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<?php
/**
* Electro Media related functions
*
* @package electro
*/
if ( ! function_exists( 'electro_register_image_sizes' ) ) {
/**
* Registers all image sizes used in electro
*/
function electro_register_image_sizes() {
if( apply_filters( 'electro_register_image_sizes', true ) ) {
add_image_size( 'electro_blog_small', 430, 245, true );
add_image_size( 'electro_blog_medium', 870, 460, true );
add_image_size( 'electro_blog_large', 1170, 615, true );
add_image_size( 'electro_blog_carousel', 270, 180, true );
}
}
}
if( ! function_exists( 'electro_get_image_sizes' ) ) {
/**
* List available image sizes with width and height following
* @since 1.0.0
* @return mixed
*/
function electro_get_image_sizes( $size = '' ) {
global $_wp_additional_image_sizes;
$sizes = array();
$get_intermediate_image_sizes = get_intermediate_image_sizes();
// Create the full array with sizes and crop info
foreach( $get_intermediate_image_sizes as $_size ) {
if ( in_array( $_size, array( 'thumbnail', 'medium', 'large' ) ) ) {
$sizes[ $_size ]['width'] = get_option( $_size . '_size_w' );
$sizes[ $_size ]['height'] = get_option( $_size . '_size_h' );
$sizes[ $_size ]['crop'] = (bool) get_option( $_size . '_crop' );
} elseif ( isset( $_wp_additional_image_sizes[ $_size ] ) ) {
$sizes[ $_size ] = array(
'width' => $_wp_additional_image_sizes[ $_size ]['width'],
'height' => $_wp_additional_image_sizes[ $_size ]['height'],
'crop' => $_wp_additional_image_sizes[ $_size ]['crop']
);
}
}
// Get only 1 size if found
if ( $size ) {
if( isset( $sizes[ $size ] ) ) {
return $sizes[ $size ];
} else {
return false;
}
}
return $sizes;
}
}
if( ! function_exists( 'electro_get_thumbnail' ) ) {
/**
* Gets Thumbnail of a post or custom post
*
* @since 1.0.0
* @return string
*/
function electro_get_thumbnail( $id, $image_size, $placeholder = TRUE, $should_link = TRUE, $placeholder_icon = 'ec ec-support' ) {
$post_thumbnail = '';
if( has_post_thumbnail( $id ) ) {
$post_thumbnail = get_the_post_thumbnail( $id, $image_size );
} elseif( $placeholder && function_exists( 'electro_get_img_placeholder' ) ) {
$image_dimensions = electro_get_image_sizes( $image_size );
if( $image_dimensions && $image_dimensions['width'] > 0 ) {
$atts = array(
'width' => $image_dimensions['width'] . 'px',
'height' => $image_dimensions['height'] . 'px',
);
$post_thumbnail = electro_get_img_placeholder( $atts, $placeholder_icon );
}
}
if( $should_link && ! empty( $post_thumbnail ) ) {
$post_thumbnail = sprintf( '<a href="%s">%s</a>', esc_url( get_permalink() ), $post_thumbnail );
}
return $post_thumbnail;
}
}
if( ! function_exists( 'electro_get_img_placeholder' ) ) {
/**
* Gets Image Placeholder HTML
*
* @since 1.0.0
* @return void
*/
function electro_get_img_placeholder( $atts = array(), $icon = 'fa fa-camera') {
$default_atts = apply_filters( 'electro_img_placeholder_default_atts', array(
'width' => '280px',
'height' => '164px',
'background-color' => '#DDD',
'color' => '#FFF',
'font-size' => '34px',
) );
if( isset( $atts ) ) {
$atts = array_merge( $default_atts, $atts );
} else {
$atts = $default_atts;
}
$width = absint( $atts[ 'width' ] );
$height = absint( $atts[ 'height' ] );
$bg_color = str_replace( '#', '', $atts[ 'background-color' ] );
$placeholder_domain = is_ssl() ? 'https://placehold.it/' : 'http://placehold.it';
$placeholder_url = $placeholder_domain . $width . 'x' . $height . '/' . $bg_color . '/' . $bg_color . '/'; // color and bg color are same so that the text in placeholder is hidden and replaced with icon
$img_tag = '<img src="' . esc_url( $placeholder_url ) . '" alt="">';
return apply_filters( 'electro_img_placeholder_html', '<div class="electro-img-placeholder">' . $img_tag . '<i class="' . esc_attr( $icon ) . '"></i></div>', $atts, $icon );
}
}
if( ! function_exists( 'electro_img_placeholder' ) ) {
/**
* Displays the Image Placeholder
*
* @since 1.0.0
* @return void
*/
function electro_img_placeholder( $atts = array(), $icon = 'fa fa-camera' ) {
echo electro_get_img_placeholder( $atts, $icon );
}
}
if( ! function_exists( 'electro_get_post_icon' ) ) {
/**
* Display Post Icon based on post format
* @since 1.0.0
*/
function electro_get_post_icon( $post_format = '' ) {
$post_format = ( empty( $post_format ) ? get_post_format() : $post_format );
$post_icon = 'fa fa-paragraph';
switch( $post_format ) {
case 'image':
$post_icon = 'fa fa-image';
break;
case 'gallery':
$post_icon = 'fa fa-th-large';
break;
case 'video':
$post_icon = 'fa fa-film';
break;
case 'audio':
$post_icon = 'fa fa-music';
break;
case 'quote':
$post_icon = 'fa fa-quote-left';
break;
case 'link':
$post_icon = 'fa fa-link';
break;
case 'status':
$post_icon = 'fa fa-comment-o';
break;
case 'chat':
$post_icon = 'fa fa-comments-o';
break;
case 'aside':
$post_icon = 'fa fa-hand-o-left';
break;
default :
$post_icon = 'fa fa-paragraph';
}
return apply_filters( 'electro_post_icon', $post_icon, $post_format );
}
}