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Merge branch 'master' of github.com:PrivateBin/PrivateBin

El RIDO hace 10 años
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commit
bd5a15bcab

+ 4 - 7
.gitignore

@@ -1,15 +1,12 @@
-# Ignore data/, tmp/ and vendor/
-data/
-!lib/data/
-tmp/
-vendor/
 # Ignore for safety
 .htaccess
 .htpasswd
+# Ignore data/ and vendor/
+data/
+vendor/
 # Ignore unit testing logs, api docs and eclipse project files
-tst/log/
 doc/
-composer.lock
+tst/log/
 .settings
 .buildpath
 .project

+ 4 - 2
CHANGELOG.md

@@ -5,7 +5,7 @@
     * ADDED: re-introduced URL shortener support (optional), which was removed back in version 0.16 for privacy concerns
     * ADDED: Preview tab, helpful for writing markdown code or check source code rendering
     * ADDED: Automatic purging of expired pastes, done on paste creation
-    * ADDED: Option to disable vizhashs in discussions (will only affect newly created pastes)
+    * ADDED: Option to disable icons in discussions (will only affect newly created pastes)
     * ADDED: Composer support
     * CHANGED: Renamed the ZeroBin fork to PrivateBin
     * CHANGED: Removed unmaintained RainTPL template engine, replacing the templates with straight forward PHP files
@@ -14,7 +14,9 @@
     * CHANGED: Switched to GCM instead CCM mode for AES encryption for newly created pastes
     * CHANGED: Switched to a SHA256 HMAC of the IP in traffic limiter instead of storing it in plain text on the server
     * CHANGED: Introduced content security policy header to reduce cross site scripting (XSS) risks
-    * CHANGED: Refactored PHP code to conform to PSR-4 and PSR-2 standards.
+    * CHANGED: Refactored PHP code to conform to PSR-4 and PSR-2 standards
+    * CHANGED: Switched to Identicons as the default for comments with nicknames
+    * CHANGED: Vizhash is now optional and based on (128 byte) SHA512 HMAC instead of (144 bytes) combination of MD5, SHA1 and a reversal of that string
     * FIXED: Content-type negociation for HTML in certain uncommon browser configurations
     * FIXED: JavaScript error displayed before page is loaded or during attachment load
     * FIXED: Don't strip space characters at beginning or end of optional password

+ 25 - 2
LICENSE.md

@@ -4,8 +4,9 @@ PrivateBin consists of PHP and JS code which was originally written by Sébastie
 Sauvage in 2012 and falls unter the Zlib/libpng license. Also included are
 libraries that fall under the GPLv2 (SJCL, rawinflate, rawdeflate), BSD
 2-clause (SJCL), BSD 3-clause (base64.js version 2.1.9, Showdown), MIT
-(base64.js version 1.7, Bootstrap), Apache (prettify.js) and CC-BY (favicon,
-icon, logo) licenses. All of these license terms can be found here below:
+(base64.js version 1.7, Bootstrap, Identicon), Apache (prettify.js) and CC-BY
+(favicon, icon, logo) licenses. All of these license terms can be found here
+below:
 
 ## Zlib/libpng license for PrivateBin
 
@@ -440,6 +441,28 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 
+## MIT License for Identicon
+
+Copyright © 2013 Benjamin Laugueux <benjamin@yzalis.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
 ## Apache License for prettify.js
 
 _Version 2.0, January 2004_

+ 10 - 14
cfg/conf.ini.sample

@@ -1,11 +1,6 @@
-; PrivateBin
-;
-; a zero-knowledge paste bin
-;
-; @link      https://github.com/PrivateBin/PrivateBin
-; @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
-; @license   https://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
-; @version   0.22
+; config file for PrivateBin
+; 
+; An explanation of each setting can be find online at https://github.com/PrivateBin/PrivateBin/wiki/Configuration.
 
 [main]
 ; enable or disable the discussion feature, defaults to true
@@ -53,18 +48,19 @@ languageselection = false
 ; the pastes encryption key
 ; urlshortener = "https://shortener.example.com/api?link="
 
-; (optional) vizhash is a weak mechanism to detect if a comment was from a
-; different user when the same username was used in a comment. It is based on
-; the IP and might be used to get the posters IP if the server salt is leaked
-; and a rainbow table is generated for all IPs. Enabled by default.
-; vizhash = false
+; (optional) IP based icons are a weak mechanism to detect if a comment was from
+; a different user when the same username was used in a comment. It might be
+; used to get the IP of a non anonymous comment poster if the server salt is
+; leaked and a SHA256 HMAC rainbow table is generated for all (relevant) IPs.
+; Can be set to one these values: none / vizhash / identicon (default).
+; icon = none
 
 ; Content Security Policy headers allow a website to restrict what sources are
 ; allowed to be accessed in its context. You need to change this if you added
 ; custom scripts from third-party domains to your templates, e.g. tracking
 ; scripts or run your site behind certain DDoS-protection services.
 ; Check the documentation at https://content-security-policy.com/
-cspheader = "default-src 'none'; connect-src *; script-src 'self'; style-src 'self'; font-src 'self'; img-src 'self';"
+cspheader = "default-src 'none'; connect-src *; script-src 'self'; style-src 'self'; font-src 'self'; img-src 'self' data:;"
 
 ; stay compatible with PrivateBin Alpha 0.19, less secure
 ; if enabled will use base64.js version 1.7 instead of 2.1.9 and sha1 instead of

+ 2 - 1
composer.json

@@ -18,7 +18,8 @@
         }
     ],
     "require": {
-        "php": "^5.2.6 || ^7.0"
+        "php": "^5.3 || ^7.0",
+        "yzalis/identicon": "^1.1"
     },
     "require-dev": {
         "codacy/coverage": "dev-master",

