Changes between Version 2 and Version 3 of WikiMacros


Ignore:
Timestamp:
01/10/14 11:40:42 (11 years ago)
Author:
trac
Comment:

--

Legend:

Unmodified
Added
Removed
Modified
  • WikiMacros

    v2 v3  
    33[[PageOutline]] 
    44 
    5 Trac macros are plugins to extend the Trac engine with custom 'functions' written in Python. A macro inserts dynamic HTML data in any context supporting WikiFormatting. 
     5Trac macros are plugins to extend the Trac engine with custom 'functions' written in Python. A macro inserts dynamic HTML data in any context supporting WikiFormatting. Its syntax is `[[macro-name(optional-arguments)]]`. 
    66 
    7 Another kind of macros are WikiProcessors. They typically deal with alternate markup formats and representation of larger blocks of information (like source code highlighting). 
     7The WikiProcessors are another kind of macros. They typically deal with alternate markup formats and transformation of larger "blocks" of information (like source code highlighting). They are used for processing the multiline `{{{#!wiki-processor-name ... }}}` blocks. 
    88 
    99== Using Macros == 
     
    1414The list of available macros and the full help can be obtained using the !MacroList macro, as seen [#AvailableMacros below]. 
    1515 
    16 A brief list can be obtained via ![[MacroList(*)]] or ![[?]]. 
     16A brief list can be obtained via `[[MacroList(*)]]` or `[[?]]`. 
    1717 
    18 Detailed help on a specific macro can be obtained by passing it as an argument to !MacroList, e.g. ![[MacroList(MacroList)]], or, more conveniently, by appending a question mark (?) to the macro's name, like in ![[MacroList?]]. 
     18Detailed help on a specific macro can be obtained by passing it as an argument to !MacroList, e.g. `[[MacroList(MacroList)]]`, or, more conveniently, by appending a question mark (`?`) to the macro's name, like in `[[MacroList?]]`. 
    1919 
    2020 
     
    4848  }}} 
    4949}}} 
    50 {{{#!td style="padding-left: 2em; font-size: 80%" 
    51 [[?]] 
     50{{{#!td style="padding-left: 2em" 
     51{{{#!html  
     52<div style="font-size: 80%" class="trac-macrolist"> 
     53<h3><code>[[Image]]</code></h3>Embed an image in wiki-formatted text. 
     54 
     55The first argument is the file … 
     56<h3><code>[[InterTrac]]</code></h3>Provide a list of known <a class="wiki" href="/wiki/InterTrac">InterTrac</a> prefixes. 
     57<h3><code>[[InterWiki]]</code></h3>Provide a description list for the known <a class="wiki" href="/wiki/InterWiki">InterWiki</a> prefixes. 
     58<h3><code>[[KnownMimeTypes]]</code></h3>List all known mime-types which can be used as <a class="wiki" href="/wiki/WikiProcessors">WikiProcessors</a>. 
     59Can be …</div> 
     60}}} 
     61etc. 
    5262}}} 
    5363 
     
    138148For example, when writing: 
    139149{{{ 
    140 {{{#!HelloWorld style="polite" 
     150{{{#!HelloWorld style="polite" -silent verbose 
    141151<Hello World!> 
    142152}}} 
     
    150160One should get: 
    151161{{{ 
    152 Hello World, text = <Hello World!> , args = {'style': u'polite'} 
     162Hello World, text = <Hello World!> , args = {'style': u'polite', 'silent': False, 'verbose': True} 
    153163Hello World, text = <Hello World!> , args = {} 
    154164Hello World, text = <Hello World!> , args = None 
     
    161171{{{ 
    162172#!python 
    163     text = "whatever wiki markup you want, even containing other macros" 
    164     # Convert Wiki markup to HTML, new style 
    165     out = StringIO() 
    166     Formatter(self.env, formatter.context).format(text, out) 
    167     return Markup(out.getvalue()) 
     173from genshi.core import Markup 
     174from trac.wiki.macros import WikiMacroBase 
     175from trac.wiki import Formatter 
     176import StringIO 
     177 
     178class HelloWorldMacro(WikiMacroBase): 
     179        def expand_macro(self, formatter, name, text, args): 
     180                text = "whatever '''wiki''' markup you want, even containing other macros" 
     181                # Convert Wiki markup to HTML, new style 
     182                out = StringIO.StringIO() 
     183                Formatter(self.env, formatter.context).format(text, out) 
     184                return Markup(out.getvalue()) 
    168185}}}