15 files changed, 163 insertions, 23 deletions
diff --git a/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css b/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css
new file mode 100644
index 000000000..10e7d04c6
--- /dev/null
+++ b/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css
@@ -0,0 +1,7 @@
+@import 'theme.css';
+
+.highlighted {
+	padding: 0px !important;
+	font-weight: inherit !important;
+	background-color: #f1d40f !important;	
+}
+\ No newline at end of file
diff --git a/user_guide_src/source/_themes/sphinx_rtd_theme/theme.conf b/user_guide_src/source/_themes/sphinx_rtd_theme/theme.conf
index dcfbf8c22..5814ac963 100644
--- a/user_guide_src/source/_themes/sphinx_rtd_theme/theme.conf
+++ b/user_guide_src/source/_themes/sphinx_rtd_theme/theme.conf
@@ -1,6 +1,6 @@
 [theme]
 inherit = basic
-stylesheet = css/theme.css
+stylesheet = css/citheme.css
 
 [options]
 typekit_id = hiw1hhg
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index edbcf2f6a..22243cf04 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -14,6 +14,7 @@ Release Date: Not Released
 -  Database
 
    -  Added ``list_fields()`` support for SQLite ('sqlite3' and 'pdo_sqlite' drivers).
+   -  Added SSL connection support for the 'mysqli' and 'pdo_mysql' drivers.
 
 -  Libraries
 
@@ -23,6 +24,16 @@ Release Date: Not Released
       - Errors "no_file_selected", "file_partial", "stopped_by_extension", "no_file_types", "invalid_filetype", "bad_filename" are now logged at the 'debug' level.
       - Errors "file_exceeds_limit", "file_exceeds_form_limit", "invalid_filesize", "invalid_dimensions" are now logged at the 'info' level.
 
+   -  Added 'is_resource' to the available expectations in :doc:`Unit Testing Library <libraries/unit_testing>`.
+
+-  Helpers
+
+   -  Added Unicode support to :doc:`URL Helper <helpers/url_helper>` function :php:func:`url_title()`.
+   -  Added support for passing the "extra" parameter as an array to all :doc:`Form Helper <helpers/form_helper>` functions that use it.
+
+-  Core
+
+   -  Added support for defining a list of specific query parameters in ``$config['cache_query_string']`` for the :doc:`Output Library <libraries/output>`.
 
 Bug fixes for 3.0.1
 -------------------
@@ -46,6 +57,18 @@ Bug fixes for 3.0.1
 -  Fixed a bug (#3913) - :doc:`Cache Library <libraries/caching>` didn't work with the direct ``$this->cache->$driver_name->method()`` syntax with Redis and Memcache(d).
 -  Fixed a bug (#3932) - :doc:`Query Builder <database/query_builder>` didn't properly compile WHERE and HAVING conditions for field names that end with "and", "or".
 -  Fixed a bug in :doc:`Query Builder <database/query_builder>` where ``delete()`` didn't properly work on multiple tables with a WHERE condition previously set via ``where()``.
+-  Fixed a bug (#3952) - :doc:`Database <database/index>` method ``list_fields()`` didn't work with SQLite3.
+-  Fixed a bug (#3955) - :doc:`Cache Library <libraries/caching>` methods ``increment()`` and ``decrement()`` ignored the 'key_prefix' setting.
+-  Fixed a bug (#3963) - :doc:`Unit Testing Library <libraries/unit_testing>` wrongly tried to translate filenames, line numbers and notes values in test results.
+-  Fixed a bug (#3965) - :doc:`File Uploading Library <libraries/file_uploading>` ignored the "encrypt_name" setting when "overwrite" is enabled.
+-  Fixed a bug (#3968) - :doc:`Database Forge <database/forge>` method ``add_key()`` didn't treat array inputs as composite keys unless it's a PRIMARY KEY.
+-  Fixed a bug (#3715) - :doc:`Pagination Library <libraries/pagination>` could generate broken link when a protocol-relative base URL is used.
+-  Fixed a bug (#3828) - :doc:`Output Library <libraries/output>` method ``delete_cache()`` couldn't delete index page caches.
+-  Fixed a bug (#3704) - :doc:`Database <database/index>` method ``stored_procedure()`` in the 'oci8' driver didn't properly bind parameters.
+-  Fixed a bug (#3778) - :doc:`Download Helper <helpers/download_helper>` function :php:func:`force_download()` incorrectly sent a *Pragma* response header.
+-  Fixed a bug (#3752) - ``$routing['directory']`` overrides were not properly handled and always resulted in a 404 "Not Found" error.
+-  Fixed an internal bug in :doc:`Query Builder <database/query_builder>` escaping logic where if field name escaping is force-disabled, methods ``where()`` and ``having()`` will also treat values as fields.
+-  Fixed a bug (#3279) - :doc:`Query Builder <database/query_builder>` methods ``update()`` and ``get_compiled_update()`` did double escaping on the table name if it was provided via ``from()``.
 
