function wr2x_admin_init()
{
    if (isset($_POST) && isset($_POST['wr2x_pro'])) {
        wr2x_validate_pro($_POST['wr2x_pro']['subscr_id']);
    }
    $pro_status = get_option('wr2x_pro_status', "Not Pro.");
    require 'wr2x_class.settings-api.php';
    if (delete_transient('wr2x_flush_rules')) {
        global $wp_rewrite;
        wr2x_generate_rewrite_rules($wp_rewrite, true);
    }
    $sections = array(array('id' => 'wr2x_basics', 'title' => __('Basics', 'wp-retina-2x')), array('id' => 'wr2x_advanced', 'title' => __('Advanced', 'wp-retina-2x')), array('id' => 'wr2x_pro', 'title' => __('Pro', 'wp-retina-2x')));
    // Default Auto-Generate
    $auto_generate = wr2x_getoption('auto_generate', 'wr2x_basics', null);
    if ($auto_generate === null) {
        wr2x_setoption('auto_generate', 'wr2x_basics', 'on');
    }
    $wpsizes = wr2x_get_image_sizes();
    $sizes = array();
    foreach ($wpsizes as $name => $attr) {
        $sizes["{$name}"] = sprintf("%s (%dx%d)", $name, $attr['width'], $attr['height']);
    }
    $fields = array('wr2x_basics' => array(array('name' => 'ignore_sizes', 'label' => __('Disabled Sizes', 'wp-retina-2x'), 'desc' => __('<br />The selected sizes will not have their retina equivalent generated.', 'wp-retina-2x'), 'type' => 'multicheck', 'options' => $sizes), array('name' => 'auto_generate', 'label' => __('Auto Generate', 'wp-retina-2x'), 'desc' => __('Generate retina images automatically when images are uploaded or re-generated.<br />The \'Disabled Sizes\' will be skipped.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => true), array('name' => 'full_size', 'label' => __('Full Size Retina (Pro)', 'wp-retina-2x'), 'desc' => __('Retina for the full-size image will be considered required.<br />Checks and upload feature are available.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false)), 'wr2x_advanced' => array(array('name' => 'method', 'label' => __('Method', 'wp-retina-2x'), 'desc' => __('<br />Check the <a href="http://apps.meow.fr/wp-retina-2x/">plugin official page</a> if you want to know more about the methods to deliver the retina images.', 'wp-retina-2x'), 'type' => 'radio', 'default' => 'Picturefill', 'options' => array('Picturefill' => __("Picturefill (Recommended)", 'wp-retina-2x'), 'retina.js' => __("Retina.js", 'wp-retina-2x'), 'HTML Rewrite' => __("IMG Rewrite", 'wp-retina-2x'), 'Retina-Images' => __("Retina-Images", 'wp-retina-2x'), 'none' => __("None", 'wp-retina-2x'))), array('name' => 'image_quality', 'label' => __('Quality', 'wp-retina-2x'), 'desc' => __('<br />Image Compression quality (between 0 and 100).<br />That doesn\'t always actually work depending on your hosting service.', 'wp-retina-2x'), 'type' => 'text', 'default' => 90), array('name' => 'debug', 'label' => __('Debug Mode', 'wp-retina-2x'), 'desc' => __('If checked, the client will be always served Retina images. <br />Please use it for testing purposes. It creates a <a href="' . plugins_url("wp-retina-2x") . '/wp-retina-2x.log">log file</a> in the plugin folder.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'cdn_domain', 'label' => __('Custom CDN Domain (Pro)', 'wp-retina-2x'), 'desc' => __('<br />If not empty, your site domain will be replaced with this CDN domain (PictureFill and HTML Rewrite only).', 'wp-retina-2x'), 'type' => 'text', 'default' => ""), array('name' => 'picture_fill', 'label' => '', 'desc' => __('<h2>For PictureFill</h2>', 'wp-retina-2x'), 'type' => 'html'), array('name' => 'picturefill_keep_src', 'label' => __('Keep IMG SRC (Pro)', 'wp-retina-2x'), 'desc' => __('With PictureFill, <b>src</b> tags are replaced by <b>src-set</b> tags and consequently search engines might not be able to find and reference those images. Keeping it will load images twice for retina devices on old browsers.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'picturefill_lazysizes', 'label' => __('Use Lazysizes (Pro)', 'wp-retina-2x'), 'desc' => __('HTML will be rewritten to support the lazysizes and the script will be also loaded. The images will be loaded in a lazy way (when the visitor is getting close to them).', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'picturefill_noscript', 'label' => __('No Picturefill Script', 'wp-retina-2x'), 'desc' => __('The script for Picturefill will not be loaded. Only the browsers with src-set support (e.g. Chrome) will display images. You can also load the Picturefill script manually.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'admin_screens', 'label' => '', 'desc' => __('<h2>Admin Screens</h2>', 'wp-retina-2x'), 'type' => 'html'), array('name' => 'hide_retina_column', 'label' => __('Hide \'Retina\' column', 'wp-retina-2x'), 'desc' => __('Will hide the \'Retina Column\' from the Media Library.