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writer.php
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<?php
/**
* Miniblog_XH Interface to create single file blog entries
*
* last change: 20.08.2016 08:52:34
*
*/
/**
* Prevent direct access.
*/
if (!defined('CMSIMPLE_XH_VERSION')) {
header('HTTP/1.0 403 Forbidden');
exit;
}
/**
* displays the interface for the members to write blog postings
*/
function miniblogwriter()
{
global $plugin_cf, $plugin_tx, $tx, $pth, $bjs, $s;
$o = $post = $user = '';
$ptx = $plugin_tx['miniblog'];
// Warning in case java script is disabled
$o .= '<noscript><div class="xh_warning" style="position:relative;">'
. $ptx['error_javascript_missing']
. '<div style="position:absolute;left:0;top:3em;width:100%;height:11em;background:#fff;">'
. '</div></div></noscript>';
// read the data file of the blog postings
if (isset($_POST['mblognewdata'])) Miniblog_receivePostData();
$posts = json_decode(file_get_contents($pth['folder']['content'].'miniblog/miniblog.php'), true);
$posts = Miniblog_includeOrphans($posts);
// check if extedit is there
if (!function_exists ('extedit')) return '<h4>'.$tx['heading']['error'].'</h4><p>'.$ptx['error_no_extedit'].'</p>';
// proceed only for logged in users
if (isset($_SESSION['username'])) {
$user = $_SESSION['username'];
if ($plugin_cf['miniblog']['posts_authorised_members']) {
$authorised = explode(',',$plugin_cf['miniblog']['posts_authorised_members']);
if (!in_array($user,$authorised)) return $plugin_tx['miniblog']['error_not_authorised'];
}
$name = isset($_SESSION['fullname'])? $_SESSION['fullname'] : $user;
if (!isset($posts['folder'][$user])) {
$o .= '<h1>' . $ptx['text_welcome'] . '</h1>';
$o .= "\n" . sprintf($ptx['text_foldernaming_request'], $name);
$o .= '<form method="post"><label>' . $ptx['text_name_of_my_folder'] . '</label> '
. '<input type="text" name="mblognewfolder">'
. '<input type="hidden" name="mblogfolderuser" value="' . $user . '">'
. '<button name="mblognewdata" type="submit"'
. ' onClick="
var folder = document.getElementsByName(\'mblognewfolder\')[0].value;
if (/\W/g.test(folder)) {
alert(\'' . $ptx['error_allowed_chars1'] . '\');
return false;
}">'
. $ptx['text_send'] . '</button>'
. '</form>' ;
} else {
$folder = $posts['folder'][$user];
// find the active post
// start with looking into $_POST
if (isset($_POST['mblogpostname'])) {
// in case of delete there is no active post
if($_POST['mblogpostname'] == 'del') {
$post = '';
} else {
// if a post was added, this should be the active one
$post = $_POST['addpost']
? $_POST['addpost']
// if neither add nor delete, the active one should be in $_POST
: ($_POST['mblogpostname'] != 'add'
? $_POST['mblogpostname']
: '');
// write the found active post into a cookie
if ($post) setcookie ('mblogpostname', $post);
}
}
// if $_POST doesn't give the active post, look into $_COOKIE
if (!$post && isset($_COOKIE['mblogpostname'])) $post = $_COOKIE['mblogpostname'];
// However, wenn $_COOKIE gives the post which was deleted, no active post should be set
// and the cookie should be deleted
if (isset($_POST['mblogdelpost']) && $_POST['mblogdelpost']
&& isset($_COOKIE['mblogpostname'])
&& $_COOKIE['mblogpostname'] == $_POST['mblogdelpost']) {
$post = '';
setcookie ('mblogpostname', "", time() - 3600);
}
// Give the user the possibility to select the post he wants to work upon
$o .= '<form method="post">';
$o .= $post
? '<p>' . $ptx['text_explain_blog_writing'] . '</p>'
: '<p>' . $ptx['text_continue_editing_blog_post'] . '</p>';
$o .= '<select name="mblogpostname" class="mblog_input" OnChange="
if(this.options[this.selectedIndex].value == \'add\' ) {