+ 858 - 0
composer.lock

@@ -0,0 +1,858 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "hash": "e3520dc72004bd92b2bd0b0febf71c7f",
+    "content-hash": "ac3ea1f44998ea42345107fd21d6a2e0",
+    "packages": [
+        {
+            "name": "yzalis/identicon",
+            "version": "1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/yzalis/Identicon.git",
+                "reference": "a99fc2a3d018512f7914bc6f972952536c0f309b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/yzalis/Identicon/zipball/a99fc2a3d018512f7914bc6f972952536c0f309b",
+                "reference": "a99fc2a3d018512f7914bc6f972952536c0f309b",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "require-dev": {
+                "fzaninotto/faker": "1.2.*@dev"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Identicon": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Benjamin Laugueux",
+                    "email": "benjamin@yzalis.com"
+                }
+            ],
+            "description": "Create awesome unique avatar.",
+            "homepage": "http://identicon-php.org",
+            "keywords": [
+                "avatar",
+                "identicon",
+                "image"
+            ],
+            "time": "2014-07-13 09:19:12"
+        }
+    ],
+    "packages-dev": [
+        {
+            "name": "codacy/coverage",
+            "version": "dev-master",
+            "source": {
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+            },
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+                "shasum": ""
+            },
+            "require": {
+                "gitonomy/gitlib": "~0.1",
+                "php": ">=5.3.3",
+                "symfony/console": "~2.5|~3.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.5"
+            },
+            "bin": [
+                "bin/codacycoverage"
+            ],
+            "type": "library",
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jakob Pupke",
+                    "email": "jakob.pupke@gmail.com"
+                }
+            ],
+            "description": "Sends PHP test coverage information to Codacy.",
+            "homepage": "https://github.com/codacy/php-codacy-coverage",
+            "time": "2016-07-07 15:33:12"
+        },
+        {
+            "name": "codeclimate/php-test-reporter",
+            "version": "dev-master",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/codeclimate/php-test-reporter.git",
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+                "reference": "68786c391d2b859054046a7b7ed07c64e7b741a1",
+                "shasum": ""
+            },
+            "require": {
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+                "php": ">=5.3",
+                "satooshi/php-coveralls": "^1.0",
+                "symfony/console": "^2.0|^3.0"
+            },
+            "require-dev": {
+                "ext-xdebug": "*",
+                "phpunit/phpunit": "3.7.*@stable",
+                "tm/tooly-composer-script": "^1.0"
+            },
+            "bin": [
+                "composer/bin/test-reporter"
+            ],
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "0.3.x-dev"
+                },
+                "tools": {
+                    "box": {
+                        "url": "https://github.com/box-project/box2/releases/download/2.7.2/box-2.7.2.phar",
+                        "only-dev": true
+                    }
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "CodeClimate\\PhpTestReporter\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Code Climate",
+                    "email": "hello@codeclimate.com",
+                    "homepage": "https://codeclimate.com"
+                }
+            ],
+            "description": "PHP client for reporting test coverage to Code Climate",
+            "homepage": "https://github.com/codeclimate/php-test-reporter",
+            "keywords": [
+                "codeclimate",
+                "coverage"
+            ],
+            "time": "2016-08-09 19:41:51"
+        },
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+            "name": "gitonomy/gitlib",
+            "version": "v0.1.8",
+            "source": {
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+                "url": "https://github.com/gitonomy/gitlib.git",
+                "reference": "f575b8f7da917ade7890c6aa705fa22545690389"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/gitonomy/gitlib/zipball/f575b8f7da917ade7890c6aa705fa22545690389",
+                "reference": "f575b8f7da917ade7890c6aa705fa22545690389",
+                "shasum": ""
+            },
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+            },
+            "require-dev": {
+                "psr/log": "^1.0"
+            },
+            "suggest": {
+                "psr/log": "Add some log"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Gitonomy\\Git\\": "src/Gitonomy/Git/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Alexandre Salomé",
+                    "email": "alexandre.salome@gmail.com",
+                    "homepage": "http://alexandre-salome.fr"
+                },
+                {
+                    "name": "Julien DIDIER",
+                    "email": "genzo.wm@gmail.com",
+                    "homepage": "http://www.jdidier.net"
+                }
+            ],
+            "description": "Library for accessing git",
+            "homepage": "http://gitonomy.com",
+            "time": "2015-12-01 22:25:57"
+        },
+        {
+            "name": "guzzle/guzzle",
+            "version": "v3.9.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guzzle/guzzle3.git",
+                "reference": "0645b70d953bc1c067bbc8d5bc53194706b628d9"
+            },
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+            },
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+                "ext-curl": "*",
+                "php": ">=5.3.3",
+                "symfony/event-dispatcher": "~2.1"
+            },
+            "replace": {
+                "guzzle/batch": "self.version",
+                "guzzle/cache": "self.version",
+                "guzzle/common": "self.version",
+                "guzzle/http": "self.version",
+                "guzzle/inflection": "self.version",
+                "guzzle/iterator": "self.version",
+                "guzzle/log": "self.version",
+                "guzzle/parser": "self.version",
+                "guzzle/plugin": "self.version",
+                "guzzle/plugin-async": "self.version",
+                "guzzle/plugin-backoff": "self.version",
+                "guzzle/plugin-cache": "self.version",
+                "guzzle/plugin-cookie": "self.version",
+                "guzzle/plugin-curlauth": "self.version",
+                "guzzle/plugin-error-response": "self.version",
+                "guzzle/plugin-history": "self.version",
+                "guzzle/plugin-log": "self.version",
+                "guzzle/plugin-md5": "self.version",
+                "guzzle/plugin-mock": "self.version",
+                "guzzle/plugin-oauth": "self.version",
+                "guzzle/service": "self.version",
+                "guzzle/stream": "self.version"
+            },
+            "require-dev": {
+                "doctrine/cache": "~1.3",
+                "monolog/monolog": "~1.0",
+                "phpunit/phpunit": "3.7.*",
+                "psr/log": "~1.0",
+                "symfony/class-loader": "~2.1",
+                "zendframework/zend-cache": "2.*,<2.3",
+                "zendframework/zend-log": "2.*,<2.3"
+            },
+            "suggest": {
+                "guzzlehttp/guzzle": "Guzzle 5 has moved to a new package name. The package you have installed, Guzzle 3, is deprecated."
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.9-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Guzzle": "src/",
+                    "Guzzle\\Tests": "tests/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Michael Dowling",
+                    "email": "mtdowling@gmail.com",
+                    "homepage": "https://github.com/mtdowling"
+                },
+                {
+                    "name": "Guzzle Community",
+                    "homepage": "https://github.com/guzzle/guzzle/contributors"
+                }
+            ],
+            "description": "PHP HTTP client. This library is deprecated in favor of https://packagist.org/packages/guzzlehttp/guzzle",
+            "homepage": "http://guzzlephp.org/",
+            "keywords": [
+                "client",
+                "curl",
+                "framework",
+                "http",
+                "http client",
+                "rest",
+                "web service"
+            ],
+            "abandoned": "guzzlehttp/guzzle",
+            "time": "2015-03-18 18:23:50"
+        },
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+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/log.git",
+                "reference": "fe0936ee26643249e916849d48e3a51d5f5e278b"
+            },
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+                "reference": "fe0936ee26643249e916849d48e3a51d5f5e278b",
+                "shasum": ""
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "Psr\\Log\\": ""
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for logging libraries",
+            "keywords": [
+                "log",
+                "psr",
+                "psr-3"
+            ],
+            "time": "2012-12-21 11:40:51"
+        },
+        {
+            "name": "satooshi/php-coveralls",
+            "version": "v1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/satooshi/php-coveralls.git",
+                "reference": "da51d304fe8622bf9a6da39a8446e7afd432115c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/satooshi/php-coveralls/zipball/da51d304fe8622bf9a6da39a8446e7afd432115c",
+                "reference": "da51d304fe8622bf9a6da39a8446e7afd432115c",
+                "shasum": ""
+            },
+            "require": {
+                "ext-json": "*",
+                "ext-simplexml": "*",
+                "guzzle/guzzle": "^2.8|^3.0",
+                "php": ">=5.3.3",
+                "psr/log": "^1.0",
+                "symfony/config": "^2.1|^3.0",
+                "symfony/console": "^2.1|^3.0",
+                "symfony/stopwatch": "^2.0|^3.0",
+                "symfony/yaml": "^2.0|^3.0"
+            },
+            "suggest": {
+                "symfony/http-kernel": "Allows Symfony integration"
+            },
+            "bin": [
+                "bin/coveralls"
+            ],
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Satooshi\\": "src/Satooshi/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Kitamura Satoshi",
+                    "email": "with.no.parachute@gmail.com",
+                    "homepage": "https://www.facebook.com/satooshi.jp"
+                }
+            ],
+            "description": "PHP client library for Coveralls API",
+            "homepage": "https://github.com/satooshi/php-coveralls",
+            "keywords": [
+                "ci",
+                "coverage",
+                "github",
+                "test"
+            ],
+            "time": "2016-01-20 17:35:46"
+        },
+        {
+            "name": "symfony/config",
+            "version": "v3.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/config.git",
+                "reference": "a7630397b91be09cdd2fe57fd13612e258700598"
+            },
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+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.9",
+                "symfony/filesystem": "~2.8|~3.0"
+            },
+            "suggest": {
+                "symfony/yaml": "To use the yaml reference dumper"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Config\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Config Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-07-26 08:04:17"
+        },
+        {
+            "name": "symfony/console",
+            "version": "v3.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/console.git",
+                "reference": "f9e638e8149e9e41b570ff092f8007c477ef0ce5"
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+                "url": "https://api.github.com/repos/symfony/console/zipball/f9e638e8149e9e41b570ff092f8007c477ef0ce5",
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+            },
+            "require": {
+                "php": ">=5.5.9",
+                "symfony/polyfill-mbstring": "~1.0"
+            },
+            "require-dev": {
+                "psr/log": "~1.0",
+                "symfony/event-dispatcher": "~2.8|~3.0",
+                "symfony/process": "~2.8|~3.0"
+            },
+            "suggest": {
+                "psr/log": "For using the console logger",
+                "symfony/event-dispatcher": "",
+                "symfony/process": ""
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Console\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Console Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-07-26 08:04:17"
+        },
+        {
+            "name": "symfony/event-dispatcher",
+            "version": "v2.8.9",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/event-dispatcher.git",
+                "reference": "889983a79a043dfda68f38c38b6dba092dd49cd8"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/889983a79a043dfda68f38c38b6dba092dd49cd8",
+                "reference": "889983a79a043dfda68f38c38b6dba092dd49cd8",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.9"
+            },
+            "require-dev": {
+                "psr/log": "~1.0",
+                "symfony/config": "~2.0,>=2.0.5|~3.0.0",
+                "symfony/dependency-injection": "~2.6|~3.0.0",
+                "symfony/expression-language": "~2.6|~3.0.0",
+                "symfony/stopwatch": "~2.3|~3.0.0"
+            },
+            "suggest": {
+                "symfony/dependency-injection": "",
+                "symfony/http-kernel": ""
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.8-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\EventDispatcher\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony EventDispatcher Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-07-28 16:56:28"
+        },
+        {
+            "name": "symfony/filesystem",
+            "version": "v3.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/filesystem.git",
+                "reference": "bb29adceb552d202b6416ede373529338136e84f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/filesystem/zipball/bb29adceb552d202b6416ede373529338136e84f",
+                "reference": "bb29adceb552d202b6416ede373529338136e84f",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.9"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Filesystem\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Filesystem Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-07-20 05:44:26"
+        },
+        {
+            "name": "symfony/polyfill-mbstring",
+            "version": "v1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-mbstring.git",
+                "reference": "dff51f72b0706335131b00a7f49606168c582594"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/dff51f72b0706335131b00a7f49606168c582594",
+                "reference": "dff51f72b0706335131b00a7f49606168c582594",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "suggest": {
+                "ext-mbstring": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.2-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Mbstring\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Mbstring extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "mbstring",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "time": "2016-05-18 14:26:46"
+        },
+        {
+            "name": "symfony/process",
+            "version": "v3.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/process.git",
+                "reference": "04c2dfaae4ec56a5c677b0c69fac34637d815758"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/process/zipball/04c2dfaae4ec56a5c677b0c69fac34637d815758",
+                "reference": "04c2dfaae4ec56a5c677b0c69fac34637d815758",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.9"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Process\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Process Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-07-28 11:13:48"
+        },
+        {
+            "name": "symfony/stopwatch",
+            "version": "v3.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/stopwatch.git",
+                "reference": "bb42806b12c5f89db4ebf64af6741afe6d8457e1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/bb42806b12c5f89db4ebf64af6741afe6d8457e1",
+                "reference": "bb42806b12c5f89db4ebf64af6741afe6d8457e1",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.9"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Stopwatch\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Stopwatch Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-06-29 05:41:56"
+        },
+        {
+            "name": "symfony/yaml",
+            "version": "v3.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/yaml.git",
+                "reference": "1819adf2066880c7967df7180f4f662b6f0567ac"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/1819adf2066880c7967df7180f4f662b6f0567ac",
+                "reference": "1819adf2066880c7967df7180f4f662b6f0567ac",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.9"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Yaml\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Yaml Component",
+            "homepage": "https://symfony.com",
+            "time": "2016-07-17 14:02:08"
+        }
+    ],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": {
+        "codacy/coverage": 20,
+        "codeclimate/php-test-reporter": 20
+    },
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "php": "^5.3 || ^7.0"
+    },
+    "platform-dev": []
+}