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'hide_retina_dashboard', 'label' => __('Hide Retina Dashboard', 'wp-retina-2x'), 'desc' => __('Doesn\'t show the Retina Dashboard menu and tools.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'retina_admin', 'label' => __('Admin in Retina', 'wp-retina-2x'), 'desc' => __('If checked, the WordPress Admin will also be Retina. Some plugins (like NextGen) do not like Retina enabled in the admin.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'mobile', 'label' => '', 'desc' => __('<h2>Mobiles</h2>', 'wp-retina-2x'), 'type' => 'html'), array('name' => 'ignore_mobile', 'label' => __('Ignore Mobile', 'wp-retina-2x'), 'desc' => __('Doesn\'t deliver Retina images to mobiles.<br />PictureFill doesn\'t support it and cache will also prevent it from working.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false)), 'wr2x_pro' => array(array('name' => 'pro', 'label' => '', 'desc' => __(sprintf('Status: %s<br /><br />With the Pro version, full support for the <b>Full Size Retina</b> will be added. You will also get a new and nice pop-up window with more <b>Details</b> in the Retina dashboard.', $pro_status), 'wp-retina-2x'), 'type' => 'html'), array('name' => 'subscr_id', 'label' => __('Serial', 'wp-retina-2x'), 'desc' => __('<br />Enter your serial or subscription ID here. If you don\'t have one yet, get one <a target="_blank" href="http://apps.meow.fr/wp-retina-2x/">right here</a>.', 'wp-retina-2x'), 'type' => 'text', 'default' => "")));
    global $wr2x_settings_api;
    $wr2x_settings_api = new WeDevs_Settings_API();
    $wr2x_settings_api->set_sections($sections);
    $wr2x_settings_api->set_fields($fields);
    $wr2x_settings_api->admin_init();
}
function wr2x_admin_init()
{
    if (isset($_POST) && isset($_POST['wr2x_pro'])) {
        wr2x_validate_pro($_POST['wr2x_pro']['subscr_id']);
    }
    $pro_status = get_option('wr2x_pro_status', "Not Pro.");
    require 'wr2x_class.settings-api.php';
    if (delete_transient('wr2x_flush_rules')) {
        global $wp_rewrite;
        wr2x_generate_rewrite_rules($wp_rewrite, true);
    }
    $sections = array(array('id' => 'wr2x_basics', 'title' => __('Basics', 'wp-retina-2x')), array('id' => 'wr2x_advanced', 'title' => __('Advanced', 'wp-retina-2x')), array('id' => 'wr2x_pro', 'title' => __('Pro', 'wp-retina-2x')));
    // Default Auto-Generate
    $auto_generate = wr2x_getoption('auto_generate', 'wr2x_basics', null);
    if ($auto_generate === null) {
        wr2x_setoption('auto_generate', 'wr2x_basics', 'on');
    }
    $wpsizes = wr2x_get_image_sizes();
    $sizes = array();
    foreach ($wpsizes as $name => $attr) {
        $sizes["{$name}"] = sprintf("<div style='float: left; text-align: right; margin-right: 5px; width: 20px;'>%s</div> <b>%s</b> <small>(Normal: %dx%d, Retina: %dx%d)</small>", wr2x_size_shortname($name), $name, $attr['width'], $attr['height'], $attr['width'] * 2, $attr['height'] * 2);
    }
    $fields = array('wr2x_basics' => array(array('name' => 'ignore_sizes', 'label' => __('Disabled Sizes', 'wp-retina-2x'), 'desc' => __('<br />The selected sizes will not have their retina equivalent generated.', 'wp-retina-2x'), 'type' => 'multicheck', 'options' => $sizes), array('name' => 'auto_generate', 'label' => __('Auto Generate', 'wp-retina-2x'), 'desc' => __('Generate retina images automatically when images are uploaded or re-generated.<br /><small>The \'Disabled Sizes\' will be skipped.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => true), array('name' => 'disable_responsive', 'label' => __('Disable Responsive<br/>(WP 4.4+)', 'wp-retina-2x'), 'desc' => __('Disable the Responsive Images feature of WordPress 4.4+.<br /><small>This feature can be quite messy for many websites as it creates a src-set automatically with all your image sizes in it. You can disable it completely here and get back control over your HTML as it is in the editor (while keeping the plugin adding Retina support, of course).</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'disable_medium_large', 'label' => __('Disable Medium Large<br/>(WP 4.4+)', 'wp-retina-2x'), 'desc' => __('Disable the image size called "Medium Large" created by in WordPress 4.4+.<br /><small>You probably don\'t need this and it creates additional images. Be careful however, future themes might use it.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'full_size', 'label' => __('Full Size Retina (Pro)', 'wp-retina-2x'), 'desc' => __('Retina for the full-size image will be considered required.<br /><small>Checks for Full-Size retina will be enabled and upload features made available.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false)), 'wr2x_advanced' => array(array('name' => 'method', 'label' => __('Method', 'wp-retina-2x'), 'desc' => __('<br />In all cases (including "None"), Retina support will be added to the Responsive Images created by WP 4.4.