188 lines
48 KiB
HTML
188 lines
48 KiB
HTML
<!DOCTYPE html> <html> <head> <title>backend.memory.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 … <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.elasticsearch.html"> backend.elasticsearch.js </a> <a class="source" href="backend.gdocs.html"> backend.gdocs.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> backend.memory.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">¶</a> </div> </td> <td class="code"> <div class="highlight"><pre><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>
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<span class="k">this</span><span class="p">.</span><span class="nx">recline</span><span class="p">.</span><span class="nx">Backend</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">Backend</span> <span class="o">||</span> <span class="p">{};</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">recline</span><span class="p">.</span><span class="nx">Backend</span><span class="p">.</span><span class="nx">Memory</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">Backend</span><span class="p">.</span><span class="nx">Memory</span> <span class="o">||</span> <span class="p">{};</span>
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<span class="p">(</span><span class="kd">function</span><span class="p">(</span><span class="nx">my</span><span class="p">)</span> <span class="p">{</span>
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<span class="nx">my</span><span class="p">.</span><span class="nx">__type__</span> <span class="o">=</span> <span class="s1">'memory'</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">¶</a> </div> <p>private data - use either jQuery or Underscore Deferred depending on what is available</p> </td> <td class="code"> <div class="highlight"><pre> <span class="kd">var</span> <span class="nx">Deferred</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">isUndefined</span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">jQuery</span><span class="p">)</span> <span class="o">?</span> <span class="nx">_</span><span class="p">.</span><span class="nx">Deferred</span> <span class="o">:</span> <span class="nx">jQuery</span><span class="p">.</span><span class="nx">Deferred</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">¶</a> </div> <h2>Data Wrapper</h2>
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<p>Turn a simple array of JS objects into a mini data-store with
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functionality like querying, faceting, updating (by ID) and deleting (by
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ID).</p>
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<p>@param records list of hashes for each record/row in the data ({key:
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value, key: value})
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@param fields (optional) list of field hashes (each hash defining a field
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as per recline.Model.Field). If fields not specified they will be taken
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from the data.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">my</span><span class="p">.</span><span class="nx">Store</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">records</span><span class="p">,</span> <span class="nx">fields</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">self</span> <span class="o">=</span> <span class="k">this</span><span class="p">;</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">records</span> <span class="o">=</span> <span class="nx">records</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">¶</a> </div> <p>backwards compatability (in v0.5 records was named data)</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">this</span><span class="p">.</span><span class="nx">data</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">records</span><span class="p">;</span>
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<span class="k">if</span> <span class="p">(</span><span class="nx">fields</span><span class="p">)</span> <span class="p">{</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">fields</span> <span class="o">=</span> <span class="nx">fields</span><span class="p">;</span>
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<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
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<span class="k">if</span> <span class="p">(</span><span class="nx">records</span><span class="p">)</span> <span class="p">{</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">fields</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">records</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="kd">function</span><span class="p">(</span><span class="nx">value</span><span class="p">,</span> <span class="nx">key</span><span class="p">)</span> <span class="p">{</span>
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<span class="k">return</span> <span class="p">{</span><span class="nx">id</span><span class="o">:</span> <span class="nx">key</span><span class="p">,</span> <span class="nx">type</span><span class="o">:</span> <span class="s1">'string'</span><span class="p">};</span>
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<span class="p">});</span>
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<span class="p">}</span>
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<span class="p">}</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">update</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">doc</span><span class="p">)</span> <span class="p">{</span>
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<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">self</span><span class="p">.</span><span class="nx">records</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">internalDoc</span><span class="p">,</span> <span class="nx">idx</span><span class="p">)</span> <span class="p">{</span>
