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jQuery(function($) {
WP_Optimize_Smush = WP_Optimize_Smush();
});
var WP_Optimize_Smush = function() {
var $ = jQuery;
/**
* Variables for smushing.
*/
var smush_nav_tab = $('#wp-optimize-images-nav-tab-smush'),
smush_images_grid = $('#wpo_smush_images_grid'),
smush_images_optimization_message = $('#smush_info_images'),
smush_images_pending_tasks_container = $('#wpo_smush_images_pending_tasks_container'),
smush_images_pending_tasks_btn = $('#wpo_smush_images_pending_tasks_button'),
smush_images_save_options_btn = $('.wpo-fieldgroup #wpo_smush_images_save_options_button'),
smush_images_refresh_btn = $('#wpo_smush_images_refresh'),
smush_images_select_all_btn = $('#wpo_smush_images_select_all'),
smush_images_select_none_btn = $('#wpo_smush_images_select_none'),
smush_images_stats_clear_btn = $('#wpo_smush_clear_stats_btn'),
smush_selected_images_btn = $('#wpo_smush_images_btn'),
smush_mark_as_compressed_btn = $('#wpo_smush_mark_as_compressed'),
smush_single_image_btn = $('.wpo_smush_single_image .button'),
smush_single_restore_btn = $('.wpo_restore_single_image .button'),
smush_mark_all_as_uncompressed_btn = $('#wpo_smush_mark_all_as_uncompressed_btn'),
restore_all_compressed_images_btn = $('#wpo_smush_restore_all_compressed_images_btn'),
smush_view_logs_btn = $('.wpo_smush_get_logs'),
smush_delete_backup_images_btn = $('#wpo_smush_delete_backup_btn'),
compression_server_select = $('.compression_server'),
smush_images_tab_loaded = false,
smush_service_features = [],
smush_total_seconds = 0,
smush_timer_locked = false,
smush_timer_handle = 0,
smush_image_list = [],
smush_completed = false,
smush_mark_all_as_uncompressed = false,
smush_affected_images = {},
pending_tasks_cancel_btn = $('#wpo_smush_images_pending_tasks_cancel_button');
/**
* Handle Image Selection
*/
var last_clicked_image_id = null;
smush_images_grid.on('click', '.thumbnail', function (e) {
$(this).closest('input[type="checkbox"]').prop('checked', true);
});
/**
* Handle Shift Ctrl keys state.
*/
var ctrl_shift_on_image_held = false;
smush_images_grid.on('mousedown', '.thumbnail', function (e) {
ctrl_shift_on_image_held = e.shiftKey || e.ctrlKey;
});
smush_images_grid.on('mouseup', '.thumbnail', function (e) {
ctrl_shift_on_image_held = e.shiftKey || e.ctrlKey;
});
/**
* Checks if smush is active and loads images if yes - image tabs change.
*/
$('#wp-optimize-nav-tab-wrapper__wpo_images .nav-tab').on('click', function() {
if ($(this).is('#wp-optimize-nav-tab-wpo_images-smush')) {
get_info_from_smush_manager();
}
});
/**
* Checks if smush is active and loads images if yes - main menu change.
*/
$('#wp-optimize-wrap').on('page-change', function(e, params) {
if ('wpo_images' == params.page) {
if ($('#wp-optimize-nav-tab-wrapper__wpo_images .nav-tab-active').is('#wp-optimize-nav-tab-wpo_images-smush')) {
get_info_from_smush_manager();
}
}
});
if ($('#smush-metabox').length > 0) {
update_view_available_options();
}
smush_images_grid.on('change', 'input[type="checkbox"]', function() {
var clicked_image_id = parseInt($(this).val());
if (null === last_clicked_image_id) {
last_clicked_image_id = $(this).val();
}
if (true === ctrl_shift_on_image_held) {
if (clicked_image_id > last_clicked_image_id) {
for (var i = last_clicked_image_id; i <= clicked_image_id; i++) {
$('#wpo_smush_images_grid input[type="checkbox"][value="' + i + '"]').prop('checked', true);
}
} else {
for (var i = last_clicked_image_id; i >= clicked_image_id; i--) {
$('#wpo_smush_images_grid input[type="checkbox"][value="' + i + '"]').prop('checked', true);
}
}
} else {
last_clicked_image_id = clicked_image_id;
}
update_smush_action_buttons_state();
});
/**
* Disable smush actions buttons if no images selected.
