Create a module parameter table. This will be useful if a module wants to store information, but is not enough to warrant a table of its own

5 files changed, 91 insertions, 0 deletions

diff --git a/core/helpers/core_installer.php b/core/helpers/core_installer.php
index 052b9cb5..95d46597 100644
--- a/core/helpers/core_installer.php
+++ b/core/helpers/core_installer.php
@@ -82,6 +82,15 @@ class core_installer {
                    UNIQUE KEY(`name`))
                  ENGINE=InnoDB DEFAULT CHARSET=utf8;");
 
+      $db->query("CREATE TABLE `parameters` (
+                   `id` int(9) NOT NULL auto_increment,
+                   `module_id` int(9),
+                   `name` char(255) NOT NULL,
+                   `value` text,
+                   PRIMARY KEY (`id`),
+                   UNIQUE KEY(`module_id`, `name`))
+                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");
+
       foreach (array("albums", "resizes") as $dir) {
         @mkdir(VARPATH . $dir);
       }
@@ -115,6 +124,7 @@ class core_installer {
     $db->query("DROP TABLE IF EXISTS `permissions`;");
     $db->query("DROP TABLE IF EXISTS `items`;");
     $db->query("DROP TABLE IF EXISTS `modules`;");
+    $db->query("DROP TABLE IF EXISTS `parameters`;");
     system("/bin/rm -rf " . VARPATH . "albums");
     system("/bin/rm -rf " . VARPATH . "resizes");
   }
diff --git a/core/helpers/module.php b/core/helpers/module.php
index c841ca94..cc1823b4 100644
--- a/core/helpers/module.php
+++ b/core/helpers/module.php
@@ -88,4 +88,28 @@ class module_Core {
     } catch (Exception $e) {
     }
   }
+
+  public function get_parameter($module_name, $name, $default_value=null) {
+    $module = ORM::factory("module")->where("name", $module_name)->find();
+    $parameter = ORM::factory("parameter")
+      ->where("module_id", $module->id)
+      ->where("name", $name)
+      ->find();
+    return $parameter->loaded ? $parameter->value : $default_value;
+  }
+
+  public function set_parameter($module_name, $name, $value) {
+    $module = ORM::factory("module")->where("name", $module_name)->find();
+    $parameter = ORM::factory("parameter")
+      ->where("module_id", $module->id)
+      ->where("name", $name)
+      ->find();
+    if (!$parameter->loaded) {
+      $parameter = ORM::factory("parameter");
+      $parameter->module_id = $module->id;
+      $parameter->name = $name;
+    }
+    $parameter->value = $value;
+    $parameter->save();
+  }
 }
diff --git a/core/models/module.php b/core/models/module.php
index de4cc43d..5229f42d 100644
--- a/core/models/module.php
+++ b/core/models/module.php
@@ -18,4 +18,5 @@
  * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
  */
 class Module_Model extends ORM {
+  protected $has_many = array("parameters");
 }
diff --git a/core/models/parameter.php b/core/models/parameter.php
new file mode 100644
index 00000000..9817ff2f
--- /dev/null
+++ b/core/models/parameter.php
@@ -0,0 +1,22 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 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 Parameter_Model extends ORM {
+  protected $belongs_to = array("module");
+}
diff --git a/core/tests/Parameters_Test.php b/core/tests/Parameters_Test.php
new file mode 100644
index 00000000..7f6d33d1
--- /dev/null
+++ b/core/tests/Parameters_Test.php
@@ -0,0 +1,34 @@
+<?php defined("SYSPATH") or die("No direct script access.");
+/**
+ * Gallery - a web based photo album viewer and editor
+ * Copyright (C) 2000-2008 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 Parameters_Test extends Unit_Test_Case {
+  public function add_parameter_test() {
+    module::set_parameter("core", "Parameter", "original value");
+    $this->assert_equal("original value", module::get_parameter("core", "Parameter"));
+
+    module::set_parameter("core", "Parameter", "updated value");
+    $this->assert_equal("updated value", module::get_parameter("core", "Parameter"));
+
+    module::set_parameter("core", "Parameter2", "new parameter");
+    $core = module::get("core");
+
+    $expected = array("Parameter" => "updated value", "Parameter2" => "new parameter");
+    $this->assert_equal($expected, $core->parameters->select_list("name", "value"));
+  }
+}
\ No newline at end of file