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<span class="k">if</span><span class="p">(</span><span class="nx">doc</span><span class="p">.</span><span class="nx">id</span> <span class="o">===</span> <span class="nx">internalDoc</span><span class="p">.</span><span class="nx">id</span><span class="p">)</span> <span class="p">{</span>
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<span class="nx">self</span><span class="p">.</span><span class="nx">records</span><span class="p">[</span><span class="nx">idx</span><span class="p">]</span> <span class="o">=</span> <span class="nx">doc</span><span class="p">;</span>
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<span class="p">}</span>
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<span class="p">});</span>
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<span class="p">};</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">remove</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">doc</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">newdocs</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">reject</span><span class="p">(</span><span class="nx">self</span><span class="p">.</span><span class="nx">records</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">internalDoc</span><span class="p">)</span> <span class="p">{</span>
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<span class="k">return</span> <span class="p">(</span><span class="nx">doc</span><span class="p">.</span><span class="nx">id</span> <span class="o">===</span> <span class="nx">internalDoc</span><span class="p">.</span><span class="nx">id</span><span class="p">);</span>
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<span class="p">});</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">records</span> <span class="o">=</span> <span class="nx">newdocs</span><span class="p">;</span>
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<span class="p">};</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">save</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">changes</span><span class="p">,</span> <span class="nx">dataset</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">self</span> <span class="o">=</span> <span class="k">this</span><span class="p">;</span>
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<span class="kd">var</span> <span class="nx">dfd</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">Deferred</span><span class="p">();</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">¶</a> </div> <p>TODO _.each(changes.creates) { ... }</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">changes</span><span class="p">.</span><span class="nx">updates</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">record</span><span class="p">)</span> <span class="p">{</span>
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<span class="nx">self</span><span class="p">.</span><span class="nx">update</span><span class="p">(</span><span class="nx">record</span><span class="p">);</span>
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<span class="p">});</span>
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<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">changes</span><span class="p">.</span><span class="nx">deletes</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">record</span><span class="p">)</span> <span class="p">{</span>
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<span class="nx">self</span><span class="p">.</span><span class="nx">remove</span><span class="p">(</span><span class="nx">record</span><span class="p">);</span>
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<span class="p">});</span>
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<span class="nx">dfd</span><span class="p">.</span><span class="nx">resolve</span><span class="p">();</span>
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<span class="k">return</span> <span class="nx">dfd</span><span class="p">.</span><span class="nx">promise</span><span class="p">();</span>
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<span class="p">},</span>
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<span class="k">this</span><span class="p">.</span><span class="nx">query</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">queryObj</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">dfd</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">Deferred</span><span class="p">();</span>
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<span class="kd">var</span> <span class="nx">numRows</span> <span class="o">=</span> <span class="nx">queryObj</span><span class="p">.</span><span class="nx">size</span> <span class="o">||</span> <span class="k">this</span><span class="p">.</span><span class="nx">records</span><span class="p">.</span><span class="nx">length</span><span class="p">;</span>
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<span class="kd">var</span> <span class="nx">start</span> <span class="o">=</span> <span class="nx">queryObj</span><span class="p">.</span><span class="nx">from</span> <span class="o">||</span> <span class="mi">0</span><span class="p">;</span>
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<span class="kd">var</span> <span class="nx">results</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">records</span><span class="p">;</span>
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<span class="nx">results</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">_applyFilters</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="nx">queryObj</span><span class="p">);</span>
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<span class="nx">results</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">_applyFreeTextQuery</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="nx">queryObj</span><span class="p">);</span></pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">¶</a> </div> <p>TODO: this is not complete sorting!
