libertree/libertree.php

   1 <?php
   2 /**
   3  * Name: Libertree Post Connector
   4  * Description: Post to libertree accounts
   5  * Version: 1.0
   6  * Author: Tony Baldwin <https://free-haven.org/u/tony>
   7  */
   8
   9 use Friendica\App;
  10 use Friendica\Content\Text\BBCode;
  11 use Friendica\Core\Hook;
  12 use Friendica\Core\Logger;
  13 use Friendica\Database\DBA;
  14 use Friendica\DI;
  15 use Friendica\Util\Network;
  16
  17 function libertree_install()
  18 {
  19         Hook::register('hook_fork',            'addon/libertree/libertree.php', 'libertree_hook_fork');
  20         Hook::register('post_local',           'addon/libertree/libertree.php', 'libertree_post_local');
  21         Hook::register('notifier_normal',      'addon/libertree/libertree.php', 'libertree_send');
  22         Hook::register('jot_networks',         'addon/libertree/libertree.php', 'libertree_jot_nets');
  23         Hook::register('connector_settings',      'addon/libertree/libertree.php', 'libertree_settings');
  24         Hook::register('connector_settings_post', 'addon/libertree/libertree.php', 'libertree_settings_post');
  25 }
  26
  27 function libertree_uninstall()
  28 {
  29         Hook::unregister('hook_fork',        'addon/libertree/libertree.php', 'libertree_hook_fork');
  30         Hook::unregister('post_local',       'addon/libertree/libertree.php', 'libertree_post_local');
  31         Hook::unregister('notifier_normal',  'addon/libertree/libertree.php', 'libertree_send');
  32         Hook::unregister('jot_networks',     'addon/libertree/libertree.php', 'libertree_jot_nets');
  33         Hook::unregister('connector_settings',      'addon/libertree/libertree.php', 'libertree_settings');
  34         Hook::unregister('connector_settings_post', 'addon/libertree/libertree.php', 'libertree_settings_post');
  35 }
  36
  37 function libertree_jot_nets(App &$a, array &$jotnets_fields)
  38 {
  39     if(! local_user()) {
  40         return;
  41     }
  42
  43         if (DI::pConfig()->get(local_user(), 'libertree', 'post')) {
  44                 $jotnets_fields[] = [
  45                         'type' => 'checkbox',
  46                         'field' => [
  47                                 'libertree_enable',
  48                                 DI::l10n()->t('Post to libertree'),
  49                                 DI::pConfig()->get(local_user(), 'libertree', 'post_by_default')
  50                         ]
  51                 ];
  52         }
  53 }
  54
  55
  56 function libertree_settings(&$a,&$s) {
  57
  58     if(! local_user())
  59         return;
  60
  61     /* Add our stylesheet to the page so we can make our settings look nice */
  62
  63     DI::page()['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . DI::baseUrl()->get() . '/addon/libertree/libertree.css' . '" media="all" />' . "\r\n";
  64
  65     /* Get the current state of our config variables */
  66
  67     $enabled = DI::pConfig()->get(local_user(),'libertree','post');
  68     $checked = (($enabled) ? ' checked="checked" ' : '');
  69     $css = (($enabled) ? '' : '-disabled');
  70
  71     $def_enabled = DI::pConfig()->get(local_user(),'libertree','post_by_default');
  72
  73     $def_checked = (($def_enabled) ? ' checked="checked" ' : '');
  74
  75     $ltree_api_token = DI::pConfig()->get(local_user(), 'libertree', 'libertree_api_token');
  76     $ltree_url = DI::pConfig()->get(local_user(), 'libertree', 'libertree_url');
  77
  78
  79     /* Add some HTML to the existing form */
  80
  81     $s .= '<span id="settings_libertree_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_libertree_expanded\'); openClose(\'settings_libertree_inflated\');">';
  82     $s .= '<img class="connector'.$css.'" src="images/libertree.png" /><h3 class="connector">'. DI::l10n()->t('libertree Export').'</h3>';
  83     $s .= '</span>';
  84     $s .= '<div id="settings_libertree_expanded" class="settings-block" style="display: none;">';
  85     $s .= '<span class="fakelink" onclick="openClose(\'settings_libertree_expanded\'); openClose(\'settings_libertree_inflated\');">';
  86     $s .= '<img class="connector'.$css.'" src="images/libertree.png" /><h3 class="connector">'. DI::l10n()->t('libertree Export').'</h3>';
  87     $s .= '</span>';
  88
  89     $s .= '<div id="libertree-enable-wrapper">';
  90     $s .= '<label id="libertree-enable-label" for="libertree-checkbox">' . DI::l10n()->t('Enable Libertree Post Addon') . '</label>';
  91     $s .= '<input id="libertree-checkbox" type="checkbox" name="libertree" value="1" ' . $checked . '/>';
  92     $s .= '</div><div class="clear"></div>';
  93
  94     $s .= '<div id="libertree-api_token-wrapper">';
  95     $s .= '<label id="libertree-api_token-label" for="libertree-api_token">' . DI::l10n()->t('Libertree API token') . '</label>';
  96     $s .= '<input id="libertree-api_token" type="text" name="libertree_api_token" value="' . $ltree_api_token . '" />';
  97     $s .= '</div><div class="clear"></div>';
  98
  99     $s .= '<div id="libertree-url-wrapper">';
 100     $s .= '<label id="libertree-url-label" for="libertree-url">' . DI::l10n()->t('Libertree site URL') . '</label>';
 101     $s .= '<input id="libertree-url" type="text" name="libertree_url" value="' . $ltree_url . '" />';
 102     $s .= '</div><div class="clear"></div>';
 103
 104     $s .= '<div id="libertree-bydefault-wrapper">';
 105     $s .= '<label id="libertree-bydefault-label" for="libertree-bydefault">' . DI::l10n()->t('Post to Libertree by default') . '</label>';
