]>
Commit | Line | Data |
---|---|---|
1ff7ae42 AD |
1 | <?php |
2 | class Af_Readability extends Plugin { | |
3 | ||
4 | private $host; | |
5 | ||
6 | function about() { | |
7 | return array(1.0, | |
8 | "Try to inline article content using Readability", | |
9 | "fox"); | |
10 | } | |
11 | ||
41245888 AD |
12 | function flags() { |
13 | return array("needs_curl" => true); | |
14 | } | |
15 | ||
1ff7ae42 AD |
16 | function save() { |
17 | // | |
18 | } | |
19 | ||
20 | function init($host) | |
21 | { | |
22 | $this->host = $host; | |
23 | ||
24 | $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); | |
25 | $host->add_hook($host::HOOK_PREFS_TAB, $this); | |
26 | $host->add_hook($host::HOOK_PREFS_EDIT_FEED, $this); | |
27 | $host->add_hook($host::HOOK_PREFS_SAVE_FEED, $this); | |
6dbd6585 AD |
28 | |
29 | $host->add_filter_action($this, "action_inline", __("Inline content")); | |
1ff7ae42 AD |
30 | } |
31 | ||
32 | function hook_prefs_tab($args) { | |
33 | if ($args != "prefFeeds") return; | |
34 | ||
35 | print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_readability settings')."\">"; | |
36 | ||
37 | print_notice("Enable the plugin for specific feeds in the feed editor."); | |
38 | ||
39 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
5d5f100f | 40 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); |
3e220fd1 TE |
41 | |
42 | $enabled_feeds = $this->filter_unknown_feeds($enabled_feeds); | |
1ff7ae42 AD |
43 | $this->host->set($this, "enabled_feeds", $enabled_feeds); |
44 | ||
45 | if (count($enabled_feeds) > 0) { | |
46 | print "<h3>" . __("Currently enabled for (click to edit):") . "</h3>"; | |
47 | ||
48 | print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">"; | |
49 | foreach ($enabled_feeds as $f) { | |
50 | print "<li>" . | |
51 | "<img src='images/pub_set.png' | |
52 | style='vertical-align : middle'> <a href='#' | |
53 | onclick='editFeed($f)'>". | |
54 | getFeedTitle($f) . "</a></li>"; | |
55 | } | |
56 | print "</ul>"; | |
57 | } | |
58 | ||
59 | print "</div>"; | |
60 | } | |
61 | ||
62 | function hook_prefs_edit_feed($feed_id) { | |
63 | print "<div class=\"dlgSec\">".__("Readability")."</div>"; | |
64 | print "<div class=\"dlgSecCont\">"; | |
65 | ||
66 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
5d5f100f | 67 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); |
1ff7ae42 AD |
68 | |
69 | $key = array_search($feed_id, $enabled_feeds); | |
70 | $checked = $key !== FALSE ? "checked" : ""; | |
71 | ||
72 | print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"af_readability_enabled\" | |
73 | name=\"af_readability_enabled\" | |
74 | $checked> <label for=\"af_readability_enabled\">".__('Inline article content')."</label>"; | |
75 | ||
76 | print "</div>"; | |
77 | } | |
78 | ||
79 | function hook_prefs_save_feed($feed_id) { | |
80 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
81 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); | |
82 | ||
83 | $enable = checkbox_to_sql_bool($_POST["af_readability_enabled"]) == 'true'; | |
84 | $key = array_search($feed_id, $enabled_feeds); | |
85 | ||
86 | if ($enable) { | |
87 | if ($key === FALSE) { | |
88 | array_push($enabled_feeds, $feed_id); | |
89 | } | |
90 | } else { | |
91 | if ($key !== FALSE) { | |
92 | unset($enabled_feeds[$key]); | |
93 | } | |
94 | } | |
95 | ||
96 | $this->host->set($this, "enabled_feeds", $enabled_feeds); | |
97 | } | |
98 | ||
6dbd6585 AD |
99 | function hook_article_filter_action($article, $action) { |
100 | return $this->process_article($article); | |
101 | } | |
1ff7ae42 | 102 | |
