fixes to wtv-favorites

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/add.js

@@ -1,4 +1,8 @@
 var minisrv_service_file = true;
+var request_is_async = true;
+
+var max_redirects = 3;
+var redirects = 0;
 
 function hex_to_ascii(POST)
  {
@@ -8,38 +12,127 @@ function hex_to_ascii(POST)
 		str += String.fromCharCode(parseInt(hex.substr(n, 2), 16));
 	}
 	return str;
- }
+}
+if (request_headers.post_data) {
+	var POST = request_headers.post_data;
+	var image = hex_to_ascii(POST);
+}
 
-var POST = request_headers.post_data;
-var image = hex_to_ascii(POST);
+function getTitle(url) {
+	return new Promise(function (resolve, reject) {
+		var page_title = "Web Page";
+		var request_type = (url.substring(0, 5) == "https") ? "https" : "http";
+		var proxy_agent = null;
+		switch (request_type) {
+			case "https":
+				var proxy_agent = require('https');
+				break;
+			case "http":
+				var proxy_agent = require('http');;
+				break;
+		}
+		if (proxy_agent) {
+			var options = {
+				method: 'GET'
+			}
+			const request = proxy_agent.get(url, options, (response) => {
+				let req_data = '';
+				if (response.statusCode == 301 || response.statusCode == 302) {
+					redirects++;
+					if (redirects < max_redirects) resolve(getTitle(response.headers.location));
+					else reject(`Too many redirects. Max: ${max_redirects}, Current: ${redirects}`);
+				}
+				response.on('data', (chunk) => {
+					req_data += chunk.toString();
+				});
 
-var url = request_headers.request;
+				response.on('end', () => {
+					let match = req_data.match(/<title>([^<]*)<\/title>/) // regular expression to parse contents of the <title> tag
+					if (match && typeof match[1] === 'string') page_title = match[1];
+					resolve(page_title);
+				});
+			});
 
-var title = url.split('favorite-title=')[1]
-title = title.split('&')[0]
+			request.on('error', (error) => {
+				console.log(' *** Error getting title for wtv-favorite', error);
+				reject();
+			});
+		}
+	});
+}
 
-var folder = url.split('favorite-category=')[1]
-folder = folder.split('&')[0]
-folder = folder.replaceAll("+", " ")
+async function saveFavorite(favstore, title, folder, imagetype, favurl) {
+	var headers, data = '';
+	if (!favstore.favstoreExists()) {
+		// create favstore if the user hasn't already navigated to favorites
+		favstore.createFavstore();
+	}
+	if (favstore.favstoreExists()) {
+		var default_folder = "Personal"; // default to "Personal"
+		var favoritenum = 0;
 
-var imagetype = url.split('favorite-thumbnail-type=')[1]
-imagetype = imagetype.split('&')[0]
+		if (!folder) folder = default_folder;
+		if (!favstore.folderExists(folder)) {
+			// user did not define a folder, and the default folder does not exist
+			// so choose the user's first available folder
+			var favfolders = favstore.listFolders();
+			if (favfolders.length > 0) folder = favfolders[0];
+		}
+		if (!folder) {
+			// user has no folders, forcefully recreate "Personal"
+			folder = default_folder;
+			favstore.createTemplateFolder(folder);
+		}
 
-var favurl = url.split('favorite-url=')[1]
-favurl = favurl.split('&')[0]
+		var favarray = favstore.listFavorites(folder);
+		favoritenum = Object.keys(favarray).length;
 
-var favoritenum = 0;
-var favstore_exists = ssid_sessions[socket.ssid].favstore.favstoreExists();
-var favarray = ssid_sessions[socket.ssid].favstore.listFavorites(folder);
-favoritenum = Object.keys(favarray).length;
 
-if (favoritenum == minisrv_config.services[service_name].max_favorites_per_folder)
-{
-	headers = `400 You can only have ${minisrv_config.services[service_name].max_favorites_per_folder} favorites in a folder. Discard some favorites or choose a different folder, then try again.`
-} else {
+		if (!title) {
+			try {
+				await getTitle(favurl).then(function (res) {
+					title = res;
+					if (!minisrv_config.config.debug_flags.quiet) console.log(" * Client sent favorite-url without title, got title:", title);
+				});
+			} catch (e) {
+				console.error(" * Error: Client sent favorite-url without title, and we could not get the title from the server:", e);
+            }
+		}
 