document.getElementById(\'newfile\').style.display = \'inline\';
document.getElementById(\'delfile\').style.display = \'none\';
} else if (this.options[this.selectedIndex].value == \'del\' ) {
document.getElementById(\'delfile\').style.display = \'inline\';
document.getElementById(\'newfile\').style.display = \'none\';
} else {
document.getElementById(\'newfile\').style.display = \'none\';
document.getElementById(\'delfile\').style.display = \'none\';
this.form.submit();}
">';
// In case there isn't any active post, start with proposal to make a choice
if (!$post) {
$o .= "\n" . '<option>' . $ptx['text_please_choose'] . '</option>';
}
$i = 0;
if (array_key_exists($folder,$posts)) {
foreach ($posts[$folder] as $key => $value) {
if (!$i && $key == $post) {
$selected = ' selected';
$i++;
} else $selected = '';
$comment = (isset($posts[$folder][$key]['publish'])
&& $posts[$folder][$key]['publish'] == 'true')
? ' (' . $ptx['text_publ'] . ')'
: '';
$o .= "\n" . '<option' . $selected . ' value="' . $key . '">'
. $key . $comment . '</option>';
}
}
// new posts are not yet in the data file therefore they are being added now to the selection
if($post && !$i) {
$o .= "\n" . '<option value="' . $post . '" selected>' . $post . '</option>';
}
$o .= "\n" . '<option value="add">' . $ptx['text_add_new_post'] . '</option>';
$o .= "\n" . '<option value="del">' . $ptx['text_delete_post'] . '</option>';
$o .= "\n" . '</select>';
$o .= '<span id="newfile" style="display:none;"><label> '
. $ptx['text_short_blog_title'] . '</label> '
. "\n" . '<input type="text" name="addpost" value="">';
$o .= '<input type="submit" value="' . $tx['action']['ok'] . '" '
. 'onClick="var post = document.getElementsByName(\'addpost\')[0].value;'
. 'if (/\W/g.test(post)) {'
. 'alert(\''
. $ptx['text_short_blog_title'] . ': ' . $ptx['error_allowed_chars2']
. '\');'
. 'return false;}">';
$o .= '</span>';
$o .= '<span id="delfile" style="display:none;"><label> '
. $ptx['text_name_of_delete'] . '</label> '
. "\n" . '<input type="hidden" name="mbloguser" value="' . $user . '">'
. "\n" . '<input type="hidden" name="mblogfolder" value="' . $folder . '">'
. "\n" . '<input type="text" name="mblogdelpost" value="">';
$o .= '<input type="submit" name="mblognewdata" value="' . $tx['action']['ok'] . '">';
$o .= '</span>';
$o .= "\n" . '</form>';
if ($post) $o .= Miniblog_viewEditHeader($folder, $name, $post, $posts);
$o .= $post
? '<span id="warning"></span><b>'
. $ptx['text_blog_post_content'] . '</b> '
. extedit($user, $folder . '---' . $post)
: '';
}
} else {
$o .= '<p>' . $ptx['text_login_required'] . '</p>';
}
return "\n" . $o . "\n" ;
}
/**
* Displays the header of a post, switchable to edit mode
*/
function Miniblog_viewEditHeader($folder = '', $name = '', $post, $posts, $admin = '')
{
global $plugin_tx, $plugin_cf;
$ptx = $plugin_tx['miniblog'];
$o = '';
$date = isset($posts[$folder][$post]['date']) ? $posts[$folder][$post]['date'] : '';
$title = isset($posts[$folder][$post]['title']) ? $posts[$folder][$post]['title'] : '';
$cat = isset($posts[$folder][$post]['cat']) ? $posts[$folder][$post]['cat'] : '';
$img = isset($posts[$folder][$post]['img']) ? $posts[$folder][$post]['img'] : '';
$publish = isset($posts[$folder][$post]['publish']) ? $posts[$folder][$post]['publish'] : '';
$comments= isset($posts[$folder][$post]['comments'])? $posts[$folder][$post]['comments'] : '';
$teaser = isset($posts[$folder][$post]['teaser']) ? $posts[$folder][$post]['teaser'] : '';
$archive = isset($posts[$folder][$post]['archive']) ? $posts[$folder][$post]['archive'] : '';
$blog = isset($posts[$folder][$post]['blog']) ? $posts[$folder][$post]['blog'] : '';