6dbd6585 | 103 | function process_article($article) { |
1ff7ae42 | 104 | |
8b08d9d7 | 105 | if (!class_exists("Readability")) require_once(dirname(dirname(__DIR__)). "/lib/readability/Readability.php"); |
1ff7ae42 | 106 | |
aa03bac4 AD |
107 | if (!defined('NO_CURL') && function_exists('curl_init') && !ini_get("open_basedir")) { |
108 | ||
831129f6 | 109 | $ch = curl_init($article["link"]); |
aa03bac4 | 110 | |
831129f6 AD |
111 | curl_setopt($ch, CURLOPT_TIMEOUT, 5); |
112 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); | |
113 | curl_setopt($ch, CURLOPT_HEADER, true); | |
114 | curl_setopt($ch, CURLOPT_NOBODY, true); | |
aa03bac4 | 115 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); |
831129f6 AD |
116 | curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); |
117 | ||
118 | @$result = curl_exec($ch); | |
119 | $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE); | |
120 | ||
121 | if (strpos($content_type, "text/html") === FALSE) | |
122 | return $article; | |
123 | } | |
124 | ||
1ff7ae42 AD |
125 | $tmp = fetch_file_contents($article["link"]); |
126 | ||
4d03c5c5 | 127 | if ($tmp && mb_strlen($tmp) < 65535 * 4) { |
b7d1306b | 128 | $tmpdoc = new DOMDocument("1.0", "UTF-8"); |
831129f6 AD |
129 | |
130 | if (!$tmpdoc->loadHTML($tmp)) | |
131 | return $article; | |
b7d1306b | 132 | |
37b2bca9 | 133 | if (strtolower($tmpdoc->encoding) != 'utf-8') { |
b7d1306b AD |
134 | $tmpxpath = new DOMXPath($tmpdoc); |
135 | ||
136 | foreach ($tmpxpath->query("//meta") as $elem) { | |
137 | $elem->parentNode->removeChild($elem); | |
138 | } | |
139 | ||
140 | $tmp = $tmpdoc->saveHTML(); | |
141 | } | |
142 | ||
1ff7ae42 AD |
143 | $r = new Readability($tmp, $article["link"]); |
144 | ||
145 | if ($r->init()) { | |
fd61fd6e AD |
146 | |
147 | $tmpxpath = new DOMXPath($r->dom); | |
148 | ||
149 | $entries = $tmpxpath->query('(//a[@href]|//img[@src])'); | |
150 | ||
151 | foreach ($entries as $entry) { | |
152 | if ($entry->hasAttribute("href")) { | |
153 | $entry->setAttribute("href", | |
7975ace2 | 154 | rewrite_relative_url($article["link"], $entry->getAttribute("href"))); |
fd61fd6e AD |
155 | |
156 | } | |
157 | ||
158 | if ($entry->hasAttribute("src")) { | |
159 | $entry->setAttribute("src", | |
7975ace2 | 160 | rewrite_relative_url($article["link"], $entry->getAttribute("src"))); |
fd61fd6e AD |
161 | |
162 | } | |
163 | ||
164 | } | |
165 | ||
1ff7ae42 AD |
166 | $article["content"] = $r->articleContent->innerHTML; |
167 | } | |
168 | } | |
169 | ||
170 | return $article; | |
6dbd6585 AD |
171 | } |
172 | ||
173 | function hook_article_filter($article) { | |
174 | ||
175 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
5d5f100f TE |
176 | if (!is_array($enabled_feeds)) return $article; |
177 | ||
6dbd6585 AD |
178 | $key = array_search($article["feed"]["id"], $enabled_feeds); |
179 | if ($key === FALSE) return $article; | |
180 | ||
181 | return $this->process_article($article); | |
1ff7ae42 AD |
182 | |
183 | } | |
184 | ||
185 | function api_version() { | |
186 | return 2; | |
187 | } | |
188 | ||
189 | private function filter_unknown_feeds($enabled_feeds) { | |
190 | $tmp = array(); | |
191 | ||
3e220fd1 | 192 | foreach ($enabled_feeds as $feed) { |
1ff7ae42 | 193 | |
3e220fd1 | 194 | $result = db_query("SELECT id FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]); |
1ff7ae42 | 195 | |
3e220fd1 TE |
196 | if (db_num_rows($result) != 0) { |
197 | array_push($tmp, $feed); | |
1ff7ae42 AD |
198 | } |
199 | } | |
200 | ||
201 | return $tmp; | |
202 | } | |
203 | ||
204 | } | |
205 | ?> |