263 lines
10 KiB
PHP
263 lines
10 KiB
PHP
<?php
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/**
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* Okay, instead of implementing this with all kinds of callbacks and filter files,
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* this is just going to be one massive file. Fork it and submit PRs to improve it
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* if you feel like it, otherwise I'm just scratching my own itch here.
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*
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* Most important: Keep it simple. Follow one pattern.
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*/
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define('ADD_IDS', True);
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class gdorn_comics extends Plugin {
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function about() {
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return array(0.1,
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'Yet more stupid-simple comic-fetching.',
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'gdorn');
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}
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function init($host) {
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/**
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* When debugging or writing a new fetcher, use the two RENDER hooks.
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* These work in realtime, but don't cache, so they're slow.
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*
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* So once you are happy with your fetcher, use the ARTICLE_FILTER hook.
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*/
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// $host->add_hook($host::HOOK_ARTICLE_FILTER, $this);
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$host->add_hook($host::HOOK_RENDER_ARTICLE_CDM, $this);
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$host->add_hook($host::HOOK_RENDER_ARTICLE, $this);
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}
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function hook_render_article_cdm($article) {
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return $this->mangle_article($article);
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}
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function hook_render_article($article) {
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return $this->mangle_article($article);
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}
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function mangle_article($article) {
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// Eat That Toast bog-standard example
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if (strpos($article['link'], 'eatthattoast.com/comic/') !== FALSE) {
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$article['content'] = preg_replace('#(/[0-9-]+)-150x150\.gif#', '$1.gif', $article['content']);
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$article['content'] = preg_replace('#(width|height)="150"#', '', $article['content']);
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}
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// Joy of Tech
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elseif (strpos($article['link'], 'www.geekculture.com/joyoftech/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, '//p[@class="Maintext"]//img[contains(@src, "joyimages")]', $article);
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}
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// Order of the Stick
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// elseif (strpos(strtolower($article['link']), 'giantitp.com/comics/') !== FALSE) {
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// $xpath = $this->get_xpath_dealie($article['link']);
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// $article['content'] = $this->get_img_tags($xpath, '//td/img[contains(@src, "/comics/images/")]', $article);
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// }
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// Girls with Slingshots
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elseif (strpos($article['link'], 'girlswithslingshots.com/comic/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comicbody']//img", $article);
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}
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// CTRL+ALT+DEL Sillies
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elseif (strpos($article['link'], 'cad-comic.com/sillies/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='content']/img", $article);
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}
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// CTRL+ALT+DEL
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elseif (strpos($article['link'], 'cad-comic.com/cad/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='content']/img", $article);
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}
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// Three Panel Soul
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elseif (strpos($article['link'], 'threepanelsoul.com/2') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comic']/img", $article);
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}
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// Two Lumps
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elseif (strpos($article['link'], 'twolumps.net/d/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//img[@class='ksc' and contains(@src, 'comics')]", $article);
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}
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// Breaking Cat News
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elseif (strpos($article['link'], 'breakingcatnews.com/comic/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comic']/img", $article);
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}
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// Something Positive
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elseif (strpos($article['link'], 'somethingpositive.net') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//img[starts-with(@src, 'sp') and contains(@src, 'png')]", $article);
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}
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// Timothy Winchester (People I Know)
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elseif (strpos($article['link'], 'www.timothywinchester.com/2') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$orig_content = strip_tags($article['content']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@class='singleImage']/img[@class='magicfields']", $article);
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$article['content'] .= "<br>$orig_content</br>";
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}
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// Awkward Zombie
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elseif (strpos($article['link'], 'awkwardzombie.com/index.php?comic') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$orig_content = strip_tags($article['content']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comic']/img", $article);
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$article['content'] .= "<p>$orig_content</p>";
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//also append the blarg post because that's small, interesting,
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//and sometimes necessary for old fogeys like me to get what game it's about
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$entries = $xpath->query("//div[@id='blarg']/div[last()]");
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foreach ($entries as $entry){
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$article['content'] .= "<p><i>" . $entry->textContent . "</i></p>";
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}
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}
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// Camp Weedonwantcha
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elseif (strpos($article['link'], 'campcomic.com/comic/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comic']//img", $article);
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}
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// Scenes From A Multiverse (to get alt tags)
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elseif (strpos($article['link'], 'amultiverse.com/comic/') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comic']//img", $article);
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}
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// Dead Philosophers
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elseif (strpos($article['link'], 'dead-philosophers.com/?p') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//div[@id='comic-1']//img", $article);
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}
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// Dinosaur Comics Cleanup
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elseif (strpos($article['link'], 'qwantz.com/index.php?comic') !== FALSE) {
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$xpath = $this->get_xpath_dealie($article['link']);
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$article['content'] = $this->get_img_tags($xpath, "//img[@class='comic']", $article);
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//also get the blog
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$entries = $xpath->query("//span[@class='rss-content']");
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foreach ($entries as $entry){
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$article['content'] .= "<p>" . $entry->ownerDocument->saveXML($entry) . "</p>";
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}
