import-external-images.js

/**
 * External Images admin javascript functions
 */
	
	/**
	 * Begin the process of re-sizing all of the checked images
	 */
	function external_images_import_images()
	{
		
		import_images_start_timer();
		window.import_images_one_minute = '';
		window.import_images_three_minute = '';
		window.import_images_five_minute = '';
		window.import_images_ten_minute = '';
						   	
		var target = jQuery('#import_posts'); 
		jQuery('#posts_list').fadeOut('3000');
		
		target.html('');
		target.show();
		//jQuery(document).scrollTop(target.offset().top);
	
		var data = {
			action: 'external_image_get_backcatalog_ajax',
		};
		
		jQuery.post( ajaxurl, data , function(response) {
			//alert('Got this from the server: ' + response);

			var results = JSON.parse(response);
			var posts_to_process = results['posts'];
			var insert = '<div id="processing"><p class="howto">Importing images from '+ posts_to_process.length +' posts...</p><h2>Please Wait...</h2></div>';
			insert += '<div id="import_process" style="padding:2px 2px 10px; margin:10px 0;background: none repeat scroll 0 0 #C5E5F5;border: 1px solid #298CBA;"></div>';
			target.html(insert);
			
			target.slideDown();
			// recurse
			external_images_import_all(posts_to_process,0);
		});
	}
	
	/** 
	 * recursive function for resizing images
	 */
	function external_images_import_all(posts,next_post) {
		
		if (next_post >= posts.length) 
			return external_images_import_complete();
		
		var target_message = jQuery('#import_posts');
		
		var target = jQuery('#import_process');
		
		var d = new Date();
		var current_time = d.getTime();
		
		if ( current_time > ( window.import_images_start_time + 60000 ) && window.import_images_one_minute != 'set' ) {
			target_message.prepend('<div>1 minute passed... Looking good!</div>');
			window.import_images_one_minute = 'set';
		}
		if ( current_time > ( window.import_images_start_time + 180000 ) && window.import_images_three_minute != 'set' ) {
			target_message.prepend('<div>3 minutes passed... Still looking good!</div>');
			window.import_images_three_minute = 'set';
		}			
		if ( current_time > ( window.import_images_start_time + 300000 ) && window.import_images_five_minute != 'set') {
			target_message.prepend('<div>5 minutes have passed... Still looking good... But if we seem stuck on one post, you may want to refresh and try again.</div>');
			window.import_images_five_minute = 'set';
		}
		if ( current_time > ( window.import_images_start_time + 600000 ) && window.import_images_ten_minute != 'set') {
			target_message.prepend('<div>10 minutes have passed... Woah! You have lot of images.</div>');
			window.import_images_ten_minute = 'set';
			var lets_stop_here = true;
		}
		if ( current_time > ( window.import_images_start_time + 1200000 ) && window.import_images_twenty_minute != 'set') {
			target_message.prepend("<div style='color:#990000'>20 minutes have passed... You REALLY have lot of images... Let's take a break. Refresh this page to start again.</div>");
			window.import_images_twenty_minute = 'set';
		}
		var data = {
			action: 'external_image_import_all_ajax',
			import_images_post: posts[next_post],
		};
		
		if ( window.import_images_twenty_minute != 'set' ) {
				
			jQuery.post( ajaxurl, data , function(response) {
				//alert(window.import_images_start_time + ' -- ' + current_time);
				var result = JSON.parse(response);
				 
				target.prepend('<div style="padding:2px 30px 0 10px;">'+ result +'</div>');
				target.slideDown();
	
				// recurse
				external_images_import_all(posts,next_post+1);
			});
		
		}
		
	}
	
	/**
	 * fired when all images have been resized
	 */
	function external_images_import_complete() {
		var target = jQuery('#import_process'); 
		jQuery('#import_posts #processing').fadeOut();
		target.prepend('<div style="color:#21759B; margin: 0 0 10px; padding: 5px 10px; background-color: #FFFFE0; border:1px solid #E6DB55;">IMPORT COMPLETE</div>');
		target.animate(
			{ scrollTop: target.height() }, 
			500
		);
	}
	
	function import_images_start_timer()	{
		var d = new Date();
    	window.import_images_start_time = d.getTime();
	}