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  Class: PagePerformance::Utils::TagScanner
  
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    <span class="title">TagScanner</span>
  

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    <div id="content"><h1>Class: PagePerformance::Utils::TagScanner
  
  
  
</h1>

<dl class="box">
  
    <dt class="r1">Inherits:</dt>
    <dd class="r1">
      <span class="inheritName"><span class='object_link'><a href="HttpHelper.html" title="PagePerformance::Utils::HttpHelper (class)">HttpHelper</a></span></span>
      
        <ul class="fullTree">
          <li>Object</li>
          
            <li class="next"><span class='object_link'><a href="HttpHelper.html" title="PagePerformance::Utils::HttpHelper (class)">HttpHelper</a></span></li>
          
            <li class="next">PagePerformance::Utils::TagScanner</li>
          
        </ul>
        <a href="#" class="inheritanceTree">show all</a>
      
      </dd>
    
  
  
    
  
    
  
  
  
    <dt class="r2 last">Defined in:</dt>
    <dd class="r2 last">lib/page_performance/utils/tag_scanner.rb</dd>
  
</dl>
<div class="clear"></div>





  <h2>Instance Attribute Summary <small>(<a href="#" class="summary_toggle">collapse</a>)</small></h2>
  <ul class="summary">
    
      <li class="public ">
  <span class="summary_signature">
    
      <a href="#found_tags_for_urls-instance_method" title="#found_tags_for_urls (instance method)">- (Object) <strong>found_tags_for_urls</strong> </a>
    

    
  </span>
  
  
  
    
    
  
  
  
  
  

  
    <span class="summary_desc"><div class='inline'><p>
Returns the value of attribute found_tags_for_urls.
</p>
</div></span>
  
</li>

    
  </ul>




  
    <h2>
      Instance Method Summary
      <small>(<a href="#" class="summary_toggle">collapse</a>)</small>
    </h2>

    <ul class="summary">
      
        <li class="private ">
  <span class="summary_signature">
    
      <a href="#count_tags-instance_method" title="#count_tags (instance method)">- (Object) <strong>count_tags</strong>(url, html) </a>
    

    
  </span>
  
  
  
  <span class="note title private">private</span>
  
  
  

  
    <span class="summary_desc"><div class='inline'></div></span>
  
</li>

      
        <li class="private ">
  <span class="summary_signature">
    
      <a href="#fetch_html_from_urls-instance_method" title="#fetch_html_from_urls (instance method)">- (Object) <strong>fetch_html_from_urls</strong> </a>
    

    
  </span>
  
  
  
  <span class="note title private">private</span>
  
  
  

  
    <span class="summary_desc"><div class='inline'></div></span>
  
</li>

      
        <li class="public ">
  <span class="summary_signature">
    
      <a href="#initialize-instance_method" title="#initialize (instance method)">- (TagScanner) <strong>initialize</strong>(options) </a>
    

    
  </span>
  
  
    <span class="note title constructor">constructor</span>
  
  
  
  
  
  

  
    <span class="summary_desc"><div class='inline'><p>
A new instance of TagScanner.
</p>
</div></span>
  
</li>

      
        <li class="private ">
  <span class="summary_signature">
    
      <a href="#tag_occurence-instance_method" title="#tag_occurence (instance method)">- (Object) <strong>tag_occurence</strong>(tag, html) </a>
    

    
  </span>
  
  
  
  <span class="note title private">private</span>
  
  
  

  
    <span class="summary_desc"><div class='inline'></div></span>
  
</li>

      
    </ul>
  


  
  
  
  
  
  
  
  
