[Docs] Wire up the search feature.

doc-src/assets/javascripts/jquery.url.packed.js

@@ -0,0 +1 @@
+jQuery.url=function(){var segments={};var parsed={};var options={url:window.location,strictMode:false,key:["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],q:{name:"queryKey",parser:/(?:^|&)([^&=]*)=?([^&]*)/g},parser:{strict:/^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,loose:/^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/}};var parseUri=function(){str=decodeURI(options.url);var m=options.parser[options.strictMode?"strict":"loose"].exec(str);var uri={};var i=14;while(i--){uri[options.key[i]]=m[i]||""}uri[options.q.name]={};uri[options.key[12]].replace(options.q.parser,function($0,$1,$2){if($1){uri[options.q.name][$1]=$2}});return uri};var key=function(key){if(!parsed.length){setUp()}if(key=="base"){if(parsed.port!==null&&parsed.port!==""){return parsed.protocol+"://"+parsed.host+":"+parsed.port+"/"}else{return parsed.protocol+"://"+parsed.host+"/"}}return(parsed[key]==="")?null:parsed[key]};var param=function(item){if(!parsed.length){setUp()}return(parsed.queryKey[item]===null)?null:parsed.queryKey[item]};var setUp=function(){parsed=parseUri();getSegments()};var getSegments=function(){var p=parsed.path;segments=[];segments=parsed.path.length==1?{}:(p.charAt(p.length-1)=="/"?p.substring(1,p.length-1):path=p.substring(1)).split("/")};return{setMode:function(mode){strictMode=mode=="strict"?true:false;return this},setUrl:function(newUri){options.url=newUri===undefined?window.location:newUri;setUp();return this},segment:function(pos){if(!parsed.length){setUp()}if(pos===undefined){return segments.length}return(segments[pos]===""||segments[pos]===undefined)?null:segments[pos]},attr:key,param:param}}();

doc-src/content/search-data.js.erb

@@ -1,7 +1,34 @@
-function search(term, callback) {
-  var ids = index.terms[term] || index.approximate[term] || [];
-  var items = $.map(ids, function(id){ return index.items[id]; });
-  callback(items)
+function unique(arrayName)
+ {
+    var newArray = new Array();
+    label: for (var i = 0; i < arrayName.length; i++)
+    {
+        for (var j = 0; j < newArray.length; j++)
+        {
+            if (newArray[j] == arrayName[i])
+            continue label;
+        }
+        newArray[newArray.length] = arrayName[i];
+    }
+    return newArray;
+}
+function search(query, callback) {
+  var terms = $.trim(query).replace(/[\W\s_]+/m,' ').toLowerCase().split(/\s+/);
+  var matching_ids = null;
+  for (var i = 0; i < terms.length; i++) {
+    var term = terms[i];
+    var exactmatch = index.terms[term] || [];
+    var approxmatch = index.approximate[term] || [];
+    var ids = unique(exactmatch.concat(approxmatch));
+    if (matching_ids) {
+      matching_ids = $.grep(matching_ids, function(id) {
+        return ids.indexOf(id) != -1;
+      });
+    } else {
+      matching_ids = ids;
+    }
+  }
+  callback($.map(matching_ids, function(id){ return index.items[id]; }))
 }
 
 var index = <%= search_index.to_json %>;

doc-src/content/search.haml

@@ -5,9 +5,14 @@ body_id: search
 ---
 - content_for(:javascripts) do
   %script(type="text/javascript" src="/docs/javascripts/search-data.js")
+  %script(type="text/javascript" src="/docs/javascripts/jquery.url.packed.js")
   :javascript
     $(function(){
-      $('input').keypress(function(){
+      if ($.url.param("q")) {
+        $('input#q').attr('value', $.url.param("q"));
+        search($.url.param("q"), displayResults);
+      }
+      $('input#q').keyup(function(){
         search(this.value, displayResults);
       });
     })
@@ -22,7 +27,7 @@ body_id: search
         $('ol#results').html("<li class='none'>Nothing found.</li>");
       }
     }
-%input{:type => "text", :placeholder=>"Search"}
+%input#q{:type => "text", :placeholder=>"Search"}
 
 %ol#results
   %li.none Please enter a search term.

doc-src/content/stylesheets/_specifics.sass

@@ -15,4 +15,14 @@
   #ex3 dd
     +radial-gradient(color-stops(#FFF, #F00 5px, #0C0, #00C 25px), center center)
 
-    
+body#search
+  #page
+    +box-sizing(border)
+    text-align: center
+    input
+      width: 50%
+      font-size: 3em
+    ol
+      list-style-position: inside
+      margin-left: 25%
+      text-align: left

doc-src/layouts/main.haml

@@ -30,10 +30,10 @@
           Current Version:
           %a.number(href="/docs/CHANGELOG/")= compass_version
         #search-docs
-          %form
+          %form{:action => "/docs/search/", :method => "GET"}
             %p
               %label{:for => "search"} search
-              %input#search{:name => "search", :type => "text", :value => "", :placeholder => "doesn't work yet"}
+              %input#search{:name => "q", :type => "text", :value => ""}
     - if @item[:content_for_module_nav]
       %nav#module-nav= @item[:content_for_module_nav]
     #page= yield

doc-src/lib/search.rb

@@ -38,7 +38,7 @@ def search_terms_for(item)
     content = item.rep_named(:default).compiled_content
     doc = Nokogiri::HTML(content)
     full_text = doc.css("p, h1, h2, h3, h4, h5, h6").map{|el| el.inner_text}.join(" ")
-    "#{item[:title]} #{item[:meta_description]} #{full_text}".gsub(/[\W\s]+/m,' ').downcase.split(/\s+/).uniq - STOP_WORDS
+    "#{item[:title]} #{item[:meta_description]} #{full_text}".gsub(/[\W\s_]+/m,' ').downcase.split(/\s+/).uniq - STOP_WORDS
   else
     []
   end
@@ -53,18 +53,20 @@ def search_index
   }
   @items.each do |item|
     search_terms_for(item).each do |term|
-      idx["terms"][term] = []
+      idx["terms"][term] ||= []
       idx["terms"][term] << id
       (0...term.length).each do |c|
         subterm = term[0...c]
+        # puts "Indexing: #{subterm}"
         idx["approximate"][subterm] ||= []
         unless idx["approximate"][subterm].include?(id)
           idx["approximate"][subterm] << id
         end
       end
+      # puts "Indexed: #{term}"
     end
     idx["items"][id] = {
-      "url" => item.identifier,
+      "url" => "/docs#{item.identifier}",
       "title" => item[:title],
       "crumb" => item[:crumb]
     }