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-rw-r--r--system/core/Loader.php8
-rw-r--r--system/database/DB_driver.php2
-rw-r--r--system/database/DB_query_builder.php16
-rw-r--r--system/database/DB_result.php2
-rw-r--r--system/libraries/Email.php2
-rw-r--r--system/libraries/Form_validation.php6
-rw-r--r--system/libraries/Ftp.php4
-rw-r--r--system/libraries/Javascript.php4
-rw-r--r--system/libraries/Table.php2
-rw-r--r--system/libraries/Unit_test.php4
-rw-r--r--system/libraries/User_agent.php2
-rw-r--r--system/libraries/Xmlrpc.php2
-rw-r--r--user_guide_src/source/libraries/email.rst52
13 files changed, 56 insertions, 50 deletions
diff --git a/system/core/Loader.php b/system/core/Loader.php
index 4d95d6288..1ad07f1fa 100644
--- a/system/core/Loader.php
+++ b/system/core/Loader.php
@@ -205,7 +205,7 @@ class CI_Loader {
return;
}
- if ( ! is_null($params) && ! is_array($params))
+ if ($params !== NULL && ! is_array($params))
{
$params = NULL;
}
@@ -975,7 +975,7 @@ class CI_Loader {
// Before we deem this to be a duplicate request, let's see
// if a custom object name is being supplied. If so, we'll
// return a new instance of the object
- if ( ! is_null($object_name))
+ if ($object_name !== NULL)
{
$CI =& get_instance();
if ( ! isset($CI->$object_name))
@@ -1014,7 +1014,7 @@ class CI_Loader {
// Before we deem this to be a duplicate request, let's see
// if a custom object name is being supplied. If so, we'll
// return a new instance of the object
- if ( ! is_null($object_name))
+ if ($object_name !== NULL)
{
$CI =& get_instance();
if ( ! isset($CI->$object_name))
@@ -1144,7 +1144,7 @@ class CI_Loader {
// Was a custom class name supplied? If so we'll use it
$class = strtolower($class);
- if (is_null($object_name))
+ if ($object_name === NULL)
{
$classvar = isset($this->_ci_varmap[$class]) ? $this->_ci_varmap[$class] : $class;
}
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 1e5e8c6f7..26791398a 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -993,7 +993,7 @@ abstract class CI_DB_driver {
{
return ($str === FALSE) ? 0 : 1;
}
- elseif (is_null($str))
+ elseif ($str === NULL)
{
return 'NULL';
}
diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index dc2c5e702..ac377d996 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -644,7 +644,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
? $this->_group_get_type('')
: $this->_group_get_type($type);
- if ( ! is_null($v))
+ if ($v !== NULL)
{
if ($escape === TRUE)
{
@@ -1382,7 +1382,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
$this->from($table);
}
- if ( ! is_null($where))
+ if ($where !== NULL)
{
$this->where($where);
}
@@ -1411,7 +1411,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*/
public function insert_batch($table = '', $set = NULL, $escape = NULL)
{
- if ( ! is_null($set))
+ if ($set !== NULL)
{
$this->set_insert_batch($set, '', $escape);
}
@@ -1567,7 +1567,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*/
public function insert($table = '', $set = NULL, $escape = NULL)
{
- if ( ! is_null($set))
+ if ($set !== NULL)
{
$this->set($set, '', $escape);
}
@@ -1633,7 +1633,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*/
public function replace($table = '', $set = NULL)
{
- if ( ! is_null($set))
+ if ($set !== NULL)
{
$this->set($set);
}
@@ -1742,7 +1742,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
// Combine any cached components with the current statements
$this->_merge_cache();
- if ( ! is_null($set))
+ if ($set !== NULL)
{
$this->set($set);
}
@@ -1815,12 +1815,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
// Combine any cached components with the current statements
$this->_merge_cache();
- if (is_null($index))
+ if ($index === NULL)
{
return ($this->db_debug) ? $this->display_error('db_must_use_index') : FALSE;
}
- if ( ! is_null($set))
+ if ($set !== NULL)
{
$this->set_update_batch($set, $index);
}
diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index dfd8081fd..a044fd5dc 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -354,7 +354,7 @@ class CI_DB_result {
return;
}
- if ($key !== '' && ! is_null($value))
+ if ($key !== '' && $value !== NULL)
{
$this->row_data[$key] = $value;
}
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 1834be239..997757b0a 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -1335,7 +1335,7 @@ class CI_Email {
for ($i = 0, $c = count($this->_attachments), $z = 0; $i < $c; $i++)
{
$filename = $this->_attachments[$i]['name'][0];
- $basename = is_null($this->_attachments[$i]['name'][1])
+ $basename = ($this->_attachments[$i]['name'][1] === NULL)
? basename($filename) : $this->_attachments[$i]['name'][1];
$ctype = $this->_attachments[$i]['type'];
$file_content = '';
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index c405eb6b1..bbd0b523e 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -511,7 +511,7 @@ class CI_Form_validation {
{
foreach ($this->_field_data as $field => $row)
{
- if ( ! is_null($row['postdata']))
+ if ($row['postdata'] !== NULL)
{
if ($row['is_array'] === FALSE)
{
@@ -583,7 +583,7 @@ class CI_Form_validation {
// If the field is blank, but NOT required, no further tests are necessary
$callback = FALSE;
- if ( ! in_array('required', $rules) && is_null($postdata))
+ if ( ! in_array('required', $rules) && $postdata === NULL)
{
// Before we bail out, does the rule contain a callback?
