phphtmllib/widgets/DataItem.php

<?
/*
##    -----------------------------------------------------------------------------
##    $Id: DataItem.php,v 1.5 2003/05/10 18:07:31 jonen Exp $
##    -----------------------------------------------------------------------------
##    $Log: DataItem.php,v $
##    Revision 1.5  2003/05/10 18:07:31  jonen
##    + added values needed for 'create/add new' links
##    - purged depreciated code
##
##    Revision 1.4  2003/04/09 09:53:13  joko
##    fixes regarding modification of decode-function-behavior
##
##    Revision 1.3  2003/04/06 01:40:35  jonen
##    + removed duplicated decode functions
##
##    Revision 1.2  2003/04/04 23:58:33  jonen
##    + minor changes
##
##    Revision 1.1  2003/04/04 00:32:57  jonen
##    + initial commit
##
##
##
##    -----------------------------------------------------------------------------
*/

class DataItem extends InfoTable {

 /**
  * holds reference to source object.
  */
 var $_datasource = NULL;

 /**
  * container for arguments needed for e.g. setting the source object.
  */
 var $_options = array();

 /**
  * container for hidden elements.
  */
 var $_hidden_elements = array();
 
  function DataItem($title, $options = array()) {
    $this->_options = $options;

    //print "title: $title<br/>";
    //print Dumper($options);

    $title .= $this->get_title_addendum();

    $parent =  get_parent_class($this);
    $this->$parent($title, $width="100%", "center");

    // fetch data
    $this->data_prefetch();
  }

        function render($indent_level=1, $output_debug=0) {
    // init data record entries
    $this->init_elements();
    // add form container
    $this->get_form_container();

                $table = html_table( $this->get_width(), 0,
                                                         $this->get_cellspacing(),
                                                         $this->get_cellpadding(),
                                                         $this->get_align());
                $table->set_class( "infotable" );
                $table->add( $this->_build_title() );

                $row = $this->_build_header();
                if ($row != NULL) {
                    $table->add_row( $row );
                }

                //now go thru the rows of data
                //and add them
                foreach( $this->data as $row ) {
            if ((count($row) == 1) && is_object($row[0]) && (is_a($row[0], "TRtag") ||
                                                             is_a($row[0], "TDtag"))) {
                $table->add_row( $row[0] );
            } else {
                $tr = new TRtag;
                $cnt = count( $row );
                foreach( $row as $index => $data ) {                
                    $td = $this->_build_td("", "", $index+1, $cnt );
                    $td->add( $data );
                    $tr->add( $td );
                }
                $table->add_row( $tr );
            }
                }
                return $table->render($indent_level, $output_debug);
        }

  function set_data_source(&$source) {
    $this->_datasource = &$source;
  }

  function get_data_source() {
      $initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) );
      $proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']);
      $source = $proxy->get_adapter();
      $this->set_data_source( &$source );    
  }

  function _check_datasource($function_name) {
      if ( !is_object($this->_datasource) ) {
            user_error("DataList::".$function_name."() - DataListSource object is not set");
            exit;
      }
  }

  function data_prefetch() {
    $this->get_data_source();
    $this->_check_datasource("data_prefetch");

    $this->_datasource->do_query();
  }
  
  function init_elements() {
   $result = $this->_datasource->_result;
    if (is_array($result)) {
      foreach($result as $key => $value) {
        // set empty values to 'html spacer' for render
        // TODO: integer value '0' is interpretted as non-existing value! Hack this!!
        if(!$value && !is_array($value)) { $value = _HTML_SPACE; }
        // if decode options are true, trie to decode values(e.g. for inhiterance)
        if($this->_options['decode']) {
          $utils = php::mkComponent('WebExplorer::utils');
          $hidden = $this->_hidden_elements;
          $options = $this->_options['decode_args'];
          $options[label] = $key;
          $options[parent_guid] = $this->_options['parent']['guid'];
          $options[parent_class] = $this->_options['parent']['class'];
          // if item is matched by a special expression we will replace it with an html-link object  
          $utils->decode_item_expr($value, $hidden, $options);
          // if item is an Array we will replace it with an html-link object  
          $utils->decode_item_array($value, $hidden, $options);
          $this->add_element($key, $value);
        } else {
          $this->add_element($key, $value);
        }
      }
    }
  }