+ 8 - 4
css/bootstrap/privatebin.css

@@ -17,11 +17,19 @@ body.navbar-spacing {
 	margin: 0 8px;
 }
 
+.nav.navbar-nav > li {
+	margin-left: 8px;
+}
+
 .navbar-brand {
 	padding: 3px;
 	padding-left: 8px;
 }
 
+.navbar-form {
+	padding: 0;
+}
+
 .dropdown-menu > li > label, .dropdown-menu > li > div {
 	clear: both;
 	display: block;
@@ -49,10 +57,6 @@ body.navbar-spacing {
 	margin-right: 8px;
 }
 
-.dropdown > #expiration {
-	margin-left: 8px;
-}
-
 #image img {
 	max-width: 100%;
 	height: auto;

+ 2 - 2
lib/Configuration.php

@@ -50,8 +50,8 @@ class Configuration
             'languageselection' => false,
             'languagedefault' => '',
             'urlshortener' => '',
-            'vizhash' => true,
-            'cspheader' => 'default-src \'none\'; connect-src *; script-src \'self\'; style-src \'self\'; font-src \'self\'; img-src \'self\';',
+            'icon' => 'identicon',
+            'cspheader' => 'default-src \'none\'; connect-src *; script-src \'self\'; style-src \'self\'; font-src \'self\'; img-src \'self\' data:;',
             'zerobincompatibility' => false,
         ),
         'expire' => array(

+ 1 - 1
lib/I18n.php

@@ -143,7 +143,7 @@ class I18n
 
         // check if the lang cookie was set and that language exists
         if (array_key_exists('lang', $_COOKIE) && in_array($_COOKIE['lang'], $availableLanguages)) {
-            $match = $availableLanguages[array_search($_COOKIE['lang'], $availableLanguages)];
+             $match = $_COOKIE['lang'];
         }
         // find a translation file matching the browsers language preferences
         else {

+ 20 - 10
lib/Model/Comment.php

@@ -10,11 +10,12 @@
  * @version   0.22
  */
 
-namespace PrivateBin\model;
+namespace PrivateBin\Model;
 
 use PrivateBin\Sjcl;
 use PrivateBin\Persistence\TrafficLimiter;
 use PrivateBin\Vizhash16x16;
+use Identicon\Identicon;
 use Exception;
 
 /**
@@ -192,17 +193,26 @@ class Comment extends AbstractModel
         }
         $this->_data->meta->nickname = $nickname;
 
-        if ($this->_conf->getKey('vizhash')) {
-            // Generation of the anonymous avatar (Vizhash):
-            // If a nickname is provided, we generate a Vizhash.
-            // (We assume that if the user did not enter a nickname, he/she wants
-            // to be anonymous and we will not generate the vizhash.)
-            $vh = new Vizhash16x16();
-            $pngdata = $vh->generate(TrafficLimiter::getIp());
+        // If a nickname is provided, we generate an icon based on a SHA512 HMAC
+        // of the users IP. (We assume that if the user did not enter a nickname,
+        // the user wants to be anonymous and we will not generate an icon.)
+        $icon = $this->_conf->getKey('icon');
+        if ($icon != 'none') {
+            $pngdata = '';
+            $hmac = TrafficLimiter::getHash();
+            if ($icon == 'identicon') {
+                $identicon = new Identicon();
+                $pngdata = $identicon->getImageDataUri($hmac, 16);
+            } elseif ($icon == 'vizhash') {
+                $vh = new Vizhash16x16();
+                $pngdata = 'data:image/png;base64,' . base64_encode(
+                    $vh->generate($hmac)
+                );
+            }
             if ($pngdata != '') {
-                $this->_data->meta->vizhash = 'data:image/png;base64,' . base64_encode($pngdata);
+                $this->_data->meta->vizhash = $pngdata;
             }
-            // Once the avatar is generated, we do not keep the IP address, nor its hash.
         }
+        // Once the icon is generated, we do not keep the IP address hash.
     }
 }

