Upgraded will_paginate.

This commit is contained in:
benni 2011-05-11 12:31:17 +02:00
parent eab16e337e
commit b1a700ab5d
48 changed files with 4 additions and 3356 deletions

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@ -7,7 +7,8 @@ gem 'mysql'
gem "fastercsv"
gem "prawn", '<=0.6.3'
gem 'haml', '>=2.0.6'
#gem 'routing-filter'
gem "will_paginate", "~> 3.0.pre2"
group :development do
gem 'annotate'

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@ -79,6 +79,7 @@ GEM
treetop (1.4.9)
polyglot (>= 0.3.1)
tzinfo (0.3.27)
will_paginate (3.0.pre2)
PLATFORMS
ruby
@ -92,3 +93,4 @@ DEPENDENCIES
mysql
prawn (<= 0.6.3)
rails (= 3.0.7)
will_paginate (~> 3.0.pre2)

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@ -1,4 +0,0 @@
/doc
/rails
*.gem
/coverage

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@ -1,49 +0,0 @@
CHANGELOG
LICENSE
README.rdoc
Rakefile
examples
examples/apple-circle.gif
examples/index.haml
examples/index.html
examples/pagination.css
examples/pagination.sass
init.rb
lib
lib/will_paginate
lib/will_paginate.rb
lib/will_paginate/array.rb
lib/will_paginate/collection.rb
lib/will_paginate/core_ext.rb
lib/will_paginate/finder.rb
lib/will_paginate/named_scope.rb
lib/will_paginate/named_scope_patch.rb
lib/will_paginate/version.rb
lib/will_paginate/view_helpers.rb
test
test/boot.rb
test/collection_test.rb
test/console
test/database.yml
test/finder_test.rb
test/fixtures
test/fixtures/admin.rb
test/fixtures/developer.rb
test/fixtures/developers_projects.yml
test/fixtures/project.rb
test/fixtures/projects.yml
test/fixtures/replies.yml
test/fixtures/reply.rb
test/fixtures/schema.rb
test/fixtures/topic.rb
test/fixtures/topics.yml
test/fixtures/user.rb
test/fixtures/users.yml
test/helper.rb
test/lib
test/lib/activerecord_test_case.rb
test/lib/activerecord_test_connector.rb
test/lib/load_fixtures.rb
test/lib/view_test_process.rb
test/tasks.rake
test/view_test.rb

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@ -1,94 +0,0 @@
== master
* Rename :prev_label to :previous_label for consistency. Old name still
functions, but it's deprecated
* ActiveRecord 2.1: remove :include from count query when tables are not
referenced in :conditions
== 2.3.2, released 2008-05-16
* Fixed LinkRenderer#stringified_merge by removing "return" from iterator block
* Ensure that 'href' values in pagination links are escaped URLs
== 2.3.1, released 2008-05-04
* Fixed page numbers not showing with custom routes and implicit first page
* Try to use Hanna for documentation (falls back to default RDoc template if not)
== 2.3.0, released 2008-04-29
* Changed LinkRenderer to receive collection, options and reference to view template NOT in
constructor, but with the #prepare method. This is a step towards supporting passing of
LinkRenderer (or subclass) instances that may be preconfigured in some way
* LinkRenderer now has #page_link and #page_span methods for easier customization of output in
subclasses
* Changed page_entries_info() method to adjust its output according to humanized class name of
collection items. Override this with :entry_name parameter (singular).
page_entries_info(@posts)
#-> "Displaying all 12 posts"
page_entries_info(@posts, :entry_name => 'item')
#-> "Displaying all 12 items"
== 2.2.3, released 2008-04-26
* will_paginate gem is no longer published on RubyForge, but on
gems.github.com:
gem sources -a http://gems.github.com/ (you only need to do this once)
gem install mislav-will_paginate
* extract reusable pagination testing stuff into WillPaginate::View
* rethink the page URL construction mechanizm to be more bulletproof when
combined with custom routing for page parameter
* test that anchor parameter can be used in pagination links
== 2.2.2, released 2008-04-21
* Add support for page parameter in custom routes like "/foo/page/2"
* Change output of "page_entries_info" on single-page collection and erraneous
output with empty collection as reported by Tim Chater
== 2.2.1, released 2008-04-08
* take less risky path when monkeypatching scope; fix that it no longer
requires ActiveRecord::VERSION
* use strings in "respond_to?" calls to work around a bug in acts_as_ferret
stable (ugh)
* add rake release task
== 2.2.0, released 2008-04-07
=== API changes
* Rename WillPaginate::Collection#page_count to "total_pages" for consistency.
If you implemented this interface, change your implementation accordingly.
* Remove old, deprecated style of calling Array#paginate as "paginate(page,
per_page)". If you want to specify :page, :per_page or :total_entries, use a
parameter hash.
* Rename LinkRenderer#url_options to "url_for" and drastically optimize it
=== View changes
* Added "prev_page" and "next_page" CSS classes on previous/next page buttons
* Add examples of pagination links styling in "examples/index.html"
* Change gap in pagination links from "..." to
"<span class="gap">&hellip;</span>".
* Add "paginated_section", a block helper that renders pagination both above and
below content in the block
* Add rel="prev|next|start" to page links
=== Other
* Add ability to opt-in for Rails 2.1 feature "scope" by calling
WillPaginate.enable_scope (tested in Rails 1.2.6 and 2.0.2)
* Support complex page parameters like "developers[page]"
* Move Array#paginate definition to will_paginate/array.rb. You can now easily
use pagination on arrays outside of Rails:
gem 'will_paginate'
require 'will_paginate/array'
* Add "paginated_each" method for iterating through every record by loading only
one page of records at the time
* Rails 2: Rescue from WillPaginate::InvalidPage error with 404 Not Found by
default

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@ -1,18 +0,0 @@
Copyright (c) 2007 PJ Hyett and Mislav Marohnić
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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@ -1,106 +0,0 @@
= WillPaginate
Pagination is just limiting the number of records displayed. Why should you let
it get in your way while developing, then? This plugin makes magic happen. Did
you ever want to be able to do just this on a model:
Post.paginate :page => 1, :order => 'created_at DESC'
... and then render the page links with a single view helper? Well, now you
can.
Some resources to get you started:
* {Installation instructions}[http://github.com/mislav/will_paginate/wikis/installation]
on {the wiki}[http://github.com/mislav/will_paginate/wikis]
* Your mind reels with questions? Join our
{Google group}[http://groups.google.com/group/will_paginate].
* {How to report bugs}[http://github.com/mislav/will_paginate/wikis/report-bugs]
== Example usage
Use a paginate finder in the controller:
@posts = Post.paginate_by_board_id @board.id, :page => params[:page], :order => 'updated_at DESC'
Yeah, +paginate+ works just like +find+ -- it just doesn't fetch all the
records. Don't forget to tell it which page you want, or it will complain!
Read more on WillPaginate::Finder::ClassMethods.
Render the posts in your view like you would normally do. When you need to render
pagination, just stick this in:
<%= will_paginate @posts %>
You're done. (You can find the option list at WillPaginate::ViewHelpers.)
How does it know how much items to fetch per page? It asks your model by calling
its <tt>per_page</tt> class method. You can define it like this:
class Post < ActiveRecord::Base
cattr_reader :per_page
@@per_page = 50
end
... or like this:
class Post < ActiveRecord::Base
def self.per_page
50
end
end
... or don't worry about it at all. WillPaginate defines it to be <b>30</b> by default.
But you can always specify the count explicitly when calling +paginate+:
@posts = Post.paginate :page => params[:page], :per_page => 50
The +paginate+ finder wraps the original finder and returns your resultset that now has
some new properties. You can use the collection as you would with any ActiveRecord
resultset. WillPaginate view helpers also need that object to be able to render pagination:
<ol>
<% for post in @posts -%>
<li>Render `post` in some nice way.</li>
<% end -%>
</ol>
<p>Now let's render us some pagination!</p>
<%= will_paginate @posts %>
More detailed documentation:
* WillPaginate::Finder::ClassMethods for pagination on your models;
* WillPaginate::ViewHelpers for your views.
== Authors and credits
Authors:: Mislav Marohnić, PJ Hyett
Original announcement:: http://errtheblog.com/post/929
Original PHP source:: http://www.strangerstudios.com/sandbox/pagination/diggstyle.php
All these people helped making will_paginate what it is now with their code
contributions or just simply awesome ideas:
Chris Wanstrath, Dr. Nic Williams, K. Adam Christensen, Mike Garey, Bence
Golda, Matt Aimonetti, Charles Brian Quinn, Desi McAdam, James Coglan, Matijs
van Zuijlen, Maria, Brendan Ribera, Todd Willey, Bryan Helmkamp, Jan Berkel,
Lourens Naudé, Rick Olson, Russell Norris, Piotr Usewicz, Chris Eppstein.
== Usable pagination in the UI
There are some CSS styles to get you started in the "examples/" directory. They
are {showcased online here}[http://mislav.caboo.se/static/will_paginate/].
More reading about pagination as design pattern:
* {Pagination 101}[http://kurafire.net/log/archive/2007/06/22/pagination-101]
* {Pagination gallery}[http://www.smashingmagazine.com/2007/11/16/pagination-gallery-examples-and-good-practices/]
* {Pagination on Yahoo Design Pattern Library}[http://developer.yahoo.com/ypatterns/parent.php?pattern=pagination]
Want to discuss, request features, ask questions? Join the
{Google group}[http://groups.google.com/group/will_paginate].

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@ -1,62 +0,0 @@
require 'rubygems'
begin
hanna_dir = '/Users/mislav/Projects/Hanna/lib'
$:.unshift hanna_dir if File.exists? hanna_dir
require 'hanna/rdoctask'
rescue LoadError
require 'rake'
require 'rake/rdoctask'
end
load 'test/tasks.rake'
desc 'Default: run unit tests.'
task :default => :test
desc 'Generate RDoc documentation for the will_paginate plugin.'
Rake::RDocTask.new(:rdoc) do |rdoc|
rdoc.rdoc_files.include('README.rdoc', 'LICENSE', 'CHANGELOG.rdoc').
include('lib/**/*.rb').
exclude('lib/will_paginate/scope*').
exclude('lib/will_paginate/array.rb').
exclude('lib/will_paginate/version.rb')
rdoc.main = "README.rdoc" # page to start on
rdoc.title = "will_paginate documentation"
rdoc.rdoc_dir = 'doc' # rdoc output folder
rdoc.options << '--inline-source' << '--charset=UTF-8'
rdoc.options << '--webcvs=http://github.com/mislav/will_paginate/tree/master/'
end
desc %{Update ".manifest" with the latest list of project filenames. Respect\
.gitignore by excluding everything that git ignores. Update `files` and\
`test_files` arrays in "*.gemspec" file if it's present.}
task :manifest do
list = Dir['**/*'].sort
spec_file = Dir['*.gemspec'].first
list -= [spec_file] if spec_file
File.read('.gitignore').each_line do |glob|
glob = glob.chomp.sub(/^\//, '')
list -= Dir[glob]
list -= Dir["#{glob}/**/*"] if File.directory?(glob) and !File.symlink?(glob)
puts "excluding #{glob}"
end
if spec_file
spec = File.read spec_file
spec.gsub! /^(\s* s.(test_)?files \s* = \s* )( \[ [^\]]* \] | %w\( [^)]* \) )/mx do
assignment = $1
bunch = $2 ? list.grep(/^test\//) : list
'%s%%w(%s)' % [assignment, bunch.join(' ')]
end
File.open(spec_file, 'w') {|f| f << spec }
end
File.open('.manifest', 'w') {|f| f << list.join("\n") }
end
task :examples do
%x(haml examples/index.haml examples/index.html)
%x(sass examples/pagination.sass examples/pagination.css)
end

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!!!
%html
%head
%title Samples of pagination styling for will_paginate
%link{ :rel => 'stylesheet', :type => 'text/css', :href => 'pagination.css' }
%style{ :type => 'text/css' }
:sass
html
:margin 0
:padding 0
:background #999
:font normal 76% "Lucida Grande", Verdana, Helvetica, sans-serif
body
:margin 2em
:padding 2em
:border 2px solid gray
:background white
:color #222
h1
:font-size 2em
:font-weight normal
:margin 0 0 1em 0
h2
:font-size 1.4em
:margin 1em 0 .5em 0
pre
:font-size 13px
:font-family Monaco, "DejaVu Sans Mono", "Bitstream Vera Mono", "Courier New", monospace
- pagination = '<span class="disabled prev_page">&laquo; Previous</span> <span class="current">1</span> <a href="./?page=2" rel="next">2</a> <a href="./?page=3">3</a> <a href="./?page=4">4</a> <a href="./?page=5">5</a> <a href="./?page=6">6</a> <a href="./?page=7">7</a> <a href="./?page=8">8</a> <a href="./?page=9">9</a> <span class="gap">&hellip;</span> <a href="./?page=29">29</a> <a href="./?page=30">30</a> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>'
- pagination_no_page_links = '<span class="disabled prev_page">&laquo; Previous</span> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>'
%body
%h1 Samples of pagination styling for will_paginate
%p
Find these styles in <b>"examples/pagination.css"</b> of <i>will_paginate</i> library.
There is a Sass version of it for all you sassy people.
%p
Read about good rules for pagination:
%a{ :href => 'http://kurafire.net/log/archive/2007/06/22/pagination-101' } Pagination 101
%p
%em Warning:
page links below don't lead anywhere (so don't click on them).
%h2 Unstyled pagination <span style="font-weight:normal">(<i>ewww!</i>)</span>
%div= pagination
%h2 Digg.com
.digg_pagination= pagination
%h2 Digg-style, no page links
.digg_pagination= pagination_no_page_links
%p Code that renders this:
%pre= '<code>%s</code>' % %[<%= will_paginate @posts, :page_links => false %>].gsub('<', '&lt;').gsub('>', '&gt;')
%h2 Digg-style, extra content
.digg_pagination
.page_info Displaying entries <b>1&nbsp;-&nbsp;6</b> of <b>180</b> in total
= pagination
%p Code that renders this:
%pre= '<code>%s</code>' % %[<div class="digg_pagination">\n <div clas="page_info">\n <%= page_entries_info @posts %>\n </div>\n <%= will_paginate @posts, :container => false %>\n</div>].gsub('<', '&lt;').gsub('>', '&gt;')
%h2 Apple.com store
.apple_pagination= pagination
%h2 Flickr.com
.flickr_pagination
= pagination
.page_info (118 photos)