$style = isset($posts[$folder][$post]['style']) ? $posts[$folder][$post]['style'] : '';
$publ = $publish == 'true'
? ' class="mblogPublOn">' . $ptx['text_published']
: ' class="mblogPublOff">' . $ptx['text_not_published'];
$o .= '<p class="mblog_headEditStart">' . $ptx['text_header_blogpost'] . ' <u>'
. $ptx['single-file_blogname_in_url'] . '/' . $folder . '/' . $post
. '</u> <span id="mblogPublStatus"' . $publ . '</span> <span id="mblogEditAnswer"></span></p>';
$o .= $archive
? '<p style="margin:0;">'
. sprintf($ptx['text_warning_archive'],$plugin_cf['miniblog']['archive_archiving_date'])
. '</p>'
: '';
$o .= '<div id="editMblogHeader" style="display:none;">';
$o .= Miniblog_editHeader($folder, $name, $blog, $post, $publish, $comments,
$date, $cat, $title, $teaser, $img, $style, $admin);
$o .= '</div>';
$o .= '<div id="viewMblogHeader" style="display:block;" class="mblog_postHeader">';
$o .= Miniblog_Header($cat, $date, $name, $title, '', '', '', '', true);
$o .= '</div>';
// start dialog for displaying or editing blog header
$o .= "\n" . '<form style="display:inline-block;" method="post">'
. '<button type="button" OnClick="
if(document.getElementById(\'editMblogHeader\').style.display == \'none\') {
document.getElementById(\'viewMblogHeader\').style.display = \'none\';
document.getElementById(\'editMblogHeader\').style.display = \'block\';
this.innerHTML = \'' . $ptx['text_save_header'] . '\';
document.getElementById(\'warning\').innerHTML = \'('
. $ptx['text_warning_save_header'] . ') \';
} else {
document.getElementById(\'viewMblogHeader\').style.display = \'block\';
document.getElementById(\'editMblogHeader\').style.display = \'none\';
mblogSendHeader ();
this.innerHTML = \'' . $ptx['text_edit_header'] . '\';
document.getElementById(\'warning\').innerHTML = \'\';
}
">'
. $ptx['text_edit_header'] . '</button></form> ';
return $o;
}
/**
* Catches external files which may have been forgotten in the mblog data file
*/
function Miniblog_includeOrphans($posts)
{
global $pth;
$files = scandir($pth['folder']['content'] . 'extedit');
foreach ($files as $file) {
if ($file != '.' && $file != '..' && strpos($file, '---') !== false) {
list($folder, $post) = array_pad(explode('---',$file), -2,'');
$post = substr($post,0,-4);
if ($folder && !isset($posts[$folder][$post])) {
$posts[$folder][$post] = array();
}
}
}
return $posts;
}
/**
* Receives the ajax request, starts the connected function and returns the functions answer
*/
if (isset($_GET['mblogwriter_ajax'])) {
header('Content-Type: text/plain');
echo Miniblog_receivePostData();
exit;
}
/**
* displays the header of a members posting as editable ajax fields
*/
function Miniblog_editHeader($folder, $name, $blog, $post, $publish, $comments,
$date, $cat, $title, $teaser, $img, $style, $admin = '')
{
global $pth, $plugin_cf, $plugin_tx, $bjs, $sn;
$o = '';
$pcf = $plugin_cf['miniblog'];
$ptx = $plugin_tx['miniblog'];
$nameajax = $admin
? '"mblogname=" + document.getElementsByName("mblogname")[0].value'
: '"mblogname=" + "'. $name . '"';
include 'ajax.php';
// this div is only to get styling right in overstyled templates
$o .= "\n" . '<div id="mblog_posting">' . "\n" ;
If (!$admin) $o .= "\n" . '<input type="hidden" name="mblogname" value="'. $name . '">';
$o .= "\n" . '<input type="hidden" name="mblogfolder" value="'. $folder . '">'
. "\n" . '<input type="hidden" name="mblogpost" value="'. $post . '">';
// publish blog post?
$publishchecked = $publish && $publish != 'false' ? ' checked' : '';
$o .= "\n"
. '<input type="checkbox" name="mblogpublish" value="true" '
. $publishchecked . '> <label>'
. $ptx['text_publish_post'] . '</label>';
// allow comments?
