forked from friendica/deprecated-addons
840 lines
38 KiB
PHP
840 lines
38 KiB
PHP
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<?php
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/**
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* Name: Retrieve Feed Content
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* Description: Follow the permalink of RSS/Atom feed items and replace the summary with the full content.
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* Version: 1.0
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* Author: Matthew Exon <http://mat.exon.name>
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* Status: Unsupported
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*/
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require_once('include/html2bbcode.php');
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require_once('include/Photo.php');
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function retriever_install() {
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register_hook('plugin_settings', 'addon/retriever/retriever.php', 'retriever_plugin_settings');
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register_hook('plugin_settings_post', 'addon/retriever/retriever.php', 'retriever_plugin_settings_post');
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register_hook('post_remote', 'addon/retriever/retriever.php', 'retriever_post_remote_hook');
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register_hook('contact_photo_menu', 'addon/retriever/retriever.php', 'retriever_contact_photo_menu');
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register_hook('cron', 'addon/retriever/retriever.php', 'retriever_cron');
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$r = q("SELECT `id` FROM `pconfig` WHERE `cat` LIKE 'retriever_%%'");
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if (count($r) || (get_config('retriever', 'dbversion') == '0.1')) {
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$retrievers = array();
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$r = q("SELECT SUBSTRING(`cat`, 10) AS `contact`, `k`, `v` FROM `pconfig` WHERE `cat` LIKE 'retriever%%'");
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foreach ($r as $rr) {
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$retrievers[$rr['contact']][$rr['k']] = $rr['v'];
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}
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foreach ($retrievers as $k => $v) {
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$rr = q("SELECT `uid` FROM `contact` WHERE `id` = %d", intval($k));
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$uid = $rr[0]['uid'];
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$v['images'] = 'on';
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q("INSERT INTO `retriever_rule` (`uid`, `contact-id`, `data`) VALUES (%d, %d, '%s')",
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intval($uid), intval($k), dbesc(json_encode($v)));
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}
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q("DELETE FROM `pconfig` WHERE `cat` LIKE 'retriever_%%'");
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set_config('retriever', 'dbversion', '0.2');
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}
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if (get_config('retriever', 'dbversion') == '0.2') {
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q("ALTER TABLE `retriever_resource` DROP COLUMN `retriever`");
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set_config('retriever', 'dbversion', '0.3');
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}
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if (get_config('retriever', 'dbversion') == '0.3') {
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q("ALTER TABLE `retriever_item` MODIFY COLUMN `item-uri` varchar(800) CHARACTER SET ascii NOT NULL");
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q("ALTER TABLE `retriever_resource` MODIFY COLUMN `url` varchar(800) CHARACTER SET ascii NOT NULL");
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set_config('retriever', 'dbversion', '0.4');
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}
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if (get_config('retriever', 'dbversion') == '0.4') {
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q("ALTER TABLE `retriever_item` ADD COLUMN `finished` tinyint(1) unsigned NOT NULL DEFAULT '0'");
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set_config('retriever', 'dbversion', '0.5');
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}
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if (get_config('retriever', 'dbversion') == '0.5') {
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q('ALTER TABLE `retriever_resource` CHANGE `created` `created` timestamp NOT NULL DEFAULT now()');
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q('ALTER TABLE `retriever_resource` CHANGE `completed` `completed` timestamp NULL DEFAULT NULL');
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q('ALTER TABLE `retriever_resource` CHANGE `last-try` `last-try` timestamp NULL DEFAULT NULL');
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q('ALTER TABLE `retriever_item` DROP KEY `all`');
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q('ALTER TABLE `retriever_item` ADD KEY `all` (`item-uri`, `item-uid`, `contact-id`)');
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set_config('retriever', 'dbversion', '0.6');
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}
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if (get_config('retriever', 'dbversion') == '0.6') {
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q('ALTER TABLE `retriever_item` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin');
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q('ALTER TABLE `retriever_item` CHANGE `item-uri` `item-uri` varchar(800) CHARACTER SET ascii COLLATE ascii_bin NOT NULL');
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q('ALTER TABLE `retriever_resource` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin');
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q('ALTER TABLE `retriever_resource` CHANGE `url` `url` varchar(800) CHARACTER SET ascii COLLATE ascii_bin NOT NULL');
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q('ALTER TABLE `retriever_rule` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin');
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set_config('retriever', 'dbversion', '0.7');
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}
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if (get_config('retriever', 'dbversion') == '0.7') {
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$r = q("SELECT `id`, `data` FROM `retriever_rule`");
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foreach ($r as $rr) {
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logger('retriever_install: retriever ' . $rr['id'] . ' old config ' . $rr['data'], LOGGER_DATA);
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$data = json_decode($rr['data'], true);
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if ($data['pattern']) {
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$matches = array();
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if (preg_match("/\/(.*)\//", $data['pattern'], $matches)) {
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$data['pattern'] = $matches[1];
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}
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}
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if ($data['match']) {
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$include = array();
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foreach (explode('|', $data['match']) as $component) {
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$matches = array();
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if (preg_match("/([A-Za-z][A-Za-z0-9]*)\[@([A-Za-z][a-z0-9]*)='([^']*)'\]/", $component, $matches)) {
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$include[] = array(
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'element' => $matches[1],
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'attribute' => $matches[2],
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'value' => $matches[3]);
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}
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if (preg_match("/([A-Za-z][A-Za-z0-9]*)\[contains(concat(' ',normalize-space(@class),' '),' ([^ ']+) ')]/", $component, $matches)) {
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$include[] = array(
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'element' => $matches[1],
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'attribute' => $matches[2],
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'value' => $matches[3]);
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}
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}
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$data['include'] = $include;
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unset($data['match']);
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}
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if ($data['remove']) {
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$exclude = array();
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foreach (explode('|', $data['remove']) as $component) {
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$matches = array();
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if (preg_match("/([A-Za-z][A-Za-z0-9]*)\[@([A-Za-z][a-z0-9]*)='([^']*)'\]/", $component, $matches)) {
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$exclude[] = array(
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'element' => $matches[1],
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'attribute' => $matches[2],
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'value' => $matches[3]);
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}
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if (preg_match("/([A-Za-z][A-Za-z0-9]*)\[contains(concat(' ',normalize-space(@class),' '),' ([^ ']+) ')]/", $component, $matches)) {
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$exclude[] = array(