  <h3 class="inherited">Methods inherited from <span class='object_link'><a href="HttpHelper.html" title="PagePerformance::Utils::HttpHelper (class)">HttpHelper</a></span></h3>
  <p class="inherited"><span class='object_link'><a href="HttpHelper.html#fetch_url-instance_method" title="PagePerformance::Utils::HttpHelper#fetch_url (method)">#fetch_url</a></span>, <span class='object_link'><a href="HttpHelper.html#formated_url-instance_method" title="PagePerformance::Utils::HttpHelper#formated_url (method)">#formated_url</a></span></p>
<div id="constructor_details" class="method_details_list">
  <h2>Constructor Details</h2>
  
    <div class="method_details first">
  <h3 class="signature first" id="initialize-instance_method">
  
    - (<tt><span class='object_link'><a href="" title="PagePerformance::Utils::TagScanner (class)">TagScanner</a></span></tt>) <strong>initialize</strong>(options) 
  

  

  
</h3><div class="docstring">
  <div class="discussion">
    <p>
A new instance of TagScanner
</p>


  </div>
</div>
<div class="tags">
  

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    </td>
    <td>
      <pre class="code"><span class="info file"># File 'lib/page_performance/utils/tag_scanner.rb', line 6</span>

<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_options'>options</span><span class='rparen'>)</span>
  <span class='ivar'>@options</span> <span class='op'>=</span> <span class='id identifier rubyid_options'>options</span>
  <span class='ivar'>@found_tags_for_urls</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span>
  <span class='id identifier rubyid_fetch_html_from_urls'>fetch_html_from_urls</span>
<span class='kw'>end</span></pre>
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  <div id="instance_attr_details" class="attr_details">
    <h2>Instance Attribute Details</h2>
    
      
      <span id="found_tags_for_urls=-instance_method"></span>
      <span id="found_tags_for_urls-instance_method"></span>
      <div class="method_details first">
  <h3 class="signature first" id="found_tags_for_urls-instance_method">
  
    - (<tt>Object</tt>) <strong>found_tags_for_urls</strong> 
  

  

  
</h3><div class="docstring">
  <div class="discussion">
    <p>
Returns the value of attribute found_tags_for_urls
</p>


  </div>
</div>
<div class="tags">
  

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    </td>
    <td>
      <pre class="code"><span class="info file"># File 'lib/page_performance/utils/tag_scanner.rb', line 4</span>

<span class='kw'>def</span> <span class='id identifier rubyid_found_tags_for_urls'>found_tags_for_urls</span>
  <span class='ivar'>@found_tags_for_urls</span>
<span class='kw'>end</span></pre>
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  </div>


  <div id="instance_method_details" class="method_details_list">
    <h2>Instance Method Details</h2>

    
      <div class="method_details first">
  <h3 class="signature first" id="count_tags-instance_method">
  
    - (<tt>Object</tt>) <strong>count_tags</strong>(url, html)  <span class="extras">(private)</span>
  

  

  
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      <pre class="code"><span class="info file"># File 'lib/page_performance/utils/tag_scanner.rb', line 29</span>

<span class='kw'>def</span> <span class='id identifier rubyid_count_tags'>count_tags</span><span class='lparen'>(</span><span class='id identifier rubyid_url'>url</span><span class='comma'>,</span> <span class='id identifier rubyid_html'>html</span><span class='rparen'>)</span>
  <span class='ivar'>@found_tags_for_urls</span><span class='lbracket'>[</span><span class='id identifier rubyid_url'>url</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span>
  <span class='ivar'>@found_tags_for_urls</span><span class='lbracket'>[</span><span class='id identifier rubyid_url'>url</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:script</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_tag_occurence'>tag_occurence</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>script</span><span class='tstring_end'>'</span></span><span class='comma'>,</span> <span class='id identifier rubyid_html'>html</span><span class='rparen'>)</span> <span class='kw'>if</span> <span class='ivar'>@options</span><span class='lbracket'>[</span><span class='symbol'>:script</span><span class='rbracket'>]</span>
  <span class='ivar'>@found_tags_for_urls</span><span class='lbracket'>[</span><span class='id identifier rubyid_url'>url</span><span class='rbracket'>]</span><span class='lbracket'>[</span><span class='symbol'>:iframe</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_tag_occurence'>tag_occurence</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>'</span><span class='tstring_content'>iframe</span><span class='tstring_end'>'</span></span><span class='comma'>,</span> <span class='id identifier rubyid_html'>html</span><span class='rparen'>)</span> <span class='kw'>if</span> <span class='ivar'>@options</span><span class='lbracket'>[</span><span class='symbol'>:iframe</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
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      <div class="method_details ">
  <h3 class="signature " id="fetch_html_from_urls-instance_method">
  
