Begin implementing programs management

application/config/form_validation.php

@@ -117,6 +117,19 @@ $config['users/edit'] = array(
 	),
 );
 
+/**
+ * Rules for editing programs.
+ *
+ * @var array
+ */
+$config['programs/edit'] = array(
+	array(
+		'field' => 'name',
+		'label' => _('Name of the program'),
+		'rules' => 'required|max_length[100]|trim',
+	),
+);
+
 /**
  * Rules for the settings page.
  *

application/controllers/admin/programs.php

@@ -0,0 +1,50 @@
+<?php
+
+/**
+ *
+ * @author Eike Foken <kontakt@eikefoken.de>
+ */
+class Programs extends CI_Controller {
+
+	/**
+	 * Calls the parent constructor.
+	 */
+	public function __construct() {
+		parent::__construct();
+		$this->load->library('form_validation');
+		$this->load->model('program');
+	}
+
+	/**
+	 * Shows a list of all available programs.
+	 */
+	public function index() {
+		$data['programs'] = $this->program->getAll();
+		$this->load->view('admin/programs/list', $data);
+	}
+
+	/**
+	 * Allows admins to edit a program.
+	 *
+	 * @param string $id
+	 */
+	public function edit($id = '') {
+		$program = $this->program->getByID($id);
+
+		if (!isset($program) || !is_array($program)){
+			show_404();
+		}
+
+		if ($this->form_validation->run('programs/edit') === true) {
+			if ($this->program->update($this->input->post('name'), $id)) {
+				$this->messages->add(sprintf(_("The program '%s' has been updated successfully"), $this->input->post('name')), 'success');
+				redirect('admin/programs', 303);
+			}
+		}
+
+		$data['program'] = $program;
+		$data['parameters'] = $this->program->getParameters($program['id']);
+
+		$this->load->view('admin/programs/edit', $data);
+	}
+}

application/controllers/ajax.php

@@ -55,4 +55,15 @@ class Ajax extends CI_Controller {
 		$data['description'] = $this->input->post('content');
 		$this->project->update($this->session->userdata('active_project'), $data);
 	}
+
+	/**
+	 * Sorts a programs parameters.
+	 *
+	 * @param string $id
+	 */
+	public function sort_parameters($programId) {
+		$this->load->model('program');
+		$this->program->sortParameters($this->input->post('parameters'), $programId);
+	}
+
 }

application/models/program.php

@@ -1,5 +1,4 @@
 <?php
-
 /*
  * Copyright (c) 2011 Karsten Heiken <karsten@disposed.de>
  *
@@ -24,29 +23,58 @@
 
 /**
  * Programs are used to do the actual calculation of a trial.
- * 
+ *
  * @author Karsten Heiken <karsten@disposed.de>
+ * @author Eike Foken <kontakt@eikefoken.de>
  */
 class Program extends CI_Model {
 
 	/**
-	 * Create a new program.
+	 * Calls the parent constructor.
-	 *
-	 * @param array $data the data of the new program
-	 * @return bool was the insert successful
 	 */
-	public function create($data) {
+	public function __construct() {
-		// TODO: stub
+		parent::__construct();
-		return FALSE;
 	}
 