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What's wrong is we sort on the <em>last</em> entry in the sort list if there are multiple sort criteria</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">queryObj</span><span class="p">.</span><span class="nx">sort</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">sortObj</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">fieldName</span> <span class="o">=</span> <span class="nx">sortObj</span><span class="p">.</span><span class="nx">field</span><span class="p">;</span>
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<span class="nx">results</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">sortBy</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">doc</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">_out</span> <span class="o">=</span> <span class="nx">doc</span><span class="p">[</span><span class="nx">fieldName</span><span class="p">];</span>
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<span class="k">return</span> <span class="nx">_out</span><span class="p">;</span>
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<span class="p">});</span>
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<span class="k">if</span> <span class="p">(</span><span class="nx">sortObj</span><span class="p">.</span><span class="nx">order</span> <span class="o">==</span> <span class="s1">'desc'</span><span class="p">)</span> <span class="p">{</span>
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<span class="nx">results</span><span class="p">.</span><span class="nx">reverse</span><span class="p">();</span>
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<span class="p">}</span>
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<span class="p">});</span>
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<span class="kd">var</span> <span class="nx">facets</span> <span class="o">=</span> <span class="k">this</span><span class="p">.</span><span class="nx">computeFacets</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="nx">queryObj</span><span class="p">);</span>
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<span class="kd">var</span> <span class="nx">out</span> <span class="o">=</span> <span class="p">{</span>
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<span class="nx">total</span><span class="o">:</span> <span class="nx">results</span><span class="p">.</span><span class="nx">length</span><span class="p">,</span>
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<span class="nx">hits</span><span class="o">:</span> <span class="nx">results</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="nx">start</span><span class="p">,</span> <span class="nx">start</span><span class="o">+</span><span class="nx">numRows</span><span class="p">),</span>
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<span class="nx">facets</span><span class="o">:</span> <span class="nx">facets</span>
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<span class="p">};</span>
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<span class="nx">dfd</span><span class="p">.</span><span class="nx">resolve</span><span class="p">(</span><span class="nx">out</span><span class="p">);</span>
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<span class="k">return</span> <span class="nx">dfd</span><span class="p">.</span><span class="nx">promise</span><span class="p">();</span>
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<span class="p">};</span></pre></div> </td> </tr> <tr id="section-7"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-7">¶</a> </div> <p>in place filtering</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">this</span><span class="p">.</span><span class="nx">_applyFilters</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="nx">queryObj</span><span class="p">)</span> <span class="p">{</span>
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<span class="kd">var</span> <span class="nx">filters</span> <span class="o">=</span> <span class="nx">queryObj</span><span class="p">.</span><span class="nx">filters</span><span class="p">;</span></pre></div> </td> </tr> <tr id="section-8"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-8">¶</a> </div> <p>register filters</p> </td> <td class="code"> <div class="highlight"><pre> <span class="kd">var</span> <span class="nx">filterFunctions</span> <span class="o">=</span> <span class="p">{</span>
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<span class="nx">term</span> <span class="o">:</span> <span class="nx">term</span><span class="p">,</span>
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<span class="nx">range</span> <span class="o">:</span> <span class="nx">range</span><span class="p">,</span>
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<span class="nx">geo_distance</span> <span class="o">:</span> <span class="nx">geo_distance</span>
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<span class="p">};</span>
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<span class="kd">var</span> <span class="nx">dataParsers</span> <span class="o">=</span> <span class="p">{</span>
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<span class="nx">integer</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="k">return</span> <span class="nb">parseFloat</span><span class="p">(</span><span class="nx">e</span><span class="p">,</span> <span class="mi">10</span><span class="p">);</span> <span class="p">},</span>