    - (<tt>Object</tt>) <strong>fetch_html_from_urls</strong>  <span class="extras">(private)</span>
  

  

  
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    <td>
      <pre class="code"><span class="info file"># File 'lib/page_performance/utils/tag_scanner.rb', line 14</span>

<span class='kw'>def</span> <span class='id identifier rubyid_fetch_html_from_urls'>fetch_html_from_urls</span>
  <span class='ivar'>@options</span><span class='lbracket'>[</span><span class='symbol'>:urls</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_url'>url</span><span class='op'>|</span>
    <span class='kw'>begin</span>
      <span class='id identifier rubyid_html'>html</span> <span class='op'>=</span> <span class='id identifier rubyid_fetch_url'>fetch_url</span><span class='lparen'>(</span><span class='id identifier rubyid_formated_url'>formated_url</span><span class='lparen'>(</span><span class='id identifier rubyid_url'>url</span><span class='rparen'>)</span><span class='rparen'>)</span>
    <span class='kw'>rescue</span> <span class='const'>PagePerformance</span><span class='op'>::</span><span class='const'>Error</span><span class='op'>::</span><span class='const'>TooManyRedirects</span> <span class='op'>=&gt;</span> <span class='id identifier rubyid_e'>e</span>
      <span class='id identifier rubyid_puts'>puts</span> <span class='id identifier rubyid_e'>e</span><span class='period'>.</span><span class='id identifier rubyid_message'>message</span>
      <span class='kw'>next</span>
    <span class='kw'>rescue</span> <span class='const'>Net</span><span class='op'>::</span><span class='const'>HTTPBadResponse</span>
      <span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>uups ... bad response from </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_url'>url</span><span class='rbrace'>}</span><span class='tstring_content'> ... better continue</span><span class='tstring_end'>&quot;</span></span>
      <span class='kw'>next</span>
    <span class='kw'>end</span>
    <span class='id identifier rubyid_count_tags'>count_tags</span><span class='lparen'>(</span><span class='id identifier rubyid_url'>url</span><span class='comma'>,</span> <span class='id identifier rubyid_html'>html</span><span class='period'>.</span><span class='id identifier rubyid_body'>body</span><span class='rparen'>)</span>
  <span class='kw'>end</span>
<span class='kw'>end</span></pre>
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      <div class="method_details ">
  <h3 class="signature " id="tag_occurence-instance_method">
  
    - (<tt>Object</tt>) <strong>tag_occurence</strong>(tag, html)  <span class="extras">(private)</span>
  

  

  
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      <pre class="code"><span class="info file"># File 'lib/page_performance/utils/tag_scanner.rb', line 35</span>

<span class='kw'>def</span> <span class='id identifier rubyid_tag_occurence'>tag_occurence</span><span class='lparen'>(</span><span class='id identifier rubyid_tag'>tag</span><span class='comma'>,</span> <span class='id identifier rubyid_html'>html</span><span class='rparen'>)</span>
  <span class='id identifier rubyid_html'>html</span><span class='period'>.</span><span class='id identifier rubyid_scan'>scan</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>&lt;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_tag'>tag</span><span class='rbrace'>}</span><span class='tstring_content'>[^&gt;]*&gt;</span><span class='regexp_end'>/i</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_size'>size</span>
<span class='kw'>end</span></pre>
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