$commentschecked = $pcf['comments_default_on']
? ($comments != 'false' ? ' checked' : '')
: ($comments && $comments != 'false' ? ' checked' : '');
$o .= $plugin_cf['miniblog']['comments_plugin']
? "\n"
. ' <input type="checkbox" name="mblogcomments" value="true" '
. $commentschecked . '> <label>'
. $ptx['text_allow_comments'] . '</label>'
: '<input type="hidden" name="mblogcomments" value="' . $comments . '">';
$o .= '<br>';
// author's name or the keyword of the blog post
if ($admin) {
$o .= "\n"
. '<input type="text" name="mblogname" class="mblog_input" value="'
. $name
. '"> <label>' . $plugin_tx['miniblog']['text_author_or_keyword'] . '</label><br></span>';
}
// date of the blog post
$dateDisplay = $pcf['date_show_date'] || $pcf['archive_archiving_date'] ? '' : 'style="display:none;"';
$text = $date > 1 ? date($pcf['date_format'], (int)$date) : '';
$o .= "\n" . '<span id="dateDisplay" '.$dateDisplay.'>'
. '<input type="text" name="mblogdate" class="mblog_input" value="'
. $text
. '"> <label>' . $ptx['text_date_of_post'] . '</label> '
. '<button type="button" onClick="
var d = document.getElementsByName(\'mblogdate\')[0].value;
var date = new Date();
today = (\'0\' + date.getDate()).slice(-2) + \'.\' + (\'0\' + (date.getMonth() + 1)).slice(-2) + \'.\' + date.getFullYear();
document.getElementsByName(\'mblogdate\')[0].value = today;">'
. $plugin_tx['miniblog']['text_today'] . '</button><br></span>';
// Select a blog in case of multiple blogs on the site
if (strpos($ptx['single-file_backlinks_to'], ',') || $admin && $ptx['single-file_archive_page']) {
$o .= "\n" . '<select name="mblogblog" class="mblog_input">';
if (strpos($ptx['single-file_backlinks_to'], ',')) {
$blogs = explode(',', $ptx['single-file_backlinks_to']);
if ($ptx['single-file_archive_page']) $blogs[] = $ptx['single-file_archive_page'];
$o .= "\n" . '<option value="">' . $ptx['text_please_choose'] . '</option>';
foreach ($blogs as $key=>$value) {
$selected = $value == $blog ? ' selected' : '';
$o .= "\n" . '<option' . $selected . ' value="' . $value . '">' . $value . '</option>';
}
} else {
$o .= "\n" . '<option value="">' . $ptx['text_active_blog'] . '</option>';
$selected = $blog == $ptx['single-file_archive_page']? ' selected' : '';
$o .= "\n" . '<option' . $selected . ' value="' . $blog . '">' . $ptx['text_archive'] . '</option>';
}
$o .= "\n" . '</select> <label>' . $ptx['text_choose_blog'] . '</label><br>';
} else {
$o .= '<input type="hidden" name="mblogblog" value="' . $blog . '">';
}
// Select a category for the blog post
if ($ptx['single-file_category_list']) {
$cats = explode(',',$ptx['single-file_category_list']);
$thiscats = explode(' ',$cat);
$multiple = $pcf['category_enable_multicategory'] ? ' multiple' : '';
$o .= "\n" . '<select id="mblogcat" class="mblog_input"' . $multiple . '>';
$o .= "\n" . '<option value="">' . $ptx['text_please_choose'] . '</option>';
foreach ($cats as $key=>$value) {
$value = str_replace(' ', '__', $value);
$selected = in_array($value,$thiscats)? ' selected' : '';
$o .= "\n" . '<option' . $selected . ' value="' . $value . '">'
. str_replace('__', ' ', $value) . '</option>';
}
$o .= "\n" . '</select> <label>' . $ptx['text_category'];
if ($multiple) $o .= ' (' . $ptx['text_usage_multicategory'] . ')';
$o .= '</label><br>';
} elseif ($pcf['category_show_category_in_teaser'] || $pcf['category_category_selection_buttons']) {
$o .= "\n" . '<input type="hidden" id="mblogcat"><p class="xh_warning">'
. $ptx['text_enter_category_list'] . '</p>';
} else {
$o .= "\n" . '<input type="hidden" id="mblogcat">';
}
// Title of the blog post
$o .= ' <label>' . $ptx['text_title_editing'] . '</label><br>'
. "\n" . '<input type="text" class="mblog_titleInput" name="mblogtitle" value="'
. $title . '"><br>';
// Teaser for the blog post, teaser with expanding text area.
