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Pierre Hubert
2016-11-19 12:08:12 +01:00
commit 990540b2b9
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49
3rdparty/analysing_page/analyser_en.php vendored Executable file
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<?php
//This file extract the title, the description and the image of a webpage, which are indicated in <meta og: markups
function analyse_source_page($source)
{
//Préparation de l'analyse
$page_title = null;
$page_description = null;
$page_image = null;
//Analysing datas
preg_match_all('#<meta (.*?)>#is', $source, $result,PREG_PATTERN_ORDER);
//Fetching
$liste_types = array(
array('title' => 'page_title', 'pattern' => '<property="og:title">', 'begining' => 'content="', 'ending' => '"'),
array('title' => 'page_title', 'pattern' => "<property='og:title'>", 'begining' => "content='", 'ending' => "'"),
array('title' => 'page_description', 'pattern' => "<property='og:description'>", 'begining' => "content='", 'ending' => "'"),
array('title' => 'page_description', 'pattern' => '<property="og:description">', 'begining' => 'content="', 'ending' => '"'),
array('title' => 'page_image', 'pattern' => '<property="og:image">', 'begining' => 'content="', 'ending' => '"'),
array('title' => 'page_image', 'pattern' => "<property='og:image'>", 'begining' => "content='", 'ending' => "'"),
);
//Analysing list
foreach($result[1] as $fetching)
{
//Parcours des types de traitement
foreach($liste_types as $fetching_infos)
{
//Preparing
$fetching = str_replace(' =', '=', $fetching);
//Vérification de la présence des informations
if(preg_match($fetching_infos['pattern'], $fetching))
{
$begining = $fetching_infos['begining'];
$ending = $fetching_infos['ending'];
$title = $fetching_infos['title'];
$content = strstr($fetching, $begining);
$content = str_replace($begining, '', $content);
$content = strstr($content, $ending, true);
${$title} = $content;
}
}
}
//Sending result
return array('title' => $page_title, 'description' => $page_description, 'image' => $page_image);
}