add function to check or generate file download passwords

[jirafeau_project.git] / lib / config.original.php

diff --git a/lib/config.original.php b/lib/config.original.php
index d7c52e28c04bff96dcaef543551f37f5b540eb26..c666d03fa169c9e675f0f4e96f4f4f04c26b076c 100644 (file)
--- a/lib/config.original.php
+++ b/lib/config.original.php
@@ -2,7 +2,7 @@
 /*
  *  Jirafeau, your web file repository
  *  Copyright (C) 2008  Julien "axolotl" BERNARD <axolotl@magieeternelle.org>
 /*
  *  Jirafeau, your web file repository
  *  Copyright (C) 2008  Julien "axolotl" BERNARD <axolotl@magieeternelle.org>

- *  Copyright (C) 2015  Jerome Jutteau <j.jutteau@gmail.com>
+ *  Copyright (C) 2015  Jerome Jutteau <jerome@jutteau.fr>

  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Affero General Public License as
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Affero General Public License as


@@ -15,95 +15,236 @@
  *  GNU Affero General Public License for more details.
  *
  *  You should have received a copy of the GNU Affero General Public License
  *  GNU Affero General Public License for more details.
  *
  *  You should have received a copy of the GNU Affero General Public License

- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.

  */
  */

- 
-/*
- * default configuration
- * if you want to change this, overwrite in a config.local.php file
+
+/**
+ * Default configuration
+ *
+ * To overwrite these settings copy the file,
+ * rename it to »config.local.php« and adapt the parameters.
+ **/
+
+/* URL of installation, with trailing slash (eg. »https://example.com/jirafeau/«)

  */
  */

-global $cfg;
- 
-/* Don't forget the ending '/' */

 $cfg['web_root'] = '';
 $cfg['web_root'] = '';

+
+/* Path to data directory, with trailing slash (eg. »/var/www/data/var_314159265358979323846264«
+ */

 $cfg['var_root'] = '';
 
 $cfg['var_root'] = '';
 

-/* Lang choice between 'auto', 'en' and 'fr'.
- * 'auto' mode will take the user's browser informations.
- * Will take english if user's langage is not available.
+/* Language - choose between 'auto' or any language located in the /lib/locales/ folder.
+ * The mode »auto« will cause the script to detect the user's browser information
+ * and offer a matching language, or use »en« if it is not available.
+ * Forcing a specific lang will slightly reduce computation time.

  */
 $cfg['lang'] = 'auto';
  */
 $cfg['lang'] = 'auto';

-/* Select your style :) See media folder */
+
+/* Select a theme - see media folder for available themes
+ */

 $cfg['style'] = 'courgette';
 $cfg['style'] = 'courgette';

-/* Propose a preview link if file type is previewable. */
+$cfg['dark_style'] = 'dark-courgette';
+
+/* Name the organisation running this installation, eg. 'ACME'
+ */
+$cfg['organisation'] = 'ACME';
+
+/* Provide a contact person for this installation, eg. 'John Doe <doe@example.com>'
+ */
+$cfg['contactperson'] = '';
+
+/* Give the installation a title, eg. 'Datahub' or 'John Doe Filehost'
+ */
+$cfg['title'] = '';
+
+/* Propose a preview link if file type is previewable
+ */

 $cfg['preview'] = true;
 $cfg['preview'] = true;

-/* Encryption feature. disable it by default.
- * By enabling it, file-level deduplication won't work.
+
+/* Enable the encryption feature
+ * By enabling it, file-level deduplication won't work anymore. See FAQ.

  */
 $cfg['enable_crypt'] = false;
  */
 $cfg['enable_crypt'] = false;

-/* Split length of link refenrece. */
+
+/* Length of link reference
+ */

 $cfg['link_name_length'] = 8;
 $cfg['link_name_length'] = 8;

-/* Upload password(s). Empty array disable password authentification.
+
+/* Upload password(s).
+ * An empty array will disable password authentication.

  * $cfg['upload_password'] = array();               // No password
  * $cfg['upload_password'] = array('psw1');         // One password
  * $cfg['upload_password'] = array('psw1', 'psw2'); // Two passwords
  * $cfg['upload_password'] = array();               // No password
  * $cfg['upload_password'] = array('psw1');         // One password
  * $cfg['upload_password'] = array('psw1', 'psw2'); // Two passwords

- * ... and so on

  */
 $cfg['upload_password'] = array();
  */
 $cfg['upload_password'] = array();

+

 /* List of IP allowed to upload a file.
 /* List of IP allowed to upload a file.