$o .= "\n"
. '<label>' . $ptx['text_teaser_editing'] . '</label><br>'
. '<div class="mblog_expandingArea" ><pre><span></span>' . '<br></pre>'
. '<textarea name="mblogteaser">' . $teaser . '</textarea></div>'
. "\n";
// Select an Image for the teaser
if (!$admin) {
if ($pcf['teaser_img_path_for_members']) {
$o .= "\n" . '<select name="mblogimg" class="mblog_input">';
$o .= "\n" . '<option value="">' . $ptx['text_no_teaser_img'] . '</option>';
$images = scandir($pth['folder']['images'] . $pcf['teaser_img_path_for_members']);
$i = 0;
foreach ($images as $image) {
if ($image != '.' && $image != '..') {
if ($image == basename($img)) {
$selected = ' selected';
$i++;
} else $selected = '';
$o .= "\n" . '<option' . $selected . ' value="'
. rtrim($pcf['teaser_img_path_for_members']) . '/'
. $image . '">' . $image . '</option>';
}
}
if ($i == 0 && $img) $o .= "\n" . '<option value="' . $img . '" selected>' . basename($img) . '</option>';
$o .= "\n" . '</select> <label>' . $ptx['text_teaser_img'] . '</label><br>';
} else {
$o .= "\n" . '<input type="hidden" name="mblogimg" value="'
. $img . '">';
}
$o .= '<input type="hidden" name="mblogstyle" value="'
. $style . '">';
} else {
$o .= '<div style="width:100%;display:table;">';
$o .= "\n" . '<span style="display:table-cell;width:100%;">'
. '<input type="text" style="border:none;width:100%;text-align:right;" name="mblogimg" value="'
. $img . '"></span>';
$o .= '<span style="display:table-cell">'
. '<button type="button" style="white-space:nowrap;" onClick="filebrowser(\'image\');">'
. $ptx['text_image_browser'] . '</button></span>';
$o .= '<span style="display:table-cell">';
$o .= "\n" . '<select name="mblogstyle" class="mblog_input">'
. "\n" . '<option value="">' . $ptx['text_as_config'] . '</option>';
foreach (array(
'top' => $ptx['text_image_top'],
'left' => $ptx['text_image_left'],
'title' => $ptx['text_image_title'],
'teaser' => $ptx['text_image_teaser'],
'wide_top' => $ptx['text_image_top'] . '+' . $ptx['text_wide'],
'wide_title' => $ptx['text_image_title'] . '+' . $ptx['text_wide'],
'wide_teaser' => $ptx['text_image_teaser'] . '+' . $ptx['text_wide']
) as $key => $value) {
$selected = $style == $key ? ' selected' : '';
$o .= "\n" . '<option' . $selected . ' value="'
. $key . '">'. $value . '</option>';
}
$o .= "\n" . '</select></span></div>';
}
$o .= "\n" . '</div>';
return $o;
}
/**
* enters new values into the data base of member's postings, also deletes posts
*/
function Miniblog_receivePostData()
{
global $pth, $e, $plugin_cf, $plugin_tx;
$o = '';
$pcf = $plugin_cf['miniblog'];
$ptx = $plugin_tx['miniblog'];
$posts = json_decode(file_get_contents($pth['folder']['content'].'miniblog/miniblog.php'), true);
$name =isset($_POST['mblogname']) ? htmlspecialchars($_POST['mblogname']) : '';
$newfolder =isset($_POST['mblognewfolder']) ? $_POST['mblognewfolder'] : '';
$delfolder =isset($_POST['mblogdelfolder_x'])? $_POST['mblogdelfolder_x'] : '';
$folderuser =isset($_POST['mblogfolderuser']) ? htmlspecialchars($_POST['mblogfolderuser']) : '';
$folder =isset($_POST['mblogfolder']) ? htmlspecialchars($_POST['mblogfolder']) : '';
$blog =isset($_POST['mblogblog']) ? $_POST['mblogblog'] : '';
$post =isset($_POST['mblogpost']) ? htmlspecialchars($_POST['mblogpost']) : '';
