8 files changed, 81 insertions, 35 deletions

diff --git a/user_guide_src/source/general/common_functions.rst b/user_guide_src/source/general/common_functions.rst
index 70563b8d2..99126f900 100644
--- a/user_guide_src/source/general/common_functions.rst
+++ b/user_guide_src/source/general/common_functions.rst
@@ -79,3 +79,8 @@ html_escape($mixed)
 This function provides short cut for htmlspecialchars() function. It
 accepts string and array. To prevent Cross Site Scripting (XSS), it is
 very useful.
+
+get_mimes()
+=============
+
+This function returns the MIMEs array from config/mimes.php.
\ No newline at end of file
diff --git a/user_guide_src/source/general/creating_libraries.rst b/user_guide_src/source/general/creating_libraries.rst
index bc545b483..673fbd4bb 100644
--- a/user_guide_src/source/general/creating_libraries.rst
+++ b/user_guide_src/source/general/creating_libraries.rst
@@ -188,17 +188,23 @@ application/libraries/MY_Email.php, and declare your class with::
 
 	}
 
-Note: If you need to use a constructor in your class make sure you
+If you need to use a constructor in your class make sure you
 extend the parent constructor::
 
 	class MY_Email extends CI_Email {
 
-	    public function __construct()
-	    {
-	        parent::__construct();
-	    }
+		public function __construct($config = array())
+		{
+			parent::__construct($config);
+		}
+
 	}
 
+.. note::
+	Not all of the libraries have the same (or any) parameters
+	in their constructor. Take a look at the library that you're
+	extending first to see how it should be implemented.
+
 Loading Your Sub-class
 ----------------------
 
diff --git a/user_guide_src/source/general/environments.rst b/user_guide_src/source/general/environments.rst
index 40725feba..fa1b096e2 100644
--- a/user_guide_src/source/general/environments.rst
+++ b/user_guide_src/source/general/environments.rst
@@ -11,10 +11,16 @@ when "live".
 The ENVIRONMENT Constant
 ========================
 
-By default, CodeIgniter comes with the environment constant set to
+By default, CodeIgniter comes with the environment constant set to use 
+the value provided in ``$_SERVER['CI_ENV']``, otherwise defaults to 
 'development'. At the top of index.php, you will see::
 
-	 define('ENVIRONMENT', 'development');
+	define('ENVIRONMENT', isset($_SERVER['CI_ENV']) ? $_SERVER['CI_ENV'] : 'development');
+
+This server variable can be set in your .htaccess file, or Apache 
+config using `SetEnv <https://httpd.apache.org/docs/2.2/mod/mod_env.html#setenv>`_. 
+Alternative methods are available for nginx and other servers, or you can 
+remove this logic entirely and set the constant based on the HTTP_HOST or IP.
 
 In addition to affecting some basic framework behavior (see the next
 section), you may use this constant in your own development to
diff --git a/user_guide_src/source/general/models.rst b/user_guide_src/source/general/models.rst
index b816f958a..87f63e416 100644
--- a/user_guide_src/source/general/models.rst
+++ b/user_guide_src/source/general/models.rst
@@ -16,7 +16,7 @@ blog. You might have a model class that contains functions to insert,
 update, and retrieve your blog data. Here is an example of what such a
 model class might look like::
 
-	class Blogmodel extends CI_Model {
+	class Blog_model extends CI_Model {
 
 	    var $title   = '';
 	    var $content = '';
@@ -55,7 +55,7 @@ model class might look like::
 	}
 
 .. note:: The functions in the above example use the :doc:`Active
-	Record <../database/active_record>` database functions.
+	Record <../database/query_builder>` database functions.
 
 .. note:: For the sake of simplicity in this example we're using $_POST
 	directly. This is generally bad practice, and a more common approach
@@ -104,7 +104,7 @@ Your models will typically be loaded and called from within your
 :doc:`controller <controllers>` functions. To load a model you will use
 the following function::
 
-	$this->load->model('Model_name');
+	$this->load->model('model_name');
 
 If your model is located in a sub-folder, include the relative path from
 your models folder. For example, if you have a model located at
@@ -115,14 +115,14 @@ application/models/blog/queries.php you'll load it using::
 Once loaded, you will access your model functions using an object with
 the same name as your class::
 
-	$this->load->model('Model_name');
+	$this->load->model('model_name');
 
-	$this->Model_name->function();
+	$this->model_name->function();
 
 If you would like your model assigned to a different object name you can
 specify it via the second parameter of the loading function::
 
-	$this->load->model('Model_name', 'fubar');
+	$this->load->model('model_name', 'fubar');
 
 	$this->fubar->function();
 
@@ -133,7 +133,7 @@ view::
 
 	    function blog()
 	    {
-	        $this->load->model('Blog');
+	        $this->load->model('blog');
 
 	        $data['query'] = $this->Blog->get_last_ten_entries();
 
@@ -165,7 +165,7 @@ database. The following options for connecting are available to you:
    defined in your database config file will be used:
    ::
 
-	$this->load->model('Model_name', '', TRUE);
+	$this->load->model('model_name', '', TRUE);
 
 -  You can manually pass database connectivity settings via the third
    parameter::
diff --git a/user_guide_src/source/general/requirements.rst b/user_guide_src/source/general/requirements.rst
index 38623557d..d97b7b4b2 100644
--- a/user_guide_src/source/general/requirements.rst
+++ b/user_guide_src/source/general/requirements.rst
@@ -2,7 +2,7 @@
 Server Requirements
 ###################
 