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
</html>
<head>
<title>Samples of pagination styling for will_paginate</title>
<link href='pagination.css' rel='stylesheet' type='text/css' />
<style type='text/css'>
html {
margin: 0;
padding: 0;
background: #999;
font: normal 76% "Lucida Grande", Verdana, Helvetica, sans-serif; }
body {
margin: 2em;
padding: 2em;
border: 2px solid gray;
background: white;
color: #222; }
h1 {
font-size: 2em;
font-weight: normal;
margin: 0 0 1em 0; }
h2 {
font-size: 1.4em;
margin: 1em 0 .5em 0; }
pre {
font-size: 13px;
font-family: Monaco, "DejaVu Sans Mono", "Bitstream Vera Mono", "Courier New", monospace; }
</style>
</head>
<body>
<h1>Samples of pagination styling for will_paginate</h1>
<p>
Find these styles in <b>"examples/pagination.css"</b> of <i>will_paginate</i> library.
There is a Sass version of it for all you sassy people.
</p>
<p>
Read about good rules for pagination:
<a href='http://kurafire.net/log/archive/2007/06/22/pagination-101'>Pagination 101</a>
</p>
<p>
<em>Warning:</em>
page links below don't lead anywhere (so don't click on them).
</p>
<h2>
Unstyled pagination <span style="font-weight:normal">(<i>ewww!</i>)</span>
</h2>
<div>
<span class="disabled prev_page">&laquo; Previous</span> <span class="current">1</span> <a href="./?page=2" rel="next">2</a> <a href="./?page=3">3</a> <a href="./?page=4">4</a> <a href="./?page=5">5</a> <a href="./?page=6">6</a> <a href="./?page=7">7</a> <a href="./?page=8">8</a> <a href="./?page=9">9</a> <span class="gap">&hellip;</span> <a href="./?page=29">29</a> <a href="./?page=30">30</a> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>
</div>
<h2>Digg.com</h2>
<div class='digg_pagination'>
<span class="disabled prev_page">&laquo; Previous</span> <span class="current">1</span> <a href="./?page=2" rel="next">2</a> <a href="./?page=3">3</a> <a href="./?page=4">4</a> <a href="./?page=5">5</a> <a href="./?page=6">6</a> <a href="./?page=7">7</a> <a href="./?page=8">8</a> <a href="./?page=9">9</a> <span class="gap">&hellip;</span> <a href="./?page=29">29</a> <a href="./?page=30">30</a> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>
</div>
<h2>Digg-style, no page links</h2>
<div class='digg_pagination'>
<span class="disabled prev_page">&laquo; Previous</span> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>
</div>
<p>Code that renders this:</p>
<pre>
<code>&lt;%= will_paginate @posts, :page_links =&gt; false %&gt;</code>
</pre>
<h2>Digg-style, extra content</h2>
<div class='digg_pagination'>
<div class='page_info'>
Displaying entries <b>1&nbsp;-&nbsp;6</b> of <b>180</b> in total
</div>
<span class="disabled prev_page">&laquo; Previous</span> <span class="current">1</span> <a href="./?page=2" rel="next">2</a> <a href="./?page=3">3</a> <a href="./?page=4">4</a> <a href="./?page=5">5</a> <a href="./?page=6">6</a> <a href="./?page=7">7</a> <a href="./?page=8">8</a> <a href="./?page=9">9</a> <span class="gap">&hellip;</span> <a href="./?page=29">29</a> <a href="./?page=30">30</a> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>
</div>
<p>Code that renders this:</p>
<pre>
<code>&lt;div class="digg_pagination"&gt;
&lt;div clas="page_info"&gt;
&lt;%= page_entries_info @posts %&gt;
&lt;/div&gt;
&lt;%= will_paginate @posts, :container =&gt; false %&gt;
&lt;/div&gt;</code>
</pre>
<h2>Apple.com store</h2>
<div class='apple_pagination'>
<span class="disabled prev_page">&laquo; Previous</span> <span class="current">1</span> <a href="./?page=2" rel="next">2</a> <a href="./?page=3">3</a> <a href="./?page=4">4</a> <a href="./?page=5">5</a> <a href="./?page=6">6</a> <a href="./?page=7">7</a> <a href="./?page=8">8</a> <a href="./?page=9">9</a> <span class="gap">&hellip;</span> <a href="./?page=29">29</a> <a href="./?page=30">30</a> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>
</div>
<h2>Flickr.com</h2>
<div class='flickr_pagination'>
<span class="disabled prev_page">&laquo; Previous</span> <span class="current">1</span> <a href="./?page=2" rel="next">2</a> <a href="./?page=3">3</a> <a href="./?page=4">4</a> <a href="./?page=5">5</a> <a href="./?page=6">6</a> <a href="./?page=7">7</a> <a href="./?page=8">8</a> <a href="./?page=9">9</a> <span class="gap">&hellip;</span> <a href="./?page=29">29</a> <a href="./?page=30">30</a> <a href="./?page=2" rel="next" class="next_page">Next &raquo;</a>
<div class='page_info'>(118 photos)</div>
</div>
</body>

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.digg_pagination {
background: white;
/* self-clearing method: */ }
.digg_pagination a, .digg_pagination span {
padding: .2em .5em;
display: block;
float: left;
margin-right: 1px; }
.digg_pagination span.disabled {
color: #999;
border: 1px solid #DDD; }
.digg_pagination span.current {
font-weight: bold;
background: #2E6AB1;
color: white;
border: 1px solid #2E6AB1; }
.digg_pagination a {
text-decoration: none;
color: #105CB6;
border: 1px solid #9AAFE5; }
.digg_pagination a:hover, .digg_pagination a:focus {
color: #003;
border-color: #003; }
.digg_pagination .page_info {
background: #2E6AB1;
color: white;
padding: .4em .6em;
width: 22em;
margin-bottom: .3em;
text-align: center; }
.digg_pagination .page_info b {
color: #003;
background: #6aa6ed;
padding: .1em .25em; }
.digg_pagination:after {
content: ".";
display: block;
height: 0;
clear: both;
visibility: hidden; }
* html .digg_pagination {
height: 1%; }
*:first-child+html .digg_pagination {
overflow: hidden; }
.apple_pagination {
background: #F1F1F1;
border: 1px solid #E5E5E5;
text-align: center;
padding: 1em; }
.apple_pagination a, .apple_pagination span {
padding: .2em .3em; }
.apple_pagination span.disabled {
color: #AAA; }
.apple_pagination span.current {
font-weight: bold;
background: transparent url(apple-circle.gif) no-repeat 50% 50%; }
.apple_pagination a {
text-decoration: none;
color: black; }
.apple_pagination a:hover, .apple_pagination a:focus {
text-decoration: underline; }
.flickr_pagination {
text-align: center;
padding: .3em; }
.flickr_pagination a, .flickr_pagination span {
padding: .2em .5em; }
.flickr_pagination span.disabled {
color: #AAA; }
.flickr_pagination span.current {
font-weight: bold;
color: #FF0084; }
.flickr_pagination a {
border: 1px solid #DDDDDD;
color: #0063DC;
text-decoration: none; }
.flickr_pagination a:hover, .flickr_pagination a:focus {
border-color: #003366;
background: #0063DC;
color: white; }
.flickr_pagination .page_info {
color: #aaa;
padding-top: .8em; }
.flickr_pagination .prev_page, .flickr_pagination .next_page {
border-width: 2px; }
.flickr_pagination .prev_page {
margin-right: 1em; }
.flickr_pagination .next_page {
margin-left: 1em; }

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.digg_pagination
:background white
a, span
:padding .2em .5em
:display block
:float left
:margin-right 1px
span.disabled
:color #999
:border 1px solid #DDD
span.current
:font-weight bold
:background #2E6AB1
:color white
:border 1px solid #2E6AB1
a
:text-decoration none
:color #105CB6
:border 1px solid #9AAFE5
&:hover, &:focus
:color #003
:border-color #003
.page_info
:background #2E6AB1
:color white
:padding .4em .6em
:width 22em
:margin-bottom .3em
:text-align center
b
:color #003
:background = #2E6AB1 + 60
:padding .1em .25em
/* self-clearing method:
&:after
:content "."
:display block
:height 0
:clear both
:visibility hidden
* html &
:height 1%
*:first-child+html &
:overflow hidden
.apple_pagination
:background #F1F1F1
:border 1px solid #E5E5E5
:text-align center
:padding 1em
a, span
:padding .2em .3em
span.disabled
:color #AAA
span.current
:font-weight bold
:background transparent url(apple-circle.gif) no-repeat 50% 50%
a
:text-decoration none
:color black
&:hover, &:focus
:text-decoration underline
.flickr_pagination
:text-align center
:padding .3em
a, span
:padding .2em .5em
span.disabled
:color #AAA
span.current
:font-weight bold
:color #FF0084
a
:border 1px solid #DDDDDD
:color #0063DC
:text-decoration none
&:hover, &:focus
:border-color #003366
:background #0063DC
:color white
.page_info
:color #aaa
:padding-top .8em
.prev_page, .next_page
:border-width 2px
.prev_page
:margin-right 1em
.next_page
:margin-left 1em

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require 'will_paginate'

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require 'active_support'
# = You *will* paginate!
#
# First read about WillPaginate::Finder::ClassMethods, then see
# WillPaginate::ViewHelpers. The magical array you're handling in-between is
# WillPaginate::Collection.
#
# Happy paginating!
module WillPaginate
class << self
# shortcut for <tt>enable_actionpack</tt> and <tt>enable_activerecord</tt> combined
def enable
enable_actionpack
enable_activerecord
end
# hooks WillPaginate::ViewHelpers into ActionView::Base
def enable_actionpack
return if ActionView::Base.instance_methods.include? 'will_paginate'
require 'will_paginate/view_helpers'
ActionView::Base.send :include, ViewHelpers
if defined?(ActionController::Base) and ActionController::Base.respond_to? :rescue_responses
ActionController::Base.rescue_responses['WillPaginate::InvalidPage'] = :not_found
end
end
# hooks WillPaginate::Finder into ActiveRecord::Base and classes that deal
# with associations
def enable_activerecord
return if ActiveRecord::Base.respond_to? :paginate
require 'will_paginate/finder'
ActiveRecord::Base.send :include, Finder
# support pagination on associations
a = ActiveRecord::Associations
returning([ a::AssociationCollection ]) { |classes|
# detect http://dev.rubyonrails.org/changeset/9230
unless a::HasManyThroughAssociation.superclass == a::HasManyAssociation
classes << a::HasManyThroughAssociation
end
}.each do |klass|
klass.send :include, Finder::ClassMethods
klass.class_eval { alias_method_chain :method_missing, :paginate }
end
end
# Enable scope, a feature of Rails 2.1, even if you have older Rails
# (tested on Rails 2.0.2 and 1.2.6).
#
# You can pass +false+ for +patch+ parameter to skip monkeypatching
# *associations*. Use this if you feel that <tt>scope</tt> broke
# has_many, has_many :through or has_and_belongs_to_many associations in
# your app. By passing +false+, you can still use <tt>scope</tt> in
# your models, but not through associations.
def enable_scope(patch = true)
return if defined? ActiveRecord::NamedScope
require 'will_paginate/scope'
require 'will_paginate/scope_patch' if patch
ActiveRecord::Base.send :include, WillPaginate::NamedScope
end
end
module Deprecation # :nodoc:
extend ActiveSupport::Deprecation
def self.warn(message, callstack = caller)
message = 'WillPaginate: ' + message.strip.gsub(/\s+/, ' ')
behavior.call(message, callstack) if behavior && !silenced?
end
def self.silenced?
ActiveSupport::Deprecation.silenced?
end
end
end
if defined?(Rails) and defined?(ActiveRecord) and defined?(ActionController)
WillPaginate.enable
end

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require 'will_paginate/collection'
# http://www.desimcadam.com/archives/8
Array.class_eval do
def paginate(options = {})
raise ArgumentError, "parameter hash expected (got #{options.inspect})" unless Hash === options
WillPaginate::Collection.create(
options[:page] || 1,
options[:per_page] || 30,
options[:total_entries] || self.length
) { |pager|
pager.replace self[pager.offset, pager.per_page].to_a
}
end
end