  function add_element($label, $value) {
    $this->add_row(span_font10bold($label), $value);
  }

  function add_hidden_element($label, $value) {
    $this->_hidden_elements[$label] = $value;
  }
  
  function get_form_container() {
    $container = container();
    // form open
    $container->add(form_open("item_fv", $_SERVER['PHP_SELF'], 'POST'));    
    //hidden items
    if(is_array($this->_hidden_elements)) {
      foreach($this->_hidden_elements as $label => $value) {
        $container->add(form_hidden($label, $value));
      }
    }
    // submit button
    $container->add(form_submit('ecdfe', "edit"));
    // close form
    $container->add(form_close());

    // add container to InfoTable
    $this->add_row(_HTML_SPACE, $container);
  }


  // Please visit WebExplorer::Module::DataItem - there is a similar chooser at the top!!!
  // TODO: abstract this out into some reusable, generic component sometimes (SimpleChooser?)
  // (also take a look at WebExplorer::Module::DataTree)
  function get_title_addendum() {
    
    // MetaBox / Chooser - resolve / display some links which probably have been declared in some other layer
    //$this->header = html_span();

    // Build a header-style MetaBox.
    // This will get injected into the header of the DataItem.
    $this->header_box = php::mkComponent('MetaBox', array( 
      box_mode => 'header',
      caption => $this->_options['caption'],
      payload => $this->_options['links'],
    ) );

    return $this->header_box->render();
    