 Version 3.0.0
 =============
@@ -819,6 +842,30 @@ Bug fixes for 3.0
 -  Fixed a bug (#3573) - :doc:`Email Library <libraries/email>` violated `RFC5321 <https://tools.ietf.org/rfc/rfc5321.txt>`_ by sending 'localhost.localdomain' as a hostname.
 -  Fixed a bug (#3572) - ``CI_Security::_remove_evil_attributes()`` failed for large-sized inputs due to *pcre.backtrack_limit* and didn't properly match HTML tags.
 
+Version 2.2.3
+=============
+
+Release Date: July 14, 2015
+
+-  Security
+
+   - Removed a fallback to ``mysql_escape_string()`` in the 'mysql' database driver (``escape_str()`` method) when there's no active database connection.
+
+Version 2.2.2
+=============
+
+Release Date: April 15, 2015
+
+-  General Changes
+
+   - Added HTTP "Host" header character validation to prevent cache poisoning attacks when *base_url* auto-detection is used.
+   - Added *FSCommand* and *seekSegmentTime* to the "evil attributes" list in ``CI_Security::xss_clean()``.
+
+Bug fixes for 2.2.2
+-------------------
+
+-  Fixed a bug (#3665) - ``CI_Security::entity_decode()`` triggered warnings under some circumstances.
+
 Version 2.2.1
 =============
 
diff --git a/user_guide_src/source/database/configuration.rst b/user_guide_src/source/database/configuration.rst
index d21c79e44..8026be63a 100644
--- a/user_guide_src/source/database/configuration.rst
+++ b/user_guide_src/source/database/configuration.rst
@@ -152,9 +152,9 @@ when the database classes are initialized.
 Explanation of Values:
 ----------------------
 
-======================  ==================================================================================================
+======================  ===========================================================================================================
  Name Config             Description
-======================  ==================================================================================================
+======================  ===========================================================================================================
 **dsn**			The DSN connect string (an all-in-one configuration sequence).
 **hostname** 		The hostname of your database server. Often this is 'localhost'.
 **username**		The username used to connect to the database.
@@ -179,6 +179,17 @@ Explanation of Values:
 			customizable by the end user.
 **schema**		The database schema, defaults to 'public'. Used by PostgreSQL and ODBC drivers.
 **encrypt**		Whether or not to use an encrypted connection.
+
+			  - 'mysql' (deprecated), 'sqlsrv' and 'pdo/sqlsrv' drivers accept TRUE/FALSE
+			  - 'mysqli' and 'pdo/mysql' drivers accept an array with the following options:
+			  
+			    - 'ssl_key'    - Path to the private key file
+			    - 'ssl_cert'   - Path to the public key certificate file
+			    - 'ssl_ca'     - Path to the certificate authority file
+			    - 'ssl_capath' - Path to a directory containing trusted CA certificats in PEM format
+			    - 'ssl_cipher' - List of *allowed* ciphers to be used for the encryption, separated by colons (':')
+			    - 'ssl_verify' - TRUE/FALSE; Whether to verify the server certificate or not ('mysqli' only)
+
 **compress**		Whether or not to use client compression (MySQL only).
 **stricton**		TRUE/FALSE (boolean) - Whether to force "Strict Mode" connections, good for ensuring strict SQL
 			while developing an application.
@@ -186,10 +197,11 @@ Explanation of Values:
 			::
 