 	/**
-	 * Delete a program.
+	 * Creates a new program.
-	 * @param string the program id to delete
+	 *
-	 * @return bool was the deletion successful
+	 * @param string $name The name of the new program
+	 * @return string|boolean Returns the ID of the new program, or FALSE if
+	 *                        the insert was unsuccessful.
 	 */
-	public function delete($program_id) {
+	public function create($name) {
-		return $this->db->delete('programs', array('id' => $program_id));
+		$this->load->helper('hash');
+
+		do { // generate unique hash
+			$id = random_hash('16');
+		} while ($this->db->where('id', $id)->from('programs')->count_all_results() > 0);
+
+		$this->db->insert('programs', array('id' => $id, 'name' => $name));
+
+		return $this->db->affected_rows() > 0 ? $id : false;
+	}
+
+	/**
+	 * Updates a program.
+	 *
+	 * @param string $name The new name of the program
+	 * @param string $id The ID of the program to update
+	 * @return boolean Returns TRUE if the update was successful
+	 */
+	public function update($name, $id) {
+		$this->db->update('programs', array('name' => $name), array('id' => $id));
+		return $this->db->affected_rows() > 0;
+	}
+
+	/**
+	 * Deletes a program.
+	 *
+	 * @param string $programId The program ID to delete
+	 * @return boolean Returns TRUE if the deletion was successful
+	 */
+	public function delete($programId) {
+		return $this->db->delete('programs', array('id' => $programId));
 	}
 
 	/**
@@ -59,13 +87,13 @@ class Program extends CI_Model {
 	}
 
 	/**
-	 * Get a specific program.
+	 * Gets a specific program.
 	 *
-	 * @param string $prg_id The id of the program to get from the database
+	 * @param string $id The id of the program to get from the database
 	 * @return array Declarative array with all available information of the program.
 	 */
-	public function getById($prg_id) {
+	public function getById($id) {
-		return $this->db->get_where('programs', array('id' => $prg_id))->row_array();
+		return $this->db->get_where('programs', array('id' => $id))->row_array();
 	}
 
 	/**
@@ -87,13 +115,23 @@ class Program extends CI_Model {
 	 *     )
 	 * )
 	 *
-	 * @param type $program_id The program for which we want to get the parameters.
+	 * @param string $id The program for which we want to get the parameters.
 	 * @return array The parameters
 	 */
-	public function getParameters($program_id) {
+	public function getParameters($id) {
-		$query = $this->db->select('id, fieldname, readable, unit, description, type')
+		$query = $this->db->order_by('order ASC')
-				->get_where('configuration_fields', array('program_id' => $program_id));
+			->get_where('parameters', array('program_id' => $id));
 
 		return $query->result_array();
 	}
-}
+
+	/**
+	 *
+	 * @param string $programId
+	 */
+	public function sortParameters($order, $programId) {
+		foreach ($order as $key => $value) {
+			$this->db->update('parameters', array('order' => $key), array('id' => $value));
+		}
+	}
+}

application/views/admin/programs/edit.php

@@ -0,0 +1,78 @@
+<?php $this->load->view('header');?>
+
+<script>
+$(document).ready(function() {
+	$('#parameters').tableDnD({
+		onDrop: function(table, row) {
+			/*var rows = table.tBodies[0].rows;
+			for (var i = 0; i < rows.length; i++) {
+				$(rows[i]).children().find('input[type=hidden]').val(i + 1);
+			}*/
+			$.post(SITE_URL + 'ajax/sort_parameters/<?=$program['id'];?>', $.tableDnD.serialize());
+		},
+		dragHandle: 'drag_handle'
+	});
+});
+</script>
+
+<div id="content">
+
+	<div id="debug"></div>
+
+	<div class="title">
+		<h2><?php printf(_("Edit program '%s'"), $program['name']);?></h2>
+	</div>
+
+	<div class="box">
+		<form name="createUser" method="post" action="<?=site_url('admin/programs/edit/' . $program['id'])?>">
+			<h3><?=_('Required information');?></h3>
+			<ul>
+				<li>
+					<?=form_label(_('Name of the program'), 'name');?>
+					<span class="req">*</span>
+					<div>
+						<input type="text" name="name" id="name" class="medium text" value="<?=set_value('name', $program['name']);?>" />
+						<?=form_error('name')?>
+					</div>
+				</li>
+			</ul>
+			<p>
+				<a class="button save" href="javascript:void(0);" onclick="$('form[name=createUser]').submit();"><?=_('Save');?></a>
+				<a class="button cancel" href="<?=site_url('admin/programs');?>"><?=_('Cancel');?></a>
+			</p>
+
+			<h3><?=_('Parameters');?></h3>
+			<table class="tableList sortable" id="parameters">
+				<thead>
+					<tr>
+						<th scope="col">&nbsp;</th>
+						<th scope="col"><?=_('Readable name');?></th>
+						<th scope="col"><?=_('Unit');?></th>
+						<th scope="col"><?=_('Type');?></th>
+						<th scope="col"><?=_('Actions');?></th>
+					</tr>
+				</thead>
+				<tbody>
+<?php
+	foreach ($parameters as $parameter):
+?>
+					<tr id="<?=$parameter['id'];?>">
+						<td class="drag_handle"></td>
+						<td><?=$parameter['readable'];?></td>
+						<td><?=$parameter['unit'];?></td>
+						<td><?=$parameter['type'];?></td>
+						<td><?=anchor('admin/programs/edit_parameter/' . $parameter['id'], _('Edit'));?> | <a href="javascript:deleteConfirm('<?=site_url('admin/programs/delete_parameter/' . $parameter['id']);?>');"><?=_('Delete');?></a></td>
+					</tr>
+<?php
+	endforeach;
+?>
+				</tbody>
+			</table>
+			<p>
+				<a class="button add" href="<?=site_url('admin/programs/add_parameter');?>"><?=_('Add new parameter');?></a>
+			</p>
+		</form>
+	</div>
+</div>
+
+<?php $this->load->view('footer');?>

