From 8fa1ebd6059050566bd685c23d88ff4f60a20c55 Mon Sep 17 00:00:00 2001
From: feula <mr.pikzen@gmail.com>
Date: Thu, 9 Apr 2015 18:13:11 +0200
Subject: [PATCH] Allow disabling all public links, fixes #188

---
 index.php          | 7 +++++++
 tpl/configure.html | 7 +++++++
 2 files changed, 14 insertions(+)

diff --git a/index.php b/index.php
index 3192029a..0f39cdc2 100644
--- a/index.php
+++ b/index.php
@@ -34,6 +34,7 @@
                                           // Note: You must have publisher.php in the same directory as Shaarli index.php
 $GLOBALS['config']['ARCHIVE_ORG'] = false; // For each link, add a link to an archived version on archive.org
 $GLOBALS['config']['ENABLE_RSS_PERMALINKS'] = true;  // Enable RSS permalinks by default. This corresponds to the default behavior of shaarli before this was added as an option.
+$GLOBALS['config']['DISABLE_PUBLIC_LINKS'] = false;
 // -----------------------------------------------------------------------------------------------
 // You should not touch below (or at your own risks!)
 // Optional config file.
@@ -1458,6 +1459,7 @@ function renderPage()
             $GLOBALS['privateLinkByDefault']=!empty($_POST['privateLinkByDefault']);
             $GLOBALS['config']['ENABLE_RSS_PERMALINKS']= !empty($_POST['enableRssPermalinks']);
             $GLOBALS['config']['ENABLE_UPDATECHECK'] = !empty($_POST['updateCheck']);
+            $GLOBALS['config']['DISABLE_PUBLIC_LINKS'] = !empty($_POST['disablePublicLinks']);
             writeConfig();
             echo '<script>alert("Configuration was saved.");document.location=\'?do=tools\';</script>';
             exit;
@@ -1899,9 +1901,13 @@ function buildLinkList($PAGE,$LINKSDB)
         }
         $search_type='permalink';
     }
+    // We chose to disable all private links and the user isn't logged in, do not return any link.
+    else if ($GLOBALS['config']['DISABLE_PUBLIC_LINKS'] && !isLoggedIn())
+        $linksToDisplay = array();
     else
         $linksToDisplay = $LINKSDB;  // Otherwise, display without filtering.
 
+
     // Option: Show only private links
     if (!empty($_SESSION['privateonly']))
     {
@@ -2328,6 +2334,7 @@ function writeConfig()
     $config .= '$GLOBALS[\'privateLinkByDefault\']='.var_export($GLOBALS['privateLinkByDefault'],true).'; ';
     $config .= '$GLOBALS[\'config\'][\'ENABLE_RSS_PERMALINKS\']='.var_export($GLOBALS['config']['ENABLE_RSS_PERMALINKS'], true).'; ';
     $config .= '$GLOBALS[\'config\'][\'ENABLE_UPDATECHECK\']='.var_export($GLOBALS['config']['ENABLE_UPDATECHECK'], true).'; ';
+    $config .= '$GLOBALS[\'config\'][\'DISABLE_PUBLIC_LINKS\']='.var_export($GLOBALS['config']['DISABLE_PUBLIC_LINKS'], true).'; ';
     $config .= ' ?>';
     if (!file_put_contents($GLOBALS['config']['CONFIG_FILE'],$config) || strcmp(file_get_contents($GLOBALS['config']['CONFIG_FILE']),$config)!=0)
     {
diff --git a/tpl/configure.html b/tpl/configure.html
index 373d0690..01f846cc 100644
--- a/tpl/configure.html
+++ b/tpl/configure.html
@@ -27,6 +27,13 @@
         		<input type="checkbox" name="enableRssPermalinks" id="enableRssPermalinks" {if="!empty($GLOBALS['config']['ENABLE_RSS_PERMALINKS'])"}checked{/if}/><label for="enableRssPermalinks">&nbsp;Switches the RSS feed URLs between full URLs and shortlinks. Enabling it will show a permalink in the description, and the feed item will be linked to the absolute URL. Disabling it swaps this behaviour around (permalink in title and link in description). RSS Permalinks are currently <b>{if="$GLOBALS['config']['ENABLE_RSS_PERMALINKS']"}enabled{else}disabled{/if}</b></label>
         	</td>
         </tr>
+        <tr>
+            <td valign="top"><b>Disable public links</b></td>
+            <td>
+                <input type="checkbox" name="disablePublicLinks" id="disablePublicLinks" {if="!empty($GLOBALS['config']['DISABLE_PUBLIC_LINKS'])"}checked{/if}/><label for="disablePublicLinks">&nbsp;
+                Do not show any links if the user is not logged in.</label>
+            </td>
+        </tr>
         <tr><td valign="top"><b>Update:</b></td><td>
             <input type="checkbox" name="updateCheck" id="updateCheck" {if="!empty($GLOBALS['config']['ENABLE_UPDATECHECK'])"}checked{/if}/>
             <label for="updateCheck">&nbsp;Notify me when a new release is ready</label></td>