| 1 | <? | 
| 2 | /* | 
| 3 | ##    ----------------------------------------------------------------------------- | 
| 4 | ##    $Id: DataItem.php,v 1.6 2003/05/13 16:24:30 joko Exp $ | 
| 5 | ##    ----------------------------------------------------------------------------- | 
| 6 | ##    $Log: DataItem.php,v $ | 
| 7 | ##    Revision 1.6  2003/05/13 16:24:30  joko | 
| 8 | ##    title addendum | 
| 9 | ##    MetaBox - header style | 
| 10 | ## | 
| 11 | ##    Revision 1.5  2003/05/10 18:07:31  jonen | 
| 12 | ##    + added values needed for 'create/add new' links | 
| 13 | ##    - purged depreciated code | 
| 14 | ## | 
| 15 | ##    Revision 1.4  2003/04/09 09:53:13  joko | 
| 16 | ##    fixes regarding modification of decode-function-behavior | 
| 17 | ## | 
| 18 | ##    Revision 1.3  2003/04/06 01:40:35  jonen | 
| 19 | ##    + removed duplicated decode functions | 
| 20 | ## | 
| 21 | ##    Revision 1.2  2003/04/04 23:58:33  jonen | 
| 22 | ##    + minor changes | 
| 23 | ## | 
| 24 | ##    Revision 1.1  2003/04/04 00:32:57  jonen | 
| 25 | ##    + initial commit | 
| 26 | ## | 
| 27 | ## | 
| 28 | ## | 
| 29 | ##    ----------------------------------------------------------------------------- | 
| 30 | */ | 
| 31 |  | 
| 32 | class DataItem extends InfoTable { | 
| 33 |  | 
| 34 | /** | 
| 35 | * holds reference to source object. | 
| 36 | */ | 
| 37 | var $_datasource = NULL; | 
| 38 |  | 
| 39 | /** | 
| 40 | * container for arguments needed for e.g. setting the source object. | 
| 41 | */ | 
| 42 | var $_options = array(); | 
| 43 |  | 
| 44 | /** | 
| 45 | * container for hidden elements. | 
| 46 | */ | 
| 47 | var $_hidden_elements = array(); | 
| 48 |  | 
| 49 | function DataItem($title, $options = array()) { | 
| 50 | $this->_options = $options; | 
| 51 |  | 
| 52 | //print "title: $title<br/>"; | 
| 53 | //print "options:" . Dumper($options) . "<br>"; | 
| 54 |  | 
| 55 | $title .= $this->get_title_addendum(); | 
| 56 |  | 
| 57 | $parent =  get_parent_class($this); | 
| 58 | // debug (WARNNING!!! Sometime an recursive loop happens here | 
| 59 | //        if class $parent is eq current class!!) | 
| 60 | //print "parent: " . Dumper($parent) . "<br>"; | 
| 61 |  | 
| 62 | $this->$parent($title, $width="100%", "center"); | 
| 63 |  | 
| 64 | // fetch data | 
| 65 | $this->data_prefetch(); | 
| 66 | } | 
| 67 |  | 
| 68 | function render($indent_level=1, $output_debug=0) { | 
| 69 | // init data record entries | 
| 70 | $this->init_elements(); | 
| 71 | // add form container | 
| 72 | $this->get_form_container(); | 
| 73 |  | 
| 74 | $table = html_table( $this->get_width(), 0, | 
| 75 | $this->get_cellspacing(), | 
| 76 | $this->get_cellpadding(), | 
| 77 | $this->get_align()); | 
| 78 | $table->set_class( "infotable" ); | 
| 79 | $table->add( $this->_build_title() ); | 
| 80 |  | 
| 81 | $row = $this->_build_header(); | 
| 82 | if ($row != NULL) { | 
| 83 | $table->add_row( $row ); | 
| 84 | } | 
| 85 |  | 
| 86 | //now go thru the rows of data | 
| 87 | //and add them | 
| 88 | foreach( $this->data as $row ) { | 
| 89 | if ((count($row) == 1) && is_object($row[0]) && (is_a($row[0], "TRtag") || | 
| 90 | is_a($row[0], "TDtag"))) { | 
| 91 | $table->add_row( $row[0] ); | 
| 92 | } else { | 
| 93 | $tr = new TRtag; | 
| 94 | $cnt = count( $row ); | 
| 95 | foreach( $row as $index => $data ) { | 
| 96 | $td = $this->_build_td("", "", $index+1, $cnt ); | 
| 97 | $td->add( $data ); | 
| 98 | $tr->add( $td ); | 
| 99 | } | 
| 100 | $table->add_row( $tr ); | 
| 101 | } | 
| 102 | } | 
| 103 | return $table->render($indent_level, $output_debug); | 
| 104 | } | 
| 105 |  | 
| 106 | function set_data_source(&$source) { | 
| 107 | $this->_datasource = &$source; | 
| 108 | } | 
| 109 |  | 
| 110 | function get_data_source() { | 
| 111 |  | 
| 112 | $initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) ); | 