--  `PHP <http://www.php.net/>`_ version 5.1.6 or newer.
+-  `PHP <http://www.php.net/>`_ version 5.2.4 or newer.
 -  A Database is required for most web application programming. Current
-   supported databases are MySQL (4.1+), MySQLi, MS SQL, Postgres, Oracle,
-   SQLite, ODBC and CUBRID.
\ No newline at end of file
+   supported databases are MySQL (5.1+), MySQLi, MS SQL, SQLSRV, Oracle,
+   PostgreSQL, SQLite, SQLite3, CUBRID, Interbase, ODBC and PDO.
diff --git a/user_guide_src/source/general/styleguide.rst b/user_guide_src/source/general/styleguide.rst
index b3dc08871..925954c03 100644
--- a/user_guide_src/source/general/styleguide.rst
+++ b/user_guide_src/source/general/styleguide.rst
@@ -94,7 +94,7 @@ overly long and verbose names.
 
 	class Super_class {
 
-		function __construct()
+		public function __construct()
 		{
 
 		}
@@ -149,7 +149,7 @@ months down the line. There is not a required format for comments, but
 the following are recommended.
 
 `DocBlock <http://manual.phpdoc.org/HTMLSmartyConverter/HandS/phpDocumentor/tutorial_phpDocumentor.howto.pkg.html#basics.docblock>`_
-style comments preceding class and method declarations so they can be
+style comments preceding class, method, and property declarations so they can be
 picked up by IDEs::
 
 	/**
@@ -168,11 +168,21 @@ picked up by IDEs::
 	/**
 	 * Encodes string for use in XML
 	 *
-	 * @access	public
 	 * @param	string
 	 * @return	string
 	 */
 	function xml_encode($str)
+	
+::
+
+	/**
+	 * Data for class manipulation
+	 *
+	 * @var	array
+	 */
+	public $data
+	
+	
 
 Use single line comments within code, leaving a blank line between large
 comment blocks and code.
@@ -441,6 +451,13 @@ same level as the control statement that "owns" them.
 			// ...
 			}
 		}
+		
+	try {
+		// ...
+	}
+	catch() {
+		// ...
+	}
 
 **CORRECT**::
 
@@ -470,6 +487,15 @@ same level as the control statement that "owns" them.
 			// ...
 		}
 	}
+	
+	try 
+	{
+		// ...
+	}
+	catch()
+	{
+		// ...
+	}
 
 Bracket and Parenthetic Spacing
 ===============================
diff --git a/user_guide_src/source/general/urls.rst b/user_guide_src/source/general/urls.rst
index 857078b1c..6b390b559 100644
--- a/user_guide_src/source/general/urls.rst
+++ b/user_guide_src/source/general/urls.rst
@@ -39,9 +39,10 @@ By default, the **index.php** file will be included in your URLs::
 
 	example.com/index.php/news/article/my_article
 
-You can easily remove this file by using a .htaccess file with some
-simple rules. Here is an example of such a file, using the "negative"
-method in which everything is redirected except the specified items:
+If your Apache server has mod_rewrite enabled, you can easily remove this
+file by using a .htaccess file with some simple rules. Here is an example
+of such a file, using the "negative" method in which everything is redirected
+except the specified items:
 
 ::
 	
@@ -53,6 +54,8 @@ method in which everything is redirected except the specified items:
 In the above example, any HTTP request other than those for existing
 directories and existing files is treated as a request for your index.php file.
 
+.. note:: Note: These specific rules might not work for all server configurations.
+
 Adding a URL Suffix
 ===================
 
diff --git a/user_guide_src/source/general/views.rst b/user_guide_src/source/general/views.rst
index dc65f6c4f..9b7c9daaa 100644
--- a/user_guide_src/source/general/views.rst
+++ b/user_guide_src/source/general/views.rst
@@ -49,7 +49,7 @@ replace the echo statement with the view loading function::
 	<?php
 	class Blog extends CI_Controller {
 
-		function index()
+		public function index()
 		{
 			$this->load->view('blogview');
 		}
@@ -74,14 +74,14 @@ might look something like this::
 
 	class Page extends CI_Controller {
 
-	   function index()
-	   {
-	      $data['page_title'] = 'Your title';
-	      $this->load->view('header');
-	      $this->load->view('menu');
-	      $this->load->view('content', $data);
-	      $this->load->view('footer');
-	   }
+		public function index()
+		{
+			$data['page_title'] = 'Your title';
+			$this->load->view('header');
+			$this->load->view('menu');
+			$this->load->view('content', $data);
+			$this->load->view('footer');
+		}
 
 	}
 	?>
@@ -126,7 +126,7 @@ Let's try it with your controller file. Open it add this code::
 	<?php
 	class Blog extends CI_Controller {
 
-		function index()
+		public function index()
 		{
 			$data['title'] = "My Real Title";
 			$data['heading'] = "My Real Heading";
@@ -164,7 +164,7 @@ Here's a simple example. Add this to your controller::
 	<?php
 	class Blog extends CI_Controller {
 
-		function index()
+		public function index()
 		{
 			$data['todo_list'] = array('Clean House', 'Call Mom', 'Run Errands');