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Add image field type #47

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Add image field type #47

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12 changes: 11 additions & 1 deletion example/oop-example.php
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Original file line number Diff line number Diff line change
Expand Up @@ -127,7 +127,17 @@ function get_settings_fields() {
'type' => 'file',
'default' => '',
'options' => array(
'button_label' => 'Choose Image'
'button_label' => __( 'Choose File' )
)
),
array(
'name' => 'image',
'label' => __( 'Image', 'wedevs' ),
'desc' => __( 'Image description', 'wedevs' ),
'type' => 'image',
'default' => '',
'options' => array(
'button_label' => __( 'Choose Image' )
)
)
),
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62 changes: 57 additions & 5 deletions src/class.settings-api.php
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Original file line number Diff line number Diff line change
Expand Up @@ -376,6 +376,30 @@ function callback_file( $args ) {
echo $html;
}

/**
* Displays an image upload field with a preview
*
* @param array $args settings field args
*/
function callback_image( $args ) {

$value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
$size = isset( $args['size'] ) && !is_null( $args['size'] ) ? $args['size'] : 'regular';
$id = $args['section'] . '[' . $args['id'] . ']';
$label = isset( $args['options']['button_label'] ) ?
$args['options']['button_label'] :
__( 'Choose Image' );
$img = wp_get_attachment_image_src( $value );
$img_url = $img ? $img[0] : '';

$html = sprintf( '<input type="hidden" class="%1$s-text wpsa-image-id" id="%2$s" name="%2$s" value="%3$s"/>', $size, $id, $value );
$html .= '<p class="wpsa-image-preview"><img src="' . $img_url . '" /></p>';
$html .= '<input type="button" class="button wpsa-image-browse" value="' . $label . '" />';
$html .= $this->get_field_description( $args );

echo $html;
}

/**
* Displays a password field for a settings field
*
Expand Down Expand Up @@ -613,7 +637,6 @@ function(){

$('.wpsa-browse').on('click', function (event) {
event.preventDefault();

var self = $(this);

// Create the media frame.
Expand All @@ -623,15 +646,44 @@ function(){
text: self.data('uploader_button_text'),
},
multiple: false
});
})

file_frame.on('select', function () {
.on('select', function () {
attachment = file_frame.state().get('selection').first().toJSON();
self.prev('.wpsa-url').val(attachment.url).change();
});
})

// Finally, open the modal
.open();
});

$('.wpsa-image-browse').on('click', function (event) {
event.preventDefault();
var self = $(this);

// Create the media frame.
var file_frame = wp.media.frames.file_frame = wp.media({
title: self.data('uploader_title'),
button: {
text: self.data('uploader_button_text'),
},
multiple: false,
library: { type: 'image' }
})

.on('select', function () {
attachment = file_frame.state().get('selection').first().toJSON();
var url;
if (attachment.sizes && attachment.sizes.thumbnail)
url = attachment.sizes.thumbnail.url;
else
url = attachment.url;
self.parent().children('.wpsa-image-id').val(attachment.id).change();
self.parent().children('.wpsa-image-preview').children('img').attr('src', url);
})

// Finally, open the modal
file_frame.open();
.open();
});
});
</script>
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