ttrss/modules/pref-instances.php

<?php
	function module_pref_instances($link) {

		if (!SINGLE_USER_MODE && $_SESSION["access_level"] < 10) {
			print __("Your access level is insufficient to open this tab.");
			return;
		}

		$subop = $_REQUEST['subop'];

		if ($subop == "remove") {
			$ids = db_escape_string($_REQUEST['ids']);

			db_query($link, "DELETE FROM ttrss_linked_instances WHERE
				id IN ($ids)");

			return;
		}

		if ($subop == "add") {
			$id = db_escape_string($_REQUEST["id"]);
			$access_url = db_escape_string($_REQUEST["access_url"]);
			$access_key = db_escape_string($_REQUEST["access_key"]);

			db_query($link, "BEGIN");

			$result = db_query($link, "SELECT id FROM ttrss_linked_instances
				WHERE access_url = '$access_url'");

			if (db_num_rows($result) == 0) {
				db_query($link, "INSERT INTO ttrss_linked_instances
					(access_url, access_key, last_connected, last_status_in, last_status_out)
					VALUES
					('$access_url', '$access_key', '1970-01-01', -1, -1)");

			}

			db_query($link, "COMMIT");

			return;
		}

		if ($subop == "edit") {

			$id = db_escape_string($_REQUEST["id"]);

			$result = db_query($link, "SELECT * FROM ttrss_linked_instances WHERE
				id = '$id'");

			print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\"  name=\"id\" value=\"$id\">";
			print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\"  name=\"op\" value=\"pref-instances\">";
			print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\"  name=\"subop\" value=\"editSave\">";

			print "<div class=\"dlgSec\">".__("Instance")."</div>";

			print "<div class=\"dlgSecCont\">";

			/* URL */

			$access_url = htmlspecialchars(db_fetch_result($result, 0, "access_url"));

			print __("URL:") . " ";

			print "<input dojoType=\"dijit.form.ValidationTextBox\" required=\"1\"
				placeHolder=\"".__("Instance URL")."\"
				regExp='^(http|https)://.*'
				style=\"font-size : 16px; width: 20em\" name=\"access_url\"
				value=\"$access_url\">";

			print "<hr/>";

			$access_key = htmlspecialchars(db_fetch_result($result, 0, "access_key"));

			/* Access key */

			print __("Access key:") . " ";

			print "<input dojoType=\"dijit.form.ValidationTextBox\" required=\"1\"
				placeHolder=\"".__("Access key")."\" regExp='\w{40}'
				style=\"width: 20em\" name=\"access_key\" id=\"instance_edit_key\"
				value=\"$access_key\">";

			print "<p class='insensitive'>" . __("Use one access key for both linked instances.");

			print "</div>";

			print "<div class=\"dlgButtons\">
				<div style='float : left'>
					<button dojoType=\"dijit.form.Button\"
						onclick=\"return dijit.byId('instanceEditDlg').regenKey()\">".
						__('Generate new key')."</button>
				</div>
				<button dojoType=\"dijit.form.Button\"
					onclick=\"return dijit.byId('instanceEditDlg').execute()\">".
					__('Save')."</button>
				<button dojoType=\"dijit.form.Button\"
					onclick=\"return dijit.byId('instanceEditDlg').hide()\"\">".
					__('Cancel')."</button></div>";

			return;
		}

		if ($subop == "editSave") {
			$id = db_escape_string($_REQUEST["id"]);
			$access_url = db_escape_string($_REQUEST["access_url"]);
			$access_key = db_escape_string($_REQUEST["access_key"]);

			db_query($link, "UPDATE ttrss_linked_instances SET
				access_key = '$access_key', access_url = '$access_url',
				last_connected = '1970-01-01'
				WHERE id = '$id'");

			return;
		}

		if (!function_exists('curl_init')) {
			print "<div style='padding : 1em'>";
			print_error("This functionality requires CURL functions. Please enable CURL in your PHP configuration and reload this page.");
			print "</div>";
		}

		print "<div id=\"pref-instance-wrap\" dojoType=\"dijit.layout.BorderContainer\" gutters=\"false\">";
		print "<div id=\"pref-instance-header\" dojoType=\"dijit.layout.ContentPane\" region=\"top\">";

		print "<div id=\"pref-instance-toolbar\" dojoType=\"dijit.Toolbar\">";

