New modules added

4 files changed, 243 insertions, 0 deletions

diff --git a/modules/keeporiginal/controllers/keeporiginal.php b/modules/keeporiginal/controllers/keeporiginal.php
new file mode 100644
index 0000000..da401bd
--- /dev/null
+++ b/modules/keeporiginal/controllers/keeporiginal.php
@@ -0,0 +1,72 @@
+<?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 keeporiginal_Controller extends Controller {
+
+  public function restore($id) {
+    // Allow the user to restore the original photo.
+    
+    // Make sure the current user has suficient access to view and edit the item.
+    $item = ORM::factory("item", $id);
+    access::required("view", $item);
+    access::required("edit", $item);
+
+    // Figure out where the original was stashed at.
+    $original_image = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $item->file_path());
+
+    // Make sure the current item is a photo and that an original exists.
+    if ($item->is_photo() && file_exists($original_image)) {
+      // Delete the modified version of the photo.
+      @unlink($item->file_path());
+
+      // Copy the original image back over, display an error message if the copy fails.
+      if (@rename($original_image, $item->file_path())) {
+        // Re-generate the items resize and thumbnail.
+        $item_data = model_cache::get("item", $id);
+        $item_data->resize_dirty= 1;
+        $item_data->thumb_dirty= 1;
+        $item_data->save();
+        graphics::generate($item_data);
+
+        // If the item is the thumbnail for the parent album, 
+        //   fix the parent's thumbnail as well.
+        $parent = $item_data->parent();
+        if ($parent->album_cover_item_id == $item_data->id) {
+          copy($item_data->thumb_path(), $parent->thumb_path());
+          $parent->thumb_width = $item_data->thumb_width;
+          $parent->thumb_height = $item_data->thumb_height;
+          $parent->save();
+        }
+        
+        // Display a success message and redirect to the items page.
+        message::success(t("Your original image has been restored."));
+        url::redirect($item->url());
+      
+      } else {
+        // Display an error message if the copy failed.
+        message::error(t("Image restore failed!"));
+        url::redirect($item->url());      
+      }
+    } else {
+      // Display an error message if there is not an original photo.
+      message::error(t("Image restore failed!"));
+      url::redirect($item->url());      
+    }
+  }
+}
diff --git a/modules/keeporiginal/helpers/keeporiginal_event.php b/modules/keeporiginal/helpers/keeporiginal_event.php
new file mode 100644
index 0000000..3b325f3
--- /dev/null
+++ b/modules/keeporiginal/helpers/keeporiginal_event.php
@@ -0,0 +1,139 @@
+<?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 keeporiginal_event_Core {
+  static function graphics_rotate($input_file, $output_file, $options) {
+    // Make a copy of the original fullsized image before rotating it.
+    keeporiginal_event_Core::_preserve($input_file);
+  }
+
+  static function _preserve($input_file) {
+    //   If $input_file is located in VARPATH/albums/ then assume its a fullsize photo.
+    if (strncmp($input_file, VARPATH . "albums/", strlen(VARPATH . "albums/")) == 0) {
+      // Figure out where the original copy should be stashed at.
+      $temp_path = str_replace(VARPATH . "albums/", "", $input_file);
+      $original_image = VARPATH . "original/" . $temp_path;
+      $individual_dirs = preg_split("|[/\\\\]|", "original/" . $temp_path);
+      // If any original file does not already exist, then create a folder structure
+      //   similar to that found in VARPATH/albums/ and copy the photo over before
+      //   rotating it.
+      if (!file_exists($original_image)) {
+        $new_img_path = VARPATH;
+        for($i = 0; $i < count($individual_dirs)-1; $i++) {
+          $new_img_path = $new_img_path . "/" . $individual_dirs[$i];
+          if(!file_exists($new_img_path)) {
+            @mkdir($new_img_path);
+          }
+        }
+        if (!@copy($input_file, $original_image)) {
+          // If the copy failed, display an error message.
+          message::error(t("Your original image was not backed up!"));
+        }
+      }
+    }
+  }
+
+  static function item_before_delete($item) {
+    // If deleting a photo, make sure the original is deleted as well, if it exists.
