]>
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 | 16 | function save() { |
666cd333 AD |
17 | $enable_share_anything = checkbox_to_sql_bool($_POST["enable_share_anything"]) == "true"; |
18 | ||
19 | $this->host->set($this, "enable_share_anything", $enable_share_anything); | |
20 | ||
21 | echo __("Data saved."); | |
1ff7ae42 AD |
22 | } |
23 | ||
24 | function init($host) | |
25 | { | |
26 | $this->host = $host; | |
27 | ||
28 | $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); | |
29 | $host->add_hook($host::HOOK_PREFS_TAB, $this); | |
30 | $host->add_hook($host::HOOK_PREFS_EDIT_FEED, $this); | |
31 | $host->add_hook($host::HOOK_PREFS_SAVE_FEED, $this); | |
6dbd6585 AD |
32 | |
33 | $host->add_filter_action($this, "action_inline", __("Inline content")); | |
1ff7ae42 AD |
34 | } |
35 | ||
36 | function hook_prefs_tab($args) { | |
37 | if ($args != "prefFeeds") return; | |
38 | ||
dc8bd8a6 | 39 | print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('Readability settings (af_readability)')."\">"; |
1ff7ae42 AD |
40 | |
41 | print_notice("Enable the plugin for specific feeds in the feed editor."); | |
42 | ||
666cd333 AD |
43 | print "<form dojoType=\"dijit.form.Form\">"; |
44 | ||
45 | print "<script type=\"dojo/method\" event=\"onSubmit\" args=\"evt\"> | |
46 | evt.preventDefault(); | |
47 | if (this.validate()) { | |
48 | console.log(dojo.objectToQuery(this.getValues())); | |
49 | new Ajax.Request('backend.php', { | |
50 | parameters: dojo.objectToQuery(this.getValues()), | |
51 | onComplete: function(transport) { | |
52 | notify_info(transport.responseText); | |
53 | } | |
54 | }); | |
55 | //this.reset(); | |
56 | } | |
57 | </script>"; | |
58 | ||
328118d1 AD |
59 | print_hidden("op", "pluginhandler"); |
60 | print_hidden("method", "save"); | |
61 | print_hidden("plugin", "af_readability"); | |
666cd333 AD |
62 | |
63 | $enable_share_anything = $this->host->get($this, "enable_share_anything"); | |
666cd333 | 64 | |
dc8bd8a6 AD |
65 | print_checkbox("enable_share_anything", $enable_share_anything); |
66 | print " <label for=\"enable_share_anything\">" . __("Use Readability for pages shared via bookmarklet.") . "</label>"; | |
666cd333 | 67 | |
dc8bd8a6 | 68 | print "<p>"; print_button("submit", __("Save")); |
666cd333 AD |
69 | print "</form>"; |
70 | ||
1ff7ae42 | 71 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); |
5d5f100f | 72 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); |
3e220fd1 TE |
73 | |
74 | $enabled_feeds = $this->filter_unknown_feeds($enabled_feeds); | |
1ff7ae42 AD |
75 | $this->host->set($this, "enabled_feeds", $enabled_feeds); |
76 | ||
77 | if (count($enabled_feeds) > 0) { | |
78 | print "<h3>" . __("Currently enabled for (click to edit):") . "</h3>"; | |
79 | ||
80 | print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">"; | |
81 | foreach ($enabled_feeds as $f) { | |
82 | print "<li>" . | |
83 | "<img src='images/pub_set.png' | |
84 | style='vertical-align : middle'> <a href='#' | |
85 | onclick='editFeed($f)'>". | |
86a8351c | 86 | Feeds::getFeedTitle($f) . "</a></li>"; |
1ff7ae42 AD |
87 | } |
88 | print "</ul>"; | |
89 | } | |
90 | ||
91 | print "</div>"; | |
92 | } | |
93 | ||
94 | function hook_prefs_edit_feed($feed_id) { | |
95 | print "<div class=\"dlgSec\">".__("Readability")."</div>"; | |
96 | print "<div class=\"dlgSecCont\">"; | |
97 | ||
98 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
5d5f100f | 99 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); |
1ff7ae42 AD |
100 | |
101 | $key = array_search($feed_id, $enabled_feeds); | |
102 | $checked = $key !== FALSE ? "checked" : ""; | |
103 | ||
104 | print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"af_readability_enabled\" | |
105 | name=\"af_readability_enabled\" | |
106 | $checked> <label for=\"af_readability_enabled\">".__('Inline article content')."</label>"; | |
107 | ||
108 | print "</div>"; | |
109 | } | |
110 | ||
111 | function hook_prefs_save_feed($feed_id) { | |
112 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
113 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); | |
114 | ||
115 | $enable = checkbox_to_sql_bool($_POST["af_readability_enabled"]) == 'true'; | |
116 | $key = array_search($feed_id, $enabled_feeds); | |
117 | ||
118 | if ($enable) { | |
119 | if ($key === FALSE) { | |
120 | array_push($enabled_feeds, $feed_id); | |
