From f9eae81e152685a1ca5179d8973848220857ec06 Mon Sep 17 00:00:00 2001
From: joeuhren <46763106+joeuhren@users.noreply.github.com>
Date: Sun, 24 Jan 2021 14:33:43 -0700
Subject: [PATCH] Add best effort mapping of old settings to new settings

---
 lib/settings.js | 428 ++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 416 insertions(+), 12 deletions(-)

diff --git a/lib/settings.js b/lib/settings.js
index 3a1b0c3..0a11428 100644
--- a/lib/settings.js
+++ b/lib/settings.js
@@ -988,6 +988,364 @@ exports.loadSettings = function loadSettings() {
 
   // check if the json settings were populated
   if (json_settings != null) {
+    // fix old deprecated settings from v1.01
+    json_settings = fix_deprecated_setting(json_settings, 'title', 'shared_pages.page_title');
+    json_settings = fix_deprecated_setting(json_settings, 'coin', 'coin.name');
+    json_settings = fix_deprecated_setting(json_settings, 'symbol', 'coin.symbol');
+    json_settings = fix_deprecated_setting(json_settings, 'headerlogo', 'shared_pages.page_header.home_link_logo');
+    json_settings = fix_deprecated_setting(json_settings, 'favicon', 'shared_pages.favicon');
+    json_settings = fix_deprecated_setting(json_settings, 'homelink', 'shared_pages.page_header.home_link');
+    json_settings = fix_deprecated_setting(json_settings, 'logoheight', 'shared_pages.page_header.home_link_logo_height');
+    json_settings = fix_deprecated_setting(json_settings, 'sticky_header', 'shared_pages.page_header.sticky_header');
+    json_settings = fix_deprecated_setting(json_settings, 'sticky_footer', 'shared_pages.page_footer.sticky_footer');
+    json_settings = fix_deprecated_setting(json_settings, 'footer_height_desktop', 'shared_pages.page_footer.footer_height_desktop');
+    json_settings = fix_deprecated_setting(json_settings, 'footer_height_tablet', 'shared_pages.page_footer.footer_height_tablet');
+    json_settings = fix_deprecated_setting(json_settings, 'footer_height_mobile', 'shared_pages.page_footer.footer_height_mobile');
+    json_settings = fix_deprecated_setting(json_settings, 'social_link_percent_height_desktop', 'shared_pages.page_footer.social_link_percent_height_desktop');
+    json_settings = fix_deprecated_setting(json_settings, 'social_link_percent_height_tablet', 'shared_pages.page_footer.social_link_percent_height_tablet');
+    json_settings = fix_deprecated_setting(json_settings, 'social_link_percent_height_mobile', 'shared_pages.page_footer.social_link_percent_height_mobile');
+    json_settings = fix_deprecated_setting(json_settings, 'theme', 'shared_pages.theme');
+    json_settings = fix_deprecated_setting(json_settings, 'port', 'webserver.port');
+    json_settings = fix_deprecated_setting(json_settings, 'update_timeout', 'sync.update_timeout');
+    json_settings = fix_deprecated_setting(json_settings, 'check_timeout', 'sync.check_timeout');
+    json_settings = fix_deprecated_setting(json_settings, 'block_parallel_tasks', 'sync.block_parallel_tasks');
+    json_settings = fix_deprecated_setting(json_settings, 'use_rpc', 'api_cmds.use_rpc');
+    json_settings = fix_deprecated_setting(json_settings, 'confirmations', 'shared_pages.confirmations');
+    json_settings = fix_deprecated_setting(json_settings, 'display.api', 'api_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.markets', 'markets_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.richlist', 'richlist_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.search', 'shared_pages.page_header.show_search');
+    json_settings = fix_deprecated_setting(json_settings, 'display.movement', 'movement_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.network', 'network_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.masternodes', 'masternodes_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.masternodesdisplay.claim_address', 'claim_address_page.enabledmasternodes_page.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'display.claim_address_header_menu', 'claim_address_page.show_header_menu');
+    json_settings = fix_deprecated_setting(json_settings, 'display.page_header_bgcolor', 'shared_pages.page_header.bgcolor');
+    json_settings = fix_deprecated_setting(json_settings, 'display.page_footer_bgcolor', 'shared_pages.page_footer.bgcolor');
+    json_settings = fix_deprecated_setting(json_settings, 'display.table_header_bgcolor', 'shared_pages.table_header_bgcolor');