*/
function update_smush_action_buttons_state() {
var state = (0 == $('input[type="checkbox"]:checked', smush_images_grid).length);
smush_selected_images_btn.prop('disabled', state);
smush_mark_as_compressed_btn.prop('disabled', state);
}
update_smush_action_buttons_state();
/**
* Handles change of smush service provider
*/
compression_server_select.on('change', function(e) {
update_view_available_options();
save_options();
});
/**
* Process bulk smush
*/
smush_selected_images_btn.off().on('click', function() {
if (0 == $('#wpo_smush_images_grid input[type="checkbox"]:checked').length) {
$('#smush-information-modal .smush-information').text(wposmush.please_select_images)
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
return;
}
$('#smush-information-modal .smush-information').text(wposmush.server_check);
update_view_modal_message($('#smush-information-modal'));
data = { 'server': $("input[name='compression_server']:checked").val() };
smush_manager_send_command('check_server_status', data, function(resp) {
if (resp.online) {
bulk_smush_selected_images();
} else {
if (resp.error) {
error_message = resp.error + '<br>' + wposmush.server_error
$('#smush-information-modal .smush-information').html(error_message);
} else {
$('#smush-information-modal .smush-information').text(wposmush.server_error);
}
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
}
});
});
/**
* Mark as compressed
*/
smush_mark_as_compressed_btn.off().on('click', function() {
if (0 == $('#wpo_smush_images_grid input[type="checkbox"]:checked').length) {
$('#smush-information-modal .smush-information').text(wposmush.please_select_compressed_images)
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
return;
}
var selected_images = [],
image;
$('#wpo_smush_images_grid input:checked').each(function() {
image = {
'attachment_id':$(this).val(),
'blog_id': $(this).data('blog')
};
selected_images.push(image);
});
update_view_modal_message(wposmush.please_updating_images_info);
smush_manager_send_command('mark_as_compressed', {selected_images: selected_images}, function(response) {
$('#smush-information-modal .smush-information').text(response.summary);
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
// refresh images list.
get_info_from_smush_manager();
});
});
/**
* Handle "Mark all images as uncompressed" click.
*/
smush_mark_all_as_uncompressed_btn.on('click', function() {
if (!confirm(wposmush.mark_all_images_uncompressed)) return;
var restore_backup = confirm(wposmush.restore_images_from_backup);
update_view_modal_message($('#smush-information-modal-cancel-btn'));
$('#smush-information-modal-cancel-btn .smush-information').text(wposmush.please_wait);
smush_mark_all_as_uncompressed = true;
run_mark_all_as_uncompressed(restore_backup);
});
/**
* Handle "Restore all compressed images" click.
*/
restore_all_compressed_images_btn.on('click', function() {
if (!confirm(wposmush.restore_all_compressed_images)) return;
update_view_modal_message($('#smush-information-modal-cancel-btn'));
$('#smush-information-modal-cancel-btn .smush-information').text(wposmush.please_wait);
smush_mark_all_as_uncompressed = true;
run_mark_all_as_uncompressed(true, true);
});
/**
* Handle "Cancel" button click for mark all images as uncompressed process
*/
$('#smush-information-modal-cancel-btn input[type="button"]').on('click', function() {
smush_mark_all_as_uncompressed = false;
get_info_from_smush_manager();
$.unblockUI();
});
/**
* Send command for mark all compressed images as uncompressed.
*
* @param {bool} restore_backup if set to true then images will restored from backup if possible.
*/
function run_mark_all_as_uncompressed(restore_backup, delete_only_backups_meta) {
if (!smush_mark_all_as_uncompressed) return;
var info = $('#smush-information-modal-cancel-btn .smush-information');
smush_manager_send_command('mark_all_as_uncompressed',
{
restore_backup: restore_backup ? 1 : 0,
delete_only_backups_meta: delete_only_backups_meta ? 1 : 0
},
function(resp) {
// if cancel button pressed then exit
if (!smush_mark_all_as_uncompressed) return;
// if we get an error then show it
if (resp.hasOwnProperty('error')) {
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
$('#smush-information-modal .smush-information').text(resp.error);
get_info_from_smush_manager();
return;
}
// if completed then refresh uncompressed images list and show final message.