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'element' => $matches[1],
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'attribute' => $matches[2],
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'value' => $matches[3]);
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}
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}
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$data['exclude'] = $exclude;
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unset($data['remove']);
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}
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$r = q('UPDATE `retriever_rule` SET `data` = "%s" WHERE `id` = %d', dbesc(json_encode($data)), $rr['id']);
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logger('retriever_install: retriever ' . $rr['id'] . ' new config ' . json_encode($data), LOGGER_DATA);
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}
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set_config('retriever', 'dbversion', '0.8');
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}
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if (get_config('retriever', 'dbversion') == '0.8') {
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q("ALTER TABLE `retriever_resource` ADD COLUMN `http-code` smallint(1) unsigned NULL DEFAULT NULL");
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set_config('retriever', 'dbversion', '0.9');
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}
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if (get_config('retriever', 'dbversion') == '0.9') {
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q("ALTER TABLE `retriever_item` DROP COLUMN `parent`");
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q("ALTER TABLE `retriever_resource` ADD COLUMN `redirect-url` varchar(800) CHARACTER SET ascii COLLATE ascii_bin NULL DEFAULT NULL");
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set_config('retriever', 'dbversion', '0.10');
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}
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if (get_config('retriever', 'dbversion') != '0.10') {
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$schema = file_get_contents(dirname(__file__).'/database.sql');
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$arr = explode(';', $schema);
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foreach ($arr as $a) {
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$r = q($a);
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}
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set_config('retriever', 'dbversion', '0.10');
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}
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}
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function retriever_uninstall() {
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unregister_hook('plugin_settings', 'addon/retriever/retriever.php', 'retriever_plugin_settings');
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unregister_hook('plugin_settings_post', 'addon/retriever/retriever.php', 'retriever_plugin_settings_post');
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unregister_hook('post_remote', 'addon/retriever/retriever.php', 'retriever_post_remote_hook');
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unregister_hook('plugin_settings', 'addon/retriever/retriever.php', 'retriever_plugin_settings');
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unregister_hook('plugin_settings_post', 'addon/retriever/retriever.php', 'retriever_plugin_settings_post');
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unregister_hook('contact_photo_menu', 'addon/retriever/retriever.php', 'retriever_contact_photo_menu');
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unregister_hook('cron', 'addon/retriever/retriever.php', 'retriever_cron');
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}
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function retriever_module() {}
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function retriever_cron($a, $b) {
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// 100 is a nice sane number. Maybe this should be configurable.
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retriever_retrieve_items(100);
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retriever_tidy();
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}
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$retriever_item_count = 0;
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function retriever_retrieve_items($max_items) {
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global $retriever_item_count;
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$retriever_schedule = array(array(1,'minute'),
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array(10,'minute'),
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array(1,'hour'),
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array(1,'day'),
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array(2,'day'),
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array(1,'week'),
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array(1,'month'));
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$schedule_clauses = array();
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for ($i = 0; $i < count($retriever_schedule); $i++) {
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$num = $retriever_schedule[$i][0];
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$unit = $retriever_schedule[$i][1];
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array_push($schedule_clauses,
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'(`num-tries` = ' . $i . ' AND TIMESTAMPADD(' . dbesc($unit) .
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', ' . intval($num) . ', `last-try`) < now())');
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}
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$retrieve_items = $max_items - $retriever_item_count;
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logger('retriever_retrieve_items: asked for maximum ' . $max_items . ', already retrieved ' . $retriever_item_count . ', retrieve ' . $retrieve_items, LOGGER_DEBUG);
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do {
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$r = q("SELECT * FROM `retriever_resource` WHERE `completed` IS NULL AND (`last-try` IS NULL OR %s) ORDER BY `last-try` ASC LIMIT %d",
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dbesc(implode($schedule_clauses, ' OR ')),
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intval($retrieve_items));
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if (!is_array($r)) {
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break;
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}
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if (count($r) == 0) {
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break;
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}
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logger('retriever_retrieve_items: found ' . count($r) . ' waiting resources in database', LOGGER_DEBUG);
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foreach ($r as $rr) {
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retrieve_resource($rr);
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$retriever_item_count++;
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}
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$retrieve_items = $max_items - $retriever_item_count;
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}
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while ($retrieve_items > 0);
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/* Look for items that are waiting even though the resource has
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* completed. This usually happens because we've been asked to
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* retrospectively apply a config change. It could also happen
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* due to a cron job dying or something. */
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$r = q("SELECT retriever_resource.`id` as resource, retriever_item.`id` as item FROM retriever_resource, retriever_item, retriever_rule WHERE retriever_item.`finished` = 0 AND retriever_item.`resource` = retriever_resource.`id` AND retriever_resource.`completed` IS NOT NULL AND retriever_item.`contact-id` = retriever_rule.`contact-id` AND retriever_item.`item-uid` = retriever_rule.`uid` LIMIT %d",
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intval($retrieve_items));
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if (!$r) {
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$r = array();
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}
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logger('retriever_retrieve_items: items waiting even though resource has completed: ' . count($r), LOGGER_DEBUG);
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foreach ($r as $rr) {
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$resource = q("SELECT * FROM retriever_resource WHERE `id` = %d", $rr['resource']);
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$retriever_item = retriever_get_retriever_item($rr['item']);
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if (!$retriever_item) {
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logger('retriever_retrieve_items: no retriever item with id ' . $rr['item'], LOGGER_NORMAL);
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continue;
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}
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$item = retriever_get_item($retriever_item);
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if (!$item) {
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logger('retriever_retrieve_items: no item ' . $retriever_item['item-uri'], LOGGER_NORMAL);
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continue;
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}
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$retriever = get_retriever($item['contact-id'], $item['uid']);
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if (!$retriever) {
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logger('retriever_retrieve_items: no retriever for item ' .
