diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/text_helper.rb')
| -rw-r--r-- | actionpack/lib/action_view/helpers/text_helper.rb | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/actionpack/lib/action_view/helpers/text_helper.rb b/actionpack/lib/action_view/helpers/text_helper.rb index 06e2b027da..ca09c77b5c 100644 --- a/actionpack/lib/action_view/helpers/text_helper.rb +++ b/actionpack/lib/action_view/helpers/text_helper.rb @@ -265,60 +265,6 @@ module ActionView text.html_safe.safe_concat("</p>") end - # Turns all URLs and e-mail addresses into clickable links. The <tt>:link</tt> option - # will limit what should be linked. You can add HTML attributes to the links using - # <tt>:html</tt>. Possible values for <tt>:link</tt> are <tt>:all</tt> (default), - # <tt>:email_addresses</tt>, and <tt>:urls</tt>. If a block is given, each URL and - # e-mail address is yielded and the result is used as the link text. - # - # ==== Examples - # auto_link("Go to http://www.rubyonrails.org and say hello to david@loudthinking.com") - # # => "Go to <a href=\"http://www.rubyonrails.org\">http://www.rubyonrails.org</a> and - # # say hello to <a href=\"mailto:david@loudthinking.com\">david@loudthinking.com</a>" - # - # auto_link("Visit http://www.loudthinking.com/ or e-mail david@loudthinking.com", :link => :urls) - # # => "Visit <a href=\"http://www.loudthinking.com/\">http://www.loudthinking.com/</a> - # # or e-mail david@loudthinking.com" - # - # auto_link("Visit http://www.loudthinking.com/ or e-mail david@loudthinking.com", :link => :email_addresses) - # # => "Visit http://www.loudthinking.com/ or e-mail <a href=\"mailto:david@loudthinking.com\">david@loudthinking.com</a>" - # - # post_body = "Welcome to my new blog at http://www.myblog.com/. Please e-mail me at me@email.com." - # auto_link(post_body, :html => { :target => '_blank' }) do |text| - # truncate(text, :length => 15) - # end - # # => "Welcome to my new blog at <a href=\"http://www.myblog.com/\" target=\"_blank\">http://www.m...</a>. - # Please e-mail me at <a href=\"mailto:me@email.com\">me@email.com</a>." - # - # - # You can still use <tt>auto_link</tt> with the old API that accepts the - # +link+ as its optional second parameter and the +html_options+ hash - # as its optional third parameter: - # post_body = "Welcome to my new blog at http://www.myblog.com/. Please e-mail me at me@email.com." - # auto_link(post_body, :urls) - # # => "Welcome to my new blog at <a href=\"http://www.myblog.com/\">http://www.myblog.com</a>. - # Please e-mail me at me@email.com." - # - # auto_link(post_body, :all, :target => "_blank") - # # => "Welcome to my new blog at <a href=\"http://www.myblog.com/\" target=\"_blank\">http://www.myblog.com</a>. - # Please e-mail me at <a href=\"mailto:me@email.com\">me@email.com</a>." - def auto_link(text, *args, &block)#link = :all, html = {}, &block) - return '' if text.blank? - - options = args.size == 2 ? {} : args.extract_options! # this is necessary because the old auto_link API has a Hash as its last parameter - unless args.empty? - options[:link] = args[0] || :all - options[:html] = args[1] || {} - end - options.reverse_merge!(:link => :all, :html => {}) - - case options[:link].to_sym - when :all then auto_link_email_addresses(auto_link_urls(text, options[:html], options, &block), options[:html], &block) - when :email_addresses then auto_link_email_addresses(text, options[:html], &block) - when :urls then auto_link_urls(text, options[:html], options, &block) - end - end - # Creates a Cycle object whose _to_s_ method cycles through elements of an # array every time it is called. This can be used for example, to alternate # classes for table rows. You can use named cycles to allow nesting in loops. @@ -464,77 +410,6 @@ module ActionView @_cycles = Hash.new unless defined?(@_cycles) @_cycles[name] = cycle_object end - - AUTO_LINK_RE = %r{ - (?: ([0-9A-Za-z+.:-]+:)// | www\. ) - [^\s<]+ - }x - - # regexps for determining context, used high-volume - AUTO_LINK_CRE = [/<[^>]+$/, /^[^>]*>/, /<a\b.*?>/i, /<\/a>/i] - - AUTO_EMAIL_RE = /[\w.!#\$%+-]+@[\w-]+(?:\.[\w-]+)+/ - - BRACKETS = { ']' => '[', ')' => '(', '}' => '{' } - - # Turns all urls into clickable links. If a block is given, each url - # is yielded and the result is used as the link text. - def auto_link_urls(text, html_options = {}, options = {}) - link_attributes = html_options.stringify_keys - text.gsub(AUTO_LINK_RE) do - scheme, href = $1, $& - punctuation = [] - - if auto_linked?($`, $') - # do not change string; URL is already linked - href - else - # don't include trailing punctuation character as part of the URL - while href.sub!(/[^\w\/-]$/, '') - punctuation.push $& - if opening = BRACKETS[punctuation.last] and href.scan(opening).size > href.scan(punctuation.last).size - href << punctuation.pop - break - end - end - - link_text = block_given?? yield(href) : href - href = 'http://' + href unless scheme - - unless options[:sanitize] == false - link_text = sanitize(link_text) - href = sanitize(href) - end - content_tag(:a, link_text, link_attributes.merge('href' => href), !!options[:sanitize]) + punctuation.reverse.join('') - end - end - end - - # Turns all email addresses into clickable links. If a block is given, - # each email is yielded and the result is used as the link text. - def auto_link_email_addresses(text, html_options = {}, options = {}) - text.gsub(AUTO_EMAIL_RE) do - text = $& - - if auto_linked?($`, $') - text.html_safe - else - display_text = (block_given?) ? yield(text) : text - - unless options[:sanitize] == false - text = sanitize(text) - display_text = sanitize(display_text) unless text == display_text - end - mail_to text, display_text, html_options - end - end - end - - # Detects already linked context or position in the middle of a tag - def auto_linked?(left, right) - (left =~ AUTO_LINK_CRE[0] and right =~ AUTO_LINK_CRE[1]) or - (left.rindex(AUTO_LINK_CRE[2]) and $' !~ AUTO_LINK_CRE[3]) - end end end end |