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datahub/docs/src/widget.facetviewer.html
Rufus Pollock e2ab6a51aa [build][xs]: regular build of docs and lib.
2014-02-06 09:30:40 +00:00

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<!DOCTYPE html> <html> <head> <title>widget.facetviewer.js</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <div id="jump_to"> Jump To &hellip; <div id="jump_wrapper"> <div id="jump_page"> <a class="source" href="backend.csv.html"> backend.csv.js </a> <a class="source" href="backend.dataproxy.html"> backend.dataproxy.js </a> <a class="source" href="backend.memory.html"> backend.memory.js </a> <a class="source" href="ecma-fixes.html"> ecma-fixes.js </a> <a class="source" href="model.html"> model.js </a> <a class="source" href="view.flot.html"> view.flot.js </a> <a class="source" href="view.graph.html"> view.graph.js </a> <a class="source" href="view.grid.html"> view.grid.js </a> <a class="source" href="view.map.html"> view.map.js </a> <a class="source" href="view.multiview.html"> view.multiview.js </a> <a class="source" href="view.slickgrid.html"> view.slickgrid.js </a> <a class="source" href="view.timeline.html"> view.timeline.js </a> <a class="source" href="widget.facetviewer.html"> widget.facetviewer.js </a> <a class="source" href="widget.fields.html"> widget.fields.js </a> <a class="source" href="widget.filtereditor.html"> widget.filtereditor.js </a> <a class="source" href="widget.pager.html"> widget.pager.js </a> <a class="source" href="widget.queryeditor.html"> widget.queryeditor.js </a> <a class="source" href="widget.valuefilter.html"> widget.valuefilter.js </a> </div> </div> </div> <table cellpadding="0" cellspacing="0"> <thead> <tr> <th class="docs"> <h1> widget.facetviewer.js </h1> </th> <th class="code"> </th> </tr> </thead> <tbody> <tr id="section-1"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-1">&#182;</a> </div> </td> <td class="code"> <div class="highlight"><pre><span class="cm">/*jshint multistr:true */</span>
<span class="k">this</span><span class="p">.</span><span class="nx">recline</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">recline</span> <span class="o">||</span> <span class="p">{};</span>
<span class="k">this</span><span class="p">.</span><span class="nx">recline</span><span class="p">.</span><span class="nx">View</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">recline</span><span class="p">.</span><span class="nx">View</span> <span class="o">||</span> <span class="p">{};</span>
<span class="p">(</span><span class="kd">function</span><span class="p">(</span><span class="nx">$</span><span class="p">,</span> <span class="nx">my</span><span class="p">)</span> <span class="p">{</span>
<span class="s2">&quot;use strict&quot;</span><span class="p">;</span></pre></div> </td> </tr> <tr id="section-2"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2">&#182;</a> </div> <h2>FacetViewer</h2>
<p>Widget for displaying facets </p>
<p>Usage:</p>
<pre><code> var viewer = new FacetViewer({
model: dataset
});
</code></pre> </td> <td class="code"> <div class="highlight"><pre><span class="nx">my</span><span class="p">.</span><span class="nx">FacetViewer</span> <span class="o">=</span> <span class="nx">Backbone</span><span class="p">.</span><span class="nx">View</span><span class="p">.</span><span class="nx">extend</span><span class="p">({</span>
<span class="nx">className</span><span class="o">:</span> <span class="s1">&#39;recline-facet-viewer&#39;</span><span class="p">,</span>
<span class="nx">template</span><span class="o">:</span> <span class="s1">&#39; \</span>
<span class="s1"> &lt;div class=&quot;facets&quot;&gt; \</span>
<span class="s1"> {{#facets}} \</span>
<span class="s1"> &lt;div class=&quot;facet-summary&quot; data-facet=&quot;{{id}}&quot;&gt; \</span>
<span class="s1"> &lt;h3&gt; \</span>
<span class="s1"> {{id}} \</span>
<span class="s1"> &lt;/h3&gt; \</span>
<span class="s1"> &lt;ul class=&quot;facet-items&quot;&gt; \</span>
<span class="s1"> {{#terms}} \</span>
<span class="s1"> &lt;li&gt;&lt;a class=&quot;facet-choice js-facet-filter&quot; data-value=&quot;{{term}}&quot; href=&quot;#{{term}}&quot;&gt;{{term}} ({{count}})&lt;/a&gt;&lt;/li&gt; \</span>
<span class="s1"> {{/terms}} \</span>
<span class="s1"> {{#entries}} \</span>
<span class="s1"> &lt;li&gt;&lt;a class=&quot;facet-choice js-facet-filter&quot; data-value=&quot;{{time}}&quot;&gt;{{term}} ({{count}})&lt;/a&gt;&lt;/li&gt; \</span>
<span class="s1"> {{/entries}} \</span>
<span class="s1"> &lt;/ul&gt; \</span>
<span class="s1"> &lt;/div&gt; \</span>
<span class="s1"> {{/facets}} \</span>
<span class="s1"> &lt;/div&gt; \</span>
<span class="s1"> &#39;</span><span class="p">,</span>
<span class="nx">events</span><span class="o">:</span> <span class="p">{</span>
<span class="s1">&#39;click .js-facet-filter&#39;</span><span class="o">:</span> <span class="s1">&#39;onFacetFilter&#39;</span>
<span class="p">},</span>
<span class="nx">initialize</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">model</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">_</span><span class="p">.</span><span class="nx">bindAll</span><span class="p">(</span><span class="k">this</span><span class="p">,</span> <span class="s1">&#39;render&#39;</span><span class="p">);</span>
<span class="k">this</span><span class="p">.</span><span class="nx">listenTo</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">facets</span><span class="p">,</span> <span class="s1">&#39;all&#39;</span><span class="p">,</span> <span class="k">this</span><span class="p">.</span><span class="nx">render</span><span class="p">);</span>
<span class="k">this</span><span class="p">.</span><span class="nx">listenTo</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">fields</span><span class="p">,</span> <span class="s1">&#39;all&#39;</span><span class="p">,</span> <span class="k">this</span><span class="p">.</span><span class="nx">render</span><span class="p">);</span>
<span class="k">this</span><span class="p">.</span><span class="nx">render</span><span class="p">();</span>
<span class="p">},</span>
