From 79e21cec7f61a75a93b673d694cf415d2268f2b8 Mon Sep 17 00:00:00 2001
From: Shish <shish@shishnet.org>
Date: Sun, 1 Dec 2019 01:02:18 +0000
Subject: [PATCH] microcrud for aliases

---
 ext/alias_editor/main.php  | 84 ++++++++++++++++++++------------------
 ext/alias_editor/theme.php | 45 ++------------------
 2 files changed, 48 insertions(+), 81 deletions(-)

diff --git a/ext/alias_editor/main.php b/ext/alias_editor/main.php
index 74fb02eb..8fadfd66 100644
--- a/ext/alias_editor/main.php
+++ b/ext/alias_editor/main.php
@@ -1,5 +1,27 @@
 <?php
 
+use MicroCRUD\TextColumn;
+use MicroCRUD\Table;
+
+class AliasTable extends Table
+{
+    public function __construct(\FFSPHP\PDO $db)
+    {
+        parent::__construct($db);
+        $this->table = "aliases";
+        $this->base_query = "SELECT * FROM aliases";
+        $this->primary_key = "oldtag";
+        $this->size = 100;
+        $this->limit = 1000000;
+        $this->columns = [
+            new TextColumn("oldtag", "Old Tag"),
+            new TextColumn("newtag", "New Tag"),
+        ];
+        $this->order_by = ["oldtag"];
+        $this->table_attrs = ["class" => "zebra"];
+    }
+}
+
 class AddAliasEvent extends Event
 {
     /** @var string  */
@@ -27,52 +49,36 @@ class AliasEditor extends Extension
         if ($event->page_matches("alias")) {
             if ($event->get_arg(0) == "add") {
                 if ($user->can(Permissions::MANAGE_ALIAS_LIST)) {
-                    if (isset($_POST['oldtag']) && isset($_POST['newtag'])) {
-                        try {
-                            $aae = new AddAliasEvent($_POST['oldtag'], $_POST['newtag']);
-                            send_event($aae);
-                            $page->set_mode(PageMode::REDIRECT);
-                            $page->set_redirect(make_link("alias/list"));
-                        } catch (AddAliasException $ex) {
-                            $this->theme->display_error(500, "Error adding alias", $ex->getMessage());
-                        }
+                    $user->ensure_authed();
+                    $input = validate_input(["c_oldtag"=>"string", "c_newtag"=>"string"]);
+                    try {
+                        $aae = new AddAliasEvent($input['c_oldtag'], $input['c_newtag']);
+                        send_event($aae);
+                        $page->set_mode(PageMode::REDIRECT);
+                        $page->set_redirect(make_link("alias/list"));
+                    } catch (AddAliasException $ex) {
+                        $this->theme->display_error(500, "Error adding alias", $ex->getMessage());
                     }
                 }
             } elseif ($event->get_arg(0) == "remove") {
                 if ($user->can(Permissions::MANAGE_ALIAS_LIST)) {
-                    if (isset($_POST['oldtag'])) {
-                        $database->execute("DELETE FROM aliases WHERE oldtag=:oldtag", ["oldtag" => $_POST['oldtag']]);
-                        log_info("alias_editor", "Deleted alias for ".$_POST['oldtag'], "Deleted alias");
-
-                        $page->set_mode(PageMode::REDIRECT);
-                        $page->set_redirect(make_link("alias/list"));
-                    }
+                    $user->ensure_authed();
+                    $input = validate_input(["d_oldtag"=>"string"]);
+                    $database->execute("DELETE FROM aliases WHERE oldtag=:oldtag", ["oldtag" => $input['d_oldtag']]);
+                    log_info("alias_editor", "Deleted alias for ".$input['d_oldtag'], "Deleted alias");
+                    $page->set_mode(PageMode::REDIRECT);
+                    $page->set_redirect(make_link("alias/list"));
                 }
             } elseif ($event->get_arg(0) == "list") {
-                if ($event->count_args() == 2) {
-                    $page_number = $event->get_arg(1);
-                    if (!is_numeric($page_number)) {
-                        $page_number = 0;
-                    } elseif ($page_number <= 0) {
-                        $page_number = 0;
-                    } else {
-                        $page_number--;
-                    }
-                } else {
-                    $page_number = 0;
+                $t = new AliasTable($database->raw_db());
+                $t->token = $user->get_auth_token();
+                $t->inputs = $_GET;
+                $t->size = $config->get_int('alias_items_per_page', 30);
+                if($user->can(Permissions::MANAGE_ALIAS_LIST)) {
+                    $t->create_url = make_link("alias/add");
+                    $t->delete_url = make_link("alias/remove");
                 }
-
-                $alias_per_page = $config->get_int('alias_items_per_page', 30);
-
-                $query = "SELECT oldtag, newtag FROM aliases ORDER BY newtag ASC LIMIT :limit OFFSET :offset";
-                $alias = $database->get_pairs(
-                    $query,
-                    ["limit"=>$alias_per_page, "offset"=>$page_number * $alias_per_page]
-                );
-
-                $total_pages = ceil($database->get_one("SELECT COUNT(*) FROM aliases") / $alias_per_page);
-
-                $this->theme->display_aliases($alias, $page_number + 1, $total_pages);
+                $this->theme->display_aliases($t->table($t->query()), $t->paginator());
             } elseif ($event->get_arg(0) == "export") {
                 $page->set_mode(PageMode::DATA);
                 $page->set_type("text/csv");
diff --git a/ext/alias_editor/theme.php b/ext/alias_editor/theme.php
index 732139d4..3997e2f2 100644
--- a/ext/alias_editor/theme.php
+++ b/ext/alias_editor/theme.php
@@ -7,51 +7,14 @@ class AliasEditorTheme extends Themelet
      *
      * Note: $can_manage = whether things like "add new alias" should be shown
      */
-    public function display_aliases(array $aliases, int $pageNumber, int $totalPages): void
+    public function display_aliases($table, $paginator): void
     {
         global $page, $user;
 