if (resp.completed) {
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
$('#smush-information-modal .smush-information').text(resp.message);
get_info_from_smush_manager();
} else {
info.text(resp.message);
run_mark_all_as_uncompressed(restore_backup);
}
}
);
}
/**
* Refresh image list
*/
smush_images_refresh_btn.off().on('click', function() {
get_info_from_smush_manager();
});
/**
* Bind select all / select none controls
*/
smush_images_select_all_btn.off().on('click', function() {
$('#wpo_smush_images_grid input[type="checkbox"]').prop("checked", true);
update_smush_action_buttons_state();
});
/**
* Bind select all / select none controls
*/
smush_images_select_none_btn.off().on('click', function() {
$('#wpo_smush_images_grid input[type="checkbox"]').prop("checked", false);
last_clicked_image_id = null;
update_smush_action_buttons_state();
});
/**
* Diplays logs in a modal
*/
smush_view_logs_btn.off().on('click', function() {
$("#log-panel").text("Please wait, fetching logs.");
smush_manager_send_command('get_smush_logs', {}, function(resp) {
$.blockUI({
message: $("#smush-log-modal"),
onOverlayClick: $.unblockUI(),
css: {
width: '80%',
height: '80%',
top: '15%',
left: '15%'
}
});
$("#log-panel").html("<pre>" + resp + "</pre>");
download_link = ajaxurl + "?action=updraft_smush_ajax&subaction=get_smush_logs&nonce=" + wposmush.smush_ajax_nonce;
$("#smush-log-modal a").attr('href', download_link);
console.log(download_link);
}, false);
});
/**
* Handle delete all backup images button click.
*/
smush_delete_backup_images_btn.on('click', function() {
if (!confirm(wposmush.delete_image_backup_confirm)) return;
smush_delete_backup_images_btn.prop('disabled', true);
var spinner = $('#wpo_smush_delete_backup_spinner'),
done = $('#wpo_smush_delete_backup_done');
spinner.show();
smush_manager_send_command('clean_all_backup_images', {}, function() {
spinner.hide();
smush_delete_backup_images_btn.prop('disabled', false);
done.css('display', 'inline-block').delay(3000).fadeOut();
});
});
/**
* Saves options
*/
smush_images_save_options_btn.off().on('click', function(e) {
save_options();
});
/**
* Binds clear stats button
*/
smush_images_stats_clear_btn.off().on('click', function(e) {
$('#wpo_smush_images_clear_stats_spinner').show().delay(3000).fadeOut();
smush_manager_send_command('clear_smush_stats', {}, function(resp) {
$('#wpo_smush_images_clear_stats_spinner').hide();
$('#wpo_smush_images_clear_stats_done').show().delay(3000).fadeOut();
});
});
/**
* Binds pending tasks button
*/
smush_images_pending_tasks_btn.off().on('click', function(e) {
$('#smush-information-modal .smush-information').text(wposmush.server_check);
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
data = { 'server': $("input[name='compression_server']:checked").val() };
smush_manager_send_command('check_server_status', data, function(resp) {
if (resp.online) {
update_view_bulk_smush_start();
smush_manager_send_command('process_pending_images', {}, function(resp) {
handle_response_from_smush_manager(resp, update_view_bulk_smush_progress);
});
} else {
if (resp.error) {
error_message = resp.error + '<br>' + wposmush.server_error
$('#smush-information-modal .smush-information').html(error_message);
} else {
$('#smush-information-modal .smush-information').text(wposmush.server_error);
}
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
}
});
});
/**
* Binds smush cancel button
*/
$('body').on('click', '#wpo_smush_images_pending_tasks_cancel_button', function(e) {
if (wpoptimize.cancel === pending_tasks_cancel_btn.val()) {
pending_tasks_cancel_btn.val(wpoptimize.cancelling);
pending_tasks_cancel_btn.prop('disabled', true);
}
smush_manager_send_command('clear_pending_images', {}, function(resp) {
$.unblockUI();
if (resp.status) {
get_info_from_smush_manager();
reset_view_bulk_smush();
} else {
console.log('Cancelling pending images apparently failed.', resp);
}
pending_tasks_cancel_btn.val(wpoptimize.cancel);
pending_tasks_cancel_btn.prop('disabled', false);
});
});
/**
* Single image compression
*/
$('body').on('click', '.wpo_smush_single_image .button', function() {
image = {
'attachment_id':$(this).data('id'),
'blog_id': $(this).data('blog')
};
if ($('#enable_custom_compression').is(":checked")) {
image_quality = $('#custom_compression_slider').val();
lossy_compression = image_quality < 100 ? true : false;
} else {
image_quality = $('#enable_lossy_compression').is(":checked") ? 90 : 100;
lossy_compression = image_quality < 100 ? true : false;
}
smush_options = {
'compression_server': $("input[name='compression_server_" + image.attachment_id + "']:checked").val(),
'image_quality': image_quality,
'lossy_compression': lossy_compression,