+    json_settings = fix_deprecated_setting(json_settings, 'display.networkpnl', 'shared_pages.page_header.panels.network_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'display.difficultypnl', 'shared_pages.page_header.panels.difficulty_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'display.masternodespnl', 'shared_pages.page_header.panels.masternodes_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'display.coinsupplypnl', 'shared_pages.page_header.panels.coin_supply_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'display.pricepnl', 'shared_pages.page_header.panels.price_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'display.marketcappnl', 'shared_pages.page_header.panels.market_cap_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'display.logopnl', 'shared_pages.page_header.panels.logo_panel.display_order');
+    json_settings = fix_deprecated_setting(json_settings, 'index.show_last_updated', 'index_page.show_last_updated');
+    json_settings = fix_deprecated_setting(json_settings, 'index.show_hashrate', 'shared_pages.show_hashrate');
+    json_settings = fix_deprecated_setting(json_settings, 'index.difficulty', 'shared_pages.difficulty');
+    json_settings = fix_deprecated_setting(json_settings, 'index.last_txs', 'api_page.public_apis.ext.getlasttxs.max_items_per_query');
+    json_settings = fix_deprecated_setting(json_settings, 'reward_page.show_last_updated', 'blockchain_specific.heavycoin.reward_page.show_last_updated');
+    json_settings = fix_deprecated_setting(json_settings, 'api.blockindex', 'api_page.sample_data.blockindex');
+    json_settings = fix_deprecated_setting(json_settings, 'api.blockhash', 'api_page.sample_data.blockhash');
+    json_settings = fix_deprecated_setting(json_settings, 'api.txhash', 'api_page.sample_data.txhash');
+    json_settings = fix_deprecated_setting(json_settings, 'api.address', 'api_page.sample_data.address');
+    json_settings = fix_deprecated_setting(json_settings, 'markets.default', 'markets_page.default_exchange.exchange_name');
+    json_settings = fix_deprecated_setting(json_settings, 'markets.market_dropdown_menu', 'markets_page.show_market_dropdown_menu');
+    json_settings = fix_deprecated_setting(json_settings, 'markets.market_select_visible', 'markets_page.show_market_select');
+    json_settings = fix_deprecated_setting(json_settings, 'richlist.distribution', 'richlist_page.wealth_distribution.show_distribution_chart');
+    json_settings = fix_deprecated_setting(json_settings, 'richlist.received', 'richlist_page.show_received_coins');
+    json_settings = fix_deprecated_setting(json_settings, 'richlist.balance', 'richlist_page.show_current_balance');
+    json_settings = fix_deprecated_setting(json_settings, 'movement.min_amount', 'movement_page.movement_table.min_amount');
+    json_settings = fix_deprecated_setting(json_settings, 'movement.low_flag', 'movement_page.movement_table.low_warning_flag');
+    json_settings = fix_deprecated_setting(json_settings, 'movement.high_flag', 'movement_page.movement_table.high_warning_flag');
+    json_settings = fix_deprecated_setting(json_settings, 'genesis_tx', 'transaction_page.genesis_tx');
+    json_settings = fix_deprecated_setting(json_settings, 'genesis_block', 'block_page.genesis_block');
+    json_settings = fix_deprecated_setting(json_settings, 'heavy', 'blockchain_specific.heavycoin.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'save_stats_after_sync_blocks', 'sync.save_stats_after_sync_blocks');
+    json_settings = fix_deprecated_setting(json_settings, 'txcount', 'api_page.public_apis.ext.getaddresstxs.max_items_per_query');
+    json_settings = fix_deprecated_setting(json_settings, 'txcount_per_page', 'address_page.history_table.items_per_page');
+    json_settings = fix_deprecated_setting(json_settings, 'show_sent_received', 'address_page.show_sent_received');
+    json_settings = fix_deprecated_setting(json_settings, 'supply', 'sync.supply');
+    json_settings = fix_deprecated_setting(json_settings, 'nethash', 'shared_pages.page_header.panels.network_panel.nethash');
+    json_settings = fix_deprecated_setting(json_settings, 'nethash_units', 'shared_pages.page_header.panels.network_panel.nethash_units');
