122 lines
4.2 KiB
PHP
Executable File
122 lines
4.2 KiB
PHP
Executable File
<?php
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/**
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* Name: Show More
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* Description: Collapse posts
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* Version: 1.0
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* Author: Michael Vogel <ike@piratenpartei.de>
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* based upon NSFW from Mike Macgirvin <http://macgirvin.com/profile/mike>
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*
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*/
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function showmore_install() {
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register_hook('prepare_body', 'addon/showmore/showmore.php', 'showmore_prepare_body');
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register_hook('plugin_settings', 'addon/showmore/showmore.php', 'showmore_addon_settings');
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register_hook('plugin_settings_post', 'addon/showmore/showmore.php', 'showmore_addon_settings_post');
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}
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function showmore_uninstall() {
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unregister_hook('prepare_body', 'addon/showmore/showmore.php', 'showmore_prepare_body');
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unregister_hook('plugin_settings', 'addon/showmore/showmore.php', 'showmore_addon_settings');
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unregister_hook('plugin_settings_post', 'addon/showmore/showmore.php', 'showmore_addon_settings_post');
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}
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function showmore_addon_settings(&$a,&$s) {
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if(! local_user())
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return;
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/* Add our stylesheet to the page so we can make our settings look nice */
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$a->page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="'.$a->get_baseurl().'/addon/showmore/showmore.css'.'" media="all"/>'."\r\n";
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$enable_checked = (intval(get_pconfig(local_user(),'showmore','disable')) ? '' : ' checked="checked"');
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$chars = get_pconfig(local_user(),'showmore','chars');
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if(!$chars)
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$chars = '1100';
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$s .= '<div class="settings-block">';
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$s .= '<h3>' . t('"Show more" Settings').'</h3>';
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$s .= '<div id="showmore-wrapper">';
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$s .= '<label id="showmore-enable-label" for="showmore-enable">'.t('Enable Show More').'</label>';
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$s .= '<input id="showmore-enable" type="checkbox" name="showmore-enable" value="1"'.$enable_checked.' />';
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$s .= '<div class="clear"></div>';
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$s .= '<label id="showmore-label" for="showmore-chars">'.t('Cutting posts after how much characters').' </label>';
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$s .= '<input id="showmore-words" type="text" name="showmore-chars" value="'.$chars.'" />';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div class="settings-submit-wrapper" ><input type="submit" id="showmore-submit" name="showmore-submit" class="settings-submit" value="' . t('Submit') . '" /></div>';
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// $s .= '<div class="showmore-desc">' . t('Use /expression/ to provide regular expressions') . '</div></div>';
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return;
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}
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function showmore_addon_settings_post(&$a,&$b) {
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if(! local_user())
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return;
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if($_POST['showmore-submit']) {
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set_pconfig(local_user(),'showmore','chars',trim($_POST['showmore-chars']));
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$enable = ((x($_POST,'showmore-enable')) ? intval($_POST['showmore-enable']) : 0);
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$disable = 1-$enable;
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set_pconfig(local_user(),'showmore','disable', $disable);
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info( t('Show More Settings saved.') . EOL);
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}
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}
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function showmore_prepare_body(&$a,&$b) {
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$words = null;
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if(get_pconfig(local_user(),'showmore','disable'))
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return;
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$chars = (int)get_pconfig(local_user(),'showmore','chars');
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if(!$chars)
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$chars = 1100;
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if (strlen(strip_tags(trim($b['html']))) > $chars) {
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$found = true;
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$shortened = trim(showmore_cutitem($b['html'], $chars))."...";
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}
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if($found) {
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$rnd = random_string(8);
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$b['html'] = '<span id="showmore-teaser-'.$rnd.'" style="display: block;">'.$shortened." ".
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'<span id="showmore-wrap-'.$rnd.'" style="white-space:nowrap;" class="fakelink" onclick="openClose(\'showmore-'.$rnd.'\'); openClose(\'showmore-teaser-'.$rnd.'\');" >'.sprintf(t('Show More')).'</span></span>'.
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'<div id="showmore-'.$rnd.'" style="display: none;">'.$b['html'].'</div>';
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}
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}
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function showmore_cutitem($text, $limit) {
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$text = trim($text);
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$text = mb_convert_encoding($text, 'HTML-ENTITIES', "UTF-8");
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$text = substr($text, 0, $limit);
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$pos1 = strrpos($text, "<");
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$pos2 = strrpos($text, ">");
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$pos3 = strrpos($text, "&");
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$pos4 = strrpos($text, ";");
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if ($pos1 > $pos3) {
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if ($pos1 > $pos2)
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$text = substr($text, 0, $pos1);
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} else {
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if ($pos3 > $pos4)
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$text = substr($text, 0, $pos3);
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}
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$doc = new DOMDocument();
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$doc->preserveWhiteSpace = false;
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$doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
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@$doc->loadHTML($doctype."<html><body>".$text."</body></html>");
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$text = $doc->saveHTML();
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$text = str_replace(array("<html><body>", "</body></html>", $doctype), array("", "", ""), $text);
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return($text);
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}
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