WebExplorer/Module/DataTree.php

<?
/**
 * This file contains the DataTree child class.
 *
 * @package org.netfrag.app
 * @name WebExplorer::Module::DataTree
 *
 */

/**
 * Cvs-Log
 *
 * $Id: DataTree.php,v 1.1 2003/04/16 16:16:15 joko Exp $
 *
 * $Log: DataTree.php,v $
 * Revision 1.1  2003/04/16 16:16:15  joko
 * initial commit
 *
 *
 */

/**
 * Make sure we have required base classes on board.
 *
 */
loadModule('WebExplorer::Module::AbstractGUIModule');

/**
 * DataTree
 *
 * Display linked list data with a tree widget.
 * Enable simple tree navigation.
 *
 * @todo Enhance tree navigation: Prefix anchor if state == DivedIntoNode.
 *
 *
 * @package org.netfrag.app
 * @subpackage WebExplorer
 * @name DataTree
 *
 */
class WebExplorer_Module_DataTree extends WebExplorer_Module_AbstractGUIModule {

  // the reference to an adapter of a DataSource::Generic acting as a proxy
  var $source;
  
  // the result of the query
  //var $result;
  var $treedata;
  
  // a reference to a PEAR::Tree object.
  var $topictree;
  var $treeobject;
  var $tree;
  var $widget;


  function set_gui_object() {
    
    // Build & lift the tree's data.
    $this->query_source();
    $this->lift_tree();
    
    // Encapsulate the tree into a container widget together with some navigation boxes.
    $this->prepare_header();
    $this->build_widget();
    
    // Transfer reference to widget object to 
    // object attribute the ecom module logic
    // knows about.
    $this->_gui_object = $this->widget;
    
  }

  
  function prepare_header() {
    // declare some links
    $this->_args[links] = array(
      'list' => array(
        array( name => 'tree', url => url::view_as('tree') ),
        //array( name => 'item', url => url::view_as('item') ),
        // HACK!!!
        array( name => 'item', url => url::view_as('item', array( ecdid => "n/a", ecdm => $_GET[ecdid] ) ) ),
        array( name => 'reset filter', url => url::filter('tree') ),
        array( name => 'parent', url => url::parent('tree') ),
      ),
      'meta' => array(
        'selected' => $this->_args['options']['data_locator_meta']['abstract_type']
      )
    );
  }
    

  function query_source() {

    //print "args: " . Dumper($this->_args);
    
    $locator_meta = $this->_args['options']['data_locator_meta'];
    if (!$this->_args[caption]) { $this->_args[caption] = $locator_meta[ident] . " as " . $locator_meta[abstract_type]; }
    
    // query data
      $initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'free' ) );
      $proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_args['options']['data_locator_meta']);
      //print "proxy: " . Dumper($proxy);

      if ($this->source = $proxy->get_adapter()) {
        //print "source: " . Dumper($this->source);
        $this->source->do_query();
      }

      //print "result: " . Dumper($this->source->_result);

    // get navigation data structure (nested tree) from backend object
    // remote or locally? we just don't care here....
      //global $backend;
      
      // V1 - HACK!!!
      //$this->backend = new TsBackend();
      //$treedata = $this->backend->getNavigationTree();
      
      // V2 - better
      $this->treedata = $this->source->get_result();
    
    //print Dumper($this->treedata);

  }


  function lift_tree() {

    /*
    $treedata = array( 
      //'name' => '', attributes => array( url => '123' ),
      'children' => array(
        array( name => 'Login', attributes => array( url => linkargs::topic('Login') ) ),
        array( name => 'Verwaltung', attributes => array( url => linkargs::topic('Overview') ), 
          'children' => array(
            array( name => 'Jobs', attributes => array( url => linkargs::topic('Jobs') ) ),
            array( name => 'Daten:Backend', attributes => array( url => linkargs::topic('DataBrowser') ) ),
            array( name => 'Daten:Frontend', attributes => array( url => linkargs::topic('DataBrowser') ) ),
            array( name => 'Daten:Steuerung', attributes => array( url => linkargs::topic('DataBrowser') ) ),
          ),
        ),
    ));
    */