+ 0 - 1
lib/Persistence/ServerSalt.php

@@ -49,7 +49,6 @@ class ServerSalt extends AbstractPersistence
             $randomSalt = bin2hex(mcrypt_create_iv(256, MCRYPT_DEV_URANDOM));
         } else {
             // fallback to mt_rand()
-
             for ($i = 0; $i < 256; ++$i) {
                 $randomSalt .= base_convert(mt_rand(), 10, 16);
             }

+ 9 - 8
lib/Persistence/TrafficLimiter.php

@@ -73,15 +73,16 @@ class TrafficLimiter extends AbstractPersistence
     }
 
     /**
-     * get the current visitors IP address
+     * get a HMAC of the current visitors IP address
      *
      * @access public
      * @static
+     * @param  string $algo
      * @return string
      */
-    public static function getIp()
+    public static function getHash($algo = 'sha512')
     {
-        return $_SERVER[self::$_ipKey];
+        return hash_hmac($algo, $_SERVER[self::$_ipKey], ServerSalt::get());
     }
 
     /**
@@ -101,8 +102,6 @@ class TrafficLimiter extends AbstractPersistence
             return true;
         }
 
-        $ip = hash_hmac('sha256', self::getIp(), ServerSalt::get());
-
         $file = 'traffic_limiter.php';
         if (!self::_exists($file)) {
             self::_store(
@@ -117,17 +116,19 @@ class TrafficLimiter extends AbstractPersistence
         $now = time();
         $tl = $GLOBALS['traffic_limiter'];
 
-        // purge file of expired IPs to keep it small
+        // purge file of expired hashes to keep it small
         foreach ($tl as $key => $time) {
             if ($time + self::$_limit < $now) {
                 unset($tl[$key]);
             }
         }
 
-        if (array_key_exists($ip, $tl) && ($tl[$ip] + self::$_limit >= $now)) {
+        // this hash is used as an array key, hence a shorter hash is used
+        $hash = self::getHash('sha256');
+        if (array_key_exists($hash, $tl) && ($tl[$hash] + self::$_limit >= $now)) {
             $result = false;
         } else {
-            $tl[$ip] = time();
+            $tl[$hash] = time();
             $result = true;
         }
         self::_store(

+ 1 - 0
lib/View.php

@@ -11,6 +11,7 @@
  */
 
 namespace PrivateBin;
+
 use Exception;
 
 /**

+ 36 - 53
lib/Vizhash16x16.php

@@ -13,8 +13,6 @@
 
 namespace PrivateBin;
 
-use PrivateBin\Persistence\ServerSalt;
-
 /**
  * Vizhash16x16
  *
@@ -60,14 +58,6 @@ class Vizhash16x16
      */
     private $height;
 
-    /**
-     * salt used when generating the image
-     *
-     * @access private
-     * @var    string
-     */
-    private $salt;
-
     /**
      * constructor
      *
@@ -78,12 +68,13 @@ class Vizhash16x16
     {
         $this->width  = 16;
         $this->height = 16;
-        $this->salt   = ServerSalt::get();
     }
 
     /**
      * Generate a 16x16 png corresponding to $text.
      *
+     * The given text should to be 128 to 150 characters long
+     *
      * @access public
      * @param  string $text
      * @return string PNG data. Or empty string if GD is not available.
@@ -94,44 +85,35 @@ class Vizhash16x16
             return '';
         }
 
-        // We hash the input string.
-        $hash=hash('sha1', $text.$this->salt).hash('md5', $text.$this->salt);
-        $hash=$hash.strrev($hash);  # more data to make graphics
-        $hashlen=strlen($hash);
+        $textlen = strlen($text);
 
         // We convert the hash into an array of integers.
-        $this->VALUES=array();
-        for ($i=0; $i<$hashlen; $i=$i+2) {
-            array_push($this->VALUES, hexdec(substr($hash, $i, 2)));
+        $this->VALUES = array();
+        for ($i = 0; $i < $textlen; $i = $i + 2) {
+            array_push($this->VALUES, hexdec(substr($text, $i, 2)));
         }
-        $this->VALUES_INDEX=0; // to walk the array.
+        $this->VALUES_INDEX = 0; // to walk the array.
 
         // Then use these integers to drive the creation of an image.
         $image = imagecreatetruecolor($this->width, $this->height);
 
-        $r0 = $this->getInt();
-        $r=$r0;
-        $g0 = $this->getInt();
-        $g=$g0;
-        $b0 = $this->getInt();
-        $b=$b0;
+        $r = $r0 = $this->getInt();
+        $g = $g0 = $this->getInt();
+        $b = $b0 = $this->getInt();
 
         // First, create an image with a specific gradient background.
-        $op='v';
-        if (($this->getInt()%2)==0) {
-            $op='h';
+        $op = 'v';
+        if (($this->getInt() % 2) == 0) {
+            $op = 'h';
         };
         $image = $this->degrade($image, $op, array($r0, $g0, $b0), array(0, 0, 0));
 
-        for ($i=0; $i<7; $i=$i+1) {
-            $action=$this->getInt();
+        for ($i = 0; $i < 7; ++$i) {
+            $action = $this->getInt();
             $color = imagecolorallocate($image, $r, $g, $b);
-            $r = ($r0 + $this->getInt()/25)%256;
-            $g = ($g0 + $this->getInt()/25)%256;
-            $b = ($b0 + $this->getInt()/25)%256;
-            $r0=$r;
-            $g0=$g;
-            $b0=$b;
+            $r = $r0 = ($r0 + $this->getInt() / 25) % 256;
+            $g = $g0 = ($g0 + $this->getInt() / 25) % 256;
+            $b = $b0 = ($b0 + $this->getInt() / 25) % 256;
             $this->drawshape($image, $action, $color);
         }
 
@@ -154,8 +136,8 @@ class Vizhash16x16
      */
     private function getInt()
     {
-        $v= $this->VALUES[$this->VALUES_INDEX];
-        $this->VALUES_INDEX++;
+        $v = $this->VALUES[$this->VALUES_INDEX];
+        ++$this->VALUES_INDEX;
         $this->VALUES_INDEX %= count($this->VALUES); // Warp around the array
         return $v;
     }
@@ -168,7 +150,7 @@ class Vizhash16x16
      */
     private function getX()
     {
-        return $this->width*$this->getInt()/256;
+        return $this->width * $this->getInt() / 256;
     }
 
     /**
@@ -179,7 +161,7 @@ class Vizhash16x16
      */
     private function getY()
     {
-        return $this->height*$this->getInt()/256;
+        return $this->height * $this->getInt() / 256;
     }
 
