From 03408f3e39bbb0b407b2949721090dd6b07913ac Mon Sep 17 00:00:00 2001
From: Tim Almdal <tnalmdal@shaw.ca>
Date: Thu, 5 Nov 2009 12:55:06 -0800
Subject: Refactor the in place editting in tags admin out into a separate
 widget as part ofthe gallery module.  Create the jQuery widget, form template
 and library to support generalized in place editting. Part of the fix for
 ticket #750.

---
 lib/gallery.in_place_edit.js                 | 62 +++++++++++++++++++
 modules/gallery/libraries/InPlaceEdit.php    | 89 ++++++++++++++++++++++++++++
 modules/gallery/views/in_place_edit.html.php | 24 ++++++++
 3 files changed, 175 insertions(+)
 create mode 100644 lib/gallery.in_place_edit.js
 create mode 100644 modules/gallery/libraries/InPlaceEdit.php
 create mode 100644 modules/gallery/views/in_place_edit.html.php

diff --git a/lib/gallery.in_place_edit.js b/lib/gallery.in_place_edit.js
new file mode 100644
index 00000000..38c4efb1
--- /dev/null
+++ b/lib/gallery.in_place_edit.js
@@ -0,0 +1,62 @@
+(function($) {
+   $.widget("ui.gallery_in_place_edit",  {
+     _init: function() {
+       var self = this;
+       $(self).data("parent", self.element.parent());
+       this.element.click(function(event) {
+         event.preventDefault();
+         self._show(event.currentTarget);
+         return false;
+       });
+     },
+
+     _show: function(target) {
+       var self = this;
+       var tag_width = $(target).width();
+       $(self).data("tag_width", tag_width);
+
+       $.get(self.options.form_url.replace("__ID__", $(target).attr('rel')), function(data) {
+         var parent = $(target).parent();
+         parent.children().hide();
+         parent.append(data);
+         parent.find("form :text")
+           .width(tag_width)
+           .focus();
+         $(".g-short-form").gallery_short_form();
+         parent.find("form .g-cancel").click(function(event) {
+           parent.find("form").remove();
+           parent.children().show();
+           event.preventDefault();
+           return false;
+         });
+         self._ajaxify_edit();
+       });
+
+     },
+
+     _ajaxify_edit: function() {
+       var self = this;
+       var form = $($(self).data("parent")).find("form");
+       $(form).ajaxForm({
+         dataType: "json",
+         success: function(data) {
+           if (data.result == "success") {
+             window.location.reload();
+           } else {
+             $(form).replaceWith(data.form);
+             var width = $(self).data("tag_width");
+             $($(self).data("parent")).find("form :text")
+               .width(width)
+               .focus();
+             $(".g-short-form").gallery_short_form();
+             self._ajaxify_edit();
+           }
+         }
+       });
+     }
+   });
+
+   $.extend($.ui.gallery_in_place_edit,  {
+     defaults: {}
+   });
+})(jQuery);
diff --git a/modules/gallery/libraries/InPlaceEdit.php b/modules/gallery/libraries/InPlaceEdit.php
new file mode 100644
index 00000000..eb685b65
--- /dev/null
+++ b/modules/gallery/libraries/InPlaceEdit.php
@@ -0,0 +1,89 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2009 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 InPlaceEdit_Core {
+  private $rules = array();
+  private $messages = array();
+  private $callback = array();
+  private $initial_value;
+  private $action = "";
+  private $errors;
+  private $form;
+
+  static function factory($initial_value) {
+    $instance = new InPlaceEdit();
+    $instance->initial_value = $initial_value;
+    $instance->form = array("input" => $initial_value);
+    $instance->errors = array("input" => "");
+
+    return $instance;
+  }
+
+  public function add_action($action) {
+    $this->action = $action;
+    return $this;
+  }
+
+  public function add_rules($rules) {
+    $this->rules += $rules;
+    return $this;
+  }
+
+  public function add_messages($messages) {
+    $this->messages += $messages;
+    return $this;
+  }
+
+  public function add_callback($callback) {
+    $this->callback = $callback;
+    return $this;
+  }
+
+  public function validate() {
+    $post = Validation::factory($_POST)
+      ->add_callbacks("input", $this->callback);
+    foreach ($this->rules as $rule) {
+      $post->add_rules("input", $rule);
+    }
+
+    $valid = $post->validate();
+    $this->form = array_merge($this->form, $post->as_array());
+    $this->errors = array_merge($this->errors, $post->errors());
+    return $valid;
+  }
+
+  public function render() {
+    $v = new View("in_place_edit.html");
+    $v->hidden = array("csrf" => access::csrf_token());
+    $v->action = url::site($this->action);
+    $v->form = $this->form;
+    $v->errors = $this->errors;
+    Kohana::log("alert", Kohana::debug($this->errors));
+    foreach ($v->errors as $key => $error) {
+      if (!empty($error)) {
+        $v->errors[$key] = $this->messages[$error];
+      }
+    }
+    return $v->render();
+  }
+
+  public function value() {
+    return $this->form["input"];
+  }
+}
\ No newline at end of file
diff --git a/modules/gallery/views/in_place_edit.html.php b/modules/gallery/views/in_place_edit.html.php
new file mode 100644
index 00000000..5cc42cd6
--- /dev/null
+++ b/modules/gallery/views/in_place_edit.html.php
@@ -0,0 +1,24 @@
+<?php defined("SYSPATH") or die("No direct script access.") ?>
+<style>
+  #g-inplace-edit-form ul {
+    margin: 0;
+  }
+  #g-inplace-edit-message {
+background-color: #FFF;
+  }
+</style>
+<?= form::open($action, array("method" => "post", "id" => "g-inplace-edit-form", "class" => "g-short-form"), $hidden) ?>
+  <ul>
+    <li <? if (!empty($errors["input"])): ?> class="g-error"<? endif ?>>
+      <?= form::input("input", $form["input"], " class='textbox'") ?>
+    </li>
+    <li>
+      <?= form::submit(array("class" => "submit ui-state-default"), t("Save")) ?>
+    </li>
+    <li><a href="#" class="g-cancel"><?= t("Cancel") ?></a></li>
+  </ul>
+<?= form::close() ?>
+<? if (!empty($errors["input"])): ?>
+<div id="g-inplace-edit-message" class="g-error"><?= $errors["input"] ?></div>
+<? endif ?>
+
-- 
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