<?php

/**
 * This file handles the loading of the QuadroIdeas Framework
 * that powers the theme.
 * 
 * The following variables need to be set up from the theme itself:
 * 
 * $patterns_qty 		- Sets the available background patterns quantity
 * $theme_slug			- Sets theme slug, for internal use only
 * $docs_url 			- Sets the URL for this theme's docs
 * $support_url			- Sets theme support URL for internal links
 * $dcontent_file		- Sets demo content file name if it'll be use for demo content import
 * $dcontent_settings	- Sets demo settings file name if it'll be use for demo content import
 * $dcontent_widgets	- Sets demo widgets file name if it'll be use for demo content import
 * $dcontent_plugins	- Sets joined plugins array to be used for demo content import
 * $dcontent_reading	- Sets Reading Settings option to be used for demo content import
 * $dcontent_front		- Sets Reading Settings Front Page option to be used for demo content import
 * $dcontent_posts		- Sets Reading Settings Posts Page option to be used for demo content import
 */


/*-----------------------------------------------------------------------------------*/
/*	Including Framework Files
/*-----------------------------------------------------------------------------------*/

/**
 * Custom Hooks
 */
require( get_template_directory() . '/inc/qi-framework/hooks.php' );

/**
 * Get Quadro Options file
 */
require( get_template_directory() . '/inc/qi-framework/options.php' );

/**
 * Load Customizer Addition
 */
// require( get_template_directory() . '/inc/qi-framework/options-customizer.php' );

/**
 * Custom functions that act independently of the theme templates.
 */
require( get_template_directory() . '/inc/qi-framework/extras.php' );

/**
 * Custom template tags for the theme.
 */
require( get_template_directory() . '/inc/qi-framework/template-tags.php' );


/*-----------------------------------------------------------------------------------*/
/*	Including Framework Backend Files
/*-----------------------------------------------------------------------------------*/

// Load for ADMIN ONLY
if ( is_admin() ) {

	/**
	 * Including Quadro Theme Welcoming Message (ADMIN ONLY)
	 */
	require( get_template_directory() . '/inc/qi-framework/welcome-msg.php' );

	/**
	 * Including Quadro Custom Fields functions (ADMIN ONLY)
	 */
	require( get_template_directory() . '/inc/qi-framework/custom-fields-functions.php' );

	/**
	 * Including Font Awesome Icons definition (ADMIN ONLY)
	 */
	require( get_template_directory() . '/inc/qi-framework/font-awesome-list.php' );

	/**
	 * Including Quadro Dashboard Helper (ADMIN ONLY)
	 */
	require( get_template_directory() . '/inc/qi-framework/dashboard-helper.php' );
	
	/**
	 * Including Theme Update Checker (ADMIN ONLY)
	 */
	require( get_template_directory() . '/inc/qi-framework/update.php' );

	/**
	 * Load TGM Plugin Activation Class
	 */
	function tgm_setup() {
		require( get_template_directory() . '/inc/qi-framework/class-tgm-plugin-activation.php');
	}
	// add_action( 'after_setup_theme', 'tgm_setup' );

}


/*-----------------------------------------------------------------------------------*/
/*	Enqueuing Frontend and Backend Scripts
/*-----------------------------------------------------------------------------------*/

/**
 * Enqueue scripts and styles
 */
function qi_scripts() {
	
	wp_enqueue_script('jquery');
	
	// Call Icon fonts
	wp_enqueue_style( 'quadro-font-awesome', '//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css', array(), '3.2.1' );

}
add_action( 'wp_enqueue_scripts', 'qi_scripts' );


/**
 * Checks if Font Awesome can be loaded externally and brings local version if not.
 */
function quadro_load_ext_fawesome() {
	$url = 'http://maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css';
	$test_url = wp_remote_fopen($url); // Test parameters
	if( $test_url === false ) { // Test if the URL exists
		// Load local
		wp_deregister_style( 'quadro-font-awesome' );
		wp_enqueue_style( 'quadro-font-awesome', get_template_directory_uri() . '/inc/qi-framework/fonts/font-awesome/font-awesome.min.css' );
		$font_declare = "@font-face{font-family:'FontAwesome';src:url('".get_template_directory_uri()."/inc/qi-framework/fonts/font-awesome/fontawesome-webfont.eot?v=4.0.3');src:url('".get_template_directory_uri()."/inc/qi-framework/fonts/font-awesome/fontawesome-webfont.eot?#iefix&v=4.0.3') format('embedded-opentype'),url('".get_template_directory_uri()."/inc/qi-framework/fonts/font-awesome/fontawesome-webfont.woff?v=4.0.3') format('woff'),url('".get_template_directory_uri()."/inc/qi-framework/fonts/font-awesome/fontawesome-webfont.ttf?v=4.0.3') format('truetype'),url('".get_template_directory_uri()."/inc/qi-framework/fonts/font-awesome/fontawesome-webfont.svg?v=4.0.3#fontawesomeregular') format('svg');";
		wp_add_inline_style( 'quadro-font-awesome', $font_declare );
	}
}
add_action('wp_enqueue_scripts', 'quadro_load_ext_fawesome');
add_action('admin_enqueue_scripts', 'quadro_load_ext_fawesome');