121 | } | |
122 | } else { | |
123 | if ($key !== FALSE) { | |
124 | unset($enabled_feeds[$key]); | |
125 | } | |
126 | } | |
127 | ||
128 | $this->host->set($this, "enabled_feeds", $enabled_feeds); | |
129 | } | |
130 | ||
21ce7d9e AD |
131 | /** |
132 | * @SuppressWarnings(PHPMD.UnusedFormalParameter) | |
133 | */ | |
6dbd6585 AD |
134 | function hook_article_filter_action($article, $action) { |
135 | return $this->process_article($article); | |
136 | } | |
1ff7ae42 | 137 | |
666cd333 | 138 | public function extract_content($url) { |
8b08d9d7 | 139 | if (!class_exists("Readability")) require_once(dirname(dirname(__DIR__)). "/lib/readability/Readability.php"); |
1ff7ae42 | 140 | |
aa03bac4 AD |
141 | if (!defined('NO_CURL') && function_exists('curl_init') && !ini_get("open_basedir")) { |
142 | ||
666cd333 | 143 | $ch = curl_init($url); |
aa03bac4 | 144 | |
831129f6 AD |
145 | curl_setopt($ch, CURLOPT_TIMEOUT, 5); |
146 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); | |
147 | curl_setopt($ch, CURLOPT_HEADER, true); | |
148 | curl_setopt($ch, CURLOPT_NOBODY, true); | |
aa03bac4 | 149 | curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); |
831129f6 AD |
150 | curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); |
151 | ||
21ce7d9e | 152 | @curl_exec($ch); |
831129f6 AD |
153 | $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE); |
154 | ||
155 | if (strpos($content_type, "text/html") === FALSE) | |
666cd333 | 156 | return false; |
831129f6 AD |
157 | } |
158 | ||
666cd333 | 159 | $tmp = fetch_file_contents($url); |
1ff7ae42 | 160 | |
e487e92d | 161 | if ($tmp && mb_strlen($tmp) < 1024 * 500) { |
b7d1306b | 162 | $tmpdoc = new DOMDocument("1.0", "UTF-8"); |
831129f6 | 163 | |
f45a1152 | 164 | if (!$tmpdoc->loadHTML('<?xml encoding="utf-8" ?>\n' . $tmp)) |
666cd333 | 165 | return false; |
b7d1306b | 166 | |
37b2bca9 | 167 | if (strtolower($tmpdoc->encoding) != 'utf-8') { |
b7d1306b AD |
168 | $tmpxpath = new DOMXPath($tmpdoc); |
169 | ||
170 | foreach ($tmpxpath->query("//meta") as $elem) { | |
171 | $elem->parentNode->removeChild($elem); | |
172 | } | |
173 | ||
174 | $tmp = $tmpdoc->saveHTML(); | |
175 | } | |
176 | ||
666cd333 | 177 | $r = new Readability($tmp, $url); |
1ff7ae42 AD |
178 | |
179 | if ($r->init()) { | |
fd61fd6e AD |
180 | $tmpxpath = new DOMXPath($r->dom); |
181 | ||
182 | $entries = $tmpxpath->query('(//a[@href]|//img[@src])'); | |
183 | ||
184 | foreach ($entries as $entry) { | |
185 | if ($entry->hasAttribute("href")) { | |
186 | $entry->setAttribute("href", | |
666cd333 | 187 | rewrite_relative_url($url, $entry->getAttribute("href"))); |
fd61fd6e AD |
188 | |
189 | } | |
190 | ||
191 | if ($entry->hasAttribute("src")) { | |
192 | $entry->setAttribute("src", | |
666cd333 | 193 | rewrite_relative_url($url, $entry->getAttribute("src"))); |
fd61fd6e AD |
194 | |
195 | } | |
196 | ||
197 | } | |
198 | ||
666cd333 | 199 | return $r->articleContent->innerHTML; |
1ff7ae42 AD |
200 | } |
201 | } | |
202 | ||
666cd333 AD |
203 | return false; |
204 | } | |
205 | ||
206 | function process_article($article) { | |
207 | ||
208 | $extracted_content = $this->extract_content($article["link"]); | |
209 | ||
210 | if ($extracted_content) { | |
211 | $article["content"] = $extracted_content; | |
212 | } | |
213 | ||
1ff7ae42 | 214 | return $article; |
6dbd6585 AD |
215 | } |
216 | ||
217 | function hook_article_filter($article) { | |
218 | ||
219 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
5d5f100f TE |
220 | if (!is_array($enabled_feeds)) return $article; |
221 | ||
6dbd6585 AD |
222 | $key = array_search($article["feed"]["id"], $enabled_feeds); |
223 | if ($key === FALSE) return $article; | |
224 | ||
225 | return $this->process_article($article); | |
1ff7ae42 AD |
226 | |
227 | } | |
228 | ||
229 | function api_version() { | |
230 | return 2; | |
231 | } | |
232 | ||
233 | private function filter_unknown_feeds($enabled_feeds) { | |
234 | $tmp = array(); | |
235 | ||
3e220fd1 | 236 | foreach ($enabled_feeds as $feed) { |
1ff7ae42 | 237 | |
3e220fd1 | 238 | $result = db_query("SELECT id FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]); |
1ff7ae42 | 239 | |
3e220fd1 TE |
240 | if (db_num_rows($result) != 0) { |
241 | array_push($tmp, $feed); | |
1ff7ae42 AD |
242 | } |
243 | } | |
244 | ||
245 | return $tmp; | |
246 | } | |
247 | ||
248 | } |