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module WillPaginate
# = Invalid page number error
# This is an ArgumentError raised in case a page was requested that is either
# zero or negative number. You should decide how do deal with such errors in
# the controller.
#
# If you're using Rails 2, then this error will automatically get handled like
# 404 Not Found. The hook is in "will_paginate.rb":
#
# ActionController::Base.rescue_responses['WillPaginate::InvalidPage'] = :not_found
#
# If you don't like this, use your preffered method of rescuing exceptions in
# public from your controllers to handle this differently. The +rescue_from+
# method is a nice addition to Rails 2.
#
# This error is *not* raised when a page further than the last page is
# requested. Use <tt>WillPaginate::Collection#out_of_bounds?</tt> method to
# check for those cases and manually deal with them as you see fit.
class InvalidPage < ArgumentError
def initialize(page, page_num)
super "#{page.inspect} given as value, which translates to '#{page_num}' as page number"
end
end
# = The key to pagination
# Arrays returned from paginating finds are, in fact, instances of this little
# class. You may think of WillPaginate::Collection as an ordinary array with
# some extra properties. Those properties are used by view helpers to generate
# correct page links.
#
# WillPaginate::Collection also assists in rolling out your own pagination
# solutions: see +create+.
#
# If you are writing a library that provides a collection which you would like
# to conform to this API, you don't have to copy these methods over; simply
# make your plugin/gem dependant on the "mislav-will_paginate" gem:
#
# gem 'mislav-will_paginate'
# require 'will_paginate/collection'
#
# # WillPaginate::Collection is now available for use
class Collection < Array
attr_reader :current_page, :per_page, :total_entries, :total_pages
# Arguments to the constructor are the current page number, per-page limit
# and the total number of entries. The last argument is optional because it
# is best to do lazy counting; in other words, count *conditionally* after
# populating the collection using the +replace+ method.
def initialize(page, per_page, total = nil)
@current_page = page.to_i
raise InvalidPage.new(page, @current_page) if @current_page < 1
@per_page = per_page.to_i
raise ArgumentError, "`per_page` setting cannot be less than 1 (#{@per_page} given)" if @per_page < 1
self.total_entries = total if total
end
# Just like +new+, but yields the object after instantiation and returns it
# afterwards. This is very useful for manual pagination:
#
# @entries = WillPaginate::Collection.create(1, 10) do |pager|
# result = Post.find(:all, :limit => pager.per_page, :offset => pager.offset)
# # inject the result array into the paginated collection:
# pager.replace(result)
#
# unless pager.total_entries
# # the pager didn't manage to guess the total count, do it manually
# pager.total_entries = Post.count
# end
# end
#
# The possibilities with this are endless. For another example, here is how
# WillPaginate used to define pagination for Array instances:
#
# Array.class_eval do
# def paginate(page = 1, per_page = 15)
# WillPaginate::Collection.create(page, per_page, size) do |pager|
# pager.replace self[pager.offset, pager.per_page].to_a
# end
# end
# end
#
# The Array#paginate API has since then changed, but this still serves as a
# fine example of WillPaginate::Collection usage.
def self.create(page, per_page, total = nil, &block)
pager = new(page, per_page, total)
yield pager
pager
end
# Helper method that is true when someone tries to fetch a page with a
# larger number than the last page. Can be used in combination with flashes
# and redirecting.
def out_of_bounds?
current_page > total_pages
end
# Current offset of the paginated collection. If we're on the first page,
# it is always 0. If we're on the 2nd page and there are 30 entries per page,
# the offset is 30. This property is useful if you want to render ordinals
# side by side with records in the view: simply start with offset + 1.
def offset
(current_page - 1) * per_page
end
# current_page - 1 or nil if there is no previous page
def previous_page
current_page > 1 ? (current_page - 1) : nil
end
# current_page + 1 or nil if there is no next page
def next_page
current_page < total_pages ? (current_page + 1) : nil
end
# sets the <tt>total_entries</tt> property and calculates <tt>total_pages</tt>
def total_entries=(number)
@total_entries = number.to_i
@total_pages = (@total_entries / per_page.to_f).ceil
end
# This is a magic wrapper for the original Array#replace method. It serves
# for populating the paginated collection after initialization.
#
# Why magic? Because it tries to guess the total number of entries judging
# by the size of given array. If it is shorter than +per_page+ limit, then we
# know we're on the last page. This trick is very useful for avoiding
# unnecessary hits to the database to do the counting after we fetched the
# data for the current page.
#
# However, after using +replace+ you should always test the value of
# +total_entries+ and set it to a proper value if it's +nil+. See the example
# in +create+.
def replace(array)
result = super
# The collection is shorter then page limit? Rejoice, because
# then we know that we are on the last page!
if total_entries.nil? and length < per_page and (current_page == 1 or length > 0)
self.total_entries = offset + length
end
result
end
end
end

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require 'set'
require 'will_paginate/array'
unless Hash.instance_methods.include? 'except'
Hash.class_eval do
# Returns a new hash without the given keys.
def except(*keys)
rejected = Set.new(respond_to?(:convert_key) ? keys.map { |key| convert_key(key) } : keys)
reject { |key,| rejected.include?(key) }
end
# Replaces the hash without only the given keys.
def except!(*keys)
replace(except(*keys))
end
end
end
unless Hash.instance_methods.include? 'slice'
Hash.class_eval do
# Returns a new hash with only the given keys.
def slice(*keys)
allowed = Set.new(respond_to?(:convert_key) ? keys.map { |key| convert_key(key) } : keys)
reject { |key,| !allowed.include?(key) }
end
# Replaces the hash with only the given keys.
def slice!(*keys)
replace(slice(*keys))
end
end
end

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require 'will_paginate/core_ext'
module WillPaginate
# A mixin for ActiveRecord::Base. Provides +per_page+ class method
# and hooks things up to provide paginating finders.
#
# Find out more in WillPaginate::Finder::ClassMethods
#
module Finder
def self.included(base)
base.extend ClassMethods
class << base
alias_method_chain :method_missing, :paginate
# alias_method_chain :find_every, :paginate
define_method(:per_page) { 30 } unless respond_to?(:per_page)
end
end
# = Paginating finders for ActiveRecord models
#
# WillPaginate adds +paginate+, +per_page+ and other methods to
# ActiveRecord::Base class methods and associations. It also hooks into
# +method_missing+ to intercept pagination calls to dynamic finders such as
# +paginate_by_user_id+ and translate them to ordinary finders
# (+find_all_by_user_id+ in this case).
#
# In short, paginating finders are equivalent to ActiveRecord finders; the
# only difference is that we start with "paginate" instead of "find" and
# that <tt>:page</tt> is required parameter:
#
# @posts = Post.paginate :all, :page => params[:page], :order => 'created_at DESC'
#
# In paginating finders, "all" is implicit. There is no sense in paginating
# a single record, right? So, you can drop the <tt>:all</tt> argument:
#
# Post.paginate(...) => Post.find :all
# Post.paginate_all_by_something => Post.find_all_by_something
# Post.paginate_by_something => Post.find_all_by_something
#
# == The importance of the <tt>:order</tt> parameter
#
# In ActiveRecord finders, <tt>:order</tt> parameter specifies columns for
# the <tt>ORDER BY</tt> clause in SQL. It is important to have it, since
# pagination only makes sense with ordered sets. Without the <tt>ORDER
# BY</tt> clause, databases aren't required to do consistent ordering when
# performing <tt>SELECT</tt> queries; this is especially true for
# PostgreSQL.
#
# Therefore, make sure you are doing ordering on a column that makes the
# most sense in the current context. Make that obvious to the user, also.
# For perfomance reasons you will also want to add an index to that column.
module ClassMethods
# This is the main paginating finder.
#
# == Special parameters for paginating finders
# * <tt>:page</tt> -- REQUIRED, but defaults to 1 if false or nil
# * <tt>:per_page</tt> -- defaults to <tt>CurrentModel.per_page</tt> (which is 30 if not overridden)
# * <tt>:total_entries</tt> -- use only if you manually count total entries
# * <tt>:count</tt> -- additional options that are passed on to +count+
# * <tt>:finder</tt> -- name of the ActiveRecord finder used (default: "find")
#
# All other options (+conditions+, +order+, ...) are forwarded to +find+
# and +count+ calls.
def paginate(*args, &block)
options = args.pop
page, per_page, total_entries = wp_parse_options(options)
finder = (options[:finder] || 'find').to_s
if finder == 'find'
# an array of IDs may have been given:
total_entries ||= (Array === args.first and args.first.size)
# :all is implicit
args.unshift(:all) if args.empty?
end
WillPaginate::Collection.create(page, per_page, total_entries) do |pager|
count_options = options.except :page, :per_page, :total_entries, :finder
find_options = count_options.except(:count).update(:offset => pager.offset, :limit => pager.per_page)
args << find_options
# @options_from_last_find = nil
pager.replace send(finder, *args, &block)
# magic counting for user convenience:
pager.total_entries = wp_count(count_options, args, finder) unless pager.total_entries
end
end
# Iterates through all records by loading one page at a time. This is useful
# for migrations or any other use case where you don't want to load all the
# records in memory at once.
#
# It uses +paginate+ internally; therefore it accepts all of its options.
# You can specify a starting page with <tt>:page</tt> (default is 1). Default
# <tt>:order</tt> is <tt>"id"</tt>, override if necessary.
#
# See {Faking Cursors in ActiveRecord}[http://weblog.jamisbuck.org/2007/4/6/faking-cursors-in-activerecord]
# where Jamis Buck describes this and a more efficient way for MySQL.
def paginated_each(options = {}, &block)
options = { :order => 'id', :page => 1 }.merge options
options[:page] = options[:page].to_i
options[:total_entries] = 0 # skip the individual count queries
total = 0
begin
collection = paginate(options)
total += collection.each(&block).size
options[:page] += 1
end until collection.size < collection.per_page
total
end
# Wraps +find_by_sql+ by simply adding LIMIT and OFFSET to your SQL string
# based on the params otherwise used by paginating finds: +page+ and
# +per_page+.
#
# Example:
#
# @developers = Developer.paginate_by_sql ['select * from developers where salary > ?', 80000],
# :page => params[:page], :per_page => 3
#
# A query for counting rows will automatically be generated if you don't
# supply <tt>:total_entries</tt>. If you experience problems with this
# generated SQL, you might want to perform the count manually in your
# application.
#
def paginate_by_sql(sql, options)
WillPaginate::Collection.create(*wp_parse_options(options)) do |pager|
query = sanitize_sql(sql)
original_query = query.dup
# add limit, offset
add_limit! query, :offset => pager.offset, :limit => pager.per_page
# perfom the find
pager.replace find_by_sql(query)
unless pager.total_entries
count_query = original_query.sub /\bORDER\s+BY\s+[\w`,\s]+$/mi, ''
count_query = "SELECT COUNT(*) FROM (#{count_query})"
unless ['oracle', 'oci'].include?(self.connection.adapter_name.downcase)
count_query << ' AS count_table'
end
# perform the count query
pager.total_entries = count_by_sql(count_query)
end
end
end
def respond_to?(method, include_priv = false) #:nodoc:
case method.to_sym
when :paginate, :paginate_by_sql
true
else
super(method.to_s.sub(/^paginate/, 'find'), include_priv)
end
end
protected
def method_missing_with_paginate(method, *args, &block) #:nodoc:
# did somebody tried to paginate? if not, let them be
unless method.to_s.index('paginate') == 0
return method_missing_without_paginate(method, *args, &block)
end
# paginate finders are really just find_* with limit and offset
finder = method.to_s.sub('paginate', 'find')
finder.sub!('find', 'find_all') if finder.index('find_by_') == 0
options = args.pop
raise ArgumentError, 'parameter hash expected' unless options.respond_to? :symbolize_keys
options = options.dup
options[:finder] = finder
args << options
paginate(*args, &block)
end
# Does the not-so-trivial job of finding out the total number of entries
# in the database. It relies on the ActiveRecord +count+ method.
def wp_count(options, args, finder)
excludees = [:count, :order, :limit, :offset, :readonly]
unless options[:select] and options[:select] =~ /^\s*DISTINCT\b/i
excludees << :select # only exclude the select param if it doesn't begin with DISTINCT
end
# count expects (almost) the same options as find
count_options = options.except *excludees
# merge the hash found in :count
# this allows you to specify :select, :order, or anything else just for the count query
count_options.update options[:count] if options[:count]
# we may be in a model or an association proxy
klass = (@owner and @reflection) ? @reflection.klass : self
# forget about includes if they are irrelevant (Rails 2.1)
if count_options[:include] and
klass.private_methods.include?('references_eager_loaded_tables?') and
!klass.send(:references_eager_loaded_tables?, count_options)
count_options.delete :include
end
# we may have to scope ...
counter = Proc.new { count(count_options) }
count = if finder.index('find_') == 0 and klass.respond_to?(scoper = finder.sub('find', 'with'))
# scope_out adds a 'with_finder' method which acts like with_scope, if it's present
# then execute the count with the scoping provided by the with_finder
send(scoper, &counter)
elsif match = /^find_(all_by|by)_([_a-zA-Z]\w*)$/.match(finder)
# extract conditions from calls like "paginate_by_foo_and_bar"
attribute_names = extract_attribute_names_from_match(match)
conditions = construct_attributes_from_arguments(attribute_names, args)
with_scope(:find => { :conditions => conditions }, &counter)
else
counter.call
end
count.respond_to?(:length) ? count.length : count
end
def wp_parse_options(options) #:nodoc:
raise ArgumentError, 'parameter hash expected' unless options.respond_to? :symbolize_keys
options = options.symbolize_keys
raise ArgumentError, ':page parameter required' unless options.key? :page
if options[:count] and options[:total_entries]
raise ArgumentError, ':count and :total_entries are mutually exclusive'
end
page = options[:page] || 1
per_page = options[:per_page] || self.per_page
total = options[:total_entries]
[page, per_page, total]
end
private
# def find_every_with_paginate(options)
# @options_from_last_find = options
# find_every_without_paginate(options)
# end
end
end
end