    // convert (speak "lift") data from nested arrays/hashes to a hashified topic tree
    // this step is required to satisfy the following lifting
      $lift = mkObject('Data::Lift', $this->treedata, array( metatype => 'topic' ) );
      $this->topictree = $lift->to('EasyTree');
      //print "topictree: " . Dumper($this->topictree) . "<br/>";
    
    //return;
    
    // convert (speak "lift") data from nested arrays/hashes to a PEAR::Tree object
      $lift = mkObject('Data::Lift', $this->topictree, array( metatype => 'tree' ) );
      $this->treeobject = $lift->to('PEAR::Tree');
      //print "treeobject: " . Dumper($this->treeobject) . "<br/>";

    // trace
    //print Dumper($initial_locator);
    //print Dumper($this->_args);

    //$this->nav = new VerticalCSSNavTable($this->_args['caption'], "", $width="100%");
    //$this->tree = new VerticalCSSNavTable($this->_args['caption'], "", $width="100%");
    $this->tree = new DHTMLTreeNav( $this->treeobject );
    
    //$this->tree->add(link::topic('DataBrowser'), "No data.");


    /*
    // check valid/non-empty result
    //if ($itemCount = $this->source->get_total_rows()) {
    if (1) {
      $this->result = $this->source->_result;
    
      // trace
      //print Dumper($source->_result);
      
      //if (is_array($result)) {
        $this->propagate();
      //}
  
    } else {
      
      // both are valid! (at least - should be...)
      //$nav->add(pageLink('explorer'), "No data.");
      //$this->nav->add(link::topic('DataBrowser'), "No data.");
      print "No data.<br/>";
    
    }
    */

  }
  
  function build_widget() {
    
    // Encapsulate tree into a floating span container.
    // This will be displayed on the left side of the content area.
    $this->content = html_span();
    $this->content->set_style("float: left;");
    $this->content->add( $this->tree );
    
    // TODO: Choose one of these two metabox types.
    // Having *both* on one page seems overkill.
    // That's just for demonstration purposes!
    
    // Build a bar-style MetaBox.
    // This will get injected on top of (before) the content.
    $this->header = php::mkComponent('MetaBox', array( 
      box_mode => 'bar',
      caption => $this->_args['caption'],
      payload => $this->_args['links'],
    ) );
    
    // Build a portrait-style MetaBox.
    // This will get injected besides / after the content.
    // This will be displayed on the right side of the content area.
    $this->sidebox = php::mkComponent('MetaBox', array( 
      box_mode => 'portrait',
      //caption => $this->_args['caption'],
      payload => $this->_args['links'],
    ) );
    
    //print Dumper($this->header);
    
    // Layout of the page:
    $container = html_div();
    $container->add( $this->header, html_br() );
    $container->add( $this->content );
    $container->add( $this->sidebox );

    $this->widget = $container;

  }

  function propagate_old() {
    //print get_class($this) . ": " . "Please implement 'propagate
    //$this->_abstract_method('propagate', get_class($this));
  }

