From b26c38825451b51842d13933bce7abb167ebc3d0 Mon Sep 17 00:00:00 2001
From: otrok7 <50595291+otrok7@users.noreply.github.com>
Date: Sat, 16 Nov 2024 23:40:02 +0100
Subject: [PATCH] first working preview button

---
 admin/partials/_backup_restore_setup.php |  1 +
 admin/partials/bread-admin-display.php   | 12 ++++-
 includes/class-bread.php                 | 64 ++++++++++++++++--------
 public/class-bread-public.php            |  1 +
 4 files changed, 55 insertions(+), 23 deletions(-)

diff --git a/admin/partials/_backup_restore_setup.php b/admin/partials/_backup_restore_setup.php
index 52caec8..5823df8 100644
--- a/admin/partials/_backup_restore_setup.php
+++ b/admin/partials/_backup_restore_setup.php
@@ -84,4 +84,5 @@
         </div>
     </div>
     <br class="clear">
+    <p style="display: inline; margin-top:.5em;margin-bottom:1.0em;margin-left:.2em;"><a target="_blank" class="button-primary" href="<?php echo home_url();?>/?current-meeting-list=<?php echo $this->admin->loaded_setting;?>">Generate Meeting List</a></p>
 </div>
diff --git a/admin/partials/bread-admin-display.php b/admin/partials/bread-admin-display.php
index 52dee1e..57d6e97 100644
--- a/admin/partials/bread-admin-display.php
+++ b/admin/partials/bread-admin-display.php
@@ -84,7 +84,10 @@ function admin_options_page()
         if (!isset($_POST['bmltmeetinglistsave'])) {
             $_POST['bmltmeetinglistsave'] = false;
         }
-        if ($_POST['bmltmeetinglistsave']) {
+        if (!isset($_POST['bmltmeetinglistpreview'])) {
+            $_POST['bmltmeetinglistpreview'] = false;
+        }
+        if ($_POST['bmltmeetinglistsave'] || $_POST['bmltmeetinglistpreview']) {
             if (!wp_verify_nonce($_POST['_wpnonce'], 'bmltmeetinglistupdate-options')) {
                 die('Whoops! There was a problem with the data you posted. Please go back and try again.');
             }
@@ -218,6 +221,12 @@ function admin_options_page()
             if (!in_array($user->ID, Bread::getOption('authors'))) {
                 Bread::setOption('authors', $user->ID);
             }
+            if ($_POST['bmltmeetinglistpreview']) {
+                session_start();
+                $_SESSION['bread_preview_settings'] = Bread::getOptions();
+                wp_redirect(home_url()."?preview-meeting-list=1");
+                exit();
+            }
             set_transient('admin_notice', 'Please put down your weapon. You have 20 seconds to comply.');
             if (!$this->admin->current_user_can_modify()) {
                 echo '<div class="updated"><p style="color: #F00;">You do not have permission to save this configuation!</p>';
@@ -290,6 +299,7 @@ function admin_options_page()
                         </div>
                         <?php if ($this->admin->current_user_can_modify()) {?>
     <input type="submit" value="Save Changes" id="bmltmeetinglistsave1" name="bmltmeetinglistsave" class="button-primary" />
+    <input type="submit" value="Preview" id="bmltmeetinglistpreview" name="bmltmeetinglistpreview" class="button-primary" formtarget="_blank" />
     <p style="display: inline; margin-top:.5em;margin-bottom:1.0em;margin-left:.2em;"><a target="_blank" class="button-primary" href="<?php echo home_url();?>/?current-meeting-list=' . $this->admin->loaded_setting . '">Generate Meeting List</a></p>
     <div style="display:inline;"><i>&nbsp;&nbsp;Save Changes before Generate Meeting List.</i></div>
     <br class="clear">
diff --git a/includes/class-bread.php b/includes/class-bread.php
index 1c70862..cdac30c 100644
--- a/includes/class-bread.php
+++ b/includes/class-bread.php
@@ -146,9 +146,15 @@ private static function rrmdir($dir)
             @rmdir($dir);
         }
     }
-    private function loadAllSettings()
+    private function loadAllSettings($holder): int
     {
-        $this->allSettings = get_option(Bread::SETTINGS);
+        if (isset($holder['bread_preview_settings'])) {
+            $this->allSettings = array();
+            $this->allSettings[0] = $holder['bread_preview_settings'];
+            $this->allSettings[1] = "Preview Setting";
+        } else {
+            $this->allSettings = get_option(Bread::SETTINGS);
+        }
         if ($this->allSettings === false) {
             $this->allSettings = array();
             $this->allSettings[1] = "Default Setting";
@@ -160,6 +166,7 @@ private function loadAllSettings()
                 }
             }
         }
+        return isset($holder['current-meeting-list']) ? intval($holder['current-meeting-list']) : 1;
     }
     public static function renameSetting($id, $name)
     {