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## stolen from: http://dev.rubyonrails.org/browser/trunk/activerecord/lib/active_record/scope.rb?rev=9084
module WillPaginate
# This is a feature backported from Rails 2.1 because of its usefullness not only with will_paginate,
# but in other aspects when managing complex conditions that you want to be reusable.
module NamedScope
# All subclasses of ActiveRecord::Base have two scopes:
# * <tt>all</tt>, which is similar to a <tt>find(:all)</tt> query, and
# * <tt>scoped</tt>, which allows for the creation of anonymous scopes, on the fly:
#
# Shirt.scoped(:conditions => {:color => 'red'}).scoped(:include => :washing_instructions)
#
# These anonymous scopes tend to be useful when procedurally generating complex queries, where passing
# intermediate values (scopes) around as first-class objects is convenient.
def self.included(base)
base.class_eval do
extend ClassMethods
scope :all
scope :scoped, lambda { |scope| scope }
end
end
module ClassMethods
def scopes #:nodoc:
read_inheritable_attribute(:scopes) || write_inheritable_attribute(:scopes, {})
end
# Adds a class method for retrieving and querying objects. A scope represents a narrowing of a database query,
# such as <tt>:conditions => {:color => :red}, :select => 'shirts.*', :include => :washing_instructions</tt>.
#
# class Shirt < ActiveRecord::Base
# scope :red, :conditions => {:color => 'red'}
# scope :dry_clean_only, :joins => :washing_instructions, :conditions => ['washing_instructions.dry_clean_only = ?', true]
# end
#
# The above calls to <tt>scope</tt> define class methods <tt>Shirt.red</tt> and <tt>Shirt.dry_clean_only</tt>. <tt>Shirt.red</tt>,
# in effect, represents the query <tt>Shirt.find(:all, :conditions => {:color => 'red'})</tt>.
#
# Unlike Shirt.find(...), however, the object returned by <tt>Shirt.red</tt> is not an Array; it resembles the association object
# constructed by a <tt>has_many</tt> declaration. For instance, you can invoke <tt>Shirt.red.find(:first)</tt>, <tt>Shirt.red.count</tt>,
# <tt>Shirt.red.find(:all, :conditions => {:size => 'small'})</tt>. Also, just
# as with the association objects, name scopes acts like an Array, implementing Enumerable; <tt>Shirt.red.each(&block)</tt>,
# <tt>Shirt.red.first</tt>, and <tt>Shirt.red.inject(memo, &block)</tt> all behave as if Shirt.red really were an Array.
#
# These named scopes are composable. For instance, <tt>Shirt.red.dry_clean_only</tt> will produce all shirts that are both red and dry clean only.
# Nested finds and calculations also work with these compositions: <tt>Shirt.red.dry_clean_only.count</tt> returns the number of garments
# for which these criteria obtain. Similarly with <tt>Shirt.red.dry_clean_only.average(:thread_count)</tt>.
#
# All scopes are available as class methods on the ActiveRecord descendent upon which the scopes were defined. But they are also available to
# <tt>has_many</tt> associations. If,
#
# class Person < ActiveRecord::Base
# has_many :shirts
# end
#
# then <tt>elton.shirts.red.dry_clean_only</tt> will return all of Elton's red, dry clean
# only shirts.
#
# Named scopes can also be procedural.
#
# class Shirt < ActiveRecord::Base
# scope :colored, lambda { |color|
# { :conditions => { :color => color } }
# }
# end
#
# In this example, <tt>Shirt.colored('puce')</tt> finds all puce shirts.
#
# Named scopes can also have extensions, just as with <tt>has_many</tt> declarations:
#
# class Shirt < ActiveRecord::Base
# scope :red, :conditions => {:color => 'red'} do
# def dom_id
# 'red_shirts'
# end
# end
# end
#
def scope(name, options = {}, &block)
scopes[name] = lambda do |parent_scope, *args|
Scope.new(parent_scope, case options
when Hash
options
when Proc
options.call(*args)
end, &block)
end
(class << self; self end).instance_eval do
define_method name do |*args|
scopes[name].call(self, *args)
end
end
end
end
class Scope #:nodoc:
attr_reader :proxy_scope, :proxy_options
[].methods.each { |m| delegate m, :to => :proxy_found unless m =~ /(^__|^nil\?|^send|class|extend|find|count|sum|average|maximum|minimum|paginate)/ }
delegate :scopes, :with_scope, :to => :proxy_scope
def initialize(proxy_scope, options, &block)
[options[:extend]].flatten.each { |extension| extend extension } if options[:extend]
extend Module.new(&block) if block_given?
@proxy_scope, @proxy_options = proxy_scope, options.except(:extend)
end
def reload
load_found; self
end
protected
def proxy_found
@found || load_found
end
private
def method_missing(method, *args, &block)
if scopes.include?(method)
scopes[method].call(self, *args)
else
with_scope :find => proxy_options do
proxy_scope.send(method, *args, &block)
end
end
end
def load_found
@found = find(:all)
end
end
end
end

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@ -1,39 +0,0 @@
## based on http://dev.rubyonrails.org/changeset/9084
ActiveRecord::Associations::AssociationProxy.class_eval do
protected
def with_scope(*args, &block)
@reflection.klass.send :with_scope, *args, &block
end
end
[ ActiveRecord::Associations::AssociationCollection,
ActiveRecord::Associations::HasManyThroughAssociation ].each do |klass|
klass.class_eval do
protected
alias :method_missing_without_scopes :method_missing_without_paginate
def method_missing_without_paginate(method, *args, &block)
if @reflection.klass.scopes.include?(method)
@reflection.klass.scopes[method].call(self, *args, &block)
else
method_missing_without_scopes(method, *args, &block)
end
end
end
end
# Rails 1.2.6
ActiveRecord::Associations::HasAndBelongsToManyAssociation.class_eval do
protected
def method_missing(method, *args, &block)
if @target.respond_to?(method) || (!@reflection.klass.respond_to?(method) && Class.respond_to?(method))
super
elsif @reflection.klass.scopes.include?(method)
@reflection.klass.scopes[method].call(self, *args)
else
@reflection.klass.with_scope(:find => { :conditions => @finder_sql, :joins => @join_sql, :readonly => false }) do
@reflection.klass.send(method, *args, &block)
end
end
end
end if ActiveRecord::Base.respond_to? :find_first

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@ -1,9 +0,0 @@
module WillPaginate
module VERSION
MAJOR = 2
MINOR = 3
TINY = 3
STRING = [MAJOR, MINOR, TINY].join('.')
end
end

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@ -1,393 +0,0 @@
require 'will_paginate/core_ext'
module WillPaginate
# = Will Paginate view helpers
#
# The main view helper, #will_paginate, renders
# pagination links for the given collection. The helper itself is lightweight
# and serves only as a wrapper around LinkRenderer instantiation; the
# renderer then does all the hard work of generating the HTML.
#
# == Global options for helpers
#
# Options for pagination helpers are optional and get their default values from the
# <tt>WillPaginate::ViewHelpers.pagination_options</tt> hash. You can write to this hash to
# override default options on the global level:
#
# WillPaginate::ViewHelpers.pagination_options[:previous_label] = 'Previous page'
#
# By putting this into "config/initializers/will_paginate.rb" (or simply environment.rb in
# older versions of Rails) you can easily translate link texts to previous
# and next pages, as well as override some other defaults to your liking.
module ViewHelpers
# default options that can be overridden on the global level
@@pagination_options = {
:class => 'pagination',
:previous_label => '&laquo; Previous',
:next_label => 'Next &raquo;',
:inner_window => 4, # links around the current page
:outer_window => 1, # links around beginning and end
:separator => ' ', # single space is friendly to spiders and non-graphic browsers
:param_name => :page,
:params => nil,
:renderer => 'WillPaginate::LinkRenderer',
:page_links => true,
:container => true,
# bennis hack for ajax-support
:remote => false,
:update => nil,
}
mattr_reader :pagination_options
# Renders Digg/Flickr-style pagination for a WillPaginate::Collection
# object. Nil is returned if there is only one page in total; no point in
# rendering the pagination in that case...
#
# ==== Options
# Display options:
# * <tt>:previous_label</tt> -- default: "« Previous"
# * <tt>:next_label</tt> -- default: "Next »"
# * <tt>:page_links</tt> -- when false, only previous/next links are rendered (default: true)
# * <tt>:inner_window</tt> -- how many links are shown around the current page (default: 4)
# * <tt>:outer_window</tt> -- how many links are around the first and the last page (default: 1)
# * <tt>:separator</tt> -- string separator for page HTML elements (default: single space)
#
# HTML options:
# * <tt>:class</tt> -- CSS class name for the generated DIV (default: "pagination")
# * <tt>:container</tt> -- toggles rendering of the DIV container for pagination links, set to
# false only when you are rendering your own pagination markup (default: true)
# * <tt>:id</tt> -- HTML ID for the container (default: nil). Pass +true+ to have the ID
# automatically generated from the class name of objects in collection: for example, paginating
# ArticleComment models would yield an ID of "article_comments_pagination".
#
# Advanced options:
# * <tt>:param_name</tt> -- parameter name for page number in URLs (default: <tt>:page</tt>)
# * <tt>:params</tt> -- additional parameters when generating pagination links
# (eg. <tt>:controller => "foo", :action => nil</tt>)
# * <tt>:renderer</tt> -- class name, class or instance of a link renderer (default:
# <tt>WillPaginate::LinkRenderer</tt>)
#
# All options not recognized by will_paginate will become HTML attributes on the container
# element for pagination links (the DIV). For example:
#
# <%= will_paginate @posts, :style => 'font-size: small' %>
#
# ... will result in:
#
# <div class="pagination" style="font-size: small"> ... </div>
#
# ==== Using the helper without arguments
# If the helper is called without passing in the collection object, it will
# try to read from the instance variable inferred by the controller name.
# For example, calling +will_paginate+ while the current controller is
# PostsController will result in trying to read from the <tt>@posts</tt>
# variable. Example:
#
# <%= will_paginate :id => true %>
#
# ... will result in <tt>@post</tt> collection getting paginated:
#
# <div class="pagination" id="posts_pagination"> ... </div>
#
def will_paginate(collection = nil, options = {})
options, collection = collection, nil if collection.is_a? Hash
unless collection or !controller
collection_name = "@#{controller.controller_name}"
collection = instance_variable_get(collection_name)
raise ArgumentError, "The #{collection_name} variable appears to be empty. Did you " +
"forget to pass the collection object for will_paginate?" unless collection
end
# early exit if there is nothing to render
return nil unless WillPaginate::ViewHelpers.total_pages_for_collection(collection) > 1
options = options.symbolize_keys.reverse_merge WillPaginate::ViewHelpers.pagination_options
if options[:prev_label]
WillPaginate::Deprecation::warn(":prev_label view parameter is now :previous_label; the old name has been deprecated.")
options[:previous_label] = options.delete(:prev_label)
end
# get the renderer instance
renderer = case options[:renderer]
when String
options[:renderer].to_s.constantize.new
when Class
options[:renderer].new
else
options[:renderer]
end
# render HTML for pagination
renderer.prepare collection, options, self
renderer.to_html
end
# Wrapper for rendering pagination links at both top and bottom of a block
# of content.
#
# <% paginated_section @posts do %>
# <ol id="posts">
# <% for post in @posts %>
# <li> ... </li>
# <% end %>
# </ol>
# <% end %>
#
# will result in:
#
# <div class="pagination"> ... </div>
# <ol id="posts">
# ...
# </ol>
# <div class="pagination"> ... </div>
#
# Arguments are passed to a <tt>will_paginate</tt> call, so the same options
# apply. Don't use the <tt>:id</tt> option; otherwise you'll finish with two
# blocks of pagination links sharing the same ID (which is invalid HTML).
def paginated_section(*args, &block)
pagination = will_paginate(*args).to_s
content = pagination + capture(&block) + pagination
concat content, block.binding
end
# Renders a helpful message with numbers of displayed vs. total entries.
# You can use this as a blueprint for your own, similar helpers.
#
# <%= page_entries_info @posts %>
# #-> Displaying posts 6 - 10 of 26 in total
#
# By default, the message will use the humanized class name of objects
# in collection: for instance, "project types" for ProjectType models.
# Override this with the <tt>:entry_name</tt> parameter:
#
# <%= page_entries_info @posts, :entry_name => 'item' %>
# #-> Displaying items 6 - 10 of 26 in total
def page_entries_info(collection, options = {})
entry_name = options[:entry_name] ||
(collection.empty?? 'entry' : collection.first.class.name.underscore.sub('_', ' '))
if collection.total_pages < 2
case collection.size
when 0; "No #{entry_name.pluralize} found"
when 1; "Displaying <b>1</b> #{entry_name}"
else; "Displaying <b>all #{collection.size}</b> #{entry_name.pluralize}"
end
else
%{Displaying #{entry_name.pluralize} <b>%d&nbsp;-&nbsp;%d</b> of <b>%d</b> in total} % [
collection.offset + 1,
collection.offset + collection.length,
collection.total_entries
]
end
end
def self.total_pages_for_collection(collection) #:nodoc:
if collection.respond_to?('page_count') and !collection.respond_to?('total_pages')
WillPaginate::Deprecation.warn <<-MSG
You are using a paginated collection of class #{collection.class.name}
which conforms to the old API of WillPaginate::Collection by using
`page_count`, while the current method name is `total_pages`. Please
upgrade yours or 3rd-party code that provides the paginated collection.
MSG
class << collection
def total_pages; page_count; end
end
end
collection.total_pages
end
end
# This class does the heavy lifting of actually building the pagination
# links. It is used by the <tt>will_paginate</tt> helper internally.
class LinkRenderer
# The gap in page links is represented by:
#
# <span class="gap">&hellip;</span>
attr_accessor :gap_marker
def initialize
@gap_marker = '<span class="gap">&hellip;</span>'
end
# * +collection+ is a WillPaginate::Collection instance or any other object
# that conforms to that API
# * +options+ are forwarded from +will_paginate+ view helper
# * +template+ is the reference to the template being rendered
def prepare(collection, options, template)
@collection = collection
@options = options
@template = template
# reset values in case we're re-using this instance
@total_pages = @param_name = @url_string = nil
end
# Process it! This method returns the complete HTML string which contains
# pagination links. Feel free to subclass LinkRenderer and change this
# method as you see fit.
def to_html
links = @options[:page_links] ? windowed_links : []
# previous/next buttons
links.unshift page_link_or_span(@collection.previous_page, 'disabled prev_page', @options[:previous_label])
links.push page_link_or_span(@collection.next_page, 'disabled next_page', @options[:next_label])
html = links.join(@options[:separator])
@options[:container] ? @template.content_tag(:div, html, html_attributes) : html
end
# Returns the subset of +options+ this instance was initialized with that
# represent HTML attributes for the container element of pagination links.
def html_attributes
return @html_attributes if @html_attributes
@html_attributes = @options.except *(WillPaginate::ViewHelpers.pagination_options.keys - [:class])
# pagination of Post models will have the ID of "posts_pagination"
if @options[:container] and @options[:id] === true
@html_attributes[:id] = @collection.first.class.name.underscore.pluralize + '_pagination'
end
@html_attributes
end
protected
# Collects link items for visible page numbers.
def windowed_links
prev = nil
visible_page_numbers.inject [] do |links, n|
# detect gaps:
links << gap_marker if prev and n > prev + 1
links << page_link_or_span(n, 'current')
prev = n
links
end
end
# Calculates visible page numbers using the <tt>:inner_window</tt> and
# <tt>:outer_window</tt> options.
def visible_page_numbers
inner_window, outer_window = @options[:inner_window].to_i, @options[:outer_window].to_i
window_from = current_page - inner_window
window_to = current_page + inner_window
# adjust lower or upper limit if other is out of bounds
if window_to > total_pages
window_from -= window_to - total_pages
window_to = total_pages
end
if window_from < 1
window_to += 1 - window_from
window_from = 1
window_to = total_pages if window_to > total_pages
end
visible = (1..total_pages).to_a
left_gap = (2 + outer_window)...window_from
right_gap = (window_to + 1)...(total_pages - outer_window)
visible -= left_gap.to_a if left_gap.last - left_gap.first > 1
visible -= right_gap.to_a if right_gap.last - right_gap.first > 1
visible
end
def page_link_or_span(page, span_class, text = nil)
text ||= page.to_s
if page and page != current_page
classnames = span_class && span_class.index(' ') && span_class.split(' ', 2).last
page_link page, text, :rel => rel_value(page), :class => classnames
else
page_span page, text, :class => span_class
end
end
def page_link(page, text, attributes = {})
# bennis hack to support ajax-support
if @options[:remote] == true
@template.link_to_remote text, :url => url_for(page), :html => attributes,
:before => "Element.show('loader')", :success => "Element.hide('loader')",
:method => :get, :update => @options[:update]
else
@template.link_to text, url_for(page), attributes
end
end
def page_span(page, text, attributes = {})
@template.content_tag :span, text, attributes
end
# Returns URL params for +page_link_or_span+, taking the current GET params
# and <tt>:params</tt> option into account.
def url_for(page)
page_one = page == 1
unless @url_string and !page_one
@url_params = {}
# page links should preserve GET parameters
stringified_merge @url_params, @template.params if @template.request.get?
stringified_merge @url_params, @options[:params] if @options[:params]
if complex = param_name.index(/[^\w-]/)
page_param = (defined?(CGIMethods) ? CGIMethods : ActionController::AbstractRequest).
parse_query_parameters("#{param_name}=#{page}")
stringified_merge @url_params, page_param
else
@url_params[param_name] = page_one ? 1 : 2
end
url = @template.url_for(@url_params)
return url if page_one
if complex
@url_string = url.sub(%r!((?:\?|&amp;)#{CGI.escape param_name}=)#{page}!, '\1@')
return url
else
@url_string = url
@url_params[param_name] = 3
@template.url_for(@url_params).split(//).each_with_index do |char, i|
if char == '3' and url[i, 1] == '2'
@url_string[i] = '@'
break
end
end
end
end
# finally!
@url_string.sub '@', page.to_s
end
private
def rel_value(page)
case page
when @collection.previous_page; 'prev' + (page == 1 ? ' start' : '')
when @collection.next_page; 'next'
when 1; 'start'
end
end
def current_page
@collection.current_page
end
def total_pages
@total_pages ||= WillPaginate::ViewHelpers.total_pages_for_collection(@collection)
end
def param_name
@param_name ||= @options[:param_name].to_s
end
# Recursively merge into target hash by using stringified keys from the other one
def stringified_merge(target, other)
other.each do |key, value|
key = key.to_s # this line is what it's all about!
existing = target[key]
if value.is_a?(Hash) and (existing.is_a?(Hash) or existing.nil?)
stringified_merge(existing || (target[key] = {}), value)
else
target[key] = value
end
end
end
end
end

