1 files changed, 121 insertions, 0 deletions
diff --git a/modules/g2_import/controllers/g2.php b/modules/g2_import/controllers/g2.php
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+++ b/modules/g2_import/controllers/g2.php
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+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2013 Bharat Mediratta
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+class G2_Controller extends Controller {
+  /**
+   * Redirect Gallery 2 urls to their appropriate matching Gallery 3 url.
+   *
+   * We use mod_rewrite to create this path, so Gallery2 urls like this:
+   *   /gallery2/v/Family/Wedding.jpg.html
+   *   /gallery2/main.php?g2_view=core.ShowItem&g2_itemId=1234
+   *
+   * Show up here like this:
+   *   /g2/map?path=v/Family/Wedding.jpg.html
+   *   /g2/map?g2_view=core.ShowItem&g2_itemId=1931
+   */
+  public function map() {
+    $input = Input::instance();
+    $path = $input->get("path");
+    $id = $input->get("g2_itemId");
+    $view = $input->get("g2_view");
+
+    // Tags did not have mappings created, so we need to catch them first. However, if a g2_itemId was
+    // passed, we'll want to show lookup the mapping anyway
+    if (($path && 0 === strpos($path, "tag/")) || $view == "tags.VirtualAlbum") {
+      if (0 === strpos($path, "tag/")) {
+        $tag_name = substr($path, 4);
+      }
+      if ($view == "tags.VirtualAlbum") {
+        $tag_name = $input->get("g2_tagName");
+      }
+
+      if (!$id) {
+        url::redirect("tag_name/$tag_name", 301);
+      }
+
+      $tag = ORM::factory("tag")->where("name", "=", $tag_name)->find();
+      if ($tag->loaded()) {
+        item::set_display_context_callback("Tag_Controller::get_display_context", $tag->id);
+        // We want to show the item as part of the tag virtual album. Most of this code is below; we'll
+        // change $path and $view to let it fall through
+        $view = "";
+        $path = "";
+      }
+    }
+
+    if (($path && $path != 'index.php' && $path != 'main.php') || $id) {
+      if ($id) {
+        // Requests by id are either core.DownloadItem or core.ShowItem requests. Later versions of
+        // Gallery 2 don't specify g2_view if it's the default (core.ShowItem). And in some cases
+        // (bbcode, embedding) people are using the id style URLs although URL rewriting is enabled.
+        $where = array(array("g2_id", "=", $id));
+        if ($view == "core.DownloadItem") {
+          $where[] = array("resource_type", "IN", array("file", "resize", "thumbnail", "full"));
+        } else if ($view) {
+          $where[] = array("g2_url", "LIKE", "%" . Database::escape_for_like("g2_view=$view") . "%");
+        } // else: Assuming that the first search hit is sufficiently good.
+      } else if ($path) {
+        $where = array(array("g2_url", "IN", array($path, str_replace(" ", "+", $path))));
+      } else {
+        throw new Kohana_404_Exception();
+      }
+
+      $g2_map = ORM::factory("g2_map")
+        ->merge_where($where)
+        ->find();
+
+      if (!$g2_map->loaded()) {
+        throw new Kohana_404_Exception();
+      }
+
+      $item = ORM::factory("item", $g2_map->g3_id);
+      if (!$item->loaded()) {
+        throw new Kohana_404_Exception();
+      }
+      $resource_type = $g2_map->resource_type;
+    } else {
+      $item = item::root();
+      $resource_type = "album";
+    }
+    access::required("view", $item);
+
+
+    // Redirect the user to the new url
+    switch ($resource_type) {
+    case "thumbnail":
+      url::redirect($item->thumb_url(true), 301);
+
+    case "resize":
+      url::redirect($item->resize_url(true), 301);
+
+    case "file":
+    case "full":
+      url::redirect($item->file_url(true), 301);
+
+    case "item":
+    case "album":
+      url::redirect($item->abs_url(), 301);
+
+    case "group":
+    case "user":
+    default:
+      throw new Kohana_404_Exception();
+    }
+  }
+}