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[git.ikiwiki.info.git] / doc / plugins / po.mdwn

diff --git a/doc/plugins/po.mdwn b/doc/plugins/po.mdwn
index 7165015ab5f8ba201090cfeb73ddfb0b9ba9132a..b7c1582ca4e1348cef265f06ddbf0579389772c4 100644 (file)
--- a/doc/plugins/po.mdwn
+++ b/doc/plugins/po.mdwn
@@ -5,6 +5,8 @@ This plugin adds support for multi-lingual wikis, translated with
 gettext, using [po4a](http://po4a.alioth.debian.org/).
 
 It depends on the Perl `Locale::Po4a::Po` library (`apt-get install po4a`).
 gettext, using [po4a](http://po4a.alioth.debian.org/).
 
 It depends on the Perl `Locale::Po4a::Po` library (`apt-get install po4a`).

+As detailed bellow in the security section, `po4a` is subject to
+denial-of-service attacks before version 0.35.

 
 [[!toc levels=2]]
 
 
 [[!toc levels=2]]
 


@@ -47,15 +49,15 @@ Supported languages
 `po_master_language` is used to set the "master" language in
 `ikiwiki.setup`, such as:
 
 `po_master_language` is used to set the "master" language in
 `ikiwiki.setup`, such as:
 

-        po_master_language => { 'code' => 'en', 'name' => 'English' }
+        po_master_language: en|English

 
 `po_slave_languages` is used to set the list of supported "slave"
 languages, such as:
 
 
 `po_slave_languages` is used to set the list of supported "slave"
 languages, such as:
 

-        po_slave_languages => { 'fr' => 'Français',
-                                'es' => 'Castellano',
-                                'de' => 'Deutsch',
-        }
+        po_slave_languages:
+         - fr|Français
+         - es|Español
+         - de|Deutsch

 
 Decide which pages are translatable
 -----------------------------------
 
 Decide which pages are translatable
 -----------------------------------


@@ -70,17 +72,19 @@ worry about excluding them explicitly from this [[ikiwiki/PageSpec]].
 Internal links
 --------------
 
 Internal links
 --------------
 

+### Links targets
+

 The `po_link_to` option in `ikiwiki.setup` is used to decide how
 internal links should be generated, depending on web server features
 and site-specific preferences.
 
 The `po_link_to` option in `ikiwiki.setup` is used to decide how
 internal links should be generated, depending on web server features
 and site-specific preferences.
 

-### Default linking behavior
+#### Default linking behavior

 
 If `po_link_to` is unset, or set to `default`, ikiwiki's default
 linking behavior is preserved: `\[[destpage]]` links to the master
 language's page.
 
 
 If `po_link_to` is unset, or set to `default`, ikiwiki's default
 linking behavior is preserved: `\[[destpage]]` links to the master
 language's page.
 

-### Link to current language
+#### Link to current language

 
 If `po_link_to` is set to `current`, `\[[destpage]]` links to the
 `destpage`'s version written in the current page's language, if
 
 If `po_link_to` is set to `current`, `\[[destpage]]` links to the
 `destpage`'s version written in the current page's language, if


@@ -89,7 +93,7 @@ available, *i.e.*:
 * `foo/destpage/index.LL.html` if `usedirs` is enabled
 * `foo/destpage.LL.html` if `usedirs` is disabled
 
 * `foo/destpage/index.LL.html` if `usedirs` is enabled
 * `foo/destpage.LL.html` if `usedirs` is disabled
 

-### Link to negotiated language
+#### Link to negotiated language

 
 If `po_link_to` is set to `negotiated`, `\[[page]]` links to the
 negotiated preferred language, *i.e.* `foo/page/`.
 
 If `po_link_to` is set to `negotiated`, `\[[page]]` links to the
 negotiated preferred language, *i.e.* `foo/page/`.


@@ -102,7 +106,6 @@ negotiated preferred language, *i.e.* `foo/page/`.
 * if the web server does not support Content Negotiation, setting
   `po_link_to` to `negotiated` will produce a unusable website.
 
 * if the web server does not support Content Negotiation, setting
   `po_link_to` to `negotiated` will produce a unusable website.
 

-

 Server support
 ==============
 
 Server support
 ==============
 


@@ -111,23 +114,28 @@ Apache
 
 Using Apache `mod_negotiation` makes it really easy to have Apache
 serve any page in the client's preferred language, if available.
 