'back_up_original': $('#smush_backup_' + image.attachment_id).is(":checked"),
'preserve_exif': $('#smush_exif_' + image.attachment_id).is(":checked")
}
console.log("Compressing Image : " + image.attachment_id);
data = { 'server': $("input[name='compression_server_" + $(this).attr('id').substring(15) + "']:checked").val() };
update_view_modal_message(wposmush.server_check);
smush_manager_send_command('check_server_status', data, function(resp) {
if (resp.online) {
smush_selected_image(image, smush_options);
} else {
if (resp.error) {
error_message = resp.error + '<br>' + wposmush.server_error
update_view_modal_message(error_message, $.unblockUI);
} else {
update_view_modal_message(wposmush.server_error, $.unblockUI);
}
}
});
});
/**
* Single image restore
*/
$('body').on('click', '.wpo_restore_single_image .button', function() {
var clicked_image = $(this);
blog_id = clicked_image.data('blog');
image_id = clicked_image.data('id');
if (!image_id || !blog_id) return;
console.log("Restoring Image : " + image_id);
restore_selected_image(blog_id, image_id);
});
/**
* Mark as compressed
*/
$('body').on('click', '.wpo_smush_mark_single_image .button', function() {
var image = {
'attachment_id':$(this).data('id'),
'blog_id': $(this).data('blog')
},
wrapper = $(this).closest('#smush-metabox-inside-wrapper');
update_view_modal_message(wposmush.please_updating_images_info);
smush_manager_send_command('mark_as_compressed', {selected_images: [ image ]}, function(response) {
$('#smush-information-modal .smush-information').text(response.summary);
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
if (response.status) {
$('.wpo_smush_single_image', wrapper).hide();
$('.wpo-toggle-advanced-options', wrapper).removeClass('opened');
$('.wpo_smush_mark_single_image', wrapper).hide();
$('.wpo_smush_unmark_single_image', wrapper).show();
$('.wpo_restore_single_image', wrapper).show();
$('#smush_info', wrapper).text(response.info);
}
});
});
/**
* Unmark as uncompressed
*/
$('body').on('click', '.wpo_smush_unmark_single_image .button', function() {
var image = {
'attachment_id':$(this).data('id'),
'blog_id': $(this).data('blog')
},
wrapper = $(this).closest('#smush-metabox-inside-wrapper');
update_view_modal_message(wposmush.please_updating_images_info);
smush_manager_send_command('mark_as_compressed', {selected_images: [ image ], unmark: true}, function(response) {
$('#smush-information-modal .smush-information').text(response.summary);
update_view_modal_message($('#smush-information-modal'), $.unblockUI);
if (response.status) {
$('.wpo_smush_single_image', wrapper).show();
$('.wpo_smush_mark_single_image', wrapper).show();
$('.wpo_smush_unmark_single_image', wrapper).hide();
$('.wpo_restore_single_image', wrapper).hide();
$('#smush_info', wrapper).text('');
}
});
});
$('body').on('click', '#smush-log-modal .close, #smush-information-modal .information-modal-close', function() {
$.unblockUI();
});
$('body').on('click', '.wpo_smush_stats_cta_btn, .wpo_smush_get_logs, #smush-complete-summary .close', function() {
$.unblockUI();
get_info_from_smush_manager();
setTimeout(reset_view_bulk_smush, 500);
});
$('body').on('click', '.wpo-toggle-advanced-options', function(e) {
e.preventDefault();
$(this).toggleClass('opened');
});
$('.wpo-fieldgroup .autosmush input, .wpo-fieldgroup .compression_level, .wpo-fieldgroup .image_options, #smush-show-metabox').on('change', function(e) {
save_options();
});
$('body').on('change', '.smush-options.compression_level', function() {
if ($('#enable_custom_compression').is(':checked')) {
$('.smush-options.custom_compression').show();
} else {
$('.smush-options.custom_compression').hide();
}
});
$('body').on('change', '.smush-advanced input[type="radio"]', function() {
update_view_available_options();
});
/**
* Load and show information about uncompressed images.
*
* @param {Boolean} use_cache Use the request cache
*
* @return void
*/
function get_info_from_smush_manager(use_cache) {
var use_cache = (typeof use_cache === 'undefined') ? true : use_cache;
var data = { 'use_cache': use_cache };
console.log('Loading information about uncompressed images.');
smush_images_optimization_message.html('...');
smush_images_pending_tasks_container.hide();
disable_image_optimization_controls(true);
smush_manager_send_command('get_ui_update', data, function(resp) {
console.log('Information about uncompressed images loaded.');
handle_response_from_smush_manager(resp, update_view_show_uncompressed_images);
update_view_available_options();
disable_image_optimization_controls(false);
update_smush_action_buttons_state();
});
}
/**
* Get selected images and make an ajax request to compress them.