     /**
@@ -197,7 +179,7 @@ class Vizhash16x16
      */
     private function degrade($img, $direction, $color1, $color2)
     {
-        if ($direction=='h') {
+        if ($direction == 'h') {
             $size = imagesx($img);
             $sizeinv = imagesy($img);
         } else {
@@ -205,15 +187,15 @@ class Vizhash16x16
             $sizeinv = imagesx($img);
         }
         $diffs = array(
-                    (($color2[0]-$color1[0])/$size),
-                    (($color2[1]-$color1[1])/$size),
-                    (($color2[2]-$color1[2])/$size)
-            );
-        for ($i=0;$i<$size;$i++) {
-            $r = $color1[0]+($diffs[0]*$i);
-            $g = $color1[1]+($diffs[1]*$i);
-            $b = $color1[2]+($diffs[2]*$i);
-            if ($direction=='h') {
+            (($color2[0] - $color1[0]) / $size),
+            (($color2[1] - $color1[1]) / $size),
+            (($color2[2] - $color1[2]) / $size)
+        );
+        for ($i = 0; $i < $size; ++$i) {
+            $r = $color1[0] + ($diffs[0] * $i);
+            $g = $color1[1] + ($diffs[1] * $i);
+            $b = $color1[2] + ($diffs[2] * $i);
+            if ($direction == 'h') {
                 imageline($img, $i, 0, $i, $sizeinv, imagecolorallocate($img, $r, $g, $b));
             } else {
                 imageline($img, 0, $i, $sizeinv, $i, imagecolorallocate($img, $r, $g, $b));
@@ -233,7 +215,7 @@ class Vizhash16x16
      */
     private function drawshape($image, $action, $color)
     {
-        switch ($action%7) {
+        switch ($action % 7) {
             case 0:
                 ImageFilledRectangle($image, $this->getX(), $this->getY(), $this->getX(), $this->getY(), $color);
                 break;
@@ -242,11 +224,12 @@ class Vizhash16x16
                 ImageFilledEllipse($image, $this->getX(), $this->getY(), $this->getX(), $this->getY(), $color);
                 break;
             case 3:
-                $points = array($this->getX(), $this->getY(), $this->getX(), $this->getY(), $this->getX(), $this->getY(),$this->getX(), $this->getY());
+                $points = array($this->getX(), $this->getY(), $this->getX(), $this->getY(), $this->getX(), $this->getY(), $this->getX(), $this->getY());
                 ImageFilledPolygon($image, $points, 4, $color);
                 break;
             default:
-                $start=$this->getInt()*360/256; $end=$start+$this->getInt()*180/256;
+                $start = $this->getInt() * 360 /256;
+                $end = $start + $this->getInt() * 180 / 256;
                 ImageFilledArc($image, $this->getX(), $this->getY(), $this->getX(), $this->getY(), $start, $end, $color, IMG_ARC_PIE);
         }
     }

+ 0 - 1
privatebin

@@ -1 +0,0 @@
-privatebin

+ 82 - 4
tst/ModelTest.php

@@ -5,7 +5,9 @@ use PrivateBin\Data\Database;
 use PrivateBin\Model;
 use PrivateBin\Model\Paste;
 use PrivateBin\Persistence\ServerSalt;
+use PrivateBin\Persistence\TrafficLimiter;
 use PrivateBin\Vizhash16x16;
+use Identicon\Identicon;
 
 class ModelTest extends PHPUnit_Framework_TestCase
 {
@@ -167,13 +169,13 @@ class ModelTest extends PHPUnit_Framework_TestCase
         $paste->setOpendiscussion();
         $paste->store();
 
-        $vz = new Vizhash16x16();
-        $pngdata = 'data:image/png;base64,' . base64_encode($vz->generate($_SERVER['REMOTE_ADDR']));
         $comment = $paste->getComment(Helper::getPasteId());
         $comment->setData($commentData['data']);
         $comment->setNickname($commentData['meta']['nickname']);
         $comment->store();
 
+        $identicon = new Identicon();
+        $pngdata = $identicon->getImageDataUri(TrafficLimiter::getHash(), 16);
         $comment = $paste->getComment(Helper::getPasteId(), Helper::getCommentId())->get();
         $this->assertEquals($pngdata, $comment->meta->vizhash, 'nickname triggers vizhash to be set');
     }
@@ -260,9 +262,9 @@ class ModelTest extends PHPUnit_Framework_TestCase
     public function testCommentWithDisabledVizhash()
     {
         $options = parse_ini_file(CONF, true);
-        $options['main']['vizhash'] = false;
+        $options['main']['icon'] = 'none';
         $options['model'] = array(
-            'class' => 'privatebin_db',
+            'class' => 'Database',
         );
         $options['model_options'] = array(
             'dsn' => 'sqlite::memory:',
@@ -311,4 +313,80 @@ class ModelTest extends PHPUnit_Framework_TestCase
         $this->assertEquals($commentData['meta']['nickname'], $comment->meta->nickname);
         $this->assertFalse(property_exists($comment->meta, 'vizhash'), 'vizhash was not generated');
     }
+
+    public function testCommentIdenticon()
+    {
+        $options = parse_ini_file(CONF, true);
+        $options['main']['icon'] = 'identicon';
+        $options['model'] = array(
+            'class' => 'Database',
+        );
+        $options['model_options'] = array(
+            'dsn' => 'sqlite::memory:',
+            'usr' => null,
+            'pwd' => null,
+            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION),
+        );
+        Helper::confBackup();
+        Helper::createIniFile(CONF, $options);
+        $model = new Model(new Configuration);
+
+        $pasteData = Helper::getPaste();
+        $commentData = Helper::getComment();
+        $model->getPaste(Helper::getPasteId())->delete();
+
+        $paste = $model->getPaste();
+        $paste->setData($pasteData['data']);
+        $paste->setOpendiscussion();
+        $paste->setFormatter($pasteData['meta']['formatter']);
+        $paste->store();
+
+        $comment = $paste->getComment(Helper::getPasteId());
+        $comment->setData($commentData['data']);
+        $comment->setNickname($commentData['meta']['nickname']);
+        $comment->store();
+
+        $identicon = new Identicon();
+        $pngdata = $identicon->getImageDataUri(TrafficLimiter::getHash(), 16);
+        $comment = $paste->getComment(Helper::getPasteId(), Helper::getCommentId())->get();
+        $this->assertEquals($pngdata, $comment->meta->vizhash, 'nickname triggers vizhash to be set');
+    }
+
+    public function testCommentVizhash()
+    {
+        $options = parse_ini_file(CONF, true);
+        $options['main']['icon'] = 'vizhash';
+        $options['model'] = array(
+            'class' => 'Database',
+        );
+        $options['model_options'] = array(
+            'dsn' => 'sqlite::memory:',
+            'usr' => null,
+            'pwd' => null,
+            'opt' => array(PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION),
+        );
+        Helper::confBackup();
+        Helper::createIniFile(CONF, $options);
+        $model = new Model(new Configuration);
+
+        $pasteData = Helper::getPaste();
+        $commentData = Helper::getComment();
+        $model->getPaste(Helper::getPasteId())->delete();
+
+        $paste = $model->getPaste();
+        $paste->setData($pasteData['data']);
+        $paste->setOpendiscussion();
+        $paste->setFormatter($pasteData['meta']['formatter']);
+        $paste->store();
+
+        $comment = $paste->getComment(Helper::getPasteId());
+        $comment->setData($commentData['data']);
+        $comment->setNickname($commentData['meta']['nickname']);
+        $comment->store();
+
+        $vz = new Vizhash16x16();
+        $pngdata = 'data:image/png;base64,' . base64_encode($vz->generate(TrafficLimiter::getHash()));
+        $comment = $paste->getComment(Helper::getPasteId(), Helper::getCommentId())->get();
+        $this->assertEquals($pngdata, $comment->meta->vizhash, 'nickname triggers vizhash to be set');
+    }
 }

+ 3 - 3
tst/Vizhash16x16Test.php

@@ -30,11 +30,11 @@ class Vizhash16x16Test extends PHPUnit_Framework_TestCase
     public function testVizhashGeneratesUniquePngsPerIp()
     {
         $vz = new Vizhash16x16();
-        $pngdata = $vz->generate('127.0.0.1');
+        $pngdata = $vz->generate(hash('sha512', '127.0.0.1'));
         file_put_contents($this->_file, $pngdata);
         $finfo = new finfo(FILEINFO_MIME_TYPE);
         $this->assertEquals('image/png', $finfo->file($this->_file));
-        $this->assertNotEquals($pngdata, $vz->generate('2001:1620:2057:dead:beef::cafe:babe'));
-        $this->assertEquals($pngdata, $vz->generate('127.0.0.1'));
+        $this->assertNotEquals($pngdata, $vz->generate(hash('sha512', '2001:1620:2057:dead:beef::cafe:babe')));
+        $this->assertEquals($pngdata, $vz->generate(hash('sha512', '127.0.0.1')));
     }
 }