 Using Apache `mod_negotiation` makes it really easy to have Apache
 serve any page in the client's preferred language, if available.

-This is the default Debian Apache configuration.

 
 

-When `usedirs` is enabled, one has to set `DirectoryIndex index` for
-the wiki context.
+Add 'Options MultiViews' to the wiki directory's configuration in Apache.
+
+When `usedirs` is enabled, you should also set `DirectoryIndex index`.
+
+These settings are also recommended, in order to avoid serving up rss files
+as index pages:

 
 

-Setting `DefaultLanguage LL` (replace `LL` with your default MIME
-language code) for the wiki context can help to ensure
-`bla/page/index.en.html` is served as `Content-Language: LL`.
+       AddType application/rss+xml;qs=0.8 .rss
+       AddType application/atom+xml;qs=0.8 .atom
+
+For details, see [Apache's documentation](http://httpd.apache.org/docs/2.2/content-negotiation.html).

 
 lighttpd
 --------
 
 
 lighttpd
 --------
 

-lighttpd unfortunately does not support content negotiation.
+Recent versions of lighttpd should be able to use
+`$HTTP["language"]` to configure the translated pages to be served.

 
 

-**FIXME**: does `mod_magnet` provide the functionality needed to
- emulate this?
+See [Lighttpd Issue](http://redmine.lighttpd.net/issues/show/1119)

 
 

+TODO: Example

 
 Usage
 =====
 
 Usage
 =====


@@ -142,29 +150,17 @@ the wiki homepage.
 The `ISTRANSLATION` and `ISTRANSLATABLE` variables can be used to
 display things only on translatable or translation pages.
 
 The `ISTRANSLATION` and `ISTRANSLATABLE` variables can be used to
 display things only on translatable or translation pages.
 

+The `LANG_CODE` and `LANG_NAME` variables can respectively be used to
+display the current page's language code and pretty name.
+

 ### Display page's versions in other languages
 
 The `OTHERLANGUAGES` loop provides ways to display other languages'
 versions of the same page, and the translations' status.
 
 ### Display page's versions in other languages
 
 The `OTHERLANGUAGES` loop provides ways to display other languages'
 versions of the same page, and the translations' status.
 

-One typically adds the following code to `templates/page.tmpl`:
-
-       <TMPL_IF NAME="OTHERLANGUAGES">
-       <div id="otherlanguages">
-         <ul>
-         <TMPL_LOOP NAME="OTHERLANGUAGES">
-           <li>
-             <a href="<TMPL_VAR NAME="URL">"><TMPL_VAR NAME="LANGUAGE"></a>
-             <TMPL_UNLESS NAME="MASTER">
-               (<TMPL_VAR NAME="PERCENT">&nbsp;%)
-             </TMPL_UNLESS>
-           </li>
-         </TMPL_LOOP>
-         </ul>
-       </div>
-       </TMPL_IF>
-
-The following variables are available inside the loop (for every page in):
+An example of its use can be found in the default
+`templates/page.tmpl`. In case you want to customize it, the following
+variables are available inside the loop (for every page in):

 
 * `URL` - url to the page
 * `CODE` - two-letters language code
 
 * `URL` - url to the page
 * `CODE` - two-letters language code


@@ -175,15 +171,8 @@ The following variables are available inside the loop (for every page in):
 ### Display the current translation status
 
 The `PERCENTTRANSLATED` variable is set to the translation
 ### Display the current translation status
 
 The `PERCENTTRANSLATED` variable is set to the translation

-completeness, expressed in percent, on "slave" pages.
-
-One can use it this way:
-
-       <TMPL_IF NAME="ISTRANSLATION">
-       <div id="percenttranslated">
-         <TMPL_VAR NAME="PERCENTTRANSLATED">
-       </div>
-       </TMPL_IF>
+completeness, expressed in percent, on "slave" pages. It is used by
+the default `templates/page.tmpl`.

 
 Additional PageSpec tests
 -------------------------
 
 Additional PageSpec tests
 -------------------------


@@ -213,7 +202,7 @@ enabled, "slave" pages therefore link to the "master" page's
 discussion page.
 
 Likewise, "slave" pages are not supposed to have sub-pages;
 discussion page.
 
 Likewise, "slave" pages are not supposed to have sub-pages;

-[[WikiLinks|wikilink]] that appear on a "slave" page therefore link to
+[[WikiLinks|ikiwiki/wikilink]] that appear on a "slave" page therefore link to

 the master page's sub-pages.
 