- * If list is empty, then there is no upload restriction based on IP
+ * If the list is empty, then there is no upload restriction based on IP.

  * Elements of the list can be a single IP (e.g. "123.45.67.89") or
  * an IP range (e.g. "123.45.0.0/16").
  * Note that CIDR notation is available for IPv4 only for the moment.
  */
 $cfg['upload_ip'] = array();
  * Elements of the list can be a single IP (e.g. "123.45.67.89") or
  * an IP range (e.g. "123.45.0.0/16").
  * Note that CIDR notation is available for IPv4 only for the moment.
  */
 $cfg['upload_ip'] = array();

-/* An empty admin password will disable the classic admin password
- * authentication.
+
+/* List of IP allowed to upload a file without password.
+ * Elements of the list can be a single IP (e.g. "123.45.67.89") or
+ * an IP range (e.g. "123.45.0.0/16").
+ * Note that CIDR notation is available for IPv4 only for the moment.
+ */
+$cfg['upload_ip_nopassword'] = array();
+
+/* Password for the admin interface.
+ * An empty password will disable password authentication.
+ * The password is a sha256 hash of the original version.
+ * Example: echo -n "myVerySecretAdminPassword" | sha256sum

  */
 $cfg['admin_password'] = '';
  */
 $cfg['admin_password'] = '';

-/* If set, let's the user to be authenticated as administrator.
+
+/* If set, let the user be authenticated as administrator.

  * The user provided here is the user authenticated by HTTP authentication.
  * The user provided here is the user authenticated by HTTP authentication.

- * Note that Jirafeau does not manage the HTTP login part, it just check
- * that the provided user is logged.
- * If admin_password parameter is also set, admin_password is ignored.
+ * Note that Jirafeau does not manage the HTTP login part, it just checks
+ * that the provided user is logged in.
+ * If »admin_password« parameter is set, then the »admin_password« is ignored.

  */
 $cfg['admin_http_auth_user'] = '';
  */
 $cfg['admin_http_auth_user'] = '';

-/* Select different options for availability of uploaded files.
+
+/* Allow user to select different options for file expiration time.

  * Possible values in array:
  * 'minute': file is available for one minute
  * 'hour': file available for one hour
  * 'day': file available for one day
  * 'week': file available for one week
  * Possible values in array:
  * 'minute': file is available for one minute
  * 'hour': file available for one hour
  * 'day': file available for one day
  * 'week': file available for one week

+ * 'fortnight': file is available for two weeks

  * 'month': file is available for one month
  * 'month': file is available for one month

+ * 'quarter': file is available for three months

  * 'year': file available for one year
  * 'none': unlimited availability
  */
  * 'year': file available for one year
  * 'none': unlimited availability
  */

-$cfg['availabilities'] = array ('minute' => true,
-                                'hour' => true,
-                                'day' => true,
-                                'week' => true,
-                                'month' => true,
-                                'year' => false,
-                                'none' => false);
+$cfg['availabilities'] = array(
+    'minute' => true,
+    'hour' => true,
+    'day' => true,
+    'week' => true,
+    'fortnight' => true,
+    'month' => true,
+    'quarter' => false,
+    'year' => false,
+    'none' => false
+);
+
+/* Set a default value for the expiration time.
+ * The value has to equal one of the enabled options in »availabilities«, e.g. »month«.
+ */
+$cfg['availability_default'] = 'month';
+
+/* Give the uploading user the option to have the file
+ * deleted after the first download.
+ */
+$cfg['one_time_download'] = true;
+

 /* Set maximal upload size expressed in MB.
 /* Set maximal upload size expressed in MB.

- * 0 mean unlimited upload size.
+ * »0« means unlimited upload size.

  */
 $cfg['maximal_upload_size'] = 0;
  */
 $cfg['maximal_upload_size'] = 0;

-/* If your Jirafeau is behind some reverse proxies, you can set there IPs
- * so Jirafeau get visitor's IP from HTTP_X_FORWARDED_FOR instead of
- * REMOTE_ADDR.
- * for example:
+
+/* Proxy IP
+ * If the installation is behind some reverse proxies, it is possible to set
+ * the allowed proxy IP.

  * $cfg['proxy_ip'] = array('12.34.56.78');
  * $cfg['proxy_ip'] = array('12.34.56.78');

+ * Jirafeau will then get a visitor's IP from HTTP_X_FORWARDED_FOR
+ * instead of REMOTE_ADDR.

