Themes and Style Sheets

Get style sheet

$this->getStyleSheet()

Load stylesheet in header

<?php echo $this->getStyleSheet('main.css')?>

Get theme path

$this->getThemePath()

Print out the name of your site

<?php print SITE; ?>

Get the relative directory of your site (useful for linking)

<?php print DIR_REL; ?>
<a href="<?=DIR_REL?>/">Back to Home</a>

Use to load an image from theme image directory

<img src="<?=$this->getThemePath()?>/image/photo.png">

Set theme path

$view->setTheme(PageTheme::getByHandle('Theme_Handle')

Use a theme path in a block

<?php
$v = View::getInstance();
$themePath = $v->getThemePath();
?>

To display an image from your theme's image directory

<img src="<?php echo $themePath ?>/images/photo.png">

Working with Pages in your Blocks and Themes

Obtain the current Page object

$page = Page::getCurrentPage();

Get a Page's Name

<?php echo $page->getCollectionName() ?>

Get a Page's Handle

<?php print $page->getCollectionHandle(); ?>

Create a div for adding styles to individual pages

<div id="<?php $page->getCollectionHandle() ?> "> </div>

Get a Page's ID

getCollectionID() ?>

Get a Page's Description

getCollectionDescription(); ?>

Display page description

getCollectionDescription() ?>

Get a page's parent page ID

$page ->getCollectionParentID()

Display parent page page ID

<?php echo $page->getCollectionParentID() ?>

Display a Page's Parents Page Name

<?php
  $parentPage = Page::getByID($page->getCollectionParentID());
  echo $parentPage->getCollectionName();
?>

Find handle of parent page and do something

<?php
$parentPage = Page::getByID($page->getCollectionParentID());
if ( $parentPage->getCollectionName()  == 'es' ) {
    echo '<h2><a href="/index.php/gallery">Galeria</a>';
} else {
    echo '<h2><a href="/index.php/gallery">Gallery</a>';
}
?>

Get a page attribute value

$page->getCollectionAttributeValue()

Display a page text attribute

getAttribute('attribute_handle') ?>

Display an image from page attribute

<img src="<?php echo($page->getAttribute('page_thumbnail')->getVersion()->getRelativePath());?>" width="120px" height="160px">

If a page file/image attribute is set, display download link

<?php 
 if($page->getAttribute('attribute_name')) {
 echo '<a href="' .  $page->getAttribute('attribute_name')->getVersion()->getRelativePath() .' ">Download PDF</a>';
}
?>

Get date The page was added/created

<? 
print $page->getCollectionDateAdded('F j, Y');
?>

Display date page was added.

getCollectionDateAdded('F j, Y') ?>

Get Public Date/Time in Page Properties

<? $page->getCollectionDatePublic('F j, Y'); ?>

Display Public Date

getCollectionDatePublic('F j, Y') ?>

Display date/time page was last edited

<?php
 
  Loader::model('page_statistics');
 
  echo date('F j, Y', strtotime(pageStatistics::getSiteLastEdit()));
 
?>

Compare today's date with a page's date/time attribute (end_date) and do something - Using Date Helper to format ($mask=) display of date and time.

<?php 
 $date = Loader::helper("date");
 if($date->getSystemDateTime($page->getCollectionAttributeValue('end_date'), $mask = 'd-m-Y G:i')  >  $date->getLocalDateTime('now',$mask = 'd-m-Y G:i')) {
    echo 'End date is greater than today';
  }
?>

Select nav based on page attributes - See language Switching

<?php
 
  if ($page->getCollectionAttributeValue('spanish_menus')) {  
 
$block = Block::getByName('Spanish Menus');  
 
if( is_object($block) ) $block->display();  
 
  } else {  
 
$block = Block::getByName('English Menus');  
 
if( is_object($block) ) $block->display();  
 
  }
 
?>

Working with Blocks

Insert a block in a page (from scrapbook)

<?php
 $block = Block::getByName('Language Select');  
 if( is_object($block) ) $block->display();  
?>

Add space between blocks in edit mode

<?php  if ($page->isEditMode()) { ?>
 
  <div style="min-height: 20px"> </div>
 
<?php  } ?>

Users

Display a User's name

<?php
  $u = new User();
  echo $u->getUserName(); 
?>

If a user is logged in do something

<?php
  $u = new User();
  if($u->isRegistered()); {
      echo 'Hello '.$u->getUserName(); 
  }
 
?>

Credits 

This has been collected from our forums and the following articles written by members of our community:

• Weblicating: Cheat Sheet

Release: Editing: beginner's guide v0.9

Hello all NEW THREAD: http://www.concrete5.org/community/forums/documentation_efforts/release-beginnerand039s-guide-to-editing-v1-0/ (go there instead!) I'm in the process of writing a beginner's guide that will help our clients use the WYSIW…

Might be useful to add body css classes based on page types

I see $c is a global object in all templates that shows the current page collection. Sometimes for some css juggling it comes very handy to have the page type available as a body css class. Here's the code I deciphered from the Page class/model: [co…

Update info under "Users"

Shouldn't you use [code]$u->checkLogin()[/code] under "If a user is logged in do something" instead of [code]$u->isRegistered()[/code] as per http://www.concrete5.org/community/forums/customizing_c5/isloggedin-and-isregistered/ http://www.concrete5.org/…