remove duplicated code from hotkey actions handler

more xhrPost() refactoring

js/feedlist.js

@@ -175,7 +175,7 @@ function feedlist_init() {
 	loading_set_progress(50);
 
 	document.onkeydown = hotkey_handler;
-	setTimeout(hotkey_prefix_timeout, 5*1000);
+	setInterval(hotkey_prefix_timeout, 5*1000);
 
 	if (!getActiveFeedId()) {
 		viewfeed({feed: -3});

js/functions.js

@@ -5,6 +5,9 @@ let _label_base_index = -1024;
 let loading_progress = 0;
 let notify_hide_timerid = false;
 
+let hotkey_prefix = 0;
+let hotkey_prefix_pressed = false;
+
 Ajax.Base.prototype.initialize = Ajax.Base.prototype.initialize.wrap(
 	function (callOriginal, options) {
 
@@ -27,14 +30,14 @@ Ajax.Base.prototype.initialize = Ajax.Base.prototype.initialize.wrap(
 
 function xhrPost(url, params, complete) {
 	console.log("xhrPost:", params);
-    new Ajax.Request(url, {
+    return new Ajax.Request(url, {
         parameters: params,
         onComplete: complete
     });
 }
 
 function xhrJson(url, params, complete) {
-    xhrPost(url, params, (reply) => {
+    return xhrPost(url, params, (reply) => {
         try {
             const obj = JSON.parse(reply.responseText);
             complete(obj);
@@ -498,9 +501,6 @@ function hotkey_prefix_timeout() {
 		hotkey_prefix = false;
 		Element.hide('cmdline');
 	}
-
-	setTimeout(hotkey_prefix_timeout, 1000);
-
 }
 
 function uploadIconHandler(rc) {
@@ -1087,8 +1087,25 @@ function backend_sanity_check_callback(transport) {
 		console.log('reading init-params...');
 
 		for (const k in params) {
-			console.log("IP:", k, "=>", params[k]);
-			if (k == "label_base_index") _label_base_index = parseInt(params[k]);
+			switch (k) {
+				case "label_base_index":
+                    _label_base_index = parseInt(params[k])
+					break;
+				case "hotkeys":
+					// filter mnemonic definitions (used for help panel) from hotkeys map
+					// i.e. *(191)|Ctrl-/ -> *(191)
+
+                    const tmp = [];
+                    for (const sequence in params[k][1]) {
+                        const filtered = sequence.replace(/\|.*$/, "");
+                        tmp[filtered] = params[k][1][sequence];
+                    }
+
+                    params[k][1] = tmp;
+                    break;
+			}
+
+            console.log("IP:", k, "=>", params[k]);
 		}
 
 		init_params = params;
@@ -1537,3 +1554,58 @@ function openArticlePopup(id) {
 	w.opener = null;
 	w.location = "backend.php?op=article&method=view&mode=raw&html=1&zoom=1&id=" + id + "&csrf_token=" + getInitParam("csrf_token");
 }
+
+function keyevent_to_action(e) {
+
+    const hotkeys_map = getInitParam("hotkeys");
+    const keycode = e.which;
+    const keychar = String.fromCharCode(keycode).toLowerCase();
+
+    if (keycode == 27) { // escape and drop prefix
+        hotkey_prefix = false;
+    }
+
+    if (keycode == 16 || keycode == 17) return; // ignore lone shift / ctrl
+
+    if (!hotkey_prefix && hotkeys_map[0].indexOf(keychar) != -1) {
+
+        const date = new Date();
+        const ts = Math.round(date.getTime() / 1000);
+
+        hotkey_prefix = keychar;
+        hotkey_prefix_pressed = ts;
+
+        $("cmdline").innerHTML = keychar;
+        Element.show("cmdline");
+
+        e.stopPropagation();
+
+        return false;
+    }
+
+    Element.hide("cmdline");
+
+    let hotkey_name = keychar.search(/[a-zA-Z0-9]/) != -1 ? keychar : "(" + keycode + ")";
+
+    // ensure ^*char notation
+    if (e.shiftKey) hotkey_name = "*" + hotkey_name;
+    if (e.ctrlKey) hotkey_name = "^" + hotkey_name;
+    if (e.altKey) hotkey_name = "+" + hotkey_name;
+    if (e.metaKey) hotkey_name = "%" + hotkey_name;
+
+    const hotkey_full = hotkey_prefix ? hotkey_prefix + " " + hotkey_name : hotkey_name;
+    hotkey_prefix = false;
+
+    let action_name = false;
+
+    for (const sequence in hotkeys_map[1]) {
+        if (sequence == hotkey_full) {
+            action_name = hotkeys_map[1][sequence];
+            break;
+        }
+    }
+
+    console.log('keyevent_to_action', hotkey_full, '=>', action_name);
+
+    return action_name;
+}

js/prefs.js

@@ -1,8 +1,5 @@
 /* global dijit, __ */
 
-let hotkey_prefix = false;
-let hotkey_prefix_pressed = false;
-
 let seq = "";
 
 function notify_callback2(transport, sticky) {
@@ -494,72 +491,62 @@ function editSelectedFeeds() {
 
 	notify_progress("Loading, please wait...");
 
