Avoid double slashes in notification email body

Refactor some of the URI generation code to avoid double slashes in
absolute URIs.
Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>

web/html/login.php

@@ -48,7 +48,7 @@ html_header('AUR ' . __("Login"));
 	<?php else: ?>
 	<p>
 		<?php printf(__("HTTP login is disabled. Please %sswitch to HTTPs%s if you want to login."),
-			'<a href="' . aur_location() . get_uri('/login') . '">', '</a>'); ?>
+			'<a href="' . get_uri('/login', true) . '">', '</a>'); ?>
 	</p>
 	<?php endif; ?>
 </div>

web/lib/acctfuncs.inc.php

@@ -660,7 +660,7 @@ function send_resetkey($email, $subject, $body) {
 
 	/* Send e-mail with confirmation link. */
 	$body = wordwrap($body, 70);
-	$body .=  "\n\n". aur_location() . get_uri('/passreset/') .
+	$body .=  "\n\n". get_uri('/passreset/', true) .
 		  "?resetkey={$resetkey}";
 	$headers = "MIME-Version: 1.0\r\n" .
 		   "Content-type: text/plain; charset=UTF-8\r\n" .

web/lib/pkgbasefuncs.inc.php

@@ -131,8 +131,7 @@ function pkgbase_add_comment($base_id, $uid, $comment) {
 		 * work, users would be getting emails in the language that the
 		 * user who posted the comment was in.
 		 */
-		$body =
-		'from ' . aur_location() . get_pkgbase_uri($row['Name']) . "\n"
+		$body = 'from ' . get_pkgbase_uri($row['Name'], true) . "\n"
 		. username_from_sid($_COOKIE['AURSID']) . " wrote:\n\n"
 		. $comment
 		. "\n\n---\nIf you no longer wish to receive notifications about this package, please go the the above package page and click the UnNotify button.";
@@ -380,7 +379,7 @@ function pkgbase_flag($base_ids) {
 		$result = $dbh->query($q);
 		if ($result) {
 			while ($row = $result->fetch(PDO::FETCH_ASSOC)) {
-				$body = "Your package " . $row['Name'] . " has been flagged out of date by " . $f_name . " [1]. You may view your package at:\n" . aur_location() . get_pkgbase_uri($row['Name']) . "\n\n[1] - " . aur_location() . get_user_uri($f_name);
+				$body = "Your package " . $row['Name'] . " has been flagged out of date by " . $f_name . " [1]. You may view your package at:\n" . get_pkgbase_uri($row['Name'], true) . "\n\n[1] - " . get_user_uri($f_name, true);
 				$body = wordwrap($body, 70);
 				$headers = "MIME-Version: 1.0\r\n" .
 					   "Content-type: text/plain; charset=UTF-8\r\n" .

web/lib/pkgreqfuncs.inc.php

@@ -160,15 +160,15 @@ function pkgreq_file($ids, $type, $merge_into, $comments) {
 			$username . " [1] filed a request to merge " .
 			$row['Name'] . " [2] into " . $merge_into .
 			" [3]:\n\n" .  $comments . "\n\n" .
-			"[1] " . aur_location() . get_user_uri($username) . "\n" .
-			"[2] " . aur_location() . get_pkgbase_uri($row['Name']) . "\n" .
-			"[3] " . aur_location() . get_pkgbase_uri($merge_into) . "\n";
+			"[1] " . get_user_uri($username, true) . "\n" .
+			"[2] " . get_pkgbase_uri($row['Name'], true) . "\n" .
+			"[3] " . get_pkgbase_uri($merge_into, true) . "\n";
 	} else {
 		$body =
 			$username . " [1] filed a " . $type . " request for " .
 			$row['Name'] . " [2]:\n\n" . $comments . "\n\n" .
-			"[1] " . aur_location() . get_user_uri($username) . "\n" .
-			"[2] " . aur_location() . get_pkgbase_uri($row['Name']) . "\n";
+			"[1] " . get_user_uri($username, true) . "\n" .
+			"[2] " . get_pkgbase_uri($row['Name'], true) . "\n";
 	}
 	$body = wordwrap($body, 70);
 	$cc = array_unique($cc);
@@ -278,7 +278,7 @@ function pkgreq_close($id, $reason, $comments, $auto_close=false) {
 	}
 	if (!$auto_close) {
 		$body .= "\n";
-		$body .= "[1] " . aur_location() .  get_user_uri($username);
+		$body .= "[1] " . get_user_uri($username, true);
 		$body .= "\n";
 	}
 	$body = wordwrap($body, 70);

web/lib/routing.inc.php

@@ -37,8 +37,12 @@ function get_route($path) {
 	}
 }
 
-function get_uri($path) {
-	return $path;
+function get_uri($path, $absolute=false) {
+	if ($absolute) {
+		return rtrim(aur_location(), '/') . $path;
+	} else {
+		return $path;
+	}
 }
 
 function get_pkg_route() {
@@ -56,14 +60,16 @@ function get_pkgreq_route() {
 	return $PKGREQ_PATH;
 }
 
-function get_pkg_uri($pkgname) {
+function get_pkg_uri($pkgname, $absolute=false) {
 	global $PKG_PATH;
-	return $PKG_PATH . '/' . urlencode($pkgname) . '/';
+	$path = $PKG_PATH . '/' . urlencode($pkgname) . '/';
+	return get_uri($path, $absolute);
 }
 
-function get_pkgbase_uri($pkgbase_name) {
+function get_pkgbase_uri($pkgbase_name, $absolute=false) {
 	global $PKGBASE_PATH;
-	return $PKGBASE_PATH . '/' . urlencode($pkgbase_name) . '/';
+	$path = $PKGBASE_PATH . '/' . urlencode($pkgbase_name) . '/';
+	return get_uri($path, $absolute);
 }
 
 function get_user_route() {
@@ -71,7 +77,8 @@ function get_user_route() {
 	return $USER_PATH;
 }
 
-function get_user_uri($username) {
+function get_user_uri($username, $absolute=false) {
 	global $USER_PATH;
-	return $USER_PATH . '/' . urlencode($username) . '/';
+	$path = $USER_PATH . '/' . urlencode($username) . '/';
+	return get_uri($path, $absolute);
 }

web/template/header.php

@@ -70,7 +70,7 @@
 					<?php else: ?>
 						<li><a href="<?= get_uri('/register/'); ?>"><?= __("Register"); ?></a></li>
 						<?php if (config_get_bool('options', 'disable_http_login') && empty($_SERVER['HTTPS'])): ?>
-						<li><a href="<?= aur_location() . get_uri('/login/'); ?>"><?= __("Login"); ?></a></li>
+						<li><a href="<?= get_uri('/login/', true); ?>"><?= __("Login"); ?></a></li>
 						<?php else: ?>
 						<li><a href="<?= get_uri('/login/'); ?>"><?= __("Login"); ?></a></li>
 						<?php endif; ?>