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1 | <?php | |
2 | class Digest | |
3 | { | |
4 | ||
5 | /** | |
6 | * Send by mail a digest of last articles. | |
7 | * | |
8 | * @param mixed $link The database connection. | |
9 | * @param integer $limit The maximum number of articles by digest. | |
10 | * @return boolean Return false if digests are not enabled. | |
11 | */ | |
12 | static function send_headlines_digests() { | |
13 | ||
14 | $user_limit = 15; // amount of users to process (e.g. emails to send out) | |
15 | $limit = 1000; // maximum amount of headlines to include | |
16 | ||
17 | Debug::log("Sending digests, batch of max $user_limit users, headline limit = $limit"); | |
18 | ||
19 | if (DB_TYPE == "pgsql") { | |
20 | $interval_qpart = "last_digest_sent < NOW() - INTERVAL '1 days'"; | |
21 | } else if (DB_TYPE == "mysql") { | |
22 | $interval_qpart = "last_digest_sent < DATE_SUB(NOW(), INTERVAL 1 DAY)"; | |
23 | } | |
24 | ||
25 | $pdo = Db::pdo(); | |
26 | ||
27 | $res = $pdo->query("SELECT id,email FROM ttrss_users | |
28 | WHERE email != '' AND (last_digest_sent IS NULL OR $interval_qpart)"); | |
29 | ||
30 | while ($line = $res->fetch()) { | |
31 | ||
32 | if (@get_pref('DIGEST_ENABLE', $line['id'], false)) { | |
33 | $preferred_ts = strtotime(get_pref('DIGEST_PREFERRED_TIME', $line['id'], '00:00')); | |
34 | ||
35 | // try to send digests within 2 hours of preferred time | |
36 | if ($preferred_ts && time() >= $preferred_ts && | |
37 | time() - $preferred_ts <= 7200 | |
38 | ) { | |
39 | ||
40 | Debug::log("Sending digest for UID:" . $line['id'] . " - " . $line["email"]); | |
41 | ||
42 | $do_catchup = get_pref('DIGEST_CATCHUP', $line['id'], false); | |
43 | ||
44 | global $tz_offset; | |
45 | ||
46 | // reset tz_offset global to prevent tz cache clash between users | |
47 | $tz_offset = -1; | |
48 | ||
49 | $tuple = Digest::prepare_headlines_digest($line["id"], 1, $limit); | |
50 | $digest = $tuple[0]; | |
51 | $headlines_count = $tuple[1]; | |
52 | $affected_ids = $tuple[2]; | |
53 | $digest_text = $tuple[3]; | |
54 | ||
55 | if ($headlines_count > 0) { | |
56 | ||
57 | $mailer = new Mailer(); | |
58 | ||
59 | //$rc = $mail->quickMail($line["email"], $line["login"], DIGEST_SUBJECT, $digest, $digest_text); | |
60 | ||
61 | $rc = $mailer->mail(["to_name" => $line["login"], | |
62 | "to_address" => $line["email"], | |
63 | "subject" => DIGEST_SUBJECT, | |
64 | "message" => $digest_text, | |
65 | "message_html" => $digest]); | |
66 | ||
67 | //if (!$rc && $debug) Debug::log("ERROR: " . $mailer->lastError()); | |
68 | ||
69 | Debug::log("RC=$rc"); | |
70 | ||
71 | if ($rc && $do_catchup) { | |
72 | Debug::log("Marking affected articles as read..."); | |
73 | Article::catchupArticlesById($affected_ids, 0, $line["id"]); | |
74 | } | |
75 | } else { | |
76 | Debug::log("No headlines"); | |
77 | } | |
78 | ||
79 | $sth = $pdo->prepare("UPDATE ttrss_users SET last_digest_sent = NOW() | |
80 | WHERE id = ?"); | |
81 | $sth->execute([$line["id"]]); | |
82 | ||
83 | } | |
84 | } | |
85 | } | |
86 | ||
87 | Debug::log("All done."); | |
88 | ||
89 | } | |
90 | ||
91 | static function prepare_headlines_digest($user_id, $days = 1, $limit = 1000) { | |
92 | ||
93 | require_once "lib/MiniTemplator.class.php"; | |
94 | ||
95 | $tpl = new MiniTemplator; | |
96 | $tpl_t = new MiniTemplator; | |
97 | ||
98 | $tpl->readTemplateFromFile("templates/digest_template_html.txt"); | |
99 | $tpl_t->readTemplateFromFile("templates/digest_template.txt"); | |
100 | ||
101 | $user_tz_string = get_pref('USER_TIMEZONE', $user_id); | |
102 | $local_ts = convert_timestamp(time(), 'UTC', $user_tz_string); | |
103 | ||
104 | $tpl->setVariable('CUR_DATE', date('Y/m/d', $local_ts)); | |