-	const query = "backend.php?op=pref-feeds&method=editfeeds&ids=" +
-		param_escape(rows.toString());
-
-	console.log(query);
-
 	if (dijit.byId("feedEditDlg"))
 		dijit.byId("feedEditDlg").destroyRecursive();
 
-	new Ajax.Request("backend.php", {
-		parameters: query,
-		onComplete: function (transport) {
-
-			notify("");
-
-			const dialog = new dijit.Dialog({
-				id: "feedEditDlg",
-				title: __("Edit Multiple Feeds"),
-				style: "width: 600px",
-				getChildByName: function (name) {
-					let rv = null;
-					this.getChildren().each(
-						function (child) {
-							if (child.name == name) {
-								rv = child;
-								return;
-							}
-						});
-					return rv;
-				},
-				toggleField: function (checkbox, elem, label) {
-					this.getChildByName(elem).attr('disabled', !checkbox.checked);
-
-					if ($(label))
-						if (checkbox.checked)
-							$(label).removeClassName('insensitive');
-						else
-							$(label).addClassName('insensitive');
-
-				},
-				execute: function () {
-					if (this.validate() && confirm(__("Save changes to selected feeds?"))) {
-						const query = this.attr('value');
-
-						/* normalize unchecked checkboxes because [] is not serialized */
-
-						Object.keys(query).each((key) => {
-							let val = query[key];
-
-							if (typeof val == "object" && val.length == 0)
-								query[key] = ["off"];
-						});
-
-						notify_progress("Saving data...", true);
-
-						xhrPost("backend.php", query, () => {
-							dialog.hide();
-							updateFeedList();
-						});
-					}
-				},
-				content: transport.responseText
-			});
+	xhrPost("backend.php", { op: "pref-feeds", method: "editfeeds", ids: rows.toString() }, (transport) => {
+		notify("");
 
-			dialog.show();
+		const dialog = new dijit.Dialog({
+			id: "feedEditDlg",
+			title: __("Edit Multiple Feeds"),
+			style: "width: 600px",
+			getChildByName: function (name) {
+				let rv = null;
+				this.getChildren().each(
+					function (child) {
+						if (child.name == name) {
+							rv = child;
+							return;
+						}
+					});
+				return rv;
+			},
+			toggleField: function (checkbox, elem, label) {
+				this.getChildByName(elem).attr('disabled', !checkbox.checked);
 
-		}
+				if ($(label))
+					if (checkbox.checked)
+						$(label).removeClassName('insensitive');
+					else
+						$(label).addClassName('insensitive');
+
+			},
+			execute: function () {
+				if (this.validate() && confirm(__("Save changes to selected feeds?"))) {
+					const query = this.attr('value');
+
+					/* normalize unchecked checkboxes because [] is not serialized */
+
+					Object.keys(query).each((key) => {
+						let val = query[key];
+
+						if (typeof val == "object" && val.length == 0)
+							query[key] = ["off"];
+					});
+
+					notify_progress("Saving data...", true);
+
+					xhrPost("backend.php", query, () => {
+						dialog.hide();
+						updateFeedList();
+					});
+				}
+			},
+			content: transport.responseText
+		});
+
+		dialog.show();
 	});
 }
 
@@ -613,57 +600,58 @@ function updateFilterList() {
 	let search = "";
 	if (user_search) { search = user_search.value; }
 
-	new Ajax.Request("backend.php",	{
-		parameters: "?op=pref-filters&search=" + param_escape(search),
-		onComplete: function(transport) {
-			dijit.byId('filterConfigTab').attr('content', transport.responseText);
-			notify("");
-		} });
+	xhrPost("backend.php", { op: "pref-filters", search: search }, (transport) => {
+        dijit.byId('filterConfigTab').attr('content', transport.responseText);
+        notify("");
+    });
 }
 
 function updateLabelList() {
-	new Ajax.Request("backend.php",	{
-		parameters: "?op=pref-labels",
-		onComplete: function(transport) {
-			dijit.byId('labelConfigTab').attr('content', transport.responseText);
-			notify("");
-		} });
+	xhrPost("backend.php", { op: "pref-labels" }, (transport) => {
+        dijit.byId('labelConfigTab').attr('content', transport.responseText);
+        notify("");
+    });
 }
 
