/[cvs]/nfo/php/libs/org.netfrag.glib/DataSource/Locator.php
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revision 1.20 by joko, Tue Mar 11 03:17:37 2003 UTC revision 1.32 by joko, Fri Apr 4 21:21:16 2003 UTC
# Line 24  Line 24 
24   * $Id$   * $Id$
25   *   *
26   * $Log$   * $Log$
27     * Revision 1.32  2003/04/04 21:21:16  joko
28     * new attributes in locator hash for rpc-connections: USER and PASS
29     *
30     * Revision 1.31  2003/03/28 06:46:00  joko
31     * new helper: 'function get_call'
32     *
33     * Revision 1.30  2003/03/28 03:02:50  joko
34     * propagating parameters for rpc-debugging and options here
35     *
36     * Revision 1.29  2003/03/18 02:01:47  joko
37     * minor update (mungling with phpDocumentor again)
38     *
39     * Revision 1.28  2003/03/18 01:52:33  joko
40     * minor update (mungling with phpDocumentor again)
41     *
42     * Revision 1.27  2003/03/11 16:44:59  joko
43     * + fixed metadata for phpDocumentor
44     *
45     * Revision 1.26  2003/03/11 16:41:47  joko
46     * + fixed metadata for phpDocumentor
47     *
48     * Revision 1.25  2003/03/11 16:28:25  joko
49     * + fixed metadata for phpDocumentor
50     *
51     * Revision 1.24  2003/03/11 04:49:25  joko
52     * + fixed metadata for phpDocumentor
53     *
54     * Revision 1.23  2003/03/11 04:15:01  joko
55     * + fixed metadata for phpDocumentor
56     *
57     * Revision 1.22  2003/03/11 04:03:54  joko
58     * + fixed metadata for phpDocumentor
59     *
60     * Revision 1.21  2003/03/11 03:23:36  joko
61     * + fixed metadata for phpDocumentor
62     *
63   * Revision 1.20  2003/03/11 03:17:37  joko   * Revision 1.20  2003/03/11 03:17:37  joko
64   * + fixed metadata for phpDocumentor   * + fixed metadata for phpDocumentor
65   *   *
# Line 91  Line 127 
127  /**  /**
128   * It helps DataSource::Generic working in different "operation modes".   * It helps DataSource::Generic working in different "operation modes".
129   *   *
  * <p>  
130   * <b>Modes:</b> (these are proposals, more or less...)   * <b>Modes:</b> (these are proposals, more or less...)
131   * o Pass-Through-Reference: php Object will get passed through all layers   * o Pass-Through-Reference: php Object will get passed through all layers
132   * o Pass-Through-Memory: reference to a memory area will get used   * o Pass-Through-Memory: reference to a memory area will get used
133   * + Build-Locator: build locator from datasource-type and adapter-type   * + (x) Build-Locator: build locator from datasource-type and adapter-type
134   * o Use-Locator: directly use DataSource::Locator instance passed in   * o Use-Locator: directly use DataSource::Locator instance passed in
135   * o Merge-Locators: merge metadata of two or more DataSource::Locator instances   * o Merge-Locators: merge metadata of two or more DataSource::Locator instances
136   * o Build-AutoLocator: use global constants making up our metadata   * o Build-AutoLocator: use global constants making up our metadata
  * </p>  
137   *   *
138   * <b>It can/should contain:</b>   * <b>It can/should contain:</b>
139   * (flexible, just some parameters are required for each operation mode)   * (flexible, just some parameters are required for each operation mode)
# Line 129  Line 163 
163   * This module takes care of the rest.   * This module takes care of the rest.
164   * Pass an array to the constructor: (e.g.)   * Pass an array to the constructor: (e.g.)
165   *   *
166   * 1. for doing rpc-calls....   * <pre>
167   * <code>   *    // 1. for doing rpc-calls....
168   *    $locator = array(   *    $locator = array(
169   *      datasource_type => 'rpc',   *      datasource_type => 'rpc',
170   *      [adapter_type => 'phpHtmlLib',]   *      [adapter_type => 'phpHtmlLib',]
# Line 138  Line 172 
172   *    );   *    );
173   *    $source = ne w DataSource::Generic($locator);   *    $source = ne w DataSource::Generic($locator);
174   *    $this->set_data_source( &$source );   *    $this->set_data_source( &$source );
175   * </code>   * </pre>
176   *   * <pre>
177   *  2. [proposal] for common/oldschool datahandles....   *    // 2. [proposal] for common/oldschool datahandles....