*
* @return void
*/
function bulk_smush_selected_images() {
$('#wpo_smush_images_grid input:checked').each(function() {
image = {
'attachment_id':$(this).val(),
'blog_id': $(this).data('blog')
};
smush_image_list.push(image);
});
data = {
optimization_id: 'smush',
selected_images: smush_image_list,
smush_options: {
'compression_server': $("input[name='compression_server']:checked").val(),
'image_quality': $('#image_quality').val(),
'lossy_compression': $('#smush-lossy-compression').is(":checked"),
'back_up_original': $('#smush-backup-original').is(":checked"),
'preserve_exif': $('#smush-preserve-exif').is(":checked")
}
}
update_view_bulk_smush_start();
smush_manager_send_command('process_bulk_smush', data);
}
/**
* Save options in the DB
*
* @return void
*/
function save_options() {
// only save when changing the options on the wpo dashboard.
if (!$('#wp-optimize-wrap').length) return;
$('#wpo_smush_images_save_options_spinner').show().delay(3000).fadeOut();
if ($('#enable_custom_compression').is(":checked")) {
image_quality = $('#custom_compression_slider').val();
lossy_compression = image_quality < 100 ? true : false;
} else {
image_quality = $('#enable_lossy_compression').is(":checked") ? 90 : 100;
lossy_compression = image_quality < 100 ? true : false;
}
var smush_options = {
'compression_server': $("input[name='compression_server']:checked").val(),
'image_quality': image_quality,
'lossy_compression': lossy_compression,
'back_up_original': $('#smush-backup-original').is(":checked"),
'back_up_delete_after': $('#smush-backup-delete').is(":checked"),
'back_up_delete_after_days': $('#smush-backup-delete-days').val(),
'preserve_exif': $('#smush-preserve-exif').is(":checked"),
'autosmush': $('#smush-automatically').is(":checked"),
'show_smush_metabox': $('#smush-show-metabox').is(":checked")
}
smush_manager_send_command('update_smush_options', smush_options, function(resp) {
$('#wpo_smush_images_save_options_spinner').hide();
if (resp.hasOwnProperty('saved') && resp.saved) {
$('#wpo_smush_images_save_options_done').show().delay(3000).fadeOut();
smush_images_save_options_btn.hide();
} else {
$('#wpo_smush_images_save_options_fail').show().delay(3000).fadeOut();
smush_images_save_options_btn.show();
}
});
}
/**
* A timer to run for the duration of the bulk smush operation.
*
* @return void
*/
function smush_timer() {
smush_timer_locked = true;
smush_total_seconds++;
seconds = (smush_total_seconds % 60) + '' < 10 ? '0' + (smush_total_seconds % 60) : (smush_total_seconds % 60);
minutes = parseInt(smush_total_seconds / 60) + '' < 10 ? '0' + parseInt(smush_total_seconds / 60) : parseInt(smush_total_seconds / 60);
$('#smush_stats_timer').text(minutes + ":" + seconds);
trigger_events(smush_total_seconds);
}
/**
* A timer to run for the duration of the bulk smush operation.
*
* @param {Number} time_elapsed - time in seconds
*
* @return void
*/
function trigger_events(time_elapsed) {
if (0 == time_elapsed % 3) {
update_smush_stats();
}
if (0 == time_elapsed % 60) {
smush_manager_send_command('process_pending_images', {}, function(resp) {
handle_response_from_smush_manager(resp, update_view_bulk_smush_progress);
});
}
}
/**
* Updates the UI with stats
*
* @param {Boolean} use_cache Use the request cache
*
* @return void
*/
function update_smush_stats(use_cache) {
var use_cache = (typeof use_cache === 'undefined') ? true : use_cache;
data = {
update_ui: true,
use_cache: false
}
smush_manager_send_command('get_ui_update', data, function(resp) {
handle_response_from_smush_manager(resp, update_view_bulk_smush_progress);
});
}
/**
* Update images optimization tab view with data returned from images optimization.