  }

}


?>
1	jonen	1.1	<?
2			/*
3			## -----------------------------------------------------------------------------
4	joko	1.6	## $Id: DataItem.php,v 1.5 2003/05/10 18:07:31 jonen Exp $
5	jonen	1.1	## -----------------------------------------------------------------------------
6	jonen	1.2	## $Log: DataItem.php,v $
7	joko	1.6	## Revision 1.5 2003/05/10 18:07:31 jonen
8			## + added values needed for 'create/add new' links
9			## - purged depreciated code
10			##
11	jonen	1.5	## Revision 1.4 2003/04/09 09:53:13 joko
12			## fixes regarding modification of decode-function-behavior
13			##
14	joko	1.4	## Revision 1.3 2003/04/06 01:40:35 jonen
15			## + removed duplicated decode functions
16			##
17	jonen	1.3	## Revision 1.2 2003/04/04 23:58:33 jonen
18			## + minor changes
19			##
20	jonen	1.2	## Revision 1.1 2003/04/04 00:32:57 jonen
21			## + initial commit
22			##
23	jonen	1.1	##
24			##
25			## -----------------------------------------------------------------------------
26			*/
27
28			class DataItem extends InfoTable {
29
30			/**
31			* holds reference to source object.
32			*/
33			var $_datasource = NULL;
34
35			/**
36			* container for arguments needed for e.g. setting the source object.
37			*/
38			var $_options = array();
39
40			/**
41			* container for hidden elements.
42			*/
43			var $_hidden_elements = array();
44
45			function DataItem($title, $options = array()) {
46			$this->_options = $options;
47
48	joko	1.6	//print "title: $title<br/>";
49			//print Dumper($options);
50
51			$title .= $this->get_title_addendum();
52
53	jonen	1.1	$parent = get_parent_class($this);
54			$this->$parent($title, $width="100%", "center");
55
56			// fetch data
57			$this->data_prefetch();
58			}
59
60			function render($indent_level=1, $output_debug=0) {
61			// init data record entries
62			$this->init_elements();
63			// add form container
64			$this->get_form_container();
65
66			$table = html_table( $this->get_width(), 0,
67			$this->get_cellspacing(),
68			$this->get_cellpadding(),
69			$this->get_align());
70			$table->set_class( "infotable" );
71			$table->add( $this->_build_title() );
72
73			$row = $this->_build_header();
74			if ($row != NULL) {
75			$table->add_row( $row );
76			}
77
78			//now go thru the rows of data
79			//and add them
80			foreach( $this->data as $row ) {
81			if ((count($row) == 1) && is_object($row[0]) && (is_a($row[0], "TRtag") \|\|
82			is_a($row[0], "TDtag"))) {
83			$table->add_row( $row[0] );
84			} else {
85			$tr = new TRtag;
86			$cnt = count( $row );
87			foreach( $row as $index => $data ) {
88			$td = $this->_build_td("", "", $index+1, $cnt );
89			$td->add( $data );
90			$tr->add( $td );
91			}
92			$table->add_row( $tr );
93			}
94			}
95			return $table->render($indent_level, $output_debug);
96			}
97
98			function set_data_source(&$source) {
99			$this->_datasource = &$source;
100			}
101
102			function get_data_source() {
103			$initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) );
104			$proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']);
105			$source = $proxy->get_adapter();
106			$this->set_data_source( &$source );
107			}
108
109			function _check_datasource($function_name) {
110			if ( !is_object($this->_datasource) ) {
111			user_error("DataList::".$function_name."() - DataListSource object is not set");
112			exit;
113			}
114			}
115
116			function data_prefetch() {
117			$this->get_data_source();
118			$this->_check_datasource("data_prefetch");
119
120			$this->_datasource->do_query();
121			}
122
123			function init_elements() {
124			$result = $this->_datasource->_result;
125			if (is_array($result)) {
126			foreach($result as $key => $value) {
127	jonen	1.5	// set empty values to 'html spacer' for render
128			// TODO: integer value '0' is interpretted as non-existing value! Hack this!!
129			if(!$value && !is_array($value)) { $value = _HTML_SPACE; }
130			// if decode options are true, trie to decode values(e.g. for inhiterance)
131	jonen	1.1	if($this->_options['decode']) {
132	jonen	1.5	$utils = php::mkComponent('WebExplorer::utils');
133			$hidden = $this->_hidden_elements;
134			$options = $this->_options['decode_args'];
135			$options[label] = $key;
136			$options[parent_guid] = $this->_options['parent']['guid'];
137			$options[parent_class] = $this->_options['parent']['class'];
138			// if item is matched by a special expression we will replace it with an html-link object
139	joko	1.4	$utils->decode_item_expr($value, $hidden, $options);
140	jonen	1.5	// if item is an Array we will replace it with an html-link object
141	joko	1.4	$utils->decode_item_array($value, $hidden, $options);
142			$this->add_element($key, $value);
143	jonen	1.1	} else {
144			$this->add_element($key, $value);
145			}
146			}
147			}
148			}
149
150			function add_element($label, $value) {
151			$this->add_row(span_font10bold($label), $value);
152			}
153
154			function add_hidden_element($label, $value) {
155			$this->_hidden_elements[$label] = $value;
156			}
157
158			function get_form_container() {
159			$container = container();
160			// form open
161			$container->add(form_open("item_fv", $_SERVER['PHP_SELF'], 'POST'));
162			//hidden items
163			if(is_array($this->_hidden_elements)) {
164			foreach($this->_hidden_elements as $label => $value) {
165			$container->add(form_hidden($label, $value));
166			}
167			}
168			// submit button
169	jonen	1.2	$container->add(form_submit('ecdfe', "edit"));
170	jonen	1.1	// close form
171			$container->add(form_close());
172
173			// add container to InfoTable
174	jonen	1.2	$this->add_row(_HTML_SPACE, $container);
175	jonen	1.1	}
176
177	joko	1.6
178			// Please visit WebExplorer::Module::DataItem - there is a similar chooser at the top!!!
179			// TODO: abstract this out into some reusable, generic component sometimes (SimpleChooser?)
180			// (also take a look at WebExplorer::Module::DataTree)
181			function get_title_addendum() {
182
183			// MetaBox / Chooser - resolve / display some links which probably have been declared in some other layer
184			//$this->header = html_span();
185
186			// Build a header-style MetaBox.
187			// This will get injected into the header of the DataItem.
188			$this->header_box = php::mkComponent('MetaBox', array(
189			box_mode => 'header',
190			caption => $this->_options['caption'],
191			payload => $this->_options['links'],
192			) );
193
194			return $this->header_box->render();
195
196			}
197	jonen	1.1
198			}
199
200
201			?>
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