| 113 | $proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']); | 
| 114 | $source = $proxy->get_adapter(); | 
| 115 | $this->set_data_source( &$source ); | 
| 116 | } | 
| 117 |  | 
| 118 | function _check_datasource($function_name) { | 
| 119 | if ( !is_object($this->_datasource) ) { | 
| 120 | user_error("DataList::".$function_name."() - DataListSource object is not set"); | 
| 121 | exit; | 
| 122 | } | 
| 123 | } | 
| 124 |  | 
| 125 | function data_prefetch() { | 
| 126 | $this->get_data_source(); | 
| 127 | $this->_check_datasource("data_prefetch"); | 
| 128 |  | 
| 129 | $this->_datasource->do_query(); | 
| 130 | } | 
| 131 |  | 
| 132 | function init_elements() { | 
| 133 | $result = $this->_datasource->_result; | 
| 134 | if (is_array($result)) { | 
| 135 | foreach($result as $key => $value) { | 
| 136 | // set empty values to 'html spacer' for render | 
| 137 | // TODO: integer value '0' is interpretted as non-existing value! Hack this!! | 
| 138 | if(!$value && !is_array($value)) { $value = _HTML_SPACE; } | 
| 139 | // if decode options are true, trie to decode values(e.g. for inhiterance) | 
| 140 | if($this->_options['decode']) { | 
| 141 | $utils = php::mkComponent('WebExplorer::utils'); | 
| 142 | $hidden = $this->_hidden_elements; | 
| 143 | $options = $this->_options['decode_args']; | 
| 144 | $options[label] = $key; | 
| 145 | $options[parent_guid] = $this->_options['parent']['guid']; | 
| 146 | $options[parent_class] = $this->_options['parent']['class']; | 
| 147 | // if item is matched by a special expression we will replace it with an html-link object | 
| 148 | $utils->decode_item_expr($value, $hidden, $options); | 
| 149 | // if item is an Array we will replace it with an html-link object | 
| 150 | $utils->decode_item_array($value, $hidden, $options); | 
| 151 |  | 
| 152 | $this->add_element($key, $value); | 
| 153 | } else { | 
| 154 | $this->add_element($key, $value); | 
| 155 | } | 
| 156 | } | 
| 157 | } | 
| 158 | } | 
| 159 |  | 
| 160 | function add_element($label, $value) { | 
| 161 | $this->add_row(span_font10bold($label), $value); | 
| 162 | } | 
| 163 |  | 
| 164 | function add_hidden_element($label, $value) { | 
| 165 | $this->_hidden_elements[$label] = $value; | 
| 166 | } | 
| 167 |  | 
| 168 | function get_form_container() { | 
| 169 | $container = container(); | 
| 170 | // form open | 
| 171 | $container->add(form_open("item_fv", $_SERVER['PHP_SELF'], 'POST')); | 
| 172 | //hidden items | 
| 173 | if(is_array($this->_hidden_elements)) { | 
| 174 | foreach($this->_hidden_elements as $label => $value) { | 
| 175 | $container->add(form_hidden($label, $value)); | 
| 176 | } | 
| 177 | } | 
| 178 | // submit button | 
| 179 | $container->add(form_submit('ecdfe', "edit")); | 
| 180 | // close form | 
| 181 | $container->add(form_close()); | 
| 182 |  | 
| 183 | // add container to InfoTable | 
| 184 | $this->add_row(_HTML_SPACE, $container); | 
| 185 | } | 
| 186 |  | 
| 187 |  | 
| 188 | // Please visit WebExplorer::Module::DataItem - there is a similar chooser at the top!!! | 
| 189 | // TODO: abstract this out into some reusable, generic component sometimes (SimpleChooser?) | 
| 190 | // (also take a look at WebExplorer::Module::DataTree) | 
| 191 | function get_title_addendum() { | 
| 192 |  | 
| 193 | // MetaBox / Chooser - resolve / display some links which probably have been declared in some other layer | 
| 194 | //$this->header = html_span(); | 
| 195 |  | 
| 196 | // Build a header-style MetaBox. | 
| 197 | // This will get injected into the header of the DataItem. | 
| 198 | $this->header_box = php::mkComponent('MetaBox', array( | 
| 199 | box_mode => 'header', | 
| 200 | caption => $this->_options['caption'], | 
| 201 | payload => $this->_options['links'], | 
| 202 | ) ); | 
| 203 |  | 
| 204 | return $this->header_box->render(); | 
| 205 |  | 
| 206 | } | 
| 207 |  | 
| 208 | } | 
| 209 |  | 
| 210 |  | 
| 211 | ?> |