/**
 * Enqueue admin scripts and styles
 */
function qi_admin_scripts() {

	wp_enqueue_script('jquery');
	wp_enqueue_script('jquery-ui-core');
	wp_enqueue_script('jquery-ui-sortable');

	wp_register_script('adminscripts', get_template_directory_uri() . '/inc/qi-framework/js/admin-scripts.js', 'jquery', '', true);
	wp_enqueue_script('adminscripts');

	wp_register_style('qi-framework-styles', get_template_directory_uri() . '/inc/qi-framework/framework-styles.css', '');
	wp_enqueue_style('qi-framework-styles');

	wp_enqueue_style('thickbox');
	wp_enqueue_script('thickbox');

	// Enqueue New Media Manager
	wp_enqueue_media();

	// Call Icon fonts
	wp_enqueue_style('quadro-font-awesome', '//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css', array(), '3.2.1');

}
add_action( 'admin_enqueue_scripts', 'qi_admin_scripts' );


/*-----------------------------------------------------------------------------------*/
/*	Enabling ColorPicker Script through Farbtastic
/*-----------------------------------------------------------------------------------*/

function quadro_page_cpicker_scripts() {
	wp_enqueue_script('farbtastic');
}

function quadro_page_cpicker_styles() {
	wp_enqueue_style('farbtastic');
}

add_action( 'admin_print_scripts', 'quadro_page_cpicker_scripts' );
add_action( 'admin_print_styles', 'quadro_page_cpicker_styles' );


/*-----------------------------------------------------------------------------------*/
/*	Retina uploading & resizing functions
/*  http://wp.tutsplus.com/tutorials/theme-development/ensuring-your-theme-has-retina-support
/*-----------------------------------------------------------------------------------*/

if ( $quadro_options['retina_enable'] == true ) {

	add_filter( 'wp_generate_attachment_metadata', 'quadro_retina_support_attachment_meta', 10, 2 );
	/**
	 * Retina images
	 * 
	 * This function is attached to the 'wp_generate_attachment_metadata' filter hook.
	 */
	function quadro_retina_support_attachment_meta( $metadata, $attachment_id ) {
		foreach ( $metadata as $key => $value ) {
			if ( is_array( $value ) ) {
				foreach ( $value as $image => $attr ) {
					if ( is_array( $attr ) )
						quadro_retina_support_create_images( get_attached_file( $attachment_id ), $attr['width'], $attr['height'], true );
				}
			}
		}
	 
		return $metadata;
	}

	/**
	 * Create retina-ready images
	 *
	 * Referenced via quadro_retina_support_attachment_meta().
	 */
	function quadro_retina_support_create_images( $file, $width, $height, $crop = false ) {
		if ( $width || $height ) {
			$resized_file = wp_get_image_editor( $file );
			if ( ! is_wp_error( $resized_file ) ) {
				$filename = $resized_file->generate_filename( $width . 'x' . $height . '@2x' );
	 
				$resized_file->resize( $width * 2, $height * 2, $crop );
				$resized_file->save( $filename );
	 
				$info = $resized_file->get_size();
	 
				return array(
					'file' => wp_basename( $filename ),
					'width' => $info['width'],
					'height' => $info['height'],
				);
			}
		}
		return false;
	}

	add_filter( 'delete_attachment', 'quadro_delete_retina_support_images' );
	/**
	 * Delete retina-ready images
	 *
	 * This function is attached to the 'delete_attachment' filter hook.
	 */
	function quadro_delete_retina_support_images( $attachment_id ) {
		$meta = wp_get_attachment_metadata( $attachment_id );
		if ( $meta ) {
			$upload_dir = wp_upload_dir();
			$path = pathinfo( $meta['file'] );
			foreach ( $meta as $key => $value ) {
				if ( 'sizes' === $key ) {
					foreach ( $value as $sizes => $size ) {
						$original_filename = $upload_dir['basedir'] . '/' . $path['dirname'] . '/' . $size['file'];
						$retina_filename = substr_replace( $original_filename, '@2x.', strrpos( $original_filename, '.' ), strlen( '.' ) );
						if ( file_exists( $retina_filename ) )
							unlink( $retina_filename );
					}
				}
			}
		}
	}

} // End if Retina Option Enabled

/*-----------------------------------------------------------------------------------*/
/*	Adding supported plugins features
/*-----------------------------------------------------------------------------------*/

function quadro_plugins_support() {
	
	// Site Origin Page Builder Styles
	if( function_exists( 'siteorigin_panels_activate' ) ) {
		wp_enqueue_style( 'quadro-page-builder', get_template_directory_uri() . '/inc/qi-framework/plugins/page-builder-styles.css' );
	}

	// Crelly Slider Styles
	if( class_exists( 'CrellySliderCommon' ) ) {
		wp_enqueue_style( 'quadro-crelly-slider', get_template_directory_uri() . '/inc/qi-framework/plugins/crelly-slider-styles.css' );
	}

}
add_action( 'wp_enqueue_scripts', 'quadro_plugins_support' );