 function updatePrefsList() {
-	new Ajax.Request("backend.php", {
-		parameters: "?op=pref-prefs",
-		onComplete: function(transport) {
-			dijit.byId('genConfigTab').attr('content', transport.responseText);
-			notify("");
-		} });
+    xhrPost("backend.php", { op: "pref-prefs" }, (transport) => {
+        dijit.byId('genConfigTab').attr('content', transport.responseText);
+        notify("");
+    });
 }
 
 function updateSystemList() {
-	new Ajax.Request("backend.php", {
-		parameters: "?op=pref-system",
-		onComplete: function(transport) {
-			dijit.byId('systemConfigTab').attr('content', transport.responseText);
-			notify("");
-		} });
+    xhrPost("backend.php", { op: "pref-system" }, (transport) => {
+        dijit.byId('systemConfigTab').attr('content', transport.responseText);
+        notify("");
+    });
 }
 
 function selectTab(id, noupdate) {
 	if (!noupdate) {
 		notify_progress("Loading, please wait...");
 
-		if (id == "feedConfig") {
-			updateFeedList();
-		} else if (id == "filterConfig") {
-			updateFilterList();
-		} else if (id == "labelConfig") {
-			updateLabelList();
-		} else if (id == "genConfig") {
-			updatePrefsList();
-		} else if (id == "userConfig") {
-			updateUsersList();
-		} else if (id == "systemConfig") {
-			updateSystemList();
+		switch (id) {
+			case "feedConfig":
+                updateFeedList();
+				break;
+			case "filterConfig":
+                updateFilterList();
+				break;
+			case "labelConfig":
+                updateLabelList();
+				break;
+			case "genConfig":
+                updatePrefsList();
+				break;
+			case "userConfig":
+                updateUsersList();
+				break;
+			case "systemConfig":
+                updateSystemList();
+				break;
+			default:
+				console.warn("unknown tab", id);
 		}
 
 		const tab = dijit.byId(id + "Tab");
@@ -692,7 +680,7 @@ function init_second_stage() {
 		window.setTimeout(function() { editFeed(param) }, 100);
 	}
 
-	setTimeout(hotkey_prefix_timeout, 5*1000);
+	setInterval(hotkey_prefix_timeout, 5*1000);
 }
 
 function init() {
@@ -765,105 +753,41 @@ function init() {
 
 
 function validatePrefsReset() {
-	const ok = confirm(__("Reset to defaults?"));
-
-	if (ok) {
+	if (confirm(__("Reset to defaults?"))) {
 
 		const query = "?op=pref-prefs&method=resetconfig";
-		console.log(query);
-
-		new Ajax.Request("backend.php", {
-			parameters: query,
-			onComplete: function(transport) {
-				updatePrefsList();
-				notify_info(transport.responseText);
-			} });
 
+		xhrPost("backend.php", { op: "pref-prefs", method: "resetconfig" }, (transport) => {
+            updatePrefsList();
+            notify_info(transport.responseText);
+        });
 	}
 
 	return false;
-
 }
 
 function pref_hotkey_handler(e) {
-
-	if (e.target.nodeName == "INPUT" || e.target.nodeName == "TEXTAREA") return;
-
-	let keycode = false;
-	let shift_key = false;
-
-	const cmdline = $('cmdline');
-
-	try {
-		shift_key = e.shiftKey;
-	} catch (e) {
-
-	}
-
-	if (window.event) {
-		keycode = window.event.keyCode;
-	} else if (e) {
-		keycode = e.which;
-	}
-
-	let keychar = String.fromCharCode(keycode);
-
-	if (keycode == 27) { // escape
-		hotkey_prefix = false;
-	}
-
-	if (keycode == 16) return; // ignore lone shift
-	if (keycode == 17) return; // ignore lone ctrl
-
-	if (!shift_key) keychar = keychar.toLowerCase();
-
-	var hotkeys = getInitParam("hotkeys");
-
-	if (!hotkey_prefix && hotkeys[0].indexOf(keychar) != -1) {
-
-		const date = new Date();
-		const ts = Math.round(date.getTime() / 1000);
-
-		hotkey_prefix = keychar;
-		hotkey_prefix_pressed = ts;
-
-		cmdline.innerHTML = keychar;
-		Element.show(cmdline);
-
-		return true;
-	}
-
-	Element.hide(cmdline);
-
-	let hotkey = keychar.search(/[a-zA-Z0-9]/) != -1 ? keychar : "(" + keycode + ")";
-	hotkey = hotkey_prefix ? hotkey_prefix + " " + hotkey : hotkey;
-	hotkey_prefix = false;
-
-	let hotkey_action = false;
-	var hotkeys = getInitParam("hotkeys");
-
-	for (const sequence in hotkeys[1]) {
-		if (sequence == hotkey) {
-			hotkey_action = hotkeys[1][sequence];
-			break;
-		}
-	}
-
-	switch (hotkey_action) {
-		case "feed_subscribe":
-			quickAddFeed();
-			return false;
-		case "create_label":
-			addLabel();
-			return false;
-		case "create_filter":
-			quickAddFilter();
-			return false;
-		case "help_dialog":
-			//helpDialog("prefs");
-			return false;
-		default:
-			console.log("unhandled action: " + hotkey_action + "; hotkey: " + hotkey);
+    if (e.target.nodeName == "INPUT" || e.target.nodeName == "TEXTAREA") return;
+
+    const action_name = keyevent_to_action(e);
+
+    if (action_name) {
+        switch (action_name) {
+            case "feed_subscribe":
+                quickAddFeed();
+                return false;
+            case "create_label":
+                addLabel();
+                return false;
+            case "create_filter":
+                quickAddFilter();
+                return false;
+            case "help_dialog":
+                helpDialog("main");
+                return false;
+            default:
+                console.log("unhandled action: " + action_name + "; keycode: " + e.which);
+        }
 	}
 }
 

