Mercurial > hg > ywww

comparison goodreads/goodreadsReviews.php @ 6:077b0a0a3e6d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
remaining originals according to dependency walk
author Robert Boland <robert@markup.co.uk>
date Thu, 16 Feb 2017 22:29:02 +0000
parents
children
comparison
equal deleted inserted replaced
5:55445b456ad0 6:077b0a0a3e6d
1 <?php
2 include_once('simple_html_dom.php');
3
4 $isbn=$_GET['isbn'];
5
6 function scraping_goodreads($url) {
7 // create HTML DOM
8 $html = file_get_html($url);
9
10 $loop = 0;
11 $ret = "<?xml version=\"1.0\"?>";
12 $ret .= "<Reviews>";
13 foreach($html->find('div[class="gr_review_text"]') as $review) {
14 $rating = $html->find('<span[class="gr_rating"]',$loop);
15 $link = $html->find('<a[class="gr_more_link"]',$loop);
16 $ret .= "<Review>";
17 $ret .= "<Rating>" . substr( $rating->plaintext, 0, 1) . "</Rating>";
18 $ret .= "<Body>" . trim(substr(trim($review->plaintext),0,-7)) . "</Body>";
19 $ret .= "<URL><![CDATA[" . $link . "]]></URL>";
20 $ret .= "</Review>";
21 $loop++;
22 }
23
24 $ret .= "</Reviews>";
25 $html->clear();
26 unset($html);
27 $ret = preg_replace("/[^[:alnum:][:punct:][:space:]]/","",$ret);
28 echo convert_utf8($ret);
29 }
30
31 function convert_utf8($str){
32 if(!seems_utf8($str))
33 return mb_convert_encoding($str, 'UTF-8');
34 return $str;
35 }
36
37 function seems_utf8($Str) {
38 for ($i=0; $i<strlen($Str); $i++) {
39 if (ord($Str[$i]) < 0x80) continue; # 0bbbbbbb
40 elseif ((ord($Str[$i]) & 0xE0) == 0xC0) $n=1; # 110bbbbb
41 elseif ((ord($Str[$i]) & 0xF0) == 0xE0) $n=2; # 1110bbbb
42 elseif ((ord($Str[$i]) & 0xF8) == 0xF0) $n=3; # 11110bbb
43 elseif ((ord($Str[$i]) & 0xFC) == 0xF8) $n=4; # 111110bb
44 elseif ((ord($Str[$i]) & 0xFE) == 0xFC) $n=5; # 1111110b
45 else return false; # Does not match any model
46 for ($j=0; $j<$n; $j++) { # n bytes matching 10bbbbbb follow ?
47 if ((++$i == strlen($Str)) || ((ord($Str[$i]) & 0xC0) != 0x80))
48 return false;
49 }
50 }
51 return true;
52 }
53
54 $ret = scraping_goodreads('http://www.goodreads.com/api/reviews_widget_iframe?did=8vxmKmAn8AVolobtvBbMIg&isbn=' . $isbn);
55 ?>