		$sort = db_escape_string($_REQUEST["sort"]);

		if (!$sort || $sort == "undefined") {
			$sort = "access_url";
		}

		print "<div dojoType=\"dijit.form.DropDownButton\">".
				"<span>" . __('Select')."</span>";
		print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
		print "<div onclick=\"selectTableRows('prefInstanceList', 'all')\"
			dojoType=\"dijit.MenuItem\">".__('All')."</div>";
		print "<div onclick=\"selectTableRows('prefInstanceList', 'none')\"
			dojoType=\"dijit.MenuItem\">".__('None')."</div>";
		print "</div></div>";

		print "<button dojoType=\"dijit.form.Button\" onclick=\"addInstance()\">".__('Link instance')."</button>";
		print "<button dojoType=\"dijit.form.Button\" onclick=\"editSelectedInstance()\">".__('Edit')."</button>";
		print "<button dojoType=\"dijit.form.Button\" onclick=\"removeSelectedInstances()\">".__('Remove')."</button>";

		print "</div>"; #toolbar

		$result = db_query($link, "SELECT *,
			(SELECT COUNT(*) FROM ttrss_linked_feeds
				WHERE instance_id = ttrss_linked_instances.id) AS num_feeds
			FROM ttrss_linked_instances
			ORDER BY $sort");

		print "<p class=\"insensitive\" style='margin-left : 1em;'>" . __("You can connect other instances of Tiny Tiny RSS to this one to share Popular feeds. Link to this instance of Tiny Tiny RSS by using this URL:");

		print " <a href=\"#\" onclick=\"alert('".htmlspecialchars(get_self_url_prefix())."')\">(display url)</a>";

		print "<p><table width='100%' id='prefInstanceList' class='prefInstanceList' cellspacing='0'>";

		print "<tr class=\"title\">
			<td align='center' width=\"5%\">&nbsp;</td>
			<td width=''><a href=\"#\" onclick=\"updateInstanceList('access_url')\">".__('Instance URL')."</a></td>
			<td width='20%'><a href=\"#\" onclick=\"updateInstanceList('access_key')\">".__('Access key')."</a></td>
			<td width='10%'><a href=\"#\" onclick=\"updateUsersList('last_connected')\">".__('Last connected')."</a></td>
			<td width='10%'><a href=\"#\" onclick=\"updateUsersList('num_feeds')\">".__('Stored feeds')."</a></td>
			</tr>";

		$lnum = 0;

		while ($line = db_fetch_assoc($result)) {
			$class = ($lnum % 2) ? "even" : "odd";

			$id = $line['id'];
			$this_row_id = "id=\"LIRR-$id\"";

			$line["last_connected"] = make_local_datetime($link, $line["last_connected"], false);

			print "<tr class=\"$class\" $this_row_id>";

			print "<td align='center'><input onclick='toggleSelectRow(this);'
				type=\"checkbox\" id=\"LICHK-$id\"></td>";

			$onclick = "onclick='editInstance($id, event)' title='".__('Click to edit')."'";

			$access_key = mb_substr($line['access_key'], 0, 4) . '...' .
				mb_substr($line['access_key'], -4);

			print "<td $onclick>" . htmlspecialchars($line['access_url']) . "</td>";
			print "<td $onclick>" . htmlspecialchars($access_key) . "</td>";
			print "<td $onclick>" . htmlspecialchars($line['last_connected']) . "</td>";
			print "<td $onclick>" . htmlspecialchars($line['num_feeds']) . "</td>";

			print "</tr>";

			++$lnum;
		}

		print "</table>";

		print "</div>"; #pane
		print "</div>"; #container

	}
?>