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<?php  if ( ! defined('AVIA_FW')) exit('No direct script access allowed');
/**
 * This file holds the class that creates styles for the theme based on the backend options
 *
 *
 * @author		Christian "Kriesi" Budschedl
 * @copyright	Copyright (c) Christian Budschedl
 * @link		http://kriesi.at
 * @link		http://aviathemes.com
 * @since		Version 1.0
 * @package 	AviaFramework
 */

/**
 *
 */

if( !class_exists( 'avia_style_generator' ) )
{

/**
	 *  The avia_style_generator class holds all methods necessary to create and overwrite the default css styles with those set in the wordpress backend
	 *  @package 	AviaFramework
	 */

class avia_style_generator
	{

/**
		 * This array hold all styledata defined for the theme that should be overwriten dynamically
		 * @var array
		 */
		var $rules;

/**
		 * $output contains the html string that is printed in the frontend
		 * @var string
		 */
		var $output = "";

/**
		 * $extra_output contains html content that should be printed after the actual css rules. for example a javascript with cufon rules
		 * @var string
		 */
		var $extra_output = "";
		var $webfont_count = 1;

/*
         * Add print var to check if we need to output style tags or not
         */
        var $print_styles = '';
        var $print_extra_output = '';
        var $used_fonts = array();

public function __construct(&$avia_superobject, $print_styles = true, $print_extra_output = true, $addaction = true)
        {
            $this->print_styles = $print_styles;
            $this->print_extra_output = $print_extra_output;

//check if stylesheet exists...
			$safe_name = avia_backend_safe_string($avia_superobject->base_data['prefix']);
			
            if( get_option('avia_stylesheet_exists'.$safe_name) == 'true' ) $this->print_styles = false;

if($addaction) add_action('wp_head',array(&$this, 'create_styles'),1000);
        }

public function __destruct()
        {
            unset($this->print_styles);
            unset($this->print_extra_output);
        }

function create_styles()
		{
			global $avia_config;
			if(!isset($avia_config['font_stack'])) $avia_config['font_stack'] = "";
			if(!isset($avia_config['style'])) return;

$avia_config['style'] = apply_filters('avia_style_filter',$avia_config['style']);
			$this->rules = $avia_config['style'];

if(is_array($this->rules))
			{
				foreach($this->rules as $rule)
				{
					//check if a executing method was passed, if not simply put the string together based on the key and value array
					if(isset($rule['key']) && method_exists($this, $rule['key']) && $rule['value'] != "")
					{
						$this->output .= $this->$rule['key']($rule)."\n";
					}
					else if($rule['value'] != "")
					{
						$this->output .= $rule['elements']."{\n".$rule['key'].":".$rule['value'].";\n}\n\n";
					}

}

//output inline css in head section or return the style code
                if( !empty($this->output) )
                {
                    if( !empty($this->print_styles) )
                    {
                        $this->print_styles();
                    }
                    else
                    {
                        $return = $this->output;
                    }
                }
                if($this->print_extra_output) $this->print_extra_output();
                if(!empty($return)) return $return;
			}
		}

function print_styles()
		{
			echo "\n\n";
			echo "<style type='text/css' id='dynamic-styles'>\n";
			echo $this->output;
			echo "</style>\n";
			echo "\n\n\n";
		}

function print_extra_output()
        {
            echo $this->extra_output;
        }

function cufon($rule)
		{
			$rule_split = explode('__',$rule['value']);
			if(!isset($rule_split[1])) $rule_split[1] = 1;
			$this->extra_output .= "\n\n";
			$this->extra_output .= "<script type='text/javascript' src='".AVIA_JS_URL."fonts/cufon.js'></script>\n";
			$this->extra_output .= "<script type='text/javascript' src='".AVIA_JS_URL."fonts/".$rule_split[0].".font.js'></script>\n";
			$this->extra_output .= "<script type='text/javascript'>\n\tvar avia_cufon_size_mod = '".$rule_split[1]."'; \n\tCufon.replace('".$rule['elements']."',{  fontFamily: 'cufon', hover:'true' }); \n</script>\n";
		}

function google_webfont($rule)
		{
			global $avia_config;

//check if the font has a weight applied to it and extract it. eg: "Yanone Kaffeesatz:200"
			$font_weight = "";
			$get_google_font = true;

if(strpos($rule['value'], ":") !== false)
			{
				$data = explode(':',$rule['value']);
				$rule['value'] = $data[0];
				$font_weight = ":".$data[1];
			}

$rule_split = explode('__',$rule['value']);

if(!isset($rule_split[1])) $rule_split[1] = 1;

if(strpos($rule_split[0], 'websave') !== false)
			{

$rule_split = explode(',',$rule_split[0]);
				$rule_split = strtolower(" ".$rule_split[0]);
				$rule_split = str_replace('"','',$rule_split);
				$rule_split = str_replace("'",'',$rule_split);
				$rule_split = str_replace("-websave",'',$rule_split);

$avia_config['font_stack'] .= $rule_split.'-websave';
				$rule_split = array(str_replace( "-", " " , $rule_split ), 1);
				$get_google_font = false;
			}

$prefix = "http";
			if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') $prefix = "https";

if($get_google_font){
			
			if(!in_array($rule_split[0], $this->used_fonts))
			{
				$this->extra_output .= "\n\n";
				$this->extra_output .= '<link id="google_webfont_'.$this->webfont_count.'" rel="stylesheet" type="text/css" href="'.$prefix.'://fonts.googleapis.com/css?family='.str_replace(' ','+',$rule_split[0]).$font_weight.'" />';
			}
			
			$this->webfont_count++;
			if(!empty($font_weight) && strpos($font_weight,',') === false) { $font_weight = "\nfont-weight".$font_weight.";";} else { $font_weight = ""; }
			}

$this->output .= $rule['elements']."{\nfont-family:'".$rule_split[0]."', 'HelveticaNeue', 'Helvetica Neue', Helvetica, Arial, sans-serif;".$font_weight."\n}\n\n";
			if($rule_split[1] !== 1 && $rule_split[1]) $this->output .= $rule['elements']."{\nfont-size:".$rule_split[1]."em;\n}\n\n";

$avia_config['font_stack'] .= " ".strtolower( str_replace( " ", "_" , $rule_split[0] ))." ";
			
			$this->used_fonts[] = $rule_split[0];
		}

function direct_input($rule)
		{
			return $rule['value'];
		}

function backgroundImage($rule)
		{
			return $rule['elements']."{\nbackground-image:url(".$rule['value'].");\n}\n\n";
		}

}
}

[-] class-megamenu.php [open]
[+] auto-updates
[-] class-media.php [open]
[-] class-framework-widgets.php [open]
[-] class-metabox.php [open]
[-] inc-autoconfig.php [open]
[+] wordpress-importer
[-] class-database-option-sets.php [open]
[-] inc-avia-importer.php [open]
[-] class-sidebar-generator.php [open]
[+] ..
[-] class-form-generator.php [open]
[-] class-style-generator.php [open]
[-] class-htmlhelper.php [open]
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[-] function-set-avia-frontend.php [open]
[-] class-update-notifier.php [open]
[-] class-superobject.php [open]
[+] avia_shortcodes
[-] class-tgm-plugin-activation.php [open]
[-] function-set-avia-backend.php [open]
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