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<span class="s1">'float'</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="k">return</span> <span class="nb">parseFloat</span><span class="p">(</span><span class="nx">e</span><span class="p">,</span> <span class="mi">10</span><span class="p">);</span> <span class="p">},</span>
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<span class="nx">number</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="k">return</span> <span class="nb">parseFloat</span><span class="p">(</span><span class="nx">e</span><span class="p">,</span> <span class="mi">10</span><span class="p">);</span> <span class="p">},</span>
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<span class="nx">string</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="k">return</span> <span class="nx">e</span><span class="p">.</span><span class="nx">toString</span><span class="p">()</span> <span class="p">},</span>
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<span class="nx">date</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="k">return</span> <span class="k">new</span> <span class="nb">Date</span><span class="p">(</span><span class="nx">e</span><span class="p">).</span><span class="nx">valueOf</span><span class="p">()</span> <span class="p">},</span>
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<span class="nx">datetime</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="k">return</span> <span class="k">new</span> <span class="nb">Date</span><span class="p">(</span><span class="nx">e</span><span class="p">).</span><span class="nx">valueOf</span><span class="p">()</span> <span class="p">}</span>
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<span class="p">};</span>
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<span class="kd">var</span> <span class="nx">keyedFields</span> <span class="o">=</span> <span class="p">{};</span>
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<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">self</span><span class="p">.</span><span class="nx">fields</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">field</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="nx">keyedFields</span><span class="p">[</span><span class="nx">field</span><span class="p">.</span><span class="nx">id</span><span class="p">]</span> <span class="o">=</span> <span class="nx">field</span><span class="p">;</span>
|
|
<span class="p">});</span>
|
|
<span class="kd">function</span> <span class="nx">getDataParser</span><span class="p">(</span><span class="nx">filter</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">fieldType</span> <span class="o">=</span> <span class="nx">keyedFields</span><span class="p">[</span><span class="nx">filter</span><span class="p">.</span><span class="nx">field</span><span class="p">].</span><span class="nx">type</span> <span class="o">||</span> <span class="s1">'string'</span><span class="p">;</span>
|
|
<span class="k">return</span> <span class="nx">dataParsers</span><span class="p">[</span><span class="nx">fieldType</span><span class="p">];</span>
|
|
<span class="p">}</span></pre></div> </td> </tr> <tr id="section-9"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-9">¶</a> </div> <p>filter records</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">return</span> <span class="nx">_</span><span class="p">.</span><span class="nx">filter</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="kd">function</span> <span class="p">(</span><span class="nx">record</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">passes</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">filters</span><span class="p">,</span> <span class="kd">function</span> <span class="p">(</span><span class="nx">filter</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="k">return</span> <span class="nx">filterFunctions</span><span class="p">[</span><span class="nx">filter</span><span class="p">.</span><span class="nx">type</span><span class="p">](</span><span class="nx">record</span><span class="p">,</span> <span class="nx">filter</span><span class="p">);</span>
|
|
<span class="p">});</span></pre></div> </td> </tr> <tr id="section-10"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-10">¶</a> </div> <p>return only these records that pass all filters</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">return</span> <span class="nx">_</span><span class="p">.</span><span class="nx">all</span><span class="p">(</span><span class="nx">passes</span><span class="p">,</span> <span class="nx">_</span><span class="p">.</span><span class="nx">identity</span><span class="p">);</span>
|
|
<span class="p">});</span></pre></div> </td> </tr> <tr id="section-11"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-11">¶</a> </div> <p>filters definitions</p> </td> <td class="code"> <div class="highlight"><pre> <span class="kd">function</span> <span class="nx">term</span><span class="p">(</span><span class="nx">record</span><span class="p">,</span> <span class="nx">filter</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">parse</span> <span class="o">=</span> <span class="nx">getDataParser</span><span class="p">(</span><span class="nx">filter</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">value</span> <span class="o">=</span> <span class="nx">parse</span><span class="p">(</span><span class="nx">record</span><span class="p">[</span><span class="nx">filter</span><span class="p">.</span><span class="nx">field</span><span class="p">]);</span>
