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* $Id$ |
* $Id$ |
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* |
* |
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* $Log$ |
* $Log$ |
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* Revision 1.16 2003/03/11 02:28:12 joko |
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* + fixed metadata for phpDocumentor |
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* |
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* Revision 1.15 2003/03/11 02:23:03 joko |
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* + fixed metadata for phpDocumentor |
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* |
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* Revision 1.14 2003/03/11 02:14:24 joko |
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* + fixed metadata for phpDocumentor |
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* |
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* Revision 1.13 2003/03/11 02:04:37 joko |
* Revision 1.13 2003/03/11 02:04:37 joko |
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* + fixed metadata for phpDocumentor |
* + fixed metadata for phpDocumentor |
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* |
* |
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* o names of global constants where to find these informations |
* o names of global constants where to find these informations |
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* o datasource-type ('rpc|csv-file|...') <-> datasource-family ('orm|rdbms|odbms') |
* o datasource-type ('rpc|csv-file|...') <-> datasource-family ('orm|rdbms|odbms') |
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* |
* |
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* <b>It can do</b> |
* <b>It can do:</b> |
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* - 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 |
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* - 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 |
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* - direct fallback mode to some predefined values if just *everything* fails |
* - direct fallback mode to some predefined values if just *everything* fails |
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* |
* |
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* Pass an array to the constructor: (e.g.) |
* Pass an array to the constructor: (e.g.) |
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* |
* |
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|
* <p> |
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* 1. for doing rpc-calls.... |
* 1. for doing rpc-calls.... |
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* <code> |
* <code> |
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* $locator = array( |
* $locator = array( |
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* $source = ne w DataSource::Generic($locator); |
* $source = ne w DataSource::Generic($locator); |
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* $this->set_data_source( &$source ); |
* $this->set_data_source( &$source ); |
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* </code> |
* </code> |
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|
* </p> |
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* |
* |
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* |
* |
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* |
* |
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class DataSource_Locator { |
class DataSource_Locator { |
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|
|
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/** |
/** |
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* This var holds the locator metadata hash |
* This var holds the locator metadata hash, |
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|
* |
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* which is built from some predefined rules |
* which is built from some predefined rules |
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* using metadata from $_options and some |
* using metadata from $_options and some |
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* other presets. |
* other presets. |
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* |
* |
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* @see build, which acts as a dispatcher |
* @see build, which acts as a dispatcher |
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* depending on $_options[datasource]. |
* depending on $_options[datasource]. (main dispatching level) |
|
* (main dispatching level) |
|
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* |
* |
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* <pre> |
* <pre> |
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* The structure of a full blown locator looks like this: |
* The structure of a full blown locator looks like this: |