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$retriever_item['item-uri'] . ' ' . $retriever_item['uid'] . ' ' . $item['contact-id'],
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LOGGER_NORMAL);
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continue;
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}
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retriever_apply_completed_resource_to_item($retriever, $item, $resource[0]);
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q("UPDATE `retriever_item` SET `finished` = 1 WHERE id = %d",
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intval($retriever_item['id']));
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retriever_check_item_completed($item);
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}
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}
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function retriever_tidy() {
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q("DELETE FROM retriever_resource WHERE completed IS NOT NULL AND completed < DATE_SUB(now(), INTERVAL 1 WEEK)");
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q("DELETE FROM retriever_resource WHERE completed IS NULL AND created < DATE_SUB(now(), INTERVAL 3 MONTH)");
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$r = q("SELECT retriever_item.id FROM retriever_item LEFT OUTER JOIN retriever_resource ON (retriever_item.resource = retriever_resource.id) WHERE retriever_resource.id is null");
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logger('retriever_tidy: found ' . count($r) . ' retriever_items with no retriever_resource');
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foreach ($r as $rr) {
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q('DELETE FROM retriever_item WHERE id = %d', intval($rr['id']));
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}
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}
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function retrieve_resource($resource) {
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$a = get_app();
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logger('retrieve_resource: ' . ($resource['num-tries'] + 1) .
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' attempt at resource ' . $resource['id'] . ' ' . $resource['url'], LOGGER_DEBUG);
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$redirects;
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$cookiejar = tempnam(get_temppath(), 'cookiejar-retriever-');
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$fetch_result = z_fetch_url($resource['url'], $resource['binary'], $redirects, array('cookiejar' => $cookiejar));
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unlink($cookiejar);
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$resource['data'] = $fetch_result['body'];
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$resource['http-code'] = $a->get_curl_code();
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$resource['type'] = $a->get_curl_content_type();
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$resource['redirect-url'] = $fetch_result['redirect_url'];
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logger('retrieve_resource: got code ' . $resource['http-code'] .
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' retrieving resource ' . $resource['id'] .
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' final url ' . $resource['redirect-url'], LOGGER_DEBUG);
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q("UPDATE `retriever_resource` SET `last-try` = now(), `num-tries` = `num-tries` + 1, `http-code` = %d, `redirect-url` = '%s' WHERE id = %d",
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intval($resource['http-code']),
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dbesc($resource['redirect-url']),
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intval($resource['id']));
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if ($resource['data']) {
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q("UPDATE `retriever_resource` SET `completed` = now(), `data` = '%s', `type` = '%s' WHERE id = %d",
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dbesc($resource['data']),
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dbesc($resource['type']),
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intval($resource['id']));
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retriever_resource_completed($resource);
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}
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}
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function get_retriever($contact_id, $uid, $create = false) {
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$r = q("SELECT * FROM `retriever_rule` WHERE `contact-id` = %d AND `uid` = %d",
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intval($contact_id), intval($uid));
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if (count($r)) {
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$r[0]['data'] = json_decode($r[0]['data'], true);
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return $r[0];
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}
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if ($create) {
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|
q("INSERT INTO `retriever_rule` (`uid`, `contact-id`) VALUES (%d, %d)",
|
||
|
|
intval($uid), intval($contact_id));
|
||
|
|
$r = q("SELECT * FROM `retriever_rule` WHERE `contact-id` = %d AND `uid` = %d",
|
||
|
|
intval($contact_id), intval($uid));
|
||
|
|
return $r[0];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_get_retriever_item($id) {
|
||
|
|
$retriever_items = q("SELECT * FROM `retriever_item` WHERE id = %d", intval($id));
|
||
|
|
if (count($retriever_items) != 1) {
|
||
|
|
logger('retriever_get_retriever_item: unable to find retriever_item ' . $id, LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
return $retriever_items[0];
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_get_item($retriever_item) {
|
||
|
|
$items = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `contact-id` = %d",
|
||
|
|
dbesc($retriever_item['item-uri']),
|
||
|
|
intval($retriever_item['item-uid']),
|
||
|
|
intval($retriever_item['contact-id']));
|
||
|
|
if (count($items) != 1) {
|
||
|
|
logger('retriever_get_item: unexpected number of results ' .
