(r12) InterwikiPlugin < TWiki

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---+!! Interwiki Plugin

The <nop>%TOPIC% links ==ExternalSite:Page== text to external sites based on aliases defined in the %TWIKIWEB%.InterWikis topic. This plugin is inspired by <nop>UseMod Wiki's inter-wiki links, http://www.usemod.com/cgi-bin/wiki.pl?InterWiki.

%TOC%

---++ Syntax Rules

   * Enter ==ExternalSite:Page== to create a link that points to the ==Page== on the ==ExternalSite== server.
   * Enter ==[<nop>[ExternalSite:Page][any label]]== to specify a custom label.
   * All ==ExternalSite== aliases are defined in the %TWIKIWEB%.InterWikis topic.
   * Add and edit aliases in %TWIKIWEB%.InterWikis.
   * Each entry must be of format: <br /> ==| External site alias | URL | Tooltip help text |==.
   * Site aliases must start with an upper case letter and may contain alphanumeric letters.
   * The URL and Tooltip Text may contain optional ==$page== variables; the variable gets expanded to the page name.
   * %H% For TWiki sites, both the *web* and the *topic* have to be specified: ==<nop>TWikisite:Webname/<nop>SomePage==
      * TWiki:Plugins/InterwikiPlugin or TWiki:Plugins.InterwikiPlugin

---++ <nop>%TOPIC% Settings

Plugin settings are stored as Preferences variables. To reference
a plugin setting write ==%<nop>&lt;plugin&gt;_&lt;setting&gt;%==, for example, ==%<nop>INTERWIKIPLUGIN_SHORTDESCRIPTION%==

   * One-line description, shown in the %TWIKIWEB%.TextFormattingRules topic:
      * Set SHORTDESCRIPTION = Link ==ExternalSite:Page== text to external sites based on aliases defined in a rules topic

   * Link rules topic name: (default is %TWIKIWEB%.InterWikis)
      * Set RULESTOPIC = 

   * Inter-link format, with variables:
     | $site | Site alias |
     | $page | Page (part after colon) |
     | $url | Site URL (might contain $page) |
     | $label | Equal to $site:$page |
     | $tooltip | Tooltip message |
      * Set INTERLINKFORMAT = <a href="$url" title="$tooltip" class="interwikiLink"><noautolink>$label</noautolink></a>

---++ Plugin Installation Instructions

%X% *NOTE:* This Plugin is included in the TWiki distribution package. You do not need to install it unless you want to upgrade to a newer version.

   * *Download* the ZIP file from the TWiki:Plugins web (see below)
   * *Unzip* ==%TOPIC%.zip== in your TWiki installation directory. Content:
     | *File:* | *Description:* |
     | ==data/TWiki/%TOPIC%.txt== | Plugin topic |
     | ==data/TWiki/InterWikis.txt== | Link rules topic for inter-site links |
     | ==lib/TWiki/Plugins/%TOPIC%.pm== | Plugin Perl module |
   * *Test:* If the Plugin is correctly installed, this Wiki:InterWiki link should point to http://c2.com/cgi/wiki?InterWiki topic - try it out.

---++ Plugin Info

|  Plugin Author: | TWiki:Main.AndreaSterbini, TWiki:Main.PeterThoeny |
|  Copyright: | &copy; 2001-2007, Andrea Sterbini, Peter Thoeny ([[http://www.twiki.net/][TWIKI.NET]]), %TWIKIWEB%.TWikiContributor |
|  License: | GPL ([[http://www.gnu.org/copyleft/gpl.html][GNU General Public License]]) |
|  Plugin Version: | 03 Aug 2008 17302 (04 Aug 2008) |
|  Change History: | <!-- versions below in reverse order -->&nbsp; |
|  03 Aug 2008: | TWiki 4.2.1 release version |
|  22 Jan 2008: | TWiki 4.2.0 release version |
|  25 Nov 2007: | 15752 - TWikibug:Item5006 - Renamed Bugs rule to TWikibug rule (PTh) |
|  13 Aug 2007: | 14545 - TWikibug:Item4451 - Added Bugs: rule (TWiki:Main.CrawfordCurrie) |
|  11 Aug 2007: | 14538 - Fixed broken ISBN link (TWiki:Main.PeterThoeny) |
|  08 Nov 2006: | 11935 - Added css =class="interwikiLink"= (TWiki:Main.PeterThoeny) |
|  07 Nov 2006: | 11924 - Added INTERLINKFORMAT; removed redundant SUPPRESSTOOLTIP; allow @ signs in page part of interwiki link; support single digit page part (TWiki:Main.PeterThoeny) |
|  26 Feb 2005: | 1.008 TWiki:Main.CrawfordCurrie cleaned up code and made Dakar-ready |
|  25 Aug 2004: | 1.005 TWiki:Main.PeterThoeny updated InterWikis link rules (no code change) |
|  09 Mar 2004: | Internal changes: Use only official TWiki::Func Plugin API; for increased speed, moved Interwiki link handling from outsidePREHandler to startRenderingHandler |
|  16 Feb 2004: | Support =[<nop>[Site:Page][label]]= Interwiki links (PTh); use TWiki::Func interface for <nop>I18N regular expressions (Walter Mundt) |
|  18 Jan 2003: | Allow number sign =#= in Page name (PTh) |
|  31 Aug 2002: | Allow percent sign =%= in page name (PTh) |
|  27 Jul 2001: | Allow numbers =0-9= in site name |
|  26 Jul 2001: | Fixed alternating missed link bug due to greedy $postfixPattern (fix by Richard Donkin) |
|  14 Jul 2001: | Changed to plug & play |
|  16 Jun 2001: | Made tooltips optional; prevent ==Module::Sub== type of link |
|  12 Jun 2001: | Added optional tool tips (IE only); added the link rules topic name variable; added flexible link patterns; optional ==$page== in URL |
|  10 Jun 2001: | Changed rules topic to table-based syntax |
|  20 Feb 2001: | TWiki:Main.AndreaSterbini, TWiki:Main.PeterThoeny - Initial version |
|  CPAN Dependencies: | none |
|  Other Dependencies: | none |
|  Perl Version: | 5.0 |
|  [[TWiki:Plugins/Benchmark][Benchmarks]]: | %TWIKIWEB%.GoodStyle 100%, %TWIKIWEB%.FormattedSearch 98%, %TOPIC% 98% |
|  Plugin Home: | http://TWiki.org/cgi-bin/view/Plugins/%TOPIC% |
|  Feedback: | http://TWiki.org/cgi-bin/view/Plugins/%TOPIC%Dev |
|  Appraisal: | http://TWiki.org/cgi-bin/view/Plugins/%TOPIC%Appraisal |

__Related Topics:__ %TWIKIWEB%.TWikiPlugins, %TWIKIWEB%.DeveloperDocumentationCategory, %TWIKIWEB%.AdminDocumentationCategory, %TWIKIWEB%.TWikiPreferences, %TWIKIWEB%.InterWikis

-- TWiki:Main.PeterThoeny - 25 Nov 2007
Topic revision: r12 - 2007-08-12 - PeterThoeny
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