phphtmllib/widgets/DataItem.php

<?
/*
##    -----------------------------------------------------------------------------
##    $Id: DataItem.php,v 1.1 2003/04/04 00:32:57 jonen Exp $
##    -----------------------------------------------------------------------------
##    $Log: DataItem.php,v $
##    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;

    $parent =  get_parent_class($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 => $value) {
        if(!$value) { $value = _HTML_SPACE; }
        // if item is match by expression we will replace it with an link object  
        if($this->_options['decode']) {
         if($this->decode_item_expr($value)) {  
          $this->add_element($key, $this->decode_item_expr($value));  
          }  
          // if item is an Array we will replace it with an selection form object  
          elseif($this->decode_item_array($value) ) {
            $this->add_element($key, $this->decode_item_array($value));
          } else {
            $this->add_element($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);
  }

  function decode_item_array($item) {
    $options = $this->_options['decode_args'];
    if( is_array($item) ) {
          //$cur_row_index = $this->_datasource->get_cur_data_index();
          //$parent_guid = $this->_datasource->_data[$cur_row_index]['guid'];
          // build list for selection form
       if($options['form']) {
          foreach($item as $key => $value) {
                $tmp = split($options['seperator'], $value);
                $ident = $tmp['1'];
                $meta = $tmp['2'];
                $list[$key] = $ident;
                }
                if(is_array($list) ) {
              $container = container(
                  form_open( $item[0], $_SERVER["PHP_SELF"], "POST" ),
                  form_hidden("ecdm", $meta),
                  form_select("ecdid", $list),
                  form_submit("submit","view" )
                  );
               foreach($this->_hidden_elements as $label => $value) {
                 $container->add(form_hidden($label, $value));
               }
              $container->add(form_close() );
              $item = $container;
              }
        } else {
          $container = container();
          foreach($item as $key => $value) {
                $tmp = split($options['seperator'], $value);
                $ident = $tmp['1'];
                $meta = $tmp['2'];
                     foreach($this->_hidden_elements as $label => $value) {
                       $tmp_array[] = $label . "=" . $value;
                     }
                     $str_hidden = join("&", $tmp_array);
                $container->add("->", html_a($_SERVER["PHP_SELF"] . "?ecdid=" . $ident . "&ecdm=" . $meta . "&" . $str_hidden, $key . " view"), html_br());              
          }
          $item = $container;
        }
              return $item;
    }
  }


  function decode_item_expr($item, $options=array()) {
    $options = $this->_options['decode_args'];
    if(substr($item, 0, 2) == "o_") {
          $tmp = split($options['seperator'], $item);
          $ident = $tmp['1'];
          $meta = $tmp['2'];
          foreach($this->_hidden_elements as $label => $value) {
             $tmp_array[] = $label . "=" . $value;
          }
          $str_hidden = join("&", $tmp_array);
          $item = html_a($_SERVER["PHP_SELF"] . "?ecdid=" . $ident . "&ecdm=" . $meta . "&" . $str_hidden, "view");
          return $item;
    }
  }