+    if ($item->is_photo()) {
+      $original_file = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $item->file_path());
+      if (file_exists($original_file)) {
+        @unlink($original_file);
+      }
+    }
+
+    // When deleting an album, make sure its corresponding location in
+    //   VARPATH/original/ is deleted as well, if it exists.
+    if ($item->is_album()) {
+      $original_file = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $item->file_path());
+      if (file_exists($original_file)) {
+        @dir::unlink($original_file);
+      }
+    }
+  }
+
+  static function item_updated($old, $new) {
+    // When updating an item, check and see if the file name is being changed.
+    //  If so, check for and modify any corresponding file/folder in
+    //  VARPATH/original/ as well.
+
+    if ($old->is_photo() || $old->is_album()) {
+      $data_file = $new->data_file;
+      if (isset($data_file)) {
+        keeporiginal_event_Core::_preserve($old->file_path());
+      }
+      if ($old->file_path() != $new->file_path()) {
+        $old_original = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $old->file_path());
+        $new_original = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $new->file_path());
+        if (file_exists($old_original)) {
+          @rename($old_original, $new_original);
+        }
+      }
+    }
+  }
+
+  static function item_moved($item, $old_parent) {
+    // When moving an item, check and see if a corresponding file exists
+    //   in VARPATH/original/.  If so, move that item to a similar directory
+    //   in original as well.
+
+    if ($item->is_photo() || $item->is_album()) {
+      $old_item_path = $old_parent->file_path() . "/" . $item->name;
+      if ($item->file_path() != $old_item_path) {
+        $old_original = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $old_item_path);
+        $new_original = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $item->file_path());
+
+        if (file_exists($old_original)) {
+
+          // Make sure the new folder exists, create it if it doesn't.
+          $individual_dirs = split("[/\]", "original/" . str_replace(VARPATH . "albums/", "", $item->file_path()));
+          $new_img_path = VARPATH;
+          for($i = 0; $i < count($individual_dirs)-1; $i++) {
+            $new_img_path = $new_img_path . "/" . $individual_dirs[$i];
+            if(!file_exists($new_img_path)) {
+              @mkdir($new_img_path);
+            }
+          }
+
+          // Move the file to its new location.
+          // TODO: If the files have different extensions, then the old extension should be preserved.
+          @rename($old_original, $new_original);
+        }
+      }
+    }
+  }
+
+  static function site_menu($menu, $theme) {
+    // Create a menu option to restore the original photo.
+    if ($item = $theme->item()) {
+      if ((access::can("view", $item)) && (access::can("edit", $item))) {
+        $original_image = VARPATH . "original/" . str_replace(VARPATH . "albums/", "", $item->file_path());
+
+        if ($item->is_photo() && file_exists($original_image)) {
+          $menu->get("options_menu")
+            ->append(Menu::factory("link")
+                     ->id("restore")
+                     ->label(t("Restore original"))
+                     ->css_id("g-keep-originals-link")
+                     ->url(url::site("keeporiginal/restore/" . $item->id)));
+        }
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/modules/keeporiginal/helpers/keeporiginal_installer.php b/modules/keeporiginal/helpers/keeporiginal_installer.php
new file mode 100644
index 0000000..d2f0d26
--- /dev/null
+++ b/modules/keeporiginal/helpers/keeporiginal_installer.php
@@ -0,0 +1,25 @@
+<?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 keeporiginal_installer {
+  static function install() {
+    @mkdir(VARPATH . "original");
+    module::set_version("keeporiginal", 1);
+  }
+}
diff --git a/modules/keeporiginal/module.info b/modules/keeporiginal/module.info
new file mode 100644
index 0000000..5c7b180
--- /dev/null
+++ b/modules/keeporiginal/module.info
@@ -0,0 +1,7 @@
+name = "Keep Original"
+description = "Make a copy of the original photo before rotating it."
+version = 1
+author_name = ""
+author_url = ""
+info_url = "http://codex.gallery2.org/Gallery3:Modules:keeporiginal"
+discuss_url = "http://gallery.menalto.com/forum_module_keeporiginal"