<span class="nx">render</span><span class="o">:</span> <span class="kd">function</span><span class="p">()</span> <span class="p">{</span>
<span class="kd">var</span> <span class="nx">tmplData</span> <span class="o">=</span> <span class="p">{</span>
<span class="nx">fields</span><span class="o">:</span> <span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">fields</span><span class="p">.</span><span class="nx">toJSON</span><span class="p">()</span>
<span class="p">};</span>
<span class="nx">tmplData</span><span class="p">.</span><span class="nx">facets</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">map</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">facets</span><span class="p">.</span><span class="nx">toJSON</span><span class="p">(),</span> <span class="kd">function</span><span class="p">(</span><span class="nx">facet</span><span class="p">)</span> <span class="p">{</span>
<span class="k">if</span> <span class="p">(</span><span class="nx">facet</span><span class="p">.</span><span class="nx">_type</span> <span class="o">===</span> <span class="s1">&#39;date_histogram&#39;</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">facet</span><span class="p">.</span><span class="nx">entries</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">map</span><span class="p">(</span><span class="nx">facet</span><span class="p">.</span><span class="nx">entries</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">entry</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">entry</span><span class="p">.</span><span class="nx">term</span> <span class="o">=</span> <span class="k">new</span> <span class="nb">Date</span><span class="p">(</span><span class="nx">entry</span><span class="p">.</span><span class="nx">time</span><span class="p">).</span><span class="nx">toDateString</span><span class="p">();</span>
<span class="k">return</span> <span class="nx">entry</span><span class="p">;</span>
<span class="p">});</span>
<span class="p">}</span>
<span class="k">return</span> <span class="nx">facet</span><span class="p">;</span>
<span class="p">});</span>
<span class="kd">var</span> <span class="nx">templated</span> <span class="o">=</span> <span class="nx">Mustache</span><span class="p">.</span><span class="nx">render</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">template</span><span class="p">,</span> <span class="nx">tmplData</span><span class="p">);</span>
<span class="k">this</span><span class="p">.</span><span class="nx">$el</span><span class="p">.</span><span class="nx">html</span><span class="p">(</span><span class="nx">templated</span><span class="p">);</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">&#182;</a> </div> <p>are there actually any facets to show?</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">facets</span><span class="p">.</span><span class="nx">length</span> <span class="o">&gt;</span> <span class="mi">0</span><span class="p">)</span> <span class="p">{</span>
<span class="k">this</span><span class="p">.</span><span class="nx">$el</span><span class="p">.</span><span class="nx">show</span><span class="p">();</span>
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
<span class="k">this</span><span class="p">.</span><span class="nx">$el</span><span class="p">.</span><span class="nx">hide</span><span class="p">();</span>
<span class="p">}</span>
<span class="p">},</span>
<span class="nx">onHide</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">e</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">e</span><span class="p">.</span><span class="nx">preventDefault</span><span class="p">();</span>
<span class="k">this</span><span class="p">.</span><span class="nx">$el</span><span class="p">.</span><span class="nx">hide</span><span class="p">();</span>
<span class="p">},</span>
<span class="nx">onFacetFilter</span><span class="o">:</span> <span class="kd">function</span><span class="p">(</span><span class="nx">e</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">e</span><span class="p">.</span><span class="nx">preventDefault</span><span class="p">();</span>
<span class="kd">var</span> <span class="nx">$target</span><span class="o">=</span> <span class="nx">$</span><span class="p">(</span><span class="nx">e</span><span class="p">.</span><span class="nx">target</span><span class="p">);</span>
<span class="kd">var</span> <span class="nx">fieldId</span> <span class="o">=</span> <span class="nx">$target</span><span class="p">.</span><span class="nx">closest</span><span class="p">(</span><span class="s1">&#39;.facet-summary&#39;</span><span class="p">).</span><span class="nx">attr</span><span class="p">(</span><span class="s1">&#39;data-facet&#39;</span><span class="p">);</span>
<span class="kd">var</span> <span class="nx">value</span> <span class="o">=</span> <span class="nx">$target</span><span class="p">.</span><span class="nx">attr</span><span class="p">(</span><span class="s1">&#39;data-value&#39;</span><span class="p">);</span>
<span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">queryState</span><span class="p">.</span><span class="nx">addFilter</span><span class="p">({</span><span class="nx">type</span><span class="o">:</span> <span class="s1">&#39;term&#39;</span><span class="p">,</span> <span class="nx">field</span><span class="o">:</span> <span class="nx">fieldId</span><span class="p">,</span> <span class="nx">term</span><span class="o">:</span> <span class="nx">value</span><span class="p">});</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">&#182;</a> </div> <p>have to trigger explicitly for some reason</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">this</span><span class="p">.</span><span class="nx">model</span><span class="p">.</span><span class="nx">query</span><span class="p">();</span>
<span class="p">}</span>
<span class="p">});</span>
<span class="p">})(</span><span class="nx">jQuery</span><span class="p">,</span> <span class="nx">recline</span><span class="p">.</span><span class="nx">View</span><span class="p">);</span>
</pre></div> </td> </tr> </tbody> </table> </div> </body> </html>
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