application/views/admin/programs/list.php

@@ -0,0 +1,36 @@
+<?php $this->load->view('header');?>
+
+<div id="content">
+
+	<div class="title">
+		<h2><?=_('Programs');?></h2>
+	</div>
+
+	<div class="box">
+		<h3><?=_('Available programs');?></h3>
+		<table class="tableList paginated">
+			<thead>
+				<tr>
+					<th scope="col"><?=_('Name');?></th>
+					<th scope="col"><?=_('Actions');?></th>
+				</tr>
+			</thead>
+			<tbody>
+<?php
+	foreach ($programs as $program):
+?>
+				<tr>
+					<td><?=$program['name'];?></td>
+					<td><?=anchor('admin/programs/edit/' . $program['id'], _('Edit'));?> | <a href="javascript:deleteConfirm('<?=site_url('admin/programs/delete/' . $program['id']);?>');"><?=_('Delete');?></a></td>
+				</tr>
+<?php
+	endforeach;
+?>
+			</tbody>
+		</table>
+
+		<p><a class="button add" href="<?=site_url('admin/users/create')?>"><?=_('Create new user')?></a>
+	</div>
+</div>
+
+<?php $this->load->view('footer');?>

assets/css/form.css

@@ -59,7 +59,7 @@ p.success {
 	color: #008000;
 }
 
-p.error, p.req {
+p.error, span.req {
 	color: #d8122d;
 	font-weight: normal;
 }

assets/css/table.css

@@ -48,3 +48,12 @@ table tbody tr:nth-child(even) {
 table tbody tr:nth-child(odd) {
     background: #f6f6f6;
 }
+
+td.drag_handle {
+	width: 16px;
+}
+
+td.drag_handle-show {
+	background: url(../images/icons/arrow-resize-090.png) center center no-repeat;
+	cursor: move;
+}

assets/js/scattport.js

@@ -163,7 +163,18 @@ $(document).ready(function() {
 		table.trigger('repaginate');
 	});
 
-	$('.sortable').tableDnD();
+	/*
+	 * Sortable tables
+	 */
+	$('.sortable').tableDnD({
+		dragHandle: 'drag_handle'
+	});
+
+	$('.sortable tr').hover(function() {
+		$(this).find('td.drag_handle').addClass('drag_handle-show');
+	}, function() {
+		$(this).find('td.drag_handle').removeClass('drag_handle-show');
+	});
 
 	/*
 	 * In-place editor