@@ -182,9 +189,15 @@ public static function deleteSetting($id)
     private function getCurrentMeetingListHolder()
     {
         $ret = array();
+        if (isset(($_REQUEST['preview-meeting-list']))) {
+            session_start();
+            $ret['bread_preview_settings'] = $_SESSION['bread_preview_settings'];
+            $ret['current-meeting-list'] = 1;
+            // TODO check that the value is equal to some security option we've set, otherwise reject.
+        }
         if (isset($_REQUEST['current-meeting-list'])) {
             $ret['current-meeting-list'] = $_REQUEST['current-meeting-list'];
-        } else if (isset($_COOKIE['current-meeting-list'])) {
+        } elseif (isset($_COOKIE['current-meeting-list'])) {
             $ret['current-meeting-list'] = $_COOKIE['current-meeting-list'];
         }
         return $ret;
@@ -209,30 +222,38 @@ private function &getMLOptionsInner($current_setting)
         if ($current_setting < 1) {
             $current_setting = is_admin() ? 1 : $this->requested_setting;
         }
-
-        if ($current_setting != 1) {
-            $this->optionsName = $this->generateOptionName($current_setting);
+        if (is_array($this->allSettings[$current_setting])) {
+            $this->options = $this->allSettings[$current_setting];
         } else {
-            $this->optionsName = Bread::OPTIONS_NAME;
-        }
-        //Don't forget to set up the default options
-        if (!$theOptions = get_option($this->optionsName)) {
             if ($current_setting != 1) {
-                unset($this->allSettings[$current_setting]);
-                update_option(Bread::SETTINGS, $this->allSettings);
-                die('Undefined setting: ' . $current_setting);
+                $this->optionsName = $this->generateOptionName($current_setting);
+            } else {
+                $this->optionsName = Bread::OPTIONS_NAME;
+            }
+            //Don't forget to set up the default options
+            if (!$theOptions = get_option($this->optionsName)) {
+                if ($current_setting != 1) {
+                    unset($this->allSettings[$current_setting]);
+                    update_option(Bread::SETTINGS, $this->allSettings);
+                    die('Undefined setting: ' . $current_setting);
+                }
+                $import_file = plugin_dir_path(__FILE__) . "includes/three_column_settings.json";
+                $encode_options = file_get_contents($import_file);
+                $theOptions = json_decode($encode_options, true);
+                update_option($this->optionsName, $theOptions);
             }
-            $import_file = plugin_dir_path(__FILE__) . "includes/three_column_settings.json";
-            $encode_options = file_get_contents($import_file);
-            $theOptions = json_decode($encode_options, true);
-            update_option($this->optionsName, $theOptions);
+            $this->options = $theOptions;
+            $this->fillUnsetOptions();
+            $this->upgrade_settings();
         }
-        $this->options = $theOptions;
-        $this->fillUnsetOptions();
-        $this->upgrade_settings();
+
         $this->requested_setting = $current_setting;
         return $this->options;
     }
+    public static function getOptions()
+    {
+        return Bread::$instance->options;
+    }
     public static function getOptionsName()
     {
         return Bread::$instance->optionsName;
@@ -270,10 +291,9 @@ public function __construct()
         $this->tmp_dir = $this->setup_temp_dir();
         $this->protocol = (strpos(strtolower(home_url()), "https") !== false ? "https" : "http") . "://";
 
-        $this->loadAllSettings();
         $holder = $this->getCurrentMeetingListHolder();
+        $this->requested_setting = $this->loadAllSettings($holder);
 
-        $this->requested_setting = isset($holder['current-meeting-list']) ? intval($holder['current-meeting-list']) : 1;
         $this->load_dependencies();
         $this->set_locale();
         $this->load_translations();
diff --git a/public/class-bread-public.php b/public/class-bread-public.php
index ebc0471..668a758 100644
--- a/public/class-bread-public.php
+++ b/public/class-bread-public.php
@@ -245,6 +245,7 @@ public function bmlt_meeting_list($atts = null, $content = null)
     }
     private function constuct_page_type_settings()
     {
+        $page_type_settings = array();
         // TODO: The page number is always 5 from botton...this should be adjustable
         if ($this->options['page_fold'] == 'half') {
             if ($this->options['page_size'] == 'letter') {