|
|
<span class="kd">var</span> <span class="nx">term</span> <span class="o">=</span> <span class="nx">parse</span><span class="p">(</span><span class="nx">filter</span><span class="p">.</span><span class="nx">term</span><span class="p">);</span>
|
|
|
|
<span class="k">return</span> <span class="p">(</span><span class="nx">value</span> <span class="o">===</span> <span class="nx">term</span><span class="p">);</span>
|
|
<span class="p">}</span>
|
|
|
|
<span class="kd">function</span> <span class="nx">range</span><span class="p">(</span><span class="nx">record</span><span class="p">,</span> <span class="nx">filter</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">startnull</span> <span class="o">=</span> <span class="p">(</span><span class="nx">filter</span><span class="p">.</span><span class="nx">start</span> <span class="o">==</span> <span class="kc">null</span> <span class="o">||</span> <span class="nx">filter</span><span class="p">.</span><span class="nx">start</span> <span class="o">===</span> <span class="s1">''</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">stopnull</span> <span class="o">=</span> <span class="p">(</span><span class="nx">filter</span><span class="p">.</span><span class="nx">stop</span> <span class="o">==</span> <span class="kc">null</span> <span class="o">||</span> <span class="nx">filter</span><span class="p">.</span><span class="nx">stop</span> <span class="o">===</span> <span class="s1">''</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">parse</span> <span class="o">=</span> <span class="nx">getDataParser</span><span class="p">(</span><span class="nx">filter</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">value</span> <span class="o">=</span> <span class="nx">parse</span><span class="p">(</span><span class="nx">record</span><span class="p">[</span><span class="nx">filter</span><span class="p">.</span><span class="nx">field</span><span class="p">]);</span>
|
|
<span class="kd">var</span> <span class="nx">start</span> <span class="o">=</span> <span class="nx">parse</span><span class="p">(</span><span class="nx">filter</span><span class="p">.</span><span class="nx">start</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">stop</span> <span class="o">=</span> <span class="nx">parse</span><span class="p">(</span><span class="nx">filter</span><span class="p">.</span><span class="nx">stop</span><span class="p">);</span></pre></div> </td> </tr> <tr id="section-12"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-12">¶</a> </div> <p>if at least one end of range is set do not allow '' to get through
|
|
note that for strings '' <= {any-character} e.g. '' <= 'a'</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">if</span> <span class="p">((</span><span class="o">!</span><span class="nx">startnull</span> <span class="o">||</span> <span class="o">!</span><span class="nx">stopnull</span><span class="p">)</span> <span class="o">&&</span> <span class="nx">value</span> <span class="o">===</span> <span class="s1">''</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="k">return</span> <span class="kc">false</span><span class="p">;</span>
|
|
<span class="p">}</span>
|
|
<span class="k">return</span> <span class="p">((</span><span class="nx">startnull</span> <span class="o">||</span> <span class="nx">value</span> <span class="o">>=</span> <span class="nx">start</span><span class="p">)</span> <span class="o">&&</span> <span class="p">(</span><span class="nx">stopnull</span> <span class="o">||</span> <span class="nx">value</span> <span class="o"><=</span> <span class="nx">stop</span><span class="p">));</span>
|
|
<span class="p">}</span>
|
|
|
|
<span class="kd">function</span> <span class="nx">geo_distance</span><span class="p">()</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-13"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-13">¶</a> </div> <p>TODO code here</p> </td> <td class="code"> <div class="highlight"><pre> <span class="p">}</span>
|
|
<span class="p">};</span></pre></div> </td> </tr> <tr id="section-14"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-14">¶</a> </div> <p>we OR across fields but AND across terms in query string</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">this</span><span class="p">.</span><span class="nx">_applyFreeTextQuery</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="nx">queryObj</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="k">if</span> <span class="p">(</span><span class="nx">queryObj</span><span class="p">.</span><span class="nx">q</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">terms</span> <span class="o">=</span> <span class="nx">queryObj</span><span class="p">.</span><span class="nx">q</span><span class="p">.</span><span class="nx">split</span><span class="p">(</span><span class="s1">' '</span><span class="p">);</span>
|
|
<span class="kd">var</span> <span class="nx">patterns</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">terms</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">term</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="k">return</span> <span class="k">new</span> <span class="nb">RegExp</span><span class="p">(</span><span class="nx">term</span><span class="p">.</span><span class="nx">toLowerCase</span><span class="p">());;</span>