+    json_settings = fix_deprecated_setting(json_settings, 'usecors', 'webserver.cors.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'corsorigin', 'webserver.cors.corsorigin');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getdifficulty', 'api_page.public_apis.rpc.getdifficulty.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getconnectioncount', 'api_page.public_apis.rpc.getconnectioncount.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getblockcount', 'api_page.public_apis.rpc.getblockcount.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getblockhash', 'api_page.public_apis.rpc.getblockhash.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getblock', 'api_page.public_apis.rpc.getblock.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getrawtransaction', 'api_page.public_apis.rpc.getrawtransaction.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getnetworkhashps', 'api_page.public_apis.rpc.getnetworkhashps.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getvotelist', 'api_page.public_apis.rpc.getvotelist.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getmasternodecount', 'api_page.public_apis.rpc.getmasternodecount.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getmaxmoney', 'blockchain_specific.heavycoin.public_apis.getmaxmoney.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getmaxvote', 'blockchain_specific.heavycoin.public_apis.getmaxvote.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getvote', 'blockchain_specific.heavycoin.public_apis.getvote.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getphase', 'blockchain_specific.heavycoin.public_apis.getphase.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getreward', 'blockchain_specific.heavycoin.public_apis.getreward.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getsupply', 'blockchain_specific.heavycoin.public_apis.getsupply.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getnextrewardestimate', 'blockchain_specific.heavycoin.public_apis.getnextrewardestimate.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.rpc.getnextrewardwhenstr', 'blockchain_specific.heavycoin.public_apis.getnextrewardwhenstr.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getmoneysupply', 'api_page.public_apis.ext.getmoneysupply.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getdistribution', 'api_page.public_apis.ext.getdistribution.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getaddress', 'api_page.public_apis.ext.getaddress.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getaddresstxs', 'api_page.public_apis.ext.getaddresstxs.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.gettx', 'api_page.public_apis.ext.gettx.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getbalance', 'api_page.public_apis.ext.getbalance.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getlasttxs', 'api_page.public_apis.ext.getlasttxs.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getcurrentprice', 'api_page.public_apis.ext.getcurrentprice.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getbasicstats', 'api_page.public_apis.ext.getbasicstats.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getsummary', 'api_page.public_apis.ext.getsummary.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getnetworkpeers', 'api_page.public_apis.ext.getnetworkpeers.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getmasternodelist', 'api_page.public_apis.ext.getmasternodelist.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getmasternoderewards', 'api_page.public_apis.ext.getmasternoderewards.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'public_api.ext.getmasternoderewardstotal', 'api_page.public_apis.ext.getmasternoderewardstotal.enabled');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getmaxmoney', 'blockchain_specific.heavycoin.api_cmds.getmaxmoney');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getmaxvote', 'blockchain_specific.heavycoin.api_cmds.getmaxvote');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getvote', 'blockchain_specific.heavycoin.api_cmds.getvote');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getphase', 'blockchain_specific.heavycoin.api_cmds.getphase');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getreward', 'blockchain_specific.heavycoin.api_cmds.getreward');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getnextrewardestimate', 'blockchain_specific.heavycoin.api_cmds.getnextrewardestimate');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getnextrewardwhenstr', 'blockchain_specific.heavycoin.api_cmds.getnextrewardwhenstr');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.heavies.getsupply', 'blockchain_specific.heavycoin.api_cmds.getsupply');
+    json_settings = fix_deprecated_setting(json_settings, 'api_cmds.masternode_count', 'api_cmds.getmasternodecount');
+    json_settings = fix_deprecated_setting(json_settings, 'wallet.user', 'wallet.username');
+    json_settings = fix_deprecated_setting(json_settings, 'wallet.pass', 'wallet.password');
+    json_settings = fix_deprecated_setting(json_settings, 'social_links', 'shared_pages.page_footer.social_links');
+    // check if social_links setting exists