*
* @param {Object} data - meta data returned from task manager
*
* @return void
*/
function update_view_show_uncompressed_images(data) {
smush_images_grid.html('');
if (!data || !data.hasOwnProperty('unsmushed_images')) return;
var unsmushed_images = data.unsmushed_images;
var pending_tasks = data.pending_tasks;
if (0 == data.unsmushed_images.length && 0 == data.pending_tasks) {
smush_images_grid.text(wposmush.all_images_compressed).wrapInner("<div class='wpo-fieldgroup'> </div>");
}
if (0 != data.pending_tasks) {
smush_images_pending_tasks_container.show().find('.red').text(data.pending);
}
// Used to have upload.php?item= on multisite (using data.is_multisite), and no suffix
var admin_url_pre_id = 'post.php?post=';
var admin_url_post_id = '&action=edit';
for (blog_id in data.unsmushed_images) {
data.unsmushed_images[blog_id].sort(function(a, b) {
return a.id - b.id;
});
for (i in data.unsmushed_images[blog_id]) {
if (!data.unsmushed_images[blog_id].hasOwnProperty(i)) continue;
image = data.unsmushed_images[blog_id][i];
add_image_to_grid(image, blog_id, data.admin_urls[blog_id] + admin_url_pre_id + image.id + admin_url_post_id);
}
}
}
/**
* Updates the view when bulk smush starts
*
* @return void
*/
function update_view_bulk_smush_start() {
if (smush_timer_locked) return;
update_view_modal_message($('#wpo_smush_images_information_container'));
service = $('.compression_server input[type="radio"]:checked + label small').text();
$('#wpo_smush_images_information_server').html(service);
// Clear stats
$('#smush_stats_pending_images').html("...");
$('#smush_stats_completed_images').html("...");
$('#smush_stats_bytes_saved').html("...");
$('#smush_stats_percent_saved').html("...");
$('#smush_stats_timer').html("...");
smush_timer_handle = window.setInterval(smush_timer, 1000);
disable_image_optimization_controls(true);
}
/**
* Updates the view with progress related stats
*
* @param {Object} resp - response from smush manager.
*
* @return void
*/
function update_view_bulk_smush_progress(resp) {
// Update stats
$('#smush_stats_pending_images').html(resp.pending_tasks);
$('#smush_stats_completed_images').html(resp.completed_task_count);
$('#smush_stats_bytes_saved').html(resp.bytes_saved);
$('#smush_stats_percent_saved').html(resp.percent_saved);
// Show summary and close the modal
if (true == resp.smush_complete) {
// Force a delay here to avoid stale data
setTimeout(update_view_bulk_smush_complete, 1500);
}
}
/**
* Updates the view when bulk smush completes
*
* @return void
*/
function update_view_bulk_smush_complete() {
data = {
update_ui: true,
use_cache: false,
image_list: smush_image_list
}
smush_manager_send_command('get_ui_update', data, function(resp) {
summary = resp.session_stats;
if (0 != resp.completed_task_count) {
summary += '<hr>' + resp.summary;
}
show_smush_summary(summary);
});
}
/**
* Displays a modal with compression data
*
* @param {string} summary - stats and info
*
* @return void
*/
function show_smush_summary(summary) {
if (smush_completed) return;
$('#summary-message').html(summary);
reset_view_bulk_smush();
update_view_modal_message($('#smush-complete-summary'));
smush_completed = true;
}
/**
* Updates the view when bulk smush completes
*
* @return void
*/
function reset_view_bulk_smush() {
// Reset timer and locks
smush_total_seconds = 0;
smush_timer_locked = false;
smush_completed = false;
smush_image_list = [];
window.clearInterval(smush_timer_handle);
disable_image_optimization_controls(false);
}
/**
* Append the image to the grid
*
* @param {Object} image - image data returned from smush manager
* @param {int} blog_id - The blog id the image
* @param {String} admin_url - The URL to link to for viewing the image
*
* @return void
*/
function add_image_to_grid(image, blog_id, admin_url) {
var dom_id = ['wpo_smush_', blog_id, '_', image.id].join('');
image_html = '<div class="wpo_smush_image" data-filesize="'+image.filesize+'">';
image_html += '<a class="button" href="'+admin_url+'" target="_blank"> ' + wposmush.view_image + ' </a>';
image_html += '<input id="' + dom_id + '" type="checkbox" data-blog="'+blog_id+ '" class="wpo_smush_image__input" value="'+image.id+'">';
image_html += '<label for="' + dom_id + '"></a>';
image_html += '<div class="thumbnail">';
image_html += '<img class="lazyload" src="'+image.thumb_url+'">';
image_html += '</div></label></div>';
smush_images_grid.append(image_html);
}
/**
* Updates UI based on service provider selected
*
* @param {Object} features - image data returned from smush manager
*
* @return void
*/
function update_view_available_options() {
features = wposmush.features;
service = $("input[name^='compression_server']:checked").val();
for (feature in features[service]) {
$('.' + feature).prop('disabled', !features[service][feature]);
}
$('.wpo_smush_image').each(function() {
if ($(this).data('filesize') > wposmush.features[service]["max_filesize"]) {
$(this).hide();
} else {
$(this).show();
}
})
}
/**
* Disable smush controls (buttons, checkboxes) in bulk mode
*
* @param {boolean} disable - if true then disable controls, false - enable.