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@ -1,21 +0,0 @@
plugin_root = File.join(File.dirname(__FILE__), '..')
version = ENV['RAILS_VERSION']
version = nil if version and version == ""
# first look for a symlink to a copy of the framework
if !version and framework_root = ["#{plugin_root}/rails", "#{plugin_root}/../../rails"].find { |p| File.directory? p }
puts "found framework root: #{framework_root}"
# this allows for a plugin to be tested outside of an app and without Rails gems
$:.unshift "#{framework_root}/activesupport/lib", "#{framework_root}/activerecord/lib", "#{framework_root}/actionpack/lib"
else
# simply use installed gems if available
puts "using Rails#{version ? ' ' + version : nil} gems"
require 'rubygems'
if version
gem 'rails', version
else
gem 'actionpack'
gem 'activerecord'
end
end

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@ -1,140 +0,0 @@
require 'helper'
require 'will_paginate/array'
class ArrayPaginationTest < Test::Unit::TestCase
def test_simple
collection = ('a'..'e').to_a
[{ :page => 1, :per_page => 3, :expected => %w( a b c ) },
{ :page => 2, :per_page => 3, :expected => %w( d e ) },
{ :page => 1, :per_page => 5, :expected => %w( a b c d e ) },
{ :page => 3, :per_page => 5, :expected => [] },
].
each do |conditions|
expected = conditions.delete :expected
assert_equal expected, collection.paginate(conditions)
end
end
def test_defaults
result = (1..50).to_a.paginate
assert_equal 1, result.current_page
assert_equal 30, result.size
end
def test_deprecated_api
assert_raise(ArgumentError) { [].paginate(2) }
assert_raise(ArgumentError) { [].paginate(2, 10) }
end
def test_total_entries_has_precedence
result = %w(a b c).paginate :total_entries => 5
assert_equal 5, result.total_entries
end
def test_argument_error_with_params_and_another_argument
assert_raise ArgumentError do
[].paginate({}, 5)
end
end
def test_paginated_collection
entries = %w(a b c)
collection = create(2, 3, 10) do |pager|
assert_equal entries, pager.replace(entries)
end
assert_equal entries, collection
assert_respond_to_all collection, %w(total_pages each offset size current_page per_page total_entries)
assert_kind_of Array, collection
assert_instance_of Array, collection.entries
assert_equal 3, collection.offset
assert_equal 4, collection.total_pages
assert !collection.out_of_bounds?
end
def test_previous_next_pages
collection = create(1, 1, 3)
assert_nil collection.previous_page
assert_equal 2, collection.next_page
collection = create(2, 1, 3)
assert_equal 1, collection.previous_page
assert_equal 3, collection.next_page
collection = create(3, 1, 3)
assert_equal 2, collection.previous_page
assert_nil collection.next_page
end
def test_out_of_bounds
entries = create(2, 3, 2){}
assert entries.out_of_bounds?
entries = create(1, 3, 2){}
assert !entries.out_of_bounds?
end
def test_guessing_total_count
entries = create do |pager|
# collection is shorter than limit
pager.replace array
end
assert_equal 8, entries.total_entries
entries = create(2, 5, 10) do |pager|
# collection is shorter than limit, but we have an explicit count
pager.replace array
end
assert_equal 10, entries.total_entries
entries = create do |pager|
# collection is the same as limit; we can't guess
pager.replace array(5)
end
assert_equal nil, entries.total_entries
entries = create do |pager|
# collection is empty; we can't guess
pager.replace array(0)
end
assert_equal nil, entries.total_entries
entries = create(1) do |pager|
# collection is empty and we're on page 1,
# so the whole thing must be empty, too
pager.replace array(0)
end
assert_equal 0, entries.total_entries
end
def test_invalid_page
bad_inputs = [0, -1, nil, '', 'Schnitzel']
bad_inputs.each do |bad|
assert_raise(WillPaginate::InvalidPage) { create bad }
end
end
def test_invalid_per_page_setting
assert_raise(ArgumentError) { create(1, -1) }
end
def test_page_count_was_removed
assert_raise(NoMethodError) { create.page_count }
# It's `total_pages` now.
end
private
def create(page = 2, limit = 5, total = nil, &block)
if block_given?
WillPaginate::Collection.create(page, limit, total, &block)
else
WillPaginate::Collection.new(page, limit, total)
end
end
def array(size = 3)
Array.new(size)
end
end

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@ -1,8 +0,0 @@
#!/usr/bin/env ruby
irb = RUBY_PLATFORM =~ /(:?mswin|mingw)/ ? 'irb.bat' : 'irb'
libs = []
libs << 'irb/completion'
libs << File.join('lib', 'load_fixtures')
exec "#{irb} -Ilib:test#{libs.map{ |l| " -r #{l}" }.join} --simple-prompt"

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@ -1,22 +0,0 @@
sqlite3:
database: ":memory:"
adapter: sqlite3
timeout: 500
sqlite2:
database: ":memory:"
adapter: sqlite2
mysql:
adapter: mysql
username: root
password:
encoding: utf8
database: will_paginate_unittest
postgres:
adapter: postgresql
username: mislav
password: mislav
database: will_paginate_unittest
min_messages: warning

