/[cvs]/nfo/php/libs/org.netfrag.glib/DataSource/Locator.php
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revision 1.13 by joko, Tue Mar 11 02:04:37 2003 UTC revision 1.31 by joko, Fri Mar 28 06:46:00 2003 UTC
# Line 24  Line 24 
24   * $Id$   * $Id$
25   *   *
26   * $Log$   * $Log$
27     * Revision 1.31  2003/03/28 06:46:00  joko
28     * new helper: 'function get_call'
29     *
30     * Revision 1.30  2003/03/28 03:02:50  joko
31     * propagating parameters for rpc-debugging and options here
32     *
33     * Revision 1.29  2003/03/18 02:01:47  joko
34     * minor update (mungling with phpDocumentor again)
35     *
36     * Revision 1.28  2003/03/18 01:52:33  joko
37     * minor update (mungling with phpDocumentor again)
38     *
39     * Revision 1.27  2003/03/11 16:44:59  joko
40     * + fixed metadata for phpDocumentor
41     *
42     * Revision 1.26  2003/03/11 16:41:47  joko
43     * + fixed metadata for phpDocumentor
44     *
45     * Revision 1.25  2003/03/11 16:28:25  joko
46     * + fixed metadata for phpDocumentor
47     *
48     * Revision 1.24  2003/03/11 04:49:25  joko
49     * + fixed metadata for phpDocumentor
50     *
51     * Revision 1.23  2003/03/11 04:15:01  joko
52     * + fixed metadata for phpDocumentor
53     *
54     * Revision 1.22  2003/03/11 04:03:54  joko
55     * + fixed metadata for phpDocumentor
56     *
57     * Revision 1.21  2003/03/11 03:23:36  joko
58     * + fixed metadata for phpDocumentor
59     *
60     * Revision 1.20  2003/03/11 03:17:37  joko
61     * + fixed metadata for phpDocumentor
62     *
63     * Revision 1.19  2003/03/11 03:05:01  joko
64     * + fixed metadata for phpDocumentor
65     *
66     * Revision 1.18  2003/03/11 02:42:51  joko
67     * + fixed metadata for phpDocumentor
68     *
69     * Revision 1.17  2003/03/11 02:34:55  joko
70     * + fixed metadata for phpDocumentor
71     *
72     * Revision 1.16  2003/03/11 02:28:12  joko
73     * + fixed metadata for phpDocumentor
74     *
75     * Revision 1.15  2003/03/11 02:23:03  joko
76     * + fixed metadata for phpDocumentor
77     *
78     * Revision 1.14  2003/03/11 02:14:24  joko
79     * + fixed metadata for phpDocumentor
80     *
81   * Revision 1.13  2003/03/11 02:04:37  joko   * Revision 1.13  2003/03/11 02:04:37  joko
82   * + fixed metadata for phpDocumentor   * + fixed metadata for phpDocumentor
83   *   *
# Line 73  Line 127 
127   * <b>Modes:</b> (these are proposals, more or less...)   * <b>Modes:</b> (these are proposals, more or less...)
128   * o Pass-Through-Reference: php Object will get passed through all layers   * o Pass-Through-Reference: php Object will get passed through all layers
129   * o Pass-Through-Memory: reference to a memory area will get used   * o Pass-Through-Memory: reference to a memory area will get used
130   * + Build-Locator: build locator from datasource-type and adapter-type   * + (x) Build-Locator: build locator from datasource-type and adapter-type
131   * o Use-Locator: directly use DataSource::Locator instance passed in   * o Use-Locator: directly use DataSource::Locator instance passed in
132   * o Merge-Locators: merge metadata of two or more DataSource::Locator instances   * o Merge-Locators: merge metadata of two or more DataSource::Locator instances
133   * o Build-AutoLocator: use global constants making up our metadata   * o Build-AutoLocator: use global constants making up our metadata
# Line 95  Line 149 
149   * o names of global constants where to find these informations   * o names of global constants where to find these informations
150   * o datasource-type ('rpc|csv-file|...') <-> datasource-family ('orm|rdbms|odbms')   * o datasource-type ('rpc|csv-file|...') <-> datasource-family ('orm|rdbms|odbms')
151   *   *
152   * <b>It can do</b>   * <b>It can do:</b>
153   * - builds a larger locator from a minimum of information passed in via constructor-arguments   * - builds a larger locator from a minimum of information passed in via constructor-arguments
154   * - direct fallback mode to some predefined constant names if locator is empty and above method fails   * - direct fallback mode to some predefined constant names if locator is empty and above method fails
155   * - direct fallback mode to some predefined values if just *everything* fails   * - direct fallback mode to some predefined values if just *everything* fails
# Line 104  Line 158 
158   *   *
159   * Pass an array holding "locator metadata" to the constructor.   * Pass an array holding "locator metadata" to the constructor.
