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test.sqlite3 | ||
TODO |
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## 1.2.1, released 2009-10-28 | ||
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* more options for vimeo filter | ||
* switch to gemcutter | ||
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## 1.2.0, released 2009-09-26 | ||
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* link filter now uses Rails' link discovery engine. Closes: <http://github.com/dejan/auto_html/issues#issue/2> and <http://github.com/dejan/auto_html/issues#issue/3> if Rails 2.3+ is in use. | ||
* added dailymotion filter | ||
* added sanitize filter | ||
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## 1.1.2, released 2009-09-24 | ||
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* link filter fix. Closes: <http://github.com/dejan/auto_html/issues#issue/2> | ||
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## 1.1.1, released 2009-09-06 | ||
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* test_helper fix | ||
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## 1.1.0, released 2009-09-05 | ||
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* Plugin gemified | ||
* AutoHtmlFor.options[:htmlized_attribute_suffix] is now AutoHtmlFor.auto_html_for_options[:htmlized_attribute_suffix]. Closes gh-1 | ||
* Removed deezer filter since deezer.com no longer provides sharing of this kind | ||
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## 1.0.0 | ||
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* Stuff described here: <http://www.elctech.com/projects/auto_html-plugin> | ||
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auto_html | ||
========= | ||
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Rails plugin for transforming urls to appropriate resource (image, link, YouTube, Vimeo video,...). Check out the [live demo](http://auto-html.rors.org). | ||
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## Synopsis | ||
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auto_html plugin is the perfect choice if you don't want to bother visitors with rich HTML editor or markup code, but you still want to allow them to embed video, images, links and more on your site, purely by pasting URL. | ||
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Let's say you have model Comment with attribute body. Create another column in table Comments called body_html. Now have something like this: | ||
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class Comment < ActiveRecord::Base | ||
auto_html_for :body do | ||
html_escape | ||
image | ||
youtube(:width => 400, :height => 250) | ||
link :target => "_blank", :rel => "nofollow" | ||
simple_format | ||
end | ||
end | ||
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... and you'll have this behaviour: | ||
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Comment.create(:body => 'Hey check out this cool video: http://www.youtube.com/watch?v=WdsGihou8J4') | ||
=> #<Comment id: 123, body: 'Hey check out this cool video: http://www.youtube.com/watch?v=WdsGihou8J4', body_html: '<p>Hey check out this cool video: <object height="250" width="400"><param name="movie" value="http://www.youtube.com/v/WdsGihou8J4" /><param name="wmode" value="transparent" /><embed src="http://www.youtube.com/v/WdsGihou8J4" type="application/x-shockwave-flash" height="250" wmode="transparent" width="400"></embed></object></p>'> | ||
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Note that order of invoking filters is important, ie. you want html_escape as first and link amongst last, so that it doesn't transform youtube URL to plain link. | ||
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Now all you have to do is to display it in template without escaping, since plugin took care of that: | ||
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<% for comment in @comments %> | ||
<li><%= comment.body_html %></li> | ||
<% end %> | ||
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If you need to display preview, no problem. Have something like this as action in your controller: | ||
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def preview | ||
comment = Comment.new(params[:comment]) | ||
comment.auto_html_prepare | ||
render :text => comment.body_html | ||
end | ||
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Plugin is highly customizable, and you can easily create new filters that will transform user input any way you like. For instance, this is the image filter that comes bundled with plugin: | ||
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AutoHtml.add_filter(:image) do |text| | ||
text.gsub(/http:\/\/.+\.(jpg|jpeg|bmp|gif|png)(\?\S+)?/i) do |match| | ||
%|<img src="#{match}" alt=""/>| | ||
end | ||
end | ||
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## Bundled filters | ||
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For filter list and options they support check: http://github.com/dejan/auto_html/tree/master/lib/auto_html/filters | ||
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## Install | ||
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### Important note on versions | ||
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As from version 1.2.0 auto_html uses Rails' engine for discovering links. There are some bugs with that engine in versions under Rails 2.3.2. so it's recommended you use auto_html 1.1.2 in that case, since internal engine is used in that version. | ||
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for Rails <= 2.3.1 use auto_html 1.1.2 | ||
for Rails >= 2.3.2 use auto_html 1.2.1 | ||
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### As a gem | ||
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To enable the library in your Rails 2.1 (or greater) project, use the gem configuration method in "config/environment.rb" | ||
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Rails::Initializer.run do |config| | ||
config.gem 'auto_html', :version => '~> 1.2.1' | ||
end | ||
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### As a Rails plugin | ||
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script/plugin install git://github.com/dejan/auto_html.git | ||
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## Links | ||
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* http://auto-html.rors.org | ||
* http://www.elctech.com/projects/auto_html-plugin | ||
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## Credits | ||
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Author: [Dejan Simic](http://github.com/dejan) | ||
Contributor: [Claudio Perez Gamayo](http://github.com/crossblaim) |
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