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@ -1,434 +0,0 @@
require 'helper'
require 'lib/activerecord_test_case'
require 'will_paginate'
WillPaginate.enable_activerecord
WillPaginate.enable_scope
class FinderTest < ActiveRecordTestCase
fixtures :topics, :replies, :users, :projects, :developers_projects
def test_new_methods_presence
assert_respond_to_all Topic, %w(per_page paginate paginate_by_sql)
end
def test_simple_paginate
assert_queries(1) do
entries = Topic.paginate :page => nil
assert_equal 1, entries.current_page
assert_equal 1, entries.total_pages
assert_equal 4, entries.size
end
assert_queries(2) do
entries = Topic.paginate :page => 2
assert_equal 1, entries.total_pages
assert entries.empty?
end
end
def test_parameter_api
# :page parameter in options is required!
assert_raise(ArgumentError){ Topic.paginate }
assert_raise(ArgumentError){ Topic.paginate({}) }
# explicit :all should not break anything
assert_equal Topic.paginate(:page => nil), Topic.paginate(:all, :page => 1)
# :count could be nil and we should still not cry
assert_nothing_raised { Topic.paginate :page => 1, :count => nil }
end
def test_paginate_with_per_page
entries = Topic.paginate :page => 1, :per_page => 1
assert_equal 1, entries.size
assert_equal 4, entries.total_pages
# Developer class has explicit per_page at 10
entries = Developer.paginate :page => 1
assert_equal 10, entries.size
assert_equal 2, entries.total_pages
entries = Developer.paginate :page => 1, :per_page => 5
assert_equal 11, entries.total_entries
assert_equal 5, entries.size
assert_equal 3, entries.total_pages
end
def test_paginate_with_order
entries = Topic.paginate :page => 1, :order => 'created_at desc'
expected = [topics(:futurama), topics(:harvey_birdman), topics(:rails), topics(:ar)].reverse
assert_equal expected, entries.to_a
assert_equal 1, entries.total_pages
end
def test_paginate_with_conditions
entries = Topic.paginate :page => 1, :conditions => ["created_at > ?", 30.minutes.ago]
expected = [topics(:rails), topics(:ar)]
assert_equal expected, entries.to_a
assert_equal 1, entries.total_pages
end
def test_paginate_with_include_and_conditions
entries = Topic.paginate \
:page => 1,
:include => :replies,
:conditions => "replies.content LIKE 'Bird%' ",
:per_page => 10
expected = Topic.find :all,
:include => 'replies',
:conditions => "replies.content LIKE 'Bird%' ",
:limit => 10
assert_equal expected, entries.to_a
assert_equal 1, entries.total_entries
end
def test_paginate_with_include_and_order
entries = nil
assert_queries(2) do
entries = Topic.paginate \
:page => 1,
:include => :replies,
:order => 'replies.created_at asc, topics.created_at asc',
:per_page => 10
end
expected = Topic.find :all,
:include => 'replies',
:order => 'replies.created_at asc, topics.created_at asc',
:limit => 10
assert_equal expected, entries.to_a
assert_equal 4, entries.total_entries
end
def test_paginate_associations_with_include
entries, project = nil, projects(:active_record)
assert_nothing_raised "THIS IS A BUG in Rails 1.2.3 that was fixed in [7326]. " +
"Please upgrade to a newer version of Rails." do
entries = project.topics.paginate \
:page => 1,
:include => :replies,
:conditions => "replies.content LIKE 'Nice%' ",
:per_page => 10
end
expected = Topic.find :all,
:include => 'replies',
:conditions => "project_id = #{project.id} AND replies.content LIKE 'Nice%' ",
:limit => 10
assert_equal expected, entries.to_a
end
def test_paginate_associations
dhh = users :david
expected_name_ordered = [projects(:action_controller), projects(:active_record)]
expected_id_ordered = [projects(:active_record), projects(:action_controller)]
assert_queries(2) do
# with association-specified order
entries = dhh.projects.paginate(:page => 1)
assert_equal expected_name_ordered, entries
assert_equal 2, entries.total_entries
end
# with explicit order
entries = dhh.projects.paginate(:page => 1, :order => 'projects.id')
assert_equal expected_id_ordered, entries
assert_equal 2, entries.total_entries
assert_nothing_raised { dhh.projects.find(:all, :order => 'projects.id', :limit => 4) }
entries = dhh.projects.paginate(:page => 1, :order => 'projects.id', :per_page => 4)
assert_equal expected_id_ordered, entries
# has_many with implicit order
topic = Topic.find(1)
expected = [replies(:spam), replies(:witty_retort)]
assert_equal expected.map(&:id).sort, topic.replies.paginate(:page => 1).map(&:id).sort
assert_equal expected.reverse, topic.replies.paginate(:page => 1, :order => 'replies.id ASC')
end
def test_paginate_association_extension
project = Project.find(:first)
assert_queries(2) do
entries = project.replies.paginate_recent :page => 1
assert_equal [replies(:brave)], entries
end
end
def test_paginate_with_joins
entries = nil
assert_queries(1) do
entries = Developer.paginate :page => 1,
:joins => 'LEFT JOIN developers_projects ON users.id = developers_projects.developer_id',
:conditions => 'project_id = 1'
assert_equal 2, entries.size
developer_names = entries.map &:name
assert developer_names.include?('David')
assert developer_names.include?('Jamis')
end
assert_queries(1) do
expected = entries.to_a
entries = Developer.paginate :page => 1,
:joins => 'LEFT JOIN developers_projects ON users.id = developers_projects.developer_id',
:conditions => 'project_id = 1', :count => { :select => "users.id" }
assert_equal expected, entries.to_a
assert_equal 2, entries.total_entries
end
end
def test_paginate_with_group
entries = nil
assert_queries(1) do
entries = Developer.paginate :page => 1, :per_page => 10,
:group => 'salary', :select => 'salary', :order => 'salary'
end
expected = [ users(:david), users(:jamis), users(:dev_10), users(:poor_jamis) ].map(&:salary).sort
assert_equal expected, entries.map(&:salary)
end
def test_paginate_with_dynamic_finder
expected = [replies(:witty_retort), replies(:spam)]
assert_equal expected, Reply.paginate_by_topic_id(1, :page => 1)
entries = Developer.paginate :conditions => { :salary => 100000 }, :page => 1, :per_page => 5
assert_equal 8, entries.total_entries
assert_equal entries, Developer.paginate_by_salary(100000, :page => 1, :per_page => 5)
# dynamic finder + conditions
entries = Developer.paginate_by_salary(100000, :page => 1,
:conditions => ['id > ?', 6])
assert_equal 4, entries.total_entries
assert_equal (7..10).to_a, entries.map(&:id)
assert_raises NoMethodError do
Developer.paginate_by_inexistent_attribute 100000, :page => 1
end
end
def test_scoped_paginate
entries = Developer.with_poor_ones { Developer.paginate :page => 1 }
assert_equal 2, entries.size
assert_equal 2, entries.total_entries
end
## scope ##
def test_paginate_in_scope
entries = Developer.poor.paginate :page => 1, :per_page => 1
assert_equal 1, entries.size
assert_equal 2, entries.total_entries
end
def test_paginate_in_scope_on_habtm_association
project = projects(:active_record)
assert_queries(2) do
entries = project.developers.poor.paginate :page => 1, :per_page => 1
assert_equal 1, entries.size, 'one developer should be found'
assert_equal 1, entries.total_entries, 'only one developer should be found'
end
end
def test_paginate_in_scope_on_hmt_association
project = projects(:active_record)
expected = [replies(:brave)]
assert_queries(2) do
entries = project.replies.recent.paginate :page => 1, :per_page => 1
assert_equal expected, entries
assert_equal 1, entries.total_entries, 'only one reply should be found'
end
end
def test_paginate_in_scope_on_has_many_association
project = projects(:active_record)
expected = [topics(:ar)]
assert_queries(2) do
entries = project.topics.mentions_activerecord.paginate :page => 1, :per_page => 1
assert_equal expected, entries
assert_equal 1, entries.total_entries, 'only one topic should be found'
end
end
## misc ##
def test_count_and_total_entries_options_are_mutually_exclusive
e = assert_raise ArgumentError do
Developer.paginate :page => 1, :count => {}, :total_entries => 1
end
assert_match /exclusive/, e.to_s
end
def test_readonly
assert_nothing_raised { Developer.paginate :readonly => true, :page => 1 }
end
# this functionality is temporarily removed
def xtest_pagination_defines_method
pager = "paginate_by_created_at"
assert !User.methods.include?(pager), "User methods should not include `#{pager}` method"
# paginate!
assert 0, User.send(pager, nil, :page => 1).total_entries
# the paging finder should now be defined
assert User.methods.include?(pager), "`#{pager}` method should be defined on User"
end
# Is this Rails 2.0? Find out by testing find_all which was removed in [6998]
unless ActiveRecord::Base.respond_to? :find_all
def test_paginate_array_of_ids
# AR finders also accept arrays of IDs
# (this was broken in Rails before [6912])
assert_queries(1) do
entries = Developer.paginate((1..8).to_a, :per_page => 3, :page => 2, :order => 'id')
assert_equal (4..6).to_a, entries.map(&:id)
assert_equal 8, entries.total_entries
end
end
end
uses_mocha 'internals' do
def test_implicit_all_with_dynamic_finders
Topic.expects(:find_all_by_foo).returns([])
Topic.expects(:count).returns(0)
Topic.paginate_by_foo :page => 2
end
def test_guessing_the_total_count
Topic.expects(:find).returns(Array.new(2))
Topic.expects(:count).never
entries = Topic.paginate :page => 2, :per_page => 4
assert_equal 6, entries.total_entries
end
def test_guessing_that_there_are_no_records
Topic.expects(:find).returns([])
Topic.expects(:count).never
entries = Topic.paginate :page => 1, :per_page => 4
assert_equal 0, entries.total_entries
end
def test_extra_parameters_stay_untouched
Topic.expects(:find).with(:all, {:foo => 'bar', :limit => 4, :offset => 0 }).returns(Array.new(5))
Topic.expects(:count).with({:foo => 'bar'}).returns(1)
Topic.paginate :foo => 'bar', :page => 1, :per_page => 4
end
def test_count_skips_select
Developer.stubs(:find).returns([])
Developer.expects(:count).with({}).returns(0)
Developer.paginate :select => 'salary', :page => 2
end
def test_count_select_when_distinct
Developer.stubs(:find).returns([])
Developer.expects(:count).with(:select => 'DISTINCT salary').returns(0)
Developer.paginate :select => 'DISTINCT salary', :page => 2
end
def test_should_use_scoped_finders_if_present
# scope-out compatibility
Topic.expects(:find_best).returns(Array.new(5))
Topic.expects(:with_best).returns(1)
Topic.paginate_best :page => 1, :per_page => 4
end
def test_paginate_by_sql
assert_respond_to Developer, :paginate_by_sql
Developer.expects(:find_by_sql).with(regexp_matches(/sql LIMIT 3(,| OFFSET) 3/)).returns([])
Developer.expects(:count_by_sql).with('SELECT COUNT(*) FROM (sql) AS count_table').returns(0)
entries = Developer.paginate_by_sql 'sql', :page => 2, :per_page => 3
end
def test_paginate_by_sql_respects_total_entries_setting
Developer.expects(:find_by_sql).returns([])
Developer.expects(:count_by_sql).never
entries = Developer.paginate_by_sql 'sql', :page => 1, :total_entries => 999
assert_equal 999, entries.total_entries
end
def test_paginate_by_sql_strips_order_by_when_counting
Developer.expects(:find_by_sql).returns([])
Developer.expects(:count_by_sql).with("SELECT COUNT(*) FROM (sql\n ) AS count_table").returns(0)
Developer.paginate_by_sql "sql\n ORDER\nby foo, bar, `baz` ASC", :page => 2
end
# TODO: counts are still wrong
def test_ability_to_use_with_custom_finders
# acts_as_taggable defines find_tagged_with(tag, options)
Topic.expects(:find_tagged_with).with('will_paginate', :offset => 5, :limit => 5).returns([])
Topic.expects(:count).with({}).returns(0)
Topic.paginate_tagged_with 'will_paginate', :page => 2, :per_page => 5
end
def test_array_argument_doesnt_eliminate_count
ids = (1..8).to_a
Developer.expects(:find_all_by_id).returns([])
Developer.expects(:count).returns(0)
Developer.paginate_by_id(ids, :per_page => 3, :page => 2, :order => 'id')
end
def test_paginating_finder_doesnt_mangle_options
Developer.expects(:find).returns([])
options = { :page => 1 }
options.expects(:delete).never
options_before = options.dup
Developer.paginate(options)
assert_equal options, options_before
end
def test_paginated_each
collection = stub('collection', :size => 5, :empty? => false, :per_page => 5)
collection.expects(:each).times(2).returns(collection)
last_collection = stub('collection', :size => 4, :empty? => false, :per_page => 5)
last_collection.expects(:each).returns(last_collection)
params = { :order => 'id', :total_entries => 0 }
Developer.expects(:paginate).with(params.merge(:page => 2)).returns(collection)
Developer.expects(:paginate).with(params.merge(:page => 3)).returns(collection)
Developer.expects(:paginate).with(params.merge(:page => 4)).returns(last_collection)
assert_equal 14, Developer.paginated_each(:page => '2') { }
end
# detect ActiveRecord 2.1
if ActiveRecord::Base.private_methods.include?('references_eager_loaded_tables?')
def test_removes_irrelevant_includes_in_count
Developer.expects(:find).returns([1])
Developer.expects(:count).with({}).returns(0)
Developer.paginate :page => 1, :per_page => 1, :include => :projects
end
def test_doesnt_remove_referenced_includes_in_count
Developer.expects(:find).returns([1])
Developer.expects(:count).with({ :include => :projects, :conditions => 'projects.id > 2' }).returns(0)
Developer.paginate :page => 1, :per_page => 1,
:include => :projects, :conditions => 'projects.id > 2'
end
end
end
end

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class Admin < User
has_many :companies, :finder_sql => 'SELECT * FROM companies'
end

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class Developer < User
has_and_belongs_to_many :projects, :include => :topics, :order => 'projects.name'
def self.with_poor_ones(&block)
with_scope :find => { :conditions => ['salary <= ?', 80000], :order => 'salary' } do
yield
end
end
named_scope :poor, :conditions => ['salary <= ?', 80000], :order => 'salary'
def self.per_page() 10 end
end

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@ -1,13 +0,0 @@
david_action_controller:
developer_id: 1
project_id: 2
joined_on: 2004-10-10
david_active_record:
developer_id: 1
project_id: 1
joined_on: 2004-10-10
jamis_active_record:
developer_id: 2
project_id: 1

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@ -1,15 +0,0 @@
class Project < ActiveRecord::Base
has_and_belongs_to_many :developers, :uniq => true
has_many :topics
# :finder_sql => 'SELECT * FROM topics WHERE (topics.project_id = #{id})',
# :counter_sql => 'SELECT COUNT(*) FROM topics WHERE (topics.project_id = #{id})'
has_many :replies, :through => :topics do
def find_recent(params = {})
with_scope :find => { :conditions => ['replies.created_at > ?', 15.minutes.ago] } do
find :all, params
end
end
end
end

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@ -1,6 +0,0 @@
active_record:
id: 1
name: Active Record
action_controller:
id: 2
name: Active Controller