}


?>
1	joko	1.1	<?
2			/**
3			* This file contains the DataTree child class.
4			*
5			* @package org.netfrag.app
6			* @name WebExplorer::Module::DataTree
7			*
8			*/
9
10			/**
11			* Cvs-Log
12			*
13	joko	1.2	* $Id: DataTree.php,v 1.1 2003/04/16 16:16:15 joko Exp $
14			*
15			* $Log: DataTree.php,v $
16			* Revision 1.1 2003/04/16 16:16:15 joko
17			* initial commit
18	joko	1.1	*
19			*
20			*/
21
22			/**
23			* Make sure we have required base classes on board.
24			*
25			*/
26			loadModule('WebExplorer::Module::AbstractGUIModule');
27
28			/**
29			* DataTree
30			*
31			* Display linked list data with a tree widget.
32	joko	1.2	* Enable simple tree navigation.
33			*
34			* @todo Enhance tree navigation: Prefix anchor if state == DivedIntoNode.
35	joko	1.1	*
36			*
37			* @package org.netfrag.app
38			* @subpackage WebExplorer
39			* @name DataTree
40			*
41			*/
42			class WebExplorer_Module_DataTree extends WebExplorer_Module_AbstractGUIModule {
43
44	joko	1.2	// the reference to an adapter of a DataSource::Generic acting as a proxy
45	joko	1.1	var $source;
46	joko	1.2
47			// the result of the query
48			//var $result;
49			var $treedata;
50
51			// a reference to a PEAR::Tree object.
52			var $topictree;
53			var $treeobject;
54	joko	1.1	var $tree;
55	joko	1.2	var $widget;
56
57	joko	1.1
58			function set_gui_object() {
59	joko	1.2
60			// Build & lift the tree's data.
61			$this->query_source();
62			$this->lift_tree();
63
64			// Encapsulate the tree into a container widget together with some navigation boxes.
65			$this->prepare_header();
66			$this->build_widget();
67
68			// Transfer reference to widget object to
69			// object attribute the ecom module logic
70			// knows about.
71			$this->_gui_object = $this->widget;
72
73	joko	1.1	}
74
75
76	joko	1.2	function prepare_header() {
77			// declare some links
78	joko	1.1	$this->_args[links] = array(
79			'list' => array(
80			array( name => 'tree', url => url::view_as('tree') ),
81	joko	1.2	//array( name => 'item', url => url::view_as('item') ),
82			// HACK!!!
83			array( name => 'item', url => url::view_as('item', array( ecdid => "n/a", ecdm => $_GET[ecdid] ) ) ),
84			array( name => 'reset filter', url => url::filter('tree') ),
85			array( name => 'parent', url => url::parent('tree') ),
86	joko	1.1	),
87			'meta' => array(
88	joko	1.2	'selected' => $this->_args['options']['data_locator_meta']['abstract_type']
89	joko	1.1	)
90			);
91	joko	1.2	}
92
93
94			function query_source() {
95
96			//print "args: " . Dumper($this->_args);
97
98			$locator_meta = $this->_args['options']['data_locator_meta'];
99			if (!$this->_args[caption]) { $this->_args[caption] = $locator_meta[ident] . " as " . $locator_meta[abstract_type]; }
100	joko	1.1
101			// query data
102			$initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'free' ) );
103			$proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_args['options']['data_locator_meta']);
104			//print "proxy: " . Dumper($proxy);
105
106			if ($this->source = $proxy->get_adapter()) {
107			//print "source: " . Dumper($this->source);
108			$this->source->do_query();
109			}
110
111			//print "result: " . Dumper($this->source->_result);
112
113			// get navigation data structure (nested tree) from backend object
114			// remote or locally? we just don't care here....
115			//global $backend;
116
117			// V1 - HACK!!!
118			//$this->backend = new TsBackend();
119			//$treedata = $this->backend->getNavigationTree();
120
121			// V2 - better
122	joko	1.2	$this->treedata = $this->source->get_result();
123	joko	1.1
124	joko	1.2	//print Dumper($this->treedata);
125
126			}
127
128
129			function lift_tree() {
130	joko	1.1
131			/*
132			$treedata = array(
133			//'name' => '', attributes => array( url => '123' ),
134			'children' => array(
135			array( name => 'Login', attributes => array( url => linkargs::topic('Login') ) ),
