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Difference between revisions of "Developing a MVC Component/Adding a variable request in the menu type"

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< J2.5:Developing a MVC Component
m (Adding a variable request in the menu type)
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This tutorial is for {{JVer|1.6}}
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{{version/tutor|2.5}}
 
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{{Chunk:Developing a Model-View-Controller (MVC) Component for Joomla!2.5 - Contents}}
== Articles in this series ==
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{{Chunk:Developing a Model-View-Controller (MVC) Component for Joomla!1.6 - Contents}}
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== Introduction ==
 
== Introduction ==
This tutorial is part of the [[Developing a Model-View-Controller (MVC) Component for Joomla!1.6]] tutorial. You are encouraged to read the previous parts of the tutorial before reading this.
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This tutorial is part of the [[Developing a Model-View-Controller (MVC) Component for Joomla!2.5]] tutorial. You are encouraged to read the previous parts of the tutorial before reading this.
  
 
== Adding a variable request in the menu type ==
 
== Adding a variable request in the menu type ==
For the moment, the displayed message is always ''Hello World!''. Joomla!1.6 gives the possibility to add parameters to menu types. In our case, this is done in the ''site/views/helloworld/tmpl/default.xml'' file:
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For the moment, the displayed message is always ''Hello World!''. Joomla!2.5 gives the possibility to add parameters to menu types. In our case, this is done in the ''site/views/helloworld/tmpl/default.xml'' file:
  
 
<span id="site/views/helloworld/tmpl/default.xml">
 
<span id="site/views/helloworld/tmpl/default.xml">
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Two important things to note:
 
Two important things to note:
 
* the ''request'' group of fields indicates mandatory fields
 
* the ''request'' group of fields indicates mandatory fields
* the ''array'' parameter that indicates that these parameters will be added in the request URL<!-- What??? Where? -->
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* the name attribute can be passed to the component in the URL. In this case ''?option=com_helloworld&id=1'' would indicate that you had chosen option 1.
  
The model has to be modified in order to choose between the two different messages:
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The model has to be modified in order to switch between the two different messages (which is chosen by the user with the field defined above):
  
 
<span id="site/models/helloworld.php">
 
<span id="site/models/helloworld.php">
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*/
 
*/
 
protected $msg;
 
protected $msg;
 
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/**
 
/**
 
* Get the message
 
* Get the message
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if (!isset($this->msg))  
 
if (!isset($this->msg))  
 
{
 
{
$id = JRequest::getInt('id');
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//Uses JInput if magic quotes is turned off. Falls back to use JRequest.
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if(!get_magic_quotes_gpc) {
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$id = JFactory::getApplication()->input->get('id', 1, 'INT' );
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} else {
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$id = JRequest::getInt('id');
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}
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switch ($id)  
 
switch ($id)  
 
{
 
{
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<source lang="xml">
 
<source lang="xml">
 
<?xml version="1.0" encoding="utf-8"?>
 
<?xml version="1.0" encoding="utf-8"?>
<extension type="component" version="1.6.0" method="upgrade">
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<extension type="component" version="2.5.0" method="upgrade">
  
 
<name>Hello World!</name>
 
<name>Hello World!</name>
<!-- The following elements are optional and free of formatting conttraints -->
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<!-- The following elements are optional and free of formatting constraints -->
 
<creationDate>November 2009</creationDate>
 
<creationDate>November 2009</creationDate>
 
<author>John Doe</author>
 
<author>John Doe</author>
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<description>Description of the Hello World component ...</description>
 
<description>Description of the Hello World component ...</description>
  
<update> <!-- Runs on update; New in 1.6 -->
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<update> <!-- Runs on update; New in 2.5 -->
 
<schemas>
 
<schemas>
 
<schemapath type="mysql">sql/updates/mysql</schemapath>
 
<schemapath type="mysql">sql/updates/mysql</schemapath>
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Content of your code directory
 
Content of your code directory
 
* ''[[#helloworld.xml|helloworld.xml]]''
 
* ''[[#helloworld.xml|helloworld.xml]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|site/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|site/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_02#site/helloworld.php|site/helloworld.php]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_02#site/helloworld.php|site/helloworld.php]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_02#site/controller.php|site/controller.php]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_02#site/controller.php|site/controller.php]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|site/views/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|site/views/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|site/views/helloworld/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|site/views/helloworld/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_04#site/views/helloworld/view.html.php|site/views/helloworld/view.html.php]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_04#site/views/helloworld/view.html.php|site/views/helloworld/view.html.php]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|site/views/helloworld/tmpl/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|site/views/helloworld/tmpl/index.html]]''
 
* ''[[#site/views/helloworld/tmpl/default.xml|site/views/helloworld/tmpl/default.xml]]''
 
* ''[[#site/views/helloworld/tmpl/default.xml|site/views/helloworld/tmpl/default.xml]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_02#site/views/helloworld/tmpl/default.php|site/views/helloworld/tmpl/default.php]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_02#site/views/helloworld/tmpl/default.php|site/views/helloworld/tmpl/default.php]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|site/models/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|site/models/index.html]]''
 
* ''[[#site/models/helloworld.php|site/models/helloworld.php]]''
 
* ''[[#site/models/helloworld.php|site/models/helloworld.php]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|admin/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|admin/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#admin/helloworld.php|admin/helloworld.php]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#admin/helloworld.php|admin/helloworld.php]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|admin/sql/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|admin/sql/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|admin/sql/updates/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|admin/sql/updates/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#index.html|admin/sql/updates/mysql/index.html]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#index.html|admin/sql/updates/mysql/index.html]]''
* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!1.6_-_Part_01#admin/sql/updates/mysql/0.0.1.sql|admin/sql/updates/mysql/0.0.1.sql]]''
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* ''[[Developing_a_Model-View-Controller_(MVC)_Component_for_Joomla!2.5_-_Part_01#admin/sql/updates/mysql/0.0.1.sql|admin/sql/updates/mysql/0.0.1.sql]]''
 +
 
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Create a compressed file of this directory or directly download the [http://joomlacode.org/gf/download/frsrelease/11394/58229/com_helloworld-1.6-part05.zip archive] and install it using the extension manager of Joomla. You can add a menu item of this component using the menu manager in the backend.
  
Create a compressed file of this directory or directly download the [http://joomlacode.org/gf/download/frsrelease/11394/58229/com_helloworld-1.6-part05.zip archive] and install it using the extension manager of Joomla!1.6. You can add a menu item of this component using the menu manager in the backend.
 
  
 
== Navigate ==
 
== Navigate ==
  
[[Developing a Model-View-Controller (MVC) Component for Joomla!1.6 - Part 04|Prev: Adding a model to the site part]]
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[[Developing a Model-View-Controller (MVC) Component for Joomla!2.5 - Part 04|Prev: Adding a model to the site part]]
[[Developing a Model-View-Controller (MVC) Component for Joomla!1.6 - Part 06|Next: Using the database]]
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[[Developing a Model-View-Controller (MVC) Component for Joomla!2.5 - Part 06|Next: Using the database]]
  
 
== Contributors ==
 
== Contributors ==
 
*[[User:cdemko|Christophe Demko]]
 
*[[User:cdemko|Christophe Demko]]
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*[[User:oaksu|Ozgur Aksu]]
  
 
[[Category:Development]]
 
[[Category:Development]]
[[category:Joomla! 1.6]]
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[[Category:Joomla! 1.6]]
[[category:Manual]]
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[[Category:Joomla! 1.7]]
 +
[[Category:Joomla! 2.5]]

Revision as of 13:46, 3 May 2013