+    if (json_settings.shared_pages.page_footer.social_links != null) {
+      // loop through the social links to look for and change image_url to image_path
+      json_settings.shared_pages.page_footer.social_links.forEach(function(social_link) {
+        // check if image_url exists 
+        if (social_link.image_url != null) {
+          // copy image_url to image_path 
+          social_link.image_path = social_link.image_url;
+          // delete the old setting
+          delete social_link.image_url;
+        }
+      });
+    }
+    // fix old logo path
+    if (json_settings.logo != null) {
+      json_settings.logo = json_settings.logo.replace('/images/', '/img/');
+    }
+    json_settings = fix_deprecated_setting(json_settings, 'logo', 'shared_pages.logo');
+    // check if old index.txs_per_page setting exists
+    if (json_settings.index != null && json_settings.index.txs_per_page != null) {
+      // fix parent elements to be sure there are no missing parents
+      json_settings = ensure_parent_elements_exist(json_settings, 'index_page.transaction_table.items_per_page');
+      json_settings = ensure_parent_elements_exist(json_settings, 'movement_page.movement_table.items_per_page');
+      // copy old setting to new index setting
+      json_settings.index_page.transaction_table.items_per_page = json_settings.index.txs_per_page;
+      // copy old setting to new movement setting
+      json_settings.movement_page.movement_table.items_per_page = json_settings.index.txs_per_page;
+      // delete old setting
+      delete json_settings.index.txs_per_page;
+    }
+    // fix parent elements to be sure there are no missing parents
+    json_settings = ensure_parent_elements_exist(json_settings, 'richlist_page.burned_coins.addresses');
+    // check if new burned_coins.addresses setting exists
+    if (json_settings.richlist_page.burned_coins.addresses == null) {
+      // initialize burned_coins.addresses as an empty array
+      json_settings.richlist_page.burned_coins.addresses = [];
+    }
+    // check if old burned_coins setting exists
+    if (json_settings.burned_coins != null) {
+      // loop through old burned_coins
+      json_settings.burned_coins.forEach(function(address) {
+        // add new address string to burned_coins
+        json_settings.richlist_page.burned_coins.addresses.push(address.address);
+      });
+      // delete old setting
+      delete json_settings.burned_coins;
+    }
+    // fix parent elements to be sure there are no missing parents
+    json_settings = ensure_parent_elements_exist(json_settings, 'shared_pages.page_footer.social_links');
+    // check if new social_links setting exists
+    if (json_settings.shared_pages.page_footer.social_links == null) {
+      // initialize social_links as an empty array
+      json_settings.shared_pages.page_footer.social_links = [];
+    }
+    // check if old github setting exists
+    if (json_settings.github != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.github == null ? false : json_settings.display.github),
+        "tooltip_text": "Github",
+        "url": "https://github.com/" + json_settings.github,
+        "fontawesome_class": "fab fa-github",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.github;
+      delete json_settings.display.github;
+    }
+    // check if old discord setting exists
+    if (json_settings.discord != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.discord == null ? false : json_settings.display.discord),
+        "tooltip_text": "Discord",
+        "url": json_settings.discord,
+        "fontawesome_class": "fab fa-discord",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.discord;
+      delete json_settings.display.discord;
+    }
+    // check if old telegram setting exists
+    if (json_settings.telegram != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.telegram == null ? false : json_settings.display.telegram),
+        "tooltip_text": "Telegram",
+        "url": "https://t.me/" + json_settings.telegram,
+        "fontawesome_class": "fab fa-telegram",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.telegram;
+      delete json_settings.display.telegram;
+    }
+    // check if old reddit setting exists
+    if (json_settings.reddit != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.reddit == null ? false : json_settings.display.reddit),
+        "tooltip_text": "Reddit",
+        "url": "https://reddit.com/r/" + json_settings.reddit,
+        "fontawesome_class": "fab fa-reddit",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.reddit;
