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Updated scrapper to work with site changes.
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Dustin Holden
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Sep 27, 2015
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@@ -1,34 +1,48 @@ | ||
<?php | ||
<?PHP | ||
require 'scraperwiki.php'; | ||
require 'scraperwiki/simple_html_dom.php'; | ||
$maxCells = 6; | ||
$minCapacity = 0; | ||
$maxCapacity = 99999; | ||
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for ($cells = 1; $cells <= $maxCells; $cells++) | ||
{ | ||
print "Retrieving Lipo list for $cells cells\n"; | ||
function _log($str) { echo $str."\n"; } | ||
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/* Sanity - Max number of pages to scrape. As of 09/27/2015 there is only 49 pages. */ | ||
$max_pages = 100; | ||
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for($page = 1; $page <= $max_pages; $page++) { | ||
_log('Retrieving Lipo Page: ' . $page); | ||
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$url = "http://www.hobbyking.com/hobbyking/store/lithium_polymer_battery_configuration.asp?con=$cells&cap1=$minCapacity&cap2=$maxCapacity&location=INT"; | ||
$url = 'http://www.hobbyking.com/hobbyking/store/lipofinderajax.asp?warehouseid=HK&column1=row2&column2=row4' . | ||
'&column3=row3&pCapacityMin=0&pCapacityMax=6000&pCapoverMax=0&pConfig=1&pDischargeMin=0&pDischargeMax=110'. | ||
'&pWeightMin=0&pWeightMax=2000&pAmin=0&pAmax=350&pBmin=0&pBmax=350&pCmin=0&pCmax=350&sqlcount=+top+(20)+&pageNumber=' . $page; | ||
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$html = scraperWiki::scrape($url); | ||
//print $html . "\n"; | ||
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$dom = new simple_html_dom(); | ||
$dom->load($html); | ||
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$DOM_batteries = $dom->find('table.result td table tbody tr'); | ||
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// Get table of batteries: | ||
// Each row contains the following (amongst other stuff too): | ||
// <SPAN id="tst11895" onClick="toggle(11895)" style="cursor:pointer">+</SPAN> | ||
// Where the 11895 is the product Id we are looking for. | ||
// So look for span tags that contain 'tst' in the id attribute. | ||
$batteriesTableDom = $dom->find("span[id*=tst]"); | ||
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foreach ($batteriesTableDom as $data) | ||
{ | ||
$id = intval(str_replace("tst", "", $data->id)); | ||
scraperwiki::save(array("id"), array( "id" => $id, "cells" => $cells)); | ||
//print $id . "\n"; | ||
/* Remove first element (The sort row) */ | ||
array_shift($DOM_batteries); | ||
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foreach($DOM_batteries as $data) { | ||
$id = intval(str_replace('uh_viewItem.asp?idProduct=', '', $data->children(1)->childNodes(0)->getAttribute('href'))); | ||
$cells = trim($data->children(2)->plaintext); | ||
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scraperwiki::save(['id'], [ | ||
'id' => $id, | ||
'cells' => $cells | ||
]); | ||
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_log($id); | ||
} | ||
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/* Check to see if we're on the last page */ | ||
$DOM_pages = $dom->find('.resultPager'); | ||
if($page >= intval($DOM_pages[4]->plaintext)) { | ||
_log('Completed'); | ||
die(); | ||
} | ||
} | ||
?> | ||
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_log('Error: Max pages reached!'); | ||
die(); |