$date =isset($_POST['mblogdate']) ? $_POST['mblogdate'] : '';
$title =isset($_POST['mblogtitle']) ? htmlspecialchars($_POST['mblogtitle']) : '';
$cat =isset($_POST['mblogcat']) ? $_POST['mblogcat'] : '';
$publish =isset($_POST['mblogpublish']) ? $_POST['mblogpublish'] : false;
$comments =isset($_POST['mblogcomments']) ? $_POST['mblogcomments'] : false;
$archive =isset($_POST['mblogarchive']) ? $_POST['mblogarchive'] : false;
$teaser =isset($_POST['mblogteaser']) ? htmlspecialchars($_POST['mblogteaser']) : '';
$img =isset($_POST['mblogimg']) ? $_POST['mblogimg'] : '';
$style =isset($_POST['mblogstyle']) ? $_POST['mblogstyle'] : '';
$del =isset($_POST['mblogdelpost']) ? $_POST['mblogdelpost'] : '';
if ($folder && $del) {
unset($posts[$folder][$del]);
if (is_file($pth['folder']['content'] . 'extedit/' . $folder . '---' . $del . '.htm')) {
unlink($pth['folder']['content'] . 'extedit/' . $folder . '---' . $del . '.htm');
}
}
if ($post) {
// check if actually a posting file exists
if ($publish == 'true' && !is_file($pth['folder']['content'] . 'extedit/' . $folder . '---' . $post . '.htm')) {
$o .= '<span class="mblog_error">' . $ptx['error_save_before_publishing'] . '</span>';
}
if ($publish == 'true' && !$title) {
$o .= '<span class="mblog_error">' . $plugin_tx['miniblog']['error_publishing_needs_title'] . '</span>';
}
if ($date && strtotime($date) > 1 ) {
$date = strtotime($date);
} else {
$date = '';
}
if ($publish == 'true' && !$date &&
($pcf['blogpage_order_posts'] == 'newest' || $pcf['blogpage_order_posts'] == 'oldest')) {
$o .= '<span class="mblog_error">' . $ptx['error_publishing_needs_date'] . '</span>';
}
if ($pcf['archive_archiving_date'] &&
strtotime($plugin_cf['miniblog']['archive_archiving_date']) > $date) $archive = true;
$posts[$folder][$post]['blog'] = $blog;
$posts[$folder][$post]['date'] = $date;
$posts[$folder][$post]['name'] = $name;
$posts[$folder][$post]['title'] = $title;
$posts[$folder][$post]['cat'] = $cat;
$posts[$folder][$post]['publish'] = $publish;
$posts[$folder][$post]['comments'] = $comments;
$posts[$folder][$post]['archive'] = $archive;
$posts[$folder][$post]['teaser'] = $teaser;
$posts[$folder][$post]['img'] = $img;
$posts[$folder][$post]['style'] = $style;
}
if ($folderuser & $newfolder) {
if ($delfolder) {
unset($posts['folder'][$folderuser]);
} else {
if (preg_match('/^[A-Z0-9-_]+$/i', $newfolder)) {
// in case no change was detected
if (isset($posts['folder'][$folderuser]) && $posts['folder'][$folderuser] == $newfolder) return false;
// in case the folder is already in use
if (in_array($newfolder, $posts['folder'])) {
$e .= $ptx['error_folder_already_in_use'];
return false;
}
// new folder gets registered
$posts['folder'][$folderuser] = $newfolder;
} else {
// illegal chars used
$e .= $ptx['text_short_blog_title'] . ': ' . $ptx['error_allowed_chars2'];
return false;
}
}
}
// saving the changed file
$jsonposts = json_encode($posts);
if (file_put_contents($pth['folder']['content'].'miniblog/miniblog.php',
$jsonposts, LOCK_EX) === FALSE) {
e('cntsave', 'file', $pth['folder']['content'].'miniblog/miniblog.php');
return 'ERROR';
} else return $o ? $o : '<span class="mblog_ok">' . $ptx['text_saved'] . '</span>' ;
}
?>