*
* @return void
*/
function disable_image_optimization_controls(disable) {
$.each([
smush_selected_images_btn,
smush_images_select_all_btn,
smush_images_select_none_btn,
smush_images_save_options_btn,
smush_images_refresh_btn,
smush_images_pending_tasks_btn,
smush_mark_as_compressed_btn,
], function(i, el) {
el.prop('disabled', disable);
});
if (disable) {
$('#wpo_smush_images_refresh').hide();
$('.wpo_smush_images_loader').show();
} else {
$('#wpo_smush_images_refresh').show();
$('.wpo_smush_images_loader').hide();
}
}
/**
* Gets selected image and make an ajax request to compress it.
*
* @param {Object} selected_image - { attachment_id: ..., blog_id: ... }
* @param {Array} smush_options - The options to use
*
* @return void
*/
function smush_selected_image(selected_image, smush_options) {
// if no selected images then exit.
if (0 == selected_image.length) return;
data = {
selected_image: selected_image,
smush_options: smush_options
}
update_view_modal_message(wposmush.compress_single_image_dialog);
smush_manager_send_command('compress_single_image', data, function(resp) {
handle_response_from_smush_manager(resp, update_view_single_image_complete);
});
}
/**
* Get selected image and make an ajax request to compress it.
*
* @param {Number} blog_id - The blog id
* @param {Number} selected_image - The image id
*
* @return void
*/
function restore_selected_image(blog_id, selected_image) {
// if no selected images then exit.
if (0 == selected_image.length) return;
update_view_modal_message(wposmush.please_wait, $.unblockUI);
var data = { 'blog_id': blog_id, 'selected_image': selected_image };
smush_manager_send_command('restore_single_image', data, function(resp) {
handle_response_from_smush_manager(resp, update_view_single_image_complete);
});
}
/**
* Updates the view once a single image is compressed or restored.
*
* @param {Object} resp - response from smush manager.
*
* @return void
*/
function update_view_single_image_complete(resp) {
if (resp.hasOwnProperty('success') && resp.success) {
$(".smush-information").text(resp.summary);
update_view_modal_message($("#smush-information-modal"), $.unblockUI);
$('.wpo-toggle-advanced-options.wpo_smush_single_image').removeClass('opened');
update_view_singe_image_compress(resp.operation, resp.summary, resp.restore_possible);
// here we store data from the the response
// this information will be used to show correct UI elements
// when smush metabox will shown again without reloading main page
var blog_id = resp.blog_id || resp.options.blog_id,
image_id = resp.image || resp.options.attachment_id;
if (!smush_affected_images.hasOwnProperty(blog_id)) smush_affected_images[blog_id] = {};
if (!smush_affected_images[blog_id].hasOwnProperty(image_id)) smush_affected_images[blog_id][image_id] = {};
if ('compress' == resp.operation) {
smush_affected_images[blog_id][image_id] = {
operation: resp.operation,
summary: resp.summary,
restore_possible: resp.restore_possible
}
} else {
smush_affected_images[blog_id][image_id] = {
operation: resp.operation
}
}
} else {
$(".smush-information").text(resp.error_message);
update_view_modal_message($("#smush-information-modal"), $.unblockUI);
}
}
/**
* Update metabox view depending on a command response.
*
* @param {string} operation
* @param {string} summary
* @param {boolean} restore_possible
*/
function update_view_singe_image_compress(operation, summary, restore_possible) {
var wrapper = $("#smush_info").closest('#smush-metabox-inside-wrapper');
if ('compress' == operation) {
$(".wpo_smush_single_image").hide();
$(".wpo_restore_single_image").show();
$("#smush_info").text(summary);
$('.wpo_smush_mark_single_image').hide();
if (restore_possible) {
$(".restore_possible").show();
} else {
$(".restore_possible").hide();
}
} else {
$(".wpo_smush_single_image").show();
$(".wpo_restore_single_image").hide();
$('.wpo_smush_mark_single_image').show();
$('.wpo_smush_unmark_single_image', wrapper).hide();
}
}
/**
* Handle smush metabox load event. This handler is used to restore correct smush metabox view.
*/
$(document).on('admin-metabox-smush-loaded', function() {
var image_data = $('.wpo_restore_single_image input[type="button"]').first().data();
if (!image_data) return;
if (smush_affected_images.hasOwnProperty(image_data.blog) && smush_affected_images[image_data.blog].hasOwnProperty(image_data.id)) {
var smush_image_data = smush_affected_images[image_data.blog][image_data.id];
if ('compress' == smush_image_data.operation) {
update_view_singe_image_compress(smush_image_data.operation, smush_image_data.summary, smush_image_data.restore_possible);
} else {
update_view_singe_image_compress(smush_image_data.operation);
}
}
});
/**
* Display a modal message
*
* @param {string} message The message or element to display
* @param {Function} callback Called when the overlay is clicked
*
* @return void
*/
function update_view_modal_message(message, callback) {
$.blockUI({
message: message,
onOverlayClick: callback,
baseZ: 160001,
css: {
width: '400px',
padding: '20px',
cursor: 'pointer'
}
});
}
/**
* Check returned response from the smush manager and call update view callback.