+ 26 - 1
vendor/composer/autoload_classmap.php

@@ -5,4 +5,29 @@
 $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
 
-return array();
+return array(
+    'Identicon\\Generator\\BaseGenerator' => $vendorDir . '/yzalis/identicon/src/Identicon/Generator/BaseGenerator.php',
+    'Identicon\\Generator\\GdGenerator' => $vendorDir . '/yzalis/identicon/src/Identicon/Generator/GdGenerator.php',
+    'Identicon\\Generator\\GeneratorInterface' => $vendorDir . '/yzalis/identicon/src/Identicon/Generator/GeneratorInterface.php',
+    'Identicon\\Generator\\ImageMagickGenerator' => $vendorDir . '/yzalis/identicon/src/Identicon/Generator/ImageMagickGenerator.php',
+    'Identicon\\Identicon' => $vendorDir . '/yzalis/identicon/src/Identicon/Identicon.php',
+    'PrivateBin\\Configuration' => $baseDir . '/lib/Configuration.php',
+    'PrivateBin\\Data\\AbstractData' => $baseDir . '/lib/Data/AbstractData.php',
+    'PrivateBin\\Data\\Database' => $baseDir . '/lib/Data/Database.php',
+    'PrivateBin\\Data\\Filesystem' => $baseDir . '/lib/Data/Filesystem.php',
+    'PrivateBin\\Filter' => $baseDir . '/lib/Filter.php',
+    'PrivateBin\\I18n' => $baseDir . '/lib/I18n.php',
+    'PrivateBin\\Model' => $baseDir . '/lib/Model.php',
+    'PrivateBin\\Model\\AbstractModel' => $baseDir . '/lib/Model/AbstractModel.php',
+    'PrivateBin\\Model\\Comment' => $baseDir . '/lib/Model/Comment.php',
+    'PrivateBin\\Model\\Paste' => $baseDir . '/lib/Model/Paste.php',
+    'PrivateBin\\Persistence\\AbstractPersistence' => $baseDir . '/lib/Persistence/AbstractPersistence.php',
+    'PrivateBin\\Persistence\\PurgeLimiter' => $baseDir . '/lib/Persistence/PurgeLimiter.php',
+    'PrivateBin\\Persistence\\ServerSalt' => $baseDir . '/lib/Persistence/ServerSalt.php',
+    'PrivateBin\\Persistence\\TrafficLimiter' => $baseDir . '/lib/Persistence/TrafficLimiter.php',
+    'PrivateBin\\PrivateBin' => $baseDir . '/lib/PrivateBin.php',
+    'PrivateBin\\Request' => $baseDir . '/lib/Request.php',
+    'PrivateBin\\Sjcl' => $baseDir . '/lib/Sjcl.php',
+    'PrivateBin\\View' => $baseDir . '/lib/View.php',
+    'PrivateBin\\Vizhash16x16' => $baseDir . '/lib/Vizhash16x16.php',
+);

+ 0 - 8
vendor/composer/autoload_files.php

@@ -1,8 +0,0 @@
-<?php
-
-// autoload_files.php @generated by Composer
-
-$vendorDir = dirname(dirname(__FILE__));
-$baseDir = dirname($vendorDir);
-
-return array();

+ 1 - 6
vendor/composer/autoload_namespaces.php

@@ -6,10 +6,5 @@ $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
 
 return array(
-    'Psr\\Log\\' => array($vendorDir . '/psr/log'),
-    'Prophecy\\' => array($vendorDir . '/phpspec/prophecy/src'),
-    'Guzzle\\Tests' => array($vendorDir . '/guzzle/guzzle/tests'),
-    'Guzzle' => array($vendorDir . '/guzzle/guzzle/src'),
-    'CodeClimate\\Component' => array($vendorDir . '/codeclimate/php-test-reporter/src'),
-    'CodeClimate\\Bundle' => array($vendorDir . '/codeclimate/php-test-reporter/src'),
+    'Identicon' => array($vendorDir . '/yzalis/identicon/src'),
 );

+ 0 - 18
vendor/composer/autoload_real.php

@@ -47,24 +47,6 @@ class ComposerAutoloaderInitDontChange
 
         $loader->register(true);
 
-        if ($useStaticLoader) {
-            $includeFiles = Composer\Autoload\ComposerStaticInitDontChange::$files;
-        } else {
-            $includeFiles = require __DIR__ . '/autoload_files.php';
-        }
-        foreach ($includeFiles as $fileIdentifier => $file) {
-            composerRequireDontChange($fileIdentifier, $file);
-        }
-
         return $loader;
     }
 }
-
-function composerRequireDontChange($fileIdentifier, $file)
-{
-    if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
-        require $file;
-
-        $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
-    }
-}

+ 35 - 4
vendor/composer/autoload_static.php

@@ -6,8 +6,6 @@ namespace Composer\Autoload;
 
 class ComposerStaticInitDontChange
 {
-    public static $files = array ();
-
     public static $prefixLengthsPsr4 = array (
         'P' => 
         array (
@@ -22,9 +20,42 @@ class ComposerStaticInitDontChange
         ),
     );
 
-    public static $prefixesPsr0 = array ();
+    public static $prefixesPsr0 = array (
+        'I' => 
+        array (
+            'Identicon' => 
+            array (
+                0 => __DIR__ . '/..' . '/yzalis/identicon/src',
+            ),
+        ),
+    );
 
-    public static $classMap = array ();
+    public static $classMap = array (
+        'Identicon\\Generator\\BaseGenerator' => __DIR__ . '/..' . '/yzalis/identicon/src/Identicon/Generator/BaseGenerator.php',
+        'Identicon\\Generator\\GdGenerator' => __DIR__ . '/..' . '/yzalis/identicon/src/Identicon/Generator/GdGenerator.php',
+        'Identicon\\Generator\\GeneratorInterface' => __DIR__ . '/..' . '/yzalis/identicon/src/Identicon/Generator/GeneratorInterface.php',
+        'Identicon\\Generator\\ImageMagickGenerator' => __DIR__ . '/..' . '/yzalis/identicon/src/Identicon/Generator/ImageMagickGenerator.php',
+        'Identicon\\Identicon' => __DIR__ . '/..' . '/yzalis/identicon/src/Identicon/Identicon.php',
+        'PrivateBin\\Configuration' => __DIR__ . '/../..' . '/lib/Configuration.php',
+        'PrivateBin\\Data\\AbstractData' => __DIR__ . '/../..' . '/lib/Data/AbstractData.php',
+        'PrivateBin\\Data\\Database' => __DIR__ . '/../..' . '/lib/Data/Database.php',
+        'PrivateBin\\Data\\Filesystem' => __DIR__ . '/../..' . '/lib/Data/Filesystem.php',
+        'PrivateBin\\Filter' => __DIR__ . '/../..' . '/lib/Filter.php',
+        'PrivateBin\\I18n' => __DIR__ . '/../..' . '/lib/I18n.php',
+        'PrivateBin\\Model' => __DIR__ . '/../..' . '/lib/Model.php',
+        'PrivateBin\\Model\\AbstractModel' => __DIR__ . '/../..' . '/lib/Model/AbstractModel.php',
+        'PrivateBin\\Model\\Comment' => __DIR__ . '/../..' . '/lib/Model/Comment.php',
+        'PrivateBin\\Model\\Paste' => __DIR__ . '/../..' . '/lib/Model/Paste.php',
+        'PrivateBin\\Persistence\\AbstractPersistence' => __DIR__ . '/../..' . '/lib/Persistence/AbstractPersistence.php',
+        'PrivateBin\\Persistence\\PurgeLimiter' => __DIR__ . '/../..' . '/lib/Persistence/PurgeLimiter.php',
+        'PrivateBin\\Persistence\\ServerSalt' => __DIR__ . '/../..' . '/lib/Persistence/ServerSalt.php',
+        'PrivateBin\\Persistence\\TrafficLimiter' => __DIR__ . '/../..' . '/lib/Persistence/TrafficLimiter.php',
+        'PrivateBin\\PrivateBin' => __DIR__ . '/../..' . '/lib/PrivateBin.php',
+        'PrivateBin\\Request' => __DIR__ . '/../..' . '/lib/Request.php',
+        'PrivateBin\\Sjcl' => __DIR__ . '/../..' . '/lib/Sjcl.php',
+        'PrivateBin\\View' => __DIR__ . '/../..' . '/lib/View.php',
+        'PrivateBin\\Vizhash16x16' => __DIR__ . '/../..' . '/lib/Vizhash16x16.php',
+    );
 