  * <code>  
178   *    $locator = array(   *    $locator = array(
179   *      dsn => 'known dsn markup',   *      dsn => 'known dsn markup',
180   *    );   *    );
181   *    $source = ne w DataSource::Generic($locator);   *    $source = ne w DataSource::Generic($locator);
182   *    $this->set_data_source( &$source );   *    $this->set_data_source( &$source );
183   * </code>   * </pre>
184   *   *
185   *   *
186   *   *
# Line 176  class DataSource_Locator { Line 209  class DataSource_Locator {
209      * depending on $_options[datasource]. <br>      * depending on $_options[datasource]. <br>
210      * (main dispatching level)      * (main dispatching level)
211      *      *
212      * The structure of a full blown locator looks like this:      * <br>
213      *      *
214      * <code><pre>      * The structure of a full blown locator looks like this:
215        * <code>
216      *  $locator = array(      *  $locator = array(
217      *    type => '<your type specifying the datasource-type>',      *    type => '<your type specifying the datasource-type>',
218      *    metadata => array(      *    metadata => array(
# Line 186  class DataSource_Locator { Line 220  class DataSource_Locator {
220      *    ),      *    ),
221      *    [dsn => '<your dsn markup>'],      *    [dsn => '<your dsn markup>'],
222      *  );      *  );
223      * </pre></code>      * </code>
224      *      *
225      * Example 1 - data is inside a rdbms, using a dsn to connect to it:      * Example 1 - data is inside a rdbms, using a dsn to connect to it:
226      * <pre><code>      * <code>
227      *  $locator = array(      *  $locator = array(
228      *    dsn => 'mysql://username:password@localhost/database',      *    dsn => 'mysql://username:password@localhost/database',
229      *  );      *  );
230      * </code></pre>      * </code>
231      *      *
232      * Example 2 - data is inside an odbms, reachable by doing remote procedure calls (rpc):      * Example 2 - data is inside an odbms, reachable by doing remote procedure calls (rpc):
233      * <code>      * <code>
# Line 340  class DataSource_Locator { Line 374  class DataSource_Locator {
374    
375      function &get_metadata() {      function &get_metadata() {
376          //return ($this->_out);          //return ($this->_out);
377            //print Dumper($this->_metadata);
378          return $this->_metadata;          return $this->_metadata;
379      }      }
380    
381    
382    function build( ) {    function build( ) {
383    
384        //print "locator - build!<br/>";
385            
386      // trace      // trace
387        //print Dumper($this);        //print Dumper($this);
388        
389      $good = 0;      $good = 0;
390      switch ($this->_datasource_type) {      switch ($this->_datasource_type) {
391          
392          // TODO: dispatch Host, Port, User and Pass by transport here!!!
393        case 'rpc':        case 'rpc':
394          // get rpc connection information from global constants          // get rpc connection information from global constants
395          $metadata = array(          $metadata = array(
# Line 358  class DataSource_Locator { Line 397  class DataSource_Locator {
397            //package => 'DataSource::Proxy::XMLRPC',            //package => 'DataSource::Proxy::XMLRPC',
398            //package => 'DataSource::Generic',            //package => 'DataSource::Generic',
399            //package => 'DesignPattern::RemoteProxy',            //package => 'DesignPattern::RemoteProxy',
400            Host => RPC_HOSTNAME,            'Host' => RPC_HOSTNAME,
401            Port => RPC_PORT,            'Port' => RPC_PORT,
402              'DEBUG' => constants::get('RPC_DEBUG'),
403              'TRACE' => constants::get('RPC_TRACE'),
404              'DISCONNECT_ON_ERROR' => constants::get('RPC_DISCONNECT_ON_ERROR'),
405              // FIXME!!! 'ws_admin' is hardcoded here!!!
406              'USER' => $_SESSION[ws_admin][user],
407              'PASS' => $_SESSION[ws_admin][pass],
408          );          );
409          $good = 1;          $good = 1;
410          break;          break;
411      }      }
412            
413      if ($good) {      if ($good) {
414    
415          //print Dumper($metadata);
416                
417        // V1:        // V1:
418        /*        /*
# Line 397  class DataSource_Locator { Line 444  class DataSource_Locator {
444      return 1;      return 1;
445    }    }
446    
447          function get_call() {
448        return array(
449          method => $this->_call[_method],
450          args => $this->_call[_arguments],
451        );
452      }
453    
454  }  }
455    
456  ?>  ?>
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