Timber\Helper

As the name suggests these are helpers for Timber (and you!) when developing. You can find additional (mainly internally-focused helpers) in TimberURLHelper

Overview #

Methods #

Name	Type	Returns/Description
ob_function	`string`
start_timer	`\Timber\float`
transient	`mixed`

Class Methods #

array_to_object #

array_to_object( array $array )

returns: \stdClass

Name	Type	Description
$array	`array`

array_truncate #

array_truncate( array $array, int $len )

returns: array

Name	Type	Description
$array	`array`
$len	`int`

close_tags #

DEPRECATED since 1.2.0

close_tags( string $html )

returns: string

Name	Type	Description
$html	`string`

convert_wp_object #

convert_wp_object( \Timber\mix $obj )

returns: \Timber\mix Instance of equivalent Timber object, or the argument if no match is found

Converts a WP object (WP_Post, WP_Term) into his equivalent Timber class (Timber\Post, Timber\Term).

If no match is found the function will return the initial argument.

Name	Type	Description
$obj	`\Timber\mix`	WP Object

error_log #

error_log( mixed $error )

returns: void

Name	Type	Description
$error	`mixed`

filter_array #

filter_array( array $list, \Timber\callback/string/array $arrow, string $operator="AND" )

returns: array

Filters a list of objects, based on a set of key => value arguments. Uses native Twig Filter.

Name	Type	Description
$list	`array`	to filter.
$arrow	`\Timber\callback/string/array`	function used for filtering, string or array for backward compatibility.
$operator	`string`	to use (AND, NOT, OR). For backward compatibility.

function_wrapper #

DEPRECATED since 1.3.0

function_wrapper( mixed $function_name, array $defaults=array(), bool $return_output_buffer=false )

returns: \Timber\FunctionWrapper/mixed

Name	Type	Description
$function_name	`mixed`	String or array( $class( string
$defaults	`array`
$return_output_buffer	`bool`	Optional. Return function output instead of return value. Default false.

get_comment_form #

DEPRECATED 0.21.8 use {{ function('comment_form') }} instead

get_comment_form( mixed/int $post_id=null, array $args=array() )

returns: string

Gets the comment form for use on a single article page

Name	Type	Description
$post_id	`mixed/int`	which post_id should the form be tied to?
$args	`array`

get_current_url #

get_current_url( )

returns: string

get_object_by_property #

get_object_by_property( array $array, string $key, mixed $value )

returns: array/null

Name	Type	Description
$array	`array`
$key	`string`
$value	`mixed`

get_object_index_by_property #

get_object_index_by_property( array $array, string $key, mixed $value )

returns: bool/int

Name	Type	Description
$array	`array`
$key	`string`
$value	`mixed`

get_wp_title #

get_wp_title( string $separator=" ", string $seplocation="left" )

returns: string

Name	Type	Description
$separator	`string`
$seplocation	`string`

is_array_assoc #

is_array_assoc( array $arr )

returns: bool

Name	Type	Description
$arr	`array`

is_true #

is_true( mixed $value )

returns: bool

Name	Type	Description
$value	`mixed`

iseven #

iseven( int $i )

returns: bool

Name	Type	Description
$i	`int`

isodd #

isodd( int $i )

returns: bool

Name	Type	Description
$i	`int`

ob_function #

ob_function( \Timber\callback $function, array $args=array() )

returns: string

Calls a function with an output buffer. This is useful if you have a function that outputs text that you want to capture and use within a twig template.

Name	Type	Description
$function	`\Timber\callback`
$args	`array`

PHP

<?php
function the_form() {
    echo '<form action="form.php"><input type="text" /><input type="submit /></form>';
}
$context = Timber::context();
$context['post'] = new Timber\Post();
$context['my_form'] = TimberHelper::ob_function('the_form');
Timber::render('single-form.twig', $context);

Twig

<h1>{{ post.title }}</h1>
{{ my_form }}

HTML

<h1>Apply to my contest!</h1>
<form action="form.php"><input type="text" /><input type="submit /></form>

osort #

osort( array $array, string $prop )

returns: void

Name	Type	Description
$array	`array`
$prop	`string`

paginate_links #

DEPRECATED since 1.1.2

paginate_links( array $args=array() )

returns: array

Name	Type	Description
$args	`array`

pluck #

pluck( array $array, string $key )

returns: void

Plucks the values of a certain key from an array of objects

Name	Type	Description
$array	`array`
$key	`string`

start_timer #

start_timer( )

returns: \Timber\float

For measuring time, this will start a timer

stop_timer #

stop_timer( int $start )

returns: string

For stopping time and getting the data

Name	Type	Description
$start	`int`

PHP

<?php
$start = TimberHelper::start_timer();
// do some stuff that takes awhile
echo TimberHelper::stop_timer( $start );

transient #

transient( string $slug, \Timber\callable $callback, \Timber\integer $transient_time, mixed/\Timber\integer $lock_timeout=5, bool/boolean $force=false )

returns: mixed

A utility for a one-stop shop for Transients

Name	Type	Description
$slug	`string`	Unique identifier for transient
$callback	`\Timber\callable`	Callback that generates the data that's to be cached
$transient_time	`\Timber\integer`	(optional) Expiration of transients in seconds
$lock_timeout	`mixed/\Timber\integer`	(optional) How long (in seconds) to lock the transient to prevent race conditions
$force	`bool/boolean`	(optional) Force callback to be executed when transient is locked

PHP

<?php
$context = Timber::context();
$context['favorites'] = Timber\Helper::transient('user-' .$uid. '-favorites', function() use ($uid) {
 	//some expensive query here that's doing something you want to store to a transient
 	return $favorites;
}, 600);
Timber::render('single.twig', $context);

trim_words #

DEPRECATED since 1.2.0

trim_words( string $text, mixed/int $num_words=55, mixed/string/null/false $more=null, string $allowed_tags="p a span b i br blockquote" )

returns: string

Name	Type	Description
$text	`string`
$num_words	`mixed/int`
$more	`mixed/string/null/false`	text to appear in "Read more...". Null to use default, false to hide
$allowed_tags	`string`

warn #

warn( string $message )

returns: boolean

Name	Type	Description
$message	`string`	that you want to output

wp_list_filter #

wp_list_filter( array $list, string/array $args, string $operator="AND" )

returns: array

Filters a list of objects, based on a set of key => value arguments. Uses WordPress WP_List_Util's filter.

Name	Type	Description
$list	`array`	to filter.
$args	`string/array`	to search for.
$operator	`string`	to use (AND, NOT, OR).

handle_transient_locking #

handle_transient_locking( string $slug, \Timber\callable $callback, \Timber\integer $transient_time, \Timber\integer $lock_timeout, boolean $force, boolean $enable_transients )

returns: void

Does the dirty work of locking the transient, running the callback and unlocking

Name	Type	Description
$slug	`string`
$callback	`\Timber\callable`
$transient_time	`\Timber\integer`	Expiration of transients in seconds
$lock_timeout	`\Timber\integer`	How long (in seconds) to lock the transient to prevent race conditions
$force	`boolean`	Force callback to be executed when transient is locked
$enable_transients	`boolean`	Force callback to be executed when transient is locked