|
|
<span class="p">});</span>
|
|
<span class="nx">results</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">filter</span><span class="p">(</span><span class="nx">results</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">rawdoc</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">matches</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span>
|
|
<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">patterns</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">pattern</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">foundmatch</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span>
|
|
<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">self</span><span class="p">.</span><span class="nx">fields</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">field</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">value</span> <span class="o">=</span> <span class="nx">rawdoc</span><span class="p">[</span><span class="nx">field</span><span class="p">.</span><span class="nx">id</span><span class="p">];</span>
|
|
<span class="k">if</span> <span class="p">((</span><span class="nx">value</span> <span class="o">!==</span> <span class="kc">null</span><span class="p">)</span> <span class="o">&&</span> <span class="p">(</span><span class="nx">value</span> <span class="o">!==</span> <span class="kc">undefined</span><span class="p">))</span> <span class="p">{</span>
|
|
<span class="nx">value</span> <span class="o">=</span> <span class="nx">value</span><span class="p">.</span><span class="nx">toString</span><span class="p">();</span>
|
|
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-15"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-15">¶</a> </div> <p>value can be null (apparently in some cases)</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">value</span> <span class="o">=</span> <span class="s1">''</span><span class="p">;</span>
|
|
<span class="p">}</span></pre></div> </td> </tr> <tr id="section-16"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-16">¶</a> </div> <p>TODO regexes?</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">foundmatch</span> <span class="o">=</span> <span class="nx">foundmatch</span> <span class="o">||</span> <span class="p">(</span><span class="nx">pattern</span><span class="p">.</span><span class="nx">test</span><span class="p">(</span><span class="nx">value</span><span class="p">.</span><span class="nx">toLowerCase</span><span class="p">()));</span></pre></div> </td> </tr> <tr id="section-17"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-17">¶</a> </div> <p>TODO: early out (once we are true should break to spare unnecessary testing)
|
|
if (foundmatch) return true;</p> </td> <td class="code"> <div class="highlight"><pre> <span class="p">});</span>
|
|
<span class="nx">matches</span> <span class="o">=</span> <span class="nx">matches</span> <span class="o">&&</span> <span class="nx">foundmatch</span><span class="p">;</span></pre></div> </td> </tr> <tr id="section-18"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-18">¶</a> </div> <p>TODO: early out (once false should break to spare unnecessary testing)
|
|
if (!matches) return false;</p> </td> <td class="code"> <div class="highlight"><pre> <span class="p">});</span>
|
|
<span class="k">return</span> <span class="nx">matches</span><span class="p">;</span>
|
|
<span class="p">});</span>
|
|
<span class="p">}</span>
|
|
<span class="k">return</span> <span class="nx">results</span><span class="p">;</span>
|
|
<span class="p">};</span>
|
|
|
|
<span class="k">this</span><span class="p">.</span><span class="nx">computeFacets</span> <span class="o">=</span> <span class="kd">function</span><span class="p">(</span><span class="nx">records</span><span class="p">,</span> <span class="nx">queryObj</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">facetResults</span> <span class="o">=</span> <span class="p">{};</span>
|
|
<span class="k">if</span> <span class="p">(</span><span class="o">!</span><span class="nx">queryObj</span><span class="p">.</span><span class="nx">facets</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="k">return</span> <span class="nx">facetResults</span><span class="p">;</span>
|
|
<span class="p">}</span>
|
|
<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">queryObj</span><span class="p">.</span><span class="nx">facets</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">query</span><span class="p">,</span> <span class="nx">facetId</span><span class="p">)</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-19"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-19">¶</a> </div> <p>TODO: remove dependency on recline.Model</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">facetResults</span><span class="p">[</span><span class="nx">facetId</span><span class="p">]</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">recline</span><span class="p">.</span><span class="nx">Model</span><span class="p">.</span><span class="nx">Facet</span><span class="p">({</span><span class="nx">id</span><span class="o">:</span> <span class="nx">facetId</span><span class="p">}).</span><span class="nx">toJSON</span><span class="p">();</span>
|
|
<span class="nx">facetResults</span><span class="p">[</span><span class="nx">facetId</span><span class="p">].</span><span class="nx">termsall</span> <span class="o">=</span> <span class="p">{};</span>