|
||
|
|
count($items) . " when searching for item $uri $uid $cid", LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
return $items[0];
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_item_completed($retriever_item_id, $resource) {
|
||
|
|
logger('retriever_item_completed: id ' . $retriever_item_id . ' url ' . $resource['url'], LOGGER_DEBUG);
|
||
|
|
|
||
|
|
$retriever_item = retriever_get_retriever_item($retriever_item_id);
|
||
|
|
if (!$retriever_item) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
// Note: the retriever might be null. Doesn't matter.
|
||
|
|
$retriever = get_retriever($retriever_item['contact-id'], $retriever_item['item-uid']);
|
||
|
|
$item = retriever_get_item($retriever_item);
|
||
|
|
if (!$item) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
retriever_apply_completed_resource_to_item($retriever, $item, $resource);
|
||
|
|
|
||
|
|
q("UPDATE `retriever_item` SET `finished` = 1 WHERE id = %d",
|
||
|
|
intval($retriever_item['id']));
|
||
|
|
retriever_check_item_completed($item);
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_resource_completed($resource) {
|
||
|
|
logger('retriever_resource_completed: id ' . $resource['id'] . ' url ' . $resource['url'], LOGGER_DEBUG);
|
||
|
|
$r = q("SELECT `id` FROM `retriever_item` WHERE `resource` = %d", $resource['id']);
|
||
|
|
foreach ($r as $rr) {
|
||
|
|
retriever_item_completed($rr['id'], $resource);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function apply_retrospective($retriever, $num) {
|
||
|
|
$r = q("SELECT * FROM `item` WHERE `contact-id` = %d ORDER BY `received` DESC LIMIT %d",
|
||
|
|
intval($retriever['contact-id']), intval($num));
|
||
|
|
foreach ($r as $item) {
|
||
|
|
q('UPDATE `item` SET `visible` = 0 WHERE `id` = %d', $item['id']);
|
||
|
|
q('UPDATE `thread` SET `visible` = 0 WHERE `iid` = %d', $item['id']);
|
||
|
|
retriever_on_item_insert($retriever, $item);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_on_item_insert($retriever, &$item) {
|
||
|
|
if (!$retriever || !$retriever['id']) {
|
||
|
|
logger('retriever_on_item_insert: No retriever supplied', LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if (!$retriever["data"]['enable'] == "on") {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if ($retriever["data"]['pattern']) {
|
||
|
|
$url = preg_replace('/' . $retriever["data"]['pattern'] . '/', $retriever["data"]['replace'], $item['plink']);
|
||
|
|
logger('retriever_on_item_insert: Changed ' . $item['plink'] . ' to ' . $url, LOGGER_DATA);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
$url = $item['plink'];
|
||
|
|
}
|
||
|
|
|
||
|
|
$resource = add_retriever_resource($url);
|
||
|
|
$retriever_item_id = add_retriever_item($item, $resource);
|
||
|
|
}
|
||
|
|
|
||
|
|
function add_retriever_resource($url, $binary = false) {
|
||
|
|
logger('add_retriever_resource: ' . $url, LOGGER_DEBUG);
|
||
|
|
|
||
|
|
$scheme = parse_url($url, PHP_URL_SCHEME);
|
||
|
|
if ($scheme == 'data') {
|
||
|
|
$fp = fopen($url, 'r');
|
||
|
|
$meta = stream_get_meta_data($fp);
|
||
|
|
$type = $meta['mediatype'];
|
||
|
|
$data = stream_get_contents($fp);
|
||
|
|
fclose($fp);
|
||
|
|
|
||
|
|
$url = 'md5://' . hash('md5', $url);
|
||
|
|
$r = q("SELECT * FROM `retriever_resource` WHERE `url` = '%s'", dbesc($url));
|
||
|
|
$resource = $r[0];
|
||
|
|
if (count($r)) {
|
||
|
|
logger('add_retriever_resource: Resource ' . $url . ' already requested', LOGGER_DEBUG);
|
||
|
|
return $resource;
|
||
|
|
}
|
||
|
|
|
||
|
|
logger('retrieve_resource: got data URL type ' . $resource['type'], LOGGER_DEBUG);
|
||
|
|
q("INSERT INTO `retriever_resource` (`type`, `binary`, `url`, `completed`, `data`) " .
|
||
|
|
"VALUES ('%s', %d, '%s', now(), '%s')",
|
||
|
|
dbesc($type),
|
||
|
|
intval($binary ? 1 : 0),
|
||
|
|
dbesc($url),
|
||
|
|
dbesc($data));
|
||
|
|
$r = q("SELECT * FROM `retriever_resource` WHERE `url` = '%s'", dbesc($url));
|
||
|
|
$resource = $r[0];
|
||
|
|
if (count($r)) {
|
||
|
|
retriever_resource_completed($resource);
|
||
|
|
}
|
||
|
|
return $resource;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (strlen($url) > 800) {
|
||
|
|
logger('add_retriever_resource: URL is longer than 800 characters', LOGGER_NORMAL);
|
||
|
|
}
|
||
|
|
|
||
|
|
$r = q("SELECT * FROM `retriever_resource` WHERE `url` = '%s'", dbesc($url));
|
||
|
|
$resource = $r[0];
|
||
|
|
if (count($r)) {
|
||
|
|
logger('add_retriever_resource: Resource ' . $url . ' already requested', LOGGER_DEBUG);
|
||
|
|
return $resource;
|
||
|
|
}
|
||
|
|
|
||
|
|
q("INSERT INTO `retriever_resource` (`binary`, `url`) " .
