我已经编写了一个从Yahoo! Finance API获取股票数据的函数；然而，我的代码下载的是.csv文件。希望这对你有用。
完整的源代码和样例结果请查看
我的博客。
<?php
/*
Description: Getting Stock Data from Yahoo! Finance
Author URI: http://phpvancouver.ca/
*/
/*
* More about Yahoo! Finance Tag
* http://www.gummy-stuff.org/Yahoo-data.htm
* http://www.canbike.ca/information-technology/2013/08/10/yahoo-finance-url-download-to-a-csv-file.html
*/
$yahoo_finance_tags = array(
"a" => "Ask", "a2" => "Average Daily Volume", "a5" => "Ask Size",
"b" => "Bid", "b2" => "Ask (Real-time)", "b3" => "Bid (Real-time)",
"b4" => "Book Value", "b6" => "Bid Size", "c" => "Change & Percent Change",
"c1" => "Change", "c3" => "Commission", "c6" => "Change (Real-time)",
"c8" => "After Hours Change (Real-time)", "d" => "Dividend/Share", "d1" => "Last Trade Date",
"d2" => "Trade Date", "e" => "Earnings/Share", "e1" => "Error Indication (returned for symbol changed / invalid)",
"e7" => "EPS Estimate Current Year", "e8" => "EPS Estimate Next Year", "e9" => "EPS Estimate Next Quarter",
"f6" => "Float Shares", "g" => "Day's Low", "h" => "Day's High",
"j" => "52-week Low", "k" => "52-week High", "g1" => "Holdings Gain Percent",
"g3" => "Annualized Gain", "g4" => "Holdings Gain", "g5" => "Holdings Gain Percent (Real-time)",
"g6" => "Holdings Gain (Real-time)", "i" => "More Info", "i5" => "Order Book (Real-time)",
"j1" => "Market Capitalization", "j3" => "Market Cap (Real-time)", "j4" => "EBITDA",
"j5" => "Change From 52-week Low", "j6" => "Percent Change From 52-week Low", "k1" => "Last Trade (Real-time) With Time",
"k2" => "Change Percent (Real-time)", "k3" => "Last Trade Size", "k4" => "Change From 52-week High",
"k5" => "Percebt Change From 52-week High", "l" => "Last Trade (With Time)", "l1" => "Last Trade (Price Only)",
"l2" => "High Limit", "l3" => "Low Limit", "m" => "Day's Range",
"m2" => "Day's Range (Real-time)", "m3" => "50-day Moving Average", "m4" => "200-day Moving Average",
"m5" => "Change From 200-day Moving Average", "m6" => "Percent Change From 200-day Moving Average", "m7" => "Change From 50-day Moving Average",
"m8" => "Percent Change From 50-day Moving Average", "n" => "Name", "n4" => "Notes",
"o" => "Open", "p" => "Previous Close", "p1" => "Price Paid",
"p2" => "Change in Percent", "p5" => "Price/Sales", "p6" => "Price/Book",
"q" => "Ex-Dividend Date", "r" => "P/E Ratio", "r1" => "Dividend Pay Date",
"r2" => "P/E Ratio (Real-time)", "r5" => "PEG Ratio", "r6" => "Price/EPS Estimate Current Year",
"r7" => "Price/EPS Estimate Next Year", "s" => "Symbol", "s1" => "Shares Owned",
"s7" => "Short Ratio", "t1" => "Last Trade Time", "t6" => "Trade Links",
"t7" => "Ticker Trend", "t8" => "1 yr Target Price", "v" => "Volume",
"v1" => "Holdings Value", "v7" => "Holdings Value (Real-time)", "w" => "52-week Range",
"w1" => "Day's Value Change", "w4" => "Day's Value Change (Real-time)", "x" => "Stock Exchange",
);
/* This function gets a symbol or an array of symbol as a parameter.
* And it returns an array of the corresponding stock data.
* If an error occurs, the detail of the error is saved in $error_message variable
* which is passed by reference from the parent function
*/
function get_stock_data_from_yahoo_finance_pv($symbol, &$error_message) {
global $yahoo_finance_tags;
$error_message = NULL; // Default value
$f = ""; // The f parameter in Yahoo! Finance URL
foreach($yahoo_finance_tags as $key => $value)
$f = $f . $key;
if ( is_array($symbol) ) { // if the symbol is an array
if ( $symbol == NULL ) { // if the symbol is invalid
$error_message = "The given symbol is invalid.";
return -1; // ERROR
}
$url = "http://finance.yahoo.com/d/quotes.csv?s=" . implode("+", $symbol) . "&f=" . $f;
$fp = @fopen($url, "r");
if ( $fp == FALSE ) { // If the URL can't be opened
$error_message = "Cannot get data from Yahoo! Finance. The following URL is not accessible, $url";
return -1; // ERROR
}
$arr = array();
$symbol = explode("+",implode("+", $symbol)); // Eliminate the keys in the symbol array
$j = 0;
while ( ($array = @fgetcsv($fp , 4096 , ', ')) !== FALSE ) {
$i = 0;
$p = array();
foreach($yahoo_finance_tags as $key => $value) {
$p[$key] = $array[$i];
$i = $i + 1;
}
$arr[$symbol[$j]]= $p;
$j = $j + 1;
}
@fclose($fp);
return $arr;
} else { // if the symbol is not array
if ( strlen($symbol) < 1 || $symbol == NULL ) { // if the symbol is invalid
$error_message = "The given symbol is invalid.";
return -1; // ERROR
}
$url = "http://finance.yahoo.com/d/quotes.csv?s=" . $symbol . "&f=" . $f;
$fp = @fopen($url, "r");
if ( $fp == FALSE ) { // If the URL can't be opened
$error_message = "Cannot get data from Yahoo! Finance. The following URL is not accessible, $url";
return -1; // ERROR
}
$array = @fgetcsv($fp , 4096 , ', ');
$arr = array();
$i = 0;
foreach($yahoo_finance_tags as $key => $value) {
$arr[$key] = $array[$i];
$i = $i + 1;
}
@fclose($fp);
return $arr;
}
return -1;
}
