
+ }
+
+ $sql = '
+ SELECT multipaste.url_id
+ FROM multipaste
+ WHERE multipaste.url_id = ?
+ LIMIT 1';
+ $query = $this->db->query($sql, array($id));
+
+ if ($query->num_rows() == 1) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ public function valid_id($id)
+ {
+ $files = $this->get_files($id);
+ foreach ($files as $file) {
+ if (!$this->mfile->valid_id($file["id"])) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ public function delete_id($id)
+ {
+ $this->db->query('
+ DELETE m, mfm
+ FROM multipaste m
+ LEFT JOIN multipaste_file_map mfm ON mfm.multipaste_id = m.multipaste_id
+ WHERE m.url_id = ?
+ ', array($id));
+
+ if ($this->id_exists($id)) {
+ return false;
+ }
+
+ return true;
+ }
+
+ public function get_owner($id)
+ {
+ return $this->db->query("
+ SELECT user_id
+ FROM multipaste
+ WHERE url_id = ?
+ ", array($id))->row_array()["user_id"];
+ }
+
+ public function get_multipaste($id)
+ {
+ return $this->db->query("
+ SELECT url_id, user_id, date
+ FROM multipaste
+ WHERE url_id = ?
+ ", array($id))->row_array();
+ }
+
+ public function get_files($url_id)
+ {
+ $ret = array();
+
+ $query = $this->db->query("
+ SELECT mfm.file_url_id
+ FROM multipaste_file_map mfm
+ JOIN multipaste m ON m.multipaste_id = mfm.multipaste_id
+ WHERE m.url_id = ?
+ ORDER BY mfm.sort_order
+ ", array($url_id))->result_array();
+
+ foreach ($query as $row) {
+ $filedata = $this->mfile->get_filedata($row["file_url_id"]);
+ $ret[] = $filedata;
+ }
+
+ return $ret;
+ }
+
+ public function get_multipaste_id($url_id)
+ {
+ $query = $this->db->query("
+ SELECT multipaste_id
+ FROM multipaste
+ WHERE url_id = ?
+ ", array($url_id));
+
+ if ($query->num_rows() > 0) {
+ return $query->row_array()["multipaste_id"];
+ }
+
+ return false;
+ }
+
+}