|
||
|
|
"VALUES (%d, '%s')", intval($binary ? 1 : 0), dbesc($url));
|
||
|
|
$r = q("SELECT * FROM `retriever_resource` WHERE `url` = '%s'", dbesc($url));
|
||
|
|
return $r[0];
|
||
|
|
}
|
||
|
|
|
||
|
|
function add_retriever_item(&$item, $resource) {
|
||
|
|
logger('add_retriever_item: ' . $resource['url'] . ' for ' . $item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id'], LOGGER_DEBUG);
|
||
|
|
|
||
|
|
q("INSERT INTO `retriever_item` (`item-uri`, `item-uid`, `contact-id`, `resource`) " .
|
||
|
|
"VALUES ('%s', %d, %d, %d)",
|
||
|
|
dbesc($item['uri']), intval($item['uid']), intval($item['contact-id']), intval($resource["id"]));
|
||
|
|
$r = q("SELECT id FROM `retriever_item` WHERE " .
|
||
|
|
"`item-uri` = '%s' AND `item-uid` = %d AND `contact-id` = %d AND `resource` = %d ORDER BY id DESC",
|
||
|
|
dbesc($item['uri']), intval($item['uid']), intval($item['contact-id']), intval($resource['id']));
|
||
|
|
if (!count($r)) {
|
||
|
|
logger("add_retriever_item: couldn't create retriever item for " .
|
||
|
|
$item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id'],
|
||
|
|
LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
logger('add_retriever_item: created retriever_item ' . $r[0]['id'] . ' for item ' . $item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id'], LOGGER_DEBUG);
|
||
|
|
return $r[0]['id'];
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_get_encoding($resource) {
|
||
|
|
$matches = array();
|
||
|
|
if (preg_match('/charset=(.*)/', $resource['type'], $matches)) {
|
||
|
|
return trim(array_pop($matches));
|
||
|
|
}
|
||
|
|
return 'utf-8';
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_apply_xslt_text($xslt_text, $doc) {
|
||
|
|
if (!$xslt_text) {
|
||
|
|
logger('retriever_apply_xslt_text: empty XSLT text', LOGGER_NORMAL);
|
||
|
|
return $doc;
|
||
|
|
}
|
||
|
|
$xslt_doc = new DOMDocument();
|
||
|
|
if (!$xslt_doc->loadXML($xslt_text)) {
|
||
|
|
logger('retriever_apply_xslt_text: could not load XML', LOGGER_NORMAL);
|
||
|
|
return $doc;
|
||
|
|
}
|
||
|
|
$xp = new XsltProcessor();
|
||
|
|
$xp->importStylesheet($xslt_doc);
|
||
|
|
$result = $xp->transformToDoc($doc);
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_apply_dom_filter($retriever, &$item, $resource) {
|
||
|
|
logger('retriever_apply_dom_filter: applying XSLT to ' . $item['id'] . ' ' . $item['uri'] . ' contact ' . $item['contact-id'], LOGGER_DEBUG);
|
||
|
|
|
||
|
|
if (!$retriever['data']['include'] && !$retriever['data']['customxslt']) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if (!$resource['data']) {
|
||
|
|
logger('retriever_apply_dom_filter: no text to work with', LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$encoding = retriever_get_encoding($resource);
|
||
|
|
$content = mb_convert_encoding($resource['data'], 'HTML-ENTITIES', $encoding);
|
||
|
|
$doc = new DOMDocument('1.0', 'UTF-8');
|
||
|
|
if (strpos($resource['type'], 'html') !== false) {
|
||
|
|
@$doc->loadHTML($content);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
$doc->loadXML($content);
|
||
|
|
}
|
||
|
|
|
||
|
|
$params = array('$spec' => $retriever['data']);
|
||
|
|
$extract_template = get_markup_template('extract.tpl', 'addon/retriever/');
|
||
|
|
$extract_xslt = replace_macros($extract_template, $params);
|
||
|
|
if ($retriever['data']['include']) {
|
||
|
|
$doc = retriever_apply_xslt_text($extract_xslt, $doc);
|
||
|
|
}
|
||
|
|
if ($retriever['data']['customxslt']) {
|
||
|
|
$doc = retriever_apply_xslt_text($retriever['data']['customxslt'], $doc);
|
||
|
|
}
|
||
|
|
if (!$doc) {
|
||
|
|
logger('retriever_apply_dom_filter: failed to apply extract XSLT template', LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$components = parse_url($resource['redirect-url']);
|
||
|
|
$rooturl = $components['scheme'] . "://" . $components['host'];
|
||
|
|
$dirurl = $rooturl . dirname($components['path']) . "/";
|
||
|
|
$params = array('$dirurl' => $dirurl, '$rooturl' => $rooturl);
|
||
|
|
$fix_urls_template = get_markup_template('fix-urls.tpl', 'addon/retriever/');
|
||
|
|
$fix_urls_xslt = replace_macros($fix_urls_template, $params);
|
||
|
|
$doc = retriever_apply_xslt_text($fix_urls_xslt, $doc);
|
||
|
|
if (!$doc) {
|
||
|
|
logger('retriever_apply_dom_filter: failed to apply fix urls XSLT template', LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$item['body'] = html2bbcode($doc->saveXML());
|
||
|
|
if (!strlen($item['body'])) {
|
||
|
|