js/tt-rss.js

@@ -1,13 +1,11 @@
 /* global dijit, __ */
 
 let global_unread = -1;
-let hotkey_prefix = false;
-let hotkey_prefix_pressed = false;
-let hotkey_actions = {};
 let _widescreen_mode = false;
 let _rpc_seq = 0;
 let _active_feed_id = 0;
 let _active_feed_is_cat = false;
+let hotkey_actions = {};
 
 function next_seq() {
 	_rpc_seq += 1;
@@ -596,7 +594,7 @@ function init_second_stage() {
 	if ('sessionStorage' in window && window['sessionStorage'] !== null)
 		sessionStorage.clear();
 
-	const hotkeys = getInitParam("hotkeys");
+	/*const hotkeys = getInitParam("hotkeys");
 	const tmp = [];
 
 	for (const sequence in hotkeys[1]) {
@@ -605,7 +603,7 @@ function init_second_stage() {
 	}
 
 	hotkeys[1] = tmp;
-	setInitParam("hotkeys", hotkeys);
+	setInitParam("hotkeys", hotkeys);*/
 
 	_widescreen_mode = getInitParam("widescreen");
 	switchPanelMode(_widescreen_mode);
@@ -767,65 +765,18 @@ function viewModeChanged() {
 }
 
 function hotkey_handler(e) {
-
 	if (e.target.nodeName == "INPUT" || e.target.nodeName == "TEXTAREA") return;
 
-	let keycode = e.which;
-
-	if (keycode == 27) { // escape and drop prefix
-		hotkey_prefix = false;
-	}
-
-	if (keycode == 16 || keycode == 17) return; // ignore lone shift / ctrl
-
-	const hotkeys = getInitParam("hotkeys");
-	const keychar = String.fromCharCode(keycode).toLowerCase();
-
-	if (!hotkey_prefix && hotkeys[0].indexOf(keychar) != -1) {
-
-		const date = new Date();
-		const ts = Math.round(date.getTime() / 1000);
-
-		hotkey_prefix = keychar;
-		hotkey_prefix_pressed = ts;
-
-		$("cmdline").innerHTML = keychar;
-		Element.show("cmdline");
-
-		e.stopPropagation();
+    const action_name = keyevent_to_action(e);
 
-		// returning false here literally disables ctrl-c in browser lol (because C is a valid prefix)
-		return true;
-	}
-
-	Element.hide("cmdline");
-
-	let hotkey = keychar.search(/[a-zA-Z0-9]/) != -1 ? keychar : "(" + keycode + ")";
-
-	// ensure ^*char notation
-	if (e.shiftKey) hotkey = "*" + hotkey;
-	if (e.ctrlKey) hotkey = "^" + hotkey;
-	if (e.altKey) hotkey = "+" + hotkey;
-	if (e.metaKey) hotkey = "%" + hotkey;
-
-	hotkey = hotkey_prefix ? hotkey_prefix + " " + hotkey : hotkey;
-	hotkey_prefix = false;
-
-	let hotkey_action = false;
+    if (action_name) {
+        const action_func = hotkey_actions[action_name];
 
-	for (const sequence in hotkeys[1]) {
-		if (sequence == hotkey) {
-			hotkey_action = hotkeys[1][sequence];
-			break;
-		}
-	}
-
-	const action = hotkey_actions[hotkey_action];
-
-	if (action != null) {
-		action();
-		e.stopPropagation();
-		return false;
+        if (action_func != null) {
+            action_func();
+            e.stopPropagation();
+            return false;
+        }
 	}
 }