*
* @param {Object} resp - response from smush manager.
* @param {Function} update_view_callback - callback function to update view.
*
* @return void
*/
function handle_response_from_smush_manager(resp, update_view_callback) {
if (resp && resp.hasOwnProperty('status') && resp.status) {
if (update_view_callback) update_view_callback(resp);
} else {
alert(wposmush.error_unexpected_response);
console.log(resp);
}
}
/**
* Send an action to the task manager via admin-ajax.php.
*
* @param {string} action The action to send
* @param {[type]} data Data to send
* @param {Function} callback Will be called with the results
* @param {boolean} json_parse JSON parse the results
*
* @return {JSON}
*/
function smush_manager_send_command(action, data, callback, json_parse) {
json_parse = ('undefined' === typeof json_parse) ? true : json_parse;
data = $.isEmptyObject(data) ? {'use_cache' : false} : data;
var ajax_data = {
action: 'updraft_smush_ajax',
subaction: action,
nonce: wposmush.smush_ajax_nonce,
data: data
};
var ajax_opts = {
type: 'POST',
url: ajaxurl,
data: ajax_data,
success: function(response) {
if (json_parse) {
try {
var resp = wpo_parse_json(response);
} catch (e) {
console.log("smush_manager_send_command JSON parse error");
console.log(e);
console.log(response);
alert(wposmush.error_unexpected_response);
}
if ('undefined' !== typeof callback) callback(resp);
} else {
if ('undefined' !== typeof callback) callback(response);
}
},
error: function(response, status, error_code) {
console.log("smush_manager_send_command AJAX parse error: "+status+" ("+error_code+")");
if ('undefined' !== typeof callback) {
callback(response);
} else {
console.log(response);
alert(wposmush.error_unexpected_response);
}
},
dataType: 'text'
}
$.ajax(ajax_opts);
};
} // END WP_Optimize_Smush
/**
* Parse JSON string, including automatically detecting unwanted extra input and skipping it
*
* @param {string|object} json_mix_str - JSON string which need to parse and convert to object
*
* @throws SyntaxError|String (including passing on what JSON.parse may throw) if a parsing error occurs.
*
* @return mixed parsed JSON object. Will only return if parsing is successful (otherwise, will throw)
*/
function wpo_parse_json(json_mix_str) {
// When using wp_send_json to return the value, the format is already parsed.
if ('object' === typeof json_mix_str) return json_mix_str;
// Just try it - i.e. the 'default' case where things work (which can include extra whitespace/line-feeds, and simple strings, etc.).
try {
var result = JSON.parse(json_mix_str);
return result;
} catch (e) {
console.log("WPO: Exception when trying to parse JSON (1) - will attempt to fix/re-parse");
console.log(json_mix_str);
}
var json_start_pos = json_mix_str.indexOf('{');
var json_last_pos = json_mix_str.lastIndexOf('}');
// Case where some php notice may be added after or before json string
if (json_start_pos > -1 && json_last_pos > -1) {
var json_str = json_mix_str.slice(json_start_pos, json_last_pos + 1);
try {
var parsed = JSON.parse(json_str);
console.log("WPO: JSON re-parse successful");
return parsed;
} catch (e) {
console.log("WPO: Exception when trying to parse JSON (2) - will attempt to fix/re-parse based upon bracket counting");
var cursor = json_start_pos;
var open_count = 0;
var last_character = '';
var inside_string = false;
// Don't mistake this for a real JSON parser. Its aim is to improve the odds in real-world cases seen, not to arrive at universal perfection.
while ((open_count > 0 || cursor == json_start_pos) && cursor <= json_last_pos) {
var current_character = json_mix_str.charAt(cursor);
if (!inside_string && '{' == current_character) {
open_count++;
} else if (!inside_string && '}' == current_character) {
open_count--;
} else if ('"' == current_character && '\\' != last_character) {
inside_string = inside_string ? false : true;
}
last_character = current_character;
cursor++;
}
console.log("Started at cursor="+json_start_pos+", ended at cursor="+cursor+" with result following:");
console.log(json_mix_str.substring(json_start_pos, cursor));
try {
var parsed = JSON.parse(json_mix_str.substring(json_start_pos, cursor));
console.log('WPO: JSON re-parse successful');
return parsed;
} catch (e) {
// Throw it again, so that our function works just like JSON.parse() in its behaviour.
throw e;
}
}
}
throw "WPO: could not parse the JSON";
}