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@ -1,29 +0,0 @@
witty_retort:
id: 1
topic_id: 1
content: Birdman is better!
created_at: <%= 6.hours.ago.to_s(:db) %>
another:
id: 2
topic_id: 2
content: Nuh uh!
created_at: <%= 1.hour.ago.to_s(:db) %>
spam:
id: 3
topic_id: 1
content: Nice site!
created_at: <%= 1.hour.ago.to_s(:db) %>
decisive:
id: 4
topic_id: 4
content: "I'm getting to the bottom of this"
created_at: <%= 30.minutes.ago.to_s(:db) %>
brave:
id: 5
topic_id: 4
content: "AR doesn't scare me a bit"
created_at: <%= 10.minutes.ago.to_s(:db) %>

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class Reply < ActiveRecord::Base
belongs_to :topic, :include => [:replies]
named_scope :recent, :conditions => ['replies.created_at > ?', 15.minutes.ago]
validates_presence_of :content
end

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@ -1,38 +0,0 @@
ActiveRecord::Schema.define do
create_table "users", :force => true do |t|
t.column "name", :text
t.column "salary", :integer, :default => 70000
t.column "created_at", :datetime
t.column "updated_at", :datetime
t.column "type", :text
end
create_table "projects", :force => true do |t|
t.column "name", :text
end
create_table "developers_projects", :id => false, :force => true do |t|
t.column "developer_id", :integer, :null => false
t.column "project_id", :integer, :null => false
t.column "joined_on", :date
t.column "access_level", :integer, :default => 1
end
create_table "topics", :force => true do |t|
t.column "project_id", :integer
t.column "title", :string
t.column "subtitle", :string
t.column "content", :text
t.column "created_at", :datetime
t.column "updated_at", :datetime
end
create_table "replies", :force => true do |t|
t.column "content", :text
t.column "created_at", :datetime
t.column "updated_at", :datetime
t.column "topic_id", :integer
end
end

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@ -1,6 +0,0 @@
class Topic < ActiveRecord::Base
has_many :replies, :dependent => :destroy, :order => 'replies.created_at DESC'
belongs_to :project
named_scope :mentions_activerecord, :conditions => ['topics.title LIKE ?', '%ActiveRecord%']
end

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@ -1,30 +0,0 @@
futurama:
id: 1
title: Isnt futurama awesome?
subtitle: It really is, isnt it.
content: I like futurama
created_at: <%= 1.day.ago.to_s(:db) %>
updated_at:
harvey_birdman:
id: 2
title: Harvey Birdman is the king of all men
subtitle: yup
content: He really is
created_at: <%= 2.hours.ago.to_s(:db) %>
updated_at:
rails:
id: 3
project_id: 1
title: Rails is nice
subtitle: It makes me happy
content: except when I have to hack internals to fix pagination. even then really.
created_at: <%= 20.minutes.ago.to_s(:db) %>
ar:
id: 4
project_id: 1
title: ActiveRecord sometimes freaks me out
content: "I mean, what's the deal with eager loading?"
created_at: <%= 15.minutes.ago.to_s(:db) %>

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@ -1,2 +0,0 @@
class User < ActiveRecord::Base
end

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david:
id: 1
name: David
salary: 80000
type: Developer
jamis:
id: 2
name: Jamis
salary: 150000
type: Developer
<% for digit in 3..10 %>
dev_<%= digit %>:
id: <%= digit %>
name: fixture_<%= digit %>
salary: 100000
type: Developer
<% end %>
poor_jamis:
id: 11
name: Jamis
salary: 9000
type: Developer
admin:
id: 12
name: admin
type: Admin
goofy:
id: 13
name: Goofy
type: Admin

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@ -1,37 +0,0 @@
require 'test/unit'
require 'rubygems'
# gem install redgreen for colored test output
begin require 'redgreen'; rescue LoadError; end
require 'boot' unless defined?(ActiveRecord)
class Test::Unit::TestCase
protected
def assert_respond_to_all object, methods
methods.each do |method|
[method.to_s, method.to_sym].each { |m| assert_respond_to object, m }
end
end
def collect_deprecations
old_behavior = WillPaginate::Deprecation.behavior
deprecations = []
WillPaginate::Deprecation.behavior = Proc.new do |message, callstack|
deprecations << message
end
result = yield
[result, deprecations]
ensure
WillPaginate::Deprecation.behavior = old_behavior
end
end
# Wrap tests that use Mocha and skip if unavailable.
def uses_mocha(test_name)
require 'mocha' unless Object.const_defined?(:Mocha)
rescue LoadError => load_error
$stderr.puts "Skipping #{test_name} tests. `gem install mocha` and try again."
else
yield
end

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@ -1,36 +0,0 @@
require 'lib/activerecord_test_connector'
class ActiveRecordTestCase < Test::Unit::TestCase
# Set our fixture path
if ActiveRecordTestConnector.able_to_connect
self.fixture_path = File.join(File.dirname(__FILE__), '..', 'fixtures')
self.use_transactional_fixtures = true
end
def self.fixtures(*args)
super if ActiveRecordTestConnector.connected
end
def run(*args)
super if ActiveRecordTestConnector.connected
end
# Default so Test::Unit::TestCase doesn't complain
def test_truth
end
protected
def assert_queries(num = 1)
$query_count = 0
yield
ensure
assert_equal num, $query_count, "#{$query_count} instead of #{num} queries were executed."
end
def assert_no_queries(&block)
assert_queries(0, &block)
end
end
ActiveRecordTestConnector.setup

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@ -1,69 +0,0 @@
require 'active_record'
require 'active_record/version'
require 'active_record/fixtures'
class ActiveRecordTestConnector
cattr_accessor :able_to_connect
cattr_accessor :connected
FIXTURES_PATH = File.join(File.dirname(__FILE__), '..', 'fixtures')
# Set our defaults
self.connected = false
self.able_to_connect = true
def self.setup
unless self.connected || !self.able_to_connect
setup_connection
load_schema
Dependencies.load_paths.unshift FIXTURES_PATH
self.connected = true
end
rescue Exception => e # errors from ActiveRecord setup
$stderr.puts "\nSkipping ActiveRecord tests: #{e}"
$stderr.puts "Install SQLite3 to run the full test suite for will_paginate.\n\n"
self.able_to_connect = false
end
private
def self.setup_connection
db = ENV['DB'].blank?? 'sqlite3' : ENV['DB']
configurations = YAML.load_file(File.join(File.dirname(__FILE__), '..', 'database.yml'))
raise "no configuration for '#{db}'" unless configurations.key? db
configuration = configurations[db]
ActiveRecord::Base.logger = Logger.new(STDOUT) if $0 == 'irb'
puts "using #{configuration['adapter']} adapter" unless ENV['DB'].blank?
ActiveRecord::Base.establish_connection(configuration)
ActiveRecord::Base.configurations = { db => configuration }
prepare ActiveRecord::Base.connection
unless Object.const_defined?(:QUOTED_TYPE)
Object.send :const_set, :QUOTED_TYPE, ActiveRecord::Base.connection.quote_column_name('type')
end
end
def self.load_schema
ActiveRecord::Base.silence do
ActiveRecord::Migration.verbose = false
load File.join(FIXTURES_PATH, 'schema.rb')
end
end
def self.prepare(conn)
class << conn
IGNORED_SQL = [/^PRAGMA/, /^SELECT currval/, /^SELECT CAST/, /^SELECT @@IDENTITY/, /^SELECT @@ROWCOUNT/, /^SHOW FIELDS /]
def execute_with_counting(sql, name = nil, &block)
$query_count ||= 0
$query_count += 1 unless IGNORED_SQL.any? { |r| sql =~ r }
execute_without_counting(sql, name, &block)
end
alias_method_chain :execute, :counting
end
end
end

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@ -1,11 +0,0 @@
require 'boot'
require 'lib/activerecord_test_connector'
# setup the connection
ActiveRecordTestConnector.setup
# load all fixtures
Fixtures.create_fixtures(ActiveRecordTestConnector::FIXTURES_PATH, ActiveRecord::Base.connection.tables)
require 'will_paginate'
WillPaginate.enable_activerecord

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require 'action_controller'
require 'action_controller/test_process'
require 'will_paginate'
WillPaginate.enable_actionpack
ActionController::Routing::Routes.draw do |map|
map.connect 'dummy/page/:page', :controller => 'dummy'
map.connect 'dummy/dots/page.:page', :controller => 'dummy', :action => 'dots'
map.connect 'ibocorp/:page', :controller => 'ibocorp',
:requirements => { :page => /\d+/ },
:defaults => { :page => 1 }
map.connect ':controller/:action/:id'
end
ActionController::Base.perform_caching = false
class WillPaginate::ViewTestCase < Test::Unit::TestCase
def setup
super
@controller = DummyController.new
@request = @controller.request
@html_result = nil
@template = '<%= will_paginate collection, options %>'
@view = ActionView::Base.new
@view.assigns['controller'] = @controller
@view.assigns['_request'] = @request
@view.assigns['_params'] = @request.params
end
def test_no_complain; end
protected
def paginate(collection = {}, options = {}, &block)
if collection.instance_of? Hash
page_options = { :page => 1, :total_entries => 11, :per_page => 4 }.merge(collection)
collection = [1].paginate(page_options)
end
locals = { :collection => collection, :options => options }
if defined? ActionView::InlineTemplate
# Rails 2.1
args = [ ActionView::InlineTemplate.new(@view, @template, locals) ]
else
# older Rails versions
args = [nil, @template, nil, locals]
end
@html_result = @view.render_template(*args)
@html_document = HTML::Document.new(@html_result, true, false)
if block_given?
classname = options[:class] || WillPaginate::ViewHelpers.pagination_options[:class]
assert_select("div.#{classname}", 1, 'no main DIV', &block)
end
end
def response_from_page_or_rjs
@html_document.root
end
def validate_page_numbers expected, links, param_name = :page
param_pattern = /\W#{CGI.escape(param_name.to_s)}=([^&]*)/
assert_equal(expected, links.map { |e|
e['href'] =~ param_pattern
$1 ? $1.to_i : $1
})
end
def assert_links_match pattern, links = nil, numbers = nil
links ||= assert_select 'div.pagination a[href]' do |elements|
elements
end
pages = [] if numbers
links.each do |el|
assert_match pattern, el['href']
if numbers
el['href'] =~ pattern
pages << ($1.nil?? nil : $1.to_i)
end
end
assert_equal numbers, pages, "page numbers don't match" if numbers
end
def assert_no_links_match pattern
assert_select 'div.pagination a[href]' do |elements|
elements.each do |el|
assert_no_match pattern, el['href']
end
end
end
end
class DummyRequest
attr_accessor :symbolized_path_parameters
def initialize
@get = true
@params = {}
@symbolized_path_parameters = { :controller => 'foo', :action => 'bar' }
end
def get?
@get
end
def post
@get = false
end
def relative_url_root
''
end
def params(more = nil)
@params.update(more) if more
@params
end
end
class DummyController
attr_reader :request
attr_accessor :controller_name
def initialize
@request = DummyRequest.new
@url = ActionController::UrlRewriter.new(@request, @request.params)
end
def params
@request.params
end
def url_for(params)
@url.rewrite(params)
end
end
module HTML
Node.class_eval do
def inner_text
children.map(&:inner_text).join('')
end
end
Text.class_eval do
def inner_text
self.to_s
end
end
Tag.class_eval do
def inner_text
childless?? '' : super
end
end
end

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require 'rake/testtask'
desc 'Test the will_paginate plugin.'
Rake::TestTask.new(:test) do |t|
t.pattern = 'test/**/*_test.rb'
t.verbose = true
t.libs << 'test'
end
# I want to specify environment variables at call time
class EnvTestTask < Rake::TestTask
attr_accessor :env
def ruby(*args)
env.each { |key, value| ENV[key] = value } if env
super
env.keys.each { |key| ENV.delete key } if env
end
end
for configuration in %w( sqlite3 mysql postgres )
EnvTestTask.new("test_#{configuration}") do |t|
t.pattern = 'test/finder_test.rb'
t.verbose = true
t.env = { 'DB' => configuration }
t.libs << 'test'
end
end
task :test_databases => %w(test_mysql test_sqlite3 test_postgres)
desc %{Test everything on SQLite3, MySQL and PostgreSQL}
task :test_full => %w(test test_mysql test_postgres)
desc %{Test everything with Rails 2.1.x, 2.0.x & 1.2.x gems}
task :test_all do
all = Rake::Task['test_full']
versions = %w(2.1.0 2.0.2 1.2.6)
versions.each do |version|
ENV['RAILS_VERSION'] = "~> #{version}"
all.invoke
reset_invoked unless version == versions.last
end
end
def reset_invoked
%w( test_full test test_mysql test_postgres ).each do |name|
Rake::Task[name].instance_variable_set '@already_invoked', false
end
end
task :rcov do
excludes = %w( lib/will_paginate/named_scope*
lib/will_paginate/core_ext.rb
lib/will_paginate.rb
rails* )
system %[rcov -Itest:lib test/*.rb -x #{excludes.join(',')}]
end