if (preg_match('/(callback_\w+(\[.*?\])?)/', implode(' ', $rules), $match))
@@ -598,7 +598,7 @@ class CI_Form_validation {
}
// Isset Test. Typically this rule will only apply to checkboxes.
- if (is_null($postdata) && $callback === FALSE)
+ if ($postdata === NULL && $callback === FALSE)
{
if (in_array('isset', $rules, TRUE) OR in_array('required', $rules))
{
diff --git a/system/libraries/Ftp.php b/system/libraries/Ftp.php
index b8729a9c7..dc6bbd226 100644
--- a/system/libraries/Ftp.php
+++ b/system/libraries/Ftp.php
@@ -266,7 +266,7 @@ class CI_FTP {
}
// Set file permissions if needed
- if ( ! is_null($permissions))
+ if ($permissions !== NULL)
{
$this->chmod($path, (int) $permissions);
}
@@ -320,7 +320,7 @@ class CI_FTP {
}
// Set file permissions if needed
- if ( ! is_null($permissions))
+ if ($permissions !== NULL)
{
$this->chmod($rempath, (int) $permissions);
}
diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php
index 542a0ecde..7f1d85511 100644
--- a/system/libraries/Javascript.php
+++ b/system/libraries/Javascript.php
@@ -737,7 +737,7 @@ class CI_Javascript {
{
// JSON data can optionally be passed to this function
// either as a database result object or an array, or a user supplied array
- if ( ! is_null($result))
+ if ($result !== NULL)
{
if (is_object($result))
{
@@ -823,7 +823,7 @@ class CI_Javascript {
*/
protected function _prep_args($result, $is_key = FALSE)
{
- if (is_null($result))
+ if ($result === NULL)
{
return 'null';
}
diff --git a/system/libraries/Table.php b/system/libraries/Table.php
index 865699052..b77fcf19d 100644
--- a/system/libraries/Table.php
+++ b/system/libraries/Table.php
@@ -291,7 +291,7 @@ class CI_Table {
{
// The table data can optionally be passed to this function
// either as a database result object or an array
- if ( ! is_null($table_data))
+ if ($table_data !== NULL)
{
if (is_object($table_data))
{
diff --git a/system/libraries/Unit_test.php b/system/libraries/Unit_test.php
index de8c9bb80..7a67c7276 100644
--- a/system/libraries/Unit_test.php
+++ b/system/libraries/Unit_test.php
@@ -356,12 +356,12 @@ class CI_Unit_test {
*/
protected function _parse_template()
{
- if ( ! is_null($this->_template_rows))
+ if ($this->_template_rows !== NULL)
{
return;
}
- if (is_null($this->_template) OR ! preg_match('/\{rows\}(.*?)\{\/rows\}/si', $this->_template, $match))
+ if ($this->_template === NULL OR ! preg_match('/\{rows\}(.*?)\{\/rows\}/si', $this->_template, $match))
{
$this->_default_template();
return;
diff --git a/system/libraries/User_agent.php b/system/libraries/User_agent.php
index 542deb738..1f4b2fa52 100644
--- a/system/libraries/User_agent.php
+++ b/system/libraries/User_agent.php
@@ -158,7 +158,7 @@ class CI_User_agent {
$this->agent = trim($_SERVER['HTTP_USER_AGENT']);
}
- if ( ! is_null($this->agent) && $this->_load_agent_file())
+ if ($this->agent !== NULL && $this->_load_agent_file())
{
$this->_compile_data();
}
diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php
index c3c7690f0..9e60791ae 100644
--- a/system/libraries/Xmlrpc.php
+++ b/system/libraries/Xmlrpc.php
@@ -368,7 +368,7 @@ class CI_Xmlrpc {
*/
public function timeout($seconds = 5)
{
- if ( ! is_null($this->client) && is_int($seconds))
+ if ($this->client !== NULL && is_int($seconds))
{
$this->client->timeout = $seconds;
}
diff --git a/user_guide_src/source/libraries/email.rst b/user_guide_src/source/libraries/email.rst
index 8643444f8..7d468251c 100644
--- a/user_guide_src/source/libraries/email.rst
+++ b/user_guide_src/source/libraries/email.rst
@@ -40,8 +40,6 @@ This example assumes you are sending the email from one of your
$this->email->send();
- echo $this->email->print_debugger();
-
Setting Email Preferences
=========================
@@ -51,7 +49,7 @@ or automatically via preferences stored in your config file, described
below:
Preferences are set by passing an array of preference values to the
-email initialize function. Here is an example of how you might set some
+email initialize method. Here is an example of how you might set some
preferences::
$config['protocol'] = 'sendmail';
@@ -71,8 +69,8 @@ If you prefer not to set preferences using the above method, you can
instead put them into a config file. Simply create a new file called the
email.php, add the $config array in that file. Then save the file at
config/email.php and it will be used automatically. You will NOT need to
-use the $this->email->initialize() function if you save your preferences
-in a config file.
