| 34,7 → 34,7 |
|---|
| will be replaced by the value of the last variable. This allows nested |
| substitutions, as well as substitution of a variable which is followed |
| by an alphanumeric character. |
| <br/>Example: if the variable $(emph)i$emphend has value $(emph)3$emphend |
| <br>Example: if the variable $(emph)i$emphend has value $(emph)3$emphend |
| and the variable $(emph)alpha3beta$emphend has value $(emph)pi$emphend, |
| the string<pre>3*$$(alpha$$(i)beta)*x</pre> |
| will become<pre>3*pi*x</pre> |
| 54,12 → 54,12 |
|---|
| of the pair of brackets substituted then evaluated to a real number value whose |
| precision depends on the value of $emph print_precision$emphend. |
| This value will replace the whole thing |
| together with the leading $emph$$$emphend. <br/> |
| together with the leading $emph$$$emphend. <br> |
| It can be used for array subscripts. |
| <br/>Example: if the variable $(emph)i$emphend has value $(emph)3$emphend |
| and the variables <br/> |
| $(emph)a1$emphend has value $(emph)3$emphend and <br/> |
| $(emph)a2$emphend has value $(emph)pi$emphend, <br/> |
| <br>Example: if the variable $(emph)i$emphend has value $(emph)3$emphend |
| and the variables <br> |
| $(emph)a1$emphend has value $(emph)3$emphend and <br> |
| $(emph)a2$emphend has value $(emph)pi$emphend, <br> |
| then the string<pre> |
| $$(a$$[$$i-1])*x+$$(a$$[$$i-2])</pre>will become<pre> |
| pi*x+3</pre>after substitution. |
| 71,7 → 71,7 |
|---|
| </li> |
| </ul> |
| |
| <hr/> |
| <hr> |
| <h4>Reserved variable names</h4> |
| |
| The following names are reserved for their special meanings. They should not be |
| 85,10 → 85,10 |
|---|
| $emph$i$emphend, |
| !next i |
| are reserved for special parameter passed by the user. A module's variable |
| processing file or phtml file can read but cannot set them. <br/> |
| processing file or phtml file can read but cannot set them. <br> |
| Refer to the section $emph$title_structure$emphend for the meaning of |
| these variables. |
| </li><li>The variable $emph no_name$emphend has a special use: <br/> |
| </li><li>The variable $emph no_name$emphend has a special use: <br> |
| Parameters in the user query string with no name (for example when the |
| coordinate of a mappable image is passed this way to the http server) will |
| be registered under this variable. For this reason, it should not be used |
| 117,10 → 117,10 |
|---|
| $table_tr<td>$emph module_maintainer_address$emphend</td><td>e-mail address of the maintainer</td></tr> |
| $table_tr<td>$emph module_copyright$emphend</td><td>copyright notice of the module</td></tr> |
| $table_tr<td>$emph module_version$emphend</td><td>current version of the module</td></tr> |
| $table_tr<td>$emph module_wims_version$emphend</td><td>minimal wims version required<br/> |
| $table_tr<td>$emph module_wims_version$emphend</td><td>minimal wims version required<br> |
| to run this module</td></tr> |
| $table_tr<td>$emph module_language$emphend</td><td>language of the module<br/>(en, fr, de, or ...)</td></tr> |
| $table_tr<td>$emph module_category$emphend</td><td>category of the module<br/> |
| $table_tr<td>$emph module_language$emphend</td><td>language of the module<br>(en, fr, de, or ...)</td></tr> |
| $table_tr<td>$emph module_category$emphend</td><td>category of the module<br> |
| (exercise, tool, course, pedia, recreation, adm, other)</td></tr> |
| $table_tr<td>$emph module_level$emphend</td><td>level of the module</td></tr> |
| $table_tr<td>$emph module_domain$emphend</td><td>algebra, analysis, geometry, ...</td></tr> |
| 137,7 → 137,7 |
|---|
| </li><li>Some environment variables setup by httpd are readable by wims |
| modules under names starting with $emph httpd_$emphend. For example, the |
| environment variable $emph REMOTE_HOST$emphend becomes |
| $emph httpd_REMOTE_HOST$emphend under wims. <br/> |
| $emph httpd_REMOTE_HOST$emphend under wims. <br> |
| Please refer to httpd protocol specifications for details of such variables. |
| </li><li>All variable names starting with $emph ins_$emphend, $emph |
| insplot_$emphend, $emph instex_$emphend will have special meanings for the |