// ==UserScript==
// @name		Tumblr Plain Blog Links
// @namespace	the.vindicar.scripts
// @description	Allows you to disable Peepr side panel that pops up when you click on a blog name.
// @version		1.1.0
// @run-at		document-end
// @include		http://www.tumblr.com/dashboard
// @include		https://www.tumblr.com/dashboard
// @grant		unsafeWindow
// @downloadURL none
// ==/UserScript==

(function(){
	//kill_redirects();
	disable_links_dashboard();
	disable_links_notifications();
	disable_links_indash_post_content();
	disable_links_post_content();
	
	function kill_redirects() {
		var re = /https?:\/\/t\.umblr\.com\/redirect\?(?:.+?&)?z=([^&]+)(?:&|$)/;
		var links = document.getElementsByTagName('a');
		var match;
		for (var i = 0; i < links.length; i++)
			if (match = re.exec(links[i].getAttribute('href'))) {
				console.log(links[i].getAttribute('href') + ' -> ' + decodeURIComponent(match[1]));
				links[i].setAttribute('href', decodeURIComponent(match[1]));
			}
		
		var link_observer = new MutationObserver(function (mutations) {
			//checking the list of mutations
			for (var i=0; i<mutations.length; i++)
				//make sure the event is of correct type
				if (mutations[i].type === 'childList')
					for (var j=0; j<mutations[i].addedNodes.length; j++){
						var node = mutations[i].addedNodes[j];
						if ((node.tagName === 'a') && node.hasAttribute('href')) {
							console.log('Link: ',node);
							if (match = re.exec(node.getAttribute('href'))) {
								console.log('Caught: ' + node.getAttribute('href') + ' -> ' + decodeURIComponent(match[1]));
								node.setAttribute('href', decodeURIComponent(match[1]));
							}
						}
					}
		});
		link_observer.observe(document.body, {
			attributes: false, 
			childList: true, 
			characterData: false, 
			subtree: true,
		});
	}
	
	function disable_links_dashboard() {
		if (typeof unsafeWindow.Tumblr.Events === 'undefined') {
			console.log('[Tumblr Plain Blog Links] Events object is not ready.');
			return;
		}
		// we have no way of accessing the object that controls Peepr side-drawer directly.
		// however, we can track it by Tumblr custom event handlers this object employs, specifically, peepr-open-request event.
		var events = unsafeWindow.Tumblr.Events._events;
		var peepr_handlers = events['peepr-open-request'];
		var peepr = undefined;
		for (var i=0; i<peepr_handlers.length; i++)
			if ((typeof peepr_handlers[i].context.name !== 'undefined') && (peepr_handlers[i].context.name == 'peepr')) {
				peepr = peepr_handlers[i].context;
				break;
			}
		if (typeof peepr === 'undefined') {
			console.log('[Tumblr Plain Blog Links] Failed to find Peepr object.');
			return;
		}
		// This only disables Peepr on blog info links (avatar, caption and such)
		peepr.$container.off("click", "[data-peepr]");
	}
	
	function disable_links_notifications() {
		if (typeof unsafeWindow.Tumblr.NotificationView === 'undefined') {
			console.log('[Tumblr Plain Blog Links] NotificationView object is not ready.');
			return;
		}
		var NV_proto = unsafeWindow.Tumblr.NotificationView.prototype;
		NV_proto.notification_click = function(e) {};
	}
	
	function disable_links_indash_post_content() {
		if (typeof unsafeWindow.Tumblr.IndashBlog.PostView === 'undefined') {
			console.log('[Tumblr Plain Blog Links] IndashBlog.PostView object is not ready.');
			return;
		}
		var PV_events = unsafeWindow.Tumblr.IndashBlog.PostView.prototype.events;
		for (var evt in PV_events)
			if (PV_events[evt] === '__post_content_link_clicked')
				delete PV_events[evt];
	}
	
	function disable_links_post_content() {
		if (typeof unsafeWindow.Tumblr.PostView === 'undefined') {
			console.log('[Tumblr Plain Blog Links] PostView object is not ready.');
			return;
		}
		var PV_events = unsafeWindow.Tumblr.PostView.prototype.events;
		for (var evt in PV_events)
			if (PV_events[evt] === 'content_link_click')
				delete PV_events[evt];
	}
	
	
})();