/[cvs]/nfo/php/libs/org.netfrag.glib/DataSource/Generic.php
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revision 1.2 by joko, Wed Mar 5 17:28:43 2003 UTC revision 1.7 by joko, Tue Mar 11 01:43:00 2003 UTC
# Line 9  Line 9 
9   */   */
10    
11  /**  /**
12     * <b>Cvs-Log:</b>
13     *
14     * <pre>
15   * $Id$   * $Id$
16   *   *
17   * $Log$   * $Log$
18     * Revision 1.7  2003/03/11 01:43:00  joko
19     * + fixed metadata for phpDocumentor
20     *
21     * Revision 1.6  2003/03/11 01:22:25  joko
22     * + fixed metadata for phpDocumentor
23     *
24     * Revision 1.5  2003/03/11 00:12:49  joko
25     * + fixed metadata for phpDocumentor
26     *
27     * Revision 1.4  2003/03/10 23:25:03  joko
28     * + fixed metadata for phpDocumentor
29     *
30     * Revision 1.3  2003/03/09 15:50:36  joko
31     * + additional metadata for Autodia
32     *
33   * Revision 1.2  2003/03/05 17:28:43  joko   * Revision 1.2  2003/03/05 17:28:43  joko
34   * updated docu (phpDocumentor testing....)   * updated docu (phpDocumentor testing....)
35   *   *
# Line 41  Line 59 
59   *   *
60   * Revision 1.1  2003/03/01 03:10:40  joko   * Revision 1.1  2003/03/01 03:10:40  joko
61   * + initial commit   * + initial commit
62   *   * </pre>
63   *   *
64   */   */
65    
# Line 120  loadModule('DesignPattern::AdapterProxy' Line 138  loadModule('DesignPattern::AdapterProxy'
138   * --- snipped into here from above ---   * --- snipped into here from above ---
139   * </pre>   * </pre>
140   *   *
141   *   * <p>
142   * !!!!!!  refactor this to Data::Driver::Proxy  !!!!!!     <-----------------   * !!!!!!  refactor this to Data::Driver::Proxy  !!!!!!     <-----------------
143   *   *
144   * Data::Driver::Proxy instantiates "handlers" below itself   * Data::Driver::Proxy instantiates "handlers" below itself
# Line 141  loadModule('DesignPattern::AdapterProxy' Line 159  loadModule('DesignPattern::AdapterProxy'
159   * </pre>   * </pre>
160   *   *
161   * !!!!!!  refactor this to Data::Driver::Proxy  !!!!!!     <-----------------   * !!!!!!  refactor this to Data::Driver::Proxy  !!!!!!     <-----------------
162     * </p>
163   *   *
164   *   *
165     * <p>
166   * <b>How to use?</b>   * <b>How to use?</b>
167   *   *
168   * Pass an array holding "locator metadata" to the constructor.   * Pass an array holding "locator metadata" to the constructor.
169   * GenericDataSource takes care of the rest.   * GenericDataSource takes care of the rest.
170   *   *
171     * <pre>
172   * Pass an array to the constructor: (e.g.)   * Pass an array to the constructor: (e.g.)
173   *   *
174   *  1. doing rpc-calls....   *  1. doing rpc-calls....
# Line 156  loadModule('DesignPattern::AdapterProxy' Line 177  loadModule('DesignPattern::AdapterProxy'
177   *      type => 'rpc',   *      type => 'rpc',
178   *      metadata => array( Host => 'localhost', Port => '8765' ),   *      metadata => array( Host => 'localhost', Port => '8765' ),
179   *    );   *    );
180   *    $source = new GenericDataSource($locator);   *    $source = ne w GenericDataSource($locator);
181   *    $this->set_data_source( &$source );   *    $this->set_data_source( &$source );
182   *    </code>   *    </code>
183   *   *
# Line 166  loadModule('DesignPattern::AdapterProxy' Line 187  loadModule('DesignPattern::AdapterProxy'
187   *      type => 'mysql',   *      type => 'mysql',
188   *      dsn => 'known dsn markup',   *      dsn => 'known dsn markup',
189   *    );   *    );
190   *    $source = new GenericDataSource($locator);   *    $source = ne w GenericDataSource($locator);
191   *    $this->set_data_source( &$source );   *    $this->set_data_source( &$source );
192   *    </code>   *    </code>
193     * </pre>
194     * </p>
195     *
196   *   *
197   * @link http://www.netfrag.org/~joko/   * @link http://www.netfrag.org/~joko/
198   * @author Andreas Motl <andreas.motl@ilo.de>   * @author Andreas Motl <andreas.motl@ilo.de>
# Line 186  loadModule('DesignPattern::AdapterProxy' Line 210  loadModule('DesignPattern::AdapterProxy'
210   * @subpackage DataSource   * @subpackage DataSource
211   * @name DataSource::Generic   * @name DataSource::Generic
212   *   *
213   * @todo   * @todo this:
214   * <ul>   * o mungle this to be able to be wrapped around phpHtmlLib's own storage-handles
215   *  o mungle this to be able to be wrapped around phpHtmlLib's own storage-handles   * o implement another Data::Driver::Proxy container
  *  o implement another Data::Driver::Proxy container  
  * </ul>  
216   *   *
217     * <pre>
218  //              !!!!!!!!          THIS IS THE PROBLEM          !!!!!!!!   *              !!!!!!!!          THIS IS THE PROBLEM          !!!!!!!!