+      delete json_settings.display.reddit;
+    }
+    // check if old youtube setting exists
+    if (json_settings.youtube != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.youtube == null ? false : json_settings.display.youtube),
+        "tooltip_text": "YouTube",
+        "url": json_settings.youtube,
+        "fontawesome_class": "fab fa-youtube",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.youtube;
+      delete json_settings.display.youtube;
+    }
+    // check if old slack setting exists
+    if (json_settings.slack != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.slack == null ? false : json_settings.display.slack),
+        "tooltip_text": "Slack",
+        "url": json_settings.slack,
+        "fontawesome_class": "fab fa-slack",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.slack;
+      delete json_settings.display.slack;
+    }
+    // check if old twitter setting exists
+    if (json_settings.twitter != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.twitter == null ? false : json_settings.display.twitter),
+        "tooltip_text": "Twitter",
+        "url": "https://twitter.com/" + json_settings.twitter,
+        "fontawesome_class": "fab fa-twitter",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.twitter;
+      delete json_settings.display.twitter;
+    }
+    // check if old facebook setting exists
+    if (json_settings.facebook != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.facebook == null ? false : json_settings.display.facebook),
+        "tooltip_text": "Facebook",
+        "url": "https://www.facebook.com/" + json_settings.facebook,
+        "fontawesome_class": "fab fa-facebook",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.facebook;
+      delete json_settings.display.facebook;
+    }
+    // check if old google+ setting exists
+    if (json_settings.googleplus != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.googleplus == null ? false : json_settings.display.googleplus),
+        "tooltip_text": "Google+",
+        "url": "https://plus.google.com/" + json_settings.googleplus,
+        "fontawesome_class": "fab fa-google-plus",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.googleplus;
+      delete json_settings.display.googleplus;
+    }
+    // check if old bitcointalk setting exists
+    if (json_settings.bitcointalk != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.bitcointalk == null ? false : json_settings.display.bitcointalk),
+        "tooltip_text": "Bitcointalk",
+        "url": "https://bitcointalk.org/index.php?topic=" + json_settings.bitcointalk,
+        "fontawesome_class": "fab fa-btc",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.bitcointalk;
+      delete json_settings.display.bitcointalk;
+    }
+    // check if old website setting exists
+    if (json_settings.website != null) {
+      // add new object to social_links
+      json_settings.shared_pages.page_footer.social_links.push({
+        "enabled": (json_settings.display == null || json_settings.display.website == null ? false : json_settings.display.website),
+        "tooltip_text": "Website",
+        "url": json_settings.website,
+        "fontawesome_class": "fa fa-link",
+        "image_path": ""
+      });
+      // delete old settings
+      delete json_settings.website;
+      delete json_settings.display.website;
+    }
+    // check if the old markets.enabled setting exists
+    if (json_settings.markets != null && json_settings.markets.enabled != null) {
+      // loop through enabled markets
+      json_settings.markets.enabled.forEach(function(market) {
+        // fix parent elements to be sure there are no missing parents
+        json_settings = ensure_parent_elements_exist(json_settings, 'markets_page.exchanges.' + market + '.enabled');
+        // enable the market via new setting
+        json_settings.markets_page.exchanges[market].enabled = true;
+        // check if the old markets.coin and markets.exchange settings exist
+        if (json_settings.markets.coin != null && json_settings.markets.exchange != null) {
+          // set the new setting trading_pairs
+          json_settings.markets_page.exchanges[market].trading_pairs = [json_settings.markets.coin + '/' + json_settings.markets.exchange];
+          // check if the default exchange trading pair is set
+          if (json_settings.markets_page.default_exchange.trading_pair == null) {
+            // fix parent elements to be sure there are no missing parents
+            json_settings = ensure_parent_elements_exist(json_settings, 'markets_page.default_exchange.trading_pair');
