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| 7 | is an internet server system designed for mathematical and other educational purposes. |
7 | is an internet server system designed for mathematical and other educational purposes. |
| 8 | <p> |
8 | <p> |
| 9 | 9 | ||
| 10 | The Wims server is composed of a kernel program which is a cgi program |
10 | The Wims server is composed of a kernel program which is a cgi program |
| 11 | (wims.cgi), plus various activity units called ``modules''. |
11 | (wims.cgi), plus various activity units called ``modules''. |
| 12 | <p> |
12 | </p><p> |
| 13 | The client accesses the server via a http request to wims.cgi, with |
13 | The client accesses the server via a http request to wims.cgi, with |
| 14 | parameters specifying the name of the module to request, the type of the |
14 | parameters specifying the name of the module to request, the type of the |
| 15 | request, and eventually parameters for the module. Upon request, wims.cgi |
15 | request, and eventually parameters for the module. Upon request, wims.cgi |
| 16 | processes the requested module, passing the user parameters to it, and sends |
16 | processes the requested module, passing the user parameters to it, and sends |
| 17 | the result returned by the module back to the client. |
17 | the result returned by the module back to the client. |
| 18 | <p> |
18 | </p><p> |
| 19 | A module may consist of a number of script files grouped in one directory. |
19 | A module may consist of a number of script files grouped in one directory. |
| 20 | These scripts are written in a special scripting language recognizable |
20 | These scripts are written in a special scripting language recognizable |
| 21 | by wims.cgi. |
21 | by wims.cgi. |
| 22 | <p> |
22 | </p><p> |
| 23 | The script language contains also commands which allow it to call external |
23 | The script language contains also commands which allow it to call external |
| 24 | programs (especially various mathematical softwares) to make sophisticated |
24 | programs (especially various mathematical softwares) to make sophisticated |
| 25 | computations. Such commands are processed by wims.cgi and sent through |
25 | computations. Such commands are processed by wims.cgi and sent through |
| 26 | interface programs which filters the request, checks for security breaches, |
26 | interface programs which filters the request, checks for security breaches, |
| 27 | and sends back a filtered output. |
27 | and sends back a filtered output. |
| - | 28 | </p> |
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| - | 29 | ||
| 28 | 30 | ||