diff options
Diffstat (limited to 'classes/feeditem')
-rw-r--r-- | classes/feeditem/atom.php | 109 | ||||
-rw-r--r-- | classes/feeditem/common.php | 51 | ||||
-rw-r--r-- | classes/feeditem/rss.php | 107 |
3 files changed, 267 insertions, 0 deletions
diff --git a/classes/feeditem/atom.php b/classes/feeditem/atom.php new file mode 100644 index 000000000..b981dc319 --- /dev/null +++ b/classes/feeditem/atom.php @@ -0,0 +1,109 @@ +<?php +class FeedItem_Atom extends FeedItem_Common { + function get_id() { + $id = $this->elem->getElementsByTagName("id")->item(0); + + if ($id) { + return $id->nodeValue; + } else { + return $this->get_link(); + } + } + + function get_date() { + $updated = $this->elem->getElementsByTagName("updated")->item(0); + + if ($updated) { + return strtotime($updated->nodeValue); + } + } + + function get_link() { + $links = $this->elem->getElementsByTagName("link"); + + foreach ($links as $link) { + if ($link && $link->hasAttribute("href") && (!$link->hasAttribute("rel") + || $link->getAttribute("rel") == "alternate")) { + return $link->getAttribute("href"); + } + } + } + + function get_title() { + $title = $this->elem->getElementsByTagName("title")->item(0); + + if ($title) { + return $title->nodeValue; + } + } + + function get_content() { + $content = $this->elem->getElementsByTagName("content")->item(0); + + if ($content) { + return $content->nodeValue; + } + } + + function get_description() { + $summary = $this->elem->getElementsByTagName("summary")->item(0); + + if ($summary) { + return $summary->nodeValue; + } + } + + function get_categories() { + $categories = $this->elem->getElementsByTagName("category"); + $cats = array(); + + foreach ($categories as $cat) { + if ($cat->hasAttribute("term")) + array_push($cats, $cat->getAttribute("term")); + } + + $categories = $this->xpath->query("dc:subject", $this->elem); + + foreach ($categories as $cat) { + array_push($cats, $cat->nodeValue); + } + + return $cats; + } + + function get_enclosures() { + $links = $this->elem->getElementsByTagName("link"); + + $encs = array(); + + foreach ($links as $link) { + if ($link && $link->hasAttribute("href") && $link->hasAttribute("rel")) { + if ($link->getAttribute("rel") == "enclosure") { + $enc = new FeedEnclosure(); + + $enc->type = $link->getAttribute("type"); + $enc->link = $link->getAttribute("href"); + $enc->length = $link->getAttribute("length"); + + array_push($encs, $enc); + } + } + } + + $enclosures = $this->xpath->query("media:content", $this->elem); + + foreach ($enclosures as $enclosure) { + $enc = new FeedEnclosure(); + + $enc->type = $enclosure->getAttribute("type"); + $enc->link = $enclosure->getAttribute("url"); + $enc->length = $enclosure->getAttribute("length"); + + array_push($encs, $enc); + } + + return $encs; + } + +} +?> diff --git a/classes/feeditem/common.php b/classes/feeditem/common.php new file mode 100644 index 000000000..0787a42cb --- /dev/null +++ b/classes/feeditem/common.php @@ -0,0 +1,51 @@ +<?php +abstract class FeedItem_Common extends FeedItem { + protected $elem; + protected $xpath; + protected $doc; + + function __construct($elem, $doc, $xpath) { + $this->elem = $elem; + $this->xpath = $xpath; + $this->doc = $doc; + } + + function get_author() { + $author = $this->elem->getElementsByTagName("author")->item(0); + + if ($author) { + $name = $author->getElementsByTagName("name")->item(0); + + if ($name) return $name->nodeValue; + + $email = $author->getElementsByTagName("email")->item(0); + + if ($email) return $email->nodeValue; + + if ($author->nodeValue) + return $author->nodeValue; + } + + $author = $this->xpath->query("dc:creator", $this->elem)->item(0); + + if ($author) { + return $author->nodeValue; + } + } + + // todo + function get_comments_url() { + + } + + function get_comments_count() { + $comments = $this->xpath->query("slash:comments", $this->elem)->item(0); + + if ($comments) { + return $comments->nodeValue; + } + } + + +} +?> diff --git a/classes/feeditem/rss.php b/classes/feeditem/rss.php new file mode 100644 index 000000000..2f363b4f6 --- /dev/null +++ b/classes/feeditem/rss.php @@ -0,0 +1,107 @@ +<?php +class FeedItem_RSS extends FeedItem_Common { + function get_id() { + $id = $this->elem->getElementsByTagName("guid")->item(0); + + if ($id) { + return $id->nodeValue; + } else { + return $this->get_link(); + } + } + + function get_date() { + $pubDate = $this->elem->getElementsByTagName("pubDate")->item(0); + + if ($pubDate) { + return strtotime($pubDate->nodeValue); + } + } + + function get_link() { + $link = $this->elem->getElementsByTagName("link")->item(0); + + if ($link) { + return $link->nodeValue; + } + } + + function get_title() { + $title = $this->elem->getElementsByTagName("title")->item(0); + + if ($title) { + return $title->nodeValue; + } + } + + function get_content() { + $content = $this->xpath->query("content:encoded", $this->elem)->item(0); + + if ($content) { + return $content->nodeValue; + } + + $content = $this->elem->getElementsByTagName("description")->item(0); + + if ($content) { + return $content->nodeValue; + } + } + + function get_description() { + $summary = $this->elem->getElementsByTagName("description")->item(0); + + if ($summary) { + return $summary->nodeValue; + } + } + + function get_categories() { + $categories = $this->elem->getElementsByTagName("category"); + $cats = array(); + + foreach ($categories as $cat) { + array_push($cats, $cat->nodeValue); + } + + $categories = $this->xpath->query("dc:subject", $this->elem); + + foreach ($categories as $cat) { + array_push($cats, $cat->nodeValue); + } + + return $cats; + } + + function get_enclosures() { + $enclosures = $this->elem->getElementsByTagName("enclosure"); + + $encs = array(); + + foreach ($enclosures as $enclosure) { + $enc = new FeedEnclosure(); + + $enc->type = $enclosure->getAttribute("type"); + $enc->link = $enclosure->getAttribute("url"); + $enc->length = $enclosure->getAttribute("length"); + + array_push($encs, $enc); + } + + $enclosures = $this->xpath->query("media:content", $this->elem); + + foreach ($enclosures as $enclosure) { + $enc = new FeedEnclosure(); + + $enc->type = $enclosure->getAttribute("type"); + $enc->link = $enclosure->getAttribute("url"); + $enc->length = $enclosure->getAttribute("length"); + + array_push($encs, $enc); + } + + return $encs; + } + +} +?> |