<br />Check the <a href="http://apps.meow.fr/wp-retina-2x/retina-methods/">Retina Methods</a> page if you want to know more about those methods.', 'wp-retina-2x'), 'type' => 'radio', 'default' => 'Picturefill', 'options' => array('Picturefill' => __("Picturefill (Recommended)", 'wp-retina-2x'), 'retina.js' => __("Retina.js", 'wp-retina-2x'), 'HTML Rewrite' => __("IMG Rewrite", 'wp-retina-2x'), 'Retina-Images' => __("Retina-Images", 'wp-retina-2x'), 'none' => __("None", 'wp-retina-2x'))), array('name' => 'image_quality', 'label' => __('Quality', 'wp-retina-2x'), 'desc' => __('<br />Image Compression quality (between 0 and 100).<br />That doesn\'t always actually work depending on your hosting service.', 'wp-retina-2x'), 'type' => 'text', 'default' => 90), array('name' => 'debug', 'label' => __('Debug Mode', 'wp-retina-2x'), 'desc' => __('Retina images will be always displayed and a log file will be created. <br /><small>Please use it for testing purposes. It creates a <a href="' . plugins_url("wp-retina-2x") . '/wp-retina-2x.log">log file</a> in the plugin folder.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'cdn_domain', 'label' => __('Custom CDN Domain (Pro)', 'wp-retina-2x'), 'desc' => __('<br />If not empty, your site domain will be replaced with this CDN domain (PictureFill and HTML Rewrite only).', 'wp-retina-2x'), 'type' => 'text', 'default' => ""), array('name' => 'picture_fill', 'label' => '', 'desc' => __('<h2>For PictureFill</h2><small>Using "Keep IMG SRC" and "Use Lazysizes" is the perfect middle between SEO and Performance.<br />Since WP 4.4, the src-set is already created for post content. Those options will therefore only affect the images which are <u>not</u> in the post content.</small>', 'wp-retina-2x'), 'type' => 'html'), array('name' => 'picturefill_keep_src', 'label' => __('Keep IMG SRC (Pro)', 'wp-retina-2x'), 'desc' => __('Excellent for SEO. But Retina devices will get both normal and retina images.<br /><small>With PictureFill, <b>src</b> tags are replaced by <b>src-set</b> tags and consequently search engines might not be able to find and reference those images.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'picturefill_lazysizes', 'label' => __('Use Lazysizes (Pro)', 'wp-retina-2x'), 'desc' => __('Retina images will be loaded in a lazy way, when the visitor is getting close to them.<br /><small>HTML will be rewritten to support the lazysizes and the script will be also loaded. </small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'picturefill_noscript', 'label' => __('No Picturefill Script', 'wp-retina-2x'), 'desc' => __('The script for Picturefill will not be loaded.<br /><small>Only the browsers with src-set support (e.g. Chrome) will display images. You can also load the Picturefill script manually.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'admin_screens', 'label' => '', 'desc' => __('<h2>Admin Screens</h2>', 'wp-retina-2x'), 'type' => 'html'), array('name' => 'hide_retina_column', 'label' => __('Hide \'Retina\' column', 'wp-retina-2x'), 'desc' => __('Will hide the \'Retina Column\' from the Media Library.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'hide_retina_dashboard', 'label' => __('Hide Retina Dashboard', 'wp-retina-2x'), 'desc' => __('Doesn\'t show the Retina Dashboard menu and tools.', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'retina_admin', 'label' => __('Admin in Retina', 'wp-retina-2x'), 'desc' => __('WordPress Admin will also be Retina.<br /><small>Some plugins (like NextGen) do not like Retina enabled in the admin.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false), array('name' => 'mobile', 'label' => '', 'desc' => __('<h2>Mobiles</h2>', 'wp-retina-2x'), 'type' => 'html'), array('name' => 'ignore_mobile', 'label' => __('Ignore Mobile', 'wp-retina-2x'), 'desc' => __('Doesn\'t deliver Retina images to mobiles.<br /><small>PictureFill doesn\'t support it and cache will also prevent it from working.</small>', 'wp-retina-2x'), 'type' => 'checkbox', 'default' => false)), 'wr2x_pro' => array(array('name' => 'pro', 'label' => '', 'desc' => __(sprintf('Status: %s<br /><br />With the Pro version, full support for the <b>Full Size Retina</b> will be added. You will also get a new and nice pop-up window with more <b>Details</b> in the Retina dashboard.', $pro_status), 'wp-retina-2x'), 'type' => 'html'), array('name' => 'subscr_id', 'label' => __('Serial', 'wp-retina-2x'), 'desc' => __('<br />Enter your serial or subscription ID here. If you don\'t have one yet, get one <a target="_blank" href="http://apps.meow.fr/wp-retina-2x/">right here</a>.', 'wp-retina-2x'), 'type' => 'text', 'default' => "")));
    global $wr2x_settings_api;
    $wr2x_settings_api = new WeDevs_Settings_API();
    $wr2x_settings_api->set_sections($sections);
    $wr2x_settings_api->set_fields($fields);
    $wr2x_settings_api->admin_init();
}