     public static function getInitializer(ClassLoader $loader)
     {

+ 54 - 1
vendor/composer/installed.json

@@ -1 +1,54 @@
-[]
+[
+    {
+        "name": "yzalis/identicon",
+        "version": "1.1.0",
+        "version_normalized": "1.1.0.0",
+        "source": {
+            "type": "git",
+            "url": "https://github.com/yzalis/Identicon.git",
+            "reference": "a99fc2a3d018512f7914bc6f972952536c0f309b"
+        },
+        "dist": {
+            "type": "zip",
+            "url": "https://api.github.com/repos/yzalis/Identicon/zipball/a99fc2a3d018512f7914bc6f972952536c0f309b",
+            "reference": "a99fc2a3d018512f7914bc6f972952536c0f309b",
+            "shasum": ""
+        },
+        "require": {
+            "php": ">=5.3.0"
+        },
+        "require-dev": {
+            "fzaninotto/faker": "1.2.*@dev"
+        },
+        "time": "2014-07-13 09:19:12",
+        "type": "library",
+        "extra": {
+            "branch-alias": {
+                "dev-master": "1.1-dev"
+            }
+        },
+        "installation-source": "dist",
+        "autoload": {
+            "psr-0": {
+                "Identicon": "src/"
+            }
+        },
+        "notification-url": "https://packagist.org/downloads/",
+        "license": [
+            "MIT"
+        ],
+        "authors": [
+            {
+                "name": "Benjamin Laugueux",
+                "email": "benjamin@yzalis.com"
+            }
+        ],
+        "description": "Create awesome unique avatar.",
+        "homepage": "http://identicon-php.org",
+        "keywords": [
+            "avatar",
+            "identicon",
+            "image"
+        ]
+    }
+]

+ 241 - 0
vendor/yzalis/identicon/src/Identicon/Generator/BaseGenerator.php

@@ -0,0 +1,241 @@
+<?php
+
+namespace Identicon\Generator;
+
+use Identicon\Generator\GeneratorInterface;
+
+/**
+ * @author Benjamin Laugueux <benjamin@yzalis.com>
+ */
+class BaseGenerator
+{
+    /**
+     * @var mixed
+     */
+    protected $generatedImage;
+
+    /**
+     * @var integer
+     */
+    protected $color;
+
+    /**
+     * @var integer
+     */
+    protected $backgroundColor;
+
+    /**
+     * @var integer
+     */
+    protected $size;
+
+    /**
+     * @var integer
+     */
+    protected $pixelRatio;
+
+    /**
+     * @var string
+     */
+    private $hash;
+
+    /**
+     * @var array
+     */
+    private $arrayOfSquare = array();
+
+    /**
+     * Set the image color
+     *
+     * @param string|array $color The color in hexa (6 chars) or rgb array
+     *
+     * @return this
+     */
+    public function setColor($color)
+    {
+        if (null === $color) {
+            return $this;
+        }
+
+        $this->color = $this->convertColor($color);
+
+        return $this;
+    }
+
+    /**
+     * Set the image background color
+     *
+     * @param string|array $backgroundColor The color in hexa (6 chars) or rgb array
+     *
+     * @return this
+     */
+    public function setBackgroundColor($backgroundColor)
+    {
+        if (null === $backgroundColor) {
+            return $this;
+        }
+
+        $this->backgroundColor = $this->convertColor($backgroundColor);
+
+        return $this;
+    }
+
+    private function convertColor($color)
+    {
+        $convertedColor = array();
+        if (is_array($color)) {
+            $convertedColor[0] = $color[0];
+            $convertedColor[1] = $color[1];
+            $convertedColor[2] = $color[2];
+        } else {
+            if (false !== strpos($color, '#')) {
+                $color = substr($color, 1);
+            }
+            $convertedColor[0] = hexdec(substr($color, 0, 2));
+            $convertedColor[1] = hexdec(substr($color, 2, 2));
+            $convertedColor[2] = hexdec(substr($color, 4, 2));
+        }
+
+        return $convertedColor;
+    }
+
+    /**
+     * Get the color
+     *
+     * @return array
+     */
+    public function getColor()
+    {
+        return $this->color;
+    }
+
+
+    /**
+     * Get the background color
+     *
+     * @return array
+     */
+    public function getBackgroundColor()
+    {
+        return $this->backgroundColor;
+    }
+
+    /**
+     * Convert the hash into an multidimensionnal array of boolean
+     *
+     * @return this
+     */
+    private function convertHashToArrayOfBoolean()
+    {
+        preg_match_all('/(\w)(\w)/', $this->hash, $chars);
+        foreach ($chars[1] as $i => $char) {
+            if ($i % 3 == 0) {
+                $this->arrayOfSquare[$i/3][0] = $this->convertHexaToBoolean($char);
+                $this->arrayOfSquare[$i/3][4] = $this->convertHexaToBoolean($char);
+            } elseif ($i % 3 == 1) {
+                $this->arrayOfSquare[$i/3][1] = $this->convertHexaToBoolean($char);
+                $this->arrayOfSquare[$i/3][3] = $this->convertHexaToBoolean($char);
+            } else {
+                $this->arrayOfSquare[$i/3][2] = $this->convertHexaToBoolean($char);
+            }
+            ksort($this->arrayOfSquare[$i/3]);
+        }
+
+        $this->color[0] = hexdec(array_pop($chars[1]))*16;
+        $this->color[1] = hexdec(array_pop($chars[1]))*16;
+        $this->color[2] = hexdec(array_pop($chars[1]))*16;
+
+        return $this;
+    }
+
+    /**
+     * Convert an heaxecimal number into a boolean
+     *
+     * @param string $hexa
+     *
+     * @return boolean
+     */
+    private function convertHexaToBoolean($hexa)
+    {
+        return (bool) intval(round(hexdec($hexa)/10));
+    }
+
+    /**
+     *
+     *
+     * @return array
+     */
+    public function getArrayOfSquare()
+    {
+        return $this->arrayOfSquare;
+    }
+
+    /**
+     * Get the identicon string hash
+     *
+     * @return string
+     */
+    public function getHash()
+    {
+        return $this->hash;
+    }
+
+    /**
+     * Generate a hash fron the original string
+     *
+     * @param string $string
+     *
+     * @return this
+     */
+    public function setString($string)
+    {
+        if (null === $string) {
+            throw new \Exception('The string cannot be null.');
+        }
+
+        $this->hash = md5($string);
+
+        $this->convertHashToArrayOfBoolean();
+
+        return $this;
+    }
+
+    /**
+     * Set the image size
+     *
+     * @param integer $size
+     *
+     * @return this
+     */
+    public function setSize($size)
+    {
+        if (null === $size) {
+            return $this;
+        }
+
+        $this->size = $size;
+        $this->pixelRatio = round($size / 5);
+
+        return $this;
+    }
+
+    /**
+     * Get the image size
+     *
+     * @return integer
+     */
+    public function getSize()
+    {
+        return $this->size;
+    }
+
+    /**
+     * Get the pixel ratio
+     *
+     * @return array
+     */
+    public function getPixelRatio()
+    {
+        return $this->pixelRatio;
+    }
+}