 106     $s .= '<input id="libertree-bydefault" type="checkbox" name="libertree_bydefault" value="1" ' . $def_checked . '/>';
 107     $s .= '</div><div class="clear"></div>';
 108
 109     /* provide a submit button */
 110
 111     $s .= '<div class="settings-submit-wrapper" ><input type="submit" id="libertree-submit" name="libertree-submit" class="settings-submit" value="' . DI::l10n()->t('Save Settings') . '" /></div></div>';
 112
 113 }
 114
 115
 116 function libertree_settings_post(&$a,&$b) {
 117
 118         if(!empty($_POST['libertree-submit'])) {
 119
 120                 DI::pConfig()->set(local_user(),'libertree','post',intval($_POST['libertree']));
 121                 DI::pConfig()->set(local_user(),'libertree','post_by_default',intval($_POST['libertree_bydefault']));
 122                 DI::pConfig()->set(local_user(),'libertree','libertree_api_token',trim($_POST['libertree_api_token']));
 123                 DI::pConfig()->set(local_user(),'libertree','libertree_url',trim($_POST['libertree_url']));
 124
 125         }
 126
 127 }
 128
 129 function libertree_hook_fork(App &$a, array &$b)
 130 {
 131         if ($b['name'] != 'notifier_normal') {
 132                 return;
 133         }
 134
 135         $post = $b['data'];
 136
 137         if ($post['deleted'] || $post['private'] || ($post['created'] !== $post['edited']) ||
 138                 !strstr($post['postopts'], 'libertree') || ($post['parent'] != $post['id'])) {
 139                 $b['execute'] = false;
 140                 return;
 141         }
 142 }
 143
 144 function libertree_post_local(&$a,&$b) {
 145
 146         // This can probably be changed to allow editing by pointing to a different API endpoint
 147
 148         if ($b['edit']) {
 149                 return;
 150         }
 151
 152         if ((! local_user()) || (local_user() != $b['uid'])) {
 153                 return;
 154         }
 155
 156         if ($b['private'] || $b['parent']) {
 157                 return;
 158         }
 159
 160         $ltree_post   = intval(DI::pConfig()->get(local_user(),'libertree','post'));
 161
 162         $ltree_enable = (($ltree_post && !empty($_REQUEST['libertree_enable'])) ? intval($_REQUEST['libertree_enable']) : 0);
 163
 164         if ($b['api_source'] && intval(DI::pConfig()->get(local_user(),'libertree','post_by_default'))) {
 165                 $ltree_enable = 1;
 166         }
 167
 168         if (!$ltree_enable) {
 169                 return;
 170         }
 171
 172         if (strlen($b['postopts'])) {
 173                 $b['postopts'] .= ',';
 174         }
 175
 176         $b['postopts'] .= 'libertree';
 177 }
 178
 179
 180
 181
 182 function libertree_send(&$a,&$b) {
 183
 184         Logger::log('libertree_send: invoked');
 185
 186         if ($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited'])) {
 187                 return;
 188         }
 189
 190         if (! strstr($b['postopts'],'libertree')) {
 191                 return;
 192         }
 193
 194         if ($b['parent'] != $b['id']) {
 195                 return;
 196         }
 197
 198         // Dont't post if the post doesn't belong to us.
 199         // This is a check for forum postings
 200         $self = DBA::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
 201         if ($b['contact-id'] != $self['id']) {
 202                 return;
 203         }
 204
 205         $ltree_api_token = DI::pConfig()->get($b['uid'],'libertree','libertree_api_token');
 206         $ltree_url = DI::pConfig()->get($b['uid'],'libertree','libertree_url');
 207         $ltree_blog = "$ltree_url/api/v1/posts/create/?token=$ltree_api_token";
 208         $ltree_source = DI::baseUrl()->getHostname();
 209
 210         if ($b['app'] != "")
 211                 $ltree_source .= " (".$b['app'].")";
 212
 213         if($ltree_url && $ltree_api_token && $ltree_blog && $ltree_source) {
 214                 $title = $b['title'];
 215                 $body = $b['body'];
 216                 // Insert a newline before and after a quote
 217                 $body = str_ireplace("[quote", "\n\n[quote", $body);
 218                 $body = str_ireplace("[/quote]", "[/quote]\n\n", $body);
 219
 220                 // Removal of tags and mentions
 221                 // #-tags
 222                 $body = preg_replace('/#\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', '#$2', $body);
 223                 // @-mentions
 224                 $body = preg_replace('/@\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', '@$2', $body);
 225
 226                 // remove multiple newlines
 227                 do {
 228                         $oldbody = $body;
 229                         $body = str_replace("\n\n\n", "\n\n", $body);
 230                 } while ($oldbody != $body);
 231
 232                 // convert to markdown
 233                 $body = BBCode::toMarkdown($body, false);
 234
 235                 // Adding the title
 236                 if(strlen($title))
 237                         $body = "## ".html_entity_decode($title)."\n\n".$body;
 238
 239
 240                 $params = [
 241                         'text' => $body,
 242                         'source' => $ltree_source
 243                 //      'token' => $ltree_api_token
 244                 ];
 245
 246                 $result = Network::post($ltree_blog, $params)->getBody();
 247                 Logger::log('libertree: ' . $result);
 248         }
 249 }