X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/486f460132434db1eaff92dcadb265011f394bf1..f621761b0cf761904e875bc0d2f84a9d38e47ddc:/doc/plugins/parentlinks.mdwn diff --git a/doc/plugins/parentlinks.mdwn b/doc/plugins/parentlinks.mdwn index 15c032838..ef262a30c 100644 --- a/doc/plugins/parentlinks.mdwn +++ b/doc/plugins/parentlinks.mdwn @@ -1,113 +1,5 @@ -[[!template id=plugin name=pedigree author="intrigeri"]] -[[!tag type/useful]] +[[!template id=plugin name=parentlinks core=1 author="[[intrigeri]]"]] +[[!tag type/link]] -This plugin offers a `HTML::Template` loop that iterates over all or -a subset of a page's parents, providing a few bonus possibilities, -such as styling the parent links depending on their place in the path. -One can think of pedigree as "`PARENTLINKS` on steroids". - -[[!toc ]] - -Content -======= - -This plugin provides one template loop, called `PEDIGREE`, that -returns the same parents list as `PARENTLINKS` would; as a bonus, -every path element returned by the `PEDIGREE` loop has the following -variables set: - -* `URL` (string): url to the current path element -* `PAGE` (string): title of the current path element -* `DEPTH` (positive integer): depth of the path leading to the - current path element, counting from the wiki's root, which has - `DEPTH=0` -* `HEIGHT` (positive integer): distance, expressed in path elements, - from the current page to the current path element; e.g. this is - 1 for the current page's mother, 2 for its grand-mother, etc. -* `DEPTH_n` (boolean): true if, and only if, `DEPTH==n` -* `HEIGHT_n` (boolean): true if, and only if, `HEIGHT==n` - -Usage -===== - -The `DEPTH_n` and `HEIGHT_n` variables allow the template writer to -skip arbitrary elements in the parents list: they are arbitrary -page-range selectors. - -The `DEPTH` and `HEIGHT` variables allow the template writer to apply -general treatment, depending on one of these variables, to *every* -parent: they are counters. - -Styling parents depending on their depth ----------------------------------------- - -Say you want the parent links to be styled depending on their depth in -the path going from the wiki root to the current page; just add the -following lines in `page.tmpl`: - - - " class="depth"> - - / - - -Then write the appropriate CSS bits for `a.depth1`, etc. - -Skip some parents, style the others depending on their distance to the current page ------------------------------------------------------------------------------------ - -Say you want to display all the parents links but the wiki homepage, -styled depending on their distance to the current page; just add the -following lines in `page.tmpl`: - - - - - " class="height"> - - / - - -Then write the appropriate CSS bits for `a.height1`, etc. - -Full-blown example ------------------- - -Let's have a look at a more complicated example; combining the boolean -loop variables provided by this plugin (`IS_ROOT` and friends) and -`HTML::Template` flow control structures, you can have custom HTML -and/or CSS generated for some special path components; e.g.: - - -
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- "> -
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- "> -
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- - - - +This plugin generates the links to a page's parents that typically appear +at the top of a wiki page.