+use the ``$this->email->initialize()`` method if you save your
+preferences in a config file.
Email Preferences
=================
@@ -107,8 +105,8 @@ Preference Default Value Options Descript
**dsn** FALSE TRUE or FALSE (boolean) Enable notify message from server
=================== ====================== ============================ =======================================================================
-Email Function Reference
-========================
+Email Methods Reference
+=======================
$this->email->from()
--------------------
@@ -125,10 +123,10 @@ You can also set a Return-Path, to help redirect undelivered mail::
'smtp' as your protocol.
$this->email->reply_to()
--------------------------
+------------------------
Sets the reply-to address. If the information is not provided the
-information in the "from" function is used. Example::
+information in the "from" method is used. Example::
$this->email->reply_to('you@example.com', 'Your Name');
@@ -177,7 +175,7 @@ Sets the email message body::
$this->email->message('This is my message');
$this->email->set_alt_message()
----------------------------------
+-------------------------------
Sets the alternative email message body::
@@ -200,21 +198,21 @@ Appends additional headers to the e-mail::
$this->email->clear()
---------------------
-Initializes all the email variables to an empty state. This function is
-intended for use if you run the email sending function in a loop,
+Initializes all the email variables to an empty state. This method is
+intended for use if you run the email sending method in a loop,
permitting the data to be reset between cycles.
::
foreach ($list as $name => $address)
{
- $this->email->clear();
+ $this->email->clear();
- $this->email->to($address);
- $this->email->from('your@example.com');
- $this->email->subject('Here is your info '.$name);
- $this->email->message('Hi '.$name.' Here is the info you requested.');
- $this->email->send();
+ $this->email->to($address);
+ $this->email->from('your@example.com');
+ $this->email->subject('Here is your info '.$name);
+ $this->email->message('Hi '.$name.' Here is the info you requested.');
+ $this->email->send();
}
If you set the parameter to TRUE any attachments will be cleared as
@@ -225,15 +223,15 @@ well::
$this->email->send()
--------------------
-The Email sending function. Returns boolean TRUE or FALSE based on
+The Email sending method. Returns boolean TRUE or FALSE based on
success or failure, enabling it to be used conditionally::
if ( ! $this->email->send())
{
- // Generate error
+ // Generate error
}
-This function will automatically clear all parameters if the request was
+This method will automatically clear all parameters if the request was
successful. To stop this behaviour pass FALSE::
if ($this->email->send(FALSE))
@@ -241,12 +239,15 @@ successful. To stop this behaviour pass FALSE::
// Parameters won't be cleared
}
+.. note:: In order to use the ``print_debugger()`` method, you need
+ to avoid clearing the email parameters.
+
$this->email->attach()
----------------------
Enables you to send an attachment. Put the file path/name in the first
parameter. Note: Use a file path, not a URL. For multiple attachments
-use the function multiple times. For example::
+use the method multiple times. For example::
$this->email->attach('/path/to/photo1.jpg');
$this->email->attach('/path/to/photo2.jpg');
@@ -278,6 +279,11 @@ Valid options are: **headers**, **subject**, **body**.
Example::
+ // You need to pass FALSE while sending in order for the email data
+ // to not be cleared - if that happens, print_debugger() would have
+ // nothing to output.
+ $this->email->send(FALSE);
+
// Will only print the email headers, excluding the message subject and body
$this->email->print_debugger(array('headers'));
@@ -301,4 +307,4 @@ message like this::
wrapped normally.
-Place the item you do not want word-wrapped between: {unwrap} {/unwrap}
+Place the item you do not want word-wrapped between: {unwrap} {/unwrap} \ No newline at end of file