logger('retriever_apply_dom_filter retriever ' . $retriever['id'] . ' item ' . $item['id'] . ': output was empty', LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
$item['body'] .= "\n\n" . t('Retrieved') . ' ' . date("Y-m-d") . ': [url=';
|
||
|
|
$item['body'] .= $item['plink'];
|
||
|
|
$item['body'] .= ']' . $item['plink'] . '[/url]';
|
||
|
|
q("UPDATE `item` SET `body` = '%s' WHERE `id` = %d",
|
||
|
|
dbesc($item['body']), intval($item['id']));
|
||
|
|
}
|
||
|
|
|
||
|
|
function retrieve_images(&$item) {
|
||
|
|
$matches1 = array();
|
||
|
|
preg_match_all("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", $item["body"], $matches1);
|
||
|
|
$matches2 = array();
|
||
|
|
preg_match_all("/\[img\](.*?)\[\/img\]/ism", $item["body"], $matches2);
|
||
|
|
$matches = array_merge($matches1[3], $matches2[1]);
|
||
|
|
logger('retrieve_images: found ' . count($matches) . ' images for item ' . $item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id'], LOGGER_DEBUG);
|
||
|
|
foreach ($matches as $url) {
|
||
|
|
if (strpos($url, get_app()->get_baseurl()) === FALSE) {
|
||
|
|
$resource = add_retriever_resource($url, true);
|
||
|
|
if (!$resource['completed']) {
|
||
|
|
add_retriever_item($item, $resource);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
retriever_transform_images($item, $resource);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_check_item_completed(&$item)
|
||
|
|
{
|
||
|
|
$r = q('SELECT count(*) FROM retriever_item WHERE `item-uri` = "%s" ' .
|
||
|
|
'AND `item-uid` = %d AND `contact-id` = %d AND `finished` = 0',
|
||
|
|
dbesc($item['uri']), intval($item['uid']),
|
||
|
|
intval($item['contact-id']));
|
||
|
|
$waiting = $r[0]['count(*)'];
|
||
|
|
logger('retriever_check_item_completed: item ' . $item['uri'] . ' ' . $item['uid']
|
||
|
|
. ' '. $item['contact-id'] . ' waiting for ' . $waiting . ' resources', LOGGER_DEBUG);
|
||
|
|
$old_visible = $item['visible'];
|
||
|
|
$item['visible'] = $waiting ? 0 : 1;
|
||
|
|
if (($item['id'] > 0) && ($old_visible != $item['visible'])) {
|
||
|
|
logger('retriever_check_item_completed: changing visible flag to ' . $item['visible'] . ' and invoking notifier ("edit_post", ' . $item['id'] . ')', LOGGER_DEBUG);
|
||
|
|
q("UPDATE `item` SET `visible` = %d WHERE `id` = %d",
|
||
|
|
intval($item['visible']),
|
||
|
|
intval($item['id']));
|
||
|
|
q("UPDATE `thread` SET `visible` = %d WHERE `iid` = %d",
|
||
|
|
intval($item['visible']),
|
||
|
|
intval($item['id']));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_apply_completed_resource_to_item($retriever, &$item, $resource) {
|
||
|
|
logger('retriever_apply_completed_resource_to_item: retriever ' .
|
||
|
|
($retriever ? $retriever['id'] : 'none') .
|
||
|
|
' resource ' . $resource['url'] . ' plink ' . $item['plink'], LOGGER_DEBUG);
|
||
|
|
if (strpos($resource['type'], 'image') !== false) {
|
||
|
|
retriever_transform_images($item, $resource);
|
||
|
|
}
|
||
|
|
if (!$retriever) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if ((strpos($resource['type'], 'html') !== false) ||
|
||
|
|
(strpos($resource['type'], 'xml') !== false)) {
|
||
|
|
retriever_apply_dom_filter($retriever, $item, $resource);
|
||
|
|
if ($retriever["data"]['images'] ) {
|
||
|
|
retrieve_images($item);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_store_photo($item, &$resource) {
|
||
|
|
$hash = photo_new_resource();
|
||
|
|
|
||
|
|
if (class_exists('Imagick')) {
|
||
|
|
try {
|
||
|
|
$image = new Imagick();
|
||
|
|
$image->readImageBlob($resource['data']);
|
||
|
|
$resource['width'] = $image->getImageWidth();
|
||
|
|
$resource['height'] = $image->getImageHeight();
|
||
|
|
}
|
||
|
|
catch (Exception $e) {
|
||
|
|
logger("ImageMagick couldn't process image " . $resource['id'] . " " . $resource['url'] . ' length ' . strlen($resource['data']) . ': ' . $e->getMessage(), LOGGER_DEBUG);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!array_key_exists('width', $resource)) {
|
||
|
|
$image = @imagecreatefromstring($resource['data']);
|
||
|
|
if ($image === false) {
|
||
|
|
logger("Couldn't process image " . $resource['id'] . " " . $resource['url'], LOGGER_DEBUG);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
$resource['width'] = imagesx($image);
|
||
|
|
$resource['height'] = imagesy($image);
|
||
|
|
imagedestroy($image);
|
||
|
|
}
|
||
|
|
|
||
|
|
$url_components = parse_url($resource['url']);
|
||
|
|
$filename = basename($url_components['path']);
|
||
|
|
if (!strlen($filename)) {
|
||
|
|
$filename = 'image';
|
||
|
|
}
|
||
|
|
