80 lines
1.9 KiB
PHP
80 lines
1.9 KiB
PHP
<?php
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class StockFilingsBridge extends FeedExpander {
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const MAINTAINER = 'captn3m0';
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const NAME = 'SEC Stock filings';
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const URI = 'https://www.sec.gov/edgar/searchedgar/companysearch.html';
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const CACHE_TIMEOUT = 3600; // 1h
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const DESCRIPTION = 'Tracks SEC Filings for a single company';
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const SEARCH_URL = 'https://www.sec.gov/cgi-bin/browse-edgar?owner=exclude&action=getcompany&CIK=';
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const WEBSITE_ROOT = 'https://www.sec.gov';
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const PARAMETERS = array(
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array(
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'ticker' => array(
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'name' => 'cik',
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'required' => true,
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'exampleValue' => 'AMD',
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// https://stackoverflow.com/a/12827734
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'pattern' => '[A-Za-z0-9]+',
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),
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));
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public function getIcon() {
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return 'https://www.sec.gov/favicon.ico';
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}
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/**
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* Generates search URL
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*/
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private function getSearchUrl() {
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return self::SEARCH_URL . $this->getInput('ticker');
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}
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/**
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* Returns the Company Name
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*/
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private function getRssFeed($html) {
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$links = $html->find('#contentDiv a');
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foreach ($links as $link) {
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$href = $link->href;
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if (substr($href, 0, 4) !== 'http') {
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$href = self::WEBSITE_ROOT . $href;
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}
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parse_str(html_entity_decode(parse_url($href, PHP_URL_QUERY)), $query);
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if (isset($query['output']) and ($query['output'] == 'atom')) {
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return $href;
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}
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}
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return false;
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}
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/**
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* Return \simple_html_dom object
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* for the entire html of the product page
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*/
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private function getHtml() {
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$uri = $this->getSearchUrl();
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return getSimpleHTMLDOM($uri) ?: returnServerError('Could not request SEC.');
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}
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/**
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* Scrape the SEC Stock Filings RSS Feed URL
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* and redirect there
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*/
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public function collectData() {
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$html = $this->getHtml();
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$rssFeedUrl = $this->getRssFeed($html);
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if ($rssFeedUrl) {
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parent::collectExpandableDatas($rssFeedUrl);
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} else {
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returnClientError('Could not find RSS Feed URL. Are you sure you used a valid CIK?');
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}
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}
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}
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