 				$db['default']['port'] = 5432;
-======================  ==================================================================================================
+
+======================  ===========================================================================================================
 
 .. note:: Depending on what database platform you are using (MySQL, PostgreSQL,
 	etc.) not all values will be needed. For example, when using SQLite you
 	will not need to supply a username or password, and the database name
 	will be the path to your database file. The information above assumes
-	you are using MySQL.
-\ No newline at end of file
+	you are using MySQL.
diff --git a/user_guide_src/source/database/forge.rst b/user_guide_src/source/database/forge.rst
index a875f7418..646e3a56e 100644
--- a/user_guide_src/source/database/forge.rst
+++ b/user_guide_src/source/database/forge.rst
@@ -143,6 +143,8 @@ string into the field definitions with add_field()
 	$this->dbforge->add_field("label varchar(100) NOT NULL DEFAULT 'default label'");
 
 
+.. note:: Passing raw strings as fields cannot be followed by ``add_key()`` calls on those fields.
+
 .. note:: Multiple calls to add_field() are cumulative.
 
 Creating an id field
diff --git a/user_guide_src/source/general/environments.rst b/user_guide_src/source/general/environments.rst
index 7f030b6ef..ac6f3235e 100644
--- a/user_guide_src/source/general/environments.rst
+++ b/user_guide_src/source/general/environments.rst
@@ -49,4 +49,4 @@ Optionally, you can have CodeIgniter load environment-specific
 configuration files. This may be useful for managing things like
 differing API keys across multiple environments. This is described in
 more detail in the environment section of the :doc:`Config Class
-<../libraries/config>`_ documentation.
-\ No newline at end of file
+<../libraries/config>` documentation.
+\ No newline at end of file
diff --git a/user_guide_src/source/helpers/form_helper.rst b/user_guide_src/source/helpers/form_helper.rst
index 9ddca89bc..6317f08ed 100644
--- a/user_guide_src/source/helpers/form_helper.rst
+++ b/user_guide_src/source/helpers/form_helper.rst
@@ -191,7 +191,7 @@ The following functions are available:
 
 	:param	array	$data: Field attributes data
 	:param	string	$value: Field value
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML text input field tag
 	:rtype:	string
 
@@ -226,11 +226,16 @@ The following functions are available:
 		$js = 'onClick="some_function()"';
 		echo form_input('username', 'johndoe', $js);
 
+	Or you can pass it as an array::
+
+		$js = array('onClick' => 'some_function();');
+		echo form_input('username', 'johndoe', $js);
+
 .. php:function:: form_password([$data = ''[, $value = ''[, $extra = '']]])
 
 	:param	array	$data: Field attributes data
 	:param	string	$value: Field value
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML password input field tag
 	:rtype:	string
 
@@ -242,7 +247,7 @@ The following functions are available:
 
 	:param	array	$data: Field attributes data
 	:param	string	$value: Field value
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML file upload input field tag
 	:rtype:	string
 
@@ -255,7 +260,7 @@ The following functions are available:
 
 	:param	array	$data: Field attributes data
 	:param	string	$value: Field value
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML textarea tag
 	:rtype:	string
 
@@ -270,7 +275,7 @@ The following functions are available:
 	:param	string	$name: Field name
 	:param	array	$options: An associative array of options to be listed
 	:param	array	$selected: List of fields to mark with the *selected* attribute
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML dropdown select field tag
 	:rtype:	string
 
@@ -324,6 +329,14 @@ The following functions are available:
 		$js = 'id="shirts" onChange="some_function();"';
 		echo form_dropdown('shirts', $options, 'large', $js);
 
+	Or you can pass it as an array::
+
+		$js = array(
+			'id'       => 'shirts',
+			'onChange' => 'some_function();'
+		);
+		echo form_dropdown('shirts', $options, 'large', $js);
+
 	If the array passed as ``$options`` is a multidimensional array, then
 	``form_dropdown()`` will produce an <optgroup> with the array key as the
 	label.
@@ -334,7 +347,7 @@ The following functions are available:
 	:param	string	$name: Field name
 	:param	array	$options: An associative array of options to be listed
 	:param	array	$selected: List of fields to mark with the *selected* attribute
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML dropdown multiselect field tag
 	:rtype:	string
 