105 | $tpl->setVariable('CUR_TIME', date('G:i', $local_ts)); | |
106 | ||
107 | $tpl_t->setVariable('CUR_DATE', date('Y/m/d', $local_ts)); | |
108 | $tpl_t->setVariable('CUR_TIME', date('G:i', $local_ts)); | |
109 | ||
110 | $affected_ids = array(); | |
111 | ||
112 | $days = (int) $days; | |
113 | ||
114 | if (DB_TYPE == "pgsql") { | |
115 | $interval_qpart = "ttrss_entries.date_updated > NOW() - INTERVAL '$days days'"; | |
116 | } else if (DB_TYPE == "mysql") { | |
117 | $interval_qpart = "ttrss_entries.date_updated > DATE_SUB(NOW(), INTERVAL $days DAY)"; | |
118 | } | |
119 | ||
120 | $pdo = Db::pdo(); | |
121 | ||
122 | $sth = $pdo->prepare("SELECT ttrss_entries.title, | |
123 | ttrss_feeds.title AS feed_title, | |
124 | COALESCE(ttrss_feed_categories.title, '" . __('Uncategorized') . "') AS cat_title, | |
125 | date_updated, | |
126 | ttrss_user_entries.ref_id, | |
127 | link, | |
128 | score, | |
129 | content, | |
130 | " . SUBSTRING_FOR_DATE . "(last_updated,1,19) AS last_updated | |
131 | FROM | |
132 | ttrss_user_entries,ttrss_entries,ttrss_feeds | |
133 | LEFT JOIN | |
134 | ttrss_feed_categories ON (cat_id = ttrss_feed_categories.id) | |
135 | WHERE | |
136 | ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id | |
137 | AND include_in_digest = true | |
138 | AND $interval_qpart | |
139 | AND ttrss_user_entries.owner_uid = :user_id | |
140 | AND unread = true | |
141 | AND score >= 0 | |
142 | ORDER BY ttrss_feed_categories.title, ttrss_feeds.title, score DESC, date_updated DESC | |
143 | LIMIT :limit"); | |
144 | $sth->bindParam(':user_id', intval($user_id, 10), \PDO::PARAM_INT); | |
145 | $sth->bindParam(':limit', intval($limit, 10), \PDO::PARAM_INT); | |
146 | $sth->execute(); | |
147 | ||
148 | $headlines_count = 0; | |
149 | $headlines = array(); | |
150 | ||
151 | while ($line = $sth->fetch()) { | |
152 | array_push($headlines, $line); | |
153 | $headlines_count++; | |
154 | } | |
155 | ||
156 | for ($i = 0; $i < sizeof($headlines); $i++) { | |
157 | ||
158 | $line = $headlines[$i]; | |
159 | ||
160 | array_push($affected_ids, $line["ref_id"]); | |
161 | ||
162 | $updated = make_local_datetime($line['last_updated'], false, | |
163 | $user_id); | |
164 | ||
165 | if (get_pref('ENABLE_FEED_CATS', $user_id)) { | |
166 | $line['feed_title'] = $line['cat_title'] . " / " . $line['feed_title']; | |
167 | } | |
168 | ||
169 | $tpl->setVariable('FEED_TITLE', $line["feed_title"]); | |
170 | $tpl->setVariable('ARTICLE_TITLE', $line["title"]); | |
171 | $tpl->setVariable('ARTICLE_LINK', $line["link"]); | |
172 | $tpl->setVariable('ARTICLE_UPDATED', $updated); | |
173 | $tpl->setVariable('ARTICLE_EXCERPT', | |
174 | truncate_string(strip_tags($line["content"]), 300)); | |
175 | // $tpl->setVariable('ARTICLE_CONTENT', | |
176 | // strip_tags($article_content)); | |
177 | ||
178 | $tpl->addBlock('article'); | |
179 | ||
180 | $tpl_t->setVariable('FEED_TITLE', $line["feed_title"]); | |
181 | $tpl_t->setVariable('ARTICLE_TITLE', $line["title"]); | |
182 | $tpl_t->setVariable('ARTICLE_LINK', $line["link"]); | |
183 | $tpl_t->setVariable('ARTICLE_UPDATED', $updated); | |
184 | // $tpl_t->setVariable('ARTICLE_EXCERPT', | |
185 | // truncate_string(strip_tags($line["excerpt"]), 100)); | |
186 | ||
187 | $tpl_t->addBlock('article'); | |
188 | ||
189 | if ($headlines[$i]['feed_title'] != $headlines[$i + 1]['feed_title']) { | |
190 | $tpl->addBlock('feed'); | |
191 | $tpl_t->addBlock('feed'); | |
192 | } | |
193 | ||
194 | } | |
195 | ||
196 | $tpl->addBlock('digest'); | |
197 | $tpl->generateOutputToString($tmp); | |
198 | ||
199 | $tpl_t->addBlock('digest'); | |
200 | $tpl_t->generateOutputToString($tmp_t); | |
201 | ||
202 | return array($tmp, $headlines_count, $affected_ids, $tmp_t); | |
203 | } | |
204 | ||
205 | } |