219  //    !!!!!!!!   here is it where we have to break inheritance again   !!!!!!!!   *    !!!!!!!!   here is it where we have to break inheritance again   !!!!!!!!
220  //   *
221  //    THE CONFLICT: Beeing in phpHtmlLib *and* DesignPattern::TransparentProxy   *    THE CONFLICT: Beeing in phpHtmlLib *and* DesignPattern::TransparentProxy
222  //    inheritance trees at the same time, which is *not* possible at   *    inheritance trees at the same time, which is *not* possible at
223  //    declare-time. We *do* need some runtime-infrastructure to solve this!   *    declare-time. We *do* need some runtime-infrastructure to solve this!
224  //   *
225  //    TODO: move build- and check-locator stuff from ObjectList to this place!!!   *    TODO: move build- and check-locator stuff from ObjectList to this place!!!
226  //   *
227  //    ABOUT:   *    ABOUT:
228  //      1. otherwhere: WebApp - scope:   *      1. otherwhere: WebApp - scope:
229  //          x handles page vs. block vs. widget; dispatches MVC-View   *          x handles page vs. block vs. widget; dispatches MVC-View
230  //      2. here: DataSource - scope:   *      2. here: DataSource - scope:
231  //          x handles bridge to frameworks (e.g. phpHtmlLib) vs. actual data driver libs (PEAR, etc.))   *          x handles bridge to frameworks (e.g. phpHtmlLib) vs. actual data driver libs (PEAR, etc.))
232  //          o clean implementation using a DesignPattern::AdapterProxy   *          o clean implementation using a DesignPattern::AdapterProxy
233  //   * </pre>
234     *
235  */   *
236     */
237  class DataSource_Generic extends DesignPattern_AdapterProxy {  class DataSource_Generic extends DesignPattern_AdapterProxy {
238    
239  //    !!!!!!!!   here is it where we have to break inheritance again   !!!!!!!!  //    !!!!!!!!   here is it where we have to break inheritance again   !!!!!!!!
# Line 326  class DataSource_Generic extends DesignP Line 349  class DataSource_Generic extends DesignP
349                  //$this->_locator->_datasource_type = $query[datasource];                  //$this->_locator->_datasource_type = $query[datasource];
350                  //$locator[_datasource_type] = $query[datasource];                  //$locator[_datasource_type] = $query[datasource];
351                                    
352          /**
353           * <!-- Autodia -->
354           * can do: (this is metadata supplied for Autodia, don't delete!)
355           *  $this->_locator = new DataSource_Locator()
356           *
357           */
358    
359                  // build master locator                  // build master locator
360                  $this->_locator = php::mkComponent('DataSource::Locator', $locator, array( datasource_type => $query[datasource] ) );                  $this->_locator = php::mkComponent('DataSource::Locator', $locator, array( datasource_type => $query[datasource] ) );
361                  //exit;                  //exit;
# Line 372  class DataSource_Generic extends DesignP Line 402  class DataSource_Generic extends DesignP
402  //exit;  //exit;
403    
404    
405        /**
406         * <!-- Autodia -->
407         * can do: (this is metadata supplied for Autodia, don't delete!)
408         *  $proxy = new DesignPattern_RemoteProxy()
409         *
410         */
411    
412    
413      // --- Proxy selector/dispatcher ...      // --- Proxy selector/dispatcher ...
414            
415      switch ($this->_locator->_datasource_type) {      switch ($this->_locator->_datasource_type) {
# Line 467  class DataSource_Generic extends DesignP Line 505  class DataSource_Generic extends DesignP
505        // $this->create_handler();        // $this->create_handler();
506    
507    
508          /**
509           * <!-- Autodia -->
510           * can do: (this is metadata supplied for Autodia, don't delete!)
511           *  $adapter = new DataSource_Adapter_phpHtmlLib_DataListSource()
512           *
513           */
514    
515        // V1:        // V1:
516        //$this->create_adapter($adapter_module, $this->function, $this->arguments);        //$this->create_adapter($adapter_module, $this->function, $this->arguments);
517    
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