回显数组中的每个图像

时间:2013-06-23 08:08:45

标签: php json wikipedia

我使用维基百科API来获取我的网站的图像和描述,我需要你对图像的帮助。目前我正在使用它:

$wurl = "http://en.wikipedia.org/w/api.php?action=query&prop=extracts|info|images&titles=".$wsearch."&format=json&explaintext&redirects&inprop=url&indexpageids&exintro";

$wjson = file_get_contents($wurl);
$wdata = json_decode($wjson);
$wpageid = $wdata->query->pageids['0'];
if ($wpageid == -1)
{
}
else
{
echo"
<div id='images'>
&nbsp;&nbsp;<p style='padding-bottom:8px;border-bottom: 6px solid #333;width:100%;'>Images for <b>$search</b>:</br></p>
<div class='resultbox random-color-".rand(1,3)."'>
";

foreach($wdata->query->pages->$wpageid->images as $iimages)
{
$ititle = $iimages->title;
$iname = $ititle;   
$ifilename = str_replace(" ", "_",$iname);
$idigest = md5($ifilename);
$ifolder = $idigest[0] . '/' . $idigest[0] . $idigest[1] . '/' .  urlencode($iname);
$iurl = 'http://upload.wikimedia.org/wikipedia/commons/' . $ifolder;
echo"
<img style='height:100px;' src='$irurl'>
";
}
echo"
</div>
</div>
";
}  

从网址回显每个单独的图片:

然而,我无法取回任何东西,或者至少在我的页面上没有显示任何内容。我对JSON很新,所以有人可以向我解释我做错了什么吗?我希望你能告诉我和未来的观众去做,因为它真的很烦人...大声笑,无论如何都要提前感谢。

编辑:

<div class="resultbox random-color-3">
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" 4="" 4a="" commons-logo.svg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" f="" fe="" crystal_clear_app_browser.png'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" e="" e5="" eric_schmidt_at_the_37th_g8_summit_in_deauville_037.jpg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" b="" b6="" factory_1b.svg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" a="" a4="" flag_of_the_united_states.svg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" 2="" 20="" google-logo.svg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" b="" b7="" google1998.png'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" 6="" 69="" google_appliance.jpg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" 5="" 54="" google_mountain_view_campus_dinosaur_skeleton_%27stan%27.jpg'=""/>
<img src'http:="" upload.wikimedia.org="" wikipedia="" commons="" 8="" 8c="" google_mountain_view_campus_garden.jpg'=""/>
</div>

它似乎正在移除所有/并且没有用下划线替换空格......任何想法?

1 个答案:

答案 0 :(得分:0)

我在您的代码中看到了错误...

  $iurl = 'http://upload.wikimedia.org/wikipedia/commons/' . $ifolder;
  echo"<img style='height:100px;' src='$irurl'>";

在这里你有$iurl,但是你在iamge的src中调用了$irurl ...这可能只是StackOverflow上的一个错误.......

但这不是你真正的问题。您的问题是维基百科网址会在没有File:前置的情况下拍摄图像,因此您必须将其删除。

这对你有用......

foreach($wdata->query->pages->$wpageid->images as $iimages)
{
$name = $iimages->title;
$filename = str_replace(' ', '_',$name);
$filename = str_replace("File:","",$filename);
$digest = md5($filename);
$folder = $digest[0].'/'.$digest[0].$digest[1].'/'.urlencode($filename);
$url = 'http://upload.wikimedia.org/wikipedia/commons/'.$folder;

echo "<img src='$url'">;
}