+            // set the default exchange trading pair
+            json_settings.markets_page.default_exchange.trading_pair = json_settings.markets.coin + '/' + json_settings.markets.exchange;
+          }
+        }
+      });
+      // delete the old settings
+      delete json_settings.markets.enabled;
+      delete json_settings.markets.coin;
+      delete json_settings.markets.exchange;
+    }
+    // delete old unused settings
+    if (Object.byString(json_settings, 'address') != null) delete json_settings.address;
+    if (Object.byString(json_settings, 'display') != null) delete json_settings.display;
+    if (Object.byString(json_settings, 'index') != null) delete json_settings.index;
+    if (Object.byString(json_settings, 'api') != null) delete json_settings.api;
+    if (Object.byString(json_settings, 'markets') != null) delete json_settings.markets;
+    if (Object.byString(json_settings, 'richlist') != null) delete json_settings.richlist;
+    if (Object.byString(json_settings, 'movement') != null) delete json_settings.movement;
+
     // loop through all settings from the settings.json file
     for (var current_setting in json_settings) {
       // merge settings from settings.json with the defaults from settings.js
@@ -1005,6 +1363,53 @@ exports.loadSettings = function loadSettings() {
   }
 };
 
+// define a function to fix deprecated settings
+fix_deprecated_setting = function(json_settings, old_path, new_path) {
+  // check if the old setting exists
+  if (Object.byString(json_settings, old_path) != null) {
+    // old setting exists
+    // check if the new setting exists
+    if (Object.byString(json_settings, new_path) == null) {
+      // new setting does not exist
+      // get the old value
+      var setting_value = Object.byString(json_settings, old_path);
+      // remove the old setting
+      eval('delete json_settings.' + old_path);
+      // fix parent elements to be sure there are no missing parents
+      json_settings = ensure_parent_elements_exist(json_settings, new_path);
+      // set the new setting to the value of the old setting
+      eval('json_settings' + fix_object_path(new_path) + ' = ' + JSON.stringify(setting_value));
+      // show warning msg
+      console.warn("Deprecated setting '" + old_path + "' has been mapped to the new location '" + new_path + "'. Be sure to make this change in settings.json as the old setting will be removed in a future release.");
+    }
+  }
+
+  return json_settings;
+}
+
+// define a function to ensure json parent elements are not null
+ensure_parent_elements_exist = function(json_settings, path) {
+  var split = path.split('.');
+  // check if the setting has parent elements
+  if (split.length > 1) {
+    var running_path = '';
+    // loop through the parent elements and create dummy containers for each non-existant parent setting
+    for (i = 0; i < split.length - 1; i++) {
+      // add to the running path
+      running_path += (running_path == '' ? '' : '.') + split[i];
+      // get the current setting value
+      var current_value = Object.byString(json_settings, running_path)
+      // check if this setting exists
+      if (current_value == null || typeof current_value !== 'object') {
+        // the setting does not exist or it is not an object, so overwrite the value with a dummy container for now
+        eval('json_settings' + fix_object_path(running_path) + ' = {}');
+      }
+    } 
+  }
+
+  return json_settings;
+}
+
 // define a recursive function used to merge settings from different json objects
 merge_settings = function(json_settings, exceptions, current_setting, path) {
   // check if this is an object with more properties
@@ -1092,18 +1497,17 @@ fix_object_path = function(path) {
 
 /* Special thanks to Alnitak for the Object.byString function: https://stackoverflow.com/a/6491621/3038650 */
 Object.byString = function(o, s) {
-    s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
-    s = s.replace(/^\./, '');           // strip a leading dot
-    var a = s.split('.');
-    for (var i = 0, n = a.length; i < n; ++i) {
-        var k = a[i];
-        if (k in o) {
-            o = o[k];
-        } else {
-            return;
-        }
-    }
-    return o;
+  s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
+  s = s.replace(/^\./, '');           // strip a leading dot
+  var a = s.split('.');
+  for (var i = 0, n = a.length; i < n; ++i) {
+    var k = a[i];
+    if (typeof o === 'object' && o !== null && k in o)
+      o = o[k];
+    else
+      return;
+  }
+  return o;
 }
 
 // populate settings