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authorNicolas LÅ“uillet <nicolas@loeuillet.org>2015-01-26 22:15:19 +0100
committerNicolas LÅ“uillet <nicolas@loeuillet.org>2015-01-26 22:15:19 +0100
commit6b767d1cc0e9697af95ec399fd612d203d10826a (patch)
tree5257200fa45da0218a9c63f0738f18eb6c876775 /src/Wallabag/CoreBundle/Service
parentad4d1caa9e744af57ca58a4e57576533eb682d00 (diff)
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refactoring for fetching content
Diffstat (limited to 'src/Wallabag/CoreBundle/Service')
-rw-r--r--src/Wallabag/CoreBundle/Service/Extractor.php92
1 files changed, 92 insertions, 0 deletions
diff --git a/src/Wallabag/CoreBundle/Service/Extractor.php b/src/Wallabag/CoreBundle/Service/Extractor.php
new file mode 100644
index 00000000..790386d4
--- /dev/null
+++ b/src/Wallabag/CoreBundle/Service/Extractor.php
@@ -0,0 +1,92 @@
1<?php
2
3namespace Wallabag\CoreBundle\Service;
4
5use Wallabag\CoreBundle\Helper\Content;
6use Wallabag\Wallabag\Url;
7
8final class Extractor
9{
10 public static function extract($url) {
11 $pageContent = Extractor::getPageContent(new Url(base64_encode($url)));
12 $title = ($pageContent['rss']['channel']['item']['title'] != '') ? $pageContent['rss']['channel']['item']['title'] : _('Untitled');
13 $body = $pageContent['rss']['channel']['item']['description'];
14
15 $content = new Content();
16 $content->setTitle($title);
17 $content->setBody($body);;
18
19 return $content;
20 }
21 /**
22 * Get the content for a given URL (by a call to FullTextFeed)
23 *
24 * @param Url $url
25 * @return mixed
26 */
27 public static function getPageContent(Url $url)
28 {
29 // Saving and clearing context
30 $REAL = array();
31 foreach( $GLOBALS as $key => $value ) {
32 if( $key != 'GLOBALS' && $key != '_SESSION' && $key != 'HTTP_SESSION_VARS' ) {
33 $GLOBALS[$key] = array();
34 $REAL[$key] = $value;
35 }
36 }
37 // Saving and clearing session
38 if (isset($_SESSION)) {
39 $REAL_SESSION = array();
40 foreach( $_SESSION as $key => $value ) {
41 $REAL_SESSION[$key] = $value;
42 unset($_SESSION[$key]);
43 }
44 }
45
46 // Running code in different context
47 $scope = function() {
48 extract( func_get_arg(1) );
49 $_GET = $_REQUEST = array(
50 "url" => $url->getUrl(),
51 "max" => 5,
52 "links" => "preserve",
53 "exc" => "",
54 "format" => "json",
55 "submit" => "Create Feed"
56 );
57 ob_start();
58 require func_get_arg(0);
59 $json = ob_get_contents();
60 ob_end_clean();
61 return $json;
62 };
63
64 // Silence $scope function to avoid
65 // issues with FTRSS when error_reporting is to high
66 // FTRSS generates PHP warnings which break output
67 $json = @$scope(__DIR__ . "/../../../../vendor/wallabag/Fivefilters_Libraries/makefulltextfeed.php", array("url" => $url));
68
69 // Clearing and restoring context
70 foreach ($GLOBALS as $key => $value) {
71 if($key != "GLOBALS" && $key != "_SESSION" ) {
72 unset($GLOBALS[$key]);
73 }
74 }
75 foreach ($REAL as $key => $value) {
76 $GLOBALS[$key] = $value;
77 }
78
79 // Clearing and restoring session
80 if (isset($REAL_SESSION)) {
81 foreach($_SESSION as $key => $value) {
82 unset($_SESSION[$key]);
83 }
84
85 foreach($REAL_SESSION as $key => $value) {
86 $_SESSION[$key] = $value;
87 }
88 }
89
90 return json_decode($json, true);
91 }
92} \ No newline at end of file