 Translating
 the master page's sub-pages.
 
 Translating


@@ -228,81 +217,44 @@ preferred `$EDITOR`, without needing to be online.
 Markup languages support
 ------------------------
 
 Markup languages support
 ------------------------
 

-Markdown is well supported. Some other markup languages supported by
-ikiwiki mostly work, but some pieces of syntax are not rendered
-correctly on the slave pages:
+[[Markdown|mdwn]] and [[html]] are well supported. Some other markup
+languages supported by ikiwiki mostly work, but some pieces of syntax
+are not rendered correctly on the slave pages:

 
 * [[reStructuredText|rst]]: anonymous hyperlinks and internal
   cross-references
 * [[wikitext]]: conversion of newlines to paragraphs
 * [[creole]]: verbatim text is wrapped, tables are broken
 
 * [[reStructuredText|rst]]: anonymous hyperlinks and internal
   cross-references
 * [[wikitext]]: conversion of newlines to paragraphs
 * [[creole]]: verbatim text is wrapped, tables are broken

-* [[html]] and LaTeX: not supported yet; the dedicated po4a modules
-  could be used to support them, but they would need a security audit
+* LaTeX: not supported yet; the dedicated po4a module
+  could be used to support it, but it would need a security audit

 * other markup languages have not been tested.
 
 * other markup languages have not been tested.
 

+Renaming a page
+---------------
+
+A translatable page may be renamed using the web interface and the
+[[rename plugin|plugins/rename]], or using the VCS directly; in
+the latter case, *both* the "master" page and every corresponding
+`.po` file must be renamed in the same commit.
+

 Security
 ========
 
 Security
 ========
 

-[[./security]] contains a detailed security analysis of this plugin
+[[po/discussion]] contains a detailed security analysis of this plugin

 and its dependencies.
 
 When using po4a older than 0.35, it is recommended to uninstall
 `Text::WrapI18N` (Debian package `libtext-wrapi18n-perl`), in order to
 avoid a potential denial of service.
 
 and its dependencies.
 
 When using po4a older than 0.35, it is recommended to uninstall
 `Text::WrapI18N` (Debian package `libtext-wrapi18n-perl`), in order to
 avoid a potential denial of service.
 

-TODO
+BUGS

 ====
 
 ====
 

-Better links
-------------
-
-### Page title in links
-
-Using the fix to
-[[bugs/pagetitle_function_does_not_respect_meta_titles]] from
-[[intrigeri]]'s `meta` branch, the generated links' text is based on
-the page titles set with the [[meta|plugins/meta]] plugin. This has to
-be merged into ikiwiki upstream, though.
+[[!inline pages="bugs/po:* and !bugs/done and !link(bugs/done) and !bugs/*/*"
+feeds=no actions=no archive=yes show=0]]

 
 

-Robustness tests
-----------------
-
-### Enabling/disabling the plugin
-
-* enabling the plugin with `po_translatable_pages` set to blacklist: **OK**
-* enabling the plugin with `po_translatable_pages` set to whitelist: **OK**
-* enabling the plugin without `po_translatable_pages` set: **OK**
-* disabling the plugin: **OK**
-
-### Changing the plugin config
-
-* adding existing pages to `po_translatable_pages`: **OK**
-* removing existing pages from `po_translatable_pages`: **OK**
-* adding a language to `po_slave_languages`: **OK**
-* removing a language from `po_slave_languages`: **OK**
-* changing `po_master_language`: **OK**
-* replacing `po_master_language` with a language previously part of
-  `po_slave_languages`: needs two rebuilds, but **OK** (this is quite
-  a perverse test actually)
-
-### Creating/deleting/renaming pages
-
-All cases of master/slave page creation/deletion/rename, both via RCS
-and via CGI, have been tested.
-
-### Misc
-
-* general test with `usedirs` disabled: **OK**
-* general test with `indexpages` enabled: **not OK**
-* general test with `po_link_to=default` with `userdirs` enabled: **OK**
-* general test with `po_link_to=default` with `userdirs` disabled: **OK**
-
-Misc. bugs
-----------
-
-Documentation
--------------
+TODO
+====

 
 

-Maybe write separate documentation depending on the people it targets:
-translators, wiki administrators, hackers. This plugin may be complex
-enough to deserve this.
+[[!inline pages="todo/po:* and !todo/done and !link(todo/done) and !todo/*/*"
+feeds=no actions=no archive=yes show=0]]