-var createresult = ssid_sessions[socket.ssid].favstore.createFavorite(title, favurl, folder, image, imagetype);
+		if (!image) {
+			imagetype = "url";
+			image = "canned/favorite_default.gif"
+		}
 
-headers = `200 OK
+		if (favoritenum == minisrv_config.services[service_name].max_favorites_per_folder) {
+			headers = `400 You can only have ${minisrv_config.services[service_name].max_favorites_per_folder} favorites in a folder. Discard some favorites or choose a different folder, then try again.`
+		} else {
+
+			var createresult = favstore.createFavorite(title, favurl, folder, image, imagetype);
+			if (!createresult) { // true if fail
+				headers = `200 OK
 wtv-expire: wtv-favorite:/serve-browser?favorite_folder_name=${folder}`
-}
+			} else {
+				var err = wtvshared.doErrorPage(500);
+				headers = err[0];
+				data = err[1];
+            }
+
+			sendToClient(socket, headers, data);
+		}
+	} else {
+		var err = wtvshared.doErrorPage(500);
+		headers = err[0];
+		data = err[1];
+		sendToClient(socket, headers, data);
+	}
+}
+
+
+var title = request_headers.query['favorite-title'];
+var folder = request_headers.query['favorite-category'];
+if (folder) folder = folder.replaceAll("+", " ")
+var imagetype = request_headers.query['favorite-thumbnail-type']
+var favurl = request_headers.query['favorite-url'];
+
+saveFavorite(ssid_sessions[socket.ssid].favstore, title, folder, imagetype, favurl);

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/commit-discard-favorites.js

@@ -56,7 +56,6 @@ if (errpage) {
 Connection: Keep-Alive
 Content-Type: text/html
 wtv-expire-all: wtv-favorite:
-wtv-visit: ${confirmAlert}
 Location: ${confirmAlert}`
 	} else {
 		
@@ -72,7 +71,6 @@ Location: ${confirmAlert}`
 Connection: Keep-Alive
 Content-Type: text/html
 wtv-expire-all: wtv-favorite:
-wtv-visit: ${gourl}
 Location: ${gourl}`
 	}
 }

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-add-folder-page.js

@@ -2,7 +2,9 @@ var minisrv_service_file = true;
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-
+wtv-expire-all: wtv-favorite:/favorite`
 
 
 data = `<HTML>

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-arrange-favorites.js

@@ -17,7 +17,8 @@ favoritenum = Object.keys(favarray).length;
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-`
 
 
 data = `<html><head>

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-browser.js

@@ -17,7 +17,7 @@ favoritenum = Object.keys(favarray).length;
 headers = `200 OK
 Connection: Keep-Alive
 Content-Type: text/html
-wtv-expire-all: wtv-favorite:/serve-browser
+wtv-expire-all: wtv-favorite:/serve-
 wtv-expire-all: wtv-favorite:/favorite
 `
 

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-move-favorites.js

@@ -32,7 +32,8 @@ folderlist += "</select>"
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-`
 
 
 data = `<html><head>

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-organize-favorites.js

@@ -17,7 +17,8 @@ favoritenum = Object.keys(favarray).length;
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-`
 
 
 data = `<html><head>

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-rename-favorites.js

@@ -17,7 +17,8 @@ favoritenum = Object.keys(favarray).length;
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-`
 
 
 data = `<html><head>

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-samples-page.js

@@ -2,7 +2,8 @@ var minisrv_service_file = true;
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-`
 
 
 data = `<HTML>

zefie_wtvp_minisrv/ServiceVault/wtv-favorite/serve-shortcuts-favorites.js

@@ -17,7 +17,8 @@ favoritenum = Object.keys(favarray).length;
 
 headers = `200 OK
 Connection: Keep-Alive
-Content-Type: text/html`
+Content-Type: text/html
+wtv-expire-all: wtv-favorite:/serve-`
 
 
 data = `<html>