# photonic/2.25/admin/flow/Flow.php

Photonic Gallery & Lightbox for Flickr, SmugMug & Others, version 2.25. 112 lines.

- Page: https://pluginprobe.com/plugins/photonic/2.25/code/admin/flow/Flow.php
- Raw: https://pluginprobe.com/plugins/photonic/2.25/raw/admin/flow/Flow.php
- Modified: 2019-02-11T23:51:44+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/photonic/2.25/code/admin/flow/Flow.php#L10-L20`.

```php
<?php
/**
 * Contains the flow layout skeleton. Cannot be overridden by a theme file
 *
 * Screen 1: Provider selection
 * Screen 2: Display Type selection; input: Provider
 * Screen 3: Gallery selection; input: Display Type
 * Screen 4: Layout selection; input: Gallery & Display Type
 *
 * @since 2.00
 */

if (!current_user_can('edit_posts')) {
	wp_die(esc_html__('You are not authorized to use this capability.', 'photonic'));
}

global $photonic_flow_input_shortcode;
if (isset($_REQUEST['shortcode'])) {
	$photonic_flow_input_shortcode = sanitize_text_field($_REQUEST['shortcode']);
	$photonic_flow_input_shortcode = base64_decode($photonic_flow_input_shortcode);
	$photonic_flow_input_shortcode = json_decode($photonic_flow_input_shortcode);
}

$photonic_editor_shortcode = array(
	'provider' => '',
);
if (!empty($photonic_flow_input_shortcode) && !empty($photonic_flow_input_shortcode->shortcode)) {
	$photonic_editor_shortcode_text = esc_attr($photonic_flow_input_shortcode->content);
	$shortcode = $photonic_flow_input_shortcode->shortcode;
	$tag = $shortcode->tag;
	$attrs = $shortcode->attrs;
	$attrs = $attrs->named;
	if ((!empty($attrs->type) && in_array($attrs->type, array('wp', 'flickr', 'smugmug', 'picasa', 'google', 'zenfolio', 'instagram'))) ||
		(empty($attrs->type) && !empty($attrs->style)) && in_array($attrs->style, array('square', 'circle', 'random', 'masonry', 'mosaic', 'strip-above', 'strip-below', 'strip-right', 'no-strip'))) {
		$photonic_editor_shortcode['provider'] = !empty($attrs->type) ? $attrs->type : 'wp';
	}
}
?>
<div id="photonic-flow-wrapper" data-current-screen="1">
	<form id="photonic-flow" data-photonic-submission="" data-photonic-submission-pending="">
		<input type="hidden" name="post_id" value="<?php echo $_REQUEST['post_id']; ?>"/>
		<input name="photonic-editor-shortcode" id="photonic-editor-shortcode" type="hidden" value="<?php echo !empty($photonic_editor_shortcode_text) ? $photonic_editor_shortcode_text : ''; ?>" />
		<input name="photonic-editor-shortcode-raw" id="photonic-editor-shortcode-raw" type="hidden" value="<?php echo !empty($_REQUEST['shortcode']) ? sanitize_text_field($_REQUEST['shortcode']) : ''; ?>" />
		<input name="photonic-editor-json" id="photonic-editor-json" type="hidden" value="" />
		<input name="photonic-gutenberg-active" id="photonic-gutenberg-active" type="hidden" value="" />
		<div id="photonic-flow-provider" class="photonic-flow-screen photonic-gallery" data-screen="1">
			<!-- Provider selection -->
			<h1><?php esc_html_e('Choose Gallery Source', 'photonic'); ?></h1>
			<div class='photonic-flow-selector-container photonic-flow-provider' data-photonic-flow-selector-mode='single-no-plus' data-photonic-flow-selector-for="provider">
				<input type="hidden" id="provider" name="provider" value="<?php echo $photonic_editor_shortcode['provider']; ?>"/>

				<?php
				$providers = array(
					'wp' => 'WordPress',
					'flickr' => 'Flickr',
					'smugmug' => 'SmugMug',
					'picasa' => 'Picasa',
					'google' => 'Google Photos',
					'zenfolio' => 'Zenfolio',
					'instagram' => 'Instagram',
				);
				foreach ($providers as $provider => $desc) {
					?>
					<div class="photonic-flow-selector photonic-flow-provider-<?php echo $provider; ?> <?php echo $provider == $photonic_editor_shortcode['provider'] ? 'selected' : ''; ?>" title="<?php echo esc_attr($desc);?>">
						<span class="photonic-flow-selector-inner photonic-provider" data-photonic-selection-id="<?php echo $provider; ?>">&nbsp;</span>
						<div class='photonic-flow-selector-info'><?php echo $desc;?></div>
					</div>
					<?php
				}
				?>

			</div>
			<div class="photonic-editor-info">
				<?php
				if (empty($photonic_editor_shortcode_text)) {
					echo '<div>'.sprintf(esc_html__('%1$sHint:%2$s To edit an existing shortcode select the shortcode before clicking on the "Add / Edit Photonic Gallery" button.', 'photonic'), '<strong>', '</strong>').'</div>';
				}
				?>
			</div>
		</div>

		<!-- "Display Type" selection -->
		<div class="photonic-flow-screen" data-submitted="" data-screen="2">
		</div>

		<!-- Gallery Builder -->
		<div class="photonic-flow-screen" data-submitted="" data-screen="3">
		</div>

		<!-- Layout Selection -->
		<div class="photonic-flow-screen" data-submitted="" data-screen="4">
		</div>

		<!-- Layout Options -->
		<div class="photonic-flow-screen" data-submitted="" data-screen="5">
		</div>

		<!-- Final shortcode -->
		<div class="photonic-flow-screen" data-submitted="" data-screen="6">
		</div>

		<div id="photonic-flow-navigation" class="photonic-flow-navigation">
			<a href="#" id="photonic-nav-previous" class="previous disabled">Previous</a>
			<a href="#" id="photonic-nav-next" class="next">Next</a>
		</div>

		<input type="hidden" id="selected_data" name="selected_data"/>
		<input type="hidden" id="selection_passworded" name="selection_passworded"/>
	</form>
</div>
<div class="photonic-waiting"></div>

```