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1ff7ae42 AD |
1 | <?php |
2 | class Af_Readability extends Plugin { | |
3 | ||
4 | private $host; | |
5 | ||
6 | function about() { | |
7 | return array(1.0, | |
8 | "Try to inline article content using Readability", | |
9 | "fox"); | |
10 | } | |
11 | ||
12 | function save() { | |
13 | // | |
14 | } | |
15 | ||
16 | function init($host) | |
17 | { | |
18 | $this->host = $host; | |
19 | ||
20 | $host->add_hook($host::HOOK_ARTICLE_FILTER, $this); | |
21 | $host->add_hook($host::HOOK_PREFS_TAB, $this); | |
22 | $host->add_hook($host::HOOK_PREFS_EDIT_FEED, $this); | |
23 | $host->add_hook($host::HOOK_PREFS_SAVE_FEED, $this); | |
24 | } | |
25 | ||
26 | function hook_prefs_tab($args) { | |
27 | if ($args != "prefFeeds") return; | |
28 | ||
29 | print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_readability settings')."\">"; | |
30 | ||
31 | print_notice("Enable the plugin for specific feeds in the feed editor."); | |
32 | ||
33 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
34 | if (!array($enabled_feeds)) $enabled_feeds = array(); | |
35 | ||
36 | $enabled_feeds = $this->filter_unknown_feeds($enabled_feeds); | |
37 | $this->host->set($this, "enabled_feeds", $enabled_feeds); | |
38 | ||
39 | if (count($enabled_feeds) > 0) { | |
40 | print "<h3>" . __("Currently enabled for (click to edit):") . "</h3>"; | |
41 | ||
42 | print "<ul class=\"browseFeedList\" style=\"border-width : 1px\">"; | |
43 | foreach ($enabled_feeds as $f) { | |
44 | print "<li>" . | |
45 | "<img src='images/pub_set.png' | |
46 | style='vertical-align : middle'> <a href='#' | |
47 | onclick='editFeed($f)'>". | |
48 | getFeedTitle($f) . "</a></li>"; | |
49 | } | |
50 | print "</ul>"; | |
51 | } | |
52 | ||
53 | print "</div>"; | |
54 | } | |
55 | ||
56 | function hook_prefs_edit_feed($feed_id) { | |
57 | print "<div class=\"dlgSec\">".__("Readability")."</div>"; | |
58 | print "<div class=\"dlgSecCont\">"; | |
59 | ||
60 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
61 | if (!array($enabled_feeds)) $enabled_feeds = array(); | |
62 | ||
63 | $key = array_search($feed_id, $enabled_feeds); | |
64 | $checked = $key !== FALSE ? "checked" : ""; | |
65 | ||
66 | print "<hr/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"af_readability_enabled\" | |
67 | name=\"af_readability_enabled\" | |
68 | $checked> <label for=\"af_readability_enabled\">".__('Inline article content')."</label>"; | |
69 | ||
70 | print "</div>"; | |
71 | } | |
72 | ||
73 | function hook_prefs_save_feed($feed_id) { | |
74 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
75 | if (!is_array($enabled_feeds)) $enabled_feeds = array(); | |
76 | ||
77 | $enable = checkbox_to_sql_bool($_POST["af_readability_enabled"]) == 'true'; | |
78 | $key = array_search($feed_id, $enabled_feeds); | |
79 | ||
80 | if ($enable) { | |
81 | if ($key === FALSE) { | |
82 | array_push($enabled_feeds, $feed_id); | |
83 | } | |
84 | } else { | |
85 | if ($key !== FALSE) { | |
86 | unset($enabled_feeds[$key]); | |
87 | } | |
88 | } | |
89 | ||
90 | $this->host->set($this, "enabled_feeds", $enabled_feeds); | |
91 | } | |
92 | ||
93 | function hook_article_filter($article) { | |
94 | ||
95 | $enabled_feeds = $this->host->get($this, "enabled_feeds"); | |
96 | $key = array_search($article["feed"]["id"], $enabled_feeds); | |
97 | if ($key === FALSE) return $article; | |
98 | ||
99 | if (!class_exists("Readability")) require_once(__DIR__ . "/classes/Readability.php"); | |
100 | ||
101 | $tmp = fetch_file_contents($article["link"]); | |
102 | ||
103 | if ($tmp) { | |
104 | $r = new Readability($tmp, $article["link"]); | |
105 | ||
106 | if ($r->init()) { | |
fd61fd6e AD |
107 | |
108 | $tmpxpath = new DOMXPath($r->dom); | |
109 | ||
110 | $entries = $tmpxpath->query('(//a[@href]|//img[@src])'); | |
111 | ||
112 | foreach ($entries as $entry) { | |
113 | if ($entry->hasAttribute("href")) { | |
114 | $entry->setAttribute("href", | |
7975ace2 | 115 | rewrite_relative_url($article["link"], $entry->getAttribute("href"))); |
fd61fd6e AD |
116 | |
117 | } | |
118 | ||
119 | if ($entry->hasAttribute("src")) { | |
120 | $entry->setAttribute("src", | |
7975ace2 | 121 | rewrite_relative_url($article["link"], $entry->getAttribute("src"))); |
fd61fd6e AD |
122 | |
123 | } | |
124 | ||
125 | } | |
126 | ||
1ff7ae42 AD |
127 | $article["content"] = $r->articleContent->innerHTML; |
128 | } | |
129 | } | |
130 | ||
131 | return $article; | |
132 | ||
133 | } | |
134 | ||
135 | function api_version() { | |
136 | return 2; | |
137 | } | |
138 | ||
139 | private function filter_unknown_feeds($enabled_feeds) { | |
140 | $tmp = array(); | |
141 | ||
142 | foreach ($enabled_feeds as $feed) { | |
143 | ||
144 | $result = db_query("SELECT id FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]); | |
145 | ||
146 | if (db_num_rows($result) != 0) { | |
147 | array_push($tmp, $feed); | |
148 | } | |
149 | } | |
150 | ||
151 | return $tmp; | |
152 | } | |
153 | ||
154 | } | |
155 | ?> |