136			array( name => 'Verwaltung', attributes => array( url => linkargs::topic('Overview') ),
137			'children' => array(
138			array( name => 'Jobs', attributes => array( url => linkargs::topic('Jobs') ) ),
139			array( name => 'Daten:Backend', attributes => array( url => linkargs::topic('DataBrowser') ) ),
140			array( name => 'Daten:Frontend', attributes => array( url => linkargs::topic('DataBrowser') ) ),
141			array( name => 'Daten:Steuerung', attributes => array( url => linkargs::topic('DataBrowser') ) ),
142			),
143			),
144			));
145			*/
146
147
148			// convert (speak "lift") data from nested arrays/hashes to a hashified topic tree
149			// this step is required to satisfy the following lifting
150	joko	1.2	$lift = mkObject('Data::Lift', $this->treedata, array( metatype => 'topic' ) );
151	joko	1.1	$this->topictree = $lift->to('EasyTree');
152			//print "topictree: " . Dumper($this->topictree) . "<br/>";
153
154			//return;
155
156			// convert (speak "lift") data from nested arrays/hashes to a PEAR::Tree object
157			$lift = mkObject('Data::Lift', $this->topictree, array( metatype => 'tree' ) );
158			$this->treeobject = $lift->to('PEAR::Tree');
159			//print "treeobject: " . Dumper($this->treeobject) . "<br/>";
160
161			// trace
162			//print Dumper($initial_locator);
163			//print Dumper($this->_args);
164
165			//$this->nav = new VerticalCSSNavTable($this->_args['caption'], "", $width="100%");
166			//$this->tree = new VerticalCSSNavTable($this->_args['caption'], "", $width="100%");
167			$this->tree = new DHTMLTreeNav( $this->treeobject );
168
169			//$this->tree->add(link::topic('DataBrowser'), "No data.");
170
171
172			/*
173			// check valid/non-empty result
174			//if ($itemCount = $this->source->get_total_rows()) {
175			if (1) {
176			$this->result = $this->source->_result;
177
178			// trace
179			//print Dumper($source->_result);
180
181			//if (is_array($result)) {
182			$this->propagate();
183			//}
184
185			} else {
186
187			// both are valid! (at least - should be...)
188			//$nav->add(pageLink('explorer'), "No data.");
189			//$this->nav->add(link::topic('DataBrowser'), "No data.");
190			print "No data.<br/>";
191
192			}
193			*/
194	joko	1.2
195			}
196
197			function build_widget() {
198	joko	1.1
199	joko	1.2	// Encapsulate tree into a floating span container.
200			// This will be displayed on the left side of the content area.
201			$this->content = html_span();
202			$this->content->set_style("float: left;");
203			$this->content->add( $this->tree );
204
205			// TODO: Choose one of these two metabox types.
206			// Having both on one page seems overkill.
207			// That's just for demonstration purposes!
208
209			// Build a bar-style MetaBox.
210			// This will get injected on top of (before) the content.
211			$this->header = php::mkComponent('MetaBox', array(
212			box_mode => 'bar',
213			caption => $this->_args['caption'],
214			payload => $this->_args['links'],
215			) );
216
217			// Build a portrait-style MetaBox.
218			// This will get injected besides / after the content.
219			// This will be displayed on the right side of the content area.
220			$this->sidebox = php::mkComponent('MetaBox', array(
221			box_mode => 'portrait',
222			//caption => $this->_args['caption'],
223			payload => $this->_args['links'],
224			) );
225	joko	1.1
226			//print Dumper($this->header);
227
228	joko	1.2	// Layout of the page:
229	joko	1.1	$container = html_div();
230			$container->add( $this->header, html_br() );
231	joko	1.2	$container->add( $this->content );
232			$container->add( $this->sidebox );
233	joko	1.1
234	joko	1.2	$this->widget = $container;
235	joko	1.1
236			}
237
238			function propagate_old() {
239			//print get_class($this) . ": " . "Please implement 'propagate
240			//$this->_abstract_method('propagate', get_class($this));
241			}
242
243			}
244
245
246			?>
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