+ 76 - 0
vendor/yzalis/identicon/src/Identicon/Generator/GdGenerator.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace Identicon\Generator;
+
+use Identicon\Generator\GeneratorInterface;
+
+/**
+ * @author Benjamin Laugueux <benjamin@yzalis.com>
+ */
+class GdGenerator extends BaseGenerator implements GeneratorInterface
+{
+    public function __construct()
+    {
+        if (!extension_loaded('gd')) {
+            throw new \Exception('GD does not appear to be avaliable in your PHP installation. Please try another generator');
+        }
+    }
+
+    private function generateImage()
+    {
+        // prepare image
+        $this->generatedImage = imagecreatetruecolor($this->getPixelRatio() * 5, $this->getPixelRatio() * 5);
+
+        $rgbBackgroundColor = $this->getBackgroundColor();
+        if (null === $rgbBackgroundColor) {
+            $background = imagecolorallocate($this->generatedImage, 0, 0, 0);
+            imagecolortransparent($this->generatedImage, $background);
+        } else {
+            $background = imagecolorallocate($this->generatedImage, $rgbBackgroundColor[0], $rgbBackgroundColor[1], $rgbBackgroundColor[2]);
+            imagefill($this->generatedImage, 0, 0, $background);
+        }
+
+        // prepage color
+        $rgbColor = $this->getColor();
+        $gdColor = imagecolorallocate($this->generatedImage, $rgbColor[0], $rgbColor[1], $rgbColor[2]);
+
+        // draw content
+        foreach ($this->getArrayOfSquare() as $lineKey => $lineValue) {
+            foreach ($lineValue as $colKey => $colValue) {
+                if (true === $colValue) {
+                    imagefilledrectangle($this->generatedImage, $colKey * $this->getPixelRatio(), $lineKey * $this->getPixelRatio(), ($colKey + 1) * $this->getPixelRatio(), ($lineKey + 1) * $this->getPixelRatio(), $gdColor);
+                }
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getImageBinaryData($string, $size = null, $color = null, $backgroundColor = null)
+    {
+        ob_start();
+        imagepng($this->getImageResource($string, $size, $color, $backgroundColor));
+        $imageData = ob_get_contents();
+        ob_end_clean();
+
+        return $imageData;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getImageResource($string, $size = null, $color = null, $backgroundColor = null)
+    {
+        $this
+            ->setString($string)
+            ->setSize($size)
+            ->setColor($color)
+            ->setBackgroundColor($backgroundColor)
+            ->generateImage();
+
+        return $this->generatedImage;
+    }
+}

+ 33 - 0
vendor/yzalis/identicon/src/Identicon/Generator/GeneratorInterface.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace Identicon\Generator;
+
+/**
+ * @author Benjamin Laugueux <benjamin@yzalis.com>
+ */
+interface GeneratorInterface
+{
+    /**
+     *
+     *
+     * @param  string       $string
+     * @param  integer      $size
+     * @param  array|string $color
+     * @param  array|string $backgroundColor
+     *
+     * @return mixed
+     */
+    function getImageBinaryData($string, $size = null, $color = null, $backgroundColor = null);
+
+    /**
+     *
+     *
+     * @param  string       $string
+     * @param  integer      $size
+     * @param  array|string $color
+     * @param  array|string $backgroundColor
+     *
+     * @return string
+     */
+    function getImageResource($string, $size = null, $color = null, $backgroundColor = null);
+}

+ 80 - 0
vendor/yzalis/identicon/src/Identicon/Generator/ImageMagickGenerator.php

@@ -0,0 +1,80 @@
+<?php
+
+namespace Identicon\Generator;
+
+use Identicon\Generator\GeneratorInterface;
+
+/**
+ * @author Francis Chuang <francis.chuang@gmail.com>
+ */
+class ImageMagickGenerator extends BaseGenerator implements GeneratorInterface
+{
+    public function __construct()
+    {
+        if (!extension_loaded('imagick')) {
+            throw new \Exception('ImageMagick does not appear to be avaliable in your PHP installation. Please try another generator');
+        }
+    }
+
+    private function generateImage()
+    {
+        $this->generatedImage = new \Imagick();
+        $rgbBackgroundColor = $this->getBackgroundColor();
+
+        if (null === $rgbBackgroundColor) {
+            $background = 'none';
+        } else {
+            $background = new \ImagickPixel("rgb($rgbBackgroundColor[0],$rgbBackgroundColor[1],$rgbBackgroundColor[2])");
+        }
+
+        $this->generatedImage->newImage($this->pixelRatio * 5, $this->pixelRatio * 5, $background, 'png');
+
+        // prepare color
+        $rgbColor = $this->getColor();
+        $color = new \ImagickPixel("rgb($rgbColor[0],$rgbColor[1],$rgbColor[2])");
+
+        $draw = new \ImagickDraw();
+        $draw->setFillColor($color);
+
+        // draw the content
+        foreach ($this->getArrayOfSquare() as $lineKey => $lineValue) {
+            foreach ($lineValue as $colKey => $colValue) {
+                if (true === $colValue) {
+                    $draw->rectangle( $colKey * $this->pixelRatio, $lineKey * $this->pixelRatio, ($colKey + 1) * $this->pixelRatio, ($lineKey + 1) * $this->pixelRatio);
+                }
+            }
+        }
+
+        $this->generatedImage->drawImage($draw);
+
+        return $this;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getImageBinaryData($string, $size = null, $color = null, $backgroundColor = null)
+    {
+        ob_start();
+        echo $this->getImageResource($string, $size, $color, $backgroundColor);
+        $imageData = ob_get_contents();
+        ob_end_clean();
+
+        return $imageData;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getImageResource($string, $size = null, $color = null, $backgroundColor = null)
+    {
+        $this
+            ->setString($string)
+            ->setSize($size)
+            ->setColor($color)
+            ->setBackgroundColor($backgroundColor)
+            ->generateImage();
+
+        return $this->generatedImage;
+    }
+}

+ 100 - 0
vendor/yzalis/identicon/src/Identicon/Identicon.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace Identicon;
+
+use Identicon\Generator\GdGenerator;
+use Identicon\Generator\GeneratorInterface;
+
+/**
+ * @author Benjamin Laugueux <benjamin@yzalis.com>
+ */
+class Identicon
+{
+    /**
+     * @var GeneratorInterface
+     */
+    private $generator;
+
+    public function __construct($generator = null)
+    {
+        if (null === $generator) {
+            $this->generator = new GdGenerator();
+        } else {
+            $this->generator = $generator;
+        }
+
+    }
+
+    /**
+     * Set the image generetor
+     *
+     * @param GeneratorInterface $generator
+     *
+     * @throws \Exception
+     */
+    public function setGenerator(GeneratorInterface $generator)
+    {
+        $this->generator = $generator;
+
+        return $this;
+    }
+
+    /**
+     * Display an Identicon image
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     */
+    public function displayImage($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        header("Content-Type: image/png");
+        echo $this->getImageData($string, $size, $color, $backgroundColor);
+    }
+
+    /**
+     * Get an Identicon PNG image data
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     *
+     * @return string
+     */
+    public function getImageData($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        return $this->generator->getImageBinaryData($string, $size, $color, $backgroundColor);
+    }
+
+    /**
+     * Get an Identicon PNG image resource
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     *
+     * @return string
+     */
+    public function getImageResource($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        return $this->generator->getImageResource($string, $size, $color, $backgroundColor);
+    }
+
+    /**
+     * Get an Identicon PNG image data as base 64 encoded
+     *
+     * @param string  $string
+     * @param integer $size
+     * @param string  $color
+     * @param string  $backgroundColor
+     *
+     * @return string
+     */
+    public function getImageDataUri($string, $size = 64, $color = null, $backgroundColor = null)
+    {
+        return sprintf('data:image/png;base64,%s', base64_encode($this->getImageData($string, $size, $color, $backgroundColor)));
+    }
+}