$r = q("INSERT INTO `photo`
|
||
|
|
( `uid`, `contact-id`, `guid`, `resource-id`, `created`, `edited`, `filename`, `type`, `album`, `height`, `width`, `datasize`, `data` )
|
||
|
|
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, '%s' )",
|
||
|
|
intval($item['item-uid']),
|
||
|
|
intval($item['contact-id']),
|
||
|
|
dbesc(get_guid()),
|
||
|
|
dbesc($hash),
|
||
|
|
dbesc(datetime_convert()),
|
||
|
|
dbesc(datetime_convert()),
|
||
|
|
dbesc($filename),
|
||
|
|
dbesc($resource['type']),
|
||
|
|
dbesc('Retrieved Images'),
|
||
|
|
intval($resource['height']),
|
||
|
|
intval($resource['width']),
|
||
|
|
intval(strlen($resource['data'])),
|
||
|
|
dbesc($resource['data'])
|
||
|
|
);
|
||
|
|
|
||
|
|
return $hash;
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_transform_images(&$item, $resource) {
|
||
|
|
if (!$resource["data"]) {
|
||
|
|
logger('retriever_transform_images: no data available for '
|
||
|
|
. $resource['id'] . ' ' . $resource['url'], LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$hash = retriever_store_photo($item, $resource);
|
||
|
|
if ($hash === false) {
|
||
|
|
logger('retriever_transform_images: unable to store photo '
|
||
|
|
. $resource['id'] . ' ' . $resource['url'], LOGGER_NORMAL);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$new_url = get_app()->get_baseurl() . '/photo/' . $hash;
|
||
|
|
logger('retriever_transform_images: replacing ' . $resource['url'] . ' with ' .
|
||
|
|
$new_url . ' in item ' . $item['plink'], LOGGER_DEBUG);
|
||
|
|
$transformed = str_replace($resource["url"], $new_url, $item['body']);
|
||
|
|
if ($transformed === $item['body']) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
$item['body'] = $transformed;
|
||
|
|
q("UPDATE `item` SET `body` = '%s' WHERE `plink` = '%s' AND `uid` = %d AND `contact-id` = %d",
|
||
|
|
dbesc($item['body']),
|
||
|
|
dbesc($item['plink']),
|
||
|
|
intval($item['uid']),
|
||
|
|
intval($item['contact-id']));
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_content($a) {
|
||
|
|
if (!local_user()) {
|
||
|
|
$a->page['content'] .= "<p>Please log in</p>";
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if ($a->argv[1] === 'help') {
|
||
|
|
$feeds = q("SELECT `id`, `name`, `thumb` FROM contact WHERE `uid` = %d AND `network` = 'feed'",
|
||
|
|
local_user());
|
||
|
|
foreach ($feeds as $k=>$v) {
|
||
|
|
$feeds[$k]['url'] = $a->get_baseurl() . '/retriever/' . $v['id'];
|
||
|
|
}
|
||
|
|
$template = get_markup_template('/help.tpl', 'addon/retriever/');
|
||
|
|
$a->page['content'] .= replace_macros($template, array(
|
||
|
|
'$config' => $a->get_baseurl() . '/settings/addon',
|
||
|
|
'$feeds' => $feeds));
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if ($a->argv[1]) {
|
||
|
|
$retriever = get_retriever($a->argv[1], local_user(), false);
|
||
|
|
|
||
|
|
if (x($_POST["id"])) {
|
||
|
|
$retriever = get_retriever($a->argv[1], local_user(), true);
|
||
|
|
$retriever["data"] = array();
|
||
|
|
foreach (array('pattern', 'replace', 'enable', 'images', 'customxslt') as $setting) {
|
||
|
|
if (x($_POST['retriever_' . $setting])) {
|
||
|
|
$retriever["data"][$setting] = $_POST['retriever_' . $setting];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
foreach ($_POST as $k=>$v) {
|
||
|
|
if (preg_match("/retriever-(include|exclude)-(\d+)-(element|attribute|value)/", $k, $matches)) {
|
||
|
|
$retriever['data'][$matches[1]][intval($matches[2])][$matches[3]] = $v;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// You've gotta have an element, even if it's just "*"
|
||
|
|
foreach ($retriever['data']['include'] as $k=>$clause) {
|
||
|
|
if (!$clause['element']) {
|
||
|
|
unset($retriever['data']['include'][$k]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
foreach ($retriever['data']['exclude'] as $k=>$clause) {
|
||
|
|
if (!$clause['element']) {
|
||
|
|
unset($retriever['data']['exclude'][$k]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
q("UPDATE `retriever_rule` SET `data`='%s' WHERE `id` = %d",
|
||
|
|
dbesc(json_encode($retriever["data"])), intval($retriever["id"]));
|
||
|
|
$a->page['content'] .= "<p><b>Settings Updated";
|
||
|
|
if (x($_POST["retriever_retrospective"])) {
|
||
|
|
apply_retrospective($retriever, $_POST["retriever_retrospective"]);
|
||
|
|
$a->page['content'] .= " and retrospectively applied to " . $_POST["apply"] . " posts";
|
||
|
|
}
|
||
|
|
$a->page['content'] .= ".</p></b>";
|
||
|
|
}
|
||
|
|
|
||
|
|
$template = get_markup_template('/rule-config.tpl', 'addon/retriever/');