|
|
<span class="p">});</span></pre></div> </td> </tr> <tr id="section-20"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-20">¶</a> </div> <p>faceting</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">records</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">doc</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">queryObj</span><span class="p">.</span><span class="nx">facets</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">query</span><span class="p">,</span> <span class="nx">facetId</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">fieldId</span> <span class="o">=</span> <span class="nx">query</span><span class="p">.</span><span class="nx">terms</span><span class="p">.</span><span class="nx">field</span><span class="p">;</span>
|
|
<span class="kd">var</span> <span class="nx">val</span> <span class="o">=</span> <span class="nx">doc</span><span class="p">[</span><span class="nx">fieldId</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">tmp</span> <span class="o">=</span> <span class="nx">facetResults</span><span class="p">[</span><span class="nx">facetId</span><span class="p">];</span>
|
|
<span class="k">if</span> <span class="p">(</span><span class="nx">val</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="nx">tmp</span><span class="p">.</span><span class="nx">termsall</span><span class="p">[</span><span class="nx">val</span><span class="p">]</span> <span class="o">=</span> <span class="nx">tmp</span><span class="p">.</span><span class="nx">termsall</span><span class="p">[</span><span class="nx">val</span><span class="p">]</span> <span class="o">?</span> <span class="nx">tmp</span><span class="p">.</span><span class="nx">termsall</span><span class="p">[</span><span class="nx">val</span><span class="p">]</span> <span class="o">+</span> <span class="mi">1</span> <span class="o">:</span> <span class="mi">1</span><span class="p">;</span>
|
|
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
|
|
<span class="nx">tmp</span><span class="p">.</span><span class="nx">missing</span> <span class="o">=</span> <span class="nx">tmp</span><span class="p">.</span><span class="nx">missing</span> <span class="o">+</span> <span class="mi">1</span><span class="p">;</span>
|
|
<span class="p">}</span>
|
|
<span class="p">});</span>
|
|
<span class="p">});</span>
|
|
<span class="nx">_</span><span class="p">.</span><span class="nx">each</span><span class="p">(</span><span class="nx">queryObj</span><span class="p">.</span><span class="nx">facets</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">query</span><span class="p">,</span> <span class="nx">facetId</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="kd">var</span> <span class="nx">tmp</span> <span class="o">=</span> <span class="nx">facetResults</span><span class="p">[</span><span class="nx">facetId</span><span class="p">];</span>
|
|
<span class="kd">var</span> <span class="nx">terms</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">tmp</span><span class="p">.</span><span class="nx">termsall</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">count</span><span class="p">,</span> <span class="nx">term</span><span class="p">)</span> <span class="p">{</span>
|
|
<span class="k">return</span> <span class="p">{</span> <span class="nx">term</span><span class="o">:</span> <span class="nx">term</span><span class="p">,</span> <span class="nx">count</span><span class="o">:</span> <span class="nx">count</span> <span class="p">};</span>
|
|
<span class="p">});</span>
|
|
<span class="nx">tmp</span><span class="p">.</span><span class="nx">terms</span> <span class="o">=</span> <span class="nx">_</span><span class="p">.</span><span class="nx">sortBy</span><span class="p">(</span><span class="nx">terms</span><span class="p">,</span> <span class="kd">function</span><span class="p">(</span><span class="nx">item</span><span class="p">)</span> <span class="p">{</span></pre></div> </td> </tr> <tr id="section-21"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-21">¶</a> </div> <p>want descending order</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">return</span> <span class="o">-</span><span class="nx">item</span><span class="p">.</span><span class="nx">count</span><span class="p">;</span>
|
|
<span class="p">});</span>
|
|
<span class="nx">tmp</span><span class="p">.</span><span class="nx">terms</span> <span class="o">=</span> <span class="nx">tmp</span><span class="p">.</span><span class="nx">terms</span><span class="p">.</span><span class="nx">slice</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">10</span><span class="p">);</span>
|
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<span class="p">});</span>
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<span class="k">return</span> <span class="nx">facetResults</span><span class="p">;</span>
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<span class="p">};</span>
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<span class="p">};</span>
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<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">Backend</span><span class="p">.</span><span class="nx">Memory</span><span class="p">));</span>
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</pre></div> </td> </tr> </tbody> </table> </div> </body> </html> |