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Improve Facebook Bridge

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Retrieve author display name from page title
Build short readable title using name and content
Convert relative links into absolute links
Remove attributes from </a> tags (may cause issues)
Remove onclick and onmouseover (javascript code)
Retrieve url of first image of post as thumnail
Use author avatar as thumnail if no first image
Use display name in feed name: name - Fb bridge
Minor code indent fixes and use simple quotes
This commit is contained in:
ORelio 2015-09-05 14:31:57 +02:00
parent 762ad0291e
commit d7436c2d0a
1 changed files with 73 additions and 61 deletions
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72
bridges/FacebookBridge.php
View file

@ -1,16 +1,16 @@
<?php
/**
*
* @name Facebook
* @homepage http://facebook.com/
* @description Input a page title or a profile log. For a profile log, please insert the parameter as follow : myExamplePage/132621766841117
* @update 03/08/2015
* @update 05/09/2015
* @maintainer teromene
* @use1(u="username")
*/
class FacebookBridge extends BridgeAbstract{
private $name;
public function collectData(array $param){
$html = '';
@ -19,69 +19,81 @@ class FacebookBridge extends BridgeAbstract{
if(!strpos($param['u'], "/")) {
$html = file_get_html('https://facebook.com/'.urlencode($param['u']).'?_fb_noscript=1') or $this->returnError('No results for this query.', 404);
} else {
$html = file_get_html('https://facebook.com/pages/'.$param['u'].'?_fb_noscript=1') or $this->returnError('No results for this query.', 404);
}
} else {
$this->returnError('You must specify a Facebook username.', 400);
}
$element = $html->find("[id^=PagePostsSectionPagelet-]")[0]->children(0)->children(0);
$element = $html->find('[id^=PagePostsSectionPagelet-]')[0]->children(0)->children(0);
if(isset($element)) {
$author = str_replace(' | Facebook', '', $html->find('title#pageTitle', 0)->innertext);
$profilePic = 'https://graph.facebook.com/'.$param['u'].'/picture?width=200&amp;height=200';
$this->name = $author;
foreach($element->children() as $post) {
$item = new \Item();
if($post->hasAttribute("data-time")) {
//Clean the content of the page
$content = preg_replace('/(?i)><div class=\"clearfix([^>]+)>(.+?)div\ class=\"userContent\"/i', "", $post);
$content = preg_replace('/(?i)><div class=\"_59tj([^>]+)>(.+?)<\/div><\/div><a/i', "", $content);
$content = preg_replace('/(?i)><div class=\"_3dp([^>]+)>(.+?)div\ class=\"[^u]+userContent\"/i', "", $content);
$content = preg_replace('/(?i)><div class=\"_4l5([^>]+)>(.+?)<\/div>/i', "", $content);
$content = strip_tags($content,"<a><img>");
//Clean the content of the page and convert relative links into absolute links
$content = preg_replace('/(?i)><div class=\"clearfix([^>]+)>(.+?)div\ class=\"userContent\"/i', '', $post);
$content = preg_replace('/(?i)><div class=\"_59tj([^>]+)>(.+?)<\/div><\/div><a/i', '', $content);
$content = preg_replace('/(?i)><div class=\"_3dp([^>]+)>(.+?)div\ class=\"[^u]+userContent\"/i', '', $content);
$content = preg_replace('/(?i)><div class=\"_4l5([^>]+)>(.+?)<\/div>/i', '', $content);
$content = str_replace(' href="/', ' href="https://facebook.com/', $content);
$content = preg_replace('/ onmouseover=\"[^"]+\"/i', '', $content);
$content = preg_replace('/ onclick=\"[^"]+\"/i', '', $content);
$content = preg_replace('/<\/a [^>]+>/i', '</a>', $content);
$content = strip_tags($content,'<a><img>');
//Retrieve date of the post
$date = $post->find("abbr")[0];
if(isset($date) && $date->hasAttribute("data-utime")) {
$date = $date->getAttribute("data-utime");
if(isset($date) && $date->hasAttribute('data-utime')) {
$date = $date->getAttribute('data-utime');
} else {
$date = 0;
}
$item->uri = 'https://facebook.com'.str_replace("&amp;", "&", $post->find("abbr")[0]->parent()->getAttribute("href"));
//Build title from username and content
$title = $author;
if (strlen($title) > 24)
$title = substr($title, 0, strpos(wordwrap($title, 24), "\n")).'...';
$title = $title.' | '.strip_tags($content);
if (strlen($title) > 64)
$title = substr($title, 0, strpos(wordwrap($title, 64), "\n")).'...';
//Use first image as thumbnail if available, or profile pic fallback
$thumbnail = $post->find('img', 1)->src;
if (strlen($thumbnail) == 0)
$thumbnail = $profilePic;
//Build and add final item
$item->uri = 'https://facebook.com'.str_replace('&amp;', '&', $post->find('abbr')[0]->parent()->getAttribute('href'));
$item->thumbnailUri = $thumbnail;
$item->content = $content;
$item->title = $param['u']." | ".strip_tags($content);
$item->title = $title;
$item->author = $author;
$item->timestamp = $date;
$this->items[] = $item;
}
}
}
}
public function getName(){
return 'Facebook Bridge';
public function getName() {
return (isset($this->name) ? $this->name.' - ' : '').'Facebook Bridge';
}
public function getURI(){
public function getURI() {
return 'http://facebook.com';
}
public function getCacheDuration(){
public function getCacheDuration() {
return 300; // 5 minutes
}
}
?>