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}
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// XKCD (alt tags we don't need to call out for)
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elseif (strpos($article['content'], 'imgs.xkcd.com/comics/') !== FALSE) {
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$doc = new DOMDocument();
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$doc->loadHTML($article['content']);
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$xpath = new DOMXpath($doc);
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$imgs = $xpath->query('//img'); //doesn't get simpler than this
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foreach($imgs as $img){
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$article['content'] .= "<br><i>Alt: " . $img->getAttribute('title') . "</i>";
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}
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}
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// Softer World (alt tags we don't need to call out for)
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elseif (strpos($article['content'], 'www.asofterworld.com/index.php?id') !== FALSE) {
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$doc = new DOMDocument();
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$doc->loadHTML($article['content']);
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$xpath = new DOMXpath($doc);
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$imgs = $xpath->query('//img'); //doesn't get simpler than this
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foreach($imgs as $img){
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if ($img->getAttribute('title')) {
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$article['content'] .= "<br><i>Alt: " . $img->getAttribute('title') . "</i>";
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}
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}
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}
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// Invisible Bread (make the bread visible)
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elseif (strpos($article['content'], 'invisiblebread.com/2') !== FALSE) {
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$doc = new DOMDocument();
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$doc->loadHTML($article['content']);
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$xpath = new DOMXpath($doc);
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$bread = $xpath->query("//a[contains(@href, 'bonus-panel')]")->item(0);
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$bread_page_url = $bread->getAttribute('href');
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$xpath = $this->get_xpath_dealie($bread_page_url);
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$extraimage = $xpath->query("//img[@class='extrapanelimage']")->item(0);
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$new_element = $doc->createElement("img");
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$new_element->setAttribute('src', $extraimage->getAttribute('src'));
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$bread->parentNode->replaceChild($new_element, $bread);
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$article['content'] = $doc->saveXML();
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}
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// Questionable Content (cleanup)
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elseif (strpos($article['link'], 'questionablecontent') !== FALSE) {
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// only keep everything starting at the first <img>
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if(preg_match("@.*(<img.*)@", $article['content'], $matches)){
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$article['content'] = $matches[1];
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}
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}
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// Least I Could Do (wtf image size?)
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elseif (strpos($article['link'], 'leasticoulddo.com/comic') !== FALSE) {
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// only keep everything starting at the first <img>
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if(preg_match("@.*(<img.*?>)@", $article['content'], $matches)){
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$img = $matches[1];
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$img = preg_replace("@width=\"\d+\"@", "", $img);
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$img = preg_replace("@height=\"\d+\"@", "", $img);
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$article['content'] = $img;
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}
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}
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if(ADD_IDS){
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$article['content'] .= "<br>ID: " . $article['id'];
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}
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return $article;
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}
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function get_img_tags($xpath, $query, $article){
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$entries = $xpath->query($query);
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$result_html = '';
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foreach ($entries as $entry){
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$orig_src = $entry->getAttribute('src');
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$new_src = $this->rel2abs($orig_src, $article['link']);
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$entry->setAttribute('src', $new_src);
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$result_html .= $entry->ownerDocument->saveXML($entry);
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$alt_text = trim($entry->getAttribute('alt'));
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if (!$alt_text){
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$alt_text = trim($entry->getAttribute('title'));
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}
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if ($alt_text && $alt_text != $article['title']){
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$result_html .= "<br><i>Alt: $alt_text</i></br>";
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}
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}
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return $result_html;
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}
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function get_xpath_dealie($link){
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list($html, $content_type) = $this->get_content($link);
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$doc = new DOMDocument();
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$doc->loadHTML($html);
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$xpath = new DOMXPath($doc);
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return $xpath;
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}
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function get_content($link) {
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/**
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* Use this if you want to dig into the linked page for content, e.g. alt tags.
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*/
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global $fetch_last_content_type;
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$html = fetch_file_contents($link);
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$content_type = $fetch_last_content_type;
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return array( $html, $content_type);
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}
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function rel2abs($rel, $base)
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{
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if (parse_url($rel, PHP_URL_SCHEME) != '' || substr($rel, 0, 2) == '//') {
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return $rel;
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}
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if ($rel[0]=='#' || $rel[0]=='?') {
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return $base.$rel;
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}
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extract(parse_url($base));
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$path = preg_replace('#/[^/]*$#', '', $path);
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if ($rel[0] == '/') {
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$path = '';
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}
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/* dirty absolute URL */
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$abs = "$host$path/$rel";
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/* replace '//' or '/./' or '/foo/../' with '/' */
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$re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
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for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}
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/* absolute URL is ready! */
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return $scheme.'://'.$abs;
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}
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function api_version() {
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return 2;
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}
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}
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