@@ -417,7 +430,7 @@ The following functions are available:
 	:param	array	$data: Field attributes data
 	:param	string	$value: Field value
 	:param	bool	$checked: Whether to mark the checkbox as being *checked*
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML checkbox input tag
 	:rtype:	string
 
@@ -450,13 +463,18 @@ The following functions are available:
 		$js = 'onClick="some_function()"';
 		echo form_checkbox('newsletter', 'accept', TRUE, $js)
 
+	Or you can pass it as an array::
+
+		$js = array('onClick' => 'some_function();');
+		echo form_checkbox('newsletter', 'accept', TRUE, $js)
+
 
 .. php:function:: form_radio([$data = ''[, $value = ''[, $checked = FALSE[, $extra = '']]]])
 
 	:param	array	$data: Field attributes data
 	:param	string	$value: Field value
 	:param	bool	$checked: Whether to mark the radio button as being *checked*
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML radio input tag
 	:rtype:	string
 
@@ -495,7 +513,7 @@ The following functions are available:
 
 	:param	string	$data: Button name
 	:param	string	$value: Button value
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML input submit tag
 	:rtype:	string
 
@@ -513,7 +531,7 @@ The following functions are available:
 
 	:param	string	$data: Button name
 	:param	string	$value: Button value
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML input reset button tag
 	:rtype:	string
 
@@ -525,7 +543,7 @@ The following functions are available:
 
 	:param	string	$data: Button name
 	:param	string	$content: Button label
-	:param	string	$extra: Extra attributes to be added to the tag *as is*
+	:param	mixed	$extra: Extra attributes to be added to the tag either as an array or a literal string
 	:returns:	An HTML button tag
 	:rtype:	string
 
diff --git a/user_guide_src/source/installation/downloads.rst b/user_guide_src/source/installation/downloads.rst
index e2b6a9c18..16c8e537a 100644
--- a/user_guide_src/source/installation/downloads.rst
+++ b/user_guide_src/source/installation/downloads.rst
@@ -2,7 +2,10 @@
 Downloading CodeIgniter
 #######################
 
--  `CodeIgniter v3.0.0 (Current version) <https://codeload.github.com/bcit-ci/CodeIgniter/zip/develop>`_
+-  `CodeIgniter v3.0.1-dev (Current version) <https://codeload.github.com/bcit-ci/CodeIgniter/zip/develop>`_
+-  `CodeIgniter v3.0.0 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/3.0.0>`_
+-  `CodeIgniter v2.2.3 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/2.2.3>`_
+-  `CodeIgniter v2.2.2 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/2.2.2>`_
 -  `CodeIgniter v2.2.1 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/2.2.1>`_
 -  `CodeIgniter v2.2.0 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/2.2.0>`_
 -  `CodeIgniter v2.1.4 <https://codeload.github.com/bcit-ci/CodeIgniter/zip/2.1.4>`_
diff --git a/user_guide_src/source/installation/upgrade_220.rst b/user_guide_src/source/installation/upgrade_220.rst
index b2e943223..91f9e00cd 100644
--- a/user_guide_src/source/installation/upgrade_220.rst
+++ b/user_guide_src/source/installation/upgrade_220.rst
@@ -1,5 +1,5 @@
 #############################
-Upgrading from 2.1.4 to 2.2.0
+Upgrading from 2.1.4 to 2.2.x
 #############################
 