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require 'helper'
require 'lib/view_test_process'
class AdditionalLinkAttributesRenderer < WillPaginate::LinkRenderer
def initialize(link_attributes = nil)
super()
@additional_link_attributes = link_attributes || { :default => 'true' }
end
def page_link(page, text, attributes = {})
@template.link_to text, url_for(page), attributes.merge(@additional_link_attributes)
end
end
class ViewTest < WillPaginate::ViewTestCase
## basic pagination ##
def test_will_paginate
paginate do |pagination|
assert_select 'a[href]', 3 do |elements|
validate_page_numbers [2,3,2], elements
assert_select elements.last, ':last-child', "Next &raquo;"
end
assert_select 'span', 2
assert_select 'span.disabled:first-child', '&laquo; Previous'
assert_select 'span.current', '1'
assert_equal '&laquo; Previous 1 2 3 Next &raquo;', pagination.first.inner_text
end
end
def test_no_pagination_when_page_count_is_one
paginate :per_page => 30
assert_equal '', @html_result
end
def test_will_paginate_with_options
paginate({ :page => 2 },
:class => 'will_paginate', :previous_label => 'Prev', :next_label => 'Next') do
assert_select 'a[href]', 4 do |elements|
validate_page_numbers [1,1,3,3], elements
# test rel attribute values:
assert_select elements[1], 'a', '1' do |link|
assert_equal 'prev start', link.first['rel']
end
assert_select elements.first, 'a', "Prev" do |link|
assert_equal 'prev start', link.first['rel']
end
assert_select elements.last, 'a', "Next" do |link|
assert_equal 'next', link.first['rel']
end
end
assert_select 'span.current', '2'
end
end
def test_will_paginate_using_renderer_class
paginate({}, :renderer => AdditionalLinkAttributesRenderer) do
assert_select 'a[default=true]', 3
end
end
def test_will_paginate_using_renderer_instance
renderer = WillPaginate::LinkRenderer.new
renderer.gap_marker = '<span class="my-gap">~~</span>'
paginate({ :per_page => 2 }, :inner_window => 0, :outer_window => 0, :renderer => renderer) do
assert_select 'span.my-gap', '~~'
end
renderer = AdditionalLinkAttributesRenderer.new(:title => 'rendered')
paginate({}, :renderer => renderer) do
assert_select 'a[title=rendered]', 3
end
end
def test_prev_next_links_have_classnames
paginate do |pagination|
assert_select 'span.disabled.prev_page:first-child'
assert_select 'a.next_page[href]:last-child'
end
end
def test_prev_label_deprecated
assert_deprecated ':previous_label' do
paginate({ :page => 2 }, :prev_label => 'Deprecated') do
assert_select 'a[href]:first-child', 'Deprecated'
end
end
end
def test_full_output
paginate
expected = <<-HTML
<div class="pagination"><span class="disabled prev_page">&laquo; Previous</span>
<span class="current">1</span>
<a href="/foo/bar?page=2" rel="next">2</a>
<a href="/foo/bar?page=3">3</a>
<a href="/foo/bar?page=2" class="next_page" rel="next">Next &raquo;</a></div>
HTML
expected.strip!.gsub!(/\s{2,}/, ' ')
assert_dom_equal expected, @html_result
end
def test_escaping_of_urls
paginate({:page => 1, :per_page => 1, :total_entries => 2},
:page_links => false, :params => { :tag => '<br>' })
assert_select 'a[href]', 1 do |links|
query = links.first['href'].split('?', 2)[1]
assert_equal %w(page=2 tag=%3Cbr%3E), query.split('&amp;').sort
end
end
## advanced options for pagination ##
def test_will_paginate_without_container
paginate({}, :container => false)
assert_select 'div.pagination', 0, 'main DIV present when it shouldn\'t'
assert_select 'a[href]', 3
end
def test_will_paginate_without_page_links
paginate({ :page => 2 }, :page_links => false) do
assert_select 'a[href]', 2 do |elements|
validate_page_numbers [1,3], elements
end
end
end
def test_will_paginate_windows
paginate({ :page => 6, :per_page => 1 }, :inner_window => 1) do |pagination|
assert_select 'a[href]', 8 do |elements|
validate_page_numbers [5,1,2,5,7,10,11,7], elements
assert_select elements.first, 'a', '&laquo; Previous'
assert_select elements.last, 'a', 'Next &raquo;'
end
assert_select 'span.current', '6'
assert_equal '&laquo; Previous 1 2 &hellip; 5 6 7 &hellip; 10 11 Next &raquo;', pagination.first.inner_text
end
end
def test_will_paginate_eliminates_small_gaps
paginate({ :page => 6, :per_page => 1 }, :inner_window => 2) do
assert_select 'a[href]', 12 do |elements|
validate_page_numbers [5,1,2,3,4,5,7,8,9,10,11,7], elements
end
end
end
def test_container_id
paginate do |div|
assert_nil div.first['id']
end
# magic ID
paginate({}, :id => true) do |div|
assert_equal 'fixnums_pagination', div.first['id']
end
# explicit ID
paginate({}, :id => 'custom_id') do |div|
assert_equal 'custom_id', div.first['id']
end
end
## other helpers ##
def test_paginated_section
@template = <<-ERB
<% paginated_section collection, options do %>
<%= content_tag :div, '', :id => "developers" %>
<% end %>
ERB
paginate
assert_select 'div.pagination', 2
assert_select 'div.pagination + div#developers', 1
end
def test_page_entries_info
@template = '<%= page_entries_info collection %>'
array = ('a'..'z').to_a
paginate array.paginate(:page => 2, :per_page => 5)
assert_equal %{Displaying strings <b>6&nbsp;-&nbsp;10</b> of <b>26</b> in total},
@html_result
paginate array.paginate(:page => 7, :per_page => 4)
assert_equal %{Displaying strings <b>25&nbsp;-&nbsp;26</b> of <b>26</b> in total},
@html_result
end
def test_page_entries_info_with_longer_class_name
@template = '<%= page_entries_info collection %>'
collection = ('a'..'z').to_a.paginate
collection.first.stubs(:class).returns(mock('class', :name => 'ProjectType'))
paginate collection
assert @html_result.index('project types'), "expected <#{@html_result.inspect}> to mention 'project types'"
end
def test_page_entries_info_with_single_page_collection
@template = '<%= page_entries_info collection %>'
paginate(('a'..'d').to_a.paginate(:page => 1, :per_page => 5))
assert_equal %{Displaying <b>all 4</b> strings}, @html_result
paginate(['a'].paginate(:page => 1, :per_page => 5))
assert_equal %{Displaying <b>1</b> string}, @html_result
paginate([].paginate(:page => 1, :per_page => 5))
assert_equal %{No entries found}, @html_result
end
def test_page_entries_info_with_custom_entry_name
@template = '<%= page_entries_info collection, :entry_name => "author" %>'
entries = (1..20).to_a
paginate(entries.paginate(:page => 1, :per_page => 5))
assert_equal %{Displaying authors <b>1&nbsp;-&nbsp;5</b> of <b>20</b> in total}, @html_result
paginate(entries.paginate(:page => 1, :per_page => 20))
assert_equal %{Displaying <b>all 20</b> authors}, @html_result
paginate(['a'].paginate(:page => 1, :per_page => 5))
assert_equal %{Displaying <b>1</b> author}, @html_result
paginate([].paginate(:page => 1, :per_page => 5))
assert_equal %{No authors found}, @html_result
end
## parameter handling in page links ##
def test_will_paginate_preserves_parameters_on_get
@request.params :foo => { :bar => 'baz' }
paginate
assert_links_match /foo%5Bbar%5D=baz/
end
def test_will_paginate_doesnt_preserve_parameters_on_post
@request.post
@request.params :foo => 'bar'
paginate
assert_no_links_match /foo=bar/
end
def test_adding_additional_parameters
paginate({}, :params => { :foo => 'bar' })
assert_links_match /foo=bar/
end
def test_adding_anchor_parameter
paginate({}, :params => { :anchor => 'anchor' })
assert_links_match /#anchor$/
end
def test_removing_arbitrary_parameters
@request.params :foo => 'bar'
paginate({}, :params => { :foo => nil })
assert_no_links_match /foo=bar/
end
def test_adding_additional_route_parameters
paginate({}, :params => { :controller => 'baz', :action => 'list' })
assert_links_match %r{\Wbaz/list\W}
end
def test_will_paginate_with_custom_page_param
paginate({ :page => 2 }, :param_name => :developers_page) do
assert_select 'a[href]', 4 do |elements|
validate_page_numbers [1,1,3,3], elements, :developers_page
end
end
end
def test_complex_custom_page_param
@request.params :developers => { :page => 2 }
paginate({ :page => 2 }, :param_name => 'developers[page]') do
assert_select 'a[href]', 4 do |links|
assert_links_match /\?developers%5Bpage%5D=\d+$/, links
validate_page_numbers [1,1,3,3], links, 'developers[page]'
end
end
end
def test_custom_routing_page_param
@request.symbolized_path_parameters.update :controller => 'dummy', :action => nil
paginate :per_page => 2 do
assert_select 'a[href]', 6 do |links|
assert_links_match %r{/page/(\d+)$}, links, [2, 3, 4, 5, 6, 2]
end
end
end
def test_custom_routing_page_param_with_dot_separator
@request.symbolized_path_parameters.update :controller => 'dummy', :action => 'dots'
paginate :per_page => 2 do
assert_select 'a[href]', 6 do |links|
assert_links_match %r{/page\.(\d+)$}, links, [2, 3, 4, 5, 6, 2]
end
end
end
def test_custom_routing_with_first_page_hidden
@request.symbolized_path_parameters.update :controller => 'ibocorp', :action => nil
paginate :page => 2, :per_page => 2 do
assert_select 'a[href]', 7 do |links|
assert_links_match %r{/ibocorp(?:/(\d+))?$}, links, [nil, nil, 3, 4, 5, 6, 3]
end
end
end
## internal hardcore stuff ##
class LegacyCollection < WillPaginate::Collection
alias :page_count :total_pages
undef :total_pages
end
def test_deprecation_notices_with_page_count
collection = LegacyCollection.new(1, 1, 2)
assert_deprecated collection.class.name do
paginate collection
end
end
uses_mocha 'view internals' do
def test_collection_name_can_be_guessed
collection = mock
collection.expects(:total_pages).returns(1)
@template = '<%= will_paginate options %>'
@controller.controller_name = 'developers'
@view.assigns['developers'] = collection
paginate(nil)
end
end
def test_inferred_collection_name_raises_error_when_nil
@template = '<%= will_paginate options %>'
@controller.controller_name = 'developers'
e = assert_raise ArgumentError do
paginate(nil)
end
assert e.message.include?('@developers')
end
if ActionController::Base.respond_to? :rescue_responses
# only on Rails 2
def test_rescue_response_hook_presence
assert_equal :not_found,
ActionController::Base.rescue_responses['WillPaginate::InvalidPage']
end
end
end

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Gem::Specification.new do |s|
s.name = 'will_paginate'
s.version = '2.3.2'
s.date = '2008-05-16'
s.summary = "Most awesome pagination solution for Rails"
s.description = "The will_paginate library provides a simple, yet powerful and extensible API for ActiveRecord pagination and rendering of pagination links in ActionView templates."
s.authors = ['Mislav Marohnić', 'PJ Hyett']
s.email = 'mislav.marohnic@gmail.com'
s.homepage = 'http://github.com/mislav/will_paginate/wikis'
s.has_rdoc = true
s.rdoc_options = ['--main', 'README.rdoc']
s.rdoc_options << '--inline-source' << '--charset=UTF-8'
s.extra_rdoc_files = ['README.rdoc', 'LICENSE', 'CHANGELOG']
s.add_dependency 'activesupport', ['>= 1.4.4']
s.files = %w(CHANGELOG LICENSE README.rdoc Rakefile examples examples/apple-circle.gif examples/index.haml examples/index.html examples/pagination.css examples/pagination.sass init.rb lib lib/will_paginate lib/will_paginate.rb lib/will_paginate/array.rb lib/will_paginate/collection.rb lib/will_paginate/core_ext.rb lib/will_paginate/finder.rb lib/will_paginate/named_scope.rb lib/will_paginate/named_scope_patch.rb lib/will_paginate/version.rb lib/will_paginate/view_helpers.rb test test/boot.rb test/collection_test.rb test/console test/database.yml test/finder_test.rb test/fixtures test/fixtures/admin.rb test/fixtures/developer.rb test/fixtures/developers_projects.yml test/fixtures/project.rb test/fixtures/projects.yml test/fixtures/replies.yml test/fixtures/reply.rb test/fixtures/schema.rb test/fixtures/topic.rb test/fixtures/topics.yml test/fixtures/user.rb test/fixtures/users.yml test/helper.rb test/lib test/lib/activerecord_test_case.rb test/lib/activerecord_test_connector.rb test/lib/load_fixtures.rb test/lib/view_test_process.rb test/tasks.rake test/view_test.rb)
s.test_files = %w(test/boot.rb test/collection_test.rb test/console test/database.yml test/finder_test.rb test/fixtures test/fixtures/admin.rb test/fixtures/developer.rb test/fixtures/developers_projects.yml test/fixtures/project.rb test/fixtures/projects.yml test/fixtures/replies.yml test/fixtures/reply.rb test/fixtures/schema.rb test/fixtures/topic.rb test/fixtures/topics.yml test/fixtures/user.rb test/fixtures/users.yml test/helper.rb test/lib test/lib/activerecord_test_case.rb test/lib/activerecord_test_connector.rb test/lib/load_fixtures.rb test/lib/view_test_process.rb test/tasks.rake test/view_test.rb)
end