}


?>
1	jonen	1.1	<?
2			/*
3			## -----------------------------------------------------------------------------
4	jonen	1.2	## $Id: DataItem.php,v 1.1 2003/04/04 00:32:57 jonen Exp $
5	jonen	1.1	## -----------------------------------------------------------------------------
6	jonen	1.2	## $Log: DataItem.php,v $
7			## Revision 1.1 2003/04/04 00:32:57 jonen
8			## + initial commit
9			##
10	jonen	1.1	##
11			##
12			## -----------------------------------------------------------------------------
13			*/
14
15			class DataItem extends InfoTable {
16
17			/**
18			* holds reference to source object.
19			*/
20			var $_datasource = NULL;
21
22			/**
23			* container for arguments needed for e.g. setting the source object.
24			*/
25			var $_options = array();
26
27			/**
28			* container for hidden elements.
29			*/
30			var $_hidden_elements = array();
31
32			function DataItem($title, $options = array()) {
33			$this->_options = $options;
34
35			$parent = get_parent_class($this);
36			$this->$parent($title, $width="100%", "center");
37
38			// fetch data
39			$this->data_prefetch();
40			}
41
42			function render($indent_level=1, $output_debug=0) {
43			// init data record entries
44			$this->init_elements();
45			// add form container
46			$this->get_form_container();
47
48			$table = html_table( $this->get_width(), 0,
49			$this->get_cellspacing(),
50			$this->get_cellpadding(),
51			$this->get_align());
52			$table->set_class( "infotable" );
53			$table->add( $this->_build_title() );
54
55			$row = $this->_build_header();
56			if ($row != NULL) {
57			$table->add_row( $row );
58			}
59
60			//now go thru the rows of data
61			//and add them
62			foreach( $this->data as $row ) {
63			if ((count($row) == 1) && is_object($row[0]) && (is_a($row[0], "TRtag") \|\|
64			is_a($row[0], "TDtag"))) {
65			$table->add_row( $row[0] );
66			} else {
67			$tr = new TRtag;
68			$cnt = count( $row );
69			foreach( $row as $index => $data ) {
70			$td = $this->_build_td("", "", $index+1, $cnt );
71			$td->add( $data );
72			$tr->add( $td );
73			}
74			$table->add_row( $tr );
75			}
76			}
77			return $table->render($indent_level, $output_debug);
78			}
79
80			function set_data_source(&$source) {
81			$this->_datasource = &$source;
82			}
83
84			function get_data_source() {
85			$initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) );
86			$proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']);
87			$source = $proxy->get_adapter();
88			$this->set_data_source( &$source );
89			}
90
91			function _check_datasource($function_name) {
92			if ( !is_object($this->_datasource) ) {
93			user_error("DataList::".$function_name."() - DataListSource object is not set");
94			exit;
95			}
96			}
97
98			function data_prefetch() {
99			$this->get_data_source();
100			$this->_check_datasource("data_prefetch");
101
102			$this->_datasource->do_query();
103			}
104
105			function init_elements() {
106			$result = $this->_datasource->_result;
107			if (is_array($result)) {
108			foreach($result as $key => $value) {
109	jonen	1.2	if(!$value) { $value = _HTML_SPACE; }
110	jonen	1.1	// if item is match by expression we will replace it with an link object
111			if($this->_options['decode']) {
112			if($this->decode_item_expr($value)) {
113			$this->add_element($key, $this->decode_item_expr($value));
114			}
115			// if item is an Array we will replace it with an selection form object
116			elseif($this->decode_item_array($value) ) {
117			$this->add_element($key, $this->decode_item_array($value));
118			} else {
119			$this->add_element($key, $value);
120			}
121			} else {
122			$this->add_element($key, $value);
123			}
124			}
125			}
126			}
127
128			function add_element($label, $value) {
129			$this->add_row(span_font10bold($label), $value);
130			}
131
132			function add_hidden_element($label, $value) {
133			$this->_hidden_elements[$label] = $value;
134			}
135
136			function get_form_container() {
137			$container = container();
138			// form open
139			$container->add(form_open("item_fv", $_SERVER['PHP_SELF'], 'POST'));
140			//hidden items
141			if(is_array($this->_hidden_elements)) {
142			foreach($this->_hidden_elements as $label => $value) {
143			$container->add(form_hidden($label, $value));
144			}
145			}
146			// submit button
147	jonen	1.2	$container->add(form_submit('ecdfe', "edit"));
148	jonen	1.1	// close form
149			$container->add(form_close());
150
151			// add container to InfoTable
152	jonen	1.2	$this->add_row(_HTML_SPACE, $container);
153	jonen	1.1	}
154
155			function decode_item_array($item) {
156			$options = $this->_options['decode_args'];
157			if( is_array($item) ) {
158			//$cur_row_index = $this->_datasource->get_cur_data_index();
159			//$parent_guid = $this->_datasource->_data[$cur_row_index]['guid'];
160			// build list for selection form
161			if($options['form']) {
162			foreach($item as $key => $value) {
163			$tmp = split($options['seperator'], $value);
164			$ident = $tmp['1'];
165			$meta = $tmp['2'];
166			$list[$key] = $ident;
167			}
168			if(is_array($list) ) {
169			$container = container(
170			form_open( $item[0], $_SERVER["PHP_SELF"], "POST" ),
171			form_hidden("ecdm", $meta),
172			form_select("ecdid", $list),
173			form_submit("submit","view" )
174			);
175			foreach($this->_hidden_elements as $label => $value) {
176			$container->add(form_hidden($label, $value));
177			}
178			$container->add(form_close() );
179			$item = $container;
180			}
181			} else {
182			$container = container();
183			foreach($item as $key => $value) {
184			$tmp = split($options['seperator'], $value);
185			$ident = $tmp['1'];
186			$meta = $tmp['2'];
187			foreach($this->_hidden_elements as $label => $value) {
188			$tmp_array[] = $label . "=" . $value;
189			}
190			$str_hidden = join("&", $tmp_array);
191			$container->add("->", html_a($_SERVER["PHP_SELF"] . "?ecdid=" . $ident . "&ecdm=" . $meta . "&" . $str_hidden, $key . " view"), html_br());
192			}
193			$item = $container;
194			}
195			return $item;
196			}
197			}
198
199
200			function decode_item_expr($item, $options=array()) {
201			$options = $this->_options['decode_args'];
202			if(substr($item, 0, 2) == "o_") {
203			$tmp = split($options['seperator'], $item);
204			$ident = $tmp['1'];
205			$meta = $tmp['2'];
206			foreach($this->_hidden_elements as $label => $value) {
207			$tmp_array[] = $label . "=" . $value;
208			}
209			$str_hidden = join("&", $tmp_array);
210			$item = html_a($_SERVER["PHP_SELF"] . "?ecdid=" . $ident . "&ecdm=" . $meta . "&" . $str_hidden, "view");
211			return $item;
212			}
213			}
214
215
216			}
217
218
219			?>
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