  */
 $cfg['proxy_ip'] = array();
  */
 $cfg['proxy_ip'] = array();

-/* Installation is done ? */
+
+/* File hash
+ * In order to make file deduplication work, files can be hashed through different methods.
+ * To enable file deduplication feature, set this option to `md5`.
+ *
+ * Possible values are 'md5', 'md5_outside' and 'random'.
+ *
+ * With 'md5' option, the whole file is hashed through md5. This is the default.
+ * With 'md5_outside', hash is computed using:
+ *  - md5 of the first part of the file,
+ *  - md5 of the last part of the file and
+ *  - file's size.
+ * This method offer file deduplication at minimal cost but can be dangerous as files with the same partial hash can be mistaken.
+ * With 'random' option, file hash is set to a random value and file deduplication cannot work but it is fast and safe.
+ */
+$cfg['file_hash'] = 'random';
+
+/* Work around that LiteSpeed truncates large files when downloading.
+ * Only for use with the LiteSpeed web server!
+ * An internal redirect is made using X-LiteSpeed-Location instead
+ * of streaming the file from PHP.
+ * Limitations:
+ *  - The Jirafeau files folder has to be placed under the document root and should be
+ *    protected from unauthorized access using rewrite rules.
+ *    See https://www.litespeedtech.com/support/wiki/doku.php/litespeed_wiki:config:internal-redirect#protection_from_direct_access
+ *  - Incompatible with server side encryption.
+ *  - Incompatible with one time download.
+ */
+$cfg['litespeed_workaround'] = false;
+
+/* Use the X-Sendfile header which should cause your webserver to handle
+ * the sending of the file. The webserver must be configured to do this
+ * using the mod_xsendfile module in Apache or the appropriate config in
+ * lighttpd. The offload will not happen in the case of server-side encrypted
+ * files, but all other cases should work. Benefits include being able
+ * to resume downloads and seek instantly in media players like VLC or
+ * the Firefox/Discord/Chrome embedded player.
+ */
+$cfg['use_xsendfile'] = false;
+
+/* Store uploader's IP along with 'link' file.
+ * Depending of your legislation, you may have to adjust this parameter.
+ */
+$cfg['store_uploader_ip'] = true;
+
+/* Required flag to test if the installation is already installed
+ * or needs to start the installation script
+ */

 $cfg['installation_done'] = false;
 
 $cfg['installation_done'] = false;
 

-/* Try to include user's local configuration. */
-if ((basename (__FILE__) != 'config.local.php')
-    && file_exists (JIRAFEAU_ROOT.'lib/config.local.php'))
-{
-    require (JIRAFEAU_ROOT.'lib/config.local.php');
-}
+/* Enable this debug flag to allow eventual PHP error reporting.
+ * This is disabled by default permission misconfiguration might generate warnings or errors.
+ * Those warnings can break Jirafeau and also show path to var- folder in debug messages.
+ * var- folder should kept secret and accessing it may lead to data leak if unprotected.
+ */
+$cfg['debug'] = false;
+
+/** Set Jirafeau's maximal upload chunk
+ * When Jirafeau upload a large file, Jirafeau sends several data chunks to fit server's capabilities.
+ * Jirafeau tries to upload each data chunk with the maximal size allowed by PHP (post_max_size and upload_max_filesize).
+ * However, too large PHP configuration values are not needed and could induce unwanted side effects (see #303).
+ * This parameter set Jirafeau's own maximal chunk size with a reasonable value.
+ * Option is only used for async uploads and won't be used for browsers without html5 support.
+ * You should not touch this parameter unless you have good reason to do so. Feel free to open an issue to ask questions.
+ * Set to 0 to remove limitation.
+ */
+$cfg['max_upload_chunk_size_bytes'] = 100000000; // 100MB
+
+/* Set password requirement policy for downloading files
+ * Possible values:
+ * optional (default): Password may be set by the uploader, but is not mandatory
+ * required: Setting a password is mandatory to upload a file.
+ * generated: Passwords are automatically generated and shown to the uploader, when uploading a file
+ */
+$cfg['download_password_requirement'] = 'optional';
+
+/* Set length of generated passwords
+ */
+$cfg['download_password_gen_len'] = 10;

 
 

-?>
+/* Set allowed chars for password generation
+ */
+$cfg['download_password_gen_chars'] = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%&*()_-=+;:,.?';
+/* Set password complexity policy for downloading files
+ * possible values:
+ * none (default): Passwords for downloading files can be of arbitrary complexity
+ * regex: Passwords are checked with a regex for complexity constraints
+ */
+$cfg['download_password_policy'] = 'none';
+/* Set the regex for regex download password policy
+ * Delimiters are need, but modifiers should not be used
+ */
+$cfg['download_password_policy_regex'] = '/.*/';