|
||
|
|
$a->page['content'] .= replace_macros($template, array(
|
||
|
|
'$enable' => array(
|
||
|
|
'retriever_enable',
|
||
|
|
t('Enabled'),
|
||
|
|
$retriever['data']['enable']),
|
||
|
|
'$pattern' => array(
|
||
|
|
'retriever_pattern',
|
||
|
|
t('URL Pattern'),
|
||
|
|
$retriever["data"]['pattern'],
|
||
|
|
t('Regular expression matching part of the URL to replace')),
|
||
|
|
'$replace' => array(
|
||
|
|
'retriever_replace',
|
||
|
|
t('URL Replace'),
|
||
|
|
$retriever["data"]['replace'],
|
||
|
|
t('Text to replace matching part of above regular expression')),
|
||
|
|
'$images' => array(
|
||
|
|
'retriever_images',
|
||
|
|
t('Download Images'),
|
||
|
|
$retriever['data']['images']),
|
||
|
|
'$retrospective' => array(
|
||
|
|
'retriever_retrospective',
|
||
|
|
t('Retrospectively Apply'),
|
||
|
|
'0',
|
||
|
|
t('Reapply the rules to this number of posts')),
|
||
|
|
'$customxslt' => array(
|
||
|
|
'retriever_customxslt',
|
||
|
|
t('Custom XSLT'),
|
||
|
|
$retriever['data']['customxslt'],
|
||
|
|
t("When standard rules aren't enough, apply custom XSLT to the article")),
|
||
|
|
'$title' => t('Retrieve Feed Content'),
|
||
|
|
'$help' => $a->get_baseurl() . '/retriever/help',
|
||
|
|
'$help_t' => t('Get Help'),
|
||
|
|
'$submit_t' => t('Submit'),
|
||
|
|
'$submit' => t('Save Settings'),
|
||
|
|
'$id' => ($retriever["id"] ? $retriever["id"] : "create"),
|
||
|
|
'$tag_t' => t('Tag'),
|
||
|
|
'$attribute_t' => t('Attribute'),
|
||
|
|
'$value_t' => t('Value'),
|
||
|
|
'$add_t' => t('Add'),
|
||
|
|
'$remove_t' => t('Remove'),
|
||
|
|
'$include_t' => t('Include'),
|
||
|
|
'$include' => $retriever['data']['include'],
|
||
|
|
'$exclude_t' => t('Exclude'),
|
||
|
|
'$exclude' => $retriever["data"]['exclude']));
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_contact_photo_menu($a, &$args) {
|
||
|
|
if (!$args) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if ($args["contact"]["network"] == "feed") {
|
||
|
|
$args["menu"][ 'retriever' ] = array(t('Retriever'), $a->get_baseurl() . '/retriever/' . $args["contact"]['id']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_post_remote_hook(&$a, &$item) {
|
||
|
|
logger('retriever_post_remote_hook: ' . $item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id'], LOGGER_DEBUG);
|
||
|
|
|
||
|
|
$retriever = get_retriever($item['contact-id'], $item["uid"], false);
|
||
|
|
if ($retriever) {
|
||
|
|
retriever_on_item_insert($retriever, $item);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
if (get_pconfig($item["uid"], 'retriever', 'oembed')) {
|
||
|
|
// Convert to HTML and back to take advantage of bbcode's resolution of oembeds.
|
||
|
|
$body = html2bbcode(bbcode($item['body']));
|
||
|
|
if ($body) {
|
||
|
|
$item['body'] = $body;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (get_pconfig($item["uid"], 'retriever', 'all_photos')) {
|
||
|
|
retrieve_images($item, null);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
retriever_check_item_completed($item);
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_plugin_settings(&$a,&$s) {
|
||
|
|
$all_photos = get_pconfig(local_user(), 'retriever', 'all_photos');
|
||
|
|
$oembed = get_pconfig(local_user(), 'retriever', 'oembed');
|
||
|
|
$template = get_markup_template('/settings.tpl', 'addon/retriever/');
|
||
|
|
$s .= replace_macros($template, array(
|
||
|
|
'$allphotos' => array(
|
||
|
|
'retriever_all_photos',
|
||
|
|
t('All Photos'),
|
||
|
|
$all_photos,
|
||
|
|
t('Check this to retrieve photos for all posts')),
|
||
|
|
'$oembed' => array(
|
||
|
|
'retriever_oembed',
|
||
|
|
t('Resolve OEmbed'),
|
||
|
|
$oembed,
|
||
|
|
t('Check this to attempt to retrieve embedded content for all posts - useful e.g. for Facebook posts')),
|
||
|
|
'$submit' => t('Save Settings'),
|
||
|
|
'$title' => t('Retriever Settings'),
|
||
|
|
'$help' => $a->get_baseurl() . '/retriever/help'));
|
||
|
|
}
|
||
|
|
|
||
|
|
function retriever_plugin_settings_post($a,$post) {
|
||
|
|
if ($_POST['retriever_all_photos']) {
|
||
|
|
set_pconfig(local_user(), 'retriever', 'all_photos', $_POST['retriever_all_photos']);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
del_pconfig(local_user(), 'retriever', 'all_photos');
|
||
|
|
}
|
||
|
|
if ($_POST['retriever_oembed']) {
|
||
|
|
set_pconfig(local_user(), 'retriever', 'oembed', $_POST['retriever_oembed']);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
del_pconfig(local_user(), 'retriever', 'oembed');
|
||
|
|
}
|
||
|
|
}
|