         $can_manage = $user->can(Permissions::MANAGE_ALIAS_LIST);
-        if ($can_manage) {
-            $h_action = "<th width='10%'>Action</th>";
-            $h_add = "
-				<tr>
-					".make_form(make_link("alias/add"))."
-						<td><input type='text' name='oldtag' class='autocomplete_tags' autocomplete='off'></td>
-						<td><input type='text' name='newtag' class='autocomplete_tags' autocomplete='off'></td>
-						<td><input type='submit' value='Add'></td>
-					</form>
-				</tr>
-			";
-        } else {
-            $h_action = "";
-            $h_add = "";
-        }
-
-        $h_aliases = "";
-        foreach ($aliases as $old => $new) {
-            $h_old = html_escape($old);
-            $h_new = "<a href='".make_link("post/list/".url_escape($new)."/1")."'>".html_escape($new)."</a>";
-
-            $h_aliases .= "<tr><td>$h_old</td><td>$h_new</td>";
-            if ($can_manage) {
-                $h_aliases .= "
-					<td>
-						".make_form(make_link("alias/remove"))."
-							<input type='hidden' name='oldtag' value='$h_old'>
-							<input type='submit' value='Remove'>
-						</form>
-					</td>
-				";
-            }
-            $h_aliases .= "</tr>";
-        }
         $html = "
-			<table id='aliases' class='sortable zebra'>
-				<thead><tr><th>From</th><th>To</th>$h_action</tr></thead>
-				<tbody>$h_aliases</tbody>
-				<tfoot>$h_add</tfoot>
-			</table>
+            $table
+            $paginator
 			<p><a href='".make_link("alias/export/aliases.csv")."' download='aliases.csv'>Download as CSV</a></p>
 		";
 
@@ -69,7 +32,5 @@ class AliasEditorTheme extends Themelet
         if ($can_manage) {
             $page->add_block(new Block("Bulk Upload", $bulk_html, "main", 51));
         }
-
-        $this->display_paginator($page, "alias/list", null, $pageNumber, $totalPages);
     }
 }