 .. note:: The :doc:`Encrypt Class </libraries/encrypt>` now requires the
diff --git a/user_guide_src/source/installation/upgrade_222.rst b/user_guide_src/source/installation/upgrade_222.rst
new file mode 100644
index 000000000..9dcc61d0e
--- /dev/null
+++ b/user_guide_src/source/installation/upgrade_222.rst
@@ -0,0 +1,14 @@
+#############################
+Upgrading from 2.2.1 to 2.2.2
+#############################
+
+Before performing an update you should take your site offline by
+replacing the index.php file with a static one.
+
+Step 1: Update your CodeIgniter files
+=====================================
+
+Replace all files and directories in your "system" folder.
+
+.. note:: If you have any custom developed files in these folders please
+	make copies of them first.
+\ No newline at end of file
diff --git a/user_guide_src/source/installation/upgrade_223.rst b/user_guide_src/source/installation/upgrade_223.rst
new file mode 100644
index 000000000..252318ae1
--- /dev/null
+++ b/user_guide_src/source/installation/upgrade_223.rst
@@ -0,0 +1,14 @@
+#############################
+Upgrading from 2.2.2 to 2.2.3
+#############################
+
+Before performing an update you should take your site offline by
+replacing the index.php file with a static one.
+
+Step 1: Update your CodeIgniter files
+=====================================
+
+Replace all files and directories in your "system" folder.
+
+.. note:: If you have any custom developed files in these folders please
+	make copies of them first.
+\ No newline at end of file
diff --git a/user_guide_src/source/installation/upgrade_301.rst b/user_guide_src/source/installation/upgrade_301.rst
new file mode 100644
index 000000000..f38d34008
--- /dev/null
+++ b/user_guide_src/source/installation/upgrade_301.rst
@@ -0,0 +1,19 @@
+#############################
+Upgrading from 3.0.0 to 3.0.1
+#############################
+
+Before performing an update you should take your site offline by
+replacing the index.php file with a static one.
+
+Step 1: Update your CodeIgniter files
+=====================================
+
+Replace all files and directories in your *system/* directory.
+
+.. note:: If you have any custom developed files in these directories,
+	please make copies of them first.
+
+Step 2: Update your CLI error templates
+=======================================
+
+Replace all files under your *application/errors/cli/* directory.
+\ No newline at end of file
diff --git a/user_guide_src/source/installation/upgrading.rst b/user_guide_src/source/installation/upgrading.rst
index 89e90e714..e0f0dd5b7 100644
--- a/user_guide_src/source/installation/upgrading.rst
+++ b/user_guide_src/source/installation/upgrading.rst
@@ -8,9 +8,12 @@ upgrading from.
 .. toctree::
 	:titlesonly:
 
-	Upgrading from 2.2.x to 3.0.0 <upgrade_300>
+	Upgrading from 3.0.0 to 3.0.1 <upgrade_301>
+	Upgrading from 2.2.x to 3.0.x <upgrade_300>
+	Upgrading from 2.2.2 to 2.2.3 <upgrade_223>
+	Upgrading from 2.2.1 to 2.2.2 <upgrade_222>
 	Upgrading from 2.2.0 to 2.2.1 <upgrade_221>
-	Upgrading from 2.1.4 to 2.2.0 <upgrade_220>
+	Upgrading from 2.1.4 to 2.2.x <upgrade_220>
 	Upgrading from 2.1.3 to 2.1.4 <upgrade_214>
 	Upgrading from 2.1.2 to 2.1.3 <upgrade_213>
 	Upgrading from 2.1.1 to 2.1.2 <upgrade_212>
diff --git a/user_guide_src/source/libraries/output.rst b/user_guide_src/source/libraries/output.rst
index 4b36d2a03..84529f766 100644
--- a/user_guide_src/source/libraries/output.rst
+++ b/user_guide_src/source/libraries/output.rst
@@ -160,7 +160,7 @@ Class Reference
 
 		Permits you to manually set a server status header. Example::
 
-			$this->output->set_status_header('401');
+			$this->output->set_status_header(401);
 			// Sets the header as:  Unauthorized
 
 		`See here <http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html>`_ for a full list of headers.
@@ -230,4 +230,4 @@ Class Reference
 				->_display();
 			exit;
 
-		.. note:: Calling this method manually without aborting script execution will result in duplicated output.
-\ No newline at end of file
+		.. note:: Calling this method manually without aborting script execution will result in duplicated output.
diff --git a/user_guide_src/source/libraries/unit_testing.rst b/user_guide_src/source/libraries/unit_testing.rst
index 026781cb7..57934cba3 100644
--- a/user_guide_src/source/libraries/unit_testing.rst
+++ b/user_guide_src/source/libraries/unit_testing.rst
@@ -76,6 +76,7 @@ result. Here is a list of allowed comparison types:
 -  is_double
 -  is_array
 -  is_null
+-  is_resource
 
 Generating Reports
 ==================