160   * This module takes care of the rest.   * This module takes care of the rest.
  *  
161   * Pass an array to the constructor: (e.g.)   * Pass an array to the constructor: (e.g.)
162   *   *
163   *  1. for doing rpc-calls....   * <pre>
164   *    <code>   *    // 1. for doing rpc-calls....
165   *    $locator = array(   *    $locator = array(
166   *      datasource_type => 'rpc',   *      datasource_type => 'rpc',
167   *      [adapter_type => 'phpHtmlLib',]   *      [adapter_type => 'phpHtmlLib',]
# Line 116  Line 169 
169   *    );   *    );
170   *    $source = ne w DataSource::Generic($locator);   *    $source = ne w DataSource::Generic($locator);
171   *    $this->set_data_source( &$source );   *    $this->set_data_source( &$source );
172   *    </code>   * </pre>
173   *   * <pre>
174   *  2. [proposal] for common/oldschool datahandles....   *    // 2. [proposal] for common/oldschool datahandles....
  *    <code>  
175   *    $locator = array(   *    $locator = array(
176   *      dsn => 'known dsn markup',   *      dsn => 'known dsn markup',
177   *    );   *    );
178   *    $source = ne w DataSource::Generic($locator);   *    $source = ne w DataSource::Generic($locator);
179   *    $this->set_data_source( &$source );   *    $this->set_data_source( &$source );
180   *    </code>   * </pre>
181   *   *
182   *   *
183   *   *
# Line 144  Line 196 
196  class DataSource_Locator {  class DataSource_Locator {
197    
198    /**    /**
199      * This var holds the locator metadata hash      * This var holds the locator metadata hash,
200        *
201      * which is built from some predefined rules      * which is built from some predefined rules
202      * using metadata from $_options and some      * using metadata from $_options and some
203      * other presets.      * other presets.
204      *      *
205      * @see build, which acts as a dispatcher      * See {@link build}, which acts as a dispatcher
206      * depending on $_options[datasource].      * depending on $_options[datasource]. <br>
207      * (main dispatching level)      * (main dispatching level)
208      *      *
209      * <pre>      * <br>
     * The structure of a full blown locator looks like this:  
210      *      *
211        * The structure of a full blown locator looks like this:
212      * <code>      * <code>
213      *  $locator = array(      *  $locator = array(
214      *    type => '<your type specifying the datasource-type>',      *    type => '<your type specifying the datasource-type>',
# Line 184  class DataSource_Locator { Line 237  class DataSource_Locator {
237      *    )      *    )
238      *  );      *  );
239      * </code>      * </code>
     * </pre>  
240      *      *
241      * @deprecated      * @deprecated
242      *      *
# Line 319  class DataSource_Locator { Line 371  class DataSource_Locator {
371    
372      function &get_metadata() {      function &get_metadata() {
373          //return ($this->_out);          //return ($this->_out);
374            //print Dumper($this->_metadata);
375          return $this->_metadata;          return $this->_metadata;
376      }      }
377    
# Line 327  class DataSource_Locator { Line 380  class DataSource_Locator {
380            
381      // trace      // trace
382        //print Dumper($this);        //print Dumper($this);
383        
384      $good = 0;      $good = 0;
385      switch ($this->_datasource_type) {      switch ($this->_datasource_type) {
386        case 'rpc':        case 'rpc':
# Line 339  class DataSource_Locator { Line 392  class DataSource_Locator {
392            //package => 'DesignPattern::RemoteProxy',            //package => 'DesignPattern::RemoteProxy',
393            Host => RPC_HOSTNAME,            Host => RPC_HOSTNAME,
394            Port => RPC_PORT,            Port => RPC_PORT,
395              DEBUG => defined('RPC_DEBUG') ? RPC_DEBUG : null,
396              TRACE => defined('RPC_TRACE') ? RPC_TRACE : null,
397              DISCONNECT_ON_ERROR => defined('RPC_DISCONNECT_ON_ERROR') ? RPC_DISCONNECT_ON_ERROR : null,
398          );          );
399          $good = 1;          $good = 1;
400          break;          break;
# Line 376  class DataSource_Locator { Line 432  class DataSource_Locator {
432      return 1;      return 1;
433    }    }
434    
435          function get_call() {
436        return array(
437          method => $this->_call[_method],
438          args => $this->_call[_arguments],
439        );
440      }
441    
442  }  }
443    
444  ?>  ?>
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