正则表达式从[shortcode]中提取变量 [英] Regex extract variables from [shortcode]
问题描述
字符串内容:
/ p>
不相关的tekst ...
[sublimevideo class =sublime
poster =http:// video。 host.com/_previews/600x450/sbx-60025-00-da-ANA.png
src1 =http://video.host.com/_video/H.264/LO/sbx-60025-00 -da-ANA.m4v
src2 =(hd) http://video.host.com/_video/H.264/HI/sbx-60025-00-da-ANA.m4v
width =560 height =315]
.. more不相关的文本。
我需要找到所有的变量, sublimevideo ...]并将其转换成数组:
Array(
class =>sublime
poster =>http://video.host.com/_previews/600x450/sbx-60025-00-da-FMT.png
src1 =>http://video.host的.com / _视频/ H.264 / LO / SBX-60 025-00-da-FMT.m4v
src2 => (hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-FMT.m4v
width => 560
height => 315
)
最好处理短码的多个实例。
我想可以用preg_match_all()完成,但我没有运气。
这将给你你想要的。
$ data ='不相关的tekst ... [sublimevideo class =sublimeposter =http://video.host .com / _previews / 600x450 / sbx-60025-00-da-ANA.pngsrc1 =http://video.host.com/_video/H.264/LO/sbx-60025-00-da-ANA。 m4vsrc2 =(hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-ANA.m4vwidth =560height =315]。更不相关的文字。
$ dat = array();
preg_match(/ \ [sublimevideo(。+?)\] /,$ data,$ dat);
$ dat = array_pop($ dat);
$ dat = explode(,$ dat);
$ params = array();
foreach($ dat as $ d){
list($ opt,$ val)= explode(=,$ d);
$ params [$ opt] = trim($ val,''');
}
print_r($ params);
预计您将处理短代码时遇到的下一个挑战,您可以使用preg_replace_callback替换短标签数据及其结果标记。
$ data ='不相关tekst ... [sublimevideo class =sublimeposter =http://video.host.com/ _previews / 600x450 / sbx-60025-00-da-ANA.pngsrc1 =http://video.host.com/_video/H.264/LO/sbx-60025-00-da-ANA.m4vsrc2 =(hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-ANA.m4vwidth =560height =315] ..更不相关文本';
函数processShortCode($ matches){
//解析参数
$ dat = explode(,$ matches [2]);
$ params = array();
foreach($ dat as $ d){
list($ opt,$ val)= explode(=,$ d);
$ params [$ opt] = trim($ val,'');
}
switch($ matches [1]){
casesublimevideo:
//这里是要从shorttag调用返回结果标记的地方。
return print_r($ params,true);
}
}
$ data = preg_replace_callback(/ \ [(\w +)(。+?)] /,processShortCode,$ data);
echo $ data;
After migrating some content from WordPress to Drupal, I've got som shortcodes that I need to convert:
String content:
Irrelevant tekst... [sublimevideo class="sublime" poster="http://video.host.com/_previews/600x450/sbx-60025-00-da-ANA.png" src1="http://video.host.com/_video/H.264/LO/sbx-60025-00-da-ANA.m4v" src2="(hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-ANA.m4v" width="560" height="315"] ..more irrelevant text.
I need to find all variables within the shortcode [sublimevideo ...] and turn it into an array:
Array (
class => "sublime"
poster => "http://video.host.com/_previews/600x450/sbx-60025-00-da-FMT.png"
src1 => "http://video.host.com/_video/H.264/LO/sbx-60025-00-da-FMT.m4v"
src2 => "(hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-FMT.m4v"
width => "560"
height => "315"
)
And preferably handle multiple instances of the shortcode.
I guess it can be done with preg_match_all() but I've had no luck.
This will give you what you want.
$data = 'Irrelevant tekst... [sublimevideo class="sublime" poster="http://video.host.com/_previews/600x450/sbx-60025-00-da-ANA.png" src1="http://video.host.com/_video/H.264/LO/sbx-60025-00-da-ANA.m4v" src2="(hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-ANA.m4v" width="560" height="315"] ..more irrelevant text.';
$dat = array();
preg_match("/\[sublimevideo (.+?)\]/", $data, $dat);
$dat = array_pop($dat);
$dat= explode(" ", $dat);
$params = array();
foreach ($dat as $d){
list($opt, $val) = explode("=", $d);
$params[$opt] = trim($val, '"');
}
print_r($params);
In anticipation of the next challenge you will face with processing short codes you can use preg_replace_callback to replace the short tag data with it's resultant markup.
$data = 'Irrelevant tekst... [sublimevideo class="sublime" poster="http://video.host.com/_previews/600x450/sbx-60025-00-da-ANA.png" src1="http://video.host.com/_video/H.264/LO/sbx-60025-00-da-ANA.m4v" src2="(hd)http://video.host.com/_video/H.264/HI/sbx-60025-00-da-ANA.m4v" width="560" height="315"] ..more irrelevant text.';
function processShortCode($matches){
// parse out the arguments
$dat= explode(" ", $matches[2]);
$params = array();
foreach ($dat as $d){
list($opt, $val) = explode("=", $d);
$params[$opt] = trim($val, '"');
}
switch($matches[1]){
case "sublimevideo":
// here is where you would want to return the resultant markup from the shorttag call.
return print_r($params, true);
}
}
$data = preg